-------------------------------------------------------------------------*/
#include "common.h"
-#include "asm.h"
#include <time.h>
#include "newalloc.h"
#include <fcntl.h>
#include <sys/stat.h>
+#include "dbuf_string.h"
#ifdef _WIN32
#include <io.h>
#include <unistd.h>
#endif
-symbol *interrupts[256];
+symbol *interrupts[INTNO_MAX+1];
-void printIval (symbol *, sym_link *, initList *, FILE *);
-set *publics = NULL; /* public variables */
-set *externs = NULL; /* Varibles that are declared as extern */
+void printIval (symbol *, sym_link *, initList *, struct dbuf_s *, bool check);
+set *publics = NULL; /* public variables */
+set *externs = NULL; /* Variables that are declared as extern */
-/* TODO: this should be configurable (DS803C90 uses more than 6) */
-unsigned maxInterrupts = 6;
+unsigned maxInterrupts = 0;
int allocInfo = 1;
symbol *mainf;
-extern char *VersionString;
-set *tmpfileSet = NULL; /* set of tmp file created by the compiler */
-set *tmpfileNameSet = NULL; /* All are unlinked at close. */
+int noInit = 0; /* no initialization */
-/*-----------------------------------------------------------------*/
-/* closeTmpFiles - closes all tmp files created by the compiler */
-/* because of BRAIN DEAD MS/DOS & CYGNUS Libraries */
-/*-----------------------------------------------------------------*/
-DEFSETFUNC (closeTmpFiles)
-{
- FILE *tfile = item;
-
- if (tfile)
- fclose (tfile);
- return 0;
-}
-
-/*-----------------------------------------------------------------*/
-/* rmTmpFiles - unlinks all tmp files created by the compiler */
-/* because of BRAIN DEAD MS/DOS & CYGNUS Libraries */
-/*-----------------------------------------------------------------*/
-DEFSETFUNC (rmTmpFiles)
+char *
+aopLiteralLong (value * val, int offset, int size)
{
- char *name = item;
+ union {
+ float f;
+ unsigned char c[4];
+ }
+ fl;
- if (name)
- {
- unlink (name);
- Safe_free (name);
- }
- return 0;
-}
+ if (!val) {
+ // assuming we have been warned before
+ val = constCharVal (0);
+ }
-/*-----------------------------------------------------------------*/
-/* rm_tmpfiles - close and remove temporary files and delete sets */
-/*-----------------------------------------------------------------*/
-void
-rm_tmpfiles (void)
-{
- /* close temporary files */
- applyToSet (tmpfileSet, closeTmpFiles);
- /* remove temporary files */
- applyToSet (tmpfileNameSet, rmTmpFiles);
- /* delete temorary file sets */
- deleteSet (&tmpfileSet);
- deleteSet (&tmpfileNameSet);
-}
+ /* if it is a float then it gets tricky */
+ /* otherwise it is fairly simple */
+ if (!IS_FLOAT (val->type)) {
+ unsigned long v = ulFromVal (val);
-/*-----------------------------------------------------------------*/
-/* copyFile - copies source file to destination file */
-/*-----------------------------------------------------------------*/
-void
-copyFile (FILE * dest, FILE * src)
-{
- int ch;
+ v >>= (offset * 8);
+ switch (size) {
+ case 1:
+ tsprintf (buffer, sizeof(buffer),
+ "!immedbyte", (unsigned int) v & 0xff);
+ break;
+ case 2:
+ tsprintf (buffer, sizeof(buffer),
+ "!immedword", (unsigned int) v & 0xffff);
+ break;
+ default:
+ /* Hmm. Too big for now. */
+ assert (0);
+ }
+ return Safe_strdup (buffer);
+ }
- rewind (src);
- while (!feof (src))
- if ((ch = fgetc (src)) != EOF)
- fputc (ch, dest);
-}
+ /* PENDING: For now size must be 1 */
+ assert (size == 1);
-char *
-aopLiteralLong (value * val, int offset, int size)
-{
- union {
- float f;
- unsigned char c[4];
- }
- fl;
-
- if (!val) {
- // assuming we have been warned before
- val=constVal("0");
- }
-
- /* if it is a float then it gets tricky */
- /* otherwise it is fairly simple */
- if (!IS_FLOAT (val->type)) {
- unsigned long v = (unsigned long) floatFromVal (val);
-
- v >>= (offset * 8);
- switch (size) {
- case 1:
- tsprintf (buffer, sizeof(buffer),
- "!immedbyte", (unsigned int) v & 0xff);
- break;
- case 2:
- tsprintf (buffer, sizeof(buffer),
- "!immedword", (unsigned int) v & 0xffff);
- break;
- default:
- /* Hmm. Too big for now. */
- assert (0);
- }
- return Safe_strdup (buffer);
- }
-
- /* PENDING: For now size must be 1 */
- assert (size == 1);
-
- /* it is type float */
- fl.f = (float) floatFromVal (val);
+ /* it is type float */
+ fl.f = (float) floatFromVal (val);
#ifdef WORDS_BIGENDIAN
- tsprintf (buffer, sizeof(buffer),
- "!immedbyte", fl.c[3 - offset]);
+ tsprintf (buffer, sizeof(buffer),
+ "!immedbyte", fl.c[3 - offset]);
#else
- tsprintf (buffer, sizeof(buffer),
- "!immedbyte", fl.c[offset]);
+ tsprintf (buffer, sizeof(buffer),
+ "!immedbyte", fl.c[offset]);
#endif
- return Safe_strdup (buffer);
+ return Safe_strdup (buffer);
}
/*-----------------------------------------------------------------*/
char *
aopLiteral (value * val, int offset)
{
- return aopLiteralLong (val, offset, 1);
+ return aopLiteralLong (val, offset, 1);
}
/*-----------------------------------------------------------------*/
/* emitRegularMap - emit code for maps with no special cases */
/*-----------------------------------------------------------------*/
-static void
+static void
emitRegularMap (memmap * map, bool addPublics, bool arFlag)
{
symbol *sym;
{
/* PENDING: special case here - should remove */
if (!strcmp (map->sname, CODE_NAME))
- tfprintf (map->oFile, "\t!areacode\n", map->sname);
+ dbuf_tprintf (&map->oBuf, "\t!areacode\n", map->sname);
else if (!strcmp (map->sname, DATA_NAME))
- tfprintf (map->oFile, "\t!areadata\n", map->sname);
+ dbuf_tprintf (&map->oBuf, "\t!areadata\n", map->sname);
else if (!strcmp (map->sname, HOME_NAME))
- tfprintf (map->oFile, "\t!areahome\n", map->sname);
+ dbuf_tprintf (&map->oBuf, "\t!areahome\n", map->sname);
else
- tfprintf (map->oFile, "\t!area\n", map->sname);
+ dbuf_tprintf (&map->oBuf, "\t!area\n", map->sname);
}
-
- for (sym = setFirstItem (map->syms); sym;
- sym = setNextItem (map->syms))
+
+ for (sym = setFirstItem (map->syms); sym; sym = setNextItem (map->syms))
{
- symbol *newSym=NULL;
+ symbol *newSym = NULL;
/* if extern then add it into the extern list */
if (IS_EXTERN (sym->etype))
- {
+ {
addSetHead (&externs, sym);
- continue;
- }
+ 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;
+ !(sym->_isparm && !IS_REGPARM (sym->etype)) &&
+ !sym->allocreq && sym->level)
+ continue;
/* for bitvar locals and parameters */
- if (!arFlag && !sym->allocreq && sym->level
- && !SPEC_ABSA (sym->etype)) {
- continue;
- }
+ if (!arFlag && !sym->allocreq && sym->level
+ && !SPEC_ABSA (sym->etype))
+ {
+ 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) &&
- (IS_FUNC(sym->type) ? (sym->used || IFFUNC_HASBODY(sym->type)) : 1))
- {
- addSetHead (&publics, sym);
- }
+ (sym->_isparm && !IS_REGPARM (sym->etype))) &&
+ addPublics &&
+ !IS_STATIC (sym->etype) &&
+ (IS_FUNC (sym->type) ? (sym->used || IFFUNC_HASBODY (sym->type)) : 1))
+ {
+ addSetHead (&publics, sym);
+ }
/* if extern then do nothing or is a function
then do nothing */
- if (IS_FUNC (sym->type))
- continue;
+ if (IS_FUNC (sym->type) && !(sym->isitmp))
+ continue;
/* print extra debug info if required */
- if (options.debug) {
- cdbSymbol (sym, cdbFile, FALSE, FALSE);
- 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 */
- else
- /* symbol is local */
- fprintf (map->oFile, "L%s$", (sym->localof ? sym->localof->name : "-null-"));
- fprintf (map->oFile, "%s$%d$%d", sym->name, sym->level, sym->block);
- }
-
+ if (options.debug)
+ {
+ if (!sym->level) /* global */
+ {
+ if (IS_STATIC (sym->etype))
+ dbuf_printf (&map->oBuf, "F%s$", moduleName); /* scope is file */
+ else
+ dbuf_printf (&map->oBuf, "G$"); /* scope is global */
+ }
+ else
+ {
+ /* symbol is local */
+ dbuf_printf (&map->oBuf, "L%s$", (sym->localof ? sym->localof->name : "-null-"));
+ }
+ dbuf_printf (&map->oBuf, "%s$%d$%d", sym->name, sym->level, sym->block);
+ }
+
/* if it has an initial value then do it only if
it is a global variable */
- if (sym->ival && sym->level == 0) {
- if (SPEC_OCLS(sym->etype)==xidata) {
- // create a new "XINIT (CODE)" symbol, that will be emitted later
- newSym=copySymbol (sym);
- SPEC_OCLS(newSym->etype)=xinit;
