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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))> {
81 let PrintMethod = "printSel";
82}
Tom Stellard9f7818d2013-01-23 02:09:06 +000083
Tom Stellardf98f2ce2012-12-11 21:25:42 +000084def LITERAL : InstFlag<"printLiteral">;
85
86def WRITE : InstFlag <"printWrite", 1>;
87def OMOD : InstFlag <"printOMOD">;
88def REL : InstFlag <"printRel">;
89def CLAMP : InstFlag <"printClamp">;
90def NEG : InstFlag <"printNeg">;
91def ABS : InstFlag <"printAbs">;
92def UEM : InstFlag <"printUpdateExecMask">;
93def UP : InstFlag <"printUpdatePred">;
94
95// XXX: The r600g finalizer in Mesa expects last to be one in most cases.
96// Once we start using the packetizer in this backend we should have this
97// default to 0.
98def LAST : InstFlag<"printLast", 1>;
99
Tom Stellardc0b0c672013-02-06 17:32:29 +0000100def FRAMEri : Operand<iPTR> {
101 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
102}
103
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000104def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
105def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
106def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard9f7818d2013-01-23 02:09:06 +0000107def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
108def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardc0b0c672013-02-06 17:32:29 +0000109def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000110
111class R600ALU_Word0 {
112 field bits<32> Word0;
113
114 bits<11> src0;
115 bits<1> src0_neg;
116 bits<1> src0_rel;
117 bits<11> src1;
118 bits<1> src1_rel;
119 bits<1> src1_neg;
120 bits<3> index_mode = 0;
121 bits<2> pred_sel;
122 bits<1> last;
123
124 bits<9> src0_sel = src0{8-0};
125 bits<2> src0_chan = src0{10-9};
126 bits<9> src1_sel = src1{8-0};
127 bits<2> src1_chan = src1{10-9};
128
129 let Word0{8-0} = src0_sel;
130 let Word0{9} = src0_rel;
131 let Word0{11-10} = src0_chan;
132 let Word0{12} = src0_neg;
133 let Word0{21-13} = src1_sel;
134 let Word0{22} = src1_rel;
135 let Word0{24-23} = src1_chan;
136 let Word0{25} = src1_neg;
137 let Word0{28-26} = index_mode;
138 let Word0{30-29} = pred_sel;
139 let Word0{31} = last;
140}
141
142class R600ALU_Word1 {
143 field bits<32> Word1;
144
145 bits<11> dst;
Vincent Lejeunee332e352013-04-30 00:14:08 +0000146 bits<3> bank_swizzle;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000147 bits<1> dst_rel;
148 bits<1> clamp;
149
150 bits<7> dst_sel = dst{6-0};
151 bits<2> dst_chan = dst{10-9};
152
153 let Word1{20-18} = bank_swizzle;
154 let Word1{27-21} = dst_sel;
155 let Word1{28} = dst_rel;
156 let Word1{30-29} = dst_chan;
157 let Word1{31} = clamp;
158}
159
160class R600ALU_Word1_OP2 <bits<11> alu_inst> : R600ALU_Word1{
161
162 bits<1> src0_abs;
163 bits<1> src1_abs;
164 bits<1> update_exec_mask;
165 bits<1> update_pred;
166 bits<1> write;
167 bits<2> omod;
168
169 let Word1{0} = src0_abs;
170 let Word1{1} = src1_abs;
171 let Word1{2} = update_exec_mask;
172 let Word1{3} = update_pred;
173 let Word1{4} = write;
174 let Word1{6-5} = omod;
175 let Word1{17-7} = alu_inst;
176}
177
178class R600ALU_Word1_OP3 <bits<5> alu_inst> : R600ALU_Word1{
179
180 bits<11> src2;
181 bits<1> src2_rel;
182 bits<1> src2_neg;
183
184 bits<9> src2_sel = src2{8-0};
185 bits<2> src2_chan = src2{10-9};
186
187 let Word1{8-0} = src2_sel;
188 let Word1{9} = src2_rel;
189 let Word1{11-10} = src2_chan;
190 let Word1{12} = src2_neg;
191 let Word1{17-13} = alu_inst;
192}
193
Tom Stellard80537b92013-01-23 02:09:01 +0000194class VTX_WORD0 {
195 field bits<32> Word0;
196 bits<7> SRC_GPR;
197 bits<5> VC_INST;
198 bits<2> FETCH_TYPE;
199 bits<1> FETCH_WHOLE_QUAD;
200 bits<8> BUFFER_ID;
201 bits<1> SRC_REL;
202 bits<2> SRC_SEL_X;
203 bits<6> MEGA_FETCH_COUNT;
204
205 let Word0{4-0} = VC_INST;
206 let Word0{6-5} = FETCH_TYPE;
207 let Word0{7} = FETCH_WHOLE_QUAD;
208 let Word0{15-8} = BUFFER_ID;
209 let Word0{22-16} = SRC_GPR;
210 let Word0{23} = SRC_REL;
211 let Word0{25-24} = SRC_SEL_X;
212 let Word0{31-26} = MEGA_FETCH_COUNT;
213}
214
215class VTX_WORD1_GPR {
216 field bits<32> Word1;
217 bits<7> DST_GPR;
218 bits<1> DST_REL;
219 bits<3> DST_SEL_X;
220 bits<3> DST_SEL_Y;
221 bits<3> DST_SEL_Z;
222 bits<3> DST_SEL_W;
223 bits<1> USE_CONST_FIELDS;
224 bits<6> DATA_FORMAT;
225 bits<2> NUM_FORMAT_ALL;
226 bits<1> FORMAT_COMP_ALL;
227 bits<1> SRF_MODE_ALL;
228
229 let Word1{6-0} = DST_GPR;
230 let Word1{7} = DST_REL;
231 let Word1{8} = 0; // Reserved
232 let Word1{11-9} = DST_SEL_X;
233 let Word1{14-12} = DST_SEL_Y;
234 let Word1{17-15} = DST_SEL_Z;
235 let Word1{20-18} = DST_SEL_W;
236 let Word1{21} = USE_CONST_FIELDS;
237 let Word1{27-22} = DATA_FORMAT;
238 let Word1{29-28} = NUM_FORMAT_ALL;
239 let Word1{30} = FORMAT_COMP_ALL;
240 let Word1{31} = SRF_MODE_ALL;
241}
242
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000243class TEX_WORD0 {
244 field bits<32> Word0;
245
246 bits<5> TEX_INST;
247 bits<2> INST_MOD;
248 bits<1> FETCH_WHOLE_QUAD;
249 bits<8> RESOURCE_ID;
250 bits<7> SRC_GPR;
251 bits<1> SRC_REL;
252 bits<1> ALT_CONST;
253 bits<2> RESOURCE_INDEX_MODE;
254 bits<2> SAMPLER_INDEX_MODE;
255
256 let Word0{4-0} = TEX_INST;
257 let Word0{6-5} = INST_MOD;
258 let Word0{7} = FETCH_WHOLE_QUAD;
259 let Word0{15-8} = RESOURCE_ID;
260 let Word0{22-16} = SRC_GPR;
261 let Word0{23} = SRC_REL;
262 let Word0{24} = ALT_CONST;
263 let Word0{26-25} = RESOURCE_INDEX_MODE;
264 let Word0{28-27} = SAMPLER_INDEX_MODE;
265}
266
267class TEX_WORD1 {
268 field bits<32> Word1;
269
270 bits<7> DST_GPR;
271 bits<1> DST_REL;
272 bits<3> DST_SEL_X;
273 bits<3> DST_SEL_Y;
274 bits<3> DST_SEL_Z;
275 bits<3> DST_SEL_W;
276 bits<7> LOD_BIAS;
277 bits<1> COORD_TYPE_X;
278 bits<1> COORD_TYPE_Y;
279 bits<1> COORD_TYPE_Z;
280 bits<1> COORD_TYPE_W;
281
282 let Word1{6-0} = DST_GPR;
283 let Word1{7} = DST_REL;
284 let Word1{11-9} = DST_SEL_X;
285 let Word1{14-12} = DST_SEL_Y;
286 let Word1{17-15} = DST_SEL_Z;
287 let Word1{20-18} = DST_SEL_W;
288 let Word1{27-21} = LOD_BIAS;
289 let Word1{28} = COORD_TYPE_X;
290 let Word1{29} = COORD_TYPE_Y;
291 let Word1{30} = COORD_TYPE_Z;
292 let Word1{31} = COORD_TYPE_W;
293}
294
295class TEX_WORD2 {
296 field bits<32> Word2;
297
298 bits<5> OFFSET_X;
299 bits<5> OFFSET_Y;
300 bits<5> OFFSET_Z;
301 bits<5> SAMPLER_ID;
302 bits<3> SRC_SEL_X;
303 bits<3> SRC_SEL_Y;
304 bits<3> SRC_SEL_Z;
305 bits<3> SRC_SEL_W;
306
307 let Word2{4-0} = OFFSET_X;
308 let Word2{9-5} = OFFSET_Y;
309 let Word2{14-10} = OFFSET_Z;
310 let Word2{19-15} = SAMPLER_ID;
311 let Word2{22-20} = SRC_SEL_X;
312 let Word2{25-23} = SRC_SEL_Y;
313 let Word2{28-26} = SRC_SEL_Z;
314 let Word2{31-29} = SRC_SEL_W;
315}
316
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000317/*
318XXX: R600 subtarget uses a slightly different encoding than the other
319subtargets. We currently handle this in R600MCCodeEmitter, but we may
320want to use these instruction classes in the future.
321
322class R600ALU_Word1_OP2_r600 : R600ALU_Word1_OP2 {
323
324 bits<1> fog_merge;
325 bits<10> alu_inst;
326
327 let Inst{37} = fog_merge;
328 let Inst{39-38} = omod;
329 let Inst{49-40} = alu_inst;
330}
331
332class R600ALU_Word1_OP2_r700 : R600ALU_Word1_OP2 {
333
334 bits<11> alu_inst;
335
336 let Inst{38-37} = omod;
337 let Inst{49-39} = alu_inst;
338}
339*/
340
341def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
342 (ops PRED_SEL_OFF)>;
343
344
345let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
346
347// Class for instructions with only one source register.
348// If you add new ins to this instruction, make sure they are listed before
349// $literal, because the backend currently assumes that the last operand is
350// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
351// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
352// and R600InstrInfo::getOperandIdx().
