TargetSelectionDAG.td revision ac915b48d8ba73a5d734be5c4a0e1d25cea93252
15ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org//===- TargetSelectionDAG.td - Common code for DAG isels ---*- tablegen -*-===// 243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// The LLVM Compiler Infrastructure 443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// This file is distributed under the University of Illinois Open Source 643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// License. See LICENSE.TXT for details. 743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen//===----------------------------------------------------------------------===// 943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 1043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// This file defines the target-independent interfaces used by SelectionDAG 1143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// instruction selection generators. 1243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 1343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen//===----------------------------------------------------------------------===// 1443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 1543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen//===----------------------------------------------------------------------===// 1643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// Selection DAG Type Constraint definitions. 1743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 1843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// Note that the semantics of these constraints are hard coded into tblgen. To 1943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// modify or add constraints, you have to hack tblgen. 2043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// 2143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 2243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDTypeConstraint<int opnum> { 2343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen int OperandNum = opnum; 2443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen} 2543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 2643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// SDTCisVT - The specified operand has exactly this VT. 2743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDTCisVT<int OpNum, ValueType vt> : SDTypeConstraint<OpNum> { 2843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen ValueType VT = vt; 2943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen} 3043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 3143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDTCisPtrTy<int OpNum> : SDTypeConstraint<OpNum>; 3243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 3371affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org// SDTCisInt - The specified operand has integer type. 3471affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.orgclass SDTCisInt<int OpNum> : SDTypeConstraint<OpNum>; 3543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 3643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen// SDTCisFP - The specified operand has floating-point type. 3743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDTCisFP<int OpNum> : SDTypeConstraint<OpNum>; 38400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org 397be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org// SDTCisVec - The specified operand has a vector type. 407be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.orgclass SDTCisVec<int OpNum> : SDTypeConstraint<OpNum>; 417be3c996bea370e151c9fe4ecf7f779cdc5f87adkasperl@chromium.org 42400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org// SDTCisSameAs - The two specified operands have identical types. 4343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDTCisSameAs<int OpNum, int OtherOp> : SDTypeConstraint<OpNum> { 4443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen int OtherOperandNum = OtherOp; 4543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen} 4643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 4771affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org// SDTCisVTSmallerThanOp - The specified operand is a VT SDNode, and its type is 48400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org// smaller than the 'Other' operand. 