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Tom Stellardf98f2ce2012-12-11 21:25:42 +00001//===-- R600Instructions.td - R600 Instruction defs -------*- tablegen -*-===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// R600 Tablegen instruction definitions
11//
12//===----------------------------------------------------------------------===//
13
14include "R600Intrinsics.td"
15
Vincent Lejeune8723c9e2013-04-30 00:13:20 +000016class InstR600 <dag outs, dag ins, string asm, list<dag> pattern,
Tom Stellardf98f2ce2012-12-11 21:25:42 +000017 InstrItinClass itin>
18 : AMDGPUInst <outs, ins, asm, pattern> {
19
20 field bits<64> Inst;
Vincent Lejeuneabcde262013-04-30 00:14:17 +000021 bit TransOnly = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000022 bit Trig = 0;
23 bit Op3 = 0;
24 bit isVector = 0;
25 bits<2> FlagOperandIdx = 0;
26 bit Op1 = 0;
27 bit Op2 = 0;
28 bit HasNativeOperands = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +000029 bit VTXInst = 0;
30 bit TEXInst = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000031
Tom Stellardf98f2ce2012-12-11 21:25:42 +000032 let Namespace = "AMDGPU";
33 let OutOperandList = outs;
34 let InOperandList = ins;
35 let AsmString = asm;
36 let Pattern = pattern;
37 let Itinerary = itin;
38
Vincent Lejeuneabcde262013-04-30 00:14:17 +000039 let TSFlags{0} = TransOnly;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000040 let TSFlags{4} = Trig;
41 let TSFlags{5} = Op3;
42
43 // Vector instructions are instructions that must fill all slots in an
44 // instruction group
45 let TSFlags{6} = isVector;
46 let TSFlags{8-7} = FlagOperandIdx;
47 let TSFlags{9} = HasNativeOperands;
48 let TSFlags{10} = Op1;
49 let TSFlags{11} = Op2;
Vincent Lejeune631591e2013-04-30 00:13:39 +000050 let TSFlags{12} = VTXInst;
51 let TSFlags{13} = TEXInst;
Tom Stellardf98f2ce2012-12-11 21:25:42 +000052}
53
54class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +000055 InstR600 <outs, ins, asm, pattern, NullALU> {
Tom Stellardf98f2ce2012-12-11 21:25:42 +000056
57 let Namespace = "AMDGPU";
58}
59
60def MEMxi : Operand<iPTR> {
61 let MIOperandInfo = (ops R600_TReg32_X:$ptr, i32imm:$index);
62 let PrintMethod = "printMemOperand";
63}
64
65def MEMrr : Operand<iPTR> {
66 let MIOperandInfo = (ops R600_Reg32:$ptr, R600_Reg32:$index);
67}
68
69// Operands for non-registers
70
71class InstFlag<string PM = "printOperand", int Default = 0>
72 : OperandWithDefaultOps <i32, (ops (i32 Default))> {
73 let PrintMethod = PM;
74}
75
Vincent Lejeunea311c5262013-02-10 17:57:33 +000076// src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers
Tom Stellard9f7818d2013-01-23 02:09:06 +000077def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> {
78 let PrintMethod = "printSel";
79}
Vincent Lejeunee332e352013-04-30 00:14:08 +000080def BANK_SWIZZLE : OperandWithDefaultOps <i32, (ops (i32 0))> {
Vincent Lejeune92f24d42013-05-02 21:52:30 +000081 let PrintMethod = "printBankSwizzle";
Vincent Lejeunee332e352013-04-30 00:14:08 +000082}
Tom Stellard9f7818d2013-01-23 02:09:06 +000083
Tom Stellardf98f2ce2012-12-11 21:25:42 +000084def LITERAL : InstFlag<"printLiteral">;
85
86def WRITE : InstFlag <"printWrite", 1>;
87def OMOD : InstFlag <"printOMOD">;
88def REL : InstFlag <"printRel">;
89def CLAMP : InstFlag <"printClamp">;
90def NEG : InstFlag <"printNeg">;
91def ABS : InstFlag <"printAbs">;
92def UEM : InstFlag <"printUpdateExecMask">;
93def UP : InstFlag <"printUpdatePred">;
94
95// XXX: The r600g finalizer in Mesa expects last to be one in most cases.
96// Once we start using the packetizer in this backend we should have this
97// default to 0.
98def LAST : InstFlag<"printLast", 1>;
Vincent Lejeuned3293b42013-05-17 16:50:20 +000099def RSel : Operand<i32> {
100 let PrintMethod = "printRSel";
101}
102def CT: Operand<i32> {
103 let PrintMethod = "printCT";
104}
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000105
Tom Stellardc0b0c672013-02-06 17:32:29 +0000106def FRAMEri : Operand<iPTR> {
107 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
108}
109
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000110def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
111def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
112def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard9f7818d2013-01-23 02:09:06 +0000113def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
114def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardc0b0c672013-02-06 17:32:29 +0000115def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000116
117class R600ALU_Word0 {
118 field bits<32> Word0;
119
120 bits<11> src0;
121 bits<1> src0_neg;
122 bits<1> src0_rel;
123 bits<11> src1;
124 bits<1> src1_rel;
125 bits<1> src1_neg;
126 bits<3> index_mode = 0;
127 bits<2> pred_sel;
128 bits<1> last;
129
130 bits<9> src0_sel = src0{8-0};
131 bits<2> src0_chan = src0{10-9};
132 bits<9> src1_sel = src1{8-0};
133 bits<2> src1_chan = src1{10-9};
134
135 let Word0{8-0} = src0_sel;
136 let Word0{9} = src0_rel;
137 let Word0{11-10} = src0_chan;
138 let Word0{12} = src0_neg;
139 let Word0{21-13} = src1_sel;
140 let Word0{22} = src1_rel;
141 let Word0{24-23} = src1_chan;
142 let Word0{25} = src1_neg;
143 let Word0{28-26} = index_mode;
144 let Word0{30-29} = pred_sel;
145 let Word0{31} = last;
146}
147
148class R600ALU_Word1 {
149 field bits<32> Word1;
150
151 bits<11> dst;
Vincent Lejeunee332e352013-04-30 00:14:08 +0000152 bits<3> bank_swizzle;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000153 bits<1> dst_rel;
154 bits<1> clamp;
155
156 bits<7> dst_sel = dst{6-0};
157 bits<2> dst_chan = dst{10-9};
158
159 let Word1{20-18} = bank_swizzle;
160 let Word1{27-21} = dst_sel;
161 let Word1{28} = dst_rel;
162 let Word1{30-29} = dst_chan;
163 let Word1{31} = clamp;
164}
165
166class R600ALU_Word1_OP2 <bits<11> alu_inst> : R600ALU_Word1{
167
168 bits<1> src0_abs;
169 bits<1> src1_abs;
170 bits<1> update_exec_mask;
171 bits<1> update_pred;
172 bits<1> write;
173 bits<2> omod;
174
175 let Word1{0} = src0_abs;
176 let Word1{1} = src1_abs;
177 let Word1{2} = update_exec_mask;
178 let Word1{3} = update_pred;
179 let Word1{4} = write;
180 let Word1{6-5} = omod;
181 let Word1{17-7} = alu_inst;
182}
183
184class R600ALU_Word1_OP3 <bits<5> alu_inst> : R600ALU_Word1{
185
186 bits<11> src2;
187 bits<1> src2_rel;
188 bits<1> src2_neg;
189
190 bits<9> src2_sel = src2{8-0};
191 bits<2> src2_chan = src2{10-9};
192
193 let Word1{8-0} = src2_sel;
194 let Word1{9} = src2_rel;
195 let Word1{11-10} = src2_chan;
196 let Word1{12} = src2_neg;
197 let Word1{17-13} = alu_inst;
198}
199
Tom Stellard80537b92013-01-23 02:09:01 +0000200class VTX_WORD0 {
201 field bits<32> Word0;
202 bits<7> SRC_GPR;
203 bits<5> VC_INST;
204 bits<2> FETCH_TYPE;
205 bits<1> FETCH_WHOLE_QUAD;
206 bits<8> BUFFER_ID;
207 bits<1> SRC_REL;
208 bits<2> SRC_SEL_X;
209 bits<6> MEGA_FETCH_COUNT;
210
211 let Word0{4-0} = VC_INST;
212 let Word0{6-5} = FETCH_TYPE;
213 let Word0{7} = FETCH_WHOLE_QUAD;
214 let Word0{15-8} = BUFFER_ID;
215 let Word0{22-16} = SRC_GPR;
216 let Word0{23} = SRC_REL;
217 let Word0{25-24} = SRC_SEL_X;
218 let Word0{31-26} = MEGA_FETCH_COUNT;
219}
220
221class VTX_WORD1_GPR {
222 field bits<32> Word1;
223 bits<7> DST_GPR;
224 bits<1> DST_REL;
225 bits<3> DST_SEL_X;
226 bits<3> DST_SEL_Y;
227 bits<3> DST_SEL_Z;
228 bits<3> DST_SEL_W;
229 bits<1> USE_CONST_FIELDS;
230 bits<6> DATA_FORMAT;
231 bits<2> NUM_FORMAT_ALL;
232 bits<1> FORMAT_COMP_ALL;
233 bits<1> SRF_MODE_ALL;
234
235 let Word1{6-0} = DST_GPR;
236 let Word1{7} = DST_REL;
237 let Word1{8} = 0; // Reserved
238 let Word1{11-9} = DST_SEL_X;
239 let Word1{14-12} = DST_SEL_Y;
240 let Word1{17-15} = DST_SEL_Z;
241 let Word1{20-18} = DST_SEL_W;
242 let Word1{21} = USE_CONST_FIELDS;
243 let Word1{27-22} = DATA_FORMAT;
244 let Word1{29-28} = NUM_FORMAT_ALL;
245 let Word1{30} = FORMAT_COMP_ALL;
246 let Word1{31} = SRF_MODE_ALL;
247}
248
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000249class TEX_WORD0 {
250 field bits<32> Word0;
251
252 bits<5> TEX_INST;
253 bits<2> INST_MOD;
254 bits<1> FETCH_WHOLE_QUAD;
255 bits<8> RESOURCE_ID;
256 bits<7> SRC_GPR;
257 bits<1> SRC_REL;
258 bits<1> ALT_CONST;
259 bits<2> RESOURCE_INDEX_MODE;
260 bits<2> SAMPLER_INDEX_MODE;
261
262 let Word0{4-0} = TEX_INST;
263 let Word0{6-5} = INST_MOD;
264 let Word0{7} = FETCH_WHOLE_QUAD;
265 let Word0{15-8} = RESOURCE_ID;
266 let Word0{22-16} = SRC_GPR;
267 let Word0{23} = SRC_REL;
268 let Word0{24} = ALT_CONST;
269 let Word0{26-25} = RESOURCE_INDEX_MODE;
270 let Word0{28-27} = SAMPLER_INDEX_MODE;
271}
272
273class TEX_WORD1 {
274 field bits<32> Word1;
275
276 bits<7> DST_GPR;
277 bits<1> DST_REL;
278 bits<3> DST_SEL_X;
279 bits<3> DST_SEL_Y;
280 bits<3> DST_SEL_Z;
281 bits<3> DST_SEL_W;
282 bits<7> LOD_BIAS;
283 bits<1> COORD_TYPE_X;
284 bits<1> COORD_TYPE_Y;
285 bits<1> COORD_TYPE_Z;
286 bits<1> COORD_TYPE_W;
287
288 let Word1{6-0} = DST_GPR;
289 let Word1{7} = DST_REL;
290 let Word1{11-9} = DST_SEL_X;
291 let Word1{14-12} = DST_SEL_Y;
292 let Word1{17-15} = DST_SEL_Z;
293 let Word1{20-18} = DST_SEL_W;
294 let Word1{27-21} = LOD_BIAS;
295 let Word1{28} = COORD_TYPE_X;
296 let Word1{29} = COORD_TYPE_Y;
297 let Word1{30} = COORD_TYPE_Z;
298 let Word1{31} = COORD_TYPE_W;
299}
300
301class TEX_WORD2 {
302 field bits<32> Word2;
303
304 bits<5> OFFSET_X;
305 bits<5> OFFSET_Y;
306 bits<5> OFFSET_Z;
307 bits<5> SAMPLER_ID;
308 bits<3> SRC_SEL_X;
309 bits<3> SRC_SEL_Y;
310 bits<3> SRC_SEL_Z;
311 bits<3> SRC_SEL_W;
312
313 let Word2{4-0} = OFFSET_X;
314 let Word2{9-5} = OFFSET_Y;
315 let Word2{14-10} = OFFSET_Z;
316 let Word2{19-15} = SAMPLER_ID;
317 let Word2{22-20} = SRC_SEL_X;
318 let Word2{25-23} = SRC_SEL_Y;
319 let Word2{28-26} = SRC_SEL_Z;
320 let Word2{31-29} = SRC_SEL_W;
321}
322
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000323/*
324XXX: R600 subtarget uses a slightly different encoding than the other
325subtargets. We currently handle this in R600MCCodeEmitter, but we may
326want to use these instruction classes in the future.
327
328class R600ALU_Word1_OP2_r600 : R600ALU_Word1_OP2 {
329
330 bits<1> fog_merge;
331 bits<10> alu_inst;
332
333 let Inst{37} = fog_merge;
334 let Inst{39-38} = omod;
335 let Inst{49-40} = alu_inst;
336}
337
338class R600ALU_Word1_OP2_r700 : R600ALU_Word1_OP2 {
339
340 bits<11> alu_inst;
341
342 let Inst{38-37} = omod;
343 let Inst{49-39} = alu_inst;
344}
345*/
346
347def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
348 (ops PRED_SEL_OFF)>;
349
350
351let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
352
353// Class for instructions with only one source register.
354// If you add new ins to this instruction, make sure they are listed before
355// $literal, because the backend currently assumes that the last operand is
356// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
357// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
358// and R600InstrInfo::getOperandIdx().
359class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
