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 -------------------------------------------------------------------------*/
32 #include "SDCCmacro.h"
40 #if !defined(__BORLANDC__) && !defined(_MSC_VER)
45 /** Name of the environment variable checked for other instalations. */
46 #define SDCCDIR_NAME "SDCCDIR"
49 extern int yyparse ();
51 FILE *srcFile; /* source file */
52 FILE *cdbFile = NULL; /* debugger information output file */
53 char *fullSrcFileName; /* full name for the source file; */
54 /* can be NULL while linking without compiling */
55 char *fullDstFileName; /* full name for the output file; */
56 /* only given by -o, otherwise NULL */
57 char *dstFileName; /* destination file name without extension */
58 char *dstPath = ""; /* path for the output files; */
59 /* "" is equivalent with cwd */
60 char *moduleName; /* module name is source file without path and extension */
61 /* can be NULL while linking without compiling */
62 const char *preArgv[128]; /* pre-processor arguments */
64 int RegBankUsed[4]={1, 0, 0, 0}; /*JCF: Reg Bank 0 used by default*/
65 struct optimize optimize;
66 struct options options;
67 char *VersionString = SDCC_VERSION_STR;
70 char *linkOptions[128];
71 const char *asmOptions[128];
78 bool verboseExec = FALSE;
81 /* uncomment JAMIN_DS390 to always override and use ds390 port
82 for mcs51 work. This is temporary, for compatibility testing. */
83 /* #define JAMIN_DS390 */
88 // Globally accessible scratch buffer for file names.
89 char scratchFileName[PATH_MAX];
90 char buffer[PATH_MAX];
92 // In MSC VC6 default search path for exe's to path for this
94 char DefaultExePath[128];
96 #define OPTION_HELP "-help"
98 #define LENGTH(_a) (sizeof(_a)/sizeof(*(_a)))
100 #define OPTION_STACK_8BIT "--stack-8bit"
101 #define OPTION_OUT_FMT_IHX "--out-fmt-ihx"
102 #define OPTION_LARGE_MODEL "--model-large"
103 #define OPTION_MEDIUM_MODEL "--model-medium"
104 #define OPTION_SMALL_MODEL "--model-small"
105 #define OPTION_FLAT24_MODEL "--model-flat24"
106 #define OPTION_DUMP_ALL "--dumpall"
107 #define OPTION_PEEP_FILE "--peep-file"
108 #define OPTION_LIB_PATH "--lib-path"
109 #define OPTION_XSTACK_LOC "--xstack-loc"
110 #define OPTION_CALLEE_SAVES "--callee-saves"
111 #define OPTION_STACK_LOC "--stack-loc"
112 #define OPTION_XRAM_LOC "--xram-loc"
113 #define OPTION_IRAM_SIZE "--iram-size"
114 #define OPTION_VERSION "--version"
115 #define OPTION_DATA_LOC "--data-loc"
116 #define OPTION_CODE_LOC "--code-loc"
117 #define OPTION_IDATA_LOC "--idata-loc"
118 #define OPTION_NO_LOOP_INV "--noinvariant"
119 #define OPTION_NO_LOOP_IND "--noinduction"
120 #define OPTION_LESS_PEDANTIC "--lesspedantic"
121 #define OPTION_NO_GCSE "--nogcse"
122 #define OPTION_SHORT_IS_8BITS "--short-is-8bits"
123 #define OPTION_TINI_LIBID "--tini-libid"
124 #define OPTION_NO_XINIT_OPT "--no-xinit-opt"
125 #define OPTION_XRAM_SIZE "--xram-size"
126 #define OPTION_CODE_SIZE "--code-size"
127 #define OPTION_NO_CCODE_IN_ASM "--no-c-code-in-asm"
128 #define OPTION_ICODE_IN_ASM "--i-code-in-asm"
132 { 'm', NULL, NULL, "Set the port to use e.g. -mz80." },
133 { 'p', NULL, NULL, "Select port specific processor e.g. -mpic14 -p16f84" },
134 { 'd', NULL, NULL, NULL },
135 { 'D', NULL, NULL, "Define macro as in -Dmacro" },
136 { 'I', NULL, NULL, "Add to the include (*.h) path, as in -Ipath" },
137 { 'A', NULL, NULL, NULL },
138 { 'U', NULL, NULL, NULL },
139 { 'C', NULL, NULL, "Preprocessor option" },
140 { 'M', NULL, NULL, "Preprocessor option" },
141 { 'V', NULL, &verboseExec, "Execute verbosely. Show sub commands as they are run" },
142 { 'S', NULL, &noAssemble, "Compile only; do not assemble or link" },
143 { 'W', NULL, NULL, "Pass through options to the pre-processor (p), assembler (a) or linker (l)" },
144 { 'L', NULL, NULL, "Add the next field to the library search path" },
145 { 'l', NULL, NULL, "Include the given library in the link" },
146 { 0, OPTION_LARGE_MODEL, NULL, "external data space is used" },
147 { 0, OPTION_MEDIUM_MODEL, NULL, "not supported" },
148 { 0, OPTION_SMALL_MODEL, NULL, "internal data space is used (default)" },
149 { 0, OPTION_FLAT24_MODEL, NULL, "use the flat24 model for the ds390 (default)" },
150 { 0, "--stack-auto", &options.stackAuto, "Stack automatic variables" },
151 { 0, OPTION_STACK_8BIT, NULL, "use the 8bit stack for the ds390 (not supported yet)" },
152 { 0, "--stack-10bit", &options.stack10bit, "use the 10bit stack for ds390 (default)" },
153 { 0, "--xstack", &options.useXstack, "Use external stack" },
154 { 0, OPTION_NO_GCSE, NULL, "Disable the GCSE optimisation" },
155 { 0, OPTION_NO_LOOP_INV, NULL, "Disable optimisation of invariants" },
156 { 0, OPTION_NO_LOOP_IND, NULL, NULL },
157 { 0, "--nojtbound", &optimize.noJTabBoundary, "Don't generate boundary check for jump tables" },
158 { 0, "--noloopreverse", &optimize.noLoopReverse, "Disable the loop reverse optimisation" },
159 { 'c', "--compile-only", &options.cc_only, "Compile and assemble, but do not link" },