353class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
354 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000355 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000356 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000357 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000358 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
359 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000360 !strconcat(" ", opName,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000361 "$clamp $dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000362 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000363 "$literal $pred_sel$last"),
364 pattern,
365 itin>,
366 R600ALU_Word0,
367 R600ALU_Word1_OP2 <inst> {
368
369 let src1 = 0;
370 let src1_rel = 0;
371 let src1_neg = 0;
372 let src1_abs = 0;
373 let update_exec_mask = 0;
374 let update_pred = 0;
375 let HasNativeOperands = 1;
376 let Op1 = 1;
377 let DisableEncoding = "$literal";
378
379 let Inst{31-0} = Word0;
380 let Inst{63-32} = Word1;
381}
382
383class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
384 InstrItinClass itin = AnyALU> :
385 R600_1OP <inst, opName,
386 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
387>;
388
389// If you add our change the operands for R600_2OP instructions, you must
390// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
391// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
392class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
393 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000394 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000395 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
396 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000397 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
398 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000399 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
400 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000401 !strconcat(" ", opName,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000402 "$clamp $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeune8e591912013-04-01 21:47:42 +0000403 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
404 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000405 "$literal $pred_sel$last"),
406 pattern,
407 itin>,
408 R600ALU_Word0,
409 R600ALU_Word1_OP2 <inst> {
410
411 let HasNativeOperands = 1;
412 let Op2 = 1;
413 let DisableEncoding = "$literal";
414
415 let Inst{31-0} = Word0;
416 let Inst{63-32} = Word1;
417}
418
419class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
420 InstrItinClass itim = AnyALU> :
421 R600_2OP <inst, opName,
422 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
423 R600_Reg32:$src1))]
424>;
425
426// If you add our change the operands for R600_3OP instructions, you must
427// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
428// R600InstrInfo::buildDefaultInstruction(), and
429// R600InstrInfo::getOperandIdx().
430class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
431 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000432 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000433 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard9f7818d2013-01-23 02:09:06 +0000434 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
435 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
436 R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
Vincent Lejeunee332e352013-04-30 00:14:08 +0000437 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
438 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune8e591912013-04-01 21:47:42 +0000439 !strconcat(" ", opName, "$clamp $dst$dst_rel, "
440 "$src0_neg$src0$src0_rel, "
441 "$src1_neg$src1$src1_rel, "
442 "$src2_neg$src2$src2_rel, "
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000443 "$literal $pred_sel$last"),
444 pattern,
445 itin>,
446 R600ALU_Word0,
447 R600ALU_Word1_OP3<inst>{
448
449 let HasNativeOperands = 1;
450 let DisableEncoding = "$literal";
451 let Op3 = 1;
452
453 let Inst{31-0} = Word0;
454 let Inst{63-32} = Word1;
455}
456
457class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
458 InstrItinClass itin = VecALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000459 InstR600 <(outs R600_Reg32:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000460 ins,
461 asm,
462 pattern,
463 itin>;
464
465class R600_TEX <bits<11> inst, string opName, list<dag> pattern,
466 InstrItinClass itin = AnyALU> :
Vincent Lejeune8723c9e2013-04-30 00:13:20 +0000467 InstR600 <(outs R600_Reg128:$DST_GPR),
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000468 (ins R600_Reg128:$SRC_GPR, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID, i32imm:$textureTarget),
469 !strconcat(opName, "$DST_GPR, $SRC_GPR, $RESOURCE_ID, $SAMPLER_ID, $textureTarget"),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000470 pattern,
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000471 itin>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
472 let Inst{31-0} = Word0;
473 let Inst{63-32} = Word1;
474
475 let TEX_INST = inst{4-0};
476 let SRC_REL = 0;
477 let DST_REL = 0;
478 let DST_SEL_X = 0;
479 let DST_SEL_Y = 1;
480 let DST_SEL_Z = 2;
481 let DST_SEL_W = 3;
482 let LOD_BIAS = 0;
483
484 let INST_MOD = 0;
485 let FETCH_WHOLE_QUAD = 0;
486 let ALT_CONST = 0;
487 let SAMPLER_INDEX_MODE = 0;
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000488 let RESOURCE_INDEX_MODE = 0;
Vincent Lejeune2691fe92013-03-31 19:33:04 +0000489
490 let COORD_TYPE_X = 0;
491 let COORD_TYPE_Y = 0;
492 let COORD_TYPE_Z = 0;
493 let COORD_TYPE_W = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +0000494
495 let TEXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000496 }
497
498} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
499
500def TEX_SHADOW : PatLeaf<
501 (imm),
502 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer6158ad12013-02-12 12:11:23 +0000503 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000504 }]
505>;
506
Tom Stellard97ff6182013-01-21 15:40:48 +0000507def TEX_RECT : PatLeaf<
508 (imm),
509 [{uint32_t TType = (uint32_t)N->getZExtValue();
510 return TType == 5;
511 }]
512>;
513
Tom Stellard64dca862013-02-07 17:02:14 +0000514def TEX_ARRAY : PatLeaf<
515 (imm),
516 [{uint32_t TType = (uint32_t)N->getZExtValue();
517 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
518 }]
519>;
520
521def TEX_SHADOW_ARRAY : PatLeaf<
522 (imm),
523 [{uint32_t TType = (uint32_t)N->getZExtValue();
524 return TType == 11 || TType == 12 || TType == 17;
525 }]
526>;
527
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000528class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs,
529 dag ins, string asm, list<dag> pattern> :
530 InstR600ISA <outs, ins, asm, pattern> {
531 bits<7> RW_GPR;
532 bits<7> INDEX_GPR;
533
534 bits<2> RIM;
535 bits<2> TYPE;
536 bits<1> RW_REL;
537 bits<2> ELEM_SIZE;
538
539 bits<12> ARRAY_SIZE;
540 bits<4> COMP_MASK;
541 bits<4> BURST_COUNT;
542 bits<1> VPM;
543 bits<1> eop;
544 bits<1> MARK;
545 bits<1> BARRIER;
546
547 // CF_ALLOC_EXPORT_WORD0_RAT
548 let Inst{3-0} = rat_id;
549 let Inst{9-4} = rat_inst;
550 let Inst{10} = 0; // Reserved
551 let Inst{12-11} = RIM;
552 let Inst{14-13} = TYPE;
553 let Inst{21-15} = RW_GPR;
554 let Inst{22} = RW_REL;
555 let Inst{29-23} = INDEX_GPR;
556 let Inst{31-30} = ELEM_SIZE;
557
558 // CF_ALLOC_EXPORT_WORD1_BUF
559 let Inst{43-32} = ARRAY_SIZE;
560 let Inst{47-44} = COMP_MASK;
561 let Inst{51-48} = BURST_COUNT;
562 let Inst{52} = VPM;
563 let Inst{53} = eop;
564 let Inst{61-54} = cf_inst;
565 let Inst{62} = MARK;
566 let Inst{63} = BARRIER;
567}
568
569class LoadParamFrag <PatFrag load_type> : PatFrag <
570 (ops node:$ptr), (load_type node:$ptr),
571 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
572>;
573
574def load_param : LoadParamFrag<load>;
575def load_param_zexti8 : LoadParamFrag<zextloadi8>;
576def load_param_zexti16 : LoadParamFrag<zextloadi16>;
577
578def isR600 : Predicate<"Subtarget.device()"
579 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">;
580def isR700 : Predicate<"Subtarget.device()"
581 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&"
582 "Subtarget.device()->getDeviceFlag()"
583 ">= OCL_DEVICE_RV710">;
584def isEG : Predicate<
585 "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && "
586 "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && "
587 "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">;
588
589def isCayman : Predicate<"Subtarget.device()"
590 "->getDeviceFlag() == OCL_DEVICE_CAYMAN">;
591def isEGorCayman : Predicate<"Subtarget.device()"
592 "->getGeneration() == AMDGPUDeviceInfo::HD5XXX"
593 "|| Subtarget.device()->getGeneration() =="
594 "AMDGPUDeviceInfo::HD6XXX">;
595
596def isR600toCayman : Predicate<
597 "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">;
598
599//===----------------------------------------------------------------------===//
Tom Stellardc7e18882013-01-23 02:09:03 +0000600// R600 SDNodes
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000601//===----------------------------------------------------------------------===//
602
Tom Stellard29b15a32013-02-05 17:09:14 +0000603def INTERP_PAIR_XY : AMDGPUShaderInst <
604 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
605 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
606 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
607 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000608
Tom Stellard29b15a32013-02-05 17:09:14 +0000609def INTERP_PAIR_ZW : AMDGPUShaderInst <
610 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
611 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
612 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
613 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000614
Tom Stellardc7e18882013-01-23 02:09:03 +0000615def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +0000616 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune64ca84d2013-03-05 15:04:42 +0000617 [SDNPVariadic]
Tom Stellardc7e18882013-01-23 02:09:03 +0000618>;
619
620//===----------------------------------------------------------------------===//
621// Interpolation Instructions
622//===----------------------------------------------------------------------===//
623
Tom Stellard29b15a32013-02-05 17:09:14 +0000624def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000625 (outs R600_Reg128:$dst),
Tom Stellard29b15a32013-02-05 17:09:14 +0000626 (ins i32imm:$src0),
627 "INTERP_LOAD $src0 : $dst",
628 []>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000629
630def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
631 let bank_swizzle = 5;
632}
633
634def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
635 let bank_swizzle = 5;
636}
637
638def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
639
640//===----------------------------------------------------------------------===//
641// Export Instructions
642//===----------------------------------------------------------------------===//
643
