#include "SDCCglobl.h"
#include "newalloc.h"
-#if defined(_MSC_VER)
-#define __FUNCTION__ __FILE__
-#endif
-
#ifdef HAVE_SYS_ISA_DEFS_H
#include <sys/isa_defs.h>
#else
+#ifdef HAVE_MACHINE_ENDIAN_H
+#include <machine/endian.h>
+#else
#ifdef HAVE_ENDIAN_H
#include <endian.h>
#else
-#if !defined(__BORLANDC__) && !defined(_MSC_VER)
+#if !defined(__BORLANDC__) && !defined(_MSC_VER) && !defined(__MINGW32__) && !defined(__CYGWIN__)
#warning "Cannot determine ENDIANESS of this machine assuming LITTLE_ENDIAN"
#warning "If you running sdcc on an INTEL 80x86 Platform you are okay"
#endif
#endif
#endif
+#endif
#include "common.h"
#include "SDCCpeeph.h"
#include "pcode.h"
#include "gen.h"
-//char *aopLiteral (value *val, int offset);
+
+static int labelOffset=0;
+static int debug_verbose=1;
+static int optimized_for_speed = 0;
+
+/* max_key keeps track of the largest label number used in
+ a function. This is then used to adjust the label offset
+ for the next function.
+*/
+static int max_key=0;
+static int GpsuedoStkPtr=0;
+
unsigned int pic14aopLiteral (value *val, int offset);
+const char *AopType(short type);
+static iCode *ifxForOp ( operand *op, iCode *ic );
+
+#define BYTEofLONG(l,b) ( (l>> (b<<3)) & 0xff)
/* this is the down and dirty file with all kinds of
kludgy & hacky stuff. This is what it is all about
set *sendSet;
} _G;
+/* Resolved ifx structure. This structure stores information
+ about an iCode ifx that makes it easier to generate code.
+*/
+typedef struct resolvedIfx {
+ symbol *lbl; /* pointer to a label */
+ int condition; /* true or false ifx */
+ int generated; /* set true when the code associated with the ifx
+ * is generated */
+} resolvedIfx;
+
extern int pic14_ptrRegReq ;
extern int pic14_nRegs;
extern FILE *codeOutFile;
static void saverbank (int, iCode *,bool);
-#define RESULTONSTACK(x) \
- (IC_RESULT(x) && IC_RESULT(x)->aop && \
- IC_RESULT(x)->aop->type == AOP_STK )
-
-#define MOVA(x) if (strcmp(x,"a") && strcmp(x,"acc")) emitcode(";XXX mov","a,%s %s,%d",x,__FILE__,__LINE__);
-#define CLRC emitcode(";XXX clr","c %s,%d",__FILE__,__LINE__);
-
-#define BIT_NUMBER(x) (x & 7)
-#define BIT_REGISTER(x) (x>>3)
static lineNode *lineHead = NULL;
static lineNode *lineCurr = NULL;
static unsigned char SRMask[] = {0xFF, 0x7F, 0x3F, 0x1F, 0x0F,
0x07, 0x03, 0x01, 0x00};
-#define LSB 0
-#define MSB16 1
-#define MSB24 2
-#define MSB32 3
-
-
-#define FUNCTION_LABEL_INC 20
-static int labelOffset=0;
-static int debug_verbose=1;
-
static pBlock *pb;
-/*-----------------------------------------------------------------*/
-/* Macros for emitting instructions */
-/*-----------------------------------------------------------------*/
-
-#define emitSKPC emitpcode(POC_BTFSS,popCopyGPR2Bit(&pc_status,PIC_C_BIT))
-#define emitSKPNC emitpcode(POC_BTFSC,popCopyGPR2Bit(&pc_status,PIC_C_BIT))
-#define emitSKPZ emitpcode(POC_BTFSS,popCopyGPR2Bit(&pc_status,PIC_Z_BIT))
-#define emitSKPNZ emitpcode(POC_BTFSC,popCopyGPR2Bit(&pc_status,PIC_Z_BIT))
-#define emitCLRZ emitpcode(POC_BCF, popCopyGPR2Bit(&pc_status,PIC_Z_BIT))
-#define emitCLRC emitpcode(POC_BCF, popCopyGPR2Bit(&pc_status,PIC_C_BIT))
-#define emitSETZ emitpcode(POC_BSF, popCopyGPR2Bit(&pc_status,PIC_Z_BIT))
-#define emitSETC emitpcode(POC_BSF, popCopyGPR2Bit(&pc_status,PIC_C_BIT))
-
-//#define emitSKPC emitcode("btfss","status,c")
-//#define emitSKPNC emitcode("btfsc","status,c")
-//#define emitSKPZ emitcode("btfss","status,z")
-//#define emitSKPNZ emitcode("btfsc","status,z")
-
/*-----------------------------------------------------------------*/
/* my_powof2(n) - If `n' is an integaer power of 2, then the */
/* exponent of 2 is returned, otherwise -1 is */
return -1;
}
-static void emitpLabel(int key)
-{
- addpCode2pBlock(pb,newpCodeLabel(key));
-}
-
-static void emitpcode(PIC_OPCODE poc, pCodeOp *pcop)
+void DEBUGpic14_AopType(int line_no, operand *left, operand *right, operand *result)
{
- addpCode2pBlock(pb,newpCode(poc,pcop));
+ DEBUGpic14_emitcode ("; ","line = %d result %s=%s, left %s=%s, right %s=%s, size = %d",
+ line_no,
+ ((result) ? AopType(AOP_TYPE(result)) : "-"),
+ ((result) ? aopGet(AOP(result),0,TRUE,FALSE) : "-"),
+ ((left) ? AopType(AOP_TYPE(left)) : "-"),
+ ((left) ? aopGet(AOP(left),0,TRUE,FALSE) : "-"),
+ ((right) ? AopType(AOP_TYPE(right)) : "-"),
+ ((right) ? aopGet(AOP(right),0,FALSE,FALSE) : "-"),
+ ((result) ? AOP_SIZE(result) : 0));
}
-/*-----------------------------------------------------------------*/
-/* emitcode - writes the code into a file : for now it is simple */
-/*-----------------------------------------------------------------*/
-static void emitcode (char *inst,char *fmt, ...)
+
+void DEBUGpic14_emitcode (char *inst,char *fmt, ...)
{
va_list ap;
- char lb[MAX_INLINEASM];
+ char lb[INITIAL_INLINEASM];
char *lbp = lb;
+ if(!debug_verbose)
+ return;
+
va_start(ap,fmt);
if (inst && *inst) {
va_end(ap);
}
-static void DEBUGemitcode (char *inst,char *fmt, ...)
+
+static void emitpLabel(int key)
+{
+ addpCode2pBlock(pb,newpCodeLabel(key+100+labelOffset));
+}
+
+void emitpcode(PIC_OPCODE poc, pCodeOp *pcop)
+{
+
+ if(pcop)
+ addpCode2pBlock(pb,newpCode(poc,pcop));
+ else
+ DEBUGpic14_emitcode(";","%s ignoring NULL pcop",__FUNCTION__);
+}
+
+void emitpcodeNULLop(PIC_OPCODE poc)
+{
+
+ addpCode2pBlock(pb,newpCode(poc,NULL));
+
+}
+
+/*-----------------------------------------------------------------*/
+/* pic14_emitcode - writes the code into a file : for now it is simple */
+/*-----------------------------------------------------------------*/
+void pic14_emitcode (char *inst,char *fmt, ...)
{
va_list ap;
- char lb[MAX_INLINEASM];
+ char lb[INITIAL_INLINEASM];
char *lbp = lb;
- if(!debug_verbose)
- return;
-
va_start(ap,fmt);
if (inst && *inst) {
lineCurr->isInline = _G.inLine;
lineCurr->isDebug = _G.debugLine;
- addpCode2pBlock(pb,newpCodeCharP(lb));
+ if(debug_verbose)
+ addpCode2pBlock(pb,newpCodeCharP(lb));
va_end(ap);
}
if (!r0iu) {
/* push it if not already pushed */
if (!_G.r0Pushed) {
- emitcode ("push","%s",
+ pic14_emitcode ("push","%s",
pic14_regWithIdx(R0_IDX)->dname);
_G.r0Pushed++ ;
}
if (!r1iu) {
/* push it if not already pushed */
if (!_G.r1Pushed) {
- emitcode ("push","%s",
+ pic14_emitcode ("push","%s",
pic14_regWithIdx(R1_IDX)->dname);
_G.r1Pushed++ ;
}
return NULL;
}
- piCode(ic,stdout);
/* other wise this is true end of the world */
werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
"getFreePtr should never reach here");
/*-----------------------------------------------------------------*/
/* newAsmop - creates a new asmOp */
/*-----------------------------------------------------------------*/
-static asmop *newAsmop (short type)
+asmop *newAsmop (short type)
{
asmop *aop;
{
if (!n)
{
- emitcode(";", "Select standard DPTR");
- emitcode("mov", "dps, #0x00");
+ pic14_emitcode(";", "Select standard DPTR");
+ pic14_emitcode("mov", "dps, #0x00");
}
else
{
- emitcode(";", "Select alternate DPTR");
- emitcode("mov", "dps, #0x01");
+ pic14_emitcode(";", "Select alternate DPTR");
+ pic14_emitcode("mov", "dps, #0x01");
}
}
+/*-----------------------------------------------------------------*/
+/* resolveIfx - converts an iCode ifx into a form more useful for */
+/* generating code */
+/*-----------------------------------------------------------------*/
+static void resolveIfx(resolvedIfx *resIfx, iCode *ifx)
+{
+ if(!resIfx)
+ return;
+
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ resIfx->condition = 1; /* assume that the ifx is true */
+ resIfx->generated = 0; /* indicate that the ifx has not been used */
+
+ if(!ifx) {
+ resIfx->lbl = newiTempLabel(NULL); /* oops, there is no ifx. so create a label */
+ DEBUGpic14_emitcode("; ***","%s %d null ifx creating new label key =%d",
+ __FUNCTION__,__LINE__,resIfx->lbl->key);
+ } else {
+ if(IC_TRUE(ifx)) {
+ resIfx->lbl = IC_TRUE(ifx);
+ } else {
+ resIfx->lbl = IC_FALSE(ifx);
+ resIfx->condition = 0;
+ }
+ if(IC_TRUE(ifx))
+ DEBUGpic14_emitcode("; ***","ifx true is non-null");
+ if(IC_FALSE(ifx))
+ DEBUGpic14_emitcode("; ***","ifx false is non-null");
+ }
+
+ DEBUGpic14_emitcode("; ***","%s lbl->key=%d, (lab offset=%d)",__FUNCTION__,resIfx->lbl->key,labelOffset);
+
+}
/*-----------------------------------------------------------------*/
/* pointerCode - returns the code for a pointer type */
/*-----------------------------------------------------------------*/
asmop *aop;
memmap *space= SPEC_OCLS(sym->etype);
- DEBUGemitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
/* if already has one */
if (sym->aop)
return sym->aop;
if (sym->onStack) {
if ( _G.accInUse )
- emitcode("push","acc");
+ pic14_emitcode("push","acc");
- emitcode("mov","a,_bp");
- emitcode("add","a,#0x%02x",
+ pic14_emitcode("mov","a,_bp");
+ pic14_emitcode("add","a,#0x%02x",
((sym->stack < 0) ?
((char)(sym->stack - _G.nRegsSaved )) :
((char)sym->stack)) & 0xff);
- emitcode("mov","%s,a",
+ pic14_emitcode("mov","%s,a",
aop->aopu.aop_ptr->name);
if ( _G.accInUse )
- emitcode("pop","acc");
+ pic14_emitcode("pop","acc");
} else
- emitcode("mov","%s,#%s",
+ pic14_emitcode("mov","%s,#%s",
aop->aopu.aop_ptr->name,
sym->rname);
aop->paged = space->paged;
* far data space.
*/
- //DEBUGemitcode(";","%d",__LINE__);
+ //DEBUGpic14_emitcode(";","%d",__LINE__);
if ( _G.accInUse )
- emitcode("push","acc");
+ pic14_emitcode("push","acc");
- emitcode("mov","a,_bp");
- emitcode("add","a,#0x%02x",
+ pic14_emitcode("mov","a,_bp");
+ pic14_emitcode("add","a,#0x%02x",
((sym->stack < 0) ?
((char)(sym->stack - _G.nRegsSaved )) :
((char)sym->stack)) & 0xff);
genSetDPTR(1);
- emitcode ("mov","dpx1,#0x40");
- emitcode ("mov","dph1,#0x00");
- emitcode ("mov","dpl1, a");
+ pic14_emitcode ("mov","dpx1,#0x40");
+ pic14_emitcode ("mov","dph1,#0x00");
+ pic14_emitcode ("mov","dpl1, a");
genSetDPTR(0);
if ( _G.accInUse )
- emitcode("pop","acc");
+ pic14_emitcode("pop","acc");
sym->aop = aop = newAsmop(AOP_DPTR2);
aop->size = getSize(sym->type);
return aop;
}
- //DEBUGemitcode(";","%d",__LINE__);
+ //DEBUGpic14_emitcode(";","%d",__LINE__);
/* if in bit space */
if (IN_BITSPACE(space)) {
sym->aop = aop = newAsmop (AOP_CRY);
aop->aopu.aop_dir = sym->rname ;
aop->size = getSize(sym->type);
- DEBUGemitcode(";","%d sym->rname = %s, size = %d",__LINE__,sym->rname,aop->size);
+ //DEBUGpic14_emitcode(";","%d sym->rname = %s, size = %d",__LINE__,sym->rname,aop->size);
return aop;
}
/* if it is in direct space */
sym->aop = aop = newAsmop (AOP_DIR);
aop->aopu.aop_dir = sym->rname ;
aop->size = getSize(sym->type);
- DEBUGemitcode(";","%d sym->rname = %s, size = %d",__LINE__,sym->rname,aop->size);
+ DEBUGpic14_emitcode(";","%d sym->rname = %s, size = %d",__LINE__,sym->rname,aop->size);
return aop;
}
/* only remaining is far space */
/* in which case DPTR gets the address */
sym->aop = aop = newAsmop(AOP_DPTR);
- emitcode ("mov","dptr,#%s", sym->rname);
+ pic14_emitcode ("mov","dptr,#%s", sym->rname);
aop->size = getSize(sym->type);
- DEBUGemitcode(";","%d size = %d",__LINE__,aop->size);
+ DEBUGpic14_emitcode(";","%d size = %d",__LINE__,aop->size);
/* if it is in code space */
if (IN_CODESPACE(space))
aop->code = 1;
iCode *ic = sym->rematiCode;
asmop *aop = newAsmop(AOP_IMMD);
int val = 0;
- DEBUGemitcode(";","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode(";","%s %d",__FUNCTION__,__LINE__);
for (;;) {
if (ic->op == '+')
- val += operandLitValue(IC_RIGHT(ic));
+ val += (int) operandLitValue(IC_RIGHT(ic));
else if (ic->op == '-')
- val -= operandLitValue(IC_RIGHT(ic));
+ val -= (int) operandLitValue(IC_RIGHT(ic));
else
break;
else
strcpy(buffer,OP_SYMBOL(IC_LEFT(ic))->rname);
- //DEBUGemitcode(";","%s",buffer);
+ //DEBUGpic14_emitcode(";","%s",buffer);
aop->aopu.aop_immd = Safe_calloc(1,strlen(buffer)+1);
strcpy(aop->aopu.aop_immd,buffer);
return aop;
}
+int aopIdx (asmop *aop, int offset)
+{
+ if(!aop)
+ return -1;
+
+ if(aop->type != AOP_REG)
+ return -2;
+
+ return aop->aopu.aop_reg[offset]->rIdx;
+
+}
/*-----------------------------------------------------------------*/
/* regsInCommon - two operands have some registers in common */
/*-----------------------------------------------------------------*/
}
/*-----------------------------------------------------------------*/
-/* sameRegs - two asmops have the same registers */
+/* pic14_sameRegs - two asmops have the same registers */
/*-----------------------------------------------------------------*/
-static bool sameRegs (asmop *aop1, asmop *aop2 )
+bool pic14_sameRegs (asmop *aop1, asmop *aop2 )
{
int i;
/*-----------------------------------------------------------------*/
/* aopOp - allocates an asmop for an operand : */
/*-----------------------------------------------------------------*/
-static void aopOp (operand *op, iCode *ic, bool result)
+void aopOp (operand *op, iCode *ic, bool result)
{
asmop *aop;
symbol *sym;
if (!op)
return ;
- DEBUGemitcode(";","%d",__LINE__);
+ // DEBUGpic14_emitcode(";","%d",__LINE__);
/* if this a literal */
if (IS_OP_LITERAL(op)) {
- DEBUGemitcode(";","%d",__LINE__);
op->aop = aop = newAsmop(AOP_LIT);
aop->aopu.aop_lit = op->operand.valOperand;
aop->size = getSize(operandType(op));
/* if the underlying symbol has a aop */
if (IS_SYMOP(op) && OP_SYMBOL(op)->aop) {
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
op->aop = OP_SYMBOL(op)->aop;
return;
}
/* if this is a true symbol */
if (IS_TRUE_SYMOP(op)) {
- DEBUGemitcode(";","%d",__LINE__);
- op->aop = aopForSym(ic,OP_SYMBOL(op),result);
- return ;
+ //DEBUGpic14_emitcode(";","%d - true symop",__LINE__);
+ op->aop = aopForSym(ic,OP_SYMBOL(op),result);
+ return ;
}
/* this is a temporary : this has
/* if the type is a conditional */
if (sym->regType == REG_CND) {
- DEBUGemitcode(";","%d",__LINE__);
aop = op->aop = sym->aop = newAsmop(AOP_CRY);
aop->size = 0;
return;
b) has a spill location */
if (sym->isspilt || sym->nRegs == 0) {
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
/* rematerialize it NOW */
if (sym->remat) {
sym->aop = op->aop = aop =
aopForRemat (sym);
aop->size = getSize(sym->type);
- DEBUGemitcode(";","%d",__LINE__);
return;
}
aop->size = getSize(sym->type);
for ( i = 0 ; i < 2 ; i++ )
aop->aopu.aop_str[i] = accUse[i];
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
return;
}
if (sym->ruonly ) {
- int i;
+ unsigned i;
aop = op->aop = sym->aop = newAsmop(AOP_STR);
aop->size = getSize(sym->type);
for ( i = 0 ; i < fReturnSizePic ; i++ )
aop->aopu.aop_str[i] = fReturn[i];
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
return;
}
/* else spill location */
- DEBUGemitcode(";","%s %d %s",__FUNCTION__,__LINE__,sym->usl.spillLoc->rname);
+ if (sym->usl.spillLoc && getSize(sym->type) != getSize(sym->usl.spillLoc->type)) {
+ /* force a new aop if sizes differ */
+ sym->usl.spillLoc->aop = NULL;
+ }
+ DEBUGpic14_emitcode(";","%s %d %s",__FUNCTION__,__LINE__,sym->usl.spillLoc->rname);
sym->aop = op->aop = aop =
aopForSym(ic,sym->usl.spillLoc,result);
aop->size = getSize(sym->type);
/*-----------------------------------------------------------------*/
/* freeAsmop - free up the asmop given to an operand */
/*----------------------------------------------------------------*/
-static void freeAsmop (operand *op, asmop *aaop, iCode *ic, bool pop)
+void freeAsmop (operand *op, asmop *aaop, iCode *ic, bool pop)
{
asmop *aop ;
/* depending on the asmop type only three cases need work AOP_RO
, AOP_R1 && AOP_STK */
+#if 0
switch (aop->type) {
case AOP_R0 :
if (_G.r0Pushed ) {
if (pop) {
- emitcode ("pop","ar0");
+ pic14_emitcode ("pop","ar0");
_G.r0Pushed--;
}
}
case AOP_R1 :
if (_G.r1Pushed ) {
if (pop) {
- emitcode ("pop","ar1");
+ pic14_emitcode ("pop","ar1");
_G.r1Pushed--;
}
}
}
if (stk) {
- emitcode ("mov","a,_bp");
- emitcode ("add","a,#0x%02x",((char)stk) & 0xff);
- emitcode ("mov","%s,a",aop->aopu.aop_ptr->name);
+ pic14_emitcode ("mov","a,_bp");
+ pic14_emitcode ("add","a,#0x%02x",((char)stk) & 0xff);
+ pic14_emitcode ("mov","%s,a",aop->aopu.aop_ptr->name);
} else {
- emitcode ("mov","%s,_bp",aop->aopu.aop_ptr->name);
+ pic14_emitcode ("mov","%s,_bp",aop->aopu.aop_ptr->name);
}
while (sz--) {
- emitcode("pop","acc");
- emitcode("mov","@%s,a",aop->aopu.aop_ptr->name);
+ pic14_emitcode("pop","acc");
+ pic14_emitcode("mov","@%s,a",aop->aopu.aop_ptr->name);
if (!sz) break;
- emitcode("dec","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode("dec","%s",aop->aopu.aop_ptr->name);
}
op->aop = aop;
freeAsmop(op,NULL,ic,TRUE);
if (_G.r0Pushed) {
- emitcode("pop","ar0");
+ pic14_emitcode("pop","ar0");
_G.r0Pushed--;
}
if (_G.r1Pushed) {
- emitcode("pop","ar1");
+ pic14_emitcode("pop","ar1");
_G.r1Pushed--;
}
}
}
+#endif
dealloc:
/* all other cases just dealloc */
/*-----------------------------------------------------------------*/
/* aopGet - for fetching value of the aop */
/*-----------------------------------------------------------------*/
-static char *aopGet (asmop *aop, int offset, bool bit16, bool dname)
+char *aopGet (asmop *aop, int offset, bool bit16, bool dname)
{
char *s = buffer ;
char *rs;
- //DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ //DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* offset is greater than
size then zero */
if (offset > (aop->size - 1) &&
case AOP_R0:
case AOP_R1:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
/* if we need to increment it */
while (offset > aop->coff) {
- emitcode ("inc","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode ("inc","%s",aop->aopu.aop_ptr->name);
aop->coff++;
}
while (offset < aop->coff) {
- emitcode("dec","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode("dec","%s",aop->aopu.aop_ptr->name);
aop->coff--;
}
aop->coff = offset ;
if (aop->paged) {
- emitcode("movx","a,@%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode("movx","a,@%s",aop->aopu.aop_ptr->name);
return (dname ? "acc" : "a");
}
sprintf(s,"@%s",aop->aopu.aop_ptr->name);
case AOP_DPTR:
case AOP_DPTR2:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
if (aop->type == AOP_DPTR2)
{
genSetDPTR(1);
}
while (offset > aop->coff) {
- emitcode ("inc","dptr");
+ pic14_emitcode ("inc","dptr");
aop->coff++;
}
while (offset < aop->coff) {
- emitcode("lcall","__decdptr");
+ pic14_emitcode("lcall","__decdptr");
aop->coff--;
}
aop->coff = offset;
if (aop->code) {
- emitcode("clr","a");
- emitcode("movc","a,@a+dptr");
+ pic14_emitcode("clr","a");
+ pic14_emitcode("movc","a,@a+dptr");
}
else {
- emitcode("movx","a,@dptr");
+ pic14_emitcode("movx","a,@dptr");
}
if (aop->type == AOP_DPTR2)
case AOP_IMMD:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
if (bit16)
sprintf (s,"%s",aop->aopu.aop_immd);
else
return rs;
case AOP_REG:
- DEBUGemitcode(";","%d",__LINE__);
if (dname)
return aop->aopu.aop_reg[offset]->dname;
else
return aop->aopu.aop_reg[offset]->name;
case AOP_CRY:
- emitcode(";","%d",__LINE__);
- //emitcode("clr","a");
- //emitcode("mov","c,%s",aop->aopu.aop_dir);
- //emitcode("rlc","a") ;
- //return (dname ? "acc" : "a");
+ //pic14_emitcode(";","%d",__LINE__);
return aop->aopu.aop_dir;
case AOP_ACC:
- DEBUGemitcode(";Warning -pic port ignoring get(AOP_ACC)","%d",__LINE__);
- //if (!offset && dname)
- // return "acc";
- //return aop->aopu.aop_str[offset];
+ DEBUGpic14_emitcode(";Warning -pic port ignoring get(AOP_ACC)","%d",__LINE__);
return "AOP_accumulator_bug";
case AOP_LIT:
- DEBUGemitcode(";","%d",__LINE__);
sprintf(s,"0x%02x", pic14aopLiteral (aop->aopu.aop_lit,offset));
rs = Safe_calloc(1,strlen(s)+1);
strcpy(rs,s);
return rs;
case AOP_STR:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
aop->coff = offset ;
if (strcmp(aop->aopu.aop_str[offset],"a") == 0 &&
dname)
/*-----------------------------------------------------------------*/
/* popGetLabel - create a new pCodeOp of type PO_LABEL */
/*-----------------------------------------------------------------*/
-static pCodeOp *popGetLabel(unsigned int key)
+pCodeOp *popGetLabel(unsigned int key)
{
+
+ DEBUGpic14_emitcode ("; ***","%s key=%d, label offset %d",__FUNCTION__,key, labelOffset);
+
+ if(key>max_key)
+ max_key = key;
+
return newpCodeOpLabel(key+100+labelOffset);
}
/*-----------------------------------------------------------------*/
-/* popCopy - copy a pcode operator */
+/* popCopyReg - copy a pcode operator */
/*-----------------------------------------------------------------*/
-static pCodeOp *popCopy(pCodeOp *pc)
+pCodeOp *popCopyReg(pCodeOpReg *pc)
{
- pCodeOp *pcop;
+ pCodeOpReg *pcor;
- pcop = Safe_calloc(1,sizeof(pCodeOp) );
- pcop->type = pc->type;
- if(!(pcop->name = strdup(pc->name)))
+ pcor = Safe_calloc(1,sizeof(pCodeOpReg) );
+ pcor->pcop.type = pc->pcop.type;
+ if(!(pcor->pcop.name = Safe_strdup(pc->pcop.name)))
fprintf(stderr,"oops %s %d",__FILE__,__LINE__);
+ pcor->r = pc->r;
+ pcor->rIdx = pc->rIdx;
- return pcop;
+ //DEBUGpic14_emitcode ("; ***","%s , copying %s, rIdx=%d",__FUNCTION__,pc->pcop.name,pc->rIdx);
+
+ return PCOP(pcor);
}
/*-----------------------------------------------------------------*/
/* popCopy - copy a pcode operator */
/*-----------------------------------------------------------------*/
-static pCodeOp *popCopyGPR2Bit(pCodeOp *pc, int bitval)
+pCodeOp *popCopyGPR2Bit(pCodeOp *pc, int bitval)
{
pCodeOp *pcop;
pcop = Safe_calloc(1,sizeof(pCodeOpBit) );
pcop->type = PO_BIT;
- if(!(pcop->name = strdup(pc->name)))
+ if(!(pcop->name = Safe_strdup(pc->name)))
fprintf(stderr,"oops %s %d",__FILE__,__LINE__);
((pCodeOpBit *)pcop)->bit = bitval;
/*-----------------------------------------------------------------*/
/* popGet - asm operator to pcode operator conversion */
/*-----------------------------------------------------------------*/
-static pCodeOp *popGetLit(unsigned int lit)
+pCodeOp *popGetLit(unsigned int lit)
{
return newpCodeOpLit(lit);
/*-----------------------------------------------------------------*/
/* popGet - asm operator to pcode operator conversion */
/*-----------------------------------------------------------------*/
-static pCodeOp *popGetWithString(char *str)
+pCodeOp *popGetWithString(char *str)
{
pCodeOp *pcop;
pcop = newpCodeOp(str,PO_STR);
+ return pcop;
+}
+
+pCodeOp *popRegFromString(char *str)
+{
+
+ pCodeOp *pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+ pcop->type = PO_GPR_REGISTER;
+
+ PCOR(pcop)->rIdx = -1;
+ PCOR(pcop)->r = NULL;
+
+ DEBUGpic14_emitcode(";","%d",__LINE__);
+ pcop->name = Safe_strdup( ( (str) ? str : "BAD STRING"));
+
+ return pcop;
+}
+
+pCodeOp *popRegFromIdx(int rIdx)
+{
+ pCodeOp *pcop;
+
+ DEBUGpic14_emitcode ("; ***","%s,%d , rIdx=0x%x",
+ __FUNCTION__,__LINE__,rIdx);
+
+ pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+
+ PCOR(pcop)->rIdx = rIdx;
+ PCOR(pcop)->r = pic14_regWithIdx(rIdx);
+ PCOR(pcop)->r->isFree = 0;
+ PCOR(pcop)->r->wasUsed = 1;
+
+ pcop->type = PCOR(pcop)->r->pc_type;
+
+
return pcop;
}
/*-----------------------------------------------------------------*/
/* popGet - asm operator to pcode operator conversion */
/*-----------------------------------------------------------------*/
-static pCodeOp *popGet (asmop *aop, int offset, bool bit16, bool dname)
+pCodeOp *popGet (asmop *aop, int offset) //, bool bit16, bool dname)
{
char *s = buffer ;
char *rs;
pCodeOp *pcop;
- //DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ //DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* offset is greater than
size then zero */
case AOP_DPTR:
case AOP_DPTR2:
case AOP_ACC:
- DEBUGemitcode(";8051 legacy","%d",__LINE__);
+ DEBUGpic14_emitcode(";8051 legacy","%d type = %s",__LINE__,AopType(aop->type));
+ //pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+ //pcop->type = PO_SFR_REGISTER;
+
+ //PCOR(pcop)->rIdx = -1;
+ //PCOR(pcop)->r = NULL;
+ // Really nasty hack to check for temporary registers
+
+ //pcop->name = Safe_strdup("BAD_REGISTER");
+
return NULL;
case AOP_IMMD:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
pcop = Safe_calloc(1,sizeof(pCodeOp) );
pcop->type = PO_IMMEDIATE;
- if (bit16)
- sprintf (s,"%s",aop->aopu.aop_immd);
+ //if (bit16)
+ // sprintf (s,"%s",aop->aopu.aop_immd);
+ //else
+ if (offset)
+ sprintf(s,"(%s >> %d)",
+ aop->aopu.aop_immd,
+ offset*8);
else
- if (offset)
- sprintf(s,"(%s >> %d)",
- aop->aopu.aop_immd,
- offset*8);
- else
- sprintf(s,"%s",
- aop->aopu.aop_immd);
+ sprintf(s,"%s",
+ aop->aopu.aop_immd);
pcop->name = Safe_calloc(1,strlen(s)+1);
strcpy(pcop->name,s);
return pcop;
return pcop;
case AOP_REG:
- DEBUGemitcode(";","%d",__LINE__);
- pcop = Safe_calloc(1,sizeof(pCodeOp) );
- pcop->type = PO_GPR_REGISTER;
- if (dname)
- rs = aop->aopu.aop_reg[offset]->dname;
- else
- rs = aop->aopu.aop_reg[offset]->name;
+ {
+ int rIdx = aop->aopu.aop_reg[offset]->rIdx;
- DEBUGemitcode(";","%d %s",__LINE__,rs);
- pcop->name = Safe_calloc(1,(strlen(rs)+1));
- strcpy(pcop->name,rs);
- return pcop;
+ pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+ PCOR(pcop)->rIdx = rIdx;
+ PCOR(pcop)->r = pic14_regWithIdx(rIdx);
+ pcop->type = PCOR(pcop)->r->pc_type;
+ rs = aop->aopu.aop_reg[offset]->name;
+ //DEBUGpic14_emitcode(";","%d regiser idx = %d name =%s",__LINE__,rIdx,rs);
+ return pcop;
+ }
case AOP_CRY:
- pcop = newpCodeOpBit(aop->aopu.aop_dir,0);
+ pcop = newpCodeOpBit(aop->aopu.aop_dir,-1,1);
return pcop;
case AOP_LIT:
- DEBUGemitcode(";","%d",__LINE__);
return newpCodeOpLit(pic14aopLiteral (aop->aopu.aop_lit,offset));
case AOP_STR:
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
pcop = Safe_calloc(1,sizeof(pCodeOp) );
pcop->type = PO_STR;
//aop->coff = offset ;
- if (strcmp(aop->aopu.aop_str[offset],"a") == 0 && dname)
- sprintf(s,"%s","acc");
- else
- sprintf(s,"%s",aop->aopu.aop_str[offset]);
- pcop->name = Safe_calloc(1,strlen(s)+1);
- strcpy(pcop->name,s);
- return pcop;
+ //if (strcmp(aop->aopu.aop_str[offset],"a") == 0 && dname)
+ // sprintf(s,"%s","acc");
+ //else
+ sprintf(s,"%s",aop->aopu.aop_str[offset]);
+ pcop->name = Safe_calloc(1,strlen(s)+1);
+ strcpy(pcop->name,s);
+ return pcop;
}
/*-----------------------------------------------------------------*/
/* aopPut - puts a string for a aop */
/*-----------------------------------------------------------------*/
-static void aopPut (asmop *aop, char *s, int offset)
+void aopPut (asmop *aop, char *s, int offset)
{
char *d = buffer ;
symbol *lbl ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (aop->size && offset > ( aop->size - 1)) {
werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
sprintf(d,"%s",aop->aopu.aop_dir);
if (strcmp(d,s)) {
- DEBUGemitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d",__LINE__);
if(strcmp(s,"W"))
- emitcode("movf","%s,w",s);
- emitcode("movwf","%s",d);
+ pic14_emitcode("movf","%s,w",s);
+ pic14_emitcode("movwf","%s",d);
if(strcmp(s,"W"))
- emitcode(";BUG! should have this:movf","%s,w %d",s,__LINE__);
- emitpcode(POC_MOVWF,popGet(aop,offset,FALSE,FALSE));
+ pic14_emitcode(";BUG! should have this:movf","%s,w %d",s,__LINE__);
+ emitpcode(POC_MOVWF,popGet(aop,offset));
}
strcmp(s,"r5") == 0 ||
strcmp(s,"r6") == 0 ||
strcmp(s,"r7") == 0 )
- emitcode("mov","%s,%s ; %d",
+ pic14_emitcode("mov","%s,%s ; %d",
aop->aopu.aop_reg[offset]->dname,s,__LINE__);
else
*/
if(strcmp(s,"W"))
- emitcode("movf","%s,w ; %d",s,__LINE__);
+ pic14_emitcode("movf","%s,w ; %d",s,__LINE__);
- emitcode("movwf","%s",
+ pic14_emitcode("movwf","%s",
aop->aopu.aop_reg[offset]->name);
- if(strcmp(s,"W"))
- emitcode(";BUG! should have this:movf","%s,w %d",s,__LINE__);
- emitpcode(POC_MOVWF,popGet(aop,offset,FALSE,FALSE));
+ if(strcmp(s,"W")) {
+ pCodeOp *pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+ pcop->type = PO_GPR_REGISTER;
+
+ PCOR(pcop)->rIdx = -1;
+ PCOR(pcop)->r = NULL;
+
+ DEBUGpic14_emitcode(";","%d",__LINE__);
+ pcop->name = Safe_strdup(s);
+ emitpcode(POC_MOVFW,pcop);
+ }
+ emitpcode(POC_MOVWF,popGet(aop,offset));
}
break;
while (offset > aop->coff) {
aop->coff++;
- emitcode ("inc","dptr");
+ pic14_emitcode ("inc","dptr");
}
while (offset < aop->coff) {
aop->coff-- ;
- emitcode("lcall","__decdptr");
+ pic14_emitcode("lcall","__decdptr");
}
aop->coff = offset;
/* if not in accumulater */
MOVA(s);
- emitcode ("movx","@dptr,a");
+ pic14_emitcode ("movx","@dptr,a");
if (aop->type == AOP_DPTR2)
{
case AOP_R1:
while (offset > aop->coff) {
aop->coff++;
- emitcode("inc","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode("inc","%s",aop->aopu.aop_ptr->name);
}
while (offset < aop->coff) {
aop->coff-- ;
- emitcode ("dec","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode ("dec","%s",aop->aopu.aop_ptr->name);
}
aop->coff = offset;
if (aop->paged) {
MOVA(s);
- emitcode("movx","@%s,a",aop->aopu.aop_ptr->name);
+ pic14_emitcode("movx","@%s,a",aop->aopu.aop_ptr->name);
} else
if (*s == '@') {
MOVA(s);
- emitcode("mov","@%s,a ; %d",aop->aopu.aop_ptr->name,__LINE__);
+ pic14_emitcode("mov","@%s,a ; %d",aop->aopu.aop_ptr->name,__LINE__);
} else
if (strcmp(s,"r0") == 0 ||
strcmp(s,"r1") == 0 ||
strcmp(s,"r7") == 0 ) {
char buffer[10];
sprintf(buffer,"a%s",s);
- emitcode("mov","@%s,%s",
+ pic14_emitcode("mov","@%s,%s",
aop->aopu.aop_ptr->name,buffer);
} else
- emitcode("mov","@%s,%s",aop->aopu.aop_ptr->name,s);
+ pic14_emitcode("mov","@%s,%s",aop->aopu.aop_ptr->name,s);
break;
case AOP_STK:
if (strcmp(s,"a") == 0)
- emitcode("push","acc");
+ pic14_emitcode("push","acc");
else
- emitcode("push","%s",s);
+ pic14_emitcode("push","%s",s);
break;
case AOP_CRY:
/* if bit variable */
if (!aop->aopu.aop_dir) {
- emitcode("clr","a");
- emitcode("rlc","a");
+ pic14_emitcode("clr","a");
+ pic14_emitcode("rlc","a");
} else {
if (s == zero)
- emitcode("clr","%s",aop->aopu.aop_dir);
+ pic14_emitcode("clr","%s",aop->aopu.aop_dir);
else
if (s == one)
- emitcode("setb","%s",aop->aopu.aop_dir);
+ pic14_emitcode("setb","%s",aop->aopu.aop_dir);
else
if (!strcmp(s,"c"))
- emitcode("mov","%s,c",aop->aopu.aop_dir);
+ pic14_emitcode("mov","%s,c",aop->aopu.aop_dir);
else {
lbl = newiTempLabel(NULL);
if (strcmp(s,"a")) {
MOVA(s);
}
- emitcode("clr","c");
- emitcode("jz","%05d_DS_",lbl->key+100);
- emitcode("cpl","c");
- emitcode("","%05d_DS_:",lbl->key+100);
- emitcode("mov","%s,c",aop->aopu.aop_dir);
+ pic14_emitcode("clr","c");
+ pic14_emitcode("jz","%05d_DS_",lbl->key+100);
+ pic14_emitcode("cpl","c");
+ pic14_emitcode("","%05d_DS_:",lbl->key+100);
+ pic14_emitcode("mov","%s,c",aop->aopu.aop_dir);
}
}
break;
case AOP_STR:
aop->coff = offset;
if (strcmp(aop->aopu.aop_str[offset],s))
- emitcode ("mov","%s,%s ; %d",aop->aopu.aop_str[offset],s,__LINE__);
+ pic14_emitcode ("mov","%s,%s ; %d",aop->aopu.aop_str[offset],s,__LINE__);
break;
case AOP_ACC:
break;
if (strcmp(aop->aopu.aop_str[offset],s))
- emitcode ("mov","%s,%s ; %d",aop->aopu.aop_str[offset],s, __LINE__);
+ pic14_emitcode ("mov","%s,%s ; %d",aop->aopu.aop_str[offset],s, __LINE__);
break;
default :
{
int size ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aop->coff = 0;
if ((size = aop->size) <= 1)
return ;
case AOP_R0 :
case AOP_R1 :
while (size--)
- emitcode("dec","%s",aop->aopu.aop_ptr->name);
+ pic14_emitcode("dec","%s",aop->aopu.aop_ptr->name);
break;
case AOP_DPTR :
case AOP_DPTR2:
}
while (size--)
{
- emitcode("lcall","__decdptr");
+ pic14_emitcode("lcall","__decdptr");
}
if (aop->type == AOP_DPTR2)
}
-#define AOP(op) op->aop
-#define AOP_TYPE(op) AOP(op)->type
-#define AOP_SIZE(op) AOP(op)->size
-#define IS_AOP_PREG(x) (AOP(x) && (AOP_TYPE(x) == AOP_R1 || \
- AOP_TYPE(x) == AOP_R0))
-
-#define AOP_NEEDSACC(x) (AOP(x) && (AOP_TYPE(x) == AOP_CRY || \
- AOP_TYPE(x) == AOP_DPTR || AOP_TYPE(x) == AOP_DPTR2 || \
- AOP(x)->paged))
-
-#define AOP_INPREG(x) (x && (x->type == AOP_REG && \
- (x->aopu.aop_reg[0] == pic14_regWithIdx(R0_IDX) || \
- x->aopu.aop_reg[0] == pic14_regWithIdx(R1_IDX) )))
-
/*-----------------------------------------------------------------*/
/* genNotFloat - generates not for float operations */
/*-----------------------------------------------------------------*/
char *l;
symbol *tlbl ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* we will put 127 in the first byte of
the result */
aopPut(AOP(res),"#127",0);
MOVA(l);
while(size--) {
- emitcode("orl","a,%s",
+ pic14_emitcode("orl","a,%s",
aopGet(op->aop,
offset++,FALSE,FALSE));
}
tlbl = newiTempLabel(NULL);
aopPut(res->aop,one,1);
- emitcode("jz","%05d_DS_",(tlbl->key+100));
+ pic14_emitcode("jz","%05d_DS_",(tlbl->key+100));
aopPut(res->aop,zero,1);
- emitcode("","%05d_DS_:",(tlbl->key+100));
+ pic14_emitcode("","%05d_DS_:",(tlbl->key+100));
size = res->aop->size - 2;
offset = 2;
{
sym_link *type = operandType(op);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if ((AOP_SIZE(op) == GPTRSIZE) && IS_GENPTR(type))
{
return 1;
#endif
/*-----------------------------------------------------------------*/
-/* getDataSize - get the operand data size */
+/* pic14_getDataSize - get the operand data size */
/*-----------------------------------------------------------------*/
-static int getDataSize(operand *op)
+int pic14_getDataSize(operand *op)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
return AOP_SIZE(op);
* should ignore the high byte (pointer type).
