/*-------------------------------------------------------------------------
- SDCCglue.c - glues everything we have done together into one file.
+ SDCCglue.c - glues everything we have done together into one file.
Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998)
-
+
This program is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
+
In other words, you are welcome to use, share and improve this program.
You are forbidden to forbid anyone else to use, share and improve
- what you give them. Help stamp out software-hoarding!
+ what you give them. Help stamp out software-hoarding!
-------------------------------------------------------------------------*/
#include "../common.h"
#include <time.h>
+#include "ralloc.h"
+#include "pcode.h"
+#include "newalloc.h"
extern symbol *interrupts[256];
extern int noAlloc;
extern set *publics;
extern int maxInterrupts;
-extern int maxRegBank ;
+extern int maxRegBank;
extern symbol *mainf;
extern char *VersionString;
extern FILE *codeOutFile;
extern char *iComments2;
//extern void emitStaticSeg (memmap * map);
-extern DEFSETFUNC(closeTmpFiles);
-extern DEFSETFUNC(rmTmpFiles);
+extern DEFSETFUNC (closeTmpFiles);
+extern DEFSETFUNC (rmTmpFiles);
extern void copyFile (FILE * dest, FILE * src);
extern void printChar (FILE * ofile, char *s, int plen);
#if 0
-char *aopLiteral (value *val, int offset)
-static void emitRegularMap (memmap * map, bool addPublics, bool arFlag)
-value *initPointer (initList *ilist)
-void printIvalType (sym_link * type, initList * ilist, FILE * oFile)
-void printIvalStruct (symbol * sym,sym_link * type,
- initList * ilist, FILE * oFile)
-int printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s)
-void printIvalArray (symbol * sym, sym_link * type, initList * ilist,
- FILE * oFile)
-void printIvalFuncPtr (sym_link * type, initList * ilist, FILE * oFile)
-int printIvalCharPtr (symbol * sym, sym_link * type, value * val, FILE * oFile)
-void printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
+char *
+aopLiteral (value * val, int offset)
+ static void emitRegularMap (memmap * map, bool addPublics, bool arFlag)
+ value *initPointer (initList * ilist)
+ void printIvalType (sym_link * type, initList * ilist, FILE * oFile)
+ void printIvalStruct (symbol * sym, sym_link * type,
+ initList * ilist, FILE * oFile)
+ int printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s)
+ void printIvalArray (symbol * sym, sym_link * type, initList * ilist,
+ FILE * oFile)
+ void printIvalFuncPtr (sym_link * type, initList * ilist, FILE * oFile)
+ int printIvalCharPtr (symbol * sym, sym_link * type, value * val, FILE * oFile)
+ void printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
#endif
+/*-----------------------------------------------------------------*/
+/* Allocation macros that replace those in SDCCalloc.h */
+/* Why? I dunno. I ran across a bug with those macros that */
+/* I couldn't fix, but I could work around... */
+/*-----------------------------------------------------------------*/
+
+#define _ALLOC(x,sz) if (!(x = calloc((sz),1) )) \
+ { \
+ werror(E_OUT_OF_MEM,__FILE__,(long) sz);\
+ exit (1); \
+ }
+
+#define _ALLOC_ATOMIC(x,y) if (!((x) = malloc(y))) \
+ { \
+ werror(E_OUT_OF_MEM,__FILE__,(long) y); \
+ exit (1); \
+ }
+
/*-----------------------------------------------------------------*/
/* aopLiteral - string from a literal value */
/*-----------------------------------------------------------------*/
-char *pic14aopLiteral (value *val, int offset)
+int pic14aopLiteral (value *val, int offset)
{
- char *rs;
- union {
- float f;
- unsigned char c[4];
- } fl;
-
- /* if it is a float then it gets tricky */
- /* otherwise it is fairly simple */
- if (!IS_FLOAT(val->type)) {
- unsigned long v = floatFromVal(val);
-
- v >>= (offset * 8);
- sprintf(buffer,"0x%02x",((char) v) & 0xff);
- ALLOC_ATOMIC(rs,strlen(buffer)+1);
- return strcpy (rs,buffer);
- }
-
- /* it is type float */
- fl.f = (float) floatFromVal(val);
+ union {
+ float f;
+ unsigned char c[4];
+ } fl;
+
+ /* if it is a float then it gets tricky */
+ /* otherwise it is fairly simple */
+ if (!IS_FLOAT(val->type)) {
+ unsigned long v = floatFromVal(val);
+
+ //v >>= (offset * 8);
+ return ( (v >> (offset * 8)) & 0xff);
+ //sprintf(buffer,"0x%02x",((char) v) & 0xff);
+ //_ALLOC_ATOMIC(rs,strlen(buffer)+1);
+ //return strcpy (rs,buffer);
+ }
+
+ /* it is type float */
+ fl.f = (float) floatFromVal(val);
#ifdef _BIG_ENDIAN
- sprintf(buffer,"0x%02x",fl.c[3-offset]);
+ return fl.c[3-offset];
#else
- sprintf(buffer,"0x%02x",fl.c[offset]);
+ return fl.c[offset];
#endif
- ALLOC_ATOMIC(rs,strlen(buffer)+1);
- return strcpy (rs,buffer);
+
}
/*-----------------------------------------------------------------*/
/* emitRegularMap - emit code for maps with no special cases */
/*-----------------------------------------------------------------*/
-static void pic14emitRegularMap (memmap * map, bool addPublics, bool arFlag)
+static void
+pic14emitRegularMap (memmap * map, bool addPublics, bool arFlag)
{
- symbol *sym;
- int i,size,bitvars=0;;
+ symbol *sym;
+ int i, size, bitvars = 0;;
- if (addPublics)
- fprintf (map->oFile, ";\t.area\t%s\n", map->sname);
-
- /* print the area name */
- for (sym = setFirstItem (map->syms); sym;
- sym = setNextItem (map->syms)) {
-
- /* if extern then do nothing */
- if (IS_EXTERN (sym->etype))
- continue;
-
- /* if allocation required check is needed
- then check if the symbol really requires
- allocation only for local variables */
- if (arFlag && !IS_AGGREGATE(sym->type) &&
- !(sym->_isparm && !IS_REGPARM(sym->etype)) &&
- !sym->allocreq && sym->level)
- continue ;
-
- /* if global variable & not static or extern
- and addPublics allowed then add it to the public set */
- if ((sym->level == 0 ||
- (sym->_isparm && !IS_REGPARM(sym->etype))) &&
- addPublics &&
- !IS_STATIC (sym->etype))
- addSetHead (&publics, sym);
-
- /* if extern then do nothing or is a function
- then do nothing */
- if (IS_FUNC (sym->type))
- continue;
-#if 0
- /* print extra debug info if required */
- if (options.debug || sym->level == 0) {
+ if (addPublics)
+ fprintf (map->oFile, ";\t.area\t%s\n", map->sname);
- cdbSymbol(sym,cdbFile,FALSE,FALSE);
+ /* print the area name */
+ for (sym = setFirstItem (map->syms); sym;
+ sym = setNextItem (map->syms))
+ {
+
+ /* if extern then do nothing */
+ if (IS_EXTERN (sym->etype))
+ continue;
+
+ /* if allocation required check is needed
+ then check if the symbol really requires
+ allocation only for local variables */
+ if (arFlag && !IS_AGGREGATE (sym->type) &&
+ !(sym->_isparm && !IS_REGPARM (sym->etype)) &&
+ !sym->allocreq && sym->level)
+ continue;
+
+ /* if global variable & not static or extern
+ and addPublics allowed then add it to the public set */
