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 c1mode or 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 static char *preOutName;
80 /* uncomment JAMIN_DS390 to always override and use ds390 port
81 for mcs51 work. This is temporary, for compatibility testing. */
82 /* #define JAMIN_DS390 */
87 // Globally accessible scratch buffer for file names.
88 char scratchFileName[PATH_MAX];
89 char buffer[PATH_MAX];
91 // In MSC VC6 default search path for exe's to path for this
93 char DefaultExePath[128];
95 #define OPTION_HELP "-help"
97 #define LENGTH(_a) (sizeof(_a)/sizeof(*(_a)))
99 #define OPTION_STACK_8BIT "--stack-8bit"
100 #define OPTION_OUT_FMT_IHX "--out-fmt-ihx"
101 #define OPTION_LARGE_MODEL "--model-large"
102 #define OPTION_MEDIUM_MODEL "--model-medium"
103 #define OPTION_SMALL_MODEL "--model-small"
104 #define OPTION_FLAT24_MODEL "--model-flat24"
105 #define OPTION_DUMP_ALL "--dumpall"
106 #define OPTION_PEEP_FILE "--peep-file"
107 #define OPTION_LIB_PATH "--lib-path"
108 #define OPTION_XSTACK_LOC "--xstack-loc"
109 #define OPTION_CALLEE_SAVES "--callee-saves"
110 #define OPTION_STACK_LOC "--stack-loc"
111 #define OPTION_XRAM_LOC "--xram-loc"
112 #define OPTION_IRAM_SIZE "--iram-size"
113 #define OPTION_VERSION "--version"
114 #define OPTION_DATA_LOC "--data-loc"
115 #define OPTION_CODE_LOC "--code-loc"
116 #define OPTION_IDATA_LOC "--idata-loc"
117 #define OPTION_NO_LOOP_INV "--noinvariant"
118 #define OPTION_NO_LOOP_IND "--noinduction"
119 #define OPTION_LESS_PEDANTIC "--lesspedantic"
120 #define OPTION_NO_GCSE "--nogcse"
121 #define OPTION_SHORT_IS_8BITS "--short-is-8bits"
122 #define OPTION_TINI_LIBID "--tini-libid"
123 #define OPTION_NO_XINIT_OPT "--no-xinit-opt"
124 #define OPTION_XRAM_SIZE "--xram-size"
125 #define OPTION_CODE_SIZE "--code-size"
126 #define OPTION_NO_CCODE_IN_ASM "--no-c-code-in-asm"
127 #define OPTION_ICODE_IN_ASM "--i-code-in-asm"
131 { 'm', NULL, NULL, "Set the port to use e.g. -mz80." },
132 { 'p', NULL, NULL, "Select port specific processor e.g. -mpic14 -p16f84" },
133 { 'd', NULL, NULL, NULL },
134 { 'D', NULL, NULL, "Define macro as in -Dmacro" },
135 { 'I', NULL, NULL, "Add to the include (*.h) path, as in -Ipath" },
136 { 'A', NULL, NULL, NULL },
137 { 'U', NULL, NULL, NULL },
138 { 'C', NULL, NULL, "Preprocessor option" },
139 { 'M', NULL, NULL, "Preprocessor option" },
140 { 'V', NULL, &options.verboseExec, "Execute verbosely. Show sub commands as they are run" },
141 { 'S', NULL, &noAssemble, "Compile only; do not assemble or link" },
142 { 'W', NULL, NULL, "Pass through options to the pre-processor (p), assembler (a) or linker (l)" },
143 { 'L', NULL, NULL, "Add the next field to the library search path" },
144 { 'l', NULL, NULL, "Include the given library in the link" },
145 { 0, OPTION_LARGE_MODEL, NULL, "external data space is used" },
146 { 0, OPTION_MEDIUM_MODEL, NULL, "not supported" },
147 { 0, OPTION_SMALL_MODEL, NULL, "internal data space is used (default)" },
148 { 0, OPTION_FLAT24_MODEL, NULL, "use the flat24 model for the ds390 (default)" },
149 { 0, "--stack-auto", &options.stackAuto, "Stack automatic variables" },
150 { 0, OPTION_STACK_8BIT, NULL, "use the 8bit stack for the ds390 (not supported yet)" },
151 { 0, "--stack-10bit", &options.stack10bit, "use the 10bit stack for ds390 (default)" },
152 { 0, "--xstack", &options.useXstack, "Use external stack" },
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_XRAM_SIZE, NULL, "<nnnn> External Ram size" },
171 { 0, OPTION_IRAM_SIZE, NULL, "<nnnn> Internal Ram size" },
172 { 0, OPTION_XSTACK_LOC, NULL, "<nnnn> External Ram start location" },
173 { 0, OPTION_CODE_LOC, NULL, "<nnnn> Code Segment Location" },
174 { 0, OPTION_CODE_SIZE, NULL, "<nnnn> Code Segment size" },
175 { 0, OPTION_STACK_LOC, NULL, "<nnnn> Stack pointer initial value" },
176 { 0, OPTION_DATA_LOC, NULL, "<nnnn> Direct data start location" },
177 { 0, OPTION_IDATA_LOC, NULL, NULL },
178 { 0, OPTION_PEEP_FILE, NULL, "<file> use this extra peep-hole file" },
179 { 0, OPTION_LIB_PATH, NULL, "<path> use this path to search for libraries" },