*/
size--;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
}
}
return size;
}
/*-----------------------------------------------------------------*/
-/* outAcc - output Acc */
+/* pic14_outAcc - output Acc */
/*-----------------------------------------------------------------*/
-static void outAcc(operand *result)
+void pic14_outAcc(operand *result)
{
- int size, offset;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- size = getDataSize(result);
- if(size){
- aopPut(AOP(result),"a",0);
- size--;
- offset = 1;
- /* unsigned or positive */
- while(size--){
- aopPut(AOP(result),zero,offset++);
- }
- }
+ int size,offset;
+ DEBUGpic14_emitcode ("; ***","%s %d - ",__FUNCTION__,__LINE__);
+ DEBUGpic14_AopType(__LINE__,NULL,NULL,result);
+
+
+ size = pic14_getDataSize(result);
+ if(size){
+ emitpcode(POC_MOVWF,popGet(AOP(result),0));
+ size--;
+ offset = 1;
+ /* unsigned or positive */
+ while(size--)
+ emitpcode(POC_CLRF,popGet(AOP(result),offset++));
+ }
+
}
/*-----------------------------------------------------------------*/
-/* outBitC - output a bit C */
+/* pic14_outBitC - output a bit C */
/*-----------------------------------------------------------------*/
-static void outBitC(operand *result)
+void pic14_outBitC(operand *result)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if the result is bit */
if (AOP_TYPE(result) == AOP_CRY)
aopPut(AOP(result),"c",0);
else {
- emitcode("clr","a ; %d", __LINE__);
- emitcode("rlc","a");
- outAcc(result);
+ pic14_emitcode("clr","a ; %d", __LINE__);
+ pic14_emitcode("rlc","a");
+ pic14_outAcc(result);
}
}
/*-----------------------------------------------------------------*/
-/* toBoolean - emit code for orl a,operator(sizeop) */
+/* pic14_toBoolean - emit code for orl a,operator(sizeop) */
/*-----------------------------------------------------------------*/
-static void toBoolean(operand *oper)
+void pic14_toBoolean(operand *oper)
{
int size = AOP_SIZE(oper) - 1;
int offset = 1;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if ( AOP_TYPE(oper) != AOP_ACC) {
- emitpcode(POC_MOVFW,popGet(AOP(oper),0,FALSE,FALSE));
- emitcode("movf","%s,w",aopGet(AOP(oper),0,FALSE,FALSE));
+ emitpcode(POC_MOVFW,popGet(AOP(oper),0));
}
while (size--) {
- emitcode("iorwf","%s,w",aopGet(AOP(oper),offset,FALSE,FALSE));
- emitpcode(POC_IORFW, popGet(AOP(oper),offset++,FALSE,FALSE));
+ emitpcode(POC_IORFW, popGet(AOP(oper),offset++));
}
}
/*-----------------------------------------------------------------*/
static void genNot (iCode *ic)
{
- symbol *tlbl;
- sym_link *optype = operandType(IC_LEFT(ic));
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* assign asmOps to operand & result */
- aopOp (IC_LEFT(ic),ic,FALSE);
- aopOp (IC_RESULT(ic),ic,TRUE);
-
- /* if in bit space then a special case */
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_CRY) {
- emitcode("movlw","1<<%s");
- //emitcode("mov","c,%s",IC_LEFT(ic)->aop->aopu.aop_dir);
- //emitcode("cpl","c");
- //outBitC(IC_RESULT(ic));
- goto release;
- }
+ symbol *tlbl;
+ sym_link *optype = operandType(IC_LEFT(ic));
+ int size;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* assign asmOps to operand & result */
+ aopOp (IC_LEFT(ic),ic,FALSE);
+ aopOp (IC_RESULT(ic),ic,TRUE);
+
+ DEBUGpic14_AopType(__LINE__,IC_LEFT(ic),NULL,IC_RESULT(ic));
+ /* if in bit space then a special case */
+ if (AOP_TYPE(IC_LEFT(ic)) == AOP_CRY) {
+ pic14_emitcode("movlw","1<<%s");
+ //pic14_emitcode("mov","c,%s",IC_LEFT(ic)->aop->aopu.aop_dir);
+ //pic14_emitcode("cpl","c");
+ //pic14_outBitC(IC_RESULT(ic));
+ goto release;
+ }
- /* if type float then do float */
- if (IS_FLOAT(optype)) {
- genNotFloat(IC_LEFT(ic),IC_RESULT(ic));
- goto release;
- }
+ /* if type float then do float */
+ if (IS_FLOAT(optype)) {
+ genNotFloat(IC_LEFT(ic),IC_RESULT(ic));
+ goto release;
+ }
- toBoolean(IC_LEFT(ic));
+ size = AOP_SIZE(IC_RESULT(ic));
+ if(size == 1) {
+ emitpcode(POC_COMFW,popGet(AOP(IC_LEFT(ic)),0));
+ emitpcode(POC_ANDLW,popGetLit(1));
+ emitpcode(POC_MOVWF,popGet(AOP(IC_RESULT(ic)),0));
+ goto release;
+ }
+ pic14_toBoolean(IC_LEFT(ic));
- tlbl = newiTempLabel(NULL);
- emitcode("cjne","a,#0x01,%05d_DS_",tlbl->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
- outBitC(IC_RESULT(ic));
+ tlbl = newiTempLabel(NULL);
+ pic14_emitcode("cjne","a,#0x01,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_outBitC(IC_RESULT(ic));
-release:
- /* release the aops */
- freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? 0 : 1));
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
+ release:
+ /* release the aops */
+ freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? 0 : 1));
+ freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
}
int size ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* assign asmOps to operand & result */
aopOp (IC_LEFT(ic),ic,FALSE);
aopOp (IC_RESULT(ic),ic,TRUE);
if (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY &&
AOP_TYPE(IC_LEFT(ic)) == AOP_CRY ) {
- emitcode("mov","c,%s",IC_LEFT(ic)->aop->aopu.aop_dir);
- emitcode("cpl","c");
- emitcode("mov","%s,c",IC_RESULT(ic)->aop->aopu.aop_dir);
+ pic14_emitcode("mov","c,%s",IC_LEFT(ic)->aop->aopu.aop_dir);
+ pic14_emitcode("cpl","c");
+ pic14_emitcode("mov","%s,c",IC_RESULT(ic)->aop->aopu.aop_dir);
goto release;
}
while (size--) {
char *l = aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE);
MOVA(l);
- emitcode("cpl","a");
+ pic14_emitcode("cpl","a");
aopPut(AOP(IC_RESULT(ic)),"a",offset++);
}
int size ,offset =0 ;
char *l;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* for this we just need to flip the
first it then copy the rest in place */
size = AOP_SIZE(op) - 1;
MOVA(l);
- emitcode("cpl","acc.7");
+ pic14_emitcode("cpl","acc.7");
aopPut(AOP(result),"a",3);
while(size--) {
/*-----------------------------------------------------------------*/
static void genUminus (iCode *ic)
{
- int offset ,size ;
- sym_link *optype, *rtype;
+ int size, i;
+ sym_link *optype, *rtype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* assign asmops */
- aopOp(IC_LEFT(ic),ic,FALSE);
- aopOp(IC_RESULT(ic),ic,TRUE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* assign asmops */
+ aopOp(IC_LEFT(ic),ic,FALSE);
+ aopOp(IC_RESULT(ic),ic,TRUE);
- /* if both in bit space then special
- case */
- if (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY &&
- AOP_TYPE(IC_LEFT(ic)) == AOP_CRY ) {
+ /* if both in bit space then special
+ case */
+ if (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY &&
+ AOP_TYPE(IC_LEFT(ic)) == AOP_CRY ) {
- emitcode("mov","c,%s",IC_LEFT(ic)->aop->aopu.aop_dir);
- emitcode("cpl","c");
- emitcode("mov","%s,c",IC_RESULT(ic)->aop->aopu.aop_dir);
- goto release;
- }
+ emitpcode(POC_BCF, popGet(AOP(IC_RESULT(ic)),0));
+ emitpcode(POC_BTFSS, popGet(AOP(IC_LEFT(ic)),0));
+ emitpcode(POC_BSF, popGet(AOP(IC_RESULT(ic)),0));
- optype = operandType(IC_LEFT(ic));
- rtype = operandType(IC_RESULT(ic));
+ goto release;
+ }
- /* if float then do float stuff */
- if (IS_FLOAT(optype)) {
- genUminusFloat(IC_LEFT(ic),IC_RESULT(ic));
- goto release;
- }
+ optype = operandType(IC_LEFT(ic));
+ rtype = operandType(IC_RESULT(ic));
- /* otherwise subtract from zero */
- size = AOP_SIZE(IC_LEFT(ic));
- offset = 0 ;
- CLRC ;
- while(size--) {
- char *l = aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE);
- if (!strcmp(l,"a")) {
- emitcode("cpl","a");
- emitcode("inc","a");
- } else {
- emitcode("clr","a");
- emitcode("subb","a,%s",l);
- }
- aopPut(AOP(IC_RESULT(ic)),"a",offset++);
+ /* if float then do float stuff */
+ if (IS_FLOAT(optype)) {
+ genUminusFloat(IC_LEFT(ic),IC_RESULT(ic));
+ goto release;
+ }
+
+ /* otherwise subtract from zero by taking the 2's complement */
+ size = AOP_SIZE(IC_LEFT(ic));
+
+ for(i=0; i<size; i++) {
+ if (pic14_sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) )
+ emitpcode(POC_COMF, popGet(AOP(IC_LEFT(ic)),i));
+ else {
+ emitpcode(POC_COMFW, popGet(AOP(IC_LEFT(ic)),i));
+ emitpcode(POC_MOVWF, popGet(AOP(IC_RESULT(ic)),i));
}
+ }
- /* if any remaining bytes in the result */
- /* we just need to propagate the sign */
- if ((size = (AOP_SIZE(IC_RESULT(ic)) - AOP_SIZE(IC_LEFT(ic))))) {
- emitcode("rlc","a");
- emitcode("subb","a,acc");
- while (size--)
- aopPut(AOP(IC_RESULT(ic)),"a",offset++);
- }
+ emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),0));
+ for(i=1; i<size; i++) {
+ emitSKPNZ;
+ emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),i));
+ }
-release:
- /* release the aops */
- freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? 0 : 1));
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
+ release:
+ /* release the aops */
+ freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? 0 : 1));
+ freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
int i;
iCode *ic;
bitVect *rsave;
- sym_link *detype;
+ sym_link *dtype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* look for call */
for (ic = lic ; ic ; ic = ic->next)
if (ic->op == CALL || ic->op == PCALL)
/* if the registers have been saved already then
do nothing */
- if (ic->regsSaved || (OP_SYMBOL(IC_LEFT(ic))->calleeSave))
+ if (ic->regsSaved || IFFUNC_CALLEESAVES(OP_SYMBOL(IC_LEFT(ic))->type))
return ;
/* find the registers in use at this time
ic->regsSaved = 1;
if (options.useXstack) {
if (bitVectBitValue(rsave,R0_IDX))
- emitcode("mov","b,r0");
- emitcode("mov","r0,%s",spname);
+ pic14_emitcode("mov","b,r0");
+ pic14_emitcode("mov","r0,%s",spname);
for (i = 0 ; i < pic14_nRegs ; i++) {
if (bitVectBitValue(rsave,i)) {
if (i == R0_IDX)
- emitcode("mov","a,b");
+ pic14_emitcode("mov","a,b");
else
- emitcode("mov","a,%s",pic14_regWithIdx(i)->name);
- emitcode("movx","@r0,a");
- emitcode("inc","r0");
+ pic14_emitcode("mov","a,%s",pic14_regWithIdx(i)->name);
+ pic14_emitcode("movx","@r0,a");
+ pic14_emitcode("inc","r0");
}
}
- emitcode("mov","%s,r0",spname);
+ pic14_emitcode("mov","%s,r0",spname);
if (bitVectBitValue(rsave,R0_IDX))
- emitcode("mov","r0,b");
+ pic14_emitcode("mov","r0,b");
} else
for (i = 0 ; i < pic14_nRegs ; i++) {
if (bitVectBitValue(rsave,i))
- emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
}
- detype = getSpec(operandType(IC_LEFT(ic)));
- if (detype &&
- (SPEC_BANK(currFunc->etype) != SPEC_BANK(detype)) &&
- IS_ISR(currFunc->etype) &&
+ dtype = operandType(IC_LEFT(ic));
+ if (currFunc && dtype &&
+ (FUNC_REGBANK(currFunc->type) != FUNC_REGBANK(dtype)) &&
+ IFFUNC_ISISR(currFunc->type) &&
!ic->bankSaved)
- saverbank(SPEC_BANK(detype),ic,TRUE);
+ saverbank(FUNC_REGBANK(dtype),ic,TRUE);
}
/*-----------------------------------------------------------------*/
int i;
bitVect *rsave;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* find the registers in use at this time
and push them away to safety */
rsave = bitVectCplAnd(bitVectCopy(ic->rMask),
ic->rUsed);
if (options.useXstack) {
- emitcode("mov","r0,%s",spname);
+ pic14_emitcode("mov","r0,%s",spname);
for (i = pic14_nRegs ; i >= 0 ; i--) {
if (bitVectBitValue(rsave,i)) {
- emitcode("dec","r0");
- emitcode("movx","a,@r0");
+ pic14_emitcode("dec","r0");
+ pic14_emitcode("movx","a,@r0");
if (i == R0_IDX)
- emitcode("mov","b,a");
+ pic14_emitcode("mov","b,a");
else
- emitcode("mov","%s,a",pic14_regWithIdx(i)->name);
+ pic14_emitcode("mov","%s,a",pic14_regWithIdx(i)->name);
}
}
- emitcode("mov","%s,r0",spname);
+ pic14_emitcode("mov","%s,r0",spname);
if (bitVectBitValue(rsave,R0_IDX))
- emitcode("mov","r0,b");
+ pic14_emitcode("mov","r0,b");
} else
for (i = pic14_nRegs ; i >= 0 ; i--) {
if (bitVectBitValue(rsave,i))
- emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
}
}
/*-----------------------------------------------------------------*/
static void pushSide(operand * oper, int size)
{
+#if 0
int offset = 0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
while (size--) {
char *l = aopGet(AOP(oper),offset++,FALSE,TRUE);
if (AOP_TYPE(oper) != AOP_REG &&
AOP_TYPE(oper) != AOP_DIR &&
strcmp(l,"a") ) {
- emitcode("mov","a,%s",l);
- emitcode("push","acc");
+ pic14_emitcode("mov","a,%s",l);
+ pic14_emitcode("push","acc");
} else
- emitcode("push","%s",l);
+ pic14_emitcode("push","%s",l);
}
+#endif
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void assignResultValue(operand * oper)
{
- int offset = 0;
- int size = AOP_SIZE(oper);
+ int size = AOP_SIZE(oper);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- // The last byte in the assignment is in W
- aopPut(AOP(oper),"W",size-1);
-
- if(size>1) {
- while (--size) {
- aopPut(AOP(oper),fReturn[offset],offset);
- offset++;
+ if(!GpsuedoStkPtr) {
+ /* The last byte in the assignment is in W */
+ size--;
+ emitpcode(POC_MOVWF, popGet(AOP(oper),size));
+ GpsuedoStkPtr++;
+ }
- }
- }
+ while (size--) {
+ emitpcode(POC_MOVFW,popRegFromIdx(GpsuedoStkPtr-1 + Gstack_base_addr));
+ GpsuedoStkPtr++;
+ emitpcode(POC_MOVWF, popGet(AOP(oper),size));
+ }
}
-/*-----------------------------------------------------------------*/
-/* genXpush - pushes onto the external stack */
-/*-----------------------------------------------------------------*/
-static void genXpush (iCode *ic)
-{
- asmop *aop = newAsmop(0);
- regs *r ;
- int size,offset = 0;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp(IC_LEFT(ic),ic,FALSE);
- r = getFreePtr(ic,&aop,FALSE);
-
-
- emitcode("mov","%s,_spx",r->name);
-
- size = AOP_SIZE(IC_LEFT(ic));
- while(size--) {
-
- char *l = aopGet(AOP(IC_LEFT(ic)),
- offset++,FALSE,FALSE);
- MOVA(l);
- emitcode("movx","@%s,a",r->name);
- emitcode("inc","%s",r->name);
-
- }
-
-
- emitcode("mov","_spx,%s",r->name);
-
- freeAsmop(NULL,aop,ic,TRUE);
- freeAsmop(IC_LEFT(ic),NULL,ic,TRUE);
-}
-
/*-----------------------------------------------------------------*/
/* genIpush - genrate code for pushing this gets a little complex */
/*-----------------------------------------------------------------*/
static void genIpush (iCode *ic)
{
+
+ DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
+#if 0
int size, offset = 0 ;
char *l;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if this is not a parm push : ie. it is spill push
and spill push is always done on the local stack */
if (!ic->parmPush) {
MOVA(l);
l = "acc";
}
- emitcode("push","%s",l);
+ pic14_emitcode("push","%s",l);
}
return ;
}
registers that need to be saved */
saveRegisters(ic);
- /* if use external stack then call the external
- stack pushing routine */
- if (options.useXstack) {
- genXpush(ic);
- return ;
- }
-
/* then do the push */
aopOp(IC_LEFT(ic),ic,FALSE);
if (AOP_TYPE(IC_LEFT(ic)) != AOP_REG &&
AOP_TYPE(IC_LEFT(ic)) != AOP_DIR &&
strcmp(l,"a") ) {
- emitcode("mov","a,%s",l);
- emitcode("push","acc");
+ pic14_emitcode("mov","a,%s",l);
+ pic14_emitcode("push","acc");
} else
- emitcode("push","%s",l);
+ pic14_emitcode("push","%s",l);
}
freeAsmop(IC_LEFT(ic),NULL,ic,TRUE);
+#endif
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genIpop (iCode *ic)
{
+ DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
+#if 0
int size,offset ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if the temp was not pushed then */
if (OP_SYMBOL(IC_LEFT(ic))->isspilt)
return ;
size = AOP_SIZE(IC_LEFT(ic));
offset = (size-1);
while (size--)
- emitcode("pop","%s",aopGet(AOP(IC_LEFT(ic)),offset--,
+ pic14_emitcode("pop","%s",aopGet(AOP(IC_LEFT(ic)),offset--,
FALSE,TRUE));
freeAsmop(IC_LEFT(ic),NULL,ic,TRUE);
+#endif
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void unsaverbank (int bank,iCode *ic,bool popPsw)
{
+ DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
+#if 0
int i;
asmop *aop ;
regs *r = NULL;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (popPsw) {
if (options.useXstack) {
aop = newAsmop(0);
r = getFreePtr(ic,&aop,FALSE);
- emitcode("mov","%s,_spx",r->name);
- emitcode("movx","a,@%s",r->name);
- emitcode("mov","psw,a");
- emitcode("dec","%s",r->name);
+ pic14_emitcode("mov","%s,_spx",r->name);
+ pic14_emitcode("movx","a,@%s",r->name);
+ pic14_emitcode("mov","psw,a");
+ pic14_emitcode("dec","%s",r->name);
}else
- emitcode ("pop","psw");
+ pic14_emitcode ("pop","psw");
}
for (i = (pic14_nRegs - 1) ; i >= 0 ;i--) {
if (options.useXstack) {
- emitcode("movx","a,@%s",r->name);
- //emitcode("mov","(%s+%d),a",
+ pic14_emitcode("movx","a,@%s",r->name);
+ //pic14_emitcode("mov","(%s+%d),a",
// regspic14[i].base,8*bank+regspic14[i].offset);
- emitcode("dec","%s",r->name);
+ pic14_emitcode("dec","%s",r->name);
} else
- emitcode("pop",""); //"(%s+%d)",
+ pic14_emitcode("pop",""); //"(%s+%d)",
//regspic14[i].base,8*bank); //+regspic14[i].offset);
}
if (options.useXstack) {
- emitcode("mov","_spx,%s",r->name);
+ pic14_emitcode("mov","_spx,%s",r->name);
freeAsmop(NULL,aop,ic,TRUE);
- }
+ }
+#endif
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void saverbank (int bank, iCode *ic, bool pushPsw)
{
+ DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
+#if 0
int i;
asmop *aop ;
regs *r = NULL;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (options.useXstack) {
aop = newAsmop(0);
r = getFreePtr(ic,&aop,FALSE);
- emitcode("mov","%s,_spx",r->name);
+ pic14_emitcode("mov","%s,_spx",r->name);
}
for (i = 0 ; i < pic14_nRegs ;i++) {
if (options.useXstack) {
- emitcode("inc","%s",r->name);
- //emitcode("mov","a,(%s+%d)",
+ pic14_emitcode("inc","%s",r->name);
+ //pic14_emitcode("mov","a,(%s+%d)",
// regspic14[i].base,8*bank+regspic14[i].offset);
- emitcode("movx","@%s,a",r->name);
+ pic14_emitcode("movx","@%s,a",r->name);
} else
- emitcode("push","");// "(%s+%d)",
+ pic14_emitcode("push","");// "(%s+%d)",
//regspic14[i].base,8*bank+regspic14[i].offset);
}
if (pushPsw) {
if (options.useXstack) {
- emitcode("mov","a,psw");
- emitcode("movx","@%s,a",r->name);
- emitcode("inc","%s",r->name);
- emitcode("mov","_spx,%s",r->name);
+ pic14_emitcode("mov","a,psw");
+ pic14_emitcode("movx","@%s,a",r->name);
+ pic14_emitcode("inc","%s",r->name);
+ pic14_emitcode("mov","_spx,%s",r->name);
freeAsmop (NULL,aop,ic,TRUE);
} else
- emitcode("push","psw");
+ pic14_emitcode("push","psw");
- emitcode("mov","psw,#0x%02x",(bank << 3)&0x00ff);
+ pic14_emitcode("mov","psw,#0x%02x",(bank << 3)&0x00ff);
}
ic->bankSaved = 1;
-
+#endif
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genCall (iCode *ic)
{
- sym_link *detype;
+ sym_link *dtype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if caller saves & we have not saved then */
- if (!ic->regsSaved)
- saveRegisters(ic);
+ /* if caller saves & we have not saved then */
+ if (!ic->regsSaved)
+ saveRegisters(ic);
- /* if we are calling a function that is not using
- the same register bank then we need to save the
- destination registers on the stack */
- detype = getSpec(operandType(IC_LEFT(ic)));
- if (detype &&
- (SPEC_BANK(currFunc->etype) != SPEC_BANK(detype)) &&
- IS_ISR(currFunc->etype) &&
- !ic->bankSaved)
+ /* if we are calling a function that is not using
+ the same register bank then we need to save the
+ destination registers on the stack */
+ dtype = operandType(IC_LEFT(ic));
+ if (currFunc && dtype &&
+ (FUNC_REGBANK(currFunc->type) != FUNC_REGBANK(dtype)) &&
+ IFFUNC_ISISR(currFunc->type) &&
+ !ic->bankSaved)
- saverbank(SPEC_BANK(detype),ic,TRUE);
+ saverbank(FUNC_REGBANK(dtype),ic,TRUE);
- /* if send set is not empty the assign */
- if (_G.sendSet) {
- iCode *sic ;
+ /* if send set is not empty the assign */
+ if (_G.sendSet) {
+ iCode *sic;
+ /* For the Pic port, there is no data stack.
+ * So parameters passed to functions are stored
+ * in registers. (The pCode optimizer will get
+ * rid of most of these :).
+ */
+ int psuedoStkPtr=-1;
+ int firstTimeThruLoop = 1;
- for (sic = setFirstItem(_G.sendSet) ; sic ;
- sic = setNextItem(_G.sendSet)) {
- int size, offset = 0;
+ _G.sendSet = reverseSet(_G.sendSet);
- aopOp(IC_LEFT(sic),sic,FALSE);
- size = AOP_SIZE(IC_LEFT(sic));
- while (size--) {
- char *l = aopGet(AOP(IC_LEFT(sic)),offset,
- FALSE,FALSE);
- DEBUGemitcode(";","%d - left type %d",__LINE__,AOP(IC_LEFT(sic))->type);
+ /* First figure how many parameters are getting passed */
+ for (sic = setFirstItem(_G.sendSet) ; sic ;
+ sic = setNextItem(_G.sendSet)) {
- if (strcmp(l,fReturn[offset])) {
+ aopOp(IC_LEFT(sic),sic,FALSE);
+ psuedoStkPtr += AOP_SIZE(IC_LEFT(sic));
+ freeAsmop (IC_LEFT(sic),NULL,sic,FALSE);
+ }
- if ( ((AOP(IC_LEFT(sic))->type) == AOP_IMMD) ||
- ((AOP(IC_LEFT(sic))->type) == AOP_LIT) )
- emitpcode(POC_MOVLW,popGet(AOP(IC_LEFT(sic)),size,FALSE,FALSE));
- //emitcode("movlw","%s",l);
- else
- emitpcode(POC_MOVFW,popGet(AOP(IC_LEFT(sic)),size,FALSE,FALSE));
- //emitcode("movf","%s,w",l);
+ for (sic = setFirstItem(_G.sendSet) ; sic ;
+ sic = setNextItem(_G.sendSet)) {
+ int size, offset = 0;
+
+ aopOp(IC_LEFT(sic),sic,FALSE);
+ size = AOP_SIZE(IC_LEFT(sic));
+
+
+ while (size--) {
+ DEBUGpic14_emitcode ("; ","%d left %s",__LINE__,
+ AopType(AOP_TYPE(IC_LEFT(sic))));
+
+ if(!firstTimeThruLoop) {
+ /* If this is not the first time we've been through the loop
+ * then we need to save the parameter in a temporary
+ * register. The last byte of the last parameter is
+ * passed in W. */
+ emitpcode(POC_MOVWF,popRegFromIdx(--psuedoStkPtr + Gstack_base_addr));
- // The last one is passed in W
- if(size)
- emitcode("movwf","%s",fReturn[offset]);
- }
- offset++;
- }
- freeAsmop (IC_LEFT(sic),NULL,sic,TRUE);
}
- _G.sendSet = NULL;
- }
- /* make the call */
- emitpcode(POC_CALL,popGetWithString(OP_SYMBOL(IC_LEFT(ic))->rname[0] ?
- OP_SYMBOL(IC_LEFT(ic))->rname :
- OP_SYMBOL(IC_LEFT(ic))->name));
+ firstTimeThruLoop=0;
- emitcode("call","%s",(OP_SYMBOL(IC_LEFT(ic))->rname[0] ?
- OP_SYMBOL(IC_LEFT(ic))->rname :
- OP_SYMBOL(IC_LEFT(ic))->name));
+ //if (strcmp(l,fReturn[offset])) {
- /* if we need assign a result value */
- if ((IS_ITEMP(IC_RESULT(ic)) &&
- (OP_SYMBOL(IC_RESULT(ic))->nRegs ||
- OP_SYMBOL(IC_RESULT(ic))->spildir )) ||
- IS_TRUE_SYMOP(IC_RESULT(ic)) ) {
+ if ( ((AOP(IC_LEFT(sic))->type) == AOP_IMMD) ||
+ ((AOP(IC_LEFT(sic))->type) == AOP_LIT) )
+ emitpcode(POC_MOVLW,popGet(AOP(IC_LEFT(sic)),offset));
+ else
+ emitpcode(POC_MOVFW,popGet(AOP(IC_LEFT(sic)),offset));
- _G.accInUse++;
- aopOp(IC_RESULT(ic),ic,FALSE);
- _G.accInUse--;
+ //}
+ offset++;
+ }
+ freeAsmop (IC_LEFT(sic),NULL,sic,TRUE);
+ }
+ _G.sendSet = NULL;
+ }
+ /* make the call */
+ emitpcode(POC_CALL,popGetWithString(OP_SYMBOL(IC_LEFT(ic))->rname[0] ?
+ OP_SYMBOL(IC_LEFT(ic))->rname :
+ OP_SYMBOL(IC_LEFT(ic))->name));
+
+ GpsuedoStkPtr=0;
+ /* if we need assign a result value */
+ if ((IS_ITEMP(IC_RESULT(ic)) &&
+ (OP_SYMBOL(IC_RESULT(ic))->nRegs ||
+ OP_SYMBOL(IC_RESULT(ic))->spildir )) ||
+ IS_TRUE_SYMOP(IC_RESULT(ic)) ) {
+
+ _G.accInUse++;
+ aopOp(IC_RESULT(ic),ic,FALSE);
+ _G.accInUse--;
- assignResultValue(IC_RESULT(ic));
+ assignResultValue(IC_RESULT(ic));
+
+ DEBUGpic14_emitcode ("; ","%d left %s",__LINE__,
+ AopType(AOP_TYPE(IC_RESULT(ic))));
- freeAsmop(IC_RESULT(ic),NULL, ic,TRUE);
- }
+ freeAsmop(IC_RESULT(ic),NULL, ic,TRUE);
+ }
- /* adjust the stack for parameters if
- required */
- if (ic->parmBytes) {
- int i;
- if (ic->parmBytes > 3) {
- emitcode("mov","a,%s",spname);
- emitcode("add","a,#0x%02x", (- ic->parmBytes) & 0xff);
- emitcode("mov","%s,a",spname);
- } else
- for ( i = 0 ; i < ic->parmBytes ;i++)
- emitcode("dec","%s",spname);
+ /* adjust the stack for parameters if
+ required */
+ if (ic->parmBytes) {
+ int i;
+ if (ic->parmBytes > 3) {
+ pic14_emitcode("mov","a,%s",spname);
+ pic14_emitcode("add","a,#0x%02x", (- ic->parmBytes) & 0xff);
+ pic14_emitcode("mov","%s,a",spname);
+ } else
+ for ( i = 0 ; i < ic->parmBytes ;i++)
+ pic14_emitcode("dec","%s",spname);
- }
+ }
- /* if register bank was saved then pop them */
- if (ic->bankSaved)
- unsaverbank(SPEC_BANK(detype),ic,TRUE);
+ /* if register bank was saved then pop them */
+ if (ic->bankSaved)
+ unsaverbank(FUNC_REGBANK(dtype),ic,TRUE);
- /* if we hade saved some registers then unsave them */
- if (ic->regsSaved && !(OP_SYMBOL(IC_LEFT(ic))->calleeSave))
- unsaveRegisters (ic);
+ /* if we hade saved some registers then unsave them */
+ if (ic->regsSaved && !IFFUNC_CALLEESAVES(dtype))
+ unsaveRegisters (ic);
}
/*-----------------------------------------------------------------*/
static void genPcall (iCode *ic)
{
- sym_link *detype;
+ sym_link *dtype;
symbol *rlbl = newiTempLabel(NULL);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if caller saves & we have not saved then */
if (!ic->regsSaved)
saveRegisters(ic);
/* if we are calling a function that is not using
the same register bank then we need to save the
destination registers on the stack */
- detype = getSpec(operandType(IC_LEFT(ic)));
- if (detype &&
- IS_ISR(currFunc->etype) &&
- (SPEC_BANK(currFunc->etype) != SPEC_BANK(detype)))
- saverbank(SPEC_BANK(detype),ic,TRUE);
+ dtype = operandType(IC_LEFT(ic));
+ if (currFunc && dtype &&
+ IFFUNC_ISISR(currFunc->type) &&
+ (FUNC_REGBANK(currFunc->type) != FUNC_REGBANK(dtype)))
+ saverbank(FUNC_REGBANK(dtype),ic,TRUE);
/* push the return address on to the stack */
- emitcode("mov","a,#%05d_DS_",(rlbl->key+100));
- emitcode("push","acc");
- emitcode("mov","a,#(%05d_DS_ >> 8)",(rlbl->key+100));
- emitcode("push","acc");
+ pic14_emitcode("mov","a,#%05d_DS_",(rlbl->key+100));
+ pic14_emitcode("push","acc");
+ pic14_emitcode("mov","a,#(%05d_DS_ >> 8)",(rlbl->key+100));
+ pic14_emitcode("push","acc");
if (options.model == MODEL_FLAT24)
{
- emitcode("mov","a,#(%05d_DS_ >> 16)",(rlbl->key+100));
- emitcode("push","acc");
+ pic14_emitcode("mov","a,#(%05d_DS_ >> 16)",(rlbl->key+100));
+ pic14_emitcode("push","acc");
}
/* now push the calling address */
char *l = aopGet(AOP(IC_LEFT(sic)),offset,
FALSE,FALSE);
if (strcmp(l,fReturn[offset]))
- emitcode("mov","%s,%s",
+ pic14_emitcode("mov","%s,%s",
fReturn[offset],
l);
offset++;
_G.sendSet = NULL;
}
- emitcode("ret","");
- emitcode("","%05d_DS_:",(rlbl->key+100));
+ pic14_emitcode("ret","");
+ pic14_emitcode("","%05d_DS_:",(rlbl->key+100));
/* if we need assign a result value */
if (ic->parmBytes) {
int i;
if (ic->parmBytes > 3) {
- emitcode("mov","a,%s",spname);
- emitcode("add","a,#0x%02x", (- ic->parmBytes) & 0xff);
- emitcode("mov","%s,a",spname);
+ pic14_emitcode("mov","a,%s",spname);
+ pic14_emitcode("add","a,#0x%02x", (- ic->parmBytes) & 0xff);
+ pic14_emitcode("mov","%s,a",spname);
} else
for ( i = 0 ; i < ic->parmBytes ;i++)
- emitcode("dec","%s",spname);
+ pic14_emitcode("dec","%s",spname);
}
/* if register bank was saved then unsave them */
- if (detype &&
- (SPEC_BANK(currFunc->etype) !=
- SPEC_BANK(detype)))
- unsaverbank(SPEC_BANK(detype),ic,TRUE);
+ if (currFunc && dtype &&
+ (FUNC_REGBANK(currFunc->type) != FUNC_REGBANK(dtype)))
+ unsaverbank(FUNC_REGBANK(dtype),ic,TRUE);
/* if we hade saved some registers then
unsave them */
/*-----------------------------------------------------------------*/
static int resultRemat (iCode *ic)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (SKIP_IC(ic) || ic->op == IFX)
return 0;
/*-----------------------------------------------------------------*/
static bool inExcludeList(char *s)
{
+ DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
+#if 0
int i =0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (options.excludeRegs[i] &&
STRCASECMP(options.excludeRegs[i],"none") == 0)
return FALSE ;
STRCASECMP(s,options.excludeRegs[i]) == 0)
return TRUE;
}
+#endif
return FALSE ;
}
static void genFunction (iCode *ic)
{
symbol *sym;
- sym_link *fetype;
+ sym_link *ftype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- labelOffset += FUNCTION_LABEL_INC;
+ DEBUGpic14_emitcode ("; ***","%s %d curr label offset=%dprevious max_key=%d ",__FUNCTION__,__LINE__,labelOffset,max_key);
+ labelOffset += (max_key+4);
+ max_key=0;
+ GpsuedoStkPtr=0;
_G.nRegsSaved = 0;
/* create the function header */
- emitcode(";","-----------------------------------------");
- emitcode(";"," function %s",(sym = OP_SYMBOL(IC_LEFT(ic)))->name);
- emitcode(";","-----------------------------------------");
+ pic14_emitcode(";","-----------------------------------------");
+ pic14_emitcode(";"," function %s",(sym = OP_SYMBOL(IC_LEFT(ic)))->name);
+ pic14_emitcode(";","-----------------------------------------");
- emitcode("","%s:",sym->rname);
+ pic14_emitcode("","%s:",sym->rname);
addpCode2pBlock(pb,newpCodeFunction(NULL,sym->rname));
- fetype = getSpec(operandType(IC_LEFT(ic)));
+ ftype = operandType(IC_LEFT(ic));
/* if critical function then turn interrupts off */
- if (SPEC_CRTCL(fetype))
- emitcode("clr","ea");
+ if (IFFUNC_ISCRITICAL(ftype))
+ pic14_emitcode("clr","ea");
/* here we need to generate the equates for the
register bank if required */
#if 0
- if (SPEC_BANK(fetype) != rbank) {
+ if (FUNC_REGBANK(ftype) != rbank) {
int i ;
- rbank = SPEC_BANK(fetype);
+ rbank = FUNC_REGBANK(ftype);
for ( i = 0 ; i < pic14_nRegs ; i++ ) {
if (strcmp(regspic14[i].base,"0") == 0)
- emitcode("","%s = 0x%02x",
+ pic14_emitcode("","%s = 0x%02x",
regspic14[i].dname,
8*rbank+regspic14[i].offset);
else
- emitcode ("","%s = %s + 0x%02x",
+ pic14_emitcode ("","%s = %s + 0x%02x",
regspic14[i].dname,
regspic14[i].base,
8*rbank+regspic14[i].offset);
/* if this is an interrupt service routine then
save acc, b, dpl, dph */
- if (IS_ISR(sym->etype)) {
+ if (IFFUNC_ISISR(sym->type)) {
if (!inExcludeList("acc"))
- emitcode ("push","acc");
+ pic14_emitcode ("push","acc");
if (!inExcludeList("b"))
- emitcode ("push","b");
+ pic14_emitcode ("push","b");
if (!inExcludeList("dpl"))
- emitcode ("push","dpl");
+ pic14_emitcode ("push","dpl");
if (!inExcludeList("dph"))
- emitcode ("push","dph");
+ pic14_emitcode ("push","dph");
if (options.model == MODEL_FLAT24 && !inExcludeList("dpx"))
{
- emitcode ("push", "dpx");
+ pic14_emitcode ("push", "dpx");
/* Make sure we're using standard DPTR */
- emitcode ("push", "dps");
- emitcode ("mov", "dps, #0x00");
+ pic14_emitcode ("push", "dps");
+ pic14_emitcode ("mov", "dps, #0x00");
if (options.stack10bit)
{
/* This ISR could conceivably use DPTR2. Better save it. */
- emitcode ("push", "dpl1");
- emitcode ("push", "dph1");
- emitcode ("push", "dpx1");
+ pic14_emitcode ("push", "dpl1");
+ pic14_emitcode ("push", "dph1");
+ pic14_emitcode ("push", "dpx1");
}
}
/* if this isr has no bank i.e. is going to
run with bank 0 , then we need to save more
registers :-) */
- if (!SPEC_BANK(sym->etype)) {
+ if (!FUNC_REGBANK(sym->type)) {
/* if this function does not call any other
function then we can be economical and
save only those registers that are used */
- if (! sym->hasFcall) {
+ if (! IFFUNC_HASFCALL(sym->type)) {
int i;
/* if any registers used */
for ( i = 0 ; i < sym->regsUsed->size ; i++) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
}
}
} else {
/* if callee-save to be used for this function
then save the registers being used in this function */
- if (sym->calleeSave) {
+ if (IFFUNC_CALLEESAVES(sym->type)) {
int i;
/* if any registers used */
for ( i = 0 ; i < sym->regsUsed->size ; i++) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) ) {
- emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
_G.nRegsSaved++;
}
}
}
/* set the register bank to the desired value */
- if (SPEC_BANK(sym->etype) || IS_ISR(sym->etype)) {
- emitcode("push","psw");
- emitcode("mov","psw,#0x%02x",(SPEC_BANK(sym->etype) << 3)&0x00ff);
+ if (FUNC_REGBANK(sym->type) || FUNC_ISISR(sym->type)) {
+ pic14_emitcode("push","psw");
+ pic14_emitcode("mov","psw,#0x%02x",(FUNC_REGBANK(sym->type) << 3)&0x00ff);
}
- if (IS_RENT(sym->etype) || options.stackAuto) {
+ if (IFFUNC_ISREENT(sym->type) || options.stackAuto) {
if (options.useXstack) {
- emitcode("mov","r0,%s",spname);
- emitcode("mov","a,_bp");
- emitcode("movx","@r0,a");
- emitcode("inc","%s",spname);
+ pic14_emitcode("mov","r0,%s",spname);
+ pic14_emitcode("mov","a,_bp");
+ pic14_emitcode("movx","@r0,a");
+ pic14_emitcode("inc","%s",spname);
}
else
{
/* set up the stack */
- emitcode ("push","_bp"); /* save the callers stack */
+ pic14_emitcode ("push","_bp"); /* save the callers stack */
}
- emitcode ("mov","_bp,%s",spname);
+ pic14_emitcode ("mov","_bp,%s",spname);
}
/* adjust the stack for the function */
if (i > 3 && sym->recvSize < 4) {
- emitcode ("mov","a,sp");
- emitcode ("add","a,#0x%02x",((char)sym->stack & 0xff));
- emitcode ("mov","sp,a");
+ pic14_emitcode ("mov","a,sp");
+ pic14_emitcode ("add","a,#0x%02x",((char)sym->stack & 0xff));
+ pic14_emitcode ("mov","sp,a");
}
else
while(i--)
- emitcode("inc","sp");
+ pic14_emitcode("inc","sp");
}
if (sym->xstack) {
- emitcode ("mov","a,_spx");
- emitcode ("add","a,#0x%02x",((char)sym->xstack & 0xff));
- emitcode ("mov","_spx,a");
+ pic14_emitcode ("mov","a,_spx");
+ pic14_emitcode ("add","a,#0x%02x",((char)sym->xstack & 0xff));
+ pic14_emitcode ("mov","_spx,a");
}
}
{
symbol *sym = OP_SYMBOL(IC_LEFT(ic));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if (IS_RENT(sym->etype) || options.stackAuto)
+ if (IFFUNC_ISREENT(sym->type) || options.stackAuto)
{
- emitcode ("mov","%s,_bp",spname);
+ pic14_emitcode ("mov","%s,_bp",spname);
}
/* if use external stack but some variables were
added to the local stack then decrement the
local stack */
if (options.useXstack && sym->stack) {
- emitcode("mov","a,sp");
- emitcode("add","a,#0x%02x",((char)-sym->stack) & 0xff);
- emitcode("mov","sp,a");
+ pic14_emitcode("mov","a,sp");
+ pic14_emitcode("add","a,#0x%02x",((char)-sym->stack) & 0xff);
+ pic14_emitcode("mov","sp,a");
}
- if ((IS_RENT(sym->etype) || options.stackAuto)) {
+ if ((IFFUNC_ISREENT(sym->type) || options.stackAuto)) {
if (options.useXstack) {
- emitcode("mov","r0,%s",spname);
- emitcode("movx","a,@r0");
- emitcode("mov","_bp,a");
- emitcode("dec","%s",spname);
+ pic14_emitcode("mov","r0,%s",spname);
+ pic14_emitcode("movx","a,@r0");
+ pic14_emitcode("mov","_bp,a");
+ pic14_emitcode("dec","%s",spname);
}
else
{
- emitcode ("pop","_bp");
+ pic14_emitcode ("pop","_bp");
}
}
/* restore the register bank */
- if (SPEC_BANK(sym->etype) || IS_ISR(sym->etype))
- emitcode ("pop","psw");
+ if (FUNC_REGBANK(sym->type) || FUNC_ISISR(sym->type))
+ pic14_emitcode ("pop","psw");
- if (IS_ISR(sym->etype)) {
+ if (IFFUNC_ISISR(sym->type)) {
/* now we need to restore the registers */
/* if this isr has no bank i.e. is going to
run with bank 0 , then we need to save more
registers :-) */
- if (!SPEC_BANK(sym->etype)) {
+ if (!FUNC_REGBANK(sym->type)) {
/* if this function does not call any other
function then we can be economical and
save only those registers that are used */
- if (! sym->hasFcall) {
+ if (! IFFUNC_HASFCALL(sym->type)) {
int i;
/* if any registers used */
for ( i = sym->regsUsed->size ; i >= 0 ; i--) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
}
}
{
if (options.stack10bit)
{
- emitcode ("pop", "dpx1");
- emitcode ("pop", "dph1");
- emitcode ("pop", "dpl1");
+ pic14_emitcode ("pop", "dpx1");
+ pic14_emitcode ("pop", "dph1");
+ pic14_emitcode ("pop", "dpl1");
}
- emitcode ("pop", "dps");
- emitcode ("pop", "dpx");
+ pic14_emitcode ("pop", "dps");
+ pic14_emitcode ("pop", "dpx");
}
if (!inExcludeList("dph"))
- emitcode ("pop","dph");
+ pic14_emitcode ("pop","dph");
if (!inExcludeList("dpl"))
- emitcode ("pop","dpl");
+ pic14_emitcode ("pop","dpl");
if (!inExcludeList("b"))
- emitcode ("pop","b");
+ pic14_emitcode ("pop","b");
if (!inExcludeList("acc"))
- emitcode ("pop","acc");
+ pic14_emitcode ("pop","acc");
- if (SPEC_CRTCL(sym->etype))
- emitcode("setb","ea");
+ if (IFFUNC_ISCRITICAL(sym->type))
+ pic14_emitcode("setb","ea");
/* if debug then send end of function */
/* if (options.debug && currFunc) { */
if (currFunc) {
_G.debugLine = 1;
- emitcode(";","C$%s$%d$%d$%d ==.",
+ pic14_emitcode(";","C$%s$%d$%d$%d ==.",
FileBaseName(ic->filename),currFunc->lastLine,
ic->level,ic->block);
if (IS_STATIC(currFunc->etype))
- emitcode(";","XF%s$%s$0$0 ==.",moduleName,currFunc->name);
+ pic14_emitcode(";","XF%s$%s$0$0 ==.",moduleName,currFunc->name);
else
- emitcode(";","XG$%s$0$0 ==.",currFunc->name);
+ pic14_emitcode(";","XG$%s$0$0 ==.",currFunc->name);
_G.debugLine = 0;
}
- emitcode ("reti","");
+ pic14_emitcode ("reti","");
}
else {
- if (SPEC_CRTCL(sym->etype))
- emitcode("setb","ea");
+ if (IFFUNC_ISCRITICAL(sym->type))
+ pic14_emitcode("setb","ea");
- if (sym->calleeSave) {
+ if (IFFUNC_CALLEESAVES(sym->type)) {
int i;
/* if any registers used */
for ( i = sym->regsUsed->size ; i >= 0 ; i--) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
}
}
/* if debug then send end of function */
if (currFunc) {
_G.debugLine = 1;
- emitcode(";","C$%s$%d$%d$%d ==.",
+ pic14_emitcode(";","C$%s$%d$%d$%d ==.",
FileBaseName(ic->filename),currFunc->lastLine,
ic->level,ic->block);
if (IS_STATIC(currFunc->etype))
- emitcode(";","XF%s$%s$0$0 ==.",moduleName,currFunc->name);
+ pic14_emitcode(";","XF%s$%s$0$0 ==.",moduleName,currFunc->name);
else
- emitcode(";","XG$%s$0$0 ==.",currFunc->name);
+ pic14_emitcode(";","XG$%s$0$0 ==.",currFunc->name);
_G.debugLine = 0;
}
- emitcode ("return","");
- emitpcode(POC_RETURN,NULL);
+ pic14_emitcode ("return","");
+ emitpcodeNULLop(POC_RETURN);
/* Mark the end of a function */
addpCode2pBlock(pb,newpCodeFunction(NULL,NULL));
/*-----------------------------------------------------------------*/
static void genRet (iCode *ic)
{
- int size,offset = 0 , pushed = 0;
+ int size,offset = 0 , pushed = 0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if we have no return value then
- just generate the "ret" */
- if (!IC_LEFT(ic))
- goto jumpret;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* if we have no return value then
+ just generate the "ret" */
+ if (!IC_LEFT(ic))
+ goto jumpret;
- /* we have something to return then
- move the return value into place */
- aopOp(IC_LEFT(ic),ic,FALSE);
- size = AOP_SIZE(IC_LEFT(ic));
+ /* we have something to return then
+ move the return value into place */
+ aopOp(IC_LEFT(ic),ic,FALSE);
+ size = AOP_SIZE(IC_LEFT(ic));
- while (size--) {
- char *l ;
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_DPTR) {
- /* #NOCHANGE */
- l = aopGet(AOP(IC_LEFT(ic)),offset++,
- FALSE,TRUE);
- emitcode("push","%s",l);
- pushed++;
- } else {
- l = aopGet(AOP(IC_LEFT(ic)),offset,
- FALSE,FALSE);
- if (strcmp(fReturn[offset],l)) {
- if( ( (AOP(IC_LEFT(ic))->type) == AOP_IMMD) ||
- ((AOP(IC_LEFT(ic))->type) == AOP_LIT) )
- emitcode("movlw","%s",l);
- else
- emitcode("movf","%s,w",l);
- if(size)
- emitcode("movwf","%s",fReturn[offset]);
- offset++;
- }
- }
- }
-
- if (pushed) {
- while(pushed) {
- pushed--;
- if (strcmp(fReturn[pushed],"a"))
- emitcode("pop",fReturn[pushed]);
- else
- emitcode("pop","acc");
+ while (size--) {
+ char *l ;
+ if (AOP_TYPE(IC_LEFT(ic)) == AOP_DPTR) {
+ /* #NOCHANGE */
+ l = aopGet(AOP(IC_LEFT(ic)),offset++,
+ FALSE,TRUE);
+ pic14_emitcode("push","%s",l);
+ pushed++;
+ } else {
+ l = aopGet(AOP(IC_LEFT(ic)),offset,
+ FALSE,FALSE);
+ if (strcmp(fReturn[offset],l)) {
+ if( ( (AOP(IC_LEFT(ic))->type) == AOP_IMMD) ||
+ ((AOP(IC_LEFT(ic))->type) == AOP_LIT) ) {
+ emitpcode(POC_MOVLW, popGet(AOP(IC_LEFT(ic)),offset));
+ }else {
+ emitpcode(POC_MOVFW, popGet(AOP(IC_LEFT(ic)),offset));
+ }
+ if(size) {
+ emitpcode(POC_MOVWF,popRegFromIdx(offset + Gstack_base_addr));
+ pic14_emitcode("movwf","%s",fReturn[offset]);
}
+ offset++;
+ }
}
- freeAsmop (IC_LEFT(ic),NULL,ic,TRUE);
+ }
+
+ if (pushed) {
+ while(pushed) {
+ pushed--;
+ if (strcmp(fReturn[pushed],"a"))
+ pic14_emitcode("pop",fReturn[pushed]);
+ else
+ pic14_emitcode("pop","acc");
+ }
+ }
+ freeAsmop (IC_LEFT(ic),NULL,ic,TRUE);
jumpret:
- /* generate a jump to the return label
- if the next is not the return statement */
- if (!(ic->next && ic->next->op == LABEL &&
- IC_LABEL(ic->next) == returnLabel))
+ /* generate a jump to the return label
+ if the next is not the return statement */
+ if (!(ic->next && ic->next->op == LABEL &&
+ IC_LABEL(ic->next) == returnLabel)) {
- emitcode("goto","_%05d_DS_",returnLabel->key+100 + labelOffset);
+ emitpcode(POC_GOTO,popGetLabel(returnLabel->key));
