XCoreInstrInfo.td revision 226633
1//===- XCoreInstrInfo.td - Target Description for XCore ----*- 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// This file describes the XCore instructions in TableGen format. 11// 12//===----------------------------------------------------------------------===// 13 14// Uses of CP, DP are not currently reflected in the patterns, since 15// having a physical register as an operand prevents loop hoisting and 16// since the value of these registers never changes during the life of the 17// function. 18 19//===----------------------------------------------------------------------===// 20// Instruction format superclass. 21//===----------------------------------------------------------------------===// 22 23include "XCoreInstrFormats.td" 24 25//===----------------------------------------------------------------------===// 26// XCore specific DAG Nodes. 27// 28 29// Call 30def SDT_XCoreBranchLink : SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>; 31def XCoreBranchLink : SDNode<"XCoreISD::BL",SDT_XCoreBranchLink, 32 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue, 33 SDNPVariadic]>; 34 35def XCoreRetsp : SDNode<"XCoreISD::RETSP", SDTBrind, 36 [SDNPHasChain, SDNPOptInGlue]>; 37 38def SDT_XCoreBR_JT : SDTypeProfile<0, 2, 39 [SDTCisVT<0, i32>, SDTCisVT<1, i32>]>; 40 41def XCoreBR_JT : SDNode<"XCoreISD::BR_JT", SDT_XCoreBR_JT, 42 [SDNPHasChain]>; 43 44def XCoreBR_JT32 : SDNode<"XCoreISD::BR_JT32", SDT_XCoreBR_JT, 45 [SDNPHasChain]>; 46 47def SDT_XCoreAddress : SDTypeProfile<1, 1, 48 [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>; 49 50def pcrelwrapper : SDNode<"XCoreISD::PCRelativeWrapper", SDT_XCoreAddress, 51 []>; 52 53def dprelwrapper : SDNode<"XCoreISD::DPRelativeWrapper", SDT_XCoreAddress, 54 []>; 55 56def cprelwrapper : SDNode<"XCoreISD::CPRelativeWrapper", SDT_XCoreAddress, 57 []>; 58 59def SDT_XCoreStwsp : SDTypeProfile<0, 2, [SDTCisInt<1>]>; 60def XCoreStwsp : SDNode<"XCoreISD::STWSP", SDT_XCoreStwsp, 61 [SDNPHasChain]>; 62 63// These are target-independent nodes, but have target-specific formats. 64def SDT_XCoreCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>; 65def SDT_XCoreCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>, 66 SDTCisVT<1, i32> ]>; 67 68def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_XCoreCallSeqStart, 69 [SDNPHasChain, SDNPOutGlue]>; 70def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_XCoreCallSeqEnd, 71 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>; 72 73//===----------------------------------------------------------------------===// 74// Instruction Pattern Stuff 75//===----------------------------------------------------------------------===// 76 77def div4_xform : SDNodeXForm<imm, [{ 78 // Transformation function: imm/4 79 assert(N->getZExtValue() % 4 == 0); 80 return getI32Imm(N->getZExtValue()/4); 81}]>; 82 83def msksize_xform : SDNodeXForm<imm, [{ 84 // Transformation function: get the size of a mask 85 assert(isMask_32(N->getZExtValue())); 86 // look for the first non-zero bit 87 return getI32Imm(32 - CountLeadingZeros_32(N->getZExtValue())); 88}]>; 89 90def neg_xform : SDNodeXForm<imm, [{ 91 // Transformation function: -imm 92 uint32_t value = N->getZExtValue(); 93 return getI32Imm(-value); 94}]>; 95 96def bpwsub_xform : SDNodeXForm<imm, [{ 97 // Transformation function: 32-imm 98 uint32_t value = N->getZExtValue(); 99 return getI32Imm(32-value); 100}]>; 101 102def div4neg_xform : SDNodeXForm<imm, [{ 103 // Transformation function: -imm/4 104 uint32_t value = N->getZExtValue(); 105 assert(-value % 4 == 0); 106 return getI32Imm(-value/4); 107}]>; 108 109def immUs4Neg : PatLeaf<(imm), [{ 110 uint32_t value = (uint32_t)N->getZExtValue(); 111 return (-value)%4 == 0 && (-value)/4 <= 11; 112}]>; 113 114def immUs4 : PatLeaf<(imm), [{ 115 uint32_t value = (uint32_t)N->getZExtValue(); 116 return value%4 == 0 && value/4 <= 11; 117}]>; 118 119def immUsNeg : PatLeaf<(imm), [{ 120 return -((uint32_t)N->getZExtValue()) <= 11; 121}]>; 122 123def immUs : PatLeaf<(imm), [{ 124 return (uint32_t)N->getZExtValue() <= 11; 125}]>; 126 127def immU6 : PatLeaf<(imm), [{ 128 return (uint32_t)N->getZExtValue() < (1 << 6); 129}]>; 130 131def immU10 : PatLeaf<(imm), [{ 132 return (uint32_t)N->getZExtValue() < (1 << 10); 133}]>; 134 135def immU16 : PatLeaf<(imm), [{ 136 return (uint32_t)N->getZExtValue() < (1 << 16); 137}]>; 138 139def immU20 : PatLeaf<(imm), [{ 140 return (uint32_t)N->getZExtValue() < (1 << 20); 141}]>; 142 143def immMskBitp : PatLeaf<(imm), [{ return immMskBitp(N); }]>; 144 145def immBitp : PatLeaf<(imm), [{ 146 uint32_t value = (uint32_t)N->getZExtValue(); 147 return (value >= 1 && value <= 8) 148 || value == 16 149 || value == 24 150 || value == 32; 151}]>; 152 153def immBpwSubBitp : PatLeaf<(imm), [{ 154 uint32_t value = (uint32_t)N->getZExtValue(); 155 return (value >= 24 && value <= 31) 156 || value == 16 157 || value == 8 158 || value == 0; 159}]>; 160 161def lda16f : PatFrag<(ops node:$addr, node:$offset), 162 (add node:$addr, (shl node:$offset, 1))>; 163def lda16b : PatFrag<(ops node:$addr, node:$offset), 164 (sub node:$addr, (shl node:$offset, 