#include "SDCCmacro.h"
#include "MySystem.h"
#include "glue.h"
+#include <errno.h>
//#include "gen.h"
""
};
-/* list of key words used by msc51 */
+/* list of key words used by pic14 */
static char *_pic14_keywords[] =
{
"at",
- "bit",
+ //"bit",
"code",
"critical",
"data",
"pdata",
"reentrant",
"sfr",
- "sbit",
+ //"sbit",
"using",
"xdata",
"_data",
pic14_options_t pic14_options;
+#define ARG_STACKLOC "--stack-loc"
+#define ARG_STACKSIZ "--stack-size"
+
extern int debug_verbose; /* from pcode.c */
static OPTION _pic14_poptions[] = {
{ 0 , "--debug-xtra", &debug_verbose, "show more debug info in assembly output" },
{ 0 , "--no-pcode-opt", &pic14_options.disable_df, "disable (slightly faulty) optimization on pCode" },
+ { 0 , ARG_STACKLOC, NULL, "sets the lowest address of the argument passing stack" },
+ { 0 , ARG_STACKSIZ, NULL, "sets the size if the argument passing stack (default: 16, minimum: 4)" },
{ 0 , NULL, NULL, NULL }
};
_pic14_init (void)
{
asm_addTree (&asm_asxxxx_mapping);
- pCodeInitRegisters();
memset (&pic14_options, 0, sizeof (pic14_options));
}
static int
_process_pragma(const char *sz)
{
+#if 0
static const char *WHITE = " \t";
char *ptr = strtok((char *)sz, WHITE);
-
- if (startsWith (ptr, "memmap"))
- {
- char *start;
- char *end;
- char *type;
- char *alias;
-
- start = strtok((char *)NULL, WHITE);
- end = strtok((char *)NULL, WHITE);
- type = strtok((char *)NULL, WHITE);
- alias = strtok((char *)NULL, WHITE);
-
- if (start != (char *)NULL
- && end != (char *)NULL
- && type != (char *)NULL) {
- value *startVal = constVal(start);
- value *endVal = constVal(end);
- value *aliasVal;
- memRange r;
-
- if (alias == (char *)NULL) {
- aliasVal = constVal(0);
- } else {
- aliasVal = constVal(alias);
- }
-
- r.start_address = (int)floatFromVal(startVal);
- r.end_address = (int)floatFromVal(endVal);
- r.alias = (int)floatFromVal(aliasVal);
- r.bank = (r.start_address >> 7) & 3;
-
- if (strcmp(type, "RAM") == 0) {
- addMemRange(&r, 0);
- } else if (strcmp(type, "SFR") == 0) {
- addMemRange(&r, 1);
- } else {
- return 1;
- }
- }
-
- return 0;
- } else if (startsWith (ptr, "maxram")) {
- char *maxRAM = strtok((char *)NULL, WHITE);
-
- if (maxRAM != (char *)NULL) {
- int maxRAMaddress;
- value *maxRAMVal;
-
- maxRAMVal = constVal(maxRAM);
- maxRAMaddress = (int)floatFromVal(maxRAMVal);
- setMaxRAM(maxRAMaddress);
- }
-
- return 0;
- }
+#endif
return 1;
}
if(!strncmp(buf, argv[ *i ], strlen(buf))) {
if(strlen(argv[ *i ]) <= strlen(buf)+1) {
fprintf(stderr, "WARNING: no `%s' entered\n", buf+2);
- exit(-1);
+ exit(EXIT_FAILURE);
} else {
udata_section_name = strdup( strchr(argv[*i], '=') + 1 );
}
return FALSE;
}
+extern set *dataDirsSet;
+extern set *includeDirsSet;
+/* pic14 port uses include/pic and lib/pic instead of
+ * include/pic14 and lib/pic14 as indicated by SDCCmain.c's
+ * setIncludePaths routine. */
+static void
+_pic14_initPaths (void)
+{
+ char *p;
+ char *p2=NULL;
+ set *tempSet=NULL;
+