180 { 0, "--int-long-reent", &options.intlong_rent, "Use reenterant calls on the int and long support functions" },
181 { 0, "--float-reent", &options.float_rent, "Use reenterant calls on the floar support functions" },
182 { 0, OPTION_OUT_FMT_IHX, NULL, NULL },
183 { 0, "--out-fmt-s19", &options.out_fmt, NULL },
184 { 0, "--cyclomatic", &options.cyclomatic, NULL },
185 { 0, "--nooverlay", &options.noOverlay, NULL },
186 { 0, "--main-return", &options.mainreturn, "Issue a return after main()" },
187 { 0, "--xram-movc", &options.xram_movc, "Use movc instead of movx to read xram (xdata)" },
188 { 0, "--no-peep", &options.nopeep, "Disable the peephole assembly file optimisation" },
189 { 0, "--no-reg-params", &options.noRegParams, "On some ports, disable passing some parameters in registers" },
190 { 0, "--peep-asm", &options.asmpeep, NULL },
191 { 0, "--debug", &options.debug, "Enable debugging symbol output" },
192 { 'v', OPTION_VERSION, NULL, "Display sdcc's version" },
193 { 'E', "--preprocessonly", &preProcOnly, "Preprocess only, do not compile" },
194 { 0, "--c1mode", &options.c1mode, "Act in c1 mode. The standard input is preprocessed code, the output is assembly code." },
195 { 0, "--help", NULL, "Display this help" },
196 { 0, OPTION_CALLEE_SAVES, NULL, "<func[,func,...]> Cause the called function to save registers insted of the caller" },
197 { 0, "--nostdlib", &options.nostdlib, "Do not include the standard library directory in the search path" },
198 { 0, "--nostdinc", &options.nostdinc, "Do not include the standard include directory in the search path" },
199 { 0, "--verbose", &options.verbose, "Trace calls to the preprocessor, assembler, and linker" },
200 { 0, OPTION_LESS_PEDANTIC, NULL, "Disable some of the more pedantic warnings" },
201 { 0, OPTION_SHORT_IS_8BITS, NULL, "Make short 8bits (for old times sake)" },
202 { 0, "--profile", &options.profile, "On supported ports, generate extra profiling information" },
203 { 0, "--fommit-frame-pointer", &options.ommitFramePtr, "Leave out the frame pointer." },
204 { 0, "--all-callee-saves", &options.all_callee_saves, "callee will always save registers used" },
205 { 0, "--use-accelerator", &options.useAccelerator,"generate code for DS390 Arithmetic Accelerator"},
206 { 0, "--stack-probe", &options.stack_probe,"insert call to function __stack_probe at each function prologue"},
207 { 0, "--tini-libid", NULL,"<nnnn> LibraryID used in -mTININative"},
208 { 0, "--protect-sp-update", &options.protect_sp_update,"DS390 - will disable interrupts during ESP:SP updates"},
209 { 0, "--parms-in-bank1", &options.parms_in_bank1,"MCS51/DS390 - use Bank1 for parameter passing"},
210 { 0, OPTION_NO_XINIT_OPT, &options.noXinitOpt, "don't memcpy initialized xram from code"},
211 { 0, OPTION_NO_CCODE_IN_ASM, &options.noCcodeInAsm, "don't include c-code as comments in the asm file"},
212 { 0, OPTION_ICODE_IN_ASM, &options.iCodeInAsm, "include i-code as comments in the asm file"},
217 /** Table of all unsupported options and help text to display when one
221 /** shortOpt as in OPTIONS. */
223 /** longOpt as in OPTIONS. */
225 /** Message to display inside W_UNSUPPORTED_OPT when this option
230 static const UNSUPPORTEDOPT
231 unsupportedOptTable[] = {
232 { 'X', NULL, "use --xstack-loc instead" },
233 { 'x', NULL, "use --xstack instead" },
234 { 'i', NULL, "use --idata-loc instead" },
235 { 'r', NULL, "use --xdata-loc instead" },
236 { 's', NULL, "use --code-loc instead" },
237 { 'Y', NULL, "use -I instead" }
240 /** List of all default constant macros.
242 static const char *_baseValues[] = {
243 "cpp", "{bindir}{sep}sdcpp",
245 /* Path seperator character */
246 "sep", DIR_SEPARATOR_STRING,
250 static const char *_preCmd = "{cpp} -nostdinc -Wall -std=c99 -DSDCC=1 {cppextraopts} {fullsrcfilename} {cppoutfilename}";
254 static PORT *_ports[] =
256 #if !OPT_DISABLE_MCS51
259 #if !OPT_DISABLE_GBZ80
268 #if !OPT_DISABLE_DS390
274 #if !OPT_DISABLE_TININative
277 #if !OPT_DISABLE_XA51
282 #define NUM_PORTS (sizeof(_ports)/sizeof(_ports[0]))
285 extern void picglue ();
288 /** Sets the port to the one given by the command line option.
289 @param The name minus the option (eg 'mcs51')
290 @return 0 on success.