- SNPRINTF (newSym->name, sizeof(newSym->name), "__xinit_%s", sym->name);
- SNPRINTF (newSym->rname, sizeof(newSym->rname), "__xinit_%s", sym->rname);
- SPEC_CONST(newSym->etype)=1;
- SPEC_STAT(newSym->etype)=1;
- resolveIvalSym(newSym->ival);
-
- // add it to the "XINIT (CODE)" segment
- addSet(&xinit->syms, newSym);
- sym->ival=NULL;
- } else {
- if (IS_AGGREGATE (sym->type)) {
- ival = initAggregates (sym, sym->ival, NULL);
- } else {
- if (getNelements(sym->type, sym->ival)>1) {
- werror (W_EXCESS_INITIALIZERS, "scalar",
- sym->name, sym->lineDef);
- }
- ival = newNode ('=', newAst_VALUE (symbolVal (sym)),
- decorateType (resolveSymbols (list2expr (sym->ival))));
- }
- codeOutFile = statsg->oFile;
-
- if (ival) {
- // set ival's lineno to where the symbol was defined
- setAstLineno (ival, lineno=sym->lineDef);
- // check if this is not a constant expression
- if (!constExprTree(ival)) {
- werror (E_CONST_EXPECTED, "found expression");
- // but try to do it anyway
- }
- allocInfo = 0;
- eBBlockFromiCode (iCodeFromAst (ival));
- allocInfo = 1;
- }
- }
- sym->ival = NULL;
- }
+ if (sym->ival && sym->level == 0)
+ {
+ if ((SPEC_OCLS (sym->etype) == xidata) && !SPEC_ABSA (sym->etype))
+ {
+ /* create a new "XINIT (CODE)" symbol, that will be emitted later
+ in the static seg */
+ newSym=copySymbol (sym);
+ SPEC_OCLS(newSym->etype)=xinit;
+ SNPRINTF (newSym->name, sizeof(newSym->name), "__xinit_%s", sym->name);
+ SNPRINTF (newSym->rname, sizeof(newSym->rname), "__xinit_%s", sym->rname);
+ if (IS_SPEC (newSym->type))
+ SPEC_CONST (newSym->type) = 1;
+ else
+ DCL_PTR_CONST (newSym->type) = 1;
+ SPEC_STAT(newSym->etype)=1;
+ resolveIvalSym(newSym->ival, newSym->type);
+
+ // add it to the "XINIT (CODE)" segment
+ addSet(&xinit->syms, newSym);
+
+ if (!SPEC_ABSA (sym->etype))
+ {
+ struct dbuf_s tmpBuf;
+
+ dbuf_init(&tmpBuf, 4096);
+ // before allocation we must parse the sym->ival tree
+ // but without actually generating initialization code
+ ++noAlloc;
+ resolveIvalSym (sym->ival, sym->type);
+ ++noInit;
+ printIval (sym, sym->type, sym->ival, &tmpBuf, TRUE);
+ --noInit;
+ --noAlloc;
+ dbuf_destroy(&tmpBuf);
+ }
+ }
+ else
+ {
+ if (IS_AGGREGATE (sym->type))
+ {
+ ival = initAggregates (sym, sym->ival, NULL);
+ }
+ else
+ {
+ if (getNelements (sym->type, sym->ival)>1)
+ {
+ werrorfl (sym->fileDef, sym->lineDef, W_EXCESS_INITIALIZERS, "scalar", sym->name);
+ }
+ ival = newNode ('=', newAst_VALUE (symbolVal (sym)),
+ decorateType (resolveSymbols (list2expr (sym->ival)), RESULT_TYPE_NONE));
+ }
+ codeOutBuf = &statsg->oBuf;
+
+ if (ival)
+ {
+ // set ival's lineno to where the symbol was defined
+ setAstFileLine (ival, filename = sym->fileDef, lineno = sym->lineDef);
+ // check if this is not a constant expression
+ if (!constExprTree (ival))
+ {
+ werror (E_CONST_EXPECTED, "found expression");
+ // but try to do it anyway
+ }
+ allocInfo = 0;
+ if (!astErrors (ival))
+ eBBlockFromiCode (iCodeFromAst (ival));
+ allocInfo = 1;
+ }
+ }
+ }
- /* if is has an absolute address then generate
+ /* if it has an absolute address then generate
an equate for this no need to allocate space */
- if (SPEC_ABSA (sym->etype))
- {
- char *equ="=";
- if (options.debug) {
- fprintf (map->oFile, " == 0x%04x\n", SPEC_ADDR (sym->etype));
- }
- if (TARGET_IS_XA51) {
- if (map==sfr) {
- equ="sfr";
- } else if (map==bit || map==sfrbit) {
- equ="bit";
- }
- }
- fprintf (map->oFile, "%s\t%s\t0x%04x\n",
- sym->rname, equ,
- SPEC_ADDR (sym->etype));
- }
- else {
- int size = getSize (sym->type);
- if (size==0) {
- werror(E_UNKNOWN_SIZE,sym->name);
- }
- /* allocate space */
- if (options.debug) {
- fprintf (map->oFile, "==.\n");
- }
- if (IS_STATIC (sym->etype))
- tfprintf (map->oFile, "!slabeldef\n", sym->rname);
- else
- tfprintf (map->oFile, "!labeldef\n", sym->rname);
- tfprintf (map->oFile, "\t!ds\n",
- (unsigned int) size & 0xffff);
- }
+ if (SPEC_ABSA (sym->etype) && !sym->ival)
+ {
+ char *equ = "=";
+ if (options.debug) {
+ dbuf_printf (&map->oBuf, " == 0x%04x\n", SPEC_ADDR (sym->etype));
+ }
+ if (TARGET_IS_XA51)
+ {
+ if (map == sfr)
+ {
+ equ = "sfr";
+ }
+ else if (map == bit || map == sfrbit)
+ {
+ equ="bit";
+ }
+ }
+ dbuf_printf (&map->oBuf, "%s\t%s\t0x%04x\n", sym->rname, equ, SPEC_ADDR (sym->etype));
+ }
+ else
+ {
+ int size = getSize (sym->type) + sym->flexArrayLength;
+ if (size == 0)
+ {
+ werrorfl (sym->fileDef, sym->lineDef, E_UNKNOWN_SIZE, sym->name);
+ }
+ /* allocate space */
+ if (options.debug)
+ {
+ dbuf_printf (&map->oBuf, "==.\n");
+ }
+ if (SPEC_ABSA (sym->etype))
+ {
+ dbuf_tprintf (&map->oBuf, "\t!org\n", SPEC_ADDR (sym->etype));
+ }
+ if (IS_STATIC (sym->etype) || sym->level)
+ dbuf_tprintf (&map->oBuf, "!slabeldef\n", sym->rname);
+ else
+ dbuf_tprintf (&map->oBuf, "!labeldef\n", sym->rname);
+ dbuf_tprintf (&map->oBuf, "\t!ds\n", (unsigned int) size & 0xffff);
+ }
+ sym->ival = NULL;
}
}
value *
initPointer (initList * ilist, sym_link *toType)
{
- value *val;
- ast *expr = list2expr (ilist);
-
- if (!expr)
- goto wrong;
-
- /* try it the oldway first */
- if ((val = constExprValue (expr, FALSE)))
- return val;
-
- /* ( ptr + constant ) */
- if (IS_AST_OP (expr) &&
- (expr->opval.op == '+' || expr->opval.op == '-') &&
- IS_AST_SYM_VALUE (expr->left) &&
- (IS_ARRAY(expr->left->ftype) || IS_PTR(expr->left->ftype)) &&
- compareType(toType, expr->left->ftype) &&
- IS_AST_LIT_VALUE (expr->right)) {
- return valForCastAggr (expr->left, expr->left->ftype,
- expr->right,
- expr->opval.op);
- }
-
- /* (char *)&a */
- if (IS_AST_OP(expr) && expr->opval.op==CAST &&
- IS_AST_OP(expr->right) && expr->right->opval.op=='&') {
- if (compareType(toType, expr->left->ftype)!=1) {
- werror (W_INIT_WRONG);
- printFromToType(expr->left->ftype, toType);
- }
- // skip the cast ???
- expr=expr->right;
- }
-
- /* 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;
- }
-
- /* 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 3. (((char *) &a) +/- constant) */
- if (IS_AST_OP (expr) &&
- (expr->opval.op == '+' || expr->opval.op == '-') &&
- IS_AST_OP (expr->left) && expr->left->opval.op == CAST &&
- IS_AST_OP (expr->left->right) &&
- expr->left->right->opval.op == '&' &&
- IS_AST_LIT_VALUE (expr->right)) {
-
- return valForCastAggr (expr->left->right->left,
- expr->left->left->opval.lnk,
- expr->right, expr->opval.op);
-
- }
- /* case 4. (char *)(array type) */
- if (IS_CAST_OP(expr) && IS_AST_SYM_VALUE (expr->right) &&
- IS_ARRAY(expr->right->ftype)) {
-
- val = copyValue (AST_VALUE (expr->right));
- val->type = newLink ();
- if (SPEC_SCLS (expr->right->etype) == S_CODE) {
- DCL_TYPE (val->type) = CPOINTER;
- DCL_PTR_CONST (val->type) = port->mem.code_ro;
- }
- else if (SPEC_SCLS (expr->right->etype) == S_XDATA)
- DCL_TYPE (val->type) = FPOINTER;
- else if (SPEC_SCLS (expr->right->etype) == S_XSTACK)
- DCL_TYPE (val->type) = PPOINTER;
- else if (SPEC_SCLS (expr->right->etype) == S_IDATA)
- DCL_TYPE (val->type) = IPOINTER;
- else if (SPEC_SCLS (expr->right->etype) == S_EEPROM)
- DCL_TYPE (val->type) = EEPPOINTER;
- else
- DCL_TYPE (val->type) = POINTER;
- val->type->next = expr->right->ftype->next;
- val->etype = getSpec (val->type);
- return val;
- }
+ value *val;
+ ast *expr;
+
+ if (!ilist) {
+ return valCastLiteral(toType, 0.0);
+ }
+
+ expr = list2expr (ilist);
+
+ if (!expr)
+ goto wrong;
+
+ /* try it the old way first */
+ if ((val = constExprValue (expr, FALSE)))
+ return val;
+
+ /* ( ptr + constant ) */
+ if (IS_AST_OP (expr) &&
+ (expr->opval.op == '+' || expr->opval.op == '-') &&
+ IS_AST_SYM_VALUE (expr->left) &&
+ (IS_ARRAY(expr->left->ftype) || IS_PTR(expr->left->ftype)) &&
+ compareType(toType, expr->left->ftype) &&
+ IS_AST_LIT_VALUE (expr->right)) {
+ return valForCastAggr (expr->left, expr->left->ftype,
+ expr->right,
+ expr->opval.op);
+ }
+
+ /* (char *)&a */
+ if (IS_AST_OP(expr) && expr->opval.op==CAST &&
+ IS_AST_OP(expr->right) && expr->right->opval.op=='&') {
+ if (compareType(toType, expr->left->ftype)!=1) {
+ werror (W_INIT_WRONG);
+ printFromToType(expr->left->ftype, toType);
+ }
+ // skip the cast ???
