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 /* can be NULL while linking without compiling */
56 char *fullDstFileName; /* full name for the output file; */
57 /* only given by -o, otherwise NULL */
58 char *dstFileName; /* destination file name without extension */
59 char *dstPath = ""; /* path for the output files; */
60 /* "" is equivalent with cwd */
61 char *moduleName; /* module name is source file without path and extension */
62 /* can be NULL while linking without compiling */
63 const char *preArgv[128]; /* pre-processor arguments */
65 int RegBankUsed[4]={1, 0, 0, 0}; /*JCF: Reg Bank 0 used by default*/
66 struct optimize optimize;
67 struct options options;
68 char *VersionString = SDCC_VERSION_STR;
71 char *linkOptions[128];
72 const char *asmOptions[128];
79 bool verboseExec = FALSE;
81 bool noXinitOpt = FALSE;
83 /* uncomment JAMIN_DS390 to always override and use ds390 port
84 for mcs51 work. This is temporary, for compatibility testing. */
85 /* #define JAMIN_DS390 */
90 // Globally accessible scratch buffer for file names.
91 char scratchFileName[PATH_MAX];
92 char buffer[PATH_MAX];
94 // In MSC VC6 default search path for exe's to path for this
96 char DefaultExePath[128];
98 #define OPTION_HELP "-help"
100 #define LENGTH(_a) (sizeof(_a)/sizeof(*(_a)))
102 #define OPTION_STACK_8BIT "--stack-8bit"
103 #define OPTION_OUT_FMT_IHX "--out-fmt-ihx"
104 #define OPTION_LARGE_MODEL "--model-large"
105 #define OPTION_MEDIUM_MODEL "--model-medium"
106 #define OPTION_SMALL_MODEL "--model-small"
107 #define OPTION_FLAT24_MODEL "--model-flat24"
108 #define OPTION_DUMP_ALL "--dumpall"
109 #define OPTION_PEEP_FILE "--peep-file"
110 #define OPTION_LIB_PATH "--lib-path"
111 #define OPTION_XSTACK_LOC "--xstack-loc"
112 #define OPTION_CALLEE_SAVES "--callee-saves"
113 #define OPTION_STACK_LOC "--stack-loc"
114 #define OPTION_XRAM_LOC "--xram-loc"
115 #define OPTION_IRAM_SIZE "--iram-size"
116 #define OPTION_VERSION "--version"
117 #define OPTION_DATA_LOC "--data-loc"
118 #define OPTION_CODE_LOC "--code-loc"
119 #define OPTION_IDATA_LOC "--idata-loc"
120 #define OPTION_NO_LOOP_INV "--noinvariant"
121 #define OPTION_NO_LOOP_IND "--noinduction"
122 #define OPTION_LESS_PEDANTIC "--lesspedantic"
123 #define OPTION_NO_GCSE "--nogcse"
124 #define OPTION_SHORT_IS_8BITS "--short-is-8bits"
125 #define OPTION_TINI_LIBID "--tini-libid"
126 #define OPTION_NO_XINIT_OPT "--no-xinit-opt"
130 { 'm', NULL, NULL, "Set the port to use e.g. -mz80." },
131 { 'p', NULL, NULL, "Select port specific processor e.g. -mpic14 -p16f84" },
132 { 'd', NULL, NULL, NULL },
133 { 'D', NULL, NULL, "Define macro as in -Dmacro" },
134 { 'I', NULL, NULL, "Add to the include (*.h) path, as in -Ipath" },
135 { 'A', NULL, NULL, NULL },
136 { 'U', NULL, NULL, NULL },
137 { 'C', NULL, NULL, "Preprocessor option" },
138 { 'M', NULL, NULL, "Preprocessor option" },
139 { 'V', NULL, &verboseExec, "Execute verbosely. Show sub commands as they are run" },
140 { 'S', NULL, &noAssemble, "Compile only; do not assemble or link" },
141 { 'W', NULL, NULL, "Pass through options to the pre-processor (p), assembler (a) or linker (l)" },
142 { 'L', NULL, NULL, "Add the next field to the library search path" },
143 { 'l', NULL, NULL, "Include the given library in the link" },
144 { 0, OPTION_LARGE_MODEL, NULL, "external data space is used" },
145 { 0, OPTION_MEDIUM_MODEL, NULL, "not supported" },
146 { 0, OPTION_SMALL_MODEL, NULL, "internal data space is used (default)" },
147 { 0, OPTION_FLAT24_MODEL, NULL, "use the flat24 model for the ds390 (default)" },
148 { 0, "--stack-auto", &options.stackAuto, "Stack automatic variables" },
149 { 0, OPTION_STACK_8BIT, NULL, "use the 8bit stack for the ds390 (not supported yet)" },
150 { 0, "--stack-10bit", &options.stack10bit, "use the 10bit stack for ds390 (default)" },
151 { 0, "--xstack", &options.useXstack, "Use external stack" },
152 { 0, "--generic", &options.genericPtr, "All unqualified ptrs converted to '_generic'" },
153 { 0, OPTION_NO_GCSE, NULL, "Disable the GCSE optimisation" },
154 { 0, OPTION_NO_LOOP_INV, NULL, "Disable optimisation of invariants" },
155 { 0, OPTION_NO_LOOP_IND, NULL, NULL },
156 { 0, "--nojtbound", &optimize.noJTabBoundary, "Don't generate boundary check for jump tables" },
157 { 0, "--noloopreverse", &optimize.noLoopReverse, "Disable the loop reverse optimisation" },
158 { 'c', "--compile-only", &options.cc_only, "Compile and assemble, but do not link" },
159 { 'o', NULL, NULL, "Place the output into the given path resp. file" },
160 { 0, "--dumpraw", &options.dump_raw, "Dump the internal structure after the initial parse" },