293 _setPort (const char *name)
296 for (i = 0; i < NUM_PORTS; i++)
298 if (!strcmp (_ports[i]->target, name))
304 /* Error - didnt find */
305 werror (E_UNKNOWN_TARGET, name);
309 /* Override the default processor with the one specified
310 * on the command line */
312 _setProcessor (char *_processor)
314 port->processor = _processor;
315 fprintf(stderr,"Processor: %s\n",_processor);
319 _validatePorts (void)
322 for (i = 0; i < NUM_PORTS; i++)
324 if (_ports[i]->magic != PORT_MAGIC)
326 /* Uncomment this line to debug which port is causing the problem
327 * (the target name is close to the beginning of the port struct
328 * and probably can be accessed just fine). */
329 fprintf(stderr,"%s :",_ports[i]->target);
330 wassertl (0, "Port definition structure is incomplete");
335 /* search through the command line options for the port */
337 _findPort (int argc, char **argv)
343 if (!strncmp (*argv, "-m", 2))
345 _setPort (*argv + 2);
350 /* Use the first in the list */
354 /* search through the command line options for the processor */
356 _findProcessor (int argc, char **argv)
360 if (!strncmp (*argv, "-p", 2))
362 _setProcessor (*argv + 2);
368 /* no error if processor was not specified. */
371 /*-----------------------------------------------------------------*/
372 /* printVersionInfo - prints the version info */
373 /*-----------------------------------------------------------------*/
381 for (i = 0; i < NUM_PORTS; i++)
382 fprintf (stderr, "%s%s", i == 0 ? "" : "/", _ports[i]->target);
384 fprintf (stderr, " %s"
385 #ifdef SDCC_SUB_VERSION_STR
386 "/" SDCC_SUB_VERSION_STR
391 #elif defined __MINGW32__
397 # if defined(_MSC_VER)
410 printOptions(const OPTION *optionsTable)
413 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
415 fprintf(stdout, " %c%c %-20s %s\n",
416 optionsTable[i].shortOpt !=0 ? '-' : ' ',
417 optionsTable[i].shortOpt !=0 ? optionsTable[i].shortOpt : ' ',
418 optionsTable[i].longOpt != NULL ? optionsTable[i].longOpt : "",
419 optionsTable[i].help != NULL ? optionsTable[i].help : ""
424 /*-----------------------------------------------------------------*/
425 /* printUsage - prints command line syntax */
426 /*-----------------------------------------------------------------*/
433 "Usage : sdcc [options] filename\n"
437 printOptions(optionsTable);
439 for (i = 0; i < NUM_PORTS; i++)
441 if (_ports[i]->poptions != NULL)
443 fprintf (stdout, "\nSpecial options for the %s port:\n", _ports[i]->target);
444 printOptions (_ports[i]->poptions);
451 /*-----------------------------------------------------------------*/
452 /* parseWithComma - separates string with comma */
453 /*-----------------------------------------------------------------*/
455 parseWithComma (char **dest, char *src)
459 strtok (src, "\r\n \t");
460 /* skip the initial white spaces */
461 while (isspace (*src))
478 /*-----------------------------------------------------------------*/
479 /* setDefaultOptions - sets the default options */
480 /*-----------------------------------------------------------------*/
486 for (i = 0; i < 128; i++)
487 preArgv[i] = asmOptions[i] =
488 linkOptions[i] = relFiles[i] = libFiles[i] =
491 /* first the options part */
492 options.stack_loc = 0; /* stack pointer initialised to 0 */
493 options.xstack_loc = 0; /* xternal stack starts at 0 */
494 options.code_loc = 0; /* code starts at 0 */
495 options.data_loc = 0; /* JCF: By default let the linker locate data */
496 options.xdata_loc = 0;
497 options.idata_loc = 0x80;
499 options.model = port->general.default_model;
500 options.nostdlib = 0;
501 options.nostdinc = 0;
503 options.shortis8bits = 0;
505 options.stack10bit=0;
507 /* now for the optimizations */
508 /* turn on the everything */
509 optimize.global_cse = 1;
514 optimize.loopInvariant = 1;
515 optimize.loopInduction = 1;
517 /* now for the ports */
518 port->setDefaultOptions ();
521 /*-----------------------------------------------------------------*/
522 /* processFile - determines the type of file from the extension */
523 /*-----------------------------------------------------------------*/
525 processFile (char *s)
529 /* get the file extension */
530 fext = s + strlen (s);
531 while ((fext != s) && *fext != '.')
534 /* now if no '.' then we don't know what the file type is
535 so give a warning and return */
538 werror (W_UNKNOWN_FEXT, s);
542 /* otherwise depending on the file type */
543 if (strcmp (fext, ".c") == 0 || strcmp (fext, ".C") == 0)
545 /* source file name : not if we already have a
549 werror (W_TOO_MANY_SRC, s);
553 /* the only source file */
555 if (!(srcFile = fopen (fullSrcFileName, "r")))
557 werror (E_FILE_OPEN_ERR, s);
561 /* copy the file name into the buffer */
564 /* get rid of the "."-extension */
566 /* is there a dot at all? */
567 if (strrchr (buffer, '.') &&
568 /* is the dot in the filename, not in the path? */
569 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
571 *strrchr (buffer, '.') = '\0';
574 /* get rid of any path information
575 for the module name; */
576 fext = buffer + strlen (buffer);
578 /* do this by going backwards till we
579 get '\' or ':' or start of buffer */
580 while (fext != buffer &&
581 *(fext - 1) != DIR_SEPARATOR_CHAR &&
587 /* do this by going backwards till we
588 get '/' or start of buffer */
589 while (fext != buffer &&
590 *(fext - 1) != DIR_SEPARATOR_CHAR)
595 moduleName = Safe_strdup ( fext );
599 /* if the extention is type .rel or .r or .REL or .R
600 addtional object file will be passed to the linker */
601 if (strcmp (fext, ".r") == 0 || strcmp (fext, ".rel") == 0 ||
602 strcmp (fext, ".R") == 0 || strcmp (fext, ".REL") == 0 ||
603 strcmp (fext, port->linker.rel_ext) == 0)
605 relFiles[nrelFiles++] = s;
609 /* if .lib or .LIB */
610 if (strcmp (fext, ".lib") == 0 || strcmp (fext, ".LIB") == 0)
612 libFiles[nlibFiles++] = s;
616 werror (W_UNKNOWN_FEXT, s);
621 _setModel (int model, const char *sz)
623 if (port->general.supported_models & model)
624 options.model = model;
626 werror (W_UNSUPPORTED_MODEL, sz, port->target);
629 /** Gets the string argument to this option. If the option is '--opt'
630 then for input of '--optxyz' or '--opt xyz' returns xyz.
