#include "SDCCglobl.h"
#include "newalloc.h"
-#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) && !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 "ralloc.h"
#include "gen.h"
+extern void genUMult8X8_16 (operand *, operand *,operand *,pCodeOpReg *);
+extern void genSMult8X8_16 (operand *, operand *,operand *,pCodeOpReg *);
+void genMult8X8_8 (operand *, operand *,operand *);
+pCode *AssembleLine(char *line);
+extern void printpBlock(FILE *of, pBlock *pb);
+
static int labelOffset=0;
-static int debug_verbose=1;
+extern int debug_verbose;
static int optimized_for_speed = 0;
/* max_key keeps track of the largest label number used in
static int max_key=0;
static int GpsuedoStkPtr=0;
+pCodeOp *popGetImmd(char *name, unsigned int offset, int index);
unsigned int pic14aopLiteral (value *val, int offset);
const char *AopType(short type);
static iCode *ifxForOp ( operand *op, iCode *ic );
static char *one = "#0x01";
static char *spname = "sp";
-char *fReturnpic14[] = {"FSR","dph","b","a" };
+char *fReturnpic14[] = {"temp1","temp2","temp3","temp4" };
//char *fReturn390[] = {"dpl","dph","dpx", "b","a" };
unsigned fReturnSizePic = 4; /* shared with ralloc.c */
static char **fReturn = fReturnpic14;
}
+void DEBUGpic14_AopTypeSign(int line_no, operand *left, operand *right, operand *result)
+{
+
+ DEBUGpic14_emitcode ("; ","line = %d, signs: result %s=%c, left %s=%c, right %s=%c",
+ line_no,
+ ((result) ? AopType(AOP_TYPE(result)) : "-"),
+ ((result) ? (SPEC_USIGN(operandType(result)) ? 'u' : 's') : '-'),
+ ((left) ? AopType(AOP_TYPE(left)) : "-"),
+ ((left) ? (SPEC_USIGN(operandType(left)) ? 'u' : 's') : '-'),
+ ((right) ? AopType(AOP_TYPE(right)) : "-"),
+ ((right) ? (SPEC_USIGN(operandType(right)) ? 'u' : 's') : '-'));
+
+}
+
void DEBUGpic14_emitcode (char *inst,char *fmt, ...)
{
va_list ap;
}
-static void emitpLabel(int key)
+void emitpLabel(int key)
{
- addpCode2pBlock(pb,newpCodeLabel(key+100+labelOffset));
+ addpCode2pBlock(pb,newpCodeLabel(NULL,key+100+labelOffset));
}
void emitpcode(PIC_OPCODE poc, pCodeOp *pcop)
if (!r0iu) {
/* push it if not already pushed */
if (!_G.r0Pushed) {
- pic14_emitcode ("push","%s",
- pic14_regWithIdx(R0_IDX)->dname);
+ //pic14_emitcode ("push","%s",
+ // pic14_regWithIdx(R0_IDX)->dname);
_G.r0Pushed++ ;
}
if (!r1iu) {
/* push it if not already pushed */
if (!_G.r1Pushed) {
- pic14_emitcode ("push","%s",
- pic14_regWithIdx(R1_IDX)->dname);
+ //pic14_emitcode ("push","%s",
+ // pic14_regWithIdx(R1_IDX)->dname);
_G.r1Pushed++ ;
}
if(!resIfx)
return;
- DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+ // 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);
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);
+ // DEBUGpic14_emitcode("; ***","%s lbl->key=%d, (lab offset=%d)",__FUNCTION__,resIfx->lbl->key,labelOffset);
}
/*-----------------------------------------------------------------*/
aop->aopu.aop_immd = Safe_calloc(1,strlen(sym->rname)+1);
strcpy(aop->aopu.aop_immd,sym->rname);
aop->size = FPTRSIZE;
+ DEBUGpic14_emitcode(";","%d size = %d, name =%s",__LINE__,aop->size,sym->rname);
return aop;
}
/* only remaining is far space */
/* in which case DPTR gets the address */
+ sym->aop = aop = newAsmop(AOP_PCODE);
+
+ aop->aopu.pcop = popGetImmd(sym->rname,0,0);
+ PCOI(aop->aopu.pcop)->_const = IN_CODESPACE(space);
+ PCOI(aop->aopu.pcop)->index = 0;
+
+ DEBUGpic14_emitcode(";","%d: rname %s, val %d, const = %d",
+ __LINE__,sym->rname, 0, PCOI(aop->aopu.pcop)->_const);
+
+ allocDirReg (IC_LEFT(ic));
+
+ aop->size = FPTRSIZE;
+/*
+ DEBUGpic14_emitcode(";","%d size = %d, name =%s",__LINE__,aop->size,sym->rname);
sym->aop = aop = newAsmop(AOP_DPTR);
pic14_emitcode ("mov","dptr,#%s", sym->rname);
aop->size = getSize(sym->type);
DEBUGpic14_emitcode(";","%d size = %d",__LINE__,aop->size);
+*/
+
/* if it is in code space */
if (IN_CODESPACE(space))
aop->code = 1;
/*-----------------------------------------------------------------*/
/* aopForRemat - rematerialzes an object */
/*-----------------------------------------------------------------*/
-static asmop *aopForRemat (symbol *sym)
-{
- iCode *ic = sym->rematiCode;
- asmop *aop = newAsmop(AOP_IMMD);
- int val = 0;
- DEBUGpic14_emitcode(";","%s %d",__FUNCTION__,__LINE__);
- for (;;) {
- if (ic->op == '+')
- val += (int) operandLitValue(IC_RIGHT(ic));
- else if (ic->op == '-')
- val -= (int) operandLitValue(IC_RIGHT(ic));
- else
- break;
+static asmop *aopForRemat (operand *op) // x symbol *sym)
+{
+ symbol *sym = OP_SYMBOL(op);
+ iCode *ic = NULL;
+ asmop *aop = newAsmop(AOP_PCODE);
+ int val = 0;
+ int offset = 0;
+
+ ic = sym->rematiCode;
+
+ DEBUGpic14_emitcode(";","%s %d",__FUNCTION__,__LINE__);
+ if(IS_OP_POINTER(op)) {
+ DEBUGpic14_emitcode(";","%s %d IS_OP_POINTER",__FUNCTION__,__LINE__);
+ }
+ for (;;) {
+ if (ic->op == '+') {
+ val += (int) operandLitValue(IC_RIGHT(ic));
+ } else if (ic->op == '-') {
+ val -= (int) operandLitValue(IC_RIGHT(ic));
+ } else
+ break;
- ic = OP_SYMBOL(IC_LEFT(ic))->rematiCode;
- }
+ ic = OP_SYMBOL(IC_LEFT(ic))->rematiCode;
+ }
- if (val)
- sprintf(buffer,"(%s %c 0x%04x)",
- OP_SYMBOL(IC_LEFT(ic))->rname,
- val >= 0 ? '+' : '-',
- abs(val) & 0xffff);
- else
- strcpy(buffer,OP_SYMBOL(IC_LEFT(ic))->rname);
+ offset = OP_SYMBOL(IC_LEFT(ic))->offset;
+ aop->aopu.pcop = popGetImmd(OP_SYMBOL(IC_LEFT(ic))->rname,0,val);
+ PCOI(aop->aopu.pcop)->_const = IS_PTR_CONST(operandType(op));
+ PCOI(aop->aopu.pcop)->index = val;
+
+ DEBUGpic14_emitcode(";","%d: rname %s, val %d, const = %d",
+ __LINE__,OP_SYMBOL(IC_LEFT(ic))->rname,
+ val, IS_PTR_CONST(operandType(op)));
+
+ // DEBUGpic14_emitcode(";","aop type %s",AopType(AOP_TYPE(IC_LEFT(ic))));
+
+ allocDirReg (IC_LEFT(ic));
- //DEBUGpic14_emitcode(";","%s",buffer);
- aop->aopu.aop_immd = Safe_calloc(1,strlen(buffer)+1);
- strcpy(aop->aopu.aop_immd,buffer);
- return aop;
+ return aop;
}
int aopIdx (asmop *aop, int offset)
return;
}
+ {
+ sym_link *type = operandType(op);
+ if(IS_PTR_CONST(type))
+ DEBUGpic14_emitcode(";","%d aop type is const pointer",__LINE__);
+ }
+
/* if already has a asmop then continue */
if (op->aop)
return ;
DEBUGpic14_emitcode(";","%d",__LINE__);
/* rematerialize it NOW */
if (sym->remat) {
+
sym->aop = op->aop = aop =
- aopForRemat (sym);
+ aopForRemat (op);
aop->size = getSize(sym->type);
+ //DEBUGpic14_emitcode(";"," %d: size %d, %s\n",__LINE__,aop->size,aop->aopu.aop_immd);
return;
}
aop->size = getSize(sym->type);
for ( i = 0 ; i < 2 ; i++ )
aop->aopu.aop_str[i] = accUse[i];
- DEBUGpic14_emitcode(";","%d",__LINE__);
+ DEBUGpic14_emitcode(";","%d size=%d",__LINE__,aop->size);
return;
}
if (sym->ruonly ) {
- 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];
- DEBUGpic14_emitcode(";","%d",__LINE__);
- return;
+ /*
+ sym->aop = op->aop = aop = newAsmop(AOP_PCODE);
+ aop->aopu.pcop = popGetImmd(sym->usl.spillLoc->rname,0,sym->usl.spillLoc->offset);
+ //allocDirReg (IC_LEFT(ic));
+ aop->size = getSize(sym->type);
+ */
+
+ 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];
+
+ DEBUGpic14_emitcode(";","%d",__LINE__);
+ return;
}
/* else spill location */
/* 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);
+ DEBUGpic14_emitcode(";","%s %d %s sym->rname = %s, offset %d",
+ __FUNCTION__,__LINE__,
+ sym->usl.spillLoc->rname,
+ sym->rname, sym->usl.spillLoc->offset);
+
+ sym->aop = op->aop = aop = newAsmop(AOP_PCODE);
+ //aop->aopu.pcop = popGetImmd(sym->usl.spillLoc->rname,0,sym->usl.spillLoc->offset);
+ aop->aopu.pcop = popRegFromString(sym->usl.spillLoc->rname,
+ getSize(sym->type),
+ sym->usl.spillLoc->offset);
aop->size = getSize(sym->type);
+
return;
}
+ {
+ sym_link *type = operandType(op);
+ if(IS_PTR_CONST(type))
+ DEBUGpic14_emitcode(";","%d aop type is const pointer",__LINE__);
+ }
+
/* must be in a register */
+ DEBUGpic14_emitcode(";","%d register type nRegs=%d",__LINE__,sym->nRegs);
sym->aop = op->aop = aop = newAsmop(AOP_REG);
aop->size = sym->nRegs;
for ( i = 0 ; i < sym->nRegs ;i++)
case AOP_IMMD:
- DEBUGpic14_emitcode(";","%d",__LINE__);
if (bit16)
sprintf (s,"%s",aop->aopu.aop_immd);
else
else
sprintf(s,"%s",
aop->aopu.aop_immd);
+ DEBUGpic14_emitcode(";","%d immd %s",__LINE__,s);
rs = Safe_calloc(1,strlen(s)+1);
strcpy(rs,s);
return rs;
case AOP_DIR:
- if (offset)
- sprintf(s,"(%s + %d)",
- aop->aopu.aop_dir,
- offset);
- else
+ if (offset) {
+ sprintf(s,"(%s + %d)",
+ aop->aopu.aop_dir,
+ offset);
+ DEBUGpic14_emitcode(";","oops AOP_DIR did this %s\n",s);
+ } else
sprintf(s,"%s",aop->aopu.aop_dir);
rs = Safe_calloc(1,strlen(s)+1);
strcpy(rs,s);
return rs;
case AOP_REG:
- if (dname)
- return aop->aopu.aop_reg[offset]->dname;
- else
+ //if (dname)
+ // return aop->aopu.aop_reg[offset]->dname;
+ //else
return aop->aopu.aop_reg[offset]->name;
case AOP_CRY:
return rs;
case AOP_STR:
- DEBUGpic14_emitcode(";","%d",__LINE__);
aop->coff = offset ;
if (strcmp(aop->aopu.aop_str[offset],"a") == 0 &&
dname)
return "acc";
+ DEBUGpic14_emitcode(";","%d - %s",__LINE__, aop->aopu.aop_str[offset]);
return aop->aopu.aop_str[offset];
+ case AOP_PCODE:
+ {
+ pCodeOp *pcop = aop->aopu.pcop;
+ DEBUGpic14_emitcode(";","%d: aopGet AOP_PCODE type %s",__LINE__,pCodeOpType(pcop));
+ if(pcop->name) {
+ DEBUGpic14_emitcode(";","%s offset %d",pcop->name,PCOI(pcop)->offset);
+ //sprintf(s,"(%s+0x%02x)", pcop->name,PCOI(aop->aopu.pcop)->offset);
+ sprintf(s,"%s", pcop->name);
+ } else
+ sprintf(s,"0x%02x", PCOI(aop->aopu.pcop)->offset);
+
+ }
+ rs = Safe_calloc(1,strlen(s)+1);
+ strcpy(rs,s);
+ return rs;
+
}
werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
exit(0);
}
+
+/*-----------------------------------------------------------------*/
+/* popGetTempReg - create a new temporary pCodeOp */
+/*-----------------------------------------------------------------*/
+pCodeOp *popGetTempReg(void)
+{
+
+ pCodeOp *pcop;
+
+ pcop = newpCodeOp(NULL, PO_GPR_TEMP);
+ if(pcop && pcop->type == PO_GPR_TEMP && PCOR(pcop)->r) {
+ PCOR(pcop)->r->wasUsed=1;
+ PCOR(pcop)->r->isFree=0;
+ }
+
+ return pcop;
+}
+
+/*-----------------------------------------------------------------*/
+/* popGetTempReg - create a new temporary pCodeOp */
+/*-----------------------------------------------------------------*/
+void popReleaseTempReg(pCodeOp *pcop)
+{
+
+ if(pcop && pcop->type == PO_GPR_TEMP && PCOR(pcop)->r)
+ PCOR(pcop)->r->isFree = 1;
+
+}
/*-----------------------------------------------------------------*/
/* popGetLabel - create a new pCodeOp of type PO_LABEL */
/*-----------------------------------------------------------------*/
if(key>max_key)
max_key = key;
- return newpCodeOpLabel(key+100+labelOffset);
+ return newpCodeOpLabel(NULL,key+100+labelOffset);
}
/*-----------------------------------------------------------------*/
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__);
+ if(pc->pcop.name) {
+ if(!(pcor->pcop.name = Safe_strdup(pc->pcop.name)))
+ fprintf(stderr,"oops %s %d",__FILE__,__LINE__);
+ } else
+ pcor->pcop.name = NULL;
+
pcor->r = pc->r;
pcor->rIdx = pc->rIdx;
+ pcor->r->wasUsed=1;
//DEBUGpic14_emitcode ("; ***","%s , copying %s, rIdx=%d",__FUNCTION__,pc->pcop.name,pc->rIdx);
return PCOP(pcor);
}
-
/*-----------------------------------------------------------------*/
-/* popCopy - copy a pcode operator */
+/* popGet - asm operator to pcode operator conversion */
/*-----------------------------------------------------------------*/
-pCodeOp *popCopyGPR2Bit(pCodeOp *pc, int bitval)
+pCodeOp *popGetLit(unsigned int lit)
{
