X-Git-Url: https://git.gag.com/?a=blobdiff_plain;f=src%2FSDCCglue.c;h=400f36ffd59a6c0411c69564c339158de421f4d3;hb=a27e7a4d14e0da24074864d363eb08700d6893ed;hp=54895c198e4679b5496e726511c577d631334a64;hpb=654a8128d67d4f15d92fb94a86b11eb1db5cb8a6;p=fw%2Fsdcc diff --git a/src/SDCCglue.c b/src/SDCCglue.c index 54895c19..400f36ff 100644 --- a/src/SDCCglue.c +++ b/src/SDCCglue.c @@ -26,8 +26,12 @@ #include "asm.h" #include #include "newalloc.h" +#include +#include -#if !defined(__BORLANDC__) && !defined(_MSC_VER) +#ifdef _WIN32 +#include +#else #include #endif @@ -42,9 +46,26 @@ unsigned maxInterrupts = 6; int allocInfo = 1; symbol *mainf; extern char *VersionString; +set *pipeSet = NULL; /* set of pipes */ set *tmpfileSet = NULL; /* set of tmp file created by the compiler */ set *tmpfileNameSet = NULL; /* All are unlinked at close. */ +/*-----------------------------------------------------------------*/ +/* closePipes - closes all pipes created by the compiler */ +/*-----------------------------------------------------------------*/ +DEFSETFUNC (closePipes) +{ + FILE *pfile = item; + int ret; + + if (pfile) { + ret = pclose (pfile); + assert(ret != -1); + } + + return 0; +} + /*-----------------------------------------------------------------*/ /* closeTmpFiles - closes all tmp files created by the compiler */ /* because of BRAIN DEAD MS/DOS & CYGNUS Libraries */ @@ -52,29 +73,53 @@ set *tmpfileNameSet = NULL; /* All are unlinked at close. */ DEFSETFUNC (closeTmpFiles) { FILE *tfile = item; + int ret; - if (tfile) - fclose (tfile); + if (tfile) { + ret = fclose (tfile); + assert(ret == 0); + } return 0; } /*-----------------------------------------------------------------*/ -/* rmTmpFiles - closes all tmp files created by the compiler */ +/* rmTmpFiles - unlinks all tmp files created by the compiler */ /* because of BRAIN DEAD MS/DOS & CYGNUS Libraries */ /*-----------------------------------------------------------------*/ DEFSETFUNC (rmTmpFiles) { char *name = item; + int ret; - if (name) - { - unlink (name); + if (name) { + ret = unlink (name); + assert(ret == 0); Safe_free (name); - } + } + return 0; } +/*-----------------------------------------------------------------*/ +/* rm_tmpfiles - close and remove temporary files and delete sets */ +/*-----------------------------------------------------------------*/ +void +rm_tmpfiles (void) +{ + /* close temporary files */ + applyToSet (pipeSet, closePipes); + /* close temporary files */ + deleteSet (&pipeSet); + + applyToSet (tmpfileSet, closeTmpFiles); + /* remove temporary files */ + applyToSet (tmpfileNameSet, rmTmpFiles); + /* delete temorary file sets */ + deleteSet (&tmpfileSet); + deleteSet (&tmpfileNameSet); +} + /*-----------------------------------------------------------------*/ /* copyFile - copies source file to destination file */ /*-----------------------------------------------------------------*/ @@ -92,7 +137,6 @@ copyFile (FILE * dest, FILE * src) char * aopLiteralLong (value * val, int offset, int size) { - char *rs; union { float f; unsigned char c[4]; @@ -112,17 +156,18 @@ aopLiteralLong (value * val, int offset, int size) v >>= (offset * 8); switch (size) { case 1: - tsprintf (buffer, "!immedbyte", (unsigned int) v & 0xff); + tsprintf (buffer, sizeof(buffer), + "!immedbyte", (unsigned int) v & 0xff); break; case 2: - tsprintf (buffer, "!immedword", (unsigned int) v & 0xffff); + tsprintf (buffer, sizeof(buffer), + "!immedword", (unsigned int) v & 0xffff); break; default: /* Hmm. Too big for now. */ assert (0); } - rs = Safe_calloc (1, strlen (buffer) + 1); - return strcpy (rs, buffer); + return Safe_strdup (buffer); } /* PENDING: For now size must be 1 */ @@ -130,13 +175,14 @@ aopLiteralLong (value * val, int offset, int size) /* it is type float */ fl.f = (float) floatFromVal (val); -#ifdef _BIG_ENDIAN - tsprintf (buffer, "!immedbyte", fl.c[3 - offset]); +#ifdef WORDS_BIGENDIAN + tsprintf (buffer, sizeof(buffer), + "!immedbyte", fl.c[3 - offset]); #else - tsprintf (buffer, "!immedbyte", fl.c[offset]); + tsprintf (buffer, sizeof(buffer), + "!immedbyte", fl.c[offset]); #endif - rs = Safe_calloc (1, strlen (buffer) + 1); - return strcpy (rs, buffer); + return Safe_strdup (buffer); } /*-----------------------------------------------------------------*/ @@ -237,8 +283,8 @@ emitRegularMap (memmap * map, bool addPublics, bool arFlag) // create a new "XINIT (CODE)" symbol, that will be emitted later newSym=copySymbol (sym); SPEC_OCLS(newSym->etype)=xinit; - sprintf (newSym->name, "__xinit_%s", sym->name); - sprintf (newSym->rname,"__xinit_%s", sym->rname); + 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); @@ -329,6 +375,18 @@ initPointer (initList * ilist, sym_link *toType) 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=='&') { @@ -347,10 +405,10 @@ initPointer (initList * ilist, sym_link *toType) /* address of symbol */ if (IS_AST_SYM_VALUE (expr->left)) { val = copyValue (AST_VALUE (expr->left)); - val->type = newLink (); + 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; + DCL_TYPE (val->type) = port->mem.code_ro; } else if (SPEC_SCLS (expr->left->etype) == S_XDATA) DCL_TYPE (val->type) = FPOINTER; @@ -401,13 +459,12 @@ initPointer (initList * ilist, sym_link *toType) 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 (); + 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; @@ -427,7 +484,7 @@ initPointer (initList * ilist, sym_link *toType) return val; } wrong: - werror (W_INIT_WRONG); + werror (E_INCOMPAT_PTYPES); return NULL; } @@ -491,20 +548,18 @@ pointerTypeToGPByte (const int p_type, const char *iname, const char *oname) { case IPOINTER: case POINTER: - return 0; + return GPTYPE_NEAR; case GPOINTER: - /* hack - if we get a generic pointer, we just assume - * it's an FPOINTER (i.e. in XDATA space). - */ - werror (E_CANNOT_USE_GENERIC_POINTER, iname, oname); + werror (E_CANNOT_USE_GENERIC_POINTER, + iname ? iname : "", + oname ? oname : ""); exit (1); - // fall through case FPOINTER: - return 1; + return GPTYPE_FAR; case CPOINTER: - return 2; + return GPTYPE_CODE; case PPOINTER: - return 3; + return GPTYPE_XSTACK; default: fprintf (stderr, "*** internal error: unknown pointer type %d in GPByte.\n", p_type); @@ -725,19 +780,20 @@ printIvalChar (sym_link * type, initList * ilist, FILE * oFile, char *s) /*-----------------------------------------------------------------*/ /* printIvalArray - generates code for array initialization */ /*-----------------------------------------------------------------*/ -void +void printIvalArray (symbol * sym, sym_link * type, initList * ilist, FILE * oFile) { 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 (W_INIT_WRONG); + werror (E_CONST_EXPECTED); return; } if (printIvalChar (type, @@ -754,6 +810,11 @@ printIvalArray (symbol * sym, sym_link * type, initList * ilist, iloop = ilist->init.deep; lcnt = DCL_ELEM (type); + for (last_type = type->next; + last_type && IS_DECL(last_type) && DCL_ELEM (last_type); + last_type = last_type->next) { + lcnt *= DCL_ELEM (last_type); + } for (;;) { @@ -972,7 +1033,7 @@ printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile) /* check the type */ if (compareType (type, val->type) == 0) { werror (W_INIT_WRONG); - printFromToType (val->type, from); + printFromToType (val->type, type); } /* if val is literal */ @@ -989,9 +1050,9 @@ printIvalPtr (symbol * sym, sym_link * type, initList * ilist, FILE * oFile) else tfprintf (oFile, "\t.byte %s,%s\n", aopLiteral (val, 0), aopLiteral (val, 1)); break; - case 3: - fprintf (oFile, "\t.byte %s,%s,#0x02\n", - aopLiteral (val, 0), aopLiteral (val, 1)); + case 3: // how about '390?? + fprintf (oFile, "\t.byte %s,%s,#0x%d\n", + aopLiteral (val, 0), aopLiteral (val, 1), GPTYPE_CODE); } return; } @@ -1127,6 +1188,13 @@ emitStaticSeg (memmap * map, FILE * out) resolveIvalSym (sym->ival); printIval (sym, sym->type, sym->ival, out); 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 */ @@ -1153,7 +1221,7 @@ emitStaticSeg (memmap * map, FILE * out) /* emitMaps - emits the code for the data portion the code */ /*-----------------------------------------------------------------*/ void -emitMaps () +emitMaps (void) { inInitMode++; /* no special considerations for the following @@ -1202,7 +1270,7 @@ createInterruptVect (FILE * vFile) /* only if the main function exists */ if (!