+ pic14_emitcode("goto","_%05d_DS_",returnLabel->key+100 + labelOffset);
+ }
}
static void genLabel (iCode *ic)
{
/* special case never generate */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (IC_LABEL(ic) == entryLabel)
return ;
- emitpLabel(IC_LABEL(ic)->key+100 + labelOffset);
- emitcode("","_%05d_DS_:",(IC_LABEL(ic)->key+100 + labelOffset));
+ emitpLabel(IC_LABEL(ic)->key);
+ pic14_emitcode("","_%05d_DS_:",(IC_LABEL(ic)->key+100 + labelOffset));
}
/*-----------------------------------------------------------------*/
//tsd
static void genGoto (iCode *ic)
{
- emitcode ("goto","_%05d_DS_",(IC_LABEL(ic)->key+100)+labelOffset);
+ emitpcode(POC_GOTO,popGetLabel(IC_LABEL(ic)->key));
+ pic14_emitcode ("goto","_%05d_DS_",(IC_LABEL(ic)->key+100)+labelOffset);
}
+
/*-----------------------------------------------------------------*/
-/* findLabelBackwards: walks back through the iCode chain looking */
-/* for the given label. Returns number of iCode instructions */
-/* between that label and given ic. */
-/* Returns zero if label not found. */
-/*-----------------------------------------------------------------*/
-#if 0
-static int findLabelBackwards(iCode *ic, int key)
-{
- int count = 0;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- while (ic->prev)
- {
- ic = ic->prev;
- count++;
-
- if (ic->op == LABEL && IC_LABEL(ic)->key == key)
- {
- /* printf("findLabelBackwards = %d\n", count); */
- return count;
- }
- }
-
- return 0;
-}
-#endif
-/*-----------------------------------------------------------------*/
-/* genPlusIncr :- does addition with increment if possible */
+/* genMultbits :- multiplication of bits */
/*-----------------------------------------------------------------*/
-static bool genPlusIncr (iCode *ic)
+static void genMultbits (operand *left,
+ operand *right,
+ operand *result)
{
- unsigned int icount ;
- unsigned int size = getDataSize(IC_RESULT(ic));
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- DEBUGemitcode ("; ","result %d, left %d, right %d",
- AOP_TYPE(IC_RESULT(ic)),
- AOP_TYPE(IC_LEFT(ic)),
- AOP_TYPE(IC_RIGHT(ic)));
-
- /* will try to generate an increment */
- /* if the right side is not a literal
- we cannot */
- if (AOP_TYPE(IC_RIGHT(ic)) != AOP_LIT)
- return FALSE ;
-
- DEBUGemitcode ("; ","%s %d",__FUNCTION__,__LINE__);
- /* if the literal value of the right hand side
- is greater than 1 then it is faster to add */
- if ((icount = floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit)) > 2)
- return FALSE ;
-
- /* if increment 16 bits in register */
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) &&
- (icount == 1)) {
+ if(!pic14_sameRegs(AOP(result),AOP(right)))
+ emitpcode(POC_BSF, popGet(AOP(result),0));
- int offset = MSB16;
+ emitpcode(POC_BTFSC,popGet(AOP(right),0));
+ emitpcode(POC_BTFSS,popGet(AOP(left),0));
+ emitpcode(POC_BCF, popGet(AOP(result),0));
- emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),LSB,FALSE,FALSE));
- //emitcode("incf","%s,f",aopGet(AOP(IC_RESULT(ic)),LSB,FALSE,FALSE));
+}
- while(--size) {
- emitSKPNZ;
- emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),offset++,FALSE,FALSE));
- //emitcode(" incf","%s,f",aopGet(AOP(IC_RESULT(ic)),offset++,FALSE,FALSE));
- }
- return TRUE;
- }
-
- DEBUGemitcode ("; ","%s %d",__FUNCTION__,__LINE__);
- /* if left is in accumulator - probably a bit operation*/
- if( strcmp(aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE),"a") &&
- (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY) ) {
-
- emitpcode(POC_BCF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode("bcf","(%s >> 3), (%s & 7)",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- if(icount)
- emitpcode(POC_XORLW,popGetLit(1));
- //emitcode("xorlw","1");
- else
- emitpcode(POC_ANDLW,popGetLit(1));
- //emitcode("andlw","1");
+/*-----------------------------------------------------------------*/
+/* genMultOneByte : 8 bit multiplication & division */
+/*-----------------------------------------------------------------*/
+static void genMultOneByte (operand *left,
+ operand *right,
+ operand *result)
+{
+ sym_link *opetype = operandType(result);
+ char *l ;
+ symbol *lbl ;
+ int size,offset;
- emitSKPZ;
- emitpcode(POC_BSF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode("bsf","(%s >> 3), (%s & 7)",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_AopType(__LINE__,left,right,result);
- return TRUE;
+ /* (if two literals, the value is computed before) */
+ /* if one literal, literal on the right */
+ if (AOP_TYPE(left) == AOP_LIT){
+ operand *t = right;
+ right = left;
+ left = t;
}
+ size = AOP_SIZE(result);
+ /* signed or unsigned */
+ pic14_emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
+ l = aopGet(AOP(left),0,FALSE,FALSE);
+ MOVA(l);
+ pic14_emitcode("mul","ab");
+ /* if result size = 1, mul signed = mul unsigned */
+ aopPut(AOP(result),"a",0);
+ if (size > 1){
+ if (SPEC_USIGN(opetype)){
+ aopPut(AOP(result),"b",1);
+ if (size > 2)
+ /* for filling the MSBs */
+ pic14_emitcode("clr","a");
+ }
+ else{
+ pic14_emitcode("mov","a,b");
+ /* adjust the MSB if left or right neg */
- /* if the sizes are greater than 1 then we cannot */
- if (AOP_SIZE(IC_RESULT(ic)) > 1 ||
- AOP_SIZE(IC_LEFT(ic)) > 1 )
- return FALSE ;
-
- /* If we are incrementing the same register by two: */
-
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) ) {
-
- while (icount--)
- emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- //emitcode("incf","%s,f",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- return TRUE ;
- }
-
- DEBUGemitcode ("; ","couldn't increment result-%s left-%s",
- aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE),
- aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- return FALSE ;
-}
+ /* if one literal */
+ if (AOP_TYPE(right) == AOP_LIT){
+ /* AND literal negative */
+ if((int) floatFromVal (AOP(right)->aopu.aop_lit) < 0){
+ /* adjust MSB (c==0 after mul) */
+ pic14_emitcode("subb","a,%s", aopGet(AOP(left),0,FALSE,FALSE));
+ }
+ }
+ else{
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("xch","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("cjne","a,#0x80,%05d_DS_", (lbl->key+100));
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("xch","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("jc","%05d_DS_",(lbl->key+100));
+ pic14_emitcode("subb","a,%s", aopGet(AOP(left),0,FALSE,FALSE));
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
+ }
-/*-----------------------------------------------------------------*/
-/* outBitAcc - output a bit in acc */
-/*-----------------------------------------------------------------*/
-static void outBitAcc(operand *result)
-{
- symbol *tlbl = newiTempLabel(NULL);
- /* if the result is a bit */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("xch","a,%s",aopGet(AOP(left),0,FALSE,FALSE));
+ pic14_emitcode("cjne","a,#0x80,%05d_DS_", (lbl->key+100));
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("xch","a,%s",aopGet(AOP(left),0,FALSE,FALSE));
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("jc","%05d_DS_",(lbl->key+100));
+ pic14_emitcode("subb","a,%s", aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
- if (AOP_TYPE(result) == AOP_CRY){
- aopPut(AOP(result),"a",0);
- }
- else {
- emitcode("jz","%05d_DS_",tlbl->key+100);
- emitcode("mov","a,%s",one);
- emitcode("","%05d_DS_:",tlbl->key+100);
- outAcc(result);
+ aopPut(AOP(result),"a",1);
+ if(size > 2){
+ /* get the sign */
+ pic14_emitcode("rlc","a");
+ pic14_emitcode("subb","a,acc");
+ }
+ }
+ size -= 2;
+ offset = 2;
+ if (size > 0)
+ while (size--)
+ aopPut(AOP(result),"a",offset++);
}
}
/*-----------------------------------------------------------------*/
-/* genPlusBits - generates code for addition of two bits */
+/* genMult - generates code for multiplication */
/*-----------------------------------------------------------------*/
-static void genPlusBits (iCode *ic)
+static void genMult (iCode *ic)
{
+ operand *left = IC_LEFT(ic);
+ operand *right = IC_RIGHT(ic);
+ operand *result= IC_RESULT(ic);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /*
- The following block of code will add two bits.
- Note that it'll even work if the destination is
- the carry (C in the status register).
- It won't work if the 'Z' bit is a source or destination.
- */
-
- /* If the result is stored in the accumulator (w) */
- if(strcmp(aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE),"a") == 0 ) {
- //emitpcode( ( ((int) operandLitValue(right)) ? POC_BSF : POC_BCF),
- // popGet(AOP(result),0,FALSE,FALSE));
-
- emitpcode(POC_MOVLW, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitpcode(POC_BCF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORWF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORWF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- emitcode("movlw","(1 << (%s & 7))",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- emitcode("bcf","(%s >> 3), (%s & 7)",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode("xorwf","(%s >>3),f",
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_LEFT(ic))->aopu.aop_dir,
- AOP(IC_LEFT(ic))->aopu.aop_dir);
- emitcode("xorwf","(%s>>3),f",
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- } else {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* assign the amsops */
+ aopOp (left,ic,FALSE);
+ aopOp (right,ic,FALSE);
+ aopOp (result,ic,TRUE);
- emitpcode(POC_CLRW, NULL);
- emitpcode(POC_BTFSC, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORLW, popGetLit(1));
- emitpcode(POC_BTFSC, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORLW, popGetLit(1));
+ DEBUGpic14_AopType(__LINE__,left,right,result);
- emitcode("clrw","");
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode("xorlw","1");
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_LEFT(ic))->aopu.aop_dir,
- AOP(IC_LEFT(ic))->aopu.aop_dir);
- emitcode("xorlw","1");
+ /* special cases first */
+ /* both are bits */
+ if (AOP_TYPE(left) == AOP_CRY &&
+ AOP_TYPE(right)== AOP_CRY) {
+ genMultbits(left,right,result);
+ goto release ;
}
-}
-
-#if 0
-/* This is the original version of this code.
- *
- * This is being kept around for reference,
- * because I am not entirely sure I got it right...
- */
-static void adjustArithmeticResult(iCode *ic)
-{
- if (AOP_SIZE(IC_RESULT(ic)) == 3 &&
- AOP_SIZE(IC_LEFT(ic)) == 3 &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_LEFT(ic))))
- aopPut(AOP(IC_RESULT(ic)),
- aopGet(AOP(IC_LEFT(ic)),2,FALSE,FALSE),
- 2);
-
- if (AOP_SIZE(IC_RESULT(ic)) == 3 &&
- AOP_SIZE(IC_RIGHT(ic)) == 3 &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_RIGHT(ic))))
- aopPut(AOP(IC_RESULT(ic)),
- aopGet(AOP(IC_RIGHT(ic)),2,FALSE,FALSE),
- 2);
-
- if (AOP_SIZE(IC_RESULT(ic)) == 3 &&
- AOP_SIZE(IC_LEFT(ic)) < 3 &&
- AOP_SIZE(IC_RIGHT(ic)) < 3 &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_LEFT(ic))) &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_RIGHT(ic)))) {
- char buffer[5];
- sprintf(buffer,"#%d",pointerCode(getSpec(operandType(IC_LEFT(ic)))));
- aopPut(AOP(IC_RESULT(ic)),buffer,2);
- }
-}
-//#else
-/* This is the pure and virtuous version of this code.
- * I'm pretty certain it's right, but not enough to toss the old
- * code just yet...
- */
-static void adjustArithmeticResult(iCode *ic)
-{
- if (opIsGptr(IC_RESULT(ic)) &&
- opIsGptr(IC_LEFT(ic)) &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_LEFT(ic))))
- {
- aopPut(AOP(IC_RESULT(ic)),
- aopGet(AOP(IC_LEFT(ic)), GPTRSIZE - 1,FALSE,FALSE),
- GPTRSIZE - 1);
+ /* if both are of size == 1 */
+ if (AOP_SIZE(left) == 1 &&
+ AOP_SIZE(right) == 1 ) {
+ genMultOneByte(left,right,result);
+ goto release ;
}
- if (opIsGptr(IC_RESULT(ic)) &&
- opIsGptr(IC_RIGHT(ic)) &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_RIGHT(ic))))
- {
- aopPut(AOP(IC_RESULT(ic)),
- aopGet(AOP(IC_RIGHT(ic)),GPTRSIZE - 1,FALSE,FALSE),
- GPTRSIZE - 1);
- }
+ /* should have been converted to function call */
+ assert(0) ;
- if (opIsGptr(IC_RESULT(ic)) &&
- AOP_SIZE(IC_LEFT(ic)) < GPTRSIZE &&
- AOP_SIZE(IC_RIGHT(ic)) < GPTRSIZE &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_LEFT(ic))) &&
- !sameRegs(AOP(IC_RESULT(ic)),AOP(IC_RIGHT(ic)))) {
- char buffer[5];
- sprintf(buffer,"#%d",pointerCode(getSpec(operandType(IC_LEFT(ic)))));
- aopPut(AOP(IC_RESULT(ic)),buffer,GPTRSIZE - 1);
- }
+release :
+ freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(result,NULL,ic,TRUE);
}
-#endif
/*-----------------------------------------------------------------*/
-/* genPlus - generates code for addition */
+/* genDivbits :- division of bits */
/*-----------------------------------------------------------------*/
-static void genPlus (iCode *ic)
+static void genDivbits (operand *left,
+ operand *right,
+ operand *result)
{
- int size, offset = 0;
- /* special cases :- */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ char *l;
- aopOp (IC_LEFT(ic),ic,FALSE);
- aopOp (IC_RIGHT(ic),ic,FALSE);
- aopOp (IC_RESULT(ic),ic,TRUE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* the result must be bit */
+ pic14_emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ l = aopGet(AOP(left),0,FALSE,FALSE);
- /* if literal, literal on the right or
- if left requires ACC or right is already
- in ACC */
+ MOVA(l);
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_LIT) {
- operand *t = IC_RIGHT(ic);
- IC_RIGHT(ic) = IC_LEFT(ic);
- IC_LEFT(ic) = t;
- }
+ pic14_emitcode("div","ab");
+ pic14_emitcode("rrc","a");
+ aopPut(AOP(result),"c",0);
+}
- /* if both left & right are in bit space */
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_CRY &&
- AOP_TYPE(IC_RIGHT(ic)) == AOP_CRY) {
- genPlusBits (ic);
- goto release ;
- }
+/*-----------------------------------------------------------------*/
+/* genDivOneByte : 8 bit division */
+/*-----------------------------------------------------------------*/
+static void genDivOneByte (operand *left,
+ operand *right,
+ operand *result)
+{
+ sym_link *opetype = operandType(result);
+ char *l ;
+ symbol *lbl ;
+ int size,offset;
- /* if left in bit space & right literal */
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_CRY &&
- AOP_TYPE(IC_RIGHT(ic)) == AOP_LIT) {
- /* if result in bit space */
- if(AOP_TYPE(IC_RESULT(ic)) == AOP_CRY){
- if((unsigned long)floatFromVal(AOP(IC_RIGHT(ic))->aopu.aop_lit) != 0L) {
- emitpcode(POC_MOVLW, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- if (!sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) )
- emitpcode(POC_BTFSC, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORWF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- }
- } else {
- size = getDataSize(IC_RESULT(ic));
- while (size--) {
- MOVA(aopGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitcode("addc","a,#00 ;%d",__LINE__);
- aopPut(AOP(IC_RESULT(ic)),"a",offset++);
- }
- }
- goto release ;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ size = AOP_SIZE(result) - 1;
+ offset = 1;
+ /* signed or unsigned */
+ if (SPEC_USIGN(opetype)) {
+ /* unsigned is easy */
+ pic14_emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
+ l = aopGet(AOP(left),0,FALSE,FALSE);
+ MOVA(l);
+ pic14_emitcode("div","ab");
+ aopPut(AOP(result),"a",0);
+ while (size--)
+ aopPut(AOP(result),zero,offset++);
+ return ;
}
- /* if I can do an increment instead
- of add then GOOD for ME */
- if (genPlusIncr (ic) == TRUE)
- goto release;
+ /* signed is a little bit more difficult */
- size = getDataSize(IC_RESULT(ic));
+ /* save the signs of the operands */
+ l = aopGet(AOP(left),0,FALSE,FALSE);
+ MOVA(l);
+ pic14_emitcode("xrl","a,%s",aopGet(AOP(right),0,FALSE,TRUE));
+ pic14_emitcode("push","acc"); /* save it on the stack */
- if(AOP(IC_RIGHT(ic))->type == AOP_LIT) {
- /* Add a literal to something else */
- bool know_W=0;
- unsigned lit = floatFromVal(AOP(IC_RIGHT(ic))->aopu.aop_lit);
- unsigned l1=0;
+ /* now sign adjust for both left & right */
+ l = aopGet(AOP(right),0,FALSE,FALSE);
+ MOVA(l);
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("cpl","a");
+ pic14_emitcode("inc","a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("mov","b,a");
- offset = 0;
- DEBUGemitcode(";","adding lit to something. size %d",size);
- while(size--){
+ /* sign adjust left side */
+ l = aopGet(AOP(left),0,FALSE,FALSE);
+ MOVA(l);
- DEBUGemitcode(";","size %d",size);
-
- switch (lit & 0xff) {
- case 0:
- break;
- case 1:
- if(sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))))
- emitpcode(POC_INCF, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- else {
- know_W = 0;
- emitpcode(POC_INCFW, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- if(AOP_TYPE(IC_RESULT(ic)) != AOP_ACC)
- emitpcode(POC_MOVWF, popGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
- }
- break;
- case 0xff:
- if(sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))))
- emitpcode(POC_DECF, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- else {
- know_W = 0;
- emitpcode(POC_DECFW, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- if(AOP_TYPE(IC_RESULT(ic)) != AOP_ACC)
- emitpcode(POC_MOVWF, popGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
- }
- break;
- default:
- if( !know_W || ( (lit&0xff) != l1) ) {
- know_W = 1;
- emitpcode(POC_MOVLW,popGetLit(lit&0xff));
- }
- if(sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))))
- emitpcode(POC_ADDWF, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- else {
- know_W = 0;
- emitpcode(POC_ADDFW, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- emitpcode(POC_MOVWF, popGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
- if(size) {
- emitSKPNC;
- emitpcode(POC_INCF, popGet(AOP(IC_LEFT(ic)),offset+1,FALSE,FALSE));
- }
- }
- }
-
- l1 = lit & 0xff;
- lit >>= 8;
- offset++;
- }
-
- } else if(AOP_TYPE(IC_RIGHT(ic)) == AOP_CRY) {
-
- emitcode(";bitadd","right is bit: %s",aopGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitcode(";bitadd","left is bit: %s",aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitcode(";bitadd","result is bit: %s",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- /* here we are adding a bit to a char or int */
- if(size == 1) {
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) ) {
-
- emitpcode(POC_BTFSC , popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_INCF , popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode(" incf","%s,f", aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- } else {
-
- if(AOP_TYPE(IC_LEFT(ic)) == AOP_ACC) {
- emitpcode(POC_BTFSC , popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_XORLW , popGetLit(1));
-
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode(" xorlw","1");
- } else {
- emitpcode(POC_MOVFW , popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_BTFSC , popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_INCFW , popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
-
- emitcode("movf","%s,w", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode(" incf","%s,w", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- }
-
- if(AOP_TYPE(IC_RESULT(ic)) != AOP_ACC) {
-
- if(AOP_TYPE(IC_RESULT(ic)) == AOP_CRY) {
- emitpcode(POC_ANDLW , popGetLit(1));
- emitpcode(POC_BCF , popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitSKPZ;
- emitpcode(POC_BSF , popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-/*
- emitcode("andlw","1");
- emitcode("bcf","(%s >> 3), (%s & 7)",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
- emitSKPZ;
- emitcode("bsf","(%s >> 3), (%s & 7)",
- AOP(IC_RESULT(ic))->aopu.aop_dir,
- AOP(IC_RESULT(ic))->aopu.aop_dir);
-*/
-
- } else {
- emitpcode(POC_MOVWF , popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode("movwf","%s", aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- }
- }
- }
-
- } else {
- int offset = 1;
-
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) ) {
- emitCLRZ;
- emitpcode(POC_BTFSC, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- emitcode("clrz","");
-
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode(" incf","%s,f", aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- } else {
-
- emitpcode(POC_MOVFW, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_INCFW, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitpcode(POC_MOVWF, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
-
-
- emitcode("movf","%s,w", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(IC_RIGHT(ic))->aopu.aop_dir,
- AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode(" incf","%s,w", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitcode("movwf","%s", aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- }
-
- while(--size){
- emitSKPZ;
- emitpcode(POC_INCF, popGet(AOP(IC_RESULT(ic)),offset++,FALSE,FALSE));
- //emitcode(" incf","%s,f", aopGet(AOP(IC_RIGHT(ic)),offset++,FALSE,FALSE));
- }
-
- }
-
- } else {
-
- if(strcmp(aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE),"a") == 0 ) {
- emitpcode(POC_ADDFW, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitpcode(POC_MOVWF,popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- } else {
-
- if ( AOP_TYPE(IC_LEFT(ic)) == AOP_ACC) {
- emitpcode(POC_ADDFW, popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- if ( AOP_TYPE(IC_RESULT(ic)) != AOP_ACC)
- emitpcode(POC_MOVWF,popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- } else {
-
- emitpcode(POC_MOVFW,popGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
-
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) )
- emitpcode(POC_ADDWF, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- else {
- if( (AOP_TYPE(IC_LEFT(ic)) == AOP_IMMD) ||
- (AOP_TYPE(IC_LEFT(ic)) == AOP_LIT) ) {
- emitpcode(POC_ADDLW, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- } else {
- emitpcode(POC_ADDFW, popGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- if ( AOP_TYPE(IC_RESULT(ic)) != AOP_ACC)
- emitpcode(POC_MOVWF,popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- }
- }
- }
- }
-
- offset = 1;
- size--;
-
- while(size--){
- if (!sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) ) {
- emitpcode(POC_MOVFW, popGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- emitpcode(POC_MOVWF, popGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
-
- emitcode("movf","%s,w", aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
- emitcode("movwf","%s", aopGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
- }
-
- emitpcode(POC_MOVFW, popGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitSKPNC;
- emitpcode(POC_INCFSZW, popGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitpcode(POC_ADDWF, popGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
-
- /*
- emitcode("movf","%s,w", aopGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitSKPNC;
- emitcode("incfsz","%s,w",aopGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitcode("addwf","%s,f", aopGet(AOP(IC_RESULT(ic)),offset,FALSE,FALSE));
- */
-
- offset++;
- }
-
- }
-
- //adjustArithmeticResult(ic);
-
- release:
- freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(IC_RIGHT(ic),NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
-}
-
-/*-----------------------------------------------------------------*/
-/* genMinusDec :- does subtraction with decrement if possible */
-/*-----------------------------------------------------------------*/
-static bool genMinusDec (iCode *ic)
-{
- unsigned int icount ;
- unsigned int size = getDataSize(IC_RESULT(ic));
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* will try to generate an increment */
- /* if the right side is not a literal
- we cannot */
- if (AOP_TYPE(IC_RIGHT(ic)) != AOP_LIT)
- return FALSE ;
-
- DEBUGemitcode ("; lit val","%d",(unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit));
-
- /* if the literal value of the right hand side
- is greater than 4 then it is not worth it */
- if ((icount = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit)) > 2)
- return FALSE ;
-
- /* if decrement 16 bits in register */
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic))) &&
- (size > 1) &&
- (icount == 1)) {
-
- if(size == 2) {
- emitcode("decf","%s,f",aopGet(AOP(IC_RESULT(ic)),LSB,FALSE,FALSE));
- emitcode("incfsz","%s,w",aopGet(AOP(IC_RESULT(ic)),LSB,FALSE,FALSE));
- emitcode(" decf","%s,f",aopGet(AOP(IC_RESULT(ic)),MSB16,FALSE,FALSE));
- } else {
- /* size is 3 or 4 */
- emitcode("movlw","0xff");
- emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(ic)),LSB,FALSE,FALSE));
-
- emitSKPNC;
- emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(ic)),MSB16,FALSE,FALSE));
- emitSKPNC;
- emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(ic)),MSB24,FALSE,FALSE));
-
- if(size > 3) {
- emitcode("skpnc","");
- emitSKPNC;
- emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(ic)),MSB32,FALSE,FALSE));
- }
-
- }
-
- return TRUE;
-
- }
-
- /* if the sizes are greater than 1 then we cannot */
- if (AOP_SIZE(IC_RESULT(ic)) > 1 ||
- AOP_SIZE(IC_LEFT(ic)) > 1 )
- return FALSE ;
-
- /* we can if the aops of the left & result match or
- if they are in registers and the registers are the
- same */
- if (sameRegs(AOP(IC_LEFT(ic)), AOP(IC_RESULT(ic)))) {
-
- while (icount--)
- emitpcode(POC_DECF, popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- //emitcode ("decf","%s,f",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
-
- return TRUE ;
- }
-
- DEBUGemitcode ("; returning"," result=%s, left=%s",
- aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE),
- aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- if(size==1) {
- emitcode("decf","%s,w",aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
- emitcode("movwf","%s",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- return TRUE;
- }
-
- return FALSE ;
-}
-
-/*-----------------------------------------------------------------*/
-/* addSign - complete with sign */
-/*-----------------------------------------------------------------*/
-static void addSign(operand *result, int offset, int sign)
-{
- int size = (getDataSize(result) - offset);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if(size > 0){
- if(sign){
- emitcode("rlc","a");
- emitcode("subb","a,acc");
- while(size--)
- aopPut(AOP(result),"a",offset++);
- } else
- while(size--)
- aopPut(AOP(result),zero,offset++);
- }
-}
-
-/*-----------------------------------------------------------------*/
-/* genMinusBits - generates code for subtraction of two bits */
-/*-----------------------------------------------------------------*/
-static void genMinusBits (iCode *ic)
-{
- symbol *lbl = newiTempLabel(NULL);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY){
- emitcode("mov","c,%s",AOP(IC_LEFT(ic))->aopu.aop_dir);
- emitcode("jnb","%s,%05d_DS_",AOP(IC_RIGHT(ic))->aopu.aop_dir,(lbl->key+100));
- emitcode("cpl","c");
- emitcode("","%05d_DS_:",(lbl->key+100));
- outBitC(IC_RESULT(ic));
- }
- else{
- emitcode("mov","c,%s",AOP(IC_RIGHT(ic))->aopu.aop_dir);
- emitcode("subb","a,acc");
- emitcode("jnb","%s,%05d_DS_",AOP(IC_LEFT(ic))->aopu.aop_dir,(lbl->key+100));
- emitcode("inc","a");
- emitcode("","%05d_DS_:",(lbl->key+100));
- aopPut(AOP(IC_RESULT(ic)),"a",0);
- addSign(IC_RESULT(ic), MSB16, SPEC_USIGN(getSpec(operandType(IC_RESULT(ic)))));
- }
-}
-
-/*-----------------------------------------------------------------*/
-/* genMinus - generates code for subtraction */
-/*-----------------------------------------------------------------*/
-static void genMinus (iCode *ic)
-{
- int size, offset = 0;
- unsigned long lit = 0L;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp (IC_LEFT(ic),ic,FALSE);
- aopOp (IC_RIGHT(ic),ic,FALSE);
- aopOp (IC_RESULT(ic),ic,TRUE);
-
- /* special cases :- */
- /* if both left & right are in bit space */
- if (AOP_TYPE(IC_LEFT(ic)) == AOP_CRY &&
- AOP_TYPE(IC_RIGHT(ic)) == AOP_CRY) {
- genMinusBits (ic);
- goto release ;
- }
-
- /* if I can do an decrement instead
- of subtract then GOOD for ME */
- if (genMinusDec (ic) == TRUE)
- goto release;
-
- size = getDataSize(IC_RESULT(ic));
-
- if(AOP(IC_RIGHT(ic))->type == AOP_LIT) {
- /* Add a literal to something else */
-
- lit = (unsigned long)floatFromVal(AOP(IC_RIGHT(ic))->aopu.aop_lit);
- lit = - (long)lit;
-
- /* add the first byte: */
- emitcode("movlw","0x%x", lit & 0xff);
- emitcode("addwf","%s,f", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
-
- offset = 1;
- size--;
-
- while(size--){
-
- emitcode("rlf","_known_zero,w");
- emitcode("addwf","%s,f", aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
-
- lit >>= 8;
- if(lit & 0xff) {
- emitcode("movlw","0x%x", lit & 0xff);
- emitcode("addwf","%s,f", aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
-
- }
- offset++;
- }
-
- } else {
-
- emitcode("movf","%s", aopGet(AOP(IC_RIGHT(ic)),0,FALSE,FALSE));
- emitcode("subwf","%s,f", aopGet(AOP(IC_LEFT(ic)),0,FALSE,FALSE));
-
- offset = 1;
- size--;
-
- while(size--){
- emitcode("movf","%s,w", aopGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitSKPNC;
- emitcode("incfsz","%s,w",aopGet(AOP(IC_RIGHT(ic)),offset,FALSE,FALSE));
- emitcode("subwf","%s,f", aopGet(AOP(IC_LEFT(ic)),offset,FALSE,FALSE));
-
- }
-
- }
-
-
- // adjustArithmeticResult(ic);
-
-release:
- freeAsmop(IC_LEFT(ic),NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(IC_RIGHT(ic),NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
-}
-
-
-/*-----------------------------------------------------------------*/
-/* genMultbits :- multiplication of bits */
-/*-----------------------------------------------------------------*/
-static void genMultbits (operand *left,
- operand *right,
- operand *result)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
-
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("anl","c,%s",AOP(right)->aopu.aop_dir);
- outBitC(result);
-}
-
-
-/*-----------------------------------------------------------------*/
-/* genMultOneByte : 8 bit multiplication & division */
-/*-----------------------------------------------------------------*/
-static void genMultOneByte (operand *left,
- operand *right,
- operand *result)
-{
- sym_link *opetype = operandType(result);
- char *l ;
- symbol *lbl ;
- int size,offset;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* (if two literals, the value is computed before) */
- /* if one literal, literal on the right */
- if (AOP_TYPE(left) == AOP_LIT){
- operand *t = right;
- right = left;
- left = t;
- }
-
- size = AOP_SIZE(result);
- /* signed or unsigned */
- emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
- emitcode("mul","ab");
- /* if result size = 1, mul signed = mul unsigned */
- aopPut(AOP(result),"a",0);
- if (size > 1){
- if (SPEC_USIGN(opetype)){
- aopPut(AOP(result),"b",1);
- if (size > 2)
- /* for filling the MSBs */
- emitcode("clr","a");
- }
- else{
- emitcode("mov","a,b");
-
- /* adjust the MSB if left or right neg */
-
- /* if one literal */
- if (AOP_TYPE(right) == AOP_LIT){
- /* AND literal negative */
- if((int) floatFromVal (AOP(right)->aopu.aop_lit) < 0){
- /* adjust MSB (c==0 after mul) */
- emitcode("subb","a,%s", aopGet(AOP(left),0,FALSE,FALSE));
- }
- }
- else{
- lbl = newiTempLabel(NULL);
- emitcode("xch","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("cjne","a,#0x80,%05d_DS_", (lbl->key+100));
- emitcode("","%05d_DS_:",(lbl->key+100));
- emitcode("xch","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
- lbl = newiTempLabel(NULL);
- emitcode("jc","%05d_DS_",(lbl->key+100));
- emitcode("subb","a,%s", aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("","%05d_DS_:",(lbl->key+100));
- }
-
- lbl = newiTempLabel(NULL);
- emitcode("xch","a,%s",aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("cjne","a,#0x80,%05d_DS_", (lbl->key+100));
- emitcode("","%05d_DS_:",(lbl->key+100));
- emitcode("xch","a,%s",aopGet(AOP(left),0,FALSE,FALSE));
- lbl = newiTempLabel(NULL);
- emitcode("jc","%05d_DS_",(lbl->key+100));
- emitcode("subb","a,%s", aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("","%05d_DS_:",(lbl->key+100));
-
- aopPut(AOP(result),"a",1);
- if(size > 2){
- /* get the sign */
- emitcode("rlc","a");
- emitcode("subb","a,acc");
- }
- }
- size -= 2;
- offset = 2;
- if (size > 0)
- while (size--)
- aopPut(AOP(result),"a",offset++);
- }
-}
-
-/*-----------------------------------------------------------------*/
-/* genMult - generates code for multiplication */
-/*-----------------------------------------------------------------*/
-static void genMult (iCode *ic)
-{
- operand *left = IC_LEFT(ic);
- operand *right = IC_RIGHT(ic);
- operand *result= IC_RESULT(ic);
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* assign the amsops */
- aopOp (left,ic,FALSE);
- aopOp (right,ic,FALSE);
- aopOp (result,ic,TRUE);
-
- /* special cases first */
- /* both are bits */
- if (AOP_TYPE(left) == AOP_CRY &&
- AOP_TYPE(right)== AOP_CRY) {
- genMultbits(left,right,result);
- goto release ;
- }
-
- /* if both are of size == 1 */
- if (AOP_SIZE(left) == 1 &&
- AOP_SIZE(right) == 1 ) {
- genMultOneByte(left,right,result);
- goto release ;
- }
-
- /* should have been converted to function call */
- assert(1) ;
-
-release :
- freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(result,NULL,ic,TRUE);
-}
-
-/*-----------------------------------------------------------------*/
-/* genDivbits :- division of bits */
-/*-----------------------------------------------------------------*/
-static void genDivbits (operand *left,
- operand *right,
- operand *result)
-{
-
- char *l;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* the result must be bit */
- emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
- l = aopGet(AOP(left),0,FALSE,FALSE);
-
- MOVA(l);
-
- emitcode("div","ab");
- emitcode("rrc","a");
- aopPut(AOP(result),"c",0);
-}
-
-/*-----------------------------------------------------------------*/
-/* genDivOneByte : 8 bit division */
-/*-----------------------------------------------------------------*/
-static void genDivOneByte (operand *left,
- operand *right,
- operand *result)
-{
- sym_link *opetype = operandType(result);
- char *l ;
- symbol *lbl ;
- int size,offset;
-
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- size = AOP_SIZE(result) - 1;
- offset = 1;
- /* signed or unsigned */
- if (SPEC_USIGN(opetype)) {
- /* unsigned is easy */
- emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
- emitcode("div","ab");
- aopPut(AOP(result),"a",0);
- while (size--)
- aopPut(AOP(result),zero,offset++);
- return ;
- }
-
- /* signed is a little bit more difficult */
-
- /* save the signs of the operands */
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
- emitcode("xrl","a,%s",aopGet(AOP(right),0,FALSE,TRUE));
- emitcode("push","acc"); /* save it on the stack */
-
- /* now sign adjust for both left & right */
- l = aopGet(AOP(right),0,FALSE,FALSE);
- MOVA(l);
- lbl = newiTempLabel(NULL);
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
- emitcode("cpl","a");
- emitcode("inc","a");
- emitcode("","%05d_DS_:",(lbl->key+100));
- emitcode("mov","b,a");
-
- /* sign adjust left side */
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
-
- lbl = newiTempLabel(NULL);
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
- emitcode("cpl","a");
- emitcode("inc","a");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ lbl = newiTempLabel(NULL);
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("cpl","a");
+ pic14_emitcode("inc","a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
/* now the division */
- emitcode("div","ab");
+ pic14_emitcode("div","ab");
/* we are interested in the lower order
only */
- emitcode("mov","b,a");
+ pic14_emitcode("mov","b,a");
lbl = newiTempLabel(NULL);
- emitcode("pop","acc");
+ pic14_emitcode("pop","acc");
/* if there was an over flow we don't
adjust the sign of the result */
- emitcode("jb","ov,%05d_DS_",(lbl->key+100));
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("jb","ov,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
CLRC;
- emitcode("clr","a");
- emitcode("subb","a,b");
- emitcode("mov","b,a");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("clr","a");
+ pic14_emitcode("subb","a,b");
+ pic14_emitcode("mov","b,a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
/* now we are done */
aopPut(AOP(result),"b",0);
if(size > 0){
- emitcode("mov","c,b.7");
- emitcode("subb","a,acc");
+ pic14_emitcode("mov","c,b.7");
+ pic14_emitcode("subb","a,acc");
}
while (size--)
aopPut(AOP(result),"a",offset++);
operand *right = IC_RIGHT(ic);
operand *result= IC_RESULT(ic);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* assign the amsops */
aopOp (left,ic,FALSE);
aopOp (right,ic,FALSE);
}
/* should have been converted to function call */
- assert(1);
+ assert(0);
release :
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
char *l;
/* the result must be bit */
- emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
- emitcode("div","ab");
- emitcode("mov","a,b");
- emitcode("rrc","a");
+ pic14_emitcode("div","ab");
+ pic14_emitcode("mov","a,b");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"c",0);
}
char *l ;
symbol *lbl ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* signed or unsigned */
if (SPEC_USIGN(opetype)) {
/* unsigned is easy */
- emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("mov","b,%s", aopGet(AOP(right),0,FALSE,FALSE));
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
- emitcode("div","ab");
+ pic14_emitcode("div","ab");
aopPut(AOP(result),"b",0);
return ;
}
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
- emitcode("xrl","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("push","acc"); /* save it on the stack */
+ pic14_emitcode("xrl","a,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("push","acc"); /* save it on the stack */
/* now sign adjust for both left & right */
l = aopGet(AOP(right),0,FALSE,FALSE);
MOVA(l);
lbl = newiTempLabel(NULL);
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
- emitcode("cpl","a");
- emitcode("inc","a");
- emitcode("","%05d_DS_:",(lbl->key+100));
- emitcode("mov","b,a");
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("cpl","a");
+ pic14_emitcode("inc","a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("mov","b,a");
/* sign adjust left side */
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
lbl = newiTempLabel(NULL);
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
- emitcode("cpl","a");
- emitcode("inc","a");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("cpl","a");
+ pic14_emitcode("inc","a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
/* now the multiplication */
- emitcode("div","ab");
+ pic14_emitcode("div","ab");
/* we are interested in the lower order
only */
lbl = newiTempLabel(NULL);
- emitcode("pop","acc");
+ pic14_emitcode("pop","acc");
/* if there was an over flow we don't
adjust the sign of the result */
- emitcode("jb","ov,%05d_DS_",(lbl->key+100));
- emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("jb","ov,%05d_DS_",(lbl->key+100));
+ pic14_emitcode("jnb","acc.7,%05d_DS_",(lbl->key+100));
CLRC ;
- emitcode("clr","a");
- emitcode("subb","a,b");
- emitcode("mov","b,a");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("clr","a");
+ pic14_emitcode("subb","a,b");
+ pic14_emitcode("mov","b,a");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
/* now we are done */
aopPut(AOP(result),"b",0);
operand *right = IC_RIGHT(ic);
operand *result= IC_RESULT(ic);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* assign the amsops */
aopOp (left,ic,FALSE);
aopOp (right,ic,FALSE);
}
/* should have been converted to function call */
- assert(1);
+ assert(0);
release :
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
/*-----------------------------------------------------------------*/
/* genIfxJump :- will create a jump depending on the ifx */
/*-----------------------------------------------------------------*/
+/*
+ note: May need to add parameter to indicate when a variable is in bit space.