+ expr=expr->right;
+ }
+
+ /* 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 = AST_VALUE (expr->left);
+ val->type = newLink (DECLARATOR);
+ 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_PDATA)
+ DCL_TYPE (val->type) = PPOINTER;
+ 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);
+ }
+
+ /* 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 3. (((char *) &a) +/- constant) */
+ if (IS_AST_OP (expr) &&
+ (expr->opval.op == '+' || expr->opval.op == '-') &&
+ IS_AST_OP (expr->left) && expr->left->opval.op == CAST &&
+ IS_AST_OP (expr->left->right) &&
+ expr->left->right->opval.op == '&' &&
+ IS_AST_LIT_VALUE (expr->right)) {
+
+ return valForCastAggr (expr->left->right->left,
+ expr->left->left->opval.lnk,
+ expr->right, expr->opval.op);
+
+ }
+ /* case 4. (char *)(array type) */
+ if (IS_CAST_OP(expr) && IS_AST_SYM_VALUE (expr->right) &&
+ IS_ARRAY(expr->right->ftype)) {
+
+ val = copyValue (AST_VALUE (expr->right));
+ val->type = newLink (DECLARATOR);
+ if (SPEC_SCLS (expr->right->etype) == S_CODE) {
+ DCL_TYPE (val->type) = CPOINTER;
+ DCL_PTR_CONST (val->type) = port->mem.code_ro;
+ }
+ else if (SPEC_SCLS (expr->right->etype) == S_PDATA)
+ DCL_TYPE (val->type) = PPOINTER;
+ else if (SPEC_SCLS (expr->right->etype) == S_XDATA)
+ DCL_TYPE (val->type) = FPOINTER;
+ else if (SPEC_SCLS (expr->right->etype) == S_XSTACK)
+ DCL_TYPE (val->type) = PPOINTER;
+ else if (SPEC_SCLS (expr->right->etype) == S_IDATA)
+ DCL_TYPE (val->type) = IPOINTER;
+ else if (SPEC_SCLS (expr->right->etype) == S_EEPROM)
+ DCL_TYPE (val->type) = EEPPOINTER;
+ else
+ DCL_TYPE (val->type) = POINTER;
+ val->type->next = expr->right->ftype->next;
+ val->etype = getSpec (val->type);
+ return val;
+ }
wrong:
- werror (E_INCOMPAT_PTYPES);
- return NULL;
+ if (expr)
+ werrorfl (expr->filename, expr->lineno, E_INCOMPAT_PTYPES);
+ else
+ werror (E_INCOMPAT_PTYPES);
+ return NULL;
}
/*-----------------------------------------------------------------*/
/* printChar - formats and prints a characater string with DB */
/*-----------------------------------------------------------------*/
-void
-printChar (FILE * ofile, char *s, int plen)
+void
+printChar (struct dbuf_s * oBuf, char *s, int plen)
{
int i;
- int len = strlen (s);
+ int len = plen;
int pplen = 0;
char buf[100];
char *p = buf;
while (len && pplen < plen)
{
i = 60;
- while (i && *s && pplen < plen)
- {
- if (*s < ' ' || *s == '\"' || *s=='\\')
- {
- *p = '\0';
- if (p != buf)
- tfprintf (ofile, "\t!ascii\n", buf);
- tfprintf (ofile, "\t!db !constbyte\n", (unsigned char)*s);
- p = buf;
- }
- else
- {
- *p = *s;
- p++;
- }
- s++;
- pplen++;
- i--;
- }
+ while (i && pplen < plen)
+ {
+ if (*s < ' ' || *s == '\"' || *s=='\\')
+ {
+ *p = '\0';
+ if (p != buf)
+ dbuf_tprintf (oBuf, "\t!ascii\n", buf);
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", (unsigned char)*s);
+ p = buf;
+ }
+ else
+ {
+ *p = *s;
+ p++;
+ }
+ s++;
+ pplen++;
+ i--;
+ }
if (p != buf)
- {
- *p = '\0';
- tfprintf (ofile, "\t!ascii\n", buf);
- p = buf;
- }
+ {
+ *p = '\0';
+ dbuf_tprintf (oBuf, "\t!ascii\n", buf);
+ p = buf;
+ }
if (len > 60)
- len -= 60;
+ len -= 60;
else
- len = 0;
+ len = 0;
+ }
+ while (pplen < plen)
+ {
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", 0);
+ pplen++;
}
- tfprintf (ofile, "\t!db !constbyte\n", 0);
}
/*-----------------------------------------------------------------*/
/* return the generic pointer high byte for a given pointer type. */
/*-----------------------------------------------------------------*/
-int
+int
pointerTypeToGPByte (const int p_type, const char *iname, const char *oname)
{
switch (p_type)
case POINTER:
return GPTYPE_NEAR;
case GPOINTER:
- werror (E_CANNOT_USE_GENERIC_POINTER,
- iname ? iname : "<null>",
- oname ? oname : "<null>");
+ werror (E_CANNOT_USE_GENERIC_POINTER,
+ iname ? iname : "<null>",
+ oname ? oname : "<null>");
exit (1);
case FPOINTER:
return GPTYPE_FAR;
return GPTYPE_XSTACK;
default:
fprintf (stderr, "*** internal error: unknown pointer type %d in GPByte.\n",
- p_type);
+ p_type);
break;
}
return -1;
/*-----------------------------------------------------------------*/
/* printPointerType - generates ival for pointer type */
/*-----------------------------------------------------------------*/
-void
-_printPointerType (FILE * oFile, const char *name)
+void
+_printPointerType (struct dbuf_s * oBuf, const char *name)
{
- /* if (TARGET_IS_DS390) */
if (options.model == MODEL_FLAT24)
{
- fprintf (oFile, "\t.byte %s,(%s >> 8),(%s >> 16)", name, name, name);
+ if (port->little_endian)
+ dbuf_printf (oBuf, "\t.byte %s,(%s >> 8),(%s >> 16)", name, name, name);
+ else
+ dbuf_printf (oBuf, "\t.byte (%s >> 16),(%s >> 8),%s", name, name, name);
}
else
{
- fprintf (oFile, "\t.byte %s,(%s >> 8)", name, name);
+ if (port->little_endian)
+ dbuf_printf (oBuf, "\t.byte %s,(%s >> 8)", name, name);
+ else
+ dbuf_printf (oBuf, "\t.byte (%s >> 8),%s", name, name);
}
}
/*-----------------------------------------------------------------*/
/* printPointerType - generates ival for pointer type */
/*-----------------------------------------------------------------*/
-void
-printPointerType (FILE * oFile, const char *name)
+void
+printPointerType (struct dbuf_s * oBuf, const char *name)
{
- _printPointerType (oFile, name);
- fprintf (oFile, "\n");
+ _printPointerType (oBuf, name);
+ dbuf_printf (oBuf, "\n");
}
/*-----------------------------------------------------------------*/
/* printGPointerType - generates ival for generic pointer type */
/*-----------------------------------------------------------------*/
-void
-printGPointerType (FILE * oFile, const char *iname, const char *oname,
- const unsigned int type)
+void
+printGPointerType (struct dbuf_s * oBuf, const char *iname, const char *oname,
+ const unsigned int type)
{
- _printPointerType (oFile, iname);
- fprintf (oFile, ",#0x%02x\n", pointerTypeToGPByte (type, iname, oname));
+ _printPointerType (oBuf, iname);
+ dbuf_printf (oBuf, ",#0x%02x\n", pointerTypeToGPByte (type, iname, oname));
}
/*-----------------------------------------------------------------*/
/* printIvalType - generates ival for int/char */
/*-----------------------------------------------------------------*/
-void
-printIvalType (symbol *sym, sym_link * type, initList * ilist, FILE * oFile)
+void
+printIvalType (symbol *sym, sym_link * type, initList * ilist, struct dbuf_s * oBuf)
{
- value *val;
-
- /* 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));
- }
-
- switch (getSize (type)) {
- case 1:
- if (!val)
- tfprintf (oFile, "\t!db !constbyte\n", 0);
- else
- tfprintf (oFile, "\t!dbs\n",
- aopLiteral (val, 0));
- break;
-
- case 2:
- if (port->use_dw_for_init)
- tfprintf (oFile, "\t!dws\n", aopLiteralLong (val, 0, 2));
- else
- fprintf (oFile, "\t.byte %s,%s\n", aopLiteral (val, 0), aopLiteral (val, 1));
- break;
- case 4:
- if (!val) {
- tfprintf (oFile, "\t!dw !constword\n", 0);
- tfprintf (oFile, "\t!dw !constword\n", 0);
- }
- else {
- fprintf (oFile, "\t.byte %s,%s,%s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1),
- aopLiteral (val, 2), aopLiteral (val, 3));
- }
- break;
- }
+ value *val;
+
+ /* if initList is deep */
+ if (ilist && (ilist->type == INIT_DEEP))
+ ilist = ilist->init.deep;
+
+ if (!(val = list2val (ilist))) {
+ // assuming a warning has been thrown
+ val = constCharVal (0);
+ }
+
+ /* check if the literal value is within bounds */
+ if (checkConstantRange (type, val->etype, '=', FALSE) == CCR_OVL &&
+ !options.lessPedantic)
+ {
+ werror (W_LIT_OVERFLOW);
+ }
+
+ if (val->type != type) {
+ val = valCastLiteral(type, floatFromVal(val));
+ }
+
+ switch (getSize (type)) {
+ case 1:
+ if (!val)
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", 0);
+ else
+ dbuf_tprintf (oBuf, "\t!dbs\n",
+ aopLiteral (val, 0));
+ break;
+
+ case 2:
+ if (port->use_dw_for_init)
+ dbuf_tprintf (oBuf, "\t!dws\n", aopLiteralLong (val, 0, 2));
+ else if (port->little_endian)
+ dbuf_printf (oBuf, "\t.byte %s,%s\n", aopLiteral (val, 0), aopLiteral (val, 1));
+ else
+ dbuf_printf (oBuf, "\t.byte %s,%s\n", aopLiteral (val, 1), aopLiteral (val, 0));
+ break;
+ case 4:
+ if (!val) {
+ dbuf_tprintf (oBuf, "\t!dw !constword\n", 0);
+ dbuf_tprintf (oBuf, "\t!dw !constword\n", 0);
+ }
+ else if (port->little_endian) {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1),
+ aopLiteral (val, 2), aopLiteral (val, 3));
+ }
+ else {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s,%s\n",
+ aopLiteral (val, 3), aopLiteral (val, 2),
+ aopLiteral (val, 1), aopLiteral (val, 0));
+ }
+ break;
+ }
}
/*-----------------------------------------------------------------*/
/* printIvalBitFields - generate initializer for bitfields */
/*-----------------------------------------------------------------*/
-void printIvalBitFields(symbol **sym, initList **ilist, FILE * oFile)
+static void
+printIvalBitFields (symbol **sym, initList **ilist, struct dbuf_s * oBuf)