160 { 'o', NULL, NULL, "Place the output into the given path resp. file" },
161 { 0, "--dumpraw", &options.dump_raw, "Dump the internal structure after the initial parse" },
162 { 0, "--dumpgcse", &options.dump_gcse, NULL },
163 { 0, "--dumploop", &options.dump_loop, NULL },
164 { 0, "--dumpdeadcode", &options.dump_kill, NULL },
165 { 0, "--dumpliverange", &options.dump_range, NULL },
166 { 0, "--dumpregpack", &options.dump_pack, NULL },
167 { 0, "--dumpregassign", &options.dump_rassgn, NULL },
168 { 0, "--dumptree", &options.dump_tree, "dump front-end AST before generating iCode" },
169 { 0, OPTION_DUMP_ALL, NULL, "Dump the internal structure at all stages" },
170 { 0, OPTION_XRAM_LOC, NULL, "<nnnn> External Ram start location" },
171 { 0, OPTION_XRAM_SIZE, NULL, "<nnnn> External Ram size" },
172 { 0, OPTION_IRAM_SIZE, NULL, "<nnnn> Internal Ram size" },
173 { 0, OPTION_XSTACK_LOC, NULL, "<nnnn> External Ram start location" },
174 { 0, OPTION_CODE_LOC, NULL, "<nnnn> Code Segment Location" },
175 { 0, OPTION_CODE_SIZE, NULL, "<nnnn> Code Segment size" },
176 { 0, OPTION_STACK_LOC, NULL, "<nnnn> Stack pointer initial value" },
177 { 0, OPTION_DATA_LOC, NULL, "<nnnn> Direct data start location" },
178 { 0, OPTION_IDATA_LOC, NULL, NULL },
179 { 0, OPTION_PEEP_FILE, NULL, "<file> use this extra peep-hole file" },
180 { 0, OPTION_LIB_PATH, NULL, "<path> use this path to search for libraries" },
181 { 0, "--int-long-reent", &options.intlong_rent, "Use reenterant calls on the int and long support functions" },
182 { 0, "--float-reent", &options.float_rent, "Use reenterant calls on the floar support functions" },
183 { 0, OPTION_OUT_FMT_IHX, NULL, NULL },
184 { 0, "--out-fmt-s19", &options.out_fmt, NULL },
185 { 0, "--cyclomatic", &options.cyclomatic, NULL },
186 { 0, "--nooverlay", &options.noOverlay, NULL },
187 { 0, "--main-return", &options.mainreturn, "Issue a return after main()" },
188 { 0, "--xram-movc", &options.xram_movc, "Use movc instead of movx to read xram (xdata)" },
189 { 0, "--no-peep", &options.nopeep, "Disable the peephole assembly file optimisation" },
190 { 0, "--no-reg-params", &options.noRegParams, "On some ports, disable passing some parameters in registers" },
191 { 0, "--peep-asm", &options.asmpeep, NULL },
192 { 0, "--debug", &options.debug, "Enable debugging symbol output" },
193 { 'v', OPTION_VERSION, NULL, "Display sdcc's version" },
194 { 'E', "--preprocessonly", &preProcOnly, "Preprocess only, do not compile" },
195 { 0, "--c1mode", &options.c1mode, "Act in c1 mode. The input is preprocessed code, the output is assembly code." },
196 { 0, "--help", NULL, "Display this help" },
197 { 0, OPTION_CALLEE_SAVES, NULL, "<func[,func,...]> Cause the called function to save registers insted of the caller" },
198 { 0, "--nostdlib", &options.nostdlib, "Do not include the standard library directory in the search path" },
199 { 0, "--nostdinc", &options.nostdinc, "Do not include the standard include directory in the search path" },
200 { 0, "--verbose", &options.verbose, "Trace calls to the preprocessor, assembler, and linker" },
201 { 0, OPTION_LESS_PEDANTIC, NULL, "Disable some of the more pedantic warnings" },
202 { 0, OPTION_SHORT_IS_8BITS, NULL, "Make short 8bits (for old times sake)" },
203 { 0, "--profile", &options.profile, "On supported ports, generate extra profiling information" },
204 { 0, "--fommit-frame-pointer", &options.ommitFramePtr, "Leave out the frame pointer." },
205 { 0, "--all-callee-saves", &options.all_callee_saves, "callee will always save registers used" },
206 { 0, "--use-accelerator", &options.useAccelerator,"generate code for DS390 Arithmetic Accelerator"},
207 { 0, "--stack-probe", &options.stack_probe,"insert call to function __stack_probe at each function prologue"},
208 { 0, "--tini-libid", NULL,"<nnnn> LibraryID used in -mTININative"},
209 { 0, "--protect-sp-update", &options.protect_sp_update,"DS390 - will disable interrupts during ESP:SP updates"},
210 { 0, "--parms-in-bank1", &options.parms_in_bank1,"MCS51/DS390 - use Bank1 for parameter passing"},
211 { 0, OPTION_NO_XINIT_OPT, &options.noXinitOpt, "don't memcpy initialized xram from code"},
212 { 0, OPTION_NO_CCODE_IN_ASM, &options.noCcodeInAsm, "don't include c-code as comments in the asm file"},
213 { 0, OPTION_ICODE_IN_ASM, &options.iCodeInAsm, "include i-code as comments in the asm file"},
218 /** Table of all unsupported options and help text to display when one
222 /** shortOpt as in OPTIONS. */
224 /** longOpt as in OPTIONS. */
226 /** Message to display inside W_UNSUPPORTED_OPT when this option
231 static const UNSUPPORTEDOPT
232 unsupportedOptTable[] = {
233 { 'X', NULL, "use --xstack-loc instead" },
234 { 'x', NULL, "use --xstack instead" },
235 { 'i', NULL, "use --idata-loc instead" },
236 { 'r', NULL, "use --xdata-loc instead" },
237 { 's', NULL, "use --code-loc instead" },
238 { 'Y', NULL, "use -I instead" }
241 /** List of all default constant macros.
