blob: 42510ae4213309e0ae73999e78af046194d3d45c [file] [log] [blame]
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:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000360 !strconcat(" ", opName,
Vincent Lejeune9a9e9362013-05-17 16:49:49 +0000361 "$clamp $last $dst$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:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000401 !strconcat(" ", opName,
Vincent Lejeune9a9e9362013-05-17 16:49:49 +0000402 "$clamp $last $update_exec_mask$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 Lejeune9a9e9362013-05-17 16:49:49 +0000439 !strconcat(" ", opName, "$clamp $last $dst$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", " $gpr"),
772 []>, ExportWord0, ExportBufWord1 {
773 let elem_size = 0;
774 let Inst{31-0} = Word0;
775 let Inst{63-32} = Word1;
776}
777
Vincent Lejeune8e591912013-04-01 21:47:42 +0000778//===----------------------------------------------------------------------===//
779// Control Flow Instructions
780//===----------------------------------------------------------------------===//
781
782class CF_ALU_WORD0 {
783 field bits<32> Word0;
784
785 bits<22> ADDR;
786 bits<4> KCACHE_BANK0;
787 bits<4> KCACHE_BANK1;
788 bits<2> KCACHE_MODE0;
789
790 let Word0{21-0} = ADDR;
791 let Word0{25-22} = KCACHE_BANK0;
792 let Word0{29-26} = KCACHE_BANK1;
793 let Word0{31-30} = KCACHE_MODE0;
794}
795
796class CF_ALU_WORD1 {
797 field bits<32> Word1;
798
799 bits<2> KCACHE_MODE1;
800 bits<8> KCACHE_ADDR0;
801 bits<8> KCACHE_ADDR1;
802 bits<7> COUNT;
803 bits<1> ALT_CONST;
804 bits<4> CF_INST;
805 bits<1> WHOLE_QUAD_MODE;
806 bits<1> BARRIER;
807
808 let Word1{1-0} = KCACHE_MODE1;
809 let Word1{9-2} = KCACHE_ADDR0;
810 let Word1{17-10} = KCACHE_ADDR1;
811 let Word1{24-18} = COUNT;
812 let Word1{25} = ALT_CONST;
813 let Word1{29-26} = CF_INST;
814 let Word1{30} = WHOLE_QUAD_MODE;
815 let Word1{31} = BARRIER;
816}
817
Vincent Lejeune9e180872013-05-02 21:52:40 +0000818def KCACHE : InstFlag<"printKCache">;
819
Vincent Lejeune8e591912013-04-01 21:47:42 +0000820class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeune9e180872013-05-02 21:52:40 +0000821(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
822KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
823i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
824i32imm:$COUNT),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000825!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeune9e180872013-05-02 21:52:40 +0000826"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000827[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
828 field bits<64> Inst;
829
830 let CF_INST = inst;
831 let ALT_CONST = 0;
832 let WHOLE_QUAD_MODE = 0;
833 let BARRIER = 1;
834
835 let Inst{31-0} = Word0;
836 let Inst{63-32} = Word1;
837}
838
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000839class CF_WORD0_R600 {
840 field bits<32> Word0;
841
842 bits<32> ADDR;
843
844 let Word0 = ADDR;
845}
846
847class CF_WORD1_R600 {
848 field bits<32> Word1;
849
850 bits<3> POP_COUNT;
851 bits<5> CF_CONST;
852 bits<2> COND;
853 bits<3> COUNT;
854 bits<6> CALL_COUNT;
855 bits<1> COUNT_3;
856 bits<1> END_OF_PROGRAM;
857 bits<1> VALID_PIXEL_MODE;
858 bits<7> CF_INST;
859 bits<1> WHOLE_QUAD_MODE;
860 bits<1> BARRIER;
861
862 let Word1{2-0} = POP_COUNT;
863 let Word1{7-3} = CF_CONST;
864 let Word1{9-8} = COND;
865 let Word1{12-10} = COUNT;
866 let Word1{18-13} = CALL_COUNT;
867 let Word1{19} = COUNT_3;
868 let Word1{21} = END_OF_PROGRAM;
869 let Word1{22} = VALID_PIXEL_MODE;
870 let Word1{29-23} = CF_INST;
871 let Word1{30} = WHOLE_QUAD_MODE;
872 let Word1{31} = BARRIER;
873}
874
875class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
876ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
877 field bits<64> Inst;
878
879 let CF_INST = inst;
880 let BARRIER = 1;
881 let CF_CONST = 0;
882 let VALID_PIXEL_MODE = 0;
883 let COND = 0;
884 let CALL_COUNT = 0;
885 let COUNT_3 = 0;
886 let END_OF_PROGRAM = 0;
887 let WHOLE_QUAD_MODE = 0;
888
889 let Inst{31-0} = Word0;
890 let Inst{63-32} = Word1;
891}
892
893class CF_WORD0_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000894 field bits<32> Word0;
895
896 bits<24> ADDR;
897 bits<3> JUMPTABLE_SEL;
898
899 let Word0{23-0} = ADDR;
900 let Word0{26-24} = JUMPTABLE_SEL;
901}
902
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000903class CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000904 field bits<32> Word1;
905
906 bits<3> POP_COUNT;
907 bits<5> CF_CONST;
908 bits<2> COND;
909 bits<6> COUNT;
910 bits<1> VALID_PIXEL_MODE;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000911 bits<1> END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000912 bits<8> CF_INST;
913 bits<1> BARRIER;
914
915 let Word1{2-0} = POP_COUNT;
916 let Word1{7-3} = CF_CONST;
917 let Word1{9-8} = COND;
918 let Word1{15-10} = COUNT;
919 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard015f5862013-04-29 22:23:54 +0000920 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000921 let Word1{29-22} = CF_INST;
922 let Word1{31} = BARRIER;
923}
924
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000925class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
926ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000927 field bits<64> Inst;
928
929 let CF_INST = inst;
930 let BARRIER = 1;
931 let JUMPTABLE_SEL = 0;
932 let CF_CONST = 0;
933 let VALID_PIXEL_MODE = 0;
934 let COND = 0;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000935 let END_OF_PROGRAM = 0;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000936
937 let Inst{31-0} = Word0;
938 let Inst{63-32} = Word1;
939}
940
Vincent Lejeune8e591912013-04-01 21:47:42 +0000941def CF_ALU : ALU_CLAUSE<8, "ALU">;
942def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
943
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000944def FETCH_CLAUSE : AMDGPUInst <(outs),
945(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
946 field bits<8> Inst;
947 bits<8> num;
948 let Inst = num;
949}
950
Vincent Lejeune2c836f82013-04-30 00:14:38 +0000951def ALU_CLAUSE : AMDGPUInst <(outs),
952(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
953 field bits<8> Inst;
954 bits<8> num;
955 let Inst = num;
956}
957
958def LITERALS : AMDGPUInst <(outs),
959(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
960 field bits<64> Inst;
961 bits<32> literal1;
962 bits<32> literal2;
963
964 let Inst{31-0} = literal1;
965 let Inst{63-32} = literal2;
966}
967
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000968def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
969 field bits<64> Inst;
970}
971
Vincent Lejeunea311c5262013-02-10 17:57:33 +0000972let Predicates = [isR600toCayman] in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000973
974//===----------------------------------------------------------------------===//
975// Common Instructions R600, R700, Evergreen, Cayman
976//===----------------------------------------------------------------------===//
977
978def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
979// Non-IEEE MUL: 0 * anything = 0
980def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
981def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
982def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
983def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
984
985// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
986// so some of the instruction names don't match the asm string.
987// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
988def SETE : R600_2OP <
989 0x08, "SETE",
Tom Stellard39988052013-05-02 15:30:12 +0000990 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000991>;
992
993def SGT : R600_2OP <
994 0x09, "SETGT",
Tom Stellard39988052013-05-02 15:30:12 +0000995 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000996>;
997
998def SGE : R600_2OP <
999 0xA, "SETGE",
Tom Stellard39988052013-05-02 15:30:12 +00001000 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001001>;
1002
1003def SNE : R600_2OP <
1004 0xB, "SETNE",
Tom Stellard39988052013-05-02 15:30:12 +00001005 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001006>;
1007
Tom Stellard1234c9b2013-02-07 14:02:35 +00001008def SETE_DX10 : R600_2OP <
1009 0xC, "SETE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001010 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001011>;
1012
1013def SETGT_DX10 : R600_2OP <
1014 0xD, "SETGT_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001015 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001016>;
1017
1018def SETGE_DX10 : R600_2OP <
1019 0xE, "SETGE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001020 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001021>;
1022
1023def SETNE_DX10 : R600_2OP <
1024 0xF, "SETNE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001025 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001026>;
1027
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001028def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1029def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1030def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1031def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1032def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1033
1034def MOV : R600_1OP <0x19, "MOV", []>;
1035
1036let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1037
1038class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1039 (outs R600_Reg32:$dst),
1040 (ins immType:$imm),
1041 "",
1042 []
1043>;
1044
1045} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1046
1047def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1048def : Pat <
1049 (imm:$val),
1050 (MOV_IMM_I32 imm:$val)
1051>;
1052
1053def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1054def : Pat <
1055 (fpimm:$val),
1056 (MOV_IMM_F32 fpimm:$val)
1057>;
1058
1059def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1060def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1061def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1062def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1063
1064let hasSideEffects = 1 in {
1065
1066def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1067
1068} // end hasSideEffects
1069
1070def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1071def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1072def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1073def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1074def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1075def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1076def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1077def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellardeef0d5a2012-12-21 20:12:01 +00001078def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001079def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1080
1081def SETE_INT : R600_2OP <
1082 0x3A, "SETE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001083 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001084>;
1085
1086def SETGT_INT : R600_2OP <
Tom Stellardb4409612013-02-07 14:02:27 +00001087 0x3B, "SETGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001088 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001089>;
1090
1091def SETGE_INT : R600_2OP <
1092 0x3C, "SETGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001093 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001094>;
1095
1096def SETNE_INT : R600_2OP <
1097 0x3D, "SETNE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001098 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001099>;
1100
1101def SETGT_UINT : R600_2OP <
1102 0x3E, "SETGT_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001103 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001104>;
1105
1106def SETGE_UINT : R600_2OP <
1107 0x3F, "SETGE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001108 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001109>;
1110
1111def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1112def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1113def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1114def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1115
1116def CNDE_INT : R600_3OP <
1117 0x1C, "CNDE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001118 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001119>;
1120
1121def CNDGE_INT : R600_3OP <
1122 0x1E, "CNDGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001123 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001124>;
1125
1126def CNDGT_INT : R600_3OP <
1127 0x1D, "CNDGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001128 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001129>;
1130
1131//===----------------------------------------------------------------------===//
1132// Texture instructions
1133//===----------------------------------------------------------------------===//
1134
1135def TEX_LD : R600_TEX <
1136 0x03, "TEX_LD",
Tom Stellard39988052013-05-02 15:30:12 +00001137 [(set v4f32:$DST_GPR, (int_AMDGPU_txf v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001138 imm:$OFFSET_X, imm:$OFFSET_Y, imm:$OFFSET_Z, imm:$RESOURCE_ID,
1139 imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001140> {
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001141let AsmString = "TEX_LD $DST_GPR, $SRC_GPR, $OFFSET_X, $OFFSET_Y, $OFFSET_Z,"
1142 "$RESOURCE_ID, $SAMPLER_ID, $textureTarget";
1143let InOperandList = (ins R600_Reg128:$SRC_GPR, i32imm:$OFFSET_X,
1144 i32imm:$OFFSET_Y, i32imm:$OFFSET_Z, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1145 i32imm:$textureTarget);
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001146}
1147
1148def TEX_GET_TEXTURE_RESINFO : R600_TEX <
1149 0x04, "TEX_GET_TEXTURE_RESINFO",
Tom Stellard39988052013-05-02 15:30:12 +00001150 [(set v4f32:$DST_GPR, (int_AMDGPU_txq v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001151 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001152>;
1153
1154def TEX_GET_GRADIENTS_H : R600_TEX <
1155 0x07, "TEX_GET_GRADIENTS_H",
Tom Stellard39988052013-05-02 15:30:12 +00001156 [(set v4f32:$DST_GPR, (int_AMDGPU_ddx v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001157 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001158>;
1159
1160def TEX_GET_GRADIENTS_V : R600_TEX <
1161 0x08, "TEX_GET_GRADIENTS_V",
Tom Stellard39988052013-05-02 15:30:12 +00001162 [(set v4f32:$DST_GPR, (int_AMDGPU_ddy v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001163 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001164>;
1165
1166def TEX_SET_GRADIENTS_H : R600_TEX <
1167 0x0B, "TEX_SET_GRADIENTS_H",
1168 []
1169>;
1170
1171def TEX_SET_GRADIENTS_V : R600_TEX <
1172 0x0C, "TEX_SET_GRADIENTS_V",
1173 []
1174>;
1175
1176def TEX_SAMPLE : R600_TEX <
1177 0x10, "TEX_SAMPLE",
Tom Stellard39988052013-05-02 15:30:12 +00001178 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001179 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001180>;
1181
1182def TEX_SAMPLE_C : R600_TEX <
1183 0x18, "TEX_SAMPLE_C",
Tom Stellard39988052013-05-02 15:30:12 +00001184 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001185 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001186>;
1187
1188def TEX_SAMPLE_L : R600_TEX <
1189 0x11, "TEX_SAMPLE_L",
Tom Stellard39988052013-05-02 15:30:12 +00001190 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001191 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001192>;
1193
1194def TEX_SAMPLE_C_L : R600_TEX <
1195 0x19, "TEX_SAMPLE_C_L",
Tom Stellard39988052013-05-02 15:30:12 +00001196 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001197 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001198>;
1199
1200def TEX_SAMPLE_LB : R600_TEX <
1201 0x12, "TEX_SAMPLE_LB",
Tom Stellard39988052013-05-02 15:30:12 +00001202 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001203 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001204>;
1205
1206def TEX_SAMPLE_C_LB : R600_TEX <
1207 0x1A, "TEX_SAMPLE_C_LB",
Tom Stellard39988052013-05-02 15:30:12 +00001208 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001209 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001210>;
