1 /*-------------------------------------------------------------------------
4 Written By - Sandeep Dutta . sandeep.dutta@usa.net (1999)
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 In other words, you are welcome to use, share and improve this program.
21 You are forbidden to forbid anyone else to use, share and improve
22 what you give them. Help stamp out software-hoarding!
23 -------------------------------------------------------------------------*/
31 #include "SDCCmacro.h"
41 #if !defined(__BORLANDC__) && !defined(_MSC_VER)
46 /** Name of the environment variable checked for other instalations. */
47 #define SDCCDIR_NAME "SDCCDIR"
50 extern int yyparse ();
52 FILE *srcFile; /* source file */
53 FILE *cdbFile = NULL; /* debugger information output file */
54 char *fullSrcFileName; /* full name for the source file */
55 char *srcFileName; /* source file name with the .c stripped */
56 char *moduleName; /* module name is srcFilename stripped of any path */
57 const char *preArgv[128]; /* pre-processor arguments */
59 int RegBankUsed[4]={1, 0, 0, 0}; /*JCF: Reg Bank 0 used by default*/
60 struct optimize optimize;
61 struct options options;
62 char *VersionString = SDCC_VERSION_STR;
65 char *linkOptions[128];
66 const char *asmOptions[128];
73 bool verboseExec = FALSE;
75 bool noXinitOpt = FALSE;
77 /* uncomment JAMIN_DS390 to always override and use ds390 port
78 for mcs51 work. This is temporary, for compatibility testing. */
79 /* #define JAMIN_DS390 */
84 // Globally accessible scratch buffer for file names.
85 char scratchFileName[PATH_MAX];
86 char buffer[PATH_MAX];
88 // In MSC VC6 default search path for exe's to path for this
90 char DefaultExePath[128];
92 #define OPTION_HELP "-help"
94 #define LENGTH(_a) (sizeof(_a)/sizeof(*(_a)))
96 #define OPTION_STACK_8BIT "--stack-8bit"
97 #define OPTION_OUT_FMT_IHX "--out-fmt-ihx"
98 #define OPTION_LARGE_MODEL "--model-large"
99 #define OPTION_MEDIUM_MODEL "--model-medium"
100 #define OPTION_SMALL_MODEL "--model-small"
101 #define OPTION_FLAT24_MODEL "--model-flat24"
102 #define OPTION_DUMP_ALL "--dumpall"
103 #define OPTION_PEEP_FILE "--peep-file"
104 #define OPTION_LIB_PATH "--lib-path"
105 #define OPTION_XSTACK_LOC "--xstack-loc"
106 #define OPTION_CALLEE_SAVES "--callee-saves"
107 #define OPTION_STACK_LOC "--stack-loc"
108 #define OPTION_XRAM_LOC "--xram-loc"
109 #define OPTION_IRAM_SIZE "--iram-size"
110 #define OPTION_VERSION "--version"
111 #define OPTION_DATA_LOC "--data-loc"
112 #define OPTION_CODE_LOC "--code-loc"
113 #define OPTION_IDATA_LOC "--idata-loc"
114 #define OPTION_NO_LOOP_INV "--noinvariant"
115 #define OPTION_NO_LOOP_IND "--noinduction"
116 #define OPTION_LESS_PEDANTIC "--lesspedantic"
117 #define OPTION_NO_GCSE "--nogcse"
118 #define OPTION_SHORT_IS_8BITS "--short-is-8bits"
119 #define OPTION_TINI_LIBID "--tini-libid"
120 #define OPTION_NO_XINIT_OPT "--no-xinit-opt"
124 { 'm', NULL, NULL, "Set the port to use e.g. -mz80." },
125 { 'p', NULL, NULL, "Select port specific processor e.g. -mpic14 -p16f84" },
126 { 'd', NULL, NULL, NULL },
127 { 'D', NULL, NULL, "Define macro as in -Dmacro" },
128 { 'I', NULL, NULL, "Add to the include (*.h) path, as in -Ipath" },
129 { 'A', NULL, NULL, NULL },
130 { 'U', NULL, NULL, NULL },
131 { 'C', NULL, NULL, "Preprocessor option" },
132 { 'M', NULL, NULL, "Preprocessor option" },
133 { 'V', NULL, &verboseExec, "Execute verbosely. Show sub commands as they are run" },
134 { 'S', NULL, &noAssemble, "Compile only; do not assemble or link" },
135 { 'W', NULL, NULL, "Pass through options to the pre-processor (p), assembler (a) or linker (l)" },
136 { 'L', NULL, NULL, "Add the next field to the library search path" },
137 { 'l', NULL, NULL, "Include the given library in the link" },
138 { 0, OPTION_LARGE_MODEL, NULL, "external data space is used" },
139 { 0, OPTION_MEDIUM_MODEL, NULL, "not supported" },
140 { 0, OPTION_SMALL_MODEL, NULL, "internal data space is used (default)" },
141 { 0, OPTION_FLAT24_MODEL, NULL, "use the flat24 model for the ds390 (default)" },
142 { 0, "--stack-auto", &options.stackAuto, "Stack automatic variables" },
143 { 0, OPTION_STACK_8BIT, NULL, "use the 8bit stack for the ds390 (not supported yet)" },
144 { 0, "--stack-10bit", &options.stack10bit, "use the 10bit stack for ds390 (default)" },
145 { 0, "--xstack", &options.useXstack, "Use external stack" },
146 { 0, "--generic", &options.genericPtr, "All unqualified ptrs converted to '_generic'" },
147 { 0, OPTION_NO_GCSE, NULL, "Disable the GCSE optimisation" },
148 { 0, OPTION_NO_LOOP_INV, NULL, "Disable optimisation of invariants" },
149 { 0, OPTION_NO_LOOP_IND, NULL, NULL },
150 { 0, "--nojtbound", &optimize.noJTabBoundary, "Don't generate boundary check for jump tables" },
151 { 0, "--noloopreverse", &optimize.noLoopReverse, "Disable the loop reverse optimisation" },