243 static const char *_baseValues[] = {
244 "cpp", "{bindir}{sep}sdcpp",
246 /* Path seperator character */
247 "sep", DIR_SEPARATOR_STRING,
251 static const char *_preCmd = "{cpp} -nostdinc -Wall -std=c99 -DSDCC=1 {cppextraopts} {fullsrcfilename} {cppoutfilename}";
255 static PORT *_ports[] =
257 #if !OPT_DISABLE_MCS51
260 #if !OPT_DISABLE_GBZ80
269 #if !OPT_DISABLE_DS390
275 #if !OPT_DISABLE_TININative
278 #if !OPT_DISABLE_XA51
283 #define NUM_PORTS (sizeof(_ports)/sizeof(_ports[0]))
286 extern void picglue ();
289 /** Sets the port to the one given by the command line option.
290 @param The name minus the option (eg 'mcs51')
291 @return 0 on success.
294 _setPort (const char *name)
297 for (i = 0; i < NUM_PORTS; i++)
299 if (!strcmp (_ports[i]->target, name))
305 /* Error - didnt find */
306 werror (E_UNKNOWN_TARGET, name);
310 /* Override the default processor with the one specified
311 * on the command line */
313 _setProcessor (char *_processor)
315 port->processor = _processor;
316 fprintf(stderr,"Processor: %s\n",_processor);
320 _validatePorts (void)
323 for (i = 0; i < NUM_PORTS; i++)
325 if (_ports[i]->magic != PORT_MAGIC)
327 /* Uncomment this line to debug which port is causing the problem
328 * (the target name is close to the beginning of the port struct
329 * and probably can be accessed just fine). */
330 fprintf(stderr,"%s :",_ports[i]->target);
331 wassertl (0, "Port definition structure is incomplete");
336 /* search through the command line options for the port */
338 _findPort (int argc, char **argv)
344 if (!strncmp (*argv, "-m", 2))
346 _setPort (*argv + 2);
351 /* Use the first in the list */
355 /* search through the command line options for the processor */
357 _findProcessor (int argc, char **argv)
361 if (!strncmp (*argv, "-p", 2))
363 _setProcessor (*argv + 2);
369 /* no error if processor was not specified. */
372 /*-----------------------------------------------------------------*/
373 /* printVersionInfo - prints the version info */
374 /*-----------------------------------------------------------------*/
382 for (i = 0; i < NUM_PORTS; i++)
383 fprintf (stderr, "%s%s", i == 0 ? "" : "/", _ports[i]->target);
385 fprintf (stderr, " %s"
386 #ifdef SDCC_SUB_VERSION_STR
387 "/" SDCC_SUB_VERSION_STR
392 #elif defined __MINGW32__
398 # if defined(_MSC_VER)
411 printOptions(const OPTION *optionsTable)
414 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
416 fprintf(stdout, " %c%c %-20s %s\n",
417 optionsTable[i].shortOpt !=0 ? '-' : ' ',
418 optionsTable[i].shortOpt !=0 ? optionsTable[i].shortOpt : ' ',
419 optionsTable[i].longOpt != NULL ? optionsTable[i].longOpt : "",
420 optionsTable[i].help != NULL ? optionsTable[i].help : ""
425 /*-----------------------------------------------------------------*/
426 /* printUsage - prints command line syntax */
427 /*-----------------------------------------------------------------*/
434 "Usage : sdcc [options] filename\n"
438 printOptions(optionsTable);
440 for (i = 0; i < NUM_PORTS; i++)
442 if (_ports[i]->poptions != NULL)
444 fprintf (stdout, "\nSpecial options for the %s port:\n", _ports[i]->target);
445 printOptions (_ports[i]->poptions);
452 /*-----------------------------------------------------------------*/
453 /* parseWithComma - separates string with comma */
454 /*-----------------------------------------------------------------*/
456 parseWithComma (char **dest, char *src)
460 strtok (src, "\r\n \t");
461 /* skip the initial white spaces */
462 while (isspace (*src))
479 /*-----------------------------------------------------------------*/
480 /* setDefaultOptions - sets the default options */
481 /*-----------------------------------------------------------------*/
487 for (i = 0; i < 128; i++)
488 preArgv[i] = asmOptions[i] =
489 linkOptions[i] = relFiles[i] = libFiles[i] =
492 /* first the options part */
493 options.stack_loc = 0; /* stack pointer initialised to 0 */
494 options.xstack_loc = 0; /* xternal stack starts at 0 */
495 options.code_loc = 0; /* code starts at 0 */
496 options.data_loc = 0; /* JCF: By default let the linker locate data */
497 options.xdata_loc = 0;
498 options.idata_loc = 0x80;