+ if ((sym->level == 0 ||
+ (sym->_isparm && !IS_REGPARM (sym->etype))) &&
+ addPublics &&
+ !IS_STATIC (sym->etype))
+ addSetHead (&publics, sym);
+
+ /* if extern then do nothing or is a function
+ then do nothing */
+ if (IS_FUNC (sym->type))
+ continue;
+#if 0
+ /* print extra debug info if required */
+ if (options.debug || sym->level == 0)
+ {
- if (!sym->level) /* global */
- if (IS_STATIC(sym->etype))
- fprintf(map->oFile,"F%s_",moduleName); /* scope is file */
- else
- fprintf(map->oFile,"G_"); /* scope is global */
+ cdbSymbol (sym, cdbFile, FALSE, FALSE);
+
+ if (!sym->level) /* global */
+ if (IS_STATIC (sym->etype))
+ fprintf (map->oFile, "F%s_", moduleName); /* scope is file */
else
- /* symbol is local */
- fprintf(map->oFile,"L%s_",(sym->localof ? sym->localof->name : "-null-"));
- fprintf(map->oFile,"%s_%d_%d",sym->name,sym->level,sym->block);
+ fprintf (map->oFile, "G_"); /* scope is global */
+ else
+ /* symbol is local */
+ fprintf (map->oFile, "L%s_", (sym->localof ? sym->localof->name : "-null-"));
+ fprintf (map->oFile, "%s_%d_%d", sym->name, sym->level, sym->block);
}
#endif
- /* if is has an absolute address then generate
- an equate for this no need to allocate space */
- if (SPEC_ABSA (sym->etype)) {
+ /* if is has an absolute address then generate
+ an equate for this no need to allocate space */
+ if (SPEC_ABSA (sym->etype))
+ {
//if (options.debug || sym->level == 0)
- //fprintf (map->oFile,"; == 0x%04x\n",SPEC_ADDR (sym->etype));
+ //fprintf (map->oFile,"; == 0x%04x\n",SPEC_ADDR (sym->etype));
- fprintf (map->oFile, "%s\tEQU\t0x%04x\n",
- sym->rname,
- SPEC_ADDR (sym->etype));
+ fprintf (map->oFile, "%s\tEQU\t0x%04x\n",
+ sym->rname,
+ SPEC_ADDR (sym->etype));
}
- else {
- /* allocate space */
+ else
+ {
+ /* allocate space */
/* If this is a bit variable, then allocate storage after 8 bits have been declared */
/* unlike the 8051, the pic does not have a separate bit area. So we emulate bit ram */
- /* by grouping the bits together into groups of 8 and storing them in the normal ram.*/
- if(IS_BITVAR(sym->etype)) {
- if((bitvars % 8) == 0) {
- fprintf (map->oFile, " cblock\n");
- fprintf (map->oFile, "\tbitfield%d\n", bitvars);
- fprintf (map->oFile, " endc\n");
- }
+ /* by grouping the bits together into groups of 8 and storing them in the normal ram. */
+ if (IS_BITVAR (sym->etype))
+ {
+ if ((bitvars % 8) == 0)
+ {
+ fprintf (map->oFile, " cblock\n");
+ fprintf (map->oFile, "\tbitfield%d\n", bitvars);
+ fprintf (map->oFile, " endc\n");
+ }
- fprintf (map->oFile, "%s\tEQU\t( (bitfield%d<<3)+%d)\n",
- sym->rname,
- bitvars & 0xfff8,
- bitvars & 0x0007);
-
- bitvars++;
- } else {
- fprintf (map->oFile, "\t%s\n", sym->rname);
- if( (size = (unsigned int)getSize (sym->type) & 0xffff)>1) {
- for(i=1; i<size; i++)
- fprintf (map->oFile, "\t%s_%d\n", sym->rname,i);
+ fprintf (map->oFile, "%s\tEQU\t( (bitfield%d<<3)+%d)\n",
+ sym->rname,
+ bitvars & 0xfff8,
+ bitvars & 0x0007);
+
+ bitvars++;
+ }
+ else
+ {
+ fprintf (map->oFile, "\t%s\n", sym->rname);
+ if ((size = (unsigned int) getSize (sym->type) & 0xffff) > 1)
+ {
+ for (i = 1; i < size; i++)
+ fprintf (map->oFile, "\t%s_%d\n", sym->rname, i);
+ }
}
- }
- //fprintf (map->oFile, "\t.ds\t0x%04x\n", (unsigned int)getSize (sym->type) & 0xffff);
+ //fprintf (map->oFile, "\t.ds\t0x%04x\n", (unsigned int)getSize (sym->type) & 0xffff);
}
/* if it has a initial value then do it only if
ival = newNode ('=', newAst_VALUE(symbolVal (sym)),
decorateType (resolveSymbols (list2expr (sym->ival))));
codeOutFile = statsg->oFile;
+ GcurMemmap = statsg;
eBBlockFromiCode (iCodeFromAst (ival));
sym->ival = NULL;
}
/*-----------------------------------------------------------------*/
/* initPointer - pointer initialization code massaging */
/*-----------------------------------------------------------------*/
-value *initPointer (initList *ilist)
+value *
+initPointer (initList * ilist)
{
- value *val;
- ast *expr = list2expr(ilist);
+ value *val;
+ ast *expr = list2expr (ilist);
- if (!expr)
- goto wrong;
-
- /* try it the oldway first */
- if ((val = constExprValue(expr,FALSE)))
- return val;
-
- /* no then we have to do these cludgy checks */
- /* pointers can be initialized with address of
- a variable or address of an array element */
- if (IS_AST_OP(expr) && expr->opval.op == '&') {
- /* address of symbol */
- if (IS_AST_SYM_VALUE(expr->left)) {
- val = copyValue(AST_VALUE(expr->left));
- val->type = newLink();
- if (SPEC_SCLS(expr->left->etype) == S_CODE) {
- DCL_TYPE(val->type) = CPOINTER ;
- DCL_PTR_CONST(val->type) = port->mem.code_ro;
+ if (!expr)
+ goto wrong;
+
+ /* try it the oldway first */
+ if ((val = constExprValue (expr, FALSE)))
+ return val;
+
+ /* no then we have to do these cludgy checks */
+ /* pointers can be initialized with address of
+ a variable or address of an array element */
+ if (IS_AST_OP (expr) && expr->opval.op == '&')
+ {
+ /* address of symbol */
+ if (IS_AST_SYM_VALUE (expr->left))
+ {
+ val = copyValue (AST_VALUE (expr->left));
+ val->type = newLink ();
+ if (SPEC_SCLS (expr->left->etype) == S_CODE)
+ {
+ DCL_TYPE (val->type) = CPOINTER;
+ DCL_PTR_CONST (val->type) = port->mem.code_ro;
}
- else
- if (SPEC_SCLS(expr->left->etype) == S_XDATA)
- DCL_TYPE(val->type) = FPOINTER;
- else
- if (SPEC_SCLS(expr->left->etype) == S_XSTACK )
- DCL_TYPE(val->type) = PPOINTER ;
- else
- if (SPEC_SCLS(expr->left->etype) == S_IDATA)
- DCL_TYPE(val->type) = IPOINTER ;
- else
- if (SPEC_SCLS(expr->left->etype) == S_EEPROM)
- DCL_TYPE(val->type) = EEPPOINTER ;
- else
- DCL_TYPE(val->type) = POINTER ;
- val->type->next = expr->left->ftype;
- val->etype = getSpec(val->type);
- return val;
+ else if (SPEC_SCLS (expr->left->etype) == S_XDATA)
+ DCL_TYPE (val->type) = FPOINTER;
+ else if (SPEC_SCLS (expr->left->etype) == S_XSTACK)
+ DCL_TYPE (val->type) = PPOINTER;
+ else if (SPEC_SCLS (expr->left->etype) == S_IDATA)
+ DCL_TYPE (val->type) = IPOINTER;
+ else if (SPEC_SCLS (expr->left->etype) == S_EEPROM)
+ DCL_TYPE (val->type) = EEPPOINTER;
+ else
+ DCL_TYPE (val->type) = POINTER;
+ val->type->next = expr->left->ftype;
+ val->etype = getSpec (val->type);
+ return val;
}
- /* if address of indexed array */
- if (IS_AST_OP(expr->left) && expr->left->opval.op == '[')
- return valForArray(expr->left);
-
- /* if address of structure element then
- case 1. a.b ; */
- if (IS_AST_OP(expr->left) &&
- expr->left->opval.op == '.' ) {
- return valForStructElem(expr->left->left,
- expr->left->right);
+ /* if address of indexed array */
+ if (IS_AST_OP (expr->left) && expr->left->opval.op == '[')
+ return valForArray (expr->left);
+
+ /* if address of structure element then
+ case 1. a.b ; */
+ if (IS_AST_OP (expr->left) &&
+ expr->left->opval.op == '.')