49400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.orgclass SDTCisVTSmallerThanOp<int OpNum, int OtherOp> : SDTypeConstraint<OpNum> { 508e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org int OtherOperandNum = OtherOp; 518e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org} 528e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org 538e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.orgclass SDTCisOpSmallerThanOp<int SmallOp, int BigOp> : SDTypeConstraint<SmallOp>{ 54400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org int BigOperandNum = BigOp; 558e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org} 56400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org 578e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org/// SDTCisEltOfVec - This indicates that ThisOp is a scalar type of the same 588e8294a88dc7d58f579aee0ba08c19fc8a616e2dsgjesse@chromium.org/// type as the element type of OtherOp, which is a vector type. 5971affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.orgclass SDTCisEltOfVec<int ThisOp, int OtherOp> 6071affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org : SDTypeConstraint<ThisOp> { 6171affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org int OtherOpNum = OtherOp; 6271affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org} 6371affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org 645ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org/// SDTCisSubVecOfVec - This indicates that ThisOp is a vector type 655ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org/// with length less that of OtherOp, which is a vector type. 665ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgclass SDTCisSubVecOfVec<int ThisOp, int OtherOp> 67400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org : SDTypeConstraint<ThisOp> { 68400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org int OtherOpNum = OtherOp; 695ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org} 705ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org 715ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org//===----------------------------------------------------------------------===// 725ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org// Selection DAG Type Profile definitions. 73400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org// 745ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org// These use the constraints defined above to describe the type requirements of 75ab7dad4f999df008b590c74c2fe3d2e2c67ef7ffjkummerow@chromium.org// the various nodes. These are not hard coded into tblgen, allowing targets to 765ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org// add their own if needed. 77ab7dad4f999df008b590c74c2fe3d2e2c67ef7ffjkummerow@chromium.org// 7871affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org 7971affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org// SDTypeProfile - This profile describes the type requirements of a Selection 8071affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org// DAG node. 81400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.orgclass SDTypeProfile<int numresults, int numoperands, 8271affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org list<SDTypeConstraint> constraints> { 8371affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org int NumResults = numresults; 8471affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org int NumOperands = numoperands; 8571affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org list<SDTypeConstraint> Constraints = constraints; 8671affb54842da76b24f0bb3184e9f0960523f89dkasperl@chromium.org} 87400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org 88400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org// Builtin profiles. 895ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTIntLeaf: SDTypeProfile<1, 0, [SDTCisInt<0>]>; // for 'imm'. 905ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTFPLeaf : SDTypeProfile<1, 0, [SDTCisFP<0>]>; // for 'fpimm'. 915ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTPtrLeaf: SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>; // for '&g'. 925ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTOther : SDTypeProfile<1, 0, [SDTCisVT<0, OtherVT>]>; // for 'vt'. 935ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTUNDEF : SDTypeProfile<1, 0, []>; // for 'undef'. 945ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.orgdef SDTUnaryOp : SDTypeProfile<1, 1, []>; // for bitconvert. 