152 { 'c', "--compile-only", &options.cc_only, "Compile and assemble, but do not link" },
153 { 0, "--dumpraw", &options.dump_raw, "Dump the internal structure after the initial parse" },
154 { 0, "--dumpgcse", &options.dump_gcse, NULL },
155 { 0, "--dumploop", &options.dump_loop, NULL },
156 { 0, "--dumpdeadcode", &options.dump_kill, NULL },
157 { 0, "--dumpliverange", &options.dump_range, NULL },
158 { 0, "--dumpregpack", &options.dump_pack, NULL },
159 { 0, "--dumpregassign", &options.dump_rassgn, NULL },
160 { 0, "--dumptree", &options.dump_tree, "dump front-end AST before generating iCode" },
161 { 0, OPTION_DUMP_ALL, NULL, "Dump the internal structure at all stages" },
162 { 0, OPTION_XRAM_LOC, NULL, "<nnnn> External Ram start location" },
163 { 0, OPTION_IRAM_SIZE, NULL, "<nnnn> Internal Ram size" },
164 { 0, OPTION_XSTACK_LOC, NULL, "<nnnn> External Ram start location" },
165 { 0, OPTION_CODE_LOC, NULL, "<nnnn> Code Segment Location" },
166 { 0, OPTION_STACK_LOC, NULL, "<nnnn> Stack pointer initial value" },
167 { 0, OPTION_DATA_LOC, NULL, "<nnnn> Direct data start location" },
168 { 0, OPTION_IDATA_LOC, NULL, NULL },
169 { 0, OPTION_PEEP_FILE, NULL, "<file> use this extra peep-hole file" },
170 { 0, OPTION_LIB_PATH, NULL, "<path> use this path to search for libraries" },
171 { 0, "--int-long-reent", &options.intlong_rent, "Use reenterant calls on the int and long support functions" },
172 { 0, "--float-reent", &options.float_rent, "Use reenterant calls on the floar support functions" },
173 { 0, OPTION_OUT_FMT_IHX, NULL, NULL },
174 { 0, "--out-fmt-s19", &options.out_fmt, NULL },
175 { 0, "--cyclomatic", &options.cyclomatic, NULL },
176 { 0, "--nooverlay", &options.noOverlay, NULL },
177 { 0, "--main-return", &options.mainreturn, "Issue a return after main()" },
178 { 0, "--xram-movc", &options.xram_movc, "Use movc instead of movx to read xram (xdata)" },
179 { 0, "--no-peep", &options.nopeep, "Disable the peephole assembly file optimisation" },
180 { 0, "--no-reg-params", &options.noRegParams, "On some ports, disable passing some parameters in registers" },
181 { 0, "--peep-asm", &options.asmpeep, NULL },
182 { 0, "--debug", &options.debug, "Enable debugging symbol output" },
183 { 'v', OPTION_VERSION, NULL, "Display sdcc's version" },
184 { 0, "--stack-after-data", &options.stackOnData, "initialize the stackpointer with the last byte use in DSEG" },
185 { 'E', "--preprocessonly", &preProcOnly, "Preprocess only, do not compile" },
186 { 0, "--c1mode", &options.c1mode, "Act in c1 mode. The input is preprocessed code, the output is assembly code." },
187 { 0, "--help", NULL, "Display this help" },
188 { 0, OPTION_CALLEE_SAVES, NULL, "<func[,func,...]> Cause the called function to save registers insted of the caller" },
189 { 0, "--nostdlib", &options.nostdlib, "Do not include the standard library directory in the search path" },
190 { 0, "--nostdinc", &options.nostdinc, "Do not include the standard include directory in the search path" },
191 { 0, "--verbose", &options.verbose, "Trace calls to the preprocessor, assembler, and linker" },
192 { 0, OPTION_LESS_PEDANTIC, NULL, "Disable some of the more pedantic warnings" },
193 { 0, OPTION_SHORT_IS_8BITS, NULL, "Make short 8bits (for old times sake)" },
194 { 0, "--profile", &options.profile, "On supported ports, generate extra profiling information" },
195 { 0, "--fommit-frame-pointer", &options.ommitFramePtr, "Leave out the frame pointer." },
196 { 0, "--all-callee-saves", &options.all_callee_saves, "callee will always save registers used" },
197 { 0, "--use-accelerator", &options.useAccelerator,"generate code for DS390 Arithmetic Accelerator"},
198 { 0, "--stack-probe", &options.stack_probe,"insert call to function __stack_probe at each function prologue"},
199 { 0, "--tini-libid", NULL,"<nnnn> LibraryID used in -mTININative"},
200 { 0, "--protect-sp-update", &options.protect_sp_update,"DS390 - will disable interrupts during ESP:SP updates"},
201 { 0, "--parms-in-bank1", &options.parms_in_bank1,"MCS51/DS390 - use Bank1 for parameter passing"},
202 { 0, OPTION_NO_XINIT_OPT, &noXinitOpt, "don't memcpy initialized xram from code"},
207 /** Table of all unsupported options and help text to display when one
211 /** shortOpt as in OPTIONS. */
213 /** longOpt as in OPTIONS. */
215 /** Message to display inside W_UNSUPPORTED_OPT when this option
220 static const UNSUPPORTEDOPT
221 unsupportedOptTable[] = {
222 { 'a', NULL, "use --stack-auto instead." },
223 { 'g', NULL, "use --generic instead" },
224 { 'X', NULL, "use --xstack-loc instead" },
225 { 'x', NULL, "use --xstack instead" },
226 { 'i', NULL, "use --idata-loc instead" },
227 { 'r', NULL, "use --xdata-loc instead" },
228 { 's', NULL, "use --code-loc instead" },
229 { 'Y', NULL, "use -I instead" }
232 /** List of all default constant macros.