1))>; 165def ldawf : PatFrag<(ops node:$addr, node:$offset), 166 (add node:$addr, (shl node:$offset, 2))>; 167def ldawb : PatFrag<(ops node:$addr, node:$offset), 168 (sub node:$addr, (shl node:$offset, 2))>; 169 170// Instruction operand types 171def calltarget : Operand<i32>; 172def brtarget : Operand<OtherVT>; 173def pclabel : Operand<i32>; 174 175// Addressing modes 176def ADDRspii : ComplexPattern<i32, 2, "SelectADDRspii", [add, frameindex], []>; 177def ADDRdpii : ComplexPattern<i32, 2, "SelectADDRdpii", [add, dprelwrapper], 178 []>; 179def ADDRcpii : ComplexPattern<i32, 2, "SelectADDRcpii", [add, cprelwrapper], 180 []>; 181 182// Address operands 183def MEMii : Operand<i32> { 184 let PrintMethod = "printMemOperand"; 185 let MIOperandInfo = (ops i32imm, i32imm); 186} 187 188// Jump tables. 189def InlineJT : Operand<i32> { 190 let PrintMethod = "printInlineJT"; 191} 192 193def InlineJT32 : Operand<i32> { 194 let PrintMethod = "printInlineJT32"; 195} 196 197//===----------------------------------------------------------------------===// 198// Instruction Class Templates 199//===----------------------------------------------------------------------===// 200 201// Three operand short 202 203multiclass F3R_2RUS<string OpcStr, SDNode OpNode> { 204 def _3r: _F3R< 205 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 206 !strconcat(OpcStr, " $dst, $b, $c"), 207 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 208 def _2rus : _F2RUS< 209 (outs GRRegs:$dst), (ins GRRegs:$b, i32imm:$c), 210 !strconcat(OpcStr, " $dst, $b, $c"), 211 [(set GRRegs:$dst, (OpNode GRRegs:$b, immUs:$c))]>; 212} 213 214multiclass F3R_2RUS_np<string OpcStr> { 215 def _3r: _F3R< 216 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 217 !strconcat(OpcStr, " $dst, $b, $c"), 218 []>; 219 def _2rus : _F2RUS< 220 (outs GRRegs:$dst), (ins GRRegs:$b, i32imm:$c), 221 !strconcat(OpcStr, " $dst, $b, $c"), 222 []>; 223} 224 225multiclass F3R_2RBITP<string OpcStr, SDNode OpNode> { 226 def _3r: _F3R< 227 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 228 !strconcat(OpcStr, " $dst, $b, $c"), 229 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 230 def _2rus : _F2RUS< 231 (outs GRRegs:$dst), (ins GRRegs:$b, i32imm:$c), 232 !strconcat(OpcStr, " $dst, $b, $c"), 233 [(set GRRegs:$dst, (OpNode GRRegs:$b, immBitp:$c))]>; 234} 235 236class F3R<string OpcStr, SDNode OpNode> : _F3R< 237 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 238 !strconcat(OpcStr, " $dst, $b, $c"), 239 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 240 241class F3R_np<string OpcStr> : _F3R< 242 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 243 !strconcat(OpcStr, " $dst, $b, $c"), 244 []>; 245// Three operand long 246 247/// FL3R_L2RUS multiclass - Define a normal FL3R/FL2RUS pattern in one shot. 248multiclass FL3R_L2RUS<string OpcStr, SDNode OpNode> { 249 def _l3r: _FL3R< 250 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 251 !strconcat(OpcStr, " $dst, $b, $c"), 252 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 253 def _l2rus : _FL2RUS< 254 (outs GRRegs:$dst), (ins GRRegs:$b, i32imm:$c), 255 !strconcat(OpcStr, " $dst, $b, $c"), 256 [(set GRRegs:$dst, (OpNode GRRegs:$b, immUs:$c))]>; 257} 258 259/// FL3R_L2RUS multiclass - Define a normal FL3R/FL2RUS pattern in one shot. 260multiclass FL3R_L2RBITP<string OpcStr, SDNode OpNode> { 261 def _l3r: _FL3R< 262 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 263 !strconcat(OpcStr, " $dst, $b, $c"), 264 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 265 def _l2rus : _FL2RUS< 266 (outs GRRegs:$dst), (ins GRRegs:$b, i32imm:$c), 267 !strconcat(OpcStr, " $dst, $b, $c"), 268 [(set GRRegs:$dst, (OpNode GRRegs:$b, immBitp:$c))]>; 269} 270 271class FL3R<string OpcStr, SDNode OpNode> : _FL3R< 272 (outs GRRegs:$dst), (ins GRRegs:$b, GRRegs:$c), 273 !strconcat(OpcStr, " $dst, $b, $c"), 274 [(set GRRegs:$dst, (OpNode GRRegs:$b, GRRegs:$c))]>; 275 276// Register - U6 277// Operand register - U6 278multiclass FRU6_LRU6_branch<string OpcStr> { 279 def _ru6: _FRU6< 280 (outs), (ins GRRegs:$cond, brtarget:$dest), 281 !strconcat(OpcStr, " $cond, $dest"), 282 []>; 283 def _lru6: _FLRU6< 284 (outs), (ins GRRegs:$cond, brtarget:$dest), 285 !strconcat(OpcStr, " $cond, $dest"), 286 []>; 287} 288 289multiclass FRU6_LRU6_cp<string OpcStr> { 290 def _ru6: _FRU6< 291 (outs GRRegs:$dst), (ins i32imm:$a), 292 !strconcat(OpcStr, " $dst, cp[$a]"), 293 []>; 294 def _lru6: _FLRU6< 295 (outs GRRegs:$dst), (ins i32imm:$a), 296 !strconcat(OpcStr, " $dst, cp[$a]"), 297 []>; 298} 299 300// U6 301multiclass FU6_LU6<string OpcStr, SDNode OpNode> { 302 def _u6: _FU6< 303 (outs), (ins i32imm:$b), 304 !strconcat(OpcStr, " $b"), 305 [(OpNode immU6:$b)]>; 306 def _lu6: _FLU6< 307 (outs), (ins i32imm:$b), 308 !strconcat(OpcStr, " $b"), 309 [(OpNode immU16:$b)]>; 310} 311multiclass FU6_LU6_int<string OpcStr, Intrinsic Int> { 312 def _u6: _FU6< 313 (outs), (ins i32imm:$b), 314 !strconcat(OpcStr, " $b"), 315 [(Int immU6:$b)]>; 316 def _lu6: _FLU6< 317 (outs), (ins i32imm:$b), 318 !strconcat(OpcStr, " $b"), 319 [(Int immU16:$b)]>; 320} 321 322multiclass FU6_LU6_np<string OpcStr> { 323 