1211
1212def TEX_SAMPLE_G : R600_TEX <
1213 0x14, "TEX_SAMPLE_G",
1214 []
1215>;
1216
1217def TEX_SAMPLE_C_G : R600_TEX <
1218 0x1C, "TEX_SAMPLE_C_G",
1219 []
1220>;
1221
1222//===----------------------------------------------------------------------===//
1223// Helper classes for common instructions
1224//===----------------------------------------------------------------------===//
1225
1226class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1227 inst, "MUL_LIT",
1228 []
1229>;
1230
1231class MULADD_Common <bits<5> inst> : R600_3OP <
1232 inst, "MULADD",
Vincent Lejeunee3111962013-02-18 14:11:28 +00001233 []
1234>;
1235
1236class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1237 inst, "MULADD_IEEE",
Tom Stellard39988052013-05-02 15:30:12 +00001238 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001239>;
1240
1241class CNDE_Common <bits<5> inst> : R600_3OP <
1242 inst, "CNDE",
Tom Stellard39988052013-05-02 15:30:12 +00001243 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001244>;
1245
1246class CNDGT_Common <bits<5> inst> : R600_3OP <
1247 inst, "CNDGT",
Tom Stellard39988052013-05-02 15:30:12 +00001248 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001249>;
1250
1251class CNDGE_Common <bits<5> inst> : R600_3OP <
1252 inst, "CNDGE",
Tom Stellard39988052013-05-02 15:30:12 +00001253 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001254>;
1255
1256multiclass DOT4_Common <bits<11> inst> {
1257
1258 def _pseudo : R600_REDUCTION <inst,
1259 (ins R600_Reg128:$src0, R600_Reg128:$src1),
1260 "DOT4 $dst $src0, $src1",
Tom Stellard39988052013-05-02 15:30:12 +00001261 [(set f32:$dst, (int_AMDGPU_dp4 v4f32:$src0, v4f32:$src1))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001262 >;
1263
1264 def _real : R600_2OP <inst, "DOT4", []>;
1265}
1266
1267let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1268multiclass CUBE_Common <bits<11> inst> {
1269
1270 def _pseudo : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001271 (outs R600_Reg128:$dst),
1272 (ins R600_Reg128:$src),
1273 "CUBE $dst $src",
Tom Stellard39988052013-05-02 15:30:12 +00001274 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001275 VecALU
1276 > {
1277 let isPseudo = 1;
1278 }
1279
1280 def _real : R600_2OP <inst, "CUBE", []>;
1281}
1282} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1283
1284class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1285 inst, "EXP_IEEE", fexp2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001286> {
1287 let TransOnly = 1;
1288 let Itinerary = TransALU;
1289}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001290
1291class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1292 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001293> {
1294 let TransOnly = 1;
1295 let Itinerary = TransALU;
1296}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001297
1298class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1299 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001300> {
1301 let TransOnly = 1;
1302 let Itinerary = TransALU;
1303}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001304
1305class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1306 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001307> {
1308 let TransOnly = 1;
1309 let Itinerary = TransALU;
1310}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001311
1312class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1313 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001314> {
1315 let TransOnly = 1;
1316 let Itinerary = TransALU;
1317}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001318
1319class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1320 inst, "LOG_CLAMPED", []
1321>;
1322
1323class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1324 inst, "LOG_IEEE", flog2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001325> {
1326 let TransOnly = 1;
1327 let Itinerary = TransALU;
1328}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001329
1330class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1331class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1332class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1333class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1334 inst, "MULHI_INT", mulhs
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001335> {
1336 let TransOnly = 1;
1337 let Itinerary = TransALU;
1338}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001339class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1340 inst, "MULHI", mulhu
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001341> {
1342 let TransOnly = 1;
1343 let Itinerary = TransALU;
1344}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001345class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1346 inst, "MULLO_INT", mul
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001347> {
1348 let TransOnly = 1;
1349 let Itinerary = TransALU;
1350}
1351class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1352 let TransOnly = 1;
1353 let Itinerary = TransALU;
1354}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001355
1356class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1357 inst, "RECIP_CLAMPED", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001358> {
1359 let TransOnly = 1;
1360 let Itinerary = TransALU;
1361}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001362
1363class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard39988052013-05-02 15:30:12 +00001364 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001365> {
1366 let TransOnly = 1;
1367 let Itinerary = TransALU;
1368}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001369
1370class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1371 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001372> {
1373 let TransOnly = 1;
1374 let Itinerary = TransALU;
1375}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001376
1377class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1378 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001379> {
1380 let TransOnly = 1;
1381 let Itinerary = TransALU;
1382}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001383
1384class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1385 inst, "RECIPSQRT_IEEE", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001386> {
1387 let TransOnly = 1;
1388 let Itinerary = TransALU;
1389}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001390
1391class SIN_Common <bits<11> inst> : R600_1OP <
1392 inst, "SIN", []>{
1393 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001394 let TransOnly = 1;
1395 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001396}
1397
1398class COS_Common <bits<11> inst> : R600_1OP <
1399 inst, "COS", []> {
1400 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001401 let TransOnly = 1;
1402 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001403}
1404
1405//===----------------------------------------------------------------------===//
1406// Helper patterns for complex intrinsics
1407//===----------------------------------------------------------------------===//
1408
1409multiclass DIV_Common <InstR600 recip_ieee> {
1410def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001411 (int_AMDGPU_div f32:$src0, f32:$src1),
1412 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001413>;
1414
1415def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001416 (fdiv f32:$src0, f32:$src1),
1417 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001418>;
1419}
1420
Tom Stellard39988052013-05-02 15:30:12 +00001421class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1422 : Pat <
1423 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1424 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001425>;
1426
1427//===----------------------------------------------------------------------===//
1428// R600 / R700 Instructions
1429//===----------------------------------------------------------------------===//
1430
1431let Predicates = [isR600] in {
1432
1433 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1434 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001435 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001436 def CNDE_r600 : CNDE_Common<0x18>;
1437 def CNDGT_r600 : CNDGT_Common<0x19>;
1438 def CNDGE_r600 : CNDGE_Common<0x1A>;
1439 defm DOT4_r600 : DOT4_Common<0x50>;
1440 defm CUBE_r600 : CUBE_Common<0x52>;