360 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000361 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000362 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000363 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000364 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
365 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000366 !strconcat(" ", opName,
Vincent Lejeune9a9e9362013-05-17 16:49:49 +0000367 "$clamp $last $dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000368 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000369 "$pred_sel $bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000370 pattern,
371 itin>,
372 R600ALU_Word0,
373 R600ALU_Word1_OP2 <inst> {
374
375 let src1 = 0;
376 let src1_rel = 0;
377 let src1_neg = 0;
378 let src1_abs = 0;
379 let update_exec_mask = 0;
380 let update_pred = 0;
381 let HasNativeOperands = 1;
382 let Op1 = 1;
383 let DisableEncoding = "$literal";
384
385 let Inst{31-0} = Word0;
386 let Inst{63-32} = Word1;
387}
388
389class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
390 InstrItinClass itin = AnyALU> :
391 R600_1OP <inst, opName,
392 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
393>;
394
395// If you add our change the operands for R600_2OP instructions, you must
396// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
397// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
398class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
399 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000400 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000401 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
402 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000403 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
404 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000405 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
406 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000407 !strconcat(" ", opName,
Vincent Lejeune9a9e9362013-05-17 16:49:49 +0000408 "$clamp $last $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000409 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
410 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000411 "$pred_sel $bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000412 pattern,
413 itin>,
414 R600ALU_Word0,
415 R600ALU_Word1_OP2 <inst> {
416
417 let HasNativeOperands = 1;
418 let Op2 = 1;
419 let DisableEncoding = "$literal";
420
421 let Inst{31-0} = Word0;
422 let Inst{63-32} = Word1;
423}
424
425class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
426 InstrItinClass itim = AnyALU> :
427 R600_2OP <inst, opName,
428 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
429 R600_Reg32:$src1))]
430>;
431
432// If you add our change the operands for R600_3OP instructions, you must
433// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
434// R600InstrInfo::buildDefaultInstruction(), and
435// R600InstrInfo::getOperandIdx().
436class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
437 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000438 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000439 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000440 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
441 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
442 R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000443 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
444 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune9a9e9362013-05-17 16:49:49 +0000445 !strconcat(" ", opName, "$clamp $last $dst$dst_rel, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000446 "$src0_neg$src0$src0_rel, "
447 "$src1_neg$src1$src1_rel, "
448 "$src2_neg$src2$src2_rel, "
Vincent Lejeune92f24d42013-05-02 21:52:30 +0000449 "$pred_sel"
450 "$bank_swizzle"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000451 pattern,
452 itin>,
453 R600ALU_Word0,
454 R600ALU_Word1_OP3<inst>{
455
456 let HasNativeOperands = 1;
457 let DisableEncoding = "$literal";
458 let Op3 = 1;
459
460 let Inst{31-0} = Word0;
461 let Inst{63-32} = Word1;
462}
463
464class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
465 InstrItinClass itin = VecALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000466 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000467 ins,
468 asm,
469 pattern,
470 itin>;
471
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000472
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000473
474} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
475
476def TEX_SHADOW : PatLeaf<
477 (imm),
478 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer6158ad12013-02-12 12:11:23 +0000479 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000480 }]
481>;
482
Tom Stellard97ff6182013-01-21 15:40:48 +0000483def TEX_RECT : PatLeaf<
484 (imm),
485 [{uint32_t TType = (uint32_t)N->getZExtValue();
486 return TType == 5;
487 }]
488>;
489
Tom Stellard64dca862013-02-07 17:02:14 +0000490def TEX_ARRAY : PatLeaf<
491 (imm),
492 [{uint32_t TType = (uint32_t)N->getZExtValue();
493 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
494 }]
495>;
496
497def TEX_SHADOW_ARRAY : PatLeaf<
498 (imm),
499 [{uint32_t TType = (uint32_t)N->getZExtValue();
500 return TType == 11 || TType == 12 || TType == 17;
501 }]
502>;
503
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000504class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs,
505 dag ins, string asm, list<dag> pattern> :
506 InstR600ISA <outs, ins, asm, pattern> {
507 bits<7> RW_GPR;
508 bits<7> INDEX_GPR;
509
510 bits<2> RIM;
511 bits<2> TYPE;
512 bits<1> RW_REL;
513 bits<2> ELEM_SIZE;
514
515 bits<12> ARRAY_SIZE;
516 bits<4> COMP_MASK;
517 bits<4> BURST_COUNT;
518 bits<1> VPM;
519 bits<1> eop;
520 bits<1> MARK;
521 bits<1> BARRIER;
522
523 // CF_ALLOC_EXPORT_WORD0_RAT
524 let Inst{3-0} = rat_id;
525 let Inst{9-4} = rat_inst;
526 let Inst{10} = 0; // Reserved
527 let Inst{12-11} = RIM;
528 let Inst{14-13} = TYPE;
529 let Inst{21-15} = RW_GPR;
530 let Inst{22} = RW_REL;
531 let Inst{29-23} = INDEX_GPR;
532 let Inst{31-30} = ELEM_SIZE;
533
534 // CF_ALLOC_EXPORT_WORD1_BUF
535 let Inst{43-32} = ARRAY_SIZE;
536 let Inst{47-44} = COMP_MASK;
537 let Inst{51-48} = BURST_COUNT;
538 let Inst{52} = VPM;
539 let Inst{53} = eop;
540 let Inst{61-54} = cf_inst;
541 let Inst{62} = MARK;
542 let Inst{63} = BARRIER;
543}
544
545class LoadParamFrag <PatFrag load_type> : PatFrag <
546 (ops node:$ptr), (load_type node:$ptr),
547 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
548>;
549
550def load_param : LoadParamFrag<load>;
551def load_param_zexti8 : LoadParamFrag<zextloadi8>;
552def load_param_zexti16 : LoadParamFrag<zextloadi16>;
553
554def isR600 : Predicate<"Subtarget.device()"
555 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">;
556def isR700 : Predicate<"Subtarget.device()"
557 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&"
558 "Subtarget.device()->getDeviceFlag()"
559 ">= OCL_DEVICE_RV710">;
560def isEG : Predicate<
561 "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && "
562 "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && "
563 "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">;
564
565def isCayman : Predicate<"Subtarget.device()"
566 "->getDeviceFlag() == OCL_DEVICE_CAYMAN">;
567def isEGorCayman : Predicate<"Subtarget.device()"
568 "->getGeneration() == AMDGPUDeviceInfo::HD5XXX"
569 "|| Subtarget.device()->getGeneration() =="
570 "AMDGPUDeviceInfo::HD6XXX">;
571
572def isR600toCayman : Predicate<
573 "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">;
574
575//===----------------------------------------------------------------------===//
Tom Stellardc7e18882013-01-23 02:09:03 +0000576// R600 SDNodes
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000577//===----------------------------------------------------------------------===//
578
Tom Stellard29b15a32013-02-05 17:09:14 +0000579def INTERP_PAIR_XY : AMDGPUShaderInst <
580 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
581 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
582 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
583 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000584
Tom Stellard29b15a32013-02-05 17:09:14 +0000585def INTERP_PAIR_ZW : AMDGPUShaderInst <
586 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
587 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
588 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
589 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000590
Tom Stellardc7e18882013-01-23 02:09:03 +0000591def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +0000592 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune64ca84d2013-03-05 15:04:42 +0000593 [SDNPVariadic]
Tom Stellardc7e18882013-01-23 02:09:03 +0000594>;
595
Vincent Lejeune4ed99172013-05-17 16:50:32 +0000596def DOT4 : SDNode<"AMDGPUISD::DOT4",
597 SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
598 SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
599 SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
600 []
601>;
602
Vincent Lejeuned3293b42013-05-17 16:50:20 +0000603def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
604
605def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
606
607multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
608def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
609 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
610 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
611 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
612 (i32 imm:$DST_SEL_W),
613 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
614 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
615 (i32 imm:$COORD_TYPE_W)),
616 (inst R600_Reg128:$SRC_GPR,
617 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
618 imm:$offsetx, imm:$offsety, imm:$offsetz,
619 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
620 imm:$DST_SEL_W,
621 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
622 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
623 imm:$COORD_TYPE_W)>;
624}
625
Tom Stellardc7e18882013-01-23 02:09:03 +0000626//===----------------------------------------------------------------------===//
627// Interpolation Instructions
628//===----------------------------------------------------------------------===//
629
Tom Stellard29b15a32013-02-05 17:09:14 +0000630def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000631 (outs R600_Reg128:$dst),
Tom Stellard29b15a32013-02-05 17:09:14 +0000632 (ins i32imm:$src0),
633 "INTERP_LOAD $src0 : $dst",
634 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000635
636def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
637 let bank_swizzle = 5;
638}
639
640def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
641 let bank_swizzle = 5;
642}
643
644def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
645
646//===----------------------------------------------------------------------===//
647// Export Instructions
648//===----------------------------------------------------------------------===//
649
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000650def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000651