{
- value *val ;
- symbol *lsym = *sym;
- initList *lilist = *ilist ;
- unsigned long ival = 0;
- int size =0;
-
-
- do {
- unsigned long i;
- val = list2val(lilist);
- if (size) {
- if (SPEC_BLEN(lsym->etype) > 8) {
- size += ((SPEC_BLEN (lsym->etype) / 8) +
- (SPEC_BLEN (lsym->etype) % 8 ? 1 : 0));
- }
- } else {
- size = ((SPEC_BLEN (lsym->etype) / 8) +
- (SPEC_BLEN (lsym->etype) % 8 ? 1 : 0));
- }
- i = (unsigned long)floatFromVal(val);
- i <<= SPEC_BSTR (lsym->etype);
- ival |= i;
- if (! ( lsym->next &&
- (IS_BITFIELD(lsym->next->type)) &&
- (SPEC_BSTR(lsym->next->etype)))) break;
- lsym = lsym->next;
- lilist = lilist->next;
- } while (1);
- switch (size) {
- case 1:
- tfprintf (oFile, "\t!db !constbyte\n",ival);
- break;
-
- case 2:
- tfprintf (oFile, "\t!dw !constword\n",ival);
- break;
- case 4:
- tfprintf (oFile, "\t!db !constword,!constword\n",
- (ival >> 8) & 0xffff, (ival & 0xffff));
- break;
- }
- *sym = lsym;
- *ilist = lilist;
+ symbol *lsym = *sym;
+ initList *lilist = *ilist;
+ unsigned long ival = 0;
+ int size = 0;
+
+ while (lsym)
+ {
+
+ if (0 == SPEC_BLEN (lsym->etype))
+ {
+ /* bit-field structure member with a width of 0 */
+ lsym = lsym->next;
+ break;
+ }
+ else if (!SPEC_BUNNAMED (lsym->etype))
+ {
+ /* not an unnamed bit-field structure member */
+ value *val = list2val (lilist);
+ int bit_length = SPEC_BLEN (lsym->etype);
+
+ if (size)
+ {
+ if (bit_length > 8)
+ size += (bit_length + 7) / 8;
+ }
+ else
+ size = (bit_length + 7) / 8;
+
+ /* check if the literal value is within bounds */
+ if (val &&
+ checkConstantRange (lsym->etype, val->etype, '=', FALSE) == CCR_OVL &&
+ !options.lessPedantic)
+ {
+ werror (W_LIT_OVERFLOW);
+ }
+
+ ival |= (ulFromVal (val) & ((1ul << bit_length) - 1ul)) << SPEC_BSTR (lsym->etype);
+ lilist = lilist ? lilist->next : NULL;
+ }
+ lsym = lsym->next;
+ }
+
+ switch (size)
+ {
+ case 1:
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", ival);
+ break;
+
+ case 2:
+ dbuf_tprintf (oBuf, "\t!dw !constword\n", ival);
+ break;
+
+ case 4:
+ dbuf_tprintf (oBuf, "\t!dw !constword,!constword\n",
+ (ival >> 16) & 0xffff, (ival & 0xffff));
+ break;
+ }
+ *sym = lsym;
+ *ilist = lilist;
}
/*-----------------------------------------------------------------*/
/* printIvalStruct - generates initial value for structures */
/*-----------------------------------------------------------------*/
-void
+static void
printIvalStruct (symbol * sym, sym_link * type,
- initList * ilist, FILE * oFile)
+ initList * ilist, struct dbuf_s * oBuf)
{
- 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)) {
- if (IS_BITFIELD(sflds->type)) {
- printIvalBitFields(&sflds,&iloop,oFile);
- } else {
- printIval (sym, sflds->type, iloop, oFile);
- }
- }
- if (iloop) {
- werror (W_EXCESS_INITIALIZERS, "struct", sym->name, sym->lineDef);
- }
- return;
+ symbol *sflds;
+ initList *iloop = NULL;
+
+ sflds = SPEC_STRUCT (type)->fields;
+
+ if (ilist)
+ {
+ if (ilist->type != INIT_DEEP)
+ {
+ werrorfl (sym->fileDef, sym->lineDef, E_INIT_STRUCT, sym->name);
+ return;
+ }
+
+ iloop = ilist->init.deep;
+ }
+
+ if (SPEC_STRUCT (type)->type == UNION)
+ {
+ printIval (sym, sflds->type, iloop, oBuf, 1);
+ iloop = iloop ? iloop->next : NULL;
+ }
+ else
+ {
+ while (sflds)
+ {
+ if (IS_BITFIELD (sflds->type))
+ printIvalBitFields(&sflds, &iloop, oBuf);
+ else
+ {
+ printIval (sym, sflds->type, iloop, oBuf, 1);
+ sflds = sflds->next;
+ iloop = iloop ? iloop->next : NULL;
+ }
+ }
+ }
+
+ if (iloop)
+ werrorfl (sym->fileDef, sym->lineDef, W_EXCESS_INITIALIZERS, "struct", sym->name);
}
/*-----------------------------------------------------------------*/
/* printIvalChar - generates initital value for character array */
/*-----------------------------------------------------------------*/
-int
-printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s)
+int
+printIvalChar (symbol * sym, sym_link * type, initList * ilist, struct dbuf_s * oBuf, char *s, bool check)
{
value *val;
- int remain;
+ unsigned int size = DCL_ELEM (type);
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)
+ {
+ /* we have not been given a size, but now we know it */
+ size = strlen (SPEC_CVAL (val->etype).v_char) + 1;
+ /* but first check, if it's a flexible array */
+ if (sym && IS_STRUCT (sym->type))
+ sym->flexArrayLength = size;
+ else
+ DCL_ELEM (type) = size;
+ }
- printChar (oFile, SPEC_CVAL (val->etype).v_char, DCL_ELEM (type));
+ if (check && DCL_ELEM (val->type) > size)
+ werror (W_EXCESS_INITIALIZERS, "array of chars", sym->name, sym->lineDef);
- if ((remain = (DCL_ELEM (type) - strlen (SPEC_CVAL (val->etype).v_char) - 1)) > 0)
- while (remain--)
- tfprintf (oFile, "\t!db !constbyte\n", 0);
+ printChar (oBuf, SPEC_CVAL (val->etype).v_char, size);
- return 1;
- }
+ return 1;
+ }
else
- return 0;
+ return 0;
}
else
- printChar (oFile, s, strlen (s) + 1);
+ printChar (oBuf, s, strlen (s) + 1);
return 1;
}
/*-----------------------------------------------------------------*/
void
printIvalArray (symbol * sym, sym_link * type, initList * ilist,
- FILE * oFile)
+ struct dbuf_s * oBuf, bool check)
{
+ value *val;
initList *iloop;
- int lcnt = 0, size = 0;
- sym_link *last_type;
-
- /* take care of the special case */
- /* array of characters can be init */
- /* by a string */
- if (IS_CHAR (type->next)) {
- if (!IS_LITERAL(list2val(ilist)->etype)) {
- werror (E_CONST_EXPECTED);
- return;
+ unsigned int size = 0;
+
+ if (ilist) {
+ /* take care of the special case */
+ /* array of characters can be init */
+ /* by a string */
+ if (IS_CHAR (type->next)) {
+ val = list2val(ilist);
+ if (!val) {
+ werrorfl (ilist->filename, ilist->lineno, E_INIT_STRUCT, sym->name);
+ return;
+ }
+ if (!IS_LITERAL(val->etype)) {
+ werrorfl (ilist->filename, ilist->lineno, E_CONST_EXPECTED);
+ return;
+ }
+ if (printIvalChar (sym, type,
+ (ilist->type == INIT_DEEP ? ilist->init.deep : ilist),
+ oBuf, SPEC_CVAL (sym->etype).v_char, check))
+ return;
}
- 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);
+ /* not the special case */
+ if (ilist->type != INIT_DEEP) {
+ werrorfl (ilist->filename, ilist->lineno, E_INIT_STRUCT, sym->name);
return;
}
- iloop = ilist->init.deep;
- lcnt = DCL_ELEM (type);
- for (last_type = type->next; last_type && DCL_ELEM (last_type); last_type = last_type->next)
- lcnt *= DCL_ELEM (last_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) {
- /* if initializers left */
- if (iloop) {
- werror (W_EXCESS_INITIALIZERS, "array", sym->name, sym->lineDef);
- }
- break;
+ for (iloop=ilist->init.deep; iloop; iloop=iloop->next) {
+ if ((++size > DCL_ELEM(type)) && DCL_ELEM(type)) {
+ werrorfl (sym->fileDef, sym->lineDef, W_EXCESS_INITIALIZERS, "array", sym->name);
+ break;
}
+ printIval (sym, type->next, iloop, oBuf, TRUE);
}
+ }
- /* if we have not been given a size */
- if (!DCL_ELEM (type))
- DCL_ELEM (type) = size;
+ if (DCL_ELEM(type)) {
+ // pad with zeros if needed
+ if (size<DCL_ELEM(type)) {
+ size = (DCL_ELEM(type) - size) * getSize(type->next);
+ while (size--) {
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", 0);
+ }
+ }
+ } else {
+ /* we have not been given a size, but now we know it */
+ /* but first check, if it's a flexible array */
+ if (IS_STRUCT (sym->type))
+ sym->flexArrayLength = size * getSize (type->next);
+ else
+ 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, struct dbuf_s * oBuf)
{
value *val;
int dLvl = 0;
- val = list2val (ilist);
+ if (ilist)
+ val = list2val (ilist);
+ else
+ val = valCastLiteral(type, 0.0);
if (!val) {
- // an error has been thrown allready
- val=constVal("0");
+ // an error has been thrown already
+ val = constCharVal (0);
}
if (IS_LITERAL(val->etype)) {
- if (compareType(type,val->etype)==0) {
- werror (E_INCOMPAT_TYPES);
+ if (compareType(type, val->etype) == 0) {
+ werrorfl (ilist->filename, ilist->lineno, E_INCOMPAT_TYPES);
printFromToType (val->type, type);
}
- printIvalCharPtr (NULL, type, val, oFile);
+ printIvalCharPtr (NULL, type, val, oBuf);
return;
}
/* check the types */
if ((dLvl = compareType (val->type, type->next)) <= 0)
{
- tfprintf (oFile, "\t!dw !constword\n", 0);
+ dbuf_tprintf (oBuf, "\t!dw !constword\n", 0);
return;
}
if (!val->sym)
{
if (port->use_dw_for_init)
- {
- tfprintf (oFile, "\t!dws\n", val->name);
- }
+ {
+ dbuf_tprintf (oBuf, "\t!dws\n", val->name);
+ }
else
- {
- printPointerType (oFile, val->name);
- }
+ {
+ printPointerType (oBuf, val->name);
+ }
}
else if (port->use_dw_for_init)
{
- tfprintf (oFile, "\t!dws\n", val->sym->rname);
+ dbuf_tprintf (oBuf, "\t!dws\n", val->sym->rname);
}
else
{
- printPointerType (oFile, val->sym->rname);
+ printPointerType (oBuf, 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, struct dbuf_s * oBuf)
{
int size = 0;
/* PENDING: this is _very_ mcs51 specific, including a magic
number...
- It's also endin specific.
+ It's also endian specific.
