[5] | 1 | %option prefix="vs10_" |
---|
| 2 | |
---|
| 3 | %x INCLUDE DEFINE DEFSTR DEFSPACE SKIPLINE EATCOMMENT EATSTRING SAVELINE |
---|
| 4 | %x MACRONAME MACROBODY MACROPARM EATMACRO EATDEFINE MODIFIER MACROPARMSTART |
---|
| 5 | %x IFDEFNAME IFDEFBODY ENDMACRO MACROPARMEND |
---|
| 6 | |
---|
| 7 | %{ |
---|
| 8 | |
---|
| 9 | #include <stdarg.h> |
---|
| 10 | #include <stdlib.h> |
---|
| 11 | #ifdef _WIN32 |
---|
| 12 | #include <io.h> |
---|
| 13 | # ifdef __GNUC__ |
---|
| 14 | # include <sys/types.h> |
---|
| 15 | # include <ctype.h> |
---|
| 16 | # endif |
---|
| 17 | #else |
---|
| 18 | #include <sys/types.h> |
---|
| 19 | #include <ctype.h> |
---|
| 20 | #define _stat stat |
---|
| 21 | #define _open open |
---|
| 22 | #define _O_RDONLY O_RDONLY |
---|
| 23 | #define _fstat fstat |
---|
| 24 | #define _close close |
---|
| 25 | #define stricmp strcasecmp |
---|
| 26 | |
---|
| 27 | #endif |
---|
| 28 | #include <sys/stat.h> |
---|
| 29 | #include <fcntl.h> |
---|
| 30 | #include <string.h> |
---|
| 31 | #include "macro.h" |
---|
| 32 | #include "nvparse_errors.h" |
---|
| 33 | #include "vs1.0_inst_list.h" |
---|
| 34 | #include "_vs1.0_parser.h" |
---|
| 35 | #define yylineno line_number |
---|
| 36 | #include "nvparse_externs.h" |
---|
| 37 | |
---|
| 38 | #define yylineno line_number |
---|
| 39 | int line_incr; |
---|
| 40 | void LexError(char *format, ...); |
---|
| 41 | void LexWarning(char *format, ...); |
---|
| 42 | char *ReadTextFile(const char * filename); |
---|
| 43 | |
---|
| 44 | unsigned int MakeRegisterMask(char *findName); |
---|
| 45 | unsigned int FindSwizzleValue(char *swizzleText); |
---|
| 46 | |
---|
| 47 | |
---|
| 48 | enum ERROR_VALUES { |
---|
| 49 | ERROR_NONE = 0, |
---|
| 50 | ERROR_MEMORY_ALLOC, |
---|
| 51 | ERROR_FILE_OPEN, |
---|
| 52 | ERROR_UNSUCCESSFUL_ASSEMBLE, |
---|
| 53 | ERROR_TOO_MANY_PARMS, |
---|
| 54 | ERROR_DEST_WRITE, |
---|
| 55 | ERROR_LIST_OPEN, |
---|
| 56 | ERROR_DEST_OPEN, |
---|
| 57 | ERROR_NO_ARGUMENTS, |
---|
| 58 | ERROR_MACRO_OVERRUN |
---|
| 59 | }; |
---|
| 60 | |
---|
| 61 | |
---|
| 62 | |
---|
| 63 | //extern void GenSwitchFileNames(char *fileName); |
---|
| 64 | //extern unsigned int gLinesAssembled; |
---|
| 65 | unsigned int gLinesAssembled; |
---|
| 66 | |
---|
| 67 | #define YY_INPUT(buf,result,max_size) \ |
---|
| 68 | { \ |
---|
| 69 | int c = *myin++; \ |
---|
| 70 | result = (c == 0) ? YY_NULL : (buf[0] = c, 1); \ |
---|
| 71 | } |
---|
| 72 | |
---|
| 73 | #define SAFEDELETEARRAY(x) if ((x) != NULL) \ |
---|
| 74 | delete [] (x) |
---|
| 75 | #define SAFEFREE(x) if ((x) != NULL) \ |
---|
| 76 | free((x)) |
---|
| 77 | |
---|
| 78 | #define MAXREPLACESTRING 255 |
---|
| 79 | |
---|
| 80 | char gReplaceText[MAXREPLACESTRING+1]; |
---|
| 81 | |
---|
| 82 | // |
---|
| 83 | // forward prototypes for macro functions |
---|
| 84 | // |
---|
| 85 | void MacroIncFunction(char *, unsigned int *, char **); |
---|
| 86 | void MacroDecFunction(char *, unsigned int *, char **); |
---|
| 87 | void MacroAddFunction(char *, unsigned int *, char **); |
---|
| 88 | void MacroSubFunction(char *, unsigned int *, char **); |
---|
| 89 | |
---|
| 90 | MACROFUNCTIONS gMacroFunctions[] = { |
---|
| 91 | { "inc(", MacroIncFunction }, |
---|
| 92 | { "dec(", MacroDecFunction }, |
---|
| 93 | { "add(", MacroAddFunction }, |
---|
| 94 | { "sub(", MacroSubFunction } |
---|
| 95 | }; |
---|
| 96 | |
---|
| 97 | #define NUM_MACRO_FUNCTIONS (sizeof(gMacroFunctions) / sizeof(MACROFUNCTIONS)) |
---|
| 98 | |
---|
| 99 | #define MAX_INCLUDE_DEPTH 1024 |
---|
| 100 | typedef struct INCLUDEINFO |
---|
| 101 | { |
---|
| 102 | char *fileName; |
---|
| 103 | unsigned int lineNo; |
---|
| 104 | YY_BUFFER_STATE buffer; |
---|
| 105 | MACROENTRY *lastInvokeMacro; // save off in case nested macros. |
---|
| 106 | MACROENTRY *lastParseMacro; // recursive macros |
---|
| 107 | MACROTEXT *lastMacroLineParse; // save off for recursive lines of macros working on. |
---|
| 108 | bool lastbInsideMacro; // save off for recursive macros |
---|
| 109 | bool lastbInsideDefine; // save off for recursive macros/defines |
---|
| 110 | bool lastbInsideInclude; |
---|
| 111 | bool lastbProcessingIFDEF; // save off #define information |
---|
| 112 | // FILE *fileHandle; |
---|
| 113 | char *prevString; |
---|
| 114 | char *nextString; |
---|
| 115 | } INCLUDEINFO; |
---|
| 116 | |
---|
| 117 | INCLUDEINFO gIncludeStack[MAX_INCLUDE_DEPTH]; |
---|
| 118 | int gIncludeStackIndex = 0; |
---|
| 119 | |
---|
| 120 | IFDEFINFO gIfDefStack[MAX_IFDEF_DEPTH]; |
---|
| 121 | int gIfDefStackIndex = 0; |
---|
| 122 | |
---|
| 123 | unsigned int &base_linenumber = gIncludeStack[0].lineNo; |
---|
| 124 | |
---|
| 125 | bool gbInsideInclude = false; |
---|
| 126 | bool gbProcessingBuiltIn = false; |
---|
| 127 | bool gbProcessingDefine = false; |
---|
| 128 | unsigned int gCountParen = 0; |
---|
| 129 | |
---|
| 130 | bool gbProcessingIFDEF = false; |
---|
| 131 | bool gbIFDEF = false; |
---|
| 132 | bool gbCompareDefine = false; |
---|
| 133 | unsigned int gIfDefStartLine; |
---|
| 134 | |
---|
| 135 | |
---|
| 136 | MACROENTRY *gLastMacro; |
---|
| 137 | MACROENTRY *gInvokeMacro; |
---|
| 138 | MACROENTRY *gTempMacro; // until all the parameters are read |
---|
| 139 | MACROENTRY *FindMacro(char *macroName); |
---|
| 140 | MACROENTRY *FindNMacro(char *macroName, unsigned int sLen); |
---|
| 141 | |
---|
| 142 | MACROFUNCTIONPTR gMacroCallFunction; |
---|
| 143 | |
---|
| 144 | char *builtInMacros = "macro m3x2 reg1, reg2, reg3\n" |
---|
| 145 | " dp3 %reg1.x, %reg2, %reg3\n" |
---|
| 146 | " dp3 %reg1.y, %reg2, %inc(%reg3)\n" |
---|
| 147 | "endm"; |
---|
| 148 | |
---|
| 149 | // |
---|
| 150 | // local prototypes |
---|
| 151 | // |
---|
| 152 | void CleanUp(); |
---|
| 153 | void ReplaceMacroParms(char *srcLine, char *destLine, |
---|
| 154 | MACROENTRY *srcParms, MACROENTRY *invParms); |
---|
| 155 | |
---|
| 156 | MACROTEXT *SaveMacroText(char *srcText, MACROTEXT *lastMacroText); |
---|
| 157 | void FreeMacroEntry(MACROENTRY *macEntry); |
---|
| 158 | void EndMacroParms(); |
---|
| 159 | char *FindAlphaNum(char *srcStr, unsigned int *sLen); |
---|
| 160 | void DebugUnhandledState(); |
---|
| 161 | |
---|
| 162 | |
---|
| 163 | unsigned int gCommentStartLine; |
---|
| 164 | unsigned int gMacroStartLine; |
---|
| 165 | |
---|
| 166 | char *gCurFileName = NULL; |
---|
| 167 | |
---|
| 168 | #define MAXSAVELINE 4095 |
---|
| 169 | |
---|
| 170 | char gSaveLine[MAXSAVELINE+1]; |
---|
| 171 | char gMacroLine[MAXSAVELINE+1]; |
---|
| 172 | |
---|
| 173 | #if 1 |
---|
| 174 | #ifdef _DEBUG |
---|
| 175 | #define ECHO DebugUnhandledState(); |
---|
| 176 | #else |
---|
| 177 | #define ECHO |
---|
| 178 | #endif |
---|
| 179 | #endif |
---|
| 180 | |
---|
| 181 | bool gbInsideMacro = false; // flag if we are doing a macro replace or not. |
---|
| 182 | bool gbTempInsideMacro = false; |
---|
| 183 | unsigned int gInvokeState = INITIAL; |
---|
| 184 | |
---|
| 185 | |
---|
| 186 | MACROENTRY *gParseMacro; // which source macro entry we are using |
---|
| 187 | MACROENTRY *gTempParseMacro; // temporary holder until parameters are received. |
---|
| 188 | MACROTEXT *gMacroLineParse; // which line we are currently parsing inside the macro invocation |
---|
| 189 | |
---|
| 190 | typedef enum OPCODETYPE |
---|
| 191 | { |
---|
| 192 | TYPE_NONE = 0, |
---|
| 193 | TYPE_VERTEX_SHADER = 1, |
---|
| 194 | TYPE_PIXEL_SHADER = 2 |
---|
| 195 | }; |
---|
| 196 | typedef struct OPCODEMAP |
---|
| 197 | { |
---|
| 198 | char *string; // string for opcode |
---|
| 199 | int tokenName; // name of the corresponding token |
---|
| 200 | int numArguments; // number of arguments for opcode |
---|
| 201 | float version; // minimum version supported in. |
---|
| 202 | int opcodeTypeFlags; // whether opcode can be used in vertex shader or pixel shader |
---|
| 203 | bool opcodeModify; // if opcode modifiers can be used |
---|
| 204 | bool textureOpcode; // only outputs to the texture unit |
---|
| 205 | } OPCODEMAP; |
---|
| 206 | |
---|
| 207 | #ifndef TRUE |
---|
| 208 | #define TRUE true |
---|
| 209 | #endif |
---|
| 210 | #ifndef FALSE |
---|
| 211 | #define FALSE false |
---|
| 212 | #endif |
---|
| 213 | |
---|
| 214 | OPCODEMAP theOpcodes[] = { |
---|
| 215 | { "add", ADD_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 216 | { "dp3", DP3_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 217 | { "dp4", DP4_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 218 | { "dst", DST_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 219 | { "exp", EXP_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 220 | { "expp", EXPP_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 221 | { "frc", FRC_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 222 | { "lit", LIT_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 223 | { "log", LOG_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 224 | { "logp", LOGP_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 225 | { "m3x2", M3X2_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 226 | { "m3x3", M3X3_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 227 | { "m3x4", M3X4_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 228 | { "m4x3", M4X3_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 229 | { "m4x4", M4X4_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 230 | { "mad", MAD_INSTR, 4, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 231 | { "max", MAX_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 232 | { "min", MIN_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 233 | { "mov", MOV_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 234 | { "mul", MUL_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 235 | { "nop", NOP_INSTR, 0, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 236 | { "rcp", RCP_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 237 | { "rsq", RSQ_INSTR, 2, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 238 | { "sge", SGE_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 239 | { "slt", SLT_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER, FALSE, FALSE }, |
---|
| 240 | { "sub", SUB_INSTR, 3, 1.0f, TYPE_VERTEX_SHADER | TYPE_PIXEL_SHADER, TRUE, FALSE }, |
---|
| 241 | }; |
---|
| 242 | |
---|
| 243 | #define NUMOPCODES (sizeof(theOpcodes) / sizeof(OPCODEMAP)) |
---|
| 244 | OPCODEMAP *FindOpcode(char *findName); |
---|
| 245 | |
---|
| 246 | |
---|
| 247 | %} |
---|
| 248 | |
---|
| 249 | digits ([0-9]+) |
---|
| 250 | digit ([0-9]) |
---|
| 251 | pt "." |
---|
| 252 | sign [+-]? |
---|
| 253 | exponent ([eE]{sign}{digits}) |
---|
| 254 | alpha [a-zA-Z_] |
---|
| 255 | alphadigs [a-zA-Z0-9_] |
---|
| 256 | notAlphaDigs ([^a-zA-Z0-9_]) |
---|
| 257 | |
---|
| 258 | identifier {alpha}{alphadigs}* |
---|
| 259 | |
---|
| 260 | |
---|
| 261 | %% |
---|
| 262 | |
---|
| 263 | <SAVELINE>.*\n { |
---|
| 264 | gbProcessingDefine = false; |
---|
| 265 | gSaveLine[0] = '\0'; |
---|
| 266 | strncat(gSaveLine, yytext, MAXSAVELINE); |
---|
| 267 | // GenDebugLine(); |
---|
| 268 | if (gbProcessingIFDEF && (gbCompareDefine != gbIFDEF)) |
---|
| 269 | { |
---|
| 270 | BEGIN(IFDEFBODY); |
---|
| 271 | } |
---|
| 272 | else |
---|
| 273 | { |
---|
| 274 | BEGIN(INITIAL); |
---|
| 275 | } |
---|
| 276 | yyless(0); |
---|
| 277 | } |
---|
| 278 | |
---|
| 279 | <SAVELINE>.* { |
---|
| 280 | gbProcessingDefine = false; |
---|
| 281 | gSaveLine[0] = '\0'; |
---|
| 282 | strncat(gSaveLine, yytext, MAXSAVELINE); |
---|
| 283 | // GenDebugLine(); |
---|
| 284 | if (gbProcessingIFDEF && (gbCompareDefine != gbIFDEF)) |
---|
| 285 | { |
---|
| 286 | BEGIN(IFDEFBODY); |
---|
| 287 | } |
---|
| 288 | else |
---|
| 289 | { |
---|
| 290 | BEGIN(INITIAL); |
---|
| 291 | } |
---|
| 292 | yyless(0); |
---|
| 293 | } |
---|
| 294 | |
---|
| 295 | a{digits}[ \t]*[\n]? { |
---|
| 296 | // fprintf( stderr, "%s", yytext ); |
---|
| 297 | vs10_lval.reg.type = TYPE_ADDRESS_REG; |
---|
| 298 | vs10_lval.reg.index = atoi(&yytext[1]); |
---|
| 299 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 300 | line_incr = 1; |
---|
| 301 | return REGISTER; |
---|
| 302 | } |
---|
| 303 | |
---|
| 304 | v{digits}[ \t]*[\n]? { |
---|
| 305 | // fprintf( stderr, "%s", yytext ); |
---|
| 306 | vs10_lval.reg.type = TYPE_VERTEX_ATTRIB_REG; |
---|
| 307 | vs10_lval.reg.index = atoi(&yytext[1]); |
---|
| 308 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 309 | line_incr = 1; |
---|
| 310 | return REGISTER; |
---|
| 311 | } |
---|
| 312 | |
---|
| 313 | r{digits}[ \t]*[\n]? { |
---|
| 314 | // fprintf( stderr, "%s", yytext ); |
---|
| 315 | vs10_lval.reg.type = TYPE_TEMPORARY_REG; |
---|
| 316 | vs10_lval.reg.index = atoi(&yytext[1]); |
---|
| 317 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 318 | line_incr = 1; |
---|
| 319 | return REGISTER; |
---|
| 320 | } |
---|
| 321 | |
---|
| 322 | c{digits}[ \t]*[\n]? { |
---|
| 323 | // fprintf( stderr, "%s", yytext ); |
---|
| 324 | vs10_lval.reg.type = TYPE_CONSTANT_MEM_REG; |
---|
| 325 | vs10_lval.reg.index = atoi(&yytext[1]); |
---|
| 326 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 327 | line_incr = 1; |
---|
| 328 | return REGISTER; |
---|
| 329 | } |
---|
| 330 | |
---|
| 331 | oT{digits}[ \t]*[\n]? { |
---|
| 332 | // fprintf( stderr, "%s", yytext ); |
---|
| 333 | vs10_lval.reg.type = TYPE_TEXTURE_RESULT_REG; |
---|
| 334 | vs10_lval.reg.index = atoi(&yytext[2]); |
---|