+ {
+ return valForStructElem (expr->left->left,
+ expr->left->right);
}
- /* case 2. (&a)->b ;
- (&some_struct)->element */
- if (IS_AST_OP(expr->left) &&
- expr->left->opval.op == PTR_OP &&
- IS_ADDRESS_OF_OP(expr->left->left))
- return valForStructElem(expr->left->left->left,
- expr->left->right);
+ /* case 2. (&a)->b ;
+ (&some_struct)->element */
+ if (IS_AST_OP (expr->left) &&
+ expr->left->opval.op == PTR_OP &&
+ IS_ADDRESS_OF_OP (expr->left->left))
+ return valForStructElem (expr->left->left->left,
+ expr->left->right);
}
- wrong:
- werror(E_INIT_WRONG);
- return NULL;
-
+wrong:
+ werror (E_INIT_WRONG);
+ return NULL;
+
}
/*-----------------------------------------------------------------*/
/* printChar - formats and prints a characater string with DB */
/*-----------------------------------------------------------------*/
-void printChar (FILE * ofile, char *s, int plen)
+void
+printChar (FILE * ofile, char *s, int plen)
{
- int i;
- int len = strlen (s);
- int pplen = 0;
-
- while (len && pplen < plen) {
+ int i;
+ int len = strlen (s);
+ int pplen = 0;
- fprintf (ofile, "\t.ascii /");
- i = 60;
- while (i && *s && pplen < plen) {
- if (*s < ' ' || *s == '/') {
- fprintf (ofile, "/\n\t.byte 0x%02x\n\t.ascii /", *s++);
+ while (len && pplen < plen)
+ {
+
+ fprintf (ofile, "\t.ascii /");
+ i = 60;
+ while (i && *s && pplen < plen)
+ {
+ if (*s < ' ' || *s == '/')
+ {
+ fprintf (ofile, "/\n\t.byte 0x%02x\n\t.ascii /", *s++);
}
- else
- fprintf (ofile, "%c", *s++);
- pplen++;
- i--;
+ else
+ fprintf (ofile, "%c", *s++);
+ pplen++;
+ i--;
}
- fprintf (ofile, "/\n");
-
- if (len > 60)
- len -= 60;
- else
- len = 0;
+ fprintf (ofile, "/\n");
+
+ if (len > 60)
+ len -= 60;
+ else
+ len = 0;
}
- if (pplen < plen)
- fprintf(ofile,"\t.byte\t0\n");
+ if (pplen < plen)
+ fprintf (ofile, "\t.byte\t0\n");
}
/*-----------------------------------------------------------------*/
/* printIvalType - generates ival for int/char */
/*-----------------------------------------------------------------*/
-void printIvalType (sym_link * type, initList * ilist, FILE * oFile)
+void
+printIvalType (sym_link * type, initList * ilist, FILE * oFile)
{
- value *val;
-
- /* if initList is deep */
- if (ilist->type == INIT_DEEP)
- ilist = ilist->init.deep;
-
- val = list2val (ilist);
- switch (getSize (type)) {
+ value *val;
+
+ /* if initList is deep */
+ if (ilist->type == INIT_DEEP)
+ ilist = ilist->init.deep;
+
+ val = list2val (ilist);
+ switch (getSize (type))
+ {
case 1:
- if (!val)
- fprintf (oFile, "\t.byte 0\n");
- else
- fprintf (oFile, "\t.byte %s\n",
- aopLiteral (val, 0));
- break;
+ if (!val)
+ fprintf (oFile, "\t.byte 0\n");
+ else
+ fprintf (oFile, "\t.byte %s\n",
+ aopLiteral (val, 0));
+ break;
case 2:
- if (!val)
- fprintf (oFile, "\t.word 0\n");
- else
- fprintf (oFile, "\t.byte %s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1));
- break;
+ if (!val)
+ fprintf (oFile, "\t.word 0\n");
+ else
+ fprintf (oFile, "\t.byte %s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1));
+ break;
case 4:
- if (!val)
- fprintf (oFile, "\t.word 0,0\n");
- else
- fprintf (oFile, "\t.byte %s,%s,%s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1),
- aopLiteral (val, 2), aopLiteral (val, 3));
- break;
+ if (!val)
+ fprintf (oFile, "\t.word 0,0\n");
+ else
+ fprintf (oFile, "\t.byte %s,%s,%s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1),
+ aopLiteral (val, 2), aopLiteral (val, 3));
+ break;
}
-
- return;
+
+ return;
}
/*-----------------------------------------------------------------*/
/* printIvalStruct - generates initial value for structures */
/*-----------------------------------------------------------------*/
-void printIvalStruct (symbol * sym,sym_link * type,
- initList * ilist, FILE * oFile)
+void
+printIvalStruct (symbol * sym, sym_link * type,
+ initList * ilist, FILE * oFile)
{
- symbol *sflds;
- initList *iloop;
-
- sflds = SPEC_STRUCT (type)->fields;
- if (ilist->type != INIT_DEEP) {
- werror (E_INIT_STRUCT, sym->name);
- return;
+ symbol *sflds;
+ initList *iloop;
+
+ sflds = SPEC_STRUCT (type)->fields;
+ if (ilist->type != INIT_DEEP)
+ {
+ werror (E_INIT_STRUCT, sym->name);
+ return;
}
-
- iloop = ilist->init.deep;
-
- for (; sflds; sflds = sflds->next, iloop = (iloop ? iloop->next : NULL))
- printIval (sflds, sflds->type, iloop, oFile);
-
- return;
+
+ iloop = ilist->init.deep;
+
+ for (; sflds; sflds = sflds->next, iloop = (iloop ? iloop->next : NULL))
+ printIval (sflds, sflds->type, iloop, oFile);
+
+ return;
}
/*-----------------------------------------------------------------*/
/* printIvalChar - generates initital value for character array */
/*-----------------------------------------------------------------*/
-int printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s)
+int
+printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s)
{
- value *val;
- int remain;
-
- if (!s) {
-
- val = list2val (ilist);
- /* if the value is a character string */
- if (IS_ARRAY (val->type) && IS_CHAR (val->etype)) {
- if (!DCL_ELEM (type))
- DCL_ELEM (type) = strlen (SPEC_CVAL (val->etype).v_char) + 1;
-
- /* if size mismatch */
-/* if (DCL_ELEM (type) < ((int) strlen (SPEC_CVAL (val->etype).v_char) + 1)) */
-/* werror (E_ARRAY_BOUND); */
-
- printChar (oFile, SPEC_CVAL (val->etype).v_char,DCL_ELEM(type));
-
- if ((remain = (DCL_ELEM (type) - strlen (SPEC_CVAL (val->etype).v_char) -1))>0)
- while (remain--)
- fprintf (oFile, "\t.byte 0\n");
-
- return 1;
+ value *val;
+ int remain;
+
+ if (!s)
+ {
+
+ val = list2val (ilist);
+ /* if the value is a character string */
+ if (IS_ARRAY (val->type) && IS_CHAR (val->etype))
+ {
+ if (!DCL_ELEM (type))
+ DCL_ELEM (type) = strlen (SPEC_CVAL (val->etype).v_char) + 1;
+
+ /* if size mismatch */
+/* if (DCL_ELEM (type) < ((int) strlen (SPEC_CVAL (val->etype).v_char) + 1)) */
+/* werror (E_ARRAY_BOUND); */
+
+ printChar (oFile, SPEC_CVAL (val->etype).v_char, DCL_ELEM (type));
+
+ if ((remain = (DCL_ELEM (type) - strlen (SPEC_CVAL (val->etype).v_char) - 1)) > 0)
+ while (remain--)
+ fprintf (oFile, "\t.byte 0\n");
+
+ return 1;
}
- else
- return 0;
+ else
+ return 0;
}
- else
- printChar (oFile, s,strlen(s)+1);
- return 1;
+ else
+ printChar (oFile, s, strlen (s) + 1);
+ return 1;
}
/*-----------------------------------------------------------------*/
/* printIvalArray - generates code for array initialization */
/*-----------------------------------------------------------------*/
-void printIvalArray (symbol * sym, sym_link * type, initList * ilist,
- FILE * oFile)
+void
+printIvalArray (symbol * sym, sym_link * type, initList * ilist,
+ FILE * oFile)
{
- initList *iloop;
- int lcnt = 0, size = 0;
-
- /* take care of the special case */
- /* array of characters can be init */
- /* by a string */
- if (IS_CHAR (type->next))
- if (printIvalChar (type,
- (ilist->type == INIT_DEEP ? ilist->init.deep : ilist),
- oFile, SPEC_CVAL (sym->etype).v_char))
- return;
-
- /* not the special case */
- if (ilist->type != INIT_DEEP) {
- werror (E_INIT_STRUCT, sym->name);
- return;
+ initList *iloop;
+ int lcnt = 0, size = 0;
+
+ /* take care of the special case */
+ /* array of characters can be init */