+*/
static void genIfxJump (iCode *ic, char *jval)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if true label then we jump if condition
supplied is true */
if ( IC_TRUE(ic) ) {
else if (strcmp(jval,"c") == 0)
emitSKPC;
else {
- //pCodeOp *p = popGetWithString(jval);
- //p->type = PO_BIT;
- //emitpcode(POC_BTFSC, p);
- emitpcode(POC_BTFSC, newpCodeOpBit(jval,0));
- //emitcode("btfsc","(%s >> 3),(%s & 7)",jval,jval);
+ DEBUGpic14_emitcode ("; ***","%d - assuming %s is in bit space",__LINE__,jval);
+ emitpcode(POC_BTFSC, newpCodeOpBit(jval,-1,1));
}
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ic)->key));
- emitcode(" goto","_%05d_DS_",IC_TRUE(ic)->key+100 + labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_TRUE(ic)->key+100 + labelOffset);
}
else {
else if (strcmp(jval,"c") == 0)
emitSKPNC;
else {
- //pCodeOp *p = popGetWithString(jval);
- //p->type = PO_BIT;
- //emitpcode(POC_BTFSS, p);
- emitpcode(POC_BTFSS, newpCodeOpBit(jval,0));
-
- // emitcode("btfss","(%s >> 3),(%s & 7)",jval,jval);
+ DEBUGpic14_emitcode ("; ***","%d - assuming %s is in bit space",__LINE__,jval);
+ emitpcode(POC_BTFSS, newpCodeOpBit(jval,-1,1));
}
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ic)->key));
- emitcode(" goto","_%05d_DS_",IC_FALSE(ic)->key+100 + labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_FALSE(ic)->key+100 + labelOffset);
}
break;
case 'd':
- emitcode("skpndc","");
+ emitSKPDC;
break;
}
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
- emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ pic14_emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
} else {
break;
case 'd':
- emitcode("skpdc","");
+ emitSKPDC;
break;
}
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
- emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+ pic14_emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
}
/*-----------------------------------------------------------------*/
/* genSkipc */
/*-----------------------------------------------------------------*/
-static void genSkipc(iCode *ifx, int condition)
+static void genSkipc(resolvedIfx *rifx)
{
- if(!ifx)
+ if(!rifx)
return;
- if(condition)
- emitSKPNC;
- else
+ if(rifx->condition)
emitSKPC;
-
- if ( IC_TRUE(ifx) )
- emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
else
- emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
+ emitSKPNC;
- if ( IC_TRUE(ifx) )
- emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ emitpcode(POC_GOTO,popGetLabel(rifx->lbl->key));
+ rifx->generated = 1;
+}
+
+/*-----------------------------------------------------------------*/
+/* genSkipz2 */
+/*-----------------------------------------------------------------*/
+static void genSkipz2(resolvedIfx *rifx)
+{
+ if(!rifx)
+ return;
+
+ if(rifx->condition)
+ emitSKPZ;
else
- emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+ emitSKPNZ;
+ emitpcode(POC_GOTO,popGetLabel(rifx->lbl->key));
+ rifx->generated = 1;
}
/*-----------------------------------------------------------------*/
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
if ( IC_TRUE(ifx) )
- emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ pic14_emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ else
+ pic14_emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+
+}
+/*-----------------------------------------------------------------*/
+/* genSkipCond */
+/*-----------------------------------------------------------------*/
+static void genSkipCond(resolvedIfx *rifx,operand *op, int offset, int bit)
+{
+ if(!rifx)
+ return;
+
+ if(rifx->condition)
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(op),offset,FALSE,FALSE),bit,0));
else
- emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(op),offset,FALSE,FALSE),bit,0));
+
+
+ emitpcode(POC_GOTO,popGetLabel(rifx->lbl->key));
+ rifx->generated = 1;
+}
+
+#if 0
+/*-----------------------------------------------------------------*/
+/* genChkZeroes :- greater or less than comparison */
+/* For each byte in a literal that is zero, inclusive or the */
+/* the corresponding byte in the operand with W */
+/* returns true if any of the bytes are zero */
+/*-----------------------------------------------------------------*/
+static int genChkZeroes(operand *op, int lit, int size)
+{
+
+ int i;
+ int flag =1;
+
+ while(size--) {
+ i = (lit >> (size*8)) & 0xff;
+
+ if(i==0) {
+ if(flag)
+ emitpcode(POC_MOVFW, popGet(AOP(op),size));
+ else
+ emitpcode(POC_IORFW, popGet(AOP(op),size));
+ flag = 0;
+ }
+ }
+ return (flag==0);
}
+#endif
+
/*-----------------------------------------------------------------*/
/* genCmp :- greater or less than comparison */
/*-----------------------------------------------------------------*/
{
int size, offset = 0 ;
unsigned long lit = 0L,i = 0;
+ resolvedIfx rFalseIfx;
+ // resolvedIfx rTrueIfx;
+ symbol *truelbl;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if(ifx) {
+ DEBUGpic14_emitcode ("; ***","true ifx is %s",((IC_TRUE(ifx) == NULL) ? "false" : "true"));
+ DEBUGpic14_emitcode ("; ***","false ifx is %s",((IC_FALSE(ifx) == NULL) ? "false" : "true"));
+ }
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ resolveIfx(&rFalseIfx,ifx);
+ truelbl = newiTempLabel(NULL);
+
+ //if(IC_TRUE(ifx) == NULL)
/* if left & right are bit variables */
if (AOP_TYPE(left) == AOP_CRY &&
AOP_TYPE(right) == AOP_CRY ) {
- emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
- emitcode("anl","c,/%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
+ pic14_emitcode("anl","c,/%s",AOP(left)->aopu.aop_dir);
} else {
/* subtract right from left if at the
end the carry flag is set then we know that
if((size == 1) && !sign &&
(AOP_TYPE(right) == AOP_LIT && AOP_TYPE(left) != AOP_DIR )){
symbol *lbl = newiTempLabel(NULL);
- emitcode("cjne","%s,%s,%05d_DS_",
+ pic14_emitcode("cjne","%s,%s,%05d_DS_",
aopGet(AOP(left),offset,FALSE,FALSE),
aopGet(AOP(right),offset,FALSE,FALSE),
lbl->key+100);
- emitcode("","%05d_DS_:",lbl->key+100);
+ pic14_emitcode("","%05d_DS_:",lbl->key+100);
} else {
- if(AOP_TYPE(right) == AOP_LIT) {
+ symbol *lbl = newiTempLabel(NULL);
- DEBUGemitcode(";right lit","%d",sign);
+ if(AOP_TYPE(right) == AOP_LIT) {
lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
- //default:
- while(size--) {
- i = (lit >> (size*8)) & 0xff;
- if(i == 0) {
- emitpcode(POC_MOVFW, popGet(AOP(left),size,FALSE,FALSE));
- emitcode("movf","%s,w",aopGet(AOP(left),size,FALSE,FALSE));
- genSkipz(ifx,IC_TRUE(ifx) == NULL);
+
+ DEBUGpic14_emitcode(";right lit","lit = 0x%x,sign=%d",lit,sign);
+
+ /* special cases */
+
+ if(lit == 0) {
+
+ if(sign != 0)
+ genSkipCond(&rFalseIfx,left,size-1,7);
+ else
+ /* no need to compare to 0...*/
+ /* NOTE: this is a de-generate compare that most certainly
+ * creates some dead code. */
+ emitpcode(POC_GOTO,popGetLabel(rFalseIfx.lbl->key));
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+ }
+ size--;
+
+ if(size == 0) {
+ //i = (lit >> (size*8)) & 0xff;
+ DEBUGpic14_emitcode(";right lit","line = %d",__LINE__);
+
+ emitpcode(POC_MOVFW, popGet(AOP(left),size));
+
+ i = ((0-lit) & 0xff);
+ if(sign) {
+ if( i == 0x81) {
+ /* lit is 0x7f, all signed chars are less than
+ * this except for 0x7f itself */
+ emitpcode(POC_XORLW, popGetLit(0x7f));
+ genSkipz2(&rFalseIfx);
+ } else {
+ emitpcode(POC_ADDLW, popGetLit(0x80));
+ emitpcode(POC_ADDLW, popGetLit(i^0x80));
+ genSkipc(&rFalseIfx);
+ }
+
} else {
- emitpcode(POC_MOVLW, popGetLit(i));
- emitpcode(POC_SUBFW, popGet(AOP(left),size,FALSE,FALSE));
+ emitpcode(POC_ADDLW, popGetLit(i));
+ genSkipc(&rFalseIfx);
- emitcode("movlw","0x%x",i);
- emitcode("subwf","%s,w",aopGet(AOP(left),size,FALSE,FALSE));
- genSkipc(ifx,IC_TRUE(ifx) == NULL);
}
+ if(ifx) ifx->generated = 1;
+ return;
}
- ifx->generated = 1;
- return;
- }
- if(AOP_TYPE(left) == AOP_LIT) {
- DEBUGemitcode(";left lit","%d",sign);
+ /* chars are out of the way. now do ints and longs */
+
+
+ DEBUGpic14_emitcode(";right lit","line = %d",__LINE__);
+
+ /* special cases */
+
+ if(sign) {
+
+ if(lit == 0) {
+ genSkipCond(&rFalseIfx,left,size,7);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ if(lit <0x100) {
+ DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
+
+ //rFalseIfx.condition ^= 1;
+ //genSkipCond(&rFalseIfx,left,size,7);
+ //rFalseIfx.condition ^= 1;
+
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),size,FALSE,FALSE),7,0));
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+
+ emitpcode(POC_MOVLW, popGetLit(0x100-lit));
+ emitpcode(POC_ADDFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVFW, popGet(AOP(left),1));
+
+ while(size > 1)
+ emitpcode(POC_IORFW, popGet(AOP(left),size--));
+
+ if(rFalseIfx.condition) {
+ emitSKPZ;
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+
+ } else {
+ emitSKPNZ;
+ }
+
+ genSkipc(&rFalseIfx);
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
+
+ }
+
+ if(size == 1) {
+
+ if( (lit & 0xff) == 0) {
+ /* lower byte is zero */
+ DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
+ i = ((lit >> 8) & 0xff) ^0x80;
+ emitpcode(POC_MOVFW, popGet(AOP(left),size));
+ emitpcode(POC_ADDLW, popGetLit( 0x80));
+ emitpcode(POC_ADDLW, popGetLit(0x100-i));
+ genSkipc(&rFalseIfx);
+
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+ }
+ } else {
+ /* Special cases for signed longs */
+ if( (lit & 0xffffff) == 0) {
+ /* lower byte is zero */
+ DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
+ i = ((lit >> 8*3) & 0xff) ^0x80;
+ emitpcode(POC_MOVFW, popGet(AOP(left),size));
+ emitpcode(POC_ADDLW, popGetLit( 0x80));
+ emitpcode(POC_ADDLW, popGetLit(0x100-i));
+ genSkipc(&rFalseIfx);
+
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+ }
+
+ }
+
+
+ if(lit & (0x80 << (size*8))) {
+ /* lit is negative */
+ DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
+
+ //genSkipCond(&rFalseIfx,left,size,7);
+
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(left),size,FALSE,FALSE),7,0));
+
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+
+
+ } else {
+ /* lit is positive */
+ DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),size,FALSE,FALSE),7,0));
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+
+ //emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),size,FALSE,FALSE),7,0));
+ //emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ //rFalseIfx.condition ^= 1;
+ //genSkipCond(&rFalseIfx,left,size,7);
+ //rFalseIfx.condition ^= 1;
+ }
+
+ /*
+ This works, but is only good for ints.
+ It also requires a "known zero" register.
+ emitpcode(POC_MOVLW, popGetLit(mlit & 0xff));
+ emitpcode(POC_ADDFW, popGet(AOP(left),0));
+ emitpcode(POC_RLFW, popCopyReg(&pc_kzero));
+ emitpcode(POC_ADDLW, popGetLit( ((mlit>>8) & 0xff)));
+ emitpcode(POC_ADDFW, popGet(AOP(left),1));
+ genSkipc(&rFalseIfx);
+
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
+ **/
+
+ /* There are no more special cases, so perform a general compare */
+
+ emitpcode(POC_MOVLW, popGetLit((lit >> (size*8)) & 0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
+
+ while(size--) {
+
+ emitpcode(POC_MOVLW, popGetLit((lit >> (size*8)) & 0xff));
+ emitSKPNZ;
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
+ }
+ //rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+
+ emitpLabel(truelbl->key);
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+
+ }
+
+
+ /* sign is out of the way. So now do an unsigned compare */
+ DEBUGpic14_emitcode(";right lit","line = %d unsigned compare to 0x%x",__LINE__,lit);
- lit = (unsigned long)(floatFromVal(AOP(left)->aopu.aop_lit))+1;
- //default:
+ //genChkZeroes(left)
+
+ /* General case - compare to an unsigned literal on the right.*/
+
+ i = (lit >> (size*8)) & 0xff;
+ emitpcode(POC_MOVLW, popGetLit(i));
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
while(size--) {
i = (lit >> (size*8)) & 0xff;
- if(i == 0) {
- emitpcode(POC_MOVFW, popGet(AOP(right),size,FALSE,FALSE));
- emitcode("movf","%s,w",aopGet(AOP(right),size,FALSE,FALSE));
- genSkipz(ifx,IC_TRUE(ifx) != NULL);
- } else if( i == 1 ) {
- emitpcode(POC_DECFW, popGet(AOP(right),size,FALSE,FALSE));
- emitcode("decf","%s,w",aopGet(AOP(right),size,FALSE,FALSE));
- genSkipz(ifx,IC_TRUE(ifx) != NULL);
- } else {
+ if(i) {
emitpcode(POC_MOVLW, popGetLit(i));
- emitpcode(POC_SUBFW, popGet(AOP(right),size,FALSE,FALSE));
-
- emitcode("movlw","0x%x",i);
- emitcode("subwf","%s,w",aopGet(AOP(right),size,FALSE,FALSE));
- genSkipc(ifx,IC_TRUE(ifx) != NULL);
+ emitSKPNZ;
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
+ } else {
+ /* this byte of the lit is zero,
+ *if it's not the last then OR in the variable */
+ if(size)
+ emitpcode(POC_IORFW, popGet(AOP(left),size));
}
}
- ifx->generated = 1;
+
+
+ emitpLabel(lbl->key);
+ //if(emitFinalCheck)
+ genSkipc(&rFalseIfx);
+ if(sign)
+ emitpLabel(truelbl->key);
+
+ if(ifx) ifx->generated = 1;
return;
+
+
}
+ if(AOP_TYPE(left) == AOP_LIT) {
+ //symbol *lbl = newiTempLabel(NULL);
+
+ lit = (unsigned long)(floatFromVal(AOP(left)->aopu.aop_lit));
+
+
+ DEBUGpic14_emitcode(";left lit","lit = %d,sign=%d",lit,sign);
+
+ /* Special cases */
+ if((lit == 0) && (sign == 0)){
+
+ size--;
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ while(size)
+ emitpcode(POC_IORFW, popGet(AOP(right),--size));
+
+ //rFalseIfx.condition ^= 1;
+ genSkipz2(&rFalseIfx);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ if(size==1) {
+ /* Special cases */
+ lit &= 0xff;
+ if(((lit == 0xff) && !sign) || ((lit==0x7f) && sign)) {
+ /* degenerate compare can never be true */
+ if(rFalseIfx.condition == 0)
+ emitpcode(POC_GOTO,popGetLabel(rFalseIfx.lbl->key));
+
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ if(sign) {
+ if((lit+1)&0xff) {
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ emitpcode(POC_ADDLW, popGetLit(0x80));
+ emitpcode(POC_ADDLW, popGetLit(((-(lit+1)) & 0xff) ^ 0x80));
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+ } else {
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,0,7);
+ }
+
+ } else {
+ if(lit & 0xff) {
+ emitpcode(POC_MOVLW, popGetLit((lit+1) & 0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(right),0));
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+ } else {
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ genSkipz2(&rFalseIfx);
+ }
+ }
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+ } else {
+
+ /* Size is greater than 1 */
+
+
+
+ if(sign) {
+ int lp1 = lit+1;
+
+ size--;
+
+ if(lp1 == 0) {
+ /* this means lit = 0xffffffff, or -1 */
+
+
+ DEBUGpic14_emitcode(";left lit = -1","line = %d ",__LINE__);
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,size,7);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ if(lit == 0) {
+ int s = size;
+
+ if(rFalseIfx.condition) {
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),size,FALSE,FALSE),7,0));
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ }
+
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ while(size--)
+ emitpcode(POC_IORFW, popGet(AOP(right),size));
+
+
+ emitSKPZ;
+ if(rFalseIfx.condition) {
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ emitpLabel(truelbl->key);
+ }else {
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,s,7);
+ }
+
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+
+ if(lit & (0x80 << (size*8))) {
+ /* Lit is less than zero */
+ DEBUGpic14_emitcode(";left lit","line = %d 0x%x is less than 0",__LINE__,lit);
+ //rFalseIfx.condition ^= 1;
+ //genSkipCond(&rFalseIfx,left,size,7);
+ //rFalseIfx.condition ^= 1;
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(right),size,FALSE,FALSE),7,0));
+ //emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+
+
+ } else {
+ /* Lit is greater than or equal to zero */
+ DEBUGpic14_emitcode(";left lit","line = %d 0x%x is greater than 0",__LINE__,lit);
+ //rFalseIfx.condition ^= 1;
+ //genSkipCond(&rFalseIfx,right,size,7);
+ //rFalseIfx.condition ^= 1;
+
+ //emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),size,FALSE,FALSE),7,0));
+ //emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),size,FALSE,FALSE),7,0));
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+
+ }
+ emitpcode(POC_MOVLW, popGetLit((lp1 >> (size*8)) & 0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(right),size));
+
+ while(size--) {
+
+ emitpcode(POC_MOVLW, popGetLit((lp1 >> (size*8)) & 0xff));
+ emitSKPNZ;
+ emitpcode(POC_SUBFW, popGet(AOP(right),size));
+ }
+ rFalseIfx.condition ^= 1;
+ //rFalseIfx.condition = 1;
+ genSkipc(&rFalseIfx);
+
+ emitpLabel(truelbl->key);
+
+ if(ifx) ifx->generated = 1;
+ return;
+
+ } else {
+ /* Unsigned compare for sizes greater than 1 */
+
+ while(size--) {
+ i = (lit >> (size*8)) & 0xff;
+
+
+ if(size) {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ emitpcode(POC_MOVLW, popGetLit(i&0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(right),size));
+ emitSKPZ;
+ emitpcode(POC_GOTO, popGetLabel(lbl->key));
+ } else {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ emitpcode(POC_MOVLW, popGetLit((i+1)&0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(right),size));
+
+ }
+ }
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- // CLRC;
- DEBUGemitcode(";sign","%d",sign);
+ emitpLabel(lbl->key);
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("subwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));//++
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+
+ }
+ if(sign)
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+ }
+ /* Compare two variables */
- emitpcode(POC_MOVFW, popGet(AOP(right),offset,FALSE,FALSE));
- emitpcode(POC_SUBFW, popGet(AOP(left),offset++,FALSE,FALSE));
+ DEBUGpic14_emitcode(";sign","%d",sign);
size--;
- while (size--) {
+ if(sign) {
+ /* Sigh. thus sucks... */
+ if(size) {
+ emitpcode(POC_MOVFW, popGet(AOP(left),size));
+ emitpcode(POC_MOVWF, popRegFromIdx(Gstack_base_addr));
+ emitpcode(POC_MOVLW, popGetLit(0x80));
+ emitpcode(POC_XORWF, popRegFromIdx(Gstack_base_addr));
+ emitpcode(POC_XORFW, popGet(AOP(right),size));
+ emitpcode(POC_SUBFW, popRegFromIdx(Gstack_base_addr));
+ } else {
+ /* Signed char comparison */
+ /* Special thanks to Nikolai Golovchenko for this snippet */
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ emitpcode(POC_SUBFW, popGet(AOP(left),0));
+ emitpcode(POC_RRFW, popGet(AOP(left),0)); /* could be any register */
+ emitpcode(POC_XORFW, popGet(AOP(left),0));
+ emitpcode(POC_XORFW, popGet(AOP(right),0));
+ emitpcode(POC_ADDLW, popGetLit(0x80));
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ genSkipc(&rFalseIfx);
+
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ } else {
+
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
+ }
+
+
+ /* The rest of the bytes of a multi-byte compare */
+ while (size) {
+
+ emitSKPZ;
+ emitpcode(POC_GOTO, popGetLabel(lbl->key));
+ size--;
+
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ emitpcode(POC_SUBFW, popGet(AOP(left),size));
- emitpcode(POC_MOVFW, popGet(AOP(right),offset,FALSE,FALSE));
- emitSKPC;
- emitpcode(POC_INCFSZW, popGet(AOP(right),offset,FALSE,FALSE));
- emitpcode(POC_SUBFW, popGet(AOP(left),offset,FALSE,FALSE));
-/*
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitSKPC;
- emitcode("incfsz","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("subwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
-*/
- offset++;
}
+
+ emitpLabel(lbl->key);
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ genSkipc(&rFalseIfx);
+ if(ifx) ifx->generated = 1;
+ return;
+
}
}
//release:
if (AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)) {
- outBitC(result);
+ pic14_outBitC(result);
} else {
/* if the result is used in the next
ifx conditional branch then generate
if (ifx )
genIfxJump (ifx,"c");
else
- outBitC(result);
+ pic14_outBitC(result);
/* leave the result in acc */
}
sym_link *letype , *retype;
int sign ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
left = IC_LEFT(ic);
right= IC_RIGHT(ic);
result = IC_RESULT(ic);
sym_link *letype , *retype;
int sign ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
left = IC_LEFT(ic);
right= IC_RIGHT(ic);
result = IC_RESULT(ic);
retype =getSpec(operandType(right));
sign = !(SPEC_USIGN(letype) | SPEC_USIGN(retype));
- /* assign the amsops */
- aopOp (left,ic,FALSE);
- aopOp (right,ic,FALSE);
- aopOp (result,ic,TRUE);
+ /* assign the amsops */
+ aopOp (left,ic,FALSE);
+ aopOp (right,ic,FALSE);
+ aopOp (result,ic,TRUE);
+
+ genCmp(left, right, result, ifx, sign);
+
+ freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(result,NULL,ic,TRUE);
+}
+
+/*-----------------------------------------------------------------*/
+/* genc16bit2lit - compare a 16 bit value to a literal */
+/*-----------------------------------------------------------------*/
+static void genc16bit2lit(operand *op, int lit, int offset)
+{
+ int i;
+
+ DEBUGpic14_emitcode ("; ***","%s %d, lit = %d",__FUNCTION__,__LINE__,lit);
+ if( (lit&0xff) == 0)
+ i=1;
+ else
+ i=0;
+
+ switch( BYTEofLONG(lit,i)) {
+ case 0:
+ emitpcode(POC_MOVFW,popGet(AOP(op),offset+i));
+ break;
+ case 1:
+ emitpcode(POC_DECFW,popGet(AOP(op),offset+i));
+ break;
+ case 0xff:
+ emitpcode(POC_INCFW,popGet(AOP(op),offset+i));
+ break;
+ default:
+ emitpcode(POC_MOVFW,popGet(AOP(op),offset+i));
+ emitpcode(POC_XORLW,popGetLit(BYTEofLONG(lit,i)));
+ }
+
+ i ^= 1;
- genCmp(left, right, result, ifx, sign);
+ switch( BYTEofLONG(lit,i)) {
+ case 0:
+ emitpcode(POC_IORFW,popGet(AOP(op),offset+i));
+ break;
+ case 1:
+ emitSKPNZ;
+ emitpcode(POC_DECFW,popGet(AOP(op),offset+i));
+ break;
+ case 0xff:
+ emitSKPNZ;
+ emitpcode(POC_INCFW,popGet(AOP(op),offset+i));
+ break;
+ default:
+ emitpcode(POC_MOVLW,popGetLit(BYTEofLONG(lit,i)));
+ emitSKPNZ;
+ emitpcode(POC_XORFW,popGet(AOP(op),offset+i));
+
+ }
- freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/* gencjneshort - compare and jump if not equal */
/*-----------------------------------------------------------------*/
-static void gencjneshort(operand *left, operand *right, symbol *lbl)
+static void gencjne(operand *left, operand *right, operand *result, iCode *ifx)
{
- int size = max(AOP_SIZE(left),AOP_SIZE(right));
- int offset = 0;
- unsigned long lit = 0L;
+ int size = max(AOP_SIZE(left),AOP_SIZE(right));
+ int offset = 0;
+ resolvedIfx rIfx;
+ symbol *lbl;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if the left side is a literal or
- if the right is in a pointer register and left
- is not */
- if ((AOP_TYPE(left) == AOP_LIT) ||
- (IS_AOP_PREG(right) && !IS_AOP_PREG(left))) {
- operand *t = right;
- right = left;
- left = t;
+ unsigned long lit = 0L;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_AopType(__LINE__,left,right,NULL);
+
+ resolveIfx(&rIfx,ifx);
+ lbl = newiTempLabel(NULL);
+
+
+ /* if the left side is a literal or
+ if the right is in a pointer register and left
+ is not */
+ if ((AOP_TYPE(left) == AOP_LIT) ||
+ (IS_AOP_PREG(right) && !IS_AOP_PREG(left))) {
+ operand *t = right;
+ right = left;
+ left = t;
+ }
+ if(AOP_TYPE(right) == AOP_LIT)
+ lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
+
+ /* if the right side is a literal then anything goes */
+ if (AOP_TYPE(right) == AOP_LIT &&
+ AOP_TYPE(left) != AOP_DIR ) {
+ switch(size) {
+ case 2:
+ genc16bit2lit(left, lit, 0);
+ emitSKPNZ;
+ emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ break;
+ default:
+ while (size--) {
+ if(lit & 0xff) {
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_XORLW,popGetLit(lit & 0xff));
+ } else {
+ emitpcode(POC_MOVF,popGet(AOP(left),offset));
+ }
+
+ emitSKPNZ;
+ emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ offset++;
+ lit >>= 8;
+ }
+ break;
}
- if(AOP_TYPE(right) == AOP_LIT)
- lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
+ }
- /* if the right side is a literal then anything goes */
- if (AOP_TYPE(right) == AOP_LIT &&
- AOP_TYPE(left) != AOP_DIR ) {
- while (size--) {
- if(lit & 0xff) {
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("xorlw","0x%x",lit & 0xff);
- } else
- emitcode("movf","%s,f",aopGet(AOP(left),offset,FALSE,FALSE));
+ /* if the right side is in a register or in direct space or
+ if the left is a pointer register & right is not */
+ else if (AOP_TYPE(right) == AOP_REG ||
+ AOP_TYPE(right) == AOP_DIR ||
+ (AOP_TYPE(left) == AOP_DIR && AOP_TYPE(right) == AOP_LIT) ||
+ (IS_AOP_PREG(left) && !IS_AOP_PREG(right))) {
+ switch(size) {
+ case 2:
+ genc16bit2lit(left, lit, 0);
+ emitSKPNZ;
+ emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ break;
+ default:
+ while (size--) {
+ int emit_skip=1;
+ if((AOP_TYPE(left) == AOP_DIR) &&
+ ((AOP_TYPE(right) == AOP_REG) || (AOP_TYPE(right) == AOP_DIR))) {
- emitSKPNZ;
- emitcode("goto","_%05d_DS_",lbl->key+100+labelOffset);
- offset++;
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_XORFW,popGet(AOP(right),offset));
+
+ } else if((AOP_TYPE(left) == AOP_DIR) && (AOP_TYPE(right) == AOP_LIT)){
+
+ switch (lit & 0xff) {
+ case 0:
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ break;
+ case 1:
+ emitpcode(POC_DECFSZ,popGet(AOP(left),offset));
+ emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ emit_skip=0;
+ break;
+ case 0xff:
+ emitpcode(POC_INCFSZ,popGet(AOP(left),offset));
+ emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ emit_skip=0;
+ break;
+ default:
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_XORLW,popGetLit(lit & 0xff));
+ }
lit >>= 8;
- }
- }
- /* if the right side is in a register or in direct space or
- if the left is a pointer register & right is not */
- else if (AOP_TYPE(right) == AOP_REG ||
- AOP_TYPE(right) == AOP_DIR ||
- (AOP_TYPE(left) == AOP_DIR && AOP_TYPE(right) == AOP_LIT) ||
- (IS_AOP_PREG(left) && !IS_AOP_PREG(right))) {
- while (size--) {
- if((AOP_TYPE(left) == AOP_DIR && AOP_TYPE(right) == AOP_LIT) &&
- ( (lit & 0xff) != 0)) {
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("xorlw","0x%x",lit & 0xff);
- lit >>= 8;
- } else
- emitcode("movf","%s,f",aopGet(AOP(left),offset,FALSE,FALSE));
+ } else {
+ emitpcode(POC_MOVF,popGet(AOP(left),offset));
+ }
+ if(emit_skip) {
+ if(AOP_TYPE(result) == AOP_CRY) {
+ pic14_emitcode(";***","%s %d",__FUNCTION__,__LINE__);
+ if(rIfx.condition)
+ emitSKPNZ;
+ else
+ emitSKPZ;
+ emitpcode(POC_GOTO,popGetLabel(rIfx.lbl->key));
+ } else {
+ /* fix me. probably need to check result size too */
+ emitpcode(POC_CLRF,popGet(AOP(result),0));
+ if(rIfx.condition)
+ emitSKPNZ;
+ else
+ emitSKPZ;
+ emitpcode(POC_INCF,popGet(AOP(result),0));
+ }
+ if(ifx)
+ ifx->generated=1;
+ }
+ emit_skip++;
+ offset++;
+ }
+ break;
+ }
+ } else if(AOP_TYPE(right) == AOP_REG &&
+ AOP_TYPE(left) != AOP_DIR){
- emitSKPZ;
- emitcode("goto","_%05d_DS_",lbl->key+100+labelOffset);
- offset++;
-/*
- MOVA(aopGet(AOP(left),offset,FALSE,FALSE));
- if((AOP_TYPE(left) == AOP_DIR && AOP_TYPE(right) == AOP_LIT) &&
- ((unsigned int)((lit >> (offset*8)) & 0x0FFL) == 0))
- emitcode("jnz","%05d_DS_",lbl->key+100);
- else
- emitcode("cjne","a,%s,%05d_DS_",
- aopGet(AOP(right),offset,FALSE,TRUE),
- lbl->key+100);
- offset++;
-*/
- }
- } else {
- /* right is a pointer reg need both a & b */
- while(size--) {
- char *l = aopGet(AOP(left),offset,FALSE,FALSE);
- if(strcmp(l,"b"))
- emitcode("mov","b,%s",l);
- MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("cjne","a,b,%05d_DS_",lbl->key+100);
- offset++;
- }
+ while(size--) {
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_XORFW,popGet(AOP(right),offset));
+ pic14_emitcode(";***","%s %d",__FUNCTION__,__LINE__);
+ if(rIfx.condition)
+ emitSKPNZ;
+ else
+ emitSKPZ;
+ emitpcode(POC_GOTO,popGetLabel(rIfx.lbl->key));
+ offset++;
+ }
+
+ }else{
+ /* right is a pointer reg need both a & b */
+ while(size--) {
+ char *l = aopGet(AOP(left),offset,FALSE,FALSE);
+ if(strcmp(l,"b"))
+ pic14_emitcode("mov","b,%s",l);
+ MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("cjne","a,b,%05d_DS_",lbl->key+100);
+ offset++;
}
+ }
+ emitpLabel(lbl->key);
+
+ if(ifx)
+ ifx->generated = 1;
}
+#if 0
/*-----------------------------------------------------------------*/
/* gencjne - compare and jump if not equal */
/*-----------------------------------------------------------------*/
-static void gencjne(operand *left, operand *right, symbol *lbl)
+static void gencjne(operand *left, operand *right, iCode *ifx)
{
symbol *tlbl = newiTempLabel(NULL);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
gencjneshort(left, right, lbl);
- emitcode("mov","a,%s",one);
- emitcode("sjmp","%05d_DS_",tlbl->key+100);
- emitcode("","%05d_DS_:",lbl->key+100);
- emitcode("clr","a");
- emitcode("","%05d_DS_:",tlbl->key+100);
-}
+ pic14_emitcode("mov","a,%s",one);
+ pic14_emitcode("sjmp","%05d_DS_",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",lbl->key+100);
+ pic14_emitcode("clr","a");
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+
+ emitpLabel(lbl->key);
+ emitpLabel(tlbl->key);
+}
+#endif
/*-----------------------------------------------------------------*/
/* genCmpEq - generates code for equal to */
unsigned long lit = 0L;
int size,offset=0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
if(ifx)
- DEBUGemitcode ("; ifx is non-null","");
+ DEBUGpic14_emitcode ("; ifx is non-null","");
else
- DEBUGemitcode ("; ifx is null","");
+ DEBUGpic14_emitcode ("; ifx is null","");
aopOp((left=IC_LEFT(ic)),ic,FALSE);
aopOp((right=IC_RIGHT(ic)),ic,FALSE);
size = max(AOP_SIZE(left),AOP_SIZE(right));
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
/* if literal, literal on the right or
if the right is in a pointer register and left
is not */
if ((AOP_TYPE(IC_LEFT(ic)) == AOP_LIT) ||
(IS_AOP_PREG(right) && !IS_AOP_PREG(left))) {
- operand *t = IC_RIGHT(ic);
- IC_RIGHT(ic) = IC_LEFT(ic);
- IC_LEFT(ic) = t;
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
}
+
if(ifx && !AOP_SIZE(result)){
symbol *tlbl;
/* if they are both bit variables */
if (AOP_TYPE(left) == AOP_CRY &&
((AOP_TYPE(right) == AOP_CRY) || (AOP_TYPE(right) == AOP_LIT))) {
if(AOP_TYPE(right) == AOP_LIT){
- unsigned long lit = (unsigned long)floatFromVal(AOP(IC_RIGHT(ic))->aopu.aop_lit);
+ unsigned long lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
if(lit == 0L){
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("cpl","c");
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("cpl","c");
} else if(lit == 1L) {
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
} else {
- emitcode("clr","c");
+ pic14_emitcode("clr","c");
}
/* AOP_TYPE(right) == AOP_CRY */
} else {
symbol *lbl = newiTempLabel(NULL);
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("jb","%s,%05d_DS_",AOP(right)->aopu.aop_dir,(lbl->key+100));
- emitcode("cpl","c");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("jb","%s,%05d_DS_",AOP(right)->aopu.aop_dir,(lbl->key+100));
+ pic14_emitcode("cpl","c");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
}
/* if true label then we jump if condition
supplied is true */
tlbl = newiTempLabel(NULL);
if ( IC_TRUE(ifx) ) {
- emitcode("jnc","%05d_DS_",tlbl->key+100);
- emitcode("ljmp","%05d_DS_",IC_TRUE(ifx)->key+100);
+ pic14_emitcode("jnc","%05d_DS_",tlbl->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_TRUE(ifx)->key+100);
} else {
- emitcode("jc","%05d_DS_",tlbl->key+100);
- emitcode("ljmp","%05d_DS_",IC_FALSE(ifx)->key+100);
+ pic14_emitcode("jc","%05d_DS_",tlbl->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_FALSE(ifx)->key+100);
}
- emitcode("","%05d_DS_:",tlbl->key+100+labelOffset);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100+labelOffset);
} else {
/* They're not both bit variables. Is the right a literal? */
if(AOP_TYPE(right) == AOP_LIT) {
-
lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
- while (size--) {
-
- if(size >= 1) {
- int l = lit & 0xff;
- int h = (lit>>8) & 0xff;
- int optimized=0;
-
- /* Check special cases for integers */
- switch(lit & 0xffff) {
- case 0x0000:
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_IORFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- //emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- //emitcode("iorwf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- genSkip(ifx,'z');
- optimized++;
- break;
- case 0x0001:
