Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1 | //===-- 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 | |
| 14 | include "R600Intrinsics.td" |
| 15 | |
| 16 | class InstR600 <bits<11> inst, dag outs, dag ins, string asm, list<dag> pattern, |
| 17 | InstrItinClass itin> |
| 18 | : AMDGPUInst <outs, ins, asm, pattern> { |
| 19 | |
| 20 | field bits<64> Inst; |
| 21 | bit Trig = 0; |
| 22 | bit Op3 = 0; |
| 23 | bit isVector = 0; |
| 24 | bits<2> FlagOperandIdx = 0; |
| 25 | bit Op1 = 0; |
| 26 | bit Op2 = 0; |
| 27 | bit HasNativeOperands = 0; |
| 28 | |
| 29 | bits<11> op_code = inst; |
| 30 | //let Inst = inst; |
| 31 | let Namespace = "AMDGPU"; |
| 32 | let OutOperandList = outs; |
| 33 | let InOperandList = ins; |
| 34 | let AsmString = asm; |
| 35 | let Pattern = pattern; |
| 36 | let Itinerary = itin; |
| 37 | |
| 38 | let TSFlags{4} = Trig; |
| 39 | let TSFlags{5} = Op3; |
| 40 | |
| 41 | // Vector instructions are instructions that must fill all slots in an |
| 42 | // instruction group |
| 43 | let TSFlags{6} = isVector; |
| 44 | let TSFlags{8-7} = FlagOperandIdx; |
| 45 | let TSFlags{9} = HasNativeOperands; |
| 46 | let TSFlags{10} = Op1; |
| 47 | let TSFlags{11} = Op2; |
| 48 | } |
| 49 | |
| 50 | class InstR600ISA <dag outs, dag ins, string asm, list<dag> pattern> : |
| 51 | AMDGPUInst <outs, ins, asm, pattern> { |
| 52 | field bits<64> Inst; |
| 53 | |
| 54 | let Namespace = "AMDGPU"; |
| 55 | } |
| 56 | |
| 57 | def MEMxi : Operand<iPTR> { |
| 58 | let MIOperandInfo = (ops R600_TReg32_X:$ptr, i32imm:$index); |
| 59 | let PrintMethod = "printMemOperand"; |
| 60 | } |
| 61 | |
| 62 | def MEMrr : Operand<iPTR> { |
| 63 | let MIOperandInfo = (ops R600_Reg32:$ptr, R600_Reg32:$index); |
| 64 | } |
| 65 | |
| 66 | // Operands for non-registers |
| 67 | |
| 68 | class InstFlag<string PM = "printOperand", int Default = 0> |
| 69 | : OperandWithDefaultOps <i32, (ops (i32 Default))> { |
| 70 | let PrintMethod = PM; |
| 71 | } |
| 72 | |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 73 | // src_sel for ALU src operands, see also ALU_CONST, ALU_PARAM registers |
| 74 | def SEL : OperandWithDefaultOps <i32, (ops (i32 -1))> { |
| 75 | let PrintMethod = "printSel"; |
| 76 | } |
| 77 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 78 | def LITERAL : InstFlag<"printLiteral">; |
| 79 | |
| 80 | def WRITE : InstFlag <"printWrite", 1>; |
| 81 | def OMOD : InstFlag <"printOMOD">; |
| 82 | def REL : InstFlag <"printRel">; |
| 83 | def CLAMP : InstFlag <"printClamp">; |
| 84 | def NEG : InstFlag <"printNeg">; |
| 85 | def ABS : InstFlag <"printAbs">; |
| 86 | def UEM : InstFlag <"printUpdateExecMask">; |
| 87 | def UP : InstFlag <"printUpdatePred">; |
| 88 | |
| 89 | // XXX: The r600g finalizer in Mesa expects last to be one in most cases. |
| 90 | // Once we start using the packetizer in this backend we should have this |
| 91 | // default to 0. |
| 92 | def LAST : InstFlag<"printLast", 1>; |
| 93 | |
Tom Stellard | c0b0c67 | 2013-02-06 17:32:29 +0000 | [diff] [blame] | 94 | def FRAMEri : Operand<iPTR> { |
| 95 | let MIOperandInfo = (ops R600_Reg32:$ptr, i32imm:$index); |
| 96 | } |
| 97 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 98 | def ADDRParam : ComplexPattern<i32, 2, "SelectADDRParam", [], []>; |
| 99 | def ADDRDWord : ComplexPattern<i32, 1, "SelectADDRDWord", [], []>; |
| 100 | def ADDRVTX_READ : ComplexPattern<i32, 2, "SelectADDRVTX_READ", [], []>; |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 101 | def ADDRGA_CONST_OFFSET : ComplexPattern<i32, 1, "SelectGlobalValueConstantOffset", [], []>; |
| 102 | def ADDRGA_VAR_OFFSET : ComplexPattern<i32, 2, "SelectGlobalValueVariableOffset", [], []>; |
Tom Stellard | c0b0c67 | 2013-02-06 17:32:29 +0000 | [diff] [blame] | 103 | def ADDRIndirect : ComplexPattern<iPTR, 2, "SelectADDRIndirect", [], []>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 104 | |
| 105 | class R600ALU_Word0 { |
| 106 | field bits<32> Word0; |
| 107 | |
| 108 | bits<11> src0; |
| 109 | bits<1> src0_neg; |
| 110 | bits<1> src0_rel; |
| 111 | bits<11> src1; |
| 112 | bits<1> src1_rel; |
| 113 | bits<1> src1_neg; |
| 114 | bits<3> index_mode = 0; |
| 115 | bits<2> pred_sel; |
| 116 | bits<1> last; |
| 117 | |
| 118 | bits<9> src0_sel = src0{8-0}; |
| 119 | bits<2> src0_chan = src0{10-9}; |
| 120 | bits<9> src1_sel = src1{8-0}; |
| 121 | bits<2> src1_chan = src1{10-9}; |
| 122 | |
| 123 | let Word0{8-0} = src0_sel; |
| 124 | let Word0{9} = src0_rel; |
| 125 | let Word0{11-10} = src0_chan; |
| 126 | let Word0{12} = src0_neg; |
| 127 | let Word0{21-13} = src1_sel; |
| 128 | let Word0{22} = src1_rel; |
| 129 | let Word0{24-23} = src1_chan; |
| 130 | let Word0{25} = src1_neg; |
| 131 | let Word0{28-26} = index_mode; |
| 132 | let Word0{30-29} = pred_sel; |
| 133 | let Word0{31} = last; |
| 134 | } |
| 135 | |
| 136 | class R600ALU_Word1 { |
| 137 | field bits<32> Word1; |
| 138 | |
| 139 | bits<11> dst; |
| 140 | bits<3> bank_swizzle = 0; |
| 141 | bits<1> dst_rel; |
| 142 | bits<1> clamp; |
| 143 | |
| 144 | bits<7> dst_sel = dst{6-0}; |
| 145 | bits<2> dst_chan = dst{10-9}; |
| 146 | |
| 147 | let Word1{20-18} = bank_swizzle; |
| 148 | let Word1{27-21} = dst_sel; |
| 149 | let Word1{28} = dst_rel; |
| 150 | let Word1{30-29} = dst_chan; |
| 151 | let Word1{31} = clamp; |
| 152 | } |
| 153 | |
| 154 | class R600ALU_Word1_OP2 <bits<11> alu_inst> : R600ALU_Word1{ |
| 155 | |
| 156 | bits<1> src0_abs; |
| 157 | bits<1> src1_abs; |
| 158 | bits<1> update_exec_mask; |
| 159 | bits<1> update_pred; |
| 160 | bits<1> write; |
| 161 | bits<2> omod; |
| 162 | |
| 163 | let Word1{0} = src0_abs; |
| 164 | let Word1{1} = src1_abs; |
| 165 | let Word1{2} = update_exec_mask; |
| 166 | let Word1{3} = update_pred; |
| 167 | let Word1{4} = write; |
| 168 | let Word1{6-5} = omod; |
| 169 | let Word1{17-7} = alu_inst; |
| 170 | } |
| 171 | |
| 172 | class R600ALU_Word1_OP3 <bits<5> alu_inst> : R600ALU_Word1{ |
| 173 | |
| 174 | bits<11> src2; |
| 175 | bits<1> src2_rel; |
| 176 | bits<1> src2_neg; |
| 177 | |
| 178 | bits<9> src2_sel = src2{8-0}; |
| 179 | bits<2> src2_chan = src2{10-9}; |
| 180 | |
| 181 | let Word1{8-0} = src2_sel; |
| 182 | let Word1{9} = src2_rel; |
| 183 | let Word1{11-10} = src2_chan; |
| 184 | let Word1{12} = src2_neg; |
| 185 | let Word1{17-13} = alu_inst; |
| 186 | } |
| 187 | |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 188 | class VTX_WORD0 { |
| 189 | field bits<32> Word0; |
| 190 | bits<7> SRC_GPR; |
| 191 | bits<5> VC_INST; |
| 192 | bits<2> FETCH_TYPE; |
| 193 | bits<1> FETCH_WHOLE_QUAD; |
| 194 | bits<8> BUFFER_ID; |
| 195 | bits<1> SRC_REL; |
| 196 | bits<2> SRC_SEL_X; |
| 197 | bits<6> MEGA_FETCH_COUNT; |
| 198 | |
| 199 | let Word0{4-0} = VC_INST; |
| 200 | let Word0{6-5} = FETCH_TYPE; |
| 201 | let Word0{7} = FETCH_WHOLE_QUAD; |
| 202 | let Word0{15-8} = BUFFER_ID; |
| 203 | let Word0{22-16} = SRC_GPR; |
| 204 | let Word0{23} = SRC_REL; |
| 205 | let Word0{25-24} = SRC_SEL_X; |
| 206 | let Word0{31-26} = MEGA_FETCH_COUNT; |
| 207 | } |
| 208 | |
| 209 | class VTX_WORD1_GPR { |
| 210 | field bits<32> Word1; |
| 211 | bits<7> DST_GPR; |
| 212 | bits<1> DST_REL; |
| 213 | bits<3> DST_SEL_X; |
| 214 | bits<3> DST_SEL_Y; |
| 215 | bits<3> DST_SEL_Z; |
| 216 | bits<3> DST_SEL_W; |
| 217 | bits<1> USE_CONST_FIELDS; |
| 218 | bits<6> DATA_FORMAT; |
| 219 | bits<2> NUM_FORMAT_ALL; |
| 220 | bits<1> FORMAT_COMP_ALL; |
| 221 | bits<1> SRF_MODE_ALL; |
| 222 | |
| 223 | let Word1{6-0} = DST_GPR; |
| 224 | let Word1{7} = DST_REL; |
| 225 | let Word1{8} = 0; // Reserved |
| 226 | let Word1{11-9} = DST_SEL_X; |
| 227 | let Word1{14-12} = DST_SEL_Y; |
| 228 | let Word1{17-15} = DST_SEL_Z; |
| 229 | let Word1{20-18} = DST_SEL_W; |
| 230 | let Word1{21} = USE_CONST_FIELDS; |
| 231 | let Word1{27-22} = DATA_FORMAT; |
| 232 | let Word1{29-28} = NUM_FORMAT_ALL; |
| 233 | let Word1{30} = FORMAT_COMP_ALL; |
| 234 | let Word1{31} = SRF_MODE_ALL; |
| 235 | } |
| 236 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 237 | /* |
| 238 | XXX: R600 subtarget uses a slightly different encoding than the other |
| 239 | subtargets. We currently handle this in R600MCCodeEmitter, but we may |
| 240 | want to use these instruction classes in the future. |
| 241 | |
| 242 | class R600ALU_Word1_OP2_r600 : R600ALU_Word1_OP2 { |
| 243 | |
| 244 | bits<1> fog_merge; |
| 245 | bits<10> alu_inst; |
| 246 | |
| 247 | let Inst{37} = fog_merge; |
| 248 | let Inst{39-38} = omod; |
| 249 | let Inst{49-40} = alu_inst; |
| 250 | } |
| 251 | |
| 252 | class R600ALU_Word1_OP2_r700 : R600ALU_Word1_OP2 { |
| 253 | |
| 254 | bits<11> alu_inst; |
| 255 | |
| 256 | let Inst{38-37} = omod; |
| 257 | let Inst{49-39} = alu_inst; |
| 258 | } |
| 259 | */ |
| 260 | |
| 261 | def R600_Pred : PredicateOperand<i32, (ops R600_Predicate), |
| 262 | (ops PRED_SEL_OFF)>; |
| 263 | |
| 264 | |
| 265 | let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in { |
| 266 | |
| 267 | // Class for instructions with only one source register. |
| 268 | // If you add new ins to this instruction, make sure they are listed before |
| 269 | // $literal, because the backend currently assumes that the last operand is |
| 270 | // a literal. Also be sure to update the enum R600Op1OperandIndex::ROI in |
| 271 | // R600Defines.h, R600InstrInfo::buildDefaultInstruction(), |
| 272 | // and R600InstrInfo::getOperandIdx(). |
| 273 | class R600_1OP <bits<11> inst, string opName, list<dag> pattern, |
| 274 | InstrItinClass itin = AnyALU> : |
| 275 | InstR600 <0, |
| 276 | (outs R600_Reg32:$dst), |
| 277 | (ins WRITE:$write, OMOD:$omod, REL:$dst_rel, CLAMP:$clamp, |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 278 | R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 279 | LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal), |
| 280 | !strconcat(opName, |
| 281 | "$clamp $dst$write$dst_rel$omod, " |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 282 | "$src0_neg$src0_abs$src0$src0_sel$src0_abs$src0_rel, " |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 283 | "$literal $pred_sel$last"), |