+ /* by a string */
+ if (IS_CHAR (type->next))
+ if (printIvalChar (type,
+ (ilist->type == INIT_DEEP ? ilist->init.deep : ilist),
+ oFile, SPEC_CVAL (sym->etype).v_char))
+ return;
+
+ /* not the special case */
+ if (ilist->type != INIT_DEEP)
+ {
+ werror (E_INIT_STRUCT, sym->name);
+ return;
}
-
- iloop = ilist->init.deep;
- lcnt = DCL_ELEM (type);
-
- for (;;) {
- size++;
- printIval (sym, type->next, iloop, oFile);
- iloop = (iloop ? iloop->next : NULL);
-
-
- /* if not array limits given & we */
- /* are out of initialisers then */
- if (!DCL_ELEM (type) && !iloop)
- break;
-
- /* no of elements given and we */
- /* have generated for all of them */
- if (!--lcnt)
- break;
+
+ iloop = ilist->init.deep;
+ lcnt = DCL_ELEM (type);
+
+ for (;;)
+ {
+ size++;
+ printIval (sym, type->next, iloop, oFile);
+ iloop = (iloop ? iloop->next : NULL);
+
+
+ /* if not array limits given & we */
+ /* are out of initialisers then */
+ if (!DCL_ELEM (type) && !iloop)
+ break;
+
+ /* no of elements given and we */
+ /* have generated for all of them */
+ if (!--lcnt)
+ break;
}
-
- /* if we have not been given a size */
- if (!DCL_ELEM (type))
- DCL_ELEM (type) = size;
-
- return;
+
+ /* if we have not been given a size */
+ if (!DCL_ELEM (type))
+ DCL_ELEM (type) = size;
+
+ return;
}
/*-----------------------------------------------------------------*/
/* printIvalFuncPtr - generate initial value for function pointers */
/*-----------------------------------------------------------------*/
-void printIvalFuncPtr (sym_link * type, initList * ilist, FILE * oFile)
+void
+printIvalFuncPtr (sym_link * type, initList * ilist, FILE * oFile)
{
- value *val;
- int dLvl = 0;
-
- val = list2val (ilist);
- /* check the types */
- if ((dLvl = checkType (val->type, type->next)) <= 0) {
-
- fprintf (oFile, "\t.word 0\n");
- return;
- }
-
- /* now generate the name */
- if (!val->sym) {
- if (IS_LITERAL (val->etype))
- fprintf (oFile, "\t.byte %s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1));
- else
- fprintf (oFile, "\t.byte %s,(%s >> 8)\n",
- val->name, val->name);
+ value *val;
+ int dLvl = 0;
+
+ val = list2val (ilist);
+ /* check the types */
+ if ((dLvl = checkType (val->type, type->next)) <= 0)
+ {
+
+ fprintf (oFile, "\t.word 0\n");
+ return;
}
- else
+
+ /* now generate the name */
+ if (!val->sym)
+ {
+ if (IS_LITERAL (val->etype))
+ fprintf (oFile, "\t.byte %s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1));
+ else
fprintf (oFile, "\t.byte %s,(%s >> 8)\n",
- val->sym->rname, val->sym->rname);
-
- return;
+ val->name, val->name);
+ }
+ else
+ fprintf (oFile, "\t.byte %s,(%s >> 8)\n",
+ val->sym->rname, val->sym->rname);
+
+ return;
}
/*-----------------------------------------------------------------*/
/* printIvalCharPtr - generates initial values for character pointers */
/*-----------------------------------------------------------------*/
-int printIvalCharPtr (symbol * sym, sym_link * type, value * val, FILE * oFile)
+int
+printIvalCharPtr (symbol * sym, sym_link * type, value * val, FILE * oFile)
{
- int size = 0;
-
- size = getSize (type);
-
- if (size == 1)
- fprintf(oFile,
- "\t.byte %s", val->name) ;
- else
- fprintf (oFile,
- "\t.byte %s,(%s >> 8)",
- val->name, val->name);
-
- if (size > 2)
- fprintf (oFile, ",#0x02\n");
- else
- fprintf (oFile, "\n");
-
- if (val->sym && val->sym->isstrlit)
- addSet (&statsg->syms, val->sym);
-
- return 1;
+ int size = 0;
+
+ size = getSize (type);
+
+ if (size == 1)
+ fprintf (oFile,
+ "\t.byte %s", val->name);
+ else
+ fprintf (oFile,
+ "\t.byte %s,(%s >> 8)",
+ val->name, val->name);
+
+ if (size > 2)
+ fprintf (oFile, ",#0x02\n");
+ else
+ fprintf (oFile, "\n");
+
+ if (val->sym && val->sym->isstrlit)
+ addSet (&statsg->syms, val->sym);
+
+ return 1;
}
/*-----------------------------------------------------------------*/
/* printIvalPtr - generates initial value for pointers */
/*-----------------------------------------------------------------*/
-void printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
+void
+printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
{
- value *val;
-
- /* if deep then */
- if (ilist->type == INIT_DEEP)
- ilist = ilist->init.deep;
-
- /* function pointer */
- if (IS_FUNC (type->next)) {
- printIvalFuncPtr (type, ilist, oFile);
- return;
+ value *val;
+
+ /* if deep then */
+ if (ilist->type == INIT_DEEP)
+ ilist = ilist->init.deep;
+
+ /* function pointer */
+ if (IS_FUNC (type->next))
+ {
+ printIvalFuncPtr (type, ilist, oFile);
+ return;
}
-
- if (!(val = initPointer (ilist)))
- return ;
- /* if character pointer */
- if (IS_CHAR (type->next))
- if (printIvalCharPtr (sym, type, val, oFile))
- return;
-
- /* check the type */
- if (checkType (type, val->type) != 1)
- werror (E_INIT_WRONG);
-
- /* if val is literal */
- if (IS_LITERAL (val->etype)) {
- switch (getSize (type)) {
+ if (!(val = initPointer (ilist)))
+ return;
+
+ /* if character pointer */
+ if (IS_CHAR (type->next))
+ if (printIvalCharPtr (sym, type, val, oFile))
+ return;
+
+ /* check the type */
+ if (checkType (type, val->type) != 1)
+ werror (E_INIT_WRONG);
+
+ /* if val is literal */
+ if (IS_LITERAL (val->etype))
+ {
+ switch (getSize (type))
+ {
case 1:
- fprintf (oFile, "\t.byte 0x%02x\n", ((char) floatFromVal (val)) & 0xff);
- break;
+ fprintf (oFile, "\t.byte 0x%02x\n", ((char) floatFromVal (val)) & 0xff);
+ break;
case 2:
- fprintf (oFile, "\t.byte %s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1));
-
- break;
+ fprintf (oFile, "\t.byte %s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1));
+
+ break;
case 3:
- fprintf (oFile, "\t.byte %s,%s,0x%02x\n",
- aopLiteral (val, 0), aopLiteral (val, 1), CPOINTER);
+ fprintf (oFile, "\t.byte %s,%s,0x%02x\n",
+ aopLiteral (val, 0), aopLiteral (val, 1), CPOINTER);
}
- return;
+ return;
}
-
-
- switch (getSize (type)) {
+
+
+ switch (getSize (type))
+ {
case 1:
- fprintf (oFile, "\t.byte %s\n", val->name);
- break;
+ fprintf (oFile, "\t.byte %s\n", val->name);
+ break;
case 2:
- fprintf (oFile, "\t.byte %s,(%s >> 8)\n", val->name, val->name);
- break;
-
+ fprintf (oFile, "\t.byte %s,(%s >> 8)\n", val->name, val->name);
+ break;
+
case 3:
- fprintf (oFile, "\t.byte %s,(%s >> 8),0x%02x\n",
- val->name, val->name, DCL_TYPE(val->type));
+ fprintf (oFile, "\t.byte %s,(%s >> 8),0x%02x\n",
+ val->name, val->name, DCL_TYPE (val->type));
}
- return;
+ return;
}
/*-----------------------------------------------------------------*/
/* printIval - generates code for initial value */
/*-----------------------------------------------------------------*/
-void printIval (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
+void
+printIval (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
{
- if (!ilist)
- return;
-
- /* if structure then */
- if (IS_STRUCT (type)) {
- printIvalStruct (sym, type, ilist, oFile);
- return;
+ if (!ilist)
+ return;
+
+ /* if structure then */
+ if (IS_STRUCT (type))
+ {
+ printIvalStruct (sym, type, ilist, oFile);
+ return;
}
-
- /* if this is a pointer */
- if (IS_PTR (type)) {
- printIvalPtr (sym, type, ilist, oFile);
- return;
+
+ /* if this is a pointer */
+ if (IS_PTR (type))
+ {
+ printIvalPtr (sym, type, ilist, oFile);