| 335 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 336 | line_incr = 1; |
---|
| 337 | return REGISTER; |
---|
| 338 | } |
---|
| 339 | |
---|
| 340 | oD{digits}[ \t]*[\n]? { |
---|
| 341 | // fprintf( stderr, "%s", yytext ); |
---|
| 342 | vs10_lval.reg.type = TYPE_COLOR_RESULT_REG; |
---|
| 343 | vs10_lval.reg.index = atoi(&yytext[2]); |
---|
| 344 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 345 | line_incr = 1; |
---|
| 346 | return REGISTER; |
---|
| 347 | } |
---|
| 348 | |
---|
| 349 | oFog[ \t]*[\n]? { |
---|
| 350 | // fprintf( stderr, "%s", yytext ); |
---|
| 351 | vs10_lval.reg.type = TYPE_FOG_RESULT_REG; |
---|
| 352 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 353 | line_incr = 1; |
---|
| 354 | return REGISTER; |
---|
| 355 | } |
---|
| 356 | |
---|
| 357 | oPos[ \t]*[\n]? { |
---|
| 358 | // fprintf( stderr, "%s", yytext ); |
---|
| 359 | vs10_lval.reg.type = TYPE_POSITION_RESULT_REG; |
---|
| 360 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 361 | line_incr = 1; |
---|
| 362 | return REGISTER; |
---|
| 363 | } |
---|
| 364 | |
---|
| 365 | oPts[ \t]*[\n]? { |
---|
| 366 | // fprintf( stderr, "%s", yytext ); |
---|
| 367 | vs10_lval.reg.type = TYPE_POINTS_RESULT_REG; |
---|
| 368 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 369 | line_incr = 1; |
---|
| 370 | return REGISTER; |
---|
| 371 | } |
---|
| 372 | |
---|
| 373 | [a-zA-Z][a-zA-Z0-9]+[ \t\n_] { |
---|
| 374 | |
---|
| 375 | unsigned int offset; |
---|
| 376 | |
---|
| 377 | offset = strcspn(yytext, " \t\n_"); |
---|
| 378 | yyless(offset); |
---|
| 379 | |
---|
| 380 | OPCODEMAP *opcodeMap = FindOpcode(yytext); |
---|
| 381 | if ( opcodeMap != NULL ) |
---|
| 382 | { |
---|
| 383 | // fprintf( stderr, "%s\t", opcodeMap->string ); |
---|
| 384 | return( opcodeMap->tokenName ); |
---|
| 385 | } |
---|
| 386 | else |
---|
| 387 | { |
---|
| 388 | gTempParseMacro = FindMacro(yytext); |
---|
| 389 | |
---|
| 390 | if (gTempParseMacro != NULL) |
---|
| 391 | { |
---|
| 392 | if (gIncludeStackIndex >= MAX_INCLUDE_DEPTH ) |
---|
| 393 | { |
---|
| 394 | LexError("macros nested too deeply"); |
---|
| 395 | exit( 1 ); |
---|
| 396 | } |
---|
| 397 | |
---|
| 398 | if (gTempParseMacro->firstMacroLines != NULL) |
---|
| 399 | { |
---|
| 400 | |
---|
| 401 | gTempMacro = (MACROENTRY *)malloc(sizeof(MACROENTRY)); |
---|
| 402 | if (gTempMacro == NULL) |
---|
| 403 | { |
---|
| 404 | LexError("Out of memory allocating MACROENTRY structure.\n"); |
---|
| 405 | } |
---|
| 406 | else |
---|
| 407 | { |
---|
| 408 | |
---|
| 409 | gTempMacro->next = NULL; |
---|
| 410 | gTempMacro->prev = NULL; |
---|
| 411 | gTempMacro->macroName = NULL; |
---|
| 412 | gTempMacro->firstMacroParms = NULL; |
---|
| 413 | gTempMacro->lastMacroParms = NULL; |
---|
| 414 | gTempMacro->firstMacroLines = NULL; |
---|
| 415 | gTempMacro->lastMacroLines = NULL; |
---|
| 416 | gTempMacro->numParms = 0; |
---|
| 417 | gTempMacro->nLines = 0; |
---|
| 418 | |
---|
| 419 | gbTempInsideMacro = true; // flag we are currently doing a macro replace. |
---|
| 420 | gInvokeState = YYSTATE; |
---|
| 421 | if (gTempParseMacro->numParms > 0) |
---|
| 422 | { |
---|
| 423 | BEGIN(MACROPARMSTART); |
---|
| 424 | } |
---|
| 425 | else |
---|
| 426 | { |
---|
| 427 | EndMacroParms(); |
---|
| 428 | gbTempInsideMacro = false; // no longer waiting for macro invocation |
---|
| 429 | } |
---|
| 430 | |
---|
| 431 | |
---|
| 432 | } |
---|
| 433 | } |
---|
| 434 | } |
---|
| 435 | else |
---|
| 436 | { |
---|
| 437 | // fprintf( stderr, "Opcode: \"%s\" not found\n", yytext ); |
---|
| 438 | REJECT; |
---|
| 439 | } |
---|
| 440 | } |
---|
| 441 | |
---|
| 442 | //unsigned int offset; |
---|
| 443 | // |
---|
| 444 | //INSTRMAP *opcodeMap; |
---|
| 445 | // |
---|
| 446 | //offset = strcspn(yytext, " \t\n_"); |
---|
| 447 | //yyless(offset); |
---|
| 448 | //opcodeMap = FindInstruction(yytext); |
---|
| 449 | //if (opcodeMap == NULL) |
---|
| 450 | //{ |
---|
| 451 | // REJECT; |
---|
| 452 | //} |
---|
| 453 | // |
---|
| 454 | //yylval.opcodeInfo.opcodeMap = opcodeMap; |
---|
| 455 | // |
---|
| 456 | //return OPCODE; |
---|
| 457 | } |
---|
| 458 | |
---|
| 459 | |
---|
| 460 | ";".* { |
---|
| 461 | // fprintf( stderr, "%s", yytext ); |
---|
| 462 | char *cmt = new char[yyleng+1]; |
---|
| 463 | strncpy( cmt, yytext, yyleng ); |
---|
| 464 | cmt[0] = '#'; |
---|
| 465 | cmt[yyleng] = '\0'; |
---|
| 466 | vs10_lval.comment = cmt; |
---|
| 467 | return COMMENT; |
---|
| 468 | } |
---|
| 469 | |
---|
| 470 | "//".* { |
---|
| 471 | // fprintf( stderr, "%s", yytext ); |
---|
| 472 | char *cmt = new char[yyleng+1]; |
---|
| 473 | strncpy( cmt+1, yytext+1, yyleng-1 ); |
---|
| 474 | cmt[0] = '#'; |
---|
| 475 | cmt[1] = ' '; |
---|
| 476 | cmt[yyleng] = '\0'; |
---|
| 477 | vs10_lval.comment = cmt; |
---|
| 478 | return COMMENT; |
---|
| 479 | } |
---|
| 480 | |
---|
| 481 | "+"[ \t]*\n { |
---|
| 482 | fprintf( stderr, "COISSUE found\n" ); |
---|
| 483 | yyless(yyleng-1); |
---|
| 484 | //return COISSUE; |
---|
| 485 | } |
---|
| 486 | |
---|
| 487 | ^[ \t]*"+"[ \t]* { |
---|
| 488 | fprintf( stderr, "COISSUE found\n" ); |
---|
| 489 | //return COISSUE; |
---|
| 490 | } |
---|
| 491 | |
---|
| 492 | <INITIAL,MACROBODY>"/*" { |
---|
| 493 | gCommentStartLine = yylineno; |
---|
| 494 | yyless(0); |
---|
| 495 | BEGIN(EATCOMMENT); |
---|
| 496 | } |
---|
| 497 | |
---|
| 498 | "#include"[ \t]+ { |
---|
| 499 | BEGIN(INCLUDE); |
---|
| 500 | } |
---|
| 501 | |
---|
| 502 | <INCLUDE>[^ \t].*\n { /* got the include file name */ |
---|
| 503 | |
---|
| 504 | // FILE *newyyin; |
---|
| 505 | char *newyyin; |
---|
| 506 | char incFileName[1024]; |
---|
| 507 | unsigned long sLen; |
---|
| 508 | bool validFileName; |
---|
| 509 | |
---|
| 510 | if ( gIncludeStackIndex >= MAX_INCLUDE_DEPTH ) |
---|
| 511 | { |
---|
| 512 | LexError("Includes nested too deeply, aborting\n"); |
---|
| 513 | exit( 1 ); |
---|
| 514 | } |
---|
| 515 | |
---|
| 516 | // GenDebugLine(); |
---|
| 517 | // GenListString(); |
---|
| 518 | yylineno++; |
---|
| 519 | gLinesAssembled++; |
---|
| 520 | |
---|
| 521 | validFileName = true; |
---|
| 522 | // zap "" and <> |
---|
| 523 | if ((yytext[0] == '"') || (yytext[0] == '<')) |
---|
| 524 | { |
---|
| 525 | char *endQuote; |
---|
| 526 | endQuote = strchr(&yytext[1], yytext[0]); |
---|
| 527 | sLen = (endQuote - yytext)-1; |
---|
| 528 | if (endQuote == NULL) |
---|
| 529 | { |
---|
| 530 | LexError("Unable to open include file %s\n", incFileName); |
---|
| 531 | BEGIN(INITIAL); |
---|
| 532 | validFileName = false; |
---|
| 533 | } |
---|
| 534 | else |
---|
| 535 | { |
---|
| 536 | incFileName[0] ='\0'; |
---|
| 537 | strncat(incFileName, &yytext[1], sLen); |
---|
| 538 | } |
---|
| 539 | } |
---|
| 540 | else |
---|
| 541 | { |
---|
| 542 | strcpy(incFileName, yytext); |
---|
| 543 | } |
---|
| 544 | |
---|
| 545 | if (validFileName) |
---|
| 546 | { |
---|
| 547 | sLen = strlen(incFileName); |
---|
| 548 | if ((incFileName[sLen-1] == '"') || (incFileName[sLen-1] == '>')) |
---|
| 549 | { |
---|
| 550 | incFileName[sLen-1] = '\0'; |
---|
| 551 | } |
---|
| 552 | |
---|
| 553 | |
---|
| 554 | newyyin = ReadTextFile( incFileName ); |
---|
| 555 | // newyyin = fopen( incFileName, "r" ); |
---|
| 556 | |
---|
| 557 | if ( ! newyyin ) |
---|
| 558 | { |
---|
| 559 | LexError("Unable to open include file %s\n", incFileName); |
---|
| 560 | BEGIN(SAVELINE); |
---|
| 561 | } |
---|
| 562 | else |
---|
| 563 | { |
---|
| 564 | gIncludeStack[gIncludeStackIndex].fileName = gCurFileName; |
---|
| 565 | gIncludeStack[gIncludeStackIndex].lineNo = yylineno; |
---|
| 566 | // gIncludeStack[gIncludeStackIndex].fileHandle = yyin; |
---|
| 567 | gIncludeStack[gIncludeStackIndex].prevString = myin; |
---|
| 568 | gIncludeStack[gIncludeStackIndex].nextString = newyyin; |
---|
| 569 | gIncludeStack[gIncludeStackIndex].lastInvokeMacro = gInvokeMacro; |
---|
| 570 | gIncludeStack[gIncludeStackIndex].lastParseMacro = gParseMacro; |
---|
| 571 | gIncludeStack[gIncludeStackIndex].lastMacroLineParse = gMacroLineParse; |
---|
| 572 | gIncludeStack[gIncludeStackIndex].lastbInsideMacro = gbInsideMacro; |
---|
| 573 | gIncludeStack[gIncludeStackIndex].lastbInsideInclude = gbInsideInclude; |
---|
| 574 | gIncludeStack[gIncludeStackIndex].buffer = YY_CURRENT_BUFFER; |
---|
| 575 | gIncludeStack[gIncludeStackIndex].lastbProcessingIFDEF = gbProcessingIFDEF; |
---|
| 576 | gIncludeStackIndex++; |
---|
| 577 | |
---|
| 578 | gbProcessingIFDEF = false; |
---|
| 579 | |
---|
| 580 | gCurFileName = strdup(incFileName); |
---|
| 581 | // yyin = newyyin; |
---|
| 582 | myin = newyyin; |
---|
| 583 | |
---|
| 584 | // GenSwitchFileNames(gCurFileName); |
---|
| 585 | |
---|
| 586 | yylineno = 1; |
---|
| 587 | |
---|
| 588 | yy_switch_to_buffer(yy_create_buffer( yyin, YY_BUF_SIZE ) ); |
---|
| 589 | |
---|
| 590 | gbInsideInclude = true; |
---|
| 591 | |
---|
| 592 | BEGIN(SAVELINE); |
---|
| 593 | } |
---|
| 594 | } |
---|
| 595 | } |
---|
| 596 | |
---|
| 597 | <EATCOMMENT><<EOF>> { |
---|
| 598 | LexError("End of file reached before end of comment started on line %d.\n", gCommentStartLine); |
---|
| 599 | BEGIN(INITIAL); |
---|
| 600 | } |
---|
| 601 | |
---|
| 602 | <EATCOMMENT>.*\n { |
---|
| 603 | char *endComment; |
---|
| 604 | unsigned int keepSize; |
---|
| 605 | |
---|
| 606 | strcpy(gSaveLine, yytext); |
---|
| 607 | endComment = strstr(yytext, "*/"); |
---|
| 608 | |
---|
| 609 | char *cmt; |
---|
| 610 | if (endComment != NULL) |
---|
| 611 | { |
---|
| 612 | keepSize = (endComment - yytext+2); |
---|
| 613 | yyless(keepSize); |
---|
| 614 | BEGIN(INITIAL); |
---|
| 615 | |
---|
| 616 | if ( yytext[0] == '/' && yytext[1] == '*' ) |
---|
| 617 | { |
---|
| 618 | cmt = new char[yyleng]; |
---|
| 619 | strncpy( cmt+3, yytext+2, yyleng-2 ); |
---|
| 620 | cmt[0] = '#'; |
---|
| 621 | cmt[1] = ' '; |
---|
| 622 | cmt[2] = ' '; |
---|
| 623 | cmt[yyleng-1] = '\0'; |
---|
| 624 | } |
---|
| 625 | else |
---|
| 626 | { |
---|
| 627 | cmt = new char[yyleng]; |
---|
| 628 | strncpy( cmt+1, yytext, yyleng-2 ); |
---|
| 629 | cmt[0] = '#'; |
---|
| 630 | cmt[yyleng-1] = '\0'; |
---|
| 631 | } |
---|
| 632 | vs10_lval.comment = cmt; |
---|
| 633 | return COMMENT; |
---|
| 634 | } |
---|
| 635 | else |
---|
| 636 | { |
---|
| 637 | // GenDebugLine(); |
---|
| 638 | // GenListString(); |
---|
| 639 | gLinesAssembled++; |
---|
| 640 | yylineno++; |
---|
| 641 | |
---|
| 642 | if ( yytext[0] == '/' && yytext[1] == '*' ) |
---|
| 643 | { |
---|
| 644 | cmt = new char[yyleng+2]; |
---|
| 645 | strncpy( cmt+3, yytext+2, yyleng-2 ); |
---|
| 646 | cmt[0] = '#'; |
---|
| 647 | cmt[1] = ' '; |
---|
| 648 | cmt[2] = ' '; |
---|
| 649 | cmt[yyleng+1] = '\0'; |
---|
| 650 | } |
---|
| 651 | else |
---|
| 652 | { |
---|
| 653 | cmt = new char[yyleng+2]; |
---|
| 654 | strncpy( cmt+1, yytext, yyleng ); |
---|
| 655 | cmt[0] = '#'; |
---|
| 656 | cmt[yyleng+1] = '\0'; |
---|
| 657 | } |
---|
| 658 | vs10_lval.comment = cmt; |
---|
| 659 | return COMMENT; |
---|
| 660 | } |
---|
| 661 | } |
---|
| 662 | |
---|
| 663 | <DEFSTR><<EOF>> { |
---|
| 664 | LexError("#define was incomplete before end of file\n"); |
---|
| 665 | BEGIN(INITIAL); |
---|
| 666 | } |
---|
| 667 | |
---|
| 668 | <DEFINE><<EOF>> { |
---|
| 669 | LexError("#define was incomplete before end of file\n"); |
---|
| 670 | BEGIN(INITIAL); |
---|
| 671 | } |
---|
| 672 | |
---|
| 673 | <DEFSPACE><<EOF>> { |
---|
| 674 | LexError("#define was incomplete before end of file\n"); |
---|
| 675 | BEGIN(INITIAL); |
---|
| 676 | } |
---|
| 677 | |
---|
| 678 | <INCLUDE><<EOF>> { |
---|
| 679 | LexError("#include was incomplete before end of file\n"); |
---|
| 680 | BEGIN(INITIAL); |
---|
| 681 | } |
---|
| 682 | |
---|
| 683 | <MACROBODY><<EOF>> { |
---|
| 684 | LexError("End of file reached before end of #define or endm was found, macro started on line %d.\n", gMacroStartLine); |
---|
| 685 | BEGIN(INITIAL); |
---|
| 686 | } |
---|
| 687 | |
---|
| 688 | <IFDEFBODY><<EOF>> { |
---|
| 689 | LexError("End of file reached before #endif found, macro started on line %d.\n", gIfDefStartLine); |
---|
| 690 | BEGIN(INITIAL); |
---|
| 691 | } |
---|
| 692 | |
---|
| 693 | <DEFSTR>\n { |
---|
| 694 | LexError("#define was incomplete before end of line\n"); |
---|
| 695 | BEGIN(SAVELINE); |
---|
| 696 | // GenDebugLine(); |
---|
| 697 | // GenListString(); |
---|
| 698 | gLinesAssembled++; |
---|
| 699 | yylineno++; |
---|
| 700 | } |
---|
| 701 | |
---|
| 702 | <DEFINE>\n { |
---|
| 703 | LexError("#define was incomplete before end of line\n"); |
---|
| 704 | BEGIN(SAVELINE); |
---|
| 705 | // GenDebugLine(); |
---|
| 706 | // GenListString(); |
---|
| 707 | gLinesAssembled++; |
---|
| 708 | yylineno++; |
---|
| 709 | } |
---|
| 710 | |
---|
| 711 | <DEFSPACE>\n { |
---|
| 712 | LexError("#define was incomplete before end of line\n"); |
---|
| 713 | BEGIN(SAVELINE); |
---|
| 714 | // GenDebugLine(); |
---|
| 715 | // GenListString(); |
---|
| 716 | gLinesAssembled++; |
---|
| 717 | yylineno++; |
---|
| 718 | } |
---|
| 719 | |
---|
| 720 | "#ifdef"[ \t]+ { |
---|
| 721 | if (gIfDefStackIndex >= MAX_IFDEF_DEPTH) |
---|
| 722 | { |
---|
| 723 | LexError("Out of stack space for #ifdef, aborting.\n"); |
---|
| 724 | exit( 1 ); |
---|
| 725 | } |
---|
| 726 | else |
---|
| 727 | { |
---|
| 728 | gIfDefStack[gIfDefStackIndex].lastbProcessingIFDEF = gbProcessingIFDEF; |
---|