234 static const char *_baseValues[] = {
235 "cpp", "{bindir}{sep}sdcpp",
237 /* Path seperator character */
238 "sep", DIR_SEPARATOR_STRING,
242 static const char *_preCmd = "{cpp} -nostdinc -Wall -lang-c++ -DSDCC=1 {cppextraopts} {fullsrcfilename} {cppoutfilename}";
246 static PORT *_ports[] =
248 #if !OPT_DISABLE_MCS51
251 #if !OPT_DISABLE_GBZ80
260 #if !OPT_DISABLE_DS390
266 #if !OPT_DISABLE_TININative
269 #if !OPT_DISABLE_XA51
274 #define NUM_PORTS (sizeof(_ports)/sizeof(_ports[0]))
277 extern void picglue ();
280 /** Sets the port to the one given by the command line option.
281 @param The name minus the option (eg 'mcs51')
282 @return 0 on success.
285 _setPort (const char *name)
288 for (i = 0; i < NUM_PORTS; i++)
290 if (!strcmp (_ports[i]->target, name))
296 /* Error - didnt find */
297 werror (E_UNKNOWN_TARGET, name);
301 /* Override the default processor with the one specified
302 * on the command line */
304 _setProcessor (char *_processor)
306 port->processor = _processor;
307 fprintf(stderr,"Processor: %s\n",_processor);
311 _validatePorts (void)
314 for (i = 0; i < NUM_PORTS; i++)
316 if (_ports[i]->magic != PORT_MAGIC)
318 /* Uncomment this line to debug which port is causing the problem
319 * (the target name is close to the beginning of the port struct
320 * and probably can be accessed just fine). */
321 fprintf(stderr,"%s :",_ports[i]->target);
322 wassertl (0, "Port definition structure is incomplete");
327 /* search through the command line options for the port */
329 _findPort (int argc, char **argv)
335 if (!strncmp (*argv, "-m", 2))
337 _setPort (*argv + 2);
342 /* Use the first in the list */
346 /* search through the command line options for the processor */
348 _findProcessor (int argc, char **argv)
352 if (!strncmp (*argv, "-p", 2))
354 _setProcessor (*argv + 2);
360 /* no error if processor was not specified. */
363 /*-----------------------------------------------------------------*/
364 /* printVersionInfo - prints the version info */
365 /*-----------------------------------------------------------------*/
373 for (i = 0; i < NUM_PORTS; i++)
374 fprintf (stderr, "%s%s", i == 0 ? "" : "/", _ports[i]->target);
376 fprintf (stderr, " %s"
377 #ifdef SDCC_SUB_VERSION_STR
378 "/" SDCC_SUB_VERSION_STR
387 #if defined(_MSC_VER)
400 printOptions(const OPTION *optionsTable)
403 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
405 fprintf(stdout, " %c%c %-20s %s\n",
406 optionsTable[i].shortOpt !=0 ? '-' : ' ',
407 optionsTable[i].shortOpt !=0 ? optionsTable[i].shortOpt : ' ',
408 optionsTable[i].longOpt != NULL ? optionsTable[i].longOpt : "",
409 optionsTable[i].help != NULL ? optionsTable[i].help : ""
414 /*-----------------------------------------------------------------*/
415 /* printUsage - prints command line syntax */
416 /*-----------------------------------------------------------------*/
423 "Usage : sdcc [options] filename\n"
427 printOptions(optionsTable);
429 for (i = 0; i < NUM_PORTS; i++)
431 if (_ports[i]->poptions != NULL)
433 fprintf (stdout, "\nSpecial options for the %s port:\n", _ports[i]->target);
434 printOptions (_ports[i]->poptions);
441 /*-----------------------------------------------------------------*/
442 /* parseWithComma - separates string with comma */
443 /*-----------------------------------------------------------------*/
445 parseWithComma (char **dest, char *src)
449 strtok (src, "\r\n \t");
450 /* skip the initial white spaces */
451 while (isspace (*src))
468 /*-----------------------------------------------------------------*/
469 /* setDefaultOptions - sets the default options */
470 /*-----------------------------------------------------------------*/
476 for (i = 0; i < 128; i++)
477 preArgv[i] = asmOptions[i] =
478 linkOptions[i] = relFiles[i] = libFiles[i] =
481 /* first the options part */
482 options.stack_loc = 0; /* stack pointer initialised to 0 */
483 options.xstack_loc = 0; /* xternal stack starts at 0 */
484 options.code_loc = 0; /* code starts at 0 */
485 options.data_loc = 0; /* JCF: By default let the linker locate data */
486 options.xdata_loc = 0;
487 options.idata_loc = 0x80;
488 options.genericPtr = 1; /* default on */
490 options.model = port->general.default_model;
491 options.nostdlib = 0;
492 options.nostdinc = 0;
494 options.shortis8bits = 0;
496 options.stack10bit=0;
498 /* now for the optimizations */
499 /* turn on the everything */
500 optimize.global_cse = 1;
505 optimize.loopInvariant = 1;
506 optimize.loopInduction = 1;
508 /* now for the ports */
509 port->setDefaultOptions ();
512 /*-----------------------------------------------------------------*/
513 /* processFile - determines the type of file from the extension */
514 /*-----------------------------------------------------------------*/
516 processFile (char *s)
520 /* get the file extension */
521 fext = s + strlen (s);
522 while ((fext != s) && *fext != '.')