- pCodeOp *pcop;
-
- pcop = Safe_calloc(1,sizeof(pCodeOpBit) );
- pcop->type = PO_BIT;
- if(!(pcop->name = Safe_strdup(pc->name)))
- fprintf(stderr,"oops %s %d",__FILE__,__LINE__);
- ((pCodeOpBit *)pcop)->bit = bitval;
-
- ((pCodeOpBit *)pcop)->inBitSpace = 0; //(pc->type == PO_BIT) ? 1 : 0;
- return pcop;
+ return newpCodeOpLit(lit);
}
+
/*-----------------------------------------------------------------*/
-/* popGet - asm operator to pcode operator conversion */
+/* popGetImmd - asm operator to pcode immediate conversion */
/*-----------------------------------------------------------------*/
-pCodeOp *popGetLit(unsigned int lit)
+pCodeOp *popGetImmd(char *name, unsigned int offset, int index)
{
- return newpCodeOpLit(lit);
+ return newpCodeOpImmd(name, offset,index, 0);
}
return pcop;
}
-pCodeOp *popRegFromString(char *str)
+/*-----------------------------------------------------------------*/
+/* popRegFromString - */
+/*-----------------------------------------------------------------*/
+pCodeOp *popRegFromString(char *str, int size, int offset)
{
pCodeOp *pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
- pcop->type = PO_GPR_REGISTER;
-
- PCOR(pcop)->rIdx = -1;
- PCOR(pcop)->r = NULL;
+ pcop->type = PO_DIR;
DEBUGpic14_emitcode(";","%d",__LINE__);
- pcop->name = Safe_strdup( ( (str) ? str : "BAD STRING"));
+
+ if(!str)
+ str = "BAD_STRING";
+
+ pcop->name = Safe_calloc(1,strlen(str)+1);
+ strcpy(pcop->name,str);
+
+ //pcop->name = Safe_strdup( ( (str) ? str : "BAD STRING"));
+
+ PCOR(pcop)->r = dirregWithName(pcop->name);
+ if(PCOR(pcop)->r == NULL) {
+ //fprintf(stderr,"%d - couldn't find %s in allocated registers, size =%d\n",__LINE__,aop->aopu.aop_dir,aop->size);
+ PCOR(pcop)->r = allocRegByName (pcop->name,size);
+ DEBUGpic14_emitcode(";","%d %s offset=%d - had to alloc by reg name",__LINE__,pcop->name,offset);
+ } else {
+ DEBUGpic14_emitcode(";","%d %s offset=%d",__LINE__,pcop->name,offset);
+ }
+ PCOR(pcop)->instance = offset;
return pcop;
}
/*-----------------------------------------------------------------*/
pCodeOp *popGet (asmop *aop, int offset) //, bool bit16, bool dname)
{
- char *s = buffer ;
- char *rs;
+ //char *s = buffer ;
+ //char *rs;
pCodeOp *pcop;
case AOP_DPTR2:
case AOP_ACC:
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:
DEBUGpic14_emitcode(";","%d",__LINE__);
- pcop = Safe_calloc(1,sizeof(pCodeOp) );
- pcop->type = PO_IMMEDIATE;
- //if (bit16)
- // sprintf (s,"%s",aop->aopu.aop_immd);
- //else
- if (offset)
- sprintf(s,"(%s >> %d)",
- aop->aopu.aop_immd,
- offset*8);
- else
- sprintf(s,"%s",
- aop->aopu.aop_immd);
- pcop->name = Safe_calloc(1,strlen(s)+1);
- strcpy(pcop->name,s);
- return pcop;
-
+ return popGetImmd(aop->aopu.aop_immd,offset,0);
+
case AOP_DIR:
- pcop = Safe_calloc(1,sizeof(pCodeOp) );
+ return popRegFromString(aop->aopu.aop_dir, aop->size, offset);
+#if 0
+ pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
pcop->type = PO_DIR;
+
+ /*
if (offset)
sprintf(s,"(%s + %d)",
aop->aopu.aop_dir,
sprintf(s,"%s",aop->aopu.aop_dir);
pcop->name = Safe_calloc(1,strlen(s)+1);
strcpy(pcop->name,s);
+ */
+ pcop->name = Safe_calloc(1,strlen(aop->aopu.aop_dir)+1);
+ strcpy(pcop->name,aop->aopu.aop_dir);
+ PCOR(pcop)->r = dirregWithName(aop->aopu.aop_dir);
+ if(PCOR(pcop)->r == NULL) {
+ //fprintf(stderr,"%d - couldn't find %s in allocated registers, size =%d\n",__LINE__,aop->aopu.aop_dir,aop->size);
+ PCOR(pcop)->r = allocRegByName (aop->aopu.aop_dir,aop->size);
+ DEBUGpic14_emitcode(";","%d %s offset=%d - had to alloc by reg name",__LINE__,pcop->name,offset);
+ } else {
+ DEBUGpic14_emitcode(";","%d %s offset=%d",__LINE__,pcop->name,offset);
+ }
+ PCOR(pcop)->instance = offset;
+
return pcop;
+#endif
case AOP_REG:
{
pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
PCOR(pcop)->rIdx = rIdx;
PCOR(pcop)->r = pic14_regWithIdx(rIdx);
+ PCOR(pcop)->r->wasUsed=1;
+ PCOR(pcop)->r->isFree=0;
+
+ PCOR(pcop)->instance = offset;
pcop->type = PCOR(pcop)->r->pc_type;
- rs = aop->aopu.aop_reg[offset]->name;
+ //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,-1,1);
+ PCOR(pcop)->r = dirregWithName(aop->aopu.aop_dir);
+ //if(PCOR(pcop)->r == NULL)
+ //fprintf(stderr,"%d - couldn't find %s in allocated registers\n",__LINE__,aop->aopu.aop_dir);
return pcop;
case AOP_LIT:
return newpCodeOpLit(pic14aopLiteral (aop->aopu.aop_lit,offset));
case AOP_STR:
- DEBUGpic14_emitcode(";","%d",__LINE__);
-
- pcop = Safe_calloc(1,sizeof(pCodeOp) );
- pcop->type = PO_STR;
+ DEBUGpic14_emitcode(";","%d %s",__LINE__,aop->aopu.aop_str[offset]);
+ return newpCodeOpRegFromStr(aop->aopu.aop_str[offset]);
+ /*
+ pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
+ PCOR(pcop)->r = allocRegByName(aop->aopu.aop_str[offset]);
+ PCOR(pcop)->rIdx = PCOR(pcop)->r->rIdx;
+ pcop->type = PCOR(pcop)->r->pc_type;
+ pcop->name = PCOR(pcop)->r->name;
- //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;
-
+ */
+
+ case AOP_PCODE:
+ DEBUGpic14_emitcode(";","popGet AOP_PCODE (%s) %d %s",pCodeOpType(aop->aopu.pcop),
+ __LINE__,
+ ((aop->aopu.pcop->name)? (aop->aopu.pcop->name) : "no name"));
+ pcop = pCodeOpCopy(aop->aopu.pcop);
+ PCOI(pcop)->offset = offset;
+ return pcop;
}
werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
/* depending on where it is ofcourse */
switch (aop->type) {
case AOP_DIR:
- if (offset)
- sprintf(d,"(%s + %d)",
- aop->aopu.aop_dir,offset);
- else
+ if (offset) {
+ sprintf(d,"(%s + %d)",
+ aop->aopu.aop_dir,offset);
+ fprintf(stderr,"oops aopPut:AOP_DIR did this %s\n",s);
+
+ } else
sprintf(d,"%s",aop->aopu.aop_dir);
if (strcmp(d,s)) {
pic14_emitcode("movf","%s,w",s);
pic14_emitcode("movwf","%s",d);
- if(strcmp(s,"W"))
- pic14_emitcode(";BUG! should have this:movf","%s,w %d",s,__LINE__);
+ if(strcmp(s,"W")) {
+ pic14_emitcode(";BUG!? should have this:movf","%s,w %d",s,__LINE__);
+ if(offset >= aop->size) {
+ emitpcode(POC_CLRF,popGet(aop,offset));
+ break;
+ } else
+ emitpcode(POC_MOVLW,popGetImmd(s,offset,0));
+ }
+
emitpcode(POC_MOVWF,popGet(aop,offset));
break;
case AOP_REG:
- if (strcmp(aop->aopu.aop_reg[offset]->name,s) != 0 &&
- strcmp(aop->aopu.aop_reg[offset]->dname,s)!= 0){
+ if (strcmp(aop->aopu.aop_reg[offset]->name,s) != 0) { // &&
+ //strcmp(aop->aopu.aop_reg[offset]->dname,s)!= 0){
/*
if (*s == '@' ||
strcmp(s,"r0") == 0 ||
else
*/
- if(strcmp(s,"W"))
+ if(strcmp(s,"W")==0 )
pic14_emitcode("movf","%s,w ; %d",s,__LINE__);
pic14_emitcode("movwf","%s",
aop->aopu.aop_reg[offset]->name);
- if(strcmp(s,"W")) {
+ if(strcmp(s,zero)==0) {
+ emitpcode(POC_CLRF,popGet(aop,offset));
+
+ } else if(strcmp(s,"W")==0) {
pCodeOp *pcop = Safe_calloc(1,sizeof(pCodeOpReg) );
pcop->type = PO_GPR_REGISTER;
DEBUGpic14_emitcode(";","%d",__LINE__);
pcop->name = Safe_strdup(s);
emitpcode(POC_MOVFW,pcop);
+ emitpcode(POC_MOVWF,popGet(aop,offset));
+ } else if(strcmp(s,one)==0) {
+ emitpcode(POC_CLRF,popGet(aop,offset));
+ emitpcode(POC_INCF,popGet(aop,offset));
+ } else {
+ emitpcode(POC_MOVWF,popGet(aop,offset));
}
- emitpcode(POC_MOVWF,popGet(aop,offset));
-
}
break;
}
+/*-----------------------------------------------------------------*/
+/* mov2w - generate either a MOVLW or MOVFW based operand type */
+/*-----------------------------------------------------------------*/
+void mov2w (asmop *aop, int offset)
+{
+
+ if(!aop)
+ return;
+
+ DEBUGpic14_emitcode ("; ***","%s %d offset=%d",__FUNCTION__,__LINE__,offset);
+
+ if ( aop->type == AOP_PCODE ||
+ aop->type == AOP_LIT )
+ emitpcode(POC_MOVLW,popGet(aop,offset));
+ else
+ emitpcode(POC_MOVFW,popGet(aop,offset));
+
+}
+
/*-----------------------------------------------------------------*/
/* reAdjustPreg - points a register back to where it should */
/*-----------------------------------------------------------------*/
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));
+ if (AOP_TYPE(IC_RESULT(ic)) == AOP_CRY) {
+ emitpcode(POC_MOVLW,popGet(AOP(IC_LEFT(ic)),0));
+ emitpcode(POC_XORWF,popGet(AOP(IC_RESULT(ic)),0));
+ } else {
+ emitpcode(POC_CLRF,popGet(AOP(IC_RESULT(ic)),0));
+ emitpcode(POC_BTFSS,popGet(AOP(IC_LEFT(ic)),0));
+ emitpcode(POC_INCF,popGet(AOP(IC_RESULT(ic)),0));
+ }
goto release;
}
pic14_emitcode("mov","%s,r0",spname);
if (bitVectBitValue(rsave,R0_IDX))
pic14_emitcode("mov","r0,b");
- } else
- for (i = 0 ; i < pic14_nRegs ; i++) {
- if (bitVectBitValue(rsave,i))
- pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
- }
+ }// else
+ //for (i = 0 ; i < pic14_nRegs ; i++) {
+ // if (bitVectBitValue(rsave,i))
+ // pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ //}
dtype = operandType(IC_LEFT(ic));
if (currFunc && dtype &&
pic14_emitcode("mov","%s,r0",spname);
if (bitVectBitValue(rsave,R0_IDX))
pic14_emitcode("mov","r0,b");
- } else
- for (i = pic14_nRegs ; i >= 0 ; i--) {
- if (bitVectBitValue(rsave,i))
- pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
- }
+ } //else
+ //for (i = pic14_nRegs ; i >= 0 ; i--) {
+ // if (bitVectBitValue(rsave,i))
+ // pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ //}
}
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_AopType(__LINE__,oper,NULL,NULL);
+
if(!GpsuedoStkPtr) {
/* The last byte in the assignment is in W */
size--;
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))));
firstTimeThruLoop=0;
//if (strcmp(l,fReturn[offset])) {
-
- if ( ((AOP(IC_LEFT(sic))->type) == AOP_IMMD) ||
+ mov2w (AOP(IC_LEFT(sic)), offset);
+/*
+ if ( ((AOP(IC_LEFT(sic))->type) == AOP_PCODE) ||
((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));
-
+*/
//}
offset++;
}
/*-----------------------------------------------------------------*/
static int resultRemat (iCode *ic)
{
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if (SKIP_IC(ic) || ic->op == IFX)
- return 0;
+ // DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if (SKIP_IC(ic) || ic->op == IFX)
+ return 0;
- if (IC_RESULT(ic) && IS_ITEMP(IC_RESULT(ic))) {
- symbol *sym = OP_SYMBOL(IC_RESULT(ic));
- if (sym->remat && !POINTER_SET(ic))
- return 1;
- }
+ if (IC_RESULT(ic) && IS_ITEMP(IC_RESULT(ic))) {
+ symbol *sym = OP_SYMBOL(IC_RESULT(ic));
+ if (sym->remat && !POINTER_SET(ic))
+ return 1;
+ }
- return 0;
+ return 0;
}
#if defined(__BORLANDC__) || defined(_MSC_VER)
#define STRCASECMP strcasecmp
#endif
+#if 0
/*-----------------------------------------------------------------*/
/* inExcludeList - return 1 if the string is in exclude Reg list */
/*-----------------------------------------------------------------*/
static bool inExcludeList(char *s)
{
DEBUGpic14_emitcode ("; ***","%s %d - WARNING no code generated",__FUNCTION__,__LINE__);
-#if 0
int i =0;
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
STRCASECMP(s,options.excludeRegs[i]) == 0)
return TRUE;
}
-#endif
return FALSE ;
}
+#endif
/*-----------------------------------------------------------------*/
/* genFunction - generated code for function entry */
/* if this is an interrupt service routine then
save acc, b, dpl, dph */
if (IFFUNC_ISISR(sym->type)) {
-
+ addpCode2pBlock(pb,newpCode(POC_GOTO,newpCodeOp("END_OF_INTERRUPT+1",PO_STR)));
+ emitpcodeNULLop(POC_NOP);
+ emitpcodeNULLop(POC_NOP);
+ emitpcodeNULLop(POC_NOP);
+ emitpcode(POC_MOVWF, popCopyReg(&pc_wsave));
+ emitpcode(POC_SWAPFW, popCopyReg(&pc_status));
+ emitpcode(POC_CLRF, popCopyReg(&pc_status));
+ emitpcode(POC_MOVWF, popCopyReg(&pc_ssave));
+
+ pBlockConvert2ISR(pb);
+#if 0
if (!inExcludeList("acc"))
pic14_emitcode ("push","acc");
if (!inExcludeList("b"))