| 284 | pattern, |
| 285 | itin>, |
| 286 | R600ALU_Word0, |
| 287 | R600ALU_Word1_OP2 <inst> { |
| 288 | |
| 289 | let src1 = 0; |
| 290 | let src1_rel = 0; |
| 291 | let src1_neg = 0; |
| 292 | let src1_abs = 0; |
| 293 | let update_exec_mask = 0; |
| 294 | let update_pred = 0; |
| 295 | let HasNativeOperands = 1; |
| 296 | let Op1 = 1; |
| 297 | let DisableEncoding = "$literal"; |
| 298 | |
| 299 | let Inst{31-0} = Word0; |
| 300 | let Inst{63-32} = Word1; |
| 301 | } |
| 302 | |
| 303 | class R600_1OP_Helper <bits<11> inst, string opName, SDPatternOperator node, |
| 304 | InstrItinClass itin = AnyALU> : |
| 305 | R600_1OP <inst, opName, |
| 306 | [(set R600_Reg32:$dst, (node R600_Reg32:$src0))] |
| 307 | >; |
| 308 | |
| 309 | // If you add our change the operands for R600_2OP instructions, you must |
| 310 | // also update the R600Op2OperandIndex::ROI enum in R600Defines.h, |
| 311 | // R600InstrInfo::buildDefaultInstruction(), and R600InstrInfo::getOperandIdx(). |
| 312 | class R600_2OP <bits<11> inst, string opName, list<dag> pattern, |
| 313 | InstrItinClass itin = AnyALU> : |
| 314 | InstR600 <inst, |
| 315 | (outs R600_Reg32:$dst), |
| 316 | (ins UEM:$update_exec_mask, UP:$update_pred, WRITE:$write, |
| 317 | OMOD:$omod, REL:$dst_rel, CLAMP:$clamp, |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 318 | R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, ABS:$src0_abs, SEL:$src0_sel, |
| 319 | R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, ABS:$src1_abs, SEL:$src1_sel, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 320 | LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal), |
| 321 | !strconcat(opName, |
| 322 | "$clamp $update_exec_mask$update_pred$dst$write$dst_rel$omod, " |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 323 | "$src0_neg$src0_abs$src0$src0_sel$src0_abs$src0_rel, " |
| 324 | "$src1_neg$src1_abs$src1$src1_sel$src1_abs$src1_rel, " |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 325 | "$literal $pred_sel$last"), |
| 326 | pattern, |
| 327 | itin>, |
| 328 | R600ALU_Word0, |
| 329 | R600ALU_Word1_OP2 <inst> { |
| 330 | |
| 331 | let HasNativeOperands = 1; |
| 332 | let Op2 = 1; |
| 333 | let DisableEncoding = "$literal"; |
| 334 | |
| 335 | let Inst{31-0} = Word0; |
| 336 | let Inst{63-32} = Word1; |
| 337 | } |
| 338 | |
| 339 | class R600_2OP_Helper <bits<11> inst, string opName, SDPatternOperator node, |
| 340 | InstrItinClass itim = AnyALU> : |
| 341 | R600_2OP <inst, opName, |
| 342 | [(set R600_Reg32:$dst, (node R600_Reg32:$src0, |
| 343 | R600_Reg32:$src1))] |
| 344 | >; |
| 345 | |
| 346 | // If you add our change the operands for R600_3OP instructions, you must |
| 347 | // also update the R600Op3OperandIndex::ROI enum in R600Defines.h, |
| 348 | // R600InstrInfo::buildDefaultInstruction(), and |
| 349 | // R600InstrInfo::getOperandIdx(). |
| 350 | class R600_3OP <bits<5> inst, string opName, list<dag> pattern, |
| 351 | InstrItinClass itin = AnyALU> : |
| 352 | InstR600 <0, |
| 353 | (outs R600_Reg32:$dst), |
| 354 | (ins REL:$dst_rel, CLAMP:$clamp, |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 355 | R600_Reg32:$src0, NEG:$src0_neg, REL:$src0_rel, SEL:$src0_sel, |
| 356 | R600_Reg32:$src1, NEG:$src1_neg, REL:$src1_rel, SEL:$src1_sel, |
| 357 | R600_Reg32:$src2, NEG:$src2_neg, REL:$src2_rel, SEL:$src2_sel, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 358 | LAST:$last, R600_Pred:$pred_sel, LITERAL:$literal), |
| 359 | !strconcat(opName, "$clamp $dst$dst_rel, " |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 360 | "$src0_neg$src0$src0_sel$src0_rel, " |
| 361 | "$src1_neg$src1$src1_sel$src1_rel, " |
| 362 | "$src2_neg$src2$src2_sel$src2_rel, " |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 363 | "$literal $pred_sel$last"), |
| 364 | pattern, |
| 365 | itin>, |
| 366 | R600ALU_Word0, |
| 367 | R600ALU_Word1_OP3<inst>{ |
| 368 | |
| 369 | let HasNativeOperands = 1; |
| 370 | let DisableEncoding = "$literal"; |
| 371 | let Op3 = 1; |
| 372 | |
| 373 | let Inst{31-0} = Word0; |
| 374 | let Inst{63-32} = Word1; |
| 375 | } |
| 376 | |
| 377 | class R600_REDUCTION <bits<11> inst, dag ins, string asm, list<dag> pattern, |
| 378 | InstrItinClass itin = VecALU> : |
| 379 | InstR600 <inst, |
| 380 | (outs R600_Reg32:$dst), |
| 381 | ins, |
| 382 | asm, |
| 383 | pattern, |
| 384 | itin>; |
| 385 | |
| 386 | class R600_TEX <bits<11> inst, string opName, list<dag> pattern, |
| 387 | InstrItinClass itin = AnyALU> : |
| 388 | InstR600 <inst, |
| 389 | (outs R600_Reg128:$dst), |
| 390 | (ins R600_Reg128:$src0, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget), |
| 391 | !strconcat(opName, "$dst, $src0, $resourceId, $samplerId, $textureTarget"), |
| 392 | pattern, |
| 393 | itin>{ |
| 394 | let Inst {10-0} = inst; |
| 395 | } |
| 396 | |
| 397 | } // End mayLoad = 1, mayStore = 0, hasSideEffects = 0 |
| 398 | |
| 399 | def TEX_SHADOW : PatLeaf< |
| 400 | (imm), |
| 401 | [{uint32_t TType = (uint32_t)N->getZExtValue(); |
Tom Stellard | 64dca86 | 2013-02-07 17:02:14 +0000 | [diff] [blame^] | 402 | return (TType >= 6 && TType <= 8) || TType == 13; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 403 | }] |
| 404 | >; |
| 405 | |
Tom Stellard | 97ff618 | 2013-01-21 15:40:48 +0000 | [diff] [blame] | 406 | def TEX_RECT : PatLeaf< |
| 407 | (imm), |
| 408 | [{uint32_t TType = (uint32_t)N->getZExtValue(); |
| 409 | return TType == 5; |
| 410 | }] |
| 411 | >; |
| 412 | |
Tom Stellard | 64dca86 | 2013-02-07 17:02:14 +0000 | [diff] [blame^] | 413 | def TEX_ARRAY : PatLeaf< |
| 414 | (imm), |
| 415 | [{uint32_t TType = (uint32_t)N->getZExtValue(); |
| 416 | return TType == 9 || TType == 10 || TType == 15 || TType == 16; |
| 417 | }] |
| 418 | >; |
| 419 | |
| 420 | def TEX_SHADOW_ARRAY : PatLeaf< |
| 421 | (imm), |
| 422 | [{uint32_t TType = (uint32_t)N->getZExtValue(); |
| 423 | return TType == 11 || TType == 12 || TType == 17; |
| 424 | }] |
| 425 | >; |
| 426 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 427 | class EG_CF_RAT <bits <8> cf_inst, bits <6> rat_inst, bits<4> rat_id, dag outs, |
| 428 | dag ins, string asm, list<dag> pattern> : |
| 429 | InstR600ISA <outs, ins, asm, pattern> { |
| 430 | bits<7> RW_GPR; |
| 431 | bits<7> INDEX_GPR; |
| 432 | |
| 433 | bits<2> RIM; |
| 434 | bits<2> TYPE; |
| 435 | bits<1> RW_REL; |
| 436 | bits<2> ELEM_SIZE; |
| 437 | |
| 438 | bits<12> ARRAY_SIZE; |
| 439 | bits<4> COMP_MASK; |
| 440 | bits<4> BURST_COUNT; |
| 441 | bits<1> VPM; |
| 442 | bits<1> eop; |
| 443 | bits<1> MARK; |
| 444 | bits<1> BARRIER; |
| 445 | |
| 446 | // CF_ALLOC_EXPORT_WORD0_RAT |
| 447 | let Inst{3-0} = rat_id; |
| 448 | let Inst{9-4} = rat_inst; |
| 449 | let Inst{10} = 0; // Reserved |
| 450 | let Inst{12-11} = RIM; |
| 451 | let Inst{14-13} = TYPE; |
| 452 | let Inst{21-15} = RW_GPR; |
| 453 | let Inst{22} = RW_REL; |
| 454 | let Inst{29-23} = INDEX_GPR; |
| 455 | let Inst{31-30} = ELEM_SIZE; |
| 456 | |
| 457 | // CF_ALLOC_EXPORT_WORD1_BUF |
| 458 | let Inst{43-32} = ARRAY_SIZE; |
| 459 | let Inst{47-44} = COMP_MASK; |
| 460 | let Inst{51-48} = BURST_COUNT; |
| 461 | let Inst{52} = VPM; |
| 462 | let Inst{53} = eop; |
| 463 | let Inst{61-54} = cf_inst; |
| 464 | let Inst{62} = MARK; |
| 465 | let Inst{63} = BARRIER; |
| 466 | } |
| 467 | |
| 468 | class LoadParamFrag <PatFrag load_type> : PatFrag < |
| 469 | (ops node:$ptr), (load_type node:$ptr), |
| 470 | [{ return isParamLoad(dyn_cast<LoadSDNode>(N)); }] |
| 471 | >; |
| 472 | |
| 473 | def load_param : LoadParamFrag<load>; |
| 474 | def load_param_zexti8 : LoadParamFrag<zextloadi8>; |
| 475 | def load_param_zexti16 : LoadParamFrag<zextloadi16>; |
| 476 | |
| 477 | def isR600 : Predicate<"Subtarget.device()" |
| 478 | "->getGeneration() == AMDGPUDeviceInfo::HD4XXX">; |
| 479 | def isR700 : Predicate<"Subtarget.device()" |
| 480 | "->getGeneration() == AMDGPUDeviceInfo::HD4XXX &&" |
| 481 | "Subtarget.device()->getDeviceFlag()" |
| 482 | ">= OCL_DEVICE_RV710">; |
| 483 | def isEG : Predicate< |
| 484 | "Subtarget.device()->getGeneration() >= AMDGPUDeviceInfo::HD5XXX && " |
| 485 | "Subtarget.device()->getGeneration() < AMDGPUDeviceInfo::HD7XXX && " |
| 486 | "Subtarget.device()->getDeviceFlag() != OCL_DEVICE_CAYMAN">; |
| 487 | |
| 488 | def isCayman : Predicate<"Subtarget.device()" |
| 489 | "->getDeviceFlag() == OCL_DEVICE_CAYMAN">; |
| 490 | def isEGorCayman : Predicate<"Subtarget.device()" |
| 491 | "->getGeneration() == AMDGPUDeviceInfo::HD5XXX" |
| 492 | "|| Subtarget.device()->getGeneration() ==" |
| 493 | "AMDGPUDeviceInfo::HD6XXX">; |
| 494 | |
| 495 | def isR600toCayman : Predicate< |
| 496 | "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">; |
| 497 | |
| 498 | //===----------------------------------------------------------------------===// |
Tom Stellard | c7e1888 | 2013-01-23 02:09:03 +0000 | [diff] [blame] | 499 | // R600 SDNodes |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 500 | //===----------------------------------------------------------------------===// |
| 501 | |
Tom Stellard | 29b15a3 | 2013-02-05 17:09:14 +0000 | [diff] [blame] | 502 | def INTERP_PAIR_XY : AMDGPUShaderInst < |
| 503 | (outs R600_TReg32_X:$dst0, R600_TReg32_Y:$dst1), |
| 504 | (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2), |
| 505 | "INTERP_PAIR_XY $src0 $src1 $src2 : $dst0 dst1", |
| 506 | []>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 507 | |
Tom Stellard | 29b15a3 | 2013-02-05 17:09:14 +0000 | [diff] [blame] | 508 | def INTERP_PAIR_ZW : AMDGPUShaderInst < |
| 509 | (outs R600_TReg32_Z:$dst0, R600_TReg32_W:$dst1), |
| 510 | (ins i32imm:$src0, R600_Reg32:$src1, R600_Reg32:$src2), |
| 511 | "INTERP_PAIR_ZW $src0 $src1 $src2 : $dst0 dst1", |
| 512 | []>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 513 | |
Tom Stellard | c7e1888 | 2013-01-23 02:09:03 +0000 | [diff] [blame] | 514 | def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS", |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 515 | SDTypeProfile<1, 1, [SDTCisInt<0>, SDTCisPtrTy<1>]>, |