525 /* now if no '.' then we don't know what the file type is
526 so give a warning and return */
529 werror (W_UNKNOWN_FEXT, s);
533 /* otherwise depending on the file type */
534 if (strcmp (fext, ".c") == 0 || strcmp (fext, ".C") == 0 || options.c1mode)
536 /* source file name : not if we already have a
540 werror (W_TOO_MANY_SRC, s);
544 /* the only source file */
545 if (!(srcFile = fopen ((fullSrcFileName = s), "r")))
547 werror (E_FILE_OPEN_ERR, s);
551 /* copy the file name into the buffer */
554 /* get rid of the "."-extension */
556 /* is there a dot at all? */
557 if (strchr (buffer, '.') &&
558 /* is the dot in the filename, not in the path? */
559 (strrchr (buffer, '/' ) < strrchr (buffer, '.') ||
560 strrchr (buffer, '\\') < strrchr (buffer, '.')))
561 *strrchr (buffer, '.') = '\0';
563 srcFileName = Safe_alloc ( strlen (buffer) + 1);
564 strcpy (srcFileName, buffer);
566 /* get rid of any path information
567 for the module name; do this by going
568 backwards till we get to either '/' or '\' or ':'
569 or start of buffer */
570 fext = buffer + strlen (buffer);
571 while (fext != buffer &&
572 *(fext - 1) != '\\' &&
573 *(fext - 1) != '/' &&
576 moduleName = Safe_alloc ( strlen (fext) + 1);
577 strcpy (moduleName, fext);
582 /* if the extention is type .rel or .r or .REL or .R
583 addtional object file will be passed to the linker */
584 if (strcmp (fext, ".r") == 0 || strcmp (fext, ".rel") == 0 ||
585 strcmp (fext, ".R") == 0 || strcmp (fext, ".REL") == 0 ||
586 strcmp (fext, port->linker.rel_ext) == 0)
588 relFiles[nrelFiles++] = s;
592 /* if .lib or .LIB */
593 if (strcmp (fext, ".lib") == 0 || strcmp (fext, ".LIB") == 0)
595 libFiles[nlibFiles++] = s;
599 werror (W_UNKNOWN_FEXT, s);
604 _processC1Arg (char *s)
608 if (options.out_name)
610 werror (W_TOO_MANY_SRC, s);
613 options.out_name = Safe_strdup (s);
622 _setModel (int model, const char *sz)
624 if (port->general.supported_models & model)
625 options.model = model;
627 werror (W_UNSUPPORTED_MODEL, sz, port->target);
630 /** Gets the string argument to this option. If the option is '--opt'
631 then for input of '--optxyz' or '--opt xyz' returns xyz.
634 getStringArg(const char *szStart, char **argv, int *pi, int argc)
636 if (argv[*pi][strlen(szStart)])
638 return &argv[*pi][strlen(szStart)];
645 werror (E_ARGUMENT_MISSING, szStart);
646 /* Die here rather than checking for errors later. */
656 /** Gets the integer argument to this option using the same rules as
660 getIntArg(const char *szStart, char **argv, int *pi, int argc)
662 return (int)floatFromVal(constVal(getStringArg(szStart, argv, pi, argc)));
666 verifyShortOption(const char *opt)
668 if (strlen(opt) != 2)
670 werror (W_EXCESS_SHORT_OPTIONS, opt);
675 tryHandleUnsupportedOpt(char **argv, int *pi)
677 if (argv[*pi][0] == '-')
679 const char *longOpt = "";
683 if (argv[*pi][1] == '-')
690 shortOpt = argv[*pi][1];
692 for (i = 0; i < LENGTH(unsupportedOptTable); i++)
694 if (unsupportedOptTable[i].shortOpt == shortOpt ||
695 (longOpt && unsupportedOptTable[i].longOpt && !strcmp(unsupportedOptTable[i].longOpt, longOpt))) {
696 // Found an unsupported opt.