652def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
653 [SDNPHasChain, SDNPSideEffect]>;
654
655class ExportWord0 {
656 field bits<32> Word0;
657
658 bits<13> arraybase;
659 bits<2> type;
660 bits<7> gpr;
661 bits<2> elem_size;
662
663 let Word0{12-0} = arraybase;
664 let Word0{14-13} = type;
665 let Word0{21-15} = gpr;
666 let Word0{22} = 0; // RW_REL
667 let Word0{29-23} = 0; // INDEX_GPR
668 let Word0{31-30} = elem_size;
669}
670
671class ExportSwzWord1 {
672 field bits<32> Word1;
673
674 bits<3> sw_x;
675 bits<3> sw_y;
676 bits<3> sw_z;
677 bits<3> sw_w;
678 bits<1> eop;
679 bits<8> inst;
680
681 let Word1{2-0} = sw_x;
682 let Word1{5-3} = sw_y;
683 let Word1{8-6} = sw_z;
684 let Word1{11-9} = sw_w;
685}
686
687class ExportBufWord1 {
688 field bits<32> Word1;
689
690 bits<12> arraySize;
691 bits<4> compMask;
692 bits<1> eop;
693 bits<8> inst;
694
695 let Word1{11-0} = arraySize;
696 let Word1{15-12} = compMask;
697}
698
699multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
700 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
701 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000702 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000703 0, 61, 0, 7, 7, 7, cf_inst, 0)
704 >;
705
706 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
707 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000708 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000709 0, 61, 7, 0, 7, 7, cf_inst, 0)
710 >;
711
Tom Stellard44ddc362013-01-31 22:11:46 +0000712 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000713 (ExportInst
Tom Stellard44ddc362013-01-31 22:11:46 +0000714 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
715 >;
716
717 def : Pat<(int_R600_store_dummy 1),
718 (ExportInst
719 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000720 >;
721
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000722 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
723 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
724 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
725 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard254a83e2013-01-23 21:39:49 +0000726 >;
727
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000728}
729
730multiclass SteamOutputExportPattern<Instruction ExportInst,
731 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
732// Stream0
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000733 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
734 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
735 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000736 4095, imm:$mask, buf0inst, 0)>;
737// Stream1
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000738 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
739 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
740 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000741 4095, imm:$mask, buf1inst, 0)>;
742// Stream2
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000743 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
744 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
745 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000746 4095, imm:$mask, buf2inst, 0)>;
747// Stream3
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000748 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
749 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
750 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000751 4095, imm:$mask, buf3inst, 0)>;
752}
753
Vincent Lejeune26ebd7a2013-04-17 15:17:39 +0000754// Export Instructions should not be duplicated by TailDuplication pass
755// (which assumes that duplicable instruction are affected by exec mask)
756let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000757
758class ExportSwzInst : InstR600ISA<(
759 outs),
760 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
761 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
762 i32imm:$eop),
763 !strconcat("EXPORT", " $gpr"),
764 []>, ExportWord0, ExportSwzWord1 {
765 let elem_size = 3;
766 let Inst{31-0} = Word0;
767 let Inst{63-32} = Word1;
768}
769
Vincent Lejeunef846add2013-02-14 16:55:11 +0000770} // End usesCustomInserter = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000771
772class ExportBufInst : InstR600ISA<(
773 outs),
774 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
775 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
776 !strconcat("EXPORT", " $gpr"),
777 []>, ExportWord0, ExportBufWord1 {
778 let elem_size = 0;
779 let Inst{31-0} = Word0;
780 let Inst{63-32} = Word1;
781}
782
Vincent Lejeune8e591912013-04-01 21:47:42 +0000783//===----------------------------------------------------------------------===//
784// Control Flow Instructions
785//===----------------------------------------------------------------------===//
786
787class CF_ALU_WORD0 {
788 field bits<32> Word0;
789
790 bits<22> ADDR;
791 bits<4> KCACHE_BANK0;
792 bits<4> KCACHE_BANK1;
793 bits<2> KCACHE_MODE0;
794
795 let Word0{21-0} = ADDR;
796 let Word0{25-22} = KCACHE_BANK0;
797 let Word0{29-26} = KCACHE_BANK1;
798 let Word0{31-30} = KCACHE_MODE0;
799}
800
801class CF_ALU_WORD1 {
802 field bits<32> Word1;
803
804 bits<2> KCACHE_MODE1;
805 bits<8> KCACHE_ADDR0;
806 bits<8> KCACHE_ADDR1;
807 bits<7> COUNT;
808 bits<1> ALT_CONST;
809 bits<4> CF_INST;
810 bits<1> WHOLE_QUAD_MODE;
811 bits<1> BARRIER;
812
813 let Word1{1-0} = KCACHE_MODE1;
814 let Word1{9-2} = KCACHE_ADDR0;
815 let Word1{17-10} = KCACHE_ADDR1;
816 let Word1{24-18} = COUNT;
817 let Word1{25} = ALT_CONST;
818 let Word1{29-26} = CF_INST;
819 let Word1{30} = WHOLE_QUAD_MODE;
820 let Word1{31} = BARRIER;
821}
822
Vincent Lejeune9e180872013-05-02 21:52:40 +0000823def KCACHE : InstFlag<"printKCache">;
824
Vincent Lejeune8e591912013-04-01 21:47:42 +0000825class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeune9e180872013-05-02 21:52:40 +0000826(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
827KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
828i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
829i32imm:$COUNT),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000830!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeune9e180872013-05-02 21:52:40 +0000831"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000832[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
833 field bits<64> Inst;
834
835 let CF_INST = inst;
836 let ALT_CONST = 0;
837 let WHOLE_QUAD_MODE = 0;
838 let BARRIER = 1;
839
840 let Inst{31-0} = Word0;
841 let Inst{63-32} = Word1;
842}
843
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000844class CF_WORD0_R600 {
845 field bits<32> Word0;
846
847 bits<32> ADDR;
848
849 let Word0 = ADDR;
850}
851
852class CF_WORD1_R600 {
853 field bits<32> Word1;
854
855 bits<3> POP_COUNT;
856 bits<5> CF_CONST;
857 bits<2> COND;
858 bits<3> COUNT;
859 bits<6> CALL_COUNT;
860 bits<1> COUNT_3;
861 bits<1> END_OF_PROGRAM;
862 bits<1> VALID_PIXEL_MODE;
863 bits<7> CF_INST;
864 bits<1> WHOLE_QUAD_MODE;
865 bits<1> BARRIER;
866
867 let Word1{2-0} = POP_COUNT;
868 let Word1{7-3} = CF_CONST;
869 let Word1{9-8} = COND;
870 let Word1{12-10} = COUNT;
871 let Word1{18-13} = CALL_COUNT;
872 let Word1{19} = COUNT_3;
873 let Word1{21} = END_OF_PROGRAM;
874 let Word1{22} = VALID_PIXEL_MODE;
875 let Word1{29-23} = CF_INST;
876 let Word1{30} = WHOLE_QUAD_MODE;
877 let Word1{31} = BARRIER;
878}
879
880class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
881ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
882 field bits<64> Inst;
883
884 let CF_INST = inst;
885 let BARRIER = 1;
886 let CF_CONST = 0;
887 let VALID_PIXEL_MODE = 0;
888 let COND = 0;
889 let CALL_COUNT = 0;
890 let COUNT_3 = 0;
891 let END_OF_PROGRAM = 0;
892 let WHOLE_QUAD_MODE = 0;
893
894 let Inst{31-0} = Word0;
895 let Inst{63-32} = Word1;
896}
897
898class CF_WORD0_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000899 field bits<32> Word0;
900
901 bits<24> ADDR;
902 bits<3> JUMPTABLE_SEL;
903
904 let Word0{23-0} = ADDR;
905 let Word0{26-24} = JUMPTABLE_SEL;
906}
907
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000908class CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000909 field bits<32> Word1;
910
911 bits<3> POP_COUNT;
912 bits<5> CF_CONST;
913 bits<2> COND;
914 bits<6> COUNT;
915 bits<1> VALID_PIXEL_MODE;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000916 bits<1> END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000917 bits<8> CF_INST;
918 bits<1> BARRIER;
919
920 let Word1{2-0} = POP_COUNT;
921 let Word1{7-3} = CF_CONST;
922 let Word1{9-8} = COND;
923 let Word1{15-10} = COUNT;
924 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard015f5862013-04-29 22:23:54 +0000925 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000926 let Word1{29-22} = CF_INST;
927 let Word1{31} = BARRIER;
928}
929
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000930class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
931ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000932 field bits<64> Inst;
933
934 let CF_INST = inst;
935 let BARRIER = 1;
936 let JUMPTABLE_SEL = 0;
937 let CF_CONST = 0;
938 let VALID_PIXEL_MODE = 0;
939 let COND = 0;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000940 let END_OF_PROGRAM = 0;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000941
942 let Inst{31-0} = Word0;
943 let Inst{63-32} = Word1;
944}
945
Vincent Lejeune8e591912013-04-01 21:47:42 +0000946def CF_ALU : ALU_CLAUSE<8, "ALU">;
947def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
948
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000949def FETCH_CLAUSE : AMDGPUInst <(outs),
950(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
951 field bits<8> Inst;
952 bits<8> num;
953 let Inst = num;
954}
955
Vincent Lejeune2c836f82013-04-30 00:14:38 +0000956def ALU_CLAUSE : AMDGPUInst <(outs),
957(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
958 field bits<8> Inst;
959 bits<8> num;
960 let Inst = num;
961}
962
963def LITERALS : AMDGPUInst <(outs),
964(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
965 field bits<64> Inst;
966 bits<32> literal1;
967 bits<32> literal2;
968
969 let Inst{31-0} = literal1;
970 let Inst{63-32} = literal2;
971}
972
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000973def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
974 field bits<64> Inst;
975}
976
Vincent Lejeunea311c5262013-02-10 17:57:33 +0000977let Predicates = [isR600toCayman] in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000978
979//===----------------------------------------------------------------------===//
980// Common Instructions R600, R700, Evergreen, Cayman
981//===----------------------------------------------------------------------===//
982
983def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
984// Non-IEEE MUL: 0 * anything = 0
985def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
986def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
987def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
988def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
989
990// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
