diff options
Diffstat (limited to 'mesalib/src/mesa/shader/program_lexer.l')
| -rw-r--r-- | mesalib/src/mesa/shader/program_lexer.l | 187 |
1 files changed, 96 insertions, 91 deletions
diff --git a/mesalib/src/mesa/shader/program_lexer.l b/mesalib/src/mesa/shader/program_lexer.l index c2803ff70..e2acb3c0c 100644 --- a/mesalib/src/mesa/shader/program_lexer.l +++ b/mesalib/src/mesa/shader/program_lexer.l @@ -26,22 +26,27 @@ #include "prog_instruction.h" #include "prog_statevars.h" +#include "symbol_table.h" #include "program_parser.h" #include "program_parse.tab.h" #define require_ARB_vp (yyextra->mode == ARB_vertex) #define require_ARB_fp (yyextra->mode == ARB_fragment) +#define require_NV_fp (yyextra->option.NV_fragment) #define require_shadow (yyextra->option.Shadow) #define require_rect (yyextra->option.TexRect) #define require_texarray (yyextra->option.TexArray) +#ifndef HAVE_UNISTD_H +#define YY_NO_UNISTD_H +#endif + #define return_token_or_IDENTIFIER(condition, token) \ do { \ if (condition) { \ return token; \ } else { \ - yylval->string = strdup(yytext); \ - return IDENTIFIER; \ + return handle_ident(yyextra, yytext, yylval); \ } \ } while (0) @@ -56,15 +61,16 @@ } while (0) -#define return_opcode(condition, token, opcode, sat) \ +#define return_opcode(condition, token, opcode, len) \ do { \ - if (condition) { \ + if (condition && \ + _mesa_parse_instruction_suffix(yyextra, \ + yytext + len, \ + & yylval->temp_inst)) { \ yylval->temp_inst.Opcode = OPCODE_ ## opcode; \ - yylval->temp_inst.SaturateMode = SATURATE_ ## sat; \ return token; \ } else { \ - yylval->string = strdup(yytext); \ - return IDENTIFIER; \ + return handle_ident(yyextra, yytext, yylval); \ } \ } while (0) @@ -113,6 +119,15 @@ swiz_from_char(char c) return 0; } +static int +handle_ident(struct asm_parser_state *state, const char *text, YYSTYPE *lval) +{ + lval->string = strdup(text); + + return (_mesa_symbol_table_find_symbol(state->st, 0, text) == NULL) + ? IDENTIFIER : USED_IDENTIFIER; +} + #define YY_USER_ACTION \ do { \ yylloc->first_column = yylloc->last_column; \ @@ -133,6 +148,11 @@ exp [Ee][-+]?[0-9]+ frac "."[0-9]+ dot "."[ \t]* +sz [HRX]? +szf [HR]? +cc C? +sat (_SAT)? + %option bison-bridge bison-locations reentrant noyywrap %% @@ -150,86 +170,74 @@ OUTPUT { return OUTPUT; } PARAM { return PARAM; } TEMP { yylval->integer = at_temp; return TEMP; } -ABS { return_opcode( 1, VECTOR_OP, ABS, OFF); } -ABS_SAT { return_opcode(require_ARB_fp, VECTOR_OP, ABS, ZERO_ONE); } -ADD { return_opcode( 1, BIN_OP, ADD, OFF); } -ADD_SAT { return_opcode(require_ARB_fp, BIN_OP, ADD, ZERO_ONE); } -ARL { return_opcode(require_ARB_vp, ARL, ARL, OFF); } - -CMP { return_opcode(require_ARB_fp, TRI_OP, CMP, OFF); } -CMP_SAT { return_opcode(require_ARB_fp, TRI_OP, CMP, ZERO_ONE); } -COS { return_opcode(require_ARB_fp, SCALAR_OP, COS, OFF); } -COS_SAT { return_opcode(require_ARB_fp, SCALAR_OP, COS, ZERO_ONE); } - -DP3 { return_opcode( 1, BIN_OP, DP3, OFF); } -DP3_SAT { return_opcode(require_ARB_fp, BIN_OP, DP3, ZERO_ONE); } -DP4 { return_opcode( 1, BIN_OP, DP4, OFF); } -DP4_SAT { return_opcode(require_ARB_fp, BIN_OP, DP4, ZERO_ONE); } -DPH { return_opcode( 1, BIN_OP, DPH, OFF); } -DPH_SAT { return_opcode(require_ARB_fp, BIN_OP, DPH, ZERO_ONE); } -DST { return_opcode( 1, BIN_OP, DST, OFF); } -DST_SAT { return_opcode(require_ARB_fp, BIN_OP, DST, ZERO_ONE); } - -EX2 { return_opcode( 1, SCALAR_OP, EX2, OFF); } -EX2_SAT { return_opcode(require_ARB_fp, SCALAR_OP, EX2, ZERO_ONE); } -EXP { return_opcode(require_ARB_vp, SCALAR_OP, EXP, OFF); } - -FLR { return_opcode( 1, VECTOR_OP, FLR, OFF); } -FLR_SAT { return_opcode(require_ARB_fp, VECTOR_OP, FLR, ZERO_ONE); } -FRC { return_opcode( 1, VECTOR_OP, FRC, OFF); } -FRC_SAT { return_opcode(require_ARB_fp, VECTOR_OP, FRC, ZERO_ONE); } - -KIL { return_opcode(require_ARB_fp, KIL, KIL, OFF); } - -LIT { return_opcode( 1, VECTOR_OP, LIT, OFF); } -LIT_SAT { return_opcode(require_ARB_fp, VECTOR_OP, LIT, ZERO_ONE); } -LG2 { return_opcode( 1, SCALAR_OP, LG2, OFF); } -LG2_SAT { return_opcode(require_ARB_fp, SCALAR_OP, LG2, ZERO_ONE); } -LOG { return_opcode(require_ARB_vp, SCALAR_OP, LOG, OFF); } -LRP { return_opcode(require_ARB_fp, TRI_OP, LRP, OFF); } -LRP_SAT { return_opcode(require_ARB_fp, TRI_OP, LRP, ZERO_ONE); } - -MAD { return_opcode( 1, TRI_OP, MAD, OFF); } -MAD_SAT { return_opcode(require_ARB_fp, TRI_OP, MAD, ZERO_ONE); } -MAX { return_opcode( 1, BIN_OP, MAX, OFF); } -MAX_SAT { return_opcode(require_ARB_fp, BIN_OP, MAX, ZERO_ONE); } -MIN { return_opcode( 1, BIN_OP, MIN, OFF); } -MIN_SAT { return_opcode(require_ARB_fp, BIN_OP, MIN, ZERO_ONE); } -MOV { return_opcode( 1, VECTOR_OP, MOV, OFF); } -MOV_SAT { return_opcode(require_ARB_fp, VECTOR_OP, MOV, ZERO_ONE); } -MUL { return_opcode( 1, BIN_OP, MUL, OFF); } -MUL_SAT { return_opcode(require_ARB_fp, BIN_OP, MUL, ZERO_ONE); } - -POW { return_opcode( 1, BINSC_OP, POW, OFF); } -POW_SAT { return_opcode(require_ARB_fp, BINSC_OP, POW, ZERO_ONE); } - -RCP { return_opcode( 1, SCALAR_OP, RCP, OFF); } -RCP_SAT { return_opcode(require_ARB_fp, SCALAR_OP, RCP, ZERO_ONE); } -RSQ { return_opcode( 1, SCALAR_OP, RSQ, OFF); } -RSQ_SAT { return_opcode(require_ARB_fp, SCALAR_OP, RSQ, ZERO_ONE); } - -SCS { return_opcode(require_ARB_fp, SCALAR_OP, SCS, OFF); } -SCS_SAT { return_opcode(require_ARB_fp, SCALAR_OP, SCS, ZERO_ONE); } -SGE { return_opcode( 1, BIN_OP, SGE, OFF); } -SGE_SAT { return_opcode(require_ARB_fp, BIN_OP, SGE, ZERO_ONE); } -SIN { return_opcode(require_ARB_fp, SCALAR_OP, SIN, OFF); } -SIN_SAT { return_opcode(require_ARB_fp, SCALAR_OP, SIN, ZERO_ONE); } -SLT { return_opcode( 1, BIN_OP, SLT, OFF); } -SLT_SAT { return_opcode(require_ARB_fp, BIN_OP, SLT, ZERO_ONE); } -SUB { return_opcode( 1, BIN_OP, SUB, OFF); } -SUB_SAT { return_opcode(require_ARB_fp, BIN_OP, SUB, ZERO_ONE); } -SWZ { return_opcode( 1, SWZ, SWZ, OFF); } -SWZ_SAT { return_opcode(require_ARB_fp, SWZ, SWZ, ZERO_ONE); } - -TEX { return_opcode(require_ARB_fp, SAMPLE_OP, TEX, OFF); } -TEX_SAT { return_opcode(require_ARB_fp, SAMPLE_OP, TEX, ZERO_ONE); } -TXB { return_opcode(require_ARB_fp, SAMPLE_OP, TXB, OFF); } -TXB_SAT { return_opcode(require_ARB_fp, SAMPLE_OP, TXB, ZERO_ONE); } -TXP { return_opcode(require_ARB_fp, SAMPLE_OP, TXP, OFF); } -TXP_SAT { return_opcode(require_ARB_fp, SAMPLE_OP, TXP, ZERO_ONE); } - -XPD { return_opcode( 1, BIN_OP, XPD, OFF); } -XPD_SAT { return_opcode(require_ARB_fp, BIN_OP, XPD, ZERO_ONE); } +ABS{sz}{cc}{sat} { return_opcode( 1, VECTOR_OP, ABS, 3); } +ADD{sz}{cc}{sat} { return_opcode( 1, BIN_OP, ADD, 3); } +ARL { return_opcode(require_ARB_vp, ARL, ARL, 3); } + +CMP{sat} { return_opcode(require_ARB_fp, TRI_OP, CMP, 3); } +COS{szf}{cc}{sat} { return_opcode(require_ARB_fp, SCALAR_OP, COS, 3); } + +DDX{szf}{cc}{sat} { return_opcode(require_NV_fp, VECTOR_OP, DDX, 3); } +DDY{szf}{cc}{sat} { return_opcode(require_NV_fp, VECTOR_OP, DDY, 3); } +DP3{sz}{cc}{sat} { return_opcode( 1, BIN_OP, DP3, 3); } +DP4{sz}{cc}{sat} { return_opcode( 1, BIN_OP, DP4, 3); } +DPH{sz}{cc}{sat} { return_opcode( 1, BIN_OP, DPH, 3); } +DST{szf}{cc}{sat} { return_opcode( 1, BIN_OP, DST, 3); } + +EX2{szf}{cc}{sat} { return_opcode( 1, SCALAR_OP, EX2, 3); } +EXP { return_opcode(require_ARB_vp, SCALAR_OP, EXP, 3); } + +FLR{sz}{cc}{sat} { return_opcode( 1, VECTOR_OP, FLR, 3); } +FRC{sz}{cc}{sat} { return_opcode( 1, VECTOR_OP, FRC, 3); } + +KIL { return_opcode(require_ARB_fp, KIL, KIL, 3); } + +LIT{szf}{cc}{sat} { return_opcode( 1, VECTOR_OP, LIT, 3); } +LG2{szf}{cc}{sat} { return_opcode( 1, SCALAR_OP, LG2, 3); } +LOG { return_opcode(require_ARB_vp, SCALAR_OP, LOG, 3); } +LRP{sz}{cc}{sat} { return_opcode(require_ARB_fp, TRI_OP, LRP, 3); } + +MAD{sz}{cc}{sat} { return_opcode( 1, TRI_OP, MAD, 3); } +MAX{sz}{cc}{sat} { return_opcode( 1, BIN_OP, MAX, 3); } +MIN{sz}{cc}{sat} { return_opcode( 1, BIN_OP, MIN, 3); } +MOV{sz}{cc}{sat} { return_opcode( 1, VECTOR_OP, MOV, 3); } +MUL{sz}{cc}{sat} { return_opcode( 