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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:$ptr),
547 [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }]
548>;
549
550def load_param : LoadParamFrag<load>;
551def load_param_zexti8 : LoadParamFrag<zextloadi8>;
552def load_param_zexti16 : LoadParamFrag<zextloadi16>;
553
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000554def isR600 : Predicate<"Subtarget.getGeneration() <= AMDGPUSubtarget::R700">;
555def isR700 : Predicate<"Subtarget.getGeneration() == AMDGPUSubtarget::R700">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000556def isEG : Predicate<
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000557 "Subtarget.getGeneration() >= AMDGPUSubtarget::EVERGREEN && "
558 "Subtarget.getGeneration() < AMDGPUSubtarget::SOUTHERN_ISLANDS && "
559 "!Subtarget.hasCaymanISA()">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000560
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000561def isCayman : Predicate<"Subtarget.hasCaymanISA()">;
562def isEGorCayman : Predicate<"Subtarget.getGeneration() == "
563 "AMDGPUSubtarget::EVERGREEN"
564 "|| Subtarget.getGeneration() =="
565 "AMDGPUSubtarget::NORTHERN_ISLANDS">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000566
567def isR600toCayman : Predicate<
Tom Stellarda6c6e1b2013-06-07 20:37:48 +0000568 "Subtarget.getGeneration() <= AMDGPUSubtarget::NORTHERN_ISLANDS">;
Tom Stellard75aadc22012-12-11 21:25:42 +0000569
570//===----------------------------------------------------------------------===//
Tom Stellardff62c352013-01-23 02:09:03 +0000571// R600 SDNodes
Tom Stellard75aadc22012-12-11 21:25:42 +0000572//===----------------------------------------------------------------------===//
573
Tom Stellard41afe6a2013-02-05 17:09:14 +0000574def INTERP_PAIR_XY : AMDGPUShaderInst <
575 (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1),
Vincent Lejeunea09873d2013-06-03 15:44:16 +0000576 (ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000577 "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1",
578 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000579
Tom Stellard41afe6a2013-02-05 17:09:14 +0000580def INTERP_PAIR_ZW : AMDGPUShaderInst <
581 (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1),
Vincent Lejeunea09873d2013-06-03 15:44:16 +0000582 (ins i32imm:$src0, R600_TReg32_Y:$src1, R600_TReg32_X:$src2),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000583 "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1",
584 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000585
Tom Stellardff62c352013-01-23 02:09:03 +0000586def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS",
Vincent Lejeune743dca02013-03-05 15:04:29 +0000587 SDTypeProfile<1, -1, [SDTCisInt<0>, SDTCisPtrTy<1>]>,
Vincent Lejeune10a5e472013-03-05 15:04:42 +0000588 [SDNPVariadic]
Tom Stellardff62c352013-01-23 02:09:03 +0000589>;
590
Vincent Lejeune519f21e2013-05-17 16:50:32 +0000591def DOT4 : SDNode<"AMDGPUISD::DOT4",
592 SDTypeProfile<1, 8, [SDTCisFP<0>, SDTCisVT<1, f32>, SDTCisVT<2, f32>,
593 SDTCisVT<3, f32>, SDTCisVT<4, f32>, SDTCisVT<5, f32>,
594 SDTCisVT<6, f32>, SDTCisVT<7, f32>, SDTCisVT<8, f32>]>,
595 []
596>;
597
Vincent Lejeuned3eed662013-05-17 16:50:20 +0000598def TEXTURE_FETCH_Type : SDTypeProfile<1, 19, [SDTCisFP<0>]>;
599
600def TEXTURE_FETCH: SDNode<"AMDGPUISD::TEXTURE_FETCH", TEXTURE_FETCH_Type, []>;
601
602multiclass TexPattern<bits<32> TextureOp, Instruction inst, ValueType vt = v4f32> {
603def : Pat<(TEXTURE_FETCH (i32 TextureOp), vt:$SRC_GPR,
604 (i32 imm:$srcx), (i32 imm:$srcy), (i32 imm:$srcz), (i32 imm:$srcw),
605 (i32 imm:$offsetx), (i32 imm:$offsety), (i32 imm:$offsetz),
606 (i32 imm:$DST_SEL_X), (i32 imm:$DST_SEL_Y), (i32 imm:$DST_SEL_Z),
607 (i32 imm:$DST_SEL_W),
608 (i32 imm:$RESOURCE_ID), (i32 imm:$SAMPLER_ID),
609 (i32 imm:$COORD_TYPE_X), (i32 imm:$COORD_TYPE_Y), (i32 imm:$COORD_TYPE_Z),
610 (i32 imm:$COORD_TYPE_W)),
611 (inst R600_Reg128:$SRC_GPR,
612 imm:$srcx, imm:$srcy, imm:$srcz, imm:$srcw,
613 imm:$offsetx, imm:$offsety, imm:$offsetz,
614 imm:$DST_SEL_X, imm:$DST_SEL_Y, imm:$DST_SEL_Z,
615 imm:$DST_SEL_W,
616 imm:$RESOURCE_ID, imm:$SAMPLER_ID,
617 imm:$COORD_TYPE_X, imm:$COORD_TYPE_Y, imm:$COORD_TYPE_Z,
618 imm:$COORD_TYPE_W)>;
619}
620
Tom Stellardff62c352013-01-23 02:09:03 +0000621//===----------------------------------------------------------------------===//
622// Interpolation Instructions
623//===----------------------------------------------------------------------===//
624
Tom Stellard41afe6a2013-02-05 17:09:14 +0000625def INTERP_VEC_LOAD : AMDGPUShaderInst <
Tom Stellard75aadc22012-12-11 21:25:42 +0000626 (outs R600_Reg128:$dst),
Tom Stellard41afe6a2013-02-05 17:09:14 +0000627 (ins i32imm:$src0),
628 "INTERP_LOAD $src0 : $dst",
629 []>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000630
631def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> {
632 let bank_swizzle = 5;
633}
634
635def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> {
636 let bank_swizzle = 5;
637}
638
639def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>;
640
641//===----------------------------------------------------------------------===//
642// Export Instructions
643//===----------------------------------------------------------------------===//
644
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000645def ExportType : SDTypeProfile<0, 7, [SDTCisFP<0>, SDTCisInt<1>]>;
Tom Stellard75aadc22012-12-11 21:25:42 +0000646
647def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType,
648 [SDNPHasChain, SDNPSideEffect]>;
649
650class ExportWord0 {
651 field bits<32> Word0;
652
653 bits<13> arraybase;
654 bits<2> type;
655 bits<7> gpr;
656 bits<2> elem_size;
657
658 let Word0{12-0} = arraybase;
659 let Word0{14-13} = type;
660 let Word0{21-15} = gpr;
661 let Word0{22} = 0; // RW_REL
662 let Word0{29-23} = 0; // INDEX_GPR
663 let Word0{31-30} = elem_size;
664}
665
666class ExportSwzWord1 {
667 field bits<32> Word1;
668
669 bits<3> sw_x;
670 bits<3> sw_y;
671 bits<3> sw_z;
672 bits<3> sw_w;
673 bits<1> eop;
674 bits<8> inst;
675
676 let Word1{2-0} = sw_x;
677 let Word1{5-3} = sw_y;
678 let Word1{8-6} = sw_z;
679 let Word1{11-9} = sw_w;
680}
681
682class ExportBufWord1 {
683 field bits<32> Word1;
684
685 bits<12> arraySize;
686 bits<4> compMask;
687 bits<1> eop;
688 bits<8> inst;
689
690 let Word1{11-0} = arraySize;
691 let Word1{15-12} = compMask;
692}
693
694multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> {
695 def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg),
696 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000697 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000698 0, 61, 0, 7, 7, 7, cf_inst, 0)
699 >;
700
701 def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg),
702 (ExportInst
Tom Stellard9355b222013-02-07 14:02:37 +0000703 (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0),
Tom Stellard75aadc22012-12-11 21:25:42 +0000704 0, 61, 7, 0, 7, 7, cf_inst, 0)
705 >;
706
Tom Stellardaf1bce72013-01-31 22:11:46 +0000707 def : Pat<(int_R600_store_dummy (i32 imm:$type)),
Tom Stellard75aadc22012-12-11 21:25:42 +0000708 (ExportInst
Tom Stellardaf1bce72013-01-31 22:11:46 +0000709 (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0)
710 >;
711
712 def : Pat<(int_R600_store_dummy 1),
713 (ExportInst
714 (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0)
Tom Stellard75aadc22012-12-11 21:25:42 +0000715 >;
716
Vincent Lejeuned80bc152013-02-14 16:55:06 +0000717 def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 imm:$base), (i32 imm:$type),
718 (i32 imm:$swz_x), (i32 imm:$swz_y), (i32 imm:$swz_z), (i32 imm:$swz_w)),
719 (ExportInst R600_Reg128:$src, imm:$type, imm:$base,
720 imm:$swz_x, imm:$swz_y, imm:$swz_z, imm:$swz_w, cf_inst, 0)
Tom Stellard6f1b8652013-01-23 21:39:49 +0000721 >;
722
Tom Stellard75aadc22012-12-11 21:25:42 +0000723}
724
725multiclass SteamOutputExportPattern<Instruction ExportInst,
726 bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> {
727// Stream0
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000728 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
729 (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)),
730 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000731 4095, imm:$mask, buf0inst, 0)>;
732// Stream1
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000733 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
734 (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)),
735 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000736 4095, imm:$mask, buf1inst, 0)>;
737// Stream2
