6 #include "i965_gram.tab.h"
12 extern char *input_filename;
15 #define YY_USER_ACTION \
16 yylloc.first_line = yylloc.last_line = yylineno; \
17 yylloc.first_column = yycolumn; \
18 yylloc.last_column = yycolumn + yyleng - 1; \
29 /* eat up single line comment */
30 \/\/.*[\r\n] { yycolumn = 1; }
32 /* eat up multiline comment */
33 \/\* { saved_state = YYSTATE; BEGIN(BLOCK_COMMENT); }
35 <BLOCK_COMMENT>\*\/ { BEGIN(saved_state); }
38 <BLOCK_COMMENT>[\r\n] { }
40 <FILENAME>\"[^\"]+\" {
41 char *name = malloc(yyleng - 1);
42 memmove(name, yytext + 1, yyleng - 2);
43 name[yyleng-1] = '\0';
44 input_filename = name;
48 null { BEGIN(REG); return NULL_TOKEN; }
51 add { yylval.integer = BRW_OPCODE_ADD; return ADD; }
52 addc { yylval.integer = BRW_OPCODE_ADDC; return ADDC; }
53 and { yylval.integer = BRW_OPCODE_AND; return AND; }
54 asr { yylval.integer = BRW_OPCODE_ASR; return ASR; }
55 avg { yylval.integer = BRW_OPCODE_AVG; return AVG; }
56 bfe { yylval.integer = BRW_OPCODE_BFE; return BFE; }
57 bfi1 { yylval.integer = BRW_OPCODE_BFI1; return BFI1; }
58 bfi2 { yylval.integer = BRW_OPCODE_BFI2; return BFI2; }
59 bfrev { yylval.integer = BRW_OPCODE_BFREV; return BFREV; }
60 brc { yylval.integer = BRW_OPCODE_BRC; return BRC; }
61 brd { yylval.integer = BRW_OPCODE_BRD; return BRD; }
62 break { yylval.integer = BRW_OPCODE_BREAK; return BREAK; }
63 call { yylval.integer = BRW_OPCODE_CALL; return CALL; }
64 calla { yylval.integer = BRW_OPCODE_CALLA; return CALLA; }
65 case { yylval.integer = BRW_OPCODE_CASE; return CASE; }
66 cbit { yylval.integer = BRW_OPCODE_CBIT; return CBIT; }
67 cmp { yylval.integer = BRW_OPCODE_CMP; return CMP; }
68 cmpn { yylval.integer = BRW_OPCODE_CMPN; return CMPN; }
69 cont { yylval.integer = BRW_OPCODE_CONTINUE; return CONT; }
70 csel { yylval.integer = BRW_OPCODE_CSEL; return CSEL; }
71 dim { yylval.integer = BRW_OPCODE_DIM; return DIM; }
72 do { yylval.integer = BRW_OPCODE_DO; return DO; }
73 dp2 { yylval.integer = BRW_OPCODE_DP2; return DP2; }
74 dp3 { yylval.integer = BRW_OPCODE_DP3; return DP3; }
75 dp4 { yylval.integer = BRW_OPCODE_DP4; return DP4; }
76 dph { yylval.integer = BRW_OPCODE_DPH; return DPH; }
77 else { yylval.integer = BRW_OPCODE_ELSE; return ELSE; }
78 endif { yylval.integer = BRW_OPCODE_ENDIF; return ENDIF; }
79 f16to32 { yylval.integer = BRW_OPCODE_F16TO32; return F16TO32; }
80 f32to16 { yylval.integer = BRW_OPCODE_F32TO16; return F32TO16; }
81 fbh { yylval.integer = BRW_OPCODE_FBH; return FBH; }
82 fbl { yylval.integer = BRW_OPCODE_FBL; return FBL; }
83 fork { yylval.integer = BRW_OPCODE_FORK; return FORK; }
84 frc { yylval.integer = BRW_OPCODE_FRC; return FRC; }
85 goto { yylval.integer = BRW_OPCODE_GOTO; return GOTO; }
86 halt { yylval.integer = BRW_OPCODE_HALT; return HALT; }
87 if { yylval.integer = BRW_OPCODE_IF; return IF; }
88 iff { yylval.integer = BRW_OPCODE_IFF; return IFF; }
89 illegal { yylval.integer = BRW_OPCODE_ILLEGAL; return ILLEGAL; }
90 jmpi { yylval.integer = BRW_OPCODE_JMPI; return JMPI; }
91 line { yylval.integer = BRW_OPCODE_LINE; return LINE; }
92 lrp { yylval.integer = BRW_OPCODE_LRP; return LRP; }
93 lzd { yylval.integer = BRW_OPCODE_LZD; return LZD; }
94 mac { yylval.integer = BRW_OPCODE_MAC; return MAC; }