1441 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1442 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1443 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1444 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1445 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1446 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1447 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1448 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1449 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1450 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1451 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1452 def SIN_r600 : SIN_Common<0x6E>;
1453 def COS_r600 : COS_Common<0x6F>;
1454 def ASHR_r600 : ASHR_Common<0x70>;
1455 def LSHR_r600 : LSHR_Common<0x71>;
1456 def LSHL_r600 : LSHL_Common<0x72>;
1457 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1458 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1459 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1460 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1461 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1462
1463 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard39988052013-05-02 15:30:12 +00001464 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001465 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1466
Tom Stellard39988052013-05-02 15:30:12 +00001467 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001468
1469 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001470 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001471 let Word1{21} = eop;
1472 let Word1{22} = 1; // VALID_PIXEL_MODE
1473 let Word1{30-23} = inst;
1474 let Word1{31} = 1; // BARRIER
1475 }
1476 defm : ExportPattern<R600_ExportSwz, 39>;
1477
1478 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001479 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001480 let Word1{21} = eop;
1481 let Word1{22} = 1; // VALID_PIXEL_MODE
1482 let Word1{30-23} = inst;
1483 let Word1{31} = 1; // BARRIER
1484 }
1485 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001486
1487 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1488 "TEX $COUNT @$ADDR"> {
1489 let POP_COUNT = 0;
1490 }
1491 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1492 "VTX $COUNT @$ADDR"> {
1493 let POP_COUNT = 0;
1494 }
1495 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1496 "LOOP_START_DX10 @$ADDR"> {
1497 let POP_COUNT = 0;
1498 let COUNT = 0;
1499 }
1500 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1501 let POP_COUNT = 0;
1502 let COUNT = 0;
1503 }
1504 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1505 "LOOP_BREAK @$ADDR"> {
1506 let POP_COUNT = 0;
1507 let COUNT = 0;
1508 }
1509 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1510 "CONTINUE @$ADDR"> {
1511 let POP_COUNT = 0;
1512 let COUNT = 0;
1513 }
1514 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1515 "JUMP @$ADDR POP:$POP_COUNT"> {
1516 let COUNT = 0;
1517 }
1518 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1519 "ELSE @$ADDR POP:$POP_COUNT"> {
1520 let COUNT = 0;
1521 }
1522 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1523 let ADDR = 0;
1524 let COUNT = 0;
1525 let POP_COUNT = 0;
1526 }
1527 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1528 "POP @$ADDR POP:$POP_COUNT"> {
1529 let COUNT = 0;
1530 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001531 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1532 let COUNT = 0;
1533 let POP_COUNT = 0;
1534 let ADDR = 0;
1535 let END_OF_PROGRAM = 1;
1536 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001537
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001538}
1539
1540// Helper pattern for normalizing inputs to triginomic instructions for R700+
1541// cards.
1542class COS_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001543 (fcos f32:$src),
1544 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001545>;
1546
1547class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001548 (fsin f32:$src),
1549 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001550>;
1551
1552//===----------------------------------------------------------------------===//
1553// R700 Only instructions
1554//===----------------------------------------------------------------------===//
1555
1556let Predicates = [isR700] in {
1557 def SIN_r700 : SIN_Common<0x6E>;
1558 def COS_r700 : COS_Common<0x6F>;
1559
1560 // R700 normalizes inputs to SIN/COS the same as EG
1561 def : SIN_PAT <SIN_r700>;
1562 def : COS_PAT <COS_r700>;
1563}
1564
1565//===----------------------------------------------------------------------===//
1566// Evergreen Only instructions
1567//===----------------------------------------------------------------------===//
1568
1569let Predicates = [isEG] in {
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001570
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001571def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1572defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1573
1574def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1575def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1576def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1577def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1578def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1579def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1580def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1581def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1582def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1583def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1584def SIN_eg : SIN_Common<0x8D>;
1585def COS_eg : COS_Common<0x8E>;
1586
Tom Stellard39988052013-05-02 15:30:12 +00001587def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001588def : SIN_PAT <SIN_eg>;
1589def : COS_PAT <COS_eg>;
Tom Stellard39988052013-05-02 15:30:12 +00001590def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001591} // End Predicates = [isEG]
1592
1593//===----------------------------------------------------------------------===//
1594// Evergreen / Cayman Instructions
1595//===----------------------------------------------------------------------===//
1596
1597let Predicates = [isEGorCayman] in {
1598
1599 // BFE_UINT - bit_extract, an optimization for mask and shift
1600 // Src0 = Input
1601 // Src1 = Offset
1602 // Src2 = Width
1603 //
1604 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1605 //
1606 // Example Usage:
1607 // (Offset, Width)
1608 //
1609 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1610 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1611 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1612 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1613 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001614 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1615 i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001616 VecALU
1617 >;
Tom Stellard58e87a62013-05-10 02:09:45 +00001618 def : BFEPattern <BFE_UINT_eg>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001619
Tom Stellard8b1c60c2013-05-03 17:21:24 +00001620 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard48b809e2013-04-19 02:11:06 +00001621 defm : BFIPatterns <BFI_INT_eg>;
1622
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001623 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001624 [(set i32:$dst, (AMDGPUbitalign i32:$src0, i32:$src1, i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001625 VecALU
1626 >;
1627
1628 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001629 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001630 def ASHR_eg : ASHR_Common<0x15>;
1631 def LSHR_eg : LSHR_Common<0x16>;
1632 def LSHL_eg : LSHL_Common<0x17>;
1633 def CNDE_eg : CNDE_Common<0x19>;
1634 def CNDGT_eg : CNDGT_Common<0x1A>;
1635 def CNDGE_eg : CNDGE_Common<0x1B>;
1636 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1637 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
1638 defm DOT4_eg : DOT4_Common<0xBE>;
1639 defm CUBE_eg : CUBE_Common<0xC0>;
1640
Tom Stellardc0b0c672013-02-06 17:32:29 +00001641let hasSideEffects = 1 in {
1642 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1643}
1644
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001645 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1646
1647 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1648 let Pattern = [];
1649 }
1650
1651 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1652
1653 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1654 let Pattern = [];
1655 }
1656
1657 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1658
1659 // TRUNC is used for the FLT_TO_INT instructions to work around a
1660 // perceived problem where the rounding modes are applied differently
1661 // depending on the instruction and the slot they are in.