633 getStringArg(const char *szStart, char **argv, int *pi, int argc)
635 if (argv[*pi][strlen(szStart)])
637 return &argv[*pi][strlen(szStart)];
644 werror (E_ARGUMENT_MISSING, szStart);
645 /* Die here rather than checking for errors later. */
655 /** Gets the integer argument to this option using the same rules as
659 getIntArg(const char *szStart, char **argv, int *pi, int argc)
661 return (int)floatFromVal(constVal(getStringArg(szStart, argv, pi, argc)));
665 verifyShortOption(const char *opt)
667 if (strlen(opt) != 2)
669 werror (W_EXCESS_SHORT_OPTIONS, opt);
674 tryHandleUnsupportedOpt(char **argv, int *pi)
676 if (argv[*pi][0] == '-')
678 const char *longOpt = "";
682 if (argv[*pi][1] == '-')
689 shortOpt = argv[*pi][1];
691 for (i = 0; i < LENGTH(unsupportedOptTable); i++)
693 if (unsupportedOptTable[i].shortOpt == shortOpt ||
694 (longOpt && unsupportedOptTable[i].longOpt && !strcmp(unsupportedOptTable[i].longOpt, longOpt))) {
695 // Found an unsupported opt.
697 sprintf(buffer, "%s%c%c", longOpt ? longOpt : "", shortOpt ? '-' : ' ', shortOpt ? shortOpt : ' ');
698 werror (W_UNSUPP_OPTION, buffer, unsupportedOptTable[i].message);
702 // Didn't find in the table
707 // Not an option, so can't be unsupported :)
713 scanOptionsTable(const OPTION *optionsTable, char shortOpt, const char *longOpt, char **argv, int *pi)
716 for (i = 0; optionsTable[i].shortOpt != 0 || optionsTable[i].longOpt != NULL; i++)
718 if (optionsTable[i].shortOpt == shortOpt ||
719 (longOpt && optionsTable[i].longOpt &&
720 strcmp(optionsTable[i].longOpt, longOpt) == 0))
723 // If it is a flag then we can handle it here
724 if (optionsTable[i].pparameter != NULL)
726 if (optionsTable[i].shortOpt == shortOpt)
728 verifyShortOption(argv[*pi]);
731 (*optionsTable[i].pparameter)++;
735 // Not a flag. Handled manually later.
740 // Didn't find in the table
745 tryHandleSimpleOpt(char **argv, int *pi)
747 if (argv[*pi][0] == '-')
749 const char *longOpt = "";
752 if (argv[*pi][1] == '-')
759 shortOpt = argv[*pi][1];
762 if (scanOptionsTable(optionsTable, shortOpt, longOpt, argv, pi))
766 else if (port && port->poptions &&
767 scanOptionsTable(port->poptions, shortOpt, longOpt, argv, pi))
778 // Not an option, so can't be handled.
783 /*-----------------------------------------------------------------*/
784 /* parseCmdLine - parses the command line and sets the options */
785 /*-----------------------------------------------------------------*/
787 parseCmdLine (int argc, char **argv)
791 /* go thru all whole command line */
792 for (i = 1; i < argc; i++)
797 if (tryHandleUnsupportedOpt(argv, &i) == TRUE)
802 if (tryHandleSimpleOpt(argv, &i) == TRUE)
808 if (argv[i][0] == '-' && argv[i][1] == '-')
810 if (strcmp (argv[i], OPTION_HELP) == 0)
816 if (strcmp (argv[i], OPTION_STACK_8BIT) == 0)
818 options.stack10bit = 0;
822 if (strcmp (argv[i], OPTION_OUT_FMT_IHX) == 0)
828 if (strcmp (argv[i], OPTION_LARGE_MODEL) == 0)
830 _setModel (MODEL_LARGE, argv[i]);
834 if (strcmp (argv[i], OPTION_MEDIUM_MODEL) == 0)
836 _setModel (MODEL_MEDIUM, argv[i]);
840 if (strcmp (argv[i], OPTION_SMALL_MODEL) == 0)
842 _setModel (MODEL_SMALL, argv[i]);
846 if (strcmp (argv[i], OPTION_FLAT24_MODEL) == 0)
848 _setModel (MODEL_FLAT24, argv[i]);
852 if (strcmp (argv[i], OPTION_DUMP_ALL) == 0)
854 options.dump_rassgn =
860 options.dump_raw = 1;
864 if (strcmp (argv[i], OPTION_PEEP_FILE) == 0)
866 options.peep_file = getStringArg(OPTION_PEEP_FILE, argv, &i, argc);
870 if (strcmp (argv[i], OPTION_LIB_PATH) == 0)
872 libPaths[nlibPaths++] = getStringArg(OPTION_LIB_PATH, argv, &i, argc);
876 if (strcmp (argv[i], OPTION_VERSION) == 0)
883 if (strcmp (argv[i], OPTION_CALLEE_SAVES) == 0)
885 parseWithComma (options.calleeSaves, getStringArg(OPTION_CALLEE_SAVES, argv, &i, argc));
889 if (strcmp (argv[i], OPTION_XSTACK_LOC) == 0)
891 options.xstack_loc = getIntArg(OPTION_XSTACK_LOC, argv, &i, argc);
895 if (strcmp (argv[i], OPTION_STACK_LOC) == 0)
897 options.stack_loc = getIntArg(OPTION_STACK_LOC, argv, &i, argc);
901 if (strcmp (argv[i], OPTION_XRAM_LOC) == 0)
903 options.xdata_loc = getIntArg(OPTION_XRAM_LOC, argv, &i, argc);
907 if (strcmp (argv[i], OPTION_IRAM_SIZE) == 0)
909 options.iram_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
913 if (strcmp (argv[i], OPTION_XRAM_SIZE) == 0)
915 options.xram_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
916 options.xram_size_set = TRUE;
920 if (strcmp (argv[i], OPTION_CODE_SIZE) == 0)
922 options.code_size = getIntArg(OPTION_IRAM_SIZE, argv, &i, argc);
926 if (strcmp (argv[i], OPTION_DATA_LOC) == 0)
