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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 : $dst0 dst1",
589 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000590
Tom Stellardc7e18882013-01-23 02:09:03 +0000591def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +0000592 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune64ca84d2013-03-05 15:04:42 +0000593 [SDNPVariadic]
Tom Stellardc7e18882013-01-23 02:09:03 +0000594>;
595
Vincent Lejeuned3293b42013-05-17 16:50:20 +0000596def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
597
598def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
599
600multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
601def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
602 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
603 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
604 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
605 (i32 imm:$DST_SEL_W),
606 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
607 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
608 (i32 imm:$COORD_TYPE_W)),
609 (inst R600_Reg128:$SRC_GPR,
610 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
611 imm:$offsetx, imm:$offsety, imm:$offsetz,
612 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
613 imm:$DST_SEL_W,
614 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
615 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
616 imm:$COORD_TYPE_W)>;
617}
618
Tom Stellardc7e18882013-01-23 02:09:03 +0000619//===----------------------------------------------------------------------===//
620// Interpolation Instructions
621//===----------------------------------------------------------------------===//
622
Tom Stellard29b15a32013-02-05 17:09:14 +0000623def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000624 (outs R600_Reg128:$dst),
Tom Stellard29b15a32013-02-05 17:09:14 +0000625 (ins i32imm:$src0),
626 "INTERP_LOAD $src0 : $dst",
627 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000628
629def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
630 let bank_swizzle = 5;
631}
632
633def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
634 let bank_swizzle = 5;
635}
636
637def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
638
639//===----------------------------------------------------------------------===//
640// Export Instructions
641//===----------------------------------------------------------------------===//
642
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000643def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000644
645def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
646 [SDNPHasChain, SDNPSideEffect]>;
647
648class ExportWord0 {
649 field bits<32> Word0;
650
651 bits<13> arraybase;
652 bits<2> type;
653 bits<7> gpr;
654 bits<2> elem_size;
655
656 let Word0{12-0} = arraybase;
657 let Word0{14-13} = type;
658 let Word0{21-15} = gpr;
659 let Word0{22} = 0; // RW_REL
660 let Word0{29-23} = 0; // INDEX_GPR
661 let Word0{31-30} = elem_size;
662}
663
664class ExportSwzWord1 {
665 field bits<32> Word1;
666
667 bits<3> sw_x;
668 bits<3> sw_y;
669 bits<3> sw_z;
670 bits<3> sw_w;
671 bits<1> eop;
672 bits<8> inst;
673
674 let Word1{2-0} = sw_x;
675 let Word1{5-3} = sw_y;
676 let Word1{8-6} = sw_z;
677 let Word1{11-9} = sw_w;
678}
679
680class ExportBufWord1 {
681 field bits<32> Word1;
682
683 bits<12> arraySize;
684 bits<4> compMask;
685 bits<1> eop;
686 bits<8> inst;
687
688 let Word1{11-0} = arraySize;
689 let Word1{15-12} = compMask;
690}
691
692multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
693 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
694 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000695 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000696 0, 61, 0, 7, 7, 7, cf_inst, 0)
697 >;
698
699 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
700 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000701 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000702 0, 61, 7, 0, 7, 7, cf_inst, 0)
703 >;
704
Tom Stellard44ddc362013-01-31 22:11:46 +0000705 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000706 (ExportInst
Tom Stellard44ddc362013-01-31 22:11:46 +0000707 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
708 >;
709
710 def : Pat<(int_R600_store_dummy 1),
711 (ExportInst
712 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000713 >;
714
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000715 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
716 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
717 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
718 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard254a83e2013-01-23 21:39:49 +0000719 >;
720
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000721}
722
723multiclass SteamOutputExportPattern<Instruction ExportInst,
724 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
725// Stream0
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000726 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
727 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
728 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000729 4095, imm:$mask, buf0inst, 0)>;
730// Stream1
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000731 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
732 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
733 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000734 4095, imm:$mask, buf1inst, 0)>;
735// Stream2
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000736 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
737 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
738 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000739 4095, imm:$mask, buf2inst, 0)>;
740// Stream3
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000741 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
742 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
743 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000744 4095, imm:$mask, buf3inst, 0)>;
745}
746
Vincent Lejeune26ebd7a2013-04-17 15:17:39 +0000747// Export Instructions should not be duplicated by TailDuplication pass
748// (which assumes that duplicable instruction are affected by exec mask)
749let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000750
751class ExportSwzInst : InstR600ISA<(
752 outs),
753 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
754 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
755 i32imm:$eop),
756 !strconcat("EXPORT", " $gpr"),
757 []>, ExportWord0, ExportSwzWord1 {
758 let elem_size = 3;
759 let Inst{31-0} = Word0;
760 let Inst{63-32} = Word1;
761}
762
Vincent Lejeunef846add2013-02-14 16:55:11 +0000763} // End usesCustomInserter = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000764
765class ExportBufInst : InstR600ISA<(
766 outs),
