#include "ralloc.h"
#include "device.h"
-#if defined(__BORLANDC__) || defined(_MSC_VER)
-#define STRCASECMP stricmp
-#else
-#define STRCASECMP strcasecmp
-#endif
-static PIC_device Pics[] = {
+static PIC16_device Pics16[] = {
{
{"p18f242", "18f242", "pic18f242", "f242"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x300, // bank mask
0x300, // RAMsize
{
{"p18f252", "18f252", "pic18f252", "f252"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x600, // bank mask
0x600, // RAMsize
{
{"p18f442", "18f442", "pic18f442", "f442"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x300, // bank mask
0x300, // RAMsize
{
{"p18f452", "18f452", "pic18f452", "f452"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x600, // bank mask
0x600, // RAMsize
{
{"p18f248", "18f248", "pic18f248", "f248"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x300, // bank mask
0x300, // RAMsize
{
{"p18f258", "18f258", "pic18f258", "f258"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x600, // bank mask
0x600, // RAMsize
{
{"p18f448", "18f448", "pic18f448", "f448"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x300, // bank mask
0x300, // RAMsize
{
{"p18f458", "18f458", "pic18f458", "f458"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x600, // bank mask
0x600, // RAMsize
{
{"p18f6520", "18f6520", "pic18f6520", "f6520"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x800, // bank mask
0x800, // RAMsize
{
{"p18f6620", "18f6620", "pic18f6620", "f6620"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xf00, // bank mask
0xf00, // RAMsize
},
{
{"p18f6680", "18f6680", "pic18f6680", "f6680"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xc00, // bank mask
0xc00, // RAMsize
},
{
{"p18f6720", "18f6720", "pic18f6720", "f6720"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xf00, // bank mask
0xf00, // RAMsize
},
{
{"p18f8520", "18f8520", "pic18f8520", "f8520"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0x800, // bank mask
0x800, // RAMsize
},
{
{"p18f8620", "18f8620", "pic18f8620", "f8620"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xf00, // bank mask
0xf00, // RAMsize
},
{
{"p18f8680", "18f8680", "pic18f8680", "f8680"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xc00, // bank mask
0x800, // RAMsize
},
{
{"p18f8720", "18f8720", "pic18f8720", "f8720"}, // aliases
- (memRange *)NULL, // ram memory map
- (memRange *)NULL, // sfr memory map
0,
0xf00, // bank mask
0xf00, // RAMsize
};
-static int num_of_supported_PICS = sizeof(Pics)/sizeof(PIC_device);
+static int num_of_supported_PICS = sizeof(Pics16)/sizeof(PIC16_device);
#define DEFAULT_PIC "452"
-static PIC_device *pic=NULL;
-
-//AssignedMemory *pic16_finalMapping=NULL;
-//int pic16_finalMappingSize=0;
+PIC16_device *pic16=NULL;
#define DEFAULT_CONFIG_BYTE 0xff
unsigned int stackPos = 0;
+extern regs* newReg(short type, short pc_type, int rIdx, char *name, int size, int alias, operand *refop);
+
void pic16_setMaxRAM(int size)
{
- pic->maxRAMaddress = size;
- stackPos = pic->RAMsize-1;
-
- if (pic->maxRAMaddress < 0) {
- fprintf(stderr, "invalid \"#pragma maxram 0x%x\" setting\n",
- pic->maxRAMaddress);
- return;
- }
-