500 options.model = port->general.default_model;
501 options.nostdlib = 0;
502 options.nostdinc = 0;
504 options.shortis8bits = 0;
506 options.stack10bit=0;
508 /* now for the optimizations */
509 /* turn on the everything */
510 optimize.global_cse = 1;
515 optimize.loopInvariant = 1;
516 optimize.loopInduction = 1;
518 /* now for the ports */
519 port->setDefaultOptions ();
522 /*-----------------------------------------------------------------*/
523 /* processFile - determines the type of file from the extension */
524 /*-----------------------------------------------------------------*/
526 processFile (char *s)
530 /* get the file extension */
531 fext = s + strlen (s);
532 while ((fext != s) && *fext != '.')
535 /* now if no '.' then we don't know what the file type is
536 so give a warning and return */
539 werror (W_UNKNOWN_FEXT, s);
543 /* otherwise depending on the file type */
544 if (strcmp (fext, ".c") == 0 || strcmp (fext, ".C") == 0 || options.c1mode)
546 /* source file name : not if we already have a
550 werror (W_TOO_MANY_SRC, s);
554 /* the only source file */
556 if (!(srcFile = fopen (fullSrcFileName, "r")))
558 werror (E_FILE_OPEN_ERR, s);
562 /* copy the file name into the buffer */
565 /* get rid of the "."-extension */
567 /* is there a dot at all? */
568 if (strrchr (buffer, '.') &&
569 /* is the dot in the filename, not in the path? */
570 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
572 *strrchr (buffer, '.') = '\0';
575 /* get rid of any path information
576 for the module name; */
577 fext = buffer + strlen (buffer);
579 /* do this by going backwards till we
580 get '\' or ':' or start of buffer */
581 while (fext != buffer &&
582 *(fext - 1) != DIR_SEPARATOR_CHAR &&
588 /* do this by going backwards till we
589 get '/' or start of buffer */
590 while (fext != buffer &&
591 *(fext - 1) != DIR_SEPARATOR_CHAR)
596 moduleName = Safe_strdup ( fext );
600 /* if the extention is type .rel or .r or .REL or .R
601 addtional object file will be passed to the linker */
602 if (strcmp (fext, ".r") == 0 || strcmp (fext, ".rel") == 0 ||
603 strcmp (fext, ".R") == 0 || strcmp (fext, ".REL") == 0 ||
604 strcmp (fext, port->linker.rel_ext) == 0)
606 relFiles[nrelFiles++] = s;
610 /* if .lib or .LIB */
611 if (strcmp (fext, ".lib") == 0 || strcmp (fext, ".LIB") == 0)
613 libFiles[nlibFiles++] = s;
617 werror (W_UNKNOWN_FEXT, 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_XRAM_SIZE) == 0)
916 options.xram_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
917 options.xram_size_set = TRUE;
921 if (strcmp (argv[i], OPTION_CODE_SIZE) == 0)
923 options.code_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
927 if (strcmp (argv[i], OPTION_DATA_LOC) == 0)
929 options.data_loc = getIntArg(OPTION_DATA_LOC, argv, &i, argc);
933 if (strcmp (argv[i], OPTION_IDATA_LOC) == 0)
935 options.idata_loc = getIntArg(OPTION_IDATA_LOC, argv, &i, argc);
939 if (strcmp (argv[i], OPTION_CODE_LOC) == 0)
941 options.code_loc = getIntArg(OPTION_CODE_LOC, argv, &i, argc);
945 if (strcmp (argv[i], OPTION_NO_GCSE) == 0)
947 optimize.global_cse = 0;
951 if (strcmp (argv[i], OPTION_NO_LOOP_INV) == 0)
953 optimize.loopInvariant = 0;
957 if (strcmp (argv[i], OPTION_NO_LOOP_IND) == 0)
959 optimize.loopInduction = 0;
963 if (strcmp (argv[i], OPTION_LESS_PEDANTIC) == 0)
965 options.lessPedantic = 1;
966 setErrorLogLevel(ERROR_LEVEL_WARNING);
970 if (strcmp (&argv[i][1], OPTION_SHORT_IS_8BITS) == 0)
972 options.shortis8bits=1;
976 if (strcmp (argv[i], OPTION_TINI_LIBID) == 0)
978 options.tini_libid = getIntArg(OPTION_TINI_LIBID, argv, &i, argc);
982 if (!port->parseOption (&argc, argv, &i))
984 werror (W_UNKNOWN_OPTION, argv[i]);
992 /* if preceded by '-' then option */
998 verifyShortOption(argv[i]);
1005 /* Used to select the port. But this has already been done. */
1009 /* Used to select the processor in port. But this has
1010 * already been done. */
1014 verifyShortOption(argv[i]);
1016 options.cc_only = 1;
1020 libPaths[nlibPaths++] = getStringArg("-L", argv, &i, argc);
1024 libFiles[nlibFiles++] = getStringArg("-l", argv, &i, argc);
1031 /* copy the file name into the buffer */
1032 strcpy (buffer, getStringArg("-o", argv, &i, argc));