95 mach { yylval.integer = BRW_OPCODE_MACH; return MACH; }
96 mad { yylval.integer = BRW_OPCODE_MAD; return MAD; }
97 madm { yylval.integer = BRW_OPCODE_MADM; return MADM; }
98 mov { yylval.integer = BRW_OPCODE_MOV; return MOV; }
99 movi { yylval.integer = BRW_OPCODE_MOVI; return MOVI; }
100 mul { yylval.integer = BRW_OPCODE_MUL; return MUL; }
101 mrest { yylval.integer = BRW_OPCODE_MREST; return MREST; }
102 msave { yylval.integer = BRW_OPCODE_MSAVE; return MSAVE; }
103 nenop { yylval.integer = BRW_OPCODE_NENOP; return NENOP; }
104 nop { yylval.integer = BRW_OPCODE_NOP; return NOP; }
105 not { yylval.integer = BRW_OPCODE_NOT; return NOT; }
106 or { yylval.integer = BRW_OPCODE_OR; return OR; }
107 pln { yylval.integer = BRW_OPCODE_PLN; return PLN; }
108 pop { yylval.integer = BRW_OPCODE_POP; return POP; }
109 push { yylval.integer = BRW_OPCODE_PUSH; return PUSH; }
110 ret { yylval.integer = BRW_OPCODE_RET; return RET; }
111 rndd { yylval.integer = BRW_OPCODE_RNDD; return RNDD; }
112 rnde { yylval.integer = BRW_OPCODE_RNDE; return RNDE; }
113 rndu { yylval.integer = BRW_OPCODE_RNDU; return RNDU; }
114 rndz { yylval.integer = BRW_OPCODE_RNDZ; return RNDZ; }
115 rol { yylval.integer = BRW_OPCODE_ROL; return ROL; }
116 ror { yylval.integer = BRW_OPCODE_ROR; return ROR; }
117 sad2 { yylval.integer = BRW_OPCODE_SAD2; return SAD2; }
118 sada2 { yylval.integer = BRW_OPCODE_SADA2; return SADA2; }
119 sel { yylval.integer = BRW_OPCODE_SEL; return SEL; }
120 send { yylval.integer = BRW_OPCODE_SEND; return SEND; }
121 sendc { yylval.integer = BRW_OPCODE_SENDC; return SENDC; }
122 sends { yylval.integer = BRW_OPCODE_SENDS; return SENDS; }
123 sendsc { yylval.integer = BRW_OPCODE_SENDSC; return SENDSC; }
124 shl { yylval.integer = BRW_OPCODE_SHL; return SHL; }
125 shr { yylval.integer = BRW_OPCODE_SHR; return SHR; }
126 smov { yylval.integer = BRW_OPCODE_SMOV; return SMOV; }
127 subb { yylval.integer = BRW_OPCODE_SUBB; return SUBB; }
128 wait { yylval.integer = BRW_OPCODE_WAIT; return WAIT; }
129 while { yylval.integer = BRW_OPCODE_WHILE; return WHILE; }
130 xor { yylval.integer = BRW_OPCODE_XOR; return XOR; }
132 /* extended math functions */
133 cos { yylval.integer = BRW_MATH_FUNCTION_COS; return COS; }
134 exp { yylval.integer = BRW_MATH_FUNCTION_EXP; return EXP; }
135 fdiv { yylval.integer = BRW_MATH_FUNCTION_FDIV; return FDIV; }
136 inv { yylval.integer = BRW_MATH_FUNCTION_INV; return INV; }
137 invm { yylval.integer = GEN8_MATH_FUNCTION_INVM; return INVM; }
139 yylval.integer = BRW_MATH_FUNCTION_INT_DIV_QUOTIENT;
144 BRW_MATH_FUNCTION_INT_DIV_QUOTIENT_AND_REMAINDER;
148 yylval.integer = BRW_MATH_FUNCTION_INT_DIV_REMAINDER;
151 log { yylval.integer = BRW_MATH_FUNCTION_LOG; return LOG; }
152 pow { yylval.integer = BRW_MATH_FUNCTION_POW; return POW; }
153 rsq { yylval.integer = BRW_MATH_FUNCTION_RSQ; return RSQ; }
154 rsqrtm { yylval.integer = GEN8_MATH_FUNCTION_RSQRTM; return RSQRTM; }
155 sin { yylval.integer = BRW_MATH_FUNCTION_SIN; return SIN; }
156 sqrt { yylval.integer = BRW_MATH_FUNCTION_SQRT; return SQRT; }
157 sincos { yylval.integer = BRW_MATH_FUNCTION_SINCOS; return SINCOS; }
159 /* shared functions for send instruction */
160 sampler { return SAMPLER; }