698 sprintf(buffer, "%s%c%c", longOpt ? longOpt : "", shortOpt ? '-' : ' ', shortOpt ? shortOpt : ' ');
699 werror (W_UNSUPP_OPTION, buffer, unsupportedOptTable[i].message);
703 // Didn't find in the table
708 // Not an option, so can't be unsupported :)
714 scanOptionsTable(const OPTION *optionsTable, char shortOpt, const char *longOpt, char **argv, int *pi)
717 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
719 if (optionsTable[i].shortOpt == shortOpt ||
720 (longOpt && optionsTable[i].longOpt &&
721 strcmp(optionsTable[i].longOpt, longOpt) == 0))
724 // If it is a flag then we can handle it here
725 if (optionsTable[i].pparameter != NULL)
727 if (optionsTable[i].shortOpt == shortOpt)
729 verifyShortOption(argv[*pi]);
732 (*optionsTable[i].pparameter)++;
736 // Not a flag. Handled manually later.
741 // Didn't find in the table
746 tryHandleSimpleOpt(char **argv, int *pi)
748 if (argv[*pi][0] == '-')
750 const char *longOpt = "";
753 if (argv[*pi][1] == '-')
760 shortOpt = argv[*pi][1];
763 if (scanOptionsTable(optionsTable, shortOpt, longOpt, argv, pi))
767 else if (port && port->poptions &&
768 scanOptionsTable(port->poptions, shortOpt, longOpt, argv, pi))
779 // Not an option, so can't be handled.
784 /*-----------------------------------------------------------------*/
785 /* parseCmdLine - parses the command line and sets the options */
786 /*-----------------------------------------------------------------*/
788 parseCmdLine (int argc, char **argv)
792 /* go thru all whole command line */
793 for (i = 1; i < argc; i++)
798 if (tryHandleUnsupportedOpt(argv, &i) == TRUE)
803 if (tryHandleSimpleOpt(argv, &i) == TRUE)
809 if (argv[i][0] == '-' && argv[i][1] == '-')
811 if (strcmp (argv[i], OPTION_HELP) == 0)
817 if (strcmp (argv[i], OPTION_STACK_8BIT) == 0)
819 options.stack10bit = 0;
823 if (strcmp (argv[i], OPTION_OUT_FMT_IHX) == 0)
829 if (strcmp (argv[i], OPTION_LARGE_MODEL) == 0)
831 _setModel (MODEL_LARGE, argv[i]);
835 if (strcmp (argv[i], OPTION_MEDIUM_MODEL) == 0)
837 _setModel (MODEL_MEDIUM, argv[i]);
841 if (strcmp (argv[i], OPTION_SMALL_MODEL) == 0)
843 _setModel (MODEL_SMALL, argv[i]);
847 if (strcmp (argv[i], OPTION_FLAT24_MODEL) == 0)
849 _setModel (MODEL_FLAT24, argv[i]);
853 if (strcmp (argv[i], OPTION_DUMP_ALL) == 0)
855 options.dump_rassgn =
861 options.dump_raw = 1;
865 if (strcmp (argv[i], OPTION_PEEP_FILE) == 0)
867 options.peep_file = getStringArg(OPTION_PEEP_FILE, argv, &i, argc);
871 if (strcmp (argv[i], OPTION_LIB_PATH) == 0)
873 libPaths[nlibPaths++] = getStringArg(OPTION_LIB_PATH, argv, &i, argc);
877 if (strcmp (argv[i], OPTION_VERSION) == 0)
884 if (strcmp (argv[i], OPTION_CALLEE_SAVES) == 0)
886 parseWithComma (options.calleeSaves, getStringArg(OPTION_CALLEE_SAVES, argv, &i, argc));
890 if (strcmp (argv[i], OPTION_XSTACK_LOC) == 0)
892 options.xstack_loc = getIntArg(OPTION_XSTACK_LOC, argv, &i, argc);
896 if (strcmp (argv[i], OPTION_STACK_LOC) == 0)
898 options.stack_loc = getIntArg(OPTION_STACK_LOC, argv, &i, argc);
902 if (strcmp (argv[i], OPTION_XRAM_LOC) == 0)
904 options.xdata_loc = getIntArg(OPTION_XRAM_LOC, argv, &i, argc);
908 if (strcmp (argv[i], OPTION_IRAM_SIZE) == 0)
910 options.iram_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
914 if (strcmp (argv[i], OPTION_DATA_LOC) == 0)
916 options.data_loc = getIntArg(OPTION_DATA_LOC, argv, &i, argc);
920 if (strcmp (argv[i], OPTION_IDATA_LOC) == 0)
922 options.idata_loc = getIntArg(OPTION_IDATA_LOC, argv, &i, argc);
926 if (strcmp (argv[i], OPTION_CODE_LOC) == 0)
928 options.code_loc = getIntArg(OPTION_CODE_LOC, argv, &i, argc);
932 if (strcmp (argv[i], OPTION_NO_GCSE) == 0)
934 optimize.global_cse = 0;
938 if (strcmp (argv[i], OPTION_NO_LOOP_INV) == 0)
940 optimize.loopInvariant = 0;
944 if (strcmp (argv[i], OPTION_NO_LOOP_IND) == 0)
946 optimize.loopInduction = 0;
950 if (strcmp (argv[i], OPTION_LESS_PEDANTIC) == 0)
952 options.lessPedantic = 1;
953 setErrorLogLevel(ERROR_LEVEL_WARNING);
957 if (strcmp (&argv[i][1], OPTION_SHORT_IS_8BITS) == 0)
959 options.shortis8bits=1;
963 if (strcmp (argv[i], OPTION_TINI_LIBID) == 0)
965 options.tini_libid = getIntArg(OPTION_TINI_LIBID, argv, &i, argc);