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000738 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
739 (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)),
740 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000741 4095, imm:$mask, buf2inst, 0)>;
742// Stream3
Tom Stellardd8ac91d2013-01-23 21:39:47 +0000743 def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src),
744 (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)),
745 (ExportInst R600_Reg128:$src, 0, imm:$arraybase,
Tom Stellard75aadc22012-12-11 21:25:42 +0000746 4095, imm:$mask, buf3inst, 0)>;
747}
748
Vincent Lejeune2d5c3412013-04-17 15:17:39 +0000749// Export Instructions should not be duplicated by TailDuplication pass
750// (which assumes that duplicable instruction are affected by exec mask)
751let usesCustomInserter = 1, isNotDuplicable = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000752
753class ExportSwzInst : InstR600ISA<(
754 outs),
755 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
756 i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst,
757 i32imm:$eop),
758 !strconcat("EXPORT", " $gpr"),
759 []>, ExportWord0, ExportSwzWord1 {
760 let elem_size = 3;
761 let Inst{31-0} = Word0;
762 let Inst{63-32} = Word1;
763}
764
Vincent Lejeuneea710fe2013-02-14 16:55:11 +0000765} // End usesCustomInserter = 1
Tom Stellard75aadc22012-12-11 21:25:42 +0000766
767class ExportBufInst : InstR600ISA<(
768 outs),
769 (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase,
770 i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop),
771 !strconcat("EXPORT", " $gpr"),
772 []>, ExportWord0, ExportBufWord1 {
773 let elem_size = 0;
774 let Inst{31-0} = Word0;
775 let Inst{63-32} = Word1;
776}
777
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000778//===----------------------------------------------------------------------===//
779// Control Flow Instructions
780//===----------------------------------------------------------------------===//
781
782class CF_ALU_WORD0 {
783 field bits<32> Word0;
784
785 bits<22> ADDR;
786 bits<4> KCACHE_BANK0;
787 bits<4> KCACHE_BANK1;
788 bits<2> KCACHE_MODE0;
789
790 let Word0{21-0} = ADDR;
791 let Word0{25-22} = KCACHE_BANK0;
792 let Word0{29-26} = KCACHE_BANK1;
793 let Word0{31-30} = KCACHE_MODE0;
794}
795
796class CF_ALU_WORD1 {
797 field bits<32> Word1;
798
799 bits<2> KCACHE_MODE1;
800 bits<8> KCACHE_ADDR0;
801 bits<8> KCACHE_ADDR1;
802 bits<7> COUNT;
803 bits<1> ALT_CONST;
804 bits<4> CF_INST;
805 bits<1> WHOLE_QUAD_MODE;
806 bits<1> BARRIER;
807
808 let Word1{1-0} = KCACHE_MODE1;
809 let Word1{9-2} = KCACHE_ADDR0;
810 let Word1{17-10} = KCACHE_ADDR1;
811 let Word1{24-18} = COUNT;
812 let Word1{25} = ALT_CONST;
813 let Word1{29-26} = CF_INST;
814 let Word1{30} = WHOLE_QUAD_MODE;
815 let Word1{31} = BARRIER;
816}
817
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000818def KCACHE : InstFlag<"printKCache">;
819
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000820class ALU_CLAUSE<bits<4> inst, string OpName> : AMDGPUInst <(outs),
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000821(ins i32imm:$ADDR, i32imm:$KCACHE_BANK0, i32imm:$KCACHE_BANK1,
822KCACHE:$KCACHE_MODE0, KCACHE:$KCACHE_MODE1,
823i32imm:$KCACHE_ADDR0, i32imm:$KCACHE_ADDR1,
824i32imm:$COUNT),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000825!strconcat(OpName, " $COUNT, @$ADDR, "
Vincent Lejeuneb0422e22013-05-02 21:52:40 +0000826"KC0[$KCACHE_MODE0], KC1[$KCACHE_MODE1]"),
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000827[] >, CF_ALU_WORD0, CF_ALU_WORD1 {
828 field bits<64> Inst;
829
830 let CF_INST = inst;
831 let ALT_CONST = 0;
832 let WHOLE_QUAD_MODE = 0;
833 let BARRIER = 1;
834
835 let Inst{31-0} = Word0;
836 let Inst{63-32} = Word1;
837}
838
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000839class CF_WORD0_R600 {
840 field bits<32> Word0;
841
842 bits<32> ADDR;
843
844 let Word0 = ADDR;
845}
846
847class CF_WORD1_R600 {
848 field bits<32> Word1;
849
850 bits<3> POP_COUNT;
851 bits<5> CF_CONST;
852 bits<2> COND;
853 bits<3> COUNT;
854 bits<6> CALL_COUNT;
855 bits<1> COUNT_3;
856 bits<1> END_OF_PROGRAM;
857 bits<1> VALID_PIXEL_MODE;
858 bits<7> CF_INST;
859 bits<1> WHOLE_QUAD_MODE;
860 bits<1> BARRIER;
861
862 let Word1{2-0} = POP_COUNT;
863 let Word1{7-3} = CF_CONST;
864 let Word1{9-8} = COND;
865 let Word1{12-10} = COUNT;
866 let Word1{18-13} = CALL_COUNT;
867 let Word1{19} = COUNT_3;
868 let Word1{21} = END_OF_PROGRAM;
869 let Word1{22} = VALID_PIXEL_MODE;
870 let Word1{29-23} = CF_INST;
871 let Word1{30} = WHOLE_QUAD_MODE;
872 let Word1{31} = BARRIER;
873}
874
875class CF_CLAUSE_R600 <bits<7> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
876ins, AsmPrint, [] >, CF_WORD0_R600, CF_WORD1_R600 {
877 field bits<64> Inst;
878
879 let CF_INST = inst;
880 let BARRIER = 1;
881 let CF_CONST = 0;
882 let VALID_PIXEL_MODE = 0;
883 let COND = 0;
884 let CALL_COUNT = 0;
885 let COUNT_3 = 0;
886 let END_OF_PROGRAM = 0;
887 let WHOLE_QUAD_MODE = 0;
888
889 let Inst{31-0} = Word0;
890 let Inst{63-32} = Word1;
891}
892
893class CF_WORD0_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000894 field bits<32> Word0;
895
896 bits<24> ADDR;
897 bits<3> JUMPTABLE_SEL;
898
899 let Word0{23-0} = ADDR;
900 let Word0{26-24} = JUMPTABLE_SEL;
901}
902
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000903class CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000904 field bits<32> Word1;
905
906 bits<3> POP_COUNT;
907 bits<5> CF_CONST;
908 bits<2> COND;
909 bits<6> COUNT;
910 bits<1> VALID_PIXEL_MODE;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000911 bits<1> END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000912 bits<8> CF_INST;
913 bits<1> BARRIER;
914
915 let Word1{2-0} = POP_COUNT;
916 let Word1{7-3} = CF_CONST;
917 let Word1{9-8} = COND;
918 let Word1{15-10} = COUNT;
919 let Word1{20} = VALID_PIXEL_MODE;
Tom Stellard83670672013-04-29 22:23:54 +0000920 let Word1{21} = END_OF_PROGRAM;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000921 let Word1{29-22} = CF_INST;
922 let Word1{31} = BARRIER;
923}
924
Vincent Lejeune5f11dd32013-04-08 13:05:49 +0000925class CF_CLAUSE_EG <bits<8> inst, dag ins, string AsmPrint> : AMDGPUInst <(outs),
926ins, AsmPrint, [] >, CF_WORD0_EG, CF_WORD1_EG {
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000927 field bits<64> Inst;
928
929 let CF_INST = inst;
930 let BARRIER = 1;
931 let JUMPTABLE_SEL = 0;
932 let CF_CONST = 0;
933 let VALID_PIXEL_MODE = 0;
934 let COND = 0;
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000935 let END_OF_PROGRAM = 0;
Vincent Lejeunebfaa63a62013-04-01 21:48:05 +0000936
937 let Inst{31-0} = Word0;
938 let Inst{63-32} = Word1;
939}
940
Vincent Lejeunef43bc572013-04-01 21:47:42 +0000941def CF_ALU : ALU_CLAUSE<8, "ALU">;
942def CF_ALU_PUSH_BEFORE : ALU_CLAUSE<9, "ALU_PUSH_BEFORE">;
943
Vincent Lejeune3f1d1362013-04-30 00:13:53 +0000944def FETCH_CLAUSE : AMDGPUInst <(outs),
945(ins i32imm:$addr), "Fetch clause starting at $addr:", [] > {
946 field bits<8> Inst;
947 bits<8> num;
948 let Inst = num;
949}
950
Vincent Lejeune3abdbf12013-04-30 00:14:38 +0000951def ALU_CLAUSE : AMDGPUInst <(outs),
952(ins i32imm:$addr), "ALU clause starting at $addr:", [] > {
953 field bits<8> Inst;
954 bits<8> num;
955 let Inst = num;
956}
957
958def LITERALS : AMDGPUInst <(outs),
959(ins LITERAL:$literal1, LITERAL:$literal2), "$literal1, $literal2", [] > {
960 field bits<64> Inst;
961 bits<32> literal1;
962 bits<32> literal2;
963
964 let Inst{31-0} = literal1;
965 let Inst{63-32} = literal2;
966}
967
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +0000968def PAD : AMDGPUInst <(outs), (ins), "PAD", [] > {
969 field bits<64> Inst;
970}
971
Vincent Lejeune44bf8152013-02-10 17:57:33 +0000972let Predicates = [isR600toCayman] in {
Tom Stellard75aadc22012-12-11 21:25:42 +0000973
974//===----------------------------------------------------------------------===//
975// Common Instructions R600, R700, Evergreen, Cayman
976//===----------------------------------------------------------------------===//
977
978def ADD : R600_2OP_Helper <0x0, "ADD", fadd>;
979// Non-IEEE MUL: 0 * anything = 0
980def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>;
981def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>;
982def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>;
983def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>;
984
985// For the SET* instructions there is a naming conflict in TargetSelectionDAG.td,
986// so some of the instruction names don't match the asm string.
987// XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics.