+ return;
}
-
- /* if this is an array */
- if (IS_ARRAY (type)) {
- printIvalArray (sym, type, ilist, oFile);
- return;
+
+ /* if this is an array */
+ if (IS_ARRAY (type))
+ {
+ printIvalArray (sym, type, ilist, oFile);
+ return;
}
-
- /* if type is SPECIFIER */
- if (IS_SPEC (type)) {
- printIvalType (type, ilist, oFile);
- return;
+
+ /* if type is SPECIFIER */
+ if (IS_SPEC (type))
+ {
+ printIvalType (type, ilist, oFile);
+ return;
}
}
/*-----------------------------------------------------------------*/
/* emitStaticSeg - emitcode for the static segment */
/*-----------------------------------------------------------------*/
-static void pic14emitStaticSeg (memmap * map)
+static void
+pic14emitStaticSeg (memmap * map)
{
- symbol *sym;
-
- fprintf(map->oFile,";\t.area\t%s\n",map->sname);
-
-
- /* for all variables in this segment do */
- for (sym = setFirstItem (map->syms); sym;
- sym = setNextItem (map->syms)) {
-
- /* if it is "extern" then do nothing */
- if (IS_EXTERN (sym->etype))
- continue;
-
- /* if it is not static add it to the public
- table */
- if (!IS_STATIC (sym->etype))
- addSetHead (&publics, sym);
+ symbol *sym;
+
+ fprintf (map->oFile, ";\t.area\t%s\n", map->sname);
+
+
+ /* for all variables in this segment do */
+ for (sym = setFirstItem (map->syms); sym;
+ sym = setNextItem (map->syms))
+ {
- /* print extra debug info if required */
- if (options.debug || sym->level == 0) {
+ /* if it is "extern" then do nothing */
+ if (IS_EXTERN (sym->etype))
+ continue;
- cdbSymbol(sym,cdbFile,FALSE,FALSE);
+ /* if it is not static add it to the public
+ table */
+ if (!IS_STATIC (sym->etype))
+ addSetHead (&publics, sym);
- if (!sym->level) { /* global */
- if (IS_STATIC(sym->etype))
- fprintf(code->oFile,"F%s_",moduleName); /* scope is file */
- else
- fprintf(code->oFile,"G_"); /* scope is global */
+ /* print extra debug info if required */
+ if (options.debug || sym->level == 0)
+ {
+
+ cdbSymbol (sym, cdbFile, FALSE, FALSE);
+
+ if (!sym->level)
+ { /* global */
+ if (IS_STATIC (sym->etype))
+ fprintf (code->oFile, "F%s_", moduleName); /* scope is file */
+ else
+ fprintf (code->oFile, "G_"); /* scope is global */
}
- else
- /* symbol is local */
- fprintf(code->oFile,"L%s_",
- (sym->localof ? sym->localof->name : "-null-"));
- fprintf(code->oFile,"%s_%d_%d",sym->name,sym->level,sym->block);
+ else
+ /* symbol is local */
+ fprintf (code->oFile, "L%s_",
+ (sym->localof ? sym->localof->name : "-null-"));
+ fprintf (code->oFile, "%s_%d_%d", sym->name, sym->level, sym->block);
}
- /* if it has an absolute address */
- if (SPEC_ABSA (sym->etype)) {
- if (options.debug || sym->level == 0)
- fprintf(code->oFile," == 0x%04x\n", SPEC_ADDR (sym->etype));
+ /* if it has an absolute address */
+ if (SPEC_ABSA (sym->etype))
+ {
+ if (options.debug || sym->level == 0)
+ fprintf (code->oFile, " == 0x%04x\n", SPEC_ADDR (sym->etype));
- fprintf (code->oFile, "%s\t=\t0x%04x\n",
- sym->rname,
- SPEC_ADDR (sym->etype));
+ fprintf (code->oFile, "%s\t=\t0x%04x\n",
+ sym->rname,
+ SPEC_ADDR (sym->etype));
}
- else {
- if (options.debug || sym->level == 0)
- fprintf(code->oFile," == .\n");
-
- /* if it has an initial value */
- if (sym->ival) {
- fprintf (code->oFile, "%s:\n", sym->rname);
- noAlloc++;
- resolveIvalSym (sym->ival);
- printIval (sym, sym->type, sym->ival, code->oFile);
- noAlloc--;
+ else
+ {
+ if (options.debug || sym->level == 0)
+ fprintf (code->oFile, " == .\n");
+
+ /* if it has an initial value */
+ if (sym->ival)
+ {
+ fprintf (code->oFile, "%s:\n", sym->rname);
+ noAlloc++;
+ resolveIvalSym (sym->ival);
+ printIval (sym, sym->type, sym->ival, code->oFile);
+ noAlloc--;
}
- else {
- /* allocate space */
- fprintf (code->oFile, "%s:\n", sym->rname);
- /* special case for character strings */
- if (IS_ARRAY (sym->type) && IS_CHAR (sym->type->next) &&
- SPEC_CVAL (sym->etype).v_char)
- printChar (code->oFile,
- SPEC_CVAL (sym->etype).v_char,
- strlen(SPEC_CVAL (sym->etype).v_char)+1);
- else
- fprintf (code->oFile, "\t.ds\t0x%04x\n", (unsigned int)getSize (sym->type)& 0xffff);
+ else
+ {
+ /* allocate space */
+ fprintf (code->oFile, "%s:\n", sym->rname);
+ /* special case for character strings */
+ if (IS_ARRAY (sym->type) && IS_CHAR (sym->type->next) &&
+ SPEC_CVAL (sym->etype).v_char)
+ printChar (code->oFile,
+ SPEC_CVAL (sym->etype).v_char,
+ strlen (SPEC_CVAL (sym->etype).v_char) + 1);
+ else
+ fprintf (code->oFile, "\t.ds\t0x%04x\n", (unsigned int) getSize (sym->type) & 0xffff);
}
}
}
/*-----------------------------------------------------------------*/
/* emitMaps - emits the code for the data portion the code */
/*-----------------------------------------------------------------*/
-static void pic14emitMaps ()
+static void
+pic14emitMaps ()
{
- /* no special considerations for the following
- data, idata & bit & xdata */
- pic14emitRegularMap (data, TRUE, TRUE);
- pic14emitRegularMap (idata, TRUE,TRUE);
- pic14emitRegularMap (bit, TRUE,FALSE);
- pic14emitRegularMap (xdata, TRUE,TRUE);
- pic14emitRegularMap (sfr, FALSE,FALSE);
- pic14emitRegularMap (sfrbit, FALSE,FALSE);
- pic14emitRegularMap (code, TRUE,FALSE);
- pic14emitStaticSeg (statsg);
+ /* no special considerations for the following
+ data, idata & bit & xdata */
+ pic14emitRegularMap (data, TRUE, TRUE);
+ pic14emitRegularMap (idata, TRUE, TRUE);
+ pic14emitRegularMap (bit, TRUE, FALSE);
+ pic14emitRegularMap (xdata, TRUE, TRUE);
+ pic14emitRegularMap (sfr, FALSE, FALSE);
+ pic14emitRegularMap (sfrbit, FALSE, FALSE);
+ pic14emitRegularMap (code, TRUE, FALSE);
+ pic14emitStaticSeg (statsg);
}
/*-----------------------------------------------------------------*/
/* createInterruptVect - creates the interrupt vector */
/*-----------------------------------------------------------------*/
-static void pic14createInterruptVect (FILE * vFile)
+static void
+pic14createInterruptVect (FILE * vFile)
{
- int i = 0;
- mainf = newSymbol ("main", 0);
- mainf->block = 0;
-
- /* only if the main function exists */
- if (!(mainf = findSymWithLevel (SymbolTab, mainf))) {
- if (!options.cc_only)
- werror(E_NO_MAIN);
- return;
+ int i = 0;
+ mainf = newSymbol ("main", 0);
+ mainf->block = 0;
+
+ /* only if the main function exists */
+ if (!(mainf = findSymWithLevel (SymbolTab, mainf)))
+ {
+ if (!options.cc_only)
+ werror (E_NO_MAIN);
+ return;
}
-
- /* if the main is only a prototype ie. no body then do nothing */
- if (!mainf->fbody) {
- /* if ! compile only then main function should be present */
- if (!options.cc_only)
- werror(E_NO_MAIN);
- return;
+
+ /* if the main is only a prototype ie. no body then do nothing */
+ if (!mainf->fbody)
+ {
+ /* if ! compile only then main function should be present */
+ if (!options.cc_only)
+ werror (E_NO_MAIN);
+ return;
}
-
- fprintf (vFile, ";\t.area\t%s\n", CODE_NAME);
- fprintf (vFile, ";__interrupt_vect:\n");
-
- if (!port->genIVT || ! (port->genIVT(vFile, interrupts, maxInterrupts)))
+ fprintf (vFile, ";\t.area\t%s\n", CODE_NAME);
+ fprintf (vFile, ";__interrupt_vect:\n");
+
+
+ if (!port->genIVT || !(port->genIVT (vFile, interrupts, maxInterrupts)))
{
- /* "generic" interrupt table header (if port doesn't specify one).