Tom Stellard | c7e1888 | 2013-01-23 02:09:03 +0000 | [diff] [blame] | 516 | [SDNPMayLoad] |
| 517 | >; |
| 518 | |
| 519 | //===----------------------------------------------------------------------===// |
| 520 | // Interpolation Instructions |
| 521 | //===----------------------------------------------------------------------===// |
| 522 | |
Tom Stellard | 29b15a3 | 2013-02-05 17:09:14 +0000 | [diff] [blame] | 523 | def INTERP_VEC_LOAD : AMDGPUShaderInst < |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 524 | (outs R600_Reg128:$dst), |
Tom Stellard | 29b15a3 | 2013-02-05 17:09:14 +0000 | [diff] [blame] | 525 | (ins i32imm:$src0), |
| 526 | "INTERP_LOAD $src0 : $dst", |
| 527 | []>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 528 | |
| 529 | def INTERP_XY : R600_2OP <0xD6, "INTERP_XY", []> { |
| 530 | let bank_swizzle = 5; |
| 531 | } |
| 532 | |
| 533 | def INTERP_ZW : R600_2OP <0xD7, "INTERP_ZW", []> { |
| 534 | let bank_swizzle = 5; |
| 535 | } |
| 536 | |
| 537 | def INTERP_LOAD_P0 : R600_1OP <0xE0, "INTERP_LOAD_P0", []>; |
| 538 | |
| 539 | //===----------------------------------------------------------------------===// |
| 540 | // Export Instructions |
| 541 | //===----------------------------------------------------------------------===// |
| 542 | |
| 543 | def ExportType : SDTypeProfile<0, 5, [SDTCisFP<0>, SDTCisInt<1>]>; |
| 544 | |
| 545 | def EXPORT: SDNode<"AMDGPUISD::EXPORT", ExportType, |
| 546 | [SDNPHasChain, SDNPSideEffect]>; |
| 547 | |
| 548 | class ExportWord0 { |
| 549 | field bits<32> Word0; |
| 550 | |
| 551 | bits<13> arraybase; |
| 552 | bits<2> type; |
| 553 | bits<7> gpr; |
| 554 | bits<2> elem_size; |
| 555 | |
| 556 | let Word0{12-0} = arraybase; |
| 557 | let Word0{14-13} = type; |
| 558 | let Word0{21-15} = gpr; |
| 559 | let Word0{22} = 0; // RW_REL |
| 560 | let Word0{29-23} = 0; // INDEX_GPR |
| 561 | let Word0{31-30} = elem_size; |
| 562 | } |
| 563 | |
| 564 | class ExportSwzWord1 { |
| 565 | field bits<32> Word1; |
| 566 | |
| 567 | bits<3> sw_x; |
| 568 | bits<3> sw_y; |
| 569 | bits<3> sw_z; |
| 570 | bits<3> sw_w; |
| 571 | bits<1> eop; |
| 572 | bits<8> inst; |
| 573 | |
| 574 | let Word1{2-0} = sw_x; |
| 575 | let Word1{5-3} = sw_y; |
| 576 | let Word1{8-6} = sw_z; |
| 577 | let Word1{11-9} = sw_w; |
| 578 | } |
| 579 | |
| 580 | class ExportBufWord1 { |
| 581 | field bits<32> Word1; |
| 582 | |
| 583 | bits<12> arraySize; |
| 584 | bits<4> compMask; |
| 585 | bits<1> eop; |
| 586 | bits<8> inst; |
| 587 | |
| 588 | let Word1{11-0} = arraySize; |
| 589 | let Word1{15-12} = compMask; |
| 590 | } |
| 591 | |
| 592 | multiclass ExportPattern<Instruction ExportInst, bits<8> cf_inst> { |
| 593 | def : Pat<(int_R600_store_pixel_depth R600_Reg32:$reg), |
| 594 | (ExportInst |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 595 | (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0), |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 596 | 0, 61, 0, 7, 7, 7, cf_inst, 0) |
| 597 | >; |
| 598 | |
| 599 | def : Pat<(int_R600_store_pixel_stencil R600_Reg32:$reg), |
| 600 | (ExportInst |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 601 | (INSERT_SUBREG (v4f32 (IMPLICIT_DEF)), R600_Reg32:$reg, sub0), |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 602 | 0, 61, 7, 0, 7, 7, cf_inst, 0) |
| 603 | >; |
| 604 | |
Tom Stellard | 44ddc36 | 2013-01-31 22:11:46 +0000 | [diff] [blame] | 605 | def : Pat<(int_R600_store_dummy (i32 imm:$type)), |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 606 | (ExportInst |
Tom Stellard | 44ddc36 | 2013-01-31 22:11:46 +0000 | [diff] [blame] | 607 | (v4f32 (IMPLICIT_DEF)), imm:$type, 0, 7, 7, 7, 7, cf_inst, 0) |
| 608 | >; |
| 609 | |
| 610 | def : Pat<(int_R600_store_dummy 1), |
| 611 | (ExportInst |
| 612 | (v4f32 (IMPLICIT_DEF)), 1, 60, 7, 7, 7, 7, cf_inst, 0) |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 613 | >; |
| 614 | |
| 615 | def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 0), |
| 616 | (i32 imm:$type), (i32 imm:$arraybase), (i32 imm)), |
| 617 | (ExportInst R600_Reg128:$src, imm:$type, imm:$arraybase, |
| 618 | 0, 1, 2, 3, cf_inst, 0) |
| 619 | >; |
Tom Stellard | 254a83e | 2013-01-23 21:39:49 +0000 | [diff] [blame] | 620 | def : Pat<(EXPORT (v4f32 R600_Reg128:$src), (i32 1), |
| 621 | (i32 imm:$type), (i32 imm:$arraybase), (i32 imm)), |
| 622 | (ExportInst R600_Reg128:$src, imm:$type, imm:$arraybase, |
| 623 | 0, 1, 2, 3, cf_inst, 0) |
| 624 | >; |
| 625 | |
| 626 | def : Pat<(int_R600_store_swizzle (v4f32 R600_Reg128:$src), imm:$arraybase, |
| 627 | imm:$type), |
| 628 | (ExportInst R600_Reg128:$src, imm:$type, imm:$arraybase, |
| 629 | 0, 1, 2, 3, cf_inst, 0) |
| 630 | >; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 631 | } |
| 632 | |
| 633 | multiclass SteamOutputExportPattern<Instruction ExportInst, |
| 634 | bits<8> buf0inst, bits<8> buf1inst, bits<8> buf2inst, bits<8> buf3inst> { |
| 635 | // Stream0 |
Tom Stellard | 2a3e0d7 | 2013-01-23 21:39:47 +0000 | [diff] [blame] | 636 | def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src), |
| 637 | (i32 imm:$arraybase), (i32 0), (i32 imm:$mask)), |
| 638 | (ExportInst R600_Reg128:$src, 0, imm:$arraybase, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 639 | 4095, imm:$mask, buf0inst, 0)>; |
| 640 | // Stream1 |
Tom Stellard | 2a3e0d7 | 2013-01-23 21:39:47 +0000 | [diff] [blame] | 641 | def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src), |
| 642 | (i32 imm:$arraybase), (i32 1), (i32 imm:$mask)), |
| 643 | (ExportInst R600_Reg128:$src, 0, imm:$arraybase, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 644 | 4095, imm:$mask, buf1inst, 0)>; |
| 645 | // Stream2 |
Tom Stellard | 2a3e0d7 | 2013-01-23 21:39:47 +0000 | [diff] [blame] | 646 | def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src), |
| 647 | (i32 imm:$arraybase), (i32 2), (i32 imm:$mask)), |
| 648 | (ExportInst R600_Reg128:$src, 0, imm:$arraybase, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 649 | 4095, imm:$mask, buf2inst, 0)>; |
| 650 | // Stream3 |
Tom Stellard | 2a3e0d7 | 2013-01-23 21:39:47 +0000 | [diff] [blame] | 651 | def : Pat<(int_R600_store_stream_output (v4f32 R600_Reg128:$src), |
| 652 | (i32 imm:$arraybase), (i32 3), (i32 imm:$mask)), |
| 653 | (ExportInst R600_Reg128:$src, 0, imm:$arraybase, |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 654 | 4095, imm:$mask, buf3inst, 0)>; |
| 655 | } |
| 656 | |
| 657 | let isTerminator = 1, usesCustomInserter = 1 in { |
| 658 | |
| 659 | class ExportSwzInst : InstR600ISA<( |
| 660 | outs), |
| 661 | (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase, |
| 662 | i32imm:$sw_x, i32imm:$sw_y, i32imm:$sw_z, i32imm:$sw_w, i32imm:$inst, |
| 663 | i32imm:$eop), |
| 664 | !strconcat("EXPORT", " $gpr"), |
| 665 | []>, ExportWord0, ExportSwzWord1 { |
| 666 | let elem_size = 3; |
| 667 | let Inst{31-0} = Word0; |
| 668 | let Inst{63-32} = Word1; |
| 669 | } |
| 670 | |
| 671 | } // End isTerminator = 1, usesCustomInserter = 1 |
| 672 | |
| 673 | class ExportBufInst : InstR600ISA<( |
| 674 | outs), |
| 675 | (ins R600_Reg128:$gpr, i32imm:$type, i32imm:$arraybase, |
| 676 | i32imm:$arraySize, i32imm:$compMask, i32imm:$inst, i32imm:$eop), |
| 677 | !strconcat("EXPORT", " $gpr"), |
| 678 | []>, ExportWord0, ExportBufWord1 { |
| 679 | let elem_size = 0; |
| 680 | let Inst{31-0} = Word0; |
| 681 | let Inst{63-32} = Word1; |
| 682 | } |
| 683 | |
| 684 | let Predicates = [isR600toCayman] in { |
| 685 | |
| 686 | //===----------------------------------------------------------------------===// |
| 687 | // Common Instructions R600, R700, Evergreen, Cayman |
| 688 | //===----------------------------------------------------------------------===// |
| 689 | |
| 690 | def ADD : R600_2OP_Helper <0x0, "ADD", fadd>; |
| 691 | // Non-IEEE MUL: 0 * anything = 0 |
| 692 | def MUL : R600_2OP_Helper <0x1, "MUL NON-IEEE", int_AMDGPU_mul>; |
| 693 | def MUL_IEEE : R600_2OP_Helper <0x2, "MUL_IEEE", fmul>; |
| 694 | def MAX : R600_2OP_Helper <0x3, "MAX", AMDGPUfmax>; |
| 695 | def MIN : R600_2OP_Helper <0x4, "MIN", AMDGPUfmin>; |
| 696 | |
| 697 | // For the SET* instructions there is a naming conflict in TargetSelectionDAG.td, |
| 698 | // so some of the instruction names don't match the asm string. |
| 699 | // XXX: Use the defs in TargetSelectionDAG.td instead of intrinsics. |
| 700 | def SETE : R600_2OP < |
| 701 | 0x08, "SETE", |
| 702 | [(set R600_Reg32:$dst, |
| 703 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, |
| 704 | COND_EQ))] |
| 705 | >; |
| 706 | |
| 707 | def SGT : R600_2OP < |
| 708 | 0x09, "SETGT", |
| 709 | [(set R600_Reg32:$dst, |
| 710 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, |
| 711 | COND_GT))] |
| 712 | >; |
| 713 | |
| 714 | def SGE : R600_2OP < |
| 715 | 0xA, "SETGE", |
| 716 | [(set R600_Reg32:$dst, |
| 717 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, |
| 718 | COND_GE))] |
| 719 | >; |
| 720 | |
| 721 | def SNE : R600_2OP < |
| 722 | 0xB, "SETNE", |
| 723 | [(set R600_Reg32:$dst, |
| 724 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, |
| 725 | COND_NE))] |
| 726 | >; |
| 727 | |
Tom Stellard | 1234c9b | 2013-02-07 14:02:35 +0000 | [diff] [blame] | 728 | def SETE_DX10 : R600_2OP < |
| 729 | 0xC, "SETE_DX10", |
| 730 | [(set R600_Reg32:$dst, |
| 731 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0), |
| 732 | COND_EQ))] |
| 733 | >; |
| 734 | |
| 735 | def SETGT_DX10 : R600_2OP < |
| 736 | 0xD, "SETGT_DX10", |
| 737 | [(set R600_Reg32:$dst, |
| 738 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0), |
| 739 | COND_GT))] |
| 740 | >; |
| 741 | |
| 742 | def SETGE_DX10 : R600_2OP < |
| 743 | 0xE, "SETGE_DX10", |
| 744 | [(set R600_Reg32:$dst, |
| 745 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0), |
| 746 | COND_GE))] |
| 747 | >; |
| 748 | |
| 749 | def SETNE_DX10 : R600_2OP < |
| 750 | 0xF, "SETNE_DX10", |
| 751 | [(set R600_Reg32:$dst, |