def _u6: _FU6< 324 (outs), (ins i32imm:$b), 325 !strconcat(OpcStr, " $b"), 326 []>; 327 def _lu6: _FLU6< 328 (outs), (ins i32imm:$b), 329 !strconcat(OpcStr, " $b"), 330 []>; 331} 332 333// U10 334multiclass FU10_LU10_np<string OpcStr> { 335 def _u10: _FU10< 336 (outs), (ins i32imm:$b), 337 !strconcat(OpcStr, " $b"), 338 []>; 339 def _lu10: _FLU10< 340 (outs), (ins i32imm:$b), 341 !strconcat(OpcStr, " $b"), 342 []>; 343} 344 345// Two operand short 346 347class F2R_np<string OpcStr> : _F2R< 348 (outs GRRegs:$dst), (ins GRRegs:$b), 349 !strconcat(OpcStr, " $dst, $b"), 350 []>; 351 352// Two operand long 353 354//===----------------------------------------------------------------------===// 355// Pseudo Instructions 356//===----------------------------------------------------------------------===// 357 358let Defs = [SP], Uses = [SP] in { 359def ADJCALLSTACKDOWN : PseudoInstXCore<(outs), (ins i32imm:$amt), 360 "${:comment} ADJCALLSTACKDOWN $amt", 361 [(callseq_start timm:$amt)]>; 362def ADJCALLSTACKUP : PseudoInstXCore<(outs), (ins i32imm:$amt1, i32imm:$amt2), 363 "${:comment} ADJCALLSTACKUP $amt1", 364 [(callseq_end timm:$amt1, timm:$amt2)]>; 365} 366 367def LDWFI : PseudoInstXCore<(outs GRRegs:$dst), (ins MEMii:$addr), 368 "${:comment} LDWFI $dst, $addr", 369 [(set GRRegs:$dst, (load ADDRspii:$addr))]>; 370 371def LDAWFI : PseudoInstXCore<(outs GRRegs:$dst), (ins MEMii:$addr), 372 "${:comment} LDAWFI $dst, $addr", 373 [(set GRRegs:$dst, ADDRspii:$addr)]>; 374 375def STWFI : PseudoInstXCore<(outs), (ins GRRegs:$src, MEMii:$addr), 376 "${:comment} STWFI $src, $addr", 377 [(store GRRegs:$src, ADDRspii:$addr)]>; 378 379// SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after 380// instruction selection into a branch sequence. 381let usesCustomInserter = 1 in { 382 def SELECT_CC : PseudoInstXCore<(outs GRRegs:$dst), 383 (ins GRRegs:$cond, GRRegs:$T, GRRegs:$F), 384 "${:comment} SELECT_CC PSEUDO!", 385 [(set GRRegs:$dst, 386 (select GRRegs:$cond, GRRegs:$T, GRRegs:$F))]>; 387} 388 389//===----------------------------------------------------------------------===// 390// Instructions 391//===----------------------------------------------------------------------===// 392 393// Three operand short 394defm ADD : F3R_2RUS<"add", add>; 395defm SUB : F3R_2RUS<"sub", sub>; 396let neverHasSideEffects = 1 in { 397defm EQ : F3R_2RUS_np<"eq">; 398def LSS_3r : F3R_np<"lss">; 399def LSU_3r : F3R_np<"lsu">; 400} 401def AND_3r : F3R<"and", and>; 402def OR_3r : F3R<"or", or>; 403 404let mayLoad=1 in { 405def LDW_3r : _F3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 406 "ldw $dst, $addr[$offset]", 407 []>; 408 409def LDW_2rus : _F2RUS<(outs GRRegs:$dst), (ins GRRegs:$addr, i32imm:$offset), 410 "ldw $dst, $addr[$offset]", 411 []>; 412 413def LD16S_3r : _F3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 414 "ld16s $dst, $addr[$offset]", 415 []>; 416 417def LD8U_3r : _F3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 418 "ld8u $dst, $addr[$offset]", 419 []>; 420} 421 422let mayStore=1 in { 423def STW_3r : _F3R<(outs), (ins GRRegs:$val, GRRegs:$addr, GRRegs:$offset), 424 "stw $val, $addr[$offset]", 425 []>; 426 427def STW_2rus : _F2RUS<(outs), (ins GRRegs:$val, GRRegs:$addr, i32imm:$offset), 428 "stw $val, $addr[$offset]", 429 []>; 430} 431 432defm SHL : F3R_2RBITP<"shl", shl>; 433defm SHR : F3R_2RBITP<"shr", srl>; 434// TODO tsetr 435 436// Three operand long 437def LDAWF_l3r : _FL3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 438 "ldaw $dst, $addr[$offset]", 439 [(set GRRegs:$dst, (ldawf GRRegs:$addr, GRRegs:$offset))]>; 440 441let neverHasSideEffects = 1 in 442def LDAWF_l2rus : _FL2RUS<(outs GRRegs:$dst), 443 (ins GRRegs:$addr, i32imm:$offset), 444 "ldaw $dst, $addr[$offset]", 445 []>; 446 447def LDAWB_l3r : _FL3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 448 "ldaw $dst, $addr[-$offset]", 449 [(set GRRegs:$dst, (ldawb GRRegs:$addr, GRRegs:$offset))]>; 450 451let neverHasSideEffects = 1 in 452def LDAWB_l2rus : _FL2RUS<(outs GRRegs:$dst), 453 (ins GRRegs:$addr, i32imm:$offset), 454 "ldaw $dst, $addr[-$offset]", 455 []>; 456 457def LDA16F_l3r : _FL3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 458 "lda16 $dst, $addr[$offset]", 459 [(set GRRegs:$dst, (lda16f GRRegs:$addr, GRRegs:$offset))]>; 460 461def LDA16B_l3r : _FL3R<(outs GRRegs:$dst), (ins GRRegs:$addr, GRRegs:$offset), 462 "lda16 $dst, $addr[-$offset]", 463 [(set GRRegs:$dst, (lda16b GRRegs:$addr, GRRegs:$offset))]>; 464 465def MUL_l3r : FL3R<"mul", mul>; 466// Instructions which may trap are marked as side effecting. 