-// pic16_finalMapping = Safe_calloc(1+pic->maxRAMaddress,
-// sizeof(AssignedMemory));
-
- /* Now initialize the pic16_finalMapping array */
+ pic16->maxRAMaddress = size;
+ stackPos = pic16->RAMsize-1;
-// for(i=0; i<=pic->maxRAMaddress; i++) {
-// pic16_finalMapping[i].reg = NULL;
-// pic16_finalMapping[i].isValid = 0;
-// }
+ if (pic16->maxRAMaddress < 0) {
+ fprintf(stderr, "invalid \"#pragma maxram 0x%x\" setting\n",
+ pic16->maxRAMaddress);
+ return;
+ }
}
-/*-----------------------------------------------------------------*
- *-----------------------------------------------------------------*/
-#if 0
-int pic16_isREGinBank(regs *reg, int bank)
-{
+extern char *iComments2;
- if(!reg || !pic)
- return 0;
-
- if(pic16_finalMapping[reg->address].bank == bank)
- return 1;
-
- return 0;
-}
-#endif
-/*-----------------------------------------------------------------*
- *-----------------------------------------------------------------*/
-int pic16_REGallBanks(regs *reg)
+void pic16_dump_equates(FILE *of, set *equs)
{
+ regs *r;
- if(!reg || !pic)
- return 0;
-
- if ((int)reg->address > pic->maxRAMaddress)
- return 0;
-
- return 1;
-
+ r = setFirstItem(equs);
+ if(!r)return;
+
+ fprintf(of, "%s", iComments2);
+ fprintf(of, ";\tEquates to used internal registers\n");
+ fprintf(of, "%s", iComments2);
+
+ for(; r; r = setNextItem(equs)) {
+ fprintf(of, "%s\tequ\t0x%02x\n", r->name, r->address);
+ }
}
-/*-----------------------------------------------------------------*
- *-----------------------------------------------------------------*/
-/*
- * pic16_dump_map -- debug stuff
- */
-#if 0
-void pic16_dump_map(void)
+int regCompare(const void *a, const void *b)
{
- int i;
+ const regs *const *i = a;
+ const regs *const *j = b;
- for(i=0; i<=pic->maxRAMaddress; i++) {
- //fprintf(stdout , "addr 0x%02x is %s\n", i, ((pic16_finalMapping[i].isValid) ? "valid":"invalid"));
+ /* sort primarily by the address */
+ if( (*i)->address > (*j)->address)return 1;
+ if( (*i)->address < (*j)->address)return -1;
+
+ /* and secondarily by size */
+ if( (*i)->size > (*j)->size)return 1;
+ if( (*i)->size < (*j)->size)return -1;
- if(pic16_finalMapping[i].isValid) {
- fprintf(stderr,"addr: 0x%02x",i);
- if(pic16_finalMapping[i].isSFR)
- fprintf(stderr," isSFR");
- if(pic16_finalMapping[i].reg)
- fprintf( stderr, " reg %s", pic16_finalMapping[i].reg->name);
- fprintf(stderr, "\n");
- }
- }
+ return 0;
}
-#endif
-
-void pic16_dump_section(FILE *of, char *sname, set *section, int fix)
+void pic16_dump_section(FILE *of, set *section, int fix)
{
static int abs_section_no=0;
regs *r, *rprev;
- int init_addr;
+ int init_addr, i;
+ regs **rlist;
+
+ /* put all symbols in an array */
+ rlist = Safe_calloc(elementsInSet(section), sizeof(regs *));
+ r = rlist[0]; i = 0;
+ for(rprev = setFirstItem(section); rprev; rprev = setNextItem(section)) {
+ rlist[i] = rprev; i++;
+ }
+
+ if(!i) {
+ if(rlist)free(rlist);
+ return;
+ }
+ /* sort symbols according to their address */
+ qsort(rlist, i /*elementsInSet(section)*/, sizeof(regs *), regCompare);
+
if(!fix) {
fprintf(of, "\n\n\tudata\n");
for(r = setFirstItem(section); r; r = setNextItem(section)) {