955ec4892aef9cca42940d7d92302abf674365f6b7ager@chromium.org 9643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTIntBinOp : SDTypeProfile<1, 2, [ // add, and, or, xor, udiv, etc. 97400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisInt<0> 9843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 99400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.orgdef SDTIntShiftOp : SDTypeProfile<1, 2, [ // shl, sra, srl 10043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0, 1>, SDTCisInt<0>, SDTCisInt<2> 10143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 10243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTIntBinHiLoOp : SDTypeProfile<2, 2, [ // mulhi, mullo, sdivrem, udivrem 10343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,SDTCisInt<0> 10443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 105400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org 106a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTFPBinOp : SDTypeProfile<1, 2, [ // fadd, fmul, etc. 107400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisFP<0> 108a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 109a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTFPSignOp : SDTypeProfile<1, 2, [ // fcopysign. 110a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisSameAs<0, 1>, SDTCisFP<0>, SDTCisFP<2> 111a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 112a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTFPTernaryOp : SDTypeProfile<1, 3, [ // fmadd, fnmsub, etc. 113a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>, SDTCisFP<0> 114a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 115a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTIntUnaryOp : SDTypeProfile<1, 1, [ // ctlz 11643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0, 1>, SDTCisInt<0> 11743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 11843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTIntExtendOp : SDTypeProfile<1, 1, [ // sext, zext, anyext 11943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisInt<0>, SDTCisInt<1>, SDTCisOpSmallerThanOp<1, 0> 12043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 12143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTIntTruncOp : SDTypeProfile<1, 1, [ // trunc 12243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisInt<0>, SDTCisInt<1>, SDTCisOpSmallerThanOp<0, 1> 12343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 12443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTFPUnaryOp : SDTypeProfile<1, 1, [ // fneg, fsqrt, etc 12543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0, 1>, SDTCisFP<0> 12643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 12743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTFPRoundOp : SDTypeProfile<1, 1, [ // fround 128a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisFP<0>, SDTCisFP<1>, SDTCisOpSmallerThanOp<0, 1> 129a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 130a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTFPExtendOp : SDTypeProfile<1, 1, [ // fextend 131a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisFP<0>, SDTCisFP<1>, SDTCisOpSmallerThanOp<1, 0> 132a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 133a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTIntToFPOp : SDTypeProfile<1, 1, [ // [su]int_to_fp 134a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisFP<0>, SDTCisInt<1> 135a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 136a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTFPToIntOp : SDTypeProfile<1, 1, [ // fp_to_[su]int 137a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisInt<0>, SDTCisFP<1> 138a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 139a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTExtInreg : SDTypeProfile<1, 2, [ // sext_inreg 140400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org SDTCisSameAs<0, 1>, SDTCisInt<0>, SDTCisVT<2, OtherVT>, 141212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.org SDTCisVTSmallerThanOp<2, 1> 142400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org]>; 143212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.org 144212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.orgdef SDTSetCC : SDTypeProfile<1, 3, [ // setcc 145212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.org SDTCisInt<0>, SDTCisSameAs<1, 2>, SDTCisVT<3, OtherVT> 146212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.org]>; 