*/
size = getSize (type);
if (val->name && strlen (val->name))
{
- if (size == 1) /* This appears to be Z80 specific?? */
- {
- tfprintf (oFile,
- "\t!dbs\n", val->name);
- }
+ if (size == 1) /* This appears to be Z80 specific?? */
+ {
+ dbuf_tprintf (oBuf,
+ "\t!dbs\n", val->name);
+ }
else if (size == FPTRSIZE)
- {
- if (port->use_dw_for_init)
- {
- tfprintf (oFile, "\t!dws\n", val->name);
- }
- else
- {
- printPointerType (oFile, val->name);
- }
- }
+ {
+ if (port->use_dw_for_init)
+ {
+ dbuf_tprintf (oBuf, "\t!dws\n", val->name);
+ }
+ else
+ {
+ printPointerType (oBuf, val->name);
+ }
+ }
else if (size == GPTRSIZE)
- {
- int type;
- if (IS_PTR (val->type)) {
- type = DCL_TYPE (val->type);
- } else {
- type = PTR_TYPE (SPEC_OCLS (val->etype));
- }
- if (val->sym && val->sym->isstrlit) {
- // this is a literal string
- type=CPOINTER;
- }
- printGPointerType (oFile, val->name, sym->name, type);
- }
+ {
+ int type;
+ if (IS_PTR (val->type)) {
+ type = DCL_TYPE (val->type);
+ } else {
+ type = PTR_TYPE (SPEC_OCLS (val->etype));
+ }
+ if (val->sym && val->sym->isstrlit) {
+ // this is a literal string
+ type=CPOINTER;
+ }
+ printGPointerType (oBuf, val->name, sym->name, type);
+ }
else
- {
- fprintf (stderr, "*** internal error: unknown size in "
- "printIvalCharPtr.\n");
- }
+ {
+ fprintf (stderr, "*** internal error: unknown size in "
+ "printIvalCharPtr.\n");
+ }
}
else
{
// these are literals assigned to pointers
switch (size)
- {
- case 1:
- tfprintf (oFile, "\t!dbs\n", aopLiteral (val, 0));
- break;
- case 2:
- if (port->use_dw_for_init)
- tfprintf (oFile, "\t!dws\n", aopLiteralLong (val, 0, size));
- else
- tfprintf (oFile, "\t.byte %s,%s\n",
- aopLiteral (val, 0), aopLiteral (val, 1));
- break;
- case 3:
- if (IS_GENPTR(type) && floatFromVal(val)!=0) {
- // non-zero mcs51 generic pointer
- werror (E_LITERAL_GENERIC);
- }
- fprintf (oFile, "\t.byte %s,%s,%s\n",
- aopLiteral (val, 0),
- aopLiteral (val, 1),
- aopLiteral (val, 2));
- break;
- case 4:
- if (IS_GENPTR(type) && floatFromVal(val)!=0) {
- // non-zero ds390 generic pointer
- werror (E_LITERAL_GENERIC);
- }
- fprintf (oFile, "\t.byte %s,%s,%s,%s\n",
- aopLiteral (val, 0),
- aopLiteral (val, 1),
- aopLiteral (val, 2),
- aopLiteral (val, 3));
- break;
- default:
- assert (0);
- }
- }
-
- if (val->sym && val->sym->isstrlit && !isinSet(statsg->syms, val->sym)) {
+ {
+ case 1:
+ dbuf_tprintf (oBuf, "\t!dbs\n", aopLiteral (val, 0));
+ break;
+ case 2:
+ if (port->use_dw_for_init)
+ dbuf_tprintf (oBuf, "\t!dws\n", aopLiteralLong (val, 0, size));
+ else if (port->little_endian)
+ dbuf_tprintf (oBuf, "\t.byte %s,%s\n",
+ aopLiteral (val, 0), aopLiteral (val, 1));
+ else
+ dbuf_tprintf (oBuf, "\t.byte %s,%s\n",
+ aopLiteral (val, 1), aopLiteral (val, 0));
+ break;
+ case 3:
+ if (IS_GENPTR(type) && floatFromVal(val)!=0) {
+ // non-zero mcs51 generic pointer
+ werrorfl (sym->fileDef, sym->lineDef, E_LITERAL_GENERIC);
+ }
+ if (port->little_endian) {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s\n",
+ aopLiteral (val, 0),
+ aopLiteral (val, 1),
+ aopLiteral (val, 2));
+ } else {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s\n",
+ aopLiteral (val, 2),
+ aopLiteral (val, 1),
+ aopLiteral (val, 0));
+ }
+ break;
+ case 4:
+ if (IS_GENPTR(type) && floatFromVal(val)!=0) {
+ // non-zero ds390 generic pointer
+ werrorfl (sym->fileDef, sym->lineDef, E_LITERAL_GENERIC);
+ }
+ if (port->little_endian) {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s,%s\n",
+ aopLiteral (val, 0),
+ aopLiteral (val, 1),
+ aopLiteral (val, 2),
+ aopLiteral (val, 3));
+ } else {
+ dbuf_printf (oBuf, "\t.byte %s,%s,%s,%s\n",
+ aopLiteral (val, 3),
+ aopLiteral (val, 2),
+ aopLiteral (val, 1),
+ aopLiteral (val, 0));
+ }
+ break;
+ default:
+ assert (0);
+ }
+ }
+
+ if (!noInit && val->sym && val->sym->isstrlit && !isinSet(statsg->syms, val->sym)) {
addSet (&statsg->syms, val->sym);
}
/*-----------------------------------------------------------------*/
/* 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, struct dbuf_s * oBuf)
{
value *val;
int size;
/* if deep then */
- if (ilist->type == INIT_DEEP)
+ if (ilist && (ilist->type == INIT_DEEP))
ilist = ilist->init.deep;
/* function pointer */
if (IS_FUNC (type->next))
{
- printIvalFuncPtr (type, ilist, oFile);
+ printIvalFuncPtr (type, ilist, oBuf);
return;
}
/* if character pointer */
if (IS_CHAR (type->next))
- if (printIvalCharPtr (sym, type, val, oFile))
+ if (printIvalCharPtr (sym, type, val, oBuf))
return;
/* check the type */
if (compareType (type, val->type) == 0) {
- werror (W_INIT_WRONG);
+ werrorfl (ilist->filename, ilist->lineno, W_INIT_WRONG);
printFromToType (val->type, type);
}
if (IS_LITERAL (val->etype))
{
switch (getSize (type))
- {
- case 1:
- tfprintf (oFile, "\t!db !constbyte\n", (unsigned int) floatFromVal (val) & 0xff);
- break;
- case 2:
- if (port->use_dw_for_init)
- tfprintf (oFile, "\t!dws\n", aopLiteralLong (val, 0, 2));
- else
- tfprintf (oFile, "\t.byte %s,%s\n", aopLiteral (val, 0), aopLiteral (val, 1));
- break;
- case 3: // how about '390??
- fprintf (oFile, "\t.byte %s,%s,#0x%d\n",
- aopLiteral (val, 0), aopLiteral (val, 1), GPTYPE_CODE);
- }
+ {
+ case 1:
+ dbuf_tprintf (oBuf, "\t!db !constbyte\n", (unsigned int) ulFromVal (val) & 0xff);
+ break;
+ case 2:
+ if (port->use_dw_for_init)
+ dbuf_tprintf (oBuf, "\t!dws\n", aopLiteralLong (val, 0, 2));
+ else if (port->little_endian)
+ dbuf_tprintf (oBuf, "\t.byte %s,%s\n", aopLiteral (val, 0), aopLiteral (val, 1));
+ else
+ dbuf_tprintf (oBuf, "\t.byte %s,%s\n", aopLiteral (val, 1), aopLiteral (val, 0));
+ break;
+ case 3: // how about '390??
+ dbuf_printf (oBuf, "; generic printIvalPtr\n");
+ if (port->little_endian)
+ {
+ dbuf_printf (oBuf, "\t.byte %s,%s",
+ aopLiteral (val, 0), aopLiteral (val, 1));
+ }
+ else
+ {
+ dbuf_printf (oBuf, "\t.byte %s,%s",
+ aopLiteral (val, 1), aopLiteral (val, 0));
+ }
+ if (IS_GENPTR (val->type))
+ dbuf_printf (oBuf, ",%s\n", aopLiteral (val, 2));
+ else if (IS_PTR (val->type))
+ dbuf_printf (oBuf, ",#%x\n", pointerTypeToGPByte (DCL_TYPE (val->type), NULL, NULL));
+ else
+ dbuf_printf (oBuf, ",%s\n", aopLiteral (val, 2));
+ }
return;
}
size = getSize (type);
- if (size == 1) /* Z80 specific?? */
+ if (size == 1) /* Z80 specific?? */
{
- tfprintf (oFile, "\t!dbs\n", val->name);
+ dbuf_tprintf (oBuf, "\t!dbs\n", val->name);
}
else if (size == FPTRSIZE)
{
if (port->use_dw_for_init) {
- tfprintf (oFile, "\t!dws\n", val->name);
+ dbuf_tprintf (oBuf, "\t!dws\n", val->name);
} else {
- printPointerType (oFile, val->name);
+ printPointerType (oBuf, val->name);
}
}
else if (size == GPTRSIZE)
{
- printGPointerType (oFile, val->name, sym->name,
- (IS_PTR (val->type) ? DCL_TYPE (val->type) :
- PTR_TYPE (SPEC_OCLS (val->etype))));
+ printGPointerType (oBuf, val->name, sym->name,
+ (IS_PTR (val->type) ? DCL_TYPE (val->type) :
+ PTR_TYPE (SPEC_OCLS (val->etype))));
}
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, struct dbuf_s * oBuf, bool check)
{
- if (!ilist)
- return;
-
- /* update line number for error msgs */
- lineno=sym->lineDef;
+ sym_link *itype;
/* if structure then */
if (IS_STRUCT (type))
{
- printIvalStruct (sym, type, ilist, oFile);
+ printIvalStruct (sym, type, ilist, oBuf);
return;
}
- /* if this is a pointer */
- if (IS_PTR (type))
+ /* if this is an array */
+ if (IS_ARRAY (type))
{
- printIvalPtr (sym, type, ilist, oFile);
+ printIvalArray (sym, type, ilist, oBuf, check);
return;
}
- /* if this is an array */
- if (IS_ARRAY (type))
+ if (ilist)
+ {
+ // not an aggregate, ilist must be a node
+ if (ilist->type!=INIT_NODE) {
+ // or a 1-element list
+ if (ilist->init.deep->next) {
+ werrorfl (sym->fileDef, sym->lineDef, W_EXCESS_INITIALIZERS, "scalar",
+ sym->name);
+ } else {
+ ilist=ilist->init.deep;
+ }
+ }
+
+ // and the type must match
+ itype=ilist->init.node->ftype;
+
+ if (compareType(type, itype)==0) {
+ // special case for literal strings
+ if (IS_ARRAY (itype) && IS_CHAR (getSpec(itype)) &&
+ // which are really code pointers
+ IS_PTR(type) && DCL_TYPE(type)==CPOINTER) {
+ // no sweat
+ } else {
+ werrorfl (ilist->filename, ilist->lineno, E_TYPE_MISMATCH, "assignment", " ");
+ printFromToType(itype, type);
+ }
+ }
+ }
+
+ /* if this is a pointer */
+ if (IS_PTR (type))
{
- printIvalArray (sym, type, ilist, oFile);
+ printIvalPtr (sym, type, ilist, oBuf);
return;
}
/* if type is SPECIFIER */
if (IS_SPEC (type))
{
- printIvalType (sym, type, ilist, oFile);
+ printIvalType (sym, type, ilist, oBuf);
return;
}
}
/*-----------------------------------------------------------------*/
/* emitStaticSeg - emitcode for the static segment */
/*-----------------------------------------------------------------*/
-void
-emitStaticSeg (memmap * map, FILE * out)
+void
+emitStaticSeg (memmap * map, struct dbuf_s * oBuf)
{
symbol *sym;
/* if it is "extern" then do nothing */
if (IS_EXTERN (sym->etype))
- continue;
+ continue;
- /* if it is not static add it to the public
- table */
+ /* if it is not static add it to the public table */
if (!IS_STATIC (sym->etype))
{
addSetHead (&publics, sym);
}
/* print extra debug info if required */
- if (options.debug) {
- cdbSymbol (sym, cdbFile, FALSE, FALSE);
- if (!sym->level)
- { /* global */
- if (IS_STATIC (sym->etype))
- fprintf (out, "F%s$", moduleName); /* scope is file */
- else
- fprintf (out, "G$"); /* scope is global */
- }
- else
- /* symbol is local */
- fprintf (out, "L%s$",
- (sym->localof ? sym->localof->name : "-null-"));
- fprintf (out, "%s$%d$%d", sym->name, sym->level, sym->block);
- }
-
- /* if it has an absolute address */
- if (SPEC_ABSA (sym->etype))
- {
- if (options.debug)
- fprintf (out, " == 0x%04x\n", SPEC_ADDR (sym->etype));
-