1662 // See:
1663 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1664 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1665 //
1666 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1667 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1668 // We should look into handling these cases separately.
Tom Stellard39988052013-05-02 15:30:12 +00001669 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001670
Tom Stellard39988052013-05-02 15:30:12 +00001671 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001672
Tom Stellard83f0a5a2013-05-03 17:21:20 +00001673 // SHA-256 Patterns
1674 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1675
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001676 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001677 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001678 let Word1{20} = 1; // VALID_PIXEL_MODE
1679 let Word1{21} = eop;
1680 let Word1{29-22} = inst;
1681 let Word1{30} = 0; // MARK
1682 let Word1{31} = 1; // BARRIER
1683 }
1684 defm : ExportPattern<EG_ExportSwz, 83>;
1685
1686 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001687 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001688 let Word1{20} = 1; // VALID_PIXEL_MODE
1689 let Word1{21} = eop;
1690 let Word1{29-22} = inst;
1691 let Word1{30} = 0; // MARK
1692 let Word1{31} = 1; // BARRIER
1693 }
1694 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1695
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001696 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1697 "TEX $COUNT @$ADDR"> {
1698 let POP_COUNT = 0;
1699 }
1700 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1701 "VTX $COUNT @$ADDR"> {
1702 let POP_COUNT = 0;
1703 }
1704 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1705 "LOOP_START_DX10 @$ADDR"> {
1706 let POP_COUNT = 0;
1707 let COUNT = 0;
1708 }
1709 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1710 let POP_COUNT = 0;
1711 let COUNT = 0;
1712 }
1713 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1714 "LOOP_BREAK @$ADDR"> {
1715 let POP_COUNT = 0;
1716 let COUNT = 0;
1717 }
1718 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1719 "CONTINUE @$ADDR"> {
1720 let POP_COUNT = 0;
1721 let COUNT = 0;
1722 }
1723 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1724 "JUMP @$ADDR POP:$POP_COUNT"> {
1725 let COUNT = 0;
1726 }
1727 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1728 "ELSE @$ADDR POP:$POP_COUNT"> {
1729 let COUNT = 0;
1730 }
1731 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1732 let ADDR = 0;
1733 let COUNT = 0;
1734 let POP_COUNT = 0;
1735 }
1736 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1737 "POP @$ADDR POP:$POP_COUNT"> {
1738 let COUNT = 0;
1739 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001740 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1741 let COUNT = 0;
1742 let POP_COUNT = 0;
1743 let ADDR = 0;
1744 let END_OF_PROGRAM = 1;
1745 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001746
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001747//===----------------------------------------------------------------------===//
1748// Memory read/write instructions
1749//===----------------------------------------------------------------------===//
1750let usesCustomInserter = 1 in {
1751
1752class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1753 list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001754 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, name, pattern> {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001755 let RIM = 0;
1756 // XXX: Have a separate instruction for non-indexed writes.
1757 let TYPE = 1;
1758 let RW_REL = 0;
1759 let ELEM_SIZE = 0;
1760
1761 let ARRAY_SIZE = 0;
1762 let COMP_MASK = comp_mask;
1763 let BURST_COUNT = 0;
1764 let VPM = 0;
1765 let MARK = 0;
1766 let BARRIER = 1;
1767}
1768
1769} // End usesCustomInserter = 1
1770
1771// 32-bit store
1772def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1773 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001774 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001775 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001776>;
1777
1778//128-bit store
1779def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1780 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001781 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001782 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001783>;
1784
1785class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001786 : InstR600ISA <outs, (ins MEMxi:$ptr), name, pattern>,
Tom Stellard80537b92013-01-23 02:09:01 +00001787 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001788
1789 // Static fields
Tom Stellard80537b92013-01-23 02:09:01 +00001790 let VC_INST = 0;
1791 let FETCH_TYPE = 2;
1792 let FETCH_WHOLE_QUAD = 0;
1793 let BUFFER_ID = buffer_id;
1794 let SRC_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001795 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1796 // to store vertex addresses in any channel, not just X.
Tom Stellard80537b92013-01-23 02:09:01 +00001797 let SRC_SEL_X = 0;
1798 let DST_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001799 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1800 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1801 // however, based on my testing if USE_CONST_FIELDS is set, then all
1802 // these fields need to be set to 0.