991// so some of the instruction names don't match the asm string.
992// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
993def SETE : R600_2OP <
994 0x08, "SETE",
Tom Stellard39988052013-05-02 15:30:12 +0000995 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000996>;
997
998def SGT : R600_2OP <
999 0x09, "SETGT",
Tom Stellard39988052013-05-02 15:30:12 +00001000 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001001>;
1002
1003def SGE : R600_2OP <
1004 0xA, "SETGE",
Tom Stellard39988052013-05-02 15:30:12 +00001005 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001006>;
1007
1008def SNE : R600_2OP <
1009 0xB, "SETNE",
Tom Stellard39988052013-05-02 15:30:12 +00001010 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001011>;
1012
Tom Stellard1234c9b2013-02-07 14:02:35 +00001013def SETE_DX10 : R600_2OP <
1014 0xC, "SETE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001015 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001016>;
1017
1018def SETGT_DX10 : R600_2OP <
1019 0xD, "SETGT_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001020 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001021>;
1022
1023def SETGE_DX10 : R600_2OP <
1024 0xE, "SETGE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001025 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001026>;
1027
1028def SETNE_DX10 : R600_2OP <
1029 0xF, "SETNE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001030 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001031>;
1032
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001033def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1034def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1035def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1036def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1037def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1038
1039def MOV : R600_1OP <0x19, "MOV", []>;
1040
1041let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1042
1043class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1044 (outs R600_Reg32:$dst),
1045 (ins immType:$imm),
1046 "",
1047 []
1048>;
1049
1050} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1051
1052def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1053def : Pat <
1054 (imm:$val),
1055 (MOV_IMM_I32 imm:$val)
1056>;
1057
1058def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1059def : Pat <
1060 (fpimm:$val),
1061 (MOV_IMM_F32 fpimm:$val)
1062>;
1063
1064def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1065def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1066def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1067def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1068
1069let hasSideEffects = 1 in {
1070
1071def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1072
1073} // end hasSideEffects
1074
1075def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1076def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1077def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1078def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1079def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1080def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1081def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1082def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellardeef0d5a2012-12-21 20:12:01 +00001083def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001084def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1085
1086def SETE_INT : R600_2OP <
1087 0x3A, "SETE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001088 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001089>;
1090
1091def SETGT_INT : R600_2OP <
Tom Stellardb4409612013-02-07 14:02:27 +00001092 0x3B, "SETGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001093 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001094>;
1095
1096def SETGE_INT : R600_2OP <
1097 0x3C, "SETGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001098 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001099>;
1100
1101def SETNE_INT : R600_2OP <
1102 0x3D, "SETNE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001103 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001104>;
1105
1106def SETGT_UINT : R600_2OP <
1107 0x3E, "SETGT_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001108 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001109>;
1110
1111def SETGE_UINT : R600_2OP <
1112 0x3F, "SETGE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001113 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001114>;
1115
1116def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1117def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1118def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1119def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1120
1121def CNDE_INT : R600_3OP <
1122 0x1C, "CNDE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001123 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001124>;
1125
1126def CNDGE_INT : R600_3OP <
1127 0x1E, "CNDGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001128 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001129>;
1130
1131def CNDGT_INT : R600_3OP <
1132 0x1D, "CNDGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001133 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001134>;
1135
1136//===----------------------------------------------------------------------===//
1137// Texture instructions
1138//===----------------------------------------------------------------------===//
1139
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001140let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1141
1142class R600_TEX <bits<11> inst, string opName> :
1143 InstR600 <(outs R600_Reg128:$DST_GPR),
1144 (ins R600_Reg128:$SRC_GPR,
1145 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
1146 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
1147 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
1148 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1149 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
1150 CT:$COORD_TYPE_W),
1151 !strconcat(opName,
1152 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
1153 "$SRC_GPR.$srcx$srcy$srcz$srcw "
1154 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
1155 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
1156 [],
1157 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
1158 let Inst{31-0} = Word0;
1159 let Inst{63-32} = Word1;
1160
1161 let TEX_INST = inst{4-0};
1162 let SRC_REL = 0;
1163 let DST_REL = 0;
1164 let LOD_BIAS = 0;
1165
1166 let INST_MOD = 0;
1167 let FETCH_WHOLE_QUAD = 0;
1168 let ALT_CONST = 0;
1169 let SAMPLER_INDEX_MODE = 0;
1170 let RESOURCE_INDEX_MODE = 0;
1171
1172 let TEXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001173}
1174
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001175} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001176
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001177
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001178
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001179def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
1180def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
1181def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
1182def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
1183def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
1184def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
1185def TEX_LD : R600_TEX <0x03, "TEX_LD">;
1186def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
1187def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
1188def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
1189def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
1190def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
1191def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
1192def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001193
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001194defm : TexPattern<0, TEX_SAMPLE>;
1195defm : TexPattern<1, TEX_SAMPLE_C>;
1196defm : TexPattern<2, TEX_SAMPLE_L>;
1197defm : TexPattern<3, TEX_SAMPLE_C_L>;
1198defm : TexPattern<4, TEX_SAMPLE_LB>;
1199defm : TexPattern<5, TEX_SAMPLE_C_LB>;
1200defm : TexPattern<6, TEX_LD, v4i32>;
1201defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
1202defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
1203defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001204
1205//===----------------------------------------------------------------------===//
1206// Helper classes for common instructions
1207//===----------------------------------------------------------------------===//
1208
1209class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1210 inst, "MUL_LIT",
1211 []
1212>;
1213
1214class MULADD_Common <bits<5> inst> : R600_3OP <
1215 inst, "MULADD",
Vincent Lejeunee3111962013-02-18 14:11:28 +00001216 []
1217>;
1218
1219class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1220 inst, "MULADD_IEEE",
Tom Stellard39988052013-05-02 15:30:12 +00001221 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001222>;
1223
1224class CNDE_Common <bits<5> inst> : R600_3OP <
1225 inst, "CNDE",
Tom Stellard39988052013-05-02 15:30:12 +00001226 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001227>;
1228
1229class CNDGT_Common <bits<5> inst> : R600_3OP <
1230 inst, "CNDGT",
Tom Stellard39988052013-05-02 15:30:12 +00001231 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001232>;
1233
1234class CNDGE_Common <bits<5> inst> : R600_3OP <
1235 inst, "CNDGE",
Tom Stellard39988052013-05-02 15:30:12 +00001236 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001237>;
1238
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001239
Vincent Lejeune4ed99172013-05-17 16:50:32 +00001240let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
1241class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
1242// Slot X
1243 UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
1244 OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
1245 R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
1246 R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
1247 R600_Pred:$pred_sel_X,
1248// Slot Y
1249 UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
1250 OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
1251 R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
1252 R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
1253 R600_Pred:$pred_sel_Y,
1254// Slot Z
1255 UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
1256 OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
1257 R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
1258 R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
1259 R600_Pred:$pred_sel_Z,
1260// Slot W
1261 UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
1262 OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
1263 R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
1264 R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
1265 R600_Pred:$pred_sel_W,