467let hasSideEffects = 1 in { 468def DIVS_l3r : FL3R<"divs", sdiv>; 469def DIVU_l3r : FL3R<"divu", udiv>; 470def REMS_l3r : FL3R<"rems", srem>; 471def REMU_l3r : FL3R<"remu", urem>; 472} 473def XOR_l3r : FL3R<"xor", xor>; 474defm ASHR : FL3R_L2RBITP<"ashr", sra>; 475 476let Constraints = "$src1 = $dst" in 477def CRC_l3r : _FL3R<(outs GRRegs:$dst), 478 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3), 479 "crc32 $dst, $src2, $src3", 480 [(set GRRegs:$dst, 481 (int_xcore_crc32 GRRegs:$src1, GRRegs:$src2, 482 GRRegs:$src3))]>; 483 484// TODO inpw, outpw 485let mayStore=1 in { 486def ST16_l3r : _FL3R<(outs), (ins GRRegs:$val, GRRegs:$addr, GRRegs:$offset), 487 "st16 $val, $addr[$offset]", 488 []>; 489 490def ST8_l3r : _FL3R<(outs), (ins GRRegs:$val, GRRegs:$addr, GRRegs:$offset), 491 "st8 $val, $addr[$offset]", 492 []>; 493} 494 495// Four operand long 496let Constraints = "$src1 = $dst1,$src2 = $dst2" in { 497def MACCU_l4r : _L4R<(outs GRRegs:$dst1, GRRegs:$dst2), 498 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3, 499 GRRegs:$src4), 500 "maccu $dst1, $dst2, $src3, $src4", 501 []>; 502 503def MACCS_l4r : _L4R<(outs GRRegs:$dst1, GRRegs:$dst2), 504 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3, 505 GRRegs:$src4), 506 "maccs $dst1, $dst2, $src3, $src4", 507 []>; 508} 509 510let Constraints = "$src1 = $dst1" in 511def CRC8_l4r : _L4R<(outs GRRegs:$dst1, GRRegs:$dst2), 512 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3), 513 "crc8 $dst1, $dst2, $src2, $src3", 514 []>; 515 516// Five operand long 517 518def LADD_l5r : _L5R<(outs GRRegs:$dst1, GRRegs:$dst2), 519 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3), 520 "ladd $dst1, $dst2, $src1, $src2, $src3", 521 []>; 522 523def LSUB_l5r : _L5R<(outs GRRegs:$dst1, GRRegs:$dst2), 524 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3), 525 "lsub $dst1, $dst2, $src1, $src2, $src3", 526 []>; 527 528def LDIV_l5r : _L5R<(outs GRRegs:$dst1, GRRegs:$dst2), 529 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3), 530 "ldiv $dst1, $dst2, $src1, $src2, $src3", 531 []>; 532 533// Six operand long 534 535def LMUL_l6r : _L6R<(outs GRRegs:$dst1, GRRegs:$dst2), 536 (ins GRRegs:$src1, GRRegs:$src2, GRRegs:$src3, 537 GRRegs:$src4), 538 "lmul $dst1, $dst2, $src1, $src2, $src3, $src4", 539 []>; 540 541// Register - U6 542 543//let Uses = [DP] in ... 544let neverHasSideEffects = 1, isReMaterializable = 1 in 545def LDAWDP_ru6: _FRU6<(outs GRRegs:$dst), (ins MEMii:$a), 546 "ldaw $dst, dp[$a]", 547 []>; 548 549let isReMaterializable = 1 in 550def LDAWDP_lru6: _FLRU6< 551 (outs GRRegs:$dst), (ins MEMii:$a), 552 "ldaw $dst, dp[$a]", 553 [(set GRRegs:$dst, ADDRdpii:$a)]>; 554 555let mayLoad=1 in 556def LDWDP_ru6: _FRU6<(outs GRRegs:$dst), (ins MEMii:$a), 557 "ldw $dst, dp[$a]", 558 []>; 559 560def LDWDP_lru6: _FLRU6< 561 (outs GRRegs:$dst), (ins MEMii:$a), 562 "ldw $dst, dp[$a]", 563 [(set GRRegs:$dst, (load ADDRdpii:$a))]>; 564 565let mayStore=1 in 566def STWDP_ru6 : _FRU6<(outs), (ins GRRegs:$val, MEMii:$addr), 567 "stw $val, dp[$addr]", 568 []>; 569 570def STWDP_lru6 : _FLRU6<(outs), (ins GRRegs:$val, MEMii:$addr), 571 "stw $val, dp[$addr]", 572 [(store GRRegs:$val, ADDRdpii:$addr)]>; 573 574//let Uses = [CP] in .. 575let mayLoad = 1, isReMaterializable = 1, neverHasSideEffects = 1 in 576defm LDWCP : FRU6_LRU6_cp<"ldw">; 577 578let Uses = [SP] in { 579let mayStore=1 in { 580def STWSP_ru6 : _FRU6< 581 (outs), (ins GRRegs:$val, i32imm:$index), 582 "stw $val, sp[$index]", 583 [(XCoreStwsp GRRegs:$val, immU6:$index)]>; 584 585def STWSP_lru6 : _FLRU6< 586 (outs), (ins GRRegs:$val, i32imm:$index), 587 "stw $val, sp[$index]", 588 [(XCoreStwsp GRRegs:$val, immU16:$index)]>; 589} 590 591let mayLoad=1 in { 592def LDWSP_ru6 : _FRU6< 593 (outs GRRegs:$dst), (ins i32imm:$b), 594 "ldw $dst, sp[$b]", 595 []>; 596 597def LDWSP_lru6 : _FLRU6< 598 (outs GRRegs:$dst), (ins i32imm:$b), 599 "ldw $dst, sp[$b]", 600 []>; 601} 602 603let neverHasSideEffects = 1 in { 604def LDAWSP_ru6 : _FRU6< 605 (outs GRRegs:$dst), (ins i32imm:$b), 606 "ldaw $dst, sp[$b]", 607 []>; 608 609def LDAWSP_lru6 : _FLRU6< 610 (outs GRRegs:$dst), (ins i32imm:$b), 611 "ldaw $dst, sp[$b]", 612 []>; 613 614def LDAWSP_ru6_RRegs : _FRU6< 615 (outs RRegs:$dst), (ins i32imm:$b), 616 "ldaw $dst, sp[$b]", 617 []>; 618 619def LDAWSP_lru6_RRegs : _FLRU6< 620 (outs RRegs:$dst), (ins i32imm:$b), 621 "ldaw $dst, sp[$b]", 622 []>; 623} 624} 625 626let isReMaterializable = 1 in { 627def LDC_ru6 : _FRU6< 628 (outs GRRegs:$dst), (ins i32imm:$b), 629 "ldc $dst, $b", 630 [(set GRRegs:$dst, immU6:$b)]>; 631 632def LDC_lru6 : _FLRU6< 633 (outs GRRegs:$dst), (ins i32imm:$b), 634 "ldc $dst, $b", 635 [(set GRRegs:$dst, immU16:$b)]>; 636} 637 638def SETC_ru6 : _FRU6<(outs), (ins GRRegs:$r, i32imm:$val), 639 "setc res[$r], $val", 640 [(int_xcore_setc GRRegs:$r, immU6:$val)]>; 641 642def SETC_lru6 : _FLRU6<(outs), (ins GRRegs:$r, i32imm:$val), 643 "setc res[$r], $val", 644 [(int_xcore_setc GRRegs:$r, immU16:$val)]>; 645 646// Operand register - U6 647let isBranch = 1, isTerminator = 1 in { 648defm BRFT: FRU6_LRU6_branch<"bt">; 649defm BRBT: FRU6_LRU6_branch<"bt">; 650defm BRFF: FRU6_LRU6_branch<"bf">; 651defm BRBF: FRU6_LRU6_branch<"bf">; 652} 653 654// U6 655let Defs = [SP], Uses = [SP] in { 656let neverHasSideEffects = 1 in 657defm EXTSP : FU6_LU6_np<"extsp">; 658let mayStore = 1 in 659defm ENTSP : FU6_LU6_np<"entsp">; 660 661let isReturn = 1, isTerminator = 1, mayLoad = 1, isBarrier = 1 in { 662defm RETSP : FU6_LU6<"retsp", XCoreRetsp>; 663} 664} 665 666// TODO extdp, kentsp, krestsp, blat 667// getsr, kalli 668let isBranch = 1, isTerminator = 1, isBarrier = 1 in { 669def BRBU_u6 : _FU6< 670 (outs), 671 (ins brtarget:$target), 672 "bu $target", 673 []>; 674 675def BRBU_lu6 : _FLU6< 676 (outs), 677 (ins brtarget:$target), 678 "bu $target", 679 []>; 680 681def BRFU_u6 : _FU6< 682 (outs), 683 (ins brtarget:$target), 684 "bu $target", 685 []>; 686 687def BRFU_lu6 : _FLU6< 688 (outs), 689 (ins brtarget:$target), 690 "bu $target", 691 []>; 692} 693 694//let Uses = [CP] in ... 