Tom Stellard80537b92013-01-23 02:09:01 +00001803 let USE_CONST_FIELDS = 0;
1804 let NUM_FORMAT_ALL = 1;
1805 let FORMAT_COMP_ALL = 0;
1806 let SRF_MODE_ALL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001807
Tom Stellard80537b92013-01-23 02:09:01 +00001808 let Inst{31-0} = Word0;
1809 let Inst{63-32} = Word1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001810 // LLVM can only encode 64-bit instructions, so these fields are manually
1811 // encoded in R600CodeEmitter
1812 //
1813 // bits<16> OFFSET;
1814 // bits<2> ENDIAN_SWAP = 0;
1815 // bits<1> CONST_BUF_NO_STRIDE = 0;
1816 // bits<1> MEGA_FETCH = 0;
1817 // bits<1> ALT_CONST = 0;
1818 // bits<2> BUFFER_INDEX_MODE = 0;
1819
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001820
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001821
1822 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1823 // is done in R600CodeEmitter
1824 //
1825 // Inst{79-64} = OFFSET;
1826 // Inst{81-80} = ENDIAN_SWAP;
1827 // Inst{82} = CONST_BUF_NO_STRIDE;
1828 // Inst{83} = MEGA_FETCH;
1829 // Inst{84} = ALT_CONST;
1830 // Inst{86-85} = BUFFER_INDEX_MODE;
1831 // Inst{95-86} = 0; Reserved
1832
1833 // VTX_WORD3 (Padding)
1834 //
1835 // Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00001836
1837 let VTXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001838}
1839
1840class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001841 : VTX_READ_eg <"VTX_READ_8 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001842 pattern> {
1843
1844 let MEGA_FETCH_COUNT = 1;
1845 let DST_SEL_X = 0;
1846 let DST_SEL_Y = 7; // Masked
1847 let DST_SEL_Z = 7; // Masked
1848 let DST_SEL_W = 7; // Masked
1849 let DATA_FORMAT = 1; // FMT_8
1850}
1851
1852class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001853 : VTX_READ_eg <"VTX_READ_16 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001854 pattern> {
1855 let MEGA_FETCH_COUNT = 2;
1856 let DST_SEL_X = 0;
1857 let DST_SEL_Y = 7; // Masked
1858 let DST_SEL_Z = 7; // Masked
1859 let DST_SEL_W = 7; // Masked
1860 let DATA_FORMAT = 5; // FMT_16
1861
1862}
1863
1864class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001865 : VTX_READ_eg <"VTX_READ_32 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001866 pattern> {
1867
1868 let MEGA_FETCH_COUNT = 4;
1869 let DST_SEL_X = 0;
1870 let DST_SEL_Y = 7; // Masked
1871 let DST_SEL_Z = 7; // Masked
1872 let DST_SEL_W = 7; // Masked
1873 let DATA_FORMAT = 0xD; // COLOR_32
1874
1875 // This is not really necessary, but there were some GPU hangs that appeared
1876 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001877 // to the $ptr registers of the VTX_READ.
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001878 // e.g.
1879 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1880 // %T2_X<def> = MOV %ZERO
1881 //Adding this constraint prevents this from happening.
1882 let Constraints = "$ptr.ptr = $dst";
1883}
1884
1885class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001886 : VTX_READ_eg <"VTX_READ_128 $dst.XYZW, $ptr", buffer_id, (outs R600_Reg128:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001887 pattern> {
1888
1889 let MEGA_FETCH_COUNT = 16;
1890 let DST_SEL_X = 0;
1891 let DST_SEL_Y = 1;
1892 let DST_SEL_Z = 2;
1893 let DST_SEL_W = 3;
1894 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1895
1896 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1897 // that holds its buffer address to avoid potential hangs. We can't use
1898 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1899 // registers are different sizes.
1900}
1901
1902//===----------------------------------------------------------------------===//
1903// VTX Read from parameter memory space
1904//===----------------------------------------------------------------------===//
1905
1906def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001907 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001908>;
1909
1910def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001911 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001912>;
1913
1914def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001915 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001916>;
1917
Tom Stellard76308d82013-02-13 22:05:20 +00001918def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001919 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard76308d82013-02-13 22:05:20 +00001920>;
1921
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001922//===----------------------------------------------------------------------===//
1923// VTX Read from global memory space
1924//===----------------------------------------------------------------------===//
1925
1926// 8-bit reads
1927def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001928 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001929>;
1930
1931// 32-bit reads
1932def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001933 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001934>;
1935
1936// 128-bit reads
1937def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001938 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001939>;
1940
1941//===----------------------------------------------------------------------===//
1942// Constant Loads
1943// XXX: We are currently storing all constants in the global address space.
1944//===----------------------------------------------------------------------===//
1945
1946def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001947 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001948>;
1949
1950}
1951
Tom Stellardc0b0c672013-02-06 17:32:29 +00001952//===----------------------------------------------------------------------===//
1953// Regist loads and stores - for indirect addressing
1954//===----------------------------------------------------------------------===//
1955
1956defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1957
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001958let Predicates = [isCayman] in {
1959
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001960let isVector = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001961
1962def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1963
1964def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1965def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1966def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1967def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1968def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1969def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzerc446baa2013-03-22 14:09:10 +00001970def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001971def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1972def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1973def SIN_cm : SIN_Common<0x8D>;
1974def COS_cm : COS_Common<0x8E>;
1975} // End isVector = 1
1976
Tom Stellard39988052013-05-02 15:30:12 +00001977def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001978def : SIN_PAT <SIN_cm>;
1979def : COS_PAT <COS_cm>;
1980
1981defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1982
1983// RECIP_UINT emulation for Cayman
Michel Danzerb187f8c2013-04-10 17:17:56 +00001984// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001985def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00001986 (AMDGPUurecip i32:$src0),
1987 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzerb187f8c2013-04-10 17:17:56 +00001988 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001989>;
1990
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001991 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1992 let ADDR = 0;
1993 let POP_COUNT = 0;
1994 let COUNT = 0;
1995 }
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001996
Tom Stellard39988052013-05-02 15:30:12 +00001997def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001998
1999} // End isCayman
2000
2001//===----------------------------------------------------------------------===//
2002// Branch Instructions
2003//===----------------------------------------------------------------------===//
2004
2005
2006def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2007 "IF_PREDICATE_SET $src", []>;
2008
2009def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2010 "PREDICATED_BREAK $src", []>;
2011
2012//===----------------------------------------------------------------------===//
2013// Pseudo instructions