969 if (!port->parseOption (&argc, argv, &i))
971 werror (W_UNKNOWN_OPTION, argv[i]);
979 /* if preceded by '-' then option */
985 verifyShortOption(argv[i]);
992 /* Used to select the port. But this has already been done. */
996 /* Used to select the processor in port. But this has
997 * already been done. */
1001 verifyShortOption(argv[i]);
1003 options.cc_only = 1;
1007 libPaths[nlibPaths++] = getStringArg("-L", argv, &i, argc);
1011 libFiles[nlibFiles++] = getStringArg("-l", argv, &i, argc);
1015 /* pre-processer options */
1016 if (argv[i][2] == 'p')
1018 parseWithComma ((char **)preArgv, getStringArg("-Wp", argv, &i, argc));
1020 /* linker options */
1021 else if (argv[i][2] == 'l')
1023 parseWithComma(linkOptions, getStringArg("-Wl", argv, &i, argc));
1025 /* assembler options */
1026 else if (argv[i][2] == 'a')
1028 parseWithComma ((char **) asmOptions, getStringArg("-Wa", argv, &i, argc));
1032 werror (W_UNKNOWN_OPTION, argv[i]);
1037 verifyShortOption(argv[i]);
1039 printVersionInfo ();
1043 /* preprocessor options */
1047 addToList (preArgv, "-M");
1052 addToList (preArgv, "-C");
1061 char sOpt = argv[i][1];
1064 if (argv[i][2] == ' ' || argv[i][2] == '\0')
1070 werror(E_ARGUMENT_MISSING, argv[i-1]);
1084 sprintf (buffer, "-%c%s", sOpt, rest);
1085 addToList (preArgv, buffer);
1090 if (!port->parseOption (&argc, argv, &i))
1091 werror (W_UNKNOWN_OPTION, argv[i]);
1096 if (!port->parseOption (&argc, argv, &i))
1098 /* no option must be a filename */
1100 _processC1Arg (argv[i]);
1102 processFile (argv[i]);
1106 /* set up external stack location if not explicitly specified */
1107 if (!options.xstack_loc)
1108 options.xstack_loc = options.xdata_loc;
1110 /* if debug option is set the open the cdbFile */
1111 if (options.debug && srcFileName)
1113 sprintf (scratchFileName, "%s.adb", srcFileName); //JCF: Nov 30, 2002
1114 if ((cdbFile = fopen (scratchFileName, "w")) == NULL)
1115 werror (E_FILE_OPEN_ERR, scratchFileName);
1118 /* add a module record */
1119 fprintf (cdbFile, "M:%s\n", moduleName);
1125 /*-----------------------------------------------------------------*/
1126 /* linkEdit : - calls the linkage editor with options */
1127 /*-----------------------------------------------------------------*/
1129 linkEdit (char **envp)
1136 srcFileName = "temp";
1138 /* first we need to create the <filename>.lnk file */
1139 sprintf (scratchFileName, "%s.lnk", srcFileName);
1140 if (!(lnkfile = fopen (scratchFileName, "w")))
1142 werror (E_FILE_OPEN_ERR, scratchFileName);
1146 /* now write the options. JCF: added option 'y' */
1147 fprintf (lnkfile, "-myux%c\n", (options.out_fmt ? 's' : 'i'));
1149 /* if iram size specified */
1150 if (options.iram_size)
1151 fprintf (lnkfile, "-a 0x%04x\n", options.iram_size);
1154 fprintf (lnkfile, "-z\n");
1156 #define WRITE_SEG_LOC(N, L) \
1157 segName = Safe_strdup(N); \
1158 c = strtok(segName, " \t"); \
1159 fprintf (lnkfile,"-b %s = 0x%04x\n", c, L); \
1160 if (segName) { Safe_free(segName); }
1162 /* code segment start */
1163 WRITE_SEG_LOC (CODE_NAME, options.code_loc);
1165 /* data segment start */
1166 if(options.data_loc){ /*JCF: If zero, the linker chooses the best place for data*/
1167 WRITE_SEG_LOC (DATA_NAME, options.data_loc);
1171 WRITE_SEG_LOC (XDATA_NAME, options.xdata_loc);
1175 WRITE_SEG_LOC (IDATA_NAME, options.idata_loc);
1178 /* bit segment start */
1179 WRITE_SEG_LOC (BIT_NAME, 0);
1181 /* JCF: stack start */
1182 if(options.stack_loc) {
1183 WRITE_SEG_LOC ("SSEG", options.stack_loc & 0xff);
1186 /* add the extra linker options */
1187 for (i = 0; linkOptions[i]; i++)
1188 fprintf (lnkfile, "%s\n", linkOptions[i]);
1190 /* other library paths if specified */
1191 for (i = 0; i < nlibPaths; i++)
1192 fprintf (lnkfile, "-k %s\n", libPaths[i]);
1194 /* standard library path */
1195 if (!options.nostdlib)
1197 switch (options.model)
1213 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1217 mfprintf (lnkfile, getRuntimeVariables(), "-k {libdir}{sep}%s\n", c);
1219 /* standard library files */
1220 #if !OPT_DISABLE_DS390
1221 if (options.model == MODEL_FLAT24)