988def SETE : R600_2OP <
989 0x08, "SETE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000990 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000991>;
992
993def SGT : R600_2OP <
994 0x09, "SETGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +0000995 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +0000996>;
997
998def SGE : R600_2OP <
999 0xA, "SETGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001000 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001001>;
1002
1003def SNE : R600_2OP <
1004 0xB, "SETNE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001005 [(set f32:$dst, (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_NE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001006>;
1007
Tom Stellarde06163a2013-02-07 14:02:35 +00001008def SETE_DX10 : R600_2OP <
1009 0xC, "SETE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001010 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_EQ))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001011>;
1012
1013def SETGT_DX10 : R600_2OP <
1014 0xD, "SETGT_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001015 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GT))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001016>;
1017
1018def SETGE_DX10 : R600_2OP <
1019 0xE, "SETGE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001020 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_GE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001021>;
1022
1023def SETNE_DX10 : R600_2OP <
1024 0xF, "SETNE_DX10",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001025 [(set i32:$dst, (selectcc f32:$src0, f32:$src1, -1, 0, COND_NE))]
Tom Stellarde06163a2013-02-07 14:02:35 +00001026>;
1027
Tom Stellard75aadc22012-12-11 21:25:42 +00001028def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>;
1029def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>;
1030def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>;
1031def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>;
1032def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>;
1033
1034def MOV : R600_1OP <0x19, "MOV", []>;
1035
1036let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in {
1037
1038class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst <
1039 (outs R600_Reg32:$dst),
1040 (ins immType:$imm),
1041 "",
1042 []
1043>;
1044
1045} // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1
1046
1047def MOV_IMM_I32 : MOV_IMM<i32, i32imm>;
1048def : Pat <
1049 (imm:$val),
1050 (MOV_IMM_I32 imm:$val)
1051>;
1052
1053def MOV_IMM_F32 : MOV_IMM<f32, f32imm>;
1054def : Pat <
1055 (fpimm:$val),
1056 (MOV_IMM_F32 fpimm:$val)
1057>;
1058
1059def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>;
1060def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>;
1061def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>;
1062def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>;
1063
1064let hasSideEffects = 1 in {
1065
1066def KILLGT : R600_2OP <0x2D, "KILLGT", []>;
1067
1068} // end hasSideEffects
1069
1070def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>;
1071def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>;
1072def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>;
1073def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>;
1074def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>;
1075def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>;
1076def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>;
1077def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>;
Tom Stellard41398022012-12-21 20:12:01 +00001078def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001079def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>;
1080
1081def SETE_INT : R600_2OP <
1082 0x3A, "SETE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001083 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETEQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001084>;
1085
1086def SETGT_INT : R600_2OP <
Tom Stellardb40ada92013-02-07 14:02:27 +00001087 0x3B, "SETGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001088 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001089>;
1090
1091def SETGE_INT : R600_2OP <
1092 0x3C, "SETGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001093 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001094>;
1095
1096def SETNE_INT : R600_2OP <
1097 0x3D, "SETNE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001098 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETNE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001099>;
1100
1101def SETGT_UINT : R600_2OP <
1102 0x3E, "SETGT_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001103 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001104>;
1105
1106def SETGE_UINT : R600_2OP <
1107 0x3F, "SETGE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001108 [(set i32:$dst, (selectcc i32:$src0, i32:$src1, -1, 0, SETUGE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001109>;
1110
1111def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>;
1112def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>;
1113def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>;
1114def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>;
1115
1116def CNDE_INT : R600_3OP <
1117 0x1C, "CNDE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001118 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001119>;
1120
1121def CNDGE_INT : R600_3OP <
1122 0x1E, "CNDGE_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001123 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001124>;
1125
1126def CNDGT_INT : R600_3OP <
1127 0x1D, "CNDGT_INT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001128 [(set i32:$dst, (selectcc i32:$src0, 0, i32:$src1, i32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001129>;
1130
1131//===----------------------------------------------------------------------===//
1132// Texture instructions
1133//===----------------------------------------------------------------------===//
1134
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001135let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1136
1137class R600_TEX <bits<11> inst, string opName> :
1138 InstR600 <(outs R600_Reg128:$DST_GPR),
1139 (ins R600_Reg128:$SRC_GPR,
1140 RSel:$srcx, RSel:$srcy, RSel:$srcz, RSel:$srcw,
1141 i32imm:$offsetx, i32imm:$offsety, i32imm:$offsetz,
1142 RSel:$DST_SEL_X, RSel:$DST_SEL_Y, RSel:$DST_SEL_Z, RSel:$DST_SEL_W,
1143 i32imm:$RESOURCE_ID, i32imm:$SAMPLER_ID,
1144 CT:$COORD_TYPE_X, CT:$COORD_TYPE_Y, CT:$COORD_TYPE_Z,
1145 CT:$COORD_TYPE_W),
1146 !strconcat(opName,
1147 " $DST_GPR.$DST_SEL_X$DST_SEL_Y$DST_SEL_Z$DST_SEL_W, "
1148 "$SRC_GPR.$srcx$srcy$srcz$srcw "
1149 "RID:$RESOURCE_ID SID:$SAMPLER_ID "
1150 "CT:$COORD_TYPE_X$COORD_TYPE_Y$COORD_TYPE_Z$COORD_TYPE_W"),
1151 [],
1152 NullALU>, TEX_WORD0, TEX_WORD1, TEX_WORD2 {
1153 let Inst{31-0} = Word0;
1154 let Inst{63-32} = Word1;
1155
1156 let TEX_INST = inst{4-0};
1157 let SRC_REL = 0;
1158 let DST_REL = 0;
1159 let LOD_BIAS = 0;
1160
1161 let INST_MOD = 0;
1162 let FETCH_WHOLE_QUAD = 0;
1163 let ALT_CONST = 0;
1164 let SAMPLER_INDEX_MODE = 0;
1165 let RESOURCE_INDEX_MODE = 0;
1166
1167 let TEXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001168}
1169
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001170} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
Tom Stellard75aadc22012-12-11 21:25:42 +00001171
Tom Stellard75aadc22012-12-11 21:25:42 +00001172
Tom Stellard75aadc22012-12-11 21:25:42 +00001173
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001174def TEX_SAMPLE : R600_TEX <0x10, "TEX_SAMPLE">;
1175def TEX_SAMPLE_C : R600_TEX <0x18, "TEX_SAMPLE_C">;
1176def TEX_SAMPLE_L : R600_TEX <0x11, "TEX_SAMPLE_L">;
1177def TEX_SAMPLE_C_L : R600_TEX <0x19, "TEX_SAMPLE_C_L">;
1178def TEX_SAMPLE_LB : R600_TEX <0x12, "TEX_SAMPLE_LB">;
1179def TEX_SAMPLE_C_LB : R600_TEX <0x1A, "TEX_SAMPLE_C_LB">;
1180def TEX_LD : R600_TEX <0x03, "TEX_LD">;
1181def TEX_GET_TEXTURE_RESINFO : R600_TEX <0x04, "TEX_GET_TEXTURE_RESINFO">;
1182def TEX_GET_GRADIENTS_H : R600_TEX <0x07, "TEX_GET_GRADIENTS_H">;
1183def TEX_GET_GRADIENTS_V : R600_TEX <0x08, "TEX_GET_GRADIENTS_V">;
1184def TEX_SET_GRADIENTS_H : R600_TEX <0x0B, "TEX_SET_GRADIENTS_H">;
1185def TEX_SET_GRADIENTS_V : R600_TEX <0x0C, "TEX_SET_GRADIENTS_V">;
1186def TEX_SAMPLE_G : R600_TEX <0x14, "TEX_SAMPLE_G">;
1187def TEX_SAMPLE_C_G : R600_TEX <0x1C, "TEX_SAMPLE_C_G">;
Tom Stellard75aadc22012-12-11 21:25:42 +00001188
Vincent Lejeuned3eed662013-05-17 16:50:20 +00001189defm : TexPattern<0, TEX_SAMPLE>;
1190defm : TexPattern<1, TEX_SAMPLE_C>;
1191defm : TexPattern<2, TEX_SAMPLE_L>;
1192defm : TexPattern<3, TEX_SAMPLE_C_L>;
1193defm : TexPattern<4, TEX_SAMPLE_LB>;
1194defm : TexPattern<5, TEX_SAMPLE_C_LB>;
1195defm : TexPattern<6, TEX_LD, v4i32>;
1196defm : TexPattern<7, TEX_GET_TEXTURE_RESINFO, v4i32>;
1197defm : TexPattern<8, TEX_GET_GRADIENTS_H>;
1198defm : TexPattern<9, TEX_GET_GRADIENTS_V>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001199
1200//===----------------------------------------------------------------------===//
1201// Helper classes for common instructions
1202//===----------------------------------------------------------------------===//
1203
1204class MUL_LIT_Common <bits<5> inst> : R600_3OP <
1205 inst, "MUL_LIT",
1206 []
1207>;
1208
1209class MULADD_Common <bits<5> inst> : R600_3OP <
1210 inst, "MULADD",
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001211 []
1212>;
1213
1214class MULADD_IEEE_Common <bits<5> inst> : R600_3OP <
1215 inst, "MULADD_IEEE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001216 [(set f32:$dst, (fadd (fmul f32:$src0, f32:$src1), f32:$src2))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001217>;
1218
1219class CNDE_Common <bits<5> inst> : R600_3OP <
1220 inst, "CNDE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001221 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_EQ))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001222>;
1223
1224class CNDGT_Common <bits<5> inst> : R600_3OP <
1225 inst, "CNDGT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001226 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GT))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001227>;
1228
1229class CNDGE_Common <bits<5> inst> : R600_3OP <
1230 inst, "CNDGE",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001231 [(set f32:$dst, (selectcc f32:$src0, FP_ZERO, f32:$src1, f32:$src2, COND_GE))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001232>;
1233
Tom Stellard75aadc22012-12-11 21:25:42 +00001234
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001235let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
1236class R600_VEC2OP<list<dag> pattern> : InstR600 <(outs R600_Reg32:$dst), (ins
1237// Slot X
1238 UEM:$update_exec_mask_X, UP:$update_pred_X, WRITE:$write_X,
1239 OMOD:$omod_X, REL:$dst_rel_X, CLAMP:$clamp_X,
1240 R600_TReg32_X:$src0_X, NEG:$src0_neg_X, REL:$src0_rel_X, ABS:$src0_abs_X, SEL:$src0_sel_X,
1241 R600_TReg32_X:$src1_X, NEG:$src1_neg_X, REL:$src1_rel_X, ABS:$src1_abs_X, SEL:$src1_sel_X,
1242 R600_Pred:$pred_sel_X,
1243// Slot Y
1244 UEM:$update_exec_mask_Y, UP:$update_pred_Y, WRITE:$write_Y,
1245 OMOD:$omod_Y, REL:$dst_rel_Y, CLAMP:$clamp_Y,
1246 R600_TReg32_Y:$src0_Y, NEG:$src0_neg_Y, REL:$src0_rel_Y, ABS:$src0_abs_Y, SEL:$src0_sel_Y,
1247 R600_TReg32_Y:$src1_Y, NEG:$src1_neg_Y, REL:$src1_rel_Y, ABS:$src1_abs_Y, SEL:$src1_sel_Y,
1248 R600_Pred:$pred_sel_Y,
1249// Slot Z
1250 UEM:$update_exec_mask_Z, UP:$update_pred_Z, WRITE:$write_Z,
1251 OMOD:$omod_Z, REL:$dst_rel_Z, CLAMP:$clamp_Z,
1252 R600_TReg32_Z:$src0_Z, NEG:$src0_neg_Z, REL:$src0_rel_Z, ABS:$src0_abs_Z, SEL:$src0_sel_Z,
1253 R600_TReg32_Z:$src1_Z, NEG:$src1_neg_Z, REL:$src1_rel_Z, ABS:$src1_abs_Z, SEL:$src1_sel_Z,
1254 R600_Pred:$pred_sel_Z,
1255// Slot W
1256 UEM:$update_exec_mask_W, UP:$update_pred_W, WRITE:$write_W,
1257 OMOD:$omod_W, REL:$dst_rel_W, CLAMP:$clamp_W,
1258 R600_TReg32_W:$src0_W, NEG:$src0_neg_W, REL:$src0_rel_W, ABS:$src0_abs_W, SEL:$src0_sel_W,