928 options.data_loc = getIntArg(OPTION_DATA_LOC, argv, &i, argc);
932 if (strcmp (argv[i], OPTION_IDATA_LOC) == 0)
934 options.idata_loc = getIntArg(OPTION_IDATA_LOC, argv, &i, argc);
938 if (strcmp (argv[i], OPTION_CODE_LOC) == 0)
940 options.code_loc = getIntArg(OPTION_CODE_LOC, argv, &i, argc);
944 if (strcmp (argv[i], OPTION_NO_GCSE) == 0)
946 optimize.global_cse = 0;
950 if (strcmp (argv[i], OPTION_NO_LOOP_INV) == 0)
952 optimize.loopInvariant = 0;
956 if (strcmp (argv[i], OPTION_NO_LOOP_IND) == 0)
958 optimize.loopInduction = 0;
962 if (strcmp (argv[i], OPTION_LESS_PEDANTIC) == 0)
964 options.lessPedantic = 1;
965 setErrorLogLevel(ERROR_LEVEL_WARNING);
969 if (strcmp (&argv[i][1], OPTION_SHORT_IS_8BITS) == 0)
971 options.shortis8bits=1;
975 if (strcmp (argv[i], OPTION_TINI_LIBID) == 0)
977 options.tini_libid = getIntArg(OPTION_TINI_LIBID, argv, &i, argc);
981 if (!port->parseOption (&argc, argv, &i))
983 werror (W_UNKNOWN_OPTION, argv[i]);
991 /* if preceded by '-' then option */
997 verifyShortOption(argv[i]);
1004 /* Used to select the port. But this has already been done. */
1008 /* Used to select the processor in port. But this has
1009 * already been done. */
1013 verifyShortOption(argv[i]);
1015 options.cc_only = 1;
1019 libPaths[nlibPaths++] = getStringArg("-L", argv, &i, argc);
1023 libFiles[nlibFiles++] = getStringArg("-l", argv, &i, argc);
1030 /* copy the file name into the buffer */
1031 strcpy (buffer, getStringArg("-o", argv, &i, argc));
1032 /* point to last character */
1033 p = buffer + strlen (buffer) - 1;
1034 if (*p == DIR_SEPARATOR_CHAR)
1036 /* only output path specified */
1037 dstPath = Safe_strdup (buffer);
1038 fullDstFileName = NULL;
1042 fullDstFileName = Safe_strdup (buffer);
1044 /* get rid of the "."-extension */
1046 /* is there a dot at all? */
1047 if (strrchr (buffer, '.') &&
1048 /* is the dot in the filename, not in the path? */
1049 (strrchr (buffer, DIR_SEPARATOR_CHAR) < strrchr (buffer, '.')))
1050 *strrchr (buffer, '.') = '\0';
1052 dstFileName = Safe_strdup (buffer);
1054 /* strip module name to get path */
1055 p = strrchr (buffer, DIR_SEPARATOR_CHAR);
1058 /* path with trailing / */
1060 dstPath = Safe_strdup (buffer);
1067 /* pre-processer options */
1068 if (argv[i][2] == 'p')
1070 parseWithComma ((char **)preArgv, getStringArg("-Wp", argv, &i, argc));
1072 /* linker options */
1073 else if (argv[i][2] == 'l')
1075 parseWithComma(linkOptions, getStringArg("-Wl", argv, &i, argc));
1077 /* assembler options */
1078 else if (argv[i][2] == 'a')
1080 parseWithComma ((char **) asmOptions, getStringArg("-Wa", argv, &i, argc));
1084 werror (W_UNKNOWN_OPTION, argv[i]);
1089 verifyShortOption(argv[i]);
1091 printVersionInfo ();
1095 /* preprocessor options */
1099 addToList (preArgv, "-M");
1104 addToList (preArgv, "-C");
1113 char sOpt = argv[i][1];
1116 if (argv[i][2] == ' ' || argv[i][2] == '\0')
1122 werror(E_ARGUMENT_MISSING, argv[i-1]);
1136 sprintf (buffer, "-%c%s", sOpt, rest);
1137 addToList (preArgv, buffer);
1142 if (!port->parseOption (&argc, argv, &i))
1143 werror (W_UNKNOWN_OPTION, argv[i]);
1148 if (!port->parseOption (&argc, argv, &i))
1150 /* no option must be a filename */
1153 werror (W_NO_FILE_ARG_IN_C1, argv[i]);
1157 processFile (argv[i]);
1162 /* some sanity checks in c1 mode */
1167 if (fullSrcFileName)
1170 werror (W_NO_FILE_ARG_IN_C1, fullSrcFileName);
1172 fullSrcFileName = NULL;
1173 for (i = 0; i < nrelFiles; ++i)
1175 werror (W_NO_FILE_ARG_IN_C1, relFiles[i]);
1177 for (i = 0; i < nlibFiles; ++i)
1179 werror (W_NO_FILE_ARG_IN_C1, libFiles[i]);
1181 nrelFiles = nlibFiles = 0;
1182 if (options.cc_only || noAssemble || preProcOnly)
1184 werror (W_ILLEGAL_OPT_COMBINATION);
1186 options.cc_only = noAssemble = preProcOnly = 0;
1189 werror (E_NEED_OPT_O_IN_C1);
1193 /* if no dstFileName given with -o, we've to find one: */
1196 /* use the modulename from the C-source */
1197 if (fullSrcFileName)
1199 dstFileName = Safe_alloc (strlen (dstPath) + strlen (moduleName) + 1);
1200 strcpy (dstFileName, dstPath);
1201 strcat (dstFileName, moduleName);
1203 /* use the modulename from the first object file */
1204 else if (nrelFiles >= 1)
1208 strcpy (buffer, relFiles[0]);
1209 /* remove extension (it must be .rel) */
1210 *strrchr (buffer, '.') = '\0';
1212 objectName = strrchr (buffer, DIR_SEPARATOR_CHAR);
1219 objectName = buffer;
1221 dstFileName = Safe_alloc (strlen (dstPath) + strlen (objectName) + 1);
1222 strcpy (dstFileName, dstPath);
1223 strcat (dstFileName, objectName);
1225 /* else no module given: help text is displayed */