147212d964d8f853ddb1fdf3a64037f3af294d55cf3jkummerow@chromium.org 14843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTSelect : SDTypeProfile<1, 3, [ // select 14943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisInt<1>, SDTCisSameAs<0, 2>, SDTCisSameAs<2, 3> 15043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 15143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 15243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTVSelect : SDTypeProfile<1, 3, [ // vselect 15343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisInt<1>, SDTCisSameAs<0, 2>, SDTCisSameAs<2, 3> 15443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 15543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 15643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTSelectCC : SDTypeProfile<1, 5, [ // select_cc 15743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<1, 2>, SDTCisSameAs<3, 4>, SDTCisSameAs<0, 3>, 15843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisVT<5, OtherVT> 15943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 16043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 16143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTBr : SDTypeProfile<0, 1, [ // br 16243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisVT<0, OtherVT> 16343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 16443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 16543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTBrcond : SDTypeProfile<0, 2, [ // brcond 16643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisInt<0>, SDTCisVT<1, OtherVT> 16726c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.org]>; 16826c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.org 16926c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.orgdef SDTBrind : SDTypeProfile<0, 1, [ // brind 17026c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.org SDTCisPtrTy<0> 17126c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.org]>; 17226c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.org 17326c16f8ef35ec25d36420512a4ceaa74ea2e2b05vegorov@chromium.orgdef SDTNone : SDTypeProfile<0, 0, []>; // ret, trap 174a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org 175a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgdef SDTLoad : SDTypeProfile<1, 1, [ // load 176a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SDTCisPtrTy<1> 177a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org]>; 178a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 179a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgdef SDTStore : SDTypeProfile<0, 2, [ // store 180a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SDTCisPtrTy<1> 181a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org]>; 182a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 183a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgdef SDTIStore : SDTypeProfile<1, 3, [ // indexed store 184a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisSameAs<0, 2>, SDTCisPtrTy<0>, SDTCisPtrTy<3> 185a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 186a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org 187a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTVecShuffle : SDTypeProfile<1, 2, [ 188a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2> 189a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 190a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTVecExtract : SDTypeProfile<1, 2, [ // vector extract 191a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org SDTCisEltOfVec<0, 1>, SDTCisPtrTy<2> 192a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.org]>; 193a55512615f5adc085d23bc8589d155c4b579fb7bkasperl@chromium.orgdef SDTVecInsert : SDTypeProfile<1, 3, [ // vector insert 19443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisEltOfVec<2, 1>, SDTCisSameAs<0, 1>, SDTCisPtrTy<3> 195a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org]>; 19643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 19743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTSubVecExtract : SDTypeProfile<1, 2, [// subvector extract 19843d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSubVecOfVec<0,1>, SDTCisInt<2> 19943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 20043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTSubVecInsert : SDTypeProfile<1, 3, [ // subvector insert 