1259 R600_TReg32_W:$src1_W, NEG:$src1_neg_W, REL:$src1_rel_W, ABS:$src1_abs_W, SEL:$src1_sel_W,
1260 R600_Pred:$pred_sel_W,
1261 LITERAL:$literal0, LITERAL:$literal1),
1262 "",
1263 pattern,
1264 AnyALU> {}
Tom Stellard75aadc22012-12-11 21:25:42 +00001265}
1266
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001267def DOT_4 : R600_VEC2OP<[(set R600_Reg32:$dst, (DOT4
1268 R600_TReg32_X:$src0_X, R600_TReg32_X:$src1_X,
1269 R600_TReg32_Y:$src0_Y, R600_TReg32_Y:$src1_Y,
1270 R600_TReg32_Z:$src0_Z, R600_TReg32_Z:$src1_Z,
1271 R600_TReg32_W:$src0_W, R600_TReg32_W:$src1_W))]>;
1272
1273
1274class DOT4_Common <bits<11> inst> : R600_2OP <inst, "DOT4", []>;
1275
1276
Tom Stellard75aadc22012-12-11 21:25:42 +00001277let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in {
1278multiclass CUBE_Common <bits<11> inst> {
1279
1280 def _pseudo : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00001281 (outs R600_Reg128:$dst),
1282 (ins R600_Reg128:$src),
1283 "CUBE $dst $src",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001284 [(set v4f32:$dst, (int_AMDGPU_cube v4f32:$src))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001285 VecALU
1286 > {
1287 let isPseudo = 1;
1288 }
1289
1290 def _real : R600_2OP <inst, "CUBE", []>;
1291}
1292} // End mayLoad = 0, mayStore = 0, hasSideEffects = 0
1293
1294class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1295 inst, "EXP_IEEE", fexp2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001296> {
1297 let TransOnly = 1;
1298 let Itinerary = TransALU;
1299}
Tom Stellard75aadc22012-12-11 21:25:42 +00001300
1301class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper <
1302 inst, "FLT_TO_INT", fp_to_sint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001303> {
1304 let TransOnly = 1;
1305 let Itinerary = TransALU;
1306}
Tom Stellard75aadc22012-12-11 21:25:42 +00001307
1308class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1309 inst, "INT_TO_FLT", sint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001310> {
1311 let TransOnly = 1;
1312 let Itinerary = TransALU;
1313}
Tom Stellard75aadc22012-12-11 21:25:42 +00001314
1315class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1316 inst, "FLT_TO_UINT", fp_to_uint
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001317> {
1318 let TransOnly = 1;
1319 let Itinerary = TransALU;
1320}
Tom Stellard75aadc22012-12-11 21:25:42 +00001321
1322class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper <
1323 inst, "UINT_TO_FLT", uint_to_fp
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001324> {
1325 let TransOnly = 1;
1326 let Itinerary = TransALU;
1327}
Tom Stellard75aadc22012-12-11 21:25:42 +00001328
1329class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP <
1330 inst, "LOG_CLAMPED", []
1331>;
1332
1333class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper <
1334 inst, "LOG_IEEE", flog2
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001335> {
1336 let TransOnly = 1;
1337 let Itinerary = TransALU;
1338}
Tom Stellard75aadc22012-12-11 21:25:42 +00001339
1340class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>;
1341class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>;
1342class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>;
1343class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper <
1344 inst, "MULHI_INT", mulhs
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001345> {
1346 let TransOnly = 1;
1347 let Itinerary = TransALU;
1348}
Tom Stellard75aadc22012-12-11 21:25:42 +00001349class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper <
1350 inst, "MULHI", mulhu
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001351> {
1352 let TransOnly = 1;
1353 let Itinerary = TransALU;
1354}
Tom Stellard75aadc22012-12-11 21:25:42 +00001355class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper <
1356 inst, "MULLO_INT", mul
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001357> {
1358 let TransOnly = 1;
1359 let Itinerary = TransALU;
1360}
1361class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []> {
1362 let TransOnly = 1;
1363 let Itinerary = TransALU;
1364}
Tom Stellard75aadc22012-12-11 21:25:42 +00001365
1366class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP <
1367 inst, "RECIP_CLAMPED", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001368> {
1369 let TransOnly = 1;
1370 let Itinerary = TransALU;
1371}
Tom Stellard75aadc22012-12-11 21:25:42 +00001372
1373class RECIP_IEEE_Common <bits<11> inst> : R600_1OP <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001374 inst, "RECIP_IEEE", [(set f32:$dst, (fdiv FP_ONE, f32:$src0))]
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001375> {
1376 let TransOnly = 1;
1377 let Itinerary = TransALU;
1378}
Tom Stellard75aadc22012-12-11 21:25:42 +00001379
1380class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper <
1381 inst, "RECIP_UINT", AMDGPUurecip
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001382> {
1383 let TransOnly = 1;
1384 let Itinerary = TransALU;
1385}
Tom Stellard75aadc22012-12-11 21:25:42 +00001386
1387class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper <
1388 inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001389> {
1390 let TransOnly = 1;
1391 let Itinerary = TransALU;
1392}
Tom Stellard75aadc22012-12-11 21:25:42 +00001393
1394class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP <
1395 inst, "RECIPSQRT_IEEE", []
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001396> {
1397 let TransOnly = 1;
1398 let Itinerary = TransALU;
1399}
Tom Stellard75aadc22012-12-11 21:25:42 +00001400
1401class SIN_Common <bits<11> inst> : R600_1OP <
1402 inst, "SIN", []>{
1403 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001404 let TransOnly = 1;
1405 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001406}
1407
1408class COS_Common <bits<11> inst> : R600_1OP <
1409 inst, "COS", []> {
1410 let Trig = 1;
Vincent Lejeune076c0b22013-04-30 00:14:17 +00001411 let TransOnly = 1;
1412 let Itinerary = TransALU;
Tom Stellard75aadc22012-12-11 21:25:42 +00001413}
1414
1415//===----------------------------------------------------------------------===//
1416// Helper patterns for complex intrinsics
1417//===----------------------------------------------------------------------===//
1418
1419multiclass DIV_Common <InstR600 recip_ieee> {
1420def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001421 (int_AMDGPU_div f32:$src0, f32:$src1),
1422 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001423>;
1424
1425def : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001426 (fdiv f32:$src0, f32:$src1),
1427 (MUL_IEEE $src0, (recip_ieee $src1))
Tom Stellard75aadc22012-12-11 21:25:42 +00001428>;
1429}
1430
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001431class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee>
1432 : Pat <
1433 (int_TGSI_lit_z f32:$src_x, f32:$src_y, f32:$src_w),
1434 (exp_ieee (mul_lit (log_clamped (MAX $src_y, (f32 ZERO))), $src_w, $src_x))
Tom Stellard75aadc22012-12-11 21:25:42 +00001435>;
1436
1437//===----------------------------------------------------------------------===//
1438// R600 / R700 Instructions
1439//===----------------------------------------------------------------------===//
1440
1441let Predicates = [isR600] in {
1442
1443 def MUL_LIT_r600 : MUL_LIT_Common<0x0C>;
1444 def MULADD_r600 : MULADD_Common<0x10>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001445 def MULADD_IEEE_r600 : MULADD_IEEE_Common<0x14>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001446 def CNDE_r600 : CNDE_Common<0x18>;
1447 def CNDGT_r600 : CNDGT_Common<0x19>;
1448 def CNDGE_r600 : CNDGE_Common<0x1A>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001449 def DOT4_r600 : DOT4_Common<0x50>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001450 defm CUBE_r600 : CUBE_Common<0x52>;
1451 def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>;
1452 def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>;
1453 def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>;
1454 def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>;
1455 def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>;
1456 def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>;
1457 def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>;
1458 def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>;
1459 def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>;
1460 def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>;
1461 def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>;
1462 def SIN_r600 : SIN_Common<0x6E>;
1463 def COS_r600 : COS_Common<0x6F>;
1464 def ASHR_r600 : ASHR_Common<0x70>;
1465 def LSHR_r600 : LSHR_Common<0x71>;
1466 def LSHL_r600 : LSHL_Common<0x72>;
1467 def MULLO_INT_r600 : MULLO_INT_Common<0x73>;
1468 def MULHI_INT_r600 : MULHI_INT_Common<0x74>;
1469 def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>;
1470 def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>;
1471 def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>;
1472
1473 defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001474 def : POW_Common <LOG_IEEE_r600, EXP_IEEE_r600, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001475 def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>;
1476
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001477 def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_r600 $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001478
1479 def R600_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001480 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001481 let Word1{21} = eop;
1482 let Word1{22} = 1; // VALID_PIXEL_MODE
1483 let Word1{30-23} = inst;
1484 let Word1{31} = 1; // BARRIER
1485 }
1486 defm : ExportPattern<R600_ExportSwz, 39>;
1487
1488 def R600_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001489 let Word1{20-17} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001490 let Word1{21} = eop;
1491 let Word1{22} = 1; // VALID_PIXEL_MODE
1492 let Word1{30-23} = inst;
1493 let Word1{31} = 1; // BARRIER
1494 }
1495 defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>;
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001496
1497 def CF_TC_R600 : CF_CLAUSE_R600<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1498 "TEX $COUNT @$ADDR"> {
1499 let POP_COUNT = 0;
1500 }
1501 def CF_VC_R600 : CF_CLAUSE_R600<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1502 "VTX $COUNT @$ADDR"> {
1503 let POP_COUNT = 0;
1504 }
1505 def WHILE_LOOP_R600 : CF_CLAUSE_R600<6, (ins i32imm:$ADDR),
1506 "LOOP_START_DX10 @$ADDR"> {
1507 let POP_COUNT = 0;
1508 let COUNT = 0;
1509 }
1510 def END_LOOP_R600 : CF_CLAUSE_R600<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1511 let POP_COUNT = 0;
1512 let COUNT = 0;
1513 }
1514 def LOOP_BREAK_R600 : CF_CLAUSE_R600<9, (ins i32imm:$ADDR),
1515 "LOOP_BREAK @$ADDR"> {
1516 let POP_COUNT = 0;
1517 let COUNT = 0;
1518 }
1519 def CF_CONTINUE_R600 : CF_CLAUSE_R600<8, (ins i32imm:$ADDR),
1520 "CONTINUE @$ADDR"> {
1521 let POP_COUNT = 0;
1522 let COUNT = 0;
1523 }
1524 def CF_JUMP_R600 : CF_CLAUSE_R600<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1525 "JUMP @$ADDR POP:$POP_COUNT"> {
1526 let COUNT = 0;
1527 }
1528 def CF_ELSE_R600 : CF_CLAUSE_R600<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1529 "ELSE @$ADDR POP:$POP_COUNT"> {
1530 let COUNT = 0;
1531 }
1532 def CF_CALL_FS_R600 : CF_CLAUSE_R600<19, (ins), "CALL_FS"> {
1533 let ADDR = 0;
1534 let COUNT = 0;
1535 let POP_COUNT = 0;
1536 }
1537 def POP_R600 : CF_CLAUSE_R600<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1538 "POP @$ADDR POP:$POP_COUNT"> {
1539 let COUNT = 0;
1540 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001541 def CF_END_R600 : CF_CLAUSE_R600<0, (ins), "CF_END"> {
1542 let COUNT = 0;
1543 let POP_COUNT = 0;
1544 let ADDR = 0;
1545 let END_OF_PROGRAM = 1;
1546 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001547
Tom Stellard75aadc22012-12-11 21:25:42 +00001548}
1549
1550// Helper pattern for normalizing inputs to triginomic instructions for R700+
1551// cards.