1033 /* point to last character */
1034 p = buffer + strlen (buffer) - 1;
1035 if (*p == DIR_SEPARATOR_CHAR)
1037 /* only output path specified */
1038 dstPath = Safe_strdup (buffer);
1039 fullDstFileName = NULL;
1043 fullDstFileName = Safe_strdup (buffer);
1045 /* get rid of the "."-extension */
1047 /* is there a dot at all? */
1048 if (strrchr (buffer, '.') &&
1049 /* is the dot in the filename, not in the path? */
1050 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
1051 *strrchr (buffer, '.') = '\0';
1053 dstFileName = Safe_strdup (buffer);
1055 /* strip module name to get path */
1056 p = strrchr (buffer, DIR_SEPARATOR_CHAR);
1059 /* path with trailing / */
1061 dstPath = Safe_strdup (buffer);
1068 /* pre-processer options */
1069 if (argv[i][2] == 'p')
1071 parseWithComma ((char **)preArgv, getStringArg("-Wp", argv, &i, argc));
1073 /* linker options */
1074 else if (argv[i][2] == 'l')
1076 parseWithComma(linkOptions, getStringArg("-Wl", argv, &i, argc));
1078 /* assembler options */
1079 else if (argv[i][2] == 'a')
1081 parseWithComma ((char **) asmOptions, getStringArg("-Wa", argv, &i, argc));
1085 werror (W_UNKNOWN_OPTION, argv[i]);
1090 verifyShortOption(argv[i]);
1092 printVersionInfo ();
1096 /* preprocessor options */
1100 addToList (preArgv, "-M");
1105 addToList (preArgv, "-C");
1114 char sOpt = argv[i][1];
1117 if (argv[i][2] == ' ' || argv[i][2] == '\0')
1123 werror(E_ARGUMENT_MISSING, argv[i-1]);
1137 sprintf (buffer, "-%c%s", sOpt, rest);
1138 addToList (preArgv, buffer);
1143 if (!port->parseOption (&argc, argv, &i))
1144 werror (W_UNKNOWN_OPTION, argv[i]);
1149 if (!port->parseOption (&argc, argv, &i))
1151 /* no option must be a filename */
1152 processFile (argv[i]);
1156 /* if no dstFileName given with -o, we've to find one: */
1159 /* use the modulename from the C-source */
1160 if (fullSrcFileName)
1162 dstFileName = Safe_alloc (strlen (dstPath) + strlen (moduleName) + 1);
1163 strcpy (dstFileName, dstPath);
1164 strcat (dstFileName, moduleName);
1166 /* use the modulename from the first object file */
1167 else if (nrelFiles >= 1)
1171 strcpy (buffer, relFiles[0]);
1172 /* remove extension (it must be .rel) */
1173 *strrchr (buffer, '.') = '\0';
1175 objectName = strrchr (buffer, DIR_SEPARATOR_CHAR);
1182 objectName = buffer;
1184 dstFileName = Safe_alloc (strlen (dstPath) + strlen (objectName) + 1);
1185 strcpy (dstFileName, dstPath);
1186 strcat (dstFileName, objectName);
1188 /* else no module given: help text is displayed */
1191 /* set up external stack location if not explicitly specified */
1192 if (!options.xstack_loc)
1193 options.xstack_loc = options.xdata_loc;
1195 /* if debug option is set the open the cdbFile */
1196 if (options.debug && fullSrcFileName)
1198 sprintf (scratchFileName, "%s.adb", dstFileName); //JCF: Nov 30, 2002
1199 if ((cdbFile = fopen (scratchFileName, "w")) == NULL)
1200 werror (E_FILE_OPEN_ERR, scratchFileName);
1203 /* add a module record */
1204 fprintf (cdbFile, "M:%s\n", moduleName);
1210 /*-----------------------------------------------------------------*/
1211 /* linkEdit : - calls the linkage editor with options */
1212 /*-----------------------------------------------------------------*/
1214 linkEdit (char **envp)
1220 /* first we need to create the <filename>.lnk file */
1221 sprintf (scratchFileName, "%s.lnk", dstFileName);
1222 if (!(lnkfile = fopen (scratchFileName, "w")))
1224 werror (E_FILE_OPEN_ERR, scratchFileName);
1228 /* now write the options. JCF: added option 'y' */
1229 fprintf (lnkfile, "-myux%c\n", (options.out_fmt ? 's' : 'i'));
1231 /* if iram size specified */
1232 if (options.iram_size)
1233 fprintf (lnkfile, "-a 0x%04x\n", options.iram_size);
1235 /* if xram size specified */
1236 if (options.xram_size_set)
1237 fprintf (lnkfile, "-v 0x%04x\n", options.xram_size);
1239 /* if code size specified */
1240 if (options.code_size)
1241 fprintf (lnkfile, "-w 0x%04x\n", options.code_size);
1244 fprintf (lnkfile, "-z\n");
1246 #define WRITE_SEG_LOC(N, L) \
1247 segName = Safe_strdup(N); \
1248 c = strtok(segName, " \t"); \
1249 fprintf (lnkfile,"-b %s = 0x%04x\n", c, L); \
1250 if (segName) { Safe_free(segName); }