1228 /* set up external stack location if not explicitly specified */
1229 if (!options.xstack_loc)
1230 options.xstack_loc = options.xdata_loc;
1232 /* if debug option is set the open the cdbFile */
1233 if (options.debug && fullSrcFileName)
1235 sprintf (scratchFileName, "%s.adb", dstFileName); //JCF: Nov 30, 2002
1236 if ((cdbFile = fopen (scratchFileName, "w")) == NULL)
1237 werror (E_FILE_OPEN_ERR, scratchFileName);
1240 /* add a module record */
1241 fprintf (cdbFile, "M:%s\n", moduleName);
1247 /*-----------------------------------------------------------------*/
1248 /* linkEdit : - calls the linkage editor with options */
1249 /*-----------------------------------------------------------------*/
1251 linkEdit (char **envp)
1257 /* first we need to create the <filename>.lnk file */
1258 sprintf (scratchFileName, "%s.lnk", dstFileName);
1259 if (!(lnkfile = fopen (scratchFileName, "w")))
1261 werror (E_FILE_OPEN_ERR, scratchFileName);
1265 /* now write the options. JCF: added option 'y' */
1266 fprintf (lnkfile, "-myux%c\n", (options.out_fmt ? 's' : 'i'));
1268 /* if iram size specified */
1269 if (options.iram_size)
1270 fprintf (lnkfile, "-a 0x%04x\n", options.iram_size);
1272 /* if xram size specified */
1273 if (options.xram_size_set)
1274 fprintf (lnkfile, "-v 0x%04x\n", options.xram_size);
1276 /* if code size specified */
1277 if (options.code_size)
1278 fprintf (lnkfile, "-w 0x%04x\n", options.code_size);
1281 fprintf (lnkfile, "-z\n");
1283 #define WRITE_SEG_LOC(N, L) \
1284 segName = Safe_strdup(N); \
1285 c = strtok(segName, " \t"); \
1286 fprintf (lnkfile,"-b %s = 0x%04x\n", c, L); \
1287 if (segName) { Safe_free(segName); }
1289 /* code segment start */
1290 WRITE_SEG_LOC (CODE_NAME, options.code_loc);
1292 /* data segment start */
1293 if(options.data_loc){ /*JCF: If zero, the linker chooses the best place for data*/
1294 WRITE_SEG_LOC (DATA_NAME, options.data_loc);
1298 WRITE_SEG_LOC (XDATA_NAME, options.xdata_loc);
1302 WRITE_SEG_LOC (IDATA_NAME, options.idata_loc);
1305 /* bit segment start */
1306 WRITE_SEG_LOC (BIT_NAME, 0);
1308 /* JCF: stack start */
1309 if ( (options.stack_loc) && (options.stack_loc<0x100) ) {
1310 WRITE_SEG_LOC ("SSEG", options.stack_loc);
1313 /* add the extra linker options */
1314 for (i = 0; linkOptions[i]; i++)
1315 fprintf (lnkfile, "%s\n", linkOptions[i]);
1317 /* other library paths if specified */
1318 for (i = 0; i < nlibPaths; i++)
1319 fprintf (lnkfile, "-k %s\n", libPaths[i]);
1321 /* standard library path */
1322 if (!options.nostdlib)
1324 switch (options.model)
1340 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1344 mfprintf (lnkfile, getRuntimeVariables(), "-k {libdir}{sep}%s\n", c);
1346 /* standard library files */
1347 #if !OPT_DISABLE_DS390
1348 if (options.model == MODEL_FLAT24)
1350 fprintf (lnkfile, "-l %s\n", STD_DS390_LIB);
1354 #if !OPT_DISABLE_XA51
1356 if (options.model == MODEL_PAGE0)
1358 fprintf (lnkfile, "-l %s\n", STD_XA51_LIB);
1362 fprintf (lnkfile, "-l %s\n", STD_LIB);
1363 fprintf (lnkfile, "-l %s\n", STD_INT_LIB);
1364 fprintf (lnkfile, "-l %s\n", STD_LONG_LIB);
1365 fprintf (lnkfile, "-l %s\n", STD_FP_LIB);
1368 /* additional libraries if any */
1369 for (i = 0; i < nlibFiles; i++)
1370 fprintf (lnkfile, "-l %s\n", libFiles[i]);
1372 /* put in the object files */
1373 if (fullSrcFileName)
1374 fprintf (lnkfile, "%s ", dstFileName);
1376 for (i = 0; i < nrelFiles; i++)
1377 fprintf (lnkfile, "%s\n", relFiles[i]);
1379 fprintf (lnkfile, "\n-e\n");
1382 if (options.verbose)
1383 printf ("sdcc: Calling linker...\n");
1385 /* build linker output filename */
1387 /* -o option overrides default name? */
1388 if (fullDstFileName)
1390 strcpy (scratchFileName, fullDstFileName);
1394 /* the linked file gets the name of the first modul */
1395 if (fullSrcFileName)
1397 strcpy (scratchFileName, dstFileName);
1401 strcpy (scratchFileName, relFiles[0]);
1402 /* strip ".rel" extension */
1403 *strrchr (scratchFileName, '.') = '\0';
1405 strcat (scratchFileName, options.out_fmt ? ".S19" : ".ihx");
1408 if (port->linker.cmd)
1410 char buffer2[PATH_MAX];
1411 buildCmdLine (buffer2, port->linker.cmd, dstFileName, scratchFileName, NULL, NULL);
1412 buildCmdLine2 (buffer, buffer2);
1416 buildCmdLine2 (buffer, port->linker.mcmd);
1419 system_ret = my_system (buffer);
1420 /* TODO: most linker don't have a -o parameter */
1421 /* -o option overrides default name? */
1422 if (fullDstFileName)
1425 /* the linked file gets the name of the first modul */
1426 if (fullSrcFileName)
1428 strcpy (scratchFileName, dstFileName);
1429 p = strlen (scratchFileName) + scratchFileName;