1552class COS_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001553 (fcos f32:$src),
1554 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001555>;
1556
1557class SIN_PAT <InstR600 trig> : Pat<
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001558 (fsin f32:$src),
1559 (trig (MUL_IEEE (MOV_IMM_I32 CONST.TWO_PI_INV), $src))
Tom Stellard75aadc22012-12-11 21:25:42 +00001560>;
1561
1562//===----------------------------------------------------------------------===//
1563// R700 Only instructions
1564//===----------------------------------------------------------------------===//
1565
1566let Predicates = [isR700] in {
1567 def SIN_r700 : SIN_Common<0x6E>;
1568 def COS_r700 : COS_Common<0x6F>;
1569
1570 // R700 normalizes inputs to SIN/COS the same as EG
1571 def : SIN_PAT <SIN_r700>;
1572 def : COS_PAT <COS_r700>;
1573}
1574
1575//===----------------------------------------------------------------------===//
1576// Evergreen Only instructions
1577//===----------------------------------------------------------------------===//
1578
1579let Predicates = [isEG] in {
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001580
Tom Stellard75aadc22012-12-11 21:25:42 +00001581def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>;
1582defm DIV_eg : DIV_Common<RECIP_IEEE_eg>;
1583
1584def MULLO_INT_eg : MULLO_INT_Common<0x8F>;
1585def MULHI_INT_eg : MULHI_INT_Common<0x90>;
1586def MULLO_UINT_eg : MULLO_UINT_Common<0x91>;
1587def MULHI_UINT_eg : MULHI_UINT_Common<0x92>;
1588def RECIP_UINT_eg : RECIP_UINT_Common<0x94>;
1589def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>;
1590def EXP_IEEE_eg : EXP_IEEE_Common<0x81>;
1591def LOG_IEEE_eg : LOG_IEEE_Common<0x83>;
1592def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>;
1593def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>;
1594def SIN_eg : SIN_Common<0x8D>;
1595def COS_eg : COS_Common<0x8E>;
1596
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001597def : POW_Common <LOG_IEEE_eg, EXP_IEEE_eg, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001598def : SIN_PAT <SIN_eg>;
1599def : COS_PAT <COS_eg>;
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001600def : Pat<(fsqrt f32:$src), (MUL $src, (RECIPSQRT_CLAMPED_eg $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001601} // End Predicates = [isEG]
1602
1603//===----------------------------------------------------------------------===//
1604// Evergreen / Cayman Instructions
1605//===----------------------------------------------------------------------===//
1606
1607let Predicates = [isEGorCayman] in {
1608
1609 // BFE_UINT - bit_extract, an optimization for mask and shift
1610 // Src0 = Input
1611 // Src1 = Offset
1612 // Src2 = Width
1613 //
1614 // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width)
1615 //
1616 // Example Usage:
1617 // (Offset, Width)
1618 //
1619 // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0
1620 // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8
1621 // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16
1622 // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24
1623 def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001624 [(set i32:$dst, (int_AMDIL_bit_extract_u32 i32:$src0, i32:$src1,
1625 i32:$src2))],
Tom Stellard75aadc22012-12-11 21:25:42 +00001626 VecALU
1627 >;
Tom Stellard2b971eb2013-05-10 02:09:45 +00001628 def : BFEPattern <BFE_UINT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001629
Tom Stellard6a6eced2013-05-03 17:21:24 +00001630 def BFI_INT_eg : R600_3OP <0x06, "BFI_INT", [], VecALU>;
Tom Stellard9d10c4c2013-04-19 02:11:06 +00001631 defm : BFIPatterns <BFI_INT_eg>;
1632
Tom Stellard5643c4a2013-05-20 15:02:19 +00001633 def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", [], VecALU>;
1634 def : ROTRPattern <BIT_ALIGN_INT_eg>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001635
1636 def MULADD_eg : MULADD_Common<0x14>;
Vincent Lejeune1ce13f52013-02-18 14:11:28 +00001637 def MULADD_IEEE_eg : MULADD_IEEE_Common<0x18>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001638 def ASHR_eg : ASHR_Common<0x15>;
1639 def LSHR_eg : LSHR_Common<0x16>;
1640 def LSHL_eg : LSHL_Common<0x17>;
1641 def CNDE_eg : CNDE_Common<0x19>;
1642 def CNDGT_eg : CNDGT_Common<0x1A>;
1643 def CNDGE_eg : CNDGE_Common<0x1B>;
1644 def MUL_LIT_eg : MUL_LIT_Common<0x1F>;
1645 def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>;
Vincent Lejeune519f21e2013-05-17 16:50:32 +00001646 def DOT4_eg : DOT4_Common<0xBE>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001647 defm CUBE_eg : CUBE_Common<0xC0>;
1648
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001649let hasSideEffects = 1 in {
1650 def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>;
1651}
1652
Tom Stellard75aadc22012-12-11 21:25:42 +00001653 def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>;
1654
1655 def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> {
1656 let Pattern = [];
1657 }
1658
1659 def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>;
1660
1661 def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> {
1662 let Pattern = [];
1663 }
1664
1665 def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>;
1666
1667 // TRUNC is used for the FLT_TO_INT instructions to work around a
1668 // perceived problem where the rounding modes are applied differently
1669 // depending on the instruction and the slot they are in.
1670 // See:
1671 // https://bugs.freedesktop.org/show_bug.cgi?id=50232
1672 // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c
1673 //
1674 // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes,
1675 // which do not need to be truncated since the fp values are 0.0f or 1.0f.
1676 // We should look into handling these cases separately.
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001677 def : Pat<(fp_to_sint f32:$src0), (FLT_TO_INT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001678
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001679 def : Pat<(fp_to_uint f32:$src0), (FLT_TO_UINT_eg (TRUNC $src0))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001680
Tom Stellardeac65dd2013-05-03 17:21:20 +00001681 // SHA-256 Patterns
1682 def : SHA256MaPattern <BFI_INT_eg, XOR_INT>;
1683
Tom Stellard75aadc22012-12-11 21:25:42 +00001684 def EG_ExportSwz : ExportSwzInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001685 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001686 let Word1{20} = 1; // VALID_PIXEL_MODE
1687 let Word1{21} = eop;
1688 let Word1{29-22} = inst;
1689 let Word1{30} = 0; // MARK
1690 let Word1{31} = 1; // BARRIER
1691 }
1692 defm : ExportPattern<EG_ExportSwz, 83>;
1693
1694 def EG_ExportBuf : ExportBufInst {
Vincent Lejeune218093e2013-04-17 15:17:32 +00001695 let Word1{19-16} = 0; // BURST_COUNT
Tom Stellard75aadc22012-12-11 21:25:42 +00001696 let Word1{20} = 1; // VALID_PIXEL_MODE
1697 let Word1{21} = eop;
1698 let Word1{29-22} = inst;
1699 let Word1{30} = 0; // MARK
1700 let Word1{31} = 1; // BARRIER
1701 }
1702 defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>;
1703
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001704 def CF_TC_EG : CF_CLAUSE_EG<1, (ins i32imm:$ADDR, i32imm:$COUNT),
1705 "TEX $COUNT @$ADDR"> {
1706 let POP_COUNT = 0;
1707 }
1708 def CF_VC_EG : CF_CLAUSE_EG<2, (ins i32imm:$ADDR, i32imm:$COUNT),
1709 "VTX $COUNT @$ADDR"> {
1710 let POP_COUNT = 0;
1711 }
1712 def WHILE_LOOP_EG : CF_CLAUSE_EG<6, (ins i32imm:$ADDR),
1713 "LOOP_START_DX10 @$ADDR"> {
1714 let POP_COUNT = 0;
1715 let COUNT = 0;
1716 }
1717 def END_LOOP_EG : CF_CLAUSE_EG<5, (ins i32imm:$ADDR), "END_LOOP @$ADDR"> {
1718 let POP_COUNT = 0;
1719 let COUNT = 0;
1720 }
1721 def LOOP_BREAK_EG : CF_CLAUSE_EG<9, (ins i32imm:$ADDR),
1722 "LOOP_BREAK @$ADDR"> {
1723 let POP_COUNT = 0;
1724 let COUNT = 0;
1725 }
1726 def CF_CONTINUE_EG : CF_CLAUSE_EG<8, (ins i32imm:$ADDR),
1727 "CONTINUE @$ADDR"> {
1728 let POP_COUNT = 0;
1729 let COUNT = 0;
1730 }
1731 def CF_JUMP_EG : CF_CLAUSE_EG<10, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1732 "JUMP @$ADDR POP:$POP_COUNT"> {
1733 let COUNT = 0;
1734 }
1735 def CF_ELSE_EG : CF_CLAUSE_EG<13, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1736 "ELSE @$ADDR POP:$POP_COUNT"> {
1737 let COUNT = 0;
1738 }
1739 def CF_CALL_FS_EG : CF_CLAUSE_EG<19, (ins), "CALL_FS"> {
1740 let ADDR = 0;
1741 let COUNT = 0;
1742 let POP_COUNT = 0;
1743 }
1744 def POP_EG : CF_CLAUSE_EG<14, (ins i32imm:$ADDR, i32imm:$POP_COUNT),
1745 "POP @$ADDR POP:$POP_COUNT"> {
1746 let COUNT = 0;
1747 }
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001748 def CF_END_EG : CF_CLAUSE_EG<0, (ins), "CF_END"> {
1749 let COUNT = 0;
1750 let POP_COUNT = 0;
1751 let ADDR = 0;
1752 let END_OF_PROGRAM = 1;
1753 }
Vincent Lejeune5f11dd32013-04-08 13:05:49 +00001754
Tom Stellard75aadc22012-12-11 21:25:42 +00001755//===----------------------------------------------------------------------===//
1756// Memory read/write instructions
1757//===----------------------------------------------------------------------===//
1758let usesCustomInserter = 1 in {
1759
1760class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name,
1761 list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001762 : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, name, pattern> {
Tom Stellard75aadc22012-12-11 21:25:42 +00001763 let RIM = 0;
1764 // XXX: Have a separate instruction for non-indexed writes.