for ( i = 0 ; i < sym->regsUsed->size ; i++) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("push","junk");//"%s",pic14_regWithIdx(i)->dname);
}
}
saverbank(0,ic,FALSE);
}
}
+#endif
} else {
/* if callee-save to be used for this function
then save the registers being used in this function */
for ( i = 0 ; i < sym->regsUsed->size ; i++) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) ) {
- pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
+ //pic14_emitcode("push","%s",pic14_regWithIdx(i)->dname);
_G.nRegsSaved++;
}
}
for ( i = sym->regsUsed->size ; i >= 0 ; i--) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("pop","junk");//"%s",pic14_regWithIdx(i)->dname);
}
}
unsaverbank(0,ic,FALSE);
}
}
-
+#if 0
if (options.model == MODEL_FLAT24 && !inExcludeList("dpx"))
{
if (options.stack10bit)
if (IFFUNC_ISCRITICAL(sym->type))
pic14_emitcode("setb","ea");
+#endif
/* if debug then send end of function */
/* if (options.debug && currFunc) { */
}
pic14_emitcode ("reti","");
+
+ emitpcode(POC_CLRF, popCopyReg(&pc_status));
+ emitpcode(POC_SWAPFW, popCopyReg(&pc_ssave));
+ emitpcode(POC_MOVWF, popCopyReg(&pc_status));
+ emitpcode(POC_SWAPF, popCopyReg(&pc_wsave));
+ emitpcode(POC_SWAPFW, popCopyReg(&pc_wsave));
+ addpCode2pBlock(pb,newpCodeLabel("END_OF_INTERRUPT",-1));
+
+ emitpcodeNULLop(POC_RETFIE);
+
}
else {
if (IFFUNC_ISCRITICAL(sym->type))
for ( i = sym->regsUsed->size ; i >= 0 ; i--) {
if (bitVectBitValue(sym->regsUsed,i) ||
(pic14_ptrRegReq && (i == R0_IDX || i == R1_IDX)) )
- pic14_emitcode("pop","%s",pic14_regWithIdx(i)->dname);
+ pic14_emitcode("pop","junk");//"%s",pic14_regWithIdx(i)->dname);
}
}
}
if(size) {
emitpcode(POC_MOVWF,popRegFromIdx(offset + Gstack_base_addr));
- pic14_emitcode("movwf","%s",fReturn[offset]);
}
offset++;
}
operand *right,
operand *result)
{
- sym_link *opetype = operandType(result);
- char *l ;
- symbol *lbl ;
- int size,offset;
+ sym_link *opetype = operandType(result);
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ // symbol *lbl ;
+ int size,offset;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
DEBUGpic14_AopType(__LINE__,left,right,result);
+ DEBUGpic14_AopTypeSign(__LINE__,left,right,result);
+
+ /* (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);
+ if(size == 1) {
+
+ if (AOP_TYPE(right) == AOP_LIT){
+ pic14_emitcode("multiply ","lit val:%s by variable %s and store in %s",
+ aopGet(AOP(right),0,FALSE,FALSE),
+ aopGet(AOP(left),0,FALSE,FALSE),
+ aopGet(AOP(result),0,FALSE,FALSE));
+ pic14_emitcode("call","genMultLit");
+ } else {
+ pic14_emitcode("multiply ","variable :%s by variable %s and store in %s",
+ aopGet(AOP(right),0,FALSE,FALSE),
+ aopGet(AOP(left),0,FALSE,FALSE),
+ aopGet(AOP(result),0,FALSE,FALSE));
+ pic14_emitcode("call","genMult8X8_8");
- /* (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;
}
+ genMult8X8_8 (left, right,result);
+
- 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");
+ //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");
+ //aopPut(AOP(result),"a",0);
- /* adjust the MSB if left or right neg */
+ } else { // (size > 1)
- /* 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));
- }
+ pic14_emitcode("multiply (size>1) ","variable :%s by variable %s and store in %s",
+ aopGet(AOP(right),0,FALSE,FALSE),
+ aopGet(AOP(left),0,FALSE,FALSE),
+ aopGet(AOP(result),0,FALSE,FALSE));
- 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 (SPEC_USIGN(opetype)){
+ pic14_emitcode("multiply ","unsigned result. size = %d",AOP_SIZE(result));
+ genUMult8X8_16 (left, right, result, NULL);
- 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++);
+ if (size > 2) {
+ /* for filling the MSBs */
+ emitpcode(POC_CLRF, popGet(AOP(result),2));
+ emitpcode(POC_CLRF, popGet(AOP(result),3));
+ }
+ }
+ else{
+ pic14_emitcode("multiply ","signed result. size = %d",AOP_SIZE(result));
+
+ pic14_emitcode("mov","a,b");
+
+ /* adjust the MSB if left or right neg */
+
+ /* if one literal */
+ if (AOP_TYPE(right) == AOP_LIT){
+ pic14_emitcode("multiply ","right is a 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{
+ genSMult8X8_16 (left, right, result, NULL);
+ }
+
+ if(size > 2){
+ pic14_emitcode("multiply ","size is greater than 2, so propogate sign");
+ /* get the sign */
+ pic14_emitcode("rlc","a");
+ pic14_emitcode("subb","a,acc");
+ }
}
+
+ size -= 2;
+ offset = 2;
+ if (size > 0)
+ while (size--)
+ pic14_emitcode("multiply ","size is way greater than 2, so propogate sign");
+ //aopPut(AOP(result),"a",offset++);
+ }
}
/*-----------------------------------------------------------------*/
goto release ;
}
- /* should have been converted to function call */
- assert(0) ;
+ pic14_emitcode("multiply ","sizes are greater than 2... need to insert proper algor.");
+
+ /* should have been converted to function call */
+ //assert(0) ;
release :
freeAsmop(left,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
/*-----------------------------------------------------------------*/
/* genSkipz2 */
/*-----------------------------------------------------------------*/
-static void genSkipz2(resolvedIfx *rifx)
+static void genSkipz2(resolvedIfx *rifx, int invert_condition)
{
if(!rifx)
return;
- if(rifx->condition)
+ if( (rifx->condition ^ invert_condition) & 1)
emitSKPZ;
else
emitSKPNZ;
static void genCmp (operand *left,operand *right,
operand *result, iCode *ifx, int sign)
{
- int size, offset = 0 ;
+ int size; //, offset = 0 ;
unsigned long lit = 0L,i = 0;
- resolvedIfx rIfx;
-
+ 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"));
+ DEBUGpic14_emitcode ("; ***","true ifx is %s",((IC_TRUE(ifx) == NULL) ? "false" : "true"));
+ DEBUGpic14_emitcode ("; ***","false ifx is %s",((IC_FALSE(ifx) == NULL) ? "false" : "true"));
}
+*/
- resolveIfx(&rIfx,ifx);
+ resolveIfx(&rFalseIfx,ifx);
+ truelbl = newiTempLabel(NULL);
+ size = max(AOP_SIZE(left),AOP_SIZE(right));
+
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
+#define _swapp
+
+ /* if literal is on the right then swap with left */
+ if ((AOP_TYPE(right) == AOP_LIT)) {
+ operand *tmp = right ;
+ unsigned long mask = (0x100 << (8*(size-1))) - 1;
+ lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
+#ifdef _swapp
+
+ lit = (lit - 1) & mask;
+ right = left;
+ left = tmp;
+ rFalseIfx.condition ^= 1;
+#endif
+
+ } else if ((AOP_TYPE(left) == AOP_LIT)) {
+ lit = (unsigned long)floatFromVal(AOP(left)->aopu.aop_lit);
+ }
+
+ //if(IC_TRUE(ifx) == NULL)
/* if left & right are bit variables */
if (AOP_TYPE(left) == AOP_CRY &&
AOP_TYPE(right) == AOP_CRY ) {
/* subtract right from left if at the
end the carry flag is set then we know that
left is greater than right */
- size = max(AOP_SIZE(left),AOP_SIZE(right));
-
- /* if unsigned char cmp with lit, do cjne left,#right,zz */
- if((size == 1) && !sign &&
- (AOP_TYPE(right) == AOP_LIT && AOP_TYPE(left) != AOP_DIR )){
- symbol *lbl = newiTempLabel(NULL);
- pic14_emitcode("cjne","%s,%s,%05d_DS_",
- aopGet(AOP(left),offset,FALSE,FALSE),
- aopGet(AOP(right),offset,FALSE,FALSE),
- lbl->key+100);
- pic14_emitcode("","%05d_DS_:",lbl->key+100);
- } else {
- symbol *lbl = newiTempLabel(NULL);
- int emitFinalCheck=1;
- symbol *truelbl = newiTempLabel(NULL);
+ // {
+ symbol *lbl = newiTempLabel(NULL);
- if(AOP_TYPE(right) == AOP_LIT) {
+#ifndef _swapp
+ if(AOP_TYPE(right) == AOP_LIT) {
- lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
+ //lit = (unsigned long)floatFromVal(AOP(right)->aopu.aop_lit);
- DEBUGpic14_emitcode(";right lit","lit = 0x%x,sign=%d",lit,sign);
+ DEBUGpic14_emitcode(";right lit","lit = 0x%x,sign=%d",lit,sign);
- /* special cases */
+ /* special cases */
- if(lit == 0) {
+ if(lit == 0) {
- if(sign != 0)
- genSkipCond(&rIfx,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(rIfx.lbl->key));
+ 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;
+ if(ifx) ifx->generated = 1;
+ return;
- }
- size--;
+ }
+ size--;
- if(size == 0) {
- //i = (lit >> (size*8)) & 0xff;
- DEBUGpic14_emitcode(";right lit","line = %d",__LINE__);
+ 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(&rIfx);
- } else {
- emitpcode(POC_ADDLW, popGetLit(0x80));
- emitpcode(POC_ADDLW, popGetLit(i^0x80));
- genSkipc(&rIfx);
- }
+ 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,0);
} else {
- emitpcode(POC_ADDLW, popGetLit(i));
- genSkipc(&rIfx);
-
+ emitpcode(POC_ADDLW, popGetLit(0x80));
+ emitpcode(POC_ADDLW, popGetLit(i^0x80));
+ genSkipc(&rFalseIfx);
}
- if(ifx) ifx->generated = 1;
- return;
+ } else {
+ if(lit == 1) {
+ genSkipz2(&rFalseIfx,1);
+ } else {
+ emitpcode(POC_ADDLW, popGetLit(i));
+ genSkipc(&rFalseIfx);
+ }
}
- /* chars are out of the way. now do ints and longs */
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+ /* chars are out of the way. now do ints and longs */
- DEBUGpic14_emitcode(";right lit","line = %d",__LINE__);
+ DEBUGpic14_emitcode(";right lit","line = %d",__LINE__);
- /* special cases */
+ /* special cases */
- if(sign) {
+ if(sign) {
- if(lit == 0) {
- genSkipCond(&rIfx,left,size,7);
- if(ifx) ifx->generated = 1;
- return;
- }
+ 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);
+ if(lit <0x100) {
+ 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));
+ //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--));
+ emitpcode(POC_MOVLW, popGetLit(0x100-lit));
+ emitpcode(POC_ADDFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVFW, popGet(AOP(left),1));
- emitSKPNZ;
+ while(size > 1)
+ emitpcode(POC_IORFW, popGet(AOP(left),size--));
- genSkipc(&rIfx);
- emitpLabel(truelbl->key);
- if(ifx) ifx->generated = 1;
- return;
+ if(rFalseIfx.condition) {
+ emitSKPZ;
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ } else {
+ emitSKPNZ;
}
- 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(&rIfx);
+ genSkipc(&rFalseIfx);
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
- if(ifx) ifx->generated = 1;
- return;
+ if(size == 1) {
- }
- } 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(&rIfx);
+ 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;
+ 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 0
- if( lit < 0x10000) {
- /* upper word is zero */
- 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));
- emitpcode(POC_GOTO, popGetLabel(truelbl->key));
+ if(ifx) ifx->generated = 1;
+ return;
- emitpcode(POC_MOVLW, popGetLit((lit >> (1*8)) & 0xff));
- emitpcode(POC_SUBFW, popGet(AOP(left),1));
- emitpcode(POC_MOVLW, popGetLit((lit & 0xff));
- emitSKPNZ;
- emitpcode(POC_SUBFW, popGet(AOP(left),0));
+ }
- emitpcode(POC_IORFW, popGet(AOP(left),2));
- emitpcode(POC_IORFW, popGet(AOP(left),3));
+ }
- emitSKPNZ;
- genSkipc(&rIfx);
- emitpLabel(truelbl->key);
- 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);
- }
-#endif
+ //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));
- if(lit & (0x80 << (size*8))) {
- /* lit is negative */
- DEBUGpic14_emitcode(";right lit","line = %d signed compare to 0x%x",__LINE__,lit);
- genSkipCond(&rIfx,left,size,7);
- } 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));
+ } 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));
- }
+ }
- /*
- 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(&rIfx);
+ /*
+ 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;
- **/
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
+ **/
- /* There are no more special cases, so perform a general compare */
+ /* 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);
- while(size--) {
+ emitpLabel(truelbl->key);
- emitpcode(POC_MOVLW, popGetLit((lit >> (size*8)) & 0xff));