| 752 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, (i32 -1), (i32 0), |
| 753 | COND_NE))] |
| 754 | >; |
| 755 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 756 | def FRACT : R600_1OP_Helper <0x10, "FRACT", AMDGPUfract>; |
| 757 | def TRUNC : R600_1OP_Helper <0x11, "TRUNC", int_AMDGPU_trunc>; |
| 758 | def CEIL : R600_1OP_Helper <0x12, "CEIL", fceil>; |
| 759 | def RNDNE : R600_1OP_Helper <0x13, "RNDNE", frint>; |
| 760 | def FLOOR : R600_1OP_Helper <0x14, "FLOOR", ffloor>; |
| 761 | |
| 762 | def MOV : R600_1OP <0x19, "MOV", []>; |
| 763 | |
| 764 | let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 in { |
| 765 | |
| 766 | class MOV_IMM <ValueType vt, Operand immType> : AMDGPUInst < |
| 767 | (outs R600_Reg32:$dst), |
| 768 | (ins immType:$imm), |
| 769 | "", |
| 770 | [] |
| 771 | >; |
| 772 | |
| 773 | } // end let isPseudo = 1, isCodeGenOnly = 1, usesCustomInserter = 1 |
| 774 | |
| 775 | def MOV_IMM_I32 : MOV_IMM<i32, i32imm>; |
| 776 | def : Pat < |
| 777 | (imm:$val), |
| 778 | (MOV_IMM_I32 imm:$val) |
| 779 | >; |
| 780 | |
| 781 | def MOV_IMM_F32 : MOV_IMM<f32, f32imm>; |
| 782 | def : Pat < |
| 783 | (fpimm:$val), |
| 784 | (MOV_IMM_F32 fpimm:$val) |
| 785 | >; |
| 786 | |
| 787 | def PRED_SETE : R600_2OP <0x20, "PRED_SETE", []>; |
| 788 | def PRED_SETGT : R600_2OP <0x21, "PRED_SETGT", []>; |
| 789 | def PRED_SETGE : R600_2OP <0x22, "PRED_SETGE", []>; |
| 790 | def PRED_SETNE : R600_2OP <0x23, "PRED_SETNE", []>; |
| 791 | |
| 792 | let hasSideEffects = 1 in { |
| 793 | |
| 794 | def KILLGT : R600_2OP <0x2D, "KILLGT", []>; |
| 795 | |
| 796 | } // end hasSideEffects |
| 797 | |
| 798 | def AND_INT : R600_2OP_Helper <0x30, "AND_INT", and>; |
| 799 | def OR_INT : R600_2OP_Helper <0x31, "OR_INT", or>; |
| 800 | def XOR_INT : R600_2OP_Helper <0x32, "XOR_INT", xor>; |
| 801 | def NOT_INT : R600_1OP_Helper <0x33, "NOT_INT", not>; |
| 802 | def ADD_INT : R600_2OP_Helper <0x34, "ADD_INT", add>; |
| 803 | def SUB_INT : R600_2OP_Helper <0x35, "SUB_INT", sub>; |
| 804 | def MAX_INT : R600_2OP_Helper <0x36, "MAX_INT", AMDGPUsmax>; |
| 805 | def MIN_INT : R600_2OP_Helper <0x37, "MIN_INT", AMDGPUsmin>; |
Tom Stellard | eef0d5a | 2012-12-21 20:12:01 +0000 | [diff] [blame] | 806 | def MAX_UINT : R600_2OP_Helper <0x38, "MAX_UINT", AMDGPUumax>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 807 | def MIN_UINT : R600_2OP_Helper <0x39, "MIN_UINT", AMDGPUumin>; |
| 808 | |
| 809 | def SETE_INT : R600_2OP < |
| 810 | 0x3A, "SETE_INT", |
| 811 | [(set (i32 R600_Reg32:$dst), |
| 812 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETEQ))] |
| 813 | >; |
| 814 | |
| 815 | def SETGT_INT : R600_2OP < |
Tom Stellard | b440961 | 2013-02-07 14:02:27 +0000 | [diff] [blame] | 816 | 0x3B, "SETGT_INT", |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 817 | [(set (i32 R600_Reg32:$dst), |
| 818 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETGT))] |
| 819 | >; |
| 820 | |
| 821 | def SETGE_INT : R600_2OP < |
| 822 | 0x3C, "SETGE_INT", |
| 823 | [(set (i32 R600_Reg32:$dst), |
| 824 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETGE))] |
| 825 | >; |
| 826 | |
| 827 | def SETNE_INT : R600_2OP < |
| 828 | 0x3D, "SETNE_INT", |
| 829 | [(set (i32 R600_Reg32:$dst), |
| 830 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETNE))] |
| 831 | >; |
| 832 | |
| 833 | def SETGT_UINT : R600_2OP < |
| 834 | 0x3E, "SETGT_UINT", |
| 835 | [(set (i32 R600_Reg32:$dst), |
| 836 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUGT))] |
| 837 | >; |
| 838 | |
| 839 | def SETGE_UINT : R600_2OP < |
| 840 | 0x3F, "SETGE_UINT", |
| 841 | [(set (i32 R600_Reg32:$dst), |
| 842 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUGE))] |
| 843 | >; |
| 844 | |
| 845 | def PRED_SETE_INT : R600_2OP <0x42, "PRED_SETE_INT", []>; |
| 846 | def PRED_SETGT_INT : R600_2OP <0x43, "PRED_SETGE_INT", []>; |
| 847 | def PRED_SETGE_INT : R600_2OP <0x44, "PRED_SETGE_INT", []>; |
| 848 | def PRED_SETNE_INT : R600_2OP <0x45, "PRED_SETNE_INT", []>; |
| 849 | |
| 850 | def CNDE_INT : R600_3OP < |
| 851 | 0x1C, "CNDE_INT", |
| 852 | [(set (i32 R600_Reg32:$dst), |
| 853 | (selectcc (i32 R600_Reg32:$src0), 0, |
| 854 | (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2), |
| 855 | COND_EQ))] |
| 856 | >; |
| 857 | |
| 858 | def CNDGE_INT : R600_3OP < |
| 859 | 0x1E, "CNDGE_INT", |
| 860 | [(set (i32 R600_Reg32:$dst), |
| 861 | (selectcc (i32 R600_Reg32:$src0), 0, |
| 862 | (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2), |
| 863 | COND_GE))] |
| 864 | >; |
| 865 | |
| 866 | def CNDGT_INT : R600_3OP < |
| 867 | 0x1D, "CNDGT_INT", |
| 868 | [(set (i32 R600_Reg32:$dst), |
| 869 | (selectcc (i32 R600_Reg32:$src0), 0, |
| 870 | (i32 R600_Reg32:$src1), (i32 R600_Reg32:$src2), |
| 871 | COND_GT))] |
| 872 | >; |
| 873 | |
| 874 | //===----------------------------------------------------------------------===// |
| 875 | // Texture instructions |
| 876 | //===----------------------------------------------------------------------===// |
| 877 | |
| 878 | def TEX_LD : R600_TEX < |
| 879 | 0x03, "TEX_LD", |
| 880 | [(set R600_Reg128:$dst, (int_AMDGPU_txf R600_Reg128:$src0, imm:$src1, imm:$src2, imm:$src3, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 881 | > { |
| 882 | let AsmString = "TEX_LD $dst, $src0, $src1, $src2, $src3, $resourceId, $samplerId, $textureTarget"; |
| 883 | let InOperandList = (ins R600_Reg128:$src0, i32imm:$src1, i32imm:$src2, i32imm:$src3, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget); |
| 884 | } |
| 885 | |
| 886 | def TEX_GET_TEXTURE_RESINFO : R600_TEX < |
| 887 | 0x04, "TEX_GET_TEXTURE_RESINFO", |
| 888 | [(set R600_Reg128:$dst, (int_AMDGPU_txq R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 889 | >; |
| 890 | |
| 891 | def TEX_GET_GRADIENTS_H : R600_TEX < |
| 892 | 0x07, "TEX_GET_GRADIENTS_H", |
| 893 | [(set R600_Reg128:$dst, (int_AMDGPU_ddx R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 894 | >; |
| 895 | |
| 896 | def TEX_GET_GRADIENTS_V : R600_TEX < |
| 897 | 0x08, "TEX_GET_GRADIENTS_V", |
| 898 | [(set R600_Reg128:$dst, (int_AMDGPU_ddy R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 899 | >; |
| 900 | |
| 901 | def TEX_SET_GRADIENTS_H : R600_TEX < |
| 902 | 0x0B, "TEX_SET_GRADIENTS_H", |
| 903 | [] |
| 904 | >; |
| 905 | |
| 906 | def TEX_SET_GRADIENTS_V : R600_TEX < |
| 907 | 0x0C, "TEX_SET_GRADIENTS_V", |
| 908 | [] |
| 909 | >; |
| 910 | |
| 911 | def TEX_SAMPLE : R600_TEX < |
| 912 | 0x10, "TEX_SAMPLE", |
| 913 | [(set R600_Reg128:$dst, (int_AMDGPU_tex R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 914 | >; |
| 915 | |
| 916 | def TEX_SAMPLE_C : R600_TEX < |
| 917 | 0x18, "TEX_SAMPLE_C", |
| 918 | [(set R600_Reg128:$dst, (int_AMDGPU_tex R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))] |
| 919 | >; |
| 920 | |
| 921 | def TEX_SAMPLE_L : R600_TEX < |
| 922 | 0x11, "TEX_SAMPLE_L", |
| 923 | [(set R600_Reg128:$dst, (int_AMDGPU_txl R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 924 | >; |
| 925 | |
| 926 | def TEX_SAMPLE_C_L : R600_TEX < |
| 927 | 0x19, "TEX_SAMPLE_C_L", |
| 928 | [(set R600_Reg128:$dst, (int_AMDGPU_txl R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))] |
| 929 | >; |
| 930 | |
| 931 | def TEX_SAMPLE_LB : R600_TEX < |
| 932 | 0x12, "TEX_SAMPLE_LB", |
| 933 | [(set R600_Reg128:$dst, (int_AMDGPU_txb R600_Reg128:$src0,imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 934 | >; |
| 935 | |
| 936 | def TEX_SAMPLE_C_LB : R600_TEX < |
| 937 | 0x1A, "TEX_SAMPLE_C_LB", |
| 938 | [(set R600_Reg128:$dst, (int_AMDGPU_txb R600_Reg128:$src0, imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))] |
| 939 | >; |
| 940 | |
| 941 | def TEX_SAMPLE_G : R600_TEX < |
| 942 | 0x14, "TEX_SAMPLE_G", |
| 943 | [] |
| 944 | >; |
| 945 | |
| 946 | def TEX_SAMPLE_C_G : R600_TEX < |
| 947 | 0x1C, "TEX_SAMPLE_C_G", |
| 948 | [] |
| 949 | >; |
| 950 | |
| 951 | //===----------------------------------------------------------------------===// |
| 952 | // Helper classes for common instructions |
| 953 | //===----------------------------------------------------------------------===// |
| 954 | |
| 955 | class MUL_LIT_Common <bits<5> inst> : R600_3OP < |
| 956 | inst, "MUL_LIT", |
| 957 | [] |
| 958 | >; |
| 959 | |
| 960 | class MULADD_Common <bits<5> inst> : R600_3OP < |
| 961 | inst, "MULADD", |
| 962 | [(set (f32 R600_Reg32:$dst), |
| 963 | (IL_mad R600_Reg32:$src0, R600_Reg32:$src1, R600_Reg32:$src2))] |
| 964 | >; |
| 965 | |
| 966 | class CNDE_Common <bits<5> inst> : R600_3OP < |
| 967 | inst, "CNDE", |
| 968 | [(set R600_Reg32:$dst, |
| 969 | (selectcc (f32 R600_Reg32:$src0), FP_ZERO, |
| 970 | (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2), |
| 971 | COND_EQ))] |
| 972 | >; |
| 973 | |
| 974 | class CNDGT_Common <bits<5> inst> : R600_3OP < |
| 975 | inst, "CNDGT", |
| 976 | [(set R600_Reg32:$dst, |
| 977 | (selectcc (f32 R600_Reg32:$src0), FP_ZERO, |
| 978 | (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2), |
| 979 | COND_GT))] |
| 980 | >; |
| 981 | |
| 982 | class CNDGE_Common <bits<5> inst> : R600_3OP < |
| 983 | inst, "CNDGE", |
| 984 | [(set R600_Reg32:$dst, |
| 985 | (selectcc (f32 R600_Reg32:$src0), FP_ZERO, |
| 986 | (f32 R600_Reg32:$src1), (f32 R600_Reg32:$src2), |
| 987 | COND_GE))] |
| 988 | >; |
| 989 | |
| 990 | multiclass DOT4_Common <bits<11> inst> { |
| 991 | |
| 992 | def _pseudo : R600_REDUCTION <inst, |
| 993 | (ins R600_Reg128:$src0, R600_Reg128:$src1), |
| 994 | "DOT4 $dst $src0, $src1", |
| 995 | [(set R600_Reg32:$dst, (int_AMDGPU_dp4 R600_Reg128:$src0, R600_Reg128:$src1))] |
| 996 | >; |
| 997 | |
| 998 | def _real : R600_2OP <inst, "DOT4", []>; |
| 999 | } |
| 1000 | |
| 1001 | let mayLoad = 0, mayStore = 0, hasSideEffects = 0 in { |
| 1002 | multiclass CUBE_Common <bits<11> inst> { |
| 1003 | |
| 1004 | def _pseudo : InstR600 < |
| 1005 | inst, |
| 1006 | (outs R600_Reg128:$dst), |
| 1007 | (ins R600_Reg128:$src), |
| 1008 | "CUBE $dst $src", |
| 1009 | [(set R600_Reg128:$dst, (int_AMDGPU_cube R600_Reg128:$src))], |
| 1010 | VecALU |
