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Tom Stellardf98f2ce2012-12-11 21:25:42 +00001//===-- R600Instructions.td - R600 Instruction defs -------*- tablegen -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// R600 Tablegen instruction definitions
11//
12//===----------------------------------------------------------------------===//
13
14include "R600Intrinsics.td"
15
Vincent Lejeune8723c9e2013-04-30 00:13:20 +000016class InstR600 <dag outs, dag ins, string asm, list<dag> pattern,
Tom Stellardf98f2ce2012-12-11 21:25:42 +000017 InstrItinClass itin>
18 : AMDGPUInst <outs, ins, asm, pattern> {
19
20 field bits<64> Inst;
Vincent Lejeuneabcde262013-04-30 00:14:17 +000021 bit TransOnly = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000022 bit Trig = 0;
23 bit Op3 = 0;
24 bit isVector = 0;
25 bits<2> FlagOperandIdx = 0;
26 bit Op1 = 0;
27 bit Op2 = 0;
28 bit HasNativeOperands = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +000029 bit VTXInst = 0;
30 bit TEXInst = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000031
Tom Stellardf98f2ce2012-12-11 21:25:42 +000032 let Namespace = "AMDGPU";
33 let OutOperandList = outs;
34 let InOperandList = ins;
35 let AsmString = asm;
36 let Pattern = pattern;
37 let Itinerary = itin;
38
Vincent Lejeuneabcde262013-04-30 00:14:17 +000039 let TSFlags{0} = TransOnly;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000040 let TSFlags{4} = Trig;
41 let TSFlags{5} = Op3;
42
43 // Vector instructions are instructions that must fill all slots in an
44 // instruction group
45 let TSFlags{6} = isVector;
46 let TSFlags{8-7} = FlagOperandIdx;
47 let TSFlags{9} = HasNativeOperands;
48 let TSFlags{10} = Op1;
49 let TSFlags{11} = Op2;
Vincent Lejeune631591e2013-04-30 00:13:39 +000050 let TSFlags{12} = VTXInst;
51 let TSFlags{13} = TEXInst;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000052}
53
54class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +000055 InstR600 <outs, ins, asm, pattern, NullALU> {
Tom Stellardf98f2ce2012-12-11 21:25:42 +000056
57 let Namespace = "AMDGPU";
58}
59
60def MEMxi : Operand<iPTR> {
61 let MIOperandInfo = (ops R600_TReg32_X:$ptr, i32imm:$index);
62 let PrintMethod = "printMemOperand";
63}
64
65def MEMrr : Operand<iPTR> {
66 let MIOperandInfo = (ops R600_Reg32:$ptr, R600_Reg32:$index);
67}
68
69// Operands for non-registers
70
71class InstFlag<string PM = "printOperand", int Default = 0>
72 : OperandWithDefaultOps <i32, (ops (i32 Default))> {
73 let PrintMethod = PM;
74}
75
Vincent Lejeunea311c5262013-02-10 17:57:33 +000076// src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers
Tom Stellard9f7818d2013-01-23 02:09:06 +000077def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> {
78 let PrintMethod = "printSel";
79}
Vincent Lejeunee332e352013-04-30 00:14:08 +000080def BANK_SWIZZLE : OperandWithDefaultOps <i32, (ops (i32 0))> {
Vincent Lejeune92f24d42013-05-02 21:52:30 +000081 let PrintMethod = "printBankSwizzle";
Vincent Lejeunee332e352013-04-30 00:14:08 +000082}
Tom Stellard9f7818d2013-01-23 02:09:06 +000083
Tom Stellardf98f2ce2012-12-11 21:25:42 +000084def LITERAL : InstFlag<"printLiteral">;
85
86def WRITE : InstFlag <"printWrite", 1>;
87def OMOD : InstFlag <"printOMOD">;
88def REL : InstFlag <"printRel">;
89def CLAMP : InstFlag <"printClamp">;
90def NEG : InstFlag <"printNeg">;
91def ABS : InstFlag <"printAbs">;
92def UEM : InstFlag <"printUpdateExecMask">;
93def UP : InstFlag <"printUpdatePred">;
94
95// XXX: The r600g finalizer in Mesa expects last to be one in most cases.
96// Once we start using the packetizer in this backend we should have this
97// default to 0.
98def LAST : InstFlag<"printLast", 1>;
99
Tom Stellardc0b0c672013-02-06 17:32:29 +0000100def FRAMEri : Operand<iPTR> {
101 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
102}
103
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000104def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
105def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
106def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard9f7818d2013-01-23 02:09:06 +0000107def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
108def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardc0b0c672013-02-06 17:32:29 +0000109def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000110
111class R600ALU_Word0 {
112 field bits<32> Word0;
113
114 bits<11> src0;
115 bits<1> src0_neg;
116 bits<1> src0_rel;
117 bits<11> src1;
118 bits<1> src1_rel;
119 bits<1> src1_neg;
120 bits<3> index_mode = 0;
121 bits<2> pred_sel;
122 bits<1> last;
123
124 bits<9> src0_sel = src0{8-0};
125 bits<2> src0_chan = src0{10-9};
126 bits<9> src1_sel = src1{8-0};
127 bits<2> src1_chan = src1{10-9};
128
129 let Word0{8-0} = src0_sel;
130 let Word0{9} = src0_rel;
131 let Word0{11-10} = src0_chan;
132 let Word0{12} = src0_neg;
133 let Word0{21-13} = src1_sel;
134 let Word0{22} = src1_rel;
135 let Word0{24-23} = src1_chan;
136 let Word0{25} = src1_neg;
137 let Word0{28-26} = index_mode;
138 let Word0{30-29} = pred_sel;
139 let Word0{31} = last;
140}
141
142class R600ALU_Word1 {
143 field bits<32> Word1;
144
145 bits<11> dst;
Vincent Lejeunee332e352013-04-30 00:14:08 +0000146 bits<3> bank_swizzle;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000147 bits<1> dst_rel;
148 bits<1> clamp;
149
150 bits<7> dst_sel = dst{6-0};
151 bits<2> dst_chan = dst{10-9};
152
153 let Word1{20-18} = bank_swizzle;
154 let Word1{27-21} = dst_sel;
155 let Word1{28} = dst_rel;
156 let Word1{30-29} = dst_chan;
157 let Word1{31} = clamp;
158}
159
160class R600ALU_Word1_OP2 <bits<11> alu_inst> : R600ALU_Word1{
161
162 bits<1> src0_abs;
163 bits<1> src1_abs;
164 bits<1> update_exec_mask;
165 bits<1> update_pred;
166 bits<1> write;
167 bits<2> omod;
168
169 let Word1{0} = src0_abs;
170 let Word1{1} = src1_abs;
171 let Word1{2} = update_exec_mask;
172 let Word1{3} = update_pred;
173 let Word1{4} = write;
174 let Word1{6-5} = omod;
175 let Word1{17-7} = alu_inst;
176}
177
178class R600ALU_Word1_OP3 <bits<5> alu_inst> : R600ALU_Word1{
179
180 bits<11> src2;
181 bits<1> src2_rel;
182 bits<1> src2_neg;
183
184 bits<9> src2_sel = src2{8-0};
185 bits<2> src2_chan = src2{10-9};
186
187 let Word1{8-0} = src2_sel;
188 let Word1{9} = src2_rel;
189 let Word1{11-10} = src2_chan;
190 let Word1{12} = src2_neg;
191 let Word1{17-13} = alu_inst;
192}
193
Tom Stellard80537b92013-01-23 02:09:01 +0000194class VTX_WORD0 {
195 field bits<32> Word0;
196 bits<7> SRC_GPR;
197 bits<5> VC_INST;
198 bits<2> FETCH_TYPE;
199 bits<1> FETCH_WHOLE_QUAD;
200 bits<8> BUFFER_ID;
201 bits<1> SRC_REL;
202 bits<2> SRC_SEL_X;
203 bits<6> MEGA_FETCH_COUNT;
204
205 let Word0{4-0} = VC_INST;
206 let Word0{6-5} = FETCH_TYPE;
207 let Word0{7} = FETCH_WHOLE_QUAD;
208 let Word0{15-8} = BUFFER_ID;
209 let Word0{22-16} = SRC_GPR;
210 let Word0{23} = SRC_REL;
211 let Word0{25-24} = SRC_SEL_X;
212 let Word0{31-26} = MEGA_FETCH_COUNT;
213}
214
215class VTX_WORD1_GPR {
216 field bits<32> Word1;
217 bits<7> DST_GPR;
218 bits<1> DST_REL;
219 bits<3> DST_SEL_X;
220 bits<3> DST_SEL_Y;
221 bits<3> DST_SEL_Z;
222 bits<3> DST_SEL_W;
223 bits<1> USE_CONST_FIELDS;
224 bits<6> DATA_FORMAT;
225 bits<2> NUM_FORMAT_ALL;
226 bits<1> FORMAT_COMP_ALL;
227 bits<1> SRF_MODE_ALL;
228
229 let Word1{6-0} = DST_GPR;
230 let Word1{7} = DST_REL;
231 let Word1{8} = 0; // Reserved
232 let Word1{11-9} = DST_SEL_X;
233 let Word1{14-12} = DST_SEL_Y;
234 let Word1{17-15} = DST_SEL_Z;
235 let Word1{20-18} = DST_SEL_W;
236 let Word1{21} = USE_CONST_FIELDS;
237 let Word1{27-22} = DATA_FORMAT;
238 let Word1{29-28} = NUM_FORMAT_ALL;
239 let Word1{30} = FORMAT_COMP_ALL;
240 let Word1{31} = SRF_MODE_ALL;
241}
242
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000243class TEX_WORD0 {
244 field bits<32> Word0;
245
246 bits<5> TEX_INST;
247 bits<2> INST_MOD;
248 bits<1> FETCH_WHOLE_QUAD;
249 bits<8> RESOURCE_ID;
250 bits<7> SRC_GPR;
251 bits<1> SRC_REL;
252 bits<1> ALT_CONST;
253 bits<2> RESOURCE_INDEX_MODE;
254 bits<2> SAMPLER_INDEX_MODE;
255
256 let Word0{4-0} = TEX_INST;
257 let Word0{6-5} = INST_MOD;
258 let Word0{7} = FETCH_WHOLE_QUAD;
259 let Word0{15-8} = RESOURCE_ID;
260 let Word0{22-16} = SRC_GPR;
261 let Word0{23} = SRC_REL;
262 let Word0{24} = ALT_CONST;
263 let Word0{26-25} = RESOURCE_INDEX_MODE;
264 let Word0{28-27} = SAMPLER_INDEX_MODE;
265}
266
267class TEX_WORD1 {
268 field bits<32> Word1;
269
270 bits<7> DST_GPR;
271 bits<1> DST_REL;
272 bits<3> DST_SEL_X;
273 bits<3> DST_SEL_Y;
274 bits<3> DST_SEL_Z;
275 bits<3> DST_SEL_W;
276 bits<7> LOD_BIAS;
277 bits<1> COORD_TYPE_X;
278 bits<1> COORD_TYPE_Y;
279 bits<1> COORD_TYPE_Z;
280 bits<1> COORD_TYPE_W;
281
282 let Word1{6-0} = DST_GPR;
283 let Word1{7} = DST_REL;
284 let Word1{11-9} = DST_SEL_X;
285 let Word1{14-12} = DST_SEL_Y;
286 let Word1{17-15} = DST_SEL_Z;
287 let Word1{20-18} = DST_SEL_W;
288 let Word1{27-21} = LOD_BIAS;
289 let Word1{28} = COORD_TYPE_X;
290 let Word1{29} = COORD_TYPE_Y;
291 let Word1{30} = COORD_TYPE_Z;
292 let Word1{31} = COORD_TYPE_W;
293}
294
295class TEX_WORD2 {
296 field bits<32> Word2;
297
298 bits<5> OFFSET_X;
299 bits<5> OFFSET_Y;
300 bits<5> OFFSET_Z;
301 bits<5> SAMPLER_ID;
302 bits<3> SRC_SEL_X;
303 bits<3> SRC_SEL_Y;
304 bits<3> SRC_SEL_Z;
305 bits<3> SRC_SEL_W;
306
307 let Word2{4-0} = OFFSET_X;
308 let Word2{9-5} = OFFSET_Y;
309 let Word2{14-10} = OFFSET_Z;
310 let Word2{19-15} = SAMPLER_ID;
311 let Word2{22-20} = SRC_SEL_X;
312 let Word2{25-23} = SRC_SEL_Y;
313 let Word2{28-26} = SRC_SEL_Z;
314 let Word2{31-29} = SRC_SEL_W;
315}
316
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000317/*
318XXX: R600 subtarget uses a slightly different encoding than the other
319subtargets. We currently handle this in R600MCCodeEmitter, but we may
320want to use these instruction classes in the future.
321
322class R600ALU_Word1_OP2_r600 : R600ALU_Word1_OP2 {
323
324 bits<1> fog_merge;
325 bits<10> alu_inst;
326
327 let Inst{37} = fog_merge;
328 let Inst{39-38} = omod;
329 let Inst{49-40} = alu_inst;
330}
331
332class R600ALU_Word1_OP2_r700 : R600ALU_Word1_OP2 {
333
334 bits<11> alu_inst;
335
336 let Inst{38-37} = omod;
337 let Inst{49-39} = alu_inst;
338}
339*/
340
341def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
342 (ops PRED_SEL_OFF)>;
343
344
345let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
346
347// Class for instructions with only one source register.
348// If you add new ins to this instruction, make sure they are listed before
349// $literal, because the backend currently assumes that the last operand is
350// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
351// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
352// and R600InstrInfo::getOperandIdx().
353class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