1266 LITERAL:$literal0, LITERAL:$literal1),
1267 "",
1268 pattern,
1269 AnyALU> {}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001270}
1271
Vincent Lejeune4ed99172013-05-17 16:50:32 +00001272def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
1273 R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
1274 R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
1275 R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
1276 R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
1277
1278
1279class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
1280
1281
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001282let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1283multiclass CUBE_Common <bits<11> inst> {
1284
1285 def _pseudo : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001286 (outs R600_Reg128:$dst),
1287 (ins R600_Reg128:$src),
1288 "CUBE $dst $src",
Tom Stellard39988052013-05-02 15:30:12 +00001289 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001290 VecALU
1291 > {
1292 let isPseudo = 1;
1293 }
1294
1295 def _real : R600_2OP <inst, "CUBE", []>;
1296}
1297} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1298
1299class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1300 inst, "EXP_IEEE", fexp2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001301> {
1302 let TransOnly = 1;
1303 let Itinerary = TransALU;
1304}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001305
1306class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1307 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001308> {
1309 let TransOnly = 1;
1310 let Itinerary = TransALU;
1311}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001312
1313class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1314 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001315> {
1316 let TransOnly = 1;
1317 let Itinerary = TransALU;
1318}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001319
1320class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1321 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001322> {
1323 let TransOnly = 1;
1324 let Itinerary = TransALU;
1325}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001326
1327class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1328 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001329> {
1330 let TransOnly = 1;
1331 let Itinerary = TransALU;
1332}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001333
1334class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1335 inst, "LOG_CLAMPED", []
1336>;
1337
1338class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1339 inst, "LOG_IEEE", flog2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001340> {
1341 let TransOnly = 1;
1342 let Itinerary = TransALU;
1343}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001344
1345class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1346class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1347class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1348class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1349 inst, "MULHI_INT", mulhs
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001350> {
1351 let TransOnly = 1;
1352 let Itinerary = TransALU;
1353}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001354class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1355 inst, "MULHI", mulhu
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001356> {
1357 let TransOnly = 1;
1358 let Itinerary = TransALU;
1359}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001360class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1361 inst, "MULLO_INT", mul
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001362> {
1363 let TransOnly = 1;
1364 let Itinerary = TransALU;
1365}
1366class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1367 let TransOnly = 1;
1368 let Itinerary = TransALU;
1369}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001370
1371class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1372 inst, "RECIP_CLAMPED", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001373> {
1374 let TransOnly = 1;
1375 let Itinerary = TransALU;
1376}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001377
1378class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard39988052013-05-02 15:30:12 +00001379 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001380> {
1381 let TransOnly = 1;
1382 let Itinerary = TransALU;
1383}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001384
1385class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1386 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001387> {
1388 let TransOnly = 1;
1389 let Itinerary = TransALU;
1390}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001391
1392class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1393 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001394> {
1395 let TransOnly = 1;
1396 let Itinerary = TransALU;
1397}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001398
1399class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1400 inst, "RECIPSQRT_IEEE", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001401> {
1402 let TransOnly = 1;
1403 let Itinerary = TransALU;
1404}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001405
1406class SIN_Common <bits<11> inst> : R600_1OP <
1407 inst, "SIN", []>{
1408 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001409 let TransOnly = 1;
1410 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001411}
1412
1413class COS_Common <bits<11> inst> : R600_1OP <
1414 inst, "COS", []> {
1415 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001416 let TransOnly = 1;
1417 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001418}
1419
1420//===----------------------------------------------------------------------===//
1421// Helper patterns for complex intrinsics
1422//===----------------------------------------------------------------------===//
1423
1424multiclass DIV_Common <InstR600 recip_ieee> {
1425def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001426 (int_AMDGPU_div f32:$src0, f32:$src1),
1427 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001428>;
1429
1430def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001431 (fdiv f32:$src0, f32:$src1),
1432 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001433>;
1434}
1435
Tom Stellard39988052013-05-02 15:30:12 +00001436class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1437 : Pat <
1438 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1439 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001440>;
1441
1442//===----------------------------------------------------------------------===//
1443// R600 / R700 Instructions
1444//===----------------------------------------------------------------------===//
1445
1446let Predicates = [isR600] in {
1447
1448 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1449 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001450 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001451 def CNDE_r600 : CNDE_Common<0x18>;
1452 def CNDGT_r600 : CNDGT_Common<0x19>;
1453 def CNDGE_r600 : CNDGE_Common<0x1A>;
Vincent Lejeune4ed99172013-05-17 16:50:32 +00001454 def DOT4_r600 : DOT4_Common<0x50>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001455 defm CUBE_r600 : CUBE_Common<0x52>;
1456 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1457 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1458 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1459 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1460 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1461 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1462 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1463 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1464 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1465 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1466 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1467 def SIN_r600 : SIN_Common<0x6E>;
1468 def COS_r600 : COS_Common<0x6F>;
1469 def ASHR_r600 : ASHR_Common<0x70>;
1470 def LSHR_r600 : LSHR_Common<0x71>;
1471 def LSHL_r600 : LSHL_Common<0x72>;
1472 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1473 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1474 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1475 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1476 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1477
1478 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard39988052013-05-02 15:30:12 +00001479 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001480 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1481
Tom Stellard39988052013-05-02 15:30:12 +00001482 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001483
1484 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001485 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001486 let Word1{21} = eop;
1487 let Word1{22} = 1; // VALID_PIXEL_MODE
1488 let Word1{30-23} = inst;
1489 let Word1{31} = 1; // BARRIER
1490 }
1491 defm : ExportPattern<R600_ExportSwz, 39>;
1492
1493 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001494 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001495 let Word1{21} = eop;
1496 let Word1{22} = 1; // VALID_PIXEL_MODE
1497 let Word1{30-23} = inst;
1498 let Word1{31} = 1; // BARRIER
1499 }
1500 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001501
1502 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1503 "TEX $COUNT @$ADDR"> {
1504 let POP_COUNT = 0;
1505 }
1506 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1507 "VTX $COUNT @$ADDR"> {
1508 let POP_COUNT = 0;
1509 }
1510 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1511 "LOOP_START_DX10 @$ADDR"> {
1512 let POP_COUNT = 0;
1513 let COUNT = 0;
1514 }
1515 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1516 let POP_COUNT = 0;
1517 let COUNT = 0;
1518 }
1519 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1520 "LOOP_BREAK @$ADDR"> {
1521 let POP_COUNT = 0;
1522 let COUNT = 0;
1523 }
1524 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1525 "CONTINUE @$ADDR"> {
1526 let POP_COUNT = 0;
1527 let COUNT = 0;
1528 }
1529 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1530 "JUMP @$ADDR POP:$POP_COUNT"> {
1531 let COUNT = 0;
1532 }
1533 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1534 "ELSE @$ADDR POP:$POP_COUNT"> {
1535 let COUNT = 0;
1536 }
1537 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1538 let ADDR = 0;
1539 let COUNT = 0;
1540 let POP_COUNT = 0;
1541 }
1542 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1543 "POP @$ADDR POP:$POP_COUNT"> {
1544 let COUNT = 0;
1545 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001546 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1547 let COUNT = 0;
1548 let POP_COUNT = 0;
1549 let ADDR = 0;
1550 let END_OF_PROGRAM = 1;
1551 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001552
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001553}
1554
1555// Helper pattern for normalizing inputs to triginomic instructions for R700+
1556// cards.