1433 strcpy (scratchFileName, relFiles[0]);
1434 /* strip "rel" extension */
1435 p = strrchr (scratchFileName, '.') + 1;
1437 strcpy (p, options.out_fmt ? "S19" : "ihx");
1438 rename (scratchFileName, fullDstFileName);
1440 q = strrchr (fullDstFileName, '.');
1443 /* point after the '.' of the extension */
1448 /* no extension: append new extensions */
1449 q = strlen (fullDstFileName) + fullDstFileName;
1453 rename (scratchFileName, fullDstFileName);
1456 rename (scratchFileName, fullDstFileName);
1464 /*-----------------------------------------------------------------*/
1465 /* assemble - spawns the assembler with arguments */
1466 /*-----------------------------------------------------------------*/
1468 assemble (char **envp)
1470 /* build assembler output filename */
1472 /* -o option overrides default name? */
1473 if (options.cc_only && fullDstFileName) {
1474 strcpy (scratchFileName, fullDstFileName);
1476 /* the assembled file gets the name of the first modul */
1477 strcpy (scratchFileName, dstFileName);
1478 strcat (scratchFileName, port->linker.rel_ext);
1481 if (port->assembler.do_assemble) {
1482 port->assembler.do_assemble(asmOptions);
1484 } else if (port->assembler.cmd) {
1485 buildCmdLine (buffer, port->assembler.cmd, dstFileName, scratchFileName,
1486 options.debug ? port->assembler.debug_opts : port->assembler.plain_opts,
1489 buildCmdLine2 (buffer, port->assembler.mcmd);
1492 if (my_system (buffer)) {
1493 /* either system() or the assembler itself has reported an error
1494 perror ("Cannot exec assembler");
1498 /* TODO: most assembler don't have a -o parameter */
1499 /* -o option overrides default name? */
1500 if (options.cc_only && fullDstFileName) {
1501 strcpy (scratchFileName, dstFileName);
1502 strcat (scratchFileName, port->linker.rel_ext);
1503 rename (scratchFileName, fullDstFileName);
1507 /*-----------------------------------------------------------------*/
1508 /* preProcess - spawns the preprocessor with arguments */
1509 /*-----------------------------------------------------------------*/
1511 preProcess (char **envp)
1519 /* if using external stack define the macro */
1520 if (options.useXstack)
1521 addToList (preArgv, "-DSDCC_USE_XSTACK");
1523 /* set the macro for stack autos */
1524 if (options.stackAuto)
1525 addToList (preArgv, "-DSDCC_STACK_AUTO");
1527 /* set the macro for stack autos */
1528 if (options.stack10bit)
1529 addToList (preArgv, "-DSDCC_STACK_TENBIT");
1531 /* set the macro for no overlay */
1532 if (options.noOverlay)
1533 addToList (preArgv, "-DSDCC_NOOVERLAY");
1535 /* set the macro for large model */
1536 switch (options.model)
1539 addToList (preArgv, "-DSDCC_MODEL_LARGE");
1542 addToList (preArgv, "-DSDCC_MODEL_SMALL");
1545 addToList (preArgv, "-DSDCC_MODEL_COMPACT");
1548 addToList (preArgv, "-DSDCC_MODEL_MEDIUM");
1551 addToList (preArgv, "-DSDCC_MODEL_FLAT24");
1554 addToList (preArgv, "-DSDCC_MODEL_PAGE0");
1557 werror (W_UNKNOWN_MODEL, __FILE__, __LINE__);
1561 /* add port (processor information to processor */
1562 addToList (preArgv, "-DSDCC_{port}");
1563 addToList (preArgv, "-D__{port}");
1565 /* standard include path */
1566 if (!options.nostdinc) {
1567 addToList (preArgv, "-I{includedir}");
1570 setMainValue ("cppextraopts", join(preArgv));
1574 if (fullDstFileName)
1576 preOutName = Safe_strdup (fullDstFileName);
1580 preOutName = Safe_strdup (tempfilename ());
1582 /* Have to set cppoutfilename to something, even if just pre-processing. */
1583 setMainValue ("cppoutfilename", preOutName ? preOutName : "");
1584 addSetHead (&tmpfileNameSet, preOutName);
1586 if (options.verbose)
1587 printf ("sdcc: Calling preprocessor...\n");
1589 buildCmdLine2 (buffer, _preCmd);
1591 if (my_system (buffer))
1599 yyin = fopen (preOutName, "r");
1602 perror ("Preproc file not found\n");
1605 addSetHead (&tmpfileSet, yyin);
1612 _setPaths (const char *pprefix)
1615 Given the prefix and how the directories were layed out at
1616 configure time, see if the library and include directories are
1617 where expected. If so, set.
1619 getPathDifference (buffer, PREFIX, SDCC_INCLUDE_DIR);
1620 strcpy (scratchFileName, pprefix);
1621 strcat (scratchFileName, buffer);
1623 if (pathExists (scratchFileName))
1625 setMainValue ("includedir", scratchFileName);
1632 getPathDifference (buffer, PREFIX, SDCC_LIB_DIR);
1633 strcpy (scratchFileName, pprefix);
1634 strcat (scratchFileName, buffer);
1636 if (pathExists (scratchFileName))
1638 setMainValue ("libdir", scratchFileName);
1649 _discoverPaths (const char *argv0)
1652 1. Try the SDCCDIR environment variable.