2014//===----------------------------------------------------------------------===//
2015
2016let isPseudo = 1 in {
2017
2018def PRED_X : InstR600 <
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002019 (outs R600_Predicate_Bit:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002020 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2021 "", [], NullALU> {
2022 let FlagOperandIdx = 3;
2023}
2024
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002025let isTerminator = 1, isBranch = 1 in {
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002026def JUMP_COND : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002027 (outs),
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002028 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002029 "JUMP $target ($p)",
2030 [], AnyALU
2031 >;
2032
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002033def JUMP : InstR600 <
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002034 (outs),
2035 (ins brtarget:$target),
2036 "JUMP $target",
2037 [], AnyALU
2038 >
2039{
2040 let isPredicable = 1;
2041 let isBarrier = 1;
2042}
2043
2044} // End isTerminator = 1, isBranch = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002045
2046let usesCustomInserter = 1 in {
2047
2048let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2049
2050def MASK_WRITE : AMDGPUShaderInst <
2051 (outs),
2052 (ins R600_Reg32:$src),
2053 "MASK_WRITE $src",
2054 []
2055>;
2056
2057} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2058
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002059
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002060def TXD: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002061 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002062 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2063 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002064 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002065 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2066 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2067 NullALU > {
Vincent Lejeune631591e2013-04-30 00:13:39 +00002068 let TEXInst = 1;
2069}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002070
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002071def TXD_SHADOW: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002072 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002073 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2074 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002075 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002076 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2077 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2078 NullALU
Vincent Lejeune631591e2013-04-30 00:13:39 +00002079> {
2080 let TEXInst = 1;
2081}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002082} // End isPseudo = 1
2083} // End usesCustomInserter = 1
2084
2085def CLAMP_R600 : CLAMP <R600_Reg32>;
2086def FABS_R600 : FABS<R600_Reg32>;
2087def FNEG_R600 : FNEG<R600_Reg32>;
2088
2089//===---------------------------------------------------------------------===//
2090// Return instruction
2091//===---------------------------------------------------------------------===//
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002092let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesena499d2b2013-02-05 17:53:52 +00002093 usesCustomInserter = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002094 def RETURN : ILFormat<(outs), (ins variable_ops),
2095 "RETURN", [(IL_retflag)]>;
2096}
2097
Tom Stellard9f7818d2013-01-23 02:09:06 +00002098
2099//===----------------------------------------------------------------------===//
2100// Constant Buffer Addressing Support
2101//===----------------------------------------------------------------------===//
2102
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002103let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard9f7818d2013-01-23 02:09:06 +00002104def CONST_COPY : Instruction {
2105 let OutOperandList = (outs R600_Reg32:$dst);
2106 let InOperandList = (ins i32imm:$src);
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002107 let Pattern =
2108 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard9f7818d2013-01-23 02:09:06 +00002109 let AsmString = "CONST_COPY";
2110 let neverHasSideEffects = 1;
2111 let isAsCheapAsAMove = 1;
2112 let Itinerary = NullALU;
2113}
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002114} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard9f7818d2013-01-23 02:09:06 +00002115
2116def TEX_VTX_CONSTBUF :
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +00002117 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002118 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard9f7818d2013-01-23 02:09:06 +00002119 VTX_WORD1_GPR, VTX_WORD0 {
2120
2121 let VC_INST = 0;
2122 let FETCH_TYPE = 2;
2123 let FETCH_WHOLE_QUAD = 0;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002124 let SRC_REL = 0;
2125 let SRC_SEL_X = 0;
2126 let DST_REL = 0;
2127 let USE_CONST_FIELDS = 0;
2128 let NUM_FORMAT_ALL = 2;
2129 let FORMAT_COMP_ALL = 1;
2130 let SRF_MODE_ALL = 1;
2131 let MEGA_FETCH_COUNT = 16;
2132 let DST_SEL_X = 0;
2133 let DST_SEL_Y = 1;
2134 let DST_SEL_Z = 2;
2135 let DST_SEL_W = 3;
2136 let DATA_FORMAT = 35;
2137
2138 let Inst{31-0} = Word0;
2139 let Inst{63-32} = Word1;
2140
2141// LLVM can only encode 64-bit instructions, so these fields are manually
2142// encoded in R600CodeEmitter
2143//
2144// bits<16> OFFSET;
2145// bits<2> ENDIAN_SWAP = 0;
2146// bits<1> CONST_BUF_NO_STRIDE = 0;
2147// bits<1> MEGA_FETCH = 0;
2148// bits<1> ALT_CONST = 0;
2149// bits<2> BUFFER_INDEX_MODE = 0;
2150
2151
2152
2153// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2154// is done in R600CodeEmitter
2155//
2156// Inst{79-64} = OFFSET;
2157// Inst{81-80} = ENDIAN_SWAP;
2158// Inst{82} = CONST_BUF_NO_STRIDE;
2159// Inst{83} = MEGA_FETCH;
2160// Inst{84} = ALT_CONST;
2161// Inst{86-85} = BUFFER_INDEX_MODE;
2162// Inst{95-86} = 0; Reserved
2163
2164// VTX_WORD3 (Padding)
2165//
2166// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002167 let VTXInst = 1;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002168}
2169
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002170def TEX_VTX_TEXBUF:
2171 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002172 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002173VTX_WORD1_GPR, VTX_WORD0 {
2174
2175let VC_INST = 0;
2176let FETCH_TYPE = 2;
2177let FETCH_WHOLE_QUAD = 0;
2178let SRC_REL = 0;
2179let SRC_SEL_X = 0;
2180let DST_REL = 0;
2181let USE_CONST_FIELDS = 1;
2182let NUM_FORMAT_ALL = 0;
2183let FORMAT_COMP_ALL = 0;
2184let SRF_MODE_ALL = 1;
2185let MEGA_FETCH_COUNT = 16;
2186let DST_SEL_X = 0;
2187let DST_SEL_Y = 1;
2188let DST_SEL_Z = 2;
2189let DST_SEL_W = 3;
2190let DATA_FORMAT = 0;
2191
2192let Inst{31-0} = Word0;
2193let Inst{63-32} = Word1;
2194
2195// LLVM can only encode 64-bit instructions, so these fields are manually
2196// encoded in R600CodeEmitter
2197//
2198// bits<16> OFFSET;
2199// bits<2> ENDIAN_SWAP = 0;
2200// bits<1> CONST_BUF_NO_STRIDE = 0;
2201// bits<1> MEGA_FETCH = 0;
2202// bits<1> ALT_CONST = 0;
2203// bits<2> BUFFER_INDEX_MODE = 0;
2204
2205
2206
2207// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2208// is done in R600CodeEmitter
2209//
2210// Inst{79-64} = OFFSET;
2211// Inst{81-80} = ENDIAN_SWAP;
2212// Inst{82} = CONST_BUF_NO_STRIDE;
2213// Inst{83} = MEGA_FETCH;
2214// Inst{84} = ALT_CONST;
2215// Inst{86-85} = BUFFER_INDEX_MODE;
2216// Inst{95-86} = 0; Reserved
2217
2218// VTX_WORD3 (Padding)
2219//
2220// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002221 let VTXInst = 1;
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002222}
2223
2224
Tom Stellard9f7818d2013-01-23 02:09:06 +00002225
Tom Stellard6b7d99d2012-12-19 22:10:31 +00002226//===--------------------------------------------------------------------===//
2227// Instructions support
2228//===--------------------------------------------------------------------===//
2229//===---------------------------------------------------------------------===//
2230// Custom Inserter for Branches and returns, this eventually will be a
2231// seperate pass
2232//===---------------------------------------------------------------------===//
2233let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2234 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2235 "; Pseudo unconditional branch instruction",