354 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000355 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000356 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000357 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000358 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
359 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000360 !strconcat(" ", opName,
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000361 "$last$clamp $dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000362 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000363 "$pred_sel $bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000364 pattern,
365 itin>,
366 R600ALU_Word0,
367 R600ALU_Word1_OP2 <inst> {
368
369 let src1 = 0;
370 let src1_rel = 0;
371 let src1_neg = 0;
372 let src1_abs = 0;
373 let update_exec_mask = 0;
374 let update_pred = 0;
375 let HasNativeOperands = 1;
376 let Op1 = 1;
377 let DisableEncoding = "$literal";
378
379 let Inst{31-0} = Word0;
380 let Inst{63-32} = Word1;
381}
382
383class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
384 InstrItinClass itin = AnyALU> :
385 R600_1OP <inst, opName,
386 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
387>;
388
389// If you add our change the operands for R600_2OP instructions, you must
390// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
391// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
392class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
393 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000394 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000395 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
396 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000397 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
398 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000399 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
400 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000401 !strconcat(" ", opName,
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000402 "$last$clamp $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000403 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
404 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000405 "$pred_sel $bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000406 pattern,
407 itin>,
408 R600ALU_Word0,
409 R600ALU_Word1_OP2 <inst> {
410
411 let HasNativeOperands = 1;
412 let Op2 = 1;
413 let DisableEncoding = "$literal";
414
415 let Inst{31-0} = Word0;
416 let Inst{63-32} = Word1;
417}
418
419class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
420 InstrItinClass itim = AnyALU> :
421 R600_2OP <inst, opName,
422 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
423 R600_Reg32:$src1))]
424>;
425
426// If you add our change the operands for R600_3OP instructions, you must
427// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
428// R600InstrInfo::buildDefaultInstruction(), and
429// R600InstrInfo::getOperandIdx().
430class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
431 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000432 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000433 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000434 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
435 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
436 R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000437 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
438 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000439 !strconcat(" ", opName, "$last$clamp $dst$dst_rel, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000440 "$src0_neg$src0$src0_rel, "
441 "$src1_neg$src1$src1_rel, "
442 "$src2_neg$src2$src2_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000443 "$pred_sel"
444 "$bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000445 pattern,
446 itin>,
447 R600ALU_Word0,
448 R600ALU_Word1_OP3<inst>{
449
450 let HasNativeOperands = 1;
451 let DisableEncoding = "$literal";
452 let Op3 = 1;
453
454 let Inst{31-0} = Word0;
455 let Inst{63-32} = Word1;
456}
457
458class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
459 InstrItinClass itin = VecALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000460 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000461 ins,
462 asm,
463 pattern,
464 itin>;
465
466class R600_TEX <bits<11> inst, string opName, list<dag> pattern,
467 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000468 InstR600 <(outs R600_Reg128:$DST_GPR),
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000469 (ins R600_Reg128:$SRC_GPR, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID, i32imm:$textureTarget),
470 !strconcat(opName, "$DST_GPR, $SRC_GPR, $RESOURCE_ID, $SAMPLER_ID, $textureTarget"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000471 pattern,
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000472 itin>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
473 let Inst{31-0} = Word0;
474 let Inst{63-32} = Word1;
475
476 let TEX_INST = inst{4-0};
477 let SRC_REL = 0;
478 let DST_REL = 0;
479 let DST_SEL_X = 0;
480 let DST_SEL_Y = 1;
481 let DST_SEL_Z = 2;
482 let DST_SEL_W = 3;
483 let LOD_BIAS = 0;
484
485 let INST_MOD = 0;
486 let FETCH_WHOLE_QUAD = 0;
487 let ALT_CONST = 0;
488 let SAMPLER_INDEX_MODE = 0;
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000489 let RESOURCE_INDEX_MODE = 0;
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000490
491 let COORD_TYPE_X = 0;
492 let COORD_TYPE_Y = 0;
493 let COORD_TYPE_Z = 0;
494 let COORD_TYPE_W = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +0000495
496 let TEXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000497 }
498
499} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
500
501def TEX_SHADOW : PatLeaf<
502 (imm),
503 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer6158ad12013-02-12 12:11:23 +0000504 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000505 }]
506>;
507
Tom Stellard97ff6182013-01-21 15:40:48 +0000508def TEX_RECT : PatLeaf<
509 (imm),
510 [{uint32_t TType = (uint32_t)N->getZExtValue();
511 return TType == 5;
512 }]
513>;
514
Tom Stellard64dca862013-02-07 17:02:14 +0000515def TEX_ARRAY : PatLeaf<
516 (imm),
517 [{uint32_t TType = (uint32_t)N->getZExtValue();
518 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
519 }]
520>;
521
522def TEX_SHADOW_ARRAY : PatLeaf<
523 (imm),
524 [{uint32_t TType = (uint32_t)N->getZExtValue();
525 return TType == 11 || TType == 12 || TType == 17;
526 }]
527>;
528
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000529class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs,
530 dag ins, string asm, list<dag> pattern> :
531 InstR600ISA <outs, ins, asm, pattern> {
532 bits<7> RW_GPR;
533 bits<7> INDEX_GPR;
534
535 bits<2> RIM;
536 bits<2> TYPE;
537 bits<1> RW_REL;
538 bits<2> ELEM_SIZE;
539
540 bits<12> ARRAY_SIZE;
541 bits<4> COMP_MASK;
542 bits<4> BURST_COUNT;
543 bits<1> VPM;
544 bits<1> eop;
545 bits<1> MARK;
546 bits<1> BARRIER;
547
548 // CF_ALLOC_EXPORT_WORD0_RAT
549 let Inst{3-0} = rat_id;
550 let Inst{9-4} = rat_inst;
551 let Inst{10} = 0; // Reserved
552 let Inst{12-11} = RIM;
553 let Inst{14-13} = TYPE;
554 let Inst{21-15} = RW_GPR;
555 let Inst{22} = RW_REL;
556 let Inst{29-23} = INDEX_GPR;
557 let Inst{31-30} = ELEM_SIZE;
558
559 // CF_ALLOC_EXPORT_WORD1_BUF
560 let Inst{43-32} = ARRAY_SIZE;
561 let Inst{47-44} = COMP_MASK;
562 let Inst{51-48} = BURST_COUNT;
563 let Inst{52} = VPM;
564 let Inst{53} = eop;
565 let Inst{61-54} = cf_inst;
566 let Inst{62} = MARK;
567 let Inst{63} = BARRIER;
568}
569
570class LoadParamFrag <PatFrag load_type> : PatFrag <
571 (ops node:$ptr), (load_type node:$ptr),
572 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
573>;
574
575def load_param : LoadParamFrag<load>;
576def load_param_zexti8 : LoadParamFrag<zextloadi8>;
577def load_param_zexti16 : LoadParamFrag<zextloadi16>;
578
579def isR600 : Predicate<"Subtarget.device()"
580 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">;
581def isR700 : Predicate<"Subtarget.device()"
582 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&"
583 "Subtarget.device()->getDeviceFlag()"
584 ">= OCL_DEVICE_RV710">;
585def isEG : Predicate<
586 "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && "
587 "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && "
588 "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">;
589
590def isCayman : Predicate<"Subtarget.device()"
591 "->getDeviceFlag() == OCL_DEVICE_CAYMAN">;
592def isEGorCayman : Predicate<"Subtarget.device()"
593 "->getGeneration() == AMDGPUDeviceInfo::HD5XXX"
594 "|| Subtarget.device()->getGeneration() =="
595 "AMDGPUDeviceInfo::HD6XXX">;
596
597def isR600toCayman : Predicate<
598 "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">;
599
600//===----------------------------------------------------------------------===//
Tom Stellardc7e18882013-01-23 02:09:03 +0000601// R600 SDNodes
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000602//===----------------------------------------------------------------------===//
603
Tom Stellard29b15a32013-02-05 17:09:14 +0000604def INTERP_PAIR_XY : AMDGPUShaderInst <
605 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
606 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
607 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
608 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000609
Tom Stellard29b15a32013-02-05 17:09:14 +0000610def INTERP_PAIR_ZW : AMDGPUShaderInst <
611 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
612 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
613 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
614 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000615
Tom Stellardc7e18882013-01-23 02:09:03 +0000616def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +0000617 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune64ca84d2013-03-05 15:04:42 +0000618 [SDNPVariadic]
Tom Stellardc7e18882013-01-23 02:09:03 +0000619>;
620
621//===----------------------------------------------------------------------===//
622// Interpolation Instructions
623//===----------------------------------------------------------------------===//
624
Tom Stellard29b15a32013-02-05 17:09:14 +0000625def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000626 (outs R600_Reg128:$dst),
Tom Stellard29b15a32013-02-05 17:09:14 +0000627 (ins i32imm:$src0),
628 "INTERP_LOAD $src0 : $dst",
629 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000630
631def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
632 let bank_swizzle = 5;
633}
634
635def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
636 let bank_swizzle = 5;
637}
638