161 { 0, "--dumpgcse", &options.dump_gcse, NULL },
162 { 0, "--dumploop", &options.dump_loop, NULL },
163 { 0, "--dumpdeadcode", &options.dump_kill, NULL },
164 { 0, "--dumpliverange", &options.dump_range, NULL },
165 { 0, "--dumpregpack", &options.dump_pack, NULL },
166 { 0, "--dumpregassign", &options.dump_rassgn, NULL },
167 { 0, "--dumptree", &options.dump_tree, "dump front-end AST before generating iCode" },
168 { 0, OPTION_DUMP_ALL, NULL, "Dump the internal structure at all stages" },
169 { 0, OPTION_XRAM_LOC, NULL, "<nnnn> External Ram start location" },
170 { 0, OPTION_IRAM_SIZE, NULL, "<nnnn> Internal Ram size" },
171 { 0, OPTION_XSTACK_LOC, NULL, "<nnnn> External Ram start location" },
172 { 0, OPTION_CODE_LOC, NULL, "<nnnn> Code Segment Location" },
173 { 0, OPTION_STACK_LOC, NULL, "<nnnn> Stack pointer initial value" },
174 { 0, OPTION_DATA_LOC, NULL, "<nnnn> Direct data start location" },
175 { 0, OPTION_IDATA_LOC, NULL, NULL },
176 { 0, OPTION_PEEP_FILE, NULL, "<file> use this extra peep-hole file" },
177 { 0, OPTION_LIB_PATH, NULL, "<path> use this path to search for libraries" },
178 { 0, "--int-long-reent", &options.intlong_rent, "Use reenterant calls on the int and long support functions" },
179 { 0, "--float-reent", &options.float_rent, "Use reenterant calls on the floar support functions" },
180 { 0, OPTION_OUT_FMT_IHX, NULL, NULL },
181 { 0, "--out-fmt-s19", &options.out_fmt, NULL },
182 { 0, "--cyclomatic", &options.cyclomatic, NULL },
183 { 0, "--nooverlay", &options.noOverlay, NULL },
184 { 0, "--main-return", &options.mainreturn, "Issue a return after main()" },
185 { 0, "--xram-movc", &options.xram_movc, "Use movc instead of movx to read xram (xdata)" },
186 { 0, "--no-peep", &options.nopeep, "Disable the peephole assembly file optimisation" },
187 { 0, "--no-reg-params", &options.noRegParams, "On some ports, disable passing some parameters in registers" },
188 { 0, "--peep-asm", &options.asmpeep, NULL },
189 { 0, "--debug", &options.debug, "Enable debugging symbol output" },
190 { 'v', OPTION_VERSION, NULL, "Display sdcc's version" },
191 { 0, "--stack-after-data", &options.stackOnData, "initialize the stackpointer with the last byte use in DSEG" },
192 { 'E', "--preprocessonly", &preProcOnly, "Preprocess only, do not compile" },
193 { 0, "--c1mode", &options.c1mode, "Act in c1 mode. The input is preprocessed code, the output is assembly code." },
194 { 0, "--help", NULL, "Display this help" },
195 { 0, OPTION_CALLEE_SAVES, NULL, "<func[,func,...]> Cause the called function to save registers insted of the caller" },
196 { 0, "--nostdlib", &options.nostdlib, "Do not include the standard library directory in the search path" },
197 { 0, "--nostdinc", &options.nostdinc, "Do not include the standard include directory in the search path" },
198 { 0, "--verbose", &options.verbose, "Trace calls to the preprocessor, assembler, and linker" },
199 { 0, OPTION_LESS_PEDANTIC, NULL, "Disable some of the more pedantic warnings" },
200 { 0, OPTION_SHORT_IS_8BITS, NULL, "Make short 8bits (for old times sake)" },
201 { 0, "--profile", &options.profile, "On supported ports, generate extra profiling information" },
202 { 0, "--fommit-frame-pointer", &options.ommitFramePtr, "Leave out the frame pointer." },
203 { 0, "--all-callee-saves", &options.all_callee_saves, "callee will always save registers used" },
204 { 0, "--use-accelerator", &options.useAccelerator,"generate code for DS390 Arithmetic Accelerator"},
205 { 0, "--stack-probe", &options.stack_probe,"insert call to function __stack_probe at each function prologue"},
206 { 0, "--tini-libid", NULL,"<nnnn> LibraryID used in -mTININative"},
207 { 0, "--protect-sp-update", &options.protect_sp_update,"DS390 - will disable interrupts during ESP:SP updates"},
208 { 0, "--parms-in-bank1", &options.parms_in_bank1,"MCS51/DS390 - use Bank1 for parameter passing"},
209 { 0, OPTION_NO_XINIT_OPT, &noXinitOpt, "don't memcpy initialized xram from code"},
214 /** Table of all unsupported options and help text to display when one
218 /** shortOpt as in OPTIONS. */
220 /** longOpt as in OPTIONS. */
222 /** Message to display inside W_UNSUPPORTED_OPT when this option
227 static const UNSUPPORTEDOPT
228 unsupportedOptTable[] = {
229 { 'a', NULL, "use --stack-auto instead." },
230 { 'g', NULL, "use --generic instead" },
231 { 'X', NULL, "use --xstack-loc instead" },
232 { 'x', NULL, "use --xstack instead" },
233 { 'i', NULL, "use --idata-loc instead" },
234 { 'r', NULL, "use --xdata-loc instead" },
235 { 's', NULL, "use --code-loc instead" },
236 { 'Y', NULL, "use -I instead" }
239 /** List of all default constant macros.