- emitSKPNZ;
- emitpcode(POC_SUBFW, popGet(AOP(left),size));
- }
+ if(ifx) ifx->generated = 1;
+ return;
- genSkipc(&rIfx);
- 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);
- }
+ /* 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;
- /* 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);
+ if(i) {
+ emitpcode(POC_MOVLW, popGetLit(i));
+ 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));
+ }
+ }
- //genChkZeroes(left)
+ emitpLabel(lbl->key);
+ //if(emitFinalCheck)
+ genSkipc(&rFalseIfx);
+ if(sign)
+ emitpLabel(truelbl->key);
- /* General case - compare to an unsigned literal on the right.*/
+ if(ifx) ifx->generated = 1;
+ return;
- 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) {
- emitpcode(POC_MOVLW, popGetLit(i));
- 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));
- }
- }
+ }
+#endif // _swapp
+ if(AOP_TYPE(left) == AOP_LIT) {
+ //symbol *lbl = newiTempLabel(NULL);
- emitpLabel(lbl->key);
- if(emitFinalCheck)
- genSkipc(&rIfx);
- if(sign)
- emitpLabel(truelbl->key);
+ //EXPERIMENTAL lit = (unsigned long)(floatFromVal(AOP(left)->aopu.aop_lit));
- if(ifx) ifx->generated = 1;
- return;
+ DEBUGpic14_emitcode(";left lit","lit = 0x%x,sign=%d",lit,sign);
- }
+ /* Special cases */
+ if((lit == 0) && (sign == 0)){
- if(AOP_TYPE(left) == AOP_LIT) {
- //symbol *lbl = newiTempLabel(NULL);
- unsigned long mlit;
- lit = (unsigned long)(floatFromVal(AOP(left)->aopu.aop_lit));
- mlit = -lit;
+ size--;
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ while(size)
+ emitpcode(POC_IORFW, popGet(AOP(right),--size));
- DEBUGpic14_emitcode(";left lit","lit = %d,sign=%d",lit,sign);
+ genSkipz2(&rFalseIfx,0);
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+ if(size==1) {
/* Special cases */
- if((lit == 0) && (sign == 0)){
-
- size--;
- emitpcode(POC_MOVFW, popGet(AOP(right),size));
- while(size)
- emitpcode(POC_IORFW, popGet(AOP(right),--size));
+ 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));
- //rIfx.condition ^= 1;
- genSkipz2(&rIfx);
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 */
- emitpcode(POC_GOTO,popGetLabel(rIfx.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));
- rIfx.condition ^= 1;
- genSkipc(&rIfx);
- } else {
- rIfx.condition ^= 1;
- genSkipCond(&rIfx,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__);
- rIfx.condition ^= 1;
- genSkipc(&rIfx);
- } else {
- emitpcode(POC_MOVFW, popGet(AOP(right),0));
- genSkipz2(&rIfx);
- }
- }
+ if(sign) {
+ /* signed comparisons to a literal byte */
- if(ifx) ifx->generated = 1;
- return;
+ int lp1 = (lit+1) & 0xff;
+ DEBUGpic14_emitcode(";left lit","line = %d lit = 0x%x",__LINE__,lit);
+ switch (lp1) {
+ case 0:
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,0,7);
+ break;
+ case 0x7f:
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ emitpcode(POC_XORLW, popGetLit(0x7f));
+ genSkipz2(&rFalseIfx,1);
+ break;
+ default:
+ 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);
+ break;
+ }
} else {
+ /* unsigned comparisons to a literal byte */
- /* Size is greater than 1 */
+ switch(lit & 0xff ) {
+ case 0:
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ genSkipz2(&rFalseIfx,0);
+ break;
+ case 0x7f:
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,0,7);
+ break;
+ default:
+ emitpcode(POC_MOVLW, popGetLit((lit+1) & 0xff));
+ emitpcode(POC_SUBFW, popGet(AOP(right),0));
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ rFalseIfx.condition ^= 1;
+ if (AOP_TYPE(result) == AOP_CRY)
+ genSkipc(&rFalseIfx);
+ else {
+ emitpcode(POC_CLRF, popGet(AOP(result),0));
+ emitpcode(POC_RLF, popGet(AOP(result),0));
+ }
+ break;
+ }
+ }
+ if(ifx) ifx->generated = 1;
+ //goto check_carry;
+ return;
- if(sign) {
- int lp1 = lit+1;
+ } else {
- size--;
+ /* Size is greater than 1 */
- if(lp1 == 0) {
- /* this means lit = 0xffffffff, or -1 */
+ if(sign) {
+ int lp1 = lit+1;
+ size--;
- DEBUGpic14_emitcode(";left lit = -1","line = %d ",__LINE__);
- rIfx.condition ^= 1;
- genSkipCond(&rIfx,right,size,7);
- if(ifx) ifx->generated = 1;
- return;
- }
+ if(lp1 == 0) {
+ /* this means lit = 0xffffffff, or -1 */
- if(lit == 0) {
- int s = size;
- emitpcode(POC_MOVFW, popGet(AOP(right),size));
- while(size--)
- emitpcode(POC_IORFW, popGet(AOP(right),size));
- emitSKPZ;
- rIfx.condition ^= 1;
- genSkipCond(&rIfx,right,s,7);
- if(ifx) ifx->generated = 1;
- return;
- }
+ 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(lit & (0x80 << (size*8))) {
- /* Lit is less than zero */
- DEBUGpic14_emitcode(";left lit","line = %d 0x%x is less than 0",__LINE__,lit);
- emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(right),size,FALSE,FALSE),7,0));
+ 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));
- } else {
- /* Lit is greater than or equal to zero */
- DEBUGpic14_emitcode(";left lit","line = %d 0x%x is greater than 0",__LINE__,lit);
- rIfx.condition ^= 1;
- genSkipCond(&rIfx,right,size,7);
- rIfx.condition ^= 1;
+ emitSKPZ;
+ if(rFalseIfx.condition) {
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ emitpLabel(truelbl->key);
+ }else {
+ rFalseIfx.condition ^= 1;
+ genSkipCond(&rFalseIfx,right,s,7);
}
- emitpcode(POC_MOVLW, popGetLit((lp1 >> (size*8)) & 0xff));
- emitpcode(POC_SUBFW, popGet(AOP(right),size));
- while(size--) {
+ if(ifx) ifx->generated = 1;
+ return;
+ }
- emitpcode(POC_MOVLW, popGetLit((lp1 >> (size*8)) & 0xff));
- emitSKPNZ;
- emitpcode(POC_SUBFW, popGet(AOP(right),size));
- }
- rIfx.condition ^= 1;
- genSkipc(&rIfx);
+ if((size == 1) && (0 == (lp1&0xff))) {
+ /* lower byte of signed word is zero */
+ DEBUGpic14_emitcode(";left lit","line = %d 0x%x+1 low byte is zero",__LINE__,lit);
+ i = ((lp1 >> 8) & 0xff) ^0x80;
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ emitpcode(POC_ADDLW, popGetLit( 0x80));
+ emitpcode(POC_ADDLW, popGetLit(0x100-i));
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
- emitpLabel(truelbl->key);
if(ifx) ifx->generated = 1;
return;
+ }
- } else {
- /* Unsigned compare for sizes greater than 1 */
+ 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));
- while(size--) {
- i = (lit >> (size*8)) & 0xff;
+ } 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;
- 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));
+ //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));
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ }
- emitpLabel(lbl->key);
- rIfx.condition ^= 1;
- genSkipc(&rIfx);
+ 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));
}
- if(sign)
- emitpLabel(truelbl->key);
- if(ifx) ifx->generated = 1;
- return;
- }
- }
- /* Compare two variables */
+ rFalseIfx.condition ^= 1;
+ //rFalseIfx.condition = 1;
+ genSkipc(&rFalseIfx);
- DEBUGpic14_emitcode(";sign","%d",sign);
+ emitpLabel(truelbl->key);
- 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(&rIfx);
-
if(ifx) ifx->generated = 1;
return;
- }
+ // end of if (sign)
+ } else {
- } else {
+ /* compare word or long to an unsigned literal on the right.*/
- emitpcode(POC_MOVFW, popGet(AOP(right),size));
- emitpcode(POC_SUBFW, popGet(AOP(left),size));
- }
+ size--;
+ if(lit < 0xff) {
+ DEBUGpic14_emitcode ("; ***","%s %d lit =0x%x < 0xff",__FUNCTION__,__LINE__,lit);
+ switch (lit) {
+ case 0:
+ break; /* handled above */
+/*
+ case 0xff:
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ while(size--)
+ emitpcode(POC_IORFW, popGet(AOP(right),size));
+ genSkipz2(&rFalseIfx,0);
+ break;
+*/
+ default:
+ emitpcode(POC_MOVFW, popGet(AOP(right),size));
+ while(--size)
+ emitpcode(POC_IORFW, popGet(AOP(right),size));
- /* The rest of the bytes of a multi-byte compare */
- while (size) {
+ emitSKPZ;
+ if(rFalseIfx.condition)
+ emitpcode(POC_GOTO, popGetLabel(rFalseIfx.lbl->key));
+ else
+ emitpcode(POC_GOTO, popGetLabel(truelbl->key));
- emitSKPZ;
- emitpcode(POC_GOTO, popGetLabel(lbl->key));
- size--;
- emitpcode(POC_MOVFW, popGet(AOP(right),size));
- emitpcode(POC_SUBFW, popGet(AOP(left),size));
+ emitpcode(POC_MOVLW, popGetLit(lit+1));
+ emitpcode(POC_SUBFW, popGet(AOP(right),0));
+
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+ }
+
+ emitpLabel(truelbl->key);
+
+ if(ifx) ifx->generated = 1;
+ return;
+ }
+
+
+ lit++;
+ DEBUGpic14_emitcode ("; ***","%s %d lit =0x%x",__FUNCTION__,__LINE__,lit);
+ i = (lit >> (size*8)) & 0xff;
+
+ emitpcode(POC_MOVLW, popGetLit(i));
+ emitpcode(POC_SUBFW, popGet(AOP(right),size));
+
+ while(size--) {
+ i = (lit >> (size*8)) & 0xff;
+
+ if(i) {
+ emitpcode(POC_MOVLW, popGetLit(i));
+ emitSKPNZ;
+ emitpcode(POC_SUBFW, popGet(AOP(right),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(right),size));
+ }
+ }
+
+
+ emitpLabel(lbl->key);
+ rFalseIfx.condition ^= 1;
+ genSkipc(&rFalseIfx);
+ }
+ if(sign)
+ emitpLabel(truelbl->key);
+ if(ifx) ifx->generated = 1;
+ return;
}
+ }
+ /* Compare two variables */
- emitpLabel(lbl->key);
+ DEBUGpic14_emitcode(";sign","%d",sign);
+
+ 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));
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- genSkipc(&rIfx);
- if(ifx) ifx->generated = 1;
- return;
}
+
+ emitpLabel(lbl->key);
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ if ((AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)) ||
+ (AOP_TYPE(result) == AOP_REG)) {
+ emitpcode(POC_CLRF, popGet(AOP(result),0));
+ emitpcode(POC_RLF, popGet(AOP(result),0));
+ } else {
+ genSkipc(&rFalseIfx);
+ }
+ //genSkipc(&rFalseIfx);
+ if(ifx) ifx->generated = 1;
+
+ return;
+
}
- //release:
+ // check_carry:
if (AOP_TYPE(result) == AOP_CRY && AOP_SIZE(result)) {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
pic14_outBitC(result);
} else {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* if the result is used in the next
ifx conditional branch then generate
code a little differently */
{
int size = max(AOP_SIZE(left),AOP_SIZE(right));
int offset = 0;
+ int res_offset = 0; /* the result may be a different size then left or right */
+ int res_size = AOP_SIZE(result);
resolvedIfx rIfx;
symbol *lbl;
unsigned long lit = 0L;
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- DEBUGpic14_AopType(__LINE__,left,right,NULL);
-
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+ if(result)
+ DEBUGpic14_emitcode ("; ***","%s %d result is not null",__FUNCTION__,__LINE__);
resolveIfx(&rIfx,ifx);
lbl = newiTempLabel(NULL);
emitSKPNZ;
emitpcode(POC_GOTO,popGetLabel(lbl->key));
offset++;
+ if(res_offset < res_size-1)
+ res_offset++;
lit >>= 8;
}
break;
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))) {
+ //int lbl_key = (rIfx.condition) ? rIfx.lbl->key : lbl->key;
+ int lbl_key = lbl->key;
+
+ if(result) {
+ emitpcode(POC_CLRF,popGet(AOP(result),res_offset));
+ //emitpcode(POC_INCF,popGet(AOP(result),res_offset));
+ }else {
+ DEBUGpic14_emitcode ("; ***","%s %d -- ERROR",__FUNCTION__,__LINE__);
+ fprintf(stderr, "%s %d error - expecting result to be non_null\n",
+ __FUNCTION__,__LINE__);
+ return;
+ }
- emitpcode(POC_MOVFW,popGet(AOP(left),offset));
- emitpcode(POC_XORFW,popGet(AOP(right),offset));
+/* 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))) {
+
+ 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)){
+ } 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;
+ switch (lit & 0xff) {
+ case 0:
+ emitpcode(POC_MOVFW,popGet(AOP(left),offset));
+ break;
+ case 1:
+ emitpcode(POC_DECFSZW,popGet(AOP(left),offset));
+ emitpcode(POC_INCF,popGet(AOP(result),res_offset));
+ //emitpcode(POC_GOTO,popGetLabel(lbl->key));
+ emit_skip=0;
+ break;
+ case 0xff:
+ emitpcode(POC_INCFSZW,popGet(AOP(left),offset));
+ //emitpcode(POC_INCF,popGet(AOP(result),res_offset));
+ //emitpcode(POC_INCFSZW,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;
+ } 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 {
- 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;
+ /* fix me. probably need to check result size too */
+ //emitpcode(POC_CLRF,popGet(AOP(result),0));
+ if(rIfx.condition)
+ emitSKPZ;
+ else
+ emitSKPNZ;
+ emitpcode(POC_GOTO,popGetLabel(lbl_key));
+ //emitpcode(POC_INCF,popGet(AOP(result),res_offset));
}
- emit_skip++;
- offset++;
+ if(ifx)
+ ifx->generated=1;
}
- break;
+ emit_skip++;
+ offset++;
+ if(res_offset < res_size-1)
+ res_offset++;
}
+/* break; */
+/* } */
} else if(AOP_TYPE(right) == AOP_REG &&
AOP_TYPE(left) != AOP_DIR){
emitSKPZ;
emitpcode(POC_GOTO,popGetLabel(rIfx.lbl->key));
offset++;
+ if(res_offset < res_size-1)
+ res_offset++;
}
}else{
offset++;
}
}
+
+ emitpcode(POC_INCF,popGet(AOP(result),res_offset));
+ if(!rIfx.condition)
+ emitpcode(POC_GOTO,popGetLabel(rIfx.lbl->key));
+
emitpLabel(lbl->key);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
if(ifx)
ifx->generated = 1;
}
pic14_emitcode("ljmp","%05d_DS_",IC_FALSE(ifx)->key+100);
}
pic14_emitcode("","%05d_DS_:",tlbl->key+100+labelOffset);
+
+ {
+ /* left and right are both bit variables, result is carry */
+ resolvedIfx rIfx;
+
+ resolveIfx(&rIfx,ifx);
+
+ emitpcode(POC_MOVLW,popGet(AOP(left),0));
+ emitpcode(POC_ANDFW,popGet(AOP(left),0));
+ emitpcode(POC_BTFSC,popGet(AOP(right),0));
+ emitpcode(POC_ANDLW,popGet(AOP(left),0));
+ genSkipz2(&rIfx,0);
+ }
} else {
/* They're not both bit variables. Is the right a literal? */
pic14_outBitC(result);
} else {
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
gencjne(left,right,result,ifx);
/*
if(ifx)
static void genAndOp (iCode *ic)
{
operand *left,*right, *result;
- symbol *tlbl;
+/* symbol *tlbl; */
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
/* note here that && operations that are in an
aopOp((right=IC_RIGHT(ic)),ic,FALSE);
aopOp((result=IC_RESULT(ic)),ic,FALSE);
+ DEBUGpic14_AopType(__LINE__,left,right,result);
+
+ emitpcode(POC_MOVFW,popGet(AOP(left),0));
+ emitpcode(POC_ANDFW,popGet(AOP(right),0));
+ emitpcode(POC_MOVWF,popGet(AOP(result),0));
+
/* if both are bit variables */
- if (AOP_TYPE(left) == AOP_CRY &&
- AOP_TYPE(right) == AOP_CRY ) {
- 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);
- pic14_toBoolean(left);
- pic14_emitcode("jz","%05d_DS_",tlbl->key+100);
- pic14_toBoolean(right);
- pic14_emitcode("","%05d_DS_:",tlbl->key+100);
- pic14_outBitAcc(result);
- }
+/* if (AOP_TYPE(left) == AOP_CRY && */
+/* AOP_TYPE(right) == AOP_CRY ) { */
+/* 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); */
+/* 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));
freeAsmop(right,NULL,ic,(RESULTONSTACK(ic) ? FALSE : TRUE));
// lit>>1 != 0 => result = 1
if(AOP_TYPE(result) == AOP_CRY){
if(size)
- pic14_emitcode("setb","%s",AOP(result)->aopu.aop_dir);
+ {emitpcode(POC_BSF, popGet(AOP(result),offset));
+ pic14_emitcode("setb","%s",AOP(result)->aopu.aop_dir);}
else if(ifx)
continueIfTrue(ifx);
goto release;
} else{
// lit == 1, result = not(left)
if(size && pic14_sameRegs(AOP(result),AOP(left))){
+ emitpcode(POC_MOVLW, popGet(AOP(result),offset));
+ emitpcode(POC_XORWF, popGet(AOP(result),offset));
pic14_emitcode("cpl","%s",AOP(result)->aopu.aop_dir);
goto release;
} else {
while (*bp) {
if (*bp == '\n') {
*bp++ = '\0';
- pic14_emitcode(bp1,"");
+
+ if(*bp1)
+ addpCode2pBlock(pb,AssembleLine(bp1));
bp1 = bp;
} else {
if (*bp == ':') {
bp++;
}
}
- if (bp1 != bp)
- pic14_emitcode(bp1,"");
- /* pic14_emitcode("",buffer); */
+ if ((bp1 != bp) && *bp1)
+ addpCode2pBlock(pb,AssembleLine(bp1));
+
+ Safe_free(buffer);
+
_G.inLine -= (!options.asmpeep);
}
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- same = (left == result) || (AOP(left) == AOP(result));
+ same = ((left == result) || (AOP(left) == AOP(result))) && (offl == offr);
switch(shCount) {
case 1:
}
break;
+ case 2:
+
+ 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));
+ }
+ emitpcode(POC_RLFW, popGet(AOP(result),offr));
+ 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_BTFSC, newpCodeOpBit(aopGet(AOP(result),offr,FALSE,FALSE),3,0));
+ emitpcode(POC_IORLW, popGetLit(0xe0));
+
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ break;
+
+ case 4:
+ emitpcode(POC_SWAPFW, popGet(AOP(left),offl));
+ emitpcode(POC_ANDLW, popGetLit(0x0f));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),7,0));
+ emitpcode(POC_IORLW, popGetLit(0xf0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ break;
+ case 5:
+ 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_RRFW, popGet(AOP(result),offr));
+ emitpcode(POC_ANDLW, popGetLit(0x07));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(result),offr,FALSE,FALSE),3,0));
+ emitpcode(POC_IORLW, popGetLit(0xf8));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ break;
+
+ case 6:
+ if(same) {
+ emitpcode(POC_MOVLW, popGetLit(0x00));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),7,0));
+ emitpcode(POC_MOVLW, popGetLit(0xfe));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),6,0));
+ emitpcode(POC_IORLW, popGetLit(0x01));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ } else {
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),7,0));
+ emitpcode(POC_DECF, popGet(AOP(result),offr));
+ emitpcode(POC_BTFSS, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),6,0));
+ emitpcode(POC_BCF, newpCodeOpBit(aopGet(AOP(result),offr,FALSE,FALSE),0,0));
+ }
+ break;
+
+ case 7:
+ if(same) {
+ emitpcode(POC_MOVLW, popGetLit(0x00));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),LSB,FALSE,FALSE),7,0));
+ emitpcode(POC_MOVLW, popGetLit(0xff));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
+ } else {
+ emitpcode(POC_CLRF, popGet(AOP(result),offr));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),offl,FALSE,FALSE),7,0));
+ emitpcode(POC_DECF, popGet(AOP(result),offr));
+ }
default:
break;
break;
case 3:
- if(same)
+ if(same)
emitpcode(POC_SWAPF, popGet(AOP(result),offr));
else {
emitpcode(POC_SWAPFW, popGet(AOP(left),offl));
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
}
/*-----------------------------------------------------------------*/
/* movLeft2Result - move byte from left to result */
/*-----------------------------------------------------------------*/
static void movLeft2Result (operand *left, int offl,
- operand *result, int offr, int sign)
+ operand *result, int offr)
{
- char *l;
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if(!pic14_sameRegs(AOP(left),AOP(result)) || (offl != offr)){
- l = aopGet(AOP(left),offl,FALSE,FALSE);
+ char *l;
+ 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))) {
- pic14_emitcode("mov","a,%s",l);
- aopPut(AOP(result),"a",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(pic14_getDataSize(left) == offl+1){
- pic14_emitcode("mov","a,%s",l);
- aopPut(AOP(result),"a",offr);
- }
- }
- }
+ if (*l == '@' && (IS_AOP_PREG(result))) {
+ pic14_emitcode("mov","a,%s",l);
+ aopPut(AOP(result),"a",offr);
+ } else {
+ emitpcode(POC_MOVFW, popGet(AOP(left),offl));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offr));
}
+ }
}
/*-----------------------------------------------------------------*/
/* 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);
+ }
+/* else {
+ movLeft2Result(left,offl, result, offr);
MOVA(aopGet(AOP(left),offl+MSB16,FALSE,FALSE));
}
+*/
/* a:x >> shCount (x = lsb(result))*/
/*
if(sign)
case 1:
case 2:
case 3:
- emitCLRC;
+ if(sign)
+ emitpcode(POC_RLFW,popGet(AOP(result),offr+MSB16));
+ else
+ emitCLRC;
+
if(same) {
emitpcode(POC_RRF,popGet(AOP(result),offr+MSB16));
emitpcode(POC_RRF,popGet(AOP(result),offr));
} else {
-
emitpcode(POC_RRFW, popGet(AOP(left),offl+MSB16));
emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
emitpcode(POC_RRFW, popGet(AOP(left),offl));
}
while(--shCount) {
- emitCLRC;
+ if(sign)
+ emitpcode(POC_RLFW,popGet(AOP(result),offr+MSB16));
+ else
+ emitCLRC;
emitpcode(POC_RRF,popGet(AOP(result),offr+MSB16));
emitpcode(POC_RRF,popGet(AOP(result),offr));
}
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_SWAPFW,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_SWAPFW,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_RRF, popGet(AOP(result),offr));
}
+ if(sign) {
+ emitpcode(POC_MOVLW, popGetLit(0xf0 + (shCount-4)*8 ));
+ emitpcode(POC_BTFSC,
+ newpCodeOpBit(aopGet(AOP(result),offr+MSB16,FALSE,FALSE),7-shCount,0));
+ emitpcode(POC_ADDWF, popGet(AOP(result),offr+MSB16));
+ }
+
break;
case 6:
emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
emitpcode(POC_RLFW, popGet(AOP(result),offr));
emitpcode(POC_ANDLW,popGetLit(0x03));
+ if(sign) {
+ emitpcode(POC_BTFSC,
+ newpCodeOpBit(aopGet(AOP(result),offr+MSB16,FALSE,FALSE),1,0));
+ emitpcode(POC_IORLW,popGetLit(0xfc));
+ }
emitpcode(POC_XORFW,popGet(AOP(result),offr+MSB16));
emitpcode(POC_XORWF,popGet(AOP(result),offr+MSB16));
emitpcode(POC_XORFW,popGet(AOP(result),offr+MSB16));
} 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_RLFW, popGet(AOP(left),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_RLFW, popGet(AOP(result),offr+MSB16));
emitpcode(POC_ANDLW,popGetLit(0x03));
- emitpcode(POC_MOVWF,popGet(AOP(result),offr));
- }
-
+ if(sign) {
+ emitpcode(POC_BTFSC,
+ newpCodeOpBit(aopGet(AOP(result),offr+MSB16,FALSE,FALSE),0,0));
+ emitpcode(POC_IORLW,popGetLit(0xfc));
+ }
+ emitpcode(POC_MOVWF,popGet(AOP(result),offr+MSB16));
+ //emitpcode(POC_RLF, 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));
+ if(sign) {
+ emitSKPNC;
+ emitpcode(POC_DECF, popGet(AOP(result),offr+MSB16));
+ } else
+ emitpcode(POC_RLF, popGet(AOP(result),offr+MSB16));
}
}
if (shCount)
shiftL1Left2Result(left, LSB, result, MSB16, shCount);
else
- movLeft2Result(left, LSB, result, MSB16, 0);
+ movLeft2Result(left, LSB, result, MSB16);
}
emitpcode(POC_CLRF,popGet(AOP(result),LSB));
}
order of the destination */
shiftL1Left2Result(left, LSB, result, MSB32, shCount);
else
- movLeft2Result(left, LSB, result, MSB32, 0);
+ movLeft2Result(left, LSB, result, MSB32);
aopPut(AOP(result),zero,LSB);
aopPut(AOP(result),zero,MSB16);
aopPut(AOP(result),zero,MSB32);
if (shCount)
shiftL2Left2Result(left, LSB, result, MSB24, shCount);
else {
- movLeft2Result(left, MSB16, result, MSB32, 0);
- movLeft2Result(left, LSB, result, MSB24, 0);
+ movLeft2Result(left, MSB16, result, MSB32);
+ movLeft2Result(left, LSB, result, MSB24);
}
aopPut(AOP(result),zero,MSB16);
aopPut(AOP(result),zero,LSB);
if(shCount)
shiftL1Left2Result(left, LSB, result, MSB16, shCount);
else
- movLeft2Result(left, LSB, result, MSB16, 0);
+ movLeft2Result(left, LSB, result, MSB16);
}
else{ /* size = 4 */
if(shCount == 0){
- movLeft2Result(left, MSB24, result, MSB32, 0);
- movLeft2Result(left, MSB16, result, MSB24, 0);
- movLeft2Result(left, LSB, result, MSB16, 0);
+ movLeft2Result(left, MSB24, result, MSB32);
+ movLeft2Result(left, MSB16, result, MSB24);
+ movLeft2Result(left, LSB, result, MSB16);
aopPut(AOP(result),zero,LSB);
}
else if(shCount == 1)
/* I suppose that the left size >= result size */
if(shCount == 0){
while(size--){
- movLeft2Result(left, size, result, size, 0);
+ movLeft2Result(left, size, result, size);
}
}
freeAsmop(result,NULL,ic,TRUE);
}
+/*-----------------------------------------------------------------*
+ * genMultiAsm - repeat assembly instruction for size of register.