- *
- * Look suspiciously like 8051 code to me...
- */
-
- fprintf (vFile, ";\tljmp\t__sdcc_gsinit_startup\n");
-
-
- /* now for the other interrupts */
- for (; i < maxInterrupts; i++) {
- if (interrupts[i])
- fprintf (vFile, ";\tljmp\t%s\n\t.ds\t5\n", interrupts[i]->rname);
- else
- fprintf (vFile, ";\treti\n;\t.ds\t7\n");
- }
+ /* "generic" interrupt table header (if port doesn't specify one).
+
+ * Look suspiciously like 8051 code to me...
+ */
+
+ fprintf (vFile, ";\tljmp\t__sdcc_gsinit_startup\n");
+
+
+ /* now for the other interrupts */
+ for (; i < maxInterrupts; i++)
+ {
+ if (interrupts[i])
+ fprintf (vFile, ";\tljmp\t%s\n\t.ds\t5\n", interrupts[i]->rname);
+ else
+ fprintf (vFile, ";\treti\n;\t.ds\t7\n");
+ }
}
}
/*-----------------------------------------------------------------*/
/* initialComments - puts in some initial comments */
/*-----------------------------------------------------------------*/
-static void pic14initialComments (FILE * afile)
+static void
+pic14initialComments (FILE * afile)
{
- initialComments(afile);
- fprintf (afile, "; PIC port for the 14-bit core\n" );
+ initialComments (afile);
+ fprintf (afile, "; PIC port for the 14-bit core\n");
fprintf (afile, iComments2);
}
/*-----------------------------------------------------------------*/
/* printPublics - generates .global for publics */
/*-----------------------------------------------------------------*/
-static void pic14printPublics (FILE * afile)
+static void
+pic14printPublics (FILE * afile)
{
- symbol *sym;
-
- fprintf (afile, "%s", iComments2);
- fprintf (afile, "; publics variables in this module\n");
- fprintf (afile, "%s", iComments2);
-
- for (sym = setFirstItem (publics); sym;
- sym = setNextItem (publics))
- fprintf (afile, ";\t.globl %s\n", sym->rname);
+ symbol *sym;
+
+ fprintf (afile, "%s", iComments2);
+ fprintf (afile, "; publics variables in this module\n");
+ fprintf (afile, "%s", iComments2);
+
+ for (sym = setFirstItem (publics); sym;
+ sym = setNextItem (publics))
+ fprintf (afile, ";\t.globl %s\n", sym->rname);
}
/*-----------------------------------------------------------------*/
/* emitOverlay - will emit code for the overlay stuff */
/*-----------------------------------------------------------------*/
-static void pic14emitOverlay(FILE *afile)
+static void
+pic14emitOverlay (FILE * afile)
{
- set *ovrset;
-
- if (!elementsInSet(ovrSetSets))
- fprintf(afile,";\t.area\t%s\n", port->mem.overlay_name);
-
- /* for each of the sets in the overlay segment do */
- for (ovrset = setFirstItem(ovrSetSets); ovrset;
- ovrset = setNextItem(ovrSetSets)) {
-
- symbol *sym ;
-
- if (elementsInSet(ovrset)) {
- /* this dummy area is used to fool the assembler
- otherwise the assembler will append each of these
- declarations into one chunk and will not overlay
- sad but true */
- fprintf(afile,";\t.area _DUMMY\n");
- /* output the area informtion */
- fprintf(afile,";\t.area\t%s\n", port->mem.overlay_name); /* MOF */
+ set *ovrset;
+
+ if (!elementsInSet (ovrSetSets))
+ fprintf (afile, ";\t.area\t%s\n", port->mem.overlay_name);
+
+ /* for each of the sets in the overlay segment do */
+ for (ovrset = setFirstItem (ovrSetSets); ovrset;
+ ovrset = setNextItem (ovrSetSets))
+ {
+
+ symbol *sym;
+
+ if (elementsInSet (ovrset))
+ {
+ /* this dummy area is used to fool the assembler
+ otherwise the assembler will append each of these
+ declarations into one chunk and will not overlay
+ sad but true */
+ fprintf (afile, ";\t.area _DUMMY\n");
+ /* output the area informtion */
+ fprintf (afile, ";\t.area\t%s\n", port->mem.overlay_name); /* MOF */
}
-
- for (sym = setFirstItem(ovrset); sym;
- sym = setNextItem(ovrset)) {
-
- /* if extern then do nothing */
- if (IS_EXTERN (sym->etype))
- continue;
-
- /* if allocation required check is needed
- then check if the symbol really requires
- allocation only for local variables */
- if (!IS_AGGREGATE(sym->type) &&
- !(sym->_isparm && !IS_REGPARM(sym->etype))
- && !sym->allocreq && sym->level)
- continue ;
-
- /* if global variable & not static or extern
- and addPublics allowed then add it to the public set */
- if ((sym->_isparm && !IS_REGPARM(sym->etype))
- && !IS_STATIC (sym->etype))
- addSetHead (&publics, sym);
-
- /* if extern then do nothing or is a function
- then do nothing */
- if (IS_FUNC (sym->type))
- continue;
-
- /* print extra debug info if required */
- if (options.debug || sym->level == 0) {
-
- cdbSymbol(sym,cdbFile,FALSE,FALSE);
-
- if (!sym->level) { /* global */
- if (IS_STATIC(sym->etype))
- fprintf(afile,"F%s_",moduleName); /* scope is file */
- else
- fprintf(afile,"G_"); /* scope is global */
+
+ for (sym = setFirstItem (ovrset); sym;
+ sym = setNextItem (ovrset))
+ {
+
+ /* if extern then do nothing */
+ if (IS_EXTERN (sym->etype))
+ continue;
+
+ /* if allocation required check is needed
+ then check if the symbol really requires
+ allocation only for local variables */
+ if (!IS_AGGREGATE (sym->type) &&
+ !(sym->_isparm && !IS_REGPARM (sym->etype))
+ && !sym->allocreq && sym->level)
+ continue;
+
+ /* if global variable & not static or extern
+ and addPublics allowed then add it to the public set */
+ if ((sym->_isparm && !IS_REGPARM (sym->etype))
+ && !IS_STATIC (sym->etype))
+ addSetHead (&publics, sym);
+
+ /* if extern then do nothing or is a function
+ then do nothing */
+ if (IS_FUNC (sym->type))
+ continue;
+
+ /* print extra debug info if required */
+ if (options.debug || sym->level == 0)
+ {
+
+ cdbSymbol (sym, cdbFile, FALSE, FALSE);
+
+ if (!sym->level)
+ { /* global */
+ if (IS_STATIC (sym->etype))
+ fprintf (afile, "F%s_", moduleName); /* scope is file */
+ else
+ fprintf (afile, "G_"); /* scope is global */
}
- else
- /* symbol is local */
- fprintf(afile,"L%s_",
- (sym->localof ? sym->localof->name : "-null-"));
- fprintf(afile,"%s_%d_%d",sym->name,sym->level,sym->block);
+ else
+ /* symbol is local */
+ fprintf (afile, "L%s_",
+ (sym->localof ? sym->localof->name : "-null-"));
+ fprintf (afile, "%s_%d_%d", sym->name, sym->level, sym->block);
}
-
- /* if is has an absolute address then generate
- an equate for this no need to allocate space */
- if (SPEC_ABSA (sym->etype)) {
-
- if (options.debug || sym->level == 0)
- fprintf (afile," == 0x%04x\n",SPEC_ADDR (sym->etype));
-
- fprintf (afile, "%s\t=\t0x%04x\n",
- sym->rname,
- SPEC_ADDR (sym->etype));
+
+ /* if is has an absolute address then generate
+ an equate for this no need to allocate space */
+ if (SPEC_ABSA (sym->etype))
+ {
+
+ if (options.debug || sym->level == 0)
+ fprintf (afile, " == 0x%04x\n", SPEC_ADDR (sym->etype));
+
+ fprintf (afile, "%s\t=\t0x%04x\n",
+ sym->rname,
+ SPEC_ADDR (sym->etype));
}
- else {
- if (options.debug || sym->level == 0)
- fprintf(afile,"==.\n");
-
- /* allocate space */
- fprintf (afile, "%s:\n", sym->rname);
- fprintf (afile, "\t.ds\t0x%04x\n", (unsigned int)getSize (sym->type) & 0xffff);
+ else
+ {
+ if (options.debug || sym->level == 0)
+ fprintf (afile, "==.\n");
+
+ /* allocate space */
+ fprintf (afile, "%s:\n", sym->rname);
+ fprintf (afile, "\t.ds\t0x%04x\n", (unsigned int) getSize (sym->type) & 0xffff);
}
-
+
}
}
}
/*-----------------------------------------------------------------*/
/* glue - the final glue that hold the whole thing together */
/*-----------------------------------------------------------------*/
-void pic14glue ()
+void
+pic14glue ()
{
- FILE *vFile;
- FILE *asmFile;
- FILE *ovrFile = tempfile();
-
- addSetHead(&tmpfileSet,ovrFile);
- /* print the global struct definitions */
- if (options.debug)
- cdbStructBlock (0,cdbFile);
-
- vFile = tempfile();
- /* PENDING: this isnt the best place but it will do */
- if (port->general.glue_up_main) {