241 static const char *_baseValues[] = {
242 "cpp", "{bindir}{sep}sdcpp",
244 /* Path seperator character */
245 "sep", DIR_SEPARATOR_STRING,
249 static const char *_preCmd = "{cpp} -nostdinc -Wall -lang-c++ -DSDCC=1 {cppextraopts} {fullsrcfilename} {cppoutfilename}";
253 static PORT *_ports[] =
255 #if !OPT_DISABLE_MCS51
258 #if !OPT_DISABLE_GBZ80
267 #if !OPT_DISABLE_DS390
273 #if !OPT_DISABLE_TININative
276 #if !OPT_DISABLE_XA51
281 #define NUM_PORTS (sizeof(_ports)/sizeof(_ports[0]))
284 extern void picglue ();
287 /** Sets the port to the one given by the command line option.
288 @param The name minus the option (eg 'mcs51')
289 @return 0 on success.
292 _setPort (const char *name)
295 for (i = 0; i < NUM_PORTS; i++)
297 if (!strcmp (_ports[i]->target, name))
303 /* Error - didnt find */
304 werror (E_UNKNOWN_TARGET, name);
308 /* Override the default processor with the one specified
309 * on the command line */
311 _setProcessor (char *_processor)
313 port->processor = _processor;
314 fprintf(stderr,"Processor: %s\n",_processor);
318 _validatePorts (void)
321 for (i = 0; i < NUM_PORTS; i++)
323 if (_ports[i]->magic != PORT_MAGIC)
325 /* Uncomment this line to debug which port is causing the problem
326 * (the target name is close to the beginning of the port struct
327 * and probably can be accessed just fine). */
328 fprintf(stderr,"%s :",_ports[i]->target);
329 wassertl (0, "Port definition structure is incomplete");
334 /* search through the command line options for the port */
336 _findPort (int argc, char **argv)
342 if (!strncmp (*argv, "-m", 2))
344 _setPort (*argv + 2);
349 /* Use the first in the list */
353 /* search through the command line options for the processor */
355 _findProcessor (int argc, char **argv)
359 if (!strncmp (*argv, "-p", 2))
361 _setProcessor (*argv + 2);
367 /* no error if processor was not specified. */
370 /*-----------------------------------------------------------------*/
371 /* printVersionInfo - prints the version info */
372 /*-----------------------------------------------------------------*/
380 for (i = 0; i < NUM_PORTS; i++)
381 fprintf (stderr, "%s%s", i == 0 ? "" : "/", _ports[i]->target);
383 fprintf (stderr, " %s"
384 #ifdef SDCC_SUB_VERSION_STR
385 "/" SDCC_SUB_VERSION_STR
394 #if defined(_MSC_VER)
407 printOptions(const OPTION *optionsTable)
410 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
412 fprintf(stdout, " %c%c %-20s %s\n",
413 optionsTable[i].shortOpt !=0 ? '-' : ' ',
414 optionsTable[i].shortOpt !=0 ? optionsTable[i].shortOpt : ' ',
415 optionsTable[i].longOpt != NULL ? optionsTable[i].longOpt : "",
416 optionsTable[i].help != NULL ? optionsTable[i].help : ""
421 /*-----------------------------------------------------------------*/
422 /* printUsage - prints command line syntax */
423 /*-----------------------------------------------------------------*/
430 "Usage : sdcc [options] filename\n"
434 printOptions(optionsTable);
436 for (i = 0; i < NUM_PORTS; i++)
438 if (_ports[i]->poptions != NULL)
440 fprintf (stdout, "\nSpecial options for the %s port:\n", _ports[i]->target);
441 printOptions (_ports[i]->poptions);
448 /*-----------------------------------------------------------------*/
449 /* parseWithComma - separates string with comma */
450 /*-----------------------------------------------------------------*/
452 parseWithComma (char **dest, char *src)
456 strtok (src, "\r\n \t");
457 /* skip the initial white spaces */
458 while (isspace (*src))
475 /*-----------------------------------------------------------------*/
476 /* setDefaultOptions - sets the default options */
477 /*-----------------------------------------------------------------*/
483 for (i = 0; i < 128; i++)
484 preArgv[i] = asmOptions[i] =
485 linkOptions[i] = relFiles[i] = libFiles[i] =
488 /* first the options part */
489 options.stack_loc = 0; /* stack pointer initialised to 0 */
490 options.xstack_loc = 0; /* xternal stack starts at 0 */
491 options.code_loc = 0; /* code starts at 0 */
492 options.data_loc = 0; /* JCF: By default let the linker locate data */
493 options.xdata_loc = 0;
494 options.idata_loc = 0x80;
495 options.genericPtr = 1; /* default on */
497 options.model = port->general.default_model;
498 options.nostdlib = 0;
499 options.nostdinc = 0;
501 options.shortis8bits = 0;
503 options.stack10bit=0;
505 /* now for the optimizations */
506 /* turn on the everything */
507 optimize.global_cse = 1;
512 optimize.loopInvariant = 1;
513 optimize.loopInduction = 1;
515 /* now for the ports */
516 port->setDefaultOptions ();
519 /*-----------------------------------------------------------------*/
520 /* processFile - determines the type of file from the extension */
521 /*-----------------------------------------------------------------*/
523 processFile (char *s)
527 /* get the file extension */
528 fext = s + strlen (s);
529 while ((fext != s) && *fext != '.')