1765 let TYPE = 1;
1766 let RW_REL = 0;
1767 let ELEM_SIZE = 0;
1768
1769 let ARRAY_SIZE = 0;
1770 let COMP_MASK = comp_mask;
1771 let BURST_COUNT = 0;
1772 let VPM = 0;
1773 let MARK = 0;
1774 let BARRIER = 1;
1775}
1776
1777} // End usesCustomInserter = 1
1778
1779// 32-bit store
1780def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg <
1781 (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001782 0x1, "RAT_WRITE_CACHELESS_32_eg $rw_gpr, $index_gpr, $eop",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001783 [(global_store i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001784>;
1785
1786//128-bit store
1787def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg <
1788 (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop),
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001789 0xf, "RAT_WRITE_CACHELESS_128 $rw_gpr.XYZW, $index_gpr, $eop",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001790 [(global_store v4i32:$rw_gpr, i32:$index_gpr)]
Tom Stellard75aadc22012-12-11 21:25:42 +00001791>;
1792
1793class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001794 : InstR600ISA <outs, (ins MEMxi:$ptr), name, pattern>,
Tom Stellardab28e9a2013-01-23 02:09:01 +00001795 VTX_WORD1_GPR, VTX_WORD0 {
Tom Stellard75aadc22012-12-11 21:25:42 +00001796
1797 // Static fields
Tom Stellardab28e9a2013-01-23 02:09:01 +00001798 let VC_INST = 0;
1799 let FETCH_TYPE = 2;
1800 let FETCH_WHOLE_QUAD = 0;
1801 let BUFFER_ID = buffer_id;
1802 let SRC_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001803 // XXX: We can infer this field based on the SRC_GPR. This would allow us
1804 // to store vertex addresses in any channel, not just X.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001805 let SRC_SEL_X = 0;
1806 let DST_REL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001807 // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL,
1808 // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored,
1809 // however, based on my testing if USE_CONST_FIELDS is set, then all
1810 // these fields need to be set to 0.
Tom Stellardab28e9a2013-01-23 02:09:01 +00001811 let USE_CONST_FIELDS = 0;
1812 let NUM_FORMAT_ALL = 1;
1813 let FORMAT_COMP_ALL = 0;
1814 let SRF_MODE_ALL = 0;
Tom Stellard75aadc22012-12-11 21:25:42 +00001815
Tom Stellardab28e9a2013-01-23 02:09:01 +00001816 let Inst{31-0} = Word0;
1817 let Inst{63-32} = Word1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001818 // LLVM can only encode 64-bit instructions, so these fields are manually
1819 // encoded in R600CodeEmitter
1820 //
1821 // bits<16> OFFSET;
1822 // bits<2> ENDIAN_SWAP = 0;
1823 // bits<1> CONST_BUF_NO_STRIDE = 0;
1824 // bits<1> MEGA_FETCH = 0;
1825 // bits<1> ALT_CONST = 0;
1826 // bits<2> BUFFER_INDEX_MODE = 0;
1827
Tom Stellard75aadc22012-12-11 21:25:42 +00001828
Tom Stellard75aadc22012-12-11 21:25:42 +00001829
1830 // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
1831 // is done in R600CodeEmitter
1832 //
1833 // Inst{79-64} = OFFSET;
1834 // Inst{81-80} = ENDIAN_SWAP;
1835 // Inst{82} = CONST_BUF_NO_STRIDE;
1836 // Inst{83} = MEGA_FETCH;
1837 // Inst{84} = ALT_CONST;
1838 // Inst{86-85} = BUFFER_INDEX_MODE;
1839 // Inst{95-86} = 0; Reserved
1840
1841 // VTX_WORD3 (Padding)
1842 //
1843 // Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00001844
1845 let VTXInst = 1;
Tom Stellard75aadc22012-12-11 21:25:42 +00001846}
1847
1848class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001849 : VTX_READ_eg <"VTX_READ_8 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001850 pattern> {
1851
1852 let MEGA_FETCH_COUNT = 1;
1853 let DST_SEL_X = 0;
1854 let DST_SEL_Y = 7; // Masked
1855 let DST_SEL_Z = 7; // Masked
1856 let DST_SEL_W = 7; // Masked
1857 let DATA_FORMAT = 1; // FMT_8
1858}
1859
1860class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001861 : VTX_READ_eg <"VTX_READ_16 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001862 pattern> {
1863 let MEGA_FETCH_COUNT = 2;
1864 let DST_SEL_X = 0;
1865 let DST_SEL_Y = 7; // Masked
1866 let DST_SEL_Z = 7; // Masked
1867 let DST_SEL_W = 7; // Masked
1868 let DATA_FORMAT = 5; // FMT_16
1869
1870}
1871
1872class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001873 : VTX_READ_eg <"VTX_READ_32 $dst, $ptr", buffer_id, (outs R600_TReg32_X:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001874 pattern> {
1875
1876 let MEGA_FETCH_COUNT = 4;
1877 let DST_SEL_X = 0;
1878 let DST_SEL_Y = 7; // Masked
1879 let DST_SEL_Z = 7; // Masked
1880 let DST_SEL_W = 7; // Masked
1881 let DATA_FORMAT = 0xD; // COLOR_32
1882
1883 // This is not really necessary, but there were some GPU hangs that appeared
1884 // to be caused by ALU instructions in the next instruction group that wrote
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001885 // to the $ptr registers of the VTX_READ.
Tom Stellard75aadc22012-12-11 21:25:42 +00001886 // e.g.
1887 // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24
1888 // %T2_X<def> = MOV %ZERO
1889 //Adding this constraint prevents this from happening.
1890 let Constraints = "$ptr.ptr = $dst";
1891}
1892
1893class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern>
Vincent Lejeune4ebef182013-05-17 16:50:09 +00001894 : VTX_READ_eg <"VTX_READ_128 $dst.XYZW, $ptr", buffer_id, (outs R600_Reg128:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00001895 pattern> {
1896
1897 let MEGA_FETCH_COUNT = 16;
1898 let DST_SEL_X = 0;
1899 let DST_SEL_Y = 1;
1900 let DST_SEL_Z = 2;
1901 let DST_SEL_W = 3;
1902 let DATA_FORMAT = 0x22; // COLOR_32_32_32_32
1903
1904 // XXX: Need to force VTX_READ_128 instructions to write to the same register
1905 // that holds its buffer address to avoid potential hangs. We can't use
1906 // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst
1907 // registers are different sizes.
1908}
1909
1910//===----------------------------------------------------------------------===//
1911// VTX Read from parameter memory space
1912//===----------------------------------------------------------------------===//
1913
1914def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001915 [(set i32:$dst, (load_param_zexti8 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001916>;
1917
1918def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001919 [(set i32:$dst, (load_param_zexti16 ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001920>;
1921
1922def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001923 [(set i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001924>;
1925
Tom Stellard91da4e92013-02-13 22:05:20 +00001926def VTX_READ_PARAM_128_eg : VTX_READ_128_eg <0,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001927 [(set v4i32:$dst, (load_param ADDRVTX_READ:$ptr))]
Tom Stellard91da4e92013-02-13 22:05:20 +00001928>;
1929
Tom Stellard75aadc22012-12-11 21:25:42 +00001930//===----------------------------------------------------------------------===//
1931// VTX Read from global memory space
1932//===----------------------------------------------------------------------===//
1933
1934// 8-bit reads
1935def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001936 [(set i32:$dst, (zextloadi8_global ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001937>;
1938
1939// 32-bit reads
1940def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001941 [(set i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001942>;
1943
1944// 128-bit reads
1945def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001946 [(set v4i32:$dst, (global_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001947>;
1948
1949//===----------------------------------------------------------------------===//
1950// Constant Loads
1951// XXX: We are currently storing all constants in the global address space.