| 729 | gIfDefStack[gIfDefStackIndex].lastbIFDEF = gbIFDEF; |
---|
| 730 | gIfDefStack[gIfDefStackIndex].lastbCompareDefine = gbCompareDefine; |
---|
| 731 | gIfDefStack[gIfDefStackIndex].lastIfDefStartLine = gIfDefStartLine; |
---|
| 732 | gIfDefStackIndex++; |
---|
| 733 | gIfDefStartLine = yylineno; |
---|
| 734 | |
---|
| 735 | gbCompareDefine = true; |
---|
| 736 | BEGIN(IFDEFNAME); |
---|
| 737 | } |
---|
| 738 | } |
---|
| 739 | |
---|
| 740 | "#ifndef"[ \t]+ { |
---|
| 741 | if (gIfDefStackIndex >= MAX_IFDEF_DEPTH) |
---|
| 742 | { |
---|
| 743 | LexError("Out of stack space for #ifdef, aborting.\n"); |
---|
| 744 | exit( 1 ); |
---|
| 745 | } |
---|
| 746 | else |
---|
| 747 | { |
---|
| 748 | gIfDefStack[gIfDefStackIndex].lastbProcessingIFDEF = gbProcessingIFDEF; |
---|
| 749 | gIfDefStack[gIfDefStackIndex].lastbIFDEF = gbIFDEF; |
---|
| 750 | gIfDefStack[gIfDefStackIndex].lastbCompareDefine = gbCompareDefine; |
---|
| 751 | gIfDefStack[gIfDefStackIndex].lastIfDefStartLine = gIfDefStartLine; |
---|
| 752 | gIfDefStackIndex++; |
---|
| 753 | gIfDefStartLine = yylineno; |
---|
| 754 | |
---|
| 755 | gbCompareDefine = false; |
---|
| 756 | BEGIN(IFDEFNAME); |
---|
| 757 | } |
---|
| 758 | } |
---|
| 759 | |
---|
| 760 | <INITIAL,IFDEFBODY>"#else"[ \t]*((";"|"//").*)* { |
---|
| 761 | if (!gbProcessingIFDEF) |
---|
| 762 | { |
---|
| 763 | LexError("Unexpected #else found at line %d, skipping.\n", yylineno); |
---|
| 764 | } |
---|
| 765 | else |
---|
| 766 | { |
---|
| 767 | gbCompareDefine = !gbCompareDefine; |
---|
| 768 | BEGIN(INITIAL); |
---|
| 769 | } |
---|
| 770 | } |
---|
| 771 | |
---|
| 772 | <IFDEFNAME>.*\n { |
---|
| 773 | char *defineName; |
---|
| 774 | unsigned int sLen; |
---|
| 775 | |
---|
| 776 | |
---|
| 777 | defineName = FindAlphaNum(yytext, &sLen); |
---|
| 778 | if (defineName == NULL) |
---|
| 779 | { |
---|
| 780 | defineName = strdup(yytext); |
---|
| 781 | defineName[yyleng-1] = '\0'; // kill \n |
---|
| 782 | LexWarning("Mangled name (%s) for #ifdef, assuming not defined.\n", defineName); |
---|
| 783 | free(defineName); |
---|
| 784 | gbIFDEF = false; |
---|
| 785 | } |
---|
| 786 | else |
---|
| 787 | { |
---|
| 788 | if (FindNMacro(defineName, sLen) != NULL) |
---|
| 789 | { |
---|
| 790 | gbIFDEF = true; |
---|
| 791 | } |
---|
| 792 | else |
---|
| 793 | { |
---|
| 794 | gbIFDEF = false; |
---|
| 795 | } |
---|
| 796 | } |
---|
| 797 | |
---|
| 798 | gbProcessingIFDEF = true; |
---|
| 799 | if (gbIFDEF != gbCompareDefine) |
---|
| 800 | { |
---|
| 801 | BEGIN(IFDEFBODY); |
---|
| 802 | } |
---|
| 803 | else |
---|
| 804 | { |
---|
| 805 | BEGIN(SAVELINE); |
---|
| 806 | } |
---|
| 807 | |
---|
| 808 | // GenDebugLine(); |
---|
| 809 | // GenListString(); |
---|
| 810 | gLinesAssembled++; |
---|
| 811 | yylineno++; |
---|
| 812 | } |
---|
| 813 | |
---|
| 814 | <INITIAL,IFDEFBODY>[ \t]*"#endif"[ \t]*((";"|"//").*)* { |
---|
| 815 | if (!gbProcessingIFDEF) |
---|
| 816 | { |
---|
| 817 | LexError("Unexpected #endif found at line %d, skipping.\n", yylineno); |
---|
| 818 | } |
---|
| 819 | else |
---|
| 820 | { |
---|
| 821 | gIfDefStackIndex--; |
---|
| 822 | gbProcessingIFDEF = gIfDefStack[gIfDefStackIndex].lastbProcessingIFDEF; |
---|
| 823 | gbIFDEF = gIfDefStack[gIfDefStackIndex].lastbIFDEF; |
---|
| 824 | gbCompareDefine = gIfDefStack[gIfDefStackIndex].lastbCompareDefine; |
---|
| 825 | gIfDefStartLine = gIfDefStack[gIfDefStackIndex].lastIfDefStartLine; |
---|
| 826 | |
---|
| 827 | } |
---|
| 828 | |
---|
| 829 | if (YYSTATE == IFDEFBODY) |
---|
| 830 | { |
---|
| 831 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 832 | } |
---|
| 833 | |
---|
| 834 | BEGIN(ENDMACRO); |
---|
| 835 | |
---|
| 836 | } |
---|
| 837 | |
---|
| 838 | <ENDMACRO>.* { |
---|
| 839 | LexWarning("Garbage at end of #endif or endm will be ignored.\n"); |
---|
| 840 | } |
---|
| 841 | |
---|
| 842 | <ENDMACRO>\n { |
---|
| 843 | BEGIN(SAVELINE); |
---|
| 844 | return '\n'; |
---|
| 845 | } |
---|
| 846 | |
---|
| 847 | <ENDMACRO><<EOF>> { |
---|
| 848 | BEGIN(INITIAL); |
---|
| 849 | } |
---|
| 850 | |
---|
| 851 | <IFDEFBODY>.* { |
---|
| 852 | // eat line, because we are not in a TRUE #ifdef, or FALSE #ifndef |
---|
| 853 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 854 | } |
---|
| 855 | |
---|
| 856 | <IFDEFBODY>\n { |
---|
| 857 | strcat(gSaveLine, yytext); |
---|
| 858 | // GenDebugLine(); |
---|
| 859 | // GenListString(); |
---|
| 860 | yylineno++; |
---|
| 861 | gLinesAssembled++; |
---|
| 862 | } |
---|
| 863 | |
---|
| 864 | "#define"[ \t]+ { |
---|
| 865 | gbProcessingDefine = true; |
---|
| 866 | gMacroStartLine = yylineno; |
---|
| 867 | gCountParen = 0; |
---|
| 868 | BEGIN(MACRONAME); |
---|
| 869 | } |
---|
| 870 | |
---|
| 871 | <SKIPLINE>.*\n { |
---|
| 872 | BEGIN(SAVELINE); |
---|
| 873 | // GenDebugLine(); |
---|
| 874 | // GenListString(); |
---|
| 875 | gLinesAssembled++; |
---|
| 876 | yylineno++; |
---|
| 877 | } |
---|
| 878 | |
---|
| 879 | "vs."{digits}"."{digits}[ \t]*[\n]? { |
---|
| 880 | // unsigned int majorVersion; |
---|
| 881 | // unsigned int minorVersion; |
---|
| 882 | // int minorOffset; |
---|
| 883 | // |
---|
| 884 | // |
---|
| 885 | // majorVersion = (unsigned int)(atoi(&yytext[3])); |
---|
| 886 | // // skip "ps." + second '.' |
---|
| 887 | // minorOffset = strcspn(&yytext[3], ".")+4; |
---|
| 888 | // minorVersion = (unsigned int)(atoi(&yytext[minorOffset])); |
---|
| 889 | // yylval.ival = D3DVS_VERSION(majorVersion, minorVersion); |
---|
| 890 | // |
---|
| 891 | |
---|
| 892 | // fprintf( stderr, "%s", yytext ); |
---|
| 893 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 894 | line_incr = 1; |
---|
| 895 | return VERTEX_SHADER; |
---|
| 896 | } |
---|
| 897 | |
---|
| 898 | {digits} { |
---|
| 899 | // fprintf( stderr, "%s", yytext ); |
---|
| 900 | vs10_lval.ival = atoi(yytext); |
---|
| 901 | return INTVAL; |
---|
| 902 | } |
---|
| 903 | |
---|
| 904 | |
---|
| 905 | {pt} { |
---|
| 906 | BEGIN(MODIFIER); |
---|
| 907 | //fprintf( stderr, "." ); |
---|
| 908 | return yytext[0]; |
---|
| 909 | } |
---|
| 910 | |
---|
| 911 | <MODIFIER>[w-z][w-z][w-z][w-z][ \t]*[\n]? { |
---|
| 912 | // fprintf( stderr, "%s", yytext ); |
---|
| 913 | BEGIN(INITIAL); |
---|
| 914 | |
---|
| 915 | vs10_lval.mask[0] = tolower(yytext[0]); |
---|
| 916 | vs10_lval.mask[1] = tolower(yytext[1]); |
---|
| 917 | vs10_lval.mask[2] = tolower(yytext[2]); |
---|
| 918 | vs10_lval.mask[3] = tolower(yytext[3]); |
---|
| 919 | |
---|
| 920 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 921 | line_incr = 1; |
---|
| 922 | |
---|
| 923 | return XYZW_MODIFIER; |
---|
| 924 | |
---|
| 925 | #if 0 |
---|
| 926 | char temp[6]; |
---|
| 927 | |
---|
| 928 | temp[0] = '\0'; |
---|
| 929 | strncat(temp, yytext, 4); |
---|
| 930 | strlwr(temp); |
---|
| 931 | vs10_lval.lval = FindSwizzleValue(temp); |
---|
| 932 | |
---|
| 933 | BEGIN(INITIAL); |
---|
| 934 | return SWIZZLE_MODIFIER; |
---|
| 935 | #endif |
---|
| 936 | |
---|
| 937 | } |
---|
| 938 | |
---|
| 939 | <MODIFIER>[w-z][w-z]?[w-z]?[w-z]?[ \t]*[\n]? { |
---|
| 940 | // fprintf( stderr, "%s", yytext ); |
---|
| 941 | BEGIN(INITIAL); |
---|
| 942 | |
---|
| 943 | int validLen = strspn(yytext, "xyzw"); |
---|
| 944 | int i; |
---|
| 945 | for ( i = 0; i < validLen; i++ ) |
---|
| 946 | vs10_lval.mask[i] = tolower( yytext[i] ); |
---|
| 947 | while ( i < 4 ) |
---|
| 948 | { |
---|
| 949 | vs10_lval.mask[i] = 0; |
---|
| 950 | i++; |
---|
| 951 | } |
---|
| 952 | |
---|
| 953 | if ( yytext[yyleng-1] == '\n' ) |
---|
| 954 | line_incr = 1; |
---|
| 955 | |
---|
| 956 | return XYZW_MODIFIER; |
---|
| 957 | |
---|
| 958 | #if 0 |
---|
| 959 | //char temp[6]; |
---|
| 960 | char *temp = new char[6]; |
---|
| 961 | unsigned int registerMask; |
---|
| 962 | unsigned int validLen; |
---|
| 963 | |
---|
| 964 | temp[0] = '\0'; |
---|
| 965 | validLen = strspn(yytext, "xyzw"); |
---|
| 966 | strncat(temp, yytext, validLen); |
---|
| 967 | for ( int i = 0; i < validLen; i++ ) |
---|
| 968 | temp[i] = tolower( temp[i] ); |
---|
| 969 | registerMask = MakeRegisterMask(temp); |
---|
| 970 | |
---|
| 971 | if (registerMask != 0) |
---|
| 972 | { |
---|
| 973 | //vs10_lval.sval = temp; |
---|
| 974 | vs10_lval.lval = registerMask; |
---|
| 975 | BEGIN(INITIAL); |
---|
| 976 | return XYZW_MODIFIER; |
---|
| 977 | } |
---|
| 978 | else |
---|
| 979 | { |
---|
| 980 | //vs10_lval.sval = temp; |
---|
| 981 | vs10_lval.lval = FindSwizzleValue(temp); |
---|
| 982 | BEGIN(INITIAL); |
---|
| 983 | return SWIZZLE_MODIFIER; |
---|
| 984 | } |
---|
| 985 | #endif |
---|
| 986 | } |
---|
| 987 | |
---|
| 988 | <MODIFIER>. { |
---|
| 989 | BEGIN(INITIAL); |
---|
| 990 | yyless(0); |
---|
| 991 | } |
---|
| 992 | |
---|
| 993 | <MACRONAME>[^ \t(]+ { |
---|
| 994 | /* setup and save off #define/macro name */ |
---|
| 995 | if (FindMacro(yytext) != NULL) |
---|
| 996 | { |
---|
| 997 | LexWarning("Redefinition of #define/macro %s, ignoring.\n", yytext); |
---|
| 998 | if (gbProcessingDefine) |
---|
| 999 | { |
---|
| 1000 | BEGIN(EATDEFINE); |
---|
| 1001 | } |
---|
| 1002 | else |
---|
| 1003 | { |
---|
| 1004 | BEGIN(EATMACRO); |
---|
| 1005 | } |
---|
| 1006 | } |
---|
| 1007 | else |
---|
| 1008 | { |
---|
| 1009 | |
---|
| 1010 | BEGIN(MACROPARMSTART); |
---|
| 1011 | // %%%%% This should be setup to use memory pools |
---|
| 1012 | gTempMacro = (MACROENTRY *)malloc(sizeof(MACROENTRY)); |
---|
| 1013 | if (gTempMacro == NULL) |
---|
| 1014 | { |
---|
| 1015 | LexError("Out of memory for macro table.\n"); |
---|
| 1016 | if (gbProcessingDefine) |
---|
| 1017 | { |
---|
| 1018 | BEGIN(EATDEFINE); |
---|
| 1019 | } |
---|
| 1020 | else |
---|
| 1021 | { |
---|
| 1022 | BEGIN(EATMACRO); |
---|
| 1023 | } |
---|
| 1024 | } |
---|
| 1025 | else |
---|
| 1026 | { |
---|
| 1027 | gTempMacro->prev = gLastMacro; |
---|
| 1028 | gTempMacro->next = NULL; |
---|
| 1029 | |
---|
| 1030 | gTempMacro->firstMacroParms = NULL; |
---|
| 1031 | gTempMacro->lastMacroParms = NULL; |
---|
| 1032 | gTempMacro->firstMacroLines = NULL; |
---|
| 1033 | gTempMacro->lastMacroLines = NULL; |
---|
| 1034 | gTempMacro->numParms = 0; |
---|
| 1035 | gTempMacro->bIsDefine = gbProcessingDefine; |
---|
| 1036 | gTempMacro->nLines = 0; |
---|
| 1037 | |
---|
| 1038 | if (gCurFileName != NULL) |
---|
| 1039 | { |
---|
| 1040 | gTempMacro->fileName = strdup(gCurFileName); |
---|
| 1041 | } |
---|
| 1042 | else |
---|
| 1043 | { |
---|
| 1044 | gTempMacro->fileName = NULL; |
---|
| 1045 | } |
---|
| 1046 | |
---|
| 1047 | gTempMacro->lineNo = yylineno; |
---|
| 1048 | |
---|
| 1049 | /* %%%%% this should be set up in memory pools. */ |
---|
| 1050 | gTempMacro->macroName = (char *)malloc(strlen(yytext)+1); |
---|
| 1051 | if (gTempMacro->macroName == NULL) |
---|
| 1052 | { |
---|
| 1053 | LexError("Out of memory for string table.\n"); |
---|
| 1054 | SAFEFREE(gTempMacro); |
---|
| 1055 | if (gbProcessingDefine) |
---|
| 1056 | { |
---|
| 1057 | BEGIN(EATDEFINE); |
---|
| 1058 | } |
---|
| 1059 | else |
---|
| 1060 | { |
---|
| 1061 | BEGIN(EATMACRO); |
---|
| 1062 | } |
---|
| 1063 | } |
---|
| 1064 | else |
---|
| 1065 | { |
---|
| 1066 | strcpy(gTempMacro->macroName, yytext); |
---|
| 1067 | } |
---|
| 1068 | } |
---|
| 1069 | } |
---|
| 1070 | } |
---|
| 1071 | |
---|
| 1072 | <MACRONAME>\n { |
---|
| 1073 | LexError("No macro name specified, skipping macro definition.\n"); |
---|
| 1074 | SAFEFREE(gTempMacro->fileName); |
---|
| 1075 | SAFEFREE(gTempMacro); |
---|
| 1076 | if (gbProcessingDefine) |
---|
| 1077 | { |
---|
| 1078 | BEGIN(EATDEFINE); |
---|
| 1079 | } |
---|
| 1080 | else |
---|
| 1081 | { |
---|
| 1082 | BEGIN(EATMACRO); |
---|
| 1083 | } |
---|
| 1084 | |
---|
| 1085 | // GenDebugLine(); |
---|
| 1086 | // GenListString(); |
---|
| 1087 | gLinesAssembled++; |
---|
| 1088 | yylineno++; |
---|
| 1089 | } |
---|
| 1090 | |
---|
| 1091 | <MACROPARMSTART>"(" { |
---|
| 1092 | gCountParen++; |
---|
| 1093 | } |
---|
| 1094 | |
---|
| 1095 | <MACROPARMSTART>[ \t]+ {} |
---|
| 1096 | |
---|
| 1097 | <MACROPARMSTART>. { |
---|
| 1098 | if (gbProcessingDefine && (gCountParen == 0)) |
---|
| 1099 | { |
---|
| 1100 | EndMacroParms(); |
---|
| 1101 | } |
---|
| 1102 | else |
---|
| 1103 | { |
---|
| 1104 | BEGIN(MACROPARM); |
---|
| 1105 | } |
---|
| 1106 | yyless(0); |
---|
| 1107 | } |
---|
| 1108 | |
---|
| 1109 | <MACROPARM>[ \t]* { |
---|
| 1110 | if ((gCountParen == 0) && gbProcessingDefine) |
---|
| 1111 | { |
---|
| 1112 | EndMacroParms(); |
---|
| 1113 | } |
---|
| 1114 | } |
---|
| 1115 | |
---|
| 1116 | <MACROPARM>(";"|"//").* { |
---|
| 1117 | if (gCountParen == 0) |
---|
| 1118 | { |
---|
| 1119 | EndMacroParms(); |
---|
| 1120 | } |
---|
| 1121 | } |
---|
| 1122 | |
---|
| 1123 | <MACROPARM>"," {} |
---|
| 1124 | |
---|
| 1125 | <MACROPARM><<EOF>> { |
---|
| 1126 | EndMacroParms(); |
---|
| 1127 | // GenDebugLine(); |
---|
| 1128 | // GenListString(); |
---|
| 1129 | yylineno++; |
---|
| 1130 | gLinesAssembled++; |
---|
| 1131 | BEGIN(INITIAL); |
---|
| 1132 | } |
---|
| 1133 | |
---|
| 1134 | <MACROPARM>\n { |
---|
| 1135 | if (gbProcessingDefine && (gCountParen > 0)) |
---|
| 1136 | { |
---|
| 1137 | LexError("Malformed #define, skipping.\n"); |
---|
| 1138 | BEGIN(SAVELINE); |
---|
| 1139 | } |
---|
| 1140 | else |
---|
| 1141 | { |
---|
| 1142 | EndMacroParms(); |
---|
| 1143 | // GenDebugLine(); |
---|
| 1144 | // GenListString(); |
---|
| 1145 | yylineno++; |
---|
| 1146 | gLinesAssembled++; |