- emitpcode(POC_DECFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_IORFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- emitcode("decf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- genSkip(ifx,'z');
- optimized++;
- break;
- case 0x0100:
- emitpcode(POC_DECFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- emitpcode(POC_IORFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitcode("decf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- genSkip(ifx,'z');
- optimized++;
- break;
- case 0x00ff:
- emitpcode(POC_INCFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_IORFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- emitcode("incf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- genSkip(ifx,'z');
- optimized++;
- break;
- case 0xff00:
- emitpcode(POC_INCFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- emitpcode(POC_IORFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitcode("incf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- genSkip(ifx,'z');
- optimized++;
- break;
- default:
- if(h == 0) {
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_XORLW,popGetLit(l));
- emitpcode(POC_IORFW,popGet(AOP(left),offset+1,FALSE,FALSE));
-
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("xorlw","0x%x",l);
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- optimized++;
- genSkip(ifx,'z');
- } else if (l == 0) {
- emitpcode(POC_MOVFW,popGet(AOP(left),offset+1,FALSE,FALSE));
- emitpcode(POC_XORLW,popGetLit(h));
- emitpcode(POC_IORFW,popGet(AOP(left),offset,FALSE,FALSE));
-
- emitcode("movf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
- emitcode("xorlw","0x%x",h);
- emitcode("iorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- optimized++;
- genSkip(ifx,'z');
- } else {
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_XORLW,popGetLit(l));
- emitpcode(POC_MOVLW,popGetLit(h));
- emitSKPZ;
- emitpcode(POC_XORFW,popGet(AOP(left),offset+1,FALSE,FALSE));
-/*
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("xorlw","0x%x",l);
- emitcode("movlw","0x%x",h);
- emitSKPZ;
- emitcode("xorwf","%s,w",aopGet(AOP(left),offset+1,FALSE,FALSE));
-*/
- optimized++;
- genSkip(ifx,'z');
- }
-
- }
- if(optimized) {
- size--;
- offset+=2;
- lit>>=16;
+
+ switch(size) {
- continue;
- }
-
- }
-
+ case 1:
switch(lit & 0xff) {
case 1:
if ( IC_TRUE(ifx) ) {
-
- emitcode("decf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
-
- emitpcode(POC_DECFW,popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_DECFW,popGet(AOP(left),offset));
emitSKPNZ;
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
-
- emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
} else {
- emitpcode(POC_DECFSZW,popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_DECFSZW,popGet(AOP(left),offset));
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
-
- emitcode("decfsz","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
}
break;
case 0xff:
if ( IC_TRUE(ifx) ) {
- emitcode("incf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
-
- emitpcode(POC_INCFW,popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_INCFW,popGet(AOP(left),offset));
emitSKPNZ;
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
-
- emitcode("goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
} else {
- emitpcode(POC_INCFSZW,popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_INCFSZW,popGet(AOP(left),offset));
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
-
- emitcode("incfsz","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
}
break;
default:
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
- //emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
if(lit)
emitpcode(POC_XORLW,popGetLit(lit & 0xff));
- //emitcode("xorlw","0x%x",lit & 0xff);
genSkip(ifx,'z');
}
- // emitcode("goto","_%05d_DS_",tlbl->key+100+labelOffset);
- //emitcode("","_%05d_DS_:",tlbl->key+100+labelOffset);
- offset++;
- lit >>= 8;
+ /* end of size == 1 */
+ break;
+
+ case 2:
+ genc16bit2lit(left,lit,offset);
+ genSkip(ifx,'z');
+ break;
+ /* end of size == 2 */
+
+ default:
+ /* size is 4 */
+ if(lit==0) {
+ emitpcode(POC_MOVFW,popGet(AOP(left),0));
+ emitpcode(POC_IORFW,popGet(AOP(left),1));
+ emitpcode(POC_IORFW,popGet(AOP(left),2));
+ emitpcode(POC_IORFW,popGet(AOP(left),3));
+
+ } else {
+
+ /* search for patterns that can be optimized */
+
+ genc16bit2lit(left,lit,0);
+ lit >>= 16;
+ if(lit) {
+ genSkipz(ifx,IC_TRUE(ifx) == NULL);
+ //genSkip(ifx,'z');
+ genc16bit2lit(left,lit,2);
+ } else {
+ emitpcode(POC_IORFW,popGet(AOP(left),2));
+ emitpcode(POC_IORFW,popGet(AOP(left),3));
+
+ }
+
+ }
+
+ genSkip(ifx,'z');
}
+
+ ifx->generated = 1;
+ goto release ;
+
} else if(AOP_TYPE(right) == AOP_CRY ) {
/* we know the left is not a bit, but that the right is */
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
emitpcode( ( (IC_TRUE(ifx)) ? POC_BTFSC : POC_BTFSS),
- popGet(AOP(right),offset,FALSE,FALSE));
+ popGet(AOP(right),offset));
emitpcode(POC_XORLW,popGetLit(1));
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- if ( IC_TRUE(ifx) )
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
- else
- emitcode("btfss","(%s >> 3), (%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
-
- emitcode("xorlw","1");
-
/* if the two are equal, then W will be 0 and the Z bit is set
* we could test Z now, or go ahead and check the high order bytes if
* the variable we're comparing is larger than a byte. */
while(--size)
- emitpcode(POC_IORFW,popGet(AOP(left),offset,FALSE,FALSE));
- //emitcode("iorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_IORFW,popGet(AOP(left),offset));
if ( IC_TRUE(ifx) ) {
emitSKPNZ;
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
- emitcode(" goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
} else {
emitSKPZ;
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
- emitcode(" goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
}
} else {
tlbl = newiTempLabel(NULL);
while(size--) {
- emitpcode(POC_MOVFW,popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_XORFW,popGet(AOP(right),offset,FALSE,FALSE));
-
- emitcode("movf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("xorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_XORFW,popGet(AOP(right),offset));
if ( IC_TRUE(ifx) ) {
if(size) {
emitSKPZ;
emitpcode(POC_GOTO,popGetLabel(tlbl->key));
- emitcode(" goto","_%05d_DS_",tlbl->key+100+labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",tlbl->key+100+labelOffset);
} else {
emitSKPNZ;
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
- emitcode(" goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_TRUE(ifx)->key+100+labelOffset);
}
} else {
emitSKPZ;
emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ifx)->key));
- emitcode(" goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
+ pic14_emitcode(" goto","_%05d_DS_",IC_FALSE(ifx)->key+100+labelOffset);
}
offset++;
}
if(s>1 && IC_TRUE(ifx)) {
- emitpLabel(tlbl->key+100+labelOffset);
- emitcode("","_%05d_DS_:",tlbl->key+100+labelOffset);
+ emitpLabel(tlbl->key);
+ pic14_emitcode("","_%05d_DS_:",tlbl->key+100+labelOffset);
}
}
}
if (AOP_TYPE(left) == AOP_CRY &&
((AOP_TYPE(right) == AOP_CRY) || (AOP_TYPE(right) == AOP_LIT))) {
if(AOP_TYPE(right) == AOP_LIT){
- unsigned long lit = (unsigned long)floatFromVal(AOP(IC_RIGHT(ic))->aopu.aop_lit);
+ unsigned long lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
if(lit == 0L){
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("cpl","c");
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("cpl","c");
} else if(lit == 1L) {
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
} else {
- emitcode("clr","c");
+ pic14_emitcode("clr","c");
}
/* AOP_TYPE(right) == AOP_CRY */
} else {
symbol *lbl = newiTempLabel(NULL);
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("jb","%s,%05d_DS_",AOP(right)->aopu.aop_dir,(lbl->key+100));
- emitcode("cpl","c");
- emitcode("","%05d_DS_:",(lbl->key+100));
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("jb","%s,%05d_DS_",AOP(right)->aopu.aop_dir,(lbl->key+100));
+ pic14_emitcode("cpl","c");
+ pic14_emitcode("","%05d_DS_:",(lbl->key+100));
}
/* c = 1 if egal */
if (AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)){
- outBitC(result);
+ pic14_outBitC(result);
goto release ;
}
if (ifx) {
}
/* if the result is used in an arithmetic operation
then put the result in place */
- outBitC(result);
+ pic14_outBitC(result);
} else {
- gencjne(left,right,newiTempLabel(NULL));
- if (AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)) {
- aopPut(AOP(result),"a",0);
- goto release ;
- }
- if (ifx) {
- genIfxJump (ifx,"a");
- goto release ;
- }
- /* if the result is used in an arithmetic operation
- then put the result in place */
- if (AOP_TYPE(result) != AOP_CRY)
- outAcc(result);
- /* leave the result in acc */
+
+ gencjne(left,right,result,ifx);
+/*
+ if(ifx)
+ gencjne(left,right,newiTempLabel(NULL));
+ else {
+ if(IC_TRUE(ifx)->key)
+ gencjne(left,right,IC_TRUE(ifx)->key);
+ else
+ gencjne(left,right,IC_FALSE(ifx)->key);
+ ifx->generated = 1;
+ goto release ;
+ }
+ if (AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)) {
+ aopPut(AOP(result),"a",0);
+ goto release ;
+ }
+
+ if (ifx) {
+ genIfxJump (ifx,"a");
+ goto release ;
+ }
+*/
+ /* if the result is used in an arithmetic operation
+ then put the result in place */
+/*
+ if (AOP_TYPE(result) != AOP_CRY)
+ pic14_outAcc(result);
+*/
+ /* leave the result in acc */
}
release:
static iCode *ifxForOp ( operand *op, iCode *ic )
{
/* if true symbol then needs to be assigned */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (IS_TRUE_SYMOP(op))
return NULL ;
OP_SYMBOL(op)->liveTo <= ic->next->seq )
return ic->next;
+ if (ic->next &&
+ ic->next->op == IFX &&
+ IC_COND(ic->next)->key == op->key) {
+ DEBUGpic14_emitcode ("; WARNING ","%d IGNORING liveTo range in %s",__LINE__,__FUNCTION__);
+ return ic->next;
+ }
+
+ DEBUGpic14_emitcode ("; NULL :(","%d",__LINE__);
+ if (ic->next &&
+ ic->next->op == IFX)
+ DEBUGpic14_emitcode ("; ic-next"," is an IFX");
+
+ if (ic->next &&
+ ic->next->op == IFX &&
+ IC_COND(ic->next)->key == op->key) {
+ DEBUGpic14_emitcode ("; "," key is okay");
+ DEBUGpic14_emitcode ("; "," key liveTo %d, next->seq = %d",
+ OP_SYMBOL(op)->liveTo,
+ ic->next->seq);
+ }
+
+
return NULL;
}
/*-----------------------------------------------------------------*/
operand *left,*right, *result;
symbol *tlbl;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* note here that && operations that are in an
if statement are taken away by backPatchLabels
only those used in arthmetic operations remain */
/* if both are bit variables */
if (AOP_TYPE(left) == AOP_CRY &&
AOP_TYPE(right) == AOP_CRY ) {
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("anl","c,%s",AOP(right)->aopu.aop_dir);
- outBitC(result);
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("anl","c,%s",AOP(right)->aopu.aop_dir);
+ pic14_outBitC(result);
} else {
tlbl = newiTempLabel(NULL);
- toBoolean(left);
- emitcode("jz","%05d_DS_",tlbl->key+100);
- toBoolean(right);
- emitcode("","%05d_DS_:",tlbl->key+100);
- outBitAcc(result);
+ pic14_toBoolean(left);
+ pic14_emitcode("jz","%05d_DS_",tlbl->key+100);
+ pic14_toBoolean(right);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_outBitAcc(result);
}
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
/* note here that || operations that are in an
if statement are taken away by backPatchLabels
only those used in arthmetic operations remain */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp((left=IC_LEFT(ic)),ic,FALSE);
aopOp((right=IC_RIGHT(ic)),ic,FALSE);
aopOp((result=IC_RESULT(ic)),ic,FALSE);
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
/* if both are bit variables */
if (AOP_TYPE(left) == AOP_CRY &&
AOP_TYPE(right) == AOP_CRY ) {
- emitcode("clrc","");
- emitcode("btfss","(%s >> 3), (%s & 7)",
+ pic14_emitcode("clrc","");
+ pic14_emitcode("btfss","(%s >> 3), (%s & 7)",
AOP(left)->aopu.aop_dir,
AOP(left)->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
+ pic14_emitcode("btfsc","(%s >> 3), (%s & 7)",
AOP(right)->aopu.aop_dir,
AOP(right)->aopu.aop_dir);
- emitcode("setc","");
+ pic14_emitcode("setc","");
} else {
tlbl = newiTempLabel(NULL);
- toBoolean(left);
+ pic14_toBoolean(left);
emitSKPZ;
- emitcode("goto","%05d_DS_",tlbl->key+100+labelOffset);
- toBoolean(right);
- emitcode("","%05d_DS_:",tlbl->key+100+labelOffset);
+ pic14_emitcode("goto","%05d_DS_",tlbl->key+100+labelOffset);
+ pic14_toBoolean(right);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100+labelOffset);
- outBitAcc(result);
+ pic14_outBitAcc(result);
}
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
0x10000000L,0x20000000L,0x40000000L,0x80000000L};
int idx;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
for(idx = 0; idx < 32; idx++)
if(lit == pw[idx])
return idx+1;
/*-----------------------------------------------------------------*/
static void continueIfTrue (iCode *ic)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(IC_TRUE(ic))
- emitcode("ljmp","%05d_DS_",IC_TRUE(ic)->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_TRUE(ic)->key+100);
ic->generated = 1;
}
/*-----------------------------------------------------------------*/
static void jumpIfTrue (iCode *ic)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(!IC_TRUE(ic))
- emitcode("ljmp","%05d_DS_",IC_FALSE(ic)->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_FALSE(ic)->key+100);
ic->generated = 1;
}
static void jmpTrueOrFalse (iCode *ic, symbol *tlbl)
{
// ugly but optimized by peephole
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(IC_TRUE(ic)){
symbol *nlbl = newiTempLabel(NULL);
- emitcode("sjmp","%05d_DS_",nlbl->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
- emitcode("ljmp","%05d_DS_",IC_TRUE(ic)->key+100);
- emitcode("","%05d_DS_:",nlbl->key+100);
+ pic14_emitcode("sjmp","%05d_DS_",nlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_TRUE(ic)->key+100);
+ pic14_emitcode("","%05d_DS_:",nlbl->key+100);
}
else{
- emitcode("ljmp","%05d_DS_",IC_FALSE(ic)->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("ljmp","%05d_DS_",IC_FALSE(ic)->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
}
ic->generated = 1;
}
/*-----------------------------------------------------------------*/
static void genAnd (iCode *ic, iCode *ifx)
{
- operand *left, *right, *result;
- int size, offset=0;
- unsigned long lit = 0L;
- int bytelit = 0;
- char buffer[10];
+ operand *left, *right, *result;
+ int size, offset=0;
+ unsigned long lit = 0L;
+ int bytelit = 0;
+ resolvedIfx rIfx;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp((left = IC_LEFT(ic)),ic,FALSE);
- aopOp((right= IC_RIGHT(ic)),ic,FALSE);
- aopOp((result=IC_RESULT(ic)),ic,TRUE);
-#ifdef DEBUG_TYPE
- emitcode("","; Type res[%d] = l[%d]&r[%d]",
- AOP_TYPE(result),
- AOP_TYPE(left), AOP_TYPE(right));
- emitcode("","; Size res[%d] = l[%d]&r[%d]",
- AOP_SIZE(result),
- AOP_SIZE(left), AOP_SIZE(right));
-#endif
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ aopOp((left = IC_LEFT(ic)),ic,FALSE);
+ aopOp((right= IC_RIGHT(ic)),ic,FALSE);
+ aopOp((result=IC_RESULT(ic)),ic,TRUE);
- /* if left is a literal & right is not then exchange them */
- if ((AOP_TYPE(left) == AOP_LIT && AOP_TYPE(right) != AOP_LIT) ||
- AOP_NEEDSACC(left)) {
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
+ resolveIfx(&rIfx,ifx);
- /* if result = right then exchange them */
- if(sameRegs(AOP(result),AOP(right))){
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
+ /* if left is a literal & right is not then exchange them */
+ if ((AOP_TYPE(left) == AOP_LIT && AOP_TYPE(right) != AOP_LIT) ||
+ AOP_NEEDSACC(left)) {
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
- /* if right is bit then exchange them */
- if (AOP_TYPE(right) == AOP_CRY &&
- AOP_TYPE(left) != AOP_CRY){
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
- if(AOP_TYPE(right) == AOP_LIT)
- lit = (unsigned long)floatFromVal (AOP(right)->aopu.aop_lit);
+ /* if result = right then exchange them */
+ if(pic14_sameRegs(AOP(result),AOP(right))){
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
- size = AOP_SIZE(result);
+ /* if right is bit then exchange them */
+ if (AOP_TYPE(right) == AOP_CRY &&
+ AOP_TYPE(left) != AOP_CRY){
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
+ if(AOP_TYPE(right) == AOP_LIT)
+ lit = (unsigned long)floatFromVal (AOP(right)->aopu.aop_lit);
+
+ size = AOP_SIZE(result);
+
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
+ // if(bit & yy)
+ // result = bit & yy;
+ if (AOP_TYPE(left) == AOP_CRY){
+ // c = bit & literal;
+ if(AOP_TYPE(right) == AOP_LIT){
+ if(lit & 1) {
+ if(size && pic14_sameRegs(AOP(result),AOP(left)))
+ // no change
+ goto release;
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ } else {
+ // bit(result) = 0;
+ if(size && (AOP_TYPE(result) == AOP_CRY)){
+ pic14_emitcode("clr","%s",AOP(result)->aopu.aop_dir);
+ goto release;
+ }
+ if((AOP_TYPE(result) == AOP_CRY) && ifx){
+ jumpIfTrue(ifx);
+ goto release;
+ }
+ pic14_emitcode("clr","c");
+ }
+ } else {
+ if (AOP_TYPE(right) == AOP_CRY){
+ // c = bit & bit;
+ pic14_emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
+ pic14_emitcode("anl","c,%s",AOP(left)->aopu.aop_dir);
+ } else {
+ // c = bit & val;
+ MOVA(aopGet(AOP(right),0,FALSE,FALSE));
+ // c = lsb
+ pic14_emitcode("rrc","a");
+ pic14_emitcode("anl","c,%s",AOP(left)->aopu.aop_dir);
+ }
+ }
+ // bit = c
+ // val = c
+ if(size)
+ pic14_outBitC(result);
+ // if(bit & ...)
+ else if((AOP_TYPE(result) == AOP_CRY) && ifx)
+ genIfxJump(ifx, "c");
+ goto release ;
+ }
- // if(bit & yy)
- // result = bit & yy;
- if (AOP_TYPE(left) == AOP_CRY){
- // c = bit & literal;
- if(AOP_TYPE(right) == AOP_LIT){
- if(lit & 1) {
- if(size && sameRegs(AOP(result),AOP(left)))
- // no change
- goto release;
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- } else {
- // bit(result) = 0;
- if(size && (AOP_TYPE(result) == AOP_CRY)){
- emitcode("clr","%s",AOP(result)->aopu.aop_dir);
- goto release;
- }
- if((AOP_TYPE(result) == AOP_CRY) && ifx){
- jumpIfTrue(ifx);
- goto release;
- }
- emitcode("clr","c");
- }
- } else {
- if (AOP_TYPE(right) == AOP_CRY){
- // c = bit & bit;
- emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
- emitcode("anl","c,%s",AOP(left)->aopu.aop_dir);
- } else {
- // c = bit & val;
- MOVA(aopGet(AOP(right),0,FALSE,FALSE));
- // c = lsb
- emitcode("rrc","a");
- emitcode("anl","c,%s",AOP(left)->aopu.aop_dir);
- }
- }
- // bit = c
- // val = c
- if(size)
- outBitC(result);
- // if(bit & ...)
- else if((AOP_TYPE(result) == AOP_CRY) && ifx)
- genIfxJump(ifx, "c");
- goto release ;
+ // if(val & 0xZZ) - size = 0, ifx != FALSE -
+ // bit = val & 0xZZ - size = 1, ifx = FALSE -
+ if((AOP_TYPE(right) == AOP_LIT) &&
+ (AOP_TYPE(result) == AOP_CRY) &&
+ (AOP_TYPE(left) != AOP_CRY)){
+ int posbit = isLiteralBit(lit);
+ /* left & 2^n */
+ if(posbit){
+ posbit--;
+ //MOVA(aopGet(AOP(left),posbit>>3,FALSE,FALSE));
+ // bit = left & 2^n
+ if(size)
+ pic14_emitcode("mov","c,acc.%d",posbit&0x07);
+ // if(left & 2^n)
+ else{
+ if(ifx){
+/*
+ if(IC_TRUE(ifx)) {
+ emitpcode(POC_BTFSC,newpCodeOpBit(aopGet(AOP(left),0,FALSE,FALSE),posbit,0));
+ emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ic)->key));
+ } else {
+ emitpcode(POC_BTFSS,newpCodeOpBit(aopGet(AOP(left),0,FALSE,FALSE),posbit,0));
+ emitpcode(POC_GOTO,popGetLabel(IC_FALSE(ic)->key));
+ }
+*/
+ emitpcode(((rIfx.condition) ? POC_BTFSC : POC_BTFSS),
+ newpCodeOpBit(aopGet(AOP(left),0,FALSE,FALSE),posbit,0));
+ emitpcode(POC_GOTO,popGetLabel(rIfx.lbl->key));
+
+ ifx->generated = 1;
+ }
+ goto release;
+ }
+ } else {
+ symbol *tlbl = newiTempLabel(NULL);
+ int sizel = AOP_SIZE(left);
+ if(size)
+ pic14_emitcode("setb","c");
+ while(sizel--){
+ if((bytelit = ((lit >> (offset*8)) & 0x0FFL)) != 0x0L){
+ MOVA( aopGet(AOP(left),offset,FALSE,FALSE));
+ // byte == 2^n ?
+ if((posbit = isLiteralBit(bytelit)) != 0)
+ pic14_emitcode("jb","acc.%d,%05d_DS_",(posbit-1)&0x07,tlbl->key+100);
+ else{
+ if(bytelit != 0x0FFL)
+ pic14_emitcode("anl","a,%s",
+ aopGet(AOP(right),offset,FALSE,TRUE));
+ pic14_emitcode("jnz","%05d_DS_",tlbl->key+100);
+ }
+ }
+ offset++;
+ }
+ // bit = left & literal
+ if(size){
+ pic14_emitcode("clr","c");
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ }
+ // if(left & literal)
+ else{
+ if(ifx)
+ jmpTrueOrFalse(ifx, tlbl);
+ goto release ;
+ }
}
+ pic14_outBitC(result);
+ goto release ;
+ }
+
+ /* if left is same as result */
+ if(pic14_sameRegs(AOP(result),AOP(left))){
+ int know_W = -1;
+ for(;size--; offset++,lit>>=8) {
+ if(AOP_TYPE(right) == AOP_LIT){
+ switch(lit & 0xff) {
+ case 0x00:
+ /* and'ing with 0 has clears the result */
+ pic14_emitcode("clrf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_CLRF,popGet(AOP(result),offset));
+ break;
+ case 0xff:
+ /* and'ing with 0xff is a nop when the result and left are the same */
+ break;
- // if(val & 0xZZ) - size = 0, ifx != FALSE -
- // bit = val & 0xZZ - size = 1, ifx = FALSE -
- if((AOP_TYPE(right) == AOP_LIT) &&
- (AOP_TYPE(result) == AOP_CRY) &&
- (AOP_TYPE(left) != AOP_CRY)){
- int posbit = isLiteralBit(lit);
- /* left & 2^n */
- if(posbit){
- posbit--;
- MOVA(aopGet(AOP(left),posbit>>3,FALSE,FALSE));
- // bit = left & 2^n
- if(size)
- emitcode("mov","c,acc.%d",posbit&0x07);
- // if(left & 2^n)
- else{
- if(ifx){
- sprintf(buffer,"acc.%d",posbit&0x07);
- genIfxJump(ifx, buffer);
- }
- goto release;
- }
- } else {
- symbol *tlbl = newiTempLabel(NULL);
- int sizel = AOP_SIZE(left);
- if(size)
- emitcode("setb","c");
- while(sizel--){
- if((bytelit = ((lit >> (offset*8)) & 0x0FFL)) != 0x0L){
- MOVA( aopGet(AOP(left),offset,FALSE,FALSE));
- // byte == 2^n ?
- if((posbit = isLiteralBit(bytelit)) != 0)
- emitcode("jb","acc.%d,%05d_DS_",(posbit-1)&0x07,tlbl->key+100);
- else{
- if(bytelit != 0x0FFL)
- emitcode("anl","a,%s",
- aopGet(AOP(right),offset,FALSE,TRUE));
- emitcode("jnz","%05d_DS_",tlbl->key+100);
- }
- }
- offset++;
- }
- // bit = left & literal
- if(size){
- emitcode("clr","c");
- emitcode("","%05d_DS_:",tlbl->key+100);
- }
- // if(left & literal)
- else{
- if(ifx)
- jmpTrueOrFalse(ifx, tlbl);
- goto release ;
- }
- }
- outBitC(result);
- goto release ;
+ default:
+ {
+ int p = my_powof2( (~lit) & 0xff );
+ if(p>=0) {
+ /* only one bit is set in the literal, so use a bcf instruction */
+ pic14_emitcode("bcf","%s,%d",aopGet(AOP(left),offset,FALSE,TRUE),p);
+ emitpcode(POC_BCF,newpCodeOpBit(aopGet(AOP(left),offset,FALSE,FALSE),p,0));
+
+ } else {
+ pic14_emitcode("movlw","0x%x", (lit & 0xff));
+ pic14_emitcode("andwf","%s,f",aopGet(AOP(left),offset,FALSE,TRUE));
+ if(know_W != (lit&0xff))
+ emitpcode(POC_MOVLW, popGetLit(lit & 0xff));
+ know_W = lit &0xff;
+ emitpcode(POC_ANDWF,popGet(AOP(left),offset));
+ }
+ }
+ }
+ } else {
+ if (AOP_TYPE(left) == AOP_ACC) {
+ emitpcode(POC_ANDFW,popGet(AOP(right),offset));
+ } else {
+ emitpcode(POC_MOVFW,popGet(AOP(right),offset));
+ emitpcode(POC_ANDWF,popGet(AOP(left),offset));
+
+ }
+ }
}
- /* if left is same as result */
- if(sameRegs(AOP(result),AOP(left))){
- for(;size--; offset++,lit>>=8) {
+ } else {
+ // left & result in different registers
+ if(AOP_TYPE(result) == AOP_CRY){
+ // result = bit
+ // if(size), result in bit
+ // if(!size && ifx), conditional oper: if(left & right)
+ symbol *tlbl = newiTempLabel(NULL);
+ int sizer = min(AOP_SIZE(left),AOP_SIZE(right));
+ if(size)
+ pic14_emitcode("setb","c");
+ while(sizer--){
+ MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("anl","a,%s",
+ aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("jnz","%05d_DS_",tlbl->key+100);
+ offset++;
+ }
+ if(size){
+ CLRC;
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_outBitC(result);
+ } else if(ifx)
+ jmpTrueOrFalse(ifx, tlbl);
+ } else {
+ for(;(size--);offset++) {
+ // normal case
+ // result = left & right
if(AOP_TYPE(right) == AOP_LIT){
- switch(lit & 0xff) {
+ int t = (lit >> (offset*8)) & 0x0FFL;
+ switch(t) {
case 0x00:
- /* and'ing with 0 has clears the result */
- emitcode("clrf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
+ pic14_emitcode("clrf","%s",
+ aopGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_CLRF,popGet(AOP(result),offset));
break;
case 0xff:
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("movf","%s,w",
+ aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s",
+ aopGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
break;
-
default:
- {
- int p = my_powof2( (~lit) & 0xff );
- if(p>=0) {
- /* only one bit is set in the literal, so use a bcf instruction */
- emitcode("bcf","%s,%d",aopGet(AOP(left),offset,FALSE,TRUE),p);
- } else {
- emitcode("movlw","0x%x", (lit & 0xff));
- emitcode("andwf","%s,f",aopGet(AOP(left),offset,FALSE,TRUE),p);
- }
- }
- }
- } else {
- if (AOP_TYPE(left) == AOP_ACC)
- emitcode("iorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- else {
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("iorwf","%s,f",aopGet(AOP(left),offset,FALSE,FALSE));
-
+ pic14_emitcode("movlw","0x%x",t);
+ pic14_emitcode("andwf","%s,w",
+ aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s",
+ aopGet(AOP(result),offset,FALSE,FALSE));
+
+ emitpcode(POC_MOVLW, popGetLit(t));
+ emitpcode(POC_ANDFW,popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
}
+ continue;
}
- }
- } else {
- // left & result in different registers
- if(AOP_TYPE(result) == AOP_CRY){
- // result = bit
- // if(size), result in bit
- // if(!size && ifx), conditional oper: if(left & right)
- symbol *tlbl = newiTempLabel(NULL);
- int sizer = min(AOP_SIZE(left),AOP_SIZE(right));
- if(size)
- emitcode("setb","c");
- while(sizer--){
- MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("anl","a,%s",
- aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("jnz","%05d_DS_",tlbl->key+100);
- offset++;
- }
- if(size){
- CLRC;
- emitcode("","%05d_DS_:",tlbl->key+100);
- outBitC(result);
- } else if(ifx)
- jmpTrueOrFalse(ifx, tlbl);
- } else {
- for(;(size--);offset++) {
- // normal case
- // result = left & right
- if(AOP_TYPE(right) == AOP_LIT){
- int t = (lit >> (offset*8)) & 0x0FFL;
- switch(t) {
- case 0x00:
- emitcode("clrf","%s",
- aopGet(AOP(result),offset,FALSE,FALSE));
- break;
- case 0xff:
- emitcode("movf","%s,w",
- aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
- aopGet(AOP(result),offset,FALSE,FALSE));
- break;
- default:
- emitcode("movlw","0x%x",t);
- emitcode("andwf","%s,w",
+ if (AOP_TYPE(left) == AOP_ACC) {
+ pic14_emitcode("andwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ emitpcode(POC_ANDFW,popGet(AOP(right),offset));
+ } else {
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("andwf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
- aopGet(AOP(result),offset,FALSE,FALSE));
-
- }
- continue;
- }
-
- if (AOP_TYPE(left) == AOP_ACC)
- emitcode("andwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- else {
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("andwf","%s,w",
- aopGet(AOP(left),offset,FALSE,FALSE));
- }
- emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
- }
+ emitpcode(POC_MOVFW,popGet(AOP(right),offset));
+ emitpcode(POC_ANDFW,popGet(AOP(left),offset));
}
+ pic14_emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
+ }
}
+ }
-release :
+ release :
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(result,NULL,ic,TRUE);
+ freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
int size, offset=0;
unsigned long lit = 0L;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp((left = IC_LEFT(ic)),ic,FALSE);
aopOp((right= IC_RIGHT(ic)),ic,FALSE);
aopOp((result=IC_RESULT(ic)),ic,TRUE);
+ DEBUGpic14_AopType(__LINE__,left,right,result);
/* if left is a literal & right is not then exchange them */
if ((AOP_TYPE(left) == AOP_LIT && AOP_TYPE(right) != AOP_LIT) ||
}
/* if result = right then exchange them */
- if(sameRegs(AOP(result),AOP(right))){
+ if(pic14_sameRegs(AOP(result),AOP(right))){
operand *tmp = right ;
right = left;
left = tmp;
left = tmp;
}
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
if(AOP_TYPE(right) == AOP_LIT)
lit = (unsigned long)floatFromVal (AOP(right)->aopu.aop_lit);
// lit != 0 => result = 1
if(AOP_TYPE(result) == AOP_CRY){
if(size)
- emitpcode(POC_BSF, popGet(AOP(result),0,FALSE,FALSE));
- //emitcode("bsf","(%s >> 3), (%s & 7)",
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+ //pic14_emitcode("bsf","(%s >> 3), (%s & 7)",
// AOP(result)->aopu.aop_dir,
// AOP(result)->aopu.aop_dir);
else if(ifx)
}
} else {
// lit == 0 => result = left
- if(size && sameRegs(AOP(result),AOP(left)))
+ if(size && pic14_sameRegs(AOP(result),AOP(left)))
goto release;
- emitcode(";XXX mov","c,%s %s,%d",AOP(left)->aopu.aop_dir,__FILE__,__LINE__);
+ pic14_emitcode(";XXX mov","c,%s %s,%d",AOP(left)->aopu.aop_dir,__FILE__,__LINE__);
}
} else {
if (AOP_TYPE(right) == AOP_CRY){
- if(sameRegs(AOP(result),AOP(left))){
+ if(pic14_sameRegs(AOP(result),AOP(left))){
// c = bit | bit;
- emitpcode(POC_BCF, popGet(AOP(result),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(right),0,FALSE,FALSE));
- emitpcode(POC_BSF, popGet(AOP(result),0,FALSE,FALSE));
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSC, popGet(AOP(right),0));
+ emitpcode(POC_BSF, popGet(AOP(result),0));
- emitcode("bcf","(%s >> 3), (%s & 7)",
+ pic14_emitcode("bcf","(%s >> 3), (%s & 7)",
AOP(result)->aopu.aop_dir,
AOP(result)->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
+ pic14_emitcode("btfsc","(%s >> 3), (%s & 7)",
AOP(right)->aopu.aop_dir,
AOP(right)->aopu.aop_dir);
- emitcode("bsf","(%s >> 3), (%s & 7)",
+ pic14_emitcode("bsf","(%s >> 3), (%s & 7)",
AOP(result)->aopu.aop_dir,
AOP(result)->aopu.aop_dir);
} else {
+ if( AOP_TYPE(result) == AOP_ACC) {
+ emitpcode(POC_MOVLW, popGetLit(0));
+ emitpcode(POC_BTFSS, popGet(AOP(right),0));
+ emitpcode(POC_BTFSC, popGet(AOP(left),0));
+ emitpcode(POC_MOVLW, popGetLit(1));
- emitpcode(POC_BCF, popGet(AOP(result),0,FALSE,FALSE));
- emitpcode(POC_BTFSS, popGet(AOP(right),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(left),0,FALSE,FALSE));
- emitpcode(POC_BSF, popGet(AOP(result),0,FALSE,FALSE));
+ } else {
- emitcode("bcf","(%s >> 3), (%s & 7)",
- AOP(result)->aopu.aop_dir,
- AOP(result)->aopu.aop_dir);
- emitcode("btfss","(%s >> 3), (%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(left)->aopu.aop_dir,
- AOP(left)->aopu.aop_dir);
- emitcode("bsf","(%s >> 3), (%s & 7)",
- AOP(result)->aopu.aop_dir,
- AOP(result)->aopu.aop_dir);
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSS, popGet(AOP(right),0));
+ emitpcode(POC_BTFSC, popGet(AOP(left),0));
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+
+ pic14_emitcode("bcf","(%s >> 3), (%s & 7)",
+ AOP(result)->aopu.aop_dir,
+ AOP(result)->aopu.aop_dir);
+ pic14_emitcode("btfss","(%s >> 3), (%s & 7)",
+ AOP(right)->aopu.aop_dir,
+ AOP(right)->aopu.aop_dir);
+ pic14_emitcode("btfsc","(%s >> 3), (%s & 7)",
+ AOP(left)->aopu.aop_dir,
+ AOP(left)->aopu.aop_dir);
+ pic14_emitcode("bsf","(%s >> 3), (%s & 7)",
+ AOP(result)->aopu.aop_dir,
+ AOP(result)->aopu.aop_dir);
+ }
}
- }
- else{
+ } else {
// c = bit | val;
symbol *tlbl = newiTempLabel(NULL);
- emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+ pic14_emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+
+
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ if( AOP_TYPE(right) == AOP_ACC) {
+ emitpcode(POC_IORLW, popGetLit(0));
+ emitSKPNZ;
+ emitpcode(POC_BTFSC, popGet(AOP(left),0));
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+ }
+
+
+
if(!((AOP_TYPE(result) == AOP_CRY) && ifx))
- emitcode(";XXX setb","c");
- emitcode(";XXX jb","%s,%05d_DS_",
+ pic14_emitcode(";XXX setb","c");
+ pic14_emitcode(";XXX jb","%s,%05d_DS_",
AOP(left)->aopu.aop_dir,tlbl->key+100);
- toBoolean(right);
- emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
+ pic14_toBoolean(right);
+ pic14_emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
if((AOP_TYPE(result) == AOP_CRY) && ifx){
jmpTrueOrFalse(ifx, tlbl);
goto release;
} else {
CLRC;
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
}
}
}
// bit = c
// val = c
if(size)
- outBitC(result);
+ pic14_outBitC(result);
// if(bit | ...)