639def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
640
641//===----------------------------------------------------------------------===//
642// Export Instructions
643//===----------------------------------------------------------------------===//
644
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000645def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000646
647def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
648 [SDNPHasChain, SDNPSideEffect]>;
649
650class ExportWord0 {
651 field bits<32> Word0;
652
653 bits<13> arraybase;
654 bits<2> type;
655 bits<7> gpr;
656 bits<2> elem_size;
657
658 let Word0{12-0} = arraybase;
659 let Word0{14-13} = type;
660 let Word0{21-15} = gpr;
661 let Word0{22} = 0; // RW_REL
662 let Word0{29-23} = 0; // INDEX_GPR
663 let Word0{31-30} = elem_size;
664}
665
666class ExportSwzWord1 {
667 field bits<32> Word1;
668
669 bits<3> sw_x;
670 bits<3> sw_y;
671 bits<3> sw_z;
672 bits<3> sw_w;
673 bits<1> eop;
674 bits<8> inst;
675
676 let Word1{2-0} = sw_x;
677 let Word1{5-3} = sw_y;
678 let Word1{8-6} = sw_z;
679 let Word1{11-9} = sw_w;
680}
681
682class ExportBufWord1 {
683 field bits<32> Word1;
684
685 bits<12> arraySize;
686 bits<4> compMask;
687 bits<1> eop;
688 bits<8> inst;
689
690 let Word1{11-0} = arraySize;
691 let Word1{15-12} = compMask;
692}
693
694multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
695 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
696 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000697 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000698 0, 61, 0, 7, 7, 7, cf_inst, 0)
699 >;
700
701 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
702 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000703 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000704 0, 61, 7, 0, 7, 7, cf_inst, 0)
705 >;
706
Tom Stellard44ddc362013-01-31 22:11:46 +0000707 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000708 (ExportInst
Tom Stellard44ddc362013-01-31 22:11:46 +0000709 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
710 >;
711
712 def : Pat<(int_R600_store_dummy 1),
713 (ExportInst
714 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000715 >;
716
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000717 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
718 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
719 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
720 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard254a83e2013-01-23 21:39:49 +0000721 >;
722
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000723}
724
725multiclass SteamOutputExportPattern<Instruction ExportInst,
726 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
727// Stream0
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000728 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
729 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
730 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000731 4095, imm:$mask, buf0inst, 0)>;
732// Stream1
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000733 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
734 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
735 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000736 4095, imm:$mask, buf1inst, 0)>;
737// Stream2
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000738 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
739 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
740 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000741 4095, imm:$mask, buf2inst, 0)>;
742// Stream3
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000743 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
744 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
745 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000746 4095, imm:$mask, buf3inst, 0)>;
747}
748
Vincent Lejeune26ebd7a2013-04-17 15:17:39 +0000749// Export Instructions should not be duplicated by TailDuplication pass
750// (which assumes that duplicable instruction are affected by exec mask)
751let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000752
753class ExportSwzInst : InstR600ISA<(
754 outs),
755 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
756 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
757 i32imm:$eop),
758 !strconcat("EXPORT", " $gpr"),
759 []>, ExportWord0, ExportSwzWord1 {
760 let elem_size = 3;
761 let Inst{31-0} = Word0;
762 let Inst{63-32} = Word1;
763}
764
Vincent Lejeunef846add2013-02-14 16:55:11 +0000765} // End usesCustomInserter = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000766
767class ExportBufInst : InstR600ISA<(
768 outs),
769 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
770 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
771 !strconcat("EXPORT", " $gpr"),
772 []>, ExportWord0, ExportBufWord1 {
773 let elem_size = 0;
774 let Inst{31-0} = Word0;
775 let Inst{63-32} = Word1;
776}
777
Vincent Lejeune8e591912013-04-01 21:47:42 +0000778//===----------------------------------------------------------------------===//
779// Control Flow Instructions
780//===----------------------------------------------------------------------===//
781
782class CF_ALU_WORD0 {
783 field bits<32> Word0;
784
785 bits<22> ADDR;
786 bits<4> KCACHE_BANK0;
787 bits<4> KCACHE_BANK1;
788 bits<2> KCACHE_MODE0;
789
790 let Word0{21-0} = ADDR;
791 let Word0{25-22} = KCACHE_BANK0;
792 let Word0{29-26} = KCACHE_BANK1;
793 let Word0{31-30} = KCACHE_MODE0;
794}
795
796class CF_ALU_WORD1 {
797 field bits<32> Word1;
798
799 bits<2> KCACHE_MODE1;
800 bits<8> KCACHE_ADDR0;
801 bits<8> KCACHE_ADDR1;
802 bits<7> COUNT;
803 bits<1> ALT_CONST;
804 bits<4> CF_INST;
805 bits<1> WHOLE_QUAD_MODE;
806 bits<1> BARRIER;
807
808 let Word1{1-0} = KCACHE_MODE1;
809 let Word1{9-2} = KCACHE_ADDR0;
810 let Word1{17-10} = KCACHE_ADDR1;
811 let Word1{24-18} = COUNT;
812 let Word1{25} = ALT_CONST;
813 let Word1{29-26} = CF_INST;
814 let Word1{30} = WHOLE_QUAD_MODE;
815 let Word1{31} = BARRIER;
816}
817
818class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
819(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1, i32imm:$KCACHE_MODE0, i32imm:$KCACHE_MODE1,
820i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1, i32imm:$COUNT),
821!strconcat(OpName, " $COUNT, @$ADDR, "
822"KC0[CB$KCACHE_BANK0:$KCACHE_ADDR0-$KCACHE_ADDR0+32]"
823", KC1[CB$KCACHE_BANK1:$KCACHE_ADDR1-$KCACHE_ADDR1+32]"),
824[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
825 field bits<64> Inst;
826
827 let CF_INST = inst;
828 let ALT_CONST = 0;
829 let WHOLE_QUAD_MODE = 0;
830 let BARRIER = 1;
831
832 let Inst{31-0} = Word0;
833 let Inst{63-32} = Word1;
834}
835
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000836class CF_WORD0_R600 {
837 field bits<32> Word0;
838
839 bits<32> ADDR;
840
841 let Word0 = ADDR;
842}
843
844class CF_WORD1_R600 {
845 field bits<32> Word1;
846
847 bits<3> POP_COUNT;
848 bits<5> CF_CONST;
849 bits<2> COND;
850 bits<3> COUNT;
851 bits<6> CALL_COUNT;
852 bits<1> COUNT_3;
853 bits<1> END_OF_PROGRAM;
854 bits<1> VALID_PIXEL_MODE;
855 bits<7> CF_INST;
856 bits<1> WHOLE_QUAD_MODE;
857 bits<1> BARRIER;
858
859 let Word1{2-0} = POP_COUNT;
860 let Word1{7-3} = CF_CONST;
861 let Word1{9-8} = COND;
862 let Word1{12-10} = COUNT;
863 let Word1{18-13} = CALL_COUNT;
864 let Word1{19} = COUNT_3;
865 let Word1{21} = END_OF_PROGRAM;
866 let Word1{22} = VALID_PIXEL_MODE;
867 let Word1{29-23} = CF_INST;
868 let Word1{30} = WHOLE_QUAD_MODE;
869 let Word1{31} = BARRIER;
870}
871
872class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
873ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
874 field bits<64> Inst;
875
876 let CF_INST = inst;
877 let BARRIER = 1;
878 let CF_CONST = 0;
879 let VALID_PIXEL_MODE = 0;
880 let COND = 0;
881 let CALL_COUNT = 0;
882 let COUNT_3 = 0;
883 let END_OF_PROGRAM = 0;
884 let WHOLE_QUAD_MODE = 0;
885
886 let Inst{31-0} = Word0;
887 let Inst{63-32} = Word1;
888}
889
890class CF_WORD0_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000891 field bits<32> Word0;
892
893 bits<24> ADDR;
894 bits<3> JUMPTABLE_SEL;
895
896 let Word0{23-0} = ADDR;
897 let Word0{26-24} = JUMPTABLE_SEL;
898}
899
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000900class CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000901 field bits<32> Word1;
902
903 bits<3> POP_COUNT;
904 bits<5> CF_CONST;
905 bits<2> COND;
906 bits<6> COUNT;
907 bits<1> VALID_PIXEL_MODE;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000908 bits<1> END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000909 bits<8> CF_INST;
910 bits<1> BARRIER;
911
912 let Word1{2-0} = POP_COUNT;
913 let Word1{7-3} = CF_CONST;
914 let Word1{9-8} = COND;
915 let Word1{15-10} = COUNT;
916 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard015f5862013-04-29 22:23:54 +0000917 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000918 let Word1{29-22} = CF_INST;
919 let Word1{31} = BARRIER;
920}
921
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000922class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
923ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000924 field bits<64> Inst;
925
926 let CF_INST = inst;
927 let BARRIER = 1;
928 let JUMPTABLE_SEL = 0;
929 let CF_CONST = 0;
930 let VALID_PIXEL_MODE = 0;
931 let COND = 0;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000932 let END_OF_PROGRAM = 0;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000933
934 let Inst{31-0} = Word0;
935 let Inst{63-32} = Word1;
936}
937
Vincent Lejeune8e591912013-04-01 21:47:42 +0000938def CF_ALU : ALU_CLAUSE<8, "ALU">;
939def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
940
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000941def FETCH_CLAUSE : AMDGPUInst <(outs),
942(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
943 field bits<8> Inst;
944 bits<8> num;
945 let Inst = num;
946}
947
Vincent Lejeune2c836f82013-04-30 00:14:38 +0000948def ALU_CLAUSE : AMDGPUInst <(outs),
949(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
950 field bits<8> Inst;
951 bits<8> num;
952 let Inst = num;
953}
954
955def LITERALS : AMDGPUInst <(outs),
956(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
957 field bits<64> Inst;
958 bits<32> literal1;
959 bits<32> literal2;
960
961 let Inst{31-0} = literal1;
962 let Inst{63-32} = literal2;
963}
964
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000965def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
966 field bits<64> Inst;
967}
968
Vincent Lejeunea311c5262013-02-10 17:57:33 +0000969let Predicates = [isR600toCayman] in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000970
971//===----------------------------------------------------------------------===//
972// Common Instructions R600, R700, Evergreen, Cayman