161 dp_sampler { return DP_SAMPLER; }
162 gateway { return GATEWAY; }
164 thread_spawner { return THREAD_SPAWNER; }
165 render { return RENDER; }
166 const { return CONST; }
167 data { return DATA; }
169 math { return MATH; }
170 read { return READ; }
171 write { return WRITE; }
173 "pixel interp" { return PIXEL_INTERP; }
174 "dp data 1" { return DP_DATA_1; }
176 ";" { return SEMICOLON; }
177 ":" { return COLON; }
178 "(" { return LPAREN; }
179 ")" { return RPAREN; }
180 "{" { return LCURLY; }
181 "}" { return RCURLY; }
182 "[" { return LSQUARE; }
183 "]" { return RSQUARE; }
184 "<" { return LANGLE; }
185 ">" { return RANGLE; }
186 "," { return COMMA; }
189 "-" { return MINUS; }
190 "~" { return MINUS; }
191 "(abs)" { return ABS; }
194 "VxH" { return VxH; }
195 <REG>"<" { return LANGLE; }
197 yylval.integer = strtoul(yytext, NULL, 10);
200 <REG>">" { return RANGLE; }
201 <REG>"," { return COMMA; }
202 <REG>"." { BEGIN(DOTSEL); return DOT; }
203 <REG>";" { return SEMICOLON; }
205 <DOTSEL>"x" { yylval.integer = BRW_CHANNEL_X; return X; }
206 <DOTSEL>"y" { yylval.integer = BRW_CHANNEL_Y; return Y; }
207 <DOTSEL>"z" { yylval.integer = BRW_CHANNEL_Z; return Z; }
208 <DOTSEL>"w" { yylval.integer = BRW_CHANNEL_W; return W; }
209 <DOTSEL>[0-9][0-9]* {
210 yylval.integer = strtoul(yytext, NULL, 10);
214 <DOTSEL>. { yyless(0); BEGIN(INITIAL); }
215 <REG>. { yyless(0); BEGIN(INITIAL); }
218 "align1" { return ALIGN1; }
219 "align16" { return ALIGN16; }
221 /* Accumulator write control */
222 AccWrEnable { return ACCWREN; }
224 /* Mask control (formerly WECtrl/Write Enable Control) */
225 "WE_all" { return WECTRL; }
227 /* Compaction control */
228 compacted { return CMPTCTRL; }
231 breakpoint { return BREAKPOINT; }
233 /* Dependency control */
234 NoDDClr { return NODDCLR; }
235 NoDDChk { return NODDCHK; }
241 nomask { return MASK_DISABLE; }
244 <CHANNEL>"x" { yylval.integer = BRW_CHANNEL_X; return X; }
245 <CHANNEL>"y" { yylval.integer = BRW_CHANNEL_Y; return Y; }
246 <CHANNEL>"z" { yylval.integer = BRW_CHANNEL_Z; return Z; }
247 <CHANNEL>"w" { yylval.integer = BRW_CHANNEL_W; return W; }
248 <CHANNEL>[0-9][0-9]* {
249 yylval.integer = strtoul(yytext, NULL, 10);
252 <CHANNEL>"." { return DOT; }
253 <CHANNEL>. { yyless(0); BEGIN(INITIAL); }
256 /* Predicate Control */
257 <CHANNEL>".anyv" { yylval.integer = BRW_PREDICATE_ALIGN1_ANYV; return ANYV; }
258 <CHANNEL>".allv" { yylval.integer = BRW_PREDICATE_ALIGN1_ALLV; return ALLV; }
259 <CHANNEL>".any2h" { yylval.integer = BRW_PREDICATE_ALIGN1_ANY2H; return ANY2H; }
260 <CHANNEL>".all2h" { yylval.integer = BRW_PREDICATE_ALIGN1_ALL2H; return ALL2H; }
261 <CHANNEL>".any4h" { yylval.integer = BRW_PREDICATE_ALIGN16_ANY4H; return ANY4H; }
262 <CHANNEL>".all4h" { yylval.integer = BRW_PREDICATE_ALIGN16_ALL4H; return ALL4H; }
263 <CHANNEL>".any8h" { yylval.integer = BRW_PREDICATE_ALIGN1_ANY8H; return ANY8H; }
264 <CHANNEL>".all8h" { yylval.integer = BRW_PREDICATE_ALIGN1_ALL8H; return ALL8H; }
265 <CHANNEL>".any16h" { yylval.integer = BRW_PREDICATE_ALIGN1_ANY16H; return ANY16H; }
266 <CHANNEL>".all16h" { yylval.integer = BRW_PREDICATE_ALIGN1_ALL16H; return ALL16H; }
267 <CHANNEL>".any32h" { yylval.integer = BRW_PREDICATE_ALIGN1_ANY32H; return ANY32H; }