1252 /* code segment start */
1253 WRITE_SEG_LOC (CODE_NAME, options.code_loc);
1255 /* data segment start */
1256 if(options.data_loc){ /*JCF: If zero, the linker chooses the best place for data*/
1257 WRITE_SEG_LOC (DATA_NAME, options.data_loc);
1261 WRITE_SEG_LOC (XDATA_NAME, options.xdata_loc);
1265 WRITE_SEG_LOC (IDATA_NAME, options.idata_loc);
1268 /* bit segment start */
1269 WRITE_SEG_LOC (BIT_NAME, 0);
1271 /* JCF: stack start */
1272 if ( (options.stack_loc) && (options.stack_loc<0x100) ) {
1273 WRITE_SEG_LOC ("SSEG", options.stack_loc);
1276 /* add the extra linker options */
1277 for (i = 0; linkOptions[i]; i++)
1278 fprintf (lnkfile, "%s\n", linkOptions[i]);
1280 /* other library paths if specified */
1281 for (i = 0; i < nlibPaths; i++)
1282 fprintf (lnkfile, "-k %s\n", libPaths[i]);
1284 /* standard library path */
1285 if (!options.nostdlib)
1287 switch (options.model)
1303 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1307 mfprintf (lnkfile, getRuntimeVariables(), "-k {libdir}{sep}%s\n", c);
1309 /* standard library files */
1310 #if !OPT_DISABLE_DS390
1311 if (options.model == MODEL_FLAT24)
1313 fprintf (lnkfile, "-l %s\n", STD_DS390_LIB);
1317 #if !OPT_DISABLE_XA51
1319 if (options.model == MODEL_PAGE0)
1321 fprintf (lnkfile, "-l %s\n", STD_XA51_LIB);
1325 fprintf (lnkfile, "-l %s\n", STD_LIB);
1326 fprintf (lnkfile, "-l %s\n", STD_INT_LIB);
1327 fprintf (lnkfile, "-l %s\n", STD_LONG_LIB);
1328 fprintf (lnkfile, "-l %s\n", STD_FP_LIB);
1331 /* additional libraries if any */
1332 for (i = 0; i < nlibFiles; i++)
1333 fprintf (lnkfile, "-l %s\n", libFiles[i]);
1335 /* put in the object files */
1336 if (fullSrcFileName)
1337 fprintf (lnkfile, "%s ", dstFileName);
1339 for (i = 0; i < nrelFiles; i++)
1340 fprintf (lnkfile, "%s\n", relFiles[i]);
1342 fprintf (lnkfile, "\n-e\n");
1345 if (options.verbose)
1346 printf ("sdcc: Calling linker...\n");
1348 /* build linker output filename */
1350 /* -o option overrides default name? */
1351 if (fullDstFileName)
1353 strcpy (scratchFileName, fullDstFileName);
1357 /* the linked file gets the name of the first modul */
1358 if (fullSrcFileName)
1360 strcpy (scratchFileName, dstFileName);
1364 strcpy (scratchFileName, relFiles[0]);
1365 /* strip ".rel" extension */
1366 *strrchr (scratchFileName, '.') = '\0';
1368 strcat (scratchFileName, options.out_fmt ? ".S19" : ".ihx");
1371 if (port->linker.cmd)
1373 char buffer2[PATH_MAX];
1374 buildCmdLine (buffer2, port->linker.cmd, dstFileName, scratchFileName, NULL, NULL);
1375 buildCmdLine2 (buffer, buffer2);
1379 buildCmdLine2 (buffer, port->linker.mcmd);
1382 system_ret = my_system (buffer);
1383 /* TODO: most linker don't have a -o parameter */
1384 /* -o option overrides default name? */
1385 if (fullDstFileName)
1388 /* the linked file gets the name of the first modul */
1389 if (fullSrcFileName)
1391 strcpy (scratchFileName, dstFileName);
1392 p = strlen (scratchFileName) + scratchFileName;
1396 strcpy (scratchFileName, relFiles[0]);
1397 /* strip "rel" extension */
1398 p = strrchr (scratchFileName, '.') + 1;
1400 strcpy (p, options.out_fmt ? "S19" : "ihx");
1401 rename (scratchFileName, fullDstFileName);
1403 q = strrchr (fullDstFileName, '.');
1406 /* point after the '.' of the extension */
1411 /* no extension: append new extensions */
1412 q = strlen (fullDstFileName) + fullDstFileName;
1416 rename (scratchFileName, fullDstFileName);
1419 rename (scratchFileName, fullDstFileName);
1427 /*-----------------------------------------------------------------*/
1428 /* assemble - spawns the assembler with arguments */
1429 /*-----------------------------------------------------------------*/
1431 assemble (char **envp)
1433 /* build assembler output filename */
1435 /* -o option overrides default name? */
1436 if (options.cc_only && fullDstFileName) {
1437 strcpy (scratchFileName, fullDstFileName);
1439 /* the assembled file gets the name of the first modul */
1440 strcpy (scratchFileName, dstFileName);
1441 strcat (scratchFileName, port->linker.rel_ext);
1444 if (port->assembler.do_assemble) {
1445 port->assembler.do_assemble(asmOptions);
1447 } else if (port->assembler.cmd) {