767 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
768 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
769 !strconcat("EXPORT", " $gpr"),
770 []>, ExportWord0, ExportBufWord1 {
771 let elem_size = 0;
772 let Inst{31-0} = Word0;
773 let Inst{63-32} = Word1;
774}
775
Vincent Lejeune8e591912013-04-01 21:47:42 +0000776//===----------------------------------------------------------------------===//
777// Control Flow Instructions
778//===----------------------------------------------------------------------===//
779
780class CF_ALU_WORD0 {
781 field bits<32> Word0;
782
783 bits<22> ADDR;
784 bits<4> KCACHE_BANK0;
785 bits<4> KCACHE_BANK1;
786 bits<2> KCACHE_MODE0;
787
788 let Word0{21-0} = ADDR;
789 let Word0{25-22} = KCACHE_BANK0;
790 let Word0{29-26} = KCACHE_BANK1;
791 let Word0{31-30} = KCACHE_MODE0;
792}
793
794class CF_ALU_WORD1 {
795 field bits<32> Word1;
796
797 bits<2> KCACHE_MODE1;
798 bits<8> KCACHE_ADDR0;
799 bits<8> KCACHE_ADDR1;
800 bits<7> COUNT;
801 bits<1> ALT_CONST;
802 bits<4> CF_INST;
803 bits<1> WHOLE_QUAD_MODE;
804 bits<1> BARRIER;
805
806 let Word1{1-0} = KCACHE_MODE1;
807 let Word1{9-2} = KCACHE_ADDR0;
808 let Word1{17-10} = KCACHE_ADDR1;
809 let Word1{24-18} = COUNT;
810 let Word1{25} = ALT_CONST;
811 let Word1{29-26} = CF_INST;
812 let Word1{30} = WHOLE_QUAD_MODE;
813 let Word1{31} = BARRIER;
814}
815
Vincent Lejeune9e180872013-05-02 21:52:40 +0000816def KCACHE : InstFlag<"printKCache">;
817
Vincent Lejeune8e591912013-04-01 21:47:42 +0000818class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeune9e180872013-05-02 21:52:40 +0000819(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
820KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
821i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
822i32imm:$COUNT),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000823!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeune9e180872013-05-02 21:52:40 +0000824"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000825[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
826 field bits<64> Inst;
827
828 let CF_INST = inst;
829 let ALT_CONST = 0;
830 let WHOLE_QUAD_MODE = 0;
831 let BARRIER = 1;
832
833 let Inst{31-0} = Word0;
834 let Inst{63-32} = Word1;
835}
836
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000837class CF_WORD0_R600 {
838 field bits<32> Word0;
839
840 bits<32> ADDR;
841
842 let Word0 = ADDR;
843}
844
845class CF_WORD1_R600 {
846 field bits<32> Word1;
847
848 bits<3> POP_COUNT;
849 bits<5> CF_CONST;
850 bits<2> COND;
851 bits<3> COUNT;
852 bits<6> CALL_COUNT;
853 bits<1> COUNT_3;
854 bits<1> END_OF_PROGRAM;
855 bits<1> VALID_PIXEL_MODE;
856 bits<7> CF_INST;
857 bits<1> WHOLE_QUAD_MODE;
858 bits<1> BARRIER;
859
860 let Word1{2-0} = POP_COUNT;
861 let Word1{7-3} = CF_CONST;
862 let Word1{9-8} = COND;
863 let Word1{12-10} = COUNT;
864 let Word1{18-13} = CALL_COUNT;
865 let Word1{19} = COUNT_3;
866 let Word1{21} = END_OF_PROGRAM;
867 let Word1{22} = VALID_PIXEL_MODE;
868 let Word1{29-23} = CF_INST;
869 let Word1{30} = WHOLE_QUAD_MODE;
870 let Word1{31} = BARRIER;
871}
872
873class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
874ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
875 field bits<64> Inst;
876
877 let CF_INST = inst;
878 let BARRIER = 1;
879 let CF_CONST = 0;
880 let VALID_PIXEL_MODE = 0;
881 let COND = 0;
882 let CALL_COUNT = 0;
883 let COUNT_3 = 0;
884 let END_OF_PROGRAM = 0;
885 let WHOLE_QUAD_MODE = 0;
886
887 let Inst{31-0} = Word0;
888 let Inst{63-32} = Word1;
889}
890
891class CF_WORD0_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000892 field bits<32> Word0;
893
894 bits<24> ADDR;
895 bits<3> JUMPTABLE_SEL;
896
897 let Word0{23-0} = ADDR;
898 let Word0{26-24} = JUMPTABLE_SEL;
899}
900
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000901class CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000902 field bits<32> Word1;
903
904 bits<3> POP_COUNT;
905 bits<5> CF_CONST;
906 bits<2> COND;
907 bits<6> COUNT;
908 bits<1> VALID_PIXEL_MODE;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000909 bits<1> END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000910 bits<8> CF_INST;
911 bits<1> BARRIER;
912
913 let Word1{2-0} = POP_COUNT;
914 let Word1{7-3} = CF_CONST;
915 let Word1{9-8} = COND;
916 let Word1{15-10} = COUNT;
917 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard015f5862013-04-29 22:23:54 +0000918 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000919 let Word1{29-22} = CF_INST;
920 let Word1{31} = BARRIER;
921}
922
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000923class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
924ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000925 field bits<64> Inst;
926
927 let CF_INST = inst;
928 let BARRIER = 1;
929 let JUMPTABLE_SEL = 0;
930 let CF_CONST = 0;
931 let VALID_PIXEL_MODE = 0;
932 let COND = 0;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000933 let END_OF_PROGRAM = 0;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000934
935 let Inst{31-0} = Word0;
936 let Inst{63-32} = Word1;
937}
938
Vincent Lejeune8e591912013-04-01 21:47:42 +0000939def CF_ALU : ALU_CLAUSE<8, "ALU">;
940def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
941
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000942def FETCH_CLAUSE : AMDGPUInst <(outs),
943(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
944 field bits<8> Inst;
945 bits<8> num;
946 let Inst = num;
947}
948
Vincent Lejeune2c836f82013-04-30 00:14:38 +0000949def ALU_CLAUSE : AMDGPUInst <(outs),
950(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
951 field bits<8> Inst;
952 bits<8> num;
953 let Inst = num;
954}
955
956def LITERALS : AMDGPUInst <(outs),
957(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
958 field bits<64> Inst;
959 bits<32> literal1;
960 bits<32> literal2;
961
962 let Inst{31-0} = literal1;
963 let Inst{63-32} = literal2;
964}
965
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000966def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
967 field bits<64> Inst;
968}
969
Vincent Lejeunea311c5262013-02-10 17:57:33 +0000970let Predicates = [isR600toCayman] in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000971
972//===----------------------------------------------------------------------===//
973// Common Instructions R600, R700, Evergreen, Cayman
974//===----------------------------------------------------------------------===//
975
976def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
977// Non-IEEE MUL: 0 * anything = 0
978def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
979def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
980def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
981def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
982
983// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
984// so some of the instruction names don't match the asm string.
985// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
986def SETE : R600_2OP <
987 0x08, "SETE",
Tom Stellard39988052013-05-02 15:30:12 +0000988 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000989>;
990
991def SGT : R600_2OP <
992 0x09, "SETGT",
Tom Stellard39988052013-05-02 15:30:12 +0000993 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000994>;
995
996def SGE : R600_2OP <
997 0xA, "SETGE",
Tom Stellard39988052013-05-02 15:30:12 +0000998 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000999>;
1000
1001def SNE : R600_2OP <
1002 0xB, "SETNE",
Tom Stellard39988052013-05-02 15:30:12 +00001003 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001004>;
1005
Tom Stellard1234c9b2013-02-07 14:02:35 +00001006def SETE_DX10 : R600_2OP <
1007 0xC, "SETE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001008 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001009>;
1010
1011def SETGT_DX10 : R600_2OP <
1012 0xD, "SETGT_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001013 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001014>;
1015
1016def SETGE_DX10 : R600_2OP <
1017 0xE, "SETGE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001018 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001019>;
1020
1021def SETNE_DX10 : R600_2OP <
1022 0xF, "SETNE_DX10",
Tom Stellard39988052013-05-02 15:30:12 +00001023 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellard1234c9b2013-02-07 14:02:35 +00001024>;
1025
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001026def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1027def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1028def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1029def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1030def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1031
1032def MOV : R600_1OP <0x19, "MOV", []>;
1033
1034let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1035
1036class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1037 (outs R600_Reg32:$dst),
1038 (ins immType:$imm),
1039 "",
1040 []
1041>;
1042
1043} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1044
1045def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1046def : Pat <
1047 (imm:$val),
1048 (MOV_IMM_I32 imm:$val)
1049>;
1050
1051def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1052def : Pat <
1053 (fpimm:$val),
1054 (MOV_IMM_F32 fpimm:$val)
1055>;
1056
1057def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1058def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1059def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1060def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1061
1062let hasSideEffects = 1 in {
1063
1064def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1065
1066} // end hasSideEffects
1067
1068def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1069def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1070def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1071def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1072def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1073def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1074def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1075def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellardeef0d5a2012-12-21 20:12:01 +00001076def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001077def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1078
1079def SETE_INT : R600_2OP <
1080 0x3A, "SETE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001081 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001082>;
1083
1084def SETGT_INT : R600_2OP <
Tom Stellardb4409612013-02-07 14:02:27 +00001085 0x3B, "SETGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001086 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001087>;
1088
1089def SETGE_INT : R600_2OP <
1090 0x3C, "SETGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001091 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001092>;
1093
1094def SETNE_INT : R600_2OP <
1095 0x3D, "SETNE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001096 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001097>;
1098
1099def SETGT_UINT : R600_2OP <
1100 0x3E, "SETGT_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001101 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001102>;
1103
1104def SETGE_UINT : R600_2OP <
1105 0x3F, "SETGE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001106 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001107>;
1108
1109def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1110def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1111def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1112def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1113
1114def CNDE_INT : R600_3OP <
1115 0x1C, "CNDE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001116 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001117>;
1118
1119def CNDGE_INT : R600_3OP <
1120 0x1E, "CNDGE_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001121 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001122>;
1123
1124def CNDGT_INT : R600_3OP <
1125 0x1D, "CNDGT_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001126 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001127>;
1128
1129//===----------------------------------------------------------------------===//
1130// Texture instructions
1131//===----------------------------------------------------------------------===//
1132
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001133let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1134
1135class R600_TEX <bits<11> inst, string opName> :
1136 InstR600 <(outs R600_Reg128:$DST_GPR),
1137 (ins R600_Reg128:$SRC_GPR,
1138 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
1139 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
1140 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
1141 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1142 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
1143 CT:$COORD_TYPE_W),
1144 !strconcat(opName,
1145 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
1146 "$SRC_GPR.$srcx$srcy$srcz$srcw "
1147 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
1148 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
1149 [],
1150 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
1151 let Inst{31-0} = Word0;
1152 let Inst{63-32} = Word1;
1153
1154 let TEX_INST = inst{4-0};
1155 let SRC_REL = 0;
1156 let DST_REL = 0;
1157 let LOD_BIAS = 0;
1158
1159 let INST_MOD = 0;
1160 let FETCH_WHOLE_QUAD = 0;
1161 let ALT_CONST = 0;
1162 let SAMPLER_INDEX_MODE = 0;
1163 let RESOURCE_INDEX_MODE = 0;
1164
1165 let TEXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001166}
1167
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001168} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001169
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001170
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001171
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001172def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
1173def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
1174def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
1175def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
1176def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
1177def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
1178def TEX_LD : R600_TEX <0x03, "TEX_LD">;
1179def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
1180def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
1181def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
1182def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
1183def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
1184def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
1185def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001186
Vincent Lejeuned3293b42013-05-17 16:50:20 +00001187defm : TexPattern<0, TEX_SAMPLE>;
1188defm : TexPattern<1, TEX_SAMPLE_C>;
1189defm : TexPattern<2, TEX_SAMPLE_L>;
1190defm : TexPattern<3, TEX_SAMPLE_C_L>;
1191defm : TexPattern<4, TEX_SAMPLE_LB>;
1192defm : TexPattern<5, TEX_SAMPLE_C_LB>;
1193defm : TexPattern<6, TEX_LD, v4i32>;
1194defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
1195defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
1196defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001197
1198//===----------------------------------------------------------------------===//
1199// Helper classes for common instructions
1200//===----------------------------------------------------------------------===//
1201
1202class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1203 inst, "MUL_LIT",
1204 []
1205>;
1206
1207class MULADD_Common <bits<5> inst> : R600_3OP <
1208 inst, "MULADD",
Vincent Lejeunee3111962013-02-18 14:11:28 +00001209 []
1210>;
1211
1212class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1213 inst, "MULADD_IEEE",
Tom Stellard39988052013-05-02 15:30:12 +00001214 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001215>;
1216
1217class CNDE_Common <bits<5> inst> : R600_3OP <
1218 inst, "CNDE",
Tom Stellard39988052013-05-02 15:30:12 +00001219 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001220>;
1221
1222class CNDGT_Common <bits<5> inst> : R600_3OP <
1223 inst, "CNDGT",
Tom Stellard39988052013-05-02 15:30:12 +00001224 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001225>;
1226
1227class CNDGE_Common <bits<5> inst> : R600_3OP <
1228 inst, "CNDGE",
Tom Stellard39988052013-05-02 15:30:12 +00001229 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001230>;
1231
1232multiclass DOT4_Common <bits<11> inst> {
1233
1234 def _pseudo : R600_REDUCTION <inst,
1235 (ins R600_Reg128:$src0, R600_Reg128:$src1),
1236 "DOT4 $dst $src0, $src1",
Tom Stellard39988052013-05-02 15:30:12 +00001237 [(set f32:$dst, (int_AMDGPU_dp4 v4f32:$src0, v4f32:$src1))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001238 >;
1239
1240 def _real : R600_2OP <inst, "DOT4", []>;
1241}
1242
1243let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1244multiclass CUBE_Common <bits<11> inst> {
