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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>;
Vincent Lejeuned3eed662013-05-17 16:50:20 +000099def RSel : Operand<i32> {
100 let PrintMethod = "printRSel";
101}
102def CT: Operand<i32> {
103 let PrintMethod = "printCT";
104}
Tom Stellard75aadc22012-12-11 21:25:42 +0000105
Tom Stellardf3b2a1e2013-02-06 17:32:29 +0000106def FRAMEri : Operand<iPTR> {
107 let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index);
108}
109
Tom Stellard75aadc22012-12-11 21:25:42 +0000110def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>;
111def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>;
112def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>;
Tom Stellard365366f2013-01-23 02:09:06 +0000113def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>;
114def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>;
Tom Stellardf3b2a1e2013-02-06 17:32:29 +0000115def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000116
117class R600ALU_Word0 {
118 field bits<32> Word0;
119
120 bits<11> src0;
121 bits<1> src0_neg;
122 bits<1> src0_rel;
123 bits<11> src1;
124 bits<1> src1_rel;
125 bits<1> src1_neg;
126 bits<3> index_mode = 0;
127 bits<2> pred_sel;
128 bits<1> last;
129
130 bits<9> src0_sel = src0{8-0};
131 bits<2> src0_chan = src0{10-9};
132 bits<9> src1_sel = src1{8-0};
133 bits<2> src1_chan = src1{10-9};
134
135 let Word0{8-0} = src0_sel;
136 let Word0{9} = src0_rel;
137 let Word0{11-10} = src0_chan;
138 let Word0{12} = src0_neg;
139 let Word0{21-13} = src1_sel;
140 let Word0{22} = src1_rel;
141 let Word0{24-23} = src1_chan;
142 let Word0{25} = src1_neg;
143 let Word0{28-26} = index_mode;
144 let Word0{30-29} = pred_sel;
145 let Word0{31} = last;
146}
147
148class R600ALU_Word1 {
149 field bits<32> Word1;
150
151 bits<11> dst;
Vincent Lejeune22c42482013-04-30 00:14:08 +0000152 bits<3> bank_swizzle;
Tom Stellard75aadc22012-12-11 21:25:42 +0000153 bits<1> dst_rel;
154 bits<1> clamp;
155
156 bits<7> dst_sel = dst{6-0};
157 bits<2> dst_chan = dst{10-9};
158
159 let Word1{20-18} = bank_swizzle;
160 let Word1{27-21} = dst_sel;
161 let Word1{28} = dst_rel;
162 let Word1{30-29} = dst_chan;
163 let Word1{31} = clamp;
164}
165
166class R600ALU_Word1_OP2 <bits<11> alu_inst> : R600ALU_Word1{
167
168 bits<1> src0_abs;
169 bits<1> src1_abs;
170 bits<1> update_exec_mask;
171 bits<1> update_pred;
172 bits<1> write;
173 bits<2> omod;
174
175 let Word1{0} = src0_abs;
176 let Word1{1} = src1_abs;
177 let Word1{2} = update_exec_mask;
178 let Word1{3} = update_pred;
179 let Word1{4} = write;
180 let Word1{6-5} = omod;
181 let Word1{17-7} = alu_inst;
182}
183
184class R600ALU_Word1_OP3 <bits<5> alu_inst> : R600ALU_Word1{
185
186 bits<11> src2;
187 bits<1> src2_rel;
188 bits<1> src2_neg;
189
190 bits<9> src2_sel = src2{8-0};
191 bits<2> src2_chan = src2{10-9};
192
193 let Word1{8-0} = src2_sel;
194 let Word1{9} = src2_rel;
195 let Word1{11-10} = src2_chan;
196 let Word1{12} = src2_neg;
197 let Word1{17-13} = alu_inst;
198}
199
Tom Stellardab28e9a2013-01-23 02:09:01 +0000200class VTX_WORD0 {
201 field bits<32> Word0;
202 bits<7> SRC_GPR;
203 bits<5> VC_INST;
204 bits<2> FETCH_TYPE;
205 bits<1> FETCH_WHOLE_QUAD;
206 bits<8> BUFFER_ID;
207 bits<1> SRC_REL;
208 bits<2> SRC_SEL_X;
209 bits<6> MEGA_FETCH_COUNT;
210
211 let Word0{4-0} = VC_INST;
212 let Word0{6-5} = FETCH_TYPE;
213 let Word0{7} = FETCH_WHOLE_QUAD;
214 let Word0{15-8} = BUFFER_ID;
215 let Word0{22-16} = SRC_GPR;
216 let Word0{23} = SRC_REL;
217 let Word0{25-24} = SRC_SEL_X;
218 let Word0{31-26} = MEGA_FETCH_COUNT;
219}
220
221class VTX_WORD1_GPR {
222 field bits<32> Word1;
223 bits<7> DST_GPR;
224 bits<1> DST_REL;
225 bits<3> DST_SEL_X;
226 bits<3> DST_SEL_Y;
227 bits<3> DST_SEL_Z;
228 bits<3> DST_SEL_W;
229 bits<1> USE_CONST_FIELDS;
230 bits<6> DATA_FORMAT;
231 bits<2> NUM_FORMAT_ALL;
232 bits<1> FORMAT_COMP_ALL;
233 bits<1> SRF_MODE_ALL;
234
235 let Word1{6-0} = DST_GPR;
236 let Word1{7} = DST_REL;
237 let Word1{8} = 0; // Reserved
238 let Word1{11-9} = DST_SEL_X;
239 let Word1{14-12} = DST_SEL_Y;
240 let Word1{17-15} = DST_SEL_Z;
241 let Word1{20-18} = DST_SEL_W;
242 let Word1{21} = USE_CONST_FIELDS;
243 let Word1{27-22} = DATA_FORMAT;
244 let Word1{29-28} = NUM_FORMAT_ALL;
245 let Word1{30} = FORMAT_COMP_ALL;
246 let Word1{31} = SRF_MODE_ALL;
247}
248
Vincent Lejeune53f35252013-03-31 19:33:04 +0000249class TEX_WORD0 {
250 field bits<32> Word0;
251
252 bits<5> TEX_INST;
253 bits<2> INST_MOD;
254 bits<1> FETCH_WHOLE_QUAD;
255 bits<8> RESOURCE_ID;
256 bits<7> SRC_GPR;
257 bits<1> SRC_REL;
258 bits<1> ALT_CONST;
259 bits<2> RESOURCE_INDEX_MODE;
260 bits<2> SAMPLER_INDEX_MODE;
261
262 let Word0{4-0} = TEX_INST;
263 let Word0{6-5} = INST_MOD;
264 let Word0{7} = FETCH_WHOLE_QUAD;
265 let Word0{15-8} = RESOURCE_ID;
266 let Word0{22-16} = SRC_GPR;
267 let Word0{23} = SRC_REL;
268 let Word0{24} = ALT_CONST;
269 let Word0{26-25} = RESOURCE_INDEX_MODE;
270 let Word0{28-27} = SAMPLER_INDEX_MODE;
271}
272
273class TEX_WORD1 {
274 field bits<32> Word1;
275
276 bits<7> DST_GPR;
277 bits<1> DST_REL;
278 bits<3> DST_SEL_X;
279 bits<3> DST_SEL_Y;
280 bits<3> DST_SEL_Z;
281 bits<3> DST_SEL_W;
282 bits<7> LOD_BIAS;
283 bits<1> COORD_TYPE_X;
284 bits<1> COORD_TYPE_Y;
285 bits<1> COORD_TYPE_Z;
286 bits<1> COORD_TYPE_W;
287
288 let Word1{6-0} = DST_GPR;
289 let Word1{7} = DST_REL;
290 let Word1{11-9} = DST_SEL_X;
291 let Word1{14-12} = DST_SEL_Y;
292 let Word1{17-15} = DST_SEL_Z;
293 let Word1{20-18} = DST_SEL_W;
294 let Word1{27-21} = LOD_BIAS;
295 let Word1{28} = COORD_TYPE_X;
296 let Word1{29} = COORD_TYPE_Y;
297 let Word1{30} = COORD_TYPE_Z;
298 let Word1{31} = COORD_TYPE_W;
299}
300
301class TEX_WORD2 {
302 field bits<32> Word2;
303
304 bits<5> OFFSET_X;
305 bits<5> OFFSET_Y;
306 bits<5> OFFSET_Z;
307 bits<5> SAMPLER_ID;
308 bits<3> SRC_SEL_X;
309 bits<3> SRC_SEL_Y;
310 bits<3> SRC_SEL_Z;
311 bits<3> SRC_SEL_W;
312
313 let Word2{4-0} = OFFSET_X;
314 let Word2{9-5} = OFFSET_Y;
315 let Word2{14-10} = OFFSET_Z;
316 let Word2{19-15} = SAMPLER_ID;
317 let Word2{22-20} = SRC_SEL_X;
318 let Word2{25-23} = SRC_SEL_Y;
319 let Word2{28-26} = SRC_SEL_Z;
320 let Word2{31-29} = SRC_SEL_W;
321}
322
Tom Stellard75aadc22012-12-11 21:25:42 +0000323/*
324XXX: R600 subtarget uses a slightly different encoding than the other
325subtargets. We currently handle this in R600MCCodeEmitter, but we may
326want to use these instruction classes in the future.