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000644def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000645
646def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
647 [SDNPHasChain, SDNPSideEffect]>;
648
649class ExportWord0 {
650 field bits<32> Word0;
651
652 bits<13> arraybase;
653 bits<2> type;
654 bits<7> gpr;
655 bits<2> elem_size;
656
657 let Word0{12-0} = arraybase;
658 let Word0{14-13} = type;
659 let Word0{21-15} = gpr;
660 let Word0{22} = 0; // RW_REL
661 let Word0{29-23} = 0; // INDEX_GPR
662 let Word0{31-30} = elem_size;
663}
664
665class ExportSwzWord1 {
666 field bits<32> Word1;
667
668 bits<3> sw_x;
669 bits<3> sw_y;
670 bits<3> sw_z;
671 bits<3> sw_w;
672 bits<1> eop;
673 bits<8> inst;
674
675 let Word1{2-0} = sw_x;
676 let Word1{5-3} = sw_y;
677 let Word1{8-6} = sw_z;
678 let Word1{11-9} = sw_w;
679}
680
681class ExportBufWord1 {
682 field bits<32> Word1;
683
684 bits<12> arraySize;
685 bits<4> compMask;
686 bits<1> eop;
687 bits<8> inst;
688
689 let Word1{11-0} = arraySize;
690 let Word1{15-12} = compMask;
691}
692
693multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
694 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
695 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000696 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000697 0, 61, 0, 7, 7, 7, cf_inst, 0)
698 >;
699
700 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
701 (ExportInst
Tom Stellard07b59ba2013-02-07 14:02:37 +0000702 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000703 0, 61, 7, 0, 7, 7, cf_inst, 0)
704 >;
705
Tom Stellard44ddc362013-01-31 22:11:46 +0000706 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000707 (ExportInst
Tom Stellard44ddc362013-01-31 22:11:46 +0000708 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
709 >;
710
711 def : Pat<(int_R600_store_dummy 1),
712 (ExportInst
713 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000714 >;
715
Vincent Lejeuneabfd5f62013-02-14 16:55:06 +0000716 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
717 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
718 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
719 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard254a83e2013-01-23 21:39:49 +0000720 >;
721
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000722}
723
724multiclass SteamOutputExportPattern<Instruction ExportInst,
725 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
726// Stream0
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000727 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
728 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
729 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000730 4095, imm:$mask, buf0inst, 0)>;
731// Stream1
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000732 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
733 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
734 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000735 4095, imm:$mask, buf1inst, 0)>;
736// Stream2
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000737 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
738 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
739 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000740 4095, imm:$mask, buf2inst, 0)>;
741// Stream3
Tom Stellard2a3e0d72013-01-23 21:39:47 +0000742 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
743 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
744 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000745 4095, imm:$mask, buf3inst, 0)>;
746}
747
Vincent Lejeune26ebd7a2013-04-17 15:17:39 +0000748// Export Instructions should not be duplicated by TailDuplication pass
749// (which assumes that duplicable instruction are affected by exec mask)
750let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000751
752class ExportSwzInst : InstR600ISA<(
753 outs),
754 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
755 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
756 i32imm:$eop),
757 !strconcat("EXPORT", " $gpr"),
758 []>, ExportWord0, ExportSwzWord1 {
759 let elem_size = 3;
760 let Inst{31-0} = Word0;
761 let Inst{63-32} = Word1;
762}
763
Vincent Lejeunef846add2013-02-14 16:55:11 +0000764} // End usesCustomInserter = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000765
766class ExportBufInst : InstR600ISA<(
767 outs),
768 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
769 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
770 !strconcat("EXPORT", " $gpr"),
771 []>, ExportWord0, ExportBufWord1 {
772 let elem_size = 0;
773 let Inst{31-0} = Word0;
774 let Inst{63-32} = Word1;
775}
776
Vincent Lejeune8e591912013-04-01 21:47:42 +0000777//===----------------------------------------------------------------------===//
778// Control Flow Instructions
779//===----------------------------------------------------------------------===//
780
781class CF_ALU_WORD0 {
782 field bits<32> Word0;
783
784 bits<22> ADDR;
785 bits<4> KCACHE_BANK0;
786 bits<4> KCACHE_BANK1;
787 bits<2> KCACHE_MODE0;
788
789 let Word0{21-0} = ADDR;
790 let Word0{25-22} = KCACHE_BANK0;
791 let Word0{29-26} = KCACHE_BANK1;
792 let Word0{31-30} = KCACHE_MODE0;
793}
794
795class CF_ALU_WORD1 {
796 field bits<32> Word1;
797
798 bits<2> KCACHE_MODE1;
799 bits<8> KCACHE_ADDR0;
800 bits<8> KCACHE_ADDR1;
801 bits<7> COUNT;
802 bits<1> ALT_CONST;
803 bits<4> CF_INST;
804 bits<1> WHOLE_QUAD_MODE;
805 bits<1> BARRIER;
806
807 let Word1{1-0} = KCACHE_MODE1;
808 let Word1{9-2} = KCACHE_ADDR0;
809 let Word1{17-10} = KCACHE_ADDR1;
810 let Word1{24-18} = COUNT;
811 let Word1{25} = ALT_CONST;
812 let Word1{29-26} = CF_INST;
813 let Word1{30} = WHOLE_QUAD_MODE;
814 let Word1{31} = BARRIER;
815}
816
817class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
818(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1, i32imm:$KCACHE_MODE0, i32imm:$KCACHE_MODE1,
819i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1, i32imm:$COUNT),
820!strconcat(OpName, " $COUNT, @$ADDR, "
821"KC0[CB$KCACHE_BANK0:$KCACHE_ADDR0-$KCACHE_ADDR0+32]"
822", KC1[CB$KCACHE_BANK1:$KCACHE_ADDR1-$KCACHE_ADDR1+32]"),
823[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
824 field bits<64> Inst;
825
826 let CF_INST = inst;
827 let ALT_CONST = 0;
828 let WHOLE_QUAD_MODE = 0;
829 let BARRIER = 1;
830
831 let Inst{31-0} = Word0;
832 let Inst{63-32} = Word1;
833}
834
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000835class CF_WORD0_R600 {
836 field bits<32> Word0;
837
838 bits<32> ADDR;
839
840 let Word0 = ADDR;
841}
842
843class CF_WORD1_R600 {
844 field bits<32> Word1;
845
846 bits<3> POP_COUNT;
847 bits<5> CF_CONST;
848 bits<2> COND;
849 bits<3> COUNT;
850 bits<6> CALL_COUNT;
851 bits<1> COUNT_3;
852 bits<1> END_OF_PROGRAM;
853 bits<1> VALID_PIXEL_MODE;
854 bits<7> CF_INST;
855 bits<1> WHOLE_QUAD_MODE;
856 bits<1> BARRIER;
857
858 let Word1{2-0} = POP_COUNT;
859 let Word1{7-3} = CF_CONST;
860 let Word1{9-8} = COND;
861 let Word1{12-10} = COUNT;
862 let Word1{18-13} = CALL_COUNT;
863 let Word1{19} = COUNT_3;
864 let Word1{21} = END_OF_PROGRAM;
865 let Word1{22} = VALID_PIXEL_MODE;
866 let Word1{29-23} = CF_INST;
867 let Word1{30} = WHOLE_QUAD_MODE;
868 let Word1{31} = BARRIER;
869}
870
871class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
872ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
873 field bits<64> Inst;
874
875 let CF_INST = inst;
876 let BARRIER = 1;
877 let CF_CONST = 0;
878 let VALID_PIXEL_MODE = 0;
879 let COND = 0;
880 let CALL_COUNT = 0;
881 let COUNT_3 = 0;
882 let END_OF_PROGRAM = 0;
883 let WHOLE_QUAD_MODE = 0;
884
885 let Inst{31-0} = Word0;
886 let Inst{63-32} = Word1;
887}
888
889class CF_WORD0_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000890 field bits<32> Word0;
891
892 bits<24> ADDR;
893 bits<3> JUMPTABLE_SEL;
894
895 let Word0{23-0} = ADDR;
896 let Word0{26-24} = JUMPTABLE_SEL;
897}
898
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000899class CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000900 field bits<32> Word1;
901
902 bits<3> POP_COUNT;
903 bits<5> CF_CONST;
904 bits<2> COND;
905 bits<6> COUNT;
906 bits<1> VALID_PIXEL_MODE;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000907 bits<1> END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000908 bits<8> CF_INST;
909 bits<1> BARRIER;
910
911 let Word1{2-0} = POP_COUNT;
912 let Word1{7-3} = CF_CONST;
913 let Word1{9-8} = COND;
914 let Word1{15-10} = COUNT;
915 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard015f5862013-04-29 22:23:54 +0000916 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000917 let Word1{29-22} = CF_INST;
918 let Word1{31} = BARRIER;
919}
920
Vincent Lejeunebd7c6342013-04-08 13:05:49 +0000921class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
922ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeune08001a52013-04-01 21:48:05 +0000923 field bits<64> Inst;
924
925 let CF_INST = inst;
926 let BARRIER = 1;
927 let JUMPTABLE_SEL = 0;
928 let CF_CONST = 0;
929 let VALID_PIXEL_MODE = 0;
930 let COND = 0;
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000931 let END_OF_PROGRAM = 0;
Vincent Lejeune08001a52013-04-01 21:48:05 +0000932
933 let Inst{31-0} = Word0;
934 let Inst{63-32} = Word1;
935}
936
Vincent Lejeune8e591912013-04-01 21:47:42 +0000937def CF_ALU : ALU_CLAUSE<8, "ALU">;
938def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
939
Vincent Lejeuneb6379de2013-04-30 00:13:53 +0000940def FETCH_CLAUSE : AMDGPUInst <(outs),
941(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
942 field bits<8> Inst;
943 bits<8> num;
944 let Inst = num;
945}
946
Vincent Lejeune2c836f82013-04-30 00:14:38 +0000947def ALU_CLAUSE : AMDGPUInst <(outs),
948(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
949 field bits<8> Inst;
950 bits<8> num;
951 let Inst = num;
952}
953
954def LITERALS : AMDGPUInst <(outs),
955(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
956 field bits<64> Inst;
957 bits<32> literal1;
958 bits<32> literal2;
959
960 let Inst{31-0} = literal1;
961 let Inst{63-32} = literal2;
962}
963
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +0000964def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
965 field bits<64> Inst;
966}
967
Vincent Lejeunea311c5262013-02-10 17:57:33 +0000968let Predicates = [isR600toCayman] in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +0000969
970//===----------------------------------------------------------------------===//
971// Common Instructions R600, R700, Evergreen, Cayman
972//===----------------------------------------------------------------------===//
973
974def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
975// Non-IEEE MUL: 0 * anything = 0
976def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
977def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
978def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
979def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
980
981// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
982// so some of the instruction names don't match the asm string.
983// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
984def SETE : R600_2OP <
985 0x08, "SETE",
986 [(set R600_Reg32:$dst,
987 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO,
988 COND_EQ))]
989>;
990
991def SGT : R600_2OP <
992 0x09, "SETGT",
993 [(set R600_Reg32:$dst,
994 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO,
995 COND_GT))]
996>;
997
998def SGE : R600_2OP <
999 0xA, "SETGE",
1000 [(set R600_Reg32:$dst,
1001 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO,
1002 COND_GE))]
1003>;
1004
1005def SNE : R600_2OP <
1006 0xB, "SETNE",
1007 [(set R600_Reg32:$dst,
1008 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO,
1009 COND_NE))]
1010>;
1011
Tom Stellard1234c9b2013-02-07 14:02:35 +00001012def SETE_DX10 : R600_2OP <
1013 0xC, "SETE_DX10",
1014 [(set R600_Reg32:$dst,
1015 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0),
1016 COND_EQ))]
1017>;
1018
1019def SETGT_DX10 : R600_2OP <
1020 0xD, "SETGT_DX10",
1021 [(set R600_Reg32:$dst,
1022 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0),
1023 COND_GT))]
1024>;
1025
1026def SETGE_DX10 : R600_2OP <
1027 0xE, "SETGE_DX10",
1028 [(set R600_Reg32:$dst,
1029 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0),
1030 COND_GE))]
1031>;
1032
1033def SETNE_DX10 : R600_2OP <
1034 0xF, "SETNE_DX10",
1035 [(set R600_Reg32:$dst,
1036 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0),
1037 COND_NE))]
1038>;
1039
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001040def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1041def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1042def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1043def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1044def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1045
1046def MOV : R600_1OP <0x19, "MOV", []>;
1047
1048let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1049
1050class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1051 (outs R600_Reg32:$dst),
1052 (ins immType:$imm),
1053 "",
1054 []
1055>;
1056
1057} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1058
1059def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1060def : Pat <
1061 (imm:$val),
1062 (MOV_IMM_I32 imm:$val)
1063>;
1064
1065def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1066def : Pat <
1067 (fpimm:$val),
1068 (MOV_IMM_F32 fpimm:$val)
1069>;
1070
1071def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1072def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1073def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1074def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1075
1076let hasSideEffects = 1 in {
1077
1078def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1079
1080} // end hasSideEffects
1081
1082def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1083def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1084def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1085def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1086def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1087def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1088def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1089def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellardeef0d5a2012-12-21 20:12:01 +00001090def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001091def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1092
1093def SETE_INT : R600_2OP <
1094 0x3A, "SETE_INT",
1095 [(set (i32 R600_Reg32:$dst),
1096 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETEQ))]
1097>;
1098
1099def SETGT_INT : R600_2OP <
Tom Stellardb4409612013-02-07 14:02:27 +00001100 0x3B, "SETGT_INT",
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001101 [(set (i32 R600_Reg32:$dst),
1102 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETGT))]
1103>;
1104
1105def SETGE_INT : R600_2OP <
1106 0x3C, "SETGE_INT",
1107 [(set (i32 R600_Reg32:$dst),
1108 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETGE))]
1109>;
1110
1111def SETNE_INT : R600_2OP <
1112 0x3D, "SETNE_INT",
1113 [(set (i32 R600_Reg32:$dst),
1114 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETNE))]
1115>;
1116
1117def SETGT_UINT : R600_2OP <
1118 0x3E, "SETGT_UINT",
1119 [(set (i32 R600_Reg32:$dst),
1120 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUGT))]
1121>;
1122
1123def SETGE_UINT : R600_2OP <
1124 0x3F, "SETGE_UINT",
1125 [(set (i32 R600_Reg32:$dst),
1126 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUGE))]
1127>;
1128
1129def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1130def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1131def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1132def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1133
1134def CNDE_INT : R600_3OP <
1135 0x1C, "CNDE_INT",
1136 [(set (i32 R600_Reg32:$dst),
1137 (selectcc (i32 R600_Reg32:$src0), 0,
1138 (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2),
1139 COND_EQ))]
1140>;
1141
1142def CNDGE_INT : R600_3OP <
1143 0x1E, "CNDGE_INT",
1144 [(set (i32 R600_Reg32:$dst),
1145 (selectcc (i32 R600_Reg32:$src0), 0,
1146 (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2),
1147 COND_GE))]
1148>;
1149
1150def CNDGT_INT : R600_3OP <
1151 0x1D, "CNDGT_INT",
1152 [(set (i32 R600_Reg32:$dst),
1153 (selectcc (i32 R600_Reg32:$src0), 0,
1154 (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2),
1155 COND_GT))]
1156>;
1157
1158//===----------------------------------------------------------------------===//
1159// Texture instructions
1160//===----------------------------------------------------------------------===//
1161
1162def TEX_LD : R600_TEX <
1163 0x03, "TEX_LD",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001164 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txf R600_Reg128:$SRC_GPR,
1165 imm:$OFFSET_X, imm:$OFFSET_Y, imm:$OFFSET_Z, imm:$RESOURCE_ID,
1166 imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001167> {
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001168let AsmString = "TEX_LD $DST_GPR, $SRC_GPR, $OFFSET_X, $OFFSET_Y, $OFFSET_Z,"
1169 "$RESOURCE_ID, $SAMPLER_ID, $textureTarget";
1170let InOperandList = (ins R600_Reg128:$SRC_GPR, i32imm:$OFFSET_X,
1171 i32imm:$OFFSET_Y, i32imm:$OFFSET_Z, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1172 i32imm:$textureTarget);
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001173}
1174
1175def TEX_GET_TEXTURE_RESINFO : R600_TEX <
1176 0x04, "TEX_GET_TEXTURE_RESINFO",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001177 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txq R600_Reg128:$SRC_GPR,
1178 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001179>;
1180
1181def TEX_GET_GRADIENTS_H : R600_TEX <
1182 0x07, "TEX_GET_GRADIENTS_H",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001183 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_ddx R600_Reg128:$SRC_GPR,
1184 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001185>;
1186
1187def TEX_GET_GRADIENTS_V : R600_TEX <
1188 0x08, "TEX_GET_GRADIENTS_V",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001189 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_ddy R600_Reg128:$SRC_GPR,
1190 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001191>;
1192
1193def TEX_SET_GRADIENTS_H : R600_TEX <
1194 0x0B, "TEX_SET_GRADIENTS_H",
1195 []
1196>;
1197
1198def TEX_SET_GRADIENTS_V : R600_TEX <
1199 0x0C, "TEX_SET_GRADIENTS_V",
1200 []
1201>;
1202
1203def TEX_SAMPLE : R600_TEX <
1204 0x10, "TEX_SAMPLE",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001205 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_tex R600_Reg128:$SRC_GPR,
1206 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001207>;
1208
1209def TEX_SAMPLE_C : R600_TEX <
1210 0x18, "TEX_SAMPLE_C",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001211 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_tex R600_Reg128:$SRC_GPR,
1212 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001213>;
1214
1215def TEX_SAMPLE_L : R600_TEX <
1216 0x11, "TEX_SAMPLE_L",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001217 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txl R600_Reg128:$SRC_GPR,
1218 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001219>;
1220
1221def TEX_SAMPLE_C_L : R600_TEX <
1222 0x19, "TEX_SAMPLE_C_L",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001223 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txl R600_Reg128:$SRC_GPR,
1224 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001225>;
1226
1227def TEX_SAMPLE_LB : R600_TEX <
1228 0x12, "TEX_SAMPLE_LB",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001229 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txb R600_Reg128:$SRC_GPR,
1230 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001231>;
1232
1233def TEX_SAMPLE_C_LB : R600_TEX <
1234 0x1A, "TEX_SAMPLE_C_LB",
Vincent Lejeune2691fe92013-03-31 19:33:04 +00001235 [(set R600_Reg128:$DST_GPR, (int_AMDGPU_txb R600_Reg128:$SRC_GPR,
1236 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001237>;
1238
1239def TEX_SAMPLE_G : R600_TEX <
1240 0x14, "TEX_SAMPLE_G",
1241 []
1242>;
1243
1244def TEX_SAMPLE_C_G : R600_TEX <
1245 0x1C, "TEX_SAMPLE_C_G",
1246 []
1247>;
1248
1249//===----------------------------------------------------------------------===//
1250// Helper classes for common instructions
1251//===----------------------------------------------------------------------===//
1252
1253class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1254 inst, "MUL_LIT",
1255 []
1256>;
1257
1258class MULADD_Common <bits<5> inst> : R600_3OP <
1259 inst, "MULADD",
Vincent Lejeunee3111962013-02-18 14:11:28 +00001260 []
1261>;
1262
1263class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1264 inst, "MULADD_IEEE",
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001265 [(set (f32 R600_Reg32:$dst),
Vincent Lejeunee3111962013-02-18 14:11:28 +00001266 (fadd (fmul R600_Reg32:$src0, R600_Reg32:$src1), R600_Reg32:$src2))]
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001267>;
1268
1269class CNDE_Common <bits<5> inst> : R600_3OP <
1270 inst, "CNDE",
1271 [(set R600_Reg32:$dst,
1272 (selectcc (f32 R600_Reg32:$src0), FP_ZERO,
1273 (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2),
1274 COND_EQ))]
1275>;
1276
1277class CNDGT_Common <bits<5> inst> : R600_3OP <
1278 inst, "CNDGT",
1279 [(set R600_Reg32:$dst,
1280 (selectcc (f32 R600_Reg32:$src0), FP_ZERO,
1281 (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2),
1282 COND_GT))]
1283>;
1284
1285class CNDGE_Common <bits<5> inst> : R600_3OP <
1286 inst, "CNDGE",
1287 [(set R600_Reg32:$dst,
1288 (selectcc (f32 R600_Reg32:$src0), FP_ZERO,
1289 (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2),
1290 COND_GE))]
1291>;
1292
1293multiclass DOT4_Common <bits<11> inst> {
1294
1295 def _pseudo : R600_REDUCTION <inst,
1296 (ins R600_Reg128:$src0, R600_Reg128:$src1),
1297 "DOT4 $dst $src0, $src1",
1298 [(set R600_Reg32:$dst, (int_AMDGPU_dp4 R600_Reg128:$src0, R600_Reg128:$src1))]
1299 >;
1300
1301 def _real : R600_2OP <inst, "DOT4", []>;
1302}
1303
1304let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1305multiclass CUBE_Common <bits<11> inst> {
1306
1307 def _pseudo : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001308 (outs R600_Reg128:$dst),
1309 (ins R600_Reg128:$src),
1310 "CUBE $dst $src",
1311 [(set R600_Reg128:$dst, (int_AMDGPU_cube R600_Reg128:$src))],
1312 VecALU
1313 > {
1314 let isPseudo = 1;
1315 }
1316
1317 def _real : R600_2OP <inst, "CUBE", []>;
1318}
1319} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1320
1321class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1322 inst, "EXP_IEEE", fexp2
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001323> {
1324 let TransOnly = 1;
1325 let Itinerary = TransALU;
1326}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001327
1328class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1329 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001330> {
1331 let TransOnly = 1;
1332 let Itinerary = TransALU;
1333}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001334
1335class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1336 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001337> {
1338 let TransOnly = 1;
1339 let Itinerary = TransALU;
1340}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001341
1342class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1343 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001344> {
1345 let TransOnly = 1;
1346 let Itinerary = TransALU;
1347}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001348
1349class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1350 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001351> {
1352 let TransOnly = 1;
1353 let Itinerary = TransALU;
1354}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001355
1356class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1357 inst, "LOG_CLAMPED", []
1358>;
1359
1360class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1361 inst, "LOG_IEEE", flog2
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 LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1368class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1369class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1370class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1371 inst, "MULHI_INT", mulhs
