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Tom Stellard75aadc22012-12-11 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 Lejeunef501ea22013-04-30 00:13:20 +000016class InstR600 <dag outs, dag ins, string asm, list<dag> pattern,
Tom Stellard75aadc22012-12-11 21:25:42 +000017 InstrItinClass itin>
18 : AMDGPUInst <outs, ins, asm, pattern> {
19
20 field bits<64> Inst;
Vincent Lejeune076c0b22013-04-30 00:14:17 +000021 bit TransOnly = 0;
Tom Stellard75aadc22012-12-11 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 Lejeunec2991642013-04-30 00:13:39 +000029 bit VTXInst = 0;
30 bit TEXInst = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +000031
Tom Stellard75aadc22012-12-11 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 Lejeune076c0b22013-04-30 00:14:17 +000039 let TSFlags{0} = TransOnly;
Tom Stellard75aadc22012-12-11 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 Lejeunec2991642013-04-30 00:13:39 +000050 let TSFlags{12} = VTXInst;
51 let TSFlags{13} = TEXInst;
Tom Stellard75aadc22012-12-11 21:25:42 +000052}
53
54class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +000055 InstR600 <outs, ins, asm, pattern, NullALU> {
Tom Stellard75aadc22012-12-11 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 Lejeune44bf8152013-02-10 17:57:33 +000076// src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers
Tom Stellard365366f2013-01-23 02:09:06 +000077def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> {
78 let PrintMethod = "printSel";
79}
Vincent Lejeune22c42482013-04-30 00:14:08 +000080def BANK_SWIZZLE : OperandWithDefaultOps <i32, (ops (i32 0))> {
Vincent Lejeunef97af792013-05-02 21:52:30 +000081 let PrintMethod = "printBankSwizzle";
Vincent Lejeune22c42482013-04-30 00:14:08 +000082}
Tom Stellard365366f2013-01-23 02:09:06 +000083
Tom Stellard75aadc22012-12-11 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 Stellardf3b2a1e2013-02-06 17:32:29 +0000100def FRAMEri : Operand<iPTR> {
101 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
102}
103
Tom Stellard75aadc22012-12-11 21:25:42 +0000104def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
105def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
106def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard365366f2013-01-23 02:09:06 +0000107def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
108def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardf3b2a1e2013-02-06 17:32:29 +0000109def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellard75aadc22012-12-11 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 Lejeune22c42482013-04-30 00:14:08 +0000146 bits<3> bank_swizzle;
Tom Stellard75aadc22012-12-11 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 Stellardab28e9a2013-01-23 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 Lejeune53f35252013-03-31 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 Stellard75aadc22012-12-11 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// $literal, because the backend currently assumes that the last operand is
350// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
351// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
352// and R600InstrInfo::getOperandIdx().
353class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
354 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000355 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000356 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000357 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000358 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
359 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000360 !strconcat(" ", opName,
Vincent Lejeunef97af792013-05-02 21:52:30 +0000361 "$last$clamp $dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000362 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000363 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000364 pattern,
365 itin>,
366 R600ALU_Word0,
367 R600ALU_Word1_OP2 <inst> {
368
369 let src1 = 0;
370 let src1_rel = 0;
371 let src1_neg = 0;
372 let src1_abs = 0;
373 let update_exec_mask = 0;
374 let update_pred = 0;
375 let HasNativeOperands = 1;
376 let Op1 = 1;
377 let DisableEncoding = "$literal";
378
379 let Inst{31-0} = Word0;
380 let Inst{63-32} = Word1;
381}
382
383class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
384 InstrItinClass itin = AnyALU> :
385 R600_1OP <inst, opName,
386 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
387>;
388
389// If you add our change the operands for R600_2OP instructions, you must
390// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
391// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
392class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
393 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000394 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000395 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
396 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000397 R600_Reg32:$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:$src1_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000399 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
400 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000401 !strconcat(" ", opName,
Vincent Lejeunef97af792013-05-02 21:52:30 +0000402 "$last$clamp $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000403 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
404 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000405 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000406 pattern,
407 itin>,
408 R600ALU_Word0,
409 R600ALU_Word1_OP2 <inst> {
410
411 let HasNativeOperands = 1;
412 let Op2 = 1;
413 let DisableEncoding = "$literal";
414
415 let Inst{31-0} = Word0;
416 let Inst{63-32} = Word1;
417}
418
419class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
420 InstrItinClass itim = AnyALU> :
421 R600_2OP <inst, opName,
422 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
423 R600_Reg32:$src1))]
424>;
425
426// If you add our change the operands for R600_3OP instructions, you must
427// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
428// R600InstrInfo::buildDefaultInstruction(), and
429// R600InstrInfo::getOperandIdx().
430class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
431 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000432 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000433 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 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 Lejeune22c42482013-04-30 00:14:08 +0000437 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
438 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef97af792013-05-02 21:52:30 +0000439 !strconcat(" ", opName, "$last$clamp $dst$dst_rel, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000440 "$src0_neg$src0$src0_rel, "
441 "$src1_neg$src1$src1_rel, "
442 "$src2_neg$src2$src2_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000443 "$pred_sel"
444 "$bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000445 pattern,
446 itin>,
447 R600ALU_Word0,
448 R600ALU_Word1_OP3<inst>{
449
450 let HasNativeOperands = 1;
451 let DisableEncoding = "$literal";
452 let Op3 = 1;
453
454 let Inst{31-0} = Word0;
455 let Inst{63-32} = Word1;
456}
457
458class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
459 InstrItinClass itin = VecALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000460 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000461 ins,
462 asm,
463 pattern,
464 itin>;
465
466class R600_TEX <bits<11> inst, string opName, list<dag> pattern,
467 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000468 InstR600 <(outs R600_Reg128:$DST_GPR),
Vincent Lejeune53f35252013-03-31 19:33:04 +0000469 (ins R600_Reg128:$SRC_GPR, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID, i32imm:$textureTarget),
470 !strconcat(opName, "$DST_GPR, $SRC_GPR, $RESOURCE_ID, $SAMPLER_ID, $textureTarget"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000471 pattern,
Vincent Lejeune53f35252013-03-31 19:33:04 +0000472 itin>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
473 let Inst{31-0} = Word0;
474 let Inst{63-32} = Word1;
475
476 let TEX_INST = inst{4-0};
477 let SRC_REL = 0;
478 let DST_REL = 0;
479 let DST_SEL_X = 0;
480 let DST_SEL_Y = 1;
481 let DST_SEL_Z = 2;
482 let DST_SEL_W = 3;
483 let LOD_BIAS = 0;
484
485 let INST_MOD = 0;
486 let FETCH_WHOLE_QUAD = 0;
487 let ALT_CONST = 0;
488 let SAMPLER_INDEX_MODE = 0;
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000489 let RESOURCE_INDEX_MODE = 0;
Vincent Lejeune53f35252013-03-31 19:33:04 +0000490
491 let COORD_TYPE_X = 0;
492 let COORD_TYPE_Y = 0;
493 let COORD_TYPE_Z = 0;
494 let COORD_TYPE_W = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +0000495
496 let TEXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +0000497 }
498
499} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
500
501def TEX_SHADOW : PatLeaf<
502 (imm),
503 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer3bb17eb2013-02-12 12:11:23 +0000504 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellard75aadc22012-12-11 21:25:42 +0000505 }]
506>;
507
Tom Stellardc9b90312013-01-21 15:40:48 +0000508def TEX_RECT : PatLeaf<
509 (imm),
510 [{uint32_t TType = (uint32_t)N->getZExtValue();
511 return TType == 5;
512 }]
513>;
514
Tom Stellard462516b2013-02-07 17:02:14 +0000515def TEX_ARRAY : PatLeaf<
516 (imm),
517 [{uint32_t TType = (uint32_t)N->getZExtValue();
518 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
519 }]
520>;
521
522def TEX_SHADOW_ARRAY : PatLeaf<
523 (imm),
524 [{uint32_t TType = (uint32_t)N->getZExtValue();
525 return TType == 11 || TType == 12 || TType == 17;
526 }]
527>;
528
Tom Stellard75aadc22012-12-11 21:25:42 +0000529class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs,
530 dag ins, string asm, list<dag> pattern> :
531 InstR600ISA <outs, ins, asm, pattern> {
532 bits<7> RW_GPR;
533 bits<7> INDEX_GPR;
534
535 bits<2> RIM;
536 bits<2> TYPE;
537 bits<1> RW_REL;
538 bits<2> ELEM_SIZE;
539
540 bits<12> ARRAY_SIZE;
541 bits<4> COMP_MASK;
542 bits<4> BURST_COUNT;
543 bits<1> VPM;
544 bits<1> eop;
545 bits<1> MARK;
546 bits<1> BARRIER;
547
548 // CF_ALLOC_EXPORT_WORD0_RAT
549 let Inst{3-0} = rat_id;
550 let Inst{9-4} = rat_inst;
551 let Inst{10} = 0; // Reserved
552 let Inst{12-11} = RIM;
553 let Inst{14-13} = TYPE;
554 let Inst{21-15} = RW_GPR;