1245
1246 def _pseudo : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001247 (outs R600_Reg128:$dst),
1248 (ins R600_Reg128:$src),
1249 "CUBE $dst $src",
Tom Stellard39988052013-05-02 15:30:12 +00001250 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001251 VecALU
1252 > {
1253 let isPseudo = 1;
1254 }
1255
1256 def _real : R600_2OP <inst, "CUBE", []>;
1257}
1258} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1259
1260class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1261 inst, "EXP_IEEE", fexp2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001262> {
1263 let TransOnly = 1;
1264 let Itinerary = TransALU;
1265}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001266
1267class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1268 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001269> {
1270 let TransOnly = 1;
1271 let Itinerary = TransALU;
1272}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001273
1274class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1275 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001276> {
1277 let TransOnly = 1;
1278 let Itinerary = TransALU;
1279}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001280
1281class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1282 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001283> {
1284 let TransOnly = 1;
1285 let Itinerary = TransALU;
1286}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001287
1288class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1289 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001290> {
1291 let TransOnly = 1;
1292 let Itinerary = TransALU;
1293}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001294
1295class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1296 inst, "LOG_CLAMPED", []
1297>;
1298
1299class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1300 inst, "LOG_IEEE", flog2
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 LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1307class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1308class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1309class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1310 inst, "MULHI_INT", mulhs
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001311> {
1312 let TransOnly = 1;
1313 let Itinerary = TransALU;
1314}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001315class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1316 inst, "MULHI", mulhu
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001317> {
1318 let TransOnly = 1;
1319 let Itinerary = TransALU;
1320}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001321class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1322 inst, "MULLO_INT", mul
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001323> {
1324 let TransOnly = 1;
1325 let Itinerary = TransALU;
1326}
1327class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1328 let TransOnly = 1;
1329 let Itinerary = TransALU;
1330}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001331
1332class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1333 inst, "RECIP_CLAMPED", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001334> {
1335 let TransOnly = 1;
1336 let Itinerary = TransALU;
1337}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001338
1339class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard39988052013-05-02 15:30:12 +00001340 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001341> {
1342 let TransOnly = 1;
1343 let Itinerary = TransALU;
1344}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001345
1346class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1347 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001348> {
1349 let TransOnly = 1;
1350 let Itinerary = TransALU;
1351}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001352
1353class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1354 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001355> {
1356 let TransOnly = 1;
1357 let Itinerary = TransALU;
1358}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001359
1360class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1361 inst, "RECIPSQRT_IEEE", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001362> {
1363 let TransOnly = 1;
1364 let Itinerary = TransALU;
1365}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001366
1367class SIN_Common <bits<11> inst> : R600_1OP <
1368 inst, "SIN", []>{
1369 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001370 let TransOnly = 1;
1371 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001372}
1373
1374class COS_Common <bits<11> inst> : R600_1OP <
1375 inst, "COS", []> {
1376 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001377 let TransOnly = 1;
1378 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001379}
1380
1381//===----------------------------------------------------------------------===//
1382// Helper patterns for complex intrinsics
1383//===----------------------------------------------------------------------===//
1384
1385multiclass DIV_Common <InstR600 recip_ieee> {
1386def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001387 (int_AMDGPU_div f32:$src0, f32:$src1),
1388 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001389>;
1390
1391def : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001392 (fdiv f32:$src0, f32:$src1),
1393 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001394>;
1395}
1396
Tom Stellard39988052013-05-02 15:30:12 +00001397class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1398 : Pat <
1399 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1400 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001401>;
1402
1403//===----------------------------------------------------------------------===//
1404// R600 / R700 Instructions
1405//===----------------------------------------------------------------------===//
1406
1407let Predicates = [isR600] in {
1408
1409 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1410 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001411 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001412 def CNDE_r600 : CNDE_Common<0x18>;
1413 def CNDGT_r600 : CNDGT_Common<0x19>;
1414 def CNDGE_r600 : CNDGE_Common<0x1A>;
1415 defm DOT4_r600 : DOT4_Common<0x50>;
1416 defm CUBE_r600 : CUBE_Common<0x52>;
1417 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1418 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1419 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1420 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1421 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1422 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1423 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1424 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1425 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1426 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1427 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1428 def SIN_r600 : SIN_Common<0x6E>;
1429 def COS_r600 : COS_Common<0x6F>;
1430 def ASHR_r600 : ASHR_Common<0x70>;
1431 def LSHR_r600 : LSHR_Common<0x71>;
1432 def LSHL_r600 : LSHL_Common<0x72>;
1433 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1434 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1435 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1436 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1437 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1438
1439 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard39988052013-05-02 15:30:12 +00001440 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001441 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1442
Tom Stellard39988052013-05-02 15:30:12 +00001443 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001444
1445 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001446 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001447 let Word1{21} = eop;
1448 let Word1{22} = 1; // VALID_PIXEL_MODE
1449 let Word1{30-23} = inst;
1450 let Word1{31} = 1; // BARRIER
1451 }
1452 defm : ExportPattern<R600_ExportSwz, 39>;
1453
1454 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001455 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001456 let Word1{21} = eop;
1457 let Word1{22} = 1; // VALID_PIXEL_MODE
1458 let Word1{30-23} = inst;
1459 let Word1{31} = 1; // BARRIER
1460 }
1461 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001462
1463 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1464 "TEX $COUNT @$ADDR"> {
1465 let POP_COUNT = 0;
1466 }
1467 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1468 "VTX $COUNT @$ADDR"> {
1469 let POP_COUNT = 0;
1470 }
1471 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1472 "LOOP_START_DX10 @$ADDR"> {
1473 let POP_COUNT = 0;
1474 let COUNT = 0;
1475 }
1476 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1477 let POP_COUNT = 0;
1478 let COUNT = 0;
1479 }
1480 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1481 "LOOP_BREAK @$ADDR"> {
1482 let POP_COUNT = 0;
1483 let COUNT = 0;
1484 }
1485 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1486 "CONTINUE @$ADDR"> {
1487 let POP_COUNT = 0;
1488 let COUNT = 0;
1489 }
1490 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1491 "JUMP @$ADDR POP:$POP_COUNT"> {
1492 let COUNT = 0;
1493 }
1494 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1495 "ELSE @$ADDR POP:$POP_COUNT"> {
1496 let COUNT = 0;
1497 }
1498 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1499 let ADDR = 0;
1500 let COUNT = 0;
1501 let POP_COUNT = 0;
1502 }
1503 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1504 "POP @$ADDR POP:$POP_COUNT"> {
1505 let COUNT = 0;
1506 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001507 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1508 let COUNT = 0;
1509 let POP_COUNT = 0;
1510 let ADDR = 0;
1511 let END_OF_PROGRAM = 1;
1512 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001513
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001514}
1515
1516// Helper pattern for normalizing inputs to triginomic instructions for R700+
1517// cards.