| 1011 | > { |
| 1012 | let isPseudo = 1; |
| 1013 | } |
| 1014 | |
| 1015 | def _real : R600_2OP <inst, "CUBE", []>; |
| 1016 | } |
| 1017 | } // End mayLoad = 0, mayStore = 0, hasSideEffects = 0 |
| 1018 | |
| 1019 | class EXP_IEEE_Common <bits<11> inst> : R600_1OP_Helper < |
| 1020 | inst, "EXP_IEEE", fexp2 |
| 1021 | >; |
| 1022 | |
| 1023 | class FLT_TO_INT_Common <bits<11> inst> : R600_1OP_Helper < |
| 1024 | inst, "FLT_TO_INT", fp_to_sint |
| 1025 | >; |
| 1026 | |
| 1027 | class INT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper < |
| 1028 | inst, "INT_TO_FLT", sint_to_fp |
| 1029 | >; |
| 1030 | |
| 1031 | class FLT_TO_UINT_Common <bits<11> inst> : R600_1OP_Helper < |
| 1032 | inst, "FLT_TO_UINT", fp_to_uint |
| 1033 | >; |
| 1034 | |
| 1035 | class UINT_TO_FLT_Common <bits<11> inst> : R600_1OP_Helper < |
| 1036 | inst, "UINT_TO_FLT", uint_to_fp |
| 1037 | >; |
| 1038 | |
| 1039 | class LOG_CLAMPED_Common <bits<11> inst> : R600_1OP < |
| 1040 | inst, "LOG_CLAMPED", [] |
| 1041 | >; |
| 1042 | |
| 1043 | class LOG_IEEE_Common <bits<11> inst> : R600_1OP_Helper < |
| 1044 | inst, "LOG_IEEE", flog2 |
| 1045 | >; |
| 1046 | |
| 1047 | class LSHL_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHL", shl>; |
| 1048 | class LSHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "LSHR", srl>; |
| 1049 | class ASHR_Common <bits<11> inst> : R600_2OP_Helper <inst, "ASHR", sra>; |
| 1050 | class MULHI_INT_Common <bits<11> inst> : R600_2OP_Helper < |
| 1051 | inst, "MULHI_INT", mulhs |
| 1052 | >; |
| 1053 | class MULHI_UINT_Common <bits<11> inst> : R600_2OP_Helper < |
| 1054 | inst, "MULHI", mulhu |
| 1055 | >; |
| 1056 | class MULLO_INT_Common <bits<11> inst> : R600_2OP_Helper < |
| 1057 | inst, "MULLO_INT", mul |
| 1058 | >; |
| 1059 | class MULLO_UINT_Common <bits<11> inst> : R600_2OP <inst, "MULLO_UINT", []>; |
| 1060 | |
| 1061 | class RECIP_CLAMPED_Common <bits<11> inst> : R600_1OP < |
| 1062 | inst, "RECIP_CLAMPED", [] |
| 1063 | >; |
| 1064 | |
| 1065 | class RECIP_IEEE_Common <bits<11> inst> : R600_1OP < |
| 1066 | inst, "RECIP_IEEE", [(set R600_Reg32:$dst, (fdiv FP_ONE, R600_Reg32:$src0))] |
| 1067 | >; |
| 1068 | |
| 1069 | class RECIP_UINT_Common <bits<11> inst> : R600_1OP_Helper < |
| 1070 | inst, "RECIP_UINT", AMDGPUurecip |
| 1071 | >; |
| 1072 | |
| 1073 | class RECIPSQRT_CLAMPED_Common <bits<11> inst> : R600_1OP_Helper < |
| 1074 | inst, "RECIPSQRT_CLAMPED", int_AMDGPU_rsq |
| 1075 | >; |
| 1076 | |
| 1077 | class RECIPSQRT_IEEE_Common <bits<11> inst> : R600_1OP < |
| 1078 | inst, "RECIPSQRT_IEEE", [] |
| 1079 | >; |
| 1080 | |
| 1081 | class SIN_Common <bits<11> inst> : R600_1OP < |
| 1082 | inst, "SIN", []>{ |
| 1083 | let Trig = 1; |
| 1084 | } |
| 1085 | |
| 1086 | class COS_Common <bits<11> inst> : R600_1OP < |
| 1087 | inst, "COS", []> { |
| 1088 | let Trig = 1; |
| 1089 | } |
| 1090 | |
| 1091 | //===----------------------------------------------------------------------===// |
| 1092 | // Helper patterns for complex intrinsics |
| 1093 | //===----------------------------------------------------------------------===// |
| 1094 | |
| 1095 | multiclass DIV_Common <InstR600 recip_ieee> { |
| 1096 | def : Pat< |
| 1097 | (int_AMDGPU_div R600_Reg32:$src0, R600_Reg32:$src1), |
| 1098 | (MUL R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1)) |
| 1099 | >; |
| 1100 | |
| 1101 | def : Pat< |
| 1102 | (fdiv R600_Reg32:$src0, R600_Reg32:$src1), |
| 1103 | (MUL R600_Reg32:$src0, (recip_ieee R600_Reg32:$src1)) |
| 1104 | >; |
| 1105 | } |
| 1106 | |
| 1107 | class TGSI_LIT_Z_Common <InstR600 mul_lit, InstR600 log_clamped, InstR600 exp_ieee> : Pat < |
| 1108 | (int_TGSI_lit_z R600_Reg32:$src_x, R600_Reg32:$src_y, R600_Reg32:$src_w), |
| 1109 | (exp_ieee (mul_lit (log_clamped (MAX R600_Reg32:$src_y, (f32 ZERO))), R600_Reg32:$src_w, R600_Reg32:$src_x)) |
| 1110 | >; |
| 1111 | |
| 1112 | //===----------------------------------------------------------------------===// |
| 1113 | // R600 / R700 Instructions |
| 1114 | //===----------------------------------------------------------------------===// |
| 1115 | |
| 1116 | let Predicates = [isR600] in { |
| 1117 | |
| 1118 | def MUL_LIT_r600 : MUL_LIT_Common<0x0C>; |
| 1119 | def MULADD_r600 : MULADD_Common<0x10>; |
| 1120 | def CNDE_r600 : CNDE_Common<0x18>; |
| 1121 | def CNDGT_r600 : CNDGT_Common<0x19>; |
| 1122 | def CNDGE_r600 : CNDGE_Common<0x1A>; |
| 1123 | defm DOT4_r600 : DOT4_Common<0x50>; |
| 1124 | defm CUBE_r600 : CUBE_Common<0x52>; |
| 1125 | def EXP_IEEE_r600 : EXP_IEEE_Common<0x61>; |
| 1126 | def LOG_CLAMPED_r600 : LOG_CLAMPED_Common<0x62>; |
| 1127 | def LOG_IEEE_r600 : LOG_IEEE_Common<0x63>; |
| 1128 | def RECIP_CLAMPED_r600 : RECIP_CLAMPED_Common<0x64>; |
| 1129 | def RECIP_IEEE_r600 : RECIP_IEEE_Common<0x66>; |
| 1130 | def RECIPSQRT_CLAMPED_r600 : RECIPSQRT_CLAMPED_Common<0x67>; |
| 1131 | def RECIPSQRT_IEEE_r600 : RECIPSQRT_IEEE_Common<0x69>; |
| 1132 | def FLT_TO_INT_r600 : FLT_TO_INT_Common<0x6b>; |
| 1133 | def INT_TO_FLT_r600 : INT_TO_FLT_Common<0x6c>; |
| 1134 | def FLT_TO_UINT_r600 : FLT_TO_UINT_Common<0x79>; |
| 1135 | def UINT_TO_FLT_r600 : UINT_TO_FLT_Common<0x6d>; |
| 1136 | def SIN_r600 : SIN_Common<0x6E>; |
| 1137 | def COS_r600 : COS_Common<0x6F>; |
| 1138 | def ASHR_r600 : ASHR_Common<0x70>; |
| 1139 | def LSHR_r600 : LSHR_Common<0x71>; |
| 1140 | def LSHL_r600 : LSHL_Common<0x72>; |
| 1141 | def MULLO_INT_r600 : MULLO_INT_Common<0x73>; |
| 1142 | def MULHI_INT_r600 : MULHI_INT_Common<0x74>; |
| 1143 | def MULLO_UINT_r600 : MULLO_UINT_Common<0x75>; |
| 1144 | def MULHI_UINT_r600 : MULHI_UINT_Common<0x76>; |
| 1145 | def RECIP_UINT_r600 : RECIP_UINT_Common <0x78>; |
| 1146 | |
| 1147 | defm DIV_r600 : DIV_Common<RECIP_IEEE_r600>; |
| 1148 | def TGSI_LIT_Z_r600 : TGSI_LIT_Z_Common<MUL_LIT_r600, LOG_CLAMPED_r600, EXP_IEEE_r600>; |
| 1149 | |
| 1150 | def : Pat<(fsqrt R600_Reg32:$src), |
| 1151 | (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_r600 R600_Reg32:$src))>; |
| 1152 | |
| 1153 | def R600_ExportSwz : ExportSwzInst { |
| 1154 | let Word1{20-17} = 1; // BURST_COUNT |
| 1155 | let Word1{21} = eop; |
| 1156 | let Word1{22} = 1; // VALID_PIXEL_MODE |
| 1157 | let Word1{30-23} = inst; |
| 1158 | let Word1{31} = 1; // BARRIER |
| 1159 | } |
| 1160 | defm : ExportPattern<R600_ExportSwz, 39>; |
| 1161 | |
| 1162 | def R600_ExportBuf : ExportBufInst { |
| 1163 | let Word1{20-17} = 1; // BURST_COUNT |
| 1164 | let Word1{21} = eop; |
| 1165 | let Word1{22} = 1; // VALID_PIXEL_MODE |
| 1166 | let Word1{30-23} = inst; |
| 1167 | let Word1{31} = 1; // BARRIER |
| 1168 | } |
| 1169 | defm : SteamOutputExportPattern<R600_ExportBuf, 0x20, 0x21, 0x22, 0x23>; |
| 1170 | } |
| 1171 | |
| 1172 | // Helper pattern for normalizing inputs to triginomic instructions for R700+ |
| 1173 | // cards. |
| 1174 | class COS_PAT <InstR600 trig> : Pat< |
| 1175 | (fcos R600_Reg32:$src), |
| 1176 | (trig (MUL (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src)) |
| 1177 | >; |
| 1178 | |
| 1179 | class SIN_PAT <InstR600 trig> : Pat< |
| 1180 | (fsin R600_Reg32:$src), |
| 1181 | (trig (MUL (MOV_IMM_I32 CONST.TWO_PI_INV), R600_Reg32:$src)) |
| 1182 | >; |
| 1183 | |
| 1184 | //===----------------------------------------------------------------------===// |
| 1185 | // R700 Only instructions |
| 1186 | //===----------------------------------------------------------------------===// |
| 1187 | |
| 1188 | let Predicates = [isR700] in { |
| 1189 | def SIN_r700 : SIN_Common<0x6E>; |
| 1190 | def COS_r700 : COS_Common<0x6F>; |
| 1191 | |
| 1192 | // R700 normalizes inputs to SIN/COS the same as EG |
| 1193 | def : SIN_PAT <SIN_r700>; |
| 1194 | def : COS_PAT <COS_r700>; |
| 1195 | } |
| 1196 | |
| 1197 | //===----------------------------------------------------------------------===// |
| 1198 | // Evergreen Only instructions |
| 1199 | //===----------------------------------------------------------------------===// |
| 1200 | |
| 1201 | let Predicates = [isEG] in { |
| 1202 | |
| 1203 | def RECIP_IEEE_eg : RECIP_IEEE_Common<0x86>; |
| 1204 | defm DIV_eg : DIV_Common<RECIP_IEEE_eg>; |
| 1205 | |
| 1206 | def MULLO_INT_eg : MULLO_INT_Common<0x8F>; |
| 1207 | def MULHI_INT_eg : MULHI_INT_Common<0x90>; |
| 1208 | def MULLO_UINT_eg : MULLO_UINT_Common<0x91>; |
| 1209 | def MULHI_UINT_eg : MULHI_UINT_Common<0x92>; |
| 1210 | def RECIP_UINT_eg : RECIP_UINT_Common<0x94>; |
| 1211 | def RECIPSQRT_CLAMPED_eg : RECIPSQRT_CLAMPED_Common<0x87>; |
| 1212 | def EXP_IEEE_eg : EXP_IEEE_Common<0x81>; |
| 1213 | def LOG_IEEE_eg : LOG_IEEE_Common<0x83>; |
| 1214 | def RECIP_CLAMPED_eg : RECIP_CLAMPED_Common<0x84>; |
| 1215 | def RECIPSQRT_IEEE_eg : RECIPSQRT_IEEE_Common<0x89>; |
| 1216 | def SIN_eg : SIN_Common<0x8D>; |
| 1217 | def COS_eg : COS_Common<0x8E>; |
| 1218 | |
| 1219 | def : SIN_PAT <SIN_eg>; |
| 1220 | def : COS_PAT <COS_eg>; |
| 1221 | def : Pat<(fsqrt R600_Reg32:$src), |
| 1222 | (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_eg R600_Reg32:$src))>; |
| 1223 | } // End Predicates = [isEG] |
| 1224 | |
| 1225 | //===----------------------------------------------------------------------===// |
| 1226 | // Evergreen / Cayman Instructions |
| 1227 | //===----------------------------------------------------------------------===// |
| 1228 | |
| 1229 | let Predicates = [isEGorCayman] in { |
| 1230 | |
| 1231 | // BFE_UINT - bit_extract, an optimization for mask and shift |
| 1232 | // Src0 = Input |
| 1233 | // Src1 = Offset |
| 1234 | // Src2 = Width |
| 1235 | // |
| 1236 | // bit_extract = (Input << (32 - Offset - Width)) >> (32 - Width) |
| 1237 | // |
| 1238 | // Example Usage: |
| 1239 | // (Offset, Width) |
| 1240 | // |
| 1241 | // (0, 8) = (Input << 24) >> 24 = (Input & 0xff) >> 0 |
| 1242 | // (8, 8) = (Input << 16) >> 24 = (Input & 0xffff) >> 8 |
| 1243 | // (16,8) = (Input << 8) >> 24 = (Input & 0xffffff) >> 16 |
| 1244 | // (24,8) = (Input << 0) >> 24 = (Input & 0xffffffff) >> 24 |
| 1245 | def BFE_UINT_eg : R600_3OP <0x4, "BFE_UINT", |