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001372> {
1373 let TransOnly = 1;
1374 let Itinerary = TransALU;
1375}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001376class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1377 inst, "MULHI", mulhu
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001378> {
1379 let TransOnly = 1;
1380 let Itinerary = TransALU;
1381}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001382class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1383 inst, "MULLO_INT", mul
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001384> {
1385 let TransOnly = 1;
1386 let Itinerary = TransALU;
1387}
1388class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1389 let TransOnly = 1;
1390 let Itinerary = TransALU;
1391}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001392
1393class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1394 inst, "RECIP_CLAMPED", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001395> {
1396 let TransOnly = 1;
1397 let Itinerary = TransALU;
1398}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001399
1400class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
1401 inst, "RECIP_IEEE", [(set R600_Reg32:$dst, (fdiv FP_ONE, R600_Reg32:$src0))]
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001402> {
1403 let TransOnly = 1;
1404 let Itinerary = TransALU;
1405}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001406
1407class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1408 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001409> {
1410 let TransOnly = 1;
1411 let Itinerary = TransALU;
1412}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001413
1414class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1415 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001416> {
1417 let TransOnly = 1;
1418 let Itinerary = TransALU;
1419}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001420
1421class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1422 inst, "RECIPSQRT_IEEE", []
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001423> {
1424 let TransOnly = 1;
1425 let Itinerary = TransALU;
1426}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001427
1428class SIN_Common <bits<11> inst> : R600_1OP <
1429 inst, "SIN", []>{
1430 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001431 let TransOnly = 1;
1432 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001433}
1434
1435class COS_Common <bits<11> inst> : R600_1OP <
1436 inst, "COS", []> {
1437 let Trig = 1;
Vincent Lejeuneabcde262013-04-30 00:14:17 +00001438 let TransOnly = 1;
1439 let Itinerary = TransALU;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001440}
1441
1442//===----------------------------------------------------------------------===//
1443// Helper patterns for complex intrinsics
1444//===----------------------------------------------------------------------===//
1445
1446multiclass DIV_Common <InstR600 recip_ieee> {
1447def : Pat<
1448 (int_AMDGPU_div R600_Reg32:$src0, R600_Reg32:$src1),
Vincent Lejeunef49cf1c2013-03-05 15:04:37 +00001449 (MUL_IEEE R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001450>;
1451
1452def : Pat<
1453 (fdiv R600_Reg32:$src0, R600_Reg32:$src1),
Vincent Lejeunef49cf1c2013-03-05 15:04:37 +00001454 (MUL_IEEE R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001455>;
1456}
1457
1458class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee> : Pat <
1459 (int_TGSI_lit_z R600_Reg32:$src_x, R600_Reg32:$src_y, R600_Reg32:$src_w),
1460 (exp_ieee (mul_lit (log_clamped (MAX R600_Reg32:$src_y, (f32 ZERO))), R600_Reg32:$src_w, R600_Reg32:$src_x))
1461>;
1462
1463//===----------------------------------------------------------------------===//
1464// R600 / R700 Instructions
1465//===----------------------------------------------------------------------===//
1466
1467let Predicates = [isR600] in {
1468
1469 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1470 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001471 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001472 def CNDE_r600 : CNDE_Common<0x18>;
1473 def CNDGT_r600 : CNDGT_Common<0x19>;
1474 def CNDGE_r600 : CNDGE_Common<0x1A>;
1475 defm DOT4_r600 : DOT4_Common<0x50>;
1476 defm CUBE_r600 : CUBE_Common<0x52>;
1477 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1478 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1479 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1480 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1481 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1482 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1483 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1484 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1485 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1486 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1487 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1488 def SIN_r600 : SIN_Common<0x6E>;
1489 def COS_r600 : COS_Common<0x6F>;
1490 def ASHR_r600 : ASHR_Common<0x70>;
1491 def LSHR_r600 : LSHR_Common<0x71>;
1492 def LSHL_r600 : LSHL_Common<0x72>;
1493 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1494 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1495 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1496 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1497 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1498
1499 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Michel Danzerc446baa2013-03-22 14:09:10 +00001500 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL, R600_Reg32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001501 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1502
1503 def : Pat<(fsqrt R600_Reg32:$src),
1504 (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_r600 R600_Reg32:$src))>;
1505
1506 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001507 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001508 let Word1{21} = eop;
1509 let Word1{22} = 1; // VALID_PIXEL_MODE
1510 let Word1{30-23} = inst;
1511 let Word1{31} = 1; // BARRIER
1512 }
1513 defm : ExportPattern<R600_ExportSwz, 39>;
1514
1515 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001516 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001517 let Word1{21} = eop;
1518 let Word1{22} = 1; // VALID_PIXEL_MODE
1519 let Word1{30-23} = inst;
1520 let Word1{31} = 1; // BARRIER
1521 }
1522 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001523
1524 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1525 "TEX $COUNT @$ADDR"> {
1526 let POP_COUNT = 0;
1527 }
1528 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1529 "VTX $COUNT @$ADDR"> {
1530 let POP_COUNT = 0;
1531 }
1532 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1533 "LOOP_START_DX10 @$ADDR"> {
1534 let POP_COUNT = 0;
1535 let COUNT = 0;
1536 }
1537 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1538 let POP_COUNT = 0;
1539 let COUNT = 0;
1540 }
1541 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1542 "LOOP_BREAK @$ADDR"> {
1543 let POP_COUNT = 0;
1544 let COUNT = 0;
1545 }
1546 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1547 "CONTINUE @$ADDR"> {
1548 let POP_COUNT = 0;
1549 let COUNT = 0;
1550 }
1551 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1552 "JUMP @$ADDR POP:$POP_COUNT"> {
1553 let COUNT = 0;
1554 }
1555 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1556 "ELSE @$ADDR POP:$POP_COUNT"> {
1557 let COUNT = 0;
1558 }
1559 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1560 let ADDR = 0;
1561 let COUNT = 0;
1562 let POP_COUNT = 0;
1563 }
1564 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1565 "POP @$ADDR POP:$POP_COUNT"> {
1566 let COUNT = 0;
1567 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001568 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1569 let COUNT = 0;
1570 let POP_COUNT = 0;
1571 let ADDR = 0;
1572 let END_OF_PROGRAM = 1;
1573 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001574
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001575}
1576
1577// Helper pattern for normalizing inputs to triginomic instructions for R700+
1578// cards.
1579class COS_PAT <InstR600 trig> : Pat<
1580 (fcos R600_Reg32:$src),
Vincent Lejeunef49cf1c2013-03-05 15:04:37 +00001581 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001582>;
1583
1584class SIN_PAT <InstR600 trig> : Pat<
1585 (fsin R600_Reg32:$src),
Vincent Lejeunef49cf1c2013-03-05 15:04:37 +00001586 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001587>;
1588
1589//===----------------------------------------------------------------------===//
1590// R700 Only instructions
1591//===----------------------------------------------------------------------===//
1592
1593let Predicates = [isR700] in {
1594 def SIN_r700 : SIN_Common<0x6E>;
1595 def COS_r700 : COS_Common<0x6F>;
1596
1597 // R700 normalizes inputs to SIN/COS the same as EG
1598 def : SIN_PAT <SIN_r700>;
1599 def : COS_PAT <COS_r700>;
1600}
1601
1602//===----------------------------------------------------------------------===//
1603// Evergreen Only instructions
1604//===----------------------------------------------------------------------===//
1605
1606let Predicates = [isEG] in {
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001607
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001608def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1609defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1610
1611def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1612def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1613def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1614def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1615def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1616def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1617def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1618def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1619def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1620def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1621def SIN_eg : SIN_Common<0x8D>;
1622def COS_eg : COS_Common<0x8E>;
1623
Michel Danzerc446baa2013-03-22 14:09:10 +00001624def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL, R600_Reg32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001625def : SIN_PAT <SIN_eg>;
1626def : COS_PAT <COS_eg>;
1627def : Pat<(fsqrt R600_Reg32:$src),
1628 (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_eg R600_Reg32:$src))>;
1629} // End Predicates = [isEG]
1630
1631//===----------------------------------------------------------------------===//
1632// Evergreen / Cayman Instructions
1633//===----------------------------------------------------------------------===//
1634
1635let Predicates = [isEGorCayman] in {
1636
1637 // BFE_UINT - bit_extract, an optimization for mask and shift
1638 // Src0 = Input
1639 // Src1 = Offset
1640 // Src2 = Width
1641 //
1642 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1643 //
1644 // Example Usage:
1645 // (Offset, Width)
1646 //
1647 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1648 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1649 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1650 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1651 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
1652 [(set R600_Reg32:$dst, (int_AMDIL_bit_extract_u32 R600_Reg32:$src0,
1653 R600_Reg32:$src1,
1654 R600_Reg32:$src2))],
1655 VecALU
1656 >;
1657
Tom Stellard48b809e2013-04-19 02:11:06 +00001658 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", []>;
1659 defm : BFIPatterns <BFI_INT_eg>;
1660
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001661 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
1662 [(set R600_Reg32:$dst, (AMDGPUbitalign R600_Reg32:$src0, R600_Reg32:$src1,
1663 R600_Reg32:$src2))],
1664 VecALU
1665 >;
1666
1667 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeunee3111962013-02-18 14:11:28 +00001668 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001669 def ASHR_eg : ASHR_Common<0x15>;
1670 def LSHR_eg : LSHR_Common<0x16>;
1671 def LSHL_eg : LSHL_Common<0x17>;
1672 def CNDE_eg : CNDE_Common<0x19>;
1673 def CNDGT_eg : CNDGT_Common<0x1A>;
1674 def CNDGE_eg : CNDGE_Common<0x1B>;
1675 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1676 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
1677 defm DOT4_eg : DOT4_Common<0xBE>;
1678 defm CUBE_eg : CUBE_Common<0xC0>;
1679
Tom Stellardc0b0c672013-02-06 17:32:29 +00001680let hasSideEffects = 1 in {
1681 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1682}
1683
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001684 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1685
1686 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1687 let Pattern = [];
1688 }
1689
1690 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1691
1692 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1693 let Pattern = [];
1694 }
1695
1696 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1697
1698 // TRUNC is used for the FLT_TO_INT instructions to work around a
1699 // perceived problem where the rounding modes are applied differently
1700 // depending on the instruction and the slot they are in.