1518class COS_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001519 (fcos f32:$src),
1520 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001521>;
1522
1523class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard39988052013-05-02 15:30:12 +00001524 (fsin f32:$src),
1525 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001526>;
1527
1528//===----------------------------------------------------------------------===//
1529// R700 Only instructions
1530//===----------------------------------------------------------------------===//
1531
1532let Predicates = [isR700] in {
1533 def SIN_r700 : SIN_Common<0x6E>;
1534 def COS_r700 : COS_Common<0x6F>;
1535
1536 // R700 normalizes inputs to SIN/COS the same as EG
1537 def : SIN_PAT <SIN_r700>;
1538 def : COS_PAT <COS_r700>;
1539}
1540
1541//===----------------------------------------------------------------------===//
1542// Evergreen Only instructions
1543//===----------------------------------------------------------------------===//
1544
1545let Predicates = [isEG] in {
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001546
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001547def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1548defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1549
1550def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1551def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1552def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1553def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1554def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1555def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1556def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1557def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1558def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1559def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1560def SIN_eg : SIN_Common<0x8D>;
1561def COS_eg : COS_Common<0x8E>;
1562
Tom Stellard39988052013-05-02 15:30:12 +00001563def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001564def : SIN_PAT <SIN_eg>;
1565def : COS_PAT <COS_eg>;
Tom Stellard39988052013-05-02 15:30:12 +00001566def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001567} // End Predicates = [isEG]
1568
1569//===----------------------------------------------------------------------===//
1570// Evergreen / Cayman Instructions
1571//===----------------------------------------------------------------------===//
1572
1573let Predicates = [isEGorCayman] in {
1574
1575 // BFE_UINT - bit_extract, an optimization for mask and shift
1576 // Src0 = Input
1577 // Src1 = Offset
1578 // Src2 = Width
1579 //
1580 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1581 //
1582 // Example Usage:
1583 // (Offset, Width)
1584 //
1585 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1586 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1587 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1588 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1589 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard39988052013-05-02 15:30:12 +00001590 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1591 i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001592 VecALU
1593 >;
Tom Stellard58e87a62013-05-10 02:09:45 +00001594 def : BFEPattern <BFE_UINT_eg>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001595
Tom Stellard8b1c60c2013-05-03 17:21:24 +00001596 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard48b809e2013-04-19 02:11:06 +00001597 defm : BFIPatterns <BFI_INT_eg>;
1598
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001599 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
Tom Stellard39988052013-05-02 15:30:12 +00001600 [(set i32:$dst, (AMDGPUbitalign i32:$src0, i32:$src1, i32:$src2))],
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001601 VecALU
1602 >;
1603
1604 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001605 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001606 def ASHR_eg : ASHR_Common<0x15>;
1607 def LSHR_eg : LSHR_Common<0x16>;
1608 def LSHL_eg : LSHL_Common<0x17>;
1609 def CNDE_eg : CNDE_Common<0x19>;
1610 def CNDGT_eg : CNDGT_Common<0x1A>;
1611 def CNDGE_eg : CNDGE_Common<0x1B>;
1612 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1613 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
1614 defm DOT4_eg : DOT4_Common<0xBE>;
1615 defm CUBE_eg : CUBE_Common<0xC0>;
1616
Tom Stellardc0b0c672013-02-06 17:32:29 +00001617let hasSideEffects = 1 in {
1618 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1619}
1620
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001621 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1622
1623 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1624 let Pattern = [];
1625 }
1626
1627 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1628
1629 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1630 let Pattern = [];
1631 }
1632
1633 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1634
1635 // TRUNC is used for the FLT_TO_INT instructions to work around a
1636 // perceived problem where the rounding modes are applied differently
1637 // depending on the instruction and the slot they are in.
1638 // See:
1639 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1640 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1641 //
1642 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1643 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1644 // We should look into handling these cases separately.
Tom Stellard39988052013-05-02 15:30:12 +00001645 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001646
Tom Stellard39988052013-05-02 15:30:12 +00001647 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001648
Tom Stellard83f0a5a2013-05-03 17:21:20 +00001649 // SHA-256 Patterns
1650 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1651
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001652 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001653 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001654 let Word1{20} = 1; // VALID_PIXEL_MODE
1655 let Word1{21} = eop;
1656 let Word1{29-22} = inst;
1657 let Word1{30} = 0; // MARK
1658 let Word1{31} = 1; // BARRIER
1659 }
1660 defm : ExportPattern<EG_ExportSwz, 83>;
1661
1662 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001663 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001664 let Word1{20} = 1; // VALID_PIXEL_MODE
1665 let Word1{21} = eop;
1666 let Word1{29-22} = inst;
1667 let Word1{30} = 0; // MARK
1668 let Word1{31} = 1; // BARRIER
1669 }
1670 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1671
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001672 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1673 "TEX $COUNT @$ADDR"> {
1674 let POP_COUNT = 0;
1675 }
1676 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1677 "VTX $COUNT @$ADDR"> {
1678 let POP_COUNT = 0;
1679 }
1680 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1681 "LOOP_START_DX10 @$ADDR"> {
1682 let POP_COUNT = 0;
1683 let COUNT = 0;
1684 }
1685 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1686 let POP_COUNT = 0;
1687 let COUNT = 0;
1688 }
1689 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1690 "LOOP_BREAK @$ADDR"> {
1691 let POP_COUNT = 0;
1692 let COUNT = 0;
1693 }
1694 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1695 "CONTINUE @$ADDR"> {
1696 let POP_COUNT = 0;
1697 let COUNT = 0;
1698 }
1699 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1700 "JUMP @$ADDR POP:$POP_COUNT"> {
1701 let COUNT = 0;
1702 }
1703 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1704 "ELSE @$ADDR POP:$POP_COUNT"> {
1705 let COUNT = 0;
1706 }
1707 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1708 let ADDR = 0;
1709 let COUNT = 0;
1710 let POP_COUNT = 0;
1711 }
1712 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1713 "POP @$ADDR POP:$POP_COUNT"> {
1714 let COUNT = 0;
1715 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001716 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1717 let COUNT = 0;
1718 let POP_COUNT = 0;
1719 let ADDR = 0;
1720 let END_OF_PROGRAM = 1;
1721 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001722
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001723//===----------------------------------------------------------------------===//
1724// Memory read/write instructions
1725//===----------------------------------------------------------------------===//
1726let usesCustomInserter = 1 in {
1727
1728class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1729 list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001730 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, name, pattern> {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001731 let RIM = 0;
1732 // XXX: Have a separate instruction for non-indexed writes.
1733 let TYPE = 1;
1734 let RW_REL = 0;
1735 let ELEM_SIZE = 0;
1736
1737 let ARRAY_SIZE = 0;
1738 let COMP_MASK = comp_mask;
1739 let BURST_COUNT = 0;
1740 let VPM = 0;
1741 let MARK = 0;
1742 let BARRIER = 1;
1743}
1744
1745} // End usesCustomInserter = 1
1746
1747// 32-bit store
1748def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1749 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001750 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001751 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001752>;
1753
1754//128-bit store
1755def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1756 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001757 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
Tom Stellard39988052013-05-02 15:30:12 +00001758 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001759>;
1760
1761class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001762 : InstR600ISA <outs, (ins MEMxi:$ptr), name, pattern>,
Tom Stellard80537b92013-01-23 02:09:01 +00001763 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001764
1765 // Static fields
Tom Stellard80537b92013-01-23 02:09:01 +00001766 let VC_INST = 0;
1767 let FETCH_TYPE = 2;
1768 let FETCH_WHOLE_QUAD = 0;
1769 let BUFFER_ID = buffer_id;
1770 let SRC_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001771 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1772 // to store vertex addresses in any channel, not just X.
Tom Stellard80537b92013-01-23 02:09:01 +00001773 let SRC_SEL_X = 0;
1774 let DST_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001775 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1776 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1777 // however, based on my testing if USE_CONST_FIELDS is set, then all
1778 // these fields need to be set to 0.