1223 fprintf (lnkfile, "-l %s\n", STD_DS390_LIB);
1227 #if !OPT_DISABLE_XA51
1229 if (options.model == MODEL_PAGE0)
1231 fprintf (lnkfile, "-l %s\n", STD_XA51_LIB);
1235 fprintf (lnkfile, "-l %s\n", STD_LIB);
1236 fprintf (lnkfile, "-l %s\n", STD_INT_LIB);
1237 fprintf (lnkfile, "-l %s\n", STD_LONG_LIB);
1238 fprintf (lnkfile, "-l %s\n", STD_FP_LIB);
1241 /* additional libraries if any */
1242 for (i = 0; i < nlibFiles; i++)
1243 fprintf (lnkfile, "-l %s\n", libFiles[i]);
1245 /* put in the object files */
1246 if (strcmp (srcFileName, "temp"))
1247 fprintf (lnkfile, "%s ", srcFileName);
1249 for (i = 0; i < nrelFiles; i++)
1250 fprintf (lnkfile, "%s\n", relFiles[i]);
1252 fprintf (lnkfile, "\n-e\n");
1255 if (options.verbose)
1256 printf ("sdcc: Calling linker...\n");
1258 if (port->linker.cmd)
1260 char buffer2[PATH_MAX];
1261 buildCmdLine (buffer2, port->linker.cmd, srcFileName, NULL, NULL, NULL);
1262 buildCmdLine2 (buffer, buffer2);
1266 buildCmdLine2 (buffer, port->linker.mcmd);
1269 if (my_system (buffer))
1274 if (strcmp (srcFileName, "temp") == 0)
1276 /* rename "temp.cdb" to "firstRelFile.cdb" */
1277 char *f = strtok (Safe_strdup (relFiles[0]), ".");
1278 f = strcat (f, ".cdb");
1279 rename ("temp.cdb", f);
1284 /*-----------------------------------------------------------------*/
1285 /* assemble - spawns the assembler with arguments */
1286 /*-----------------------------------------------------------------*/
1288 assemble (char **envp)
1290 if (port->assembler.do_assemble) {
1291 port->assembler.do_assemble(asmOptions);
1293 } else if (port->assembler.cmd) {
1294 buildCmdLine (buffer, port->assembler.cmd, srcFileName, NULL,
1295 options.debug ? port->assembler.debug_opts : port->assembler.plain_opts,
1298 buildCmdLine2 (buffer, port->assembler.mcmd);
1301 if (my_system (buffer)) {
1302 /* either system() or the assembler itself has reported an error
1303 perror ("Cannot exec assembler");
1309 /*-----------------------------------------------------------------*/
1310 /* preProcess - spawns the preprocessor with arguments */
1311 /*-----------------------------------------------------------------*/
1313 preProcess (char **envp)
1317 if (!options.c1mode)
1319 /* if using external stack define the macro */
1320 if (options.useXstack)
1321 addToList (preArgv, "-DSDCC_USE_XSTACK");
1323 /* set the macro for stack autos */
1324 if (options.stackAuto)
1325 addToList (preArgv, "-DSDCC_STACK_AUTO");
1327 /* set the macro for stack autos */
1328 if (options.stack10bit)
1329 addToList (preArgv, "-DSDCC_STACK_TENBIT");
1331 /* set the macro for no overlay */
1332 if (options.noOverlay)
1333 addToList (preArgv, "-DSDCC_NOOVERLAY");
1335 /* set the macro for large model */
1336 switch (options.model)
1339 addToList (preArgv, "-DSDCC_MODEL_LARGE");
1342 addToList (preArgv, "-DSDCC_MODEL_SMALL");
1345 addToList (preArgv, "-DSDCC_MODEL_COMPACT");
1348 addToList (preArgv, "-DSDCC_MODEL_MEDIUM");
1351 addToList (preArgv, "-DSDCC_MODEL_FLAT24");
1354 addToList (preArgv, "-DSDCC_MODEL_PAGE0");
1357 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1361 /* add port (processor information to processor */
1362 addToList (preArgv, "-DSDCC_{port}");
1363 addToList (preArgv, "-D__{port}");
1365 /* standard include path */
1366 if (!options.nostdinc) {
1367 addToList (preArgv, "-I{includedir}");
1370 setMainValue ("cppextraopts", join(preArgv));
1373 preOutName = Safe_strdup (tempfilename ());
1375 /* Have to set cppoutfilename to something, even if just pre-processing. */
1376 setMainValue ("cppoutfilename", preOutName ? preOutName : "");
1378 if (options.verbose)
1379 printf ("sdcc: Calling preprocessor...\n");
1381 buildCmdLine2 (buffer, _preCmd);
1383 if (my_system (buffer))
1385 // @FIX: Dario Vecchio 03-05-2001
1388 unlink (preOutName);
1389 Safe_free (preOutName);
1402 preOutName = fullSrcFileName;
1405 yyin = fopen (preOutName, "r");
1408 perror ("Preproc file not found\n");
1416 _setPaths (const char *pprefix)
1419 Given the prefix and how the directories were layed out at
1420 configure time, see if the library and include directories are
1421 where expected. If so, set.