| 1246 | [(set R600_Reg32:$dst, (int_AMDIL_bit_extract_u32 R600_Reg32:$src0, |
| 1247 | R600_Reg32:$src1, |
| 1248 | R600_Reg32:$src2))], |
| 1249 | VecALU |
| 1250 | >; |
| 1251 | |
| 1252 | def BIT_ALIGN_INT_eg : R600_3OP <0xC, "BIT_ALIGN_INT", |
| 1253 | [(set R600_Reg32:$dst, (AMDGPUbitalign R600_Reg32:$src0, R600_Reg32:$src1, |
| 1254 | R600_Reg32:$src2))], |
| 1255 | VecALU |
| 1256 | >; |
| 1257 | |
| 1258 | def MULADD_eg : MULADD_Common<0x14>; |
| 1259 | def ASHR_eg : ASHR_Common<0x15>; |
| 1260 | def LSHR_eg : LSHR_Common<0x16>; |
| 1261 | def LSHL_eg : LSHL_Common<0x17>; |
| 1262 | def CNDE_eg : CNDE_Common<0x19>; |
| 1263 | def CNDGT_eg : CNDGT_Common<0x1A>; |
| 1264 | def CNDGE_eg : CNDGE_Common<0x1B>; |
| 1265 | def MUL_LIT_eg : MUL_LIT_Common<0x1F>; |
| 1266 | def LOG_CLAMPED_eg : LOG_CLAMPED_Common<0x82>; |
| 1267 | defm DOT4_eg : DOT4_Common<0xBE>; |
| 1268 | defm CUBE_eg : CUBE_Common<0xC0>; |
| 1269 | |
Tom Stellard | c0b0c67 | 2013-02-06 17:32:29 +0000 | [diff] [blame] | 1270 | let hasSideEffects = 1 in { |
| 1271 | def MOVA_INT_eg : R600_1OP <0xCC, "MOVA_INT", []>; |
| 1272 | } |
| 1273 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1274 | def TGSI_LIT_Z_eg : TGSI_LIT_Z_Common<MUL_LIT_eg, LOG_CLAMPED_eg, EXP_IEEE_eg>; |
| 1275 | |
| 1276 | def FLT_TO_INT_eg : FLT_TO_INT_Common<0x50> { |
| 1277 | let Pattern = []; |
| 1278 | } |
| 1279 | |
| 1280 | def INT_TO_FLT_eg : INT_TO_FLT_Common<0x9B>; |
| 1281 | |
| 1282 | def FLT_TO_UINT_eg : FLT_TO_UINT_Common<0x9A> { |
| 1283 | let Pattern = []; |
| 1284 | } |
| 1285 | |
| 1286 | def UINT_TO_FLT_eg : UINT_TO_FLT_Common<0x9C>; |
| 1287 | |
| 1288 | // TRUNC is used for the FLT_TO_INT instructions to work around a |
| 1289 | // perceived problem where the rounding modes are applied differently |
| 1290 | // depending on the instruction and the slot they are in. |
| 1291 | // See: |
| 1292 | // https://bugs.freedesktop.org/show_bug.cgi?id=50232 |
| 1293 | // Mesa commit: a1a0974401c467cb86ef818f22df67c21774a38c |
| 1294 | // |
| 1295 | // XXX: Lowering SELECT_CC will sometimes generate fp_to_[su]int nodes, |
| 1296 | // which do not need to be truncated since the fp values are 0.0f or 1.0f. |
| 1297 | // We should look into handling these cases separately. |
| 1298 | def : Pat<(fp_to_sint R600_Reg32:$src0), |
| 1299 | (FLT_TO_INT_eg (TRUNC R600_Reg32:$src0))>; |
| 1300 | |
| 1301 | def : Pat<(fp_to_uint R600_Reg32:$src0), |
| 1302 | (FLT_TO_UINT_eg (TRUNC R600_Reg32:$src0))>; |
| 1303 | |
| 1304 | def EG_ExportSwz : ExportSwzInst { |
| 1305 | let Word1{19-16} = 1; // BURST_COUNT |
| 1306 | let Word1{20} = 1; // VALID_PIXEL_MODE |
| 1307 | let Word1{21} = eop; |
| 1308 | let Word1{29-22} = inst; |
| 1309 | let Word1{30} = 0; // MARK |
| 1310 | let Word1{31} = 1; // BARRIER |
| 1311 | } |
| 1312 | defm : ExportPattern<EG_ExportSwz, 83>; |
| 1313 | |
| 1314 | def EG_ExportBuf : ExportBufInst { |
| 1315 | let Word1{19-16} = 1; // BURST_COUNT |
| 1316 | let Word1{20} = 1; // VALID_PIXEL_MODE |
| 1317 | let Word1{21} = eop; |
| 1318 | let Word1{29-22} = inst; |
| 1319 | let Word1{30} = 0; // MARK |
| 1320 | let Word1{31} = 1; // BARRIER |
| 1321 | } |
| 1322 | defm : SteamOutputExportPattern<EG_ExportBuf, 0x40, 0x41, 0x42, 0x43>; |
| 1323 | |
| 1324 | //===----------------------------------------------------------------------===// |
| 1325 | // Memory read/write instructions |
| 1326 | //===----------------------------------------------------------------------===// |
| 1327 | let usesCustomInserter = 1 in { |
| 1328 | |
| 1329 | class RAT_WRITE_CACHELESS_eg <dag ins, bits<4> comp_mask, string name, |
| 1330 | list<dag> pattern> |
| 1331 | : EG_CF_RAT <0x57, 0x2, 0, (outs), ins, |
| 1332 | !strconcat(name, " $rw_gpr, $index_gpr, $eop"), pattern> { |
| 1333 | let RIM = 0; |
| 1334 | // XXX: Have a separate instruction for non-indexed writes. |
| 1335 | let TYPE = 1; |
| 1336 | let RW_REL = 0; |
| 1337 | let ELEM_SIZE = 0; |
| 1338 | |
| 1339 | let ARRAY_SIZE = 0; |
| 1340 | let COMP_MASK = comp_mask; |
| 1341 | let BURST_COUNT = 0; |
| 1342 | let VPM = 0; |
| 1343 | let MARK = 0; |
| 1344 | let BARRIER = 1; |
| 1345 | } |
| 1346 | |
| 1347 | } // End usesCustomInserter = 1 |
| 1348 | |
| 1349 | // 32-bit store |
| 1350 | def RAT_WRITE_CACHELESS_32_eg : RAT_WRITE_CACHELESS_eg < |
| 1351 | (ins R600_TReg32_X:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop), |
| 1352 | 0x1, "RAT_WRITE_CACHELESS_32_eg", |
| 1353 | [(global_store (i32 R600_TReg32_X:$rw_gpr), R600_TReg32_X:$index_gpr)] |
| 1354 | >; |
| 1355 | |
| 1356 | //128-bit store |
| 1357 | def RAT_WRITE_CACHELESS_128_eg : RAT_WRITE_CACHELESS_eg < |
| 1358 | (ins R600_Reg128:$rw_gpr, R600_TReg32_X:$index_gpr, InstFlag:$eop), |
| 1359 | 0xf, "RAT_WRITE_CACHELESS_128", |
| 1360 | [(global_store (v4i32 R600_Reg128:$rw_gpr), R600_TReg32_X:$index_gpr)] |
| 1361 | >; |
| 1362 | |
| 1363 | class VTX_READ_eg <string name, bits<8> buffer_id, dag outs, list<dag> pattern> |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 1364 | : InstR600ISA <outs, (ins MEMxi:$ptr), name#" $dst, $ptr", pattern>, |
| 1365 | VTX_WORD1_GPR, VTX_WORD0 { |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1366 | |
| 1367 | // Static fields |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 1368 | let VC_INST = 0; |
| 1369 | let FETCH_TYPE = 2; |
| 1370 | let FETCH_WHOLE_QUAD = 0; |
| 1371 | let BUFFER_ID = buffer_id; |
| 1372 | let SRC_REL = 0; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1373 | // XXX: We can infer this field based on the SRC_GPR. This would allow us |
| 1374 | // to store vertex addresses in any channel, not just X. |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 1375 | let SRC_SEL_X = 0; |
| 1376 | let DST_REL = 0; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1377 | // The docs say that if this bit is set, then DATA_FORMAT, NUM_FORMAT_ALL, |
| 1378 | // FORMAT_COMP_ALL, SRF_MODE_ALL, and ENDIAN_SWAP fields will be ignored, |
| 1379 | // however, based on my testing if USE_CONST_FIELDS is set, then all |
| 1380 | // these fields need to be set to 0. |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 1381 | let USE_CONST_FIELDS = 0; |
| 1382 | let NUM_FORMAT_ALL = 1; |
| 1383 | let FORMAT_COMP_ALL = 0; |
| 1384 | let SRF_MODE_ALL = 0; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1385 | |
Tom Stellard | 80537b9 | 2013-01-23 02:09:01 +0000 | [diff] [blame] | 1386 | let Inst{31-0} = Word0; |
| 1387 | let Inst{63-32} = Word1; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1388 | // LLVM can only encode 64-bit instructions, so these fields are manually |
| 1389 | // encoded in R600CodeEmitter |
| 1390 | // |
| 1391 | // bits<16> OFFSET; |
| 1392 | // bits<2> ENDIAN_SWAP = 0; |
| 1393 | // bits<1> CONST_BUF_NO_STRIDE = 0; |
| 1394 | // bits<1> MEGA_FETCH = 0; |
| 1395 | // bits<1> ALT_CONST = 0; |
| 1396 | // bits<2> BUFFER_INDEX_MODE = 0; |
| 1397 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1398 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1399 | |
| 1400 | // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding |
| 1401 | // is done in R600CodeEmitter |
| 1402 | // |
| 1403 | // Inst{79-64} = OFFSET; |
| 1404 | // Inst{81-80} = ENDIAN_SWAP; |
| 1405 | // Inst{82} = CONST_BUF_NO_STRIDE; |
| 1406 | // Inst{83} = MEGA_FETCH; |
| 1407 | // Inst{84} = ALT_CONST; |
| 1408 | // Inst{86-85} = BUFFER_INDEX_MODE; |
| 1409 | // Inst{95-86} = 0; Reserved |
| 1410 | |
| 1411 | // VTX_WORD3 (Padding) |
| 1412 | // |
| 1413 | // Inst{127-96} = 0; |
| 1414 | } |
| 1415 | |
| 1416 | class VTX_READ_8_eg <bits<8> buffer_id, list<dag> pattern> |
| 1417 | : VTX_READ_eg <"VTX_READ_8", buffer_id, (outs R600_TReg32_X:$dst), |
| 1418 | pattern> { |
| 1419 | |
| 1420 | let MEGA_FETCH_COUNT = 1; |
| 1421 | let DST_SEL_X = 0; |
| 1422 | let DST_SEL_Y = 7; // Masked |
| 1423 | let DST_SEL_Z = 7; // Masked |
| 1424 | let DST_SEL_W = 7; // Masked |
| 1425 | let DATA_FORMAT = 1; // FMT_8 |
| 1426 | } |
| 1427 | |
| 1428 | class VTX_READ_16_eg <bits<8> buffer_id, list<dag> pattern> |
| 1429 | : VTX_READ_eg <"VTX_READ_16", buffer_id, (outs R600_TReg32_X:$dst), |
| 1430 | pattern> { |
| 1431 | let MEGA_FETCH_COUNT = 2; |
| 1432 | let DST_SEL_X = 0; |
| 1433 | let DST_SEL_Y = 7; // Masked |
| 1434 | let DST_SEL_Z = 7; // Masked |
| 1435 | let DST_SEL_W = 7; // Masked |
| 1436 | let DATA_FORMAT = 5; // FMT_16 |
| 1437 | |
| 1438 | } |
| 1439 | |
| 1440 | class VTX_READ_32_eg <bits<8> buffer_id, list<dag> pattern> |
| 1441 | : VTX_READ_eg <"VTX_READ_32", buffer_id, (outs R600_TReg32_X:$dst), |
| 1442 | pattern> { |
| 1443 | |
| 1444 | let MEGA_FETCH_COUNT = 4; |
| 1445 | let DST_SEL_X = 0; |
| 1446 | let DST_SEL_Y = 7; // Masked |
| 1447 | let DST_SEL_Z = 7; // Masked |
| 1448 | let DST_SEL_W = 7; // Masked |
| 1449 | let DATA_FORMAT = 0xD; // COLOR_32 |
| 1450 | |
| 1451 | // This is not really necessary, but there were some GPU hangs that appeared |
| 1452 | // to be caused by ALU instructions in the next instruction group that wrote |
| 1453 | // to the $ptr registers of the VTX_READ. |
| 1454 | // e.g. |
| 1455 | // %T3_X<def> = VTX_READ_PARAM_32_eg %T2_X<kill>, 24 |
| 1456 | // %T2_X<def> = MOV %ZERO |
| 1457 | //Adding this constraint prevents this from happening. |
| 1458 | let Constraints = "$ptr.ptr = $dst"; |
| 1459 | } |
| 1460 | |
| 1461 | class VTX_READ_128_eg <bits<8> buffer_id, list<dag> pattern> |
| 1462 | : VTX_READ_eg <"VTX_READ_128", buffer_id, (outs R600_Reg128:$dst), |
| 1463 | pattern> { |
| 1464 | |
| 1465 | let MEGA_FETCH_COUNT = 16; |
| 1466 | let DST_SEL_X = 0; |
| 1467 | let DST_SEL_Y = 1; |
| 1468 | let DST_SEL_Z = 2; |
| 1469 | let DST_SEL_W = 3; |
| 1470 | let DATA_FORMAT = 0x22; // COLOR_32_32_32_32 |
| 1471 | |
| 1472 | // XXX: Need to force VTX_READ_128 instructions to write to the same register |
| 1473 | // that holds its buffer address to avoid potential hangs. We can't use |
| 1474 | // the same constraint as VTX_READ_32_eg, because the $ptr.ptr and $dst |
| 1475 | // registers are different sizes. |