- fprintf (out, "%s\t=\t0x%04x\n",
- sym->rname,
- SPEC_ADDR (sym->etype));
- }
+ if (options.debug)
+ {
+ if (!sym->level)
+ { /* global */
+ if (IS_STATIC (sym->etype))
+ dbuf_printf (oBuf, "F%s$", moduleName); /* scope is file */
+ else
+ dbuf_printf (oBuf, "G$"); /* scope is global */
+ }
+ else
+ {
+ /* symbol is local */
+ dbuf_printf (oBuf, "L%s$",
+ (sym->localof ? sym->localof->name : "-null-"));
+ }
+ dbuf_printf (oBuf, "%s$%d$%d", sym->name, sym->level, sym->block);
+ }
+
+ /* if it has an absolute address and no initializer */
+ if (SPEC_ABSA (sym->etype) && !sym->ival)
+ {
+ if (options.debug)
+ dbuf_printf (oBuf, " == 0x%04x\n", SPEC_ADDR (sym->etype));
+
+ dbuf_printf (oBuf, "%s\t=\t0x%04x\n",
+ sym->rname,
+ SPEC_ADDR (sym->etype));
+ }
else
- {
- if (options.debug)
- fprintf (out, " == .\n");
-
- /* if it has an initial value */
- if (sym->ival)
- {
- fprintf (out, "%s:\n", sym->rname);
- noAlloc++;
- resolveIvalSym (sym->ival);
- printIval (sym, sym->type, sym->ival, out);
- noAlloc--;
- // if sym->ival is a string, WE don't need it anymore
- if (IS_AST_SYM_VALUE(list2expr(sym->ival)) &&
- list2val(sym->ival)->sym->isstrlit) {
- freeStringSymbol(list2val(sym->ival)->sym);
- }
- }
- else {
- /* allocate space */
- int size = getSize (sym->type);
-
- if (size==0) {
- werror(E_UNKNOWN_SIZE,sym->name);
- }
- fprintf (out, "%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 (out,
- SPEC_CVAL (sym->etype).v_char,
- strlen (SPEC_CVAL (sym->etype).v_char) + 1);
- else
- tfprintf (out, "\t!ds\n", (unsigned int) size & 0xffff);
- }
- }
+ {
+ if (options.debug)
+ dbuf_printf (oBuf, " == .\n");
+
+ /* if it has an initial value */
+ if (sym->ival)
+ {
+ if (SPEC_ABSA (sym->etype))
+ {
+ dbuf_tprintf (oBuf, "\t!org\n", SPEC_ADDR (sym->etype));
+ }
+ dbuf_printf (oBuf, "%s:\n", sym->rname);
+ ++noAlloc;
+ resolveIvalSym (sym->ival, sym->type);
+ printIval (sym, sym->type, sym->ival, oBuf, map != xinit);
+ --noAlloc;
+ /* if sym is a simple string and sym->ival is a string,
+ WE don't need it anymore */
+ if (IS_ARRAY(sym->type) && IS_CHAR(sym->type->next) &&
+ IS_AST_SYM_VALUE(list2expr(sym->ival)) &&
+ list2val(sym->ival)->sym->isstrlit) {
+ freeStringSymbol(list2val(sym->ival)->sym);
+ }
+ }
+ else {
+ /* allocate space */
+ int size = getSize (sym->type);
+
+ if (size==0) {
+ werrorfl (sym->fileDef, sym->lineDef, E_UNKNOWN_SIZE,sym->name);
+ }
+ dbuf_printf (oBuf, "%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 (oBuf,
+ SPEC_CVAL (sym->etype).v_char,
+ size);
+ else
+ dbuf_tprintf (oBuf, "\t!ds\n", (unsigned int) size & 0xffff);
+ }
+ }
}
}
/*-----------------------------------------------------------------*/
/* emitMaps - emits the code for the data portion the code */
/*-----------------------------------------------------------------*/
-void
+void
emitMaps (void)
{
+ int publicsfr = TARGET_IS_MCS51; /* Ideally, this should be true for all */
+ /* ports but let's be conservative - EEP */
+
inInitMode++;
/* no special considerations for the following
data, idata & bit & xdata */
emitRegularMap (data, TRUE, TRUE);
emitRegularMap (idata, TRUE, TRUE);
- emitRegularMap (bit, TRUE, FALSE);
+ emitRegularMap (d_abs, TRUE, TRUE);
+ emitRegularMap (i_abs, TRUE, TRUE);
+ emitRegularMap (bit, TRUE, TRUE);
+ emitRegularMap (pdata, TRUE, TRUE);
emitRegularMap (xdata, TRUE, TRUE);
+ emitRegularMap (x_abs, TRUE, TRUE);
if (port->genXINIT) {
emitRegularMap (xidata, TRUE, TRUE);
}
- emitRegularMap (sfr, FALSE, FALSE);
- emitRegularMap (sfrbit, FALSE, FALSE);
+ emitRegularMap (sfr, publicsfr, FALSE);
+ emitRegularMap (sfrbit, publicsfr, FALSE);
emitRegularMap (home, TRUE, FALSE);
emitRegularMap (code, TRUE, FALSE);
- emitStaticSeg (statsg, code->oFile);
+ if (options.const_seg) {
+ dbuf_tprintf (&code->oBuf, "\t!area\n", options.const_seg);
+ }
+ emitStaticSeg (statsg, &code->oBuf);
if (port->genXINIT) {
- tfprintf (code->oFile, "\t!area\n", xinit->sname);
- emitStaticSeg (xinit, code->oFile);
+ dbuf_tprintf (&code->oBuf, "\t!area\n", xinit->sname);
+ emitStaticSeg (xinit, &code->oBuf);
}
+ dbuf_tprintf (&code->oBuf, "\t!area\n", c_abs->sname);
+ emitStaticSeg (c_abs, &code->oBuf);
inInitMode--;
}
/* flushStatics - flush all currently defined statics out to file */
/* and delete. Temporary function */
/*-----------------------------------------------------------------*/
-void
+void
flushStatics (void)
{
- emitStaticSeg (statsg, codeOutFile);
+ emitStaticSeg (statsg, codeOutBuf);
statsg->syms = NULL;
}
/*-----------------------------------------------------------------*/
/* createInterruptVect - creates the interrupt vector */
/*-----------------------------------------------------------------*/
-void
-createInterruptVect (FILE * vFile)
+void
+createInterruptVect (struct dbuf_s *vBuf)
{
- unsigned i = 0;
mainf = newSymbol ("main", 0);
mainf->block = 0;
if (!(mainf = findSymWithLevel (SymbolTab, mainf)))
{
if (!options.cc_only && !noAssemble && !options.c1mode)
- werror (E_NO_MAIN);
+ werror (E_NO_MAIN);
return;
}
{
/* if ! compile only then main function should be present */
if (!options.cc_only && !noAssemble)
- werror (E_NO_MAIN);
+ werror (E_NO_MAIN);
return;
}
- tfprintf (vFile, "\t!areacode\n", CODE_NAME);
- fprintf (vFile, "__interrupt_vect:\n");
+ dbuf_tprintf (vBuf, "\t!areacode\n", HOME_NAME);
+ dbuf_printf (vBuf, "__interrupt_vect:\n");
- if (!port->genIVT || !(port->genIVT (vFile, interrupts, maxInterrupts)))
+ if (!port->genIVT || !(port->genIVT (vBuf, 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");
- }
+ /* There's no such thing as a "generic" interrupt table header. */
+ wassert(0);
}
}
char *iComments1 =
{
";--------------------------------------------------------\n"
- "; File Created by SDCC : FreeWare ANSI-C Compiler\n"};
+ "; File Created by SDCC : free open source ANSI-C Compiler\n"};
char *iComments2 =
{
/*-----------------------------------------------------------------*/
/* initialComments - puts in some initial comments */
/*-----------------------------------------------------------------*/
-void
+void
initialComments (FILE * afile)
{
time_t t;
time (&t);
fprintf (afile, "%s", iComments1);
- fprintf (afile, "; Version %s %s\n", VersionString, asctime (localtime (&t)));
+ fprintf (afile, "; Version " SDCC_VERSION_STR " #%s (%s) (%s)\n",
+ getBuildNumber(), getBuildDate(), getBuildEnvironment());
+ fprintf (afile, "; This file was generated %s", asctime (localtime (&t)));
fprintf (afile, "%s", iComments2);
}
/*-----------------------------------------------------------------*/
/* printPublics - generates .global for publics */
/*-----------------------------------------------------------------*/
-void
+void
printPublics (FILE * afile)
{
symbol *sym;
/*-----------------------------------------------------------------*/
/* printExterns - generates .global for externs */
/*-----------------------------------------------------------------*/
-void
+void
printExterns (FILE * afile)
{
symbol *sym;
/*-----------------------------------------------------------------*/
/* emitOverlay - will emit code for the overlay stuff */
/*-----------------------------------------------------------------*/
-static void
-emitOverlay (FILE * afile)
+static void
+emitOverlay (struct dbuf_s * aBuf)
{
set *ovrset;
if (!elementsInSet (ovrSetSets))
- tfprintf (afile, "\t!area\n", port->mem.overlay_name);
+ dbuf_tprintf (aBuf, "\t!area\n", port->mem.overlay_name);
/* for each of the sets in the overlay segment do */
for (ovrset = setFirstItem (ovrSetSets); ovrset;
symbol *sym;
if (elementsInSet (ovrset))
- {
- /* output the area informtion */
- fprintf (afile, "\t.area\t%s\n", port->mem.overlay_name); /* MOF */
- }
+ {
+ /* output the area informtion */
+ dbuf_printf (aBuf, "\t.area\t%s\n", port->mem.overlay_name); /* MOF */
+ }
for (sym = setFirstItem (ovrset); sym;
- sym = setNextItem (ovrset))
- {
- /* if extern then it is in the publics table: 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))
+ sym = setNextItem (ovrset))
+ {
+ /* if extern then it is in the publics table: 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)
- {
- 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$%d", sym->name, sym->level, sym->block);
- }
-
- /* if is has an absolute address then generate
- an equate for this no need to allocate space */
- if (SPEC_ABSA (sym->etype))
- {
-
- if (options.debug)
- fprintf (afile, " == 0x%04x\n", SPEC_ADDR (sym->etype));
-
- fprintf (afile, "%s\t=\t0x%04x\n",
- sym->rname,
- SPEC_ADDR (sym->etype));
- }
- else {
- int size = getSize(sym->type);
-
- if (size==0) {
- werror(E_UNKNOWN_SIZE,sym->name);
- }
- if (options.debug)
- fprintf (afile, "==.\n");
-
- /* allocate space */
- tfprintf (afile, "!labeldef\n", sym->rname);
- tfprintf (afile, "\t!ds\n", (unsigned int) getSize (sym->type) & 0xffff);
- }
-
- }
+ /* if extern then do nothing or is a function
+ then do nothing */
+ if (IS_FUNC (sym->type))
+ continue;
+
+ /* print extra debug info if required */
+ if (options.debug)
+ {
+ if (!sym->level)
+ { /* global */
+ if (IS_STATIC (sym->etype))
+ dbuf_printf (aBuf, "F%s$", moduleName); /* scope is file */
+ else
+ dbuf_printf (aBuf, "G$"); /* scope is global */
+ }
+ else
+ /* symbol is local */
+ dbuf_printf (aBuf, "L%s$",
+ (sym->localof ? sym->localof->name : "-null-"));
+ dbuf_printf (aBuf, "%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)
+ dbuf_printf (aBuf, " == 0x%04x\n", SPEC_ADDR (sym->etype));
+
+ dbuf_printf (aBuf, "%s\t=\t0x%04x\n",
+ sym->rname,
+ SPEC_ADDR (sym->etype));
+ }
+ else
+ {
+ int size = getSize(sym->type);
+
+ if (size==0) {
+ werrorfl (sym->fileDef, sym->lineDef, E_UNKNOWN_SIZE);
+ }
+ if (options.debug)
+ dbuf_printf (aBuf, "==.\n");
+
+ /* allocate space */