1557class COS_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001558 (fcos f32:$src),
1559 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001560>;
1561
1562class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001563 (fsin f32:$src),
1564 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001565>;
1566
1567//===----------------------------------------------------------------------===//
1568// R700 Only instructions
1569//===----------------------------------------------------------------------===//
1570
1571let Predicates = [isR700] in {
1572 def SIN_r700 : SIN_Common<0x6E>;
1573 def COS_r700 : COS_Common<0x6F>;
1574
1575 // R700 normalizes inputs to SIN/COS the same as EG
1576 def : SIN_PAT <SIN_r700>;
1577 def : COS_PAT <COS_r700>;
1578}
1579
1580//===----------------------------------------------------------------------===//
1581// Evergreen Only instructions
1582//===----------------------------------------------------------------------===//
1583
1584let Predicates = [isEG] in {
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001585
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001586def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1587defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1588
1589def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1590def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1591def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1592def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1593def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1594def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1595def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1596def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1597def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1598def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1599def SIN_eg : SIN_Common<0x8D>;
1600def COS_eg : COS_Common<0x8E>;
1601
Tom Stellard39988052013-05-02 15:30:12 +00001602def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001603def : SIN_PAT <SIN_eg>;
1604def : COS_PAT <COS_eg>;
Tom Stellard39988052013-05-02 15:30:12 +00001605def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001606} // End Predicates = [isEG]
1607
1608//===----------------------------------------------------------------------===//
1609// Evergreen / Cayman Instructions
1610//===----------------------------------------------------------------------===//
1611
1612let Predicates = [isEGorCayman] in {
1613
1614 // BFE_UINT - bit_extract, an optimization for mask and shift
1615 // Src0 = Input
1616 // Src1 = Offset
1617 // Src2 = Width
1618 //
1619 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1620 //
1621 // Example Usage:
1622 // (Offset, Width)
1623 //
1624 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1625 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1626 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1627 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1628 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001629 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1630 i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001631 VecALU
1632 >;
Tom Stellard58e87a62013-05-10 02:09:45 +00001633 def : BFEPattern <BFE_UINT_eg>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001634
Tom Stellard8b1c60c2013-05-03 17:21:24 +00001635 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard48b809e2013-04-19 02:11:06 +00001636 defm : BFIPatterns <BFI_INT_eg>;
1637
Tom Stellardba534c22013-05-20 15:02:19 +00001638 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
1639 def : ROTRPattern <BIT_ALIGN_INT_eg>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001640
1641 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001642 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001643 def ASHR_eg : ASHR_Common<0x15>;
1644 def LSHR_eg : LSHR_Common<0x16>;
1645 def LSHL_eg : LSHL_Common<0x17>;
1646 def CNDE_eg : CNDE_Common<0x19>;
1647 def CNDGT_eg : CNDGT_Common<0x1A>;
1648 def CNDGE_eg : CNDGE_Common<0x1B>;
1649 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1650 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
Vincent Lejeune4ed99172013-05-17 16:50:32 +00001651 def DOT4_eg : DOT4_Common<0xBE>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001652 defm CUBE_eg : CUBE_Common<0xC0>;
1653
Tom Stellardc0b0c672013-02-06 17:32:29 +00001654let hasSideEffects = 1 in {
1655 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1656}
1657
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001658 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1659
1660 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1661 let Pattern = [];
1662 }
1663
1664 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1665
1666 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1667 let Pattern = [];
1668 }
1669
1670 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1671
1672 // TRUNC is used for the FLT_TO_INT instructions to work around a
1673 // perceived problem where the rounding modes are applied differently
1674 // depending on the instruction and the slot they are in.
1675 // See:
1676 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1677 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1678 //
1679 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1680 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1681 // We should look into handling these cases separately.
Tom Stellard39988052013-05-02 15:30:12 +00001682 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001683
Tom Stellard39988052013-05-02 15:30:12 +00001684 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001685
Tom Stellard83f0a5a2013-05-03 17:21:20 +00001686 // SHA-256 Patterns
1687 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1688
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001689 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001690 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001691 let Word1{20} = 1; // VALID_PIXEL_MODE
1692 let Word1{21} = eop;
1693 let Word1{29-22} = inst;
1694 let Word1{30} = 0; // MARK
1695 let Word1{31} = 1; // BARRIER
1696 }
1697 defm : ExportPattern<EG_ExportSwz, 83>;
1698
1699 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001700 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001701 let Word1{20} = 1; // VALID_PIXEL_MODE
1702 let Word1{21} = eop;
1703 let Word1{29-22} = inst;
1704 let Word1{30} = 0; // MARK
1705 let Word1{31} = 1; // BARRIER
1706 }
1707 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1708
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001709 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1710 "TEX $COUNT @$ADDR"> {
1711 let POP_COUNT = 0;
1712 }
1713 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1714 "VTX $COUNT @$ADDR"> {
1715 let POP_COUNT = 0;
1716 }
1717 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1718 "LOOP_START_DX10 @$ADDR"> {
1719 let POP_COUNT = 0;
1720 let COUNT = 0;
1721 }
1722 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1723 let POP_COUNT = 0;
1724 let COUNT = 0;
1725 }
1726 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1727 "LOOP_BREAK @$ADDR"> {
1728 let POP_COUNT = 0;
1729 let COUNT = 0;
1730 }
1731 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1732 "CONTINUE @$ADDR"> {
1733 let POP_COUNT = 0;
1734 let COUNT = 0;
1735 }
1736 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1737 "JUMP @$ADDR POP:$POP_COUNT"> {
1738 let COUNT = 0;
1739 }
1740 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1741 "ELSE @$ADDR POP:$POP_COUNT"> {
1742 let COUNT = 0;
1743 }
1744 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1745 let ADDR = 0;
1746 let COUNT = 0;
1747 let POP_COUNT = 0;
1748 }
1749 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1750 "POP @$ADDR POP:$POP_COUNT"> {
1751 let COUNT = 0;
1752 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001753 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1754 let COUNT = 0;
1755 let POP_COUNT = 0;
1756 let ADDR = 0;
1757 let END_OF_PROGRAM = 1;
1758 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001759
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001760//===----------------------------------------------------------------------===//
1761// Memory read/write instructions
1762//===----------------------------------------------------------------------===//
1763let usesCustomInserter = 1 in {
1764
1765class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1766 list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001767 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, name, pattern> {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001768 let RIM = 0;
1769 // XXX: Have a separate instruction for non-indexed writes.
1770 let TYPE = 1;
1771 let RW_REL = 0;
1772 let ELEM_SIZE = 0;
1773
1774 let ARRAY_SIZE = 0;
1775 let COMP_MASK = comp_mask;
1776 let BURST_COUNT = 0;
1777 let VPM = 0;
1778 let MARK = 0;
1779 let BARRIER = 1;
1780}
1781
1782} // End usesCustomInserter = 1
1783
1784// 32-bit store
1785def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1786 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001787 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001788 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001789>;
1790
1791//128-bit store
1792def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1793 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001794 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001795 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001796>;
1797
1798class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001799 : InstR600ISA <outs, (ins MEMxi:$ptr), name, pattern>,
Tom Stellard80537b92013-01-23 02:09:01 +00001800 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001801
1802 // Static fields
Tom Stellard80537b92013-01-23 02:09:01 +00001803 let VC_INST = 0;
1804 let FETCH_TYPE = 2;
1805 let FETCH_WHOLE_QUAD = 0;
1806 let BUFFER_ID = buffer_id;
1807 let SRC_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001808 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1809 // to store vertex addresses in any channel, not just X.
Tom Stellard80537b92013-01-23 02:09:01 +00001810 let SRC_SEL_X = 0;
1811 let DST_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001812 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1813 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1814 // however, based on my testing if USE_CONST_FIELDS is set, then all
1815 // these fields need to be set to 0.
Tom Stellard80537b92013-01-23 02:09:01 +00001816 let USE_CONST_FIELDS = 0;
1817 let NUM_FORMAT_ALL = 1;
1818 let FORMAT_COMP_ALL = 0;
1819 let SRF_MODE_ALL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001820
Tom Stellard80537b92013-01-23 02:09:01 +00001821 let Inst{31-0} = Word0;
1822 let Inst{63-32} = Word1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001823 // LLVM can only encode 64-bit instructions, so these fields are manually
1824 // encoded in R600CodeEmitter
1825 //
1826 // bits<16> OFFSET;
1827 // bits<2> ENDIAN_SWAP = 0;
1828 // bits<1> CONST_BUF_NO_STRIDE = 0;
1829 // bits<1> MEGA_FETCH = 0;
1830 // bits<1> ALT_CONST = 0;
1831 // bits<2> BUFFER_INDEX_MODE = 0;
1832
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001833
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001834
1835 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1836 // is done in R600CodeEmitter
1837 //
1838 // Inst{79-64} = OFFSET;
1839 // Inst{81-80} = ENDIAN_SWAP;
1840 // Inst{82} = CONST_BUF_NO_STRIDE;
1841 // Inst{83} = MEGA_FETCH;
1842 // Inst{84} = ALT_CONST;
1843 // Inst{86-85} = BUFFER_INDEX_MODE;
1844 // Inst{95-86} = 0; Reserved
1845
1846 // VTX_WORD3 (Padding)
1847 //
1848 // Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00001849
1850 let VTXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001851}
1852
1853class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001854 : VTX_READ_eg <"VTX_READ_8 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001855 pattern> {
1856
1857 let MEGA_FETCH_COUNT = 1;
1858 let DST_SEL_X = 0;
1859 let DST_SEL_Y = 7; // Masked
1860 let DST_SEL_Z = 7; // Masked
1861 let DST_SEL_W = 7; // Masked
1862 let DATA_FORMAT = 1; // FMT_8
1863}
1864
1865class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001866 : VTX_READ_eg <"VTX_READ_16 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001867 pattern> {
1868 let MEGA_FETCH_COUNT = 2;
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 = 5; // FMT_16
1874
1875}
1876
1877class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001878 : VTX_READ_eg <"VTX_READ_32 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001879 pattern> {
1880
1881 let MEGA_FETCH_COUNT = 4;
1882 let DST_SEL_X = 0;
1883 let DST_SEL_Y = 7; // Masked
1884 let DST_SEL_Z = 7; // Masked
1885 let DST_SEL_W = 7; // Masked
1886 let DATA_FORMAT = 0xD; // COLOR_32
1887
1888 // This is not really necessary, but there were some GPU hangs that appeared
1889 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001890 // to the $ptr registers of the VTX_READ.