973//===----------------------------------------------------------------------===//
974
975def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
976// Non-IEEE MUL: 0 * anything = 0
977def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
978def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
979def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
980def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
981
982// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
983// so some of the instruction names don't match the asm string.
984// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
985def SETE : R600_2OP <
986 0x08, "SETE",
Tom Stellard39988052013-05-02 15:30:12 +0000987 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000988>;
989
990def SGT : R600_2OP <
991 0x09, "SETGT",
Tom Stellard39988052013-05-02 15:30:12 +0000992 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000993>;
994
995def SGE : R600_2OP <
996 0xA, "SETGE",
Tom Stellard39988052013-05-02 15:30:12 +0000997 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000998>;
999
1000def SNE : R600_2OP <
1001 0xB, "SETNE",
Tom Stellard39988052013-05-02 15:30:12 +00001002 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001003>;
1004
Tom Stellard1234c9b2013-02-07 14:02:35 +00001005def SETE_DX10 : R600_2OP <
1006 0xC, "SETE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001007 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001008>;
1009
1010def SETGT_DX10 : R600_2OP <
1011 0xD, "SETGT_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001012 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001013>;
1014
1015def SETGE_DX10 : R600_2OP <
1016 0xE, "SETGE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001017 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001018>;
1019
1020def SETNE_DX10 : R600_2OP <
1021 0xF, "SETNE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001022 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001023>;
1024
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001025def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1026def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1027def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1028def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1029def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1030
1031def MOV : R600_1OP <0x19, "MOV", []>;
1032
1033let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1034
1035class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1036 (outs R600_Reg32:$dst),
1037 (ins immType:$imm),
1038 "",
1039 []
1040>;
1041
1042} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1043
1044def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1045def : Pat <
1046 (imm:$val),
1047 (MOV_IMM_I32 imm:$val)
1048>;
1049
1050def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1051def : Pat <
1052 (fpimm:$val),
1053 (MOV_IMM_F32 fpimm:$val)
1054>;
1055
1056def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1057def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1058def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1059def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1060
1061let hasSideEffects = 1 in {
1062
1063def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1064
1065} // end hasSideEffects
1066
1067def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1068def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1069def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1070def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1071def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1072def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1073def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1074def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellardeef0d5a2012-12-21 20:12:01 +00001075def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001076def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1077
1078def SETE_INT : R600_2OP <
1079 0x3A, "SETE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001080 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001081>;
1082
1083def SETGT_INT : R600_2OP <
Tom Stellardb4409612013-02-07 14:02:27 +00001084 0x3B, "SETGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001085 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001086>;
1087
1088def SETGE_INT : R600_2OP <
1089 0x3C, "SETGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001090 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001091>;
1092
1093def SETNE_INT : R600_2OP <
1094 0x3D, "SETNE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001095 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001096>;
1097
1098def SETGT_UINT : R600_2OP <
1099 0x3E, "SETGT_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001100 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001101>;
1102
1103def SETGE_UINT : R600_2OP <
1104 0x3F, "SETGE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001105 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001106>;
1107
1108def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1109def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1110def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1111def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1112
1113def CNDE_INT : R600_3OP <
1114 0x1C, "CNDE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001115 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001116>;
1117
1118def CNDGE_INT : R600_3OP <
1119 0x1E, "CNDGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001120 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001121>;
1122
1123def CNDGT_INT : R600_3OP <
1124 0x1D, "CNDGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001125 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001126>;
1127
1128//===----------------------------------------------------------------------===//
1129// Texture instructions
1130//===----------------------------------------------------------------------===//
1131
1132def TEX_LD : R600_TEX <
1133 0x03, "TEX_LD",
Tom Stellard39988052013-05-02 15:30:12 +00001134 [(set v4f32:$DST_GPR, (int_AMDGPU_txf v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001135 imm:$OFFSET_X, imm:$OFFSET_Y, imm:$OFFSET_Z, imm:$RESOURCE_ID,
1136 imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001137> {
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001138let AsmString = "TEX_LD $DST_GPR, $SRC_GPR, $OFFSET_X, $OFFSET_Y, $OFFSET_Z,"
1139 "$RESOURCE_ID, $SAMPLER_ID, $textureTarget";
1140let InOperandList = (ins R600_Reg128:$SRC_GPR, i32imm:$OFFSET_X,
1141 i32imm:$OFFSET_Y, i32imm:$OFFSET_Z, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1142 i32imm:$textureTarget);
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001143}
1144
1145def TEX_GET_TEXTURE_RESINFO : R600_TEX <
1146 0x04, "TEX_GET_TEXTURE_RESINFO",
Tom Stellard39988052013-05-02 15:30:12 +00001147 [(set v4f32:$DST_GPR, (int_AMDGPU_txq v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001148 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001149>;
1150
1151def TEX_GET_GRADIENTS_H : R600_TEX <
1152 0x07, "TEX_GET_GRADIENTS_H",
Tom Stellard39988052013-05-02 15:30:12 +00001153 [(set v4f32:$DST_GPR, (int_AMDGPU_ddx v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001154 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001155>;
1156
1157def TEX_GET_GRADIENTS_V : R600_TEX <
1158 0x08, "TEX_GET_GRADIENTS_V",
Tom Stellard39988052013-05-02 15:30:12 +00001159 [(set v4f32:$DST_GPR, (int_AMDGPU_ddy v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001160 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001161>;
1162
1163def TEX_SET_GRADIENTS_H : R600_TEX <
1164 0x0B, "TEX_SET_GRADIENTS_H",
1165 []
1166>;
1167
1168def TEX_SET_GRADIENTS_V : R600_TEX <
1169 0x0C, "TEX_SET_GRADIENTS_V",
1170 []
1171>;
1172
1173def TEX_SAMPLE : R600_TEX <
1174 0x10, "TEX_SAMPLE",
Tom Stellard39988052013-05-02 15:30:12 +00001175 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001176 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001177>;
1178
1179def TEX_SAMPLE_C : R600_TEX <
1180 0x18, "TEX_SAMPLE_C",
Tom Stellard39988052013-05-02 15:30:12 +00001181 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001182 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001183>;
1184
1185def TEX_SAMPLE_L : R600_TEX <
1186 0x11, "TEX_SAMPLE_L",
Tom Stellard39988052013-05-02 15:30:12 +00001187 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001188 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001189>;
1190
1191def TEX_SAMPLE_C_L : R600_TEX <
1192 0x19, "TEX_SAMPLE_C_L",
Tom Stellard39988052013-05-02 15:30:12 +00001193 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001194 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001195>;
1196
1197def TEX_SAMPLE_LB : R600_TEX <
1198 0x12, "TEX_SAMPLE_LB",
Tom Stellard39988052013-05-02 15:30:12 +00001199 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001200 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001201>;
1202
1203def TEX_SAMPLE_C_LB : R600_TEX <
1204 0x1A, "TEX_SAMPLE_C_LB",
Tom Stellard39988052013-05-02 15:30:12 +00001205 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001206 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001207>;
1208
1209def TEX_SAMPLE_G : R600_TEX <
1210 0x14, "TEX_SAMPLE_G",
1211 []
1212>;
1213
1214def TEX_SAMPLE_C_G : R600_TEX <
1215 0x1C, "TEX_SAMPLE_C_G",
1216 []
1217>;
1218
1219//===----------------------------------------------------------------------===//
1220// Helper classes for common instructions
1221//===----------------------------------------------------------------------===//
1222
1223class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1224 inst, "MUL_LIT",
1225 []
1226>;
1227
1228class MULADD_Common <bits<5> inst> : R600_3OP <
1229 inst, "MULADD",
Vincent Lejeunee3111962013-02-18 14:11:28 +00001230 []
1231>;
1232
1233class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1234 inst, "MULADD_IEEE",
Tom Stellard39988052013-05-02 15:30:12 +00001235 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001236>;
1237
1238class CNDE_Common <bits<5> inst> : R600_3OP <
1239 inst, "CNDE",
Tom Stellard39988052013-05-02 15:30:12 +00001240 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001241>;
1242
1243class CNDGT_Common <bits<5> inst> : R600_3OP <
1244 inst, "CNDGT",
Tom Stellard39988052013-05-02 15:30:12 +00001245 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001246>;
1247
1248class CNDGE_Common <bits<5> inst> : R600_3OP <
1249 inst, "CNDGE",
Tom Stellard39988052013-05-02 15:30:12 +00001250 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001251>;
1252
1253multiclass DOT4_Common <bits<11> inst> {