532 /* now if no '.' then we don't know what the file type is
533 so give a warning and return */
536 werror (W_UNKNOWN_FEXT, s);
540 /* otherwise depending on the file type */
541 if (strcmp (fext, ".c") == 0 || strcmp (fext, ".C") == 0 || options.c1mode)
543 /* source file name : not if we already have a
547 werror (W_TOO_MANY_SRC, s);
551 /* the only source file */
552 if (!(srcFile = fopen ((fullSrcFileName = s), "r")))
554 werror (E_FILE_OPEN_ERR, s);
558 /* copy the file name into the buffer */
561 /* get rid of the "."-extension */
563 /* is there a dot at all? */
564 if (strrchr (buffer, '.') &&
565 /* is the dot in the filename, not in the path? */
566 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
568 *strrchr (buffer, '.') = '\0';
571 /* get rid of any path information
572 for the module name; */
573 fext = buffer + strlen (buffer);
575 /* do this by going backwards till we
576 get '\' or ':' or start of buffer */
577 while (fext != buffer &&
578 *(fext - 1) != DIR_SEPARATOR_CHAR &&
584 /* do this by going backwards till we
585 get '/' or start of buffer */
586 while (fext != buffer &&
587 *(fext - 1) != DIR_SEPARATOR_CHAR)
592 moduleName = Safe_strdup ( fext );
596 /* if the extention is type .rel or .r or .REL or .R
597 addtional object file will be passed to the linker */
598 if (strcmp (fext, ".r") == 0 || strcmp (fext, ".rel") == 0 ||
599 strcmp (fext, ".R") == 0 || strcmp (fext, ".REL") == 0 ||
600 strcmp (fext, port->linker.rel_ext) == 0)
602 relFiles[nrelFiles++] = s;
606 /* if .lib or .LIB */
607 if (strcmp (fext, ".lib") == 0 || strcmp (fext, ".LIB") == 0)
609 libFiles[nlibFiles++] = s;
613 werror (W_UNKNOWN_FEXT, s);
618 _processC1Arg (char *s)
622 if (options.out_name)
624 werror (W_TOO_MANY_SRC, s);
627 options.out_name = Safe_strdup (s);
636 _setModel (int model, const char *sz)
638 if (port->general.supported_models & model)
639 options.model = model;
641 werror (W_UNSUPPORTED_MODEL, sz, port->target);
644 /** Gets the string argument to this option. If the option is '--opt'
645 then for input of '--optxyz' or '--opt xyz' returns xyz.
648 getStringArg(const char *szStart, char **argv, int *pi, int argc)
650 if (argv[*pi][strlen(szStart)])
652 return &argv[*pi][strlen(szStart)];
659 werror (E_ARGUMENT_MISSING, szStart);
660 /* Die here rather than checking for errors later. */
670 /** Gets the integer argument to this option using the same rules as
674 getIntArg(const char *szStart, char **argv, int *pi, int argc)
676 return (int)floatFromVal(constVal(getStringArg(szStart, argv, pi, argc)));
680 verifyShortOption(const char *opt)
682 if (strlen(opt) != 2)
684 werror (W_EXCESS_SHORT_OPTIONS, opt);
689 tryHandleUnsupportedOpt(char **argv, int *pi)
691 if (argv[*pi][0] == '-')
693 const char *longOpt = "";
697 if (argv[*pi][1] == '-')
704 shortOpt = argv[*pi][1];
706 for (i = 0; i < LENGTH(unsupportedOptTable); i++)
708 if (unsupportedOptTable[i].shortOpt == shortOpt ||
709 (longOpt && unsupportedOptTable[i].longOpt && !strcmp(unsupportedOptTable[i].longOpt, longOpt))) {
710 // Found an unsupported opt.
712 sprintf(buffer, "%s%c%c", longOpt ? longOpt : "", shortOpt ? '-' : ' ', shortOpt ? shortOpt : ' ');
713 werror (W_UNSUPP_OPTION, buffer, unsupportedOptTable[i].message);
717 // Didn't find in the table
722 // Not an option, so can't be unsupported :)
728 scanOptionsTable(const OPTION *optionsTable, char shortOpt, const char *longOpt, char **argv, int *pi)
731 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
733 if (optionsTable[i].shortOpt == shortOpt ||
734 (longOpt && optionsTable[i].longOpt &&
735 strcmp(optionsTable[i].longOpt, longOpt) == 0))
738 // If it is a flag then we can handle it here
739 if (optionsTable[i].pparameter != NULL)
741 if (optionsTable[i].shortOpt == shortOpt)
743 verifyShortOption(argv[*pi]);
746 (*optionsTable[i].pparameter)++;
750 // Not a flag. Handled manually later.
755 // Didn't find in the table
760 tryHandleSimpleOpt(char **argv, int *pi)
762 if (argv[*pi][0] == '-')
764 const char *longOpt = "";
767 if (argv[*pi][1] == '-')
774 shortOpt = argv[*pi][1];
777 if (scanOptionsTable(optionsTable, shortOpt, longOpt, argv, pi))
781 else if (port && port->poptions &&
782 scanOptionsTable(port->poptions, shortOpt, longOpt, argv, pi))
793 // Not an option, so can't be handled.