695let Defs = [R11], neverHasSideEffects = 1, isReMaterializable = 1 in 696def LDAWCP_u6: _FRU6<(outs), (ins MEMii:$a), 697 "ldaw r11, cp[$a]", 698 []>; 699 700let Defs = [R11], isReMaterializable = 1 in 701def LDAWCP_lu6: _FLRU6< 702 (outs), (ins MEMii:$a), 703 "ldaw r11, cp[$a]", 704 [(set R11, ADDRcpii:$a)]>; 705 706defm SETSR : FU6_LU6_int<"setsr", int_xcore_setsr>; 707 708defm CLRSR : FU6_LU6_int<"clrsr", int_xcore_clrsr>; 709 710// setsr may cause a branch if it is used to enable events. clrsr may 711// branch if it is executed while events are enabled. 712let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in { 713defm SETSR_branch : FU6_LU6_np<"setsr">; 714defm CLRSR_branch : FU6_LU6_np<"clrsr">; 715} 716 717// U10 718// TODO ldwcpl, blacp 719 720let Defs = [R11], isReMaterializable = 1, neverHasSideEffects = 1 in 721def LDAP_u10 : _FU10< 722 (outs), 723 (ins i32imm:$addr), 724 "ldap r11, $addr", 725 []>; 726 727let Defs = [R11], isReMaterializable = 1 in 728def LDAP_lu10 : _FLU10< 729 (outs), 730 (ins i32imm:$addr), 731 "ldap r11, $addr", 732 [(set R11, (pcrelwrapper tglobaladdr:$addr))]>; 733 734let Defs = [R11], isReMaterializable = 1 in 735def LDAP_lu10_ba : _FLU10<(outs), 736 (ins i32imm:$addr), 737 "ldap r11, $addr", 738 [(set R11, (pcrelwrapper tblockaddress:$addr))]>; 739 740let isCall=1, 741// All calls clobber the link register and the non-callee-saved registers: 742Defs = [R0, R1, R2, R3, R11, LR], Uses = [SP] in { 743def BL_u10 : _FU10< 744 (outs), 745 (ins calltarget:$target, variable_ops), 746 "bl $target", 747 [(XCoreBranchLink immU10:$target)]>; 748 749def BL_lu10 : _FLU10< 750 (outs), 751 (ins calltarget:$target, variable_ops), 752 "bl $target", 753 [(XCoreBranchLink immU20:$target)]>; 754} 755 756// Two operand short 757// TODO eet, eef, tsetmr 758def NOT : _F2R<(outs GRRegs:$dst), (ins GRRegs:$b), 759 "not $dst, $b", 760 [(set GRRegs:$dst, (not GRRegs:$b))]>; 761 762def NEG : _F2R<(outs GRRegs:$dst), (ins GRRegs:$b), 763 "neg $dst, $b", 764 [(set GRRegs:$dst, (ineg GRRegs:$b))]>; 765 766let Constraints = "$src1 = $dst" in { 767def SEXT_rus : _FRUS<(outs GRRegs:$dst), (ins GRRegs:$src1, i32imm:$src2), 768 "sext $dst, $src2", 769 [(set GRRegs:$dst, (int_xcore_sext GRRegs:$src1, 770 immBitp:$src2))]>; 771 772def SEXT_2r : _FRUS<(outs GRRegs:$dst), (ins GRRegs:$src1, GRRegs:$src2), 773 "sext $dst, $src2", 774 [(set GRRegs:$dst, (int_xcore_sext GRRegs:$src1, 775 GRRegs:$src2))]>; 776 777def ZEXT_rus : _FRUS<(outs GRRegs:$dst), (ins GRRegs:$src1, i32imm:$src2), 778 "zext $dst, $src2", 779 [(set GRRegs:$dst, (int_xcore_zext GRRegs:$src1, 780 immBitp:$src2))]>; 781 782def ZEXT_2r : _FRUS<(outs GRRegs:$dst), (ins GRRegs:$src1, GRRegs:$src2), 783 "zext $dst, $src2", 784 [(set GRRegs:$dst, (int_xcore_zext GRRegs:$src1, 785 GRRegs:$src2))]>; 786 787def ANDNOT_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$src1, GRRegs:$src2), 788 "andnot $dst, $src2", 789 [(set GRRegs:$dst, (and GRRegs:$src1, (not GRRegs:$src2)))]>; 790} 791 792let isReMaterializable = 1, neverHasSideEffects = 1 in 793def MKMSK_rus : _FRUS<(outs GRRegs:$dst), (ins i32imm:$size), 794 "mkmsk $dst, $size", 795 []>; 796 797def MKMSK_2r : _FRUS<(outs GRRegs:$dst), (ins GRRegs:$size), 798 "mkmsk $dst, $size", 799 [(set GRRegs:$dst, (add (shl 1, GRRegs:$size), 0xffffffff))]>; 800 801def GETR_rus : _FRUS<(outs GRRegs:$dst), (ins i32imm:$type), 802 "getr $dst, $type", 803 [(set GRRegs:$dst, (int_xcore_getr immUs:$type))]>; 804 805def GETTS_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r), 806 "getts $dst, res[$r]", 807 [(set GRRegs:$dst, (int_xcore_getts GRRegs:$r))]>; 808 809def SETPT_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 810 "setpt res[$r], $val", 811 [(int_xcore_setpt GRRegs:$r, GRRegs:$val)]>; 812 813def OUTCT_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 814 "outct res[$r], $val", 815 [(int_xcore_outct GRRegs:$r, GRRegs:$val)]>; 816 817def OUTCT_rus : _F2R<(outs), (ins GRRegs:$r, i32imm:$val), 818 "outct res[$r], $val", 819 [(int_xcore_outct GRRegs:$r, immUs:$val)]>; 820 821def OUTT_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 822 "outt res[$r], $val", 823 [(int_xcore_outt GRRegs:$r, GRRegs:$val)]>; 824 825def OUT_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 826 "out res[$r], $val", 827 [(int_xcore_out GRRegs:$r, GRRegs:$val)]>; 828 829let Constraints = "$src = $dst" in 830def OUTSHR_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r, GRRegs:$src), 831 "outshr res[$r], $src", 832 [(set GRRegs:$dst, (int_xcore_outshr GRRegs:$r, 833 GRRegs:$src))]>; 834 835def INCT_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r), 836 "inct $dst, res[$r]", 837 [(set GRRegs:$dst, (int_xcore_inct GRRegs:$r))]>; 838 839def INT_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r), 840 "int $dst, res[$r]", 841 [(set