555 let Inst{22} = RW_REL;
556 let Inst{29-23} = INDEX_GPR;
557 let Inst{31-30} = ELEM_SIZE;
558
559 // CF_ALLOC_EXPORT_WORD1_BUF
560 let Inst{43-32} = ARRAY_SIZE;
561 let Inst{47-44} = COMP_MASK;
562 let Inst{51-48} = BURST_COUNT;
563 let Inst{52} = VPM;
564 let Inst{53} = eop;
565 let Inst{61-54} = cf_inst;
566 let Inst{62} = MARK;
567 let Inst{63} = BARRIER;
568}
569
570class LoadParamFrag <PatFrag load_type> : PatFrag <
571 (ops node:$ptr), (load_type node:$ptr),
572 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
573>;
574
575def load_param : LoadParamFrag<load>;
576def load_param_zexti8 : LoadParamFrag<zextloadi8>;
577def load_param_zexti16 : LoadParamFrag<zextloadi16>;
578
579def isR600 : Predicate<"Subtarget.device()"
580 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">;
581def isR700 : Predicate<"Subtarget.device()"
582 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&"
583 "Subtarget.device()->getDeviceFlag()"
584 ">= OCL_DEVICE_RV710">;
585def isEG : Predicate<
586 "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && "
587 "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && "
588 "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">;
589
590def isCayman : Predicate<"Subtarget.device()"
591 "->getDeviceFlag() == OCL_DEVICE_CAYMAN">;
592def isEGorCayman : Predicate<"Subtarget.device()"
593 "->getGeneration() == AMDGPUDeviceInfo::HD5XXX"
594 "|| Subtarget.device()->getGeneration() =="
595 "AMDGPUDeviceInfo::HD6XXX">;
596
597def isR600toCayman : Predicate<
598 "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">;
599
600//===----------------------------------------------------------------------===//
Tom Stellardff62c352013-01-23 02:09:03 +0000601// R600 SDNodes
Tom Stellard75aadc22012-12-11 21:25:42 +0000602//===----------------------------------------------------------------------===//
603
Tom Stellard41afe6a2013-02-05 17:09:14 +0000604def INTERP_PAIR_XY : AMDGPUShaderInst <
605 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
606 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
607 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
608 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000609
Tom Stellard41afe6a2013-02-05 17:09:14 +0000610def INTERP_PAIR_ZW : AMDGPUShaderInst <
611 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
612 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
613 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
614 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000615
Tom Stellardff62c352013-01-23 02:09:03 +0000616def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune743dca02013-03-05 15:04:29 +0000617 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune10a5e472013-03-05 15:04:42 +0000618 [SDNPVariadic]
Tom Stellardff62c352013-01-23 02:09:03 +0000619>;
620
621//===----------------------------------------------------------------------===//
622// Interpolation Instructions
623//===----------------------------------------------------------------------===//
624
Tom Stellard41afe6a2013-02-05 17:09:14 +0000625def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellard75aadc22012-12-11 21:25:42 +0000626 (outs R600_Reg128:$dst),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000627 (ins i32imm:$src0),
628 "INTERP_LOAD $src0 : $dst",
629 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000630
631def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
632 let bank_swizzle = 5;
633}
634
635def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
636 let bank_swizzle = 5;
637}
638
639def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
640
641//===----------------------------------------------------------------------===//
642// Export Instructions
643//===----------------------------------------------------------------------===//
644
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000645def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000646
647def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
648 [SDNPHasChain, SDNPSideEffect]>;
649
650class ExportWord0 {
651 field bits<32> Word0;
652
653 bits<13> arraybase;
654 bits<2> type;
655 bits<7> gpr;
656 bits<2> elem_size;
657
658 let Word0{12-0} = arraybase;
659 let Word0{14-13} = type;
660 let Word0{21-15} = gpr;
661 let Word0{22} = 0; // RW_REL
662 let Word0{29-23} = 0; // INDEX_GPR
663 let Word0{31-30} = elem_size;
664}
665
666class ExportSwzWord1 {
667 field bits<32> Word1;
668
669 bits<3> sw_x;
670 bits<3> sw_y;
671 bits<3> sw_z;
672 bits<3> sw_w;
673 bits<1> eop;
674 bits<8> inst;
675
676 let Word1{2-0} = sw_x;
677 let Word1{5-3} = sw_y;
678 let Word1{8-6} = sw_z;
679 let Word1{11-9} = sw_w;
680}
681
682class ExportBufWord1 {
683 field bits<32> Word1;
684
685 bits<12> arraySize;
686 bits<4> compMask;
687 bits<1> eop;
688 bits<8> inst;
689
690 let Word1{11-0} = arraySize;
691 let Word1{15-12} = compMask;
692}
693
694multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
695 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
696 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000697 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000698 0, 61, 0, 7, 7, 7, cf_inst, 0)
699 >;
700
701 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
702 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000703 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000704 0, 61, 7, 0, 7, 7, cf_inst, 0)
705 >;
706
Tom Stellardaf1bce72013-01-31 22:11:46 +0000707 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellard75aadc22012-12-11 21:25:42 +0000708 (ExportInst
Tom Stellardaf1bce72013-01-31 22:11:46 +0000709 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
710 >;
711
712 def : Pat<(int_R600_store_dummy 1),
713 (ExportInst
714 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellard75aadc22012-12-11 21:25:42 +0000715 >;
716
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000717 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
718 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
719 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
720 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard6f1b8652013-01-23 21:39:49 +0000721 >;
722
Tom Stellard75aadc22012-12-11 21:25:42 +0000723}
724
725multiclass SteamOutputExportPattern<Instruction ExportInst,
726 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
727// Stream0
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000728 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
729 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
730 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000731 4095, imm:$mask, buf0inst, 0)>;
732// Stream1
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000733 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
734 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
735 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000736 4095, imm:$mask, buf1inst, 0)>;
737// Stream2
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000738 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
739 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
740 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000741 4095, imm:$mask, buf2inst, 0)>;
742// Stream3
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000743 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
744 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
745 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000746 4095, imm:$mask, buf3inst, 0)>;
747}
748
Vincent Lejeune2d5c3412013-04-17 15:17:39 +0000749// Export Instructions should not be duplicated by TailDuplication pass
750// (which assumes that duplicable instruction are affected by exec mask)
751let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000752
753class ExportSwzInst : InstR600ISA<(
754 outs),
755 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
756 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
757 i32imm:$eop),
758 !strconcat("EXPORT", " $gpr"),
759 []>, ExportWord0, ExportSwzWord1 {
760 let elem_size = 3;
761 let Inst{31-0} = Word0;
762 let Inst{63-32} = Word1;
763}
764
Vincent Lejeuneea710fe2013-02-14 16:55:11 +0000765} // End usesCustomInserter = 1
Tom Stellard75aadc22012-12-11 21:25:42 +0000766
767class ExportBufInst : InstR600ISA<(
768 outs),
769 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
770 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
771 !strconcat("EXPORT", " $gpr"),
772 []>, ExportWord0, ExportBufWord1 {
773 let elem_size = 0;
774 let Inst{31-0} = Word0;
775 let Inst{63-32} = Word1;
776}
777
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000778//===----------------------------------------------------------------------===//
779// Control Flow Instructions
780//===----------------------------------------------------------------------===//
781
782class CF_ALU_WORD0 {
783 field bits<32> Word0;
784
785 bits<22> ADDR;
786 bits<4> KCACHE_BANK0;
787 bits<4> KCACHE_BANK1;
788 bits<2> KCACHE_MODE0;
789
790 let Word0{21-0} = ADDR;
791 let Word0{25-22} = KCACHE_BANK0;
792 let Word0{29-26} = KCACHE_BANK1;
793 let Word0{31-30} = KCACHE_MODE0;
794}
795
796class CF_ALU_WORD1 {
797 field bits<32> Word1;
798
799 bits<2> KCACHE_MODE1;
800 bits<8> KCACHE_ADDR0;
801 bits<8> KCACHE_ADDR1;
802 bits<7> COUNT;
803 bits<1> ALT_CONST;
804 bits<4> CF_INST;
805 bits<1> WHOLE_QUAD_MODE;
806 bits<1> BARRIER;
807
808 let Word1{1-0} = KCACHE_MODE1;
809 let Word1{9-2} = KCACHE_ADDR0;
810 let Word1{17-10} = KCACHE_ADDR1;
811 let Word1{24-18} = COUNT;
812 let Word1{25} = ALT_CONST;
813 let Word1{29-26} = CF_INST;
814 let Word1{30} = WHOLE_QUAD_MODE;
815 let Word1{31} = BARRIER;
816}
817
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000818def KCACHE : InstFlag<"printKCache">;
819
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000820class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000821(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
822KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
823i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
824i32imm:$COUNT),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000825!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000826"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000827[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
828 field bits<64> Inst;
829
830 let CF_INST = inst;
831 let ALT_CONST = 0;
832 let WHOLE_QUAD_MODE = 0;
833 let BARRIER = 1;
834
835 let Inst{31-0} = Word0;
836 let Inst{63-32} = Word1;
837}
838
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000839class CF_WORD0_R600 {
840 field bits<32> Word0;
841
842 bits<32> ADDR;
843
844 let Word0 = ADDR;
845}
846
847class CF_WORD1_R600 {
848 field bits<32> Word1;
849
850 bits<3> POP_COUNT;
851 bits<5> CF_CONST;
852 bits<2> COND;
853 bits<3> COUNT;
854 bits<6> CALL_COUNT;
855 bits<1> COUNT_3;
856 bits<1> END_OF_PROGRAM;
857 bits<1> VALID_PIXEL_MODE;
858 bits<7> CF_INST;
859 bits<1> WHOLE_QUAD_MODE;
860 bits<1> BARRIER;
861
862 let Word1{2-0} = POP_COUNT;
863 let Word1{7-3} = CF_CONST;
864 let Word1{9-8} = COND;
865 let Word1{12-10} = COUNT;
866 let Word1{18-13} = CALL_COUNT;
867 let Word1{19} = COUNT_3;
868 let Word1{21} = END_OF_PROGRAM;
869 let Word1{22} = VALID_PIXEL_MODE;
870 let Word1{29-23} = CF_INST;
871 let Word1{30} = WHOLE_QUAD_MODE;
872 let Word1{31} = BARRIER;
873}
874
875class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
876ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
877 field bits<64> Inst;
878
879 let CF_INST = inst;
880 let BARRIER = 1;
881 let CF_CONST = 0;
882 let VALID_PIXEL_MODE = 0;
883 let COND = 0;
884 let CALL_COUNT = 0;
885 let COUNT_3 = 0;
886 let END_OF_PROGRAM = 0;
887 let WHOLE_QUAD_MODE = 0;
888
889 let Inst{31-0} = Word0;
890 let Inst{63-32} = Word1;
891}
892
893class CF_WORD0_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000894 field bits<32> Word0;
895
896 bits<24> ADDR;
897 bits<3> JUMPTABLE_SEL;
898
899 let Word0{23-0} = ADDR;
900 let Word0{26-24} = JUMPTABLE_SEL;
901}
902
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000903class CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000904 field bits<32> Word1;
905
906 bits<3> POP_COUNT;
907 bits<5> CF_CONST;
908 bits<2> COND;
909 bits<6> COUNT;
910 bits<1> VALID_PIXEL_MODE;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000911 bits<1> END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000912 bits<8> CF_INST;
913 bits<1> BARRIER;
914
915 let Word1{2-0} = POP_COUNT;
916 let Word1{7-3} = CF_CONST;
917 let Word1{9-8} = COND;
918 let Word1{15-10} = COUNT;
919 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard83670672013-04-29 22:23:54 +0000920 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000921 let Word1{29-22} = CF_INST;
922 let Word1{31} = BARRIER;
923}
924
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000925class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
926ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000927 field bits<64> Inst;
928
929 let CF_INST = inst;
930 let BARRIER = 1;
931 let JUMPTABLE_SEL = 0;
932 let CF_CONST = 0;
933 let VALID_PIXEL_MODE = 0;
934 let COND = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000935 let END_OF_PROGRAM = 0;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000936
937 let Inst{31-0} = Word0;
938 let Inst{63-32} = Word1;
939}
940
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000941def CF_ALU : ALU_CLAUSE<8, "ALU">;
942def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
943
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000944def FETCH_CLAUSE : AMDGPUInst <(outs),
945(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
946 field bits<8> Inst;
947 bits<8> num;
948 let Inst = num;
949}
950
Vincent Lejeune3abdbf12013-04-30 00:14:38 +0000951def ALU_CLAUSE : AMDGPUInst <(outs),
952(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
953 field bits<8> Inst;
954 bits<8> num;
955 let Inst = num;
956}
957
958def LITERALS : AMDGPUInst <(outs),
959(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
960 field bits<64> Inst;
961 bits<32> literal1;
962 bits<32> literal2;
963
964 let Inst{31-0} = literal1;
965 let Inst{63-32} = literal2;
966}
967
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000968def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
969 field bits<64> Inst;
970}
971
Vincent Lejeune44bf8152013-02-10 17:57:33 +0000972let Predicates = [isR600toCayman] in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000973
974//===----------------------------------------------------------------------===//
975// Common Instructions R600, R700, Evergreen, Cayman
976//===----------------------------------------------------------------------===//
977
978def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
979// Non-IEEE MUL: 0 * anything = 0
980def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
981def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
982def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
983def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
984
985// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
986// so some of the instruction names don't match the asm string.
987// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
988def SETE : R600_2OP <
989 0x08, "SETE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000990 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000991>;
992
993def SGT : R600_2OP <
994 0x09, "SETGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000995 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000996>;
997
998def SGE : R600_2OP <
999 0xA, "SETGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001000 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001001>;
1002
1003def SNE : R600_2OP <
1004 0xB, "SETNE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001005 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001006>;
1007
Tom Stellarde06163a2013-02-07 14:02:35 +00001008def SETE_DX10 : R600_2OP <
1009 0xC, "SETE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001010 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001011>;
1012
1013def SETGT_DX10 : R600_2OP <
1014 0xD, "SETGT_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001015 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001016>;
1017
1018def SETGE_DX10 : R600_2OP <
1019 0xE, "SETGE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001020 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001021>;
1022
1023def SETNE_DX10 : R600_2OP <
1024 0xF, "SETNE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001025 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001026>;
1027
Tom Stellard75aadc22012-12-11 21:25:42 +00001028def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1029def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1030def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1031def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1032def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1033
1034def MOV : R600_1OP <0x19, "MOV", []>;
1035
1036let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1037
1038class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1039 (outs R600_Reg32:$dst),
1040 (ins immType:$imm),
1041 "",
1042 []
1043>;
1044
1045} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1046
1047def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1048def : Pat <
1049 (imm:$val),
1050 (MOV_IMM_I32 imm:$val)
1051>;
1052
1053def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1054def : Pat <
1055 (fpimm:$val),
1056 (MOV_IMM_F32 fpimm:$val)
1057>;
1058
1059def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1060def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1061def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1062def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1063
1064let hasSideEffects = 1 in {
1065
1066def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1067
1068} // end hasSideEffects
1069
1070def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1071def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1072def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1073def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1074def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1075def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1076def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1077def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellard41398022012-12-21 20:12:01 +00001078def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001079def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1080
1081def SETE_INT : R600_2OP <
1082 0x3A, "SETE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001083 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001084>;
1085
1086def SETGT_INT : R600_2OP <
Tom Stellardb40ada92013-02-07 14:02:27 +00001087 0x3B, "SETGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001088 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001089>;
1090
1091def SETGE_INT : R600_2OP <
1092 0x3C, "SETGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001093 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001094>;
1095
1096def SETNE_INT : R600_2OP <
1097 0x3D, "SETNE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001098 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001099>;
1100
1101def SETGT_UINT : R600_2OP <
1102 0x3E, "SETGT_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001103 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001104>;
1105
1106def SETGE_UINT : R600_2OP <
1107 0x3F, "SETGE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001108 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001109>;
1110
1111def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1112def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1113def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1114def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1115
1116def CNDE_INT : R600_3OP <
1117 0x1C, "CNDE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001118 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001119>;
1120
1121def CNDGE_INT : R600_3OP <
1122 0x1E, "CNDGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001123 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001124>;
1125
1126def CNDGT_INT : R600_3OP <
1127 0x1D, "CNDGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001128 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001129>;
1130
1131//===----------------------------------------------------------------------===//
1132// Texture instructions
1133//===----------------------------------------------------------------------===//
1134
1135def TEX_LD : R600_TEX <
1136 0x03, "TEX_LD",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001137 [(set v4f32:$DST_GPR, (int_AMDGPU_txf v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001138 imm:$OFFSET_X, imm:$OFFSET_Y, imm:$OFFSET_Z, imm:$RESOURCE_ID,
1139 imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001140> {
Vincent Lejeune53f35252013-03-31 19:33:04 +00001141let AsmString = "TEX_LD $DST_GPR, $SRC_GPR, $OFFSET_X, $OFFSET_Y, $OFFSET_Z,"
1142 "$RESOURCE_ID, $SAMPLER_ID, $textureTarget";
1143let InOperandList = (ins R600_Reg128:$SRC_GPR, i32imm:$OFFSET_X,
1144 i32imm:$OFFSET_Y, i32imm:$OFFSET_Z, i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1145 i32imm:$textureTarget);
Tom Stellard75aadc22012-12-11 21:25:42 +00001146}
1147
1148def TEX_GET_TEXTURE_RESINFO : R600_TEX <
1149 0x04, "TEX_GET_TEXTURE_RESINFO",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001150 [(set v4f32:$DST_GPR, (int_AMDGPU_txq v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001151 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001152>;
1153
1154def TEX_GET_GRADIENTS_H : R600_TEX <
1155 0x07, "TEX_GET_GRADIENTS_H",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001156 [(set v4f32:$DST_GPR, (int_AMDGPU_ddx v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001157 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001158>;
1159
1160def TEX_GET_GRADIENTS_V : R600_TEX <
1161 0x08, "TEX_GET_GRADIENTS_V",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001162 [(set v4f32:$DST_GPR, (int_AMDGPU_ddy v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001163 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001164>;
1165
1166def TEX_SET_GRADIENTS_H : R600_TEX <
1167 0x0B, "TEX_SET_GRADIENTS_H",
1168 []
1169>;
1170
1171def TEX_SET_GRADIENTS_V : R600_TEX <
1172 0x0C, "TEX_SET_GRADIENTS_V",
1173 []
1174>;
1175
1176def TEX_SAMPLE : R600_TEX <
1177 0x10, "TEX_SAMPLE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001178 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001179 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001180>;
1181
1182def TEX_SAMPLE_C : R600_TEX <
1183 0x18, "TEX_SAMPLE_C",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001184 [(set v4f32:$DST_GPR, (int_AMDGPU_tex v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001185 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001186>;
1187
1188def TEX_SAMPLE_L : R600_TEX <
1189 0x11, "TEX_SAMPLE_L",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001190 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001191 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001192>;
1193
1194def TEX_SAMPLE_C_L : R600_TEX <
1195 0x19, "TEX_SAMPLE_C_L",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001196 [(set v4f32:$DST_GPR, (int_AMDGPU_txl v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001197 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001198>;
1199
1200def TEX_SAMPLE_LB : R600_TEX <
1201 0x12, "TEX_SAMPLE_LB",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001202 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001203 imm:$RESOURCE_ID, imm:$SAMPLER_ID, imm:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001204>;
1205
1206def TEX_SAMPLE_C_LB : R600_TEX <
1207 0x1A, "TEX_SAMPLE_C_LB",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001208 [(set v4f32:$DST_GPR, (int_AMDGPU_txb v4f32:$SRC_GPR,
Vincent Lejeune53f35252013-03-31 19:33:04 +00001209 imm:$RESOURCE_ID, imm:$SAMPLER_ID, TEX_SHADOW:$textureTarget))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001210>;
1211
1212def TEX_SAMPLE_G : R600_TEX <
1213 0x14, "TEX_SAMPLE_G",
1214 []
1215>;
1216
1217def TEX_SAMPLE_C_G : R600_TEX <
1218 0x1C, "TEX_SAMPLE_C_G",
1219 []
1220>;
1221
1222//===----------------------------------------------------------------------===//
1223// Helper classes for common instructions
1224//===----------------------------------------------------------------------===//
1225
1226class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1227 inst, "MUL_LIT",
1228 []
1229>;
1230
1231class MULADD_Common <bits<5> inst> : R600_3OP <
1232 inst, "MULADD",
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001233 []
1234>;
1235
1236class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1237 inst, "MULADD_IEEE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001238 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001239>;
1240
1241class CNDE_Common <bits<5> inst> : R600_3OP <
1242 inst, "CNDE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001243 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001244>;
1245
1246class CNDGT_Common <bits<5> inst> : R600_3OP <
1247 inst, "CNDGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001248 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001249>;
1250
1251class CNDGE_Common <bits<5> inst> : R600_3OP <
1252 inst, "CNDGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001253 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001254>;
1255
1256multiclass DOT4_Common <bits<11> inst> {
1257
1258 def _pseudo : R600_REDUCTION <inst,
1259 (ins R600_Reg128:$src0, R600_Reg128:$src1),
1260 "DOT4 $dst $src0, $src1",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001261 [(set f32:$dst, (int_AMDGPU_dp4 v4f32:$src0, v4f32:$src1))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001262 >;
1263
1264 def _real : R600_2OP <inst, "DOT4", []>;
1265}
1266
1267let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1268multiclass CUBE_Common <bits<11> inst> {
1269
1270 def _pseudo : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001271 (outs R600_Reg128:$dst),
1272 (ins R600_Reg128:$src),
1273 "CUBE $dst $src",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001274 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001275 VecALU
1276 > {
1277 let isPseudo = 1;
1278 }
1279
1280 def _real : R600_2OP <inst, "CUBE", []>;
1281}
1282} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1283
1284class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1285 inst, "EXP_IEEE", fexp2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001286> {
1287 let TransOnly = 1;
1288 let Itinerary = TransALU;
1289}
Tom Stellard75aadc22012-12-11 21:25:42 +00001290
1291class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1292 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001293> {
1294 let TransOnly = 1;
1295 let Itinerary = TransALU;
1296}
Tom Stellard75aadc22012-12-11 21:25:42 +00001297
1298class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1299 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001300> {
1301 let TransOnly = 1;
1302 let Itinerary = TransALU;
1303}
Tom Stellard75aadc22012-12-11 21:25:42 +00001304
1305class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1306 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001307> {
1308 let TransOnly = 1;
1309 let Itinerary = TransALU;
1310}
Tom Stellard75aadc22012-12-11 21:25:42 +00001311
1312class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1313 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001314> {
1315 let TransOnly = 1;
1316 let Itinerary = TransALU;
1317}
Tom Stellard75aadc22012-12-11 21:25:42 +00001318
1319class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1320 inst, "LOG_CLAMPED", []
1321>;
1322
1323class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1324 inst, "LOG_IEEE", flog2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001325> {
1326 let TransOnly = 1;
1327 let Itinerary = TransALU;
1328}
Tom Stellard75aadc22012-12-11 21:25:42 +00001329
1330class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1331class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1332class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1333class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1334 inst, "MULHI_INT", mulhs
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001335> {
1336 let TransOnly = 1;
1337 let Itinerary = TransALU;
1338}
Tom Stellard75aadc22012-12-11 21:25:42 +00001339class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1340 inst, "MULHI", mulhu
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001341> {
1342 let TransOnly = 1;
1343 let Itinerary = TransALU;
1344}
Tom Stellard75aadc22012-12-11 21:25:42 +00001345class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1346 inst, "MULLO_INT", mul
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001347> {
1348 let TransOnly = 1;
1349 let Itinerary = TransALU;
1350}
1351class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1352 let TransOnly = 1;
1353 let Itinerary = TransALU;
1354}
Tom Stellard75aadc22012-12-11 21:25:42 +00001355
1356class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1357 inst, "RECIP_CLAMPED", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001358> {
1359 let TransOnly = 1;
1360 let Itinerary = TransALU;
1361}
Tom Stellard75aadc22012-12-11 21:25:42 +00001362
1363class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001364 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001365> {
1366 let TransOnly = 1;
1367 let Itinerary = TransALU;
1368}
Tom Stellard75aadc22012-12-11 21:25:42 +00001369
1370class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1371 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001372> {
1373 let TransOnly = 1;
1374 let Itinerary = TransALU;
1375}
Tom Stellard75aadc22012-12-11 21:25:42 +00001376
1377class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1378 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001379> {
1380 let TransOnly = 1;
1381 let Itinerary = TransALU;
1382}
Tom Stellard75aadc22012-12-11 21:25:42 +00001383
1384class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1385 inst, "RECIPSQRT_IEEE", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001386> {
1387 let TransOnly = 1;
1388 let Itinerary = TransALU;
1389}
Tom Stellard75aadc22012-12-11 21:25:42 +00001390
1391class SIN_Common <bits<11> inst> : R600_1OP <
1392 inst, "SIN", []>{
1393 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001394 let TransOnly = 1;
1395 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001396}
1397
1398class COS_Common <bits<11> inst> : R600_1OP <
1399 inst, "COS", []> {
1400 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001401 let TransOnly = 1;
1402 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001403}
1404
1405//===----------------------------------------------------------------------===//
1406// Helper patterns for complex intrinsics
1407//===----------------------------------------------------------------------===//
1408
1409multiclass DIV_Common <InstR600 recip_ieee> {
1410def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001411 (int_AMDGPU_div f32:$src0, f32:$src1),
1412 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001413>;
1414
1415def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001416 (fdiv f32:$src0, f32:$src1),
1417 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001418>;
1419}
1420
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001421class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1422 : Pat <
1423 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1424 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellard75aadc22012-12-11 21:25:42 +00001425>;
1426
1427//===----------------------------------------------------------------------===//
1428// R600 / R700 Instructions
1429//===----------------------------------------------------------------------===//
1430
1431let Predicates = [isR600] in {
1432
1433 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1434 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001435 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001436 def CNDE_r600 : CNDE_Common<0x18>;
1437 def CNDGT_r600 : CNDGT_Common<0x19>;
1438 def CNDGE_r600 : CNDGE_Common<0x1A>;
1439 defm DOT4_r600 : DOT4_Common<0x50>;
1440 defm CUBE_r600 : CUBE_Common<0x52>;
1441 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1442 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1443 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1444 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1445 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1446 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1447 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1448 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1449 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1450 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1451 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1452 def SIN_r600 : SIN_Common<0x6E>;
1453 def COS_r600 : COS_Common<0x6F>;
1454 def ASHR_r600 : ASHR_Common<0x70>;
1455 def LSHR_r600 : LSHR_Common<0x71>;
1456 def LSHL_r600 : LSHL_Common<0x72>;
1457 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1458 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1459 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1460 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1461 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1462
1463 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001464 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001465 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1466
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001467 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001468
1469 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001470 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001471 let Word1{21} = eop;
1472 let Word1{22} = 1; // VALID_PIXEL_MODE
1473 let Word1{30-23} = inst;
1474 let Word1{31} = 1; // BARRIER
1475 }
1476 defm : ExportPattern<R600_ExportSwz, 39>;
1477
1478 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001479 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001480 let Word1{21} = eop;
1481 let Word1{22} = 1; // VALID_PIXEL_MODE
1482 let Word1{30-23} = inst;
1483 let Word1{31} = 1; // BARRIER
1484 }
1485 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001486
1487 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1488 "TEX $COUNT @$ADDR"> {
1489 let POP_COUNT = 0;
1490 }
1491 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1492 "VTX $COUNT @$ADDR"> {
1493 let POP_COUNT = 0;
1494 }
1495 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1496 "LOOP_START_DX10 @$ADDR"> {
1497 let POP_COUNT = 0;
1498 let COUNT = 0;
1499 }
1500 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1501 let POP_COUNT = 0;
1502 let COUNT = 0;
1503 }
1504 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1505 "LOOP_BREAK @$ADDR"> {
1506 let POP_COUNT = 0;
1507 let COUNT = 0;
1508 }
1509 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1510 "CONTINUE @$ADDR"> {
1511 let POP_COUNT = 0;
1512 let COUNT = 0;
1513 }
1514 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1515 "JUMP @$ADDR POP:$POP_COUNT"> {
1516 let COUNT = 0;
1517 }
1518 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1519 "ELSE @$ADDR POP:$POP_COUNT"> {
1520 let COUNT = 0;
1521 }
1522 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1523 let ADDR = 0;
1524 let COUNT = 0;
1525 let POP_COUNT = 0;
1526 }
1527 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1528 "POP @$ADDR POP:$POP_COUNT"> {
1529 let COUNT = 0;
1530 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001531 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1532 let COUNT = 0;
1533 let POP_COUNT = 0;
1534 let ADDR = 0;
1535 let END_OF_PROGRAM = 1;
1536 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001537
Tom Stellard75aadc22012-12-11 21:25:42 +00001538}
1539
1540// Helper pattern for normalizing inputs to triginomic instructions for R700+
1541// cards.
1542class COS_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001543 (fcos f32:$src),
1544 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001545>;
1546
1547class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001548 (fsin f32:$src),
1549 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001550>;
1551
1552//===----------------------------------------------------------------------===//
1553// R700 Only instructions
1554//===----------------------------------------------------------------------===//
1555
1556let Predicates = [isR700] in {
1557 def SIN_r700 : SIN_Common<0x6E>;
1558 def COS_r700 : COS_Common<0x6F>;
1559
1560 // R700 normalizes inputs to SIN/COS the same as EG
1561 def : SIN_PAT <SIN_r700>;
1562 def : COS_PAT <COS_r700>;
1563}
1564
1565//===----------------------------------------------------------------------===//
1566// Evergreen Only instructions
1567//===----------------------------------------------------------------------===//
1568
1569let Predicates = [isEG] in {
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001570
Tom Stellard75aadc22012-12-11 21:25:42 +00001571def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1572defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1573
1574def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1575def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1576def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1577def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1578def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1579def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1580def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1581def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1582def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1583def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1584def SIN_eg : SIN_Common<0x8D>;
1585def COS_eg : COS_Common<0x8E>;
1586
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001587def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001588def : SIN_PAT <SIN_eg>;
1589def : COS_PAT <COS_eg>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001590def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001591} // End Predicates = [isEG]
1592
1593//===----------------------------------------------------------------------===//
1594// Evergreen / Cayman Instructions
1595//===----------------------------------------------------------------------===//
1596
1597let Predicates = [isEGorCayman] in {
1598
1599 // BFE_UINT - bit_extract, an optimization for mask and shift
1600 // Src0 = Input
1601 // Src1 = Offset
1602 // Src2 = Width
1603 //
1604 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1605 //
1606 // Example Usage:
1607 // (Offset, Width)
1608 //
1609 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1610 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1611 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1612 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1613 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001614 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1615 i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001616 VecALU
1617 >;
1618
Tom Stellard9d10c4c2013-04-19 02:11:06 +00001619 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", []>;
1620 defm : BFIPatterns <BFI_INT_eg>;
1621
Tom Stellard75aadc22012-12-11 21:25:42 +00001622 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001623 [(set i32:$dst, (AMDGPUbitalign i32:$src0, i32:$src1, i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001624 VecALU
1625 >;
1626
1627 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001628 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001629 def ASHR_eg : ASHR_Common<0x15>;
1630 def LSHR_eg : LSHR_Common<0x16>;
1631 def LSHL_eg : LSHL_Common<0x17>;
1632 def CNDE_eg : CNDE_Common<0x19>;
1633 def CNDGT_eg : CNDGT_Common<0x1A>;
1634 def CNDGE_eg : CNDGE_Common<0x1B>;
1635 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1636 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
1637 defm DOT4_eg : DOT4_Common<0xBE>;
1638 defm CUBE_eg : CUBE_Common<0xC0>;
1639
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001640let hasSideEffects = 1 in {
1641 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1642}
1643
Tom Stellard75aadc22012-12-11 21:25:42 +00001644 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1645
1646 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1647 let Pattern = [];
1648 }
1649
1650 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1651
1652 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1653 let Pattern = [];
1654 }
1655
1656 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1657
1658 // TRUNC is used for the FLT_TO_INT instructions to work around a
1659 // perceived problem where the rounding modes are applied differently
1660 // depending on the instruction and the slot they are in.
1661 // See:
1662 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1663 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1664 //
1665 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1666 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1667 // We should look into handling these cases separately.
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001668 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001669
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001670 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001671
1672 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001673 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001674 let Word1{20} = 1; // VALID_PIXEL_MODE
1675 let Word1{21} = eop;
1676 let Word1{29-22} = inst;
1677 let Word1{30} = 0; // MARK
1678 let Word1{31} = 1; // BARRIER
1679 }
1680 defm : ExportPattern<EG_ExportSwz, 83>;
1681
1682 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001683 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001684 let Word1{20} = 1; // VALID_PIXEL_MODE
1685 let Word1{21} = eop;
1686 let Word1{29-22} = inst;
1687 let Word1{30} = 0; // MARK
1688 let Word1{31} = 1; // BARRIER
1689 }
1690 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1691
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001692 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1693 "TEX $COUNT @$ADDR"> {
1694 let POP_COUNT = 0;
1695 }
1696 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1697 "VTX $COUNT @$ADDR"> {
1698 let POP_COUNT = 0;
1699 }
1700 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1701 "LOOP_START_DX10 @$ADDR"> {
1702 let POP_COUNT = 0;
1703 let COUNT = 0;
1704 }
1705 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1706 let POP_COUNT = 0;
1707 let COUNT = 0;
1708 }
1709 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1710 "LOOP_BREAK @$ADDR"> {
1711 let POP_COUNT = 0;
1712 let COUNT = 0;
1713 }
1714 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1715 "CONTINUE @$ADDR"> {
1716 let POP_COUNT = 0;
1717 let COUNT = 0;
1718 }
1719 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1720 "JUMP @$ADDR POP:$POP_COUNT"> {
1721 let COUNT = 0;
1722 }
1723 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1724 "ELSE @$ADDR POP:$POP_COUNT"> {
1725 let COUNT = 0;
1726 }
1727 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1728 let ADDR = 0;
1729 let COUNT = 0;
1730 let POP_COUNT = 0;
1731 }
1732 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1733 "POP @$ADDR POP:$POP_COUNT"> {
1734 let COUNT = 0;
1735 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001736 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1737 let COUNT = 0;
1738 let POP_COUNT = 0;
1739 let ADDR = 0;
1740 let END_OF_PROGRAM = 1;
1741 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001742
Tom Stellard75aadc22012-12-11 21:25:42 +00001743//===----------------------------------------------------------------------===//
1744// Memory read/write instructions
1745//===----------------------------------------------------------------------===//
1746let usesCustomInserter = 1 in {
1747
1748class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1749 list<dag> pattern>
1750 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins,
1751 !strconcat(name, " $rw_gpr, $index_gpr, $eop"), pattern> {
1752 let RIM = 0;
1753 // XXX: Have a separate instruction for non-indexed writes.
1754 let TYPE = 1;
1755 let RW_REL = 0;
1756 let ELEM_SIZE = 0;
1757
1758 let ARRAY_SIZE = 0;
1759 let COMP_MASK = comp_mask;
1760 let BURST_COUNT = 0;
1761 let VPM = 0;
1762 let MARK = 0;
1763 let BARRIER = 1;
1764}
1765
1766} // End usesCustomInserter = 1
1767
1768// 32-bit store
1769def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1770 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1771 0x1, "RAT_WRITE_CACHELESS_32_eg",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001772 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001773>;
1774
1775//128-bit store
1776def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1777 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
1778 0xf, "RAT_WRITE_CACHELESS_128",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001779 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001780>;
1781
1782class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Tom Stellardab28e9a2013-01-23 02:09:01 +00001783 : InstR600ISA <outs, (ins MEMxi:$ptr), name#" $dst, $ptr", pattern>,
1784 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellard75aadc22012-12-11 21:25:42 +00001785
1786 // Static fields
Tom Stellardab28e9a2013-01-23 02:09:01 +00001787 let VC_INST = 0;
1788 let FETCH_TYPE = 2;
1789 let FETCH_WHOLE_QUAD = 0;
1790 let BUFFER_ID = buffer_id;
1791 let SRC_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001792 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1793 // to store vertex addresses in any channel, not just X.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001794 let SRC_SEL_X = 0;
1795 let DST_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001796 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1797 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1798 // however, based on my testing if USE_CONST_FIELDS is set, then all
1799 // these fields need to be set to 0.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001800 let USE_CONST_FIELDS = 0;
1801 let NUM_FORMAT_ALL = 1;
1802 let FORMAT_COMP_ALL = 0;
1803 let SRF_MODE_ALL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001804
Tom Stellardab28e9a2013-01-23 02:09:01 +00001805 let Inst{31-0} = Word0;
1806 let Inst{63-32} = Word1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001807 // LLVM can only encode 64-bit instructions, so these fields are manually
1808 // encoded in R600CodeEmitter
1809 //
1810 // bits<16> OFFSET;
1811 // bits<2> ENDIAN_SWAP = 0;
1812 // bits<1> CONST_BUF_NO_STRIDE = 0;
1813 // bits<1> MEGA_FETCH = 0;
1814 // bits<1> ALT_CONST = 0;
1815 // bits<2> BUFFER_INDEX_MODE = 0;
1816
Tom Stellard75aadc22012-12-11 21:25:42 +00001817
Tom Stellard75aadc22012-12-11 21:25:42 +00001818
1819 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1820 // is done in R600CodeEmitter
1821 //
1822 // Inst{79-64} = OFFSET;
1823 // Inst{81-80} = ENDIAN_SWAP;
1824 // Inst{82} = CONST_BUF_NO_STRIDE;
1825 // Inst{83} = MEGA_FETCH;
1826 // Inst{84} = ALT_CONST;
1827 // Inst{86-85} = BUFFER_INDEX_MODE;
1828 // Inst{95-86} = 0; Reserved
1829
1830 // VTX_WORD3 (Padding)
1831 //
1832 // Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00001833
1834 let VTXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001835}
1836
1837class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
1838 : VTX_READ_eg <"VTX_READ_8", buffer_id, (outs R600_TReg32_X:$dst),
1839 pattern> {
1840
1841 let MEGA_FETCH_COUNT = 1;
1842 let DST_SEL_X = 0;
1843 let DST_SEL_Y = 7; // Masked
1844 let DST_SEL_Z = 7; // Masked
1845 let DST_SEL_W = 7; // Masked
1846 let DATA_FORMAT = 1; // FMT_8
1847}
1848
1849class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
1850 : VTX_READ_eg <"VTX_READ_16", buffer_id, (outs R600_TReg32_X:$dst),
1851 pattern> {
1852 let MEGA_FETCH_COUNT = 2;
1853 let DST_SEL_X = 0;
1854 let DST_SEL_Y = 7; // Masked
1855 let DST_SEL_Z = 7; // Masked
1856 let DST_SEL_W = 7; // Masked
1857 let DATA_FORMAT = 5; // FMT_16
1858
1859}
1860
1861class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
1862 : VTX_READ_eg <"VTX_READ_32", buffer_id, (outs R600_TReg32_X:$dst),
1863 pattern> {
1864
1865 let MEGA_FETCH_COUNT = 4;
1866 let DST_SEL_X = 0;
1867 let DST_SEL_Y = 7; // Masked
1868 let DST_SEL_Z = 7; // Masked
1869 let DST_SEL_W = 7; // Masked
1870 let DATA_FORMAT = 0xD; // COLOR_32
1871
1872 // This is not really necessary, but there were some GPU hangs that appeared
1873 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001874 // to the $ptr registers of the VTX_READ.
Tom Stellard75aadc22012-12-11 21:25:42 +00001875 // e.g.
1876 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1877 // %T2_X<def> = MOV %ZERO
1878 //Adding this constraint prevents this from happening.
1879 let Constraints = "$ptr.ptr = $dst";
1880}
1881
1882class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
1883 : VTX_READ_eg <"VTX_READ_128", buffer_id, (outs R600_Reg128:$dst),
1884 pattern> {
1885
1886 let MEGA_FETCH_COUNT = 16;
1887 let DST_SEL_X = 0;
1888 let DST_SEL_Y = 1;
1889 let DST_SEL_Z = 2;
1890 let DST_SEL_W = 3;
1891 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1892
1893 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1894 // that holds its buffer address to avoid potential hangs. We can't use
1895 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1896 // registers are different sizes.
1897}
1898
1899//===----------------------------------------------------------------------===//
1900// VTX Read from parameter memory space
1901//===----------------------------------------------------------------------===//
1902
1903def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001904 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001905>;
1906
1907def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001908 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001909>;
1910
1911def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001912 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001913>;
1914
Tom Stellard91da4e92013-02-13 22:05:20 +00001915def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001916 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard91da4e92013-02-13 22:05:20 +00001917>;
1918
Tom Stellard75aadc22012-12-11 21:25:42 +00001919//===----------------------------------------------------------------------===//
1920// VTX Read from global memory space
1921//===----------------------------------------------------------------------===//
1922
1923// 8-bit reads
1924def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001925 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001926>;
1927
1928// 32-bit reads
1929def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001930 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001931>;
1932
1933// 128-bit reads
1934def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001935 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001936>;
1937
1938//===----------------------------------------------------------------------===//
1939// Constant Loads
1940// XXX: We are currently storing all constants in the global address space.
1941//===----------------------------------------------------------------------===//
1942
1943def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001944 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001945>;
1946
1947}
1948
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001949//===----------------------------------------------------------------------===//
1950// Regist loads and stores - for indirect addressing
1951//===----------------------------------------------------------------------===//
1952
1953defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1954
Tom Stellard75aadc22012-12-11 21:25:42 +00001955let Predicates = [isCayman] in {
1956
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001957let isVector = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001958
1959def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1960
1961def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1962def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1963def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1964def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1965def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1966def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzera2e28152013-03-22 14:09:10 +00001967def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001968def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1969def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1970def SIN_cm : SIN_Common<0x8D>;
1971def COS_cm : COS_Common<0x8E>;
1972} // End isVector = 1
1973
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001974def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001975def : SIN_PAT <SIN_cm>;
1976def : COS_PAT <COS_cm>;
1977
1978defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1979
1980// RECIP_UINT emulation for Cayman
Michel Danzer8caa9042013-04-10 17:17:56 +00001981// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellard75aadc22012-12-11 21:25:42 +00001982def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001983 (AMDGPUurecip i32:$src0),
1984 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzer8caa9042013-04-10 17:17:56 +00001985 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellard75aadc22012-12-11 21:25:42 +00001986>;
1987
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001988 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
1989 let ADDR = 0;
1990 let POP_COUNT = 0;
1991 let COUNT = 0;
1992 }
Tom Stellard75aadc22012-12-11 21:25:42 +00001993
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001994def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001995
1996} // End isCayman
1997
1998//===----------------------------------------------------------------------===//
1999// Branch Instructions
2000//===----------------------------------------------------------------------===//
2001
2002
2003def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2004 "IF_PREDICATE_SET $src", []>;
2005
2006def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2007 "PREDICATED_BREAK $src", []>;
2008
2009//===----------------------------------------------------------------------===//
2010// Pseudo instructions
2011//===----------------------------------------------------------------------===//
2012
2013let isPseudo = 1 in {
2014
2015def PRED_X : InstR600 <
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002016 (outs R600_Predicate_Bit:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00002017 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2018 "", [], NullALU> {
2019 let FlagOperandIdx = 3;
2020}
2021
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002022let isTerminator = 1, isBranch = 1 in {
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002023def JUMP_COND : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002024 (outs),
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002025 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellard75aadc22012-12-11 21:25:42 +00002026 "JUMP $target ($p)",
2027 [], AnyALU
2028 >;
2029
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002030def JUMP : InstR600 <
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002031 (outs),
2032 (ins brtarget:$target),
2033 "JUMP $target",
2034 [], AnyALU
2035 >
2036{
2037 let isPredicable = 1;
2038 let isBarrier = 1;
2039}
2040
2041} // End isTerminator = 1, isBranch = 1
Tom Stellard75aadc22012-12-11 21:25:42 +00002042
2043let usesCustomInserter = 1 in {
2044
2045let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2046
2047def MASK_WRITE : AMDGPUShaderInst <
2048 (outs),
2049 (ins R600_Reg32:$src),
2050 "MASK_WRITE $src",
2051 []
2052>;
2053
2054} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2055
Tom Stellard75aadc22012-12-11 21:25:42 +00002056
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002057def TXD: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002058 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002059 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2060 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002061 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002062 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2063 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2064 NullALU > {
Vincent Lejeunec2991642013-04-30 00:13:39 +00002065 let TEXInst = 1;
2066}
Tom Stellard75aadc22012-12-11 21:25:42 +00002067
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002068def TXD_SHADOW: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002069 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002070 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2071 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002072 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002073 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2074 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2075 NullALU
Vincent Lejeunec2991642013-04-30 00:13:39 +00002076> {
2077 let TEXInst = 1;
2078}
Tom Stellard75aadc22012-12-11 21:25:42 +00002079} // End isPseudo = 1
2080} // End usesCustomInserter = 1
2081
2082def CLAMP_R600 : CLAMP <R600_Reg32>;
2083def FABS_R600 : FABS<R600_Reg32>;
2084def FNEG_R600 : FNEG<R600_Reg32>;
2085
2086//===---------------------------------------------------------------------===//
2087// Return instruction
2088//===---------------------------------------------------------------------===//
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002089let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesenfdc37672013-02-05 17:53:52 +00002090 usesCustomInserter = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00002091 def RETURN : ILFormat<(outs), (ins variable_ops),
2092 "RETURN", [(IL_retflag)]>;
2093}
2094
Tom Stellard365366f2013-01-23 02:09:06 +00002095
2096//===----------------------------------------------------------------------===//
2097// Constant Buffer Addressing Support
2098//===----------------------------------------------------------------------===//
2099
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002100let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard365366f2013-01-23 02:09:06 +00002101def CONST_COPY : Instruction {
2102 let OutOperandList = (outs R600_Reg32:$dst);
2103 let InOperandList = (ins i32imm:$src);
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002104 let Pattern =
2105 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard365366f2013-01-23 02:09:06 +00002106 let AsmString = "CONST_COPY";
2107 let neverHasSideEffects = 1;
2108 let isAsCheapAsAMove = 1;
2109 let Itinerary = NullALU;
2110}
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002111} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard365366f2013-01-23 02:09:06 +00002112
2113def TEX_VTX_CONSTBUF :
Vincent Lejeune743dca02013-03-05 15:04:29 +00002114 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002115 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard365366f2013-01-23 02:09:06 +00002116 VTX_WORD1_GPR, VTX_WORD0 {
2117
2118 let VC_INST = 0;
2119 let FETCH_TYPE = 2;
2120 let FETCH_WHOLE_QUAD = 0;
Tom Stellard365366f2013-01-23 02:09:06 +00002121 let SRC_REL = 0;
2122 let SRC_SEL_X = 0;
2123 let DST_REL = 0;
2124 let USE_CONST_FIELDS = 0;
2125 let NUM_FORMAT_ALL = 2;
2126 let FORMAT_COMP_ALL = 1;
2127 let SRF_MODE_ALL = 1;
2128 let MEGA_FETCH_COUNT = 16;
2129 let DST_SEL_X = 0;
2130 let DST_SEL_Y = 1;
2131 let DST_SEL_Z = 2;
2132 let DST_SEL_W = 3;
2133 let DATA_FORMAT = 35;
2134
2135 let Inst{31-0} = Word0;
2136 let Inst{63-32} = Word1;
2137
2138// LLVM can only encode 64-bit instructions, so these fields are manually
2139// encoded in R600CodeEmitter
2140//
2141// bits<16> OFFSET;
2142// bits<2> ENDIAN_SWAP = 0;
2143// bits<1> CONST_BUF_NO_STRIDE = 0;
2144// bits<1> MEGA_FETCH = 0;
2145// bits<1> ALT_CONST = 0;
2146// bits<2> BUFFER_INDEX_MODE = 0;
2147
2148
2149
2150// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2151// is done in R600CodeEmitter
2152//
2153// Inst{79-64} = OFFSET;
2154// Inst{81-80} = ENDIAN_SWAP;
2155// Inst{82} = CONST_BUF_NO_STRIDE;
2156// Inst{83} = MEGA_FETCH;
2157// Inst{84} = ALT_CONST;
2158// Inst{86-85} = BUFFER_INDEX_MODE;
2159// Inst{95-86} = 0; Reserved
2160
2161// VTX_WORD3 (Padding)
2162//
2163// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002164 let VTXInst = 1;
Tom Stellard365366f2013-01-23 02:09:06 +00002165}
2166
Vincent Lejeune68501802013-02-18 14:11:19 +00002167def TEX_VTX_TEXBUF:
2168 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002169 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeune68501802013-02-18 14:11:19 +00002170VTX_WORD1_GPR, VTX_WORD0 {
2171
2172let VC_INST = 0;
2173let FETCH_TYPE = 2;
2174let FETCH_WHOLE_QUAD = 0;
2175let SRC_REL = 0;
2176let SRC_SEL_X = 0;
2177let DST_REL = 0;
2178let USE_CONST_FIELDS = 1;
2179let NUM_FORMAT_ALL = 0;
2180let FORMAT_COMP_ALL = 0;
2181let SRF_MODE_ALL = 1;
2182let MEGA_FETCH_COUNT = 16;
2183let DST_SEL_X = 0;
2184let DST_SEL_Y = 1;
2185let DST_SEL_Z = 2;
2186let DST_SEL_W = 3;
2187let DATA_FORMAT = 0;
2188
2189let Inst{31-0} = Word0;
2190let Inst{63-32} = Word1;
2191
2192// LLVM can only encode 64-bit instructions, so these fields are manually
2193// encoded in R600CodeEmitter
2194//
2195// bits<16> OFFSET;
2196// bits<2> ENDIAN_SWAP = 0;
2197// bits<1> CONST_BUF_NO_STRIDE = 0;
2198// bits<1> MEGA_FETCH = 0;
2199// bits<1> ALT_CONST = 0;
2200// bits<2> BUFFER_INDEX_MODE = 0;
2201
2202
2203
2204// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2205// is done in R600CodeEmitter
2206//
2207// Inst{79-64} = OFFSET;
2208// Inst{81-80} = ENDIAN_SWAP;
2209// Inst{82} = CONST_BUF_NO_STRIDE;
2210// Inst{83} = MEGA_FETCH;
2211// Inst{84} = ALT_CONST;
2212// Inst{86-85} = BUFFER_INDEX_MODE;
2213// Inst{95-86} = 0; Reserved
2214
2215// VTX_WORD3 (Padding)
2216//
2217// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002218 let VTXInst = 1;
Vincent Lejeune68501802013-02-18 14:11:19 +00002219}
2220
2221
Tom Stellard365366f2013-01-23 02:09:06 +00002222
Tom Stellardf8794352012-12-19 22:10:31 +00002223//===--------------------------------------------------------------------===//
2224// Instructions support
2225//===--------------------------------------------------------------------===//
2226//===---------------------------------------------------------------------===//
2227// Custom Inserter for Branches and returns, this eventually will be a
2228// seperate pass
2229//===---------------------------------------------------------------------===//
2230let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2231 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2232 "; Pseudo unconditional branch instruction",
2233 [(br bb:$target)]>;
2234 defm BRANCH_COND : BranchConditional<IL_brcond>;
2235}
2236
2237//===---------------------------------------------------------------------===//
2238// Flow and Program control Instructions
2239//===---------------------------------------------------------------------===//
2240let isTerminator=1 in {
2241 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2242 !strconcat("SWITCH", " $src"), []>;
2243 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2244 !strconcat("CASE", " $src"), []>;
2245 def BREAK : ILFormat< (outs), (ins),
2246 "BREAK", []>;
2247 def CONTINUE : ILFormat< (outs), (ins),
2248 "CONTINUE", []>;
2249 def DEFAULT : ILFormat< (outs), (ins),
2250 "DEFAULT", []>;
2251 def ELSE : ILFormat< (outs), (ins),
2252 "ELSE", []>;
2253 def ENDSWITCH : ILFormat< (outs), (ins),
2254 "ENDSWITCH", []>;
2255 def ENDMAIN : ILFormat< (outs), (ins),
2256 "ENDMAIN", []>;
2257 def END : ILFormat< (outs), (ins),
2258 "END", []>;
2259 def ENDFUNC : ILFormat< (outs), (ins),
2260 "ENDFUNC", []>;
2261 def ENDIF : ILFormat< (outs), (ins),
2262 "ENDIF", []>;
2263 def WHILELOOP : ILFormat< (outs), (ins),
2264 "WHILE", []>;
2265 def ENDLOOP : ILFormat< (outs), (ins),
2266 "ENDLOOP", []>;
2267 def FUNC : ILFormat< (outs), (ins),
2268 "FUNC", []>;
2269 def RETDYN : ILFormat< (outs), (ins),
2270 "RET_DYN", []>;
2271 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2272 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2273 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2274 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2275 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2276 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2277 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2278 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2279 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2280 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2281 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2282 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2283 defm IFC : BranchInstr2<"IFC">;
2284 defm BREAKC : BranchInstr2<"BREAKC">;
2285 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2286}
2287
Tom Stellard75aadc22012-12-11 21:25:42 +00002288//===----------------------------------------------------------------------===//
2289// ISel Patterns
2290//===----------------------------------------------------------------------===//
2291
Tom Stellard2add82d2013-03-08 15:37:09 +00002292// CND*_INT Pattterns for f32 True / False values
2293
2294class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002295 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2296 (cnd $src0, $src1, $src2)
Tom Stellard2add82d2013-03-08 15:37:09 +00002297>;
2298
2299def : CND_INT_f32 <CNDE_INT, SETEQ>;
2300def : CND_INT_f32 <CNDGT_INT, SETGT>;
2301def : CND_INT_f32 <CNDGE_INT, SETGE>;
2302
Tom Stellard75aadc22012-12-11 21:25:42 +00002303//CNDGE_INT extra pattern
2304def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002305 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2306 (CNDGE_INT $src0, $src1, $src2)
Tom Stellard75aadc22012-12-11 21:25:42 +00002307>;
2308
2309// KIL Patterns
2310def KILP : Pat <
2311 (int_AMDGPU_kilp),
2312 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2313>;
2314
2315def KIL : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002316 (int_AMDGPU_kill f32:$src0),
2317 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellard75aadc22012-12-11 21:25:42 +00002318>;
2319
2320// SGT Reverse args
2321def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002322 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2323 (SGT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002324>;
2325
2326// SGE Reverse args
2327def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002328 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2329 (SGE $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002330>;
2331
Tom Stellarde06163a2013-02-07 14:02:35 +00002332// SETGT_DX10 reverse args
2333def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002334 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2335 (SETGT_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002336>;
2337
2338// SETGE_DX10 reverse args
2339def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002340 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2341 (SETGE_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002342>;
2343
Tom Stellard75aadc22012-12-11 21:25:42 +00002344// SETGT_INT reverse args
2345def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002346 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2347 (SETGT_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002348>;
2349
2350// SETGE_INT reverse args
2351def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002352 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2353 (SETGE_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002354>;
2355
2356// SETGT_UINT reverse args
2357def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002358 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2359 (SETGT_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002360>;
2361
2362// SETGE_UINT reverse args
2363def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002364 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2365 (SETGE_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002366>;
2367
2368// The next two patterns are special cases for handling 'true if ordered' and
2369// 'true if unordered' conditionals. The assumption here is that the behavior of
2370// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2371// described here:
2372// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2373// We assume that SETE returns false when one of the operands is NAN and
2374// SNE returns true when on of the operands is NAN
2375
2376//SETE - 'true if ordered'
2377def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002378 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2379 (SETE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002380>;
2381
Tom Stellarde06163a2013-02-07 14:02:35 +00002382//SETE_DX10 - 'true if ordered'
2383def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002384 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2385 (SETE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002386>;
2387
Tom Stellard75aadc22012-12-11 21:25:42 +00002388//SNE - 'true if unordered'
2389def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002390 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2391 (SNE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002392>;
2393
Tom Stellarde06163a2013-02-07 14:02:35 +00002394//SETNE_DX10 - 'true if ordered'
2395def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002396 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2397 (SETNE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002398>;
2399
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002400def : Extract_Element <f32, v4f32, 0, sub0>;
2401def : Extract_Element <f32, v4f32, 1, sub1>;
2402def : Extract_Element <f32, v4f32, 2, sub2>;
2403def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002404
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002405def : Insert_Element <f32, v4f32, 0, sub0>;
2406def : Insert_Element <f32, v4f32, 1, sub1>;
2407def : Insert_Element <f32, v4f32, 2, sub2>;
2408def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002409
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002410def : Extract_Element <i32, v4i32, 0, sub0>;
2411def : Extract_Element <i32, v4i32, 1, sub1>;
2412def : Extract_Element <i32, v4i32, 2, sub2>;
2413def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002414
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002415def : Insert_Element <i32, v4i32, 0, sub0>;
2416def : Insert_Element <i32, v4i32, 1, sub1>;
2417def : Insert_Element <i32, v4i32, 2, sub2>;
2418def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002419
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002420def : Vector4_Build <v4f32, f32>;
2421def : Vector4_Build <v4i32, i32>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002422
2423// bitconvert patterns
2424
2425def : BitConvert <i32, f32, R600_Reg32>;
2426def : BitConvert <f32, i32, R600_Reg32>;
2427def : BitConvert <v4f32, v4i32, R600_Reg128>;
2428def : BitConvert <v4i32, v4f32, R600_Reg128>;
2429
2430// DWORDADDR pattern
2431def : DwordAddrPat <i32, R600_Reg32>;
2432
2433} // End isR600toCayman Predicate