798 /*-----------------------------------------------------------------*/
799 /* parseCmdLine - parses the command line and sets the options */
800 /*-----------------------------------------------------------------*/
802 parseCmdLine (int argc, char **argv)
806 /* go thru all whole command line */
807 for (i = 1; i < argc; i++)
812 if (tryHandleUnsupportedOpt(argv, &i) == TRUE)
817 if (tryHandleSimpleOpt(argv, &i) == TRUE)
823 if (argv[i][0] == '-' && argv[i][1] == '-')
825 if (strcmp (argv[i], OPTION_HELP) == 0)
831 if (strcmp (argv[i], OPTION_STACK_8BIT) == 0)
833 options.stack10bit = 0;
837 if (strcmp (argv[i], OPTION_OUT_FMT_IHX) == 0)
843 if (strcmp (argv[i], OPTION_LARGE_MODEL) == 0)
845 _setModel (MODEL_LARGE, argv[i]);
849 if (strcmp (argv[i], OPTION_MEDIUM_MODEL) == 0)
851 _setModel (MODEL_MEDIUM, argv[i]);
855 if (strcmp (argv[i], OPTION_SMALL_MODEL) == 0)
857 _setModel (MODEL_SMALL, argv[i]);
861 if (strcmp (argv[i], OPTION_FLAT24_MODEL) == 0)
863 _setModel (MODEL_FLAT24, argv[i]);
867 if (strcmp (argv[i], OPTION_DUMP_ALL) == 0)
869 options.dump_rassgn =
875 options.dump_raw = 1;
879 if (strcmp (argv[i], OPTION_PEEP_FILE) == 0)
881 options.peep_file = getStringArg(OPTION_PEEP_FILE, argv, &i, argc);
885 if (strcmp (argv[i], OPTION_LIB_PATH) == 0)
887 libPaths[nlibPaths++] = getStringArg(OPTION_LIB_PATH, argv, &i, argc);
891 if (strcmp (argv[i], OPTION_VERSION) == 0)
898 if (strcmp (argv[i], OPTION_CALLEE_SAVES) == 0)
900 parseWithComma (options.calleeSaves, getStringArg(OPTION_CALLEE_SAVES, argv, &i, argc));
904 if (strcmp (argv[i], OPTION_XSTACK_LOC) == 0)
906 options.xstack_loc = getIntArg(OPTION_XSTACK_LOC, argv, &i, argc);
910 if (strcmp (argv[i], OPTION_STACK_LOC) == 0)
912 options.stack_loc = getIntArg(OPTION_STACK_LOC, argv, &i, argc);
916 if (strcmp (argv[i], OPTION_XRAM_LOC) == 0)
918 options.xdata_loc = getIntArg(OPTION_XRAM_LOC, argv, &i, argc);
922 if (strcmp (argv[i], OPTION_IRAM_SIZE) == 0)
924 options.iram_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
928 if (strcmp (argv[i], OPTION_DATA_LOC) == 0)
930 options.data_loc = getIntArg(OPTION_DATA_LOC, argv, &i, argc);
934 if (strcmp (argv[i], OPTION_IDATA_LOC) == 0)
936 options.idata_loc = getIntArg(OPTION_IDATA_LOC, argv, &i, argc);
940 if (strcmp (argv[i], OPTION_CODE_LOC) == 0)
942 options.code_loc = getIntArg(OPTION_CODE_LOC, argv, &i, argc);
946 if (strcmp (argv[i], OPTION_NO_GCSE) == 0)
948 optimize.global_cse = 0;
952 if (strcmp (argv[i], OPTION_NO_LOOP_INV) == 0)
954 optimize.loopInvariant = 0;
958 if (strcmp (argv[i], OPTION_NO_LOOP_IND) == 0)
960 optimize.loopInduction = 0;
964 if (strcmp (argv[i], OPTION_LESS_PEDANTIC) == 0)
966 options.lessPedantic = 1;
967 setErrorLogLevel(ERROR_LEVEL_WARNING);
971 if (strcmp (&argv[i][1], OPTION_SHORT_IS_8BITS) == 0)
973 options.shortis8bits=1;
977 if (strcmp (argv[i], OPTION_TINI_LIBID) == 0)
979 options.tini_libid = getIntArg(OPTION_TINI_LIBID, argv, &i, argc);
983 if (!port->parseOption (&argc, argv, &i))
985 werror (W_UNKNOWN_OPTION, argv[i]);
993 /* if preceded by '-' then option */
999 verifyShortOption(argv[i]);
1006 /* Used to select the port. But this has already been done. */
1010 /* Used to select the processor in port. But this has
1011 * already been done. */
1015 verifyShortOption(argv[i]);
1017 options.cc_only = 1;
1021 libPaths[nlibPaths++] = getStringArg("-L", argv, &i, argc);
1025 libFiles[nlibFiles++] = getStringArg("-l", argv, &i, argc);
1032 /* copy the file name into the buffer */
1033 strcpy (buffer, getStringArg("-o", argv, &i, argc));
1034 /* point to last character */
1035 p = buffer + strlen (buffer) - 1;
1036 if (*p == DIR_SEPARATOR_CHAR)
1038 /* only output path specified */
1039 dstPath = Safe_strdup (buffer);
1040 fullDstFileName = NULL;
1044 fullDstFileName = Safe_strdup (buffer);
1046 /* get rid of the "."-extension */
1048 /* is there a dot at all? */
1049 if (strrchr (buffer, '.') &&
1050 /* is the dot in the filename, not in the path? */
1051 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
1052 *strrchr (buffer, '.') = '\0';
1054 dstFileName = Safe_strdup (buffer);
1056 /* strip module name to get path */
1057 p = strrchr (buffer, DIR_SEPARATOR_CHAR);
1060 /* path with trailing / */
1062 dstPath = Safe_strdup (buffer);
1069 /* pre-processer options */
1070 if (argv[i][2] == 'p')
1072 parseWithComma ((char **)preArgv, getStringArg("-Wp", argv, &i, argc));
1074 /* linker options */
1075 else if (argv[i][2] == 'l')
1077 parseWithComma(linkOptions, getStringArg("-Wl", argv, &i, argc));
1079 /* assembler options */
1080 else if (argv[i][2] == 'a')
1082 parseWithComma ((char **) asmOptions, getStringArg("-Wa", argv, &i, argc));
1086 werror (W_UNKNOWN_OPTION, argv[i]);
1091 verifyShortOption(argv[i]);
1093 printVersionInfo ();
1097 /* preprocessor options */
1101 addToList (preArgv, "-M");
1106 addToList (preArgv, "-C");
1115 char sOpt = argv[i][1];
1118 if (argv[i][2] == ' ' || argv[i][2] == '\0')