GRRegs:$dst, (int_xcore_int GRRegs:$r))]>; 842 843def IN_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r), 844 "in $dst, res[$r]", 845 [(set GRRegs:$dst, (int_xcore_in GRRegs:$r))]>; 846 847let Constraints = "$src = $dst" in 848def INSHR_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r, GRRegs:$src), 849 "inshr $dst, res[$r]", 850 [(set GRRegs:$dst, (int_xcore_inshr GRRegs:$r, 851 GRRegs:$src))]>; 852 853def CHKCT_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 854 "chkct res[$r], $val", 855 [(int_xcore_chkct GRRegs:$r, GRRegs:$val)]>; 856 857def CHKCT_rus : _F2R<(outs), (ins GRRegs:$r, i32imm:$val), 858 "chkct res[$r], $val", 859 [(int_xcore_chkct GRRegs:$r, immUs:$val)]>; 860 861def TESTCT_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$src), 862 "testct $dst, res[$src]", 863 [(set GRRegs:$dst, (int_xcore_testct GRRegs:$src))]>; 864 865def TESTWCT_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$src), 866 "testwct $dst, res[$src]", 867 [(set GRRegs:$dst, (int_xcore_testwct GRRegs:$src))]>; 868 869def SETD_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val), 870 "setd res[$r], $val", 871 [(int_xcore_setd GRRegs:$r, GRRegs:$val)]>; 872 873def GETST_2r : _F2R<(outs GRRegs:$dst), (ins GRRegs:$r), 874 "getst $dst, res[$r]", 875 [(set GRRegs:$dst, (int_xcore_getst GRRegs:$r))]>; 876 877def INITSP_2r : _F2R<(outs), (ins GRRegs:$t, GRRegs:$src), 878 "init t[$t]:sp, $src", 879 [(int_xcore_initsp GRRegs:$t, GRRegs:$src)]>; 880 881def INITPC_2r : _F2R<(outs), (ins GRRegs:$t, GRRegs:$src), 882 "init t[$t]:pc, $src", 883 [(int_xcore_initpc GRRegs:$t, GRRegs:$src)]>; 884 885def INITCP_2r : _F2R<(outs), (ins GRRegs:$t, GRRegs:$src), 886 "init t[$t]:cp, $src", 887 [(int_xcore_initcp GRRegs:$t, GRRegs:$src)]>; 888 889def INITDP_2r : _F2R<(outs), (ins GRRegs:$t, GRRegs:$src), 890 "init t[$t]:dp, $src", 891 [(int_xcore_initdp GRRegs:$t, GRRegs:$src)]>; 892 893// Two operand long 894// getd, testlcl 895def BITREV_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 896 "bitrev $dst, $src", 897 [(set GRRegs:$dst, (int_xcore_bitrev GRRegs:$src))]>; 898 899def BYTEREV_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 900 "byterev $dst, $src", 901 [(set GRRegs:$dst, (bswap GRRegs:$src))]>; 902 903def CLZ_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 904 "clz $dst, $src", 905 [(set GRRegs:$dst, (ctlz GRRegs:$src))]>; 906 907def SETC_l2r : _FL2R<(outs), (ins GRRegs:$r, GRRegs:$val), 908 "setc res[$r], $val", 909 [(int_xcore_setc GRRegs:$r, GRRegs:$val)]>; 910 911def SETTW_l2r : _FL2R<(outs), (ins GRRegs:$r, GRRegs:$val), 912 "settw res[$r], $val", 913 [(int_xcore_settw GRRegs:$r, GRRegs:$val)]>; 914 915def GETPS_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 916 "get $dst, ps[$src]", 917 [(set GRRegs:$dst, (int_xcore_getps GRRegs:$src))]>; 918 919def SETPS_l2r : _FL2R<(outs), (ins GRRegs:$src1, GRRegs:$src2), 920 "set ps[$src1], $src2", 921 [(int_xcore_setps GRRegs:$src1, GRRegs:$src2)]>; 922 923def INITLR_l2r : _FL2R<(outs), (ins GRRegs:$t, GRRegs:$src), 924 "init t[$t]:lr, $src", 925 [(int_xcore_initlr GRRegs:$t, GRRegs:$src)]>; 926 927def SETCLK_l2r : _FL2R<(outs), (ins GRRegs:$src1, GRRegs:$src2), 928 "setclk res[$src1], $src2", 929 [(int_xcore_setclk GRRegs:$src1, GRRegs:$src2)]>; 930 931def SETRDY_l2r : _FL2R<(outs), (ins GRRegs:$src1, GRRegs:$src2), 932 "setrdy res[$src1], $src2", 933 [(int_xcore_setrdy GRRegs:$src1, GRRegs:$src2)]>; 934 935def SETPSC_l2r : _FL2R<(outs), (ins GRRegs:$src1, GRRegs:$src2), 936 "setpsc res[$src1], $src2", 937 [(int_xcore_setpsc GRRegs:$src1, GRRegs:$src2)]>; 938 939def PEEK_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 940 "peek $dst, res[$src]", 941 [(set GRRegs:$dst, (int_xcore_peek GRRegs:$src))]>; 942 943def ENDIN_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src), 944 "endin $dst, res[$src]", 945 [(set GRRegs:$dst, (int_xcore_endin GRRegs:$src))]>; 946 947// One operand short 948// TODO edu, eeu, waitet, waitef, tstart, clrtp 949// setdp, setcp, setev, kcall 950// dgetreg 951def MSYNC_1r : _F1R<(outs), (ins GRRegs:$i), 952 "msync res[$i]", 953 [(int_xcore_msync GRRegs:$i)]>; 954def MJOIN_1r : _F1R<(outs), (ins GRRegs:$i), 955 "mjoin res[$i]", 956 [(int_xcore_mjoin GRRegs:$i)]>; 957 958let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in 959def BAU_1r : _F1R<(outs), (ins GRRegs:$addr), 960 "bau $addr", 961 [(brind GRRegs:$addr)]>; 962 963let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in 964def BR_JT : PseudoInstXCore<(outs), (ins InlineJT:$t, GRRegs:$i), 965 "bru $i\n$t", 966 [(XCoreBR_JT tjumptable:$t, GRRegs:$i)]>; 967 968let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1 in 969def BR_JT32 : PseudoInstXCore<(outs), (ins InlineJT32:$t, GRRegs:$i), 970 "bru $i\n$t", 971 [(XCoreBR_JT32 tjumptable:$t, GRRegs:$i)]>; 972 973let Defs=[SP], neverHasSideEffects=1 in 974def SETSP_1r : _F1R<(outs), (ins GRRegs:$src), 975 "set sp, $src", 976 []>; 977 978let hasCtrlDep = 1 in 979def ECALLT_1r : _F1R<(outs), (ins GRRegs:$src), 980 "ecallt $src", 981 []>; 982 983let hasCtrlDep = 1 in 984def ECALLF_1r : _F1R<(outs), (ins GRRegs:$src), 985 "ecallf $src", 986 []>; 987 988let isCall=1, 