1254
1255 def _pseudo : R600_REDUCTION <inst,
1256 (ins R600_Reg128:$src0, R600_Reg128:$src1),
1257 "DOT4 $dst $src0, $src1",
Tom Stellard39988052013-05-02 15:30:12 +00001258 [(set f32:$dst, (int_AMDGPU_dp4 v4f32:$src0, v4f32:$src1))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001259 >;
1260
1261 def _real : R600_2OP <inst, "DOT4", []>;
1262}
1263
1264let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1265multiclass CUBE_Common <bits<11> inst> {
1266
1267 def _pseudo : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001268 (outs R600_Reg128:$dst),
1269 (ins R600_Reg128:$src),
1270 "CUBE $dst $src",
Tom Stellard39988052013-05-02 15:30:12 +00001271 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001272 VecALU
1273 > {
1274 let isPseudo = 1;
1275 }
1276
1277 def _real : R600_2OP <inst, "CUBE", []>;
1278}
1279} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1280
1281class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1282 inst, "EXP_IEEE", fexp2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001283> {
1284 let TransOnly = 1;
1285 let Itinerary = TransALU;
1286}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001287
1288class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1289 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001290> {
1291 let TransOnly = 1;
1292 let Itinerary = TransALU;
1293}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001294
1295class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1296 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001297> {
1298 let TransOnly = 1;
1299 let Itinerary = TransALU;
1300}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001301
1302class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1303 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001304> {
1305 let TransOnly = 1;
1306 let Itinerary = TransALU;
1307}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001308
1309class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1310 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001311> {
1312 let TransOnly = 1;
1313 let Itinerary = TransALU;
1314}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001315
1316class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1317 inst, "LOG_CLAMPED", []
1318>;
1319
1320class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1321 inst, "LOG_IEEE", flog2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001322> {
1323 let TransOnly = 1;
1324 let Itinerary = TransALU;
1325}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001326
1327class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1328class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1329class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1330class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1331 inst, "MULHI_INT", mulhs
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001332> {
1333 let TransOnly = 1;
1334 let Itinerary = TransALU;
1335}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001336class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1337 inst, "MULHI", mulhu
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001338> {
1339 let TransOnly = 1;
1340 let Itinerary = TransALU;
1341}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001342class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1343 inst, "MULLO_INT", mul
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001344> {
1345 let TransOnly = 1;
1346 let Itinerary = TransALU;
1347}
1348class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1349 let TransOnly = 1;
1350 let Itinerary = TransALU;
1351}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001352
1353class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1354 inst, "RECIP_CLAMPED", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001355> {
1356 let TransOnly = 1;
1357 let Itinerary = TransALU;
1358}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001359
1360class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard39988052013-05-02 15:30:12 +00001361 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001362> {
1363 let TransOnly = 1;
1364 let Itinerary = TransALU;
1365}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001366
1367class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1368 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001369> {
1370 let TransOnly = 1;
1371 let Itinerary = TransALU;
1372}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001373
1374class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1375 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001376> {
1377 let TransOnly = 1;
1378 let Itinerary = TransALU;
1379}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001380
1381class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1382 inst, "RECIPSQRT_IEEE", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001383> {
1384 let TransOnly = 1;
1385 let Itinerary = TransALU;
1386}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001387
1388class SIN_Common <bits<11> inst> : R600_1OP <
1389 inst, "SIN", []>{
1390 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001391 let TransOnly = 1;
1392 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001393}
1394
1395class COS_Common <bits<11> inst> : R600_1OP <
1396 inst, "COS", []> {
1397 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001398 let TransOnly = 1;
1399 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001400}
1401
1402//===----------------------------------------------------------------------===//
1403// Helper patterns for complex intrinsics
1404//===----------------------------------------------------------------------===//
1405
1406multiclass DIV_Common <InstR600 recip_ieee> {
1407def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001408 (int_AMDGPU_div f32:$src0, f32:$src1),
1409 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001410>;
1411
1412def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001413 (fdiv f32:$src0, f32:$src1),
1414 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001415>;
1416}
1417
Tom Stellard39988052013-05-02 15:30:12 +00001418class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1419 : Pat <
1420 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1421 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001422>;
1423
1424//===----------------------------------------------------------------------===//
1425// R600 / R700 Instructions
1426//===----------------------------------------------------------------------===//
1427
1428let Predicates = [isR600] in {
1429
1430 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1431 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001432 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001433 def CNDE_r600 : CNDE_Common<0x18>;
1434 def CNDGT_r600 : CNDGT_Common<0x19>;
1435 def CNDGE_r600 : CNDGE_Common<0x1A>;
1436 defm DOT4_r600 : DOT4_Common<0x50>;
1437 defm CUBE_r600 : CUBE_Common<0x52>;
1438 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1439 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1440 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1441 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1442 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1443 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1444 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1445 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1446 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1447 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1448 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1449 def SIN_r600 : SIN_Common<0x6E>;
1450 def COS_r600 : COS_Common<0x6F>;
1451 def ASHR_r600 : ASHR_Common<0x70>;
1452 def LSHR_r600 : LSHR_Common<0x71>;
1453 def LSHL_r600 : LSHL_Common<0x72>;
1454 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1455 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1456 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1457 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1458 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1459
1460 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard39988052013-05-02 15:30:12 +00001461 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001462 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1463
Tom Stellard39988052013-05-02 15:30:12 +00001464 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001465
1466 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001467 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001468 let Word1{21} = eop;
1469 let Word1{22} = 1; // VALID_PIXEL_MODE
1470 let Word1{30-23} = inst;
1471 let Word1{31} = 1; // BARRIER
1472 }
1473 defm : ExportPattern<R600_ExportSwz, 39>;
1474
1475 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001476 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001477 let Word1{21} = eop;
1478 let Word1{22} = 1; // VALID_PIXEL_MODE
1479 let Word1{30-23} = inst;
1480 let Word1{31} = 1; // BARRIER
1481 }
1482 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001483
1484 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1485 "TEX $COUNT @$ADDR"> {
1486 let POP_COUNT = 0;
1487 }
1488 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1489 "VTX $COUNT @$ADDR"> {
1490 let POP_COUNT = 0;
1491 }
1492 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1493 "LOOP_START_DX10 @$ADDR"> {
1494 let POP_COUNT = 0;
1495 let COUNT = 0;
1496 }
1497 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1498 let POP_COUNT = 0;
1499 let COUNT = 0;
1500 }
1501 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1502 "LOOP_BREAK @$ADDR"> {
1503 let POP_COUNT = 0;
1504 let COUNT = 0;
1505 }
1506 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1507 "CONTINUE @$ADDR"> {
1508 let POP_COUNT = 0;
1509 let COUNT = 0;
1510 }
1511 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1512 "JUMP @$ADDR POP:$POP_COUNT"> {
1513 let COUNT = 0;
1514 }
1515 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1516 "ELSE @$ADDR POP:$POP_COUNT"> {
1517 let COUNT = 0;
1518 }
1519 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1520 let ADDR = 0;
1521 let COUNT = 0;
1522 let POP_COUNT = 0;
1523 }
1524 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1525 "POP @$ADDR POP:$POP_COUNT"> {
1526 let COUNT = 0;
1527 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001528 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1529 let COUNT = 0;
1530 let POP_COUNT = 0;
1531 let ADDR = 0;
1532 let END_OF_PROGRAM = 1;
1533 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001534
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001535}
1536
1537// Helper pattern for normalizing inputs to triginomic instructions for R700+
1538// cards.