1653 2. If (1) fails, and if the argv[0] includes a path, attempt to find the include
1654 and library paths with respect to that. Note that under win32
1655 argv[0] is always the full path to the program.
1656 3. If (1) and (2) fail, fall back to the compile time defaults.
1658 Detecting assumes the same layout as when configured. If the
1659 directories have been further moved about then discovery will
1663 /* Some input cases:
1664 "c:\fish\sdcc\bin\sdcc"
1666 "/home/fish/bin/sdcc"
1668 Note that ./sdcc is explicitly not supported as there isn't
1671 /* bindir is handled differently to the lib and include directories.
1672 It's rather unfortunate, but required due to the different
1673 install and development layouts. Logic is different as well.
1676 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1678 strcpy (scratchFileName, argv0);
1679 *strrchr (scratchFileName, DIR_SEPARATOR_CHAR) = '\0';
1680 setMainValue ("bindir", scratchFileName);
1681 ExePathList[0] = Safe_strdup (scratchFileName);
1683 else if (getenv (SDCCDIR_NAME) != NULL)
1685 getPathDifference (buffer, PREFIX, BINDIR);
1686 strcpy (scratchFileName, getenv (SDCCDIR_NAME));
1687 strcat (scratchFileName, buffer);
1688 setMainValue ("bindir", scratchFileName);
1689 ExePathList[0] = Safe_strdup (scratchFileName);
1693 setMainValue ("bindir", BINDIR);
1694 ExePathList[0] = BINDIR;
1700 if (getenv (SDCCDIR_NAME) != NULL)
1702 if (_setPaths (getenv (SDCCDIR_NAME)))
1704 /* Successfully set. */
1709 /* Include and lib weren't where expected. */
1713 if (strchr (argv0, DIR_SEPARATOR_CHAR))
1715 char *pbase = getPrefixFromBinPath (argv0);
1719 /* A bad path. Skip. */
1723 if (_setPaths (pbase))
1725 /* Successfully set. */
1730 /* Include and lib weren't where expected. */
1735 setMainValue ("includedir", SDCC_INCLUDE_DIR);
1736 setMainValue ("libdir", SDCC_LIB_DIR);
1743 populateMainValues (_baseValues);
1744 setMainValue ("port", port->target);
1745 setMainValue ("objext", port->linker.rel_ext);
1746 setMainValue ("asmext", port->assembler.file_ext);
1748 setMainValue ("dstfilename", dstFileName);
1749 setMainValue ("fullsrcfilename", fullSrcFileName ? fullSrcFileName : "fullsrcfilename");
1751 if (options.cc_only && fullDstFileName)
1752 /* compile + assemble and -o given: -o specifies name of object file */
1754 setMainValue ("objdstfilename", fullDstFileName);
1758 setMainValue ("objdstfilename", "{stdobjdstfilename}");
1760 if (fullDstFileName)
1761 /* if we're linking, -o gives the final file name */
1763 setMainValue ("linkdstfilename", fullDstFileName);
1767 setMainValue ("linkdstfilename", "{stdlinkdstfilename}");
1773 sig_handler (int signal)
1780 sig_string = "SIGABRT";
1783 sig_string = "SIGTERM";
1786 sig_string = "SIGINT";
1789 sig_string = "SIGSEGV";
1792 sig_string = "Unknown?";
1795 fprintf (stderr, "Caught signal %d: %s\n", signal, sig_string);
1801 * initialises and calls the parser
1805 main (int argc, char **argv, char **envp)
1807 /* turn all optimizations off by default */
1808 memset (&optimize, 0, sizeof (struct optimize));
1810 /*printVersionInfo (); */
1813 fprintf (stderr, "Build error: no ports are enabled.\n");
1817 /* install atexit handler */
1818 atexit(rm_tmpfiles);
1820 /* install signal handler;
1821 it's only purpuse is to call exit() to remove temp files */
1822 if (!getenv("SDCC_LEAVE_SIGNALS"))
1824 signal (SIGABRT, sig_handler);
1825 signal (SIGTERM, sig_handler);
1826 signal (SIGINT , sig_handler);
1827 signal (SIGSEGV, sig_handler);
1830 /* Before parsing the command line options, do a
1831 * search for the port and processor and initialize
1832 * them if they're found. (We can't gurantee that these
1833 * will be the first options specified).
1836 _findPort (argc, argv);
1839 if (strcmp(port->target, "mcs51") == 0) {
1840 printf("DS390 jammed in A\n");
1846 _findProcessor (argc, argv);
1848 /* Initalise the port. */
1852 // Create a default exe search path from the path to the sdcc command
1855 setDefaultOptions ();
1858 options.model = MODEL_SMALL;
1859 options.stack10bit=0;
1862 parseCmdLine (argc, argv);
1864 /* if no input then printUsage & exit */
1865 if (!options.c1mode && !fullSrcFileName && !nrelFiles)
1872 _discoverPaths (argv[0]);
1874 /* initMem() is expensive, but
1875 initMem() must called before port->finaliseOptions ().
1876 And the z80 port needs port->finaliseOptions(),
1877 even if we're only linking. */
1879 port->finaliseOptions ();
1881 if (fullSrcFileName || options.c1mode)
1891 if (options.verbose)
1892 printf ("sdcc: Generating code...\n");
1899 if (TARGET_IS_PIC) {
1900 /* TSD PIC port hack - if the PIC port option is enabled
1901 and SDCC is used to generate PIC code, then we will
1902 generate .asm files in gpasm's format instead of SDCC's
1905 #if !OPT_DISABLE_PIC
1913 if (!options.c1mode && !noAssemble)
1915 if (options.verbose)
1916 printf ("sdcc: Calling assembler...\n");
1925 if (!options.cc_only &&
1929 (fullSrcFileName || nrelFiles))
1931 if (port->linker.do_link)
1932 port->linker.do_link ();