+ * if endian == 1, then the high byte (i.e base address + size of
+ * register) is used first else the low byte is used first;
+ *-----------------------------------------------------------------*/
+static void genMultiAsm( PIC_OPCODE poc, operand *reg, int size, int endian)
+{
+
+ int offset = 0;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ if(!reg)
+ return;
+
+ if(!endian) {
+ endian = 1;
+ } else {
+ endian = -1;
+ offset = size-1;
+ }
+
+ while(size--) {
+ emitpcode(poc, popGet(AOP(reg),offset));
+ offset += endian;
+ }
+
+}
/*-----------------------------------------------------------------*/
/* genLeftShift - generates code for left shifting */
/*-----------------------------------------------------------------*/
static void genLeftShift (iCode *ic)
{
- operand *left,*right, *result;
- int size, offset;
- char *l;
- symbol *tlbl , *tlbl1;
+ operand *left,*right, *result;
+ int size, offset;
+ char *l;
+ symbol *tlbl , *tlbl1;
+ pCodeOp *pctemp;
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- right = IC_RIGHT(ic);
- left = IC_LEFT(ic);
- result = IC_RESULT(ic);
+ right = IC_RIGHT(ic);
+ left = IC_LEFT(ic);
+ result = IC_RESULT(ic);
- aopOp(right,ic,FALSE);
+ aopOp(right,ic,FALSE);
- /* if the shift count is known then do it
- as efficiently as possible */
- if (AOP_TYPE(right) == AOP_LIT) {
- genLeftShiftLiteral (left,right,result,ic);
- return ;
- }
+ /* if the shift count is known then do it
+ as efficiently as possible */
+ if (AOP_TYPE(right) == AOP_LIT) {
+ genLeftShiftLiteral (left,right,result,ic);
+ return ;
+ }
- /* shift count is unknown then we have to form
- a loop get the loop count in B : Note: we take
- only the lower order byte since shifting
- more that 32 bits make no sense anyway, ( the
- largest size of an object can be only 32 bits ) */
+ /* shift count is unknown then we have to form
+ a loop get the loop count in B : Note: we take
+ only the lower order byte since shifting
+ more that 32 bits make no sense anyway, ( the
+ largest size of an object can be only 32 bits ) */
- aopOp(left,ic,FALSE);
- aopOp(result,ic,FALSE);
+ aopOp(left,ic,FALSE);
+ aopOp(result,ic,FALSE);
- /* now move the left to the result if they are not the
- same */
- if (!pic14_sameRegs(AOP(left),AOP(result)) &&
- AOP_SIZE(result) > 1) {
+ /* now move the left to the result if they are not the
+ same */
+ if (!pic14_sameRegs(AOP(left),AOP(result)) &&
+ AOP_SIZE(result) > 1) {
- size = AOP_SIZE(result);
- offset=0;
- while (size--) {
- l = aopGet(AOP(left),offset,FALSE,TRUE);
- if (*l == '@' && (IS_AOP_PREG(result))) {
+ size = AOP_SIZE(result);
+ offset=0;
+ while (size--) {
+ l = aopGet(AOP(left),offset,FALSE,TRUE);
+ if (*l == '@' && (IS_AOP_PREG(result))) {
- pic14_emitcode("mov","a,%s",l);
- aopPut(AOP(result),"a",offset);
- } else
- aopPut(AOP(result),l,offset);
- offset++;
- }
+ pic14_emitcode("mov","a,%s",l);
+ aopPut(AOP(result),"a",offset);
+ } else {
+ emitpcode(POC_MOVFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ //aopPut(AOP(result),l,offset);
+ }
+ offset++;
}
+ }
- size = AOP_SIZE(result);
+ size = AOP_SIZE(result);
- /* if it is only one byte then */
- if (size == 1) {
- 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));
+ /* if it is only one byte then */
+ if (size == 1) {
+ 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 {
+
+ 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_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 {
-
- 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 ;
+
+ 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 ;
+ }
+ if (pic14_sameRegs(AOP(left),AOP(result))) {
tlbl = newiTempLabel(NULL);
- offset = 0 ;
- tlbl1 = newiTempLabel(NULL);
+ emitpcode(POC_COMFW, popGet(AOP(right),0));
+ genMultiAsm(POC_RRF, result, size,1);
+ emitpLabel(tlbl->key);
+ genMultiAsm(POC_RLF, result, size,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));
+ //reAdjustPreg(AOP(result));
- pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- pic14_emitcode("","%05d_DS_:",tlbl->key+100);
- l = aopGet(AOP(result),offset,FALSE,FALSE);
- MOVA(l);
- pic14_emitcode("add","a,acc");
- aopPut(AOP(result),"a",offset++);
- while (--size) {
- l = aopGet(AOP(result),offset,FALSE,FALSE);
- MOVA(l);
- pic14_emitcode("rlc","a");
- aopPut(AOP(result),"a",offset++);
- }
- reAdjustPreg(AOP(result));
+ //pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
+ //pic14_emitcode("","%05d_DS_:",tlbl->key+100);
+ //l = aopGet(AOP(result),offset,FALSE,FALSE);
+ //MOVA(l);
+ //pic14_emitcode("add","a,acc");
+ //aopPut(AOP(result),"a",offset++);
+ //while (--size) {
+ // l = aopGet(AOP(result),offset,FALSE,FALSE);
+ // MOVA(l);
+ // pic14_emitcode("rlc","a");
+ // aopPut(AOP(result),"a",offset++);
+ //}
+ //reAdjustPreg(AOP(result));
+
+ //pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ //pic14_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);
+
+ tlbl = newiTempLabel(NULL);
+ tlbl1= newiTempLabel(NULL);
+
+ size = AOP_SIZE(result);
+ offset = 1;
+
+ pctemp = popGetTempReg(); /* grab a temporary working register. */
+
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+
+ /* offset should be 0, 1 or 3 */
+ emitpcode(POC_ANDLW, popGetLit(0x07 + ((offset&3) << 3)));
+ emitSKPNZ;
+ emitpcode(POC_GOTO, popGetLabel(tlbl1->key));
+
+ emitpcode(POC_MOVWF, pctemp);
+
+
+ emitpLabel(tlbl->key);
+
+ emitCLRC;
+ emitpcode(POC_RLF, popGet(AOP(result),0));
+ while(--size)
+ emitpcode(POC_RLF, popGet(AOP(result),offset++));
+
+ emitpcode(POC_DECFSZ, pctemp);
+ emitpcode(POC_GOTO,popGetLabel(tlbl->key));
+ emitpLabel(tlbl1->key);
+
+ popReleaseTempReg(pctemp);
+
+
+ release:
+ freeAsmop (right,NULL,ic,TRUE);
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
static void genrshTwo (operand *result,operand *left,
int shCount, int sign)
{
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if shCount >= 8 */
- if (shCount >= 8) {
- shCount -= 8 ;
- if (shCount)
- shiftR1Left2Result(left, MSB16, result, LSB,
- shCount, sign);
- else
- movLeft2Result(left, MSB16, result, LSB, sign);
- if(sign)
- addSign(result, MSB16, sign);
- else
- emitpcode(POC_CLRF,popGet(AOP(result),MSB16));
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* if shCount >= 8 */
+ if (shCount >= 8) {
+ shCount -= 8 ;
+ if (shCount)
+ shiftR1Left2Result(left, MSB16, result, LSB,
+ shCount, sign);
+ else
+ movLeft2Result(left, MSB16, result, LSB);
+ emitpcode(POC_CLRF,popGet(AOP(result),MSB16));
+
+ if(sign) {
+ emitpcode(POC_BTFSC,newpCodeOpBit(aopGet(AOP(left),LSB,FALSE,FALSE),7,0));
+ emitpcode(POC_DECF, popGet(AOP(result),MSB16));
}
+ }
- /* 1 <= shCount <= 7 */
- else
- shiftR2Left2Result(left, LSB, result, LSB, shCount, sign);
+ /* 1 <= shCount <= 7 */
+ else
+ shiftR2Left2Result(left, LSB, result, LSB, shCount, sign);
}
/*-----------------------------------------------------------------*/
static void genrshFour (operand *result, operand *left,
int shCount, int sign)
{
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if shifting more that 3 bytes */
- if(shCount >= 24 ) {
- shCount -= 24;
- if(shCount)
- shiftR1Left2Result(left, MSB32, result, LSB, shCount, sign);
- else
- movLeft2Result(left, MSB32, result, LSB, sign);
- addSign(result, MSB16, sign);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* if shifting more that 3 bytes */
+ if(shCount >= 24 ) {
+ shCount -= 24;
+ if(shCount)
+ shiftR1Left2Result(left, MSB32, result, LSB, shCount, sign);
+ else
+ movLeft2Result(left, MSB32, result, LSB);
+
+ addSign(result, MSB16, sign);
+ }
+ else if(shCount >= 16){
+ shCount -= 16;
+ if(shCount)
+ shiftR2Left2Result(left, MSB24, result, LSB, shCount, sign);
+ else{
+ movLeft2Result(left, MSB24, result, LSB);
+ movLeft2Result(left, MSB32, result, MSB16);
}
- else if(shCount >= 16){
- shCount -= 16;
- if(shCount)
- shiftR2Left2Result(left, MSB24, result, LSB, shCount, sign);
- else{
- movLeft2Result(left, MSB24, result, LSB, 0);
- movLeft2Result(left, MSB32, result, MSB16, sign);
- }
- addSign(result, MSB24, sign);
+ addSign(result, MSB24, sign);
+ }
+ else if(shCount >= 8){
+ shCount -= 8;
+ if(shCount == 1)
+ shiftRLong(left, MSB16, result, sign);
+ else if(shCount == 0){
+ movLeft2Result(left, MSB16, result, LSB);
+ movLeft2Result(left, MSB24, result, MSB16);
+ movLeft2Result(left, MSB32, result, MSB24);
+ addSign(result, MSB32, sign);
}
- else if(shCount >= 8){
- shCount -= 8;
- if(shCount == 1)
- shiftRLong(left, MSB16, result, sign);
- else if(shCount == 0){
- movLeft2Result(left, MSB16, result, LSB, 0);
- movLeft2Result(left, MSB24, result, MSB16, 0);
- movLeft2Result(left, MSB32, result, MSB24, sign);
- addSign(result, MSB32, sign);
- }
- else{
- shiftR2Left2Result(left, MSB16, result, LSB, shCount, 0);
- shiftLLeftOrResult(left, MSB32, result, MSB16, 8 - shCount);
- /* the last shift is signed */
- shiftR1Left2Result(left, MSB32, result, MSB24, shCount, sign);
- addSign(result, MSB32, sign);
- }
+ else{
+ shiftR2Left2Result(left, MSB16, result, LSB, shCount, 0);
+ shiftLLeftOrResult(left, MSB32, result, MSB16, 8 - shCount);
+ /* the last shift is signed */
+ shiftR1Left2Result(left, MSB32, result, MSB24, shCount, sign);
+ addSign(result, MSB32, sign);
}
- else{ /* 1 <= shCount <= 7 */
- if(shCount <= 2){
- shiftRLong(left, LSB, result, sign);
- if(shCount == 2)
- shiftRLong(result, LSB, result, sign);
- }
- else{
- shiftR2Left2Result(left, LSB, result, LSB, shCount, 0);
- shiftLLeftOrResult(left, MSB24, result, MSB16, 8 - shCount);
- shiftR2Left2Result(left, MSB24, result, MSB24, shCount, sign);
- }
+ }
+ else{ /* 1 <= shCount <= 7 */
+ if(shCount <= 2){
+ shiftRLong(left, LSB, result, sign);
+ if(shCount == 2)
+ shiftRLong(result, LSB, result, sign);
}
+ else{
+ shiftR2Left2Result(left, LSB, result, LSB, shCount, 0);
+ shiftLLeftOrResult(left, MSB24, result, MSB16, 8 - shCount);
+ shiftR2Left2Result(left, MSB24, result, MSB24, shCount, sign);
+ }
+ }
}
/*-----------------------------------------------------------------*/
iCode *ic,
int sign)
{
- int shCount = (int) floatFromVal (AOP(right)->aopu.aop_lit);
- int size;
+ int shCount = (int) floatFromVal (AOP(right)->aopu.aop_lit);
+ int lsize,res_size;
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- freeAsmop(right,NULL,ic,TRUE);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ freeAsmop(right,NULL,ic,TRUE);
- aopOp(left,ic,FALSE);
- aopOp(result,ic,FALSE);
+ aopOp(left,ic,FALSE);
+ aopOp(result,ic,FALSE);
#if VIEW_SIZE
- pic14_emitcode("; shift right ","result %d, left %d",AOP_SIZE(result),
- AOP_SIZE(left));
+ pic14_emitcode("; shift right ","result %d, left %d",AOP_SIZE(result),
+ AOP_SIZE(left));
#endif
- size = pic14_getDataSize(left);
- /* test the LEFT size !!! */
+ lsize = pic14_getDataSize(left);
+ res_size = pic14_getDataSize(result);
+ /* test the LEFT size !!! */
- /* I suppose that the left size >= result size */
- if(shCount == 0){
- size = pic14_getDataSize(result);
- while(size--)
- movLeft2Result(left, size, result, size, 0);
- }
+ /* I suppose that the left size >= result size */
+ if(shCount == 0){
+ while(res_size--)
+ movLeft2Result(left, lsize, result, res_size);
+ }
- else if(shCount >= (size * 8)){
- if(sign)
- /* get sign in acc.7 */
- MOVA(aopGet(AOP(left),size-1,FALSE,FALSE));
- addSign(result, LSB, sign);
- } else{
- switch (size) {
- case 1:
- genrshOne (result,left,shCount,sign);
- break;
+ else if(shCount >= (lsize * 8)){
- case 2:
- genrshTwo (result,left,shCount,sign);
- break;
+ if(res_size == 1) {
+ emitpcode(POC_CLRF, popGet(AOP(result),LSB));
+ if(sign) {
+ emitpcode(POC_BTFSC,newpCodeOpBit(aopGet(AOP(left),lsize-1,FALSE,FALSE),7,0));
+ emitpcode(POC_DECF, popGet(AOP(result),LSB));
+ }
+ } else {
- case 4:
- genrshFour (result,left,shCount,sign);
- break;
- default :
- break;
- }
+ if(sign) {
+ emitpcode(POC_MOVLW, popGetLit(0));
+ emitpcode(POC_BTFSC, newpCodeOpBit(aopGet(AOP(left),lsize-1,FALSE,FALSE),7,0));
+ emitpcode(POC_MOVLW, popGetLit(0xff));
+ while(res_size--)
+ emitpcode(POC_MOVWF, popGet(AOP(result),res_size));
+
+ } else {
+
+ while(res_size--)
+ emitpcode(POC_CLRF, popGet(AOP(result),res_size));
+ }
+ }
+ } else {
+
+ switch (res_size) {
+ case 1:
+ genrshOne (result,left,shCount,sign);
+ break;
- freeAsmop(left,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
+ case 2:
+ genrshTwo (result,left,shCount,sign);
+ break;
+
+ case 4:
+ genrshFour (result,left,shCount,sign);
+ break;
+ default :
+ break;
}
+
+ }
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genSignedRightShift (iCode *ic)
{
- operand *right, *left, *result;
- int size, offset;
- char *l;
- symbol *tlbl, *tlbl1 ;
+ operand *right, *left, *result;
+ int size, offset;
+ // char *l;
+ symbol *tlbl, *tlbl1 ;
+ pCodeOp *pctemp;
- /* we do it the hard way put the shift count in b
- and loop thru preserving the sign */
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ //same = ((left == result) || (AOP(left) == AOP(result))) && (offl == offr);
- right = IC_RIGHT(ic);
- left = IC_LEFT(ic);
- result = IC_RESULT(ic);
+ /* we do it the hard way put the shift count in b
+ and loop thru preserving the sign */
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ right = IC_RIGHT(ic);
+ left = IC_LEFT(ic);
+ result = IC_RESULT(ic);
- aopOp(right,ic,FALSE);
+ aopOp(right,ic,FALSE);
+ aopOp(left,ic,FALSE);