| 1476 | } |
| 1477 | |
| 1478 | //===----------------------------------------------------------------------===// |
| 1479 | // VTX Read from parameter memory space |
| 1480 | //===----------------------------------------------------------------------===// |
| 1481 | |
| 1482 | def VTX_READ_PARAM_8_eg : VTX_READ_8_eg <0, |
| 1483 | [(set (i32 R600_TReg32_X:$dst), (load_param_zexti8 ADDRVTX_READ:$ptr))] |
| 1484 | >; |
| 1485 | |
| 1486 | def VTX_READ_PARAM_16_eg : VTX_READ_16_eg <0, |
| 1487 | [(set (i32 R600_TReg32_X:$dst), (load_param_zexti16 ADDRVTX_READ:$ptr))] |
| 1488 | >; |
| 1489 | |
| 1490 | def VTX_READ_PARAM_32_eg : VTX_READ_32_eg <0, |
| 1491 | [(set (i32 R600_TReg32_X:$dst), (load_param ADDRVTX_READ:$ptr))] |
| 1492 | >; |
| 1493 | |
| 1494 | //===----------------------------------------------------------------------===// |
| 1495 | // VTX Read from global memory space |
| 1496 | //===----------------------------------------------------------------------===// |
| 1497 | |
| 1498 | // 8-bit reads |
| 1499 | def VTX_READ_GLOBAL_8_eg : VTX_READ_8_eg <1, |
| 1500 | [(set (i32 R600_TReg32_X:$dst), (zextloadi8_global ADDRVTX_READ:$ptr))] |
| 1501 | >; |
| 1502 | |
| 1503 | // 32-bit reads |
| 1504 | def VTX_READ_GLOBAL_32_eg : VTX_READ_32_eg <1, |
| 1505 | [(set (i32 R600_TReg32_X:$dst), (global_load ADDRVTX_READ:$ptr))] |
| 1506 | >; |
| 1507 | |
| 1508 | // 128-bit reads |
| 1509 | def VTX_READ_GLOBAL_128_eg : VTX_READ_128_eg <1, |
| 1510 | [(set (v4i32 R600_Reg128:$dst), (global_load ADDRVTX_READ:$ptr))] |
| 1511 | >; |
| 1512 | |
| 1513 | //===----------------------------------------------------------------------===// |
| 1514 | // Constant Loads |
| 1515 | // XXX: We are currently storing all constants in the global address space. |
| 1516 | //===----------------------------------------------------------------------===// |
| 1517 | |
| 1518 | def CONSTANT_LOAD_eg : VTX_READ_32_eg <1, |
| 1519 | [(set (i32 R600_TReg32_X:$dst), (constant_load ADDRVTX_READ:$ptr))] |
| 1520 | >; |
| 1521 | |
| 1522 | } |
| 1523 | |
Tom Stellard | c0b0c67 | 2013-02-06 17:32:29 +0000 | [diff] [blame] | 1524 | //===----------------------------------------------------------------------===// |
| 1525 | // Regist loads and stores - for indirect addressing |
| 1526 | //===----------------------------------------------------------------------===// |
| 1527 | |
| 1528 | defm R600_ : RegisterLoadStore <R600_Reg32, FRAMEri, ADDRIndirect>; |
| 1529 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1530 | let Predicates = [isCayman] in { |
| 1531 | |
| 1532 | let isVector = 1 in { |
| 1533 | |
| 1534 | def RECIP_IEEE_cm : RECIP_IEEE_Common<0x86>; |
| 1535 | |
| 1536 | def MULLO_INT_cm : MULLO_INT_Common<0x8F>; |
| 1537 | def MULHI_INT_cm : MULHI_INT_Common<0x90>; |
| 1538 | def MULLO_UINT_cm : MULLO_UINT_Common<0x91>; |
| 1539 | def MULHI_UINT_cm : MULHI_UINT_Common<0x92>; |
| 1540 | def RECIPSQRT_CLAMPED_cm : RECIPSQRT_CLAMPED_Common<0x87>; |
| 1541 | def EXP_IEEE_cm : EXP_IEEE_Common<0x81>; |
| 1542 | def LOG_IEEE_ : LOG_IEEE_Common<0x83>; |
| 1543 | def RECIP_CLAMPED_cm : RECIP_CLAMPED_Common<0x84>; |
| 1544 | def RECIPSQRT_IEEE_cm : RECIPSQRT_IEEE_Common<0x89>; |
| 1545 | def SIN_cm : SIN_Common<0x8D>; |
| 1546 | def COS_cm : COS_Common<0x8E>; |
| 1547 | } // End isVector = 1 |
| 1548 | |
| 1549 | def : SIN_PAT <SIN_cm>; |
| 1550 | def : COS_PAT <COS_cm>; |
| 1551 | |
| 1552 | defm DIV_cm : DIV_Common<RECIP_IEEE_cm>; |
| 1553 | |
| 1554 | // RECIP_UINT emulation for Cayman |
| 1555 | def : Pat < |
| 1556 | (AMDGPUurecip R600_Reg32:$src0), |
| 1557 | (FLT_TO_UINT_eg (MUL_IEEE (RECIP_IEEE_cm (UINT_TO_FLT_eg R600_Reg32:$src0)), |
| 1558 | (MOV_IMM_I32 0x4f800000))) |
| 1559 | >; |
| 1560 | |
| 1561 | |
| 1562 | def : Pat<(fsqrt R600_Reg32:$src), |
| 1563 | (MUL R600_Reg32:$src, (RECIPSQRT_CLAMPED_cm R600_Reg32:$src))>; |
| 1564 | |
| 1565 | } // End isCayman |
| 1566 | |
| 1567 | //===----------------------------------------------------------------------===// |
| 1568 | // Branch Instructions |
| 1569 | //===----------------------------------------------------------------------===// |
| 1570 | |
| 1571 | |
| 1572 | def IF_PREDICATE_SET : ILFormat<(outs), (ins GPRI32:$src), |
| 1573 | "IF_PREDICATE_SET $src", []>; |
| 1574 | |
| 1575 | def PREDICATED_BREAK : ILFormat<(outs), (ins GPRI32:$src), |
| 1576 | "PREDICATED_BREAK $src", []>; |
| 1577 | |
| 1578 | //===----------------------------------------------------------------------===// |
| 1579 | // Pseudo instructions |
| 1580 | //===----------------------------------------------------------------------===// |
| 1581 | |
| 1582 | let isPseudo = 1 in { |
| 1583 | |
| 1584 | def PRED_X : InstR600 < |
| 1585 | 0, (outs R600_Predicate_Bit:$dst), |
| 1586 | (ins R600_Reg32:$src0, i32imm:$src1, i32imm:$flags), |
| 1587 | "", [], NullALU> { |
| 1588 | let FlagOperandIdx = 3; |
| 1589 | } |
| 1590 | |
| 1591 | let isTerminator = 1, isBranch = 1, isBarrier = 1 in { |
| 1592 | |
| 1593 | def JUMP : InstR600 <0x10, |
| 1594 | (outs), |
| 1595 | (ins brtarget:$target, R600_Pred:$p), |
| 1596 | "JUMP $target ($p)", |
| 1597 | [], AnyALU |
| 1598 | >; |
| 1599 | |
| 1600 | } // End isTerminator = 1, isBranch = 1, isBarrier = 1 |
| 1601 | |
| 1602 | let usesCustomInserter = 1 in { |
| 1603 | |
| 1604 | let mayLoad = 0, mayStore = 0, hasSideEffects = 1 in { |
| 1605 | |
| 1606 | def MASK_WRITE : AMDGPUShaderInst < |
| 1607 | (outs), |
| 1608 | (ins R600_Reg32:$src), |
| 1609 | "MASK_WRITE $src", |
| 1610 | [] |
| 1611 | >; |
| 1612 | |
| 1613 | } // End mayLoad = 0, mayStore = 0, hasSideEffects = 1 |
| 1614 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1615 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1616 | def TXD: AMDGPUShaderInst < |
| 1617 | (outs R600_Reg128:$dst), |
| 1618 | (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget), |
| 1619 | "TXD $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget", |
| 1620 | [(set R600_Reg128:$dst, (int_AMDGPU_txd R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, imm:$resourceId, imm:$samplerId, imm:$textureTarget))] |
| 1621 | >; |
| 1622 | |
| 1623 | def TXD_SHADOW: AMDGPUShaderInst < |
| 1624 | (outs R600_Reg128:$dst), |
| 1625 | (ins R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, i32imm:$resourceId, i32imm:$samplerId, i32imm:$textureTarget), |
| 1626 | "TXD_SHADOW $dst, $src0, $src1, $src2, $resourceId, $samplerId, $textureTarget", |
| 1627 | [(set R600_Reg128:$dst, (int_AMDGPU_txd R600_Reg128:$src0, R600_Reg128:$src1, R600_Reg128:$src2, imm:$resourceId, imm:$samplerId, TEX_SHADOW:$textureTarget))] |
| 1628 | >; |
| 1629 | |
| 1630 | } // End isPseudo = 1 |
| 1631 | } // End usesCustomInserter = 1 |
| 1632 | |
| 1633 | def CLAMP_R600 : CLAMP <R600_Reg32>; |
| 1634 | def FABS_R600 : FABS<R600_Reg32>; |
| 1635 | def FNEG_R600 : FNEG<R600_Reg32>; |
| 1636 | |
| 1637 | //===---------------------------------------------------------------------===// |
| 1638 | // Return instruction |
| 1639 | //===---------------------------------------------------------------------===// |
Jakob Stoklund Olesen | a499d2b | 2013-02-05 17:53:52 +0000 | [diff] [blame] | 1640 | let isTerminator = 1, isReturn = 1, isBarrier = 1, hasCtrlDep = 1, |
| 1641 | usesCustomInserter = 1 in { |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1642 | def RETURN : ILFormat<(outs), (ins variable_ops), |
| 1643 | "RETURN", [(IL_retflag)]>; |
| 1644 | } |
| 1645 | |
Tom Stellard | 9f7818d | 2013-01-23 02:09:06 +0000 | [diff] [blame] | 1646 | |
| 1647 | //===----------------------------------------------------------------------===// |
| 1648 | // Constant Buffer Addressing Support |
| 1649 | //===----------------------------------------------------------------------===// |
| 1650 | |
| 1651 | let isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" in { |
| 1652 | def CONST_COPY : Instruction { |
| 1653 | let OutOperandList = (outs R600_Reg32:$dst); |
| 1654 | let InOperandList = (ins i32imm:$src); |
| 1655 | let Pattern = [(set R600_Reg32:$dst, (CONST_ADDRESS ADDRGA_CONST_OFFSET:$src))]; |
| 1656 | let AsmString = "CONST_COPY"; |
| 1657 | let neverHasSideEffects = 1; |
| 1658 | let isAsCheapAsAMove = 1; |
| 1659 | let Itinerary = NullALU; |
| 1660 | } |
| 1661 | } // end isCodeGenOnly = 1, isPseudo = 1, Namespace = "AMDGPU" |
| 1662 | |
| 1663 | def TEX_VTX_CONSTBUF : |
| 1664 | InstR600ISA <(outs R600_Reg128:$dst), (ins MEMxi:$ptr), "VTX_READ_eg $dst, $ptr", |
| 1665 | [(set R600_Reg128:$dst, (CONST_ADDRESS ADDRGA_VAR_OFFSET:$ptr))]>, |
| 1666 | VTX_WORD1_GPR, VTX_WORD0 { |
| 1667 | |
| 1668 | let VC_INST = 0; |
| 1669 | let FETCH_TYPE = 2; |
| 1670 | let FETCH_WHOLE_QUAD = 0; |
| 1671 | let BUFFER_ID = 0; |
| 1672 | let SRC_REL = 0; |
| 1673 | let SRC_SEL_X = 0; |
| 1674 | let DST_REL = 0; |
| 1675 | let USE_CONST_FIELDS = 0; |
| 1676 | let NUM_FORMAT_ALL = 2; |
| 1677 | let FORMAT_COMP_ALL = 1; |
| 1678 | let SRF_MODE_ALL = 1; |
| 1679 | let MEGA_FETCH_COUNT = 16; |
| 1680 | let DST_SEL_X = 0; |
| 1681 | let DST_SEL_Y = 1; |
| 1682 | let DST_SEL_Z = 2; |
| 1683 | let DST_SEL_W = 3; |
| 1684 | let DATA_FORMAT = 35; |
| 1685 | |
| 1686 | let Inst{31-0} = Word0; |
| 1687 | let Inst{63-32} = Word1; |
| 1688 | |
| 1689 | // LLVM can only encode 64-bit instructions, so these fields are manually |
| 1690 | // encoded in R600CodeEmitter |
| 1691 | // |
| 1692 | // bits<16> OFFSET; |
| 1693 | // bits<2> ENDIAN_SWAP = 0; |
| 1694 | // bits<1> CONST_BUF_NO_STRIDE = 0; |
| 1695 | // bits<1> MEGA_FETCH = 0; |
| 1696 | // bits<1> ALT_CONST = 0; |
| 1697 | // bits<2> BUFFER_INDEX_MODE = 0; |
| 1698 | |
| 1699 | |
| 1700 | |
| 1701 | // VTX_WORD2 (LLVM can only encode 64-bit instructions, so WORD2 encoding |
| 1702 | // is done in R600CodeEmitter |
| 1703 | // |
| 1704 | // Inst{79-64} = OFFSET; |
| 1705 | // Inst{81-80} = ENDIAN_SWAP; |
| 1706 | // Inst{82} = CONST_BUF_NO_STRIDE; |
| 1707 | // Inst{83} = MEGA_FETCH; |
| 1708 | // Inst{84} = ALT_CONST; |
