#include "asm.h"
#include <time.h>
#include "newalloc.h"
+#include <fcntl.h>
+#include <sys/stat.h>
-#if !defined(__BORLANDC__) && !defined(_MSC_VER)
+#ifdef _WIN32
+#include <io.h>
+#else
#include <unistd.h>
#endif
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 */
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 */
/*-----------------------------------------------------------------*/
char *
aopLiteralLong (value * val, int offset, int size)
{
- char *rs;
union {
float f;
unsigned char c[4];
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 */
/* 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);
}
/*-----------------------------------------------------------------*/
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$", moduleName); /* scope is file */
+ if (options.debug)
+ {
+ if (!sym->level) /* global */
+ {
+ if (IS_STATIC (sym->etype))
+ fprintf (map->oFile, "F%s$", moduleName); /* scope is file */
+ else
+ fprintf (map->oFile, "G$"); /* scope is global */
+ }
else
- fprintf (map->oFile, "G$"); /* scope is global */
- else
- /* symbol is local */
- fprintf (map->oFile, "L%s$", (sym->localof ? sym->localof->name : "-null-"));
- fprintf (map->oFile, "%s$%d$%d", sym->name, sym->level, sym->block);
- }
+ {
+ /* symbol is local */
+ fprintf (map->oFile, "L%s$", (sym->localof ? sym->localof->name : "-null-"));
+ }
+ fprintf (map->oFile, "%s$%d$%d", sym->name, sym->level, sym->block);
+ }
/* if 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
+ /* create a new "XINIT (CODE)" symbol, that will be emitted later
+ in the static seg */
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);
/* 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;
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;
void
_printPointerType (FILE * oFile, 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 (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");
FILE * oFile)
{
initList *iloop;
- int lcnt = 0, size = 0;
- sym_link *last_type;
+ int size = 0;
/* take care of the special case */
/* array of characters can be init */
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 (;;)
+ for (iloop=ilist->init.deep; iloop; iloop=iloop->next)
{
- 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);
- }
+
+ if (++size > DCL_ELEM(type)) {
+ werror (W_EXCESS_INITIALIZERS, "array", sym->name, sym->lineDef);
break;
}
}
-
- /* if we have not been given a size */
- if (!DCL_ELEM (type))
+
+ if (DCL_ELEM(type)) {
+ // pad with zeros if needed
+ if (size<DCL_ELEM(type)) {
+ size = (DCL_ELEM(type) - size) * getSize(type->next);
+ while (size--) {
+ tfprintf (oFile, "\t!db !constbyte\n", 0);
+ }
+ }
+ } else {
+ // we have not been given a size, but we now know it
DCL_ELEM (type) = size;
+ }
return;
}
void
printIval (symbol * sym, sym_link * type, initList * ilist, FILE * oFile)
{
+ value *val;
+
if (!ilist)
return;
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, oFile);
return;
}
- /* if this is an array */
- if (IS_ARRAY (type))
+ // not an aggregate, ilist must be a node
+ if (ilist->type!=INIT_NODE &&
+ // or a 1-element list
+ ilist->init.deep->next) {
+ werror (W_EXCESS_INITIALIZERS, "scalar",
+ sym->name, sym->lineDef);
+ }
+
+ // and the type must match
+ val=list2val(ilist);
+ if (compareType(type, val->type)==0) {
+ // special case for literal strings
+ if (IS_ARRAY (val->type) && IS_CHAR (val->etype) &&
+ // which are really code pointers
+ IS_PTR(type) && DCL_TYPE(type)==CPOINTER) {
+ // no sweat
+ } else {
+ werror (E_TYPE_MISMATCH, "assignment", " ");
+ printFromToType(list2val(ilist)->type, type);
+ }
+ }
+
+ /* if this is a pointer */
+ if (IS_PTR (type))
{
- printIvalArray (sym, type, ilist, oFile);
+ printIvalPtr (sym, type, ilist, oFile);
return;
}
/* print extra debug info if required */
if (options.debug) {
- cdbSymbol (sym, cdbFile, FALSE, FALSE);
+
if (!sym->level)
{ /* global */
if (IS_STATIC (sym->etype))
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 */
/* emitMaps - emits the code for the data portion the code */
/*-----------------------------------------------------------------*/
void
-emitMaps ()
+emitMaps (void)
{
inInitMode++;
/* no special considerations for the following
/* 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;
}
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\n", asctime (localtime (&t)));
fprintf (afile, "%s", iComments2);
}
/* print extra debug info if required */
if (options.debug)
{
- cdbSymbol (sym, cdbFile, FALSE, FALSE);
-
if (!sym->level)
{ /* global */
if (IS_STATIC (sym->etype))
}
}
+
+/*-----------------------------------------------------------------*/
+/* spacesToUnderscores - replace spaces with underscores */
+/*-----------------------------------------------------------------*/
+static char *
+spacesToUnderscores (char *dest, const char *src, size_t len)
+{
+ int i;
+ char *p;
+
+ assert(dest != NULL);
+ assert(src != NULL);
+ assert(len > 0);
+
+ --len;
+ for (p = dest, i = 0; *src != '\0' && i < len; ++src, ++i) {
+ *p++ = isspace(*src) ? '_' : *src;
+ }
+ *p = '\0';
+
+ return dest;
+}
+
+
/*-----------------------------------------------------------------*/
/* glue - the final glue that hold the whole thing together */
/*-----------------------------------------------------------------*/
void
-glue ()
+glue (void)
{
FILE *vFile;
FILE *asmFile;
FILE *ovrFile = tempfile ();
+ char moduleBuf[PATH_MAX];
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 */
/* do the overlay segments */
emitOverlay (ovrFile);
+ outputDebugSymbols();
+
/* 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")))
initialComments (asmFile);
/* print module name */
- tfprintf (asmFile, "\t!module\n", moduleName);
+ tfprintf (asmFile, "\t!module\n",
+ spacesToUnderscores (moduleBuf, moduleName, sizeof moduleBuf));
tfprintf (asmFile, "\t!fileprelude\n");
/* Let the port generate any global directives, etc. */
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 || TARGET_IS_DS400))
+ {
+ 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);
(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 */
+ // 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, "\tlcall\t__sdcc_external_startup\n");
fprintf (asmFile, "\tmov\ta,dpl\n");
port->genAssemblerEnd(asmFile);
}
fclose (asmFile);
- applyToSet (tmpfileSet, closeTmpFiles);
- applyToSet (tmpfileNameSet, rmTmpFiles);
+
+ rm_tmpfiles ();
}
-#if defined (__MINGW32__) || defined (__CYGWIN__) || defined (_MSC_VER)
-void
-rm_tmpfiles (void)
+
+/** 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)
{
- applyToSet (tmpfileSet, closeTmpFiles);
- applyToSet (tmpfileNameSet, rmTmpFiles);
-}
+#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
-/** 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().
+#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;
+}
+
+
+/** Create a temporary file name
*/
char *
-tempfilename (void)
+tempfilename(void)
{
- 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;
- }
- }
- return tmpnam (NULL);
+ 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;
}
-/** 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 and add it to tmpfileNameSet,
+ so that it is removed explicitly by rm_tmpfiles()
+ or implicitly at program extit.
*/
FILE *
-tempfile (void)
+tempfile(void)
{
- 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;
- }
- return tmpfile ();
+ 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;
}