+ aopOp(result,ic,FALSE);
- if ( AOP_TYPE(right) == AOP_LIT) {
- genRightShiftLiteral (left,right,result,ic,1);
- return ;
+ if ( AOP_TYPE(right) == AOP_LIT) {
+ genRightShiftLiteral (left,right,result,ic,1);
+ return ;
+ }
+ /* shift count is unknown then we have to form
+ a loop get the loop count in B : Note: we take
+ only the lower order byte since shifting
+ more that 32 bits make no sense anyway, ( the
+ largest size of an object can be only 32 bits ) */
+
+ //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 (!pic14_sameRegs(AOP(left),AOP(result)) &&
+ AOP_SIZE(result) > 1) {
+
+ size = AOP_SIZE(result);
+ offset=0;
+ while (size--) {
+ /*
+ l = aopGet(AOP(left),offset,FALSE,TRUE);
+ if (*l == '@' && IS_AOP_PREG(result)) {
+
+ pic14_emitcode("mov","a,%s",l);
+ aopPut(AOP(result),"a",offset);
+ } else
+ aopPut(AOP(result),l,offset);
+ */
+ emitpcode(POC_MOVFW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+
+ offset++;
}
- /* shift count is unknown then we have to form
- a loop get the loop count in B : Note: we take
- only the lower order byte since shifting
- more that 32 bits make no sense anyway, ( the
- largest size of an object can be only 32 bits ) */
+ }
- 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);
+ /* mov the highest order bit to OVR */
+ tlbl = newiTempLabel(NULL);
+ tlbl1= newiTempLabel(NULL);
- /* now move the left to the result if they are not the
- same */
- if (!pic14_sameRegs(AOP(left),AOP(result)) &&
- AOP_SIZE(result) > 1) {
+ size = AOP_SIZE(result);
+ offset = size - 1;
- size = AOP_SIZE(result);
- offset=0;
- while (size--) {
- l = aopGet(AOP(left),offset,FALSE,TRUE);
- if (*l == '@' && IS_AOP_PREG(result)) {
+ pctemp = popGetTempReg(); /* grab a temporary working register. */
- pic14_emitcode("mov","a,%s",l);
- aopPut(AOP(result),"a",offset);
- } else
- aopPut(AOP(result),l,offset);
- offset++;
- }
- }
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
- /* mov the highest order bit to OVR */
- tlbl = newiTempLabel(NULL);
- tlbl1= newiTempLabel(NULL);
+ /* offset should be 0, 1 or 3 */
+ emitpcode(POC_ANDLW, popGetLit(0x07 + ((offset&3) << 3)));
+ emitSKPNZ;
+ emitpcode(POC_GOTO, popGetLabel(tlbl1->key));
- size = AOP_SIZE(result);
- offset = size - 1;
- 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);
- 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 ;
- }
+ emitpcode(POC_MOVWF, pctemp);
- reAdjustPreg(AOP(result));
+
+ emitpLabel(tlbl->key);
+
+ emitpcode(POC_RLFW, popGet(AOP(result),offset));
+ emitpcode(POC_RRF, popGet(AOP(result),offset));
+
+ while(--size) {
+ emitpcode(POC_RRF, popGet(AOP(result),--offset));
+ }
+
+ emitpcode(POC_DECFSZ, pctemp);
+ emitpcode(POC_GOTO,popGetLabel(tlbl->key));
+ emitpLabel(tlbl1->key);
+
+ popReleaseTempReg(pctemp);
+#if 0
+ size = AOP_SIZE(result);
+ offset = size - 1;
+ 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);
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);
- pic14_emitcode("rrc","a");
- aopPut(AOP(result),"a",offset--);
- }
- reAdjustPreg(AOP(result));
+ 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 ;
+ }
-release:
- freeAsmop(left,NULL,ic,TRUE);
- freeAsmop(result,NULL,ic,TRUE);
+ reAdjustPreg(AOP(result));
+ 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);
+ pic14_emitcode("rrc","a");
+ aopPut(AOP(result),"a",offset--);
+ }
+ reAdjustPreg(AOP(result));
+ pic14_emitcode("","%05d_DS_:",tlbl1->key+100);
+ pic14_emitcode("djnz","b,%05d_DS_",tlbl->key+100);
+
+ release:
+#endif
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
+ freeAsmop(right,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/* if it is only one byte then */
if (size == 1) {
-/*
- l = aopGet(AOP(left),0,FALSE,FALSE);
- MOVA(l);
- pic14_emitcode("sjmp","%05d_DS_",tlbl1->key+100);
- pic14_emitcode("","%05d_DS_:",tlbl->key+100);
- CLRC;
- 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));
+ tlbl = newiTempLabel(NULL);
+ if (!pic14_sameRegs(AOP(left),AOP(result))) {
+ emitpcode(POC_MOVFW, popGet(AOP(left),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
+ }
- goto release ;
+ 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));
return ;
}
-
+#if 0
/*-----------------------------------------------------------------*/
/* genDataPointerGet - generates code when ptr offset is known */
/*-----------------------------------------------------------------*/
aopOp(result,ic,TRUE);
+ DEBUGpic14_AopType(__LINE__,left,NULL,result);
+
emitpcode(POC_MOVFW, popGet(AOP(left),0));
size = AOP_SIZE(result);
freeAsmop(left,NULL,ic,TRUE);
freeAsmop(result,NULL,ic,TRUE);
}
-
+#endif
/*-----------------------------------------------------------------*/
/* genNearPointerGet - pic14_emitcode for near pointer fetch */
/*-----------------------------------------------------------------*/
iCode *ic)
{
asmop *aop = NULL;
- regs *preg = NULL ;
+ //regs *preg = NULL ;
char *rname ;
sym_link *rtype, *retype;
sym_link *ltype = operandType(left);
- char buffer[80];
+ //char buffer[80];
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
result is not bit variable type and
the left is pointer to data space i.e
lower 128 bytes of space */
- if (AOP_TYPE(left) == AOP_IMMD &&
+ if (AOP_TYPE(left) == AOP_PCODE && //AOP_TYPE(left) == AOP_IMMD &&
!IS_BITVAR(retype) &&
DCL_TYPE(ltype) == POINTER) {
- genDataPointerGet (left,result,ic);
+ //genDataPointerGet (left,result,ic);
return ;
}
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);
pic14_emitcode("mov","%s,%s",
preg->name,
aopGet(AOP(left),0,FALSE,TRUE));
rname = preg->name ;
+*/
+ rname ="BAD";
} else
rname = aopGet(AOP(left),0,FALSE,FALSE);
- freeAsmop(left,NULL,ic,TRUE);
aopOp (result,ic,FALSE);
/* if bitfield then unpack the bits */
genUnpackBits (result,rname,POINTER);
else {
/* we have can just get the values */
- int size = AOP_SIZE(result);
- int offset = 0 ;
+ int size = AOP_SIZE(result);
+ int offset = 0 ;
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+
+ emitpcode(POC_MOVFW,popGet(AOP(left),0));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_fsr));
+ while(size--) {
+ emitpcode(POC_MOVFW,popCopyReg(&pc_indf));
+ emitpcode(POC_MOVWF,popGet(AOP(result),offset++));
+ if(size)
+ emitpcode(POC_INCF,popCopyReg(&pc_fsr));
+ }
+/*
while (size--) {
if (IS_AOP_PREG(result) || AOP_TYPE(result) == AOP_STK ) {
if (size)
pic14_emitcode("inc","%s",rname);
}
+*/
}
/* now some housekeeping stuff */
}
/* done */
+ freeAsmop(left,NULL,ic,TRUE);
freeAsmop(result,NULL,ic,TRUE);
}
freeAsmop(result,NULL,ic,TRUE);
}
-
+#if 0
/*-----------------------------------------------------------------*/
-/* pic14_emitcodePointerGet - gget value from code space */
+/* genCodePointerGet - get value from code space */
/*-----------------------------------------------------------------*/
-static void pic14_emitcodePointerGet (operand *left,
+static void genCodePointerGet (operand *left,
operand *result, iCode *ic)
{
int size, offset ;
freeAsmop(result,NULL,ic,TRUE);
}
-
+#endif
/*-----------------------------------------------------------------*/
/* genGenPointerGet - gget value from generic pointer space */
/*-----------------------------------------------------------------*/
/* 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 (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));
}
goto release;
}
- }
+ //}
/* so dptr know contains the address */
/* if bit then unpack */
- if (IS_BITVAR(retype))
- genUnpackBits(result,"dptr",GPOINTER);
+ //if (IS_BITVAR(retype))
+ // genUnpackBits(result,"dptr",GPOINTER);
release:
freeAsmop(left,NULL,ic,TRUE);
}
+/*-----------------------------------------------------------------*/
+/* genConstPointerGet - get value from const generic pointer space */
+/*-----------------------------------------------------------------*/
+static void genConstPointerGet (operand *left,
+ operand *result, iCode *ic)
+{
+ //sym_link *retype = getSpec(operandType(result));
+ symbol *albl = newiTempLabel(NULL);
+ symbol *blbl = newiTempLabel(NULL);
+ PIC_OPCODE poc;
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ aopOp(left,ic,FALSE);
+ aopOp(result,ic,FALSE);
+
+
+ DEBUGpic14_AopType(__LINE__,left,NULL,result);
+
+ DEBUGpic14_emitcode ("; "," %d getting const pointer",__LINE__);
+
+ emitpcode(POC_CALL,popGetLabel(albl->key));
+ emitpcode(POC_GOTO,popGetLabel(blbl->key));
+ emitpLabel(albl->key);
+
+ poc = ( (AOP_TYPE(left) == AOP_PCODE) ? POC_MOVLW : POC_MOVFW);
+
+ emitpcode(poc,popGet(AOP(left),1));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_pclath));
+ emitpcode(poc,popGet(AOP(left),0));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_pcl));
+
+ emitpLabel(blbl->key);
+
+ emitpcode(POC_MOVWF,popGet(AOP(result),0));
+
+
+ freeAsmop(left,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
+
+}
/*-----------------------------------------------------------------*/
/* genPointerGet - generate code for pointer get */
/*-----------------------------------------------------------------*/
move it to the correct pointer register */
type = operandType(left);
etype = getSpec(type);
+
+ if (IS_PTR_CONST(type))
+ DEBUGpic14_emitcode ("; ***","%d - const pointer",__LINE__);
+
/* if left is of type of pointer then it is simple */
if (IS_PTR(type) && !IS_FUNC(type->next))
p_type = DCL_TYPE(type);
/* we have to go by the storage class */
p_type = PTR_TYPE(SPEC_OCLS(etype));
-/* if (SPEC_OCLS(etype)->codesp ) { */
-/* p_type = CPOINTER ; */
-/* } */
-/* else */
-/* if (SPEC_OCLS(etype)->fmap && !SPEC_OCLS(etype)->paged) */
-/* p_type = FPOINTER ; */
-/* else */
-/* if (SPEC_OCLS(etype)->fmap && SPEC_OCLS(etype)->paged) */
+ DEBUGpic14_emitcode ("; ***","%d - resolve pointer by storage class",__LINE__);
+
+ if (SPEC_OCLS(etype)->codesp ) {
+ DEBUGpic14_emitcode ("; ***","%d - cpointer",__LINE__);
+ //p_type = CPOINTER ;
+ }
+ else
+ if (SPEC_OCLS(etype)->fmap && !SPEC_OCLS(etype)->paged)
+ DEBUGpic14_emitcode ("; ***","%d - fpointer",__LINE__);
+ /*p_type = FPOINTER ;*/
+ else
+ if (SPEC_OCLS(etype)->fmap && SPEC_OCLS(etype)->paged)
+ DEBUGpic14_emitcode ("; ***","%d - ppointer",__LINE__);
/* p_type = PPOINTER; */
-/* else */
-/* if (SPEC_OCLS(etype) == idata ) */
+ else
+ if (SPEC_OCLS(etype) == idata )
+ DEBUGpic14_emitcode ("; ***","%d - ipointer",__LINE__);
/* p_type = IPOINTER; */
-/* else */
+ else
+ DEBUGpic14_emitcode ("; ***","%d - pointer",__LINE__);
/* p_type = POINTER ; */
}
break;
case CPOINTER:
- pic14_emitcodePointerGet (left,result,ic);
+ genConstPointerGet (left,result,ic);
+ //pic14_emitcodePointerGet (left,result,ic);
break;
case GPOINTER:
+ if (IS_PTR_CONST(type))
+ genConstPointerGet (left,result,ic);
+ else
genGenPointerGet (left,result,ic);
- break;
+ break;
}
}
l = aopGet(AOP(result),0,FALSE,TRUE);
size = AOP_SIZE(right);
+/*
+ if ( AOP_TYPE(result) == AOP_PCODE) {
+ fprintf(stderr,"genDataPointerSet %s, %d\n",
+ AOP(result)->aopu.pcop->name,
+ PCOI(AOP(result)->aopu.pcop)->offset);
+ }
+*/
+
// 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);
+ if (offset) {
+ sprintf(buffer,"(%s + %d)",l,offset);
+ fprintf(stderr,"oops %s\n",buffer);
+ } else
+ sprintf(buffer,"%s",l);
if (AOP_TYPE(right) == AOP_LIT) {
unsigned int lit = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
pic14_emitcode("movwf","%s",buffer);
emitpcode(POC_MOVLW, popGetLit(lit&0xff));
- emitpcode(POC_MOVWF, popRegFromString(buffer));
+ //emitpcode(POC_MOVWF, popRegFromString(buffer));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
} else {
pic14_emitcode("clrf","%s",buffer);
- emitpcode(POC_CLRF, popRegFromString(buffer));
+ //emitpcode(POC_CLRF, popRegFromString(buffer));
+ emitpcode(POC_CLRF, popGet(AOP(result),0));
}
}else {
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));
+ //emitpcode(POC_MOVWF, popRegFromString(buffer));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
}
operand *result,
iCode *ic)
{
- asmop *aop = NULL;
- char *l;
- sym_link *retype;
- sym_link *ptype = operandType(result);
+ asmop *aop = NULL;
+ char *l;
+ sym_link *retype;
+ sym_link *ptype = operandType(result);
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- retype= getSpec(operandType(right));
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ retype= getSpec(operandType(right));
+
+ aopOp(result,ic,FALSE);
- aopOp(result,ic,FALSE);
- /* if the result is rematerializable &
- in data space & not a bit variable */
- if (AOP_TYPE(result) == AOP_IMMD &&
- DCL_TYPE(ptype) == POINTER &&
- !IS_BITVAR(retype)) {
- genDataPointerSet (right,result,ic);
- return;
- }
+ /* if the result is rematerializable &
+ in data space & not a bit variable */
+ //if (AOP_TYPE(result) == AOP_IMMD &&
+ if (AOP_TYPE(result) == AOP_PCODE && //AOP_TYPE(result) == AOP_IMMD &&
+ DCL_TYPE(ptype) == POINTER &&
+ !IS_BITVAR(retype)) {
+ genDataPointerSet (right,result,ic);
+ freeAsmop(result,NULL,ic,TRUE);
+ return;
+ }
+
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ aopOp(right,ic,FALSE);
+ DEBUGpic14_AopType(__LINE__,NULL,right,result);
+ /* if the value is already in a pointer register
+ then don't need anything more */
+ if (!AOP_INPREG(AOP(result))) {
+ /* otherwise get a free pointer register */
+ //aop = newAsmop(0);
+ //preg = getFreePtr(ic,&aop,FALSE);
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ //pic14_emitcode("mov","%s,%s",