989// All calls clobber the link register and the non-callee-saved registers: 990Defs = [R0, R1, R2, R3, R11, LR], Uses = [SP] in { 991def BLA_1r : _F1R<(outs), (ins GRRegs:$addr, variable_ops), 992 "bla $addr", 993 [(XCoreBranchLink GRRegs:$addr)]>; 994} 995 996def SYNCR_1r : _F1R<(outs), (ins GRRegs:$r), 997 "syncr res[$r]", 998 [(int_xcore_syncr GRRegs:$r)]>; 999 1000def FREER_1r : _F1R<(outs), (ins GRRegs:$r), 1001 "freer res[$r]", 1002 [(int_xcore_freer GRRegs:$r)]>; 1003 1004let Uses=[R11] in { 1005def SETV_1r : _F1R<(outs), (ins GRRegs:$r), 1006 "setv res[$r], r11", 1007 [(int_xcore_setv GRRegs:$r, R11)]>; 1008 1009def SETEV_1r : _F1R<(outs), (ins GRRegs:$r), 1010 "setev res[$r], r11", 1011 [(int_xcore_setev GRRegs:$r, R11)]>; 1012} 1013 1014def EEU_1r : _F1R<(outs), (ins GRRegs:$r), 1015 "eeu res[$r]", 1016 [(int_xcore_eeu GRRegs:$r)]>; 1017 1018// Zero operand short 1019// TODO freet, ldspc, stspc, ldssr, stssr, ldsed, stsed, 1020// stet, getkep, getksp, setkep, getid, kret, dcall, dret, 1021// dentsp, drestsp 1022 1023def CLRE_0R : _F0R<(outs), (ins), "clre", [(int_xcore_clre)]>; 1024 1025let Defs = [R11] in { 1026def GETID_0R : _F0R<(outs), (ins), 1027 "get r11, id", 1028 [(set R11, (int_xcore_getid))]>; 1029 1030def GETED_0R : _F0R<(outs), (ins), 1031 "get r11, ed", 1032 [(set R11, (int_xcore_geted))]>; 1033 1034def GETET_0R : _F0R<(outs), (ins), 1035 "get r11, et", 1036 [(set R11, (int_xcore_getet))]>; 1037} 1038 1039def SSYNC_0r : _F0R<(outs), (ins), 1040 "ssync", 1041 [(int_xcore_ssync)]>; 1042 1043let isBranch=1, isIndirectBranch=1, isTerminator=1, isBarrier = 1, 1044 hasSideEffects = 1 in 1045def WAITEU_0R : _F0R<(outs), (ins), 1046 "waiteu", 1047 [(brind (int_xcore_waitevent))]>; 1048 1049//===----------------------------------------------------------------------===// 1050// Non-Instruction Patterns 1051//===----------------------------------------------------------------------===// 1052 1053def : Pat<(XCoreBranchLink tglobaladdr:$addr), (BL_lu10 tglobaladdr:$addr)>; 1054def : Pat<(XCoreBranchLink texternalsym:$addr), (BL_lu10 texternalsym:$addr)>; 1055 1056/// sext_inreg 1057def : Pat<(sext_inreg GRRegs:$b, i1), (SEXT_rus GRRegs:$b, 1)>; 1058def : Pat<(sext_inreg GRRegs:$b, i8), (SEXT_rus GRRegs:$b, 8)>; 1059def : Pat<(sext_inreg GRRegs:$b, i16), (SEXT_rus GRRegs:$b, 16)>; 1060 1061/// loads 1062def : Pat<(zextloadi8 (add GRRegs:$addr, GRRegs:$offset)), 1063 (LD8U_3r GRRegs:$addr, GRRegs:$offset)>; 1064def : Pat<(zextloadi8 GRRegs:$addr), (LD8U_3r GRRegs:$addr, (LDC_ru6 0))>; 1065 1066def : Pat<(sextloadi16 (lda16f GRRegs:$addr, GRRegs:$offset)), 1067 (LD16S_3r GRRegs:$addr, GRRegs:$offset)>; 1068def : Pat<(sextloadi16 GRRegs:$addr), (LD16S_3r GRRegs:$addr, (LDC_ru6 0))>; 1069 1070def : Pat<(load (ldawf GRRegs:$addr, GRRegs:$offset)), 1071 (LDW_3r GRRegs:$addr, GRRegs:$offset)>; 1072def : Pat<(load (add GRRegs:$addr, immUs4:$offset)), 1073 (LDW_2rus GRRegs:$addr, (div4_xform immUs4:$offset))>; 1074def : Pat<(load GRRegs:$addr), (LDW_2rus GRRegs:$addr, 0)>; 1075 1076/// anyext 1077def : Pat<(extloadi8 (add GRRegs:$addr, GRRegs:$offset)), 1078 (LD8U_3r GRRegs:$addr, GRRegs:$offset)>; 1079def : Pat<(extloadi8 GRRegs:$addr), (LD8U_3r GRRegs:$addr, (LDC_ru6 0))>; 1080def : Pat<(extloadi16 (lda16f GRRegs:$addr, GRRegs:$offset)), 1081 (LD16S_3r GRRegs:$addr, GRRegs:$offset)>; 1082def : Pat<(extloadi16 GRRegs:$addr), (LD16S_3r GRRegs:$addr, (LDC_ru6 0))>; 1083 1084/// stores 1085def : Pat<(truncstorei8 GRRegs:$val, (add GRRegs:$addr, GRRegs:$offset)), 1086 (ST8_l3r GRRegs:$val, GRRegs:$addr, GRRegs:$offset)>; 1087def : Pat<(truncstorei8 GRRegs:$val, GRRegs:$addr), 1088 (ST8_l3r GRRegs:$val, GRRegs:$addr, (LDC_ru6 0))>; 1089 1090def : Pat<(truncstorei16 GRRegs:$val, (lda16f GRRegs:$addr, GRRegs:$offset)), 1091 (ST16_l3r GRRegs:$val, GRRegs:$addr, GRRegs:$offset)>; 1092def : Pat<(truncstorei16 GRRegs:$val, GRRegs:$addr), 1093 (ST16_l3r GRRegs:$val, GRRegs:$addr, (LDC_ru6 0))>; 1094 1095def : Pat<(store GRRegs:$val, (ldawf GRRegs:$addr, GRRegs:$offset)), 1096 (STW_3r GRRegs:$val, GRRegs:$addr, GRRegs:$offset)>; 1097def : Pat<(store GRRegs:$val, (add GRRegs:$addr, immUs4:$offset)), 1098 (STW_2rus GRRegs:$val, GRRegs:$addr, (div4_xform immUs4:$offset))>; 1099def : Pat<(store GRRegs:$val, GRRegs:$addr), 1100 (STW_2rus GRRegs:$val, GRRegs:$addr, 0)>; 1101 1102/// cttz 1103def : Pat<(cttz GRRegs:$src), (CLZ_l2r (BITREV_l2r GRRegs:$src))>; 1104 1105/// trap 1106def : Pat<(trap), (ECALLF_1r (LDC_ru6 0))>; 1107 1108/// 1109/// branch patterns 1110/// 1111 1112// unconditional branch 1113def : Pat<(br bb:$addr), (BRFU_lu6 bb:$addr)>; 1114 1115// direct match equal/notequal zero brcond 1116def : Pat<(brcond (setne GRRegs:$lhs, 0), bb:$dst), 1117 (BRFT_lru6 GRRegs:$lhs, bb:$dst)>; 1118def : Pat<(brcond (seteq GRRegs:$lhs, 0), bb:$dst), 1119 (BRFF_lru6 GRRegs:$lhs, bb:$dst)>; 1120 1121def : Pat<(brcond (setle GRRegs:$lhs, GRRegs:$rhs), bb:$dst), 1122 (BRFF_lru6 (LSS_3r GRRegs:$rhs, GRRegs:$lhs), bb:$dst)>; 1123def : Pat<(brcond (setule GRRegs:$lhs, GRRegs:$rhs), bb:$dst), 1124 (BRFF_lru6 (LSU_3r GRRegs:$rhs, GRRegs:$lhs), bb:$dst)>; 1125def : Pat<(brcond (setge