20143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSubVecOfVec<2, 1>, SDTCisSameAs<0,1>, SDTCisInt<3> 20243d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 20343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 204a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgdef SDTPrefetch : SDTypeProfile<0, 4, [ // prefetch 205a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SDTCisPtrTy<0>, SDTCisSameAs<1, 2>, SDTCisSameAs<1, 3>, SDTCisInt<1> 206a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org]>; 207a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org 208a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.orgdef SDTMemBarrier : SDTypeProfile<0, 5, [ // memory barier 209a74f0daeb278665869b4b6a3bc2739e88fed93b1ager@chromium.org SDTCisSameAs<0,1>, SDTCisSameAs<0,2>, SDTCisSameAs<0,3>, SDTCisSameAs<0,4>, 210400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.org SDTCisInt<0> 21143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 212400388edd471bd4d4a97b21c52c1024cd1cc5708rossberg@chromium.orgdef SDTAtomicFence : SDTypeProfile<0, 2, [ 21343d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0,1>, SDTCisPtrTy<0> 21443d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 21543d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansendef SDTAtomic3 : SDTypeProfile<1, 3, [ 21643d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen SDTCisSameAs<0,2>, SDTCisSameAs<0,3>, SDTCisInt<0>, SDTCisPtrTy<1> 21743d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen]>; 21828faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDTAtomic2 : SDTypeProfile<1, 2, [ 21928faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.org SDTCisSameAs<0,2>, SDTCisInt<0>, SDTCisPtrTy<1> 22034e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org]>; 22134e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgdef SDTAtomicStore : SDTypeProfile<0, 2, [ 22234e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org SDTCisPtrTy<0>, SDTCisInt<1> 22334e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org]>; 22434e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgdef SDTAtomicLoad : SDTypeProfile<1, 1, [ 22534e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org SDTCisInt<0>, SDTCisPtrTy<1> 22628faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.org]>; 22734e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org 22834e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgdef SDTConvertOp : SDTypeProfile<1, 5, [ //cvtss, su, us, uu, ff, fs, fu, sf, su 22934e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org SDTCisVT<2, OtherVT>, SDTCisVT<3, OtherVT>, SDTCisPtrTy<4>, SDTCisPtrTy<5> 23028faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.org]>; 23134e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org 23234e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgclass SDCallSeqStart<list<SDTypeConstraint> constraints> : 23334e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org SDTypeProfile<0, 1, constraints>; 23434e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgclass SDCallSeqEnd<list<SDTypeConstraint> constraints> : 23534e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org SDTypeProfile<0, 2, constraints>; 23634e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org 23734e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org//===----------------------------------------------------------------------===// 23834e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org// Selection DAG Node Properties. 23934e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org// 24034e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org// Note: These are hard coded into tblgen. 24128faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.org// 24228faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgclass SDNodeProperty; 24328faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPCommutative : SDNodeProperty; // X op Y == Y op X 24428faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPAssociative : SDNodeProperty; // (X op Y) op Z == X op (Y op Z) 24528faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPHasChain : SDNodeProperty; // R/W chain operand and result 24628faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPOutGlue : SDNodeProperty; // Write a flag result 24728faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPInGlue : SDNodeProperty; // Read a flag operand 24828faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPOptInGlue : SDNodeProperty; // Optionally read a flag operand 24928faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPMayStore : SDNodeProperty; // May write to memory, sets 'mayStore'. 