- /* create the interrupt vector table */
- pic14createInterruptVect (vFile);
- }
- addSetHead(&tmpfileSet,vFile);
+ FILE *vFile;
+ FILE *asmFile;
+ FILE *ovrFile = tempfile();
+ int i;
+
+ addSetHead(&tmpfileSet,ovrFile);
+ /* print the global struct definitions */
+ if (options.debug)
+ cdbStructBlock (0,cdbFile);
+
+ vFile = tempfile();
+ /* PENDING: this isnt the best place but it will do */
+ if (port->general.glue_up_main) {
+ /* create the interrupt vector table */
+ pic14createInterruptVect (vFile);
+ }
+
+ addSetHead(&tmpfileSet,vFile);
- /* emit code for the all the variables declared */
- pic14emitMaps ();
- /* do the overlay segments */
- pic14emitOverlay(ovrFile);
+ /* emit code for the all the variables declared */
+ pic14emitMaps ();
+ /* do the overlay segments */
+ pic14emitOverlay(ovrFile);
- /* now put it all together into the assembler file */
- /* create the assembler file name */
+
+ pcode_test();
+
+
+ /* now put it all together into the assembler file */
+ /* create the assembler file name */
- if (!options.c1mode) {
- sprintf (buffer, srcFileName);
- strcat (buffer, ".asm");
- }
- else {
- strcpy(buffer, options.out_name);
- }
+ if (!options.c1mode) {
+ sprintf (buffer, srcFileName);
+ strcat (buffer, ".asm");
+ }
+ else {
+ strcpy(buffer, options.out_name);
+ }
- if (!(asmFile = fopen (buffer, "w"))) {
- werror (E_FILE_OPEN_ERR, buffer);
- exit (1);
- }
+ if (!(asmFile = fopen (buffer, "w"))) {
+ werror (E_FILE_OPEN_ERR, buffer);
+ exit (1);
+ }
- /* initial comments */
- pic14initialComments (asmFile);
+ /* initial comments */
+ pic14initialComments (asmFile);
- /* print module name */
- fprintf (asmFile, ";\t.module %s\n", moduleName);
+ /* print module name */
+ fprintf (asmFile, ";\t.module %s\n", moduleName);
- /* Let the port generate any global directives, etc. */
- if (port->genAssemblerPreamble)
+ /* Let the port generate any global directives, etc. */
+ if (port->genAssemblerPreamble)
{
- port->genAssemblerPreamble(asmFile);
+ port->genAssemblerPreamble(asmFile);
}
- /* print the global variables in this module */
- pic14printPublics (asmFile);
+ /* print the global variables in this module */
+ pic14printPublics (asmFile);
- /* copy the sfr segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; special function registers\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, sfr->oFile);
+ /* copy the sfr segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; special function registers\n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, sfr->oFile);
- /* Put all variables into a cblock */
- fprintf (asmFile, "\n\n\tcblock 0x13\n\n");
+ /* Put all variables into a cblock */
+ fprintf (asmFile, "\n\n\tcblock 0x13\n\n");
- /* For now, create a "dpl" and a "dph" in the register space */
- /* of the pic so that we can use the same calling mechanism */
- /* as the 8051 port */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; dpl and dph to emulate the 8051 calling mechanism \n");
- fprintf (asmFile, "%s", iComments2);
+ for(i=0; i<pic14_nRegs; i++) {
+ if(regspic14[i].wasUsed && (regspic14[i].offset>=0x0c) )
+ fprintf (asmFile, "\t%s\n",regspic14[i].name);
+ }
+ //fprintf (asmFile, "\tr0x0C\n");
+ //fprintf (asmFile, "\tr0x0D\n");
- fprintf (asmFile, "\tdph\n");
+ /* For now, create a "dpl" and a "dph" in the register space */
+ /* of the pic so that we can use the same calling mechanism */
+ /* as the 8051 port */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; dpl and dph to emulate the 8051 calling mechanism \n");
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "\tdph\n");
- /* copy the sbit segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; special function bits \n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, sfrbit->oFile);
+
+ /* copy the sbit segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; special function bits \n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, sfrbit->oFile);
- /* copy the data segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; internal ram data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, data->oFile);
+ /* copy the data segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; internal ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, data->oFile);
- /* create the overlay segments */
+ /* create the overlay segments */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; overlayable items in internal ram \n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, ovrFile);
+
+ /* create the stack segment MOF */
+ if (mainf && mainf->fbody) {
fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; overlayable items in internal ram \n");
+ fprintf (asmFile, "; Stack segment in internal ram \n");
fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, ovrFile);
-
- /* create the stack segment MOF */
- if (mainf && mainf->fbody) {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; Stack segment in internal ram \n");
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, ";\t.area\tSSEG\t(DATA)\n"
- ";__start__stack:\n;\t.ds\t1\n\n");
- }
-
- /* create the idata segment */
+ fprintf (asmFile, ";\t.area\tSSEG\t(DATA)\n"
+ ";__start__stack:\n;\t.ds\t1\n\n");
+ }
+
+ /* create the idata segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; indirectly addressable internal ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, idata->oFile);
+
+ /* if external stack then reserve space of it */
+ if (mainf && mainf->fbody && options.useXstack ) {
fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; indirectly addressable internal ram data\n");
+ fprintf (asmFile, "; external stack \n");
fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, idata->oFile);
-
- /* if external stack then reserve space of it */
- if (mainf && mainf->fbody && options.useXstack ) {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; external stack \n");
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile,";\t.area XSEG (XDATA)\n"); /* MOF */
- fprintf (asmFile,";\t.ds 256\n");
- }
+ fprintf (asmFile,";\t.area XSEG (XDATA)\n"); /* MOF */
+ fprintf (asmFile,";\t.ds 256\n");
+ }
- /* copy xtern ram data */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; external ram data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, xdata->oFile);
+ /* copy xtern ram data */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; external ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, xdata->oFile);
- fprintf (asmFile, "\tendc\n");
+ fprintf (asmFile, "\tendc\n");
- /* copy the bit segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; bit data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, bit->oFile);
+ /* copy the bit segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; bit data\n");
+ fprintf (asmFile, "%s", iComments2);
+ copyFile (asmFile, bit->oFile);
- fprintf (asmFile, "\tORG 0\n");
+ fprintf (asmFile, "\tORG 0\n");
- /* copy the interrupt vector table */
- if (mainf && mainf->fbody) {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; interrupt vector \n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, vFile);
- }
-
- /* copy global & static initialisations */
+ /* copy the interrupt vector table */
+ if (mainf && mainf->fbody) {
fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; global & static initialisations\n");
+ fprintf (asmFile, "; interrupt vector \n");
fprintf (asmFile, "%s", iComments2);
-
- /* Everywhere we generate a reference to the static_name area,
- * (which is currently only here), we immediately follow it with a
- * definition of the post_static_name area. This guarantees that
- * the post_static_name area will immediately follow the static_name
- * area.