1448 buildCmdLine (buffer, port->assembler.cmd, dstFileName, scratchFileName,
1449 options.debug ? port->assembler.debug_opts : port->assembler.plain_opts,
1452 buildCmdLine2 (buffer, port->assembler.mcmd);
1455 if (my_system (buffer)) {
1456 /* either system() or the assembler itself has reported an error
1457 perror ("Cannot exec assembler");
1461 /* TODO: most assembler don't have a -o parameter */
1462 /* -o option overrides default name? */
1463 if (options.cc_only && fullDstFileName) {
1464 strcpy (scratchFileName, dstFileName);
1465 strcat (scratchFileName, port->linker.rel_ext);
1466 rename (scratchFileName, fullDstFileName);
1470 /*-----------------------------------------------------------------*/
1471 /* preProcess - spawns the preprocessor with arguments */
1472 /*-----------------------------------------------------------------*/
1474 preProcess (char **envp)
1478 if (!options.c1mode)
1480 /* if using external stack define the macro */
1481 if (options.useXstack)
1482 addToList (preArgv, "-DSDCC_USE_XSTACK");
1484 /* set the macro for stack autos */
1485 if (options.stackAuto)
1486 addToList (preArgv, "-DSDCC_STACK_AUTO");
1488 /* set the macro for stack autos */
1489 if (options.stack10bit)
1490 addToList (preArgv, "-DSDCC_STACK_TENBIT");
1492 /* set the macro for no overlay */
1493 if (options.noOverlay)
1494 addToList (preArgv, "-DSDCC_NOOVERLAY");
1496 /* set the macro for large model */
1497 switch (options.model)
1500 addToList (preArgv, "-DSDCC_MODEL_LARGE");
1503 addToList (preArgv, "-DSDCC_MODEL_SMALL");
1506 addToList (preArgv, "-DSDCC_MODEL_COMPACT");
1509 addToList (preArgv, "-DSDCC_MODEL_MEDIUM");
1512 addToList (preArgv, "-DSDCC_MODEL_FLAT24");
1515 addToList (preArgv, "-DSDCC_MODEL_PAGE0");
1518 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1522 /* add port (processor information to processor */
1523 addToList (preArgv, "-DSDCC_{port}");
1524 addToList (preArgv, "-D__{port}");
1526 /* standard include path */
1527 if (!options.nostdinc) {
1528 addToList (preArgv, "-I{includedir}");
1531 setMainValue ("cppextraopts", join(preArgv));
1535 if (fullDstFileName)
1536 preOutName = Safe_strdup (fullDstFileName);
1539 preOutName = Safe_strdup (tempfilename ());
1541 /* Have to set cppoutfilename to something, even if just pre-processing. */
1542 setMainValue ("cppoutfilename", preOutName ? preOutName : "");
1544 if (options.verbose)
1545 printf ("sdcc: Calling preprocessor...\n");
1547 buildCmdLine2 (buffer, _preCmd);
1549 if (my_system (buffer))
1551 // @FIX: Dario Vecchio 03-05-2001
1554 unlink (preOutName);
1555 Safe_free (preOutName);
1568 preOutName = fullSrcFileName;
1571 yyin = fopen (preOutName, "r");
1574 perror ("Preproc file not found\n");
1582 _setPaths (const char *pprefix)
1585 Given the prefix and how the directories were layed out at
1586 configure time, see if the library and include directories are
1587 where expected. If so, set.
1589 getPathDifference (buffer, PREFIX, SDCC_INCLUDE_DIR);
1590 strcpy (scratchFileName, pprefix);
1591 strcat (scratchFileName, buffer);
1593 if (pathExists (scratchFileName))
1595 setMainValue ("includedir", scratchFileName);
1602 getPathDifference (buffer, PREFIX, SDCC_LIB_DIR);
1603 strcpy (scratchFileName, pprefix);
1604 strcat (scratchFileName, buffer);
1606 if (pathExists (scratchFileName))
1608 setMainValue ("libdir", scratchFileName);
1619 _discoverPaths (const char *argv0)
1622 1. Try the SDCCDIR environment variable.
1623 2. If (1) fails, and if the argv[0] includes a path, attempt to find the include
1624 and library paths with respect to that. Note that under win32
1625 argv[0] is always the full path to the program.
1626 3. If (1) and (2) fail, fall back to the compile time defaults.
1628 Detecting assumes the same layout as when configured. If the
1629 directories have been further moved about then discovery will
1633 /* Some input cases:
1634 "c:\fish\sdcc\bin\sdcc"
1636 "/home/fish/bin/sdcc"
1638 Note that ./sdcc is explicitly not supported as there isn't
1641 /* bindir is handled differently to the lib and include directories.
1642 It's rather unfortunate, but required due to the different
1643 install and development layouts. Logic is different as well.