else if((AOP_TYPE(result) == AOP_CRY) && ifx)
genIfxJump(ifx, "c");
(AOP_TYPE(result) == AOP_CRY) &&
(AOP_TYPE(left) != AOP_CRY)){
if(lit){
- emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+ pic14_emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
// result = 1
if(size)
- emitcode(";XXX setb","%s",AOP(result)->aopu.aop_dir);
+ pic14_emitcode(";XXX setb","%s",AOP(result)->aopu.aop_dir);
else
continueIfTrue(ifx);
goto release;
} else {
- emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+ pic14_emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
// lit = 0, result = boolean(left)
if(size)
- emitcode(";XXX setb","c");
- toBoolean(right);
+ pic14_emitcode(";XXX setb","c");
+ pic14_toBoolean(right);
if(size){
symbol *tlbl = newiTempLabel(NULL);
- emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
+ pic14_emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
CLRC;
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
} else {
genIfxJump (ifx,"a");
goto release;
}
}
- outBitC(result);
+ pic14_outBitC(result);
goto release ;
}
/* if left is same as result */
- if(sameRegs(AOP(result),AOP(left))){
+ if(pic14_sameRegs(AOP(result),AOP(left))){
+ int know_W = -1;
for(;size--; offset++,lit>>=8) {
if(AOP_TYPE(right) == AOP_LIT){
if((lit & 0xff) == 0)
int p = my_powof2(lit & 0xff);
if(p>=0) {
/* only one bit is set in the literal, so use a bsf instruction */
- emitpcode(POC_BSF, popGet(AOP(left),offset,FALSE,FALSE));
- emitcode("bsf","%s,%d",aopGet(AOP(left),offset,FALSE,TRUE),p);
+ emitpcode(POC_BSF,
+ newpCodeOpBit(aopGet(AOP(left),offset,FALSE,FALSE),p,0));
} else {
- emitpcode(POC_MOVLW, popGetLit(lit & 0xff));
- emitpcode(POC_IORWF, popGet(AOP(left),offset,FALSE,FALSE));
-
- emitcode("movlw","0x%x", (lit & 0xff));
- emitcode("iorwf","%s,f",aopGet(AOP(left),offset,FALSE,TRUE),p);
+ if(know_W != (lit & 0xff))
+ emitpcode(POC_MOVLW, popGetLit(lit & 0xff));
+ know_W = lit & 0xff;
+ emitpcode(POC_IORWF, popGet(AOP(left),offset));
}
}
} else {
if (AOP_TYPE(left) == AOP_ACC) {
- emitpcode(POC_IORFW, popGet(AOP(right),offset,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ emitpcode(POC_IORFW, popGet(AOP(right),offset));
+ pic14_emitcode("iorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
} else {
- emitpcode(POC_MOVFW, popGet(AOP(right),offset,FALSE,FALSE));
- emitpcode(POC_IORWF, popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_IORWF, popGet(AOP(left),offset));
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("iorwf","%s,f",aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("iorwf","%s,f",aopGet(AOP(left),offset,FALSE,FALSE));
}
}
// if(!size && ifx), conditional oper: if(left | right)
symbol *tlbl = newiTempLabel(NULL);
int sizer = max(AOP_SIZE(left),AOP_SIZE(right));
- emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+ pic14_emitcode(";XXX "," %s,%d",__FILE__,__LINE__);
+
if(size)
- emitcode(";XXX setb","c");
+ pic14_emitcode(";XXX setb","c");
while(sizer--){
MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode(";XXX orl","a,%s",
+ pic14_emitcode(";XXX orl","a,%s",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
+ pic14_emitcode(";XXX jnz","%05d_DS_",tlbl->key+100);
offset++;
}
if(size){
CLRC;
- emitcode("","%05d_DS_:",tlbl->key+100);
- outBitC(result);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_outBitC(result);
} else if(ifx)
jmpTrueOrFalse(ifx, tlbl);
} else for(;(size--);offset++){
int t = (lit >> (offset*8)) & 0x0FFL;
switch(t) {
case 0x00:
- emitpcode(POC_MOVFW, popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_MOVWF, popGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
- emitcode("movf","%s,w",
+ pic14_emitcode("movf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
+ pic14_emitcode("movwf","%s",
aopGet(AOP(result),offset,FALSE,FALSE));
break;
default:
emitpcode(POC_MOVLW, popGetLit(t));
- emitpcode(POC_IORFW, popGet(AOP(left),offset,FALSE,FALSE));
- emitpcode(POC_MOVWF, popGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_IORFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
- emitcode("movlw","0x%x",t);
- emitcode("iorwf","%s,w",
+ pic14_emitcode("movlw","0x%x",t);
+ pic14_emitcode("iorwf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
+ pic14_emitcode("movwf","%s",
aopGet(AOP(result),offset,FALSE,FALSE));
}
// faster than result <- left, anl result,right
// and better if result is SFR
if (AOP_TYPE(left) == AOP_ACC) {
- emitpcode(POC_IORWF, popGet(AOP(right),offset,FALSE,FALSE));
- emitcode("iorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ emitpcode(POC_IORWF, popGet(AOP(right),offset));
+ pic14_emitcode("iorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
} else {
- emitpcode(POC_MOVFW, popGet(AOP(right),offset,FALSE,FALSE));
- emitpcode(POC_IORFW, popGet(AOP(left),offset,FALSE,FALSE));
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_IORFW, popGet(AOP(left),offset));
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("iorwf","%s,w",
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("iorwf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
}
- emitpcode(POC_MOVWF, popGet(AOP(result),offset,FALSE,FALSE));
- emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ pic14_emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
}
}
/*-----------------------------------------------------------------*/
static void genXor (iCode *ic, iCode *ifx)
{
- operand *left, *right, *result;
- int size, offset=0;
- unsigned long lit = 0L;
+ operand *left, *right, *result;
+ int size, offset=0;
+ unsigned long lit = 0L;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp((left = IC_LEFT(ic)),ic,FALSE);
- aopOp((right= IC_RIGHT(ic)),ic,FALSE);
- aopOp((result=IC_RESULT(ic)),ic,TRUE);
-
- /* if left is a literal & right is not ||
- if left needs acc & right does not */
- if ((AOP_TYPE(left) == AOP_LIT && AOP_TYPE(right) != AOP_LIT) ||
- (AOP_NEEDSACC(left) && !AOP_NEEDSACC(right))) {
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
+ aopOp((left = IC_LEFT(ic)),ic,FALSE);
+ aopOp((right= IC_RIGHT(ic)),ic,FALSE);
+ aopOp((result=IC_RESULT(ic)),ic,TRUE);
- /* if result = right then exchange them */
- if(sameRegs(AOP(result),AOP(right))){
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
+ /* if left is a literal & right is not ||
+ if left needs acc & right does not */
+ if ((AOP_TYPE(left) == AOP_LIT && AOP_TYPE(right) != AOP_LIT) ||
+ (AOP_NEEDSACC(left) && !AOP_NEEDSACC(right))) {
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
- /* if right is bit then exchange them */
- if (AOP_TYPE(right) == AOP_CRY &&
- AOP_TYPE(left) != AOP_CRY){
- operand *tmp = right ;
- right = left;
- left = tmp;
- }
- if(AOP_TYPE(right) == AOP_LIT)
- lit = (unsigned long)floatFromVal (AOP(right)->aopu.aop_lit);
+ /* if result = right then exchange them */
+ if(pic14_sameRegs(AOP(result),AOP(right))){
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
- size = AOP_SIZE(result);
+ /* if right is bit then exchange them */
+ if (AOP_TYPE(right) == AOP_CRY &&
+ AOP_TYPE(left) != AOP_CRY){
+ operand *tmp = right ;
+ right = left;
+ left = tmp;
+ }
+ if(AOP_TYPE(right) == AOP_LIT)
+ lit = (unsigned long)floatFromVal (AOP(right)->aopu.aop_lit);
+
+ size = AOP_SIZE(result);
+
+ // if(bit ^ yy)
+ // xx = bit ^ yy;
+ if (AOP_TYPE(left) == AOP_CRY){
+ if(AOP_TYPE(right) == AOP_LIT){
+ // c = bit & literal;
+ if(lit>>1){
+ // lit>>1 != 0 => result = 1
+ if(AOP_TYPE(result) == AOP_CRY){
+ if(size)
+ pic14_emitcode("setb","%s",AOP(result)->aopu.aop_dir);
+ else if(ifx)
+ continueIfTrue(ifx);
+ goto release;
+ }
+ pic14_emitcode("setb","c");
+ } else{
+ // lit == (0 or 1)
+ if(lit == 0){
+ // lit == 0, result = left
+ if(size && pic14_sameRegs(AOP(result),AOP(left)))
+ goto release;
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ } else{
+ // lit == 1, result = not(left)
+ if(size && pic14_sameRegs(AOP(result),AOP(left))){
+ pic14_emitcode("cpl","%s",AOP(result)->aopu.aop_dir);
+ goto release;
+ } else {
+ pic14_emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
+ pic14_emitcode("cpl","c");
+ }
+ }
+ }
- // if(bit ^ yy)
- // xx = bit ^ yy;
- if (AOP_TYPE(left) == AOP_CRY){
- if(AOP_TYPE(right) == AOP_LIT){
- // c = bit & literal;
- if(lit>>1){
- // lit>>1 != 0 => result = 1
- if(AOP_TYPE(result) == AOP_CRY){
- if(size)
- emitcode("setb","%s",AOP(result)->aopu.aop_dir);
- else if(ifx)
- continueIfTrue(ifx);
- goto release;
- }
- emitcode("setb","c");
- } else{
- // lit == (0 or 1)
- if(lit == 0){
- // lit == 0, result = left
- if(size && sameRegs(AOP(result),AOP(left)))
- goto release;
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- } else{
- // lit == 1, result = not(left)
- if(size && sameRegs(AOP(result),AOP(left))){
- emitcode("cpl","%s",AOP(result)->aopu.aop_dir);
- goto release;
- } else {
- emitcode("mov","c,%s",AOP(left)->aopu.aop_dir);
- emitcode("cpl","c");
- }
- }
- }
+ } else {
+ // right != literal
+ symbol *tlbl = newiTempLabel(NULL);
+ if (AOP_TYPE(right) == AOP_CRY){
+ // c = bit ^ bit;
+ pic14_emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
+ }
+ else{
+ int sizer = AOP_SIZE(right);
+ // c = bit ^ val
+ // if val>>1 != 0, result = 1
+ pic14_emitcode("setb","c");
+ while(sizer){
+ MOVA(aopGet(AOP(right),sizer-1,FALSE,FALSE));
+ if(sizer == 1)
+ // test the msb of the lsb
+ pic14_emitcode("anl","a,#0xfe");
+ pic14_emitcode("jnz","%05d_DS_",tlbl->key+100);
+ sizer--;
+ }
+ // val = (0,1)
+ pic14_emitcode("rrc","a");
+ }
+ pic14_emitcode("jnb","%s,%05d_DS_",AOP(left)->aopu.aop_dir,(tlbl->key+100));
+ pic14_emitcode("cpl","c");
+ pic14_emitcode("","%05d_DS_:",(tlbl->key+100));
+ }
+ // bit = c
+ // val = c
+ if(size)
+ pic14_outBitC(result);
+ // if(bit | ...)
+ else if((AOP_TYPE(result) == AOP_CRY) && ifx)
+ genIfxJump(ifx, "c");
+ goto release ;
+ }
- } else {
- // right != literal
- symbol *tlbl = newiTempLabel(NULL);
- if (AOP_TYPE(right) == AOP_CRY){
- // c = bit ^ bit;
- emitcode("mov","c,%s",AOP(right)->aopu.aop_dir);
- }
- else{
- int sizer = AOP_SIZE(right);
- // c = bit ^ val
- // if val>>1 != 0, result = 1
- emitcode("setb","c");
- while(sizer){
- MOVA(aopGet(AOP(right),sizer-1,FALSE,FALSE));
- if(sizer == 1)
- // test the msb of the lsb
- emitcode("anl","a,#0xfe");
- emitcode("jnz","%05d_DS_",tlbl->key+100);
- sizer--;
- }
- // val = (0,1)
- emitcode("rrc","a");
- }
- emitcode("jnb","%s,%05d_DS_",AOP(left)->aopu.aop_dir,(tlbl->key+100));
- emitcode("cpl","c");
- emitcode("","%05d_DS_:",(tlbl->key+100));
- }
- // bit = c
- // val = c
- if(size)
- outBitC(result);
- // if(bit | ...)
- else if((AOP_TYPE(result) == AOP_CRY) && ifx)
- genIfxJump(ifx, "c");
- goto release ;
+ if(pic14_sameRegs(AOP(result),AOP(left))){
+ /* if left is same as result */
+ for(;size--; offset++) {
+ if(AOP_TYPE(right) == AOP_LIT){
+ int t = (lit >> (offset*8)) & 0x0FFL;
+ if(t == 0x00L)
+ continue;
+ else
+ if (IS_AOP_PREG(left)) {
+ MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("xrl","a,%s",aopGet(AOP(left),offset,FALSE,TRUE));
+ aopPut(AOP(result),"a",offset);
+ } else {
+ emitpcode(POC_MOVLW, popGetLit(t));
+ emitpcode(POC_XORWF,popGet(AOP(left),offset));
+ pic14_emitcode("xrl","%s,%s",
+ aopGet(AOP(left),offset,FALSE,TRUE),
+ aopGet(AOP(right),offset,FALSE,FALSE));
+ }
+ } else {
+ if (AOP_TYPE(left) == AOP_ACC)
+ pic14_emitcode("xrl","a,%s",aopGet(AOP(right),offset,FALSE,FALSE));
+ else {
+ emitpcode(POC_MOVFW,popGet(AOP(right),offset));
+ emitpcode(POC_XORWF,popGet(AOP(left),offset));
+/*
+ if (IS_AOP_PREG(left)) {
+ pic14_emitcode("xrl","a,%s",aopGet(AOP(left),offset,FALSE,TRUE));
+ aopPut(AOP(result),"a",offset);
+ } else
+ pic14_emitcode("xrl","%s,a",
+ aopGet(AOP(left),offset,FALSE,TRUE));
+*/
+ }
+ }
}
-
- if(sameRegs(AOP(result),AOP(left))){
- /* if left is same as result */
- for(;size--; offset++) {
- if(AOP_TYPE(right) == AOP_LIT){
- if(((lit >> (offset*8)) & 0x0FFL) == 0x00L)
- continue;
- else
- if (IS_AOP_PREG(left)) {
- MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("xrl","a,%s",aopGet(AOP(left),offset,FALSE,TRUE));
- aopPut(AOP(result),"a",offset);
- } else
- emitcode("xrl","%s,%s",
- aopGet(AOP(left),offset,FALSE,TRUE),
- aopGet(AOP(right),offset,FALSE,FALSE));
- } else {
- if (AOP_TYPE(left) == AOP_ACC)
- emitcode("xrl","a,%s",aopGet(AOP(right),offset,FALSE,FALSE));
- else {
- MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- if (IS_AOP_PREG(left)) {
- emitcode("xrl","a,%s",aopGet(AOP(left),offset,FALSE,TRUE));
- aopPut(AOP(result),"a",offset);
- } else
- emitcode("xrl","%s,a",
- aopGet(AOP(left),offset,FALSE,TRUE));
- }
- }
- }
- } else {
- // left & result in different registers
- if(AOP_TYPE(result) == AOP_CRY){
- // result = bit
- // if(size), result in bit
- // if(!size && ifx), conditional oper: if(left ^ right)
- symbol *tlbl = newiTempLabel(NULL);
- int sizer = max(AOP_SIZE(left),AOP_SIZE(right));
- if(size)
- emitcode("setb","c");
- while(sizer--){
- if((AOP_TYPE(right) == AOP_LIT) &&
- (((lit >> (offset*8)) & 0x0FFL) == 0x00L)){
- MOVA(aopGet(AOP(left),offset,FALSE,FALSE));
- } else {
- MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("xrl","a,%s",
- aopGet(AOP(left),offset,FALSE,FALSE));
- }
- emitcode("jnz","%05d_DS_",tlbl->key+100);
- offset++;
- }
- if(size){
- CLRC;
- emitcode("","%05d_DS_:",tlbl->key+100);
- outBitC(result);
- } else if(ifx)
- jmpTrueOrFalse(ifx, tlbl);
- } else for(;(size--);offset++){
- // normal case
- // result = left & right
- if(AOP_TYPE(right) == AOP_LIT){
- int t = (lit >> (offset*8)) & 0x0FFL;
- switch(t) {
- case 0x00:
- emitcode("movf","%s,w",
+ } else {
+ // left & result in different registers
+ if(AOP_TYPE(result) == AOP_CRY){
+ // result = bit
+ // if(size), result in bit
+ // if(!size && ifx), conditional oper: if(left ^ right)
+ symbol *tlbl = newiTempLabel(NULL);
+ int sizer = max(AOP_SIZE(left),AOP_SIZE(right));
+ if(size)
+ pic14_emitcode("setb","c");
+ while(sizer--){
+ if((AOP_TYPE(right) == AOP_LIT) &&
+ (((lit >> (offset*8)) & 0x0FFL) == 0x00L)){
+ MOVA(aopGet(AOP(left),offset,FALSE,FALSE));
+ } else {
+ MOVA(aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("xrl","a,%s",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
+ }
+ pic14_emitcode("jnz","%05d_DS_",tlbl->key+100);
+ offset++;
+ }
+ if(size){
+ CLRC;
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_outBitC(result);
+ } else if(ifx)
+ jmpTrueOrFalse(ifx, tlbl);
+ } else for(;(size--);offset++){
+ // normal case
+ // result = left & right
+ if(AOP_TYPE(right) == AOP_LIT){
+ int t = (lit >> (offset*8)) & 0x0FFL;
+ switch(t) {
+ case 0x00:
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
+ pic14_emitcode("movf","%s,w",
+ aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s",
aopGet(AOP(result),offset,FALSE,FALSE));
- break;
- case 0xff:
- emitcode("comf","%s,w",
+ break;
+ case 0xff:
+ emitpcode(POC_COMFW,popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
+ pic14_emitcode("comf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
+ pic14_emitcode("movwf","%s",
aopGet(AOP(result),offset,FALSE,FALSE));
- break;
- default:
- emitcode("movlw","0x%x",t);
- emitcode("xorwf","%s,w",
+ break;
+ default:
+ emitpcode(POC_MOVLW, popGetLit(t));
+ emitpcode(POC_XORFW,popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
+ pic14_emitcode("movlw","0x%x",t);
+ pic14_emitcode("xorwf","%s,w",
aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("movwf","%s",
+ pic14_emitcode("movwf","%s",
aopGet(AOP(result),offset,FALSE,FALSE));
- }
- continue;
- }
+ }
+ continue;
+ }
- // faster than result <- left, anl result,right
- // and better if result is SFR
- if (AOP_TYPE(left) == AOP_ACC)
- emitcode("xorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- else {
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("xorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
- }
- if ( AOP_TYPE(result) != AOP_ACC)
- emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
- }
+ // faster than result <- left, anl result,right
+ // and better if result is SFR
+ if (AOP_TYPE(left) == AOP_ACC) {
+ emitpcode(POC_XORFW,popGet(AOP(right),offset));
+ pic14_emitcode("xorwf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ } else {
+ emitpcode(POC_MOVFW,popGet(AOP(right),offset));
+ emitpcode(POC_XORFW,popGet(AOP(left),offset));
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("xorwf","%s,w",aopGet(AOP(left),offset,FALSE,FALSE));
+ }
+ if ( AOP_TYPE(result) != AOP_ACC){
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset));
+ pic14_emitcode("movwf","%s",aopGet(AOP(result),offset,FALSE,FALSE));
+ }
}
+ }
-release :
+ release :
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
- freeAsmop(result,NULL,ic,TRUE);
+ freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genInline (iCode *ic)
{
- char buffer[MAX_INLINEASM];
- char *bp = buffer;
- char *bp1= buffer;
+ char *buffer, *bp, *bp1;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
_G.inLine += (!options.asmpeep);
+
+ buffer = bp = bp1 = Safe_calloc(1, strlen(IC_INLINE(ic))+1);
strcpy(buffer,IC_INLINE(ic));
/* emit each line as a code */
while (*bp) {
if (*bp == '\n') {
*bp++ = '\0';
- emitcode(bp1,"");
+ pic14_emitcode(bp1,"");
bp1 = bp;
} else {
if (*bp == ':') {
bp++;
*bp = '\0';
bp++;
- emitcode(bp1,"");
+ pic14_emitcode(bp1,"");
bp1 = bp;
} else
bp++;
}
}
if (bp1 != bp)
- emitcode(bp1,"");
- /* emitcode("",buffer); */
+ pic14_emitcode(bp1,"");
+ /* pic14_emitcode("",buffer); */
_G.inLine -= (!options.asmpeep);
}
/*-----------------------------------------------------------------*/
static void genRRC (iCode *ic)
{
- operand *left , *result ;
- int size, offset = 0;
- char *l;
+ operand *left , *result ;
+ int size, offset = 0, same;
- /* rotate right with carry */
- left = IC_LEFT(ic);
- result=IC_RESULT(ic);
- aopOp (left,ic,FALSE);
- aopOp (result,ic,FALSE);
+ /* rotate right with carry */
+ left = IC_LEFT(ic);
+ result=IC_RESULT(ic);
+ aopOp (left,ic,FALSE);
+ aopOp (result,ic,FALSE);
- /* move it to the result */
- size = AOP_SIZE(result);
- offset = size - 1 ;
- CLRC;
- while (size--) {
- l = aopGet(AOP(left),offset,FALSE,FALSE);
- MOVA(l);
- emitcode("rrc","a");
- if (AOP_SIZE(result) > 1)
- aopPut(AOP(result),"a",offset--);
- }
- /* now we need to put the carry into the
- highest order byte of the result */
- if (AOP_SIZE(result) > 1) {
- l = aopGet(AOP(result),AOP_SIZE(result)-1,FALSE,FALSE);
- MOVA(l);
+ DEBUGpic14_AopType(__LINE__,left,NULL,result);
+
+ same = pic14_sameRegs(AOP(result),AOP(left));
+
+ size = AOP_SIZE(result);
+
+ /* get the lsb and put it into the carry */
+ emitpcode(POC_RRFW, popGet(AOP(left),size-1));
+
+ offset = 0 ;
+
+ while(size--) {
+
+ if(same) {
+ emitpcode(POC_RRF, popGet(AOP(left),offset));
+ } else {
+ emitpcode(POC_RRFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
}
- emitcode("mov","acc.7,c");
- aopPut(AOP(result),"a",AOP_SIZE(result)-1);
- freeAsmop(left,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
+
+ offset++;
+ }
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genRLC (iCode *ic)
{
- operand *left , *result ;
- int size, offset = 0;
- char *l;
+ operand *left , *result ;
+ int size, offset = 0;
+ int same;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* rotate right with carry */
- left = IC_LEFT(ic);
- result=IC_RESULT(ic);
- aopOp (left,ic,FALSE);
- aopOp (result,ic,FALSE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* rotate right with carry */
+ left = IC_LEFT(ic);
+ result=IC_RESULT(ic);
+ aopOp (left,ic,FALSE);
+ aopOp (result,ic,FALSE);
- /* move it to the result */
- size = AOP_SIZE(result);
- offset = 0 ;
- if (size--) {
- l = aopGet(AOP(left),offset,FALSE,FALSE);
- MOVA(l);
- emitcode("add","a,acc");
- if (AOP_SIZE(result) > 1)
- aopPut(AOP(result),"a",offset++);
- while (size--) {
- l = aopGet(AOP(left),offset,FALSE,FALSE);
- MOVA(l);
- emitcode("rlc","a");
- if (AOP_SIZE(result) > 1)
- aopPut(AOP(result),"a",offset++);
- }
- }
- /* now we need to put the carry into the
- highest order byte of the result */
- if (AOP_SIZE(result) > 1) {
- l = aopGet(AOP(result),0,FALSE,FALSE);
- MOVA(l);
+ DEBUGpic14_AopType(__LINE__,left,NULL,result);
+
+ same = pic14_sameRegs(AOP(result),AOP(left));
+
+ /* move it to the result */
+ size = AOP_SIZE(result);
+
+ /* get the msb and put it into the carry */
+ emitpcode(POC_RLFW, popGet(AOP(left),size-1));
+
+ offset = 0 ;
+
+ while(size--) {
+
+ if(same) {
+ emitpcode(POC_RLF, popGet(AOP(left),offset));
+ } else {
+ emitpcode(POC_RLFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
}
- emitcode("mov","acc.0,c");
- aopPut(AOP(result),"a",0);
- freeAsmop(left,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
+
+ offset++;
+ }
+
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
aopOp (left,ic,FALSE);
aopOp (result,ic,FALSE);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* get the highest order byte into a */
MOVA(aopGet(AOP(left),AOP_SIZE(left) - 1,FALSE,FALSE));
if(AOP_TYPE(result) == AOP_CRY){
- emitcode("rlc","a");
- outBitC(result);
+ pic14_emitcode("rlc","a");
+ pic14_outBitC(result);
}
else{
- emitcode("rl","a");
- emitcode("anl","a,#0x01");
- outAcc(result);
+ pic14_emitcode("rl","a");
+ pic14_emitcode("anl","a,#0x01");
+ pic14_outAcc(result);
}
/*-----------------------------------------------------------------*/
static void AccRol (int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
shCount &= 0x0007; // shCount : 0..7
switch(shCount){
case 0 :
break;
case 1 :
- emitcode("rl","a");
+ pic14_emitcode("rl","a");
break;
case 2 :
- emitcode("rl","a");
- emitcode("rl","a");
+ pic14_emitcode("rl","a");
+ pic14_emitcode("rl","a");
break;
case 3 :
- emitcode("swap","a");
- emitcode("rr","a");
+ pic14_emitcode("swap","a");
+ pic14_emitcode("rr","a");
break;
case 4 :
- emitcode("swap","a");
+ pic14_emitcode("swap","a");
break;
case 5 :
- emitcode("swap","a");
- emitcode("rl","a");
+ pic14_emitcode("swap","a");
+ pic14_emitcode("rl","a");
break;
case 6 :
- emitcode("rr","a");
- emitcode("rr","a");
+ pic14_emitcode("rr","a");
+ pic14_emitcode("rr","a");
break;
case 7 :
- emitcode("rr","a");
+ pic14_emitcode("rr","a");
break;
}
}
/*-----------------------------------------------------------------*/
static void AccLsh (int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(shCount != 0){
if(shCount == 1)
- emitcode("add","a,acc");
+ pic14_emitcode("add","a,acc");
else
if(shCount == 2) {
- emitcode("add","a,acc");
- emitcode("add","a,acc");
+ pic14_emitcode("add","a,acc");
+ pic14_emitcode("add","a,acc");
} else {
/* rotate left accumulator */
AccRol(shCount);
/* and kill the lower order bits */
- emitcode("anl","a,#0x%02x", SLMask[shCount]);
+ pic14_emitcode("anl","a,#0x%02x", SLMask[shCount]);
}
}
}
/*-----------------------------------------------------------------*/
static void AccRsh (int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(shCount != 0){
if(shCount == 1){
CLRC;
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
} else {
/* rotate right accumulator */
AccRol(8 - shCount);
/* and kill the higher order bits */
- emitcode("anl","a,#0x%02x", SRMask[shCount]);
+ pic14_emitcode("anl","a,#0x%02x", SRMask[shCount]);
}
}
}
+#if 0
/*-----------------------------------------------------------------*/
/* AccSRsh - signed right shift accumulator by known count */
/*-----------------------------------------------------------------*/
static void AccSRsh (int shCount)
{
symbol *tlbl ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(shCount != 0){
if(shCount == 1){
- emitcode("mov","c,acc.7");
- emitcode("rrc","a");
+ pic14_emitcode("mov","c,acc.7");
+ pic14_emitcode("rrc","a");
} else if(shCount == 2){
- emitcode("mov","c,acc.7");
- emitcode("rrc","a");
- emitcode("mov","c,acc.7");
- emitcode("rrc","a");
+ pic14_emitcode("mov","c,acc.7");
+ pic14_emitcode("rrc","a");
+ pic14_emitcode("mov","c,acc.7");
+ pic14_emitcode("rrc","a");
} else {
tlbl = newiTempLabel(NULL);
/* rotate right accumulator */
AccRol(8 - shCount);
/* and kill the higher order bits */
- emitcode("anl","a,#0x%02x", SRMask[shCount]);
- emitcode("jnb","acc.%d,%05d_DS_",7-shCount,tlbl->key+100);
- emitcode("orl","a,#0x%02x",
+ pic14_emitcode("anl","a,#0x%02x", SRMask[shCount]);
+ pic14_emitcode("jnb","acc.%d,%05d_DS_",7-shCount,tlbl->key+100);
+ pic14_emitcode("orl","a,#0x%02x",
(unsigned char)~SRMask[shCount]);
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
}
}
}
+#endif
+/*-----------------------------------------------------------------*/
+/* shiftR1Left2Result - shift right one byte from left to result */
+/*-----------------------------------------------------------------*/
+static void shiftR1Left2ResultSigned (operand *left, int offl,
+ operand *result, int offr,
+ int shCount)
+{
+ int same;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ same = (left == result) || (AOP(left) == AOP(result));
+
+ switch(shCount) {
+ case 1:
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ if(same)
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ else {
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ }
+
+ break;
+
+ default:
+ break;
+ }
+}
/*-----------------------------------------------------------------*/
/* shiftR1Left2Result - shift right one byte from left to result */
operand *result, int offr,
int shCount, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
- /* shift right accumulator */
- if(sign)
- AccSRsh(shCount);
- else
- AccRsh(shCount);
- aopPut(AOP(result),"a",offr);
+ int same;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ same = ((left == result) || (AOP(left) == AOP(result))) && (offl == offr);
+
+ /* Copy the msb into the carry if signed. */
+ if(sign) {
+ shiftR1Left2ResultSigned(left,offl,result,offr,shCount);
+ return;
+ }
+
+
+
+ switch(shCount) {
+ case 1:
+ emitCLRC;
+ if(same)
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ else {
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ }
+ break;
+ case 2:
+ emitCLRC;
+ if(same) {
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ } else {
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ }
+ emitCLRC;
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+
+ break;
+ case 3:
+ if(same)
+ emitpcode(POC_SWAPF, popGet(AOP(result),offr));
+ else {
+ emitpcode(POC_SWAPFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ }
+
+ emitpcode(POC_RLFW, popGet(AOP(result),offr));
+ emitpcode(POC_RLFW, popGet(AOP(result),offr));
+ emitpcode(POC_ANDLW, popGetLit(0x1f));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ break;
+
+ case 4:
+ emitpcode(POC_SWAPFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x0f));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ break;
+
+ case 5:
+ emitpcode(POC_SWAPFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x0f));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ emitCLRC;
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+
+ break;
+ case 6:
+
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x80));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ break;
+
+ case 7:
+
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+
+ break;
+
+ default:
+ break;
+ }
+
+
+#if 0
+
+ MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
+
+ /* shift right accumulator */
+ if(sign)
+ AccSRsh(shCount);
+ else
+ AccRsh(shCount);
+ aopPut(AOP(result),"a",offr);
+#endif
}
/*-----------------------------------------------------------------*/
static void shiftL1Left2Result (operand *left, int offl,
operand *result, int offr, int shCount)
{
- char *l;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- l = aopGet(AOP(left),offl,FALSE,FALSE);
- MOVA(l);
+ int same;
+
+ // char *l;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ same = ((left == result) || (AOP(left) == AOP(result))) && (offl==offr);
+ DEBUGpic14_emitcode ("; ***","same = %d",same);
+ // l = aopGet(AOP(left),offl,FALSE,FALSE);
+ // MOVA(l);
/* shift left accumulator */
- AccLsh(shCount);
- aopPut(AOP(result),"a",offr);
+ //AccLsh(shCount); // don't comment out just yet...