- */
- fprintf (asmFile, ";\t.area %s\n", port->mem.static_name); /* MOF */
- fprintf (asmFile, ";\t.area %s\n", port->mem.post_static_name);
- fprintf (asmFile, ";\t.area %s\n", port->mem.static_name);
-
- if (mainf && mainf->fbody) {
- fprintf (asmFile,"__sdcc_gsinit_startup:\n");
- /* if external stack is specified then the
- higher order byte of the xdatalocation is
- going into P2 and the lower order going into
- spx */
- if (options.useXstack) {
- fprintf(asmFile,";\tmov\tP2,#0x%02x\n",
- (((unsigned int)options.xdata_loc) >> 8) & 0xff);
- fprintf(asmFile,";\tmov\t_spx,#0x%02x\n",
- (unsigned int)options.xdata_loc & 0xff);
- }
-
- /* initialise the stack pointer */
- /* if the user specified a value then use it */
- if (options.stack_loc)
- fprintf(asmFile,";\tmov\tsp,#%d\n",options.stack_loc);
- else
- /* no: we have to compute it */
- if (!options.stackOnData && maxRegBank <= 3)
- fprintf(asmFile,";\tmov\tsp,#%d\n",((maxRegBank + 1) * 8) -1);
- else
- fprintf(asmFile,";\tmov\tsp,#__start__stack\n"); /* MOF */
+ copyFile (asmFile, vFile);
+ }
+
+ /* copy global & static initialisations */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; global & static initialisations\n");
+ fprintf (asmFile, "%s", iComments2);
+
+ /* Everywhere we generate a reference to the static_name area,
+ * (which is currently only here), we immediately follow it with a
+ * definition of the post_static_name area. This guarantees that
+ * the post_static_name area will immediately follow the static_name
+ * area.
+ */
+ fprintf (asmFile, ";\t.area %s\n", port->mem.static_name); /* MOF */
+ fprintf (asmFile, ";\t.area %s\n", port->mem.post_static_name);
+ fprintf (asmFile, ";\t.area %s\n", port->mem.static_name);
+
+ if (mainf && mainf->fbody) {
+ fprintf (asmFile,"__sdcc_gsinit_startup:\n");
+ /* if external stack is specified then the
+ higher order byte of the xdatalocation is
+ going into P2 and the lower order going into
+ spx */
+ if (options.useXstack) {
+ fprintf(asmFile,";\tmov\tP2,#0x%02x\n",
+ (((unsigned int)options.xdata_loc) >> 8) & 0xff);
+ fprintf(asmFile,";\tmov\t_spx,#0x%02x\n",
+ (unsigned int)options.xdata_loc & 0xff);
+ }
- fprintf (asmFile,";\tlcall\t__sdcc_external_startup\n");
- fprintf (asmFile,";\tmov\ta,dpl\n");
- fprintf (asmFile,";\tjz\t__sdcc_init_data\n");
- fprintf (asmFile,";\tljmp\t__sdcc_program_startup\n");
- fprintf (asmFile,";__sdcc_init_data:\n");
+ /* initialise the stack pointer */
+ /* if the user specified a value then use it */
+ if (options.stack_loc)
+ fprintf(asmFile,";\tmov\tsp,#%d\n",options.stack_loc);
+ else
+ /* no: we have to compute it */
+ if (!options.stackOnData && maxRegBank <= 3)
+ fprintf(asmFile,";\tmov\tsp,#%d\n",((maxRegBank + 1) * 8) -1);
+ else
+ fprintf(asmFile,";\tmov\tsp,#__start__stack\n"); /* MOF */
+
+ fprintf (asmFile,";\tlcall\t__sdcc_external_startup\n");
+ fprintf (asmFile,";\tmov\ta,dpl\n");
+ fprintf (asmFile,";\tjz\t__sdcc_init_data\n");
+ fprintf (asmFile,";\tljmp\t__sdcc_program_startup\n");
+ fprintf (asmFile,";__sdcc_init_data:\n");
- }
- copyFile (asmFile, statsg->oFile);
+ }
+ //copyFile (asmFile, statsg->oFile);
+ copypCode(asmFile, statsg->dbName);
- if (port->general.glue_up_main && mainf && mainf->fbody)
+ if (port->general.glue_up_main && mainf && mainf->fbody)
{
- /* This code is generated in the post-static area.
- * This area is guaranteed to follow the static area
- * by the ugly shucking and jiving about 20 lines ago.
- */
- fprintf(asmFile, ";\t.area %s\n", port->mem.post_static_name);
- fprintf (asmFile,";\tljmp\t__sdcc_program_startup\n");
+ /* This code is generated in the post-static area.
+ * This area is guaranteed to follow the static area
+ * by the ugly shucking and jiving about 20 lines ago.
+ */
+ fprintf(asmFile, ";\t.area %s\n", port->mem.post_static_name);
+ fprintf (asmFile,";\tljmp\t__sdcc_program_startup\n");
}
- /* copy over code */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; code\n");
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, ";\t.area %s\n", port->mem.code_name);
- if (mainf && mainf->fbody) {
+ /* copy over code */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; code\n");
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, ";\t.area %s\n", port->mem.code_name);
+ if (mainf && mainf->fbody) {
- /* entry point @ start of CSEG */
- fprintf (asmFile,"__sdcc_program_startup:\n");
+ /* entry point @ start of CSEG */
+ fprintf (asmFile,"__sdcc_program_startup:\n");
- /* put in the call to main */
- fprintf(asmFile,"\tcall\t_main\n");
- if (options.mainreturn) {
+ /* put in the call to main */
+ fprintf(asmFile,"\tcall\t_main\n");
+ if (options.mainreturn) {
- fprintf(asmFile,";\treturn from main ; will return to caller\n");
- fprintf(asmFile,"\treturn\n");
+ fprintf(asmFile,";\treturn from main ; will return to caller\n");
+ fprintf(asmFile,"\treturn\n");
- } else {
+ } else {
- fprintf(asmFile,";\treturn from main will lock up\n");
- fprintf(asmFile,"\tgoto\t$\n");
- }
+ fprintf(asmFile,";\treturn from main will lock up\n");
+ fprintf(asmFile,"\tgoto\t$\n");
}
- copyFile (asmFile, code->oFile);
-
- fprintf (asmFile,"\tend\n");
+ }
+
+ AnalyzepCode(code->dbName);
+ pCodePeepInit();
+
+ OptimizepCode(code->dbName);
+ //copyFile (asmFile, code->oFile);
+ copypCode(asmFile, code->dbName);
+
+ printCallTree(stderr);
+
+ fprintf (asmFile,"\tend\n");
- fclose (asmFile);
- applyToSet(tmpfileSet,closeTmpFiles);
- applyToSet(tmpfileNameSet, rmTmpFiles);
+ fclose (asmFile);
+ applyToSet(tmpfileSet,closeTmpFiles);
+ applyToSet(tmpfileNameSet, rmTmpFiles);
}
projects / fw / sdcc / blobdiff