fprintf(of, "%s\tres\t%d\n", r->name, r->size);
}
} else {
- r = setFirstItem(section);
- if(!r)return;
- init_addr = r->address;
- fprintf(of, "\n\nstatic_%s_%02d\tudata\t0X%04X\n", moduleName, abs_section_no++, init_addr);
-
+ int j=0;
+
rprev = NULL;
- for(; r; r = setNextItem(section)) {
+ init_addr = rlist[j]->address;
+ fprintf(of, "\n\nstatic_%s_%02d\tudata\t0X%04X\n", moduleName, abs_section_no++, init_addr);
+
+ for(j=0;j<i;j++) {
+ r = rlist[j];
init_addr = r->address;
-
if(rprev && (init_addr != (rprev->address + rprev->size))) {
fprintf(of, "\nstatic_%s_%02d\tudata\t0X%04X\n", moduleName, abs_section_no++, init_addr);
}
rprev = r;
}
}
+ free(rlist);
+}
+
+void pic16_dump_int_registers(FILE *of, set *section)
+{
+ regs *r, *rprev;
+ int i;
+ regs **rlist;
+
+ /* put all symbols in an array */
+ rlist = Safe_calloc(elementsInSet(section), sizeof(regs *));
+ r = rlist[0]; i = 0;
+ for(rprev = setFirstItem(section); rprev; rprev = setNextItem(section)) {
+ rlist[i] = rprev; i++;
+ }
+
+ /* sort symbols according to their address */
+ qsort(rlist, elementsInSet(section), sizeof(regs *), regCompare);
+
+ if(!i) {
+ if(rlist)free(rlist);
+ return;
+ }
+
+ fprintf(of, "\n\n; Internal registers\n");
+
+ fprintf(of, "%s\tudata_ovr\t0x0000\n", ".registers");
+ for(r = setFirstItem(section); r; r = setNextItem(section))
+ fprintf(of, "%s\tres\t%d\n", r->name, r->size);
+
+ free(rlist);
}
+#ifdef WORDS_BIGENDIAN
+ #define _ENDIAN(x) (3-x)
+#else
+ #define _ENDIAN(x) (x)
+#endif
+
+#define BYTE_IN_LONG(x,b) ((x>>(8*_ENDIAN(b)))&0xff)
+
+/*-----------------------------------------------------------------*/
+/* printIvalType - generates ival for int/char */
+/*-----------------------------------------------------------------*/
+void print_idataType (FILE *of, symbol *sym, sym_link * type, initList * ilist)
+{
+ value *val;
+ unsigned long ulval;
+
+ //fprintf(stderr, "%s\n",__FUNCTION__);
+
+ /* if initList is deep */
+ if (ilist->type == INIT_DEEP)
+ ilist = ilist->init.deep;
+
+ if (!IS_AGGREGATE(sym->type) && getNelements(type, ilist)>1) {
+ werror (W_EXCESS_INITIALIZERS, "scalar", sym->name, sym->lineDef);
+ }
+
+ if (!(val = list2val (ilist))) {
+ // assuming a warning has been thrown
+ val=constVal("0");
+ }
+
+ if (val->type != type) {
+ val = valCastLiteral(type, floatFromVal(val));
+ }
+
+ if(val)
+ ulval = (unsigned long) floatFromVal (val);
+ else
+ ulval =0;
+
+ switch (getSize (type)) {
+ case 1:
+ fprintf(of, "%s\tdata\t0x%02x\n", sym->name, (unsigned char)BYTE_IN_LONG(ulval, 0));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,0))));
+ break;
+
+ case 2:
+// fprintf(of, "%s\tdw\t0x%04x\n", sym->name, (unsigned int)(BYTE_IN_LONG(ulval, 0)
+// + (BYTE_IN_LONG(ulval, 1) << 8)));
+ fprintf(of, "%s\tdata\t0x%02x,0x%02x\n", sym->name, (unsigned char)BYTE_IN_LONG(ulval, 0),
+ (unsigned char)(BYTE_IN_LONG(ulval, 1) << 8));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,0))));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,1))));
+ break;
+
+ case 4:
+ fprintf(of, "%s\tdw\t0x%04x,0x%04x\n", sym->name, (unsigned int)(BYTE_IN_LONG(ulval, 0)
+ + (BYTE_IN_LONG(ulval, 1) << 8)),