1, BIN_OP, MUL, 3); } + +PK2H { return_opcode(require_NV_fp, VECTOR_OP, PK2H, 4); } +PK2US { return_opcode(require_NV_fp, VECTOR_OP, PK2US, 5); } +PK4B { return_opcode(require_NV_fp, VECTOR_OP, PK4B, 4); } +PK4UB { return_opcode(require_NV_fp, VECTOR_OP, PK4UB, 5); } +POW{szf}{cc}{sat} { return_opcode( 1, BINSC_OP, POW, 3); } + +RCP{szf}{cc}{sat} { return_opcode( 1, SCALAR_OP, RCP, 3); } +RFL{szf}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, RFL, 3); } +RSQ{szf}{cc}{sat} { return_opcode( 1, SCALAR_OP, RSQ, 3); } + +SCS{sat} { return_opcode(require_ARB_fp, SCALAR_OP, SCS, 3); } +SEQ{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, SEQ, 3); } +SFL{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, SFL, 3); } +SGE{sz}{cc}{sat} { return_opcode( 1, BIN_OP, SGE, 3); } +SGT{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, SGT, 3); } +SIN{szf}{cc}{sat} { return_opcode(require_ARB_fp, SCALAR_OP, SIN, 3); } +SLE{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, SLE, 3); } +SLT{sz}{cc}{sat} { return_opcode( 1, BIN_OP, SLT, 3); } +SNE{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, SNE, 3); } +STR{sz}{cc}{sat} { return_opcode(require_NV_fp, BIN_OP, STR, 3); } +SUB{sz}{cc}{sat} { return_opcode( 1, BIN_OP, SUB, 3); } +SWZ{sat} { return_opcode( 1, SWZ, SWZ, 3); } + +TEX{cc}{sat} { return_opcode(require_ARB_fp, SAMPLE_OP, TEX, 3); } +TXB{cc}{sat} { return_opcode(require_ARB_fp, SAMPLE_OP, TXB, 3); } +TXD{cc}{sat} { return_opcode(require_NV_fp, TXD_OP, TXD, 3); } +TXP{cc}{sat} { return_opcode(require_ARB_fp, SAMPLE_OP, TXP, 3); } + +UP2H{cc}{sat} { return_opcode(require_NV_fp, SCALAR_OP, UP2H, 4); } +UP2US{cc}{sat} { return_opcode(require_NV_fp, SCALAR_OP, UP2US, 5); } +UP4B{cc}{sat} { return_opcode(require_NV_fp, SCALAR_OP, UP4B, 4); } +UP4UB{cc}{sat} { return_opcode(require_NV_fp, SCALAR_OP, UP4UB, 5); } + +X2D{szf}{cc}{sat} { return_opcode(require_NV_fp, TRI_OP, X2D, 3); } +XPD{sat} { return_opcode( 1, BIN_OP, XPD, 3); } vertex { return_token_or_IDENTIFIER(require_ARB_vp, VERTEX); } fragment { return_token_or_IDENTIFIER(require_ARB_fp, FRAGMENT); } @@ -307,10 +315,7 @@ ARRAY2D { return_token_or_IDENTIFIER(require_ARB_fp && require ARRAYSHADOW1D { return_token_or_IDENTIFIER(require_ARB_fp && require_shadow && require_texarray, TEX_ARRAYSHADOW1D); } ARRAYSHADOW2D { return_token_or_IDENTIFIER(require_ARB_fp && require_shadow && require_texarray, TEX_ARRAYSHADOW2D); } -[_a-zA-Z$][_a-zA-Z0-9$]* { - yylval->string = strdup(yytext); - return IDENTIFIER; -} +[_a-zA-Z$][_a-zA-Z0-9$]* { return handle_ident(yyextra, yytext, yylval); } ".." { return DOT_DOT; } |