Tom Stellard80537b92013-01-23 02:09:01 +00001779 let USE_CONST_FIELDS = 0;
1780 let NUM_FORMAT_ALL = 1;
1781 let FORMAT_COMP_ALL = 0;
1782 let SRF_MODE_ALL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001783
Tom Stellard80537b92013-01-23 02:09:01 +00001784 let Inst{31-0} = Word0;
1785 let Inst{63-32} = Word1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001786 // LLVM can only encode 64-bit instructions, so these fields are manually
1787 // encoded in R600CodeEmitter
1788 //
1789 // bits<16> OFFSET;
1790 // bits<2> ENDIAN_SWAP = 0;
1791 // bits<1> CONST_BUF_NO_STRIDE = 0;
1792 // bits<1> MEGA_FETCH = 0;
1793 // bits<1> ALT_CONST = 0;
1794 // bits<2> BUFFER_INDEX_MODE = 0;
1795
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001796
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001797
1798 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1799 // is done in R600CodeEmitter
1800 //
1801 // Inst{79-64} = OFFSET;
1802 // Inst{81-80} = ENDIAN_SWAP;
1803 // Inst{82} = CONST_BUF_NO_STRIDE;
1804 // Inst{83} = MEGA_FETCH;
1805 // Inst{84} = ALT_CONST;
1806 // Inst{86-85} = BUFFER_INDEX_MODE;
1807 // Inst{95-86} = 0; Reserved
1808
1809 // VTX_WORD3 (Padding)
1810 //
1811 // Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00001812
1813 let VTXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001814}
1815
1816class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001817 : VTX_READ_eg <"VTX_READ_8 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001818 pattern> {
1819
1820 let MEGA_FETCH_COUNT = 1;
1821 let DST_SEL_X = 0;
1822 let DST_SEL_Y = 7; // Masked
1823 let DST_SEL_Z = 7; // Masked
1824 let DST_SEL_W = 7; // Masked
1825 let DATA_FORMAT = 1; // FMT_8
1826}
1827
1828class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001829 : VTX_READ_eg <"VTX_READ_16 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001830 pattern> {
1831 let MEGA_FETCH_COUNT = 2;
1832 let DST_SEL_X = 0;
1833 let DST_SEL_Y = 7; // Masked
1834 let DST_SEL_Z = 7; // Masked
1835 let DST_SEL_W = 7; // Masked
1836 let DATA_FORMAT = 5; // FMT_16
1837
1838}
1839
1840class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001841 : VTX_READ_eg <"VTX_READ_32 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001842 pattern> {
1843
1844 let MEGA_FETCH_COUNT = 4;
1845 let DST_SEL_X = 0;
1846 let DST_SEL_Y = 7; // Masked
1847 let DST_SEL_Z = 7; // Masked
1848 let DST_SEL_W = 7; // Masked
1849 let DATA_FORMAT = 0xD; // COLOR_32
1850
1851 // This is not really necessary, but there were some GPU hangs that appeared
1852 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001853 // to the $ptr registers of the VTX_READ.
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001854 // e.g.
1855 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1856 // %T2_X<def> = MOV %ZERO
1857 //Adding this constraint prevents this from happening.
1858 let Constraints = "$ptr.ptr = $dst";
1859}
1860
1861class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4109bd82013-05-17 16:50:09 +00001862 : VTX_READ_eg <"VTX_READ_128 $dst.XYZW, $ptr", buffer_id, (outs R600_Reg128:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001863 pattern> {
1864
1865 let MEGA_FETCH_COUNT = 16;
1866 let DST_SEL_X = 0;
1867 let DST_SEL_Y = 1;
1868 let DST_SEL_Z = 2;
1869 let DST_SEL_W = 3;
1870 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1871
1872 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1873 // that holds its buffer address to avoid potential hangs. We can't use
1874 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1875 // registers are different sizes.
1876}
1877
1878//===----------------------------------------------------------------------===//
1879// VTX Read from parameter memory space
1880//===----------------------------------------------------------------------===//
1881
1882def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001883 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001884>;
1885
1886def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001887 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001888>;
1889
1890def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001891 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001892>;
1893
Tom Stellard76308d82013-02-13 22:05:20 +00001894def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard39988052013-05-02 15:30:12 +00001895 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard76308d82013-02-13 22:05:20 +00001896>;
1897
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001898//===----------------------------------------------------------------------===//
1899// VTX Read from global memory space
1900//===----------------------------------------------------------------------===//
1901
1902// 8-bit reads
1903def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001904 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001905>;
1906
1907// 32-bit reads
1908def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001909 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001910>;
1911
1912// 128-bit reads
1913def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001914 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001915>;
1916
1917//===----------------------------------------------------------------------===//
1918// Constant Loads
1919// XXX: We are currently storing all constants in the global address space.
1920//===----------------------------------------------------------------------===//
1921
1922def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard39988052013-05-02 15:30:12 +00001923 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001924>;
1925
1926}
1927
Tom Stellardc0b0c672013-02-06 17:32:29 +00001928//===----------------------------------------------------------------------===//
1929// Regist loads and stores - for indirect addressing
1930//===----------------------------------------------------------------------===//
1931
1932defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1933
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001934let Predicates = [isCayman] in {
1935
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001936let isVector = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001937
1938def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1939
1940def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1941def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1942def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1943def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1944def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1945def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzerc446baa2013-03-22 14:09:10 +00001946def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001947def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1948def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1949def SIN_cm : SIN_Common<0x8D>;
1950def COS_cm : COS_Common<0x8E>;
1951} // End isVector = 1
1952
Tom Stellard39988052013-05-02 15:30:12 +00001953def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001954def : SIN_PAT <SIN_cm>;
1955def : COS_PAT <COS_cm>;
1956
1957defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1958
1959// RECIP_UINT emulation for Cayman
Michel Danzerb187f8c2013-04-10 17:17:56 +00001960// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001961def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00001962 (AMDGPUurecip i32:$src0),
1963 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzerb187f8c2013-04-10 17:17:56 +00001964 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001965>;
1966
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001967 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1968 let ADDR = 0;
1969 let POP_COUNT = 0;
1970 let COUNT = 0;
1971 }
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001972
Tom Stellard39988052013-05-02 15:30:12 +00001973def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001974
1975} // End isCayman
1976
1977//===----------------------------------------------------------------------===//
1978// Branch Instructions
1979//===----------------------------------------------------------------------===//
1980
1981
1982def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
1983 "IF_PREDICATE_SET $src", []>;
1984
1985def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
1986 "PREDICATED_BREAK $src", []>;
1987
1988//===----------------------------------------------------------------------===//
1989// Pseudo instructions