+ (unsigned)(BYTE_IN_LONG(ulval, 2)
+ + (BYTE_IN_LONG(ulval, 3) << 8)));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,0))));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,1))));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,2))));
+// pic16_addpCode2pBlock(pb,pic16_newpCode(POC_RETLW,pic16_newpCodeOpLit(BYTE_IN_LONG(ulval,3))));
+ break;
+ }
+}
+
+
+
+/*-----------------------------------------------------------------*/
+/* printIval - generates code for initial value */
+/*-----------------------------------------------------------------*/
+void print_idata(FILE *of, symbol * sym, sym_link * type, initList * ilist)
+{
+ if (!ilist)
+ return;
+
+ /* if structure then */
+ if (IS_STRUCT (type))
+ {
+ //fprintf(stderr,"%s struct\n",__FUNCTION__);
+ //printIvalStruct (sym, type, ilist, oFile);
+ return;
+ }
+
+ /* if this is a pointer */
+ if (IS_PTR (type))
+ {
+ //fprintf(stderr,"%s pointer\n",__FUNCTION__);
+ //printIvalPtr (sym, type, ilist, oFile);
+ return;
+ }
+
+ /* if this is an array */
+ if (IS_ARRAY (type))
+ {
+ //fprintf(stderr,"%s array\n",__FUNCTION__);
+// printIvalArray (sym, type, ilist, pb);
+ return;
+ }
+
+ /* if type is SPECIFIER */
+ if (IS_SPEC (type))
+ {
+// fprintf(stderr,"%s spec\n",__FUNCTION__);
+ print_idataType(of, sym, type, ilist);
+ return;
+ }
+}
+
+
+void pic16_dump_idata(FILE *of, set *idataSymSet)
+{
+ int i;
+ symbol *ids;
+
+
+ i = elementsInSet(idataSymSet);
+ if(!i)return;
+
+ fprintf(of, "\n\n; Initialised data (idata)\n");
+ fprintf(of, "\tidata\n");
+ for(ids = setFirstItem(idataSymSet); ids; ids = setNextItem(idataSymSet))
+ print_idata(of, ids, ids->type, ids->ival);
+
+}
/*-----------------------------------------------------------------*
int i,j,k,l;
if(list_alias)
- list_alias = sizeof(Pics[0].name) / sizeof(Pics[0].name[0]);
+ list_alias = sizeof(Pics16[0].name) / sizeof(Pics16[0].name[0]);
/* decrement the column number if it's greater than zero */
ncols = (ncols > 1) ? ncols-1 : 4;
/* Find the device with the longest name */
for(i=0,longest=0; i<num_of_supported_PICS; i++) {
for(j=0; j<=list_alias; j++) {
- k = strlen(Pics[i].name[j]);
+ k = strlen(Pics16[i].name[j]);
if(k>longest)
longest = k;
}
j = 0;
do {
- fprintf(stderr,"%s", Pics[i].name[j]);
+ fprintf(stderr,"%s", Pics16[i].name[j]);
if(col<ncols) {
- l = longest + 2 - strlen(Pics[i].name[j]);
+ l = longest + 2 - strlen(Pics16[i].name[j]);
for(k=0; k<l; k++)
fputc(' ',stderr);
/*-----------------------------------------------------------------*
*
*-----------------------------------------------------------------*/
-PIC_device *pic16_find_device(char *name)
+PIC16_device *pic16_find_device(char *name)
{
int i,j;
for(i = 0; i<num_of_supported_PICS; i++) {
for(j=0; j<PROCESSOR_NAMES; j++)
- if(!STRCASECMP(Pics[i].name[j], name) )
- return &Pics[i];
+ if(!STRCASECMP(Pics16[i].name[j], name) )
+ return &Pics16[i];
}
/* not found */
*-----------------------------------------------------------------*/
void pic16_init_pic(char *pic_type)
{
- pic = pic16_find_device(pic_type);
+ pic16 = pic16_find_device(pic_type);
- if(!pic) {
+ if(!pic16) {
if(pic_type)
fprintf(stderr, "'%s' was not found.\n", pic_type);