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001891 // e.g.
1892 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1893 // %T2_X<def> = MOV %ZERO
1894 //Adding this constraint prevents this from happening.
1895 let Constraints = "$ptr.ptr = $dst";
1896}
1897
1898class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001899 : VTX_READ_eg <"VTX_READ_128 $dst.XYZW, $ptr", buffer_id, (outs R600_Reg128:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001900 pattern> {
1901
1902 let MEGA_FETCH_COUNT = 16;
1903 let DST_SEL_X = 0;
1904 let DST_SEL_Y = 1;
1905 let DST_SEL_Z = 2;
1906 let DST_SEL_W = 3;
1907 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1908
1909 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1910 // that holds its buffer address to avoid potential hangs. We can't use
1911 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1912 // registers are different sizes.
1913}
1914
1915//===----------------------------------------------------------------------===//
1916// VTX Read from parameter memory space
1917//===----------------------------------------------------------------------===//
1918
1919def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001920 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001921>;
1922
1923def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001924 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001925>;
1926
1927def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001928 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001929>;
1930
Tom Stellard76308d82013-02-13 22:05:20 +00001931def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001932 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard76308d82013-02-13 22:05:20 +00001933>;
1934
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001935//===----------------------------------------------------------------------===//
1936// VTX Read from global memory space
1937//===----------------------------------------------------------------------===//
1938
1939// 8-bit reads
1940def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001941 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001942>;
1943
1944// 32-bit reads
1945def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001946 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001947>;
1948
1949// 128-bit reads
1950def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001951 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001952>;
1953
1954//===----------------------------------------------------------------------===//
1955// Constant Loads
1956// XXX: We are currently storing all constants in the global address space.
1957//===----------------------------------------------------------------------===//
1958
1959def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001960 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001961>;
1962
1963}
1964
Tom Stellardc0b0c672013-02-06 17:32:29 +00001965//===----------------------------------------------------------------------===//
1966// Regist loads and stores - for indirect addressing
1967//===----------------------------------------------------------------------===//
1968
1969defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1970
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001971let Predicates = [isCayman] in {
1972
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001973let isVector = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001974
1975def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1976
1977def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1978def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1979def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1980def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1981def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1982def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzerc446baa2013-03-22 14:09:10 +00001983def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001984def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1985def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1986def SIN_cm : SIN_Common<0x8D>;
1987def COS_cm : COS_Common<0x8E>;
1988} // End isVector = 1
1989
Tom Stellard39988052013-05-02 15:30:12 +00001990def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001991def : SIN_PAT <SIN_cm>;
1992def : COS_PAT <COS_cm>;
1993
1994defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1995
1996// RECIP_UINT emulation for Cayman
Michel Danzerb187f8c2013-04-10 17:17:56 +00001997// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001998def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00001999 (AMDGPUurecip i32:$src0),
2000 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzerb187f8c2013-04-10 17:17:56 +00002001 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002002>;
2003
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00002004 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
2005 let ADDR = 0;
2006 let POP_COUNT = 0;
2007 let COUNT = 0;
2008 }
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002009
Tom Stellard39988052013-05-02 15:30:12 +00002010def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002011
2012} // End isCayman
2013
2014//===----------------------------------------------------------------------===//
2015// Branch Instructions
2016//===----------------------------------------------------------------------===//
2017
2018
2019def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2020 "IF_PREDICATE_SET $src", []>;
2021
2022def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2023 "PREDICATED_BREAK $src", []>;
2024
2025//===----------------------------------------------------------------------===//
2026// Pseudo instructions
2027//===----------------------------------------------------------------------===//
2028
2029let isPseudo = 1 in {
2030
2031def PRED_X : InstR600 <
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002032 (outs R600_Predicate_Bit:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002033 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2034 "", [], NullALU> {
2035 let FlagOperandIdx = 3;
2036}
2037
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002038let isTerminator = 1, isBranch = 1 in {
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002039def JUMP_COND : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002040 (outs),
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002041 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002042 "JUMP $target ($p)",
2043 [], AnyALU
2044 >;
2045
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002046def JUMP : InstR600 <
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002047 (outs),
2048 (ins brtarget:$target),
2049 "JUMP $target",
2050 [], AnyALU
2051 >
2052{
2053 let isPredicable = 1;
2054 let isBarrier = 1;
2055}
2056
2057} // End isTerminator = 1, isBranch = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002058
2059let usesCustomInserter = 1 in {
2060
2061let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2062
2063def MASK_WRITE : AMDGPUShaderInst <
2064 (outs),
2065 (ins R600_Reg32:$src),
2066 "MASK_WRITE $src",
2067 []
2068>;
2069
2070} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2071
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002072
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002073def TXD: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002074 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002075 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2076 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002077 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002078 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2079 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2080 NullALU > {
Vincent Lejeune631591e2013-04-30 00:13:39 +00002081 let TEXInst = 1;
2082}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002083
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002084def TXD_SHADOW: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002085 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002086 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2087 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002088 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002089 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2090 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2091 NullALU
Vincent Lejeune631591e2013-04-30 00:13:39 +00002092> {
2093 let TEXInst = 1;
2094}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002095} // End isPseudo = 1
2096} // End usesCustomInserter = 1
2097
2098def CLAMP_R600 : CLAMP <R600_Reg32>;
2099def FABS_R600 : FABS<R600_Reg32>;
2100def FNEG_R600 : FNEG<R600_Reg32>;
2101
2102//===---------------------------------------------------------------------===//
2103// Return instruction
2104//===---------------------------------------------------------------------===//
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002105let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesena499d2b2013-02-05 17:53:52 +00002106 usesCustomInserter = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002107 def RETURN : ILFormat<(outs), (ins variable_ops),
2108 "RETURN", [(IL_retflag)]>;
2109}
2110
Tom Stellard9f7818d2013-01-23 02:09:06 +00002111
2112//===----------------------------------------------------------------------===//
2113// Constant Buffer Addressing Support
2114//===----------------------------------------------------------------------===//
2115
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002116let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard9f7818d2013-01-23 02:09:06 +00002117def CONST_COPY : Instruction {
2118 let OutOperandList = (outs R600_Reg32:$dst);
2119 let InOperandList = (ins i32imm:$src);
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002120 let Pattern =
2121 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard9f7818d2013-01-23 02:09:06 +00002122 let AsmString = "CONST_COPY";
2123 let neverHasSideEffects = 1;
2124 let isAsCheapAsAMove = 1;
2125 let Itinerary = NullALU;
2126}
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002127} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard9f7818d2013-01-23 02:09:06 +00002128
2129def TEX_VTX_CONSTBUF :
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +00002130 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002131 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard9f7818d2013-01-23 02:09:06 +00002132 VTX_WORD1_GPR, VTX_WORD0 {
2133
2134 let VC_INST = 0;
2135 let FETCH_TYPE = 2;
2136 let FETCH_WHOLE_QUAD = 0;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002137 let SRC_REL = 0;
2138 let SRC_SEL_X = 0;
2139 let DST_REL = 0;
2140 let USE_CONST_FIELDS = 0;
2141 let NUM_FORMAT_ALL = 2;
2142 let FORMAT_COMP_ALL = 1;
2143 let SRF_MODE_ALL = 1;
2144 let MEGA_FETCH_COUNT = 16;
2145 let DST_SEL_X = 0;
2146 let DST_SEL_Y = 1;
2147 let DST_SEL_Z = 2;
2148 let DST_SEL_W = 3;
2149 let DATA_FORMAT = 35;
2150
2151 let Inst{31-0} = Word0;
2152 let Inst{63-32} = Word1;
2153
2154// LLVM can only encode 64-bit instructions, so these fields are manually
2155// encoded in R600CodeEmitter
2156//
2157// bits<16> OFFSET;
2158// bits<2> ENDIAN_SWAP = 0;
2159// bits<1> CONST_BUF_NO_STRIDE = 0;
2160// bits<1> MEGA_FETCH = 0;