2236 [(br bb:$target)]>;
2237 defm BRANCH_COND : BranchConditional<IL_brcond>;
2238}
2239
2240//===---------------------------------------------------------------------===//
2241// Flow and Program control Instructions
2242//===---------------------------------------------------------------------===//
2243let isTerminator=1 in {
2244 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2245 !strconcat("SWITCH", " $src"), []>;
2246 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2247 !strconcat("CASE", " $src"), []>;
2248 def BREAK : ILFormat< (outs), (ins),
2249 "BREAK", []>;
2250 def CONTINUE : ILFormat< (outs), (ins),
2251 "CONTINUE", []>;
2252 def DEFAULT : ILFormat< (outs), (ins),
2253 "DEFAULT", []>;
2254 def ELSE : ILFormat< (outs), (ins),
2255 "ELSE", []>;
2256 def ENDSWITCH : ILFormat< (outs), (ins),
2257 "ENDSWITCH", []>;
2258 def ENDMAIN : ILFormat< (outs), (ins),
2259 "ENDMAIN", []>;
2260 def END : ILFormat< (outs), (ins),
2261 "END", []>;
2262 def ENDFUNC : ILFormat< (outs), (ins),
2263 "ENDFUNC", []>;
2264 def ENDIF : ILFormat< (outs), (ins),
2265 "ENDIF", []>;
2266 def WHILELOOP : ILFormat< (outs), (ins),
2267 "WHILE", []>;
2268 def ENDLOOP : ILFormat< (outs), (ins),
2269 "ENDLOOP", []>;
2270 def FUNC : ILFormat< (outs), (ins),
2271 "FUNC", []>;
2272 def RETDYN : ILFormat< (outs), (ins),
2273 "RET_DYN", []>;
2274 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2275 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2276 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2277 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2278 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2279 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2280 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2281 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2282 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2283 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2284 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2285 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2286 defm IFC : BranchInstr2<"IFC">;
2287 defm BREAKC : BranchInstr2<"BREAKC">;
2288 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2289}
2290
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002291//===----------------------------------------------------------------------===//
2292// ISel Patterns
2293//===----------------------------------------------------------------------===//
2294
Tom Stellard1454cb82013-03-08 15:37:09 +00002295// CND*_INT Pattterns for f32 True / False values
2296
2297class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002298 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2299 (cnd $src0, $src1, $src2)
Tom Stellard1454cb82013-03-08 15:37:09 +00002300>;
2301
2302def : CND_INT_f32 <CNDE_INT, SETEQ>;
2303def : CND_INT_f32 <CNDGT_INT, SETGT>;
2304def : CND_INT_f32 <CNDGE_INT, SETGE>;
2305
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002306//CNDGE_INT extra pattern
2307def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002308 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2309 (CNDGE_INT $src0, $src1, $src2)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002310>;
2311
2312// KIL Patterns
2313def KILP : Pat <
2314 (int_AMDGPU_kilp),
2315 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2316>;
2317
2318def KIL : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002319 (int_AMDGPU_kill f32:$src0),
2320 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002321>;
2322
2323// SGT Reverse args
2324def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002325 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2326 (SGT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002327>;
2328
2329// SGE Reverse args
2330def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002331 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2332 (SGE $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002333>;
2334
Tom Stellard1234c9b2013-02-07 14:02:35 +00002335// SETGT_DX10 reverse args
2336def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002337 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2338 (SETGT_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002339>;
2340
2341// SETGE_DX10 reverse args
2342def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002343 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2344 (SETGE_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002345>;
2346
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002347// SETGT_INT reverse args
2348def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002349 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2350 (SETGT_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002351>;
2352
2353// SETGE_INT reverse args
2354def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002355 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2356 (SETGE_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002357>;
2358
2359// SETGT_UINT reverse args
2360def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002361 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2362 (SETGT_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002363>;
2364
2365// SETGE_UINT reverse args
2366def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002367 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2368 (SETGE_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002369>;
2370
2371// The next two patterns are special cases for handling 'true if ordered' and
2372// 'true if unordered' conditionals. The assumption here is that the behavior of
2373// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2374// described here:
2375// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2376// We assume that SETE returns false when one of the operands is NAN and
2377// SNE returns true when on of the operands is NAN
2378
2379//SETE - 'true if ordered'
2380def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002381 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2382 (SETE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002383>;
2384
Tom Stellard1234c9b2013-02-07 14:02:35 +00002385//SETE_DX10 - 'true if ordered'
2386def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002387 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2388 (SETE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002389>;
2390
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002391//SNE - 'true if unordered'
2392def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002393 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2394 (SNE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002395>;
2396
Tom Stellard1234c9b2013-02-07 14:02:35 +00002397//SETNE_DX10 - 'true if ordered'
2398def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002399 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2400 (SETNE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002401>;
2402
Tom Stellard39988052013-05-02 15:30:12 +00002403def : Extract_Element <f32, v4f32, 0, sub0>;
2404def : Extract_Element <f32, v4f32, 1, sub1>;
2405def : Extract_Element <f32, v4f32, 2, sub2>;
2406def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002407
Tom Stellard39988052013-05-02 15:30:12 +00002408def : Insert_Element <f32, v4f32, 0, sub0>;
2409def : Insert_Element <f32, v4f32, 1, sub1>;
2410def : Insert_Element <f32, v4f32, 2, sub2>;
2411def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002412
Tom Stellard39988052013-05-02 15:30:12 +00002413def : Extract_Element <i32, v4i32, 0, sub0>;
2414def : Extract_Element <i32, v4i32, 1, sub1>;
2415def : Extract_Element <i32, v4i32, 2, sub2>;
2416def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002417
Tom Stellard39988052013-05-02 15:30:12 +00002418def : Insert_Element <i32, v4i32, 0, sub0>;
2419def : Insert_Element <i32, v4i32, 1, sub1>;
2420def : Insert_Element <i32, v4i32, 2, sub2>;
2421def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002422
Tom Stellard39988052013-05-02 15:30:12 +00002423def : Vector4_Build <v4f32, f32>;
2424def : Vector4_Build <v4i32, i32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002425
2426// bitconvert patterns
2427
2428def : BitConvert <i32, f32, R600_Reg32>;
2429def : BitConvert <f32, i32, R600_Reg32>;
2430def : BitConvert <v4f32, v4i32, R600_Reg128>;
2431def : BitConvert <v4i32, v4f32, R600_Reg128>;
2432
2433// DWORDADDR pattern
2434def : DwordAddrPat <i32, R600_Reg32>;
2435
2436} // End isR600toCayman Predicate