else
*-----------------------------------------------------------------*/
int pic16_picIsInitialized(void)
{
- if(pic && pic->maxRAMaddress > 0)
+ if(pic16 && pic16->maxRAMaddress > 0)
return 1;
return 0;
char *pic16_processor_base_name(void)
{
- if(!pic)
+ if(!pic16)
return NULL;
- return pic->name[0];
+ return pic16->name[0];
}
+#define DEBUG_CHECK 0
-#if 0
-/*-----------------------------------------------------------------*
- *-----------------------------------------------------------------*/
-static int validAddress(int address, int reg_size)
+/*
+ * return 1 if register wasn't found and added, 0 otherwise
+ */
+int checkAddReg(set **set, regs *reg)
{
- int i;
+ regs *tmp;
-#if 0
- if (pic->maxRAMaddress < 0) {
- fprintf(stderr, "missing \"#pragma maxram\" setting\n");
- return 0;
- }
-// fprintf(stderr, "validAddress: Checking 0x%04x (max=0x%04x) (reg_size = %d)\n",address, pic->maxRAMaddress, reg_size);
- if(address > pic->maxRAMaddress)
- return 0;
+#if DEBUG_CHECK
+ fprintf(stderr, "%s: about to insert REGister: %s ... ", __FUNCTION__, reg->name);
+#endif
- for (i=0; i<reg_size; i++)
- if(!pic16_finalMapping[address + i].isValid ||
- pic16_finalMapping[address+i].reg ||
- pic16_finalMapping[address+i].isSFR )
- return 0;
+ for(tmp = setFirstItem(*set); tmp; tmp = setNextItem(*set)) {
+ if(!strcmp(tmp->name, reg->name))break;
+ }
+
+ if(!tmp) {
+ addSet(set, reg);
+#if DEBUG_CHECK
+ fprintf(stderr, "added\n");
#endif
+ return 1;
+ }
- return 1;
-}
+#if DEBUG_CHECK
+ fprintf(stderr, "already added\n");
#endif
+ return 0;
+}
-void checkAddReg(set **set, regs *reg)
+int checkAddSym(set **set, symbol *sym)
{
- regs *tmp;
+ symbol *tmp;
+#if DEBUG_CHECK
+ fprintf(stderr, "%s: about to add SYMbol: %s ... ", __FUNCTION__, sym->name);
+#endif
- for(tmp = setFirstItem(*set); tmp; tmp = setNextItem(*set)) {
- if(!strcmp(tmp->name, reg->name))break;
+ for(tmp = setFirstItem( *set ); tmp; tmp = setNextItem(*set)) {
+ if(!strcmp(tmp->name, sym->name))break;
}
- if(!tmp)
- addSet(set, reg);
+ if(!tmp) {
+ addSet(set, sym);
+#if DEBUG_CHECK
+ fprintf(stderr, "added\n");
+#endif
+ return 1;
+ }
+
+#if DEBUG_CHECK
+ fprintf(stderr, "already added\n");
+#endif
+
+ return 0;
}
+
/*-----------------------------------------------------------------*
* void pic16_groupRegistersInSection - add each register to its *
* corresponding section *
regs *reg;
for(reg=setFirstItem(regset); reg; reg = setNextItem(regset)) {
+
+// fprintf(stderr, "%s:%d group registers in section, reg: %s\n", __FILE__, __LINE__, reg->name);
+
if(reg->wasUsed
&& !(reg->regop && SPEC_EXTR(OP_SYM_ETYPE(reg->regop)))) {
- if(reg->isFixed)
+
+// fprintf(stderr, "%s:%d register %s alias:%d fix:%d\n",
+// __FILE__, __LINE__, reg->name, reg->alias, reg->isFixed);
+
+ if(reg->alias) {
+ checkAddReg(&pic16_equ_data, reg);
+ } else
+ if(reg->isFixed) {
checkAddReg(&pic16_fix_udata, reg);
-
- if(!reg->isFixed)
- checkAddReg(&pic16_rel_udata, reg);
+ } else
+ if(!reg->isFixed) {
+ if(reg->pc_type == PO_GPR_TEMP)
+ checkAddReg(&pic16_int_regs, reg);
+ else
+ checkAddReg(&pic16_rel_udata, reg);
+ }
}
}
}
return 0;
}
}
+
projects / fw / sdcc / blobdiff