---|
| 1147 | if (gbProcessingDefine) |
---|
| 1148 | { |
---|
| 1149 | gbProcessingDefine = false; |
---|
| 1150 | BEGIN(SAVELINE); |
---|
| 1151 | } |
---|
| 1152 | } |
---|
| 1153 | } |
---|
| 1154 | |
---|
| 1155 | |
---|
| 1156 | <MACROPARM>[^\n,]+ { |
---|
| 1157 | |
---|
| 1158 | MACROTEXT *tMacro; |
---|
| 1159 | char *macroParmEnd; |
---|
| 1160 | unsigned int startOffset; |
---|
| 1161 | bool bFoundEndParen; |
---|
| 1162 | unsigned int leftParenCount; |
---|
| 1163 | unsigned int rightParenCount; |
---|
| 1164 | |
---|
| 1165 | bFoundEndParen = false; |
---|
| 1166 | |
---|
| 1167 | // sheesh, we gotta count the parenthesis.... |
---|
| 1168 | macroParmEnd = yytext; |
---|
| 1169 | leftParenCount = 0; |
---|
| 1170 | rightParenCount = 0; |
---|
| 1171 | while (*macroParmEnd) |
---|
| 1172 | { |
---|
| 1173 | if (*macroParmEnd == ')') |
---|
| 1174 | { |
---|
| 1175 | rightParenCount++; |
---|
| 1176 | } |
---|
| 1177 | if (*macroParmEnd == '(') |
---|
| 1178 | { |
---|
| 1179 | leftParenCount++; |
---|
| 1180 | } |
---|
| 1181 | |
---|
| 1182 | macroParmEnd++; |
---|
| 1183 | } |
---|
| 1184 | |
---|
| 1185 | // if we found the last right parenthesis. |
---|
| 1186 | if (rightParenCount == leftParenCount+1) |
---|
| 1187 | { |
---|
| 1188 | // find if we got the last parenthesis on this line |
---|
| 1189 | macroParmEnd = strrchr(yytext, ')'); |
---|
| 1190 | yyless((macroParmEnd - yytext)); |
---|
| 1191 | BEGIN(MACROPARMEND); |
---|
| 1192 | } |
---|
| 1193 | |
---|
| 1194 | startOffset = strspn(yytext, " \t"); |
---|
| 1195 | |
---|
| 1196 | tMacro = SaveMacroText(&yytext[startOffset], gTempMacro->lastMacroParms); |
---|
| 1197 | if (tMacro == NULL) |
---|
| 1198 | { |
---|
| 1199 | LexError("Out of memory for string table for macro parameter(s).\n"); |
---|
| 1200 | FreeMacroEntry(gTempMacro); |
---|
| 1201 | BEGIN(EATMACRO); |
---|
| 1202 | } |
---|
| 1203 | else |
---|
| 1204 | { |
---|
| 1205 | // if first one wasn't set then set it |
---|
| 1206 | if (gTempMacro->firstMacroParms == NULL) |
---|
| 1207 | { |
---|
| 1208 | gTempMacro->firstMacroParms = tMacro; |
---|
| 1209 | } |
---|
| 1210 | |
---|
| 1211 | gTempMacro->lastMacroParms = tMacro; |
---|
| 1212 | |
---|
| 1213 | gTempMacro->numParms++; |
---|
| 1214 | } |
---|
| 1215 | |
---|
| 1216 | } |
---|
| 1217 | |
---|
| 1218 | <MACROPARMEND>")"[ \t]*"\\"*\n* { |
---|
| 1219 | if (!gbProcessingDefine && !gbTempInsideMacro) |
---|
| 1220 | { |
---|
| 1221 | LexError("Malformed macro, skipping.\n"); |
---|
| 1222 | BEGIN(EATMACRO); |
---|
| 1223 | } |
---|
| 1224 | else |
---|
| 1225 | { |
---|
| 1226 | gCountParen--; |
---|
| 1227 | |
---|
| 1228 | // we can get multiple \n's here |
---|
| 1229 | while (yytext[yyleng-2] == '\n') |
---|
| 1230 | { |
---|
| 1231 | yyleng--; |
---|
| 1232 | } |
---|
| 1233 | yyless(yyleng); |
---|
| 1234 | |
---|
| 1235 | // if there isn't a \n on this line, macro starts on this line, |
---|
| 1236 | // not next, like in a macro definition |
---|
| 1237 | if (yytext[yyleng-1] != '\n') |
---|
| 1238 | { |
---|
| 1239 | EndMacroParms(); |
---|
| 1240 | } |
---|
| 1241 | else |
---|
| 1242 | { |
---|
| 1243 | if (yytext[yyleng-1] == '\n') |
---|
| 1244 | { |
---|
| 1245 | gTempMacro->lineNo++; |
---|
| 1246 | } |
---|
| 1247 | // count this line |
---|
| 1248 | gTempMacro->nLines++; |
---|
| 1249 | // GenDebugLine(); |
---|
| 1250 | // GenListString(); |
---|
| 1251 | EndMacroParms(); |
---|
| 1252 | if (!gbInsideMacro) |
---|
| 1253 | { |
---|
| 1254 | yylineno++; |
---|
| 1255 | } |
---|
| 1256 | |
---|
| 1257 | gLinesAssembled++; |
---|
| 1258 | } |
---|
| 1259 | |
---|
| 1260 | } |
---|
| 1261 | } |
---|
| 1262 | |
---|
| 1263 | <MACROPARMEND>")"[ \t]*(";"|"//").*\n { |
---|
| 1264 | if (!gbProcessingDefine && !gbTempInsideMacro) |
---|
| 1265 | { |
---|
| 1266 | LexError("Malformed macro, skipping.\n"); |
---|
| 1267 | BEGIN(EATMACRO); |
---|
| 1268 | } |
---|
| 1269 | else |
---|
| 1270 | { |
---|
| 1271 | |
---|
| 1272 | // no matter what count this line |
---|
| 1273 | gTempMacro->nLines++; |
---|
| 1274 | gCountParen--; |
---|
| 1275 | EndMacroParms(); |
---|
| 1276 | if (!gbInsideMacro) |
---|
| 1277 | { |
---|
| 1278 | yylineno++; |
---|
| 1279 | } |
---|
| 1280 | |
---|
| 1281 | gLinesAssembled++; |
---|
| 1282 | } |
---|
| 1283 | } |
---|
| 1284 | |
---|
| 1285 | <MACROPARMEND>")"[ \t]+ { |
---|
| 1286 | if (!gbProcessingDefine && !gbTempInsideMacro) |
---|
| 1287 | { |
---|
| 1288 | LexError("Malformed macro, skipping.\n"); |
---|
| 1289 | BEGIN(EATMACRO); |
---|
| 1290 | } |
---|
| 1291 | else |
---|
| 1292 | { |
---|
| 1293 | gCountParen--; |
---|
| 1294 | if (gCountParen == 0) |
---|
| 1295 | { |
---|
| 1296 | // no matter what count this line |
---|
| 1297 | gTempMacro->nLines++; |
---|
| 1298 | EndMacroParms(); |
---|
| 1299 | if (!gbInsideMacro) |
---|
| 1300 | { |
---|
| 1301 | yylineno++; |
---|
| 1302 | } |
---|
| 1303 | |
---|
| 1304 | gLinesAssembled++; |
---|
| 1305 | } |
---|
| 1306 | else |
---|
| 1307 | { |
---|
| 1308 | REJECT; |
---|
| 1309 | } |
---|
| 1310 | } |
---|
| 1311 | } |
---|
| 1312 | |
---|
| 1313 | <MACROBODY>.*"\\"[ \t]*\n { |
---|
| 1314 | MACROTEXT *tMacro; |
---|
| 1315 | unsigned int copyLen; |
---|
| 1316 | char *endLine; |
---|
| 1317 | |
---|
| 1318 | gSaveLine[0] ='\0'; |
---|
| 1319 | endLine = strchr(yytext, '\\'); |
---|
| 1320 | copyLen = (endLine - yytext); |
---|
| 1321 | if (copyLen > MAXSAVELINE) |
---|
| 1322 | { |
---|
| 1323 | copyLen = MAXSAVELINE; |
---|
| 1324 | } |
---|
| 1325 | |
---|
| 1326 | strncat(gSaveLine, yytext, copyLen); |
---|
| 1327 | strcat(gSaveLine, "\n"); |
---|
| 1328 | tMacro = SaveMacroText(gSaveLine, gLastMacro->lastMacroLines); |
---|
| 1329 | if (tMacro == NULL) |
---|
| 1330 | { |
---|
| 1331 | LexError("Out of memory for string table for macro parameter(s).\n"); |
---|
| 1332 | BEGIN(EATDEFINE); |
---|
| 1333 | } |
---|
| 1334 | else |
---|
| 1335 | { |
---|
| 1336 | gLastMacro->nLines++; |
---|
| 1337 | // if first one wasn't set then set it |
---|
| 1338 | if (gLastMacro->firstMacroLines == NULL) |
---|
| 1339 | { |
---|
| 1340 | gLastMacro->firstMacroLines = tMacro; |
---|
| 1341 | } |
---|
| 1342 | |
---|
| 1343 | gLastMacro->lastMacroLines = tMacro; |
---|
| 1344 | } |
---|
| 1345 | |
---|
| 1346 | // GenDebugLine(); |
---|
| 1347 | // GenListString(); |
---|
| 1348 | yylineno++; |
---|
| 1349 | gLinesAssembled++; |
---|
| 1350 | } |
---|
| 1351 | |
---|
| 1352 | <MACROBODY>[ \t]*"endm"[ \t]*((";"|"//").*)* { |
---|
| 1353 | |
---|
| 1354 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 1355 | if (gbProcessingDefine) |
---|
| 1356 | { |
---|
| 1357 | LexError("Malformed #define, skipping.\n"); |
---|
| 1358 | } |
---|
| 1359 | |
---|
| 1360 | BEGIN(ENDMACRO); |
---|
| 1361 | } |
---|
| 1362 | |
---|
| 1363 | <MACROBODY>[^\n]* { |
---|
| 1364 | MACROTEXT *tMacro; |
---|
| 1365 | |
---|
| 1366 | // check if processing #define and only one line, if not then append \n |
---|
| 1367 | if (!gbProcessingDefine || (gLastMacro->nLines >= 1)) |
---|
| 1368 | { |
---|
| 1369 | gSaveLine[0] = '\0'; |
---|
| 1370 | strncat(gSaveLine, yytext, MAXSAVELINE); |
---|
| 1371 | strcat(gSaveLine, "\n"); |
---|
| 1372 | tMacro = SaveMacroText(gSaveLine, gLastMacro->lastMacroLines); |
---|
| 1373 | gLastMacro->nLines++; |
---|
| 1374 | } |
---|
| 1375 | else if (gLastMacro->numParms > 0) // check if parameters were there |
---|
| 1376 | { |
---|
| 1377 | // if so, we need the '\n' appended |
---|
| 1378 | gMacroLine[0] = '\0'; |
---|
| 1379 | strncat(gMacroLine, yytext, MAXSAVELINE); |
---|
| 1380 | strcat(gMacroLine, "\n"); |
---|
| 1381 | tMacro = SaveMacroText(gMacroLine, gLastMacro->lastMacroLines); |
---|
| 1382 | gLastMacro->nLines++; |
---|
| 1383 | } |
---|
| 1384 | else // straight no newline macro replace |
---|
| 1385 | { |
---|
| 1386 | tMacro = SaveMacroText(yytext, gLastMacro->lastMacroLines); |
---|
| 1387 | } |
---|
| 1388 | |
---|
| 1389 | if (tMacro == NULL) |
---|
| 1390 | { |
---|
| 1391 | LexError("Out of memory for string table for macro parameter(s).\n"); |
---|
| 1392 | BEGIN(EATMACRO); |
---|
| 1393 | } |
---|
| 1394 | else |
---|
| 1395 | { |
---|
| 1396 | // if first one wasn't set then set it |
---|
| 1397 | if (gLastMacro->firstMacroLines == NULL) |
---|
| 1398 | { |
---|
| 1399 | gLastMacro->firstMacroLines = tMacro; |
---|
| 1400 | } |
---|
| 1401 | |
---|
| 1402 | gLastMacro->lastMacroLines = tMacro; |
---|
| 1403 | } |
---|
| 1404 | } |
---|
| 1405 | |
---|
| 1406 | <MACROBODY>\n { |
---|
| 1407 | |
---|
| 1408 | MACROTEXT *tMacro; |
---|
| 1409 | // GenDebugLine(); |
---|
| 1410 | // GenListString(); |
---|
| 1411 | yylineno++; |
---|
| 1412 | gLinesAssembled++; |
---|
| 1413 | if (gbProcessingDefine) |
---|
| 1414 | { |
---|
| 1415 | gbProcessingDefine = false; |
---|
| 1416 | BEGIN(SAVELINE); |
---|
| 1417 | } |
---|
| 1418 | else |
---|
| 1419 | { |
---|
| 1420 | // this means \n by itself inside macro body |
---|
| 1421 | if (((yylineno-1) - gLastMacro->lineNo) != gLastMacro->nLines) |
---|
| 1422 | { |
---|
| 1423 | strcpy(gMacroLine, "\n"); |
---|
| 1424 | tMacro = SaveMacroText(gMacroLine, gLastMacro->lastMacroLines); |
---|
| 1425 | gLastMacro->nLines++; |
---|
| 1426 | |
---|
| 1427 | if (tMacro == NULL) |
---|
| 1428 | { |
---|
| 1429 | LexError("Out of memory for string table for macro parameter(s).\n"); |
---|
| 1430 | BEGIN(EATMACRO); |
---|
| 1431 | } |
---|
| 1432 | else |
---|
| 1433 | { |
---|
| 1434 | // if first one wasn't set then set it |
---|
| 1435 | if (gLastMacro->firstMacroLines == NULL) |
---|
| 1436 | { |
---|
| 1437 | gLastMacro->firstMacroLines = tMacro; |
---|
| 1438 | } |
---|
| 1439 | |
---|
| 1440 | gLastMacro->lastMacroLines = tMacro; |
---|
| 1441 | } |
---|
| 1442 | } |
---|
| 1443 | } |
---|
| 1444 | } |
---|
| 1445 | |
---|
| 1446 | <EATMACRO>[ \t]*"endm"[ \t]*\n { |
---|
| 1447 | BEGIN(SAVELINE); |
---|
| 1448 | // GenDebugLine(); |
---|
| 1449 | // GenListString(); |
---|
| 1450 | gLinesAssembled++; |
---|
| 1451 | yylineno++; |
---|
| 1452 | } |
---|
| 1453 | |
---|
| 1454 | <EATMACRO>.*\n { |
---|
| 1455 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 1456 | // GenDebugLine(); |
---|
| 1457 | // GenListString(); |
---|
| 1458 | gLinesAssembled++; |
---|
| 1459 | yylineno++; |
---|
| 1460 | } |
---|
| 1461 | |
---|
| 1462 | <EATDEFINE>.*"\\"\n { |
---|
| 1463 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 1464 | // GenDebugLine(); |
---|
| 1465 | // GenListString(); |
---|
| 1466 | gLinesAssembled++; |
---|
| 1467 | yylineno++; |
---|
| 1468 | } |
---|
| 1469 | |
---|
| 1470 | <EATDEFINE>.*\n { |
---|
| 1471 | strncpy(gSaveLine, yytext, MAXSAVELINE); |
---|
| 1472 | // GenDebugLine(); |
---|
| 1473 | // GenListString(); |
---|
| 1474 | gLinesAssembled++; |
---|
| 1475 | yylineno++; |
---|
| 1476 | BEGIN(SAVELINE); |
---|
| 1477 | } |
---|
| 1478 | |
---|
| 1479 | <INITIAL,MODIFIER>{alpha}{alphadigs}* { |
---|
| 1480 | |
---|
| 1481 | gTempParseMacro = FindMacro(yytext); |
---|
| 1482 | |
---|
| 1483 | if (gTempParseMacro != NULL) |
---|
| 1484 | { |
---|
| 1485 | if (gIncludeStackIndex >= MAX_INCLUDE_DEPTH ) |
---|
| 1486 | { |
---|
| 1487 | LexError("macros nested too deeply"); |
---|
| 1488 | exit( 1 ); |
---|
| 1489 | } |
---|
| 1490 | |
---|
| 1491 | if (gTempParseMacro->firstMacroLines != NULL) |
---|
| 1492 | { |
---|
| 1493 | |
---|
| 1494 | gTempMacro = (MACROENTRY *)malloc(sizeof(MACROENTRY)); |
---|
| 1495 | if (gTempMacro == NULL) |
---|
| 1496 | { |
---|
| 1497 | LexError("Out of memory allocating MACROENTRY structure.\n"); |
---|
| 1498 | } |
---|
| 1499 | else |
---|
| 1500 | { |
---|
| 1501 | |
---|
| 1502 | gTempMacro->next = NULL; |
---|
| 1503 | gTempMacro->prev = NULL; |
---|
| 1504 | gTempMacro->macroName = NULL; |
---|
| 1505 | gTempMacro->firstMacroParms = NULL; |
---|
| 1506 | gTempMacro->lastMacroParms = NULL; |
---|
| 1507 | gTempMacro->firstMacroLines = NULL; |
---|
| 1508 | gTempMacro->lastMacroLines = NULL; |
---|
| 1509 | gTempMacro->numParms = 0; |
---|
| 1510 | gTempMacro->nLines = 0; |
---|
| 1511 | |
---|
| 1512 | gbTempInsideMacro = true; // flag we are currently doing a macro replace. |
---|
| 1513 | gInvokeState = YYSTATE; |
---|
| 1514 | if (gTempParseMacro->numParms > 0) |
---|
| 1515 | { |
---|
| 1516 | BEGIN(MACROPARMSTART); |
---|
| 1517 | } |
---|
| 1518 | else |
---|
| 1519 | { |
---|
| 1520 | EndMacroParms(); |
---|
| 1521 | gbTempInsideMacro = false; // no longer waiting for macro invocation |
---|
| 1522 | } |
---|
| 1523 | } |
---|
| 1524 | } |
---|
| 1525 | } |
---|
| 1526 | else |
---|
| 1527 | { |
---|
| 1528 | BEGIN(INITIAL); |
---|
| 1529 | REJECT; |
---|
| 1530 | } |
---|
| 1531 | } |
---|
| 1532 | |
---|
| 1533 | [,\[\]\-\+\(\)\*\<\>\/\%_\.] { |
---|
| 1534 | // fprintf( stderr, "%c ", yytext[0] ); |
---|
| 1535 | return yytext[0]; |
---|
| 1536 | } |
---|
| 1537 | |
---|
| 1538 | |
---|
| 1539 | [ \t]+ {} |
---|
| 1540 | |
---|
| 1541 | <DEFINE>\n { |
---|
| 1542 | LexError("Didn't find label string for #define.\n"); |
---|
| 1543 | BEGIN(SAVELINE); |
---|
| 1544 | // return '\n'; |
---|
| 1545 | } |
---|
| 1546 | |
---|
| 1547 | "\n" { |
---|
| 1548 | //fprintf(stderr, "\n"); |
---|
| 1549 | // line_incr = 1; |
---|
| 1550 | line_incr++; |
---|
| 1551 | BEGIN(SAVELINE); |
---|
| 1552 | return '\n'; |
---|
| 1553 | } |
---|
| 1554 | |
---|
| 1555 | <EATSTRING>{alphadigs}+ { |
---|
| 1556 | BEGIN(INITIAL); |
---|