1124 werror(E_ARGUMENT_MISSING, argv[i-1]);
1138 sprintf (buffer, "-%c%s", sOpt, rest);
1139 addToList (preArgv, buffer);
1144 if (!port->parseOption (&argc, argv, &i))
1145 werror (W_UNKNOWN_OPTION, argv[i]);
1150 if (!port->parseOption (&argc, argv, &i))
1152 /* no option must be a filename */
1154 _processC1Arg (argv[i]);
1156 processFile (argv[i]);
1160 /* if no dstFileName given with -o, we've to find one: */
1163 /* use the modulename from the C-source */
1164 if (fullSrcFileName)
1166 dstFileName = Safe_alloc (strlen (dstPath) + strlen (moduleName) + 1);
1167 strcpy (dstFileName, dstPath);
1168 strcat (dstFileName, moduleName);
1170 /* use the modulename from the first object file */
1171 else if (nrelFiles >= 1)
1175 strcpy (buffer, relFiles[0]);
1176 /* remove extension (it must be .rel) */
1177 *strrchr (buffer, '.') = '\0';
1179 objectName = strrchr (buffer, DIR_SEPARATOR_CHAR);
1186 objectName = buffer;
1188 dstFileName = Safe_alloc (strlen (dstPath) + strlen (objectName) + 1);
1189 strcpy (dstFileName, dstPath);
1190 strcat (dstFileName, objectName);
1192 /* else no module given: help text is displayed */
1195 /* set up external stack location if not explicitly specified */
1196 if (!options.xstack_loc)
1197 options.xstack_loc = options.xdata_loc;
1199 /* if debug option is set the open the cdbFile */
1200 if (options.debug && fullSrcFileName)
1202 sprintf (scratchFileName, "%s.adb", dstFileName); //JCF: Nov 30, 2002
1203 if ((cdbFile = fopen (scratchFileName, "w")) == NULL)
1204 werror (E_FILE_OPEN_ERR, scratchFileName);
1207 /* add a module record */
1208 fprintf (cdbFile, "M:%s\n", moduleName);
1214 /*-----------------------------------------------------------------*/
1215 /* linkEdit : - calls the linkage editor with options */
1216 /*-----------------------------------------------------------------*/
1218 linkEdit (char **envp)
1224 /* first we need to create the <filename>.lnk file */
1225 sprintf (scratchFileName, "%s.lnk", dstFileName);
1226 if (!(lnkfile = fopen (scratchFileName, "w")))
1228 werror (E_FILE_OPEN_ERR, scratchFileName);
1232 /* now write the options. JCF: added option 'y' */
1233 fprintf (lnkfile, "-myux%c\n", (options.out_fmt ? 's' : 'i'));
1235 /* if iram size specified */
1236 if (options.iram_size)
1237 fprintf (lnkfile, "-a 0x%04x\n", options.iram_size);
1240 fprintf (lnkfile, "-z\n");
1242 #define WRITE_SEG_LOC(N, L) \
1243 segName = Safe_strdup(N); \
1244 c = strtok(segName, " \t"); \
1245 fprintf (lnkfile,"-b %s = 0x%04x\n", c, L); \
1246 if (segName) { Safe_free(segName); }
1248 /* code segment start */
1249 WRITE_SEG_LOC (CODE_NAME, options.code_loc);
1251 /* data segment start */
1252 if(options.data_loc){ /*JCF: If zero, the linker chooses the best place for data*/
1253 WRITE_SEG_LOC (DATA_NAME, options.data_loc);
1257 WRITE_SEG_LOC (XDATA_NAME, options.xdata_loc);
1261 WRITE_SEG_LOC (IDATA_NAME, options.idata_loc);
1264 /* bit segment start */
1265 WRITE_SEG_LOC (BIT_NAME, 0);
1267 /* JCF: stack start */
1268 if(options.stack_loc) {
1269 WRITE_SEG_LOC ("SSEG", options.stack_loc & 0xff);
1272 /* add the extra linker options */
1273 for (i = 0; linkOptions[i]; i++)
1274 fprintf (lnkfile, "%s\n", linkOptions[i]);
1276 /* other library paths if specified */
1277 for (i = 0; i < nlibPaths; i++)
1278 fprintf (lnkfile, "-k %s\n", libPaths[i]);
1280 /* standard library path */
1281 if (!options.nostdlib)
1283 switch (options.model)
1299 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1303 mfprintf (lnkfile, getRuntimeVariables(), "-k {libdir}{sep}%s\n", c);
1305 /* standard library files */
1306 #if !OPT_DISABLE_DS390
1307 if (options.model == MODEL_FLAT24)
1309 fprintf (lnkfile, "-l %s\n", STD_DS390_LIB);
1313 #if !OPT_DISABLE_XA51
1315 if (options.model == MODEL_PAGE0)
1317 fprintf (lnkfile, "-l %s\n", STD_XA51_LIB);
1321 fprintf (lnkfile, "-l %s\n", STD_LIB);
1322 fprintf (lnkfile, "-l %s\n", STD_INT_LIB);
1323 fprintf (lnkfile, "-l %s\n", STD_LONG_LIB);
1324 fprintf (lnkfile, "-l %s\n", STD_FP_LIB);
1327 /* additional libraries if any */
1328 for (i = 0; i < nlibFiles; i++)
1329 fprintf (lnkfile, "-l %s\n", libFiles[i]);
1331 /* put in the object files */
1332 if (fullSrcFileName)
1333 fprintf (lnkfile, "%s ", dstFileName);
1335 for (i = 0; i < nrelFiles; i++)
1336 fprintf (lnkfile, "%s\n", relFiles[i]);
1338 fprintf (lnkfile, "\n-e\n");
1341 if (options.verbose)
1342 printf ("sdcc: Calling linker...\n");
1344 /* build linker output filename */
1346 /* -o option overrides default name? */
1347 if (fullDstFileName)
1349 strcpy (scratchFileName, fullDstFileName);
1353 /* the linked file gets the name of the first modul */
1354 if (fullSrcFileName)
1356 strcpy (scratchFileName, dstFileName);
1360 strcpy (scratchFileName, relFiles[0]);
1361 /* strip ".rel" extension */
1362 *strrchr (scratchFileName, '.') = '\0';
1364 strcat (scratchFileName, options.out_fmt ? ".S19" : ".ihx");