1701 // See:
1702 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1703 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1704 //
1705 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1706 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1707 // We should look into handling these cases separately.
1708 def : Pat<(fp_to_sint R600_Reg32:$src0),
1709 (FLT_TO_INT_eg (TRUNC R600_Reg32:$src0))>;
1710
1711 def : Pat<(fp_to_uint R600_Reg32:$src0),
1712 (FLT_TO_UINT_eg (TRUNC R600_Reg32:$src0))>;
1713
1714 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001715 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001716 let Word1{20} = 1; // VALID_PIXEL_MODE
1717 let Word1{21} = eop;
1718 let Word1{29-22} = inst;
1719 let Word1{30} = 0; // MARK
1720 let Word1{31} = 1; // BARRIER
1721 }
1722 defm : ExportPattern<EG_ExportSwz, 83>;
1723
1724 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune58df1692013-04-17 15:17:32 +00001725 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001726 let Word1{20} = 1; // VALID_PIXEL_MODE
1727 let Word1{21} = eop;
1728 let Word1{29-22} = inst;
1729 let Word1{30} = 0; // MARK
1730 let Word1{31} = 1; // BARRIER
1731 }
1732 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1733
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001734 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1735 "TEX $COUNT @$ADDR"> {
1736 let POP_COUNT = 0;
1737 }
1738 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1739 "VTX $COUNT @$ADDR"> {
1740 let POP_COUNT = 0;
1741 }
1742 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1743 "LOOP_START_DX10 @$ADDR"> {
1744 let POP_COUNT = 0;
1745 let COUNT = 0;
1746 }
1747 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1748 let POP_COUNT = 0;
1749 let COUNT = 0;
1750 }
1751 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1752 "LOOP_BREAK @$ADDR"> {
1753 let POP_COUNT = 0;
1754 let COUNT = 0;
1755 }
1756 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1757 "CONTINUE @$ADDR"> {
1758 let POP_COUNT = 0;
1759 let COUNT = 0;
1760 }
1761 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1762 "JUMP @$ADDR POP:$POP_COUNT"> {
1763 let COUNT = 0;
1764 }
1765 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1766 "ELSE @$ADDR POP:$POP_COUNT"> {
1767 let COUNT = 0;
1768 }
1769 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1770 let ADDR = 0;
1771 let COUNT = 0;
1772 let POP_COUNT = 0;
1773 }
1774 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1775 "POP @$ADDR POP:$POP_COUNT"> {
1776 let COUNT = 0;
1777 }
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00001778 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1779 let COUNT = 0;
1780 let POP_COUNT = 0;
1781 let ADDR = 0;
1782 let END_OF_PROGRAM = 1;
1783 }
Vincent Lejeunebd7c6342013-04-08 13:05:49 +00001784
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001785//===----------------------------------------------------------------------===//
1786// Memory read/write instructions
1787//===----------------------------------------------------------------------===//
1788let usesCustomInserter = 1 in {
1789
1790class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1791 list<dag> pattern>
1792 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins,
1793 !strconcat(name, " $rw_gpr, $index_gpr, $eop"), pattern> {
1794 let RIM = 0;
1795 // XXX: Have a separate instruction for non-indexed writes.
1796 let TYPE = 1;
1797 let RW_REL = 0;
1798 let ELEM_SIZE = 0;
1799
1800 let ARRAY_SIZE = 0;
1801 let COMP_MASK = comp_mask;
1802 let BURST_COUNT = 0;
1803 let VPM = 0;
1804 let MARK = 0;
1805 let BARRIER = 1;
1806}
1807
1808} // End usesCustomInserter = 1
1809
1810// 32-bit store
1811def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1812 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1813 0x1, "RAT_WRITE_CACHELESS_32_eg",
1814 [(global_store (i32 R600_TReg32_X:$rw_gpr), R600_TReg32_X:$index_gpr)]
1815>;
1816
1817//128-bit store
1818def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1819 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1820 0xf, "RAT_WRITE_CACHELESS_128",
1821 [(global_store (v4i32 R600_Reg128:$rw_gpr), R600_TReg32_X:$index_gpr)]
1822>;
1823
1824class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Tom Stellard80537b92013-01-23 02:09:01 +00001825 : InstR600ISA <outs, (ins MEMxi:$ptr), name#" $dst, $ptr", pattern>,
1826 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001827
1828 // Static fields
Tom Stellard80537b92013-01-23 02:09:01 +00001829 let VC_INST = 0;
1830 let FETCH_TYPE = 2;
1831 let FETCH_WHOLE_QUAD = 0;
1832 let BUFFER_ID = buffer_id;
1833 let SRC_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001834 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1835 // to store vertex addresses in any channel, not just X.
Tom Stellard80537b92013-01-23 02:09:01 +00001836 let SRC_SEL_X = 0;
1837 let DST_REL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001838 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1839 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1840 // however, based on my testing if USE_CONST_FIELDS is set, then all
1841 // these fields need to be set to 0.
Tom Stellard80537b92013-01-23 02:09:01 +00001842 let USE_CONST_FIELDS = 0;
1843 let NUM_FORMAT_ALL = 1;
1844 let FORMAT_COMP_ALL = 0;
1845 let SRF_MODE_ALL = 0;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001846
Tom Stellard80537b92013-01-23 02:09:01 +00001847 let Inst{31-0} = Word0;
1848 let Inst{63-32} = Word1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001849 // LLVM can only encode 64-bit instructions, so these fields are manually
1850 // encoded in R600CodeEmitter
1851 //
1852 // bits<16> OFFSET;
1853 // bits<2> ENDIAN_SWAP = 0;
1854 // bits<1> CONST_BUF_NO_STRIDE = 0;
1855 // bits<1> MEGA_FETCH = 0;
1856 // bits<1> ALT_CONST = 0;
1857 // bits<2> BUFFER_INDEX_MODE = 0;
1858
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001859
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001860
1861 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1862 // is done in R600CodeEmitter
1863 //
1864 // Inst{79-64} = OFFSET;
1865 // Inst{81-80} = ENDIAN_SWAP;
1866 // Inst{82} = CONST_BUF_NO_STRIDE;
1867 // Inst{83} = MEGA_FETCH;
1868 // Inst{84} = ALT_CONST;
1869 // Inst{86-85} = BUFFER_INDEX_MODE;
1870 // Inst{95-86} = 0; Reserved
1871
1872 // VTX_WORD3 (Padding)
1873 //
1874 // Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00001875
1876 let VTXInst = 1;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001877}
1878
1879class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
1880 : VTX_READ_eg <"VTX_READ_8", buffer_id, (outs R600_TReg32_X:$dst),
1881 pattern> {
1882
1883 let MEGA_FETCH_COUNT = 1;
1884 let DST_SEL_X = 0;
1885 let DST_SEL_Y = 7; // Masked
1886 let DST_SEL_Z = 7; // Masked
1887 let DST_SEL_W = 7; // Masked
1888 let DATA_FORMAT = 1; // FMT_8
1889}
1890
1891class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
1892 : VTX_READ_eg <"VTX_READ_16", buffer_id, (outs R600_TReg32_X:$dst),
1893 pattern> {
1894 let MEGA_FETCH_COUNT = 2;
1895 let DST_SEL_X = 0;
1896 let DST_SEL_Y = 7; // Masked
1897 let DST_SEL_Z = 7; // Masked
1898 let DST_SEL_W = 7; // Masked
1899 let DATA_FORMAT = 5; // FMT_16
1900
1901}
1902
1903class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
1904 : VTX_READ_eg <"VTX_READ_32", buffer_id, (outs R600_TReg32_X:$dst),
1905 pattern> {
1906
1907 let MEGA_FETCH_COUNT = 4;
1908 let DST_SEL_X = 0;
1909 let DST_SEL_Y = 7; // Masked
1910 let DST_SEL_Z = 7; // Masked
1911 let DST_SEL_W = 7; // Masked
1912 let DATA_FORMAT = 0xD; // COLOR_32
1913
1914 // This is not really necessary, but there were some GPU hangs that appeared
1915 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001916 // to the $ptr registers of the VTX_READ.
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001917 // e.g.
1918 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1919 // %T2_X<def> = MOV %ZERO
1920 //Adding this constraint prevents this from happening.
1921 let Constraints = "$ptr.ptr = $dst";
1922}
1923
1924class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
1925 : VTX_READ_eg <"VTX_READ_128", buffer_id, (outs R600_Reg128:$dst),
1926 pattern> {
1927
1928 let MEGA_FETCH_COUNT = 16;
1929 let DST_SEL_X = 0;
1930 let DST_SEL_Y = 1;
1931 let DST_SEL_Z = 2;
1932 let DST_SEL_W = 3;
1933 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1934
1935 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1936 // that holds its buffer address to avoid potential hangs. We can't use
1937 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1938 // registers are different sizes.