+ // aopPut(AOP(result),"a",offr);
+
+ switch(shCount) {
+ case 1:
+ /* Shift left 1 bit position */
+ emitpcode(POC_MOVFW, popGet(AOP(left),offl));
+ if(same) {
+ emitpcode(POC_ADDWF, popGet(AOP(left),offl));
+ } else {
+ emitpcode(POC_ADDFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ }
+ break;
+ case 2:
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW,popGetLit(0x7e));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF,popGet(AOP(result),offr));
+ break;
+ case 3:
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW,popGetLit(0x3e));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF,popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ break;
+ case 4:
+ emitpcode(POC_SWAPFW,popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0xf0));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ break;
+ case 5:
+ emitpcode(POC_SWAPFW,popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0xf0));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF,popGet(AOP(result),offr));
+ break;
+ case 6:
+ emitpcode(POC_SWAPFW,popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x30));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF,popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ break;
+ case 7:
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ break;
+
+ default:
+ DEBUGpic14_emitcode ("; ***","%s %d, shift count is %d",__FUNCTION__,__LINE__,shCount);
+ }
+
}
/*-----------------------------------------------------------------*/
operand *result, int offr, int sign)
{
char *l;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if(!sameRegs(AOP(left),AOP(result)) || (offl != offr)){
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if(!pic14_sameRegs(AOP(left),AOP(result)) || (offl != offr)){
l = aopGet(AOP(left),offl,FALSE,FALSE);
if (*l == '@' && (IS_AOP_PREG(result))) {
- emitcode("mov","a,%s",l);
+ pic14_emitcode("mov","a,%s",l);
aopPut(AOP(result),"a",offr);
} else {
- if(!sign)
- aopPut(AOP(result),l,offr);
- else{
+ if(!sign) {
+ emitpcode(POC_MOVFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+
+ //aopPut(AOP(result),l,offr);
+ }else{
/* MSB sign in acc.7 ! */
- if(getDataSize(left) == offl+1){
- emitcode("mov","a,%s",l);
+ if(pic14_getDataSize(left) == offl+1){
+ pic14_emitcode("mov","a,%s",l);
aopPut(AOP(result),"a",offr);
}
}
}
/*-----------------------------------------------------------------*/
-/* AccAXRrl1 - right rotate c->a:x->c by 1 */
+/* shiftL2Left2Result - shift left two bytes from left to result */
/*-----------------------------------------------------------------*/
-static void AccAXRrl1 (char *x)
+static void shiftL2Left2Result (operand *left, int offl,
+ operand *result, int offr, int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- emitcode("rrc","a");
- emitcode("xch","a,%s", x);
- emitcode("rrc","a");
- emitcode("xch","a,%s", x);
-}
-/*-----------------------------------------------------------------*/
-/* AccAXLrl1 - left rotate c<-a:x<-c by 1 */
-/*-----------------------------------------------------------------*/
-static void AccAXLrl1 (char *x)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- emitcode("xch","a,%s",x);
- emitcode("rlc","a");
- emitcode("xch","a,%s",x);
- emitcode("rlc","a");
-}
-/*-----------------------------------------------------------------*/
-/* AccAXLsh1 - left shift a:x<-0 by 1 */
-/*-----------------------------------------------------------------*/
-static void AccAXLsh1 (char *x)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- emitcode("xch","a,%s",x);
- emitcode("add","a,acc");
- emitcode("xch","a,%s",x);
- emitcode("rlc","a");
-}
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
-/*-----------------------------------------------------------------*/
-/* AccAXLsh - left shift a:x by known count (0..7) */
-/*-----------------------------------------------------------------*/
-static void AccAXLsh (char *x, int shCount)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- switch(shCount){
- case 0 :
- break;
- case 1 :
- AccAXLsh1(x);
- break;
- case 2 :
- AccAXLsh1(x);
- AccAXLsh1(x);
- break;
- case 3 :
- case 4 :
- case 5 : // AAAAABBB:CCCCCDDD
- AccRol(shCount); // BBBAAAAA:CCCCCDDD
- emitcode("anl","a,#0x%02x",
- SLMask[shCount]); // BBB00000:CCCCCDDD
- emitcode("xch","a,%s",x); // CCCCCDDD:BBB00000
- AccRol(shCount); // DDDCCCCC:BBB00000
- emitcode("xch","a,%s",x); // BBB00000:DDDCCCCC
- emitcode("xrl","a,%s",x); // (BBB^DDD)CCCCC:DDDCCCCC
- emitcode("xch","a,%s",x); // DDDCCCCC:(BBB^DDD)CCCCC
- emitcode("anl","a,#0x%02x",
- SLMask[shCount]); // DDD00000:(BBB^DDD)CCCCC
- emitcode("xch","a,%s",x); // (BBB^DDD)CCCCC:DDD00000
- emitcode("xrl","a,%s",x); // BBBCCCCC:DDD00000
- break;
- case 6 : // AAAAAABB:CCCCCCDD
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000000BB:CCCCCCDD
- emitcode("mov","c,acc.0"); // c = B
- emitcode("xch","a,%s",x); // CCCCCCDD:000000BB
- AccAXRrl1(x); // BCCCCCCD:D000000B
- AccAXRrl1(x); // BBCCCCCC:DD000000
- break;
- case 7 : // a:x <<= 7
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 0000000B:CCCCCCCD
- emitcode("mov","c,acc.0"); // c = B
- emitcode("xch","a,%s",x); // CCCCCCCD:0000000B
- AccAXRrl1(x); // BCCCCCCC:D0000000
- break;
- default :
- break;
- }
-}
+ if(pic14_sameRegs(AOP(result), AOP(left))) {
+ switch(shCount) {
+ case 0:
+ break;
+ case 1:
+ case 2:
+ case 3:
+
+ emitpcode(POC_MOVFW,popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF,popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+
+ while(--shCount) {
+ emitCLRC;
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ }
-/*-----------------------------------------------------------------*/
-/* AccAXRsh - right shift a:x known count (0..7) */
-/*-----------------------------------------------------------------*/
-static void AccAXRsh (char *x, int shCount)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- switch(shCount){
- case 0 :
- break;
- case 1 :
- CLRC;
- AccAXRrl1(x); // 0->a:x
- break;
- case 2 :
- CLRC;
- AccAXRrl1(x); // 0->a:x
- CLRC;
- AccAXRrl1(x); // 0->a:x
- break;
- case 3 :
- case 4 :
- case 5 : // AAAAABBB:CCCCCDDD = a:x
- AccRol(8 - shCount); // BBBAAAAA:DDDCCCCC
- emitcode("xch","a,%s",x); // CCCCCDDD:BBBAAAAA
- AccRol(8 - shCount); // DDDCCCCC:BBBAAAAA
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000CCCCC:BBBAAAAA
- emitcode("xrl","a,%s",x); // BBB(CCCCC^AAAAA):BBBAAAAA
- emitcode("xch","a,%s",x); // BBBAAAAA:BBB(CCCCC^AAAAA)
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
- emitcode("xch","a,%s",x); // BBB(CCCCC^AAAAA):000AAAAA
- emitcode("xrl","a,%s",x); // BBBCCCCC:000AAAAA
- emitcode("xch","a,%s",x); // 000AAAAA:BBBCCCCC
- break;
- case 6 : // AABBBBBB:CCDDDDDD
- emitcode("mov","c,acc.7");
- AccAXLrl1(x); // ABBBBBBC:CDDDDDDA
- AccAXLrl1(x); // BBBBBBCC:DDDDDDAA
- emitcode("xch","a,%s",x); // DDDDDDAA:BBBBBBCC
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000000AA:BBBBBBCC
- break;
- case 7 : // ABBBBBBB:CDDDDDDD
- emitcode("mov","c,acc.7"); // c = A
- AccAXLrl1(x); // BBBBBBBC:DDDDDDDA
- emitcode("xch","a,%s",x); // DDDDDDDA:BBBBBBCC
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 0000000A:BBBBBBBC
- break;
- default :
- break;
+ break;
+ case 4:
+ case 5:
+ emitpcode(POC_MOVLW, popGetLit(0x0f));
+ emitpcode(POC_ANDWF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_SWAPF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_SWAPF, popGet(AOP(result),offr));
+ emitpcode(POC_ANDFW, popGet(AOP(result),offr));
+ emitpcode(POC_XORWF, popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr+MSB16));
+ if(shCount >=5) {
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ }
+ break;
+ case 6:
+ emitpcode(POC_RRF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRFW, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ANDLW,popGetLit(0xc0));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr));
+ emitpcode(POC_XORWF,popGet(AOP(result),offr));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ break;
+ case 7:
+ emitpcode(POC_RRFW, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRFW, popGet(AOP(result),offr));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
}
-}
-/*-----------------------------------------------------------------*/
-/* AccAXRshS - right shift signed a:x known count (0..7) */
-/*-----------------------------------------------------------------*/
-static void AccAXRshS (char *x, int shCount)
-{
- symbol *tlbl ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- switch(shCount){
- case 0 :
- break;
- case 1 :
- emitcode("mov","c,acc.7");
- AccAXRrl1(x); // s->a:x
- break;
- case 2 :
- emitcode("mov","c,acc.7");
- AccAXRrl1(x); // s->a:x
- emitcode("mov","c,acc.7");
- AccAXRrl1(x); // s->a:x
- break;
- case 3 :
- case 4 :
- case 5 : // AAAAABBB:CCCCCDDD = a:x
- tlbl = newiTempLabel(NULL);
- AccRol(8 - shCount); // BBBAAAAA:CCCCCDDD
- emitcode("xch","a,%s",x); // CCCCCDDD:BBBAAAAA
- AccRol(8 - shCount); // DDDCCCCC:BBBAAAAA
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000CCCCC:BBBAAAAA
- emitcode("xrl","a,%s",x); // BBB(CCCCC^AAAAA):BBBAAAAA
- emitcode("xch","a,%s",x); // BBBAAAAA:BBB(CCCCC^AAAAA)
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000AAAAA:BBB(CCCCC^AAAAA)
- emitcode("xch","a,%s",x); // BBB(CCCCC^AAAAA):000AAAAA
- emitcode("xrl","a,%s",x); // BBBCCCCC:000AAAAA
- emitcode("xch","a,%s",x); // 000SAAAA:BBBCCCCC
- emitcode("jnb","acc.%d,%05d_DS_",7-shCount,tlbl->key+100);
- emitcode("orl","a,#0x%02x",
- (unsigned char)~SRMask[shCount]); // 111AAAAA:BBBCCCCC
- emitcode("","%05d_DS_:",tlbl->key+100);
- break; // SSSSAAAA:BBBCCCCC
- case 6 : // AABBBBBB:CCDDDDDD
- tlbl = newiTempLabel(NULL);
- emitcode("mov","c,acc.7");
- AccAXLrl1(x); // ABBBBBBC:CDDDDDDA
- AccAXLrl1(x); // BBBBBBCC:DDDDDDAA
- emitcode("xch","a,%s",x); // DDDDDDAA:BBBBBBCC
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 000000AA:BBBBBBCC
- emitcode("jnb","acc.%d,%05d_DS_",7-shCount,tlbl->key+100);
- emitcode("orl","a,#0x%02x",
- (unsigned char)~SRMask[shCount]); // 111111AA:BBBBBBCC
- emitcode("","%05d_DS_:",tlbl->key+100);
- break;
- case 7 : // ABBBBBBB:CDDDDDDD
- tlbl = newiTempLabel(NULL);
- emitcode("mov","c,acc.7"); // c = A
- AccAXLrl1(x); // BBBBBBBC:DDDDDDDA
- emitcode("xch","a,%s",x); // DDDDDDDA:BBBBBBCC
- emitcode("anl","a,#0x%02x",
- SRMask[shCount]); // 0000000A:BBBBBBBC
- emitcode("jnb","acc.%d,%05d_DS_",7-shCount,tlbl->key+100);
- emitcode("orl","a,#0x%02x",
- (unsigned char)~SRMask[shCount]); // 1111111A:BBBBBBBC
- emitcode("","%05d_DS_:",tlbl->key+100);
- break;
- default :
- break;
- }
-}
+ } else {
+ switch(shCount) {
+ case 0:
+ break;
+ case 1:
+ case 2:
+ case 3:
+ /* note, use a mov/add for the shift since the mov has a
+ chance of getting optimized out */
+ emitpcode(POC_MOVFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr));
+ emitpcode(POC_RLFW, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr+MSB16));
+
+ while(--shCount) {
+ emitCLRC;
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ }
+ break;
-/*-----------------------------------------------------------------*/
-/* shiftL2Left2Result - shift left two bytes from left to result */
-/*-----------------------------------------------------------------*/
-static void shiftL2Left2Result (operand *left, int offl,
- operand *result, int offr, int shCount)
-{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if(sameRegs(AOP(result), AOP(left)) &&
- ((offl + MSB16) == offr)){
- /* don't crash result[offr] */
- MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
- emitcode("xch","a,%s", aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
- } else {
- movLeft2Result(left,offl, result, offr, 0);
- MOVA(aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
+ case 4:
+ case 5:
+ emitpcode(POC_SWAPFW,popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_ANDLW, popGetLit(0xF0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_SWAPFW,popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ emitpcode(POC_ANDLW, popGetLit(0xF0));
+ emitpcode(POC_XORWF, popGet(AOP(result),offr));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr+MSB16));
+
+
+ if(shCount == 5) {
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ }
+ break;
+ case 6:
+ emitpcode(POC_RRFW, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRFW, popGet(AOP(result),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+
+ emitpcode(POC_RRF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRFW, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ANDLW,popGetLit(0xc0));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr));
+ emitpcode(POC_XORWF,popGet(AOP(result),offr));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ break;
+ case 7:
+ emitpcode(POC_RRFW, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
}
- /* ax << shCount (x = lsb(result))*/
- AccAXLsh( aopGet(AOP(result),offr,FALSE,FALSE) , shCount);
- aopPut(AOP(result),"a",offr+MSB16);
-}
-
+ }
+}
/*-----------------------------------------------------------------*/
/* shiftR2Left2Result - shift right two bytes from left to result */
/*-----------------------------------------------------------------*/
operand *result, int offr,
int shCount, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if(sameRegs(AOP(result), AOP(left)) &&
- ((offl + MSB16) == offr)){
- /* don't crash result[offr] */
- MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
- emitcode("xch","a,%s", aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
+ int same=0;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ same = pic14_sameRegs(AOP(result), AOP(left));
+
+ if(same && ((offl + MSB16) == offr)){
+ same=1;
+ /* don't crash result[offr] */
+ MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
+ pic14_emitcode("xch","a,%s", aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
+ } else {
+ movLeft2Result(left,offl, result, offr, 0);
+ MOVA(aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
+ }
+ /* a:x >> shCount (x = lsb(result))*/
+/*
+ if(sign)
+ AccAXRshS( aopGet(AOP(result),offr,FALSE,FALSE) , shCount);
+ else {
+ AccAXRsh( aopGet(AOP(result),offr,FALSE,FALSE) , shCount);
+*/
+ switch(shCount) {
+ case 0:
+ break;
+ case 1:
+ case 2:
+ case 3:
+ emitCLRC;
+ if(same) {
+ emitpcode(POC_RRF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF,popGet(AOP(result),offr));
} else {
- movLeft2Result(left,offl, result, offr, 0);
- MOVA(aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
+
+ emitpcode(POC_RRFW, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
}
- /* a:x >> shCount (x = lsb(result))*/
- if(sign)
- AccAXRshS( aopGet(AOP(result),offr,FALSE,FALSE) , shCount);
- else
- AccAXRsh( aopGet(AOP(result),offr,FALSE,FALSE) , shCount);
- if(getDataSize(result) > 1)
- aopPut(AOP(result),"a",offr+MSB16);
+
+ while(--shCount) {
+ emitCLRC;
+ emitpcode(POC_RRF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF,popGet(AOP(result),offr));
+ }
+ break;
+ case 4:
+ case 5:
+ if(same) {
+
+ emitpcode(POC_MOVLW, popGetLit(0xf0));
+ emitpcode(POC_ANDWF, popGet(AOP(result),offr));
+ emitpcode(POC_SWAPF, popGet(AOP(result),offr));
+
+ emitpcode(POC_SWAPF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ANDFW, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_XORWF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr));
+ } else {
+ emitpcode(POC_SWAPF, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x0f));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+
+ emitpcode(POC_SWAPF, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ANDLW, popGetLit(0xf0));
+ emitpcode(POC_XORWF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr));
+ }
+
+ if(shCount >=5) {
+ emitpcode(POC_RRF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RRF, popGet(AOP(result),offr));
+ }
+
+ break;
+
+ case 6:
+ if(same) {
+
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RLFW, popGet(AOP(result),offr));
+ emitpcode(POC_ANDLW,popGetLit(0x03));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_XORWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_XORFW,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ } else {
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RLFW, popGet(AOP(result),offl+MSB16));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RLF, popGet(AOP(result),offr));
+ emitpcode(POC_RLFW, popGet(AOP(result),offr));
+ emitpcode(POC_ANDLW,popGetLit(0x03));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ }
+
+ break;
+ case 7:
+ emitpcode(POC_RLFW, popGet(AOP(left),offl));
+ emitpcode(POC_RLFW, popGet(AOP(left),offl+MSB16));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr));
+ emitpcode(POC_CLRF, popGet(AOP(result),offr+MSB16));
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
+ }
}
+
/*-----------------------------------------------------------------*/
/* shiftLLeftOrResult - shift left one byte from left, or to result*/
/*-----------------------------------------------------------------*/
static void shiftLLeftOrResult (operand *left, int offl,
operand *result, int offr, int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
/* shift left accumulator */
AccLsh(shCount);
/* or with result */
- emitcode("orl","a,%s", aopGet(AOP(result),offr,FALSE,FALSE));
+ pic14_emitcode("orl","a,%s", aopGet(AOP(result),offr,FALSE,FALSE));
/* back to result */
aopPut(AOP(result),"a",offr);
}
static void shiftRLeftOrResult (operand *left, int offl,
operand *result, int offr, int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
MOVA(aopGet(AOP(left),offl,FALSE,FALSE));
/* shift right accumulator */
AccRsh(shCount);
/* or with result */
- emitcode("orl","a,%s", aopGet(AOP(result),offr,FALSE,FALSE));
+ pic14_emitcode("orl","a,%s", aopGet(AOP(result),offr,FALSE,FALSE));
/* back to result */
aopPut(AOP(result),"a",offr);
}
/*-----------------------------------------------------------------*/
static void genlshOne (operand *result, operand *left, int shCount)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
shiftL1Left2Result(left, LSB, result, LSB, shCount);
}
{
int size;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- size = getDataSize(result);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ size = pic14_getDataSize(result);
/* if shCount >= 8 */
if (shCount >= 8) {
else
movLeft2Result(left, LSB, result, MSB16, 0);
}
- aopPut(AOP(result),zero,LSB);
+ emitpcode(POC_CLRF,popGet(AOP(result),LSB));
}
/* 1 <= shCount <= 7 */
char *l;
int size = AOP_SIZE(result);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(size >= LSB+offr){
l = aopGet(AOP(left),LSB,FALSE,FALSE);
MOVA(l);
- emitcode("add","a,acc");
- if (sameRegs(AOP(left),AOP(result)) &&
+ pic14_emitcode("add","a,acc");
+ if (pic14_sameRegs(AOP(left),AOP(result)) &&
size >= MSB16+offr && offr != LSB )
- emitcode("xch","a,%s",
+ pic14_emitcode("xch","a,%s",
aopGet(AOP(left),LSB+offr,FALSE,FALSE));
else
aopPut(AOP(result),"a",LSB+offr);
}
if(size >= MSB16+offr){
- if (!(sameRegs(AOP(result),AOP(left)) && size >= MSB16+offr && offr != LSB) ) {
+ if (!(pic14_sameRegs(AOP(result),AOP(left)) && size >= MSB16+offr && offr != LSB) ) {
l = aopGet(AOP(left),MSB16,FALSE,FALSE);
MOVA(l);
}
- emitcode("rlc","a");
- if (sameRegs(AOP(left),AOP(result)) &&
+ pic14_emitcode("rlc","a");
+ if (pic14_sameRegs(AOP(left),AOP(result)) &&
size >= MSB24+offr && offr != LSB)
- emitcode("xch","a,%s",
+ pic14_emitcode("xch","a,%s",
aopGet(AOP(left),MSB16+offr,FALSE,FALSE));
else
aopPut(AOP(result),"a",MSB16+offr);
}
if(size >= MSB24+offr){
- if (!(sameRegs(AOP(left),AOP(left)) && size >= MSB24+offr && offr != LSB)) {
+ if (!(pic14_sameRegs(AOP(left),AOP(left)) && size >= MSB24+offr && offr != LSB)) {
l = aopGet(AOP(left),MSB24,FALSE,FALSE);
MOVA(l);
}
- emitcode("rlc","a");
- if (sameRegs(AOP(left),AOP(result)) &&
+ pic14_emitcode("rlc","a");
+ if (pic14_sameRegs(AOP(left),AOP(result)) &&
size >= MSB32+offr && offr != LSB )
- emitcode("xch","a,%s",
+ pic14_emitcode("xch","a,%s",
aopGet(AOP(left),MSB24+offr,FALSE,FALSE));
else
aopPut(AOP(result),"a",MSB24+offr);
}
if(size > MSB32+offr){
- if (!(sameRegs(AOP(result),AOP(left)) && size >= MSB32+offr && offr != LSB)) {
+ if (!(pic14_sameRegs(AOP(result),AOP(left)) && size >= MSB32+offr && offr != LSB)) {
l = aopGet(AOP(left),MSB32,FALSE,FALSE);
MOVA(l);
}
- emitcode("rlc","a");
+ pic14_emitcode("rlc","a");
aopPut(AOP(result),"a",MSB32+offr);
}
if(offr != LSB)
{
int size;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
size = AOP_SIZE(result);
/* if shifting more that 3 bytes */
int shCount = (int) floatFromVal (AOP(right)->aopu.aop_lit);
int size;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
freeAsmop(right,NULL,ic,TRUE);
aopOp(left,ic,FALSE);
size = getSize(operandType(result));
#if VIEW_SIZE
- emitcode("; shift left ","result %d, left %d",size,
+ pic14_emitcode("; shift left ","result %d, left %d",size,
AOP_SIZE(left));
#endif
char *l;
symbol *tlbl , *tlbl1;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
right = IC_RIGHT(ic);
left = IC_LEFT(ic);
more that 32 bits make no sense anyway, ( the
largest size of an object can be only 32 bits ) */
- emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("inc","b");
- freeAsmop (right,NULL,ic,TRUE);
+
aopOp(left,ic,FALSE);
aopOp(result,ic,FALSE);
/* now move the left to the result if they are not the
same */
- if (!sameRegs(AOP(left),AOP(result)) &&
+ if (!pic14_sameRegs(AOP(left),AOP(result)) &&
AOP_SIZE(result) > 1) {
size = AOP_SIZE(result);
l = aopGet(AOP(left),offset,FALSE,TRUE);
if (*l == '@' && (IS_AOP_PREG(result))) {
- emitcode("mov","a,%s",l);
+ pic14_emitcode("mov","a,%s",l);
aopPut(AOP(result),"a",offset);
} else
aopPut(AOP(result),l,offset);
}
}
- tlbl = newiTempLabel(NULL);
size = AOP_SIZE(result);
- offset = 0 ;
- tlbl1 = newiTempLabel(NULL);
/* if it is only one byte then */
if (size == 1) {
- symbol *tlbl1 = newiTempLabel(NULL);
+ if(optimized_for_speed) {
+ emitpcode(POC_SWAPFW, popGet(AOP(left),0));
+ emitpcode(POC_ANDLW, popGetLit(0xf0));
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(right),0,FALSE,FALSE),2,0));
+ emitpcode(POC_MOVFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(right),0,FALSE,FALSE),0,0));
+ emitpcode(POC_ADDWF, popGet(AOP(result),0));
+ emitpcode(POC_RLFW, popGet(AOP(result),0));
+ emitpcode(POC_ANDLW, popGetLit(0xfe));
+ emitpcode(POC_ADDFW, popGet(AOP(result),0));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),0,FALSE,FALSE),1,0));
+ emitpcode(POC_ADDWF, popGet(AOP(result),0));
+ } else {
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
- emitcode("add","a,acc");
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
- aopPut(AOP(result),"a",0);
- goto release ;
+ tlbl = newiTempLabel(NULL);
+ if (!pic14_sameRegs(AOP(left),AOP(result))) {
+ emitpcode(POC_MOVFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
+ }
+
+ emitpcode(POC_COMFW, popGet(AOP(right),0));
+ emitpcode(POC_RRF, popGet(AOP(result),0));
+ emitpLabel(tlbl->key);
+ emitpcode(POC_RLF, popGet(AOP(result),0));
+ emitpcode(POC_ADDLW, popGetLit(1));
+ emitSKPC;
+ emitpcode(POC_GOTO,popGetLabel(tlbl->key));
+ }
+ goto release ;
}
+
+ tlbl = newiTempLabel(NULL);
+ offset = 0 ;
+ tlbl1 = newiTempLabel(NULL);
+
reAdjustPreg(AOP(result));
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
l = aopGet(AOP(result),offset,FALSE,FALSE);
MOVA(l);
- emitcode("add","a,acc");
+ pic14_emitcode("add","a,acc");
aopPut(AOP(result),"a",offset++);
while (--size) {
l = aopGet(AOP(result),offset,FALSE,FALSE);
MOVA(l);
- emitcode("rlc","a");
+ pic14_emitcode("rlc","a");
aopPut(AOP(result),"a",offset++);
}
reAdjustPreg(AOP(result));
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
release:
+ freeAsmop (right,NULL,ic,TRUE);
freeAsmop(left,NULL,ic,TRUE);
freeAsmop(result,NULL,ic,TRUE);
}
static void genrshOne (operand *result, operand *left,
int shCount, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
shiftR1Left2Result(left, LSB, result, LSB, shCount, sign);
}
static void genrshTwo (operand *result,operand *left,
int shCount, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if shCount >= 8 */
if (shCount >= 8) {
shCount -= 8 ;
shCount, sign);
else
movLeft2Result(left, MSB16, result, LSB, sign);
- addSign(result, MSB16, sign);
+ if(sign)
+ addSign(result, MSB16, sign);
+ else
+ emitpcode(POC_CLRF,popGet(AOP(result),MSB16));
+
}
/* 1 <= shCount <= 7 */
static void shiftRLong (operand *left, int offl,
operand *result, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if(!sign)
- emitcode("clr","c");
+ pic14_emitcode("clr","c");
MOVA(aopGet(AOP(left),MSB32,FALSE,FALSE));
if(sign)
- emitcode("mov","c,acc.7");
- emitcode("rrc","a");
+ pic14_emitcode("mov","c,acc.7");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",MSB32-offl);
if(offl == MSB16)
/* add sign of "a" */
addSign(result, MSB32, sign);
MOVA(aopGet(AOP(left),MSB24,FALSE,FALSE));
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",MSB24-offl);
MOVA(aopGet(AOP(left),MSB16,FALSE,FALSE));
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",MSB16-offl);
if(offl == LSB){
MOVA(aopGet(AOP(left),LSB,FALSE,FALSE));
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",LSB);
}
}
static void genrshFour (operand *result, operand *left,
int shCount, int sign)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if shifting more that 3 bytes */
if(shCount >= 24 ) {
shCount -= 24;
int shCount = (int) floatFromVal (AOP(right)->aopu.aop_lit);
int size;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
freeAsmop(right,NULL,ic,TRUE);
aopOp(left,ic,FALSE);
aopOp(result,ic,FALSE);
#if VIEW_SIZE
- emitcode("; shift right ","result %d, left %d",AOP_SIZE(result),
+ pic14_emitcode("; shift right ","result %d, left %d",AOP_SIZE(result),
AOP_SIZE(left));
#endif
- size = getDataSize(left);
+ size = pic14_getDataSize(left);
/* test the LEFT size !!! */
/* I suppose that the left size >= result size */
if(shCount == 0){
- size = getDataSize(result);
+ size = pic14_getDataSize(result);
while(size--)
movLeft2Result(left, size, result, size, 0);
}
/* we do it the hard way put the shift count in b
and loop thru preserving the sign */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
right = IC_RIGHT(ic);
left = IC_LEFT(ic);
more that 32 bits make no sense anyway, ( the
largest size of an object can be only 32 bits ) */
- emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("inc","b");
+ pic14_emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("inc","b");
freeAsmop (right,NULL,ic,TRUE);
aopOp(left,ic,FALSE);
aopOp(result,ic,FALSE);
/* now move the left to the result if they are not the
same */
- if (!sameRegs(AOP(left),AOP(result)) &&
+ if (!pic14_sameRegs(AOP(left),AOP(result)) &&
AOP_SIZE(result) > 1) {
size = AOP_SIZE(result);
l = aopGet(AOP(left),offset,FALSE,TRUE);
if (*l == '@' && IS_AOP_PREG(result)) {
- emitcode("mov","a,%s",l);
+ pic14_emitcode("mov","a,%s",l);
aopPut(AOP(result),"a",offset);
} else
aopPut(AOP(result),l,offset);
size = AOP_SIZE(result);
offset = size - 1;
- emitcode("mov","a,%s",aopGet(AOP(left),offset,FALSE,FALSE));
- emitcode("rlc","a");
- emitcode("mov","ov,c");
+ pic14_emitcode("mov","a,%s",aopGet(AOP(left),offset,FALSE,FALSE));
+ pic14_emitcode("rlc","a");
+ pic14_emitcode("mov","ov,c");
/* if it is only one byte then */
if (size == 1) {
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
- emitcode("mov","c,ov");
- emitcode("rrc","a");
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("mov","c,ov");
+ pic14_emitcode("rrc","a");
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
aopPut(AOP(result),"a",0);
goto release ;
}
reAdjustPreg(AOP(result));
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
- emitcode("mov","c,ov");
+ pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("mov","c,ov");
while (size--) {
l = aopGet(AOP(result),offset,FALSE,FALSE);
MOVA(l);
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",offset--);
}
reAdjustPreg(AOP(result));
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
release:
freeAsmop(left,NULL,ic,TRUE);
/* if signed then we do it the hard way preserve the
sign bit moving it inwards */
retype = getSpec(operandType(IC_RESULT(ic)));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (!SPEC_USIGN(retype)) {
genSignedRightShift (ic);
more that 32 bits make no sense anyway, ( the
largest size of an object can be only 32 bits ) */
- emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
- emitcode("inc","b");
- freeAsmop (right,NULL,ic,TRUE);
+ pic14_emitcode("mov","b,%s",aopGet(AOP(right),0,FALSE,FALSE));
+ pic14_emitcode("inc","b");
aopOp(left,ic,FALSE);
aopOp(result,ic,FALSE);
/* now move the left to the result if they are not the
same */
- if (!sameRegs(AOP(left),AOP(result)) &&
+ if (!pic14_sameRegs(AOP(left),AOP(result)) &&
AOP_SIZE(result) > 1) {
size = AOP_SIZE(result);
l = aopGet(AOP(left),offset,FALSE,TRUE);
if (*l == '@' && IS_AOP_PREG(result)) {
- emitcode("mov","a,%s",l);
+ pic14_emitcode("mov","a,%s",l);
aopPut(AOP(result),"a",offset);
} else
aopPut(AOP(result),l,offset);
/* if it is only one byte then */
if (size == 1) {
+/*
l = aopGet(AOP(left),0,FALSE,FALSE);
MOVA(l);
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
CLRC;
- emitcode("rrc","a");
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("rrc","a");
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
aopPut(AOP(result),"a",0);
+*/
+ tlbl = newiTempLabel(NULL);
+ if (!pic14_sameRegs(AOP(left),AOP(result))) {
+ emitpcode(POC_MOVFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
+ }
+
+ emitpcode(POC_COMFW, popGet(AOP(right),0));
+ emitpcode(POC_RLF, popGet(AOP(result),0));
+ emitpLabel(tlbl->key);
+ emitpcode(POC_RRF, popGet(AOP(result),0));
+ emitpcode(POC_ADDLW, popGetLit(1));
+ emitSKPC;
+ emitpcode(POC_GOTO,popGetLabel(tlbl->key));
+
goto release ;
}
reAdjustPreg(AOP(result));
- emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- emitcode("","%05d_DS_:",tlbl->key+100);
+ pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl->key+100);
CLRC;
while (size--) {
l = aopGet(AOP(result),offset,FALSE,FALSE);
MOVA(l);
- emitcode("rrc","a");
+ pic14_emitcode("rrc","a");
aopPut(AOP(result),"a",offset--);
}
reAdjustPreg(AOP(result));
- emitcode("","%05d_DS_:",tlbl1->key+100);
- emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
release:
freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop (right,NULL,ic,TRUE);
freeAsmop(result,NULL,ic,TRUE);
}
sym_link *etype;
int offset = 0 ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
etype = getSpec(operandType(result));
/* read the first byte */
case POINTER:
case IPOINTER:
- emitcode("mov","a,@%s",rname);
+ pic14_emitcode("mov","a,@%s",rname);
break;
case PPOINTER:
- emitcode("movx","a,@%s",rname);
+ pic14_emitcode("movx","a,@%s",rname);
break;
case FPOINTER:
- emitcode("movx","a,@dptr");
+ pic14_emitcode("movx","a,@dptr");
break;
case CPOINTER:
- emitcode("clr","a");
- emitcode("movc","a","@a+dptr");
+ pic14_emitcode("clr","a");
+ pic14_emitcode("movc","a","@a+dptr");
break;
case GPOINTER:
- emitcode("lcall","__gptrget");
+ pic14_emitcode("lcall","__gptrget");
break;
}
/* shift right acc */
AccRsh(shCnt);
- emitcode("anl","a,#0x%02x",
+ pic14_emitcode("anl","a,#0x%02x",
((unsigned char) -1)>>(8 - SPEC_BLEN(etype)));
aopPut(AOP(result),"a",offset);
return ;
switch (ptype) {
case POINTER:
case IPOINTER:
- emitcode("inc","%s",rname);
- emitcode("mov","a,@%s",rname);
+ pic14_emitcode("inc","%s",rname);
+ pic14_emitcode("mov","a,@%s",rname);
break;
case PPOINTER:
- emitcode("inc","%s",rname);
- emitcode("movx","a,@%s",rname);
+ pic14_emitcode("inc","%s",rname);
+ pic14_emitcode("movx","a,@%s",rname);
break;
case FPOINTER:
- emitcode("inc","dptr");
- emitcode("movx","a,@dptr");
+ pic14_emitcode("inc","dptr");
+ pic14_emitcode("movx","a,@dptr");
break;
case CPOINTER:
- emitcode("clr","a");
- emitcode("inc","dptr");
- emitcode("movc","a","@a+dptr");
+ pic14_emitcode("clr","a");
+ pic14_emitcode("inc","dptr");
+ pic14_emitcode("movc","a","@a+dptr");
break;
case GPOINTER:
- emitcode("inc","dptr");
- emitcode("lcall","__gptrget");
+ pic14_emitcode("inc","dptr");
+ pic14_emitcode("lcall","__gptrget");
break;
}
}
if (rlen) {
- emitcode("anl","a,#0x%02x",((unsigned char)-1)>>(-rlen));
+ pic14_emitcode("anl","a,#0x%02x",((unsigned char)-1)>>(-rlen));
aopPut(AOP(result),"a",offset);
}
operand *result,
iCode *ic)
{
- char *l;
- char buffer[256];
- int size , offset = 0;
- aopOp(result,ic,TRUE);
+ int size , offset = 0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* get the string representation of the name */
- l = aopGet(AOP(left),0,FALSE,TRUE);
- size = AOP_SIZE(result);
- // tsd, was l+1 - the underline `_' prefix was being stripped
- while (size--) {
- if (offset)
- sprintf(buffer,"(%s + %d)",l,offset);
- else
- sprintf(buffer,"%s",l);
- aopPut(AOP(result),buffer,offset++);
- }
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+
+ /* optimization - most of the time, left and result are the same
+ * address, but different types. for the pic code, we could omit
+ * the following
+ */
- freeAsmop(left,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
+ aopOp(result,ic,TRUE);
+
+ emitpcode(POC_MOVFW, popGet(AOP(left),0));
+
+ size = AOP_SIZE(result);
+
+ while (size--) {
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ offset++;
+ }
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
-/* genNearPointerGet - emitcode for near pointer fetch */
+/* genNearPointerGet - pic14_emitcode for near pointer fetch */
/*-----------------------------------------------------------------*/
static void genNearPointerGet (operand *left,
operand *result,
sym_link *ltype = operandType(left);
char buffer[80];
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
rtype = operandType(result);
retype= getSpec(rtype);
return ;
}
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
/* if the value is already in a pointer register
then don't need anything more */
if (!AOP_INPREG(AOP(left))) {
/* otherwise get a free pointer register */
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aop = newAsmop(0);
preg = getFreePtr(ic,&aop,FALSE);
- emitcode("mov","%s,%s",
+ pic14_emitcode("mov","%s,%s",
preg->name,
aopGet(AOP(left),0,FALSE,TRUE));
rname = preg->name ;
int size = AOP_SIZE(result);
int offset = 0 ;
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
while (size--) {
if (IS_AOP_PREG(result) || AOP_TYPE(result) == AOP_STK ) {
- emitcode("mov","a,@%s",rname);
+ pic14_emitcode("mov","a,@%s",rname);
aopPut(AOP(result),"a",offset);
} else {
sprintf(buffer,"@%s",rname);
}
offset++ ;
if (size)
- emitcode("inc","%s",rname);
+ pic14_emitcode("inc","%s",rname);
}
}
/* now some housekeeping stuff */
if (aop) {
/* we had to allocate for this iCode */
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
freeAsmop(NULL,aop,ic,TRUE);
} else {
/* we did not allocate which means left
if size > 0 && this could be used again
we have to point it back to where it
belongs */
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (AOP_SIZE(result) > 1 &&
!OP_SYMBOL(left)->remat &&
( OP_SYMBOL(left)->liveTo > ic->seq ||
ic->depth )) {
int size = AOP_SIZE(result) - 1;
while (size--)
- emitcode("dec","%s",rname);
+ pic14_emitcode("dec","%s",rname);
}
}
}
/*-----------------------------------------------------------------*/
-/* genPagedPointerGet - emitcode for paged pointer fetch */
+/* genPagedPointerGet - pic14_emitcode for paged pointer fetch */
/*-----------------------------------------------------------------*/
static void genPagedPointerGet (operand *left,
operand *result,
char *rname ;
sym_link *rtype, *retype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
rtype = operandType(result);
retype= getSpec(rtype);
/* otherwise get a free pointer register */
aop = newAsmop(0);
preg = getFreePtr(ic,&aop,FALSE);
- emitcode("mov","%s,%s",
+ pic14_emitcode("mov","%s,%s",
preg->name,
aopGet(AOP(left),0,FALSE,TRUE));
rname = preg->name ;
while (size--) {
- emitcode("movx","a,@%s",rname);
+ pic14_emitcode("movx","a,@%s",rname);
aopPut(AOP(result),"a",offset);
offset++ ;
if (size)
- emitcode("inc","%s",rname);
+ pic14_emitcode("inc","%s",rname);
}
}
ic->depth )) {
int size = AOP_SIZE(result) - 1;
while (size--)
- emitcode("dec","%s",rname);
+ pic14_emitcode("dec","%s",rname);
}
}
int size, offset ;
sym_link *retype = getSpec(operandType(result));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp(left,ic,FALSE);
if (AOP_TYPE(left) != AOP_STR) {
/* if this is remateriazable */
if (AOP_TYPE(left) == AOP_IMMD)
- emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
+ pic14_emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
else { /* we need to get it byte by byte */
- emitcode("mov","dpl,%s",aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("mov","dph,%s",aopGet(AOP(left),1,FALSE,FALSE));
+ pic14_emitcode("mov","dpl,%s",aopGet(AOP(left),0,FALSE,FALSE));
+ pic14_emitcode("mov","dph,%s",aopGet(AOP(left),1,FALSE,FALSE));
if (options.model == MODEL_FLAT24)
{
- emitcode("mov", "dpx,%s",aopGet(AOP(left),2,FALSE,FALSE));
+ pic14_emitcode("mov", "dpx,%s",aopGet(AOP(left),2,FALSE,FALSE));
}
}
}
offset = 0 ;
while (size--) {
- emitcode("movx","a,@dptr");
+ pic14_emitcode("movx","a,@dptr");
aopPut(AOP(result),"a",offset++);
if (size)
- emitcode("inc","dptr");
+ pic14_emitcode("inc","dptr");
}
}
}
/*-----------------------------------------------------------------*/
-/* emitcodePointerGet - gget value from code space */
+/* pic14_emitcodePointerGet - gget value from code space */
/*-----------------------------------------------------------------*/
-static void emitcodePointerGet (operand *left,
+static void pic14_emitcodePointerGet (operand *left,
operand *result, iCode *ic)
{
int size, offset ;
sym_link *retype = getSpec(operandType(result));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp(left,ic,FALSE);
if (AOP_TYPE(left) != AOP_STR) {
/* if this is remateriazable */
if (AOP_TYPE(left) == AOP_IMMD)
- emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
+ pic14_emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
else { /* we need to get it byte by byte */
- emitcode("mov","dpl,%s",aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("mov","dph,%s",aopGet(AOP(left),1,FALSE,FALSE));
+ pic14_emitcode("mov","dpl,%s",aopGet(AOP(left),0,FALSE,FALSE));
+ pic14_emitcode("mov","dph,%s",aopGet(AOP(left),1,FALSE,FALSE));
if (options.model == MODEL_FLAT24)
{
- emitcode("mov", "dpx,%s",aopGet(AOP(left),2,FALSE,FALSE));
+ pic14_emitcode("mov", "dpx,%s",aopGet(AOP(left),2,FALSE,FALSE));
}
}
}
offset = 0 ;
while (size--) {
- emitcode("clr","a");
- emitcode("movc","a,@a+dptr");
+ pic14_emitcode("clr","a");
+ pic14_emitcode("movc","a,@a+dptr");
aopPut(AOP(result),"a",offset++);
if (size)
- emitcode("inc","dptr");
+ pic14_emitcode("inc","dptr");
}
}
static void genGenPointerGet (operand *left,
operand *result, iCode *ic)
{
- int size, offset ;
- sym_link *retype = getSpec(operandType(result));
+ int size, offset ;
+ sym_link *retype = getSpec(operandType(result));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp(left,ic,FALSE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ aopOp(left,ic,FALSE);
+ aopOp(result,ic,FALSE);
- /* if the operand is already in dptr
- then we do nothing else we move the value to dptr */
- if (AOP_TYPE(left) != AOP_STR) {
- /* if this is remateriazable */
- if (AOP_TYPE(left) == AOP_IMMD) {
- emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
- emitcode("mov","b,#%d",pointerCode(retype));
- }
- else { /* we need to get it byte by byte */