1367 if (port->linker.cmd)
1369 char buffer2[PATH_MAX];
1370 buildCmdLine (buffer2, port->linker.cmd, dstFileName, scratchFileName, NULL, NULL);
1371 buildCmdLine2 (buffer, buffer2);
1375 buildCmdLine2 (buffer, port->linker.mcmd);
1378 if (my_system (buffer))
1382 /* TODO: most linker don't have a -o parameter */
1383 /* -o option overrides default name? */
1384 if (fullDstFileName)
1386 /* the linked file gets the name of the first modul */
1387 if (fullSrcFileName)
1389 strcpy (scratchFileName, dstFileName);
1393 strcpy (scratchFileName, relFiles[0]);
1394 /* strip ".rel" extension */
1395 *strrchr (scratchFileName, '.') = '\0';
1397 strcat (scratchFileName, options.out_fmt ? ".S19" : ".ihx");
1398 rename (scratchFileName, fullDstFileName);
1402 /*-----------------------------------------------------------------*/
1403 /* assemble - spawns the assembler with arguments */
1404 /*-----------------------------------------------------------------*/
1406 assemble (char **envp)
1408 /* build assembler output filename */
1410 /* -o option overrides default name? */
1411 if (options.cc_only && fullDstFileName) {
1412 strcpy (scratchFileName, fullDstFileName);
1414 /* the assembled file gets the name of the first modul */
1415 strcpy (scratchFileName, dstFileName);
1416 strcat (scratchFileName, port->linker.rel_ext);
1419 if (port->assembler.do_assemble) {
1420 port->assembler.do_assemble(asmOptions);
1422 } else if (port->assembler.cmd) {
1423 buildCmdLine (buffer, port->assembler.cmd, dstFileName, scratchFileName,
1424 options.debug ? port->assembler.debug_opts : port->assembler.plain_opts,
1427 buildCmdLine2 (buffer, port->assembler.mcmd);
1430 if (my_system (buffer)) {
1431 /* either system() or the assembler itself has reported an error
1432 perror ("Cannot exec assembler");
1436 /* TODO: most assembler don't have a -o parameter */
1437 /* -o option overrides default name? */
1438 if (options.cc_only && fullDstFileName) {
1439 strcpy (scratchFileName, dstFileName);
1440 strcat (scratchFileName, port->linker.rel_ext);
1441 rename (scratchFileName, fullDstFileName);
1445 /*-----------------------------------------------------------------*/
1446 /* preProcess - spawns the preprocessor with arguments */
1447 /*-----------------------------------------------------------------*/
1449 preProcess (char **envp)
1453 if (!options.c1mode)
1455 /* if using external stack define the macro */
1456 if (options.useXstack)
1457 addToList (preArgv, "-DSDCC_USE_XSTACK");
1459 /* set the macro for stack autos */
1460 if (options.stackAuto)
1461 addToList (preArgv, "-DSDCC_STACK_AUTO");
1463 /* set the macro for stack autos */
1464 if (options.stack10bit)
1465 addToList (preArgv, "-DSDCC_STACK_TENBIT");
1467 /* set the macro for no overlay */
1468 if (options.noOverlay)
1469 addToList (preArgv, "-DSDCC_NOOVERLAY");
1471 /* set the macro for large model */
1472 switch (options.model)
1475 addToList (preArgv, "-DSDCC_MODEL_LARGE");
1478 addToList (preArgv, "-DSDCC_MODEL_SMALL");
1481 addToList (preArgv, "-DSDCC_MODEL_COMPACT");
1484 addToList (preArgv, "-DSDCC_MODEL_MEDIUM");
1487 addToList (preArgv, "-DSDCC_MODEL_FLAT24");
1490 addToList (preArgv, "-DSDCC_MODEL_PAGE0");
1493 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1497 /* add port (processor information to processor */
1498 addToList (preArgv, "-DSDCC_{port}");
1499 addToList (preArgv, "-D__{port}");
1501 /* standard include path */
1502 if (!options.nostdinc) {
1503 addToList (preArgv, "-I{includedir}");
1506 setMainValue ("cppextraopts", join(preArgv));
1510 if (fullDstFileName)
1511 preOutName = Safe_strdup (fullDstFileName);
1514 preOutName = Safe_strdup (tempfilename ());
1516 /* Have to set cppoutfilename to something, even if just pre-processing. */
1517 setMainValue ("cppoutfilename", preOutName ? preOutName : "");
1519 if (options.verbose)
1520 printf ("sdcc: Calling preprocessor...\n");
1522 buildCmdLine2 (buffer, _preCmd);
1524 if (my_system (buffer))
1526 // @FIX: Dario Vecchio 03-05-2001
1529 unlink (preOutName);
1530 Safe_free (preOutName);
1543 preOutName = fullSrcFileName;
1546 yyin = fopen (preOutName, "r");
1549 perror ("Preproc file not found\n");
1557 _setPaths (const char *pprefix)
1560 Given the prefix and how the directories were layed out at
1561 configure time, see if the library and include directories are
1562 where expected. If so, set.
1564 getPathDifference (buffer, PREFIX, SDCC_INCLUDE_DIR);
1565 strcpy (scratchFileName, pprefix);
1566 strcat (scratchFileName, buffer);
1568 if (pathExists (scratchFileName))
1570 setMainValue ("includedir", scratchFileName);
1577 getPathDifference (buffer, PREFIX, SDCC_LIB_DIR);
1578 strcpy (scratchFileName, pprefix);
1579 strcat (scratchFileName, buffer);
1581 if (pathExists (scratchFileName))
1583 setMainValue ("libdir", scratchFileName);
1594 _discoverPaths (const char *argv0)
1597 1. Try the SDCCDIR environment variable.