1952//===----------------------------------------------------------------------===//
1953
1954def CONSTANT_LOAD_eg : VTX_READ_32_eg <1,
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001955 [(set i32:$dst, (constant_load ADDRVTX_READ:$ptr))]
Tom Stellard75aadc22012-12-11 21:25:42 +00001956>;
1957
1958}
1959
Tom Stellardf3b2a1e2013-02-06 17:32:29 +00001960//===----------------------------------------------------------------------===//
1961// Regist loads and stores - for indirect addressing
1962//===----------------------------------------------------------------------===//
1963
1964defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>;
1965
Tom Stellard75aadc22012-12-11 21:25:42 +00001966let Predicates = [isCayman] in {
1967
Vincent Lejeune44bf8152013-02-10 17:57:33 +00001968let isVector = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00001969
1970def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>;
1971
1972def MULLO_INT_cm : MULLO_INT_Common<0x8F>;
1973def MULHI_INT_cm : MULHI_INT_Common<0x90>;
1974def MULLO_UINT_cm : MULLO_UINT_Common<0x91>;
1975def MULHI_UINT_cm : MULHI_UINT_Common<0x92>;
1976def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>;
1977def EXP_IEEE_cm : EXP_IEEE_Common<0x81>;
Michel Danzera2e28152013-03-22 14:09:10 +00001978def LOG_IEEE_cm : LOG_IEEE_Common<0x83>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001979def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>;
1980def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>;
1981def SIN_cm : SIN_Common<0x8D>;
1982def COS_cm : COS_Common<0x8E>;
1983} // End isVector = 1
1984
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001985def : POW_Common <LOG_IEEE_cm, EXP_IEEE_cm, MUL>;
Tom Stellard75aadc22012-12-11 21:25:42 +00001986def : SIN_PAT <SIN_cm>;
1987def : COS_PAT <COS_cm>;
1988
1989defm DIV_cm : DIV_Common<RECIP_IEEE_cm>;
1990
1991// RECIP_UINT emulation for Cayman
Michel Danzer8caa9042013-04-10 17:17:56 +00001992// The multiplication scales from [0,1] to the unsigned integer range
Tom Stellard75aadc22012-12-11 21:25:42 +00001993def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00001994 (AMDGPUurecip i32:$src0),
1995 (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg $src0)),
Michel Danzer8caa9042013-04-10 17:17:56 +00001996 (MOV_IMM_I32 CONST.FP_UINT_MAX_PLUS_1)))
Tom Stellard75aadc22012-12-11 21:25:42 +00001997>;
1998
Vincent Lejeuneb6bfe852013-04-23 17:34:00 +00001999 def CF_END_CM : CF_CLAUSE_EG<32, (ins), "CF_END"> {
2000 let ADDR = 0;
2001 let POP_COUNT = 0;
2002 let COUNT = 0;
2003 }
Tom Stellard75aadc22012-12-11 21:25:42 +00002004
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002005def : Pat<(fsqrt f32:$src), (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm $src))>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002006
2007} // End isCayman
2008
2009//===----------------------------------------------------------------------===//
2010// Branch Instructions
2011//===----------------------------------------------------------------------===//
2012
2013
2014def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src),
2015 "IF_PREDICATE_SET $src", []>;
2016
2017def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src),
2018 "PREDICATED_BREAK $src", []>;
2019
2020//===----------------------------------------------------------------------===//
2021// Pseudo instructions
2022//===----------------------------------------------------------------------===//
2023
2024let isPseudo = 1 in {
2025
2026def PRED_X : InstR600 <
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002027 (outs R600_Predicate_Bit:$dst),
Tom Stellard75aadc22012-12-11 21:25:42 +00002028 (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags),
2029 "", [], NullALU> {
2030 let FlagOperandIdx = 3;
2031}
2032
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002033let isTerminator = 1, isBranch = 1 in {
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002034def JUMP_COND : InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002035 (outs),
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002036 (ins brtarget:$target, R600_Predicate_Bit:$p),
Tom Stellard75aadc22012-12-11 21:25:42 +00002037 "JUMP $target ($p)",
2038 [], AnyALU
2039 >;
2040
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002041def JUMP : InstR600 <
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002042 (outs),
2043 (ins brtarget:$target),
2044 "JUMP $target",
2045 [], AnyALU
2046 >
2047{
2048 let isPredicable = 1;
2049 let isBarrier = 1;
2050}
2051
2052} // End isTerminator = 1, isBranch = 1
Tom Stellard75aadc22012-12-11 21:25:42 +00002053
2054let usesCustomInserter = 1 in {
2055
2056let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in {
2057
2058def MASK_WRITE : AMDGPUShaderInst <
2059 (outs),
2060 (ins R600_Reg32:$src),
2061 "MASK_WRITE $src",
2062 []
2063>;
2064
2065} // End mayLoad = 0, mayStore = 0, hasSideEffects = 1
2066
Tom Stellard75aadc22012-12-11 21:25:42 +00002067
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002068def TXD: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002069 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002070 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2071 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002072 "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002073 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2074 imm:$resourceId, imm:$samplerId, imm:$textureTarget))],
2075 NullALU > {
Vincent Lejeunec2991642013-04-30 00:13:39 +00002076 let TEXInst = 1;
2077}
Tom Stellard75aadc22012-12-11 21:25:42 +00002078
Vincent Lejeunef501ea22013-04-30 00:13:20 +00002079def TXD_SHADOW: InstR600 <
Tom Stellard75aadc22012-12-11 21:25:42 +00002080 (outs R600_Reg128:$dst),
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002081 (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2,
2082 i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget),
Tom Stellard75aadc22012-12-11 21:25:42 +00002083 "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002084 [(set v4f32:$dst, (int_AMDGPU_txd v4f32:$src0, v4f32:$src1, v4f32:$src2,
2085 imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))],
2086 NullALU
Vincent Lejeunec2991642013-04-30 00:13:39 +00002087> {
2088 let TEXInst = 1;
2089}
Tom Stellard75aadc22012-12-11 21:25:42 +00002090} // End isPseudo = 1
2091} // End usesCustomInserter = 1
2092
2093def CLAMP_R600 : CLAMP <R600_Reg32>;
2094def FABS_R600 : FABS<R600_Reg32>;
2095def FNEG_R600 : FNEG<R600_Reg32>;
2096
2097//===---------------------------------------------------------------------===//
2098// Return instruction
2099//===---------------------------------------------------------------------===//
Vincent Lejeunee5ecf102013-03-11 18:15:06 +00002100let isTerminator = 1, isReturn = 1, hasCtrlDep = 1,
Jakob Stoklund Olesenfdc37672013-02-05 17:53:52 +00002101 usesCustomInserter = 1 in {
Tom Stellard75aadc22012-12-11 21:25:42 +00002102 def RETURN : ILFormat<(outs), (ins variable_ops),
2103 "RETURN", [(IL_retflag)]>;
2104}
2105
Tom Stellard365366f2013-01-23 02:09:06 +00002106
2107//===----------------------------------------------------------------------===//
2108// Constant Buffer Addressing Support
2109//===----------------------------------------------------------------------===//
2110
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002111let usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in {
Tom Stellard365366f2013-01-23 02:09:06 +00002112def CONST_COPY : Instruction {
2113 let OutOperandList = (outs R600_Reg32:$dst);
2114 let InOperandList = (ins i32imm:$src);
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002115 let Pattern =
2116 [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))];
Tom Stellard365366f2013-01-23 02:09:06 +00002117 let AsmString = "CONST_COPY";
2118 let neverHasSideEffects = 1;
2119 let isAsCheapAsAMove = 1;
2120 let Itinerary = NullALU;
2121}
Vincent Lejeune0b72f102013-03-05 15:04:55 +00002122} // end usesCustomInserter = 1, isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU"
Tom Stellard365366f2013-01-23 02:09:06 +00002123
2124def TEX_VTX_CONSTBUF :
Vincent Lejeune743dca02013-03-05 15:04:29 +00002125 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "VTX_READ_eg $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002126 [(set v4i32:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr, (i32 imm:$BUFFER_ID)))]>,
Tom Stellard365366f2013-01-23 02:09:06 +00002127 VTX_WORD1_GPR, VTX_WORD0 {
2128
2129 let VC_INST = 0;
2130 let FETCH_TYPE = 2;
2131 let FETCH_WHOLE_QUAD = 0;
Tom Stellard365366f2013-01-23 02:09:06 +00002132 let SRC_REL = 0;
2133 let SRC_SEL_X = 0;
2134 let DST_REL = 0;
2135 let USE_CONST_FIELDS = 0;
2136 let NUM_FORMAT_ALL = 2;
2137 let FORMAT_COMP_ALL = 1;
2138 let SRF_MODE_ALL = 1;
2139 let MEGA_FETCH_COUNT = 16;
2140 let DST_SEL_X = 0;
2141 let DST_SEL_Y = 1;
2142 let DST_SEL_Z = 2;
2143 let DST_SEL_W = 3;
2144 let DATA_FORMAT = 35;
2145
2146 let Inst{31-0} = Word0;
2147 let Inst{63-32} = Word1;
2148
2149// LLVM can only encode 64-bit instructions, so these fields are manually
2150// encoded in R600CodeEmitter
2151//
2152// bits<16> OFFSET;
2153// bits<2> ENDIAN_SWAP = 0;
2154// bits<1> CONST_BUF_NO_STRIDE = 0;
2155// bits<1> MEGA_FETCH = 0;
2156// bits<1> ALT_CONST = 0;
2157// bits<2> BUFFER_INDEX_MODE = 0;
2158
2159
2160
2161// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2162// is done in R600CodeEmitter
2163//
2164// Inst{79-64} = OFFSET;
2165// Inst{81-80} = ENDIAN_SWAP;
2166// Inst{82} = CONST_BUF_NO_STRIDE;
2167// Inst{83} = MEGA_FETCH;
2168// Inst{84} = ALT_CONST;
2169// Inst{86-85} = BUFFER_INDEX_MODE;
2170// Inst{95-86} = 0; Reserved
2171
2172// VTX_WORD3 (Padding)
2173//
2174// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002175 let VTXInst = 1;
Tom Stellard365366f2013-01-23 02:09:06 +00002176}
2177
Vincent Lejeune68501802013-02-18 14:11:19 +00002178def TEX_VTX_TEXBUF:
2179 InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr, i32imm:$BUFFER_ID), "TEX_VTX_EXPLICIT_READ $dst, $ptr",
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002180 [(set v4f32:$dst, (int_R600_load_texbuf ADDRGA_VAR_OFFSET:$ptr, imm:$BUFFER_ID))]>,
Vincent Lejeune68501802013-02-18 14:11:19 +00002181VTX_WORD1_GPR, VTX_WORD0 {
2182
2183let VC_INST = 0;
2184let FETCH_TYPE = 2;
2185let FETCH_WHOLE_QUAD = 0;
2186let SRC_REL = 0;
2187let SRC_SEL_X = 0;
2188let DST_REL = 0;
2189let USE_CONST_FIELDS = 1;
2190let NUM_FORMAT_ALL = 0;
2191let FORMAT_COMP_ALL = 0;
2192let SRF_MODE_ALL = 1;