268 <CHANNEL>".all32h" { yylval.integer = BRW_PREDICATE_ALIGN1_ALL32H; return ALL32H; }
271 ".sat" { return SATURATE; }
274 atomic { return ATOMIC; }
275 switch { return SWITCH; }
277 /* compression control */
278 compr { return COMPR; }
279 compr4 { return COMPR4; }
280 sechalf { return SECHALF; }
282 /* Quarter Control */
284 "2Q" { return QTR_2Q; }
285 "3Q" { return QTR_3Q; }
286 "4Q" { return QTR_4Q; }
287 "2H" { return QTR_2H; }
288 "2N" { return QTR_2N; }
289 "3N" { return QTR_3N; }
290 "4N" { return QTR_4N; }
291 "5N" { return QTR_5N; }
292 "6N" { return QTR_6N; }
293 "7N" { return QTR_7N; }
294 "8N" { return QTR_8N; }
297 :?B { return TYPE_B; }
298 :?D { return TYPE_D; }
299 :?DF { return TYPE_DF; }
300 :?F { return TYPE_F; }
301 :?HF { return TYPE_HF; }
302 :?NF { return TYPE_NF; }
303 :?Q { return TYPE_Q; }
304 :?UB { return TYPE_UB; }
305 :?UD { return TYPE_UD; }
306 :?UW { return TYPE_UW; }
307 :?UQ { return TYPE_UQ; }
308 :?UV { return TYPE_UV; }
309 :?V { return TYPE_V; }
310 :?VF { return TYPE_VF; }
311 :?W { return TYPE_W; }
313 /* Address registers */
314 "a0" { yylval.integer = atoi(yytext + 1); BEGIN(REG); return ADDRREG; }
316 /* accumulator registers */
317 "acc"[0-9]+ { yylval.integer = atoi(yytext + 3); return ACCREG; }
319 /* channel enable registers */
320 "ce0" { return CHANNELENABLEREG; }
322 /* control registers */
323 "cr0" { return CONTROLREG; }
326 "f"[0|1] { BEGIN(CHANNEL); yylval.integer = atoi(yytext + 1); return FLAGREG; }
328 /* message control registers */
329 "m" { return MSGREGFILE; }
330 m[0-9]+ { yylval.integer = atoi(yytext + 1); BEGIN(REG); return MSGREG; }
333 sr[0-9]+ { yylval.integer = atoi(yytext + 2); return STATEREG; }
335 /* notification registers */
336 "n"[0-2]+ { yylval.integer = atoi(yytext + 1); BEGIN(REG); return NOTIFYREG; }
339 "ip" { return IPREG; }
341 /* Thread control register */
342 "tdr0" { return THREADREG; }
344 /* performance register */
345 "tm0" { BEGIN(REG); return PERFORMANCEREG; }
348 yylval.integer = atoi(yytext + 1);
349 BEGIN(REG); return GENREG;
351 [gr] { return GENREGFILE; }
352 "mask"[0-9]+ { yylval.integer = atoi(yytext + 4); return MASKREG; }
354 /* Conditional modifiers */
355 ".e" { yylval.integer = BRW_CONDITIONAL_Z; return EQUAL; }
356 ".g" { yylval.integer = BRW_CONDITIONAL_G; return GREATER; }
357 ".ge" { yylval.integer = BRW_CONDITIONAL_GE; return GREATER_EQUAL; }
358 ".l" { yylval.integer = BRW_CONDITIONAL_L; return LESS; }
359 ".le" { yylval.integer = BRW_CONDITIONAL_LE; return LESS_EQUAL; }
360 ".ne" { yylval.integer = BRW_CONDITIONAL_NZ; return NOT_EQUAL; }
361 ".nz" { yylval.integer = BRW_CONDITIONAL_NZ; return NOT_ZERO; }
362 ".o" { yylval.integer = BRW_CONDITIONAL_O; return OVERFLOW; }
363 ".r" { yylval.integer = BRW_CONDITIONAL_R; return ROUND_INCREMENT; }
364 ".u" { yylval.integer = BRW_CONDITIONAL_U; return UNORDERED; }
365 ".z" { yylval.integer = BRW_CONDITIONAL_Z; return ZERO; }
367 /* Eat up JIP and UIP token, their values will be parsed
377 "0x"[0-9a-f][0-9a-f]* {
378 yylval.llint = strtoull(yytext + 2, NULL, 16);
382 yylval.llint = strtoll(yytext, NULL, 10);
389 fprintf(stderr, "%s: %d: %s: at \"%s\"\n",
390 input_filename, yylineno,
391 "unexpected token", lex_text());