2161// bits<1> ALT_CONST = 0;
2162// bits<2> BUFFER_INDEX_MODE = 0;
2163
2164
2165
2166// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2167// is done in R600CodeEmitter
2168//
2169// Inst{79-64} = OFFSET;
2170// Inst{81-80} = ENDIAN_SWAP;
2171// Inst{82} = CONST_BUF_NO_STRIDE;
2172// Inst{83} = MEGA_FETCH;
2173// Inst{84} = ALT_CONST;
2174// Inst{86-85} = BUFFER_INDEX_MODE;
2175// Inst{95-86} = 0; Reserved
2176
2177// VTX_WORD3 (Padding)
2178//
2179// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002180 let VTXInst = 1;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002181}
2182
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002183def TEX_VTX_TEXBUF:
2184 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002185 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002186VTX_WORD1_GPR, VTX_WORD0 {
2187
2188let VC_INST = 0;
2189let FETCH_TYPE = 2;
2190let FETCH_WHOLE_QUAD = 0;
2191let SRC_REL = 0;
2192let SRC_SEL_X = 0;
2193let DST_REL = 0;
2194let USE_CONST_FIELDS = 1;
2195let NUM_FORMAT_ALL = 0;
2196let FORMAT_COMP_ALL = 0;
2197let SRF_MODE_ALL = 1;
2198let MEGA_FETCH_COUNT = 16;
2199let DST_SEL_X = 0;
2200let DST_SEL_Y = 1;
2201let DST_SEL_Z = 2;
2202let DST_SEL_W = 3;
2203let DATA_FORMAT = 0;
2204
2205let Inst{31-0} = Word0;
2206let Inst{63-32} = Word1;
2207
2208// LLVM can only encode 64-bit instructions, so these fields are manually
2209// encoded in R600CodeEmitter
2210//
2211// bits<16> OFFSET;
2212// bits<2> ENDIAN_SWAP = 0;
2213// bits<1> CONST_BUF_NO_STRIDE = 0;
2214// bits<1> MEGA_FETCH = 0;
2215// bits<1> ALT_CONST = 0;
2216// bits<2> BUFFER_INDEX_MODE = 0;
2217
2218
2219
2220// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2221// is done in R600CodeEmitter
2222//
2223// Inst{79-64} = OFFSET;
2224// Inst{81-80} = ENDIAN_SWAP;
2225// Inst{82} = CONST_BUF_NO_STRIDE;
2226// Inst{83} = MEGA_FETCH;
2227// Inst{84} = ALT_CONST;
2228// Inst{86-85} = BUFFER_INDEX_MODE;
2229// Inst{95-86} = 0; Reserved
2230
2231// VTX_WORD3 (Padding)
2232//
2233// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002234 let VTXInst = 1;
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002235}
2236
2237
Tom Stellard9f7818d2013-01-23 02:09:06 +00002238
Tom Stellard6b7d99d2012-12-19 22:10:31 +00002239//===--------------------------------------------------------------------===//
2240// Instructions support
2241//===--------------------------------------------------------------------===//
2242//===---------------------------------------------------------------------===//
2243// Custom Inserter for Branches and returns, this eventually will be a
2244// seperate pass
2245//===---------------------------------------------------------------------===//
2246let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2247 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2248 "; Pseudo unconditional branch instruction",
2249 [(br bb:$target)]>;
2250 defm BRANCH_COND : BranchConditional<IL_brcond>;
2251}
2252
2253//===---------------------------------------------------------------------===//
2254// Flow and Program control Instructions
2255//===---------------------------------------------------------------------===//
2256let isTerminator=1 in {
2257 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2258 !strconcat("SWITCH", " $src"), []>;
2259 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2260 !strconcat("CASE", " $src"), []>;
2261 def BREAK : ILFormat< (outs), (ins),
2262 "BREAK", []>;
2263 def CONTINUE : ILFormat< (outs), (ins),
2264 "CONTINUE", []>;
2265 def DEFAULT : ILFormat< (outs), (ins),
2266 "DEFAULT", []>;
2267 def ELSE : ILFormat< (outs), (ins),
2268 "ELSE", []>;
2269 def ENDSWITCH : ILFormat< (outs), (ins),
2270 "ENDSWITCH", []>;
2271 def ENDMAIN : ILFormat< (outs), (ins),
2272 "ENDMAIN", []>;
2273 def END : ILFormat< (outs), (ins),
2274 "END", []>;
2275 def ENDFUNC : ILFormat< (outs), (ins),
2276 "ENDFUNC", []>;
2277 def ENDIF : ILFormat< (outs), (ins),
2278 "ENDIF", []>;
2279 def WHILELOOP : ILFormat< (outs), (ins),
2280 "WHILE", []>;
2281 def ENDLOOP : ILFormat< (outs), (ins),
2282 "ENDLOOP", []>;
2283 def FUNC : ILFormat< (outs), (ins),
2284 "FUNC", []>;
2285 def RETDYN : ILFormat< (outs), (ins),
2286 "RET_DYN", []>;
2287 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2288 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2289 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2290 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2291 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2292 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2293 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2294 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2295 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2296 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2297 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2298 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2299 defm IFC : BranchInstr2<"IFC">;
2300 defm BREAKC : BranchInstr2<"BREAKC">;
2301 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2302}
2303
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002304//===----------------------------------------------------------------------===//
2305// ISel Patterns
2306//===----------------------------------------------------------------------===//
2307
Tom Stellard1454cb82013-03-08 15:37:09 +00002308// CND*_INT Pattterns for f32 True / False values
2309
2310class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002311 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2312 (cnd $src0, $src1, $src2)
Tom Stellard1454cb82013-03-08 15:37:09 +00002313>;
2314
2315def : CND_INT_f32 <CNDE_INT, SETEQ>;
2316def : CND_INT_f32 <CNDGT_INT, SETGT>;
2317def : CND_INT_f32 <CNDGE_INT, SETGE>;
2318
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002319//CNDGE_INT extra pattern
2320def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002321 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2322 (CNDGE_INT $src0, $src1, $src2)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002323>;
2324
2325// KIL Patterns
2326def KILP : Pat <
2327 (int_AMDGPU_kilp),
2328 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2329>;
2330
2331def KIL : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002332 (int_AMDGPU_kill f32:$src0),
2333 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002334>;
2335
2336// SGT Reverse args
2337def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002338 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2339 (SGT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002340>;
2341
2342// SGE Reverse args
2343def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002344 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2345 (SGE $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002346>;
2347
Tom Stellard1234c9b2013-02-07 14:02:35 +00002348// SETGT_DX10 reverse args
2349def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002350 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2351 (SETGT_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002352>;
2353
2354// SETGE_DX10 reverse args
2355def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002356 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2357 (SETGE_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002358>;
2359
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002360// SETGT_INT reverse args
2361def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002362 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2363 (SETGT_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002364>;
2365
2366// SETGE_INT reverse args
2367def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002368 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2369 (SETGE_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002370>;
2371
2372// SETGT_UINT reverse args
2373def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002374 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2375 (SETGT_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002376>;
2377
2378// SETGE_UINT reverse args
2379def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002380 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2381 (SETGE_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002382>;
2383
2384// The next two patterns are special cases for handling 'true if ordered' and
2385// 'true if unordered' conditionals. The assumption here is that the behavior of
2386// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2387// described here:
2388// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2389// We assume that SETE returns false when one of the operands is NAN and
2390// SNE returns true when on of the operands is NAN
2391
2392//SETE - 'true if ordered'
2393def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002394 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2395 (SETE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002396>;
2397
Tom Stellard1234c9b2013-02-07 14:02:35 +00002398//SETE_DX10 - 'true if ordered'
2399def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002400 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2401 (SETE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002402>;
2403
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002404//SNE - 'true if unordered'
2405def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002406 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2407 (SNE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002408>;
2409
Tom Stellard1234c9b2013-02-07 14:02:35 +00002410//SETNE_DX10 - 'true if ordered'
2411def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002412 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2413 (SETNE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002414>;
2415
Tom Stellard39988052013-05-02 15:30:12 +00002416def : Extract_Element <f32, v4f32, 0, sub0>;
2417def : Extract_Element <f32, v4f32, 1, sub1>;
2418def : Extract_Element <f32, v4f32, 2, sub2>;
2419def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002420
Tom Stellard39988052013-05-02 15:30:12 +00002421def : Insert_Element <f32, v4f32, 0, sub0>;
2422def : Insert_Element <f32, v4f32, 1, sub1>;
2423def : Insert_Element <f32, v4f32, 2, sub2>;
2424def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002425
Tom Stellard39988052013-05-02 15:30:12 +00002426def : Extract_Element <i32, v4i32, 0, sub0>;
2427def : Extract_Element <i32, v4i32, 1, sub1>;
2428def : Extract_Element <i32, v4i32, 2, sub2>;
2429def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002430
Tom Stellard39988052013-05-02 15:30:12 +00002431def : Insert_Element <i32, v4i32, 0, sub0>;
2432def : Insert_Element <i32, v4i32, 1, sub1>;
2433def : Insert_Element <i32, v4i32, 2, sub2>;
2434def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002435
Tom Stellard39988052013-05-02 15:30:12 +00002436def : Vector4_Build <v4f32, f32>;
2437def : Vector4_Build <v4i32, i32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002438
2439// bitconvert patterns
2440
2441def : BitConvert <i32, f32, R600_Reg32>;
2442def : BitConvert <f32, i32, R600_Reg32>;
2443def : BitConvert <v4f32, v4i32, R600_Reg128>;
2444def : BitConvert <v4i32, v4f32, R600_Reg128>;
2445
2446// DWORDADDR pattern
2447def : DwordAddrPat <i32, R600_Reg32>;
2448
2449} // End isR600toCayman Predicate