1539class COS_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001540 (fcos f32:$src),
1541 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001542>;
1543
1544class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001545 (fsin f32:$src),
1546 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001547>;
1548
1549//===----------------------------------------------------------------------===//
1550// R700 Only instructions
1551//===----------------------------------------------------------------------===//
1552
1553let Predicates = [isR700] in {
1554 def SIN_r700 : SIN_Common<0x6E>;
1555 def COS_r700 : COS_Common<0x6F>;
1556
1557 // R700 normalizes inputs to SIN/COS the same as EG
1558 def : SIN_PAT <SIN_r700>;
1559 def : COS_PAT <COS_r700>;
1560}
1561
1562//===----------------------------------------------------------------------===//
1563// Evergreen Only instructions
1564//===----------------------------------------------------------------------===//
1565
1566let Predicates = [isEG] in {
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001567
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001568def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1569defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1570
1571def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1572def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1573def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1574def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1575def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1576def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1577def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1578def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1579def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1580def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1581def SIN_eg : SIN_Common<0x8D>;
1582def COS_eg : COS_Common<0x8E>;
1583
Tom Stellard39988052013-05-02 15:30:12 +00001584def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001585def : SIN_PAT <SIN_eg>;
1586def : COS_PAT <COS_eg>;
Tom Stellard39988052013-05-02 15:30:12 +00001587def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001588} // End Predicates = [isEG]
1589
1590//===----------------------------------------------------------------------===//
1591// Evergreen / Cayman Instructions
1592//===----------------------------------------------------------------------===//
1593
1594let Predicates = [isEGorCayman] in {
1595
1596 // BFE_UINT - bit_extract, an optimization for mask and shift
1597 // Src0 = Input
1598 // Src1 = Offset
1599 // Src2 = Width
1600 //
1601 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1602 //
1603 // Example Usage:
1604 // (Offset, Width)
1605 //
1606 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1607 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1608 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1609 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1610 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001611 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1612 i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001613 VecALU
1614 >;
1615
Tom Stellard48b809e2013-04-19 02:11:06 +00001616 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", []>;
1617 defm : BFIPatterns <BFI_INT_eg>;
1618
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001619 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001620 [(set i32:$dst, (AMDGPUbitalign i32:$src0, i32:$src1, i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001621 VecALU
1622 >;
1623
1624 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001625 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001626 def ASHR_eg : ASHR_Common<0x15>;
1627 def LSHR_eg : LSHR_Common<0x16>;
1628 def LSHL_eg : LSHL_Common<0x17>;
1629 def CNDE_eg : CNDE_Common<0x19>;
1630 def CNDGT_eg : CNDGT_Common<0x1A>;
1631 def CNDGE_eg : CNDGE_Common<0x1B>;
1632 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1633 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
1634 defm DOT4_eg : DOT4_Common<0xBE>;
1635 defm CUBE_eg : CUBE_Common<0xC0>;
1636
Tom Stellardc0b0c672013-02-06 17:32:29 +00001637let hasSideEffects = 1 in {
1638 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1639}
1640
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001641 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1642
1643 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1644 let Pattern = [];
1645 }
1646
1647 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1648
1649 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1650 let Pattern = [];
1651 }
1652
1653 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1654
1655 // TRUNC is used for the FLT_TO_INT instructions to work around a
1656 // perceived problem where the rounding modes are applied differently
1657 // depending on the instruction and the slot they are in.
1658 // See:
1659 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1660 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1661 //
1662 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1663 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1664 // We should look into handling these cases separately.
Tom Stellard39988052013-05-02 15:30:12 +00001665 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001666
Tom Stellard39988052013-05-02 15:30:12 +00001667 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001668
1669 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001670 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001671 let Word1{20} = 1; // VALID_PIXEL_MODE
1672 let Word1{21} = eop;
1673 let Word1{29-22} = inst;
1674 let Word1{30} = 0; // MARK
1675 let Word1{31} = 1; // BARRIER
1676 }
1677 defm : ExportPattern<EG_ExportSwz, 83>;
1678
1679 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001680 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001681 let Word1{20} = 1; // VALID_PIXEL_MODE
1682 let Word1{21} = eop;
1683 let Word1{29-22} = inst;
1684 let Word1{30} = 0; // MARK
1685 let Word1{31} = 1; // BARRIER
1686 }
1687 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1688
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001689 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1690 "TEX $COUNT @$ADDR"> {
1691 let POP_COUNT = 0;
1692 }
1693 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1694 "VTX $COUNT @$ADDR"> {
1695 let POP_COUNT = 0;
1696 }
1697 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1698 "LOOP_START_DX10 @$ADDR"> {
1699 let POP_COUNT = 0;
1700 let COUNT = 0;
1701 }
1702 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1703 let POP_COUNT = 0;
1704 let COUNT = 0;
1705 }
1706 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1707 "LOOP_BREAK @$ADDR"> {
1708 let POP_COUNT = 0;
1709 let COUNT = 0;
1710 }
1711 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1712 "CONTINUE @$ADDR"> {
1713 let POP_COUNT = 0;
1714 let COUNT = 0;
1715 }
1716 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1717 "JUMP @$ADDR POP:$POP_COUNT"> {
1718 let COUNT = 0;
1719 }
1720 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1721 "ELSE @$ADDR POP:$POP_COUNT"> {
1722 let COUNT = 0;
1723 }
1724 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1725 let ADDR = 0;
1726 let COUNT = 0;
1727 let POP_COUNT = 0;
1728 }
1729 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1730 "POP @$ADDR POP:$POP_COUNT"> {
1731 let COUNT = 0;
1732 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001733 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1734 let COUNT = 0;
1735 let POP_COUNT = 0;
1736 let ADDR = 0;
1737 let END_OF_PROGRAM = 1;
1738 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001739
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001740//===----------------------------------------------------------------------===//
1741// Memory read/write instructions
1742//===----------------------------------------------------------------------===//
1743let usesCustomInserter = 1 in {
1744
1745class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1746 list<dag> pattern>
1747 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins,
1748 !strconcat(name, " $rw_gpr, $index_gpr, $eop"), pattern> {
1749 let RIM = 0;
1750 // XXX: Have a separate instruction for non-indexed writes.
1751 let TYPE = 1;
1752 let RW_REL = 0;
1753 let ELEM_SIZE = 0;
1754
1755 let ARRAY_SIZE = 0;
1756 let COMP_MASK = comp_mask;
1757 let BURST_COUNT = 0;
1758 let VPM = 0;
1759 let MARK = 0;
1760 let BARRIER = 1;
1761}
1762
1763} // End usesCustomInserter = 1
1764
1765// 32-bit store
1766def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1767 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1768 0x1, "RAT_WRITE_CACHELESS_32_eg",
Tom Stellard39988052013-05-02 15:30:12 +00001769 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001770>;
1771
1772//128-bit store
1773def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1774 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1775 0xf, "RAT_WRITE_CACHELESS_128",
Tom Stellard39988052013-05-02 15:30:12 +00001776 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001777>;
1778
1779class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Tom Stellard80537b92013-01-23 02:09:01 +00001780 : InstR600ISA <outs, (ins MEMxi:$ptr), name#" $dst, $ptr", pattern>,
1781 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001782
1783 // Static fields
Tom Stellard80537b92013-01-23 02:09:01 +00001784 let VC_INST = 0;
1785 let FETCH_TYPE = 2;
1786 let FETCH_WHOLE_QUAD = 0;
1787 let BUFFER_ID = buffer_id;
1788 let SRC_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001789 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1790 // to store vertex addresses in any channel, not just X.
Tom Stellard80537b92013-01-23 02:09:01 +00001791 let SRC_SEL_X = 0;
1792 let DST_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001793 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1794 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1795 // however, based on my testing if USE_CONST_FIELDS is set, then all
1796 // these fields need to be set to 0.