1990//===----------------------------------------------------------------------===//
1991
1992let isPseudo = 1 in {
1993
1994def PRED_X : InstR600 <
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00001995 (outs R600_Predicate_Bit:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001996 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
1997 "", [], NullALU> {
1998 let FlagOperandIdx = 3;
1999}
2000
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002001let isTerminator = 1, isBranch = 1 in {
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002002def JUMP_COND : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002003 (outs),
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002004 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002005 "JUMP $target ($p)",
2006 [], AnyALU
2007 >;
2008
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002009def JUMP : InstR600 <
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002010 (outs),
2011 (ins brtarget:$target),
2012 "JUMP $target",
2013 [], AnyALU
2014 >
2015{
2016 let isPredicable = 1;
2017 let isBarrier = 1;
2018}
2019
2020} // End isTerminator = 1, isBranch = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002021
2022let usesCustomInserter = 1 in {
2023
2024let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2025
2026def MASK_WRITE : AMDGPUShaderInst <
2027 (outs),
2028 (ins R600_Reg32:$src),
2029 "MASK_WRITE $src",
2030 []
2031>;
2032
2033} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2034
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002035
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002036def TXD: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002037 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002038 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2039 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002040 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002041 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2042 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2043 NullALU > {
Vincent Lejeune631591e2013-04-30 00:13:39 +00002044 let TEXInst = 1;
2045}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002046
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002047def TXD_SHADOW: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002048 (outs R600_Reg128:$dst),
Tom Stellard39988052013-05-02 15:30:12 +00002049 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2050 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002051 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard39988052013-05-02 15:30:12 +00002052 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2053 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2054 NullALU
Vincent Lejeune631591e2013-04-30 00:13:39 +00002055> {
2056 let TEXInst = 1;
2057}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002058} // End isPseudo = 1
2059} // End usesCustomInserter = 1
2060
2061def CLAMP_R600 : CLAMP <R600_Reg32>;
2062def FABS_R600 : FABS<R600_Reg32>;
2063def FNEG_R600 : FNEG<R600_Reg32>;
2064
2065//===---------------------------------------------------------------------===//
2066// Return instruction
2067//===---------------------------------------------------------------------===//
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002068let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesena499d2b2013-02-05 17:53:52 +00002069 usesCustomInserter = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002070 def RETURN : ILFormat<(outs), (ins variable_ops),
2071 "RETURN", [(IL_retflag)]>;
2072}
2073
Tom Stellard9f7818d2013-01-23 02:09:06 +00002074
2075//===----------------------------------------------------------------------===//
2076// Constant Buffer Addressing Support
2077//===----------------------------------------------------------------------===//
2078
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002079let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard9f7818d2013-01-23 02:09:06 +00002080def CONST_COPY : Instruction {
2081 let OutOperandList = (outs R600_Reg32:$dst);
2082 let InOperandList = (ins i32imm:$src);
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002083 let Pattern =
2084 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard9f7818d2013-01-23 02:09:06 +00002085 let AsmString = "CONST_COPY";
2086 let neverHasSideEffects = 1;
2087 let isAsCheapAsAMove = 1;
2088 let Itinerary = NullALU;
2089}
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002090} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard9f7818d2013-01-23 02:09:06 +00002091
2092def TEX_VTX_CONSTBUF :
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +00002093 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002094 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard9f7818d2013-01-23 02:09:06 +00002095 VTX_WORD1_GPR, VTX_WORD0 {
2096
2097 let VC_INST = 0;
2098 let FETCH_TYPE = 2;
2099 let FETCH_WHOLE_QUAD = 0;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002100 let SRC_REL = 0;
2101 let SRC_SEL_X = 0;
2102 let DST_REL = 0;
2103 let USE_CONST_FIELDS = 0;
2104 let NUM_FORMAT_ALL = 2;
2105 let FORMAT_COMP_ALL = 1;
2106 let SRF_MODE_ALL = 1;
2107 let MEGA_FETCH_COUNT = 16;
2108 let DST_SEL_X = 0;
2109 let DST_SEL_Y = 1;
2110 let DST_SEL_Z = 2;
2111 let DST_SEL_W = 3;
2112 let DATA_FORMAT = 35;
2113
2114 let Inst{31-0} = Word0;
2115 let Inst{63-32} = Word1;
2116
2117// LLVM can only encode 64-bit instructions, so these fields are manually
2118// encoded in R600CodeEmitter
2119//
2120// bits<16> OFFSET;
2121// bits<2> ENDIAN_SWAP = 0;
2122// bits<1> CONST_BUF_NO_STRIDE = 0;
2123// bits<1> MEGA_FETCH = 0;
2124// bits<1> ALT_CONST = 0;
2125// bits<2> BUFFER_INDEX_MODE = 0;
2126
2127
2128
2129// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2130// is done in R600CodeEmitter
2131//
2132// Inst{79-64} = OFFSET;
2133// Inst{81-80} = ENDIAN_SWAP;
2134// Inst{82} = CONST_BUF_NO_STRIDE;
2135// Inst{83} = MEGA_FETCH;
2136// Inst{84} = ALT_CONST;
2137// Inst{86-85} = BUFFER_INDEX_MODE;
2138// Inst{95-86} = 0; Reserved
2139
2140// VTX_WORD3 (Padding)
2141//
2142// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002143 let VTXInst = 1;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002144}
2145
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002146def TEX_VTX_TEXBUF:
2147 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard39988052013-05-02 15:30:12 +00002148 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002149VTX_WORD1_GPR, VTX_WORD0 {
2150
2151let VC_INST = 0;
2152let FETCH_TYPE = 2;
2153let FETCH_WHOLE_QUAD = 0;
2154let SRC_REL = 0;
2155let SRC_SEL_X = 0;
2156let DST_REL = 0;
2157let USE_CONST_FIELDS = 1;
2158let NUM_FORMAT_ALL = 0;
2159let FORMAT_COMP_ALL = 0;
2160let SRF_MODE_ALL = 1;
2161let MEGA_FETCH_COUNT = 16;
2162let DST_SEL_X = 0;
2163let DST_SEL_Y = 1;
2164let DST_SEL_Z = 2;
2165let DST_SEL_W = 3;
2166let DATA_FORMAT = 0;
2167
2168let Inst{31-0} = Word0;
2169let Inst{63-32} = Word1;
2170
2171// LLVM can only encode 64-bit instructions, so these fields are manually
2172// encoded in R600CodeEmitter
2173//
2174// bits<16> OFFSET;
2175// bits<2> ENDIAN_SWAP = 0;
2176// bits<1> CONST_BUF_NO_STRIDE = 0;
2177// bits<1> MEGA_FETCH = 0;
2178// bits<1> ALT_CONST = 0;
2179// bits<2> BUFFER_INDEX_MODE = 0;
2180
2181
2182
2183// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2184// is done in R600CodeEmitter
2185//
2186// Inst{79-64} = OFFSET;
2187// Inst{81-80} = ENDIAN_SWAP;
2188// Inst{82} = CONST_BUF_NO_STRIDE;
2189// Inst{83} = MEGA_FETCH;
2190// Inst{84} = ALT_CONST;
2191// Inst{86-85} = BUFFER_INDEX_MODE;
2192// Inst{95-86} = 0; Reserved
2193
2194// VTX_WORD3 (Padding)
2195//
2196// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002197 let VTXInst = 1;
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002198}
2199
2200
Tom Stellard9f7818d2013-01-23 02:09:06 +00002201
Tom Stellard6b7d99d2012-12-19 22:10:31 +00002202//===--------------------------------------------------------------------===//
2203// Instructions support
2204//===--------------------------------------------------------------------===//
2205//===---------------------------------------------------------------------===//
2206// Custom Inserter for Branches and returns, this eventually will be a
2207// seperate pass
2208//===---------------------------------------------------------------------===//
2209let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2210 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2211 "; Pseudo unconditional branch instruction",