| 1557 | // fprintf( stderr, "%s", yytext ); |
---|
| 1558 | if (yyleng == 1) |
---|
| 1559 | return yytext[0]; |
---|
| 1560 | else |
---|
| 1561 | LexError("Unrecognized Token: %s\n", yytext); |
---|
| 1562 | return UNKNOWN_STRING; |
---|
| 1563 | } |
---|
| 1564 | |
---|
| 1565 | <EATSTRING>[\001-\040] { |
---|
| 1566 | // vs10_lval.ival = yytext[0]; |
---|
| 1567 | LexError("Illegal character: %d decimal.\n", yytext[0]); |
---|
| 1568 | return(ILLEGAL); |
---|
| 1569 | } |
---|
| 1570 | |
---|
| 1571 | [\001-\040] { |
---|
| 1572 | // vs10_lval.ival = yytext[0]; |
---|
| 1573 | LexError("Illegal character: %d decimal.\n", yytext[0]); |
---|
| 1574 | return(ILLEGAL); |
---|
| 1575 | } |
---|
| 1576 | |
---|
| 1577 | <EATSTRING>. { |
---|
| 1578 | return yytext[0]; |
---|
| 1579 | } |
---|
| 1580 | |
---|
| 1581 | . { |
---|
| 1582 | BEGIN(EATSTRING); |
---|
| 1583 | yyless(0); |
---|
| 1584 | } |
---|
| 1585 | |
---|
| 1586 | <<EOF>> { |
---|
| 1587 | bool wasInMacro; |
---|
| 1588 | bool oneLiner; |
---|
| 1589 | char *macroText; |
---|
| 1590 | |
---|
| 1591 | wasInMacro = gbInsideMacro; |
---|
| 1592 | oneLiner = false; |
---|
| 1593 | |
---|
| 1594 | |
---|
| 1595 | // if we are inside the macro then do next line until their are no more |
---|
| 1596 | if (gbInsideMacro) |
---|
| 1597 | { |
---|
| 1598 | oneLiner = (gParseMacro->nLines == 0); |
---|
| 1599 | |
---|
| 1600 | // free the temporary parameter replaced line we were working on. |
---|
| 1601 | // get next line in macro text, if any |
---|
| 1602 | gMacroLineParse = gMacroLineParse->next; |
---|
| 1603 | // more lines to parse? |
---|
| 1604 | if (gMacroLineParse != NULL) |
---|
| 1605 | { |
---|
| 1606 | macroText = gMacroLine; |
---|
| 1607 | // if no replacement text, just use source line |
---|
| 1608 | if (gParseMacro->firstMacroParms == NULL) |
---|
| 1609 | { |
---|
| 1610 | macroText = gMacroLineParse->macroText; |
---|
| 1611 | } |
---|
| 1612 | else |
---|
| 1613 | { |
---|
| 1614 | // replace the macro parameters |
---|
| 1615 | ReplaceMacroParms(gMacroLineParse->macroText, gMacroLine, gParseMacro, gInvokeMacro); |
---|
| 1616 | } |
---|
| 1617 | |
---|
| 1618 | // if (gExpandMacros) |
---|
| 1619 | // { |
---|
| 1620 | // strcpy(gSaveLine, macroText); |
---|
| 1621 | // } |
---|
| 1622 | |
---|
| 1623 | BEGIN(INITIAL); |
---|
| 1624 | // and lex it. |
---|
| 1625 | yy_scan_string(macroText); |
---|
| 1626 | } |
---|
| 1627 | else |
---|
| 1628 | { |
---|
| 1629 | // no more lines in this macro, so free the working macro |
---|
| 1630 | SAFEFREE(gInvokeMacro); |
---|
| 1631 | // shut off flag for inside a macro replacement state. |
---|
| 1632 | gbInsideMacro = false; |
---|
| 1633 | } |
---|
| 1634 | } |
---|
| 1635 | |
---|
| 1636 | if (gbProcessingIFDEF && !wasInMacro) |
---|
| 1637 | { |
---|
| 1638 | LexError("End of file reached before #endif found, macro started on line %d.\n", gIfDefStartLine); |
---|
| 1639 | } |
---|
| 1640 | |
---|
| 1641 | if (!gbInsideMacro) |
---|
| 1642 | { |
---|
| 1643 | if ( gIncludeStackIndex == 0 ) |
---|
| 1644 | { |
---|
| 1645 | if (!gbProcessingBuiltIn) |
---|
| 1646 | CleanUp(); |
---|
| 1647 | return 0; |
---|
| 1648 | // return TOKEN_EOF; |
---|
| 1649 | } |
---|
| 1650 | else |
---|
| 1651 | { |
---|
| 1652 | yy_delete_buffer( YY_CURRENT_BUFFER ); |
---|
| 1653 | SAFEFREE(gCurFileName); |
---|
| 1654 | // SAFEDELETE(myin); |
---|
| 1655 | // SAFECLOSE(yyin); |
---|
| 1656 | } |
---|
| 1657 | |
---|
| 1658 | gIncludeStackIndex--; |
---|
| 1659 | SAFEDELETEARRAY( gIncludeStack[gIncludeStackIndex].nextString ); |
---|
| 1660 | yy_switch_to_buffer(gIncludeStack[gIncludeStackIndex].buffer ); |
---|
| 1661 | gCurFileName = gIncludeStack[gIncludeStackIndex].fileName; |
---|
| 1662 | // yyin = gIncludeStack[gIncludeStackIndex].fileHandle; |
---|
| 1663 | myin = gIncludeStack[gIncludeStackIndex].prevString; |
---|
| 1664 | yylineno = gIncludeStack[gIncludeStackIndex].lineNo; |
---|
| 1665 | gInvokeMacro = gIncludeStack[gIncludeStackIndex].lastInvokeMacro; |
---|
| 1666 | gParseMacro = gIncludeStack[gIncludeStackIndex].lastParseMacro; |
---|
| 1667 | gMacroLineParse = gIncludeStack[gIncludeStackIndex].lastMacroLineParse; |
---|
| 1668 | gbInsideInclude = gIncludeStack[gIncludeStackIndex].lastbInsideInclude; |
---|
| 1669 | gbInsideMacro = gIncludeStack[gIncludeStackIndex].lastbInsideMacro; |
---|
| 1670 | gbProcessingIFDEF = gIncludeStack[gIncludeStackIndex].lastbProcessingIFDEF; |
---|
| 1671 | |
---|
| 1672 | if (!gbInsideMacro && !oneLiner) |
---|
| 1673 | { |
---|
| 1674 | // GenSwitchFileNames(gCurFileName); |
---|
| 1675 | BEGIN(SAVELINE); |
---|
| 1676 | } |
---|
| 1677 | else |
---|
| 1678 | { |
---|
| 1679 | BEGIN(INITIAL); |
---|
| 1680 | } |
---|
| 1681 | |
---|
| 1682 | // gSaveLine was last line saved, before macro invocation |
---|
| 1683 | if (wasInMacro && !gbInsideMacro && !oneLiner) |
---|
| 1684 | { |
---|
| 1685 | // GenDebugLine(); |
---|
| 1686 | // GenListString(); |
---|
| 1687 | gLinesAssembled++; |
---|
| 1688 | yylineno++; |
---|
| 1689 | } |
---|
| 1690 | |
---|
| 1691 | } |
---|
| 1692 | |
---|
| 1693 | } |
---|
| 1694 | |
---|
| 1695 | %% |
---|
| 1696 | |
---|
| 1697 | |
---|
| 1698 | //===================================================================== |
---|
| 1699 | // Function: FindNMacro |
---|
| 1700 | // Description: Look through macros and see if it had been predefined |
---|
| 1701 | // Parameters: findName = name to lookup |
---|
| 1702 | // sLen = # characters valid in source (findName) |
---|
| 1703 | // Returns: MACROENTRY * = pointer to macro entry if found |
---|
| 1704 | //===================================================================== |
---|
| 1705 | MACROENTRY *FindNMacro(char *findName, unsigned int sLen) |
---|
| 1706 | { |
---|
| 1707 | MACROENTRY *curEntry; |
---|
| 1708 | |
---|
| 1709 | curEntry = gLastMacro; |
---|
| 1710 | while (curEntry != NULL) |
---|
| 1711 | { |
---|
| 1712 | if (strlen(curEntry->macroName) == sLen) |
---|
| 1713 | { |
---|
| 1714 | if (!strncmp(curEntry->macroName, findName, sLen)) |
---|
| 1715 | { |
---|
| 1716 | break; |
---|
| 1717 | } |
---|
| 1718 | } |
---|
| 1719 | |
---|
| 1720 | curEntry = curEntry->prev; |
---|
| 1721 | } |
---|
| 1722 | |
---|
| 1723 | return curEntry; |
---|
| 1724 | |
---|
| 1725 | } |
---|
| 1726 | |
---|
| 1727 | //===================================================================== |
---|
| 1728 | // Function: FindMacro |
---|
| 1729 | // Description: Look through macros and see if it had been predefined |
---|
| 1730 | // Parameters: findName = name to lookup |
---|
| 1731 | // Returns: MACROENTRY * = pointer to macro entry if found |
---|
| 1732 | //===================================================================== |
---|
| 1733 | MACROENTRY *FindMacro(char *findName) |
---|
| 1734 | { |
---|
| 1735 | MACROENTRY *curEntry; |
---|
| 1736 | |
---|
| 1737 | curEntry = gLastMacro; |
---|
| 1738 | while (curEntry != NULL) |
---|
| 1739 | { |
---|
| 1740 | if (!strcmp(curEntry->macroName, findName)) |
---|
| 1741 | { |
---|
| 1742 | break; |
---|
| 1743 | } |
---|
| 1744 | |
---|
| 1745 | curEntry = curEntry->prev; |
---|
| 1746 | } |
---|
| 1747 | |
---|
| 1748 | return curEntry; |
---|
| 1749 | |
---|
| 1750 | } |
---|
| 1751 | |
---|
| 1752 | //===================================================================== |
---|
| 1753 | // Function: CleanUp |
---|
| 1754 | // Description: Clean up the #define strings |
---|
| 1755 | // Parameters: . |
---|
| 1756 | // Returns: . |
---|
| 1757 | //===================================================================== |
---|
| 1758 | void CleanUp() |
---|
| 1759 | { |
---|
| 1760 | void *tPtr; |
---|
| 1761 | |
---|
| 1762 | // free up the macros that were alloced |
---|
| 1763 | while (gLastMacro != NULL) |
---|
| 1764 | { |
---|
| 1765 | |
---|
| 1766 | FreeMacroEntry(gLastMacro); |
---|
| 1767 | |
---|
| 1768 | tPtr = gLastMacro; |
---|
| 1769 | gLastMacro = gLastMacro->prev; |
---|
| 1770 | SAFEFREE(tPtr); |
---|
| 1771 | } |
---|
| 1772 | |
---|
| 1773 | } |
---|
| 1774 | |
---|
| 1775 | //===================================================================== |
---|
| 1776 | // Function: FreeMacroEntry |
---|
| 1777 | // Description: Frees up the macro entry data, (parms, lines of text) |
---|
| 1778 | // Parameters: macEntry = pointer to the MACROENTRY structure |
---|
| 1779 | // Returns: . |
---|
| 1780 | //===================================================================== |
---|
| 1781 | void FreeMacroEntry(MACROENTRY *macEntry) |
---|
| 1782 | { |
---|
| 1783 | MACROTEXT *tText; |
---|
| 1784 | MACROTEXT *tNext; |
---|
| 1785 | |
---|
| 1786 | SAFEFREE(macEntry->macroName); |
---|
| 1787 | SAFEFREE(macEntry->fileName); |
---|
| 1788 | // free the macro lines that were alloced |
---|
| 1789 | tText = macEntry->lastMacroLines; |
---|
| 1790 | while (tText != NULL) |
---|
| 1791 | { |
---|
| 1792 | tNext = tText->prev; |
---|
| 1793 | SAFEFREE(tText); |
---|
| 1794 | tText = tNext; |
---|
| 1795 | } |
---|
| 1796 | |
---|
| 1797 | // free the text of the macro parms that were alloced |
---|
| 1798 | tText = macEntry->lastMacroParms; |
---|
| 1799 | while (tText != NULL) |
---|
| 1800 | { |
---|
| 1801 | tNext = tText->prev; |
---|
| 1802 | SAFEFREE(tText); |
---|
| 1803 | tText = tNext; |
---|
| 1804 | } |
---|
| 1805 | } |
---|
| 1806 | |
---|
| 1807 | //===================================================================== |
---|
| 1808 | // Function: CheckMacroFunctions |
---|
| 1809 | // Description: Find if this text is a builtin macro function |
---|
| 1810 | // Parameters: lookString = non-null terminated string of possible |
---|
| 1811 | // and if found set global macro function call |
---|
| 1812 | // Returns: . |
---|
| 1813 | //===================================================================== |
---|
| 1814 | void CheckMacroFunctions(char *lookString, unsigned int *recognizedLen, char **invString) |
---|
| 1815 | { |
---|
| 1816 | |
---|
| 1817 | unsigned int i; |
---|
| 1818 | unsigned int sLen; |
---|
| 1819 | |
---|
| 1820 | for (i=0; i< NUM_MACRO_FUNCTIONS; i++) |
---|
| 1821 | { |
---|
| 1822 | sLen = strlen(gMacroFunctions[i].name); |
---|
| 1823 | if (!strncmp(gMacroFunctions[i].name, lookString, sLen)) |
---|
| 1824 | { |
---|
| 1825 | gMacroCallFunction = gMacroFunctions[i].function; |
---|
| 1826 | *recognizedLen = sLen; |
---|
| 1827 | *invString = NULL; |
---|
| 1828 | return; |
---|
| 1829 | } |
---|
| 1830 | } |
---|
| 1831 | } |
---|
| 1832 | |
---|
| 1833 | //===================================================================== |
---|
| 1834 | // Function: FindAlphaNum |
---|
| 1835 | // Description: Find a whole alpha numeric string, ie consists of |
---|
| 1836 | // [A-Za-z0-9_] only |
---|
| 1837 | // Parameters: srcStr = source string to search through. |
---|
| 1838 | // sLen = unsinged int pointer to length of string found |
---|
| 1839 | // Returns: pointer to found start of string. |
---|
| 1840 | // NULL if none. |
---|
| 1841 | //===================================================================== |
---|
| 1842 | char *FindAlphaNum(char *srcStr, unsigned int *sLen) |
---|
| 1843 | { |
---|
| 1844 | char curChar; |
---|
| 1845 | char *foundStr; |
---|
| 1846 | |
---|
| 1847 | while (*srcStr != '\0') |
---|
| 1848 | { |
---|
| 1849 | curChar = toupper(*srcStr); |
---|
| 1850 | if ((curChar >= 'A') && (curChar <= 'Z')) |
---|
| 1851 | break; |
---|
| 1852 | |
---|
| 1853 | if ((curChar >= '0') && (curChar <='9')) |
---|
| 1854 | break; |
---|
| 1855 | |
---|
| 1856 | if (curChar == '_') |
---|
| 1857 | break; |
---|
| 1858 | |
---|
| 1859 | srcStr++; |
---|
| 1860 | } |
---|
| 1861 | |
---|
| 1862 | if (*srcStr == '\0') |
---|
| 1863 | { |
---|
| 1864 | return NULL; |
---|
| 1865 | } |
---|
| 1866 | |
---|
| 1867 | foundStr = srcStr; |
---|
| 1868 | |
---|
| 1869 | *sLen = 0; |
---|
| 1870 | // now search for end of string of [A-Za-z0-9_] |
---|
| 1871 | while (*srcStr != '\0') |
---|
| 1872 | { |
---|
| 1873 | curChar = toupper(*srcStr); |
---|
| 1874 | if ((curChar < 'A') || (curChar > 'Z')) |
---|
| 1875 | { |
---|
| 1876 | if ((curChar < '0') || (curChar > '9')) |
---|
| 1877 | { |
---|
| 1878 | if (curChar != '_') |
---|
| 1879 | break; |
---|
| 1880 | } |
---|
| 1881 | } |
---|
| 1882 | |
---|
| 1883 | (*sLen)++; |
---|
| 1884 | srcStr++; |
---|
| 1885 | } |
---|
| 1886 | |
---|
| 1887 | return foundStr; |
---|
| 1888 | |
---|
| 1889 | } |
---|
| 1890 | |
---|
| 1891 | //===================================================================== |
---|
| 1892 | // Function: FindDefineParm |
---|
| 1893 | // Description: Find if the MACROENTRY->macroText linked list contains |
---|
| 1894 | // replaceable parameters. |
---|
| 1895 | // Parameters: srcParms = pointer to MACROENTRY structure for source |
---|
| 1896 | // parameters |
---|
| 1897 | // invParms = MACROENTRY pointer to invocation parameters |
---|
| 1898 | // lookString = non-null terminated string of possible |
---|
| 1899 | // replaceable string |
---|
| 1900 | // recognizedLen = replacement string matched length |
---|
| 1901 | // invString = invocation string to replace with |
---|
| 1902 | // Returns: pointer to first character found in lookstring |
---|
| 1903 | //===================================================================== |
---|
| 1904 | char *FindDefineParm(MACROENTRY *srcParms, MACROENTRY *invParms, |
---|
| 1905 | char *lookString, unsigned int *recognizedLen, char **invString) |