| 1709 | // Inst{86-85} = BUFFER_INDEX_MODE; |
| 1710 | // Inst{95-86} = 0; Reserved |
| 1711 | |
| 1712 | // VTX_WORD3 (Padding) |
| 1713 | // |
| 1714 | // Inst{127-96} = 0; |
| 1715 | } |
| 1716 | |
| 1717 | |
Tom Stellard | 6b7d99d | 2012-12-19 22:10:31 +0000 | [diff] [blame] | 1718 | //===--------------------------------------------------------------------===// |
| 1719 | // Instructions support |
| 1720 | //===--------------------------------------------------------------------===// |
| 1721 | //===---------------------------------------------------------------------===// |
| 1722 | // Custom Inserter for Branches and returns, this eventually will be a |
| 1723 | // seperate pass |
| 1724 | //===---------------------------------------------------------------------===// |
| 1725 | let isTerminator = 1, usesCustomInserter = 1, isBranch = 1, isBarrier = 1 in { |
| 1726 | def BRANCH : ILFormat<(outs), (ins brtarget:$target), |
| 1727 | "; Pseudo unconditional branch instruction", |
| 1728 | [(br bb:$target)]>; |
| 1729 | defm BRANCH_COND : BranchConditional<IL_brcond>; |
| 1730 | } |
| 1731 | |
| 1732 | //===---------------------------------------------------------------------===// |
| 1733 | // Flow and Program control Instructions |
| 1734 | //===---------------------------------------------------------------------===// |
| 1735 | let isTerminator=1 in { |
| 1736 | def SWITCH : ILFormat< (outs), (ins GPRI32:$src), |
| 1737 | !strconcat("SWITCH", " $src"), []>; |
| 1738 | def CASE : ILFormat< (outs), (ins GPRI32:$src), |
| 1739 | !strconcat("CASE", " $src"), []>; |
| 1740 | def BREAK : ILFormat< (outs), (ins), |
| 1741 | "BREAK", []>; |
| 1742 | def CONTINUE : ILFormat< (outs), (ins), |
| 1743 | "CONTINUE", []>; |
| 1744 | def DEFAULT : ILFormat< (outs), (ins), |
| 1745 | "DEFAULT", []>; |
| 1746 | def ELSE : ILFormat< (outs), (ins), |
| 1747 | "ELSE", []>; |
| 1748 | def ENDSWITCH : ILFormat< (outs), (ins), |
| 1749 | "ENDSWITCH", []>; |
| 1750 | def ENDMAIN : ILFormat< (outs), (ins), |
| 1751 | "ENDMAIN", []>; |
| 1752 | def END : ILFormat< (outs), (ins), |
| 1753 | "END", []>; |
| 1754 | def ENDFUNC : ILFormat< (outs), (ins), |
| 1755 | "ENDFUNC", []>; |
| 1756 | def ENDIF : ILFormat< (outs), (ins), |
| 1757 | "ENDIF", []>; |
| 1758 | def WHILELOOP : ILFormat< (outs), (ins), |
| 1759 | "WHILE", []>; |
| 1760 | def ENDLOOP : ILFormat< (outs), (ins), |
| 1761 | "ENDLOOP", []>; |
| 1762 | def FUNC : ILFormat< (outs), (ins), |
| 1763 | "FUNC", []>; |
| 1764 | def RETDYN : ILFormat< (outs), (ins), |
| 1765 | "RET_DYN", []>; |
| 1766 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1767 | defm IF_LOGICALNZ : BranchInstr<"IF_LOGICALNZ">; |
| 1768 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1769 | defm IF_LOGICALZ : BranchInstr<"IF_LOGICALZ">; |
| 1770 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1771 | defm BREAK_LOGICALNZ : BranchInstr<"BREAK_LOGICALNZ">; |
| 1772 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1773 | defm BREAK_LOGICALZ : BranchInstr<"BREAK_LOGICALZ">; |
| 1774 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1775 | defm CONTINUE_LOGICALNZ : BranchInstr<"CONTINUE_LOGICALNZ">; |
| 1776 | // This opcode has custom swizzle pattern encoded in Swizzle Encoder |
| 1777 | defm CONTINUE_LOGICALZ : BranchInstr<"CONTINUE_LOGICALZ">; |
| 1778 | defm IFC : BranchInstr2<"IFC">; |
| 1779 | defm BREAKC : BranchInstr2<"BREAKC">; |
| 1780 | defm CONTINUEC : BranchInstr2<"CONTINUEC">; |
| 1781 | } |
| 1782 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1783 | //===----------------------------------------------------------------------===// |
| 1784 | // ISel Patterns |
| 1785 | //===----------------------------------------------------------------------===// |
| 1786 | |
| 1787 | //CNDGE_INT extra pattern |
| 1788 | def : Pat < |
| 1789 | (selectcc (i32 R600_Reg32:$src0), -1, (i32 R600_Reg32:$src1), |
| 1790 | (i32 R600_Reg32:$src2), COND_GT), |
| 1791 | (CNDGE_INT R600_Reg32:$src0, R600_Reg32:$src1, R600_Reg32:$src2) |
| 1792 | >; |
| 1793 | |
| 1794 | // KIL Patterns |
| 1795 | def KILP : Pat < |
| 1796 | (int_AMDGPU_kilp), |
| 1797 | (MASK_WRITE (KILLGT (f32 ONE), (f32 ZERO))) |
| 1798 | >; |
| 1799 | |
| 1800 | def KIL : Pat < |
| 1801 | (int_AMDGPU_kill R600_Reg32:$src0), |
| 1802 | (MASK_WRITE (KILLGT (f32 ZERO), (f32 R600_Reg32:$src0))) |
| 1803 | >; |
| 1804 | |
| 1805 | // SGT Reverse args |
| 1806 | def : Pat < |
| 1807 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, COND_LT), |
| 1808 | (SGT R600_Reg32:$src1, R600_Reg32:$src0) |
| 1809 | >; |
| 1810 | |
| 1811 | // SGE Reverse args |
| 1812 | def : Pat < |
| 1813 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, COND_LE), |
| 1814 | (SGE R600_Reg32:$src1, R600_Reg32:$src0) |
| 1815 | >; |
| 1816 | |
Tom Stellard | 1234c9b | 2013-02-07 14:02:35 +0000 | [diff] [blame] | 1817 | // SETGT_DX10 reverse args |
| 1818 | def : Pat < |
| 1819 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, COND_LT), |
| 1820 | (SETGT_DX10 R600_Reg32:$src1, R600_Reg32:$src0) |
| 1821 | >; |
| 1822 | |
| 1823 | // SETGE_DX10 reverse args |
| 1824 | def : Pat < |
| 1825 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, COND_LE), |
| 1826 | (SETGE_DX10 R600_Reg32:$src1, R600_Reg32:$src0) |
| 1827 | >; |
| 1828 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1829 | // SETGT_INT reverse args |
| 1830 | def : Pat < |
| 1831 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETLT), |
| 1832 | (SETGT_INT R600_Reg32:$src1, R600_Reg32:$src0) |
| 1833 | >; |
| 1834 | |
| 1835 | // SETGE_INT reverse args |
| 1836 | def : Pat < |
| 1837 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETLE), |
| 1838 | (SETGE_INT R600_Reg32:$src1, R600_Reg32:$src0) |
| 1839 | >; |
| 1840 | |
| 1841 | // SETGT_UINT reverse args |
| 1842 | def : Pat < |
| 1843 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETULT), |
| 1844 | (SETGT_UINT R600_Reg32:$src1, R600_Reg32:$src0) |
| 1845 | >; |
| 1846 | |
| 1847 | // SETGE_UINT reverse args |
| 1848 | def : Pat < |
| 1849 | (selectcc (i32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETULE), |
| 1850 | (SETGE_UINT R600_Reg32:$src1, R600_Reg32:$src0) |
| 1851 | >; |
| 1852 | |
| 1853 | // The next two patterns are special cases for handling 'true if ordered' and |
| 1854 | // 'true if unordered' conditionals. The assumption here is that the behavior of |
| 1855 | // SETE and SNE conforms to the Direct3D 10 rules for floating point values |
| 1856 | // described here: |
| 1857 | // http://msdn.microsoft.com/en-us/library/windows/desktop/cc308050.aspx#alpha_32_bit |
| 1858 | // We assume that SETE returns false when one of the operands is NAN and |
| 1859 | // SNE returns true when on of the operands is NAN |
| 1860 | |
| 1861 | //SETE - 'true if ordered' |
| 1862 | def : Pat < |
| 1863 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, SETO), |
| 1864 | (SETE R600_Reg32:$src0, R600_Reg32:$src1) |
| 1865 | >; |
| 1866 | |
Tom Stellard | 1234c9b | 2013-02-07 14:02:35 +0000 | [diff] [blame] | 1867 | //SETE_DX10 - 'true if ordered' |
| 1868 | def : Pat < |
| 1869 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETO), |
| 1870 | (SETE_DX10 R600_Reg32:$src0, R600_Reg32:$src1) |
| 1871 | >; |
| 1872 | |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1873 | //SNE - 'true if unordered' |
| 1874 | def : Pat < |
| 1875 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, FP_ONE, FP_ZERO, SETUO), |
| 1876 | (SNE R600_Reg32:$src0, R600_Reg32:$src1) |
| 1877 | >; |
| 1878 | |
Tom Stellard | 1234c9b | 2013-02-07 14:02:35 +0000 | [diff] [blame] | 1879 | //SETNE_DX10 - 'true if ordered' |
| 1880 | def : Pat < |
| 1881 | (selectcc (f32 R600_Reg32:$src0), R600_Reg32:$src1, -1, 0, SETUO), |
| 1882 | (SETNE_DX10 R600_Reg32:$src0, R600_Reg32:$src1) |
| 1883 | >; |
| 1884 | |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 1885 | def : Extract_Element <f32, v4f32, R600_Reg128, 0, sub0>; |
| 1886 | def : Extract_Element <f32, v4f32, R600_Reg128, 1, sub1>; |
| 1887 | def : Extract_Element <f32, v4f32, R600_Reg128, 2, sub2>; |
| 1888 | def : Extract_Element <f32, v4f32, R600_Reg128, 3, sub3>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1889 | |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 1890 | def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 0, sub0>; |
| 1891 | def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 1, sub1>; |
| 1892 | def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 2, sub2>; |
| 1893 | def : Insert_Element <f32, v4f32, R600_Reg32, R600_Reg128, 3, sub3>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1894 | |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 1895 | def : Extract_Element <i32, v4i32, R600_Reg128, 0, sub0>; |
| 1896 | def : Extract_Element <i32, v4i32, R600_Reg128, 1, sub1>; |
| 1897 | def : Extract_Element <i32, v4i32, R600_Reg128, 2, sub2>; |
| 1898 | def : Extract_Element <i32, v4i32, R600_Reg128, 3, sub3>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1899 | |
Tom Stellard | 07b59ba | 2013-02-07 14:02:37 +0000 | [diff] [blame] | 1900 | def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 0, sub0>; |
| 1901 | def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 1, sub1>; |
| 1902 | def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 2, sub2>; |
| 1903 | def : Insert_Element <i32, v4i32, R600_Reg32, R600_Reg128, 3, sub3>; |
Tom Stellard | f98f2ce | 2012-12-11 21:25:42 +0000 | [diff] [blame] | 1904 | |
| 1905 | def : Vector_Build <v4f32, R600_Reg128, f32, R600_Reg32>; |
| 1906 | def : Vector_Build <v4i32, R600_Reg128, i32, R600_Reg32>; |
| 1907 | |
| 1908 | // bitconvert patterns |
| 1909 | |
| 1910 | def : BitConvert <i32, f32, R600_Reg32>; |
| 1911 | def : BitConvert <f32, i32, R600_Reg32>; |
| 1912 | def : BitConvert <v4f32, v4i32, R600_Reg128>; |
| 1913 | def : BitConvert <v4i32, v4f32, R600_Reg128>; |
| 1914 | |
| 1915 | // DWORDADDR pattern |
| 1916 | def : DwordAddrPat <i32, R600_Reg32>; |
| 1917 | |
| 1918 | } // End isR600toCayman Predicate |