Tom Stellard80537b92013-01-23 02:09:01 +00001797 let USE_CONST_FIELDS = 0;
1798 let NUM_FORMAT_ALL = 1;
1799 let FORMAT_COMP_ALL = 0;
1800 let SRF_MODE_ALL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001801
Tom Stellard80537b92013-01-23 02:09:01 +00001802 let Inst{31-0} = Word0;
1803 let Inst{63-32} = Word1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001804 // LLVM can only encode 64-bit instructions, so these fields are manually
1805 // encoded in R600CodeEmitter
1806 //
1807 // bits<16> OFFSET;
1808 // bits<2> ENDIAN_SWAP = 0;
1809 // bits<1> CONST_BUF_NO_STRIDE = 0;
1810 // bits<1> MEGA_FETCH = 0;
1811 // bits<1> ALT_CONST = 0;
1812 // bits<2> BUFFER_INDEX_MODE = 0;
1813
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001814
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001815
1816 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1817 // is done in R600CodeEmitter
1818 //
1819 // Inst{79-64} = OFFSET;
1820 // Inst{81-80} = ENDIAN_SWAP;
1821 // Inst{82} = CONST_BUF_NO_STRIDE;
1822 // Inst{83} = MEGA_FETCH;
1823 // Inst{84} = ALT_CONST;
1824 // Inst{86-85} = BUFFER_INDEX_MODE;
1825 // Inst{95-86} = 0; Reserved
1826
1827 // VTX_WORD3 (Padding)
1828 //
1829 // Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00001830
1831 let VTXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001832}
1833
1834class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
1835 : VTX_READ_eg <"VTX_READ_8", buffer_id, (outs R600_TReg32_X:$dst),
1836 pattern> {
1837
1838 let MEGA_FETCH_COUNT = 1;
1839 let DST_SEL_X = 0;
1840 let DST_SEL_Y = 7; // Masked
1841 let DST_SEL_Z = 7; // Masked
1842 let DST_SEL_W = 7; // Masked
1843 let DATA_FORMAT = 1; // FMT_8
1844}
1845
1846class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
1847 : VTX_READ_eg <"VTX_READ_16", buffer_id, (outs R600_TReg32_X:$dst),
1848 pattern> {
1849 let MEGA_FETCH_COUNT = 2;
1850 let DST_SEL_X = 0;
1851 let DST_SEL_Y = 7; // Masked
1852 let DST_SEL_Z = 7; // Masked
1853 let DST_SEL_W = 7; // Masked
1854 let DATA_FORMAT = 5; // FMT_16
1855
1856}
1857
1858class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
1859 : VTX_READ_eg <"VTX_READ_32", buffer_id, (outs R600_TReg32_X:$dst),
1860 pattern> {
1861
1862 let MEGA_FETCH_COUNT = 4;
1863 let DST_SEL_X = 0;
1864 let DST_SEL_Y = 7; // Masked
1865 let DST_SEL_Z = 7; // Masked
1866 let DST_SEL_W = 7; // Masked
1867 let DATA_FORMAT = 0xD; // COLOR_32
1868
1869 // This is not really necessary, but there were some GPU hangs that appeared
1870 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001871 // to the $ptr registers of the VTX_READ.
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001872 // e.g.
1873 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1874 // %T2_X<def> = MOV %ZERO
1875 //Adding this constraint prevents this from happening.
1876 let Constraints = "$ptr.ptr = $dst";
1877}
1878
1879class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
1880 : VTX_READ_eg <"VTX_READ_128", buffer_id, (outs R600_Reg128:$dst),
1881 pattern> {
1882
1883 let MEGA_FETCH_COUNT = 16;
1884 let DST_SEL_X = 0;
1885 let DST_SEL_Y = 1;
1886 let DST_SEL_Z = 2;
1887 let DST_SEL_W = 3;
1888 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1889
1890 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1891 // that holds its buffer address to avoid potential hangs. We can't use
1892 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1893 // registers are different sizes.
1894}
1895
1896//===----------------------------------------------------------------------===//
1897// VTX Read from parameter memory space
1898//===----------------------------------------------------------------------===//
1899
1900def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001901 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001902>;
1903
1904def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001905 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001906>;
1907
1908def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001909 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001910>;
1911
Tom Stellard76308d82013-02-13 22:05:20 +00001912def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001913 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard76308d82013-02-13 22:05:20 +00001914>;
1915
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001916//===----------------------------------------------------------------------===//
1917// VTX Read from global memory space
1918//===----------------------------------------------------------------------===//
1919
1920// 8-bit reads
1921def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001922 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001923>;
1924
1925// 32-bit reads
1926def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001927 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001928>;
1929
1930// 128-bit reads
1931def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001932 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001933>;
1934
1935//===----------------------------------------------------------------------===//
1936// Constant Loads
1937// XXX: We are currently storing all constants in the global address space.
1938//===----------------------------------------------------------------------===//
1939
1940def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001941 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001942>;
1943
1944}
1945
Tom Stellardc0b0c672013-02-06 17:32:29 +00001946//===----------------------------------------------------------------------===//
1947// Regist loads and stores - for indirect addressing
1948//===----------------------------------------------------------------------===//
1949
1950defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1951
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001952let Predicates = [isCayman] in {
1953
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001954let isVector = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001955
1956def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1957
1958def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1959def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1960def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1961def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1962def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1963def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzerc446baa2013-03-22 14:09:10 +00001964def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001965def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1966def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1967def SIN_cm : SIN_Common<0x8D>;
1968def COS_cm : COS_Common<0x8E>;
1969} // End isVector = 1
1970
Tom Stellard39988052013-05-02 15:30:12 +00001971def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001972def : SIN_PAT <SIN_cm>;
1973def : COS_PAT <COS_cm>;
1974
1975defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1976
1977// RECIP_UINT emulation for Cayman
Michel Danzerb187f8c2013-04-10 17:17:56 +00001978// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001979def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00001980 (AMDGPUurecip i32:$src0),
1981 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzerb187f8c2013-04-10 17:17:56 +00001982 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001983>;
1984
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001985 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1986 let ADDR = 0;
1987 let POP_COUNT = 0;
1988 let COUNT = 0;
1989 }
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001990
Tom Stellard39988052013-05-02 15:30:12 +00001991def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001992
1993} // End isCayman
1994
1995//===----------------------------------------------------------------------===//
1996// Branch Instructions
1997//===----------------------------------------------------------------------===//
1998
1999
2000def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2001 "IF_PREDICATE_SET $src", []>;
2002
2003def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2004 "PREDICATED_BREAK $src", []>;
2005
2006//===----------------------------------------------------------------------===//
2007// Pseudo instructions
2008//===----------------------------------------------------------------------===//
2009
2010let isPseudo = 1 in {
2011
2012def PRED_X : InstR600 <
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002013 (outs R600_Predicate_Bit:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002014 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2015 "", [], NullALU> {
2016 let FlagOperandIdx = 3;
2017}
2018
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002019let isTerminator = 1, isBranch = 1 in {
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002020def JUMP_COND : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002021 (outs),
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002022 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002023 "JUMP $target ($p)",
2024 [], AnyALU
2025 >;
2026
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002027def JUMP : InstR600 <
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002028 (outs),
2029 (ins brtarget:$target),
2030 "JUMP $target",
2031 [], AnyALU
2032 >
2033{
2034 let isPredicable = 1;
2035 let isBarrier = 1;
2036}
2037
2038} // End isTerminator = 1, isBranch = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002039
2040let usesCustomInserter = 1 in {
2041
2042let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2043
2044def MASK_WRITE : AMDGPUShaderInst <
2045 (outs),
2046 (ins R600_Reg32:$src),
2047 "MASK_WRITE $src",
2048 []
2049>;
2050
2051} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2052
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002053
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002054def TXD: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002055 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002056 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2057 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002058 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002059 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2060 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2061 NullALU > {
Vincent Lejeune631591e2013-04-30 00:13:39 +00002062 let TEXInst = 1;
2063}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002064
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002065def TXD_SHADOW: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002066 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002067 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2068 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002069 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002070 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2071 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2072 NullALU
Vincent Lejeune631591e2013-04-30 00:13:39 +00002073> {
2074 let TEXInst = 1;
2075}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002076} // End isPseudo = 1
2077} // End usesCustomInserter = 1
2078
2079def CLAMP_R600 : CLAMP <R600_Reg32>;
2080def FABS_R600 : FABS<R600_Reg32>;
2081def FNEG_R600 : FNEG<R600_Reg32>;
2082
2083//===---------------------------------------------------------------------===//
2084// Return instruction
2085//===---------------------------------------------------------------------===//
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002086let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesena499d2b2013-02-05 17:53:52 +00002087 usesCustomInserter = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002088 def RETURN : ILFormat<(outs), (ins variable_ops),
2089 "RETURN", [(IL_retflag)]>;
2090}
2091
Tom Stellard9f7818d2013-01-23 02:09:06 +00002092
2093//===----------------------------------------------------------------------===//
2094// Constant Buffer Addressing Support
2095//===----------------------------------------------------------------------===//
2096
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002097let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard9f7818d2013-01-23 02:09:06 +00002098def CONST_COPY : Instruction {
2099 let OutOperandList = (outs R600_Reg32:$dst);
2100 let InOperandList = (ins i32imm:$src);
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002101 let Pattern =
2102 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard9f7818d2013-01-23 02:09:06 +00002103 let AsmString = "CONST_COPY";
2104 let neverHasSideEffects = 1;