(mainf = findSymWithLevel (SymbolTab, mainf))) { - if (!options.cc_only && !noAssemble) + if (!options.cc_only && !noAssemble && !options.c1mode) werror (E_NO_MAIN); return; } @@ -1402,7 +1470,7 @@ emitOverlay (FILE * afile) /* glue - the final glue that hold the whole thing together */ /*-----------------------------------------------------------------*/ void -glue () +glue (void) { FILE *vFile; FILE *asmFile; @@ -1431,14 +1499,15 @@ glue () /* now put it all together into the assembler file */ /* create the assembler file name */ - if (!options.c1mode) + /* -o option overrides default name? */ + if ((noAssemble || options.c1mode) && fullDstFileName) { - sprintf (scratchFileName, srcFileName); - strcat (scratchFileName, port->assembler.file_ext); + strncpyz (scratchFileName, fullDstFileName, PATH_MAX); } else { - strcpy (scratchFileName, options.out_name); + strncpyz (scratchFileName, dstFileName, PATH_MAX); + strncatz (scratchFileName, port->assembler.file_ext, PATH_MAX); } if (!(asmFile = fopen (scratchFileName, "w"))) @@ -1476,6 +1545,26 @@ glue () 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"); + } + } /* copy the data segment */ fprintf (asmFile, "%s", iComments2); @@ -1578,16 +1667,8 @@ glue () (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 & 0xff); - 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 */ + /* 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"); @@ -1653,76 +1734,152 @@ glue () port->genAssemblerEnd(asmFile); } fclose (asmFile); - applyToSet (tmpfileSet, closeTmpFiles); - applyToSet (tmpfileNameSet, rmTmpFiles); -} -#if defined (__MINGW32__) || defined (__CYGWIN__) || defined (_MSC_VER) -void -rm_tmpfiles (void) -{ - applyToSet (tmpfileSet, closeTmpFiles); - applyToSet (tmpfileNameSet, rmTmpFiles); + rm_tmpfiles (); } -#endif -/** Creates a temporary file name a'la tmpnam which avoids the bugs - in cygwin wrt c:\tmp. - Scans, in order: TMP, TEMP, TMPDIR, else uses tmpfile(). + +/** 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() */ -char * -tempfilename (void) +static int +tempfileandname(char *fname, size_t len) { -#if !defined(_MSC_VER) +#define TEMPLATE "sdccXXXXXX" +#define TEMPLATE_LEN ((sizeof TEMPLATE) - 1) + const char *tmpdir = NULL; - if (getenv ("TMP")) - tmpdir = getenv ("TMP"); - else if (getenv ("TEMP")) - tmpdir = getenv ("TEMP"); - else if (getenv ("TMPDIR")) - tmpdir = getenv ("TMPDIR"); - if (tmpdir) - { - char *name = tempnam (tmpdir, "sdcc"); - if (name) - { - return name; - } + 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 - return tmpnam (NULL); + +#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); + } + + fd = mkstemp(fname); + } +#else + { + char *name = tempnam(tmpdir, "sdcc"); + + if (name == NULL) { + perror("Can't create temporary file name"); + exit(1); + } + + 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; } -/** Creates a temporary file a'la tmpfile which avoids the bugs - in cygwin wrt c:\tmp. - Scans, in order: TMP, TEMP, TMPDIR, else uses tmpfile(). + +/** Create a temporary file name */ -FILE * -tempfile (void) +char * +tempfilename(void) { -#if !defined(_MSC_VER) - const char *tmpdir = NULL; - if (getenv ("TMP")) - tmpdir = getenv ("TMP"); - else if (getenv ("TEMP")) - tmpdir = getenv ("TEMP"); - else if (getenv ("TMPDIR")) - tmpdir = getenv ("TMPDIR"); - if (tmpdir) - { - char *name = Safe_strdup( tempnam (tmpdir, "sdcc")); - if (name) - { - FILE *fp = fopen (name, "w+b"); - if (fp) - { - addSetHead (&tmpfileNameSet, name); - } - return fp; - } - return NULL; - } -#endif - return tmpfile (); + 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!"); + exit(1); + } + + tmp = Safe_strdup(fnamebuf); + if (tmp) + addSetHead(&tmpfileNameSet, tmp); + + if ((fp = fdopen(fd, "w+b")) == NULL) { + perror("Can't create temporary file!"); + exit(1); + } + + return fp; +}