1598 2. If (1) fails, and if the argv[0] includes a path, attempt to find the include
1599 and library paths with respect to that. Note that under win32
1600 argv[0] is always the full path to the program.
1601 3. If (1) and (2) fail, fall back to the compile time defaults.
1603 Detecting assumes the same layout as when configured. If the
1604 directories have been further moved about then discovery will
1608 /* Some input cases:
1609 "c:\fish\sdcc\bin\sdcc"
1611 "/home/fish/bin/sdcc"
1613 Note that ./sdcc is explicitly not supported as there isn't
1616 /* bindir is handled differently to the lib and include directories.
1617 It's rather unfortunate, but required due to the different
1618 install and development layouts. Logic is different as well.
1621 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1623 strcpy (scratchFileName, argv0);
1624 *strrchr (scratchFileName, DIR_SEPARATOR_CHAR) = '\0';
1625 setMainValue ("bindir", scratchFileName);
1626 ExePathList[0] = Safe_strdup (scratchFileName);
1628 else if (getenv (SDCCDIR_NAME) != NULL)
1630 getPathDifference (buffer, PREFIX, BINDIR);
1631 strcpy (scratchFileName, getenv (SDCCDIR_NAME));
1632 strcat (scratchFileName, buffer);
1633 setMainValue ("bindir", scratchFileName);
1634 ExePathList[0] = Safe_strdup (scratchFileName);
1638 setMainValue ("bindir", BINDIR);
1639 ExePathList[0] = BINDIR;
1645 if (getenv (SDCCDIR_NAME) != NULL)
1647 if (_setPaths (getenv (SDCCDIR_NAME)))
1649 /* Successfully set. */
1654 /* Include and lib weren't where expected. */
1658 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1660 char *pbase = getPrefixFromBinPath (argv0);
1664 /* A bad path. Skip. */
1668 if (_setPaths (pbase))
1670 /* Successfully set. */
1675 /* Include and lib weren't where expected. */
1680 setMainValue ("includedir", SDCC_INCLUDE_DIR);
1681 setMainValue ("libdir", SDCC_LIB_DIR);
1688 populateMainValues (_baseValues);
1689 setMainValue ("port", port->target);
1690 setMainValue ("objext", port->linker.rel_ext);
1691 setMainValue ("asmext", port->assembler.file_ext);
1693 setMainValue ("dstfilename", dstFileName);
1694 setMainValue ("fullsrcfilename", fullSrcFileName ? fullSrcFileName : "fullsrcfilename");
1696 if (options.cc_only && fullDstFileName)
1697 /* compile + assemble and -o given: -o specifies name of object file */
1699 setMainValue ("objdstfilename", fullDstFileName);
1703 setMainValue ("objdstfilename", "{stdobjdstfilename}");
1705 if (fullDstFileName)
1706 /* if we're linking, -o gives the final file name */
1708 setMainValue ("linkdstfilename", fullDstFileName);
1712 setMainValue ("linkdstfilename", "{stdlinkdstfilename}");
1719 * initialises and calls the parser
1723 main (int argc, char **argv, char **envp)
1725 /* turn all optimizations off by default */
1726 memset (&optimize, 0, sizeof (struct optimize));
1728 /*printVersionInfo (); */
1731 fprintf (stderr, "Build error: no ports are enabled.\n");
1735 /* install atexit handler */
1736 atexit(rm_tmpfiles);
1738 /* Before parsing the command line options, do a
1739 * search for the port and processor and initialize
1740 * them if they're found. (We can't gurantee that these
1741 * will be the first options specified).
1744 _findPort (argc, argv);
1747 if (strcmp(port->target, "mcs51") == 0) {
1748 printf("DS390 jammed in A\n");
1754 _findProcessor (argc, argv);
1756 /* Initalise the port. */
1760 // Create a default exe search path from the path to the sdcc command
1763 setDefaultOptions ();
1766 options.model = MODEL_SMALL;
1767 options.stack10bit=0;
1770 parseCmdLine (argc, argv);
1772 /* if no input then printUsage & exit */
1773 if ((!options.c1mode && !fullSrcFileName && !nrelFiles) ||
1774 (options.c1mode && !fullSrcFileName && !options.out_name))
1781 _discoverPaths (argv[0]);
1783 /* initMem() is expensive, but
1784 initMem() must called before port->finaliseOptions ().
1785 And the z80 port needs port->finaliseOptions(),
1786 even if we're only linking. */
1788 port->finaliseOptions ();
1790 if (fullSrcFileName)
1800 if (options.verbose)
1801 printf ("sdcc: Generating code...\n");
1806 // @FIX: Dario Vecchio 03-05-2001
1808 if (yyin && yyin != stdin)
1810 unlink (preOutName);
1811 Safe_free (preOutName);
1817 if (TARGET_IS_PIC) {
1818 /* TSD PIC port hack - if the PIC port option is enabled
1819 and SDCC is used to generate PIC code, then we will
1820 generate .asm files in gpasm's format instead of SDCC's
1823 #if !OPT_DISABLE_PIC
1831 if (!options.c1mode && !noAssemble)
1833 if (options.verbose)
1834 printf ("sdcc: Calling assembler...\n");
1844 if (yyin && yyin != stdin)
1847 if (preOutName && !options.c1mode)
1849 unlink (preOutName);
1850 Safe_free (preOutName);
1853 if (!options.cc_only &&
1857 (fullSrcFileName || nrelFiles))
1859 if (port->linker.do_link)
1860 port->linker.do_link ();