2193let MEGA_FETCH_COUNT = 16;
2194let DST_SEL_X = 0;
2195let DST_SEL_Y = 1;
2196let DST_SEL_Z = 2;
2197let DST_SEL_W = 3;
2198let DATA_FORMAT = 0;
2199
2200let Inst{31-0} = Word0;
2201let Inst{63-32} = Word1;
2202
2203// LLVM can only encode 64-bit instructions, so these fields are manually
2204// encoded in R600CodeEmitter
2205//
2206// bits<16> OFFSET;
2207// bits<2> ENDIAN_SWAP = 0;
2208// bits<1> CONST_BUF_NO_STRIDE = 0;
2209// bits<1> MEGA_FETCH = 0;
2210// bits<1> ALT_CONST = 0;
2211// bits<2> BUFFER_INDEX_MODE = 0;
2212
2213
2214
2215// VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding
2216// is done in R600CodeEmitter
2217//
2218// Inst{79-64} = OFFSET;
2219// Inst{81-80} = ENDIAN_SWAP;
2220// Inst{82} = CONST_BUF_NO_STRIDE;
2221// Inst{83} = MEGA_FETCH;
2222// Inst{84} = ALT_CONST;
2223// Inst{86-85} = BUFFER_INDEX_MODE;
2224// Inst{95-86} = 0; Reserved
2225
2226// VTX_WORD3 (Padding)
2227//
2228// Inst{127-96} = 0;
Vincent Lejeunec2991642013-04-30 00:13:39 +00002229 let VTXInst = 1;
Vincent Lejeune68501802013-02-18 14:11:19 +00002230}
2231
2232
Tom Stellard365366f2013-01-23 02:09:06 +00002233
Tom Stellardf8794352012-12-19 22:10:31 +00002234//===--------------------------------------------------------------------===//
2235// Instructions support
2236//===--------------------------------------------------------------------===//
2237//===---------------------------------------------------------------------===//
2238// Custom Inserter for Branches and returns, this eventually will be a
2239// seperate pass
2240//===---------------------------------------------------------------------===//
2241let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in {
2242 def BRANCH : ILFormat<(outs), (ins brtarget:$target),
2243 "; Pseudo unconditional branch instruction",
2244 [(br bb:$target)]>;
2245 defm BRANCH_COND : BranchConditional<IL_brcond>;
2246}
2247
2248//===---------------------------------------------------------------------===//
2249// Flow and Program control Instructions
2250//===---------------------------------------------------------------------===//
2251let isTerminator=1 in {
2252 def SWITCH : ILFormat< (outs), (ins GPRI32:$src),
2253 !strconcat("SWITCH", " $src"), []>;
2254 def CASE : ILFormat< (outs), (ins GPRI32:$src),
2255 !strconcat("CASE", " $src"), []>;
2256 def BREAK : ILFormat< (outs), (ins),
2257 "BREAK", []>;
2258 def CONTINUE : ILFormat< (outs), (ins),
2259 "CONTINUE", []>;
2260 def DEFAULT : ILFormat< (outs), (ins),
2261 "DEFAULT", []>;
2262 def ELSE : ILFormat< (outs), (ins),
2263 "ELSE", []>;
2264 def ENDSWITCH : ILFormat< (outs), (ins),
2265 "ENDSWITCH", []>;
2266 def ENDMAIN : ILFormat< (outs), (ins),
2267 "ENDMAIN", []>;
2268 def END : ILFormat< (outs), (ins),
2269 "END", []>;
2270 def ENDFUNC : ILFormat< (outs), (ins),
2271 "ENDFUNC", []>;
2272 def ENDIF : ILFormat< (outs), (ins),
2273 "ENDIF", []>;
2274 def WHILELOOP : ILFormat< (outs), (ins),
2275 "WHILE", []>;
2276 def ENDLOOP : ILFormat< (outs), (ins),
2277 "ENDLOOP", []>;
2278 def FUNC : ILFormat< (outs), (ins),
2279 "FUNC", []>;
2280 def RETDYN : ILFormat< (outs), (ins),
2281 "RET_DYN", []>;
2282 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2283 defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">;
2284 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2285 defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">;
2286 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2287 defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">;
2288 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2289 defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">;
2290 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2291 defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">;
2292 // This opcode has custom swizzle pattern encoded in Swizzle Encoder
2293 defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">;
2294 defm IFC : BranchInstr2<"IFC">;
2295 defm BREAKC : BranchInstr2<"BREAKC">;
2296 defm CONTINUEC : BranchInstr2<"CONTINUEC">;
2297}
2298
Tom Stellard75aadc22012-12-11 21:25:42 +00002299//===----------------------------------------------------------------------===//
2300// ISel Patterns
2301//===----------------------------------------------------------------------===//
2302
Tom Stellard2add82d2013-03-08 15:37:09 +00002303// CND*_INT Pattterns for f32 True / False values
2304
2305class CND_INT_f32 <InstR600 cnd, CondCode cc> : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002306 (selectcc i32:$src0, 0, f32:$src1, f32:$src2, cc),
2307 (cnd $src0, $src1, $src2)
Tom Stellard2add82d2013-03-08 15:37:09 +00002308>;
2309
2310def : CND_INT_f32 <CNDE_INT, SETEQ>;
2311def : CND_INT_f32 <CNDGT_INT, SETGT>;
2312def : CND_INT_f32 <CNDGE_INT, SETGE>;
2313
Tom Stellard75aadc22012-12-11 21:25:42 +00002314//CNDGE_INT extra pattern
2315def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002316 (selectcc i32:$src0, -1, i32:$src1, i32:$src2, COND_GT),
2317 (CNDGE_INT $src0, $src1, $src2)
Tom Stellard75aadc22012-12-11 21:25:42 +00002318>;
2319
2320// KIL Patterns
2321def KILP : Pat <
2322 (int_AMDGPU_kilp),
2323 (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO)))
2324>;
2325
2326def KIL : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002327 (int_AMDGPU_kill f32:$src0),
2328 (MASK_WRITE (KILLGT (f32 ZERO), $src0))
Tom Stellard75aadc22012-12-11 21:25:42 +00002329>;
2330
2331// SGT Reverse args
2332def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002333 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LT),
2334 (SGT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002335>;
2336
2337// SGE Reverse args
2338def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002339 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, COND_LE),
2340 (SGE $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002341>;
2342
Tom Stellarde06163a2013-02-07 14:02:35 +00002343// SETGT_DX10 reverse args
2344def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002345 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LT),
2346 (SETGT_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002347>;
2348
2349// SETGE_DX10 reverse args
2350def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002351 (selectcc f32:$src0, f32:$src1, -1, 0, COND_LE),
2352 (SETGE_DX10 $src1, $src0)
Tom Stellarde06163a2013-02-07 14:02:35 +00002353>;
2354
Tom Stellard75aadc22012-12-11 21:25:42 +00002355// SETGT_INT reverse args
2356def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002357 (selectcc i32:$src0, i32:$src1, -1, 0, SETLT),
2358 (SETGT_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002359>;
2360
2361// SETGE_INT reverse args
2362def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002363 (selectcc i32:$src0, i32:$src1, -1, 0, SETLE),
2364 (SETGE_INT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002365>;
2366
2367// SETGT_UINT reverse args
2368def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002369 (selectcc i32:$src0, i32:$src1, -1, 0, SETULT),
2370 (SETGT_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002371>;
2372
2373// SETGE_UINT reverse args
2374def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002375 (selectcc i32:$src0, i32:$src1, -1, 0, SETULE),
2376 (SETGE_UINT $src1, $src0)
Tom Stellard75aadc22012-12-11 21:25:42 +00002377>;
2378
2379// The next two patterns are special cases for handling 'true if ordered' and
2380// 'true if unordered' conditionals. The assumption here is that the behavior of
2381// SETE and SNE conforms to the Direct3D 10 rules for floating point values
2382// described here:
2383// http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit
2384// We assume that SETE returns false when one of the operands is NAN and
2385// SNE returns true when on of the operands is NAN
2386
2387//SETE - 'true if ordered'
2388def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002389 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETO),
2390 (SETE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002391>;
2392
Tom Stellarde06163a2013-02-07 14:02:35 +00002393//SETE_DX10 - 'true if ordered'
2394def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002395 (selectcc f32:$src0, f32:$src1, -1, 0, SETO),
2396 (SETE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002397>;
2398
Tom Stellard75aadc22012-12-11 21:25:42 +00002399//SNE - 'true if unordered'
2400def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002401 (selectcc f32:$src0, f32:$src1, FP_ONE, FP_ZERO, SETUO),
2402 (SNE $src0, $src1)
Tom Stellard75aadc22012-12-11 21:25:42 +00002403>;
2404
Tom Stellarde06163a2013-02-07 14:02:35 +00002405//SETNE_DX10 - 'true if ordered'
2406def : Pat <
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002407 (selectcc f32:$src0, f32:$src1, -1, 0, SETUO),
2408 (SETNE_DX10 $src0, $src1)
Tom Stellarde06163a2013-02-07 14:02:35 +00002409>;
2410
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002411def : Extract_Element <f32, v4f32, 0, sub0>;
2412def : Extract_Element <f32, v4f32, 1, sub1>;
2413def : Extract_Element <f32, v4f32, 2, sub2>;
2414def : Extract_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002415
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002416def : Insert_Element <f32, v4f32, 0, sub0>;
2417def : Insert_Element <f32, v4f32, 1, sub1>;
2418def : Insert_Element <f32, v4f32, 2, sub2>;
2419def : Insert_Element <f32, v4f32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002420
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002421def : Extract_Element <i32, v4i32, 0, sub0>;
2422def : Extract_Element <i32, v4i32, 1, sub1>;
2423def : Extract_Element <i32, v4i32, 2, sub2>;
2424def : Extract_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002425
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002426def : Insert_Element <i32, v4i32, 0, sub0>;
2427def : Insert_Element <i32, v4i32, 1, sub1>;
2428def : Insert_Element <i32, v4i32, 2, sub2>;
2429def : Insert_Element <i32, v4i32, 3, sub3>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002430
Tom Stellard40b7f1f2013-05-02 15:30:12 +00002431def : Vector4_Build <v4f32, f32>;
2432def : Vector4_Build <v4i32, i32>;
Tom Stellard75aadc22012-12-11 21:25:42 +00002433
2434// bitconvert patterns
2435
2436def : BitConvert <i32, f32, R600_Reg32>;
2437def : BitConvert <f32, i32, R600_Reg32>;
2438def : BitConvert <v4f32, v4i32, R600_Reg128>;
2439def : BitConvert <v4i32, v4f32, R600_Reg128>;
2440
2441// DWORDADDR pattern
2442def : DwordAddrPat <i32, R600_Reg32>;
2443
2444} // End isR600toCayman Predicate