2212 [(br bb:$target)]>;
2213 defm BRANCH_COND : BranchConditional<IL_brcond>;
2214}
2215
2216//===---------------------------------------------------------------------===//
2217// Flow and Program control Instructions
2218//===---------------------------------------------------------------------===//
2219let isTerminator=1 in {
2220 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2221 !strconcat("SWITCH", " $src"), []>;
2222 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2223 !strconcat("CASE", " $src"), []>;
2224 def BREAK : ILFormat< (outs), (ins),
2225 "BREAK", []>;
2226 def CONTINUE : ILFormat< (outs), (ins),
2227 "CONTINUE", []>;
2228 def DEFAULT : ILFormat< (outs), (ins),
2229 "DEFAULT", []>;
2230 def ELSE : ILFormat< (outs), (ins),
2231 "ELSE", []>;
2232 def ENDSWITCH : ILFormat< (outs), (ins),
2233 "ENDSWITCH", []>;
2234 def ENDMAIN : ILFormat< (outs), (ins),
2235 "ENDMAIN", []>;
2236 def END : ILFormat< (outs), (ins),
2237 "END", []>;
2238 def ENDFUNC : ILFormat< (outs), (ins),
2239 "ENDFUNC", []>;
2240 def ENDIF : ILFormat< (outs), (ins),
2241 "ENDIF", []>;
2242 def WHILELOOP : ILFormat< (outs), (ins),
2243 "WHILE", []>;
2244 def ENDLOOP : ILFormat< (outs), (ins),
2245 "ENDLOOP", []>;
2246 def FUNC : ILFormat< (outs), (ins),
2247 "FUNC", []>;
2248 def RETDYN : ILFormat< (outs), (ins),
2249 "RET_DYN", []>;
2250 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2251 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2252 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2253 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2254 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2255 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2256 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2257 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2258 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2259 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2260 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2261 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2262 defm IFC : BranchInstr2<"IFC">;
2263 defm BREAKC : BranchInstr2<"BREAKC">;
2264 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2265}
2266
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002267//===----------------------------------------------------------------------===//
2268// ISel Patterns
2269//===----------------------------------------------------------------------===//
2270
Tom Stellard1454cb82013-03-08 15:37:09 +00002271// CND*_INT Pattterns for f32 True / False values
2272
2273class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002274 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2275 (cnd $src0, $src1, $src2)
Tom Stellard1454cb82013-03-08 15:37:09 +00002276>;
2277
2278def : CND_INT_f32 <CNDE_INT, SETEQ>;
2279def : CND_INT_f32 <CNDGT_INT, SETGT>;
2280def : CND_INT_f32 <CNDGE_INT, SETGE>;
2281
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002282//CNDGE_INT extra pattern
2283def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002284 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2285 (CNDGE_INT $src0, $src1, $src2)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002286>;
2287
2288// KIL Patterns
2289def KILP : Pat <
2290 (int_AMDGPU_kilp),
2291 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2292>;
2293
2294def KIL : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002295 (int_AMDGPU_kill f32:$src0),
2296 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002297>;
2298
2299// SGT Reverse args
2300def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002301 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2302 (SGT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002303>;
2304
2305// SGE Reverse args
2306def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002307 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2308 (SGE $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002309>;
2310
Tom Stellard1234c9b2013-02-07 14:02:35 +00002311// SETGT_DX10 reverse args
2312def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002313 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2314 (SETGT_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002315>;
2316
2317// SETGE_DX10 reverse args
2318def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002319 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2320 (SETGE_DX10 $src1, $src0)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002321>;
2322
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002323// SETGT_INT reverse args
2324def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002325 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2326 (SETGT_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002327>;
2328
2329// SETGE_INT reverse args
2330def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002331 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2332 (SETGE_INT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002333>;
2334
2335// SETGT_UINT reverse args
2336def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002337 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2338 (SETGT_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002339>;
2340
2341// SETGE_UINT reverse args
2342def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002343 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2344 (SETGE_UINT $src1, $src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002345>;
2346
2347// The next two patterns are special cases for handling 'true if ordered' and
2348// 'true if unordered' conditionals. The assumption here is that the behavior of
2349// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2350// described here:
2351// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2352// We assume that SETE returns false when one of the operands is NAN and
2353// SNE returns true when on of the operands is NAN
2354
2355//SETE - 'true if ordered'
2356def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002357 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2358 (SETE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002359>;
2360
Tom Stellard1234c9b2013-02-07 14:02:35 +00002361//SETE_DX10 - 'true if ordered'
2362def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002363 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2364 (SETE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002365>;
2366
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002367//SNE - 'true if unordered'
2368def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002369 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2370 (SNE $src0, $src1)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002371>;
2372
Tom Stellard1234c9b2013-02-07 14:02:35 +00002373//SETNE_DX10 - 'true if ordered'
2374def : Pat <
Tom Stellard39988052013-05-02 15:30:12 +00002375 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2376 (SETNE_DX10 $src0, $src1)
Tom Stellard1234c9b2013-02-07 14:02:35 +00002377>;
2378
Tom Stellard39988052013-05-02 15:30:12 +00002379def : Extract_Element <f32, v4f32, 0, sub0>;
2380def : Extract_Element <f32, v4f32, 1, sub1>;
2381def : Extract_Element <f32, v4f32, 2, sub2>;
2382def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002383
Tom Stellard39988052013-05-02 15:30:12 +00002384def : Insert_Element <f32, v4f32, 0, sub0>;
2385def : Insert_Element <f32, v4f32, 1, sub1>;
2386def : Insert_Element <f32, v4f32, 2, sub2>;
2387def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002388
Tom Stellard39988052013-05-02 15:30:12 +00002389def : Extract_Element <i32, v4i32, 0, sub0>;
2390def : Extract_Element <i32, v4i32, 1, sub1>;
2391def : Extract_Element <i32, v4i32, 2, sub2>;
2392def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002393
Tom Stellard39988052013-05-02 15:30:12 +00002394def : Insert_Element <i32, v4i32, 0, sub0>;
2395def : Insert_Element <i32, v4i32, 1, sub1>;
2396def : Insert_Element <i32, v4i32, 2, sub2>;
2397def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002398
Tom Stellard39988052013-05-02 15:30:12 +00002399def : Vector4_Build <v4f32, f32>;
2400def : Vector4_Build <v4i32, i32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002401
2402// bitconvert patterns
2403
2404def : BitConvert <i32, f32, R600_Reg32>;
2405def : BitConvert <f32, i32, R600_Reg32>;
2406def : BitConvert <v4f32, v4i32, R600_Reg128>;
2407def : BitConvert <v4i32, v4f32, R600_Reg128>;
2408
2409// DWORDADDR pattern
2410def : DwordAddrPat <i32, R600_Reg32>;
2411
2412} // End isR600toCayman Predicate