1646 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1648 strcpy (scratchFileName, argv0);
1649 *strrchr (scratchFileName, DIR_SEPARATOR_CHAR) = '\0';
1650 setMainValue ("bindir", scratchFileName);
1651 ExePathList[0] = Safe_strdup (scratchFileName);
1653 else if (getenv (SDCCDIR_NAME) != NULL)
1655 getPathDifference (buffer, PREFIX, BINDIR);
1656 strcpy (scratchFileName, getenv (SDCCDIR_NAME));
1657 strcat (scratchFileName, buffer);
1658 setMainValue ("bindir", scratchFileName);
1659 ExePathList[0] = Safe_strdup (scratchFileName);
1663 setMainValue ("bindir", BINDIR);
1664 ExePathList[0] = BINDIR;
1670 if (getenv (SDCCDIR_NAME) != NULL)
1672 if (_setPaths (getenv (SDCCDIR_NAME)))
1674 /* Successfully set. */
1679 /* Include and lib weren't where expected. */
1683 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1685 char *pbase = getPrefixFromBinPath (argv0);
1689 /* A bad path. Skip. */
1693 if (_setPaths (pbase))
1695 /* Successfully set. */
1700 /* Include and lib weren't where expected. */
1705 setMainValue ("includedir", SDCC_INCLUDE_DIR);
1706 setMainValue ("libdir", SDCC_LIB_DIR);
1713 populateMainValues (_baseValues);
1714 setMainValue ("port", port->target);
1715 setMainValue ("objext", port->linker.rel_ext);
1716 setMainValue ("asmext", port->assembler.file_ext);
1718 setMainValue ("dstfilename", dstFileName);
1719 setMainValue ("fullsrcfilename", fullSrcFileName ? fullSrcFileName : "fullsrcfilename");
1721 if (options.cc_only && fullDstFileName)
1722 /* compile + assemble and -o given: -o specifies name of object file */
1724 setMainValue ("objdstfilename", fullDstFileName);
1728 setMainValue ("objdstfilename", "{stdobjdstfilename}");
1730 if (fullDstFileName)
1731 /* if we're linking, -o gives the final file name */
1733 setMainValue ("linkdstfilename", fullDstFileName);
1737 setMainValue ("linkdstfilename", "{stdlinkdstfilename}");
1743 sig_handler (int signal)
1750 sig_string = "SIGABRT";
1753 sig_string = "SIGTERM";
1756 sig_string = "SIGINT";
1759 sig_string = "SIGSEGV";
1762 sig_string = "Unknown?";
1765 fprintf (stderr, "Caught signal %d: %s\n", signal, sig_string);
1771 * initialises and calls the parser
1775 main (int argc, char **argv, char **envp)
1777 /* turn all optimizations off by default */
1778 memset (&optimize, 0, sizeof (struct optimize));
1780 /*printVersionInfo (); */
1783 fprintf (stderr, "Build error: no ports are enabled.\n");
1787 /* install atexit handler */
1788 atexit(rm_tmpfiles);
1790 /* install signal handler;
1791 it's only purpuse is to call exit() to remove temp files */
1792 if (!getenv("SDCC_LEAVE_SIGNALS"))
1794 signal (SIGABRT, sig_handler);
1795 signal (SIGTERM, sig_handler);
1796 signal (SIGINT , sig_handler);
1797 signal (SIGSEGV, sig_handler);
1800 /* Before parsing the command line options, do a
1801 * search for the port and processor and initialize
1802 * them if they're found. (We can't gurantee that these
1803 * will be the first options specified).
1806 _findPort (argc, argv);
1809 if (strcmp(port->target, "mcs51") == 0) {
1810 printf("DS390 jammed in A\n");
1816 _findProcessor (argc, argv);
1818 /* Initalise the port. */
1822 // Create a default exe search path from the path to the sdcc command
1825 setDefaultOptions ();
1828 options.model = MODEL_SMALL;
1829 options.stack10bit=0;
1832 parseCmdLine (argc, argv);
1834 /* if no input then printUsage & exit */
1835 if ((!options.c1mode && !fullSrcFileName && !nrelFiles) ||
1836 (options.c1mode && !fullSrcFileName))
1843 _discoverPaths (argv[0]);
1845 /* initMem() is expensive, but
1846 initMem() must called before port->finaliseOptions ().
1847 And the z80 port needs port->finaliseOptions(),
1848 even if we're only linking. */
1850 port->finaliseOptions ();
1852 if (fullSrcFileName)
1862 if (options.verbose)
1863 printf ("sdcc: Generating code...\n");
1868 // @FIX: Dario Vecchio 03-05-2001
1870 if (yyin && yyin != stdin)
1872 unlink (preOutName);
1873 Safe_free (preOutName);
1879 if (TARGET_IS_PIC) {
1880 /* TSD PIC port hack - if the PIC port option is enabled
1881 and SDCC is used to generate PIC code, then we will
1882 generate .asm files in gpasm's format instead of SDCC's
1885 #if !OPT_DISABLE_PIC
1893 if (!options.c1mode && !noAssemble)
1895 if (options.verbose)
1896 printf ("sdcc: Calling assembler...\n");
1906 if (yyin && yyin != stdin)
1909 if (preOutName && !options.c1mode)
1911 unlink (preOutName);
1912 Safe_free (preOutName);
1915 if (!options.cc_only &&
1919 (fullSrcFileName || nrelFiles))
1921 if (port->linker.do_link)
1922 port->linker.do_link ();