25028faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPMayLoad : SDNodeProperty; // May read memory, sets 'mayLoad'. 25128faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPSideEffect : SDNodeProperty; // Sets 'HasUnmodelledSideEffects'. 25228faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPMemOperand : SDNodeProperty; // Touches memory, has assoc MemOperand 25334e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgdef SDNPVariadic : SDNodeProperty; // Node has variable arguments. 25434e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.orgdef SDNPWantRoot : SDNodeProperty; // ComplexPattern gets the root of match 25528faa982749c4aa9c090939453dea14bb118f613jkummerow@chromium.orgdef SDNPWantParent : SDNodeProperty; // ComplexPattern gets the parent 25634e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org 25734e60787ea1e76f3ee49e859f71f036170c21f0elrn@chromium.org//===----------------------------------------------------------------------===// 258394dbcf9009cf5203b6d85e8b515fcff072040f3erik.corry@gmail.com// Selection DAG Pattern Operations 25943d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansenclass SDPatternOperator; 26043d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen 26143d26ecc3563a46f62a0224030667c8f8f3f6cebchristian.plesner.hansen//===----------------------------------------------------------------------===// 262// Selection DAG Node definitions. 263// 264class SDNode<string opcode, SDTypeProfile typeprof, 265 list<SDNodeProperty> props = [], string sdclass = "SDNode"> 266 : SDPatternOperator { 267 string Opcode = opcode; 268 string SDClass = sdclass; 269 list<SDNodeProperty> Properties = props; 270 SDTypeProfile TypeProfile = typeprof; 271} 272 273// Special TableGen-recognized dag nodes 274def set; 275def implicit; 276def node; 277def srcvalue; 278 279def imm : SDNode<"ISD::Constant" , SDTIntLeaf , [], "ConstantSDNode">; 280def timm : SDNode<"ISD::TargetConstant",SDTIntLeaf, [], "ConstantSDNode">; 281def fpimm : SDNode<"ISD::ConstantFP", SDTFPLeaf , [], "ConstantFPSDNode">; 282def vt : SDNode<"ISD::VALUETYPE" , SDTOther , [], "VTSDNode">; 283def bb : SDNode<"ISD::BasicBlock", SDTOther , [], "BasicBlockSDNode">; 284def cond : SDNode<"ISD::CONDCODE" , SDTOther , [], "CondCodeSDNode">; 285def undef : SDNode<"ISD::UNDEF" , SDTUNDEF , []>; 286def globaladdr : SDNode<"ISD::GlobalAddress", SDTPtrLeaf, [], 287 "GlobalAddressSDNode">; 288def tglobaladdr : SDNode<"ISD::TargetGlobalAddress", SDTPtrLeaf, [], 289 "GlobalAddressSDNode">; 290def globaltlsaddr : SDNode<"ISD::GlobalTLSAddress", SDTPtrLeaf, [], 291 "GlobalAddressSDNode">; 292def tglobaltlsaddr : SDNode<"ISD::TargetGlobalTLSAddress", SDTPtrLeaf, [], 293 "GlobalAddressSDNode">; 294def constpool : SDNode<"ISD::ConstantPool", SDTPtrLeaf, [], 295 "ConstantPoolSDNode">; 296def tconstpool : SDNode<"ISD::TargetConstantPool", SDTPtrLeaf, [], 297 "ConstantPoolSDNode">; 298def jumptable : SDNode<"ISD::JumpTable", SDTPtrLeaf, [], 299 "JumpTableSDNode">; 300def tjumptable : SDNode<"ISD::TargetJumpTable", SDTPtrLeaf, [], 301 "JumpTableSDNode">; 302def frameindex : SDNode<"ISD::FrameIndex", SDTPtrLeaf, [], 303 "FrameIndexSDNode">; 304def tframeindex : SDNode<"ISD::TargetFrameIndex", SDTPtrLeaf, [], 305 "FrameIndexSDNode">; 306def externalsym : SDNode<"ISD::ExternalSymbol", SDTPtrLeaf, [], 307 "ExternalSymbolSDNode">; 308def texternalsym: SDNode<"ISD::TargetExternalSymbol", SDTPtrLeaf, [], 309 "ExternalSymbolSDNode">; 310def blockaddress : SDNode<"ISD::BlockAddress", SDTPtrLeaf, [], 311 "BlockAddressSDNode">; 312def tblockaddress: SDNode<"ISD::TargetBlockAddress", SDTPtrLeaf, [], 313 "BlockAddressSDNode">; 314 315def add : SDNode<"ISD::ADD" , SDTIntBinOp , 316 [SDNPCommutative, SDNPAssociative]>; 317def sub : SDNode<"ISD::SUB" , SDTIntBinOp>; 318def mul : SDNode<"ISD::MUL" , SDTIntBinOp, 319 [SDNPCommutative, SDNPAssociative]>; 320def mulhs : SDNode<"ISD::MULHS" , SDTIntBinOp, [SDNPCommutative]>; 321def mulhu : SDNode<"ISD::MULHU" , SDTIntBinOp, [SDNPCommutative]>; 322def smullohi : SDNode<"ISD::SMUL_LOHI" , SDTIntBinHiLoOp, [SDNPCommutative]>; 323def umullohi : SDNode<"ISD::UMUL_LOHI" , SDTIntBinHiLoOp, [SDNPCommutative]>; 324def sdiv : SDNode<"ISD::SDIV" , SDTIntBinOp>; 325def udiv : SDNode<"ISD::UDIV" , SDTIntBinOp>; 326def srem : SDNode<"ISD::SREM" , SDTIntBinOp>; 327def urem : SDNode<"ISD::UREM" , SDTIntBinOp>; 328def sdivrem : SDNode<"ISD::SDIVREM" , SDTIntBinHiLoOp>; 329def udivrem : SDNode<"ISD::UDIVREM" , SDTIntBinHiLoOp>; 330def srl : SDNode<"ISD::SRL" , SDTIntShiftOp>; 331def sra : SDNode<"ISD::SRA" , SDTIntShiftOp>; 332def shl : SDNode<"ISD::SHL" , SDTIntShiftOp>; 333def rotl : SDNode<"ISD::ROTL" , SDTIntShiftOp>; 334def rotr : SDNode<"ISD::ROTR" , SDTIntShiftOp>; 335def and : SDNode<"ISD::AND" , SDTIntBinOp, 336 [SDNPCommutative, SDNPAssociative]>; 337def or : SDNode<"ISD::OR" , SDTIntBinOp, 338 [SDNPCommutative, SDNPAssociative]>; 339def xor : SDNode<"ISD::XOR" , SDTIntBinOp, 340 [SDNPCommutative, SDNPAssociative]>; 341def addc : SDNode<"ISD::ADDC" , SDTIntBinOp, 342 [SDNPCommutative, SDNPOutGlue]>; 343def adde : SDNode<"ISD::ADDE" , SDTIntBinOp, 344 [SDNPCommutative, SDNPOutGlue, SDNPInGlue]>; 345def subc : SDNode<"ISD::SUBC" , SDTIntBinOp, 346 [SDNPOutGlue]>; 347def sube : SDNode<"ISD::SUBE" , SDTIntBinOp, 348 [SDNPOutGlue, SDNPInGlue]>; 349 350def sext_inreg : SDNode<"ISD::SIGN_EXTEND_INREG", SDTExtInreg>; 351def bswap : SDNode<"ISD::BSWAP" , SDTIntUnaryOp>; 352def ctlz : SDNode<"ISD::CTLZ" , SDTIntUnaryOp>; 353def cttz : SDNode<"ISD::CTTZ" , SDTIntUnaryOp>; 354def ctpop : SDNode<"ISD::CTPOP" , SDTIntUnaryOp>; 355def ctlz_zero_undef : SDNode<"ISD::CTLZ_ZERO_UNDEF", SDTIntUnaryOp>; 356def cttz_zero_undef : SDNode<"ISD::CTTZ_ZERO_UNDEF", SDTIntUnaryOp>; 357def sext : SDNode<"ISD::SIGN_EXTEND", SDTIntExtendOp>; 358def zext : SDNode<"ISD::ZERO_EXTEND", SDTIntExtendOp>; 359def anyext : SDNode<"ISD::ANY_EXTEND" , SDTIntExtendOp>; 360def trunc : SDNode<"ISD::TRUNCATE" , SDTIntTruncOp>; 361def bitconvert : SDNode<"ISD::BITCAST" , SDTUnaryOp>; 362def extractelt : SDNode<"ISD::EXTRACT_VECTOR_ELT", SDTVecExtract>; 363def insertelt : SDNode<"ISD::INSERT_VECTOR_ELT", SDTVecInsert>; 364 365 366def fadd : SDNode<"ISD::FADD" , SDTFPBinOp, [SDNPCommutative]>; 367def fsub : SDNode<"ISD::FSUB" , SDTFPBinOp>; 368def fmul : SDNode<"ISD::FMUL" , SDTFPBinOp, [SDNPCommutative]>; 369def fdiv : SDNode<"ISD::FDIV" , SDTFPBinOp>; 370def frem : SDNode<"ISD::FREM" , SDTFPBinOp>; 371def fma : SDNode<"ISD::FMA" , SDTFPTernaryOp>; 372def fabs : SDNode<"ISD::FABS" , SDTFPUnaryOp>; 373def fgetsign : SDNode<"ISD::FGETSIGN" , SDTFPToIntOp>; 374def fneg : SDNode<"ISD::FNEG" , SDTFPUnaryOp>; 375def fsqrt : SDNode<"ISD::FSQRT" , SDTFPUnaryOp>; 376def fsin : SDNode<"ISD::FSIN" , SDTFPUnaryOp>; 377def fcos : SDNode<"ISD::FCOS" , SDTFPUnaryOp>; 378def fexp2 : SDNode<"ISD::FEXP2" , SDTFPUnaryOp>; 379def flog2 : SDNode<"ISD::FLOG2" , SDTFPUnaryOp>; 380def frint : SDNode<"ISD::FRINT" , SDTFPUnaryOp>; 381def ftrunc : SDNode<"ISD::FTRUNC" , SDTFPUnaryOp>; 382def fceil : SDNode<"ISD::FCEIL" , SDTFPUnaryOp>; 383def ffloor : SDNode<"ISD::FFLOOR" , SDTFPUnaryOp>; 384def fnearbyint : SDNode<"ISD::FNEARBYINT" , SDTFPUnaryOp>; 385 386def fround : SDNode<"ISD::FP_ROUND" , SDTFPRoundOp>; 387def fextend : SDNode<"ISD::FP_EXTEND" , SDTFPExtendOp>; 388def fcopysign : SDNode<"ISD::FCOPYSIGN" , SDTFPSignOp>; 389 390def sint_to_fp : SDNode<"ISD::SINT_TO_FP" , SDTIntToFPOp>; 391def uint_to_fp : SDNode<"ISD::UINT_TO_FP" , SDTIntToFPOp>; 392def fp_to_sint : SDNode<"ISD::FP_TO_SINT" , SDTFPToIntOp>; 393def fp_to_uint : SDNode<"ISD::FP_TO_UINT" , SDTFPToIntOp>; 394def f16_to_f32 : SDNode<"ISD::FP16_TO_FP32", SDTIntToFPOp>; 395def f32_to_f16 : SDNode<"ISD::FP32_TO_FP16", SDTFPToIntOp>; 396 397def setcc : SDNode<"ISD::SETCC" , SDTSetCC>; 398def select : SDNode<"ISD::SELECT" , SDTSelect>; 399def vselect : SDNode<"ISD::VSELECT" , SDTVSelect>; 400def selectcc : SDNode<"ISD::SELECT_CC" , SDTSelectCC>; 401 402def brcond : SDNode<"ISD::BRCOND" , SDTBrcond, [SDNPHasChain]>; 403def brind : SDNode<"ISD::BRIND" , SDTBrind, [SDNPHasChain]>; 404def br : SDNode<"ISD::BR" , SDTBr, [SDNPHasChain]>; 405def trap : SDNode<"ISD::TRAP" , SDTNone, 406 [SDNPHasChain, SDNPSideEffect]>; 407def debugtrap : SDNode<"ISD::DEBUGTRAP" , SDTNone, 408 [SDNPHasChain, SDNPSideEffect]>; 409 410def prefetch : SDNode<"ISD::PREFETCH" , SDTPrefetch, 411 [SDNPHasChain, SDNPMayLoad, SDNPMayStore, 412 SDNPMemOperand]>; 413 414def membarrier : SDNode<"ISD::MEMBARRIER" , SDTMemBarrier, 415 [SDNPHasChain, SDNPSideEffect]>; 416 417def atomic_fence : SDNode<"ISD::ATOMIC_FENCE" , SDTAtomicFence