2105 let isAsCheapAsAMove = 1;
2106 let Itinerary = NullALU;
2107}
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002108} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard9f7818d2013-01-23 02:09:06 +00002109
2110def TEX_VTX_CONSTBUF :
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +00002111 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002112 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard9f7818d2013-01-23 02:09:06 +00002113 VTX_WORD1_GPR, VTX_WORD0 {
2114
2115 let VC_INST = 0;
2116 let FETCH_TYPE = 2;
2117 let FETCH_WHOLE_QUAD = 0;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002118 let SRC_REL = 0;
2119 let SRC_SEL_X = 0;
2120 let DST_REL = 0;
2121 let USE_CONST_FIELDS = 0;
2122 let NUM_FORMAT_ALL = 2;
2123 let FORMAT_COMP_ALL = 1;
2124 let SRF_MODE_ALL = 1;
2125 let MEGA_FETCH_COUNT = 16;
2126 let DST_SEL_X = 0;
2127 let DST_SEL_Y = 1;
2128 let DST_SEL_Z = 2;
2129 let DST_SEL_W = 3;
2130 let DATA_FORMAT = 35;
2131
2132 let Inst{31-0} = Word0;
2133 let Inst{63-32} = Word1;
2134
2135// LLVM can only encode 64-bit instructions, so these fields are manually
2136// encoded in R600CodeEmitter
2137//
2138// bits<16> OFFSET;
2139// bits<2> ENDIAN_SWAP = 0;
2140// bits<1> CONST_BUF_NO_STRIDE = 0;
2141// bits<1> MEGA_FETCH = 0;
2142// bits<1> ALT_CONST = 0;
2143// bits<2> BUFFER_INDEX_MODE = 0;
2144
2145
2146
2147// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2148// is done in R600CodeEmitter
2149//
2150// Inst{79-64} = OFFSET;
2151// Inst{81-80} = ENDIAN_SWAP;
2152// Inst{82} = CONST_BUF_NO_STRIDE;
2153// Inst{83} = MEGA_FETCH;
2154// Inst{84} = ALT_CONST;
2155// Inst{86-85} = BUFFER_INDEX_MODE;
2156// Inst{95-86} = 0; Reserved
2157
2158// VTX_WORD3 (Padding)
2159//
2160// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002161 let VTXInst = 1;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002162}
2163
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002164def TEX_VTX_TEXBUF:
2165 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002166 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002167VTX_WORD1_GPR, VTX_WORD0 {
2168
2169let VC_INST = 0;
2170let FETCH_TYPE = 2;
2171let FETCH_WHOLE_QUAD = 0;
2172let SRC_REL = 0;
2173let SRC_SEL_X = 0;
2174let DST_REL = 0;
2175let USE_CONST_FIELDS = 1;
2176let NUM_FORMAT_ALL = 0;
2177let FORMAT_COMP_ALL = 0;
2178let SRF_MODE_ALL = 1;
2179let MEGA_FETCH_COUNT = 16;
2180let DST_SEL_X = 0;
2181let DST_SEL_Y = 1;
2182let DST_SEL_Z = 2;
2183let DST_SEL_W = 3;
2184let DATA_FORMAT = 0;
2185
2186let Inst{31-0} = Word0;
2187let Inst{63-32} = Word1;
2188
2189// LLVM can only encode 64-bit instructions, so these fields are manually
2190// encoded in R600CodeEmitter
2191//
2192// bits<16> OFFSET;
2193// bits<2> ENDIAN_SWAP = 0;
2194// bits<1> CONST_BUF_NO_STRIDE = 0;
2195// bits<1> MEGA_FETCH = 0;
2196// bits<1> ALT_CONST = 0;
2197// bits<2> BUFFER_INDEX_MODE = 0;
2198
2199
2200
2201// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2202// is done in R600CodeEmitter
2203//
2204// Inst{79-64} = OFFSET;
2205// Inst{81-80} = ENDIAN_SWAP;
2206// Inst{82} = CONST_BUF_NO_STRIDE;
2207// Inst{83} = MEGA_FETCH;
2208// Inst{84} = ALT_CONST;
2209// Inst{86-85} = BUFFER_INDEX_MODE;
2210// Inst{95-86} = 0; Reserved
2211
2212// VTX_WORD3 (Padding)
2213//
2214// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002215 let VTXInst = 1;
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002216}
2217
2218
Tom Stellard9f7818d2013-01-23 02:09:06 +00002219
Tom Stellard6b7d99d2012-12-19 22:10:31 +00002220//===--------------------------------------------------------------------===//
2221// Instructions support
2222//===--------------------------------------------------------------------===//
2223//===---------------------------------------------------------------------===//
2224// Custom Inserter for Branches and returns, this eventually will be a
2225// seperate pass
2226//===---------------------------------------------------------------------===//
2227let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2228 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2229 "; Pseudo unconditional branch instruction",
2230 [(br bb:$target)]>;
2231 defm BRANCH_COND : BranchConditional<IL_brcond>;
2232}
2233
2234//===---------------------------------------------------------------------===//
2235// Flow and Program control Instructions
2236//===---------------------------------------------------------------------===//
2237let isTerminator=1 in {
2238 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2239 !strconcat("SWITCH", " $src"), []>;
2240 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2241 !strconcat("CASE", " $src"), []>;
2242 def BREAK : ILFormat< (outs), (ins),
2243 "BREAK", []>;
2244 def CONTINUE : ILFormat< (outs), (ins),
2245 "CONTINUE", []>;
2246 def DEFAULT : ILFormat< (outs), (ins),
2247 "DEFAULT", []>;
2248 def ELSE : ILFormat< (outs), (ins),
2249 "ELSE", []>;
2250 def ENDSWITCH : ILFormat< (outs), (ins),
2251 "ENDSWITCH", []>;
2252 def ENDMAIN : ILFormat< (outs), (ins),
2253 "ENDMAIN", []>;
2254 def END : ILFormat< (outs), (ins),
2255 "END", []>;
2256 def ENDFUNC : ILFormat< (outs), (ins),
2257 "ENDFUNC", []>;
2258 def ENDIF : ILFormat< (outs), (ins),
2259 "ENDIF", []>;
2260 def WHILELOOP : ILFormat< (outs), (ins),
2261 "WHILE", []>;
2262 def ENDLOOP : ILFormat< (outs), (ins),
2263 "ENDLOOP", []>;
2264 def FUNC : ILFormat< (outs), (ins),
2265 "FUNC", []>;
2266 def RETDYN : ILFormat< (outs), (ins),
2267 "RET_DYN", []>;
2268 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2269 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2270 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2271 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2272 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2273 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2274 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2275 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2276 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2277 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2278 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2279 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2280 defm IFC : BranchInstr2<"IFC">;
2281 defm BREAKC : BranchInstr2<"BREAKC">;
2282 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2283}
2284
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002285//===----------------------------------------------------------------------===//
2286// ISel Patterns
2287//===----------------------------------------------------------------------===//
2288
Tom Stellard1454cb82013-03-08 15:37:09 +00002289// CND*_INT Pattterns for f32 True / False values
2290
2291class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002292 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2293 (cnd $src0, $src1, $src2)
Tom Stellard1454cb82013-03-08 15:37:09 +00002294>;
2295
2296def : CND_INT_f32 <CNDE_INT, SETEQ>;
2297def : CND_INT_f32 <CNDGT_INT, SETGT>;
2298def : CND_INT_f32 <CNDGE_INT, SETGE>;
2299
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002300//CNDGE_INT extra pattern
2301def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002302 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2303 (CNDGE_INT $src0, $src1, $src2)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002304>;
2305
2306// KIL Patterns
2307def KILP : Pat <
2308 (int_AMDGPU_kilp),
2309 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2310>;
2311
2312def KIL : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002313 (int_AMDGPU_kill f32:$src0),
2314 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002315>;
2316
2317// SGT Reverse args
2318def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002319 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2320 (SGT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002321>;
2322
2323// SGE Reverse args
2324def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002325 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2326 (SGE $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002327>;
2328
Tom Stellard1234c9b2013-02-07 14:02:35 +00002329// SETGT_DX10 reverse args
2330def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002331 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2332 (SETGT_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002333>;
2334
2335// SETGE_DX10 reverse args
2336def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002337 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2338 (SETGE_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002339>;
2340
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002341// SETGT_INT reverse args
2342def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002343 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2344 (SETGT_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002345>;
2346
2347// SETGE_INT reverse args
2348def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002349 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2350 (SETGE_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002351>;
2352
2353// SETGT_UINT reverse args
2354def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002355 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2356 (SETGT_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002357>;
2358
2359// SETGE_UINT reverse args
2360def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002361 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2362 (SETGE_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002363>;
2364
2365// The next two patterns are special cases for handling 'true if ordered' and
2366// 'true if unordered' conditionals. The assumption here is that the behavior of
2367// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2368// described here:
2369// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2370// We assume that SETE returns false when one of the operands is NAN and
2371// SNE returns true when on of the operands is NAN
2372
2373//SETE - 'true if ordered'
2374def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002375 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2376 (SETE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002377>;
2378
Tom Stellard1234c9b2013-02-07 14:02:35 +00002379//SETE_DX10 - 'true if ordered'
2380def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002381 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2382 (SETE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002383>;
2384
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002385//SNE - 'true if unordered'
2386def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002387 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2388 (SNE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002389>;
2390
Tom Stellard1234c9b2013-02-07 14:02:35 +00002391//SETNE_DX10 - 'true if ordered'
2392def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002393 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2394 (SETNE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002395>;
2396
Tom Stellard39988052013-05-02 15:30:12 +00002397def : Extract_Element <f32, v4f32, 0, sub0>;
2398def : Extract_Element <f32, v4f32, 1, sub1>;
2399def : Extract_Element <f32, v4f32, 2, sub2>;
2400def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002401
Tom Stellard39988052013-05-02 15:30:12 +00002402def : Insert_Element <f32, v4f32, 0, sub0>;
2403def : Insert_Element <f32, v4f32, 1, sub1>;
2404def : Insert_Element <f32, v4f32, 2, sub2>;
2405def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002406
Tom Stellard39988052013-05-02 15:30:12 +00002407def : Extract_Element <i32, v4i32, 0, sub0>;
2408def : Extract_Element <i32, v4i32, 1, sub1>;
2409def : Extract_Element <i32, v4i32, 2, sub2>;
2410def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002411
Tom Stellard39988052013-05-02 15:30:12 +00002412def : Insert_Element <i32, v4i32, 0, sub0>;
2413def : Insert_Element <i32, v4i32, 1, sub1>;
2414def : Insert_Element <i32, v4i32, 2, sub2>;
2415def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002416
Tom Stellard39988052013-05-02 15:30:12 +00002417def : Vector4_Build <v4f32, f32>;
2418def : Vector4_Build <v4i32, i32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002419
2420// bitconvert patterns
2421
2422def : BitConvert <i32, f32, R600_Reg32>;
2423def : BitConvert <f32, i32, R600_Reg32>;
2424def : BitConvert <v4f32, v4i32, R600_Reg128>;
2425def : BitConvert <v4i32, v4f32, R600_Reg128>;
2426
2427// DWORDADDR pattern
2428def : DwordAddrPat <i32, R600_Reg32>;
2429
2430} // End isR600toCayman Predicate