1939}
1940
1941//===----------------------------------------------------------------------===//
1942// VTX Read from parameter memory space
1943//===----------------------------------------------------------------------===//
1944
1945def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
1946 [(set (i32 R600_TReg32_X:$dst), (load_param_zexti8 ADDRVTX_READ:$ptr))]
1947>;
1948
1949def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
1950 [(set (i32 R600_TReg32_X:$dst), (load_param_zexti16 ADDRVTX_READ:$ptr))]
1951>;
1952
1953def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
1954 [(set (i32 R600_TReg32_X:$dst), (load_param ADDRVTX_READ:$ptr))]
1955>;
1956
Tom Stellard76308d82013-02-13 22:05:20 +00001957def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
1958 [(set (v4i32 R600_Reg128:$dst), (load_param ADDRVTX_READ:$ptr))]
1959>;
1960
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001961//===----------------------------------------------------------------------===//
1962// VTX Read from global memory space
1963//===----------------------------------------------------------------------===//
1964
1965// 8-bit reads
1966def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
1967 [(set (i32 R600_TReg32_X:$dst), (zextloadi8_global ADDRVTX_READ:$ptr))]
1968>;
1969
1970// 32-bit reads
1971def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
1972 [(set (i32 R600_TReg32_X:$dst), (global_load ADDRVTX_READ:$ptr))]
1973>;
1974
1975// 128-bit reads
1976def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
1977 [(set (v4i32 R600_Reg128:$dst), (global_load ADDRVTX_READ:$ptr))]
1978>;
1979
1980//===----------------------------------------------------------------------===//
1981// Constant Loads
1982// XXX: We are currently storing all constants in the global address space.
1983//===----------------------------------------------------------------------===//
1984
1985def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
1986 [(set (i32 R600_TReg32_X:$dst), (constant_load ADDRVTX_READ:$ptr))]
1987>;
1988
1989}
1990
Tom Stellardc0b0c672013-02-06 17:32:29 +00001991//===----------------------------------------------------------------------===//
1992// Regist loads and stores - for indirect addressing
1993//===----------------------------------------------------------------------===//
1994
1995defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1996
Tom Stellardf98f2ce2012-12-11 21:25:42 +00001997let Predicates = [isCayman] in {
1998
Vincent Lejeunea311c5262013-02-10 17:57:33 +00001999let isVector = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002000
2001def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
2002
2003def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
2004def MULHI_INT_cm : MULHI_INT_Common<0x90>;
2005def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
2006def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
2007def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
2008def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzerc446baa2013-03-22 14:09:10 +00002009def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002010def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
2011def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
2012def SIN_cm : SIN_Common<0x8D>;
2013def COS_cm : COS_Common<0x8E>;
2014} // End isVector = 1
2015
Michel Danzerc446baa2013-03-22 14:09:10 +00002016def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL, R600_Reg32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002017def : SIN_PAT <SIN_cm>;
2018def : COS_PAT <COS_cm>;
2019
2020defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
2021
2022// RECIP_UINT emulation for Cayman
Michel Danzerb187f8c2013-04-10 17:17:56 +00002023// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002024def : Pat <
2025 (AMDGPUurecip R600_Reg32:$src0),
2026 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg R600_Reg32:$src0)),
Michel Danzerb187f8c2013-04-10 17:17:56 +00002027 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002028>;
2029
Vincent Lejeune7a28d8a2013-04-23 17:34:00 +00002030 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
2031 let ADDR = 0;
2032 let POP_COUNT = 0;
2033 let COUNT = 0;
2034 }
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002035
2036def : Pat<(fsqrt R600_Reg32:$src),
2037 (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm R600_Reg32:$src))>;
2038
2039} // End isCayman
2040
2041//===----------------------------------------------------------------------===//
2042// Branch Instructions
2043//===----------------------------------------------------------------------===//
2044
2045
2046def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2047 "IF_PREDICATE_SET $src", []>;
2048
2049def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2050 "PREDICATED_BREAK $src", []>;
2051
2052//===----------------------------------------------------------------------===//
2053// Pseudo instructions
2054//===----------------------------------------------------------------------===//
2055
2056let isPseudo = 1 in {
2057
2058def PRED_X : InstR600 <
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002059 (outs R600_Predicate_Bit:$dst),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002060 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2061 "", [], NullALU> {
2062 let FlagOperandIdx = 3;
2063}
2064
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002065let isTerminator = 1, isBranch = 1 in {
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002066def JUMP_COND : InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002067 (outs),
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002068 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002069 "JUMP $target ($p)",
2070 [], AnyALU
2071 >;
2072
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002073def JUMP : InstR600 <
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002074 (outs),
2075 (ins brtarget:$target),
2076 "JUMP $target",
2077 [], AnyALU
2078 >
2079{
2080 let isPredicable = 1;
2081 let isBarrier = 1;
2082}
2083
2084} // End isTerminator = 1, isBranch = 1
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002085
2086let usesCustomInserter = 1 in {
2087
2088let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2089
2090def MASK_WRITE : AMDGPUShaderInst <
2091 (outs),
2092 (ins R600_Reg32:$src),
2093 "MASK_WRITE $src",
2094 []
2095>;
2096
2097} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2098
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002099
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002100def TXD: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002101 (outs R600_Reg128:$dst),
2102 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
2103 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002104 [(set R600_Reg128:$dst, (int_AMDGPU_txd R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, imm:$resourceId, imm:$samplerId, imm:$textureTarget))], NullALU> {
Vincent Lejeune631591e2013-04-30 00:13:39 +00002105 let TEXInst = 1;
2106}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002107
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002108def TXD_SHADOW: InstR600 <
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002109 (outs R600_Reg128:$dst),
2110 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
2111 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Vincent Lejeune8723c9e2013-04-30 00:13:20 +00002112 [(set R600_Reg128:$dst, (int_AMDGPU_txd R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))], NullALU
Vincent Lejeune631591e2013-04-30 00:13:39 +00002113> {
2114 let TEXInst = 1;
2115}
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002116} // End isPseudo = 1
2117} // End usesCustomInserter = 1
2118
2119def CLAMP_R600 : CLAMP <R600_Reg32>;
2120def FABS_R600 : FABS<R600_Reg32>;
2121def FNEG_R600 : FNEG<R600_Reg32>;
2122
2123//===---------------------------------------------------------------------===//
2124// Return instruction
2125//===---------------------------------------------------------------------===//
Vincent Lejeunefd49dac2013-03-11 18:15:06 +00002126let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesena499d2b2013-02-05 17:53:52 +00002127 usesCustomInserter = 1 in {
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002128 def RETURN : ILFormat<(outs), (ins variable_ops),
2129 "RETURN", [(IL_retflag)]>;
2130}
2131
Tom Stellard9f7818d2013-01-23 02:09:06 +00002132
2133//===----------------------------------------------------------------------===//
2134// Constant Buffer Addressing Support
2135//===----------------------------------------------------------------------===//
2136
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002137let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard9f7818d2013-01-23 02:09:06 +00002138def CONST_COPY : Instruction {
2139 let OutOperandList = (outs R600_Reg32:$dst);
2140 let InOperandList = (ins i32imm:$src);
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002141 let Pattern =
2142 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard9f7818d2013-01-23 02:09:06 +00002143 let AsmString = "CONST_COPY";
2144 let neverHasSideEffects = 1;
2145 let isAsCheapAsAMove = 1;
2146 let Itinerary = NullALU;
2147}
Vincent Lejeuned4c3e562013-03-05 15:04:55 +00002148} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard9f7818d2013-01-23 02:09:06 +00002149
2150def TEX_VTX_CONSTBUF :
Vincent Lejeune3f7f8e82013-03-05 15:04:29 +00002151 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
2152 [(set R600_Reg128:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard9f7818d2013-01-23 02:09:06 +00002153 VTX_WORD1_GPR, VTX_WORD0 {
2154
2155 let VC_INST = 0;
2156 let FETCH_TYPE = 2;
2157 let FETCH_WHOLE_QUAD = 0;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002158 let SRC_REL = 0;
2159 let SRC_SEL_X = 0;
2160 let DST_REL = 0;
2161 let USE_CONST_FIELDS = 0;
2162 let NUM_FORMAT_ALL = 2;
2163 let FORMAT_COMP_ALL = 1;
2164 let SRF_MODE_ALL = 1;
2165 let MEGA_FETCH_COUNT = 16;
2166 let DST_SEL_X = 0;
2167 let DST_SEL_Y = 1;
2168 let DST_SEL_Z = 2;
2169 let DST_SEL_W = 3;
2170 let DATA_FORMAT = 35;
2171
2172 let Inst{31-0} = Word0;
2173 let Inst{63-32} = Word1;
2174
2175// LLVM can only encode 64-bit instructions, so these fields are manually
2176// encoded in R600CodeEmitter
2177//
2178// bits<16> OFFSET;
2179// bits<2> ENDIAN_SWAP = 0;
2180// bits<1> CONST_BUF_NO_STRIDE = 0;
2181// bits<1> MEGA_FETCH = 0;
2182// bits<1> ALT_CONST = 0;
2183// bits<2> BUFFER_INDEX_MODE = 0;
2184
2185
2186
2187// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2188// is done in R600CodeEmitter
2189//
2190// Inst{79-64} = OFFSET;
2191// Inst{81-80} = ENDIAN_SWAP;
2192// Inst{82} = CONST_BUF_NO_STRIDE;
2193// Inst{83} = MEGA_FETCH;
2194// Inst{84} = ALT_CONST;
2195// Inst{86-85} = BUFFER_INDEX_MODE;