GRRegs:$lhs, GRRegs:$rhs), bb:$dst), 1126 (BRFF_lru6 (LSS_3r GRRegs:$lhs, GRRegs:$rhs), bb:$dst)>; 1127def : Pat<(brcond (setuge GRRegs:$lhs, GRRegs:$rhs), bb:$dst), 1128 (BRFF_lru6 (LSU_3r GRRegs:$lhs, GRRegs:$rhs), bb:$dst)>; 1129def : Pat<(brcond (setne GRRegs:$lhs, GRRegs:$rhs), bb:$dst), 1130 (BRFF_lru6 (EQ_3r GRRegs:$lhs, GRRegs:$rhs), bb:$dst)>; 1131def : Pat<(brcond (setne GRRegs:$lhs, immUs:$rhs), bb:$dst), 1132 (BRFF_lru6 (EQ_2rus GRRegs:$lhs, immUs:$rhs), bb:$dst)>; 1133 1134// generic brcond pattern 1135def : Pat<(brcond GRRegs:$cond, bb:$addr), (BRFT_lru6 GRRegs:$cond, bb:$addr)>; 1136 1137 1138/// 1139/// Select patterns 1140/// 1141 1142// direct match equal/notequal zero select 1143def : Pat<(select (setne GRRegs:$lhs, 0), GRRegs:$T, GRRegs:$F), 1144 (SELECT_CC GRRegs:$lhs, GRRegs:$T, GRRegs:$F)>; 1145 1146def : Pat<(select (seteq GRRegs:$lhs, 0), GRRegs:$T, GRRegs:$F), 1147 (SELECT_CC GRRegs:$lhs, GRRegs:$F, GRRegs:$T)>; 1148 1149def : Pat<(select (setle GRRegs:$lhs, GRRegs:$rhs), GRRegs:$T, GRRegs:$F), 1150 (SELECT_CC (LSS_3r GRRegs:$rhs, GRRegs:$lhs), GRRegs:$F, GRRegs:$T)>; 1151def : Pat<(select (setule GRRegs:$lhs, GRRegs:$rhs), GRRegs:$T, GRRegs:$F), 1152 (SELECT_CC (LSU_3r GRRegs:$rhs, GRRegs:$lhs), GRRegs:$F, GRRegs:$T)>; 1153def : Pat<(select (setge GRRegs:$lhs, GRRegs:$rhs), GRRegs:$T, GRRegs:$F), 1154 (SELECT_CC (LSS_3r GRRegs:$lhs, GRRegs:$rhs), GRRegs:$F, GRRegs:$T)>; 1155def : Pat<(select (setuge GRRegs:$lhs, GRRegs:$rhs), GRRegs:$T, GRRegs:$F), 1156 (SELECT_CC (LSU_3r GRRegs:$lhs, GRRegs:$rhs), GRRegs:$F, GRRegs:$T)>; 1157def : Pat<(select (setne GRRegs:$lhs, GRRegs:$rhs), GRRegs:$T, GRRegs:$F), 1158 (SELECT_CC (EQ_3r GRRegs:$lhs, GRRegs:$rhs), GRRegs:$F, GRRegs:$T)>; 1159def : Pat<(select (setne GRRegs:$lhs, immUs:$rhs), GRRegs:$T, GRRegs:$F), 1160 (SELECT_CC (EQ_2rus GRRegs:$lhs, immUs:$rhs), GRRegs:$F, GRRegs:$T)>; 1161 1162/// 1163/// setcc patterns, only matched when none of the above brcond 1164/// patterns match 1165/// 1166 1167// setcc 2 register operands 1168def : Pat<(setle GRRegs:$lhs, GRRegs:$rhs), 1169 (EQ_2rus (LSS_3r GRRegs:$rhs, GRRegs:$lhs), 0)>; 1170def : Pat<(setule GRRegs:$lhs, GRRegs:$rhs), 1171 (EQ_2rus (LSU_3r GRRegs:$rhs, GRRegs:$lhs), 0)>; 1172 1173def : Pat<(setgt GRRegs:$lhs, GRRegs:$rhs), 1174 (LSS_3r GRRegs:$rhs, GRRegs:$lhs)>; 1175def : Pat<(setugt GRRegs:$lhs, GRRegs:$rhs), 1176 (LSU_3r GRRegs:$rhs, GRRegs:$lhs)>; 1177 1178def : Pat<(setge GRRegs:$lhs, GRRegs:$rhs), 1179 (EQ_2rus (LSS_3r GRRegs:$lhs, GRRegs:$rhs), 0)>; 1180def : Pat<(setuge GRRegs:$lhs, GRRegs:$rhs), 1181 (EQ_2rus (LSU_3r GRRegs:$lhs, GRRegs:$rhs), 0)>; 1182 1183def : Pat<(setlt GRRegs:$lhs, GRRegs:$rhs), 1184 (LSS_3r GRRegs:$lhs, GRRegs:$rhs)>; 1185def : Pat<(setult GRRegs:$lhs, GRRegs:$rhs), 1186 (LSU_3r GRRegs:$lhs, GRRegs:$rhs)>; 1187 1188def : Pat<(setne GRRegs:$lhs, GRRegs:$rhs), 1189 (EQ_2rus (EQ_3r GRRegs:$lhs, GRRegs:$rhs), 0)>; 1190 1191def : Pat<(seteq GRRegs:$lhs, GRRegs:$rhs), 1192 (EQ_3r GRRegs:$lhs, GRRegs:$rhs)>; 1193 1194// setcc reg/imm operands 1195def : Pat<(seteq GRRegs:$lhs, immUs:$rhs), 1196 (EQ_2rus GRRegs:$lhs, immUs:$rhs)>; 1197def : Pat<(setne GRRegs:$lhs, immUs:$rhs), 1198 (EQ_2rus (EQ_2rus GRRegs:$lhs, immUs:$rhs), 0)>; 1199 1200// misc 1201def : Pat<(add GRRegs:$addr, immUs4:$offset), 1202 (LDAWF_l2rus GRRegs:$addr, (div4_xform immUs4:$offset))>; 1203 1204def : Pat<(sub GRRegs:$addr, immUs4:$offset), 1205 (LDAWB_l2rus GRRegs:$addr, (div4_xform immUs4:$offset))>; 1206 1207def : Pat<(and GRRegs:$val, immMskBitp:$mask), 1208 (ZEXT_rus GRRegs:$val, (msksize_xform immMskBitp:$mask))>; 1209 1210// (sub X, imm) gets canonicalized to (add X, -imm). Match this form. 1211def : Pat<(add GRRegs:$src1, immUsNeg:$src2), 1212 (SUB_2rus GRRegs:$src1, (neg_xform immUsNeg:$src2))>; 1213 1214def : Pat<(add GRRegs:$src1, immUs4Neg:$src2), 1215 (LDAWB_l2rus GRRegs:$src1, (div4neg_xform immUs4Neg:$src2))>; 1216 1217/// 1218/// Some peepholes 1219/// 1220 1221def : Pat<(mul GRRegs:$src, 3), 1222 (LDA16F_l3r GRRegs:$src, GRRegs:$src)>; 1223 1224def : Pat<(mul GRRegs:$src, 5), 1225 (LDAWF_l3r GRRegs:$src, GRRegs:$src)>; 1226 1227def : Pat<(mul GRRegs:$src, -3), 1228 (LDAWB_l3r GRRegs:$src, GRRegs:$src)>; 1229 1230// ashr X, 32 is equivalent to ashr X, 31 on the XCore. 1231def : Pat<(sra GRRegs:$src, 31), 1232 (ASHR_l2rus GRRegs:$src, 32)>; 1233 1234def : Pat<(brcond (setlt GRRegs:$lhs, 0), bb:$dst), 1235 (BRFT_lru6 (ASHR_l2rus GRRegs:$lhs, 32), bb:$dst)>; 1236 1237// setge X, 0 is canonicalized to setgt X, -1 1238def : Pat<(brcond (setgt GRRegs:$lhs, -1), bb:$dst), 1239 (BRFF_lru6 (ASHR_l2rus GRRegs:$lhs, 32), bb:$dst)>; 1240 1241def : Pat<(select (setlt GRRegs:$lhs, 0), GRRegs:$T, GRRegs:$F), 1242 (SELECT_CC (ASHR_l2rus GRRegs:$lhs, 32), GRRegs:$T, GRRegs:$F)>; 1243 1244def : Pat<(select (setgt GRRegs:$lhs, -1), GRRegs:$T, GRRegs:$F), 1245 (SELECT_CC (ASHR_l2rus GRRegs:$lhs, 32), GRRegs:$F, GRRegs:$T)>; 1246 1247def : Pat<(setgt GRRegs:$lhs, -1), 1248 (EQ_2rus (ASHR_l2rus GRRegs:$lhs, 32), 0)>; 1249 1250def : Pat<(sra (shl GRRegs:$src, immBpwSubBitp:$imm), immBpwSubBitp:$imm), 1251 (SEXT_rus GRRegs:$src, (bpwsub_xform immBpwSubBitp:$imm))>; 1252