+ dbuf_tprintf (aBuf, "!labeldef\n", sym->rname);
+ dbuf_tprintf (aBuf, "\t!ds\n", (unsigned int) getSize (sym->type) & 0xffff);
+ }
+
+ }
}
}
/*-----------------------------------------------------------------*/
/* glue - the final glue that hold the whole thing together */
/*-----------------------------------------------------------------*/
-void
+void
glue (void)
{
- FILE *vFile;
+ struct dbuf_s vBuf;
+ struct dbuf_s ovrBuf;
FILE *asmFile;
- FILE *ovrFile = tempfile ();
+ int mcs51_like;
+
+ dbuf_init (&vBuf, 4096);
+ dbuf_init (&ovrBuf, 4096);
+
+ mcs51_like = (port->general.glue_up_main &&
+ (TARGET_IS_MCS51 || TARGET_IS_DS390 || TARGET_IS_XA51 || TARGET_IS_DS400));
- addSetHead (&tmpfileSet, ovrFile);
/* print the global struct definitions */
if (options.debug)
- cdbStructBlock (0, cdbFile);
+ cdbStructBlock (0);
- vFile = tempfile ();
- /* PENDING: this isnt the best place but it will do */
+ /* PENDING: this isn't the best place but it will do */
if (port->general.glue_up_main)
{
/* create the interrupt vector table */
- createInterruptVect (vFile);
+ createInterruptVect (&vBuf);
}
- addSetHead (&tmpfileSet, vFile);
-
/* emit code for the all the variables declared */
emitMaps ();
/* do the overlay segments */
- emitOverlay (ovrFile);
+ emitOverlay (&ovrBuf);
+
+ outputDebugSymbols ();
/* now put it all together into the assembler file */
/* create the assembler file name */
if (!(asmFile = fopen (scratchFileName, "w")))
{
werror (E_FILE_OPEN_ERR, scratchFileName);
- exit (1);
+ exit (EXIT_FAILURE);
}
/* initial comments */
/* print module name */
tfprintf (asmFile, "\t!module\n", moduleName);
+ if (mcs51_like)
+ {
+ fprintf (asmFile, "\t.optsdcc -m%s", port->target);
+
+ switch(options.model)
+ {
+ case MODEL_SMALL: fprintf (asmFile, " --model-small"); break;
+ case MODEL_COMPACT: fprintf (asmFile, " --model-compact"); break;
+ case MODEL_MEDIUM: fprintf (asmFile, " --model-medium"); break;
+ case MODEL_LARGE: fprintf (asmFile, " --model-large"); break;
+ case MODEL_FLAT24: fprintf (asmFile, " --model-flat24"); break;
+ case MODEL_PAGE0: fprintf (asmFile, " --model-page0"); break;
+ default: break;
+ }
+ /*if(options.stackAuto) fprintf (asmFile, " --stack-auto");*/
+ if(options.useXstack) fprintf (asmFile, " --xstack");
+ /*if(options.intlong_rent) fprintf (asmFile, " --int-long-rent");*/
+ /*if(options.float_rent) fprintf (asmFile, " --float-rent");*/
+ if(options.noRegParams) fprintf (asmFile, " --no-reg-params");
+ if(options.parms_in_bank1) fprintf (asmFile, " --parms-in-bank1");
+ fprintf (asmFile, "\n");
+ }
+ else if (TARGET_Z80_LIKE || TARGET_IS_HC08)
+ {
+ fprintf (asmFile, "\t.optsdcc -m%s\n", port->target);
+ }
+
tfprintf (asmFile, "\t!fileprelude\n");
/* Let the port generate any global directives, etc. */
if (port->assembler.externGlobal)
printExterns (asmFile);
- /* copy the sfr segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; special function registers\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, sfr->oFile);
+ if (( mcs51_like )
+ ||( TARGET_IS_Z80 )) /*.p.t.20030924 need to output SFR table for Z80 as well */
+ {
+ /* copy the sfr segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; special function registers\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&sfr->oBuf, asmFile);
+ }
- /* copy the sbit segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; special function bits \n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, sfrbit->oFile);
-
- /*JCF: Create the areas for the register banks*/
- if(port->general.glue_up_main &&
- (TARGET_IS_MCS51 || TARGET_IS_DS390 || TARGET_IS_XA51))
- {
- if(RegBankUsed[0]||RegBankUsed[1]||RegBankUsed[2]||RegBankUsed[3])
- {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; overlayable register banks \n");
- fprintf (asmFile, "%s", iComments2);
- if(RegBankUsed[0])
- fprintf (asmFile, "\t.area REG_BANK_0\t(REL,OVR,DATA)\n\t.ds 8\n");
- if(RegBankUsed[1]||options.parms_in_bank1)
- fprintf (asmFile, "\t.area REG_BANK_1\t(REL,OVR,DATA)\n\t.ds 8\n");
- if(RegBankUsed[2])
- fprintf (asmFile, "\t.area REG_BANK_2\t(REL,OVR,DATA)\n\t.ds 8\n");
- if(RegBankUsed[3])
- fprintf (asmFile, "\t.area REG_BANK_3\t(REL,OVR,DATA)\n\t.ds 8\n");
- }
- }
+ if (mcs51_like)
+ {
+ /* copy the sbit segment */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; special function bits\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&sfrbit->oBuf, asmFile);
+
+ /*JCF: Create the areas for the register banks*/
+ if (RegBankUsed[0] || RegBankUsed[1] || RegBankUsed[2] || RegBankUsed[3])
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; overlayable register banks\n");
+ fprintf (asmFile, "%s", iComments2);
+ if (RegBankUsed[0])
+ fprintf (asmFile, "\t.area REG_BANK_0\t(REL,OVR,DATA)\n\t.ds 8\n");
+ if (RegBankUsed[1] || options.parms_in_bank1)
+ fprintf (asmFile, "\t.area REG_BANK_1\t(REL,OVR,DATA)\n\t.ds 8\n");
+ if (RegBankUsed[2])
+ fprintf (asmFile, "\t.area REG_BANK_2\t(REL,OVR,DATA)\n\t.ds 8\n");
+ if (RegBankUsed[3])
+ fprintf (asmFile, "\t.area REG_BANK_3\t(REL,OVR,DATA)\n\t.ds 8\n");
+ }
+ if (BitBankUsed)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; overlayable bit register bank\n");
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "\t.area BIT_BANK\t(REL,OVR,DATA)\n");
+ fprintf (asmFile, "bits:\n\t.ds 1\n");
+ fprintf (asmFile, "\tb0 = bits[0]\n");
+ fprintf (asmFile, "\tb1 = bits[1]\n");
+ fprintf (asmFile, "\tb2 = bits[2]\n");
+ fprintf (asmFile, "\tb3 = bits[3]\n");
+ fprintf (asmFile, "\tb4 = bits[4]\n");
+ fprintf (asmFile, "\tb5 = bits[5]\n");
+ fprintf (asmFile, "\tb6 = bits[6]\n");
+ fprintf (asmFile, "\tb7 = bits[7]\n");
+ }
+ }
/* copy the data segment */
fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; internal ram data\n");
+ fprintf (asmFile, "; %s ram data\n", mcs51_like?"internal":"");
fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, data->oFile);
+ dbuf_write_and_destroy (&data->oBuf, asmFile);
/* create the overlay segments */
- if (overlay) {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; overlayable items in internal ram \n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, ovrFile);
- }
+ if (overlay)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; overlayable items in %s ram \n", mcs51_like?"internal":"");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&ovrBuf, asmFile);
+ }
/* create the stack segment MOF */
- if (mainf && IFFUNC_HASBODY(mainf->type))
+ if (mainf && IFFUNC_HASBODY (mainf->type))
{
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");
+ "__start__stack:\n\t.ds\t1\n\n");
}
/* create the idata segment */
- if (idata) {
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; indirectly addressable internal ram data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, idata->oFile);
- }
+ if ((idata) && (mcs51_like))
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; indirectly addressable internal ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&idata->oBuf, asmFile);
+ }
+
+ /* create the absolute idata/data segment */
+ if ((i_abs) && (mcs51_like))
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; absolute internal ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&d_abs->oBuf, asmFile);
+ dbuf_write_and_destroy (&i_abs->oBuf, asmFile);
+ }
/* copy the bit segment */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; bit data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, bit->oFile);
+ if (mcs51_like)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; bit data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&bit->oBuf, asmFile);
+ }
+
+ /* copy paged external ram data */
+ if (mcs51_like)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; paged external ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&pdata->oBuf, asmFile);
+ }
- /* if external stack then reserve space of it */
- if (mainf && IFFUNC_HASBODY(mainf->type) && options.useXstack)
+ /* if external stack then reserve space for it */
+ if (mainf && IFFUNC_HASBODY (mainf->type) && 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 XSTK (PAG,XDATA)\n"
+ "__start__xstack:\n\t.ds\t1\n\n");
}
+ /* copy external ram data */
+ if (mcs51_like)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; external ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&xdata->oBuf, asmFile);
+ }
- /* copy xtern ram data */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; external ram data\n");
- fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, xdata->oFile);
+ /* create the absolute xdata segment */
+ if (mcs51_like || TARGET_IS_HC08)
+ {
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; absolute external ram data\n");
+ fprintf (asmFile, "%s", iComments2);
+ dbuf_write_and_destroy (&x_abs->oBuf, asmFile);
+ }
- /* copy xternal initialized ram data */
+ /* copy external initialized ram data */
fprintf (asmFile, "%s", iComments2);
fprintf (asmFile, "; external initialized ram data\n");
fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, xidata->oFile);
+ dbuf_write_and_destroy (&xidata->oBuf, asmFile);
+
+ /* If the port wants to generate any extra areas, let it do so. */
+ if (port->extraAreas.genExtraAreaDeclaration)
+ {
+ port->extraAreas.genExtraAreaDeclaration(asmFile,
+ mainf && IFFUNC_HASBODY(mainf->type));
+ }
/* copy the interrupt vector table */
- if (mainf && IFFUNC_HASBODY(mainf->type))
+ if (mainf && IFFUNC_HASBODY (mainf->type))
{
fprintf (asmFile, "%s", iComments2);
fprintf (asmFile, "; interrupt vector \n");
fprintf (asmFile, "%s", iComments2);
- copyFile (asmFile, vFile);
+ dbuf_write_and_destroy (&vBuf, asmFile);
}
/* copy global & static initialisations */
* the post_static_name area will immediately follow the static_name
* area.