1423 getPathDifference (buffer, PREFIX, SDCC_INCLUDE_DIR);
1424 strcpy (scratchFileName, pprefix);
1425 strcat (scratchFileName, buffer);
1427 if (pathExists (scratchFileName))
1429 setMainValue ("includedir", scratchFileName);
1436 getPathDifference (buffer, PREFIX, SDCC_LIB_DIR);
1437 strcpy (scratchFileName, pprefix);
1438 strcat (scratchFileName, buffer);
1440 if (pathExists (scratchFileName))
1442 setMainValue ("libdir", scratchFileName);
1453 _discoverPaths (const char *argv0)
1456 1. Try the SDCCDIR environment variable.
1457 2. If (1) fails, and if the argv[0] includes a path, attempt to find the include
1458 and library paths with respect to that. Note that under win32
1459 argv[0] is always the full path to the program.
1460 3. If (1) and (2) fail, fall back to the compile time defaults.
1462 Detecting assumes the same layout as when configured. If the
1463 directories have been further moved about then discovery will
1467 /* Some input cases:
1468 "c:\fish\sdcc\bin\sdcc"
1470 "/home/fish/bin/sdcc"
1472 Note that ./sdcc is explicitly not supported as there isn't
1475 /* bindir is handled differently to the lib and include directories.
1476 It's rather unfortunate, but required due to the different
1477 install and development layouts. Logic is different as well.
1480 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1482 strcpy (scratchFileName, argv0);
1483 *strrchr (scratchFileName, DIR_SEPARATOR_CHAR) = '\0';
1484 setMainValue ("bindir", scratchFileName);
1485 ExePathList[0] = Safe_strdup (scratchFileName);
1487 else if (getenv (SDCCDIR_NAME) != NULL)
1489 getPathDifference (buffer, PREFIX, BINDIR);
1490 strcpy (scratchFileName, getenv (SDCCDIR_NAME));
1491 strcat (scratchFileName, buffer);
1492 setMainValue ("bindir", scratchFileName);
1493 ExePathList[0] = Safe_strdup (scratchFileName);
1497 setMainValue ("bindir", BINDIR);
1498 ExePathList[0] = BINDIR;
1504 if (getenv (SDCCDIR_NAME) != NULL)
1506 if (_setPaths (getenv (SDCCDIR_NAME)))
1508 /* Successfully set. */
1513 /* Include and lib weren't where expected. */
1517 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1519 char *pbase = getPrefixFromBinPath (argv0);
1523 /* A bad path. Skip. */
1527 if (_setPaths (pbase))
1529 /* Successfully set. */
1534 /* Include and lib weren't where expected. */
1539 setMainValue ("includedir", SDCC_INCLUDE_DIR);
1540 setMainValue ("libdir", SDCC_LIB_DIR);
1547 populateMainValues (_baseValues);
1548 setMainValue ("port", port->target);
1549 setMainValue ("objext", port->linker.rel_ext);
1550 setMainValue ("asmext", port->assembler.file_ext);
1552 setMainValue ("fullsrcfilename", fullSrcFileName ? fullSrcFileName : "fullsrcfilename");
1553 setMainValue ("srcfilename", srcFileName ? srcFileName : "srcfilename");
1558 * initialises and calls the parser
1562 main (int argc, char **argv, char **envp)
1564 /* turn all optimizations off by default */
1565 memset (&optimize, 0, sizeof (struct optimize));
1567 /*printVersionInfo (); */
1570 fprintf (stderr, "Build error: no ports are enabled.\n");
1574 /* install atexit handler */
1575 atexit(rm_tmpfiles);
1577 /* Before parsing the command line options, do a
1578 * search for the port and processor and initialize
1579 * them if they're found. (We can't gurantee that these
1580 * will be the first options specified).
1583 _findPort (argc, argv);
1586 if (strcmp(port->target, "mcs51") == 0) {
1587 printf("DS390 jammed in A\n");
1593 _findProcessor (argc, argv);
1595 /* Initalise the port. */
1599 // Create a default exe search path from the path to the sdcc command
1602 setDefaultOptions ();
1605 options.model = MODEL_SMALL;
1606 options.stack10bit=0;
1609 parseCmdLine (argc, argv);
1611 /* if no input then printUsage & exit */
1612 if ((!options.c1mode && !srcFileName && !nrelFiles) ||
1613 (options.c1mode && !srcFileName && !options.out_name))
1620 _discoverPaths (argv[0]);
1627 port->finaliseOptions ();
1636 if (options.verbose)
1637 printf ("sdcc: Generating code...\n");
1642 // @FIX: Dario Vecchio 03-05-2001
1644 if (yyin && yyin != stdin)
1646 unlink (preOutName);
1647 Safe_free (preOutName);
1653 if (TARGET_IS_PIC) {
1654 /* TSD PIC port hack - if the PIC port option is enabled
1655 and SDCC is used to generate PIC code, then we will
1656 generate .asm files in gpasm's format instead of SDCC's
1659 #if !OPT_DISABLE_PIC
1667 if (!options.c1mode && !noAssemble)
1669 if (options.verbose)
1670 printf ("sdcc: Calling assembler...\n");
1680 if (yyin && yyin != stdin)
1683 if (preOutName && !options.c1mode)
1685 unlink (preOutName);
1686 Safe_free (preOutName);
1689 if (!options.cc_only &&
1693 (srcFileName || nrelFiles))
1695 if (port->linker.do_link)
1696 port->linker.do_link ();