-
- emitpcode(POC_MOVFW,popGet(AOP(left),0,FALSE,FALSE));
- emitpcode(POC_MOVWF,popCopy(&pc_fsr));
- emitcode("movf","%s,w",aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("movwf","FSR");
- /*
- emitcode("mov","dpl,%s",aopGet(AOP(left),0,FALSE,FALSE));
- emitcode("mov","dph,%s",aopGet(AOP(left),1,FALSE,FALSE));
- if (options.model == MODEL_FLAT24)
- {
- emitcode("mov", "dpx,%s",aopGet(AOP(left),2,FALSE,FALSE));
- emitcode("mov","b,%s",aopGet(AOP(left),3,FALSE,FALSE));
- }
- else
- {
- emitcode("mov","b,%s",aopGet(AOP(left),2,FALSE,FALSE));
- }
- */
- }
+
+ DEBUGpic14_AopType(__LINE__,left,NULL,result);
+
+ /* if the operand is already in dptr
+ then we do nothing else we move the value to dptr */
+ if (AOP_TYPE(left) != AOP_STR) {
+ /* if this is remateriazable */
+ if (AOP_TYPE(left) == AOP_IMMD) {
+ pic14_emitcode("mov","dptr,%s",aopGet(AOP(left),0,TRUE,FALSE));
+ pic14_emitcode("mov","b,#%d",pointerCode(retype));
}
- /* so dptr know contains the address */
- freeAsmop(left,NULL,ic,TRUE);
- aopOp(result,ic,FALSE);
+ else { /* we need to get it byte by byte */
- /* if bit then unpack */
- if (IS_BITVAR(retype))
- genUnpackBits(result,"dptr",GPOINTER);
- else {
- size = AOP_SIZE(result);
- offset = 0 ;
+ emitpcode(POC_MOVFW,popGet(AOP(left),0));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_fsr));
- while (size--) {
- emitpcode(POC_MOVFW,popCopy(&pc_fsr));
- emitpcode(POC_MOVWF,popGet(AOP(result),offset++,FALSE,FALSE));
- if(size)
- emitpcode(POC_INCF,popCopy(&pc_fsr));
-/*
- emitcode("movf","indf,w");
- emitcode("movwf","%s",
- aopGet(AOP(result),offset++,FALSE,FALSE));
- if (size)
- emitcode("incf","fsr,f");
-*/
- }
+ size = AOP_SIZE(result);
+ offset = 0 ;
+
+ while(size--) {
+ emitpcode(POC_MOVFW,popCopyReg(&pc_indf));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset++));
+ if(size)
+ emitpcode(POC_INCF,popCopyReg(&pc_fsr));
+ }
+ goto release;
}
+ }
+ /* so dptr know contains the address */
+
+ /* if bit then unpack */
+ if (IS_BITVAR(retype))
+ genUnpackBits(result,"dptr",GPOINTER);
+
+ release:
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
sym_link *type, *etype;
int p_type;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
left = IC_LEFT(ic);
result = IC_RESULT(ic) ;
break;
case CPOINTER:
- emitcodePointerGet (left,result,ic);
+ pic14_emitcodePointerGet (left,result,ic);
break;
case GPOINTER:
int blen, bstr ;
char *l ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
blen = SPEC_BLEN(etype);
bstr = SPEC_BSTR(etype);
switch (p_type) {
case POINTER:
- emitcode ("mov","b,a");
- emitcode("mov","a,@%s",rname);
+ pic14_emitcode ("mov","b,a");
+ pic14_emitcode("mov","a,@%s",rname);
break;
case FPOINTER:
- emitcode ("mov","b,a");
- emitcode("movx","a,@dptr");
+ pic14_emitcode ("mov","b,a");
+ pic14_emitcode("movx","a,@dptr");
break;
case GPOINTER:
- emitcode ("push","b");
- emitcode ("push","acc");
- emitcode ("lcall","__gptrget");
- emitcode ("pop","b");
+ pic14_emitcode ("push","b");
+ pic14_emitcode ("push","acc");
+ pic14_emitcode ("lcall","__gptrget");
+ pic14_emitcode ("pop","b");
break;
}
- emitcode ("anl","a,#0x%02x",(unsigned char)
+ pic14_emitcode ("anl","a,#0x%02x",(unsigned char)
((unsigned char)(0xFF << (blen+bstr)) |
(unsigned char)(0xFF >> (8-bstr)) ) );
- emitcode ("orl","a,b");
+ pic14_emitcode ("orl","a,b");
if (p_type == GPOINTER)
- emitcode("pop","b");
+ pic14_emitcode("pop","b");
}
}
switch (p_type) {
case POINTER:
- emitcode("mov","@%s,a",rname);
+ pic14_emitcode("mov","@%s,a",rname);
break;
case FPOINTER:
- emitcode("movx","@dptr,a");
+ pic14_emitcode("movx","@dptr,a");
break;
case GPOINTER:
- DEBUGemitcode(";lcall","__gptrput");
+ DEBUGpic14_emitcode(";lcall","__gptrput");
break;
}
if ( SPEC_BLEN(etype) <= 8 )
return ;
- emitcode("inc","%s",rname);
+ pic14_emitcode("inc","%s",rname);
rLen = SPEC_BLEN(etype) ;
/* now generate for lengths greater than one byte */
case POINTER:
if (*l == '@') {
MOVA(l);
- emitcode("mov","@%s,a",rname);
+ pic14_emitcode("mov","@%s,a",rname);
} else
- emitcode("mov","@%s,%s",rname,l);
+ pic14_emitcode("mov","@%s,%s",rname,l);
break;
case FPOINTER:
MOVA(l);
- emitcode("movx","@dptr,a");
+ pic14_emitcode("movx","@dptr,a");
break;
case GPOINTER:
MOVA(l);
- DEBUGemitcode(";lcall","__gptrput");
+ DEBUGpic14_emitcode(";lcall","__gptrput");
break;
}
- emitcode ("inc","%s",rname);
+ pic14_emitcode ("inc","%s",rname);
}
MOVA(l);
/* save the byte & read byte */
switch (p_type) {
case POINTER:
- emitcode ("mov","b,a");
- emitcode("mov","a,@%s",rname);
+ pic14_emitcode ("mov","b,a");
+ pic14_emitcode("mov","a,@%s",rname);
break;
case FPOINTER:
- emitcode ("mov","b,a");
- emitcode("movx","a,@dptr");
+ pic14_emitcode ("mov","b,a");
+ pic14_emitcode("movx","a,@dptr");
break;
case GPOINTER:
- emitcode ("push","b");
- emitcode ("push","acc");
- emitcode ("lcall","__gptrget");
- emitcode ("pop","b");
+ pic14_emitcode ("push","b");
+ pic14_emitcode ("push","acc");
+ pic14_emitcode ("lcall","__gptrget");
+ pic14_emitcode ("pop","b");
break;
}
- emitcode ("anl","a,#0x%02x",((unsigned char)-1 << -rLen) );
- emitcode ("orl","a,b");
+ pic14_emitcode ("anl","a,#0x%02x",((unsigned char)-1 << -rLen) );
+ pic14_emitcode ("orl","a,b");
}
if (p_type == GPOINTER)
- emitcode("pop","b");
+ pic14_emitcode("pop","b");
switch (p_type) {
case POINTER:
- emitcode("mov","@%s,a",rname);
+ pic14_emitcode("mov","@%s,a",rname);
break;
case FPOINTER:
- emitcode("movx","@dptr,a");
+ pic14_emitcode("movx","@dptr,a");
break;
case GPOINTER:
- DEBUGemitcode(";lcall","__gptrput");
+ DEBUGpic14_emitcode(";lcall","__gptrput");
break;
}
}
int size, offset = 0 ;
char *l, buffer[256];
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp(right,ic,FALSE);
l = aopGet(AOP(result),0,FALSE,TRUE);
sprintf(buffer,"%s",l);
if (AOP_TYPE(right) == AOP_LIT) {
- unsigned int lit = floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
+ unsigned int lit = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
lit = lit >> (8*offset);
- if(lit) {
- emitcode("movlw","%s",lit);
- emitcode("movwf","%s",buffer);
- } else
- emitcode("clrf","%s",buffer);
+ if(lit&0xff) {
+ pic14_emitcode("movlw","%d",lit);
+ pic14_emitcode("movwf","%s",buffer);
+
+ emitpcode(POC_MOVLW, popGetLit(lit&0xff));
+ emitpcode(POC_MOVWF, popRegFromString(buffer));
+
+ } else {
+ pic14_emitcode("clrf","%s",buffer);
+ emitpcode(POC_CLRF, popRegFromString(buffer));
+ }
}else {
- emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
- emitcode("movwf","%s",buffer);
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s",buffer);
+
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_MOVWF, popRegFromString(buffer));
+
}
offset++;
}
/*-----------------------------------------------------------------*/
-/* genNearPointerSet - emitcode for near pointer put */
+/* genNearPointerSet - pic14_emitcode for near pointer put */
/*-----------------------------------------------------------------*/
static void genNearPointerSet (operand *right,
operand *result,
sym_link *ptype = operandType(result);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
retype= getSpec(operandType(right));
aopOp(result,ic,FALSE);
return;
}
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if the value is already in a pointer register
then don't need anything more */
/* otherwise get a free pointer register */
//aop = newAsmop(0);
//preg = getFreePtr(ic,&aop,FALSE);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- //emitcode("mov","%s,%s",
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ //pic14_emitcode("mov","%s,%s",
// preg->name,
// aopGet(AOP(result),0,FALSE,TRUE));
//rname = preg->name ;
- emitcode("movwf","fsr");
+ pic14_emitcode("movwf","fsr");
}// else
// rname = aopGet(AOP(result),0,FALSE,FALSE);
freeAsmop(result,NULL,ic,TRUE);
aopOp (right,ic,FALSE);
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if bitfield then unpack the bits */
if (IS_BITVAR(retype)) {
int size = AOP_SIZE(right);
int offset = 0 ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
while (size--) {
l = aopGet(AOP(right),offset,FALSE,TRUE);
if (*l == '@' ) {
//MOVA(l);
- //emitcode("mov","@%s,a",rname);
- emitcode("movf","indf,w ;1");
+ //pic14_emitcode("mov","@%s,a",rname);
+ pic14_emitcode("movf","indf,w ;1");
} else {
if (AOP_TYPE(right) == AOP_LIT) {
- unsigned int lit = floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
+ unsigned int lit = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
if(lit) {
- emitcode("movlw","%s",l);
- emitcode("movwf","indf ;2");
+ pic14_emitcode("movlw","%s",l);
+ pic14_emitcode("movwf","indf ;2");
} else
- emitcode("clrf","indf");
+ pic14_emitcode("clrf","indf");
}else {
- emitcode("movf","%s,w",l);
- emitcode("movwf","indf ;2");
+ pic14_emitcode("movf","%s,w",l);
+ pic14_emitcode("movwf","indf ;2");
}
- //emitcode("mov","@%s,%s",rname,l);
+ //pic14_emitcode("mov","@%s,%s",rname,l);
}
if (size)
- emitcode("incf","fsr,f ;3");
- //emitcode("inc","%s",rname);
+ pic14_emitcode("incf","fsr,f ;3");
+ //pic14_emitcode("inc","%s",rname);
offset++;
}
}
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* now some housekeeping stuff */
if (aop) {
/* we had to allocate for this iCode */
if size > 0 && this could be used again
we have to point it back to where it
belongs */
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (AOP_SIZE(right) > 1 &&
!OP_SYMBOL(result)->remat &&
( OP_SYMBOL(result)->liveTo > ic->seq ||
ic->depth )) {
int size = AOP_SIZE(right) - 1;
while (size--)
- emitcode("decf","fsr,f");
- //emitcode("dec","%s",rname);
+ pic14_emitcode("decf","fsr,f");
+ //pic14_emitcode("dec","%s",rname);
}
}
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* done */
freeAsmop(right,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
-/* genPagedPointerSet - emitcode for Paged pointer put */
+/* genPagedPointerSet - pic14_emitcode for Paged pointer put */
/*-----------------------------------------------------------------*/
static void genPagedPointerSet (operand *right,
operand *result,
char *rname , *l;
sym_link *retype;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
retype= getSpec(operandType(right));
/* otherwise get a free pointer register */
aop = newAsmop(0);
preg = getFreePtr(ic,&aop,FALSE);
- emitcode("mov","%s,%s",
+ pic14_emitcode("mov","%s,%s",
preg->name,
aopGet(AOP(result),0,FALSE,TRUE));
rname = preg->name ;
l = aopGet(AOP(right),offset,FALSE,TRUE);
MOVA(l);
- emitcode("movx","@%s,a",rname);
+ pic14_emitcode("movx","@%s,a",rname);
if (size)
- emitcode("inc","%s",rname);
+ pic14_emitcode("inc","%s",rname);
offset++;
}
ic->depth )) {
int size = AOP_SIZE(right) - 1;
while (size--)
- emitcode("dec","%s",rname);
+ pic14_emitcode("dec","%s",rname);
}
}
int size, offset ;
sym_link *retype = getSpec(operandType(right));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp(result,ic,FALSE);
/* if the operand is already in dptr
if (AOP_TYPE(result) != AOP_STR) {
/* if this is remateriazable */
if (AOP_TYPE(result) == AOP_IMMD)
- emitcode("mov","dptr,%s",aopGet(AOP(result),0,TRUE,FALSE));
+ pic14_emitcode("mov","dptr,%s",aopGet(AOP(result),0,TRUE,FALSE));
else { /* we need to get it byte by byte */
- emitcode("mov","dpl,%s",aopGet(AOP(result),0,FALSE,FALSE));
- emitcode("mov","dph,%s",aopGet(AOP(result),1,FALSE,FALSE));
+ pic14_emitcode("mov","dpl,%s",aopGet(AOP(result),0,FALSE,FALSE));
+ pic14_emitcode("mov","dph,%s",aopGet(AOP(result),1,FALSE,FALSE));
if (options.model == MODEL_FLAT24)
{
- emitcode("mov", "dpx,%s",aopGet(AOP(result),2,FALSE,FALSE));
+ pic14_emitcode("mov", "dpx,%s",aopGet(AOP(result),2,FALSE,FALSE));
}
}
}
while (size--) {
char *l = aopGet(AOP(right),offset++,FALSE,FALSE);
MOVA(l);
- emitcode("movx","@dptr,a");
+ pic14_emitcode("movx","@dptr,a");
if (size)
- emitcode("inc","dptr");
+ pic14_emitcode("inc","dptr");
}
}
static void genGenPointerSet (operand *right,
operand *result, iCode *ic)
{
- int size, offset ;
- sym_link *retype = getSpec(operandType(right));
+ int size, offset ;
+ sym_link *retype = getSpec(operandType(right));
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp(result,ic,FALSE);
+ aopOp(result,ic,FALSE);
+ aopOp(right,ic,FALSE);
+ size = AOP_SIZE(right);
- /* if the operand is already in dptr
- then we do nothing else we move the value to dptr */
- if (AOP_TYPE(result) != AOP_STR) {
- /* if this is remateriazable */
- if (AOP_TYPE(result) == AOP_IMMD) {
- emitcode("mov","dptr,%s",aopGet(AOP(result),0,TRUE,FALSE));
- emitcode("mov","b,%s + 1",aopGet(AOP(result),0,TRUE,FALSE));
- }
- else { /* we need to get it byte by byte */
- char *l = aopGet(AOP(result),0,FALSE,FALSE);
+ DEBUGpic14_AopType(__LINE__,NULL,right,result);
- if(strcmp("FSR",l))
- emitpcode(POC_MOVLW ,popGet(AOP(result),0,FALSE,FALSE));
- emitpcode(POC_MOVWF,popCopy(&pc_indf));
+ /* if the operand is already in dptr
+ then we do nothing else we move the value to dptr */
+ if (AOP_TYPE(result) != AOP_STR) {
+ /* if this is remateriazable */
+ if (AOP_TYPE(result) == AOP_IMMD) {
+ pic14_emitcode("mov","dptr,%s",aopGet(AOP(result),0,TRUE,FALSE));
+ pic14_emitcode("mov","b,%s + 1",aopGet(AOP(result),0,TRUE,FALSE));
+ }
+ else { /* we need to get it byte by byte */
+ //char *l = aopGet(AOP(result),0,FALSE,FALSE);
+ size = AOP_SIZE(right);
+ offset = 0 ;
- if(strcmp("FSR",l))
- emitcode("movlw","%s",aopGet(AOP(result),0,FALSE,FALSE));
+ /* hack hack! see if this the FSR. If so don't load W */
+ if(AOP_TYPE(right) != AOP_ACC) {
+
+ emitpcode(POC_MOVFW,popGet(AOP(result),0));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_fsr));
+
+ //if(size==2)
+ //emitpcode(POC_DECF,popCopyReg(&pc_fsr));
+ //if(size==4) {
+ // emitpcode(POC_MOVLW,popGetLit(0xfd));
+ // emitpcode(POC_ADDWF,popCopyReg(&pc_fsr));
+ //}
+
+ while(size--) {
+ emitpcode(POC_MOVFW,popGet(AOP(right),offset++));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_indf));
+
+ if(size)
+ emitpcode(POC_INCF,popCopyReg(&pc_fsr));
+ }
+
+
+ goto release;
+ }
+
+ if(aopIdx(AOP(result),0) != 4) {
+
+ emitpcode(POC_MOVWF,popCopyReg(&pc_indf));
+ goto release;
+ }
+
+ emitpcode(POC_MOVWF,popCopyReg(&pc_indf));
+ goto release;
- emitcode("movwf","INDF");
- }
}
- /* so dptr know contains the address */
- freeAsmop(result,NULL,ic,TRUE);
- aopOp(right,ic,FALSE);
+ }
+ /* so dptr know contains the address */
- /* if bit then unpack */
- if (IS_BITVAR(retype))
- genPackBits(retype,right,"dptr",GPOINTER);
- else {
- size = AOP_SIZE(right);
- offset = 0 ;
- while (--size) {
- char *l = aopGet(AOP(right),offset++,FALSE,FALSE);
- if(size)
- emitcode("incf","fsr,f");
- emitcode("movf","%s,w",aopGet(AOP(right),offset++,FALSE,FALSE));
- emitcode("movwf","indf");
- //MOVA(l);
- //DEBUGemitcode(";lcall","__gptrput");
- //if (size)
- // emitcode("inc","dptr");
- }
+ /* if bit then unpack */
+ if (IS_BITVAR(retype))
+ genPackBits(retype,right,"dptr",GPOINTER);
+ else {
+ size = AOP_SIZE(right);
+ offset = 0 ;
+
+ while (--size) {
+ //char *l = aopGet(AOP(right),offset++,FALSE,FALSE);
+ if(size)
+ pic14_emitcode("incf","fsr,f");
+ pic14_emitcode("movf","%s,w",aopGet(AOP(right),offset++,FALSE,FALSE));
+ pic14_emitcode("movwf","indf");
+ //MOVA(l);
+ //DEBUGpic14_emitcode(";lcall","__gptrput");
+ //if (size)
+ // pic14_emitcode("inc","dptr");
}
+ }
- freeAsmop(right,NULL,ic,TRUE);
+ release:
+ freeAsmop(right,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
sym_link *type, *etype;
int p_type;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
right = IC_RIGHT(ic);
result = IC_RESULT(ic) ;
/*-----------------------------------------------------------------*/
static void genIfx (iCode *ic, iCode *popIc)
{
- operand *cond = IC_COND(ic);
- int isbit =0;
+ operand *cond = IC_COND(ic);
+ int isbit =0;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp(cond,ic,FALSE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* get the value into acc */
- if (AOP_TYPE(cond) != AOP_CRY)
- toBoolean(cond);
- else
- isbit = 1;
- /* the result is now in the accumulator */
- freeAsmop(cond,NULL,ic,TRUE);
-
- /* if there was something to be popped then do it */
- if (popIc)
- genIpop(popIc);
+ aopOp(cond,ic,FALSE);
- /* if the condition is a bit variable */
- if (isbit && IS_ITEMP(cond) &&
- SPIL_LOC(cond)) {
- genIfxJump(ic,SPIL_LOC(cond)->rname);
- DEBUGemitcode ("; isbit SPIL_LOC","%s",SPIL_LOC(cond)->rname);
- }
- else {
- /*
- if (isbit && !IS_ITEMP(cond))
- DEBUGemitcode ("; isbit OP_SYM","%s",OP_SYMBOL(cond)->rname);
- else
- DEBUGemitcode ("; isbit","a");
- */
+ /* get the value into acc */
+ if (AOP_TYPE(cond) != AOP_CRY)
+ pic14_toBoolean(cond);
+ else
+ isbit = 1;
+ /* the result is now in the accumulator */
+ freeAsmop(cond,NULL,ic,TRUE);
+
+ /* if there was something to be popped then do it */
+ if (popIc)
+ genIpop(popIc);
+
+ /* if the condition is a bit variable */
+ if (isbit && IS_ITEMP(cond) &&
+ SPIL_LOC(cond)) {
+ genIfxJump(ic,SPIL_LOC(cond)->rname);
+ DEBUGpic14_emitcode ("; isbit SPIL_LOC","%s",SPIL_LOC(cond)->rname);
+ }
+ else {
+ if (isbit && !IS_ITEMP(cond))
+ genIfxJump(ic,OP_SYMBOL(cond)->rname);
+ else
+ genIfxJump(ic,"a");
+ }
+ ic->generated = 1;
- if (isbit && !IS_ITEMP(cond))
- genIfxJump(ic,OP_SYMBOL(cond)->rname);
- else
- genIfxJump(ic,"a");
- }
- ic->generated = 1;
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genAddrOf (iCode *ic)
{
- symbol *sym = OP_SYMBOL(IC_LEFT(ic));
- int size, offset ;
+ //symbol *sym = OP_SYMBOL(IC_LEFT(ic));
+ operand *right, *result, *left;
+ //int size, offset ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- aopOp(IC_RESULT(ic),ic,FALSE);
- /* if the operand is on the stack then we
- need to get the stack offset of this
- variable */
- if (sym->onStack) {
- /* if it has an offset then we need to compute
- it */
- if (sym->stack) {
- emitcode("mov","a,_bp");
- emitcode("add","a,#0x%02x",((char) sym->stack & 0xff));
- aopPut(AOP(IC_RESULT(ic)),"a",0);
- } else {
- /* we can just move _bp */
- aopPut(AOP(IC_RESULT(ic)),"_bp",0);
- }
- /* fill the result with zero */
- size = AOP_SIZE(IC_RESULT(ic)) - 1;
-
-
- if (options.stack10bit && size < (FPTRSIZE - 1))
- {
- fprintf(stderr,
- "*** warning: pointer to stack var truncated.\n");
- }
-
- offset = 1;
- while (size--)
- {
- /* Yuck! */
- if (options.stack10bit && offset == 2)
- {
- aopPut(AOP(IC_RESULT(ic)),"#0x40", offset++);
- }
- else
- {
- aopPut(AOP(IC_RESULT(ic)),zero,offset++);
- }
- }
+ //aopOp(IC_RESULT(ic),ic,FALSE);
- goto release;
- }
+ aopOp((left=IC_LEFT(ic)),ic,FALSE);
+ aopOp((right=IC_RIGHT(ic)),ic,FALSE);
+ aopOp((result=IC_RESULT(ic)),ic,TRUE);
- /* object not on stack then we need the name */
- size = AOP_SIZE(IC_RESULT(ic));
- offset = 0;
+ DEBUGpic14_AopType(__LINE__,left,right,result);
- while (size--) {
- char s[SDCC_NAME_MAX];
- if (offset)
- sprintf(s,"#(%s >> %d)",
- sym->rname,
- offset*8);
- else
- sprintf(s,"#%s",sym->rname);
- aopPut(AOP(IC_RESULT(ic)),s,offset++);
- }
+ emitpcode(POC_MOVLW, popGet(AOP(left),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
-release:
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
+#if 0
+ /* object not on stack then we need the name */
+ size = AOP_SIZE(IC_RESULT(ic));
+ offset = 0;
+
+ while (size--) {
+ char s[SDCC_NAME_MAX];
+ if (offset)
+ sprintf(s,"#(%s >> %d)",
+ sym->rname,
+ offset*8);
+ else
+ sprintf(s,"#%s",sym->rname);
+ aopPut(AOP(IC_RESULT(ic)),s,offset++);
+ }
+#endif
+
+
+ // freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
+ freeAsmop(left,NULL,ic,FALSE);
+ freeAsmop(result,NULL,ic,TRUE);
}
while (size--) {
l = aopGet(AOP(right),offset++,FALSE,FALSE);
MOVA(l);
- emitcode ("push","acc");
+ pic14_emitcode ("push","acc");
}
freeAsmop(right,NULL,ic,FALSE);
aopOp(result,ic,FALSE);
size = AOP_SIZE(result);
while (size--) {
- emitcode ("pop","acc");
+ pic14_emitcode ("pop","acc");
aopPut(AOP(result),"a",--offset);
}
freeAsmop(result,NULL,ic,FALSE);
/*-----------------------------------------------------------------*/
static void genAssign (iCode *ic)
{
- operand *result, *right;
- int size, offset ;
- unsigned long lit = 0L;
+ operand *result, *right;
+ int size, offset,know_W;
+ unsigned long lit = 0L;
- result = IC_RESULT(ic);
- right = IC_RIGHT(ic) ;
+ result = IC_RESULT(ic);
+ right = IC_RIGHT(ic) ;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if they are the same */
- if (operandsEqu (IC_RESULT(ic),IC_RIGHT(ic)))
- return ;
+ /* if they are the same */
+ if (operandsEqu (IC_RESULT(ic),IC_RIGHT(ic)))
+ return ;
- aopOp(right,ic,FALSE);
- aopOp(result,ic,TRUE);
+ aopOp(right,ic,FALSE);
+ aopOp(result,ic,TRUE);
- /* if they are the same registers */
- if (sameRegs(AOP(right),AOP(result)))
- goto release;
+ DEBUGpic14_AopType(__LINE__,NULL,right,result);
- /* if the result is a bit */
- if (AOP_TYPE(result) == AOP_CRY) {
+ /* if they are the same registers */
+ if (pic14_sameRegs(AOP(right),AOP(result)))
+ goto release;
- /* if the right size is a literal then
- we know what the value is */
- if (AOP_TYPE(right) == AOP_LIT) {
+ /* if the result is a bit */
+ if (AOP_TYPE(result) == AOP_CRY) {
+
+ /* if the right size is a literal then
+ we know what the value is */
+ if (AOP_TYPE(right) == AOP_LIT) {
- emitpcode( ( ((int) operandLitValue(right)) ? POC_BSF : POC_BCF),
- popGet(AOP(result),0,FALSE,FALSE));
+ emitpcode( ( ((int) operandLitValue(right)) ? POC_BSF : POC_BCF),
+ popGet(AOP(result),0));
- if (((int) operandLitValue(right)))
- emitcode("bsf","(%s >> 3),(%s & 7)",
+ if (((int) operandLitValue(right)))
+ pic14_emitcode("bsf","(%s >> 3),(%s & 7)",
AOP(result)->aopu.aop_dir,
AOP(result)->aopu.aop_dir);
- else
- emitcode("bcf","(%s >> 3),(%s & 7)",
- AOP(result)->aopu.aop_dir,
- AOP(result)->aopu.aop_dir);
- goto release;
- }
+ else
+ pic14_emitcode("bcf","(%s >> 3),(%s & 7)",
+ AOP(result)->aopu.aop_dir,
+ AOP(result)->aopu.aop_dir);
+ goto release;
+ }
- /* the right is also a bit variable */
- if (AOP_TYPE(right) == AOP_CRY) {
- emitpcode(POC_BCF, popGet(AOP(result),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(right),0,FALSE,FALSE));
- emitpcode(POC_BCF, popGet(AOP(result),0,FALSE,FALSE));
-
- emitcode("bcf","(%s >> 3),(%s & 7)",
- AOP(result)->aopu.aop_dir,
- AOP(result)->aopu.aop_dir);
- emitcode("btfsc","(%s >> 3),(%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
- emitcode("bsf","(%s >> 3),(%s & 7)",
- AOP(result)->aopu.aop_dir,
- AOP(result)->aopu.aop_dir);
- goto release ;
- }
+ /* the right is also a bit variable */
+ if (AOP_TYPE(right) == AOP_CRY) {
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSC, popGet(AOP(right),0));
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+
+ pic14_emitcode("bcf","(%s >> 3),(%s & 7)",
+ AOP(result)->aopu.aop_dir,
+ AOP(result)->aopu.aop_dir);
+ pic14_emitcode("btfsc","(%s >> 3),(%s & 7)",
+ AOP(right)->aopu.aop_dir,
+ AOP(right)->aopu.aop_dir);
+ pic14_emitcode("bsf","(%s >> 3),(%s & 7)",
+ AOP(result)->aopu.aop_dir,
+ AOP(result)->aopu.aop_dir);
+ goto release ;
+ }
+
+ /* we need to or */
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ pic14_toBoolean(right);
+ emitSKPZ;
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+ //aopPut(AOP(result),"a",0);
+ goto release ;
+ }
- /* we need to or */
- toBoolean(right);
- aopPut(AOP(result),"a",0);
- goto release ;
- }
+ /* bit variables done */
+ /* general case */
+ size = AOP_SIZE(result);
+ offset = 0 ;
+ if(AOP_TYPE(right) == AOP_LIT)
+ lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
+
+ if( AOP_TYPE(right) == AOP_DIR && (AOP_TYPE(result) == AOP_REG) && size==1) {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if(aopIdx(AOP(result),0) == 4) {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ goto release;
+ } else
+ DEBUGpic14_emitcode ("; WARNING","%s %d ignoring register storage",__FUNCTION__,__LINE__);
+ }
- /* bit variables done */
- /* general case */
- size = AOP_SIZE(result);
- offset = 0 ;
- if(AOP_TYPE(right) == AOP_LIT)
- lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
- if((AOP_TYPE(result) != AOP_REG) &&
- (AOP_TYPE(right) == AOP_LIT) &&
- !IS_FLOAT(operandType(right)) &&
- (lit < 256L)){
+ know_W=-1;
+ while (size--) {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if(AOP_TYPE(right) == AOP_LIT) {
+ if(lit&0xff) {
+ if(know_W != (lit&0xff))
+ emitpcode(POC_MOVLW,popGetLit(lit&0xff));
+ know_W = lit&0xff;
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ } else
+ emitpcode(POC_CLRF, popGet(AOP(result),offset));
- while (size--) {
- if((unsigned int)((lit >> (size*8)) & 0x0FFL)== 0) {
- //emitcode("clrf","%s", aopGet(AOP(result),size,FALSE,FALSE));
- emitpcode(POC_CLRF,popGet(AOP(result),size,FALSE,FALSE));
- }else {
- emitpcode(POC_MOVLW,popGet(AOP(right),size,FALSE,FALSE));
- emitpcode(POC_MOVWF,popGet(AOP(result),size,FALSE,FALSE));
- //emitcode("movlw","%s", aopGet(AOP(right),size,FALSE,FALSE));
- //emitcode("movwf","%s", aopGet(AOP(result),size,FALSE,FALSE));
- }
- }
+ lit >>= 8;
+
+ } else if (AOP_TYPE(right) == AOP_CRY) {
+ emitpcode(POC_CLRF, popGet(AOP(result),offset));
+ if(offset == 0) {
+ emitpcode(POC_BTFSS, popGet(AOP(right),0));
+ emitpcode(POC_INCF, popGet(AOP(result),0));
+ }
} else {
- while (size--) {
- if(AOP_TYPE(right) == AOP_LIT)
- emitpcode(POC_MOVLW, popGet(AOP(right),offset,FALSE,FALSE));
- //emitcode("movlw","%s", aopGet(AOP(right),offset,FALSE,FALSE));
- else
- emitpcode(POC_MOVFW, popGet(AOP(right),offset,FALSE,FALSE));
- //emitcode("movf","%s,w", aopGet(AOP(right),offset,FALSE,FALSE));
-
- emitpcode(POC_MOVWF, popGet(AOP(result),offset,FALSE,FALSE));
- //emitcode("movwf","%s", aopGet(AOP(result),offset,FALSE,FALSE));
- offset++;
- }
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
}
+
+ offset++;
+ }
+
-release:
- freeAsmop (right,NULL,ic,FALSE);
- freeAsmop (result,NULL,ic,TRUE);
+ release:
+ freeAsmop (right,NULL,ic,FALSE);
+ freeAsmop (result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
symbol *jtab;
char *l;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
aopOp(IC_JTCOND(ic),ic,FALSE);
/* get the condition into accumulator */
l = aopGet(AOP(IC_JTCOND(ic)),0,FALSE,FALSE);
MOVA(l);
/* multiply by three */
- emitcode("add","a,acc");
- emitcode("add","a,%s",aopGet(AOP(IC_JTCOND(ic)),0,FALSE,FALSE));
- freeAsmop(IC_JTCOND(ic),NULL,ic,TRUE);
+ pic14_emitcode("add","a,acc");
+ pic14_emitcode("add","a,%s",aopGet(AOP(IC_JTCOND(ic)),0,FALSE,FALSE));
jtab = newiTempLabel(NULL);
- emitcode("mov","dptr,#%05d_DS_",jtab->key+100);
- emitcode("jmp","@a+dptr");
- emitcode("","%05d_DS_:",jtab->key+100);
+ pic14_emitcode("mov","dptr,#%05d_DS_",jtab->key+100);
+ pic14_emitcode("jmp","@a+dptr");
+ pic14_emitcode("","%05d_DS_:",jtab->key+100);
+
+ emitpcode(POC_MOVLW, popGetLabel(jtab->key));
+ emitpcode(POC_ADDFW, popGet(AOP(IC_JTCOND(ic)),0));
+ emitSKPNC;
+ emitpcode(POC_INCF, popCopyReg(&pc_pclath));
+ emitpcode(POC_MOVWF, popCopyReg(&pc_pcl));
+ emitpLabel(jtab->key);
+
+ freeAsmop(IC_JTCOND(ic),NULL,ic,TRUE);
+
/* now generate the jump labels */
for (jtab = setFirstItem(IC_JTLABELS(ic)) ; jtab;
- jtab = setNextItem(IC_JTLABELS(ic)))
- emitcode("ljmp","%05d_DS_",jtab->key+100);
+ jtab = setNextItem(IC_JTLABELS(ic))) {
+ pic14_emitcode("ljmp","%05d_DS_",jtab->key+100);
+ emitpcode(POC_GOTO,popGetLabel(jtab->key));
+
+ }
}
iCode *nextic;
operand *nextright=NULL,*nextleft=NULL,*nextresult=NULL;
- emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+ pic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
nextic = ic->next;
if(!nextic)
aopOp(nextleft, nextic, FALSE);
aopOp(nextresult, nextic, FALSE);
- if (sameRegs(AOP(IC_RESULT(ic)), AOP(IC_RIGHT(nextic)))) {
+ if (pic14_sameRegs(AOP(IC_RESULT(ic)), AOP(IC_RIGHT(nextic)))) {
operand *t = right;
right = nextright;
nextright = t;
- emitcode(";remove right +","");
+ pic14_emitcode(";remove right +","");
- } else if (sameRegs(AOP(IC_RESULT(ic)), AOP(IC_LEFT(nextic)))) {
+ } else if (pic14_sameRegs(AOP(IC_RESULT(ic)), AOP(IC_LEFT(nextic)))) {
/*
operand *t = right;
right = nextleft;
nextleft = t;
*/
- emitcode(";remove left +","");
+ pic14_emitcode(";remove left +","");
} else
return 0;
switch(nextic->op) {
case '+':
- emitcode(";optimize a +","");
+ pic14_emitcode(";optimize a +","");
/* if unsigned or not an integral type */
if (AOP_TYPE(IC_LEFT(nextic)) == AOP_CRY) {
- emitcode(";add a bit to something","");
+ pic14_emitcode(";add a bit to something","");
} else {
- emitcode("movf","%s,w",AOP(nextright)->aopu.aop_dir);
+ pic14_emitcode("movf","%s,w",AOP(nextright)->aopu.aop_dir);
- if (!sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ) {
- emitcode("addwf","%s,w",AOP(nextleft)->aopu.aop_dir);
- emitcode("movwf","%s",aopGet(AOP(IC_RESULT(nextic)),0,FALSE,FALSE));
+ if (!pic14_sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ) {
+ pic14_emitcode("addwf","%s,w",AOP(nextleft)->aopu.aop_dir);
+ pic14_emitcode("movwf","%s",aopGet(AOP(IC_RESULT(nextic)),0,FALSE,FALSE));
} else
- emitcode("addwf","%s,f",AOP(nextleft)->aopu.aop_dir);
+ pic14_emitcode("addwf","%s,f",AOP(nextleft)->aopu.aop_dir);
offset = 0;
while(--big) {
offset++;
if(--small) {
- if (!sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ){
- emitcode("movf","%s,w",aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
- emitcode("movwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
+ if (!pic14_sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ){
+ pic14_emitcode("movf","%s,w",aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
}
- emitcode("movf","%s,w", aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
+ pic14_emitcode("movf","%s,w", aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
emitSKPNC;
- emitcode("btfsc","(%s >> 3), (%s & 7)",
+ pic14_emitcode("btfsc","(%s >> 3), (%s & 7)",
AOP(IC_RIGHT(nextic))->aopu.aop_dir,
AOP(IC_RIGHT(nextic))->aopu.aop_dir);
- emitcode(" incf","%s,w", aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
- emitcode("movwf","%s", aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE));
+ pic14_emitcode(" incf","%s,w", aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s", aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE));
} else {
- emitcode("rlf","known_zero,w");
+ pic14_emitcode("rlf","known_zero,w");
/*
if right is signed
btfsc right,7
addlw ff
*/
- if (!sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ){
- emitcode("addwf","%s,w",aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
- emitcode("movwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
+ if (!pic14_sameRegs(AOP(IC_LEFT(nextic)), AOP(IC_RESULT(nextic))) ){
+ pic14_emitcode("addwf","%s,w",aopGet(AOP(IC_LEFT(nextic)),offset,FALSE,FALSE));
+ pic14_emitcode("movwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
} else {
- emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
+ pic14_emitcode("addwf","%s,f",aopGet(AOP(IC_RESULT(nextic)),offset,FALSE,FALSE) );
}
}
}
{
operand *result = IC_RESULT(ic);
sym_link *ctype = operandType(IC_LEFT(ic));
+ sym_link *rtype = operandType(IC_RIGHT(ic));
operand *right = IC_RIGHT(ic);
int size, offset ;
- DEBUGemitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
/* if they are equivalent then do nothing */
if (operandsEqu(IC_RESULT(ic),IC_RIGHT(ic)))
return ;
aopOp(right,ic,FALSE) ;
aopOp(result,ic,FALSE);
+ DEBUGpic14_AopType(__LINE__,NULL,right,result);
+
/* if the result is a bit */
if (AOP_TYPE(result) == AOP_CRY) {
/* if the right size is a literal then
if (AOP_TYPE(right) == AOP_LIT) {
emitpcode( ( ((int) operandLitValue(right)) ? POC_BSF : POC_BCF),
- popGet(AOP(result),0,FALSE,FALSE));
+ popGet(AOP(result),0));
if (((int) operandLitValue(right)))
- emitcode("bsf","(%s >> 3), (%s & 7)",
+ pic14_emitcode("bsf","(%s >> 3), (%s & 7)",
AOP(result)->aopu.aop_dir,
AOP(result)->aopu.aop_dir);
else
- emitcode("bcf","(%s >> 3), (%s & 7)",
+ pic14_emitcode("bcf","(%s >> 3), (%s & 7)",
AOP(result)->aopu.aop_dir,
AOP(result)->aopu.aop_dir);
if (AOP_TYPE(right) == AOP_CRY) {
emitCLRC;
- emitpcode(POC_BTFSC, popGet(AOP(right),0,FALSE,FALSE));
+ emitpcode(POC_BTFSC, popGet(AOP(right),0));
- emitcode("clrc","");
- emitcode("btfsc","(%s >> 3), (%s & 7)",
+ pic14_emitcode("clrc","");
+ pic14_emitcode("btfsc","(%s >> 3), (%s & 7)",
AOP(right)->aopu.aop_dir,
AOP(right)->aopu.aop_dir);
aopPut(AOP(result),"c",0);
}
/* we need to or */
- toBoolean(right);
- aopPut(AOP(result),"a",0);
+ if (AOP_TYPE(right) == AOP_REG) {
+ emitpcode(POC_BCF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),0,FALSE,FALSE),0,0));
+ emitpcode(POC_BSF, popGet(AOP(result),0));
+ }
+ pic14_toBoolean(right);
+ aopPut(AOP(result),"a",0);
goto release ;
}
+ if ((AOP_TYPE(right) == AOP_CRY) && (AOP_TYPE(result) == AOP_REG)) {
+ int offset = 1;
+ size = AOP_SIZE(result);
+
+ emitpcode(POC_CLRF, popGet(AOP(result),0));
+ emitpcode(POC_BTFSC, popGet(AOP(right),0));
+ emitpcode(POC_INCF, popGet(AOP(result),0));
+
+ while (size--)
+ emitpcode(POC_CLRF, popGet(AOP(result),offset++));
+
+ goto release;
+ }
+
/* if they are the same size : or less */
if (AOP_SIZE(result) <= AOP_SIZE(right)) {
/* if they are in the same place */
- if (sameRegs(AOP(right),AOP(result)))
+ if (pic14_sameRegs(AOP(right),AOP(result)))
goto release;
/* if they in different places then copy */
}
- if (AOP_TYPE(right) == AOP_CRY) {
- int offset = 1;
- size = AOP_SIZE(right);
-
- emitpcode(POC_CLRF, popGet(AOP(result),0,FALSE,FALSE));
- emitpcode(POC_BTFSC, popGet(AOP(right),0,FALSE,FALSE));
- emitpcode(POC_INCF, popGet(AOP(result),0,FALSE,FALSE));
-
- emitcode("clrf","%s ; %d", aopGet(AOP(result),0,FALSE,FALSE),__LINE__);
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
- emitcode("incf","%s,f", aopGet(AOP(result),0,FALSE,FALSE),__LINE__);
- while (size--) {
- emitcode("clrf","%s;%d", aopGet(AOP(result),offset,FALSE,FALSE),__LINE__);
- emitpcode(POC_CLRF, popGet(AOP(result),offset++,FALSE,FALSE));
- }
- goto release;
- }
/* so we now know that the size of destination is greater
than the size of the source.
size = AOP_SIZE(right);
offset = 0 ;
while (size--) {
- emitcode(";","%d",__LINE__);
- aopPut(AOP(result),
- aopGet(AOP(right),offset,FALSE,FALSE),
- offset);
- offset++;
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ offset++;
}
/* now depending on the sign of the destination */
size = AOP_SIZE(result) - AOP_SIZE(right);
/* if unsigned or not an integral type */
- if (SPEC_USIGN(ctype) || !IS_SPEC(ctype)) {
- while (size--) {
- emitpcode(POC_CLRF, popGet(AOP(result),offset++,FALSE,FALSE));
- emitcode("clrf","%s ;%d",aopGet(AOP(result),offset++,FALSE,FALSE),__LINE__);
- }
+ if (SPEC_USIGN(rtype) || !IS_SPEC(rtype)) {
+ while (size--)
+ emitpcode(POC_CLRF, popGet(AOP(result),offset++));
} else {
/* we need to extend the sign :{ */
- //char *l = aopGet(AOP(right),AOP_SIZE(right) - 1,FALSE,FALSE);
- //MOVA(l);
- emitpcode(POC_CLRW, NULL);
- emitpcode(POC_BTFSC, popGet(AOP(right),0,FALSE,FALSE));
- emitpcode(POC_MOVLW, popGetLit(0xff));
+ if(size == 1) {
+ /* Save one instruction of casting char to int */
+ emitpcode(POC_CLRF, popGet(AOP(result),offset));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),offset-1,FALSE,FALSE),7,0));
+ emitpcode(POC_DECF, popGet(AOP(result),offset));
+ } else {
+ emitpcodeNULLop(POC_CLRW);
- emitcode("clrw","");
- emitcode("btfsc","(%s >> 3), (%s & 7)",
- AOP(right)->aopu.aop_dir,
- AOP(right)->aopu.aop_dir);
- emitcode("movlw","0xff");
- while (size--) {
- emitpcode(POC_MOVWF, popGet(AOP(result),offset++,FALSE,FALSE));
- emitcode("movwf","%s",aopGet(AOP(result),offset++,FALSE,FALSE));
- // aopPut(AOP(result),"a",offset++);
- }
+ if(offset)
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),offset-1,FALSE,FALSE),7,0));
+ else
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(right),offset,FALSE,FALSE),7,0));
+
+ emitpcode(POC_MOVLW, popGetLit(0xff));
+ while (size--)
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset++));
+ }
}
- /* we are done hurray !!!! */
-
release:
freeAsmop(right,NULL,ic,TRUE);
freeAsmop(result,NULL,ic,TRUE);
static int genDjnz (iCode *ic, iCode *ifx)
{
symbol *lbl, *lbl1;
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (!ifx)
return 0;
aopOp(IC_RESULT(ic),ic,FALSE);
if (IS_AOP_PREG(IC_RESULT(ic))) {
- emitcode("dec","%s",
+ pic14_emitcode("dec","%s",
aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode("mov","a,%s",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode("jnz","%05d_DS_",lbl->key+100);
+ pic14_emitcode("mov","a,%s",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
+ pic14_emitcode("jnz","%05d_DS_",lbl->key+100);
} else {
- emitpcode(POC_DECFSZ,popGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
+ emitpcode(POC_DECFSZ,popGet(AOP(IC_RESULT(ic)),0));
emitpcode(POC_GOTO,popGetLabel(IC_TRUE(ifx)->key));
- emitcode("decfsz","%s,f",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
- emitcode ("goto","_%05d_DS_",IC_TRUE(ifx)->key+100 + labelOffset);
+ pic14_emitcode("decfsz","%s,f",aopGet(AOP(IC_RESULT(ic)),0,FALSE,FALSE));
+ pic14_emitcode ("goto","_%05d_DS_",IC_TRUE(ifx)->key+100 + labelOffset);
}
-/* emitcode ("sjmp","%05d_DS_",lbl1->key+100); */
-/* emitcode ("","%05d_DS_:",lbl->key+100); */
-/* emitcode ("ljmp","%05d_DS_",IC_TRUE(ifx)->key+100); */
-/* emitcode ("","%05d_DS_:",lbl1->key+100); */
+/* pic14_emitcode ("sjmp","%05d_DS_",lbl1->key+100); */
+/* pic14_emitcode ("","%05d_DS_:",lbl->key+100); */
+/* pic14_emitcode ("ljmp","%05d_DS_",IC_TRUE(ifx)->key+100); */
+/* pic14_emitcode ("","%05d_DS_:",lbl1->key+100); */
freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
/*-----------------------------------------------------------------*/
static void genReceive (iCode *ic)
{
- DEBUGemitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
if (isOperandInFarSpace(IC_RESULT(ic)) &&
( OP_SYMBOL(IC_RESULT(ic))->isspilt ||
int size = getSize(operandType(IC_RESULT(ic)));
int offset = fReturnSizePic - size;
while (size--) {
- emitcode ("push","%s", (strcmp(fReturn[fReturnSizePic - offset - 1],"a") ?
+ pic14_emitcode ("push","%s", (strcmp(fReturn[fReturnSizePic - offset - 1],"a") ?
fReturn[fReturnSizePic - offset - 1] : "acc"));
offset++;
}
size = AOP_SIZE(IC_RESULT(ic));
offset = 0;
while (size--) {
- emitcode ("pop","acc");
+ pic14_emitcode ("pop","acc");
aopPut (AOP(IC_RESULT(ic)),"a",offset++);
}
lineHead = lineCurr = NULL;
- pb = newpCodeChain(GcurMemmap,newpCodeCharP("; Starting pCode block"));
+ pb = newpCodeChain(GcurMemmap,0,newpCodeCharP("; Starting pCode block"));
addpBlock(pb);
/* if debug information required */
cdbSymbol(currFunc,cdbFile,FALSE,TRUE);
_G.debugLine = 1;
if (IS_STATIC(currFunc->etype)) {
- emitcode("",";F%s$%s$0$0 %d",moduleName,currFunc->name,__LINE__);
+ pic14_emitcode("",";F%s$%s$0$0 %d",moduleName,currFunc->name,__LINE__);
//addpCode2pBlock(pb,newpCodeLabel(moduleName,currFunc->name));
} else {
- emitcode("",";G$%s$0$0 %d",currFunc->name,__LINE__);
+ pic14_emitcode("",";G$%s$0$0 %d",currFunc->name,__LINE__);
//addpCode2pBlock(pb,newpCodeLabel(NULL,currFunc->name));
}
_G.debugLine = 0;
for (ic = lic ; ic ; ic = ic->next ) {
- DEBUGemitcode(";ic","");
+ DEBUGpic14_emitcode(";ic","");
if ( cln != ic->lineno ) {
if ( options.debug ) {
_G.debugLine = 1;
- emitcode("",";C$%s$%d$%d$%d ==.",
+ pic14_emitcode("",";C$%s$%d$%d$%d ==.",
FileBaseName(ic->filename),ic->lineno,
ic->level,ic->block);
_G.debugLine = 0;
}
- emitcode(";","%s %d",FileBaseName(ic->filename),ic->lineno);
+ pic14_emitcode("#CSRC","%s %d",FileBaseName(ic->filename),ic->lineno);
cln = ic->lineno ;
}
/* if the result is marked as
default :
ic = ic;
- /* piCode(ic,stdout); */
-
}
}
projects / fw / sdcc / blobdiff