*/
- tfprintf (asmFile, "\t!area\n", port->mem.static_name); /* MOF */
+ tfprintf (asmFile, "\t!area\n", port->mem.home_name);
+ tfprintf (asmFile, "\t!area\n", port->mem.static_name); /* MOF */
tfprintf (asmFile, "\t!area\n", port->mem.post_static_name);
tfprintf (asmFile, "\t!area\n", port->mem.static_name);
- if (mainf && IFFUNC_HASBODY(mainf->type))
+ if (mainf && IFFUNC_HASBODY (mainf->type))
{
- 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. JCF: aslink takes care of the location */
- fprintf (asmFile, "\tmov\tsp,#__start__stack - 1\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");
-
- // if the port can copy the XINIT segment to XISEG
- if (port->genXINIT) {
- port->genXINIT(asmFile);
- }
+ if (port->genInitStartup)
+ {
+ port->genInitStartup (asmFile);
+ }
+ else
+ {
+ assert (mcs51_like);
+ 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);
+ }
+ // This should probably be a port option, but I'm being lazy.
+ // on the 400, the firmware boot loader gives us a valid stack
+ // (see '400 data sheet pg. 85 (TINI400 ROM Initialization code)
+ if (!TARGET_IS_DS400)
+ {
+ /* initialise the stack pointer. JCF: aslink takes care of the location */
+ fprintf (asmFile, "\tmov\tsp,#__start__stack - 1\n"); /* MOF */
+ }
+
+ fprintf (asmFile, "\t%ccall\t__sdcc_external_startup\n", options.acall_ajmp?'a':'l');
+ fprintf (asmFile, "\tmov\ta,dpl\n");
+ fprintf (asmFile, "\tjz\t__sdcc_init_data\n");
+ fprintf (asmFile, "\t%cjmp\t__sdcc_program_startup\n", options.acall_ajmp?'a':'l');
+ fprintf (asmFile, "__sdcc_init_data:\n");
+
+ // if the port can copy the XINIT segment to XISEG
+ if (port->genXINIT)
+ {
+ port->genXINIT (asmFile);
+ }
+ }
}
- copyFile (asmFile, statsg->oFile);
+ dbuf_write_and_destroy (&statsg->oBuf, asmFile);
- if (port->general.glue_up_main && mainf && IFFUNC_HASBODY(mainf->type))
+ if (port->general.glue_up_main && mainf && IFFUNC_HASBODY (mainf->type))
{
/* 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.
*/
tfprintf (asmFile, "\t!area\n", port->mem.post_static_name);
- fprintf (asmFile, "\tljmp\t__sdcc_program_startup\n");
+ fprintf (asmFile, "\t%cjmp\t__sdcc_program_startup\n", options.acall_ajmp?'a':'l');
}
fprintf (asmFile,
- "%s"
- "; Home\n"
- "%s", iComments2, iComments2);
+ "%s"
+ "; Home\n"
+ "%s", iComments2, iComments2);
tfprintf (asmFile, "\t!areahome\n", HOME_NAME);
- copyFile (asmFile, home->oFile);
+ dbuf_write_and_destroy (&home->oBuf, asmFile);
- /* copy over code */
- fprintf (asmFile, "%s", iComments2);
- fprintf (asmFile, "; code\n");
- fprintf (asmFile, "%s", iComments2);
- tfprintf (asmFile, "\t!areacode\n", CODE_NAME);
- if (mainf && IFFUNC_HASBODY(mainf->type))
+ if (mainf && IFFUNC_HASBODY (mainf->type))
{
-
- /* entry point @ start of CSEG */
+ /* entry point @ start of HOME */
fprintf (asmFile, "__sdcc_program_startup:\n");
- /* put in the call to main */
- fprintf (asmFile, "\tlcall\t_main\n");
+ /* put in jump or call to main */
if (options.mainreturn)
- {
-
- fprintf (asmFile, ";\treturn from main ; will return to caller\n");
- fprintf (asmFile, "\tret\n");
-
- }
+ {
+ fprintf (asmFile, "\t%cjmp\t_main\n", options.acall_ajmp?'a':'l'); /* needed? */
+ fprintf (asmFile, ";\treturn from main will return to caller\n");
+ }
else
- {
-
- fprintf (asmFile, ";\treturn from main will lock up\n");
- fprintf (asmFile, "\tsjmp .\n");
- }
- }
- copyFile (asmFile, code->oFile);
-
- if (port->genAssemblerEnd) {
- port->genAssemblerEnd(asmFile);
- }
- fclose (asmFile);
-
- rm_tmpfiles ();
-}
-
-
-/** Creates a temporary file with unoque file name
- Scans, in order:
- - TMP, TEMP, TMPDIR env. varibles
- - if Un*x system: /usr/tmp and /tmp
- - root directory using mkstemp() if avaliable
- - default location using tempnam()
-*/
-static int
-tempfileandname(char *fname, size_t len)
-{
-#define TEMPLATE "sdccXXXXXX"
-#define TEMPLATE_LEN ((sizeof TEMPLATE) - 1)
-
- const char *tmpdir = NULL;
- int fd;
-
- if ((tmpdir = getenv ("TMP")) == NULL)
- if ((tmpdir = getenv ("TEMP")) == NULL)
- tmpdir = getenv ("TMPDIR");
-
-#ifndef _WIN32
- {
- /* try with /usr/tmp and /tmp on Un*x systems */
- struct stat statbuf;
-
- if (tmpdir == NULL) {
- if (stat("/usr/tmp", &statbuf) != -1)
- tmpdir = "/usr/tmp";
- else if (stat("/tmp", &statbuf) != -1)
- tmpdir = "/tmp";
- }
- }
-#endif
-
-#ifdef HAVE_MKSTEMP
- {
- char fnamebuf[PATH_MAX];
- size_t name_len;
-
- if (fname == NULL || len == 0) {
- fname = fnamebuf;
- len = sizeof fnamebuf;
- }
-
- if (tmpdir) {
- name_len = strlen(tmpdir) + 1 + TEMPLATE_LEN;
-
- assert(name_len < len);
- if (!(name_len < len)) /* in NDEBUG is defined */
- return -1; /* buffer too small, temporary file can not be created */
-
- sprintf(fname, "%s" DIR_SEPARATOR_STRING TEMPLATE, tmpdir);
- }
- else {
- name_len = TEMPLATE_LEN;
-
- assert(name_len < len);
- if (!(name_len < len)) /* in NDEBUG is defined */
- return -1; /* buffer too small, temporary file can not be created */
-
- strcpy(fname, TEMPLATE);
+ {
+ fprintf (asmFile, "\t%ccall\t_main\n", options.acall_ajmp?'a':'l');
+ fprintf (asmFile, ";\treturn from main will lock up\n");
+ fprintf (asmFile, "\tsjmp .\n");
+ }
}
+ /* copy over code */
+ fprintf (asmFile, "%s", iComments2);
+ fprintf (asmFile, "; code\n");
+ fprintf (asmFile, "%s", iComments2);
+ tfprintf (asmFile, "\t!areacode\n", options.code_seg);
+ dbuf_write_and_destroy (&code->oBuf, asmFile);
- fd = mkstemp(fname);
- }
-#else
- {
- char *name = tempnam(tmpdir, "sdcc");
-
- if (name == NULL) {
- perror("Can't create temporary file name");
- exit(1);
+ if (port->genAssemblerEnd)
+ {
+ port->genAssemblerEnd (asmFile);
}
-
- assert(strlen(name) < len);
- if (!(strlen(name) < len)) /* in NDEBUG is defined */
- return -1; /* buffer too small, temporary file can not be created */
-
- strcpy(fname, name);
-#ifdef _WIN32
- fd = open(name, O_CREAT | O_EXCL | O_RDWR, S_IREAD | S_IWRITE);
-#else
- fd = open(name, O_CREAT | O_EXCL | O_RDWR, S_IRUSR | S_IWUSR);
-#endif
- }
-#endif
-
- if (fd == -1) {
- perror("Can't create temporary file");
- exit(1);
- }
-
- return fd;
-}
-
-
-/** Create a temporary file name
-*/
-char *
-tempfilename(void)
-{
- int fd;
- static char fnamebuf[PATH_MAX];
-
- if ((fd = tempfileandname(fnamebuf, sizeof fnamebuf)) == -1) {
- fprintf(stderr, "Can't create temporary file name!");
- exit(1);
- }
-
- fd = close(fd);
- assert(fd != -1);
-
- return fnamebuf;
-}
-
-
-/** Create a temporary file and add it to tmpfileNameSet,
- so that it is removed explicitly by rm_tmpfiles()
- or implicitly at program extit.
-*/
-FILE *
-tempfile(void)
-{
- int fd;
- char *tmp;
- FILE *fp;
- char fnamebuf[PATH_MAX];
-
- if ((fd = tempfileandname(fnamebuf, sizeof fnamebuf)) == -1) {
- fprintf(stderr, "Can't create temporary file name!");
- exit(1);
- }
-
- tmp = Safe_strdup(fnamebuf);
- if (tmp)
- addSetHead(&tmpfileNameSet, tmp);
-
- if ((fp = fdopen(fd, "w+b")) == NULL) {
- perror("Can't create temporary file name!");
- exit(1);
- }
-
- return fp;
+ fclose (asmFile);
}