---|
| 1906 | { |
---|
| 1907 | MACROTEXT *srcText; |
---|
| 1908 | MACROTEXT *invText; |
---|
| 1909 | char *checkStr; |
---|
| 1910 | unsigned int checkLen; |
---|
| 1911 | unsigned int sLen; |
---|
| 1912 | |
---|
| 1913 | checkStr = lookString; |
---|
| 1914 | *invString = NULL; |
---|
| 1915 | |
---|
| 1916 | // first search for first [A-Za-z0-9_] only string |
---|
| 1917 | checkStr = FindAlphaNum(lookString, &checkLen); |
---|
| 1918 | |
---|
| 1919 | while (checkStr != NULL) |
---|
| 1920 | { |
---|
| 1921 | // check all the #define parameters for match |
---|
| 1922 | srcText = srcParms->firstMacroParms; |
---|
| 1923 | invText = invParms->firstMacroParms; |
---|
| 1924 | while (srcText) |
---|
| 1925 | { |
---|
| 1926 | sLen = strlen(srcText->macroText); |
---|
| 1927 | // lengths should match |
---|
| 1928 | if (sLen == checkLen) |
---|
| 1929 | { |
---|
| 1930 | if (!strncmp(checkStr, srcText->macroText, checkLen)) |
---|
| 1931 | { |
---|
| 1932 | // it matched so return replacement text |
---|
| 1933 | *invString = invText->macroText; |
---|
| 1934 | // and length that we reconized |
---|
| 1935 | *recognizedLen = checkLen; |
---|
| 1936 | return checkStr; |
---|
| 1937 | } |
---|
| 1938 | } |
---|
| 1939 | |
---|
| 1940 | srcText = srcText->next; |
---|
| 1941 | invText = invText->next; |
---|
| 1942 | } |
---|
| 1943 | |
---|
| 1944 | // not found yet, so go to next string. |
---|
| 1945 | checkStr = FindAlphaNum(checkStr+checkLen, &checkLen); |
---|
| 1946 | } |
---|
| 1947 | |
---|
| 1948 | return NULL; |
---|
| 1949 | } |
---|
| 1950 | |
---|
| 1951 | //===================================================================== |
---|
| 1952 | // Function: FindReplaceParm |
---|
| 1953 | // Description: Find if the MACROENTRY->macroText linked list contains |
---|
| 1954 | // a replaceable parameters. |
---|
| 1955 | // Parameters: srcParms = pointer to MACROENTRY structure for source |
---|
| 1956 | // parameters |
---|
| 1957 | // invParms = MACROENTRY pointer to invocation parameters |
---|
| 1958 | // lookString = non-null terminated string of possible |
---|
| 1959 | // replaceable string |
---|
| 1960 | // recognizedLen = replacement string matched length |
---|
| 1961 | // invString = invocation string to replace with |
---|
| 1962 | // Returns: . |
---|
| 1963 | //===================================================================== |
---|
| 1964 | void FindReplaceParm(MACROENTRY *srcParms, MACROENTRY *invParms, |
---|
| 1965 | char *lookString, unsigned int *recognizedLen, char **invString) |
---|
| 1966 | { |
---|
| 1967 | unsigned int sLen; |
---|
| 1968 | MACROTEXT *srcText; |
---|
| 1969 | MACROTEXT *invText; |
---|
| 1970 | |
---|
| 1971 | *recognizedLen = 0; |
---|
| 1972 | *invString = NULL; |
---|
| 1973 | |
---|
| 1974 | srcText = srcParms->firstMacroParms; |
---|
| 1975 | invText = invParms->firstMacroParms; |
---|
| 1976 | |
---|
| 1977 | if (srcText != NULL) |
---|
| 1978 | { |
---|
| 1979 | // go until srcText # strings ends |
---|
| 1980 | while (srcText != NULL) |
---|
| 1981 | { |
---|
| 1982 | sLen = strlen(srcText->macroText); |
---|
| 1983 | if (!strncmp(srcText->macroText, lookString, sLen)) |
---|
| 1984 | { |
---|
| 1985 | // found it so return src, replacement string |
---|
| 1986 | *recognizedLen = strlen(srcText->macroText); |
---|
| 1987 | *invString = invText->macroText; |
---|
| 1988 | // call function macro if it was invoked prior. |
---|
| 1989 | if (gMacroCallFunction != NULL) |
---|
| 1990 | { |
---|
| 1991 | gMacroCallFunction(lookString, recognizedLen, invString); |
---|
| 1992 | gMacroCallFunction = NULL; |
---|
| 1993 | } |
---|
| 1994 | return; |
---|
| 1995 | } |
---|
| 1996 | |
---|
| 1997 | srcText = srcText->next; |
---|
| 1998 | invText = invText->next; |
---|
| 1999 | } |
---|
| 2000 | } |
---|
| 2001 | |
---|
| 2002 | // ok, it wasn't found, look through builtin macro functions |
---|
| 2003 | CheckMacroFunctions(lookString, recognizedLen, invString); |
---|
| 2004 | } |
---|
| 2005 | |
---|
| 2006 | //===================================================================== |
---|
| 2007 | // Function: ReplaceMacroParms |
---|
| 2008 | // Description: Replace macro parameters when macro was defined, with |
---|
| 2009 | // those specified on the macro invocation line |
---|
| 2010 | // Parameters: srcLine = source line to replace src macro parms with |
---|
| 2011 | // destLine = destination line save to. |
---|
| 2012 | // invocation macro parameters. |
---|
| 2013 | // parseMacro = currently parsing macro entry |
---|
| 2014 | // invParms = invocation macro entry |
---|
| 2015 | // Returns: . |
---|
| 2016 | //===================================================================== |
---|
| 2017 | void ReplaceMacroParms(char *srcLine, char *destLine, |
---|
| 2018 | MACROENTRY *srcParms, MACROENTRY *invParms) |
---|
| 2019 | { |
---|
| 2020 | char *findReplace; |
---|
| 2021 | char *invString; |
---|
| 2022 | unsigned int sLen; |
---|
| 2023 | unsigned int dLen; |
---|
| 2024 | unsigned int copyLen; |
---|
| 2025 | unsigned int subLen; |
---|
| 2026 | unsigned int recognizedLen; |
---|
| 2027 | |
---|
| 2028 | destLine[0]= '\0'; |
---|
| 2029 | |
---|
| 2030 | sLen = strlen(srcLine); |
---|
| 2031 | dLen = 0; |
---|
| 2032 | |
---|
| 2033 | while (sLen > 0) |
---|
| 2034 | { |
---|
| 2035 | // strtok might work better except it modifies the string, so |
---|
| 2036 | // kind of do my own.... |
---|
| 2037 | if (!srcParms->bIsDefine) |
---|
| 2038 | { |
---|
| 2039 | findReplace = strchr(srcLine, '%'); |
---|
| 2040 | if (findReplace != NULL) |
---|
| 2041 | { |
---|
| 2042 | // bypass % sign in findReplacement |
---|
| 2043 | findReplace++; |
---|
| 2044 | // figure out length of source before % |
---|
| 2045 | copyLen = (findReplace - srcLine)-1; |
---|
| 2046 | // check if there is a replacement string |
---|
| 2047 | FindReplaceParm(srcParms, invParms, findReplace, &recognizedLen, &invString); |
---|
| 2048 | } |
---|
| 2049 | else |
---|
| 2050 | { |
---|
| 2051 | strcat(destLine, srcLine); |
---|
| 2052 | return; |
---|
| 2053 | } |
---|
| 2054 | } |
---|
| 2055 | else |
---|
| 2056 | { |
---|
| 2057 | findReplace = FindDefineParm(srcParms, invParms, srcLine, &recognizedLen, &invString); |
---|
| 2058 | if (findReplace != NULL) |
---|
| 2059 | { |
---|
| 2060 | // figure out length of source before % |
---|
| 2061 | copyLen = findReplace - srcLine; |
---|
| 2062 | } |
---|
| 2063 | else |
---|
| 2064 | { |
---|
| 2065 | strcat(destLine, srcLine); |
---|
| 2066 | return; |
---|
| 2067 | } |
---|
| 2068 | } |
---|
| 2069 | |
---|
| 2070 | |
---|
| 2071 | if (invString != NULL) |
---|
| 2072 | { |
---|
| 2073 | // figure out how much we are going to substitute |
---|
| 2074 | subLen = strlen(invString); |
---|
| 2075 | } |
---|
| 2076 | else |
---|
| 2077 | { |
---|
| 2078 | subLen = 0; |
---|
| 2079 | } |
---|
| 2080 | |
---|
| 2081 | if ((dLen + copyLen + subLen) > MAXSAVELINE) |
---|
| 2082 | { |
---|
| 2083 | LexError("Macro string overrun.\n"); |
---|
| 2084 | CleanUp(); |
---|
| 2085 | exit(ERROR_MACRO_OVERRUN); |
---|
| 2086 | } |
---|
| 2087 | |
---|
| 2088 | if (copyLen > 0) |
---|
| 2089 | { |
---|
| 2090 | strncat(destLine, srcLine, copyLen); |
---|
| 2091 | dLen += copyLen; |
---|
| 2092 | } |
---|
| 2093 | |
---|
| 2094 | srcLine += copyLen; |
---|
| 2095 | sLen -= copyLen; |
---|
| 2096 | // in macro so skip % part of variable |
---|
| 2097 | if (!srcParms->bIsDefine) |
---|
| 2098 | { |
---|
| 2099 | // skip %, also |
---|
| 2100 | srcLine++; |
---|
| 2101 | sLen--; |
---|
| 2102 | } |
---|
| 2103 | |
---|
| 2104 | if (invString != NULL) |
---|
| 2105 | { |
---|
| 2106 | strcat(destLine, invString); |
---|
| 2107 | dLen += strlen(invString); |
---|
| 2108 | } |
---|
| 2109 | |
---|
| 2110 | srcLine += recognizedLen; |
---|
| 2111 | sLen -= recognizedLen; |
---|
| 2112 | } |
---|
| 2113 | |
---|
| 2114 | } |
---|
| 2115 | |
---|
| 2116 | //===================================================================== |
---|
| 2117 | // Function: SaveMacroText |
---|
| 2118 | // Description: Adds a string to a linked list of MACROTEXT structures |
---|
| 2119 | // Parameters: srcText = pointer to source text to save |
---|
| 2120 | // lastMacroText = last allocated, or NULL |
---|
| 2121 | // Returns: newly allocated MACROTEXT structure, or NULL |
---|
| 2122 | //===================================================================== |
---|
| 2123 | MACROTEXT *SaveMacroText(char *srcText, MACROTEXT *lastMacroText) |
---|
| 2124 | { |
---|
| 2125 | MACROTEXT *curMacroText; |
---|
| 2126 | |
---|
| 2127 | curMacroText = (MACROTEXT *)malloc(sizeof(MACROTEXT)); |
---|
| 2128 | if (curMacroText == NULL) |
---|
| 2129 | { |
---|
| 2130 | return NULL; |
---|
| 2131 | } |
---|
| 2132 | else |
---|
| 2133 | { |
---|
| 2134 | // no next entry but set up previous with previously alloced macro parameter |
---|
| 2135 | curMacroText->next = NULL; |
---|
| 2136 | curMacroText->prev = lastMacroText; |
---|
| 2137 | |
---|
| 2138 | // if the macroParm pointer is null then we are the first allocated |
---|
| 2139 | // so if not set the last one allocate next pointer to newly allocated structure |
---|
| 2140 | if (lastMacroText != NULL) |
---|
| 2141 | { |
---|
| 2142 | lastMacroText->next = curMacroText; |
---|
| 2143 | } |
---|
| 2144 | |
---|
| 2145 | /* %%%%% this should be set up in memory pools. */ |
---|
| 2146 | curMacroText->macroText = strdup(srcText); |
---|
| 2147 | if (curMacroText->macroText == NULL) |
---|
| 2148 | { |
---|
| 2149 | SAFEFREE(curMacroText); |
---|
| 2150 | return NULL; |
---|
| 2151 | } |
---|
| 2152 | } |
---|
| 2153 | |
---|
| 2154 | return curMacroText; |
---|
| 2155 | } |
---|
| 2156 | |
---|
| 2157 | //===================================================================== |
---|
| 2158 | // Function: ParseBuiltInMacroParms |
---|
| 2159 | // Description: parse parameters of string and fill in MACROENTRY |
---|
| 2160 | // structure. |
---|
| 2161 | // Parameters: parsedMacro = pointer to MACROENTRY structure that gets |
---|
| 2162 | // filled in with parameter pointers and count |
---|
| 2163 | // parmStr = string to parse parameters from |
---|
| 2164 | // Returns: false if error |
---|
| 2165 | //===================================================================== |
---|
| 2166 | bool ParseBuiltInMacroParms(MACROENTRY *parsedMacro, char *parmStr) |
---|
| 2167 | { |
---|
| 2168 | char *endStr; |
---|
| 2169 | char *foundParm; |
---|
| 2170 | MACROTEXT *prevMT; |
---|
| 2171 | MACROTEXT *curMT; |
---|
| 2172 | |
---|
| 2173 | parsedMacro->numParms = 0; |
---|
| 2174 | parsedMacro->firstMacroParms = NULL; |
---|
| 2175 | |
---|
| 2176 | foundParm = strdup(parmStr); |
---|
| 2177 | if (foundParm == NULL) |
---|
| 2178 | { |
---|
| 2179 | LexError("Out of memory parsing bultin macro parameters.\n"); |
---|
| 2180 | return false; |
---|
| 2181 | } |
---|
| 2182 | |
---|
| 2183 | // assume a ')' is on the end. |
---|
| 2184 | endStr = strrchr(foundParm, ')'); |
---|
| 2185 | if (endStr == NULL) |
---|
| 2186 | { |
---|
| 2187 | LexWarning("Ending parenthesis not found for macro %s.\n", parsedMacro->macroName); |
---|
| 2188 | endStr = foundParm + strlen(foundParm); |
---|
| 2189 | } |
---|
| 2190 | |
---|
| 2191 | prevMT = NULL; |
---|
| 2192 | // strip out and seperate parameters |
---|
| 2193 | while (foundParm < endStr) |
---|
| 2194 | { |
---|
| 2195 | // allocate a macro text structure |
---|
| 2196 | curMT = (MACROTEXT *)malloc(sizeof(MACROTEXT)); |
---|
| 2197 | if (curMT == NULL) |
---|
| 2198 | { |
---|
| 2199 | free(parmStr); |
---|
| 2200 | LexError("Out of memory parsing bultin macro parameters.\n"); |
---|
| 2201 | return false; |
---|
| 2202 | } |
---|
| 2203 | curMT->next = NULL; |
---|
| 2204 | curMT->prev = prevMT; |
---|
| 2205 | parsedMacro->numParms++; |
---|
| 2206 | |
---|
| 2207 | if (prevMT != NULL) |
---|
| 2208 | { |
---|
| 2209 | prevMT->next = curMT; |
---|
| 2210 | } |
---|
| 2211 | else |
---|
| 2212 | { |
---|
| 2213 | parsedMacro->firstMacroParms = curMT; |
---|
| 2214 | } |
---|
| 2215 | |
---|
| 2216 | curMT->macroText = foundParm; |
---|
| 2217 | // search for next parameters, delimited by comma |
---|
| 2218 | foundParm = strchr(foundParm, ','); |
---|
| 2219 | if (foundParm == NULL) |
---|
| 2220 | { |
---|
| 2221 | foundParm = endStr; |
---|
| 2222 | *foundParm = '\0'; |
---|
| 2223 | } |
---|
| 2224 | else |
---|
| 2225 | { |
---|
| 2226 | // skip comma |
---|
| 2227 | *foundParm = '\0'; |
---|
| 2228 | foundParm++; |
---|
| 2229 | } |
---|
| 2230 | prevMT = curMT; |
---|
| 2231 | } |
---|
| 2232 | |
---|
| 2233 | return true; |
---|
| 2234 | } |
---|
| 2235 | |
---|
| 2236 | //===================================================================== |
---|
| 2237 | // Function: MacroMathFunction |
---|
| 2238 | // Description: Comes here after macro replacement is done to perform |
---|
| 2239 | // some mathematic function on parameter (macro replacement |
---|
| 2240 | // string (ie, register)) |
---|
| 2241 | // Parameters: invMacro = macroentry pointer containing macro information |
---|
| 2242 | // recognizedLen = # characters recoginized so far |
---|
| 2243 | // invStr = invoked replacement string so far |
---|
| 2244 | // mathStr = "-", "+", etc for mathematic function |
---|
| 2245 | // Returns: new recognizedLen, invStr, with incremented # |
---|