2196// Inst{95-86} = 0; Reserved
2197
2198// VTX_WORD3 (Padding)
2199//
2200// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002201 let VTXInst = 1;
Tom Stellard9f7818d2013-01-23 02:09:06 +00002202}
2203
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002204def TEX_VTX_TEXBUF:
2205 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
2206 [(set R600_Reg128:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
2207VTX_WORD1_GPR, VTX_WORD0 {
2208
2209let VC_INST = 0;
2210let FETCH_TYPE = 2;
2211let FETCH_WHOLE_QUAD = 0;
2212let SRC_REL = 0;
2213let SRC_SEL_X = 0;
2214let DST_REL = 0;
2215let USE_CONST_FIELDS = 1;
2216let NUM_FORMAT_ALL = 0;
2217let FORMAT_COMP_ALL = 0;
2218let SRF_MODE_ALL = 1;
2219let MEGA_FETCH_COUNT = 16;
2220let DST_SEL_X = 0;
2221let DST_SEL_Y = 1;
2222let DST_SEL_Z = 2;
2223let DST_SEL_W = 3;
2224let DATA_FORMAT = 0;
2225
2226let Inst{31-0} = Word0;
2227let Inst{63-32} = Word1;
2228
2229// LLVM can only encode 64-bit instructions, so these fields are manually
2230// encoded in R600CodeEmitter
2231//
2232// bits<16> OFFSET;
2233// bits<2> ENDIAN_SWAP = 0;
2234// bits<1> CONST_BUF_NO_STRIDE = 0;
2235// bits<1> MEGA_FETCH = 0;
2236// bits<1> ALT_CONST = 0;
2237// bits<2> BUFFER_INDEX_MODE = 0;
2238
2239
2240
2241// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2242// is done in R600CodeEmitter
2243//
2244// Inst{79-64} = OFFSET;
2245// Inst{81-80} = ENDIAN_SWAP;
2246// Inst{82} = CONST_BUF_NO_STRIDE;
2247// Inst{83} = MEGA_FETCH;
2248// Inst{84} = ALT_CONST;
2249// Inst{86-85} = BUFFER_INDEX_MODE;
2250// Inst{95-86} = 0; Reserved
2251
2252// VTX_WORD3 (Padding)
2253//
2254// Inst{127-96} = 0;
Vincent Lejeune631591e2013-04-30 00:13:39 +00002255 let VTXInst = 1;
Vincent Lejeunebbbef492013-02-18 14:11:19 +00002256}
2257
2258
Tom Stellard9f7818d2013-01-23 02:09:06 +00002259
Tom Stellard6b7d99d2012-12-19 22:10:31 +00002260//===--------------------------------------------------------------------===//
2261// Instructions support
2262//===--------------------------------------------------------------------===//
2263//===---------------------------------------------------------------------===//
2264// Custom Inserter for Branches and returns, this eventually will be a
2265// seperate pass
2266//===---------------------------------------------------------------------===//
2267let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2268 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2269 "; Pseudo unconditional branch instruction",
2270 [(br bb:$target)]>;
2271 defm BRANCH_COND : BranchConditional<IL_brcond>;
2272}
2273
2274//===---------------------------------------------------------------------===//
2275// Flow and Program control Instructions
2276//===---------------------------------------------------------------------===//
2277let isTerminator=1 in {
2278 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2279 !strconcat("SWITCH", " $src"), []>;
2280 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2281 !strconcat("CASE", " $src"), []>;
2282 def BREAK : ILFormat< (outs), (ins),
2283 "BREAK", []>;
2284 def CONTINUE : ILFormat< (outs), (ins),
2285 "CONTINUE", []>;
2286 def DEFAULT : ILFormat< (outs), (ins),
2287 "DEFAULT", []>;
2288 def ELSE : ILFormat< (outs), (ins),
2289 "ELSE", []>;
2290 def ENDSWITCH : ILFormat< (outs), (ins),
2291 "ENDSWITCH", []>;
2292 def ENDMAIN : ILFormat< (outs), (ins),
2293 "ENDMAIN", []>;
2294 def END : ILFormat< (outs), (ins),
2295 "END", []>;
2296 def ENDFUNC : ILFormat< (outs), (ins),
2297 "ENDFUNC", []>;
2298 def ENDIF : ILFormat< (outs), (ins),
2299 "ENDIF", []>;
2300 def WHILELOOP : ILFormat< (outs), (ins),
2301 "WHILE", []>;
2302 def ENDLOOP : ILFormat< (outs), (ins),
2303 "ENDLOOP", []>;
2304 def FUNC : ILFormat< (outs), (ins),
2305 "FUNC", []>;
2306 def RETDYN : ILFormat< (outs), (ins),
2307 "RET_DYN", []>;
2308 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2309 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2310 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2311 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2312 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2313 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2314 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2315 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2316 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2317 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2318 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2319 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2320 defm IFC : BranchInstr2<"IFC">;
2321 defm BREAKC : BranchInstr2<"BREAKC">;
2322 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2323}
2324
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002325//===----------------------------------------------------------------------===//
2326// ISel Patterns
2327//===----------------------------------------------------------------------===//
2328
Tom Stellard1454cb82013-03-08 15:37:09 +00002329// CND*_INT Pattterns for f32 True / False values
2330
2331class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
2332 (selectcc (i32 R600_Reg32:$src0), 0, (f32 R600_Reg32:$src1),
2333 R600_Reg32:$src2, cc),
2334 (cnd R600_Reg32:$src0, R600_Reg32:$src1, R600_Reg32:$src2)
2335>;
2336
2337def : CND_INT_f32 <CNDE_INT, SETEQ>;
2338def : CND_INT_f32 <CNDGT_INT, SETGT>;
2339def : CND_INT_f32 <CNDGE_INT, SETGE>;
2340
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002341//CNDGE_INT extra pattern
2342def : Pat <
2343 (selectcc (i32 R600_Reg32:$src0), -1, (i32 R600_Reg32:$src1),
2344 (i32 R600_Reg32:$src2), COND_GT),
2345 (CNDGE_INT R600_Reg32:$src0, R600_Reg32:$src1, R600_Reg32:$src2)
2346>;
2347
2348// KIL Patterns
2349def KILP : Pat <
2350 (int_AMDGPU_kilp),
2351 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2352>;
2353
2354def KIL : Pat <
2355 (int_AMDGPU_kill R600_Reg32:$src0),
2356 (MASK_WRITE (KILLGT (f32 ZERO), (f32 R600_Reg32:$src0)))
2357>;
2358
2359// SGT Reverse args
2360def : Pat <
2361 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, COND_LT),
2362 (SGT R600_Reg32:$src1, R600_Reg32:$src0)
2363>;
2364
2365// SGE Reverse args
2366def : Pat <
2367 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, COND_LE),
Vincent Lejeunea311c5262013-02-10 17:57:33 +00002368 (SGE R600_Reg32:$src1, R600_Reg32:$src0)
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002369>;
2370
Tom Stellard1234c9b2013-02-07 14:02:35 +00002371// SETGT_DX10 reverse args
2372def : Pat <
2373 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, COND_LT),
2374 (SETGT_DX10 R600_Reg32:$src1, R600_Reg32:$src0)
2375>;
2376
2377// SETGE_DX10 reverse args
2378def : Pat <
2379 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, COND_LE),
2380 (SETGE_DX10 R600_Reg32:$src1, R600_Reg32:$src0)
2381>;
2382
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002383// SETGT_INT reverse args
2384def : Pat <
2385 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETLT),
2386 (SETGT_INT R600_Reg32:$src1, R600_Reg32:$src0)
2387>;
2388
2389// SETGE_INT reverse args
2390def : Pat <
2391 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETLE),
2392 (SETGE_INT R600_Reg32:$src1, R600_Reg32:$src0)
2393>;
2394
2395// SETGT_UINT reverse args
2396def : Pat <
2397 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETULT),
2398 (SETGT_UINT R600_Reg32:$src1, R600_Reg32:$src0)
2399>;
2400
2401// SETGE_UINT reverse args
2402def : Pat <
2403 (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETULE),
2404 (SETGE_UINT R600_Reg32:$src1, R600_Reg32:$src0)
2405>;
2406
2407// The next two patterns are special cases for handling 'true if ordered' and
2408// 'true if unordered' conditionals. The assumption here is that the behavior of
2409// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2410// described here:
2411// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2412// We assume that SETE returns false when one of the operands is NAN and
2413// SNE returns true when on of the operands is NAN
2414
2415//SETE - 'true if ordered'
2416def : Pat <
2417 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, SETO),
2418 (SETE R600_Reg32:$src0, R600_Reg32:$src1)
2419>;
2420
Tom Stellard1234c9b2013-02-07 14:02:35 +00002421//SETE_DX10 - 'true if ordered'
2422def : Pat <
2423 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETO),
2424 (SETE_DX10 R600_Reg32:$src0, R600_Reg32:$src1)
2425>;
2426
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002427//SNE - 'true if unordered'
2428def : Pat <
2429 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, SETUO),
2430 (SNE R600_Reg32:$src0, R600_Reg32:$src1)
2431>;
2432
Tom Stellard1234c9b2013-02-07 14:02:35 +00002433//SETNE_DX10 - 'true if ordered'
2434def : Pat <
2435 (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUO),
2436 (SETNE_DX10 R600_Reg32:$src0, R600_Reg32:$src1)
2437>;
2438
Tom Stellard07b59ba2013-02-07 14:02:37 +00002439def : Extract_Element <f32, v4f32, R600_Reg128, 0, sub0>;
2440def : Extract_Element <f32, v4f32, R600_Reg128, 1, sub1>;
2441def : Extract_Element <f32, v4f32, R600_Reg128, 2, sub2>;
2442def : Extract_Element <f32, v4f32, R600_Reg128, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002443
Tom Stellard07b59ba2013-02-07 14:02:37 +00002444def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 0, sub0>;
2445def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 1, sub1>;
2446def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 2, sub2>;
2447def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002448
Tom Stellard07b59ba2013-02-07 14:02:37 +00002449def : Extract_Element <i32, v4i32, R600_Reg128, 0, sub0>;
2450def : Extract_Element <i32, v4i32, R600_Reg128, 1, sub1>;
2451def : Extract_Element <i32, v4i32, R600_Reg128, 2, sub2>;
2452def : Extract_Element <i32, v4i32, R600_Reg128, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002453
Tom Stellard07b59ba2013-02-07 14:02:37 +00002454def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 0, sub0>;
2455def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 1, sub1>;
2456def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 2, sub2>;
2457def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 3, sub3>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002458
Christian Konig2d7f19e2013-03-18 11:34:10 +00002459def : Vector4_Build <v4f32, R600_Reg128, f32, R600_Reg32>;
2460def : Vector4_Build <v4i32, R600_Reg128, i32, R600_Reg32>;
Tom Stellardf98f2ce2012-12-11 21:25:42 +00002461
2462// bitconvert patterns
2463
2464def : BitConvert <i32, f32, R600_Reg32>;
2465def : BitConvert <f32, i32, R600_Reg32>;
2466def : BitConvert <v4f32, v4i32, R600_Reg128>;
2467def : BitConvert <v4i32, v4f32, R600_Reg128>;
2468
2469// DWORDADDR pattern
2470def : DwordAddrPat <i32, R600_Reg32>;
2471
2472} // End isR600toCayman Predicate