+ if (options.nostdinc)
+ return;
+
+ tempSet = appendStrSet(dataDirsSet, NULL, INCLUDE_DIR_SUFFIX DIR_SEPARATOR_STRING "pic");
+ mergeSets(&includeDirsSet, tempSet);
+
+ if ((p = getenv(SDCC_INCLUDE_NAME)) != NULL)
+ {
+ addSetHead(&includeDirsSet, p);
+ p2=Safe_alloc(strlen(p)+strlen(DIR_SEPARATOR_STRING)+strlen("pic")+1);
+ if(p2!=NULL)
+ {
+ strcpy(p2, p);
+ strcat(p2, DIR_SEPARATOR_STRING);
+ strcat(p2, "pic");
+ addSetHead(&includeDirsSet, p2);
+ }
+ }
+}
+
static void
_pic14_finaliseOptions (void)
{
+ pCodeInitRegisters();
port->mem.default_local_map = data;
port->mem.default_globl_map = data;
if(!name) {
- name = "p16f877";
+ name = "16f877";
fprintf(stderr,"WARNING: No Pic has been selected, defaulting to %s\n",name);
}
- fprintf (of, "\tlist\tp=%s\n",&name[1]);
+ fprintf (of, "\tlist\tp=%s\n",name);
fprintf (of, "\tradix dec\n");
- fprintf (of, "\tinclude \"%s.inc\"\n",name);
+ fprintf (of, "\tinclude \"p%s.inc\"\n",name);
}
/* Generate interrupt vector table. */
*/
static const char *_linkCmd[] =
{
- "gplink", "$l", "-o \"$2\"", "\"$1\"", "$3", NULL
+ "gplink", "$l", "-w", "-r", "-o \"$2\"", "\"$1\"", "$3", NULL
};
static const char *_asmCmd[] =
extern set *relFilesSet;
extern set *linkOptionsSet;
-static void _pic14_do_link ()
+static void _pic14_do_link (void)
{
hTab *linkValues=NULL;
char lfrm[256];
char temp[128];
set *tSet=NULL;
int ret;
+ char * procName;
/*
* link command format:
*
*/
- sprintf(lfrm, "{linker} {incdirs} {sysincdirs} {lflags} -o {outfile} {user_ofile} {spec_ofiles} {ofiles} {libs}");
+ sprintf(lfrm, "{linker} {incdirs} {sysincdirs} {lflags} -w -r -o {outfile} {user_ofile} {spec_ofiles} {ofiles} {libs}");
shash_add(&linkValues, "linker", "gplink");
shash_add(&linkValues, "lflags", joinStrSet(linkOptionsSet));
- shash_add(&linkValues, "outfile", dstFileName);
+ shash_add(&linkValues, "outfile", fullDstFileName ? fullDstFileName : dstFileName);
if(fullSrcFileName) {
- sprintf(temp, "%s.o", dstFileName);
+ sprintf(temp, "%s.o", fullDstFileName ? fullDstFileName : dstFileName );
shash_add(&linkValues, "user_ofile", temp);
}
shash_add(&linkValues, "ofiles", joinStrSet(relFilesSet));
/* LIBRARIES */
+ procName = processor_base_name();
+ if (!procName) {
+ procName = "16f877";
+ }
+
addSet(&libFilesSet, "libsdcc.lib");
+ SNPRINTF(&temp[0], 128, "pic%s.lib", procName);
+ addSet(&libFilesSet, temp);
shash_add(&linkValues, "libs", joinStrSet(libFilesSet));
lcmd = msprintf(linkValues, lfrm);
16f877)
*/
},
+ /* tags for generic pointers */
+ { 0x00, 0x00, 0x00, 0x80 }, /* far, near, xstack, code */
{
"XSEG (XDATA)",
"STACK (DATA)",
NULL, // xidata
NULL, // xinit
"CONST (CODE)", // const_name - const data (code or not)
+ "CABS (ABS,CODE)", // cabs_name - const absolute data (code or not)
NULL,
NULL,
1 // code is read only
_pic14_init,
_pic14_parseOptions,
_pic14_poptions,
- NULL,
+ _pic14_initPaths,
_pic14_finaliseOptions,
_pic14_setDefaultOptions,
pic14_assignRegisters,
projects / fw / sdcc / blobdiff