| 2246 | //===================================================================== |
---|
| 2247 | void MacroMathFunction(MACROENTRY *invMacro, unsigned int *recognizedLen, char **invStr, |
---|
| 2248 | char *mathStr) |
---|
| 2249 | { |
---|
| 2250 | char *numStartStr; |
---|
| 2251 | unsigned int sLen; |
---|
| 2252 | char numberStr[256]; |
---|
| 2253 | unsigned int number; |
---|
| 2254 | char *operand; |
---|
| 2255 | |
---|
| 2256 | |
---|
| 2257 | // verify enough paramters to complete operation |
---|
| 2258 | if (invMacro->numParms != 2) |
---|
| 2259 | { |
---|
| 2260 | LexError("Two parameters are required for %s macro\n", invMacro->macroName); |
---|
| 2261 | return; |
---|
| 2262 | } |
---|
| 2263 | |
---|
| 2264 | // get second macro parm, which is add by amount. |
---|
| 2265 | operand = invMacro->firstMacroParms->next->macroText; |
---|
| 2266 | |
---|
| 2267 | // first find inner most bracket if any |
---|
| 2268 | numStartStr = strrchr(*invStr, ']'); |
---|
| 2269 | if (numStartStr == NULL) |
---|
| 2270 | { |
---|
| 2271 | numStartStr = strrchr(*invStr, ')'); |
---|
| 2272 | } |
---|
| 2273 | |
---|
| 2274 | if (numStartStr != NULL) |
---|
| 2275 | { |
---|
| 2276 | if ((strlen(*invStr)+strlen(operand)+1) > MAXREPLACESTRING) |
---|
| 2277 | { |
---|
| 2278 | LexError("Out of Temporary string replacement memory inside builtin macro %s\n", |
---|
| 2279 | invMacro->macroName); |
---|
| 2280 | } |
---|
| 2281 | else |
---|
| 2282 | { |
---|
| 2283 | sLen = (numStartStr - *invStr); |
---|
| 2284 | gReplaceText[0] = '\0'; |
---|
| 2285 | strncat(gReplaceText, *invStr, sLen); |
---|
| 2286 | strcat(gReplaceText, mathStr); |
---|
| 2287 | strcat(gReplaceText, operand); |
---|
| 2288 | strcat(gReplaceText, numStartStr); |
---|
| 2289 | *invStr = gReplaceText; |
---|
| 2290 | } |
---|
| 2291 | } |
---|
| 2292 | else |
---|
| 2293 | { |
---|
| 2294 | numStartStr = strpbrk(*invStr, "0123456789"); |
---|
| 2295 | if (numStartStr != NULL) |
---|
| 2296 | { |
---|
| 2297 | // put up to number we found |
---|
| 2298 | sLen = numStartStr - *invStr; |
---|
| 2299 | if (sLen > MAXREPLACESTRING) |
---|
| 2300 | goto ErrOut; |
---|
| 2301 | |
---|
| 2302 | gReplaceText[0] = '\0'; |
---|
| 2303 | strncat(gReplaceText, *invStr, sLen); |
---|
| 2304 | |
---|
| 2305 | switch (mathStr[0]) |
---|
| 2306 | { |
---|
| 2307 | case '-': |
---|
| 2308 | number = atoi(numStartStr)-atoi(operand); |
---|
| 2309 | break; |
---|
| 2310 | case '+': |
---|
| 2311 | number = atoi(numStartStr)+atoi(operand); |
---|
| 2312 | break; |
---|
| 2313 | } |
---|
| 2314 | sprintf(numberStr, "%d", number); |
---|
| 2315 | |
---|
| 2316 | if ((strlen(gReplaceText) + strlen(numberStr)) > MAXREPLACESTRING) |
---|
| 2317 | goto ErrOut; |
---|
| 2318 | |
---|
| 2319 | strcat(gReplaceText, numberStr); |
---|
| 2320 | |
---|
| 2321 | while ((*numStartStr != '\0') && (*numStartStr >= '0' && *numStartStr <= '9')) |
---|
| 2322 | numStartStr++; |
---|
| 2323 | |
---|
| 2324 | if ((strlen(gReplaceText) + strlen(numStartStr)) > MAXREPLACESTRING) |
---|
| 2325 | goto ErrOut; |
---|
| 2326 | |
---|
| 2327 | strcat(gReplaceText, numStartStr); |
---|
| 2328 | |
---|
| 2329 | *invStr = gReplaceText; |
---|
| 2330 | } |
---|
| 2331 | else |
---|
| 2332 | { |
---|
| 2333 | if ((strlen(*invStr)+strlen(operand)+1) > MAXREPLACESTRING) |
---|
| 2334 | { |
---|
| 2335 | LexError("Out of Temporary string replacement memory inside builtin macro %s\n", |
---|
| 2336 | invMacro->macroName); |
---|
| 2337 | } |
---|
| 2338 | else |
---|
| 2339 | { |
---|
| 2340 | sprintf(gReplaceText, "%s%s%s", *invStr, mathStr, operand); |
---|
| 2341 | *invStr = gReplaceText; |
---|
| 2342 | } |
---|
| 2343 | } |
---|
| 2344 | } |
---|
| 2345 | |
---|
| 2346 | |
---|
| 2347 | return; |
---|
| 2348 | |
---|
| 2349 | ErrOut: |
---|
| 2350 | LexError("Out of Temporary string replacement memory inside builtin macro %s\n", |
---|
| 2351 | invMacro->macroName); |
---|
| 2352 | // skip ')' |
---|
| 2353 | (*recognizedLen)++; |
---|
| 2354 | } |
---|
| 2355 | |
---|
| 2356 | //===================================================================== |
---|
| 2357 | // Function: MacroIncFunction |
---|
| 2358 | // Description: Comes here after macro replacement is done to increment |
---|
| 2359 | // macro replacement string (ie, register) |
---|
| 2360 | // Parameters: lookStr = string after '(', so we can get parameters |
---|
| 2361 | // recognizedLen = # characters recoginized so far |
---|
| 2362 | // invStr = invoked replacement string so far |
---|
| 2363 | // Returns: new recognizedLen, invStr, with incremented # |
---|
| 2364 | //===================================================================== |
---|
| 2365 | void MacroIncFunction(char *lookStr, unsigned int *recognizedLen, char **invStr) |
---|
| 2366 | { |
---|
| 2367 | MACROENTRY tMEntry; |
---|
| 2368 | MACROTEXT parm1; |
---|
| 2369 | MACROTEXT parm2; |
---|
| 2370 | |
---|
| 2371 | tMEntry.macroName = "%inc()"; |
---|
| 2372 | tMEntry.numParms = 2; |
---|
| 2373 | tMEntry.firstMacroParms = &parm1; |
---|
| 2374 | parm1.prev = NULL; |
---|
| 2375 | parm1.next = &parm2; |
---|
| 2376 | parm1.macroText = *invStr; |
---|
| 2377 | parm2.prev = &parm1; |
---|
| 2378 | parm2.next = NULL; |
---|
| 2379 | parm2.macroText = "1"; |
---|
| 2380 | |
---|
| 2381 | MacroMathFunction(&tMEntry, recognizedLen, invStr, "+"); |
---|
| 2382 | // skip ')' |
---|
| 2383 | (*recognizedLen)++; |
---|
| 2384 | } |
---|
| 2385 | |
---|
| 2386 | //===================================================================== |
---|
| 2387 | // Function: MacroDecFunction |
---|
| 2388 | // Description: Comes here after macro replacement is done to decrement |
---|
| 2389 | // macro replacement string (ie, register) |
---|
| 2390 | // Parameters: lookStr = string after '(', so we can get parameters |
---|
| 2391 | // recognizedLen = # characters recoginized so far |
---|
| 2392 | // invStr = invoked replacement string so far |
---|
| 2393 | // Returns: new recognizedLen, invStr, with decremented # |
---|
| 2394 | //===================================================================== |
---|
| 2395 | void MacroDecFunction(char *lookStr, unsigned int *recognizedLen, char **invStr) |
---|
| 2396 | { |
---|
| 2397 | MACROENTRY tMEntry; |
---|
| 2398 | MACROTEXT parm1; |
---|
| 2399 | MACROTEXT parm2; |
---|
| 2400 | |
---|
| 2401 | tMEntry.macroName = "%dec()"; |
---|
| 2402 | tMEntry.numParms = 2; |
---|
| 2403 | tMEntry.firstMacroParms = &parm1; |
---|
| 2404 | parm1.prev = NULL; |
---|
| 2405 | parm1.next = &parm2; |
---|
| 2406 | parm1.macroText = *invStr; |
---|
| 2407 | parm2.prev = &parm1; |
---|
| 2408 | parm2.next = NULL; |
---|
| 2409 | parm2.macroText = "1"; |
---|
| 2410 | |
---|
| 2411 | MacroMathFunction(&tMEntry, recognizedLen, invStr, "-"); |
---|
| 2412 | // skip ')' |
---|
| 2413 | (*recognizedLen)++; |
---|
| 2414 | } |
---|
| 2415 | |
---|
| 2416 | //===================================================================== |
---|
| 2417 | // Function: MacroAddFunction |
---|
| 2418 | // Description: Comes here after macro replacement is done to add |
---|
| 2419 | // macro replacement string (ie, register) |
---|
| 2420 | // Parameters: lookStr = string after '(', so we can get parameters |
---|
| 2421 | // recognizedLen = # characters recoginized so far |
---|
| 2422 | // invStr = invoked replacement string so far |
---|
| 2423 | // Returns: new recognizedLen, invStr, with incremented # |
---|
| 2424 | //===================================================================== |
---|
| 2425 | void MacroAddFunction(char *lookStr, unsigned int *recognizedLen, char **invStr) |
---|
| 2426 | { |
---|
| 2427 | MACROENTRY tMEntry; |
---|
| 2428 | MACROTEXT *curMT; |
---|
| 2429 | MACROTEXT *nextMT; |
---|
| 2430 | unsigned int i; |
---|
| 2431 | |
---|
| 2432 | tMEntry.macroName = "%add()"; |
---|
| 2433 | if (strlen(lookStr) > MAXREPLACESTRING) |
---|
| 2434 | { |
---|
| 2435 | LexError("Out of Temporary string replacement memory inside builtin macro %add()\n"); |
---|
| 2436 | return; |
---|
| 2437 | } |
---|
| 2438 | if (ParseBuiltInMacroParms(&tMEntry, lookStr)) |
---|
| 2439 | { |
---|
| 2440 | MacroMathFunction(&tMEntry, recognizedLen, invStr, "+"); |
---|
| 2441 | // skip ',' strlen(parm2)+ ')' |
---|
| 2442 | (*recognizedLen) += strlen(tMEntry.firstMacroParms->next->macroText)+2; |
---|
| 2443 | } |
---|
| 2444 | |
---|
| 2445 | curMT = tMEntry.firstMacroParms; |
---|
| 2446 | // in this case only one string was allocated |
---|
| 2447 | free(curMT->macroText); |
---|
| 2448 | for (i=0; i<tMEntry.numParms; i++) |
---|
| 2449 | { |
---|
| 2450 | nextMT = curMT->next; |
---|
| 2451 | free(curMT); |
---|
| 2452 | curMT = nextMT; |
---|
| 2453 | } |
---|
| 2454 | } |
---|
| 2455 | |
---|
| 2456 | //===================================================================== |
---|
| 2457 | // Function: MacroSubFunction |
---|
| 2458 | // Description: Comes here after macro replacement is done to subtract |
---|
| 2459 | // macro replacement string (ie, register) |
---|
| 2460 | // Parameters: invParms, parameters that macro was invoked with |
---|
| 2461 | // recognizedLen = # characters recoginized so far |
---|
| 2462 | // invStr = invoked replacement string so far |
---|
| 2463 | // Returns: new recognizedLen, invStr, with incremented # |
---|
| 2464 | //===================================================================== |
---|
| 2465 | void MacroSubFunction(char *lookStr, unsigned int *recognizedLen, char **invStr) |
---|
| 2466 | { |
---|
| 2467 | MACROENTRY tMEntry; |
---|
| 2468 | MACROTEXT *curMT; |
---|
| 2469 | MACROTEXT *nextMT; |
---|
| 2470 | unsigned int i; |
---|
| 2471 | |
---|
| 2472 | tMEntry.macroName = "%sub()"; |
---|
| 2473 | if (ParseBuiltInMacroParms(&tMEntry, lookStr)) |
---|
| 2474 | { |
---|
| 2475 | MacroMathFunction(&tMEntry, recognizedLen, invStr, "-"); |
---|
| 2476 | // skip ',' strlen(parm2)+ ')' |
---|
| 2477 | (*recognizedLen) += strlen(tMEntry.firstMacroParms->next->macroText)+2; |
---|
| 2478 | } |
---|
| 2479 | curMT = tMEntry.firstMacroParms; |
---|
| 2480 | // in this case only one string was allocated |
---|
| 2481 | free(curMT->macroText); |
---|
| 2482 | for (i=0; i<tMEntry.numParms; i++) |
---|
| 2483 | { |
---|
| 2484 | nextMT = curMT->next; |
---|
| 2485 | free(curMT); |
---|
| 2486 | curMT = nextMT; |
---|
| 2487 | } |
---|
| 2488 | } |
---|
| 2489 | |
---|
| 2490 | //===================================================================== |
---|
| 2491 | // Function: EndMacroParms |
---|
| 2492 | // Description: Does update and cleanup one end of macro parameters |
---|
| 2493 | // is reached |
---|
| 2494 | // Parameters: . |
---|
| 2495 | // Returns: . |
---|
| 2496 | //===================================================================== |
---|
| 2497 | void EndMacroParms() |
---|
| 2498 | { |
---|
| 2499 | char *curFileName; |
---|
| 2500 | char *macroFileName; |
---|
| 2501 | char tempStr[1024]; |
---|
| 2502 | char *macroText; |
---|
| 2503 | |
---|
| 2504 | if (gbTempInsideMacro) |
---|
| 2505 | { |
---|
| 2506 | if (gTempParseMacro->numParms != gTempMacro->numParms) |
---|
| 2507 | { |
---|
| 2508 | LexError("Macro invocation number of parameters do not match macro definition, skipping\n"); |
---|
| 2509 | BEGIN(INITIAL); |
---|
| 2510 | SAFEFREE(gTempMacro); |
---|
| 2511 | } |
---|
| 2512 | else |
---|
| 2513 | { |
---|
| 2514 | // we got all the parameters for the MACRO invocation, so start inside |
---|
| 2515 | // the macro now, by saving off current state on stack |
---|
| 2516 | gIncludeStack[gIncludeStackIndex].lineNo = yylineno; |
---|
| 2517 | gIncludeStack[gIncludeStackIndex].fileName = gCurFileName; |
---|
| 2518 | // gIncludeStack[gIncludeStackIndex].fileHandle = yyin; |
---|
| 2519 | //fprintf( stderr, "Chris fix this code with myin stuff\n" ); |
---|
| 2520 | gIncludeStack[gIncludeStackIndex].prevString = myin; |
---|
| 2521 | gIncludeStack[gIncludeStackIndex].nextString = NULL; |
---|
| 2522 | gIncludeStack[gIncludeStackIndex].lastInvokeMacro = gInvokeMacro; |
---|
| 2523 | gIncludeStack[gIncludeStackIndex].lastParseMacro = gParseMacro; |
---|
| 2524 | gIncludeStack[gIncludeStackIndex].lastMacroLineParse = gMacroLineParse; |
---|
| 2525 | gIncludeStack[gIncludeStackIndex].lastbInsideMacro = gbInsideMacro; |
---|
| 2526 | gIncludeStack[gIncludeStackIndex].lastbInsideInclude = gbInsideInclude; |
---|
| 2527 | gIncludeStack[gIncludeStackIndex].buffer = YY_CURRENT_BUFFER; |
---|
| 2528 | gIncludeStack[gIncludeStackIndex].lastbProcessingIFDEF = gbProcessingIFDEF; |
---|
| 2529 | gIncludeStackIndex++; |
---|
| 2530 | |
---|
| 2531 | gParseMacro = gTempParseMacro; |
---|
| 2532 | gInvokeMacro = gTempMacro; |
---|
| 2533 | gbInsideMacro = gbTempInsideMacro; |
---|
| 2534 | |
---|
| 2535 | gbTempInsideMacro = false; |
---|
| 2536 | |
---|
| 2537 | // yyin = NULL; |
---|
| 2538 | myin = NULL; |
---|
| 2539 | curFileName = gCurFileName; |
---|
| 2540 | if (curFileName == NULL) |
---|
| 2541 | curFileName = ""; |
---|
| 2542 | |
---|
| 2543 | macroFileName = gParseMacro->fileName; |
---|
| 2544 | if (macroFileName == NULL) |
---|
| 2545 | macroFileName = ""; |
---|
| 2546 | |
---|
| 2547 | sprintf(tempStr, "%s(%d) : References ->\n%s", curFileName, yylineno, macroFileName); |
---|
| 2548 | gCurFileName = strdup(tempStr); |
---|
| 2549 | gMacroLineParse = gParseMacro->firstMacroLines; |
---|
| 2550 | |
---|
| 2551 | macroText = gMacroLine; |
---|
| 2552 | // if no replacement text, just use source line |