+ // preg->name,
+ // aopGet(AOP(result),0,FALSE,TRUE));
+ //rname = preg->name ;
+ //pic14_emitcode("movwf","fsr");
+ emitpcode(POC_MOVFW, popGet(AOP(result),0));
+ emitpcode(POC_MOVWF, popCopyReg(&pc_fsr));
+ emitpcode(POC_MOVFW, popGet(AOP(right),0));
+ emitpcode(POC_MOVWF, popCopyReg(&pc_indf));
+ goto release;
- /* if the value is already in a pointer register
- then don't need anything more */
- if (!AOP_INPREG(AOP(result))) {
- /* otherwise get a free pointer register */
- //aop = newAsmop(0);
- //preg = getFreePtr(ic,&aop,FALSE);
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- //pic14_emitcode("mov","%s,%s",
- // preg->name,
- // aopGet(AOP(result),0,FALSE,TRUE));
- //rname = preg->name ;
- pic14_emitcode("movwf","fsr");
- }// else
- // rname = aopGet(AOP(result),0,FALSE,FALSE);
+ }// else
+ // rname = aopGet(AOP(result),0,FALSE,FALSE);
- freeAsmop(result,NULL,ic,TRUE);
- aopOp (right,ic,FALSE);
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* if bitfield then unpack the bits */
- if (IS_BITVAR(retype)) {
- werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
- "The programmer is obviously confused");
- //genPackBits (retype,right,rname,POINTER);
- exit(1);
- }
- else {
- /* we have can just get the values */
- int size = AOP_SIZE(right);
- int offset = 0 ;
+ /* if bitfield then unpack the bits */
+ if (IS_BITVAR(retype)) {
+ werror(E_INTERNAL_ERROR,__FILE__,__LINE__,
+ "The programmer is obviously confused");
+ //genPackBits (retype,right,rname,POINTER);
+ exit(1);
+ }
+ else {
+ /* we have can just get the values */
+ int size = AOP_SIZE(right);
+ int offset = 0 ;
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- while (size--) {
- l = aopGet(AOP(right),offset,FALSE,TRUE);
- if (*l == '@' ) {
- //MOVA(l);
- //pic14_emitcode("mov","@%s,a",rname);
- pic14_emitcode("movf","indf,w ;1");
- } else {
+ while (size--) {
+ l = aopGet(AOP(right),offset,FALSE,TRUE);
+ if (*l == '@' ) {
+ //MOVA(l);
+ //pic14_emitcode("mov","@%s,a",rname);
+ pic14_emitcode("movf","indf,w ;1");
+ } else {
- if (AOP_TYPE(right) == AOP_LIT) {
- unsigned int lit = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
- if(lit) {
- pic14_emitcode("movlw","%s",l);
- pic14_emitcode("movwf","indf ;2");
- } else
- pic14_emitcode("clrf","indf");
- }else {
- pic14_emitcode("movf","%s,w",l);
- pic14_emitcode("movwf","indf ;2");
- }
- //pic14_emitcode("mov","@%s,%s",rname,l);
- }
- if (size)
- pic14_emitcode("incf","fsr,f ;3");
- //pic14_emitcode("inc","%s",rname);
- offset++;
- }
+ if (AOP_TYPE(right) == AOP_LIT) {
+ unsigned int lit = (unsigned int) floatFromVal (AOP(IC_RIGHT(ic))->aopu.aop_lit);
+ if(lit) {
+ pic14_emitcode("movlw","%s",l);
+ pic14_emitcode("movwf","indf ;2");
+ } else
+ pic14_emitcode("clrf","indf");
+ }else {
+ pic14_emitcode("movf","%s,w",l);
+ pic14_emitcode("movwf","indf ;2");
+ }
+ //pic14_emitcode("mov","@%s,%s",rname,l);
+ }
+ if (size)
+ pic14_emitcode("incf","fsr,f ;3");
+ //pic14_emitcode("inc","%s",rname);
+ offset++;
}
+ }
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* now some housekeeping stuff */
+ if (aop) {
+ /* we had to allocate for this iCode */
+ freeAsmop(NULL,aop,ic,TRUE);
+ } else {
+ /* we did not allocate which means left
+ already in a pointer register, then
+ if size > 0 && this could be used again
+ we have to point it back to where it
+ belongs */
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* now some housekeeping stuff */
- if (aop) {
- /* we had to allocate for this iCode */
- freeAsmop(NULL,aop,ic,TRUE);
- } else {
- /* we did not allocate which means left
- already in a pointer register, then
- 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(right) > 1 &&
- !OP_SYMBOL(result)->remat &&
- ( OP_SYMBOL(result)->liveTo > ic->seq ||
- ic->depth )) {
- int size = AOP_SIZE(right) - 1;
- while (size--)
- pic14_emitcode("decf","fsr,f");
- //pic14_emitcode("dec","%s",rname);
- }
+ 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--)
+ pic14_emitcode("decf","fsr,f");
+ //pic14_emitcode("dec","%s",rname);
}
+ }
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- /* done */
- freeAsmop(right,NULL,ic,TRUE);
-
-
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ /* done */
+ release:
+ freeAsmop(right,NULL,ic,TRUE);
+ freeAsmop(result,NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
/* 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(AOP_SIZE(result) > 1) {
+ emitpcode(POC_BCF, popCopyGPR2Bit(PCOP(&pc_status),PIC_IRP_BIT));
+ emitpcode(POC_BTFSC,newpCodeOpBit(aopGet(AOP(result),1,FALSE,FALSE),0,0));
+ emitpcode(POC_BSF, popCopyGPR2Bit(PCOP(&pc_status),PIC_IRP_BIT));
+
+ }
+
//if(size==2)
//emitpcode(POC_DECF,popCopyReg(&pc_fsr));
//if(size==4) {
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");
+ DEBUGpic14_emitcode ("; ***","%s %d size=%d",__FUNCTION__,__LINE__,size);
+
+ while (size--) {
+
+ emitpcode(POC_MOVFW,popGet(AOP(result),offset));
+ emitpcode(POC_MOVWF,popCopyReg(&pc_fsr));
+
+ if (AOP_TYPE(right) == AOP_LIT)
+ emitpcode(POC_MOVLW, popGet(AOP(right),offset));
+ else
+ emitpcode(POC_MOVFW, popGet(AOP(right),offset));
+
+ emitpcode(POC_MOVWF,popCopyReg(&pc_indf));
+
+ offset++;
}
}
case GPOINTER:
genGenPointerSet (right,result,ic);
break;
- }
+ default:
+ werror (E_INTERNAL_ERROR, __FILE__, __LINE__,
+ "genPointerSet: illegal pointer type");
+ }
}
/*-----------------------------------------------------------------*/
/*-----------------------------------------------------------------*/
static void genAddrOf (iCode *ic)
{
- //symbol *sym = OP_SYMBOL(IC_LEFT(ic));
operand *right, *result, *left;
- //int size, offset ;
+ int size, offset ;
DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
DEBUGpic14_AopType(__LINE__,left,right,result);
- emitpcode(POC_MOVLW, popGet(AOP(left),0));
- emitpcode(POC_MOVWF, popGet(AOP(result),0));
-
-#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++);
+ emitpcode(POC_MOVLW, popGet(AOP(left),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ offset++;
}
-#endif
-
- // freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
freeAsmop(left,NULL,ic,FALSE);
freeAsmop(result,NULL,ic,TRUE);
{
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 ;
if (AOP_TYPE(result) == AOP_CRY) {
/* if the right size is a literal then
we know what the value is */
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
if (AOP_TYPE(right) == AOP_LIT) {
emitpcode( ( ((int) operandLitValue(right)) ? POC_BSF : POC_BCF),
int offset = 1;
size = AOP_SIZE(result);
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+
emitpcode(POC_CLRF, popGet(AOP(result),0));
emitpcode(POC_BTFSC, popGet(AOP(right),0));
emitpcode(POC_INCF, popGet(AOP(result),0));
if (AOP_SIZE(result) <= AOP_SIZE(right)) {
/* if they are in the same place */
- if (pic14_sameRegs(AOP(right),AOP(result)))
- goto release;
+ if (pic14_sameRegs(AOP(right),AOP(result)))
+ goto release;
+
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
+ if (IS_PTR_CONST(rtype))
+ DEBUGpic14_emitcode ("; ***","%d - right is const pointer",__LINE__);
+ if (IS_PTR_CONST(operandType(IC_RESULT(ic))))
+ DEBUGpic14_emitcode ("; ***","%d - result is const pointer",__LINE__);
+
+ if ((AOP_TYPE(right) == AOP_PCODE) && AOP(right)->aopu.pcop->type == PO_IMMEDIATE) {
+ emitpcode(POC_MOVLW, popGet(AOP(right),0));
+ emitpcode(POC_MOVWF, popGet(AOP(result),0));
+ emitpcode(POC_MOVLW, popGet(AOP(right),1));
+ emitpcode(POC_MOVWF, popGet(AOP(result),1));
+ if(AOP_SIZE(result) <2)
+ fprintf(stderr,"%d -- result is not big enough to hold a ptr\n",__LINE__);
+
+ } else {
/* if they in different places then copy */
size = AOP_SIZE(result);
offset = 0 ;
while (size--) {
- 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));
+
+ //aopPut(AOP(result),
+ // aopGet(AOP(right),offset,FALSE,FALSE),
+ // offset);
+
+ offset++;
}
- goto release;
+ }
+ goto release;
}
int p_type;
sym_link *type = operandType(right);
sym_link *etype = getSpec(type);
+ DEBUGpic14_emitcode("; ***","%s %d - pointer cast",__FUNCTION__,__LINE__);
/* pointer to generic pointer */
if (IS_GENPTR(ctype)) {
}
/* the first two bytes are known */
+ DEBUGpic14_emitcode("; ***","%s %d - pointer cast2",__FUNCTION__,__LINE__);
size = GPTRSIZE - 1;
offset = 0 ;
while (size--) {
- aopPut(AOP(result),
- aopGet(AOP(right),offset,FALSE,FALSE),
- offset);
- offset++;
+ if(offset < AOP_SIZE(right)) {
+ DEBUGpic14_emitcode("; ***","%s %d - pointer cast3",__FUNCTION__,__LINE__);
+ if ((AOP_TYPE(right) == AOP_PCODE) &&
+ AOP(right)->aopu.pcop->type == PO_IMMEDIATE) {
+ emitpcode(POC_MOVLW, popGet(AOP(right),offset));
+ emitpcode(POC_MOVWF, popGet(AOP(result),offset));
+ } else {
+ aopPut(AOP(result),
+ aopGet(AOP(right),offset,FALSE,FALSE),
+ offset);
+ }
+ } else
+ emitpcode(POC_CLRF,popGet(AOP(result),offset));
+ offset++;
}
/* the last byte depending on type */
switch (p_type) {
case IPOINTER:
case POINTER:
- l = zero;
+ emitpcode(POC_CLRF,popGet(AOP(result),GPTRSIZE - 1));
break;
case FPOINTER:
+ pic14_emitcode(";BUG!? ","%d",__LINE__);
l = one;
break;
case CPOINTER:
+ pic14_emitcode(";BUG!? ","%d",__LINE__);
l = "#0x02";
break;
case PPOINTER:
+ pic14_emitcode(";BUG!? ","%d",__LINE__);
l = "#0x03";
break;
"got unknown pointer type");
exit(1);
}
- aopPut(AOP(result),l, GPTRSIZE - 1);
+ //aopPut(AOP(result),l, GPTRSIZE - 1);
goto release ;
}
if(genMixedOperation(ic))
goto release;
+ DEBUGpic14_emitcode("; ***","%s %d",__FUNCTION__,__LINE__);
/* we move to result for the size of source */
size = AOP_SIZE(right);
/* 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)) {
+ if (SPEC_USIGN(rtype) || !IS_SPEC(rtype)) {
while (size--)
emitpcode(POC_CLRF, popGet(AOP(result),offset++));
} else {
/*-----------------------------------------------------------------*/
static void genReceive (iCode *ic)
{
- DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
+ DEBUGpic14_emitcode ("; ***","%s %d",__FUNCTION__,__LINE__);
- if (isOperandInFarSpace(IC_RESULT(ic)) &&
- ( OP_SYMBOL(IC_RESULT(ic))->isspilt ||
- IS_TRUE_SYMOP(IC_RESULT(ic))) ) {
+ if (isOperandInFarSpace(IC_RESULT(ic)) &&
+ ( OP_SYMBOL(IC_RESULT(ic))->isspilt ||
+ IS_TRUE_SYMOP(IC_RESULT(ic))) ) {
- int size = getSize(operandType(IC_RESULT(ic)));
- int offset = fReturnSizePic - size;
- while (size--) {
- pic14_emitcode ("push","%s", (strcmp(fReturn[fReturnSizePic - offset - 1],"a") ?
+ int size = getSize(operandType(IC_RESULT(ic)));
+ int offset = fReturnSizePic - size;
+ while (size--) {
+ pic14_emitcode ("push","%s", (strcmp(fReturn[fReturnSizePic - offset - 1],"a") ?
fReturn[fReturnSizePic - offset - 1] : "acc"));
- offset++;
- }
- aopOp(IC_RESULT(ic),ic,FALSE);
- size = AOP_SIZE(IC_RESULT(ic));
- offset = 0;
- while (size--) {
- pic14_emitcode ("pop","acc");
- aopPut (AOP(IC_RESULT(ic)),"a",offset++);
- }
-
- } else {
- _G.accInUse++;
- aopOp(IC_RESULT(ic),ic,FALSE);
- _G.accInUse--;
- assignResultValue(IC_RESULT(ic));
+ offset++;
}
+ aopOp(IC_RESULT(ic),ic,FALSE);
+ size = AOP_SIZE(IC_RESULT(ic));
+ offset = 0;
+ while (size--) {
+ pic14_emitcode ("pop","acc");
+ aopPut (AOP(IC_RESULT(ic)),"a",offset++);
+ }
+
+ } else {
+ _G.accInUse++;
+ aopOp(IC_RESULT(ic),ic,FALSE);
+ _G.accInUse--;
+ assignResultValue(IC_RESULT(ic));
+ }
- freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
+ freeAsmop(IC_RESULT(ic),NULL,ic,TRUE);
}
/*-----------------------------------------------------------------*/
addpBlock(pb);
/* if debug information required */
-/* if (options.debug && currFunc) { */
- if (currFunc) {
- cdbSymbol(currFunc,cdbFile,FALSE,TRUE);
+ if (options.debug && currFunc) {
+ if (currFunc) {
+ debugFile->writeFunction(currFunc);
_G.debugLine = 1;
if (IS_STATIC(currFunc->etype)) {
- pic14_emitcode("",";F%s$%s$0$0 %d",moduleName,currFunc->name,__LINE__);
- //addpCode2pBlock(pb,newpCodeLabel(moduleName,currFunc->name));
+ pic14_emitcode("",";F%s$%s$0$0 %d",moduleName,currFunc->name,__LINE__);
+ //addpCode2pBlock(pb,newpCodeLabel(moduleName,currFunc->name));
} else {
- pic14_emitcode("",";G$%s$0$0 %d",currFunc->name,__LINE__);
- //addpCode2pBlock(pb,newpCodeLabel(NULL,currFunc->name));
+ pic14_emitcode("",";G$%s$0$0 %d",currFunc->name,__LINE__);
+ //addpCode2pBlock(pb,newpCodeLabel(NULL,currFunc->name));
}
_G.debugLine = 0;
+ }
}
ic->level,ic->block);
_G.debugLine = 0;
}
- pic14_emitcode("#CSRC","%s %d",FileBaseName(ic->filename),ic->lineno);
+ /*
+ pic14_emitcode("#CSRC","%s %d",FileBaseName(ic->filename),ic->lineno);
+ pic14_emitcode ("", ";\t%s:%d: %s", ic->filename, ic->lineno,
+ printCLine(ic->filename, ic->lineno));
+ */
+ if (!options.noCcodeInAsm) {
+ addpCode2pBlock(pb,
+ newpCodeCSource(ic->lineno,
+ ic->filename,
+ printCLine(ic->filename, ic->lineno)));
+ }
+
cln = ic->lineno ;
}
+
+ // if you want printILine too, look at ../mcs51/gen.c, i don't understand this :)
+
/* if the result is marked as
spilt and rematerializable or code for
this has already been generated then
/* now we are ready to call the
peep hole optimizer */
if (!options.nopeep) {
- printf("peep hole optimizing\n");
- peepHole (&lineHead);
+ peepHole (&lineHead);
}
/* now do the actual printing */
printLine (lineHead,codeOutFile);
- printf("printing pBlock\n\n");
+#ifdef PCODE_DEBUG
+ DFPRINTF((stderr,"printing pBlock\n\n"));
printpBlock(stdout,pb);
+#endif
return;
}
projects / fw / sdcc / blobdiff