327
328class R600ALU_Word1_OP2_r600 : R600ALU_Word1_OP2 {
329
330 bits<1> fog_merge;
331 bits<10> alu_inst;
332
333 let Inst{37} = fog_merge;
334 let Inst{39-38} = omod;
335 let Inst{49-40} = alu_inst;
336}
337
338class R600ALU_Word1_OP2_r700 : R600ALU_Word1_OP2 {
339
340 bits<11> alu_inst;
341
342 let Inst{38-37} = omod;
343 let Inst{49-39} = alu_inst;
344}
345*/
346
347def R600_Pred : PredicateOperand<i32, (ops R600_Predicate),
348 (ops PRED_SEL_OFF)>;
349
350
351let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
352
353// Class for instructions with only one source register.
354// If you add new ins to this instruction, make sure they are listed before
355// $literal, because the backend currently assumes that the last operand is
356// a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in
357// R600Defines.h, R600InstrInfo::buildDefaultInstruction(),
358// and R600InstrInfo::getOperandIdx().
359class R600_1OP <bits<11> inst, string opName, list<dag> pattern,
360 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000361 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000362 (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000363 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000364 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
365 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000366 !strconcat(" ", opName,
Vincent Lejeune709e0162013-05-17 16:49:49 +0000367 "$clamp $last $dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000368 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000369 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000370 pattern,
371 itin>,
372 R600ALU_Word0,
373 R600ALU_Word1_OP2 <inst> {
374
375 let src1 = 0;
376 let src1_rel = 0;
377 let src1_neg = 0;
378 let src1_abs = 0;
379 let update_exec_mask = 0;
380 let update_pred = 0;
381 let HasNativeOperands = 1;
382 let Op1 = 1;
383 let DisableEncoding = "$literal";
384
385 let Inst{31-0} = Word0;
386 let Inst{63-32} = Word1;
387}
388
389class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
390 InstrItinClass itin = AnyALU> :
391 R600_1OP <inst, opName,
392 [(set R600_Reg32:$dst, (node R600_Reg32:$src0))]
393>;
394
395// If you add our change the operands for R600_2OP instructions, you must
396// also update the R600Op2OperandIndex::ROI enum in R600Defines.h,
397// R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx().
398class R600_2OP <bits<11> inst, string opName, list<dag> pattern,
399 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000400 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000401 (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write,
402 OMOD:$omod, REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000403 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel,
404 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000405 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
406 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000407 !strconcat(" ", opName,
Vincent Lejeune709e0162013-05-17 16:49:49 +0000408 "$clamp $last $update_exec_mask$update_pred$dst$write$dst_rel$omod, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000409 "$src0_neg$src0_abs$src0$src0_abs$src0_rel, "
410 "$src1_neg$src1_abs$src1$src1_abs$src1_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000411 "$pred_sel $bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000412 pattern,
413 itin>,
414 R600ALU_Word0,
415 R600ALU_Word1_OP2 <inst> {
416
417 let HasNativeOperands = 1;
418 let Op2 = 1;
419 let DisableEncoding = "$literal";
420
421 let Inst{31-0} = Word0;
422 let Inst{63-32} = Word1;
423}
424
425class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node,
426 InstrItinClass itim = AnyALU> :
427 R600_2OP <inst, opName,
428 [(set R600_Reg32:$dst, (node R600_Reg32:$src0,
429 R600_Reg32:$src1))]
430>;
431
432// If you add our change the operands for R600_3OP instructions, you must
433// also update the R600Op3OperandIndex::ROI enum in R600Defines.h,
434// R600InstrInfo::buildDefaultInstruction(), and
435// R600InstrInfo::getOperandIdx().
436class R600_3OP <bits<5> inst, string opName, list<dag> pattern,
437 InstrItinClass itin = AnyALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000438 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000439 (ins REL:$dst_rel, CLAMP:$clamp,
Tom Stellard365366f2013-01-23 02:09:06 +0000440 R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel,
441 R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel,
442 R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel,
Vincent Lejeune22c42482013-04-30 00:14:08 +0000443 LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal,
444 BANK_SWIZZLE:$bank_swizzle),
Vincent Lejeune709e0162013-05-17 16:49:49 +0000445 !strconcat(" ", opName, "$clamp $last $dst$dst_rel, "
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000446 "$src0_neg$src0$src0_rel, "
447 "$src1_neg$src1$src1_rel, "
448 "$src2_neg$src2$src2_rel, "
Vincent Lejeunef97af792013-05-02 21:52:30 +0000449 "$pred_sel"
450 "$bank_swizzle"),
Tom Stellard75aadc22012-12-11 21:25:42 +0000451 pattern,
452 itin>,
453 R600ALU_Word0,
454 R600ALU_Word1_OP3<inst>{
455
456 let HasNativeOperands = 1;
457 let DisableEncoding = "$literal";
458 let Op3 = 1;
459
460 let Inst{31-0} = Word0;
461 let Inst{63-32} = Word1;
462}
463
464class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern,
465 InstrItinClass itin = VecALU> :
Vincent Lejeunef501ea22013-04-30 00:13:20 +0000466 InstR600 <(outs R600_Reg32:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +0000467 ins,
468 asm,
469 pattern,
470 itin>;
471
Vincent Lejeune53f35252013-03-31 19:33:04 +0000472
Tom Stellard75aadc22012-12-11 21:25:42 +0000473
474} // End mayLoad = 1, mayStore = 0, hasSideEffects = 0
475
476def TEX_SHADOW : PatLeaf<
477 (imm),
478 [{uint32_t TType = (uint32_t)N->getZExtValue();
Michel Danzer3bb17eb2013-02-12 12:11:23 +0000479 return (TType >= 6 && TType <= 8) || (TType >= 11 && TType <= 13);
Tom Stellard75aadc22012-12-11 21:25:42 +0000480 }]
481>;
482
Tom Stellardc9b90312013-01-21 15:40:48 +0000483def TEX_RECT : PatLeaf<
484 (imm),
485 [{uint32_t TType = (uint32_t)N->getZExtValue();
486 return TType == 5;
487 }]
488>;
489
Tom Stellard462516b2013-02-07 17:02:14 +0000490def TEX_ARRAY : PatLeaf<
491 (imm),
492 [{uint32_t TType = (uint32_t)N->getZExtValue();
493 return TType == 9 || TType == 10 || TType == 15 || TType == 16;
494 }]
495>;
496
497def TEX_SHADOW_ARRAY : PatLeaf<
498 (imm),
499 [{uint32_t TType = (uint32_t)N->getZExtValue();
500 return TType == 11 || TType == 12 || TType == 17;
501 }]
502>;
503
Tom Stellard75aadc22012-12-11 21:25:42 +0000504class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs,
505 dag ins, string asm, list<dag> pattern> :
506 InstR600ISA <outs, ins, asm, pattern> {
507 bits<7> RW_GPR;
508 bits<7> INDEX_GPR;
509
510 bits<2> RIM;
511 bits<2> TYPE;
512 bits<1> RW_REL;
513 bits<2> ELEM_SIZE;
514
515 bits<12> ARRAY_SIZE;
516 bits<4> COMP_MASK;
517 bits<4> BURST_COUNT;
518 bits<1> VPM;
519 bits<1> eop;
520 bits<1> MARK;
521 bits<1> BARRIER;
522
523 // CF_ALLOC_EXPORT_WORD0_RAT
524 let Inst{3-0} = rat_id;
525 let Inst{9-4} = rat_inst;
526 let Inst{10} = 0; // Reserved
527 let Inst{12-11} = RIM;
528 let Inst{14-13} = TYPE;
529 let Inst{21-15} = RW_GPR;
530 let Inst{22} = RW_REL;
531 let Inst{29-23} = INDEX_GPR;
532 let Inst{31-30} = ELEM_SIZE;
533
534 // CF_ALLOC_EXPORT_WORD1_BUF
535 let Inst{43-32} = ARRAY_SIZE;
536 let Inst{47-44} = COMP_MASK;
537 let Inst{51-48} = BURST_COUNT;
538 let Inst{52} = VPM;
539 let Inst{53} = eop;
540 let Inst{61-54} = cf_inst;
541 let Inst{62} = MARK;
542 let Inst{63} = BARRIER;
543}
544
545class LoadParamFrag <PatFrag load_type> : PatFrag <
546 (ops node:$ptr), (load_type node:$ptr),
547 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
548>;
549
550def load_param : LoadParamFrag<load>;
551def load_param_zexti8 : LoadParamFrag<zextloadi8>;
552def load_param_zexti16 : LoadParamFrag<zextloadi16>;
553
554def isR600 : Predicate<"Subtarget.device()"
555 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">;
556def isR700 : Predicate<"Subtarget.device()"
557 "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&"
558 "Subtarget.device()->getDeviceFlag()"
559 ">= OCL_DEVICE_RV710">;
560def isEG : Predicate<
561 "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && "
562 "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && "
563 "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">;
564
565def isCayman : Predicate<"Subtarget.device()"
566 "->getDeviceFlag() == OCL_DEVICE_CAYMAN">;
567def isEGorCayman : Predicate<"Subtarget.device()"
568 "->getGeneration() == AMDGPUDeviceInfo::HD5XXX"
569 "|| Subtarget.device()->getGeneration() =="
570 "AMDGPUDeviceInfo::HD6XXX">;
571
572def isR600toCayman : Predicate<
573 "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">;
574
575//===----------------------------------------------------------------------===//
Tom Stellardff62c352013-01-23 02:09:03 +0000576// R600 SDNodes
Tom Stellard75aadc22012-12-11 21:25:42 +0000577//===----------------------------------------------------------------------===//
578
Tom Stellard41afe6a2013-02-05 17:09:14 +0000579def INTERP_PAIR_XY : AMDGPUShaderInst <
580 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
581 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
582 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
583 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000584
Tom Stellard41afe6a2013-02-05 17:09:14 +0000585def INTERP_PAIR_ZW : AMDGPUShaderInst <
586 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
587 (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2),
588 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
589 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000590
Tom Stellardff62c352013-01-23 02:09:03 +0000591def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune743dca02013-03-05 15:04:29 +0000592 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune10a5e472013-03-05 15:04:42 +0000593 [SDNPVariadic]
Tom Stellardff62c352013-01-23 02:09:03 +0000594>;
595
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000596def DOT4 : SDNode<"AMDGPUISD::DOT4",
597 SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
598 SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
599 SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
600 []
601>;
602
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000603def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
604
605def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
606
607multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
608def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
609 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
610 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
611 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
612 (i32 imm:$DST_SEL_W),
613 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
614 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
615 (i32 imm:$COORD_TYPE_W)),
616 (inst R600_Reg128:$SRC_GPR,
617 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
618 imm:$offsetx, imm:$offsety, imm:$offsetz,
619 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
620 imm:$DST_SEL_W,
621 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
622 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
623 imm:$COORD_TYPE_W)>;
624}
625
Tom Stellardff62c352013-01-23 02:09:03 +0000626//===----------------------------------------------------------------------===//
627// Interpolation Instructions
628//===----------------------------------------------------------------------===//
629
Tom Stellard41afe6a2013-02-05 17:09:14 +0000630def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellard75aadc22012-12-11 21:25:42 +0000631 (outs R600_Reg128:$dst),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000632 (ins i32imm:$src0),
633 "INTERP_LOAD $src0 : $dst",
634 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000635
636def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
637 let bank_swizzle = 5;
638}
639
640def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
641 let bank_swizzle = 5;
642}
643
644def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
645
646//===----------------------------------------------------------------------===//
647// Export Instructions
648//===----------------------------------------------------------------------===//
649
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000650def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000651
652def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
653 [SDNPHasChain, SDNPSideEffect]>;
654
655class ExportWord0 {
656 field bits<32> Word0;
657
658 bits<13> arraybase;
659 bits<2> type;
660 bits<7> gpr;
661 bits<2> elem_size;
662
663 let Word0{12-0} = arraybase;
664 let Word0{14-13} = type;
665 let Word0{21-15} = gpr;
666 let Word0{22} = 0; // RW_REL
667 let Word0{29-23} = 0; // INDEX_GPR
668 let Word0{31-30} = elem_size;
669}
670
671class ExportSwzWord1 {
672 field bits<32> Word1;
673
674 bits<3> sw_x;
675 bits<3> sw_y;
676 bits<3> sw_z;
677 bits<3> sw_w;
678 bits<1> eop;
679 bits<8> inst;
680
681 let Word1{2-0} = sw_x;
682 let Word1{5-3} = sw_y;
683 let Word1{8-6} = sw_z;
684 let Word1{11-9} = sw_w;
685}
686
687class ExportBufWord1 {
688 field bits<32> Word1;
689
690 bits<12> arraySize;
691 bits<4> compMask;
692 bits<1> eop;
693 bits<8> inst;
694
695 let Word1{11-0} = arraySize;
696 let Word1{15-12} = compMask;
697}
698
699multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
700 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
701 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000702 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000703 0, 61, 0, 7, 7, 7, cf_inst, 0)
704 >;
705
706 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
707 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000708 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000709 0, 61, 7, 0, 7, 7, cf_inst, 0)
710 >;
711
Tom Stellardaf1bce72013-01-31 22:11:46 +0000712 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellard75aadc22012-12-11 21:25:42 +0000713 (ExportInst
Tom Stellardaf1bce72013-01-31 22:11:46 +0000714 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
715 >;
716
717 def : Pat<(int_R600_store_dummy 1),
718 (ExportInst
719 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellard75aadc22012-12-11 21:25:42 +0000720 >;
721
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000722 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
723 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
724 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
725 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard6f1b8652013-01-23 21:39:49 +0000726 >;
727
Tom Stellard75aadc22012-12-11 21:25:42 +0000728}
729
730multiclass SteamOutputExportPattern<Instruction ExportInst,
731 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
732// Stream0
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000733 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
734 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
735 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000736 4095, imm:$mask, buf0inst, 0)>;
737// Stream1
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000738 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
739 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
740 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000741 4095, imm:$mask, buf1inst, 0)>;
742// Stream2
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000743 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
744 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
745 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000746 4095, imm:$mask, buf2inst, 0)>;
747// Stream3
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000748 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
749 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
750 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000751 4095, imm:$mask, buf3inst, 0)>;
752}
753
Vincent Lejeune2d5c3412013-04-17 15:17:39 +0000754// Export Instructions should not be duplicated by TailDuplication pass
755// (which assumes that duplicable instruction are affected by exec mask)
756let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000757
758class ExportSwzInst : InstR600ISA<(
759 outs),
760 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
761 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
762 i32imm:$eop),
763 !strconcat("EXPORT", " $gpr"),
764 []>, ExportWord0, ExportSwzWord1 {
765 let elem_size = 3;
766 let Inst{31-0} = Word0;
767 let Inst{63-32} = Word1;
768}
769
Vincent Lejeuneea710fe2013-02-14 16:55:11 +0000770} // End usesCustomInserter = 1
Tom Stellard75aadc22012-12-11 21:25:42 +0000771
772class ExportBufInst : InstR600ISA<(
773 outs),
774 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
775 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
776 !strconcat("EXPORT", " $gpr"),
777 []>, ExportWord0, ExportBufWord1 {
778 let elem_size = 0;
779 let Inst{31-0} = Word0;
780 let Inst{63-32} = Word1;
781}
782
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000783//===----------------------------------------------------------------------===//
784// Control Flow Instructions
785//===----------------------------------------------------------------------===//
786
787class CF_ALU_WORD0 {
788 field bits<32> Word0;
789
790 bits<22> ADDR;
791 bits<4> KCACHE_BANK0;
792 bits<4> KCACHE_BANK1;
793 bits<2> KCACHE_MODE0;
794
795 let Word0{21-0} = ADDR;
796 let Word0{25-22} = KCACHE_BANK0;
797 let Word0{29-26} = KCACHE_BANK1;
798 let Word0{31-30} = KCACHE_MODE0;
799}
800
801class CF_ALU_WORD1 {
802 field bits<32> Word1;
803
804 bits<2> KCACHE_MODE1;
805 bits<8> KCACHE_ADDR0;
806 bits<8> KCACHE_ADDR1;
807 bits<7> COUNT;
808 bits<1> ALT_CONST;
809 bits<4> CF_INST;
810 bits<1> WHOLE_QUAD_MODE;
811 bits<1> BARRIER;
812
813 let Word1{1-0} = KCACHE_MODE1;
814 let Word1{9-2} = KCACHE_ADDR0;
815 let Word1{17-10} = KCACHE_ADDR1;
816 let Word1{24-18} = COUNT;
817 let Word1{25} = ALT_CONST;
818 let Word1{29-26} = CF_INST;
819 let Word1{30} = WHOLE_QUAD_MODE;
820 let Word1{31} = BARRIER;
821}
822
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000823def KCACHE : InstFlag<"printKCache">;
824
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000825class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000826(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
827KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
828i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
829i32imm:$COUNT),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000830!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000831"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000832[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
833 field bits<64> Inst;
834
835 let CF_INST = inst;
836 let ALT_CONST = 0;
837 let WHOLE_QUAD_MODE = 0;
838 let BARRIER = 1;
839
840 let Inst{31-0} = Word0;
841 let Inst{63-32} = Word1;
842}
843
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000844class CF_WORD0_R600 {
845 field bits<32> Word0;
846
847 bits<32> ADDR;
848
849 let Word0 = ADDR;
850}
851
852class CF_WORD1_R600 {
853 field bits<32> Word1;
854
855 bits<3> POP_COUNT;
856 bits<5> CF_CONST;
857 bits<2> COND;
858 bits<3> COUNT;
859 bits<6> CALL_COUNT;
860 bits<1> COUNT_3;
861 bits<1> END_OF_PROGRAM;
862 bits<1> VALID_PIXEL_MODE;
863 bits<7> CF_INST;
864 bits<1> WHOLE_QUAD_MODE;
865 bits<1> BARRIER;
866
867 let Word1{2-0} = POP_COUNT;
868 let Word1{7-3} = CF_CONST;
869 let Word1{9-8} = COND;
870 let Word1{12-10} = COUNT;
871 let Word1{18-13} = CALL_COUNT;
872 let Word1{19} = COUNT_3;
873 let Word1{21} = END_OF_PROGRAM;
874 let Word1{22} = VALID_PIXEL_MODE;
875 let Word1{29-23} = CF_INST;
876 let Word1{30} = WHOLE_QUAD_MODE;
877 let Word1{31} = BARRIER;
878}
879
880class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
881ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
882 field bits<64> Inst;
883
884 let CF_INST = inst;
885 let BARRIER = 1;
886 let CF_CONST = 0;
887 let VALID_PIXEL_MODE = 0;
888 let COND = 0;
889 let CALL_COUNT = 0;
890 let COUNT_3 = 0;
891 let END_OF_PROGRAM = 0;
892 let WHOLE_QUAD_MODE = 0;
893
894 let Inst{31-0} = Word0;
895 let Inst{63-32} = Word1;
896}
897
898class CF_WORD0_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000899 field bits<32> Word0;
900
901 bits<24> ADDR;
902 bits<3> JUMPTABLE_SEL;
903
904 let Word0{23-0} = ADDR;
905 let Word0{26-24} = JUMPTABLE_SEL;
906}
907
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000908class CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000909 field bits<32> Word1;
910
911 bits<3> POP_COUNT;
912 bits<5> CF_CONST;
913 bits<2> COND;
914 bits<6> COUNT;
915 bits<1> VALID_PIXEL_MODE;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000916 bits<1> END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000917 bits<8> CF_INST;
918 bits<1> BARRIER;
919
920 let Word1{2-0} = POP_COUNT;
921 let Word1{7-3} = CF_CONST;
922 let Word1{9-8} = COND;
923 let Word1{15-10} = COUNT;
924 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard83670672013-04-29 22:23:54 +0000925 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000926 let Word1{29-22} = CF_INST;
927 let Word1{31} = BARRIER;
928}
929
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000930class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
931ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000932 field bits<64> Inst;
933
934 let CF_INST = inst;
935 let BARRIER = 1;
936 let JUMPTABLE_SEL = 0;
937 let CF_CONST = 0;
938 let VALID_PIXEL_MODE = 0;
939 let COND = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000940 let END_OF_PROGRAM = 0;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000941
942 let Inst{31-0} = Word0;
943 let Inst{63-32} = Word1;
944}
945
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000946def CF_ALU : ALU_CLAUSE<8, "ALU">;
947def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
948
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000949def FETCH_CLAUSE : AMDGPUInst <(outs),
950(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
951 field bits<8> Inst;
952 bits<8> num;
953 let Inst = num;
954}
955
Vincent Lejeune3abdbf12013-04-30 00:14:38 +0000956def ALU_CLAUSE : AMDGPUInst <(outs),
957(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
958 field bits<8> Inst;
959 bits<8> num;
960 let Inst = num;
961}
962
963def LITERALS : AMDGPUInst <(outs),
964(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
965 field bits<64> Inst;
966 bits<32> literal1;
967 bits<32> literal2;
968
969 let Inst{31-0} = literal1;
970 let Inst{63-32} = literal2;
971}
972
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000973def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
974 field bits<64> Inst;
975}
976
Vincent Lejeune44bf8152013-02-10 17:57:33 +0000977let Predicates = [isR600toCayman] in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000978
979//===----------------------------------------------------------------------===//
980// Common Instructions R600, R700, Evergreen, Cayman
981//===----------------------------------------------------------------------===//
982
983def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
984// Non-IEEE MUL: 0 * anything = 0
985def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
986def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
987def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
988def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
989
990// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
991// so some of the instruction names don't match the asm string.
992// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
993def SETE : R600_2OP <
994 0x08, "SETE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000995 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000996>;
997
998def SGT : R600_2OP <
999 0x09, "SETGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001000 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001001>;
1002
1003def SGE : R600_2OP <
1004 0xA, "SETGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001005 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001006>;
1007
1008def SNE : R600_2OP <
1009 0xB, "SETNE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001010 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001011>;
1012
Tom Stellarde06163a2013-02-07 14:02:35 +00001013def SETE_DX10 : R600_2OP <
1014 0xC, "SETE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001015 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001016>;
1017
1018def SETGT_DX10 : R600_2OP <
1019 0xD, "SETGT_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001020 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001021>;
1022
1023def SETGE_DX10 : R600_2OP <
1024 0xE, "SETGE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001025 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001026>;
1027
1028def SETNE_DX10 : R600_2OP <
1029 0xF, "SETNE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001030 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001031>;
1032
Tom Stellard75aadc22012-12-11 21:25:42 +00001033def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1034def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1035def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1036def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1037def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1038
1039def MOV : R600_1OP <0x19, "MOV", []>;
1040
1041let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1042
1043class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1044 (outs R600_Reg32:$dst),
1045 (ins immType:$imm),
1046 "",
1047 []
1048>;
1049
1050} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1051
1052def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1053def : Pat <
1054 (imm:$val),
1055 (MOV_IMM_I32 imm:$val)
1056>;
1057
1058def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1059def : Pat <
1060 (fpimm:$val),
1061 (MOV_IMM_F32 fpimm:$val)
1062>;
1063
1064def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1065def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1066def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1067def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1068
1069let hasSideEffects = 1 in {
1070
1071def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1072
1073} // end hasSideEffects
1074
1075def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1076def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1077def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1078def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1079def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1080def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1081def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1082def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellard41398022012-12-21 20:12:01 +00001083def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001084def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1085
1086def SETE_INT : R600_2OP <
1087 0x3A, "SETE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001088 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001089>;
1090
1091def SETGT_INT : R600_2OP <
Tom Stellardb40ada92013-02-07 14:02:27 +00001092 0x3B, "SETGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001093 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001094>;
1095
1096def SETGE_INT : R600_2OP <
1097 0x3C, "SETGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001098 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001099>;
1100
1101def SETNE_INT : R600_2OP <
1102 0x3D, "SETNE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001103 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001104>;
1105
1106def SETGT_UINT : R600_2OP <
1107 0x3E, "SETGT_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001108 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001109>;
1110
1111def SETGE_UINT : R600_2OP <
1112 0x3F, "SETGE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001113 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001114>;
1115
1116def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1117def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1118def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1119def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1120
1121def CNDE_INT : R600_3OP <
1122 0x1C, "CNDE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001123 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001124>;
1125
1126def CNDGE_INT : R600_3OP <
1127 0x1E, "CNDGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001128 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001129>;
1130
1131def CNDGT_INT : R600_3OP <
1132 0x1D, "CNDGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001133 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001134>;
1135
1136//===----------------------------------------------------------------------===//
1137// Texture instructions
1138//===----------------------------------------------------------------------===//
1139
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001140let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1141
1142class R600_TEX <bits<11> inst, string opName> :
1143 InstR600 <(outs R600_Reg128:$DST_GPR),
1144 (ins R600_Reg128:$SRC_GPR,
1145 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
1146 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
1147 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
1148 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1149 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
1150 CT:$COORD_TYPE_W),
1151 !strconcat(opName,
1152 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
1153 "$SRC_GPR.$srcx$srcy$srcz$srcw "
1154 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
1155 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
1156 [],
1157 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
1158 let Inst{31-0} = Word0;
1159 let Inst{63-32} = Word1;
1160
1161 let TEX_INST = inst{4-0};
1162 let SRC_REL = 0;
1163 let DST_REL = 0;
1164 let LOD_BIAS = 0;
1165
1166 let INST_MOD = 0;
1167 let FETCH_WHOLE_QUAD = 0;
1168 let ALT_CONST = 0;
1169 let SAMPLER_INDEX_MODE = 0;
1170 let RESOURCE_INDEX_MODE = 0;
1171
1172 let TEXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001173}
1174
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001175} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellard75aadc22012-12-11 21:25:42 +00001176
Tom Stellard75aadc22012-12-11 21:25:42 +00001177
Tom Stellard75aadc22012-12-11 21:25:42 +00001178
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001179def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
1180def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
1181def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
1182def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
1183def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
1184def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
1185def TEX_LD : R600_TEX <0x03, "TEX_LD">;
1186def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
1187def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
1188def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
1189def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
1190def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
1191def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
1192def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellard75aadc22012-12-11 21:25:42 +00001193
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001194defm : TexPattern<0, TEX_SAMPLE>;
1195defm : TexPattern<1, TEX_SAMPLE_C>;
1196defm : TexPattern<2, TEX_SAMPLE_L>;
1197defm : TexPattern<3, TEX_SAMPLE_C_L>;
1198defm : TexPattern<4, TEX_SAMPLE_LB>;
1199defm : TexPattern<5, TEX_SAMPLE_C_LB>;
1200defm : TexPattern<6, TEX_LD, v4i32>;
1201defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
1202defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
1203defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001204
1205//===----------------------------------------------------------------------===//
1206// Helper classes for common instructions
1207//===----------------------------------------------------------------------===//
1208
1209class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1210 inst, "MUL_LIT",
1211 []
1212>;
1213
1214class MULADD_Common <bits<5> inst> : R600_3OP <
1215 inst, "MULADD",
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001216 []
1217>;
1218
1219class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1220 inst, "MULADD_IEEE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001221 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001222>;
1223
1224class CNDE_Common <bits<5> inst> : R600_3OP <
1225 inst, "CNDE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001226 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001227>;
1228
1229class CNDGT_Common <bits<5> inst> : R600_3OP <
1230 inst, "CNDGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001231 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001232>;
1233
1234class CNDGE_Common <bits<5> inst> : R600_3OP <
1235 inst, "CNDGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001236 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001237>;
1238
Tom Stellard75aadc22012-12-11 21:25:42 +00001239
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001240let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
1241class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
1242// Slot X
1243 UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
1244 OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
1245 R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
1246 R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
1247 R600_Pred:$pred_sel_X,
1248// Slot Y
1249 UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
1250 OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
1251 R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
1252 R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
1253 R600_Pred:$pred_sel_Y,
1254// Slot Z
1255 UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
1256 OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
1257 R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
1258 R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
1259 R600_Pred:$pred_sel_Z,
1260// Slot W
1261 UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
1262 OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
1263 R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
1264 R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
1265 R600_Pred:$pred_sel_W,
1266 LITERAL:$literal0, LITERAL:$literal1),
1267 "",
1268 pattern,
1269 AnyALU> {}
Tom Stellard75aadc22012-12-11 21:25:42 +00001270}
1271
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001272def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
1273 R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
1274 R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
1275 R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
1276 R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
1277
1278
1279class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
1280
1281
Tom Stellard75aadc22012-12-11 21:25:42 +00001282let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1283multiclass CUBE_Common <bits<11> inst> {
1284
1285 def _pseudo : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001286 (outs R600_Reg128:$dst),
1287 (ins R600_Reg128:$src),
1288 "CUBE $dst $src",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001289 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001290 VecALU
1291 > {
1292 let isPseudo = 1;
1293 }
1294
1295 def _real : R600_2OP <inst, "CUBE", []>;
1296}
1297} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1298
1299class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1300 inst, "EXP_IEEE", fexp2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001301> {
1302 let TransOnly = 1;
1303 let Itinerary = TransALU;
1304}
Tom Stellard75aadc22012-12-11 21:25:42 +00001305
1306class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1307 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001308> {
1309 let TransOnly = 1;
1310 let Itinerary = TransALU;
1311}
Tom Stellard75aadc22012-12-11 21:25:42 +00001312
1313class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1314 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001315> {
1316 let TransOnly = 1;
1317 let Itinerary = TransALU;
1318}
Tom Stellard75aadc22012-12-11 21:25:42 +00001319
1320class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1321 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001322> {
1323 let TransOnly = 1;
1324 let Itinerary = TransALU;
1325}
Tom Stellard75aadc22012-12-11 21:25:42 +00001326
1327class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1328 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001329> {
1330 let TransOnly = 1;
1331 let Itinerary = TransALU;
1332}
Tom Stellard75aadc22012-12-11 21:25:42 +00001333
1334class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1335 inst, "LOG_CLAMPED", []
1336>;
1337
1338class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1339 inst, "LOG_IEEE", flog2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001340> {
1341 let TransOnly = 1;
1342 let Itinerary = TransALU;
1343}
Tom Stellard75aadc22012-12-11 21:25:42 +00001344
1345class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1346class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1347class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1348class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1349 inst, "MULHI_INT", mulhs
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001350> {
1351 let TransOnly = 1;
1352 let Itinerary = TransALU;
1353}
Tom Stellard75aadc22012-12-11 21:25:42 +00001354class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1355 inst, "MULHI", mulhu
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001356> {
1357 let TransOnly = 1;
1358 let Itinerary = TransALU;
1359}
Tom Stellard75aadc22012-12-11 21:25:42 +00001360class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1361 inst, "MULLO_INT", mul
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001362> {
1363 let TransOnly = 1;
1364 let Itinerary = TransALU;
1365}
1366class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1367 let TransOnly = 1;
1368 let Itinerary = TransALU;
1369}
Tom Stellard75aadc22012-12-11 21:25:42 +00001370
1371class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1372 inst, "RECIP_CLAMPED", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001373> {
1374 let TransOnly = 1;
1375 let Itinerary = TransALU;
1376}
Tom Stellard75aadc22012-12-11 21:25:42 +00001377
1378class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001379 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001380> {
1381 let TransOnly = 1;
1382 let Itinerary = TransALU;
1383}
Tom Stellard75aadc22012-12-11 21:25:42 +00001384
1385class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1386 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001387> {
1388 let TransOnly = 1;
1389 let Itinerary = TransALU;
1390}
Tom Stellard75aadc22012-12-11 21:25:42 +00001391
1392class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1393 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001394> {
1395 let TransOnly = 1;
1396 let Itinerary = TransALU;
1397}
Tom Stellard75aadc22012-12-11 21:25:42 +00001398
1399class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1400 inst, "RECIPSQRT_IEEE", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001401> {
1402 let TransOnly = 1;
1403 let Itinerary = TransALU;
1404}
Tom Stellard75aadc22012-12-11 21:25:42 +00001405
1406class SIN_Common <bits<11> inst> : R600_1OP <
1407 inst, "SIN", []>{
1408 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001409 let TransOnly = 1;
1410 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001411}
1412
1413class COS_Common <bits<11> inst> : R600_1OP <
1414 inst, "COS", []> {
1415 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001416 let TransOnly = 1;
1417 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001418}
1419
1420//===----------------------------------------------------------------------===//
1421// Helper patterns for complex intrinsics
1422//===----------------------------------------------------------------------===//
1423
1424multiclass DIV_Common <InstR600 recip_ieee> {
1425def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001426 (int_AMDGPU_div f32:$src0, f32:$src1),
1427 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001428>;
1429
1430def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001431 (fdiv f32:$src0, f32:$src1),
1432 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001433>;
1434}
1435
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001436class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1437 : Pat <
1438 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1439 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellard75aadc22012-12-11 21:25:42 +00001440>;
1441
1442//===----------------------------------------------------------------------===//
1443// R600 / R700 Instructions
1444//===----------------------------------------------------------------------===//
1445
1446let Predicates = [isR600] in {
1447
1448 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1449 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001450 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001451 def CNDE_r600 : CNDE_Common<0x18>;
1452 def CNDGT_r600 : CNDGT_Common<0x19>;
1453 def CNDGE_r600 : CNDGE_Common<0x1A>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001454 def DOT4_r600 : DOT4_Common<0x50>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001455 defm CUBE_r600 : CUBE_Common<0x52>;
1456 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1457 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1458 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1459 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1460 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1461 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1462 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1463 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1464 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1465 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1466 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1467 def SIN_r600 : SIN_Common<0x6E>;
1468 def COS_r600 : COS_Common<0x6F>;
1469 def ASHR_r600 : ASHR_Common<0x70>;
1470 def LSHR_r600 : LSHR_Common<0x71>;
1471 def LSHL_r600 : LSHL_Common<0x72>;
1472 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1473 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1474 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1475 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1476 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1477
1478 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001479 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001480 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1481
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001482 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001483
1484 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001485 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001486 let Word1{21} = eop;
1487 let Word1{22} = 1; // VALID_PIXEL_MODE
1488 let Word1{30-23} = inst;
1489 let Word1{31} = 1; // BARRIER
1490 }
1491 defm : ExportPattern<R600_ExportSwz, 39>;
1492
1493 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001494 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001495 let Word1{21} = eop;
1496 let Word1{22} = 1; // VALID_PIXEL_MODE
1497 let Word1{30-23} = inst;
1498 let Word1{31} = 1; // BARRIER
1499 }
1500 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001501
1502 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1503 "TEX $COUNT @$ADDR"> {
1504 let POP_COUNT = 0;
1505 }
1506 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1507 "VTX $COUNT @$ADDR"> {
1508 let POP_COUNT = 0;
1509 }
1510 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1511 "LOOP_START_DX10 @$ADDR"> {
1512 let POP_COUNT = 0;
1513 let COUNT = 0;
1514 }
1515 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1516 let POP_COUNT = 0;
1517 let COUNT = 0;
1518 }
1519 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1520 "LOOP_BREAK @$ADDR"> {
1521 let POP_COUNT = 0;
1522 let COUNT = 0;
1523 }
1524 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1525 "CONTINUE @$ADDR"> {
1526 let POP_COUNT = 0;
1527 let COUNT = 0;
1528 }
1529 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1530 "JUMP @$ADDR POP:$POP_COUNT"> {
1531 let COUNT = 0;
1532 }
1533 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1534 "ELSE @$ADDR POP:$POP_COUNT"> {
1535 let COUNT = 0;
1536 }
1537 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1538 let ADDR = 0;
1539 let COUNT = 0;
1540 let POP_COUNT = 0;
1541 }
1542 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1543 "POP @$ADDR POP:$POP_COUNT"> {
1544 let COUNT = 0;
1545 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001546 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1547 let COUNT = 0;
1548 let POP_COUNT = 0;
1549 let ADDR = 0;
1550 let END_OF_PROGRAM = 1;
1551 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001552
Tom Stellard75aadc22012-12-11 21:25:42 +00001553}
1554
1555// Helper pattern for normalizing inputs to triginomic instructions for R700+
1556// cards.
1557class COS_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001558 (fcos f32:$src),
1559 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001560>;
1561
1562class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001563 (fsin f32:$src),
1564 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001565>;
1566
1567//===----------------------------------------------------------------------===//
1568// R700 Only instructions
1569//===----------------------------------------------------------------------===//
1570
1571let Predicates = [isR700] in {
1572 def SIN_r700 : SIN_Common<0x6E>;
1573 def COS_r700 : COS_Common<0x6F>;
1574
1575 // R700 normalizes inputs to SIN/COS the same as EG
1576 def : SIN_PAT <SIN_r700>;
1577 def : COS_PAT <COS_r700>;
1578}
1579
1580//===----------------------------------------------------------------------===//
1581// Evergreen Only instructions
1582//===----------------------------------------------------------------------===//
1583
1584let Predicates = [isEG] in {
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001585
Tom Stellard75aadc22012-12-11 21:25:42 +00001586def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1587defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1588
1589def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1590def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1591def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1592def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1593def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1594def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1595def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1596def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1597def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1598def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1599def SIN_eg : SIN_Common<0x8D>;
1600def COS_eg : COS_Common<0x8E>;
1601
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001602def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001603def : SIN_PAT <SIN_eg>;
1604def : COS_PAT <COS_eg>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001605def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001606} // End Predicates = [isEG]
1607
1608//===----------------------------------------------------------------------===//
1609// Evergreen / Cayman Instructions
1610//===----------------------------------------------------------------------===//
1611
1612let Predicates = [isEGorCayman] in {
1613
1614 // BFE_UINT - bit_extract, an optimization for mask and shift
1615 // Src0 = Input
1616 // Src1 = Offset
1617 // Src2 = Width
1618 //
1619 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1620 //
1621 // Example Usage:
1622 // (Offset, Width)
1623 //
1624 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1625 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1626 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1627 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1628 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001629 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1630 i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001631 VecALU
1632 >;
Tom Stellard2b971eb2013-05-10 02:09:45 +00001633 def : BFEPattern <BFE_UINT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001634
Tom Stellard6a6eced2013-05-03 17:21:24 +00001635 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard9d10c4c2013-04-19 02:11:06 +00001636 defm : BFIPatterns <BFI_INT_eg>;
1637
Tom Stellard75aadc22012-12-11 21:25:42 +00001638 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001639 [(set i32:$dst, (AMDGPUbitalign i32:$src0, i32:$src1, i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001640 VecALU
1641 >;
1642
1643 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001644 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001645 def ASHR_eg : ASHR_Common<0x15>;
1646 def LSHR_eg : LSHR_Common<0x16>;
1647 def LSHL_eg : LSHL_Common<0x17>;
1648 def CNDE_eg : CNDE_Common<0x19>;
1649 def CNDGT_eg : CNDGT_Common<0x1A>;
1650 def CNDGE_eg : CNDGE_Common<0x1B>;
1651 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1652 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001653 def DOT4_eg : DOT4_Common<0xBE>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001654 defm CUBE_eg : CUBE_Common<0xC0>;
1655
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001656let hasSideEffects = 1 in {
1657 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1658}
1659
Tom Stellard75aadc22012-12-11 21:25:42 +00001660 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1661
1662 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1663 let Pattern = [];
1664 }
1665
1666 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1667
1668 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1669 let Pattern = [];
1670 }
1671
1672 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1673
1674 // TRUNC is used for the FLT_TO_INT instructions to work around a
1675 // perceived problem where the rounding modes are applied differently
1676 // depending on the instruction and the slot they are in.
1677 // See:
1678 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1679 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1680 //
1681 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1682 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1683 // We should look into handling these cases separately.
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001684 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001685
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001686 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001687
Tom Stellardeac65dd2013-05-03 17:21:20 +00001688 // SHA-256 Patterns
1689 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1690
Tom Stellard75aadc22012-12-11 21:25:42 +00001691 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001692 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001693 let Word1{20} = 1; // VALID_PIXEL_MODE
1694 let Word1{21} = eop;
1695 let Word1{29-22} = inst;
1696 let Word1{30} = 0; // MARK
1697 let Word1{31} = 1; // BARRIER
1698 }
1699 defm : ExportPattern<EG_ExportSwz, 83>;
1700
1701 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001702 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001703 let Word1{20} = 1; // VALID_PIXEL_MODE
1704 let Word1{21} = eop;
1705 let Word1{29-22} = inst;
1706 let Word1{30} = 0; // MARK
1707 let Word1{31} = 1; // BARRIER
1708 }
1709 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1710
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001711 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1712 "TEX $COUNT @$ADDR"> {
1713 let POP_COUNT = 0;
1714 }
1715 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1716 "VTX $COUNT @$ADDR"> {
1717 let POP_COUNT = 0;
1718 }
1719 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1720 "LOOP_START_DX10 @$ADDR"> {
1721 let POP_COUNT = 0;
1722 let COUNT = 0;
1723 }
1724 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1725 let POP_COUNT = 0;
1726 let COUNT = 0;
1727 }
1728 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1729 "LOOP_BREAK @$ADDR"> {
1730 let POP_COUNT = 0;
1731 let COUNT = 0;
1732 }
1733 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1734 "CONTINUE @$ADDR"> {
1735 let POP_COUNT = 0;
1736 let COUNT = 0;
1737 }
1738 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1739 "JUMP @$ADDR POP:$POP_COUNT"> {
1740 let COUNT = 0;
1741 }
1742 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1743 "ELSE @$ADDR POP:$POP_COUNT"> {
1744 let COUNT = 0;
1745 }
1746 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1747 let ADDR = 0;
1748 let COUNT = 0;
1749 let POP_COUNT = 0;
1750 }
1751 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1752 "POP @$ADDR POP:$POP_COUNT"> {
1753 let COUNT = 0;
1754 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001755 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1756 let COUNT = 0;
1757 let POP_COUNT = 0;
1758 let ADDR = 0;
1759 let END_OF_PROGRAM = 1;
1760 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001761
Tom Stellard75aadc22012-12-11 21:25:42 +00001762//===----------------------------------------------------------------------===//
1763// Memory read/write instructions
1764//===----------------------------------------------------------------------===//
1765let usesCustomInserter = 1 in {
1766
1767class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1768 list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001769 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, name, pattern> {
Tom Stellard75aadc22012-12-11 21:25:42 +00001770 let RIM = 0;
1771 // XXX: Have a separate instruction for non-indexed writes.
1772 let TYPE = 1;
1773 let RW_REL = 0;
1774 let ELEM_SIZE = 0;
1775
1776 let ARRAY_SIZE = 0;
1777 let COMP_MASK = comp_mask;
1778 let BURST_COUNT = 0;
1779 let VPM = 0;
1780 let MARK = 0;
1781 let BARRIER = 1;
1782}
1783
1784} // End usesCustomInserter = 1
1785
1786// 32-bit store
1787def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1788 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001789 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001790 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001791>;
1792
1793//128-bit store
1794def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1795 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001796 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001797 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001798>;
1799
1800class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001801 : InstR600ISA <outs, (ins MEMxi:$ptr), name, pattern>,
Tom Stellardab28e9a2013-01-23 02:09:01 +00001802 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellard75aadc22012-12-11 21:25:42 +00001803
1804 // Static fields
Tom Stellardab28e9a2013-01-23 02:09:01 +00001805 let VC_INST = 0;
1806 let FETCH_TYPE = 2;
1807 let FETCH_WHOLE_QUAD = 0;
1808 let BUFFER_ID = buffer_id;
1809 let SRC_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001810 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1811 // to store vertex addresses in any channel, not just X.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001812 let SRC_SEL_X = 0;
1813 let DST_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001814 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1815 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1816 // however, based on my testing if USE_CONST_FIELDS is set, then all
1817 // these fields need to be set to 0.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001818 let USE_CONST_FIELDS = 0;
1819 let NUM_FORMAT_ALL = 1;
1820 let FORMAT_COMP_ALL = 0;
1821 let SRF_MODE_ALL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001822
Tom Stellardab28e9a2013-01-23 02:09:01 +00001823 let Inst{31-0} = Word0;
1824 let Inst{63-32} = Word1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001825 // LLVM can only encode 64-bit instructions, so these fields are manually
1826 // encoded in R600CodeEmitter
1827 //
1828 // bits<16> OFFSET;
1829 // bits<2> ENDIAN_SWAP = 0;
1830 // bits<1> CONST_BUF_NO_STRIDE = 0;
1831 // bits<1> MEGA_FETCH = 0;
1832 // bits<1> ALT_CONST = 0;
1833 // bits<2> BUFFER_INDEX_MODE = 0;
1834
Tom Stellard75aadc22012-12-11 21:25:42 +00001835
Tom Stellard75aadc22012-12-11 21:25:42 +00001836
1837 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1838 // is done in R600CodeEmitter
1839 //
1840 // Inst{79-64} = OFFSET;
1841 // Inst{81-80} = ENDIAN_SWAP;
1842 // Inst{82} = CONST_BUF_NO_STRIDE;
1843 // Inst{83} = MEGA_FETCH;
1844 // Inst{84} = ALT_CONST;
1845 // Inst{86-85} = BUFFER_INDEX_MODE;
1846 // Inst{95-86} = 0; Reserved
1847
1848 // VTX_WORD3 (Padding)
1849 //
1850 // Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00001851
1852 let VTXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001853}
1854
1855class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001856 : VTX_READ_eg <"VTX_READ_8 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001857 pattern> {
1858
1859 let MEGA_FETCH_COUNT = 1;
1860 let DST_SEL_X = 0;
1861 let DST_SEL_Y = 7; // Masked
1862 let DST_SEL_Z = 7; // Masked
1863 let DST_SEL_W = 7; // Masked
1864 let DATA_FORMAT = 1; // FMT_8
1865}
1866
1867class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001868 : VTX_READ_eg <"VTX_READ_16 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001869 pattern> {
1870 let MEGA_FETCH_COUNT = 2;
1871 let DST_SEL_X = 0;
1872 let DST_SEL_Y = 7; // Masked
1873 let DST_SEL_Z = 7; // Masked
1874 let DST_SEL_W = 7; // Masked
1875 let DATA_FORMAT = 5; // FMT_16
1876
1877}
1878
1879class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001880 : VTX_READ_eg <"VTX_READ_32 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001881 pattern> {
1882
1883 let MEGA_FETCH_COUNT = 4;
1884 let DST_SEL_X = 0;
1885 let DST_SEL_Y = 7; // Masked
1886 let DST_SEL_Z = 7; // Masked
1887 let DST_SEL_W = 7; // Masked
1888 let DATA_FORMAT = 0xD; // COLOR_32
1889
1890 // This is not really necessary, but there were some GPU hangs that appeared
1891 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001892 // to the $ptr registers of the VTX_READ.
Tom Stellard75aadc22012-12-11 21:25:42 +00001893 // e.g.
1894 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1895 // %T2_X<def> = MOV %ZERO
1896 //Adding this constraint prevents this from happening.
1897 let Constraints = "$ptr.ptr = $dst";
1898}
1899
1900class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001901 : VTX_READ_eg <"VTX_READ_128 $dst.XYZW, $ptr", buffer_id, (outs R600_Reg128:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001902 pattern> {
1903
1904 let MEGA_FETCH_COUNT = 16;
1905 let DST_SEL_X = 0;
1906 let DST_SEL_Y = 1;
1907 let DST_SEL_Z = 2;
1908 let DST_SEL_W = 3;
1909 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1910
1911 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1912 // that holds its buffer address to avoid potential hangs. We can't use
1913 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1914 // registers are different sizes.
1915}
1916
1917//===----------------------------------------------------------------------===//
1918// VTX Read from parameter memory space
1919//===----------------------------------------------------------------------===//
1920
1921def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001922 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001923>;
1924
1925def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001926 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001927>;
1928
1929def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001930 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001931>;
1932
Tom Stellard91da4e92013-02-13 22:05:20 +00001933def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001934 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard91da4e92013-02-13 22:05:20 +00001935>;
1936
Tom Stellard75aadc22012-12-11 21:25:42 +00001937//===----------------------------------------------------------------------===//
1938// VTX Read from global memory space
1939//===----------------------------------------------------------------------===//
1940
1941// 8-bit reads
1942def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001943 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001944>;
1945
1946// 32-bit reads
1947def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001948 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001949>;
1950
1951// 128-bit reads
1952def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001953 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001954>;
1955
1956//===----------------------------------------------------------------------===//
1957// Constant Loads
1958// XXX: We are currently storing all constants in the global address space.
1959//===----------------------------------------------------------------------===//
1960
1961def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001962 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001963>;
1964
1965}
1966
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001967//===----------------------------------------------------------------------===//
1968// Regist loads and stores - for indirect addressing
1969//===----------------------------------------------------------------------===//
1970
1971defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1972
Tom Stellard75aadc22012-12-11 21:25:42 +00001973let Predicates = [isCayman] in {
1974
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001975let isVector = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001976
1977def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1978
1979def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1980def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1981def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1982def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1983def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1984def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzera2e28152013-03-22 14:09:10 +00001985def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001986def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1987def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1988def SIN_cm : SIN_Common<0x8D>;
1989def COS_cm : COS_Common<0x8E>;
1990} // End isVector = 1
1991
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001992def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001993def : SIN_PAT <SIN_cm>;
1994def : COS_PAT <COS_cm>;
1995
1996defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1997
1998// RECIP_UINT emulation for Cayman
Michel Danzer8caa9042013-04-10 17:17:56 +00001999// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellard75aadc22012-12-11 21:25:42 +00002000def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002001 (AMDGPUurecip i32:$src0),
2002 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzer8caa9042013-04-10 17:17:56 +00002003 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellard75aadc22012-12-11 21:25:42 +00002004>;
2005
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00002006 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
2007 let ADDR = 0;
2008 let POP_COUNT = 0;
2009 let COUNT = 0;
2010 }
Tom Stellard75aadc22012-12-11 21:25:42 +00002011
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002012def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002013
2014} // End isCayman
2015
2016//===----------------------------------------------------------------------===//
2017// Branch Instructions
2018//===----------------------------------------------------------------------===//
2019
2020
2021def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2022 "IF_PREDICATE_SET $src", []>;
2023
2024def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2025 "PREDICATED_BREAK $src", []>;
2026
2027//===----------------------------------------------------------------------===//
2028// Pseudo instructions
2029//===----------------------------------------------------------------------===//
2030
2031let isPseudo = 1 in {
2032
2033def PRED_X : InstR600 <
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002034 (outs R600_Predicate_Bit:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00002035 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2036 "", [], NullALU> {
2037 let FlagOperandIdx = 3;
2038}
2039
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002040let isTerminator = 1, isBranch = 1 in {
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002041def JUMP_COND : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002042 (outs),
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002043 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellard75aadc22012-12-11 21:25:42 +00002044 "JUMP $target ($p)",
2045 [], AnyALU
2046 >;
2047
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002048def JUMP : InstR600 <
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002049 (outs),
2050 (ins brtarget:$target),
2051 "JUMP $target",
2052 [], AnyALU
2053 >
2054{
2055 let isPredicable = 1;
2056 let isBarrier = 1;
2057}
2058
2059} // End isTerminator = 1, isBranch = 1
Tom Stellard75aadc22012-12-11 21:25:42 +00002060
2061let usesCustomInserter = 1 in {
2062
2063let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2064
2065def MASK_WRITE : AMDGPUShaderInst <
2066 (outs),
2067 (ins R600_Reg32:$src),
2068 "MASK_WRITE $src",
2069 []
2070>;
2071
2072} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2073
Tom Stellard75aadc22012-12-11 21:25:42 +00002074
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002075def TXD: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002076 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002077 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2078 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002079 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002080 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2081 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2082 NullALU > {
Vincent Lejeunec2991642013-04-30 00:13:39 +00002083 let TEXInst = 1;
2084}
Tom Stellard75aadc22012-12-11 21:25:42 +00002085
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002086def TXD_SHADOW: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002087 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002088 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2089 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002090 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002091 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2092 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2093 NullALU
Vincent Lejeunec2991642013-04-30 00:13:39 +00002094> {
2095 let TEXInst = 1;
2096}
Tom Stellard75aadc22012-12-11 21:25:42 +00002097} // End isPseudo = 1
2098} // End usesCustomInserter = 1
2099
2100def CLAMP_R600 : CLAMP <R600_Reg32>;
2101def FABS_R600 : FABS<R600_Reg32>;
2102def FNEG_R600 : FNEG<R600_Reg32>;
2103
2104//===---------------------------------------------------------------------===//
2105// Return instruction
2106//===---------------------------------------------------------------------===//
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002107let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesenfdc37672013-02-05 17:53:52 +00002108 usesCustomInserter = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00002109 def RETURN : ILFormat<(outs), (ins variable_ops),
2110 "RETURN", [(IL_retflag)]>;
2111}
2112
Tom Stellard365366f2013-01-23 02:09:06 +00002113
2114//===----------------------------------------------------------------------===//
2115// Constant Buffer Addressing Support
2116//===----------------------------------------------------------------------===//
2117
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002118let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard365366f2013-01-23 02:09:06 +00002119def CONST_COPY : Instruction {
2120 let OutOperandList = (outs R600_Reg32:$dst);
2121 let InOperandList = (ins i32imm:$src);
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002122 let Pattern =
2123 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard365366f2013-01-23 02:09:06 +00002124 let AsmString = "CONST_COPY";
2125 let neverHasSideEffects = 1;
2126 let isAsCheapAsAMove = 1;
2127 let Itinerary = NullALU;
2128}
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002129} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard365366f2013-01-23 02:09:06 +00002130
2131def TEX_VTX_CONSTBUF :
Vincent Lejeune743dca02013-03-05 15:04:29 +00002132 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002133 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard365366f2013-01-23 02:09:06 +00002134 VTX_WORD1_GPR, VTX_WORD0 {
2135
2136 let VC_INST = 0;
2137 let FETCH_TYPE = 2;
2138 let FETCH_WHOLE_QUAD = 0;
Tom Stellard365366f2013-01-23 02:09:06 +00002139 let SRC_REL = 0;
2140 let SRC_SEL_X = 0;
2141 let DST_REL = 0;
2142 let USE_CONST_FIELDS = 0;
2143 let NUM_FORMAT_ALL = 2;
2144 let FORMAT_COMP_ALL = 1;
2145 let SRF_MODE_ALL = 1;
2146 let MEGA_FETCH_COUNT = 16;
2147 let DST_SEL_X = 0;
2148 let DST_SEL_Y = 1;
2149 let DST_SEL_Z = 2;
2150 let DST_SEL_W = 3;
2151 let DATA_FORMAT = 35;
2152
2153 let Inst{31-0} = Word0;
2154 let Inst{63-32} = Word1;
2155
2156// LLVM can only encode 64-bit instructions, so these fields are manually
2157// encoded in R600CodeEmitter
2158//
2159// bits<16> OFFSET;
2160// bits<2> ENDIAN_SWAP = 0;
2161// bits<1> CONST_BUF_NO_STRIDE = 0;
2162// bits<1> MEGA_FETCH = 0;
2163// bits<1> ALT_CONST = 0;
2164// bits<2> BUFFER_INDEX_MODE = 0;
2165
2166
2167
2168// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2169// is done in R600CodeEmitter
2170//
2171// Inst{79-64} = OFFSET;
2172// Inst{81-80} = ENDIAN_SWAP;
2173// Inst{82} = CONST_BUF_NO_STRIDE;
2174// Inst{83} = MEGA_FETCH;
2175// Inst{84} = ALT_CONST;
2176// Inst{86-85} = BUFFER_INDEX_MODE;
2177// Inst{95-86} = 0; Reserved
2178
2179// VTX_WORD3 (Padding)
2180//
2181// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002182 let VTXInst = 1;
Tom Stellard365366f2013-01-23 02:09:06 +00002183}
2184
Vincent Lejeune68501802013-02-18 14:11:19 +00002185def TEX_VTX_TEXBUF:
2186 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002187 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeune68501802013-02-18 14:11:19 +00002188VTX_WORD1_GPR, VTX_WORD0 {
2189
2190let VC_INST = 0;
2191let FETCH_TYPE = 2;
2192let FETCH_WHOLE_QUAD = 0;
2193let SRC_REL = 0;
2194let SRC_SEL_X = 0;
2195let DST_REL = 0;
2196let USE_CONST_FIELDS = 1;
2197let NUM_FORMAT_ALL = 0;
2198let FORMAT_COMP_ALL = 0;
2199let SRF_MODE_ALL = 1;
2200let MEGA_FETCH_COUNT = 16;
2201let DST_SEL_X = 0;
2202let DST_SEL_Y = 1;
2203let DST_SEL_Z = 2;
2204let DST_SEL_W = 3;
2205let DATA_FORMAT = 0;
2206
2207let Inst{31-0} = Word0;
2208let Inst{63-32} = Word1;
2209
2210// LLVM can only encode 64-bit instructions, so these fields are manually
2211// encoded in R600CodeEmitter
2212//
2213// bits<16> OFFSET;
2214// bits<2> ENDIAN_SWAP = 0;
2215// bits<1> CONST_BUF_NO_STRIDE = 0;
2216// bits<1> MEGA_FETCH = 0;
2217// bits<1> ALT_CONST = 0;
2218// bits<2> BUFFER_INDEX_MODE = 0;
2219
2220
2221
2222// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2223// is done in R600CodeEmitter
2224//
2225// Inst{79-64} = OFFSET;
2226// Inst{81-80} = ENDIAN_SWAP;
2227// Inst{82} = CONST_BUF_NO_STRIDE;
2228// Inst{83} = MEGA_FETCH;
2229// Inst{84} = ALT_CONST;
2230// Inst{86-85} = BUFFER_INDEX_MODE;
2231// Inst{95-86} = 0; Reserved
2232
2233// VTX_WORD3 (Padding)
2234//
2235// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002236 let VTXInst = 1;
Vincent Lejeune68501802013-02-18 14:11:19 +00002237}
2238
2239
Tom Stellard365366f2013-01-23 02:09:06 +00002240
Tom Stellardf8794352012-12-19 22:10:31 +00002241//===--------------------------------------------------------------------===//
2242// Instructions support
2243//===--------------------------------------------------------------------===//
2244//===---------------------------------------------------------------------===//
2245// Custom Inserter for Branches and returns, this eventually will be a
2246// seperate pass
2247//===---------------------------------------------------------------------===//
2248let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2249 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2250 "; Pseudo unconditional branch instruction",
2251 [(br bb:$target)]>;
2252 defm BRANCH_COND : BranchConditional<IL_brcond>;
2253}
2254
2255//===---------------------------------------------------------------------===//
2256// Flow and Program control Instructions
2257//===---------------------------------------------------------------------===//
2258let isTerminator=1 in {
2259 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2260 !strconcat("SWITCH", " $src"), []>;
2261 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2262 !strconcat("CASE", " $src"), []>;
2263 def BREAK : ILFormat< (outs), (ins),
2264 "BREAK", []>;
2265 def CONTINUE : ILFormat< (outs), (ins),
2266 "CONTINUE", []>;
2267 def DEFAULT : ILFormat< (outs), (ins),
2268 "DEFAULT", []>;
2269 def ELSE : ILFormat< (outs), (ins),
2270 "ELSE", []>;
2271 def ENDSWITCH : ILFormat< (outs), (ins),
2272 "ENDSWITCH", []>;
2273 def ENDMAIN : ILFormat< (outs), (ins),
2274 "ENDMAIN", []>;
2275 def END : ILFormat< (outs), (ins),
2276 "END", []>;
2277 def ENDFUNC : ILFormat< (outs), (ins),
2278 "ENDFUNC", []>;
2279 def ENDIF : ILFormat< (outs), (ins),
2280 "ENDIF", []>;
2281 def WHILELOOP : ILFormat< (outs), (ins),
2282 "WHILE", []>;
2283 def ENDLOOP : ILFormat< (outs), (ins),
2284 "ENDLOOP", []>;
2285 def FUNC : ILFormat< (outs), (ins),
2286 "FUNC", []>;
2287 def RETDYN : ILFormat< (outs), (ins),
2288 "RET_DYN", []>;
2289 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2290 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2291 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2292 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2293 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2294 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2295 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2296 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2297 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2298 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2299 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2300 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2301 defm IFC : BranchInstr2<"IFC">;
2302 defm BREAKC : BranchInstr2<"BREAKC">;
2303 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2304}
2305
Tom Stellard75aadc22012-12-11 21:25:42 +00002306//===----------------------------------------------------------------------===//
2307// ISel Patterns
2308//===----------------------------------------------------------------------===//
2309
Tom Stellard2add82d2013-03-08 15:37:09 +00002310// CND*_INT Pattterns for f32 True / False values
2311
2312class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002313 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2314 (cnd $src0, $src1, $src2)
Tom Stellard2add82d2013-03-08 15:37:09 +00002315>;
2316
2317def : CND_INT_f32 <CNDE_INT, SETEQ>;
2318def : CND_INT_f32 <CNDGT_INT, SETGT>;
2319def : CND_INT_f32 <CNDGE_INT, SETGE>;
2320
Tom Stellard75aadc22012-12-11 21:25:42 +00002321//CNDGE_INT extra pattern
2322def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002323 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2324 (CNDGE_INT $src0, $src1, $src2)
Tom Stellard75aadc22012-12-11 21:25:42 +00002325>;
2326
2327// KIL Patterns
2328def KILP : Pat <
2329 (int_AMDGPU_kilp),
2330 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2331>;
2332
2333def KIL : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002334 (int_AMDGPU_kill f32:$src0),
2335 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellard75aadc22012-12-11 21:25:42 +00002336>;
2337
2338// SGT Reverse args
2339def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002340 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2341 (SGT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002342>;
2343
2344// SGE Reverse args
2345def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002346 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2347 (SGE $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002348>;
2349
Tom Stellarde06163a2013-02-07 14:02:35 +00002350// SETGT_DX10 reverse args
2351def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002352 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2353 (SETGT_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002354>;
2355
2356// SETGE_DX10 reverse args
2357def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002358 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2359 (SETGE_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002360>;
2361
Tom Stellard75aadc22012-12-11 21:25:42 +00002362// SETGT_INT reverse args
2363def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002364 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2365 (SETGT_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002366>;
2367
2368// SETGE_INT reverse args
2369def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002370 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2371 (SETGE_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002372>;
2373
2374// SETGT_UINT reverse args
2375def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002376 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2377 (SETGT_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002378>;
2379
2380// SETGE_UINT reverse args
2381def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002382 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2383 (SETGE_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002384>;
2385
2386// The next two patterns are special cases for handling 'true if ordered' and
2387// 'true if unordered' conditionals. The assumption here is that the behavior of
2388// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2389// described here:
2390// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2391// We assume that SETE returns false when one of the operands is NAN and
2392// SNE returns true when on of the operands is NAN
2393
2394//SETE - 'true if ordered'
2395def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002396 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2397 (SETE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002398>;
2399
Tom Stellarde06163a2013-02-07 14:02:35 +00002400//SETE_DX10 - 'true if ordered'
2401def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002402 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2403 (SETE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002404>;
2405
Tom Stellard75aadc22012-12-11 21:25:42 +00002406//SNE - 'true if unordered'
2407def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002408 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2409 (SNE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002410>;
2411
Tom Stellarde06163a2013-02-07 14:02:35 +00002412//SETNE_DX10 - 'true if ordered'
2413def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002414 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2415 (SETNE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002416>;
2417
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002418def : Extract_Element <f32, v4f32, 0, sub0>;
2419def : Extract_Element <f32, v4f32, 1, sub1>;
2420def : Extract_Element <f32, v4f32, 2, sub2>;
2421def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002422
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002423def : Insert_Element <f32, v4f32, 0, sub0>;
2424def : Insert_Element <f32, v4f32, 1, sub1>;
2425def : Insert_Element <f32, v4f32, 2, sub2>;
2426def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002427
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002428def : Extract_Element <i32, v4i32, 0, sub0>;
2429def : Extract_Element <i32, v4i32, 1, sub1>;
2430def : Extract_Element <i32, v4i32, 2, sub2>;
2431def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002432
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002433def : Insert_Element <i32, v4i32, 0, sub0>;
2434def : Insert_Element <i32, v4i32, 1, sub1>;
2435def : Insert_Element <i32, v4i32, 2, sub2>;
2436def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002437
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002438def : Vector4_Build <v4f32, f32>;
2439def : Vector4_Build <v4i32, i32>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002440
2441// bitconvert patterns
2442
2443def : BitConvert <i32, f32, R600_Reg32>;
2444def : BitConvert <f32, i32, R600_Reg32>;
2445def : BitConvert <v4f32, v4i32, R600_Reg128>;
2446def : BitConvert <v4i32, v4f32, R600_Reg128>;
2447
2448// DWORDADDR pattern
2449def : DwordAddrPat <i32, R600_Reg32>;
2450
2451} // End isR600toCayman Predicate