---|
| 2553 | if (gParseMacro->firstMacroParms == NULL) |
---|
| 2554 | { |
---|
| 2555 | macroText = gMacroLineParse->macroText; |
---|
| 2556 | } |
---|
| 2557 | else |
---|
| 2558 | { |
---|
| 2559 | // replace the macro parameters |
---|
| 2560 | ReplaceMacroParms(gMacroLineParse->macroText, gMacroLine, gParseMacro, gInvokeMacro); |
---|
| 2561 | } |
---|
| 2562 | |
---|
| 2563 | yylineno = gParseMacro->lineNo; |
---|
| 2564 | if (gParseMacro->nLines >= 1) |
---|
| 2565 | { |
---|
| 2566 | strcpy(gSaveLine, macroText); |
---|
| 2567 | } |
---|
| 2568 | |
---|
| 2569 | // if (gExpandMacros && (gParseMacro->nLines >= 1)) |
---|
| 2570 | // { |
---|
| 2571 | // // in case there is anything there dump it out |
---|
| 2572 | // GenDebugLine(); |
---|
| 2573 | // GenListString(); |
---|
| 2574 | // if (gInvokeMacro->nLines >= 1) |
---|
| 2575 | // GenSwitchFileNames(macroFileName); |
---|
| 2576 | // } |
---|
| 2577 | |
---|
| 2578 | BEGIN(gInvokeState); |
---|
| 2579 | yy_scan_string(macroText); |
---|
| 2580 | gInvokeState = INITIAL; |
---|
| 2581 | } |
---|
| 2582 | } |
---|
| 2583 | else |
---|
| 2584 | { |
---|
| 2585 | if (gLastMacro != NULL) |
---|
| 2586 | { |
---|
| 2587 | gLastMacro->next = gTempMacro; |
---|
| 2588 | } |
---|
| 2589 | gLastMacro = gTempMacro; |
---|
| 2590 | BEGIN(MACROBODY); |
---|
| 2591 | } |
---|
| 2592 | } |
---|
| 2593 | |
---|
| 2594 | //===================================================================== |
---|
| 2595 | // Function: FindSwizzleValue |
---|
| 2596 | // Description: see if valid swizzle value and return the bits |
---|
| 2597 | // Parameters: swizzleTex = pointer to characters to analyze |
---|
| 2598 | // Returns: unsigned int = bits for swizzle values, or 0 for error |
---|
| 2599 | //===================================================================== |
---|
| 2600 | unsigned int FindSwizzleValue(char *swizzleText) |
---|
| 2601 | { |
---|
| 2602 | unsigned int swizzleBits; |
---|
| 2603 | unsigned int sLen; |
---|
| 2604 | unsigned int i; |
---|
| 2605 | unsigned int lastMask; |
---|
| 2606 | |
---|
| 2607 | sLen = strlen(swizzleText); |
---|
| 2608 | swizzleBits = 0; |
---|
| 2609 | lastMask = 0; |
---|
| 2610 | |
---|
| 2611 | for (i=0; i<sLen; i++) |
---|
| 2612 | { |
---|
| 2613 | switch (swizzleText[i]) |
---|
| 2614 | { |
---|
| 2615 | case 'x': |
---|
| 2616 | swizzleBits |= (WRITEMASK_X << (4*(3-i))); |
---|
| 2617 | lastMask = WRITEMASK_X; |
---|
| 2618 | break; |
---|
| 2619 | case 'y': |
---|
| 2620 | swizzleBits |= (WRITEMASK_Y << (4*(3-i))); |
---|
| 2621 | lastMask = WRITEMASK_Y; |
---|
| 2622 | break; |
---|
| 2623 | case 'z': |
---|
| 2624 | swizzleBits |= (WRITEMASK_Z << (4*(3-i))); |
---|
| 2625 | lastMask = WRITEMASK_Z; |
---|
| 2626 | break; |
---|
| 2627 | case 'w': |
---|
| 2628 | swizzleBits |= (WRITEMASK_W << (4*(3-i))); |
---|
| 2629 | lastMask = WRITEMASK_W; |
---|
| 2630 | break; |
---|
| 2631 | } |
---|
| 2632 | } |
---|
| 2633 | |
---|
| 2634 | for (; i<4; i++) |
---|
| 2635 | { |
---|
| 2636 | swizzleBits |= (lastMask << (4*(3-i))); |
---|
| 2637 | } |
---|
| 2638 | |
---|
| 2639 | return swizzleBits; |
---|
| 2640 | } |
---|
| 2641 | |
---|
| 2642 | #if 0 |
---|
| 2643 | unsigned int FindSwizzleValue(char *swizzleText) |
---|
| 2644 | { |
---|
| 2645 | |
---|
| 2646 | DWORD swizzleBits; |
---|
| 2647 | DWORD sLen; |
---|
| 2648 | DWORD i; |
---|
| 2649 | DWORD lastIndex; |
---|
| 2650 | |
---|
| 2651 | sLen = strlen(swizzleText); |
---|
| 2652 | swizzleBits = 0; |
---|
| 2653 | lastIndex = 0; |
---|
| 2654 | |
---|
| 2655 | for (i=0; i<sLen; i++) |
---|
| 2656 | { |
---|
| 2657 | switch (swizzleText[i]) |
---|
| 2658 | { |
---|
| 2659 | case 'x': |
---|
| 2660 | swizzleBits |= (0 << (D3DVS_SWIZZLE_SHIFT + (i * 2))); |
---|
| 2661 | lastIndex = 0; |
---|
| 2662 | break; |
---|
| 2663 | case 'y': |
---|
| 2664 | swizzleBits |= (1 << (D3DVS_SWIZZLE_SHIFT + (i * 2))); |
---|
| 2665 | lastIndex = 1; |
---|
| 2666 | break; |
---|
| 2667 | case 'z': |
---|
| 2668 | swizzleBits |= (2 << (D3DVS_SWIZZLE_SHIFT + (i * 2))); |
---|
| 2669 | lastIndex = 2; |
---|
| 2670 | break; |
---|
| 2671 | case 'w': |
---|
| 2672 | swizzleBits |= (3 << (D3DVS_SWIZZLE_SHIFT + (i * 2))); |
---|
| 2673 | lastIndex = 3; |
---|
| 2674 | break; |
---|
| 2675 | } |
---|
| 2676 | } |
---|
| 2677 | |
---|
| 2678 | for (; i<4; i++) |
---|
| 2679 | { |
---|
| 2680 | swizzleBits |= (lastIndex << (D3DVS_SWIZZLE_SHIFT + (i * 2))); |
---|
| 2681 | } |
---|
| 2682 | |
---|
| 2683 | return swizzleBits; |
---|
| 2684 | |
---|
| 2685 | |
---|
| 2686 | } |
---|
| 2687 | #endif |
---|
| 2688 | |
---|
| 2689 | //===================================================================== |
---|
| 2690 | // Function: FindRegisterMask |
---|
| 2691 | // Description: Look through register mask strings |
---|
| 2692 | // Parameters: findName = name to lookup |
---|
| 2693 | // Returns: unsigned int with token value |
---|
| 2694 | //===================================================================== |
---|
| 2695 | unsigned int MakeRegisterMask(char *findName) |
---|
| 2696 | { |
---|
| 2697 | |
---|
| 2698 | unsigned int regMask; |
---|
| 2699 | char *findFirst; |
---|
| 2700 | |
---|
| 2701 | regMask = 0; |
---|
| 2702 | |
---|
| 2703 | findFirst = strchr(findName, 'x'); |
---|
| 2704 | if (findFirst != NULL) |
---|
| 2705 | { |
---|
| 2706 | if (strchr(findFirst+1, 'x') != NULL) |
---|
| 2707 | { |
---|
| 2708 | return 0; |
---|
| 2709 | } |
---|
| 2710 | |
---|
| 2711 | regMask |= WRITEMASK_X; |
---|
| 2712 | } |
---|
| 2713 | |
---|
| 2714 | findFirst = strchr(findName, 'y'); |
---|
| 2715 | if (findFirst != NULL) |
---|
| 2716 | { |
---|
| 2717 | regMask |= WRITEMASK_Y; |
---|
| 2718 | // invalide write mask, must be swizzle |
---|
| 2719 | if (strchr(findFirst+1, 'x') != NULL) |
---|
| 2720 | { |
---|
| 2721 | return 0; |
---|
| 2722 | } |
---|
| 2723 | |
---|
| 2724 | if (strchr(findFirst+1, 'y') != NULL) |
---|
| 2725 | { |
---|
| 2726 | return 0; |
---|
| 2727 | } |
---|
| 2728 | |
---|
| 2729 | } |
---|
| 2730 | |
---|
| 2731 | findFirst = strchr(findName, 'z'); |
---|
| 2732 | if (findFirst != NULL) |
---|
| 2733 | { |
---|
| 2734 | regMask |= WRITEMASK_Z; |
---|
| 2735 | if (strchr(findFirst+1, 'x') != NULL) |
---|
| 2736 | { |
---|
| 2737 | return 0; |
---|
| 2738 | } |
---|
| 2739 | |
---|
| 2740 | if (strchr(findFirst+1, 'y') != NULL) |
---|
| 2741 | { |
---|
| 2742 | return 0; |
---|
| 2743 | } |
---|
| 2744 | |
---|
| 2745 | if (strchr(findFirst+1, 'z') != NULL) |
---|
| 2746 | { |
---|
| 2747 | return 0; |
---|
| 2748 | } |
---|
| 2749 | } |
---|
| 2750 | |
---|
| 2751 | findFirst = strchr(findName, 'w'); |
---|
| 2752 | if (findFirst != NULL) |
---|
| 2753 | { |
---|
| 2754 | |
---|
| 2755 | regMask |= WRITEMASK_W; |
---|
| 2756 | if (strchr(findFirst+1, 'x') != NULL) |
---|
| 2757 | { |
---|
| 2758 | return 0; |
---|
| 2759 | } |
---|
| 2760 | |
---|
| 2761 | if (strchr(findFirst+1, 'y') != NULL) |
---|
| 2762 | { |
---|
| 2763 | return 0; |
---|
| 2764 | } |
---|
| 2765 | |
---|
| 2766 | if (strchr(findFirst+1, 'z') != NULL) |
---|
| 2767 | { |
---|
| 2768 | return 0; |
---|
| 2769 | } |
---|
| 2770 | |
---|
| 2771 | if (strchr(findFirst+1, 'w') != NULL) |
---|
| 2772 | { |
---|
| 2773 | return 0; |
---|
| 2774 | } |
---|
| 2775 | } |
---|
| 2776 | |
---|
| 2777 | return regMask; |
---|
| 2778 | |
---|
| 2779 | } |
---|
| 2780 | |
---|
| 2781 | //===================================================================== |
---|
| 2782 | // Function: LexError |
---|
| 2783 | // Description: output an error to the stdout |
---|
| 2784 | // Parameters: typical printf like format |
---|
| 2785 | // Returns: . |
---|
| 2786 | //===================================================================== |
---|
| 2787 | void LexError(char *format, ...) |
---|
| 2788 | { |
---|
| 2789 | char errstring[4096]; |
---|
| 2790 | va_list marker; |
---|
| 2791 | |
---|
| 2792 | // fprintf( stderr,"(%d) : Error : ", yylineno); |
---|
| 2793 | if ( gbInsideInclude ) |
---|
| 2794 | { |
---|
| 2795 | sprintf( errstring, "%s", gCurFileName ); |
---|
| 2796 | sprintf( errstring+strlen(errstring),"(%d) : Error : ", yylineno); |
---|
| 2797 | } |
---|
| 2798 | else |
---|
| 2799 | { |
---|
| 2800 | sprintf( errstring,"(%d) : Error : ", yylineno); |
---|
| 2801 | } |
---|
| 2802 | |
---|
| 2803 | va_start(marker, format); |
---|
| 2804 | // vprintf(format, marker); |
---|
| 2805 | vsprintf(errstring+strlen(errstring), format, marker); |
---|
| 2806 | va_end(marker); |
---|
| 2807 | errors.set( errstring ); |
---|
| 2808 | } |
---|
| 2809 | |
---|
| 2810 | //===================================================================== |
---|
| 2811 | // Function: LexWarning |
---|
| 2812 | // Description: output a warning to the stdout |
---|
| 2813 | // Parameters: typical printf like format |
---|
| 2814 | // Returns: . |
---|
| 2815 | //===================================================================== |
---|
| 2816 | void LexWarning(char *format, ...) |
---|
| 2817 | { |
---|
| 2818 | char errstring[4096]; |
---|
| 2819 | va_list marker; |
---|
| 2820 | |
---|
| 2821 | // fprintf( stderr,"(%d) : warning : ", yylineno); |
---|
| 2822 | if ( gbInsideInclude ) |
---|
| 2823 | sprintf( errstring, "%s", gCurFileName ); |
---|
| 2824 | sprintf( errstring+strlen(errstring),"(%d) : Warning : ", yylineno); |
---|
| 2825 | // sprintf( errstring,"(%d) : Warning : ", yylineno); |
---|
| 2826 | |
---|
| 2827 | va_start(marker, format); |
---|
| 2828 | // vprintf(format, marker); |
---|
| 2829 | vsprintf(errstring+strlen(errstring), format, marker); |
---|
| 2830 | va_end(marker); |
---|
| 2831 | errors.set( errstring ); |
---|
| 2832 | } |
---|
| 2833 | |
---|
| 2834 | //===================================================================== |
---|
| 2835 | // Function: DebugUnhandledState |
---|
| 2836 | // Description: Come here in debug mode, when a state isn't handled |
---|
| 2837 | // for the Lexer |
---|
| 2838 | // Parameters: . |
---|
| 2839 | // Returns: . |
---|
| 2840 | //===================================================================== |
---|
| 2841 | void DebugUnhandledState() |
---|
| 2842 | { |
---|
| 2843 | fprintf( stderr,"Unhandled state reached, with %s text.\n", yytext); |
---|
| 2844 | } |
---|
| 2845 | |
---|
| 2846 | //===================================================================== |
---|
| 2847 | // Function: FindOpcode |
---|
| 2848 | // Description: Look through opcodes and see if in the table |
---|
| 2849 | // Parameters: findName = name to lookup |
---|
| 2850 | // Returns: OPCODEMAP * = pointer to opcode map entry, if found |
---|
| 2851 | //===================================================================== |
---|
| 2852 | OPCODEMAP *FindOpcode(char *findName) |
---|
| 2853 | { |
---|
| 2854 | |
---|
| 2855 | unsigned i; |
---|
| 2856 | |
---|
| 2857 | // just do linear search for now |
---|
| 2858 | for (i=0; i<NUMOPCODES; i++) |
---|
| 2859 | { |
---|
| 2860 | if (!stricmp(theOpcodes[i].string, findName)) |
---|
| 2861 | { |
---|
| 2862 | return &theOpcodes[i]; |
---|
| 2863 | } |
---|
| 2864 | |
---|
| 2865 | } |
---|
| 2866 | |
---|
| 2867 | return NULL; |
---|
| 2868 | } |
---|
| 2869 | |
---|
| 2870 | char *ReadTextFile(const char * filename) |
---|
| 2871 | { |
---|
| 2872 | char path[3][32] = { ".\0", |
---|
| 2873 | "../../data/programs\0", |
---|
| 2874 | "../../../data/programs\0" }; |
---|
| 2875 | char name[8192]; |
---|
| 2876 | int i; |
---|
| 2877 | |
---|
| 2878 | if (!filename) return 0; |
---|
| 2879 | |
---|
| 2880 | struct _stat status; |
---|
| 2881 | int found = 0; |
---|
| 2882 | for ( i = 0; i < 3; i++ ) |
---|
| 2883 | { |
---|
| 2884 | sprintf( name, "%s/%s", path[i], filename ); |
---|
| 2885 | |
---|
| 2886 | int fh = ::_open(name, _O_RDONLY); |
---|
| 2887 | |
---|
| 2888 | if(fh != -1) |
---|
| 2889 | { |
---|
| 2890 | int result = _fstat( fh, &status ); |
---|
| 2891 | if( result != 0 ) |
---|
| 2892 | { |
---|
| 2893 | fprintf( stderr, "An fstat error occurred.\n" ); |
---|
| 2894 | break; |
---|
| 2895 | } |
---|
| 2896 | ::_close( fh ); |
---|
| 2897 | found = i+1; |
---|
| 2898 | break; |
---|
| 2899 | } |
---|
| 2900 | } |
---|
| 2901 | |
---|
| 2902 | if ( 0 == found ) |
---|
| 2903 | { |
---|
| 2904 | fprintf(stderr,"Cannot open \"%s\" for stat read!\n", filename); |
---|
| 2905 | return NULL; |
---|
| 2906 | } |
---|
| 2907 | long size = status.st_size; |
---|
| 2908 | |
---|
| 2909 | char * buf = new char[size+1]; |
---|
| 2910 | |
---|
| 2911 | FILE *fp = 0; |
---|
| 2912 | if (!(fp = fopen(name, "r"))) |
---|
| 2913 | { |
---|
| 2914 | fprintf(stderr,"Cannot open \"%s\" for read!\n", name); |
---|
| 2915 | return NULL; |
---|
| 2916 | } |
---|
| 2917 | |
---|
| 2918 | int bytes; |
---|
| 2919 | bytes = fread(buf, 1, size, fp); |
---|
| 2920 | |
---|
| 2921 | buf[bytes] = 0; |
---|
| 2922 | |
---|
| 2923 | fclose(fp); |
---|
| 2924 | return buf; |
---|
| 2925 | } |
---|
| 2926 | |
---|
| 2927 | bool vs10_init_more(); |
---|
| 2928 | |
---|
| 2929 | bool vs10_init(char* inputString) |
---|
| 2930 | { |
---|
| 2931 | BEGIN(SAVELINE); |
---|
| 2932 | myin = inputString; |
---|
| 2933 | line_incr = 0; |
---|
| 2934 | return vs10_init_more(); |
---|
| 2935 | } |
---|
| 2936 | |
---|
| 2937 | #ifndef vs10_wrap |
---|
| 2938 | int vs10_wrap(void) |
---|
| 2939 | { |
---|
| 2940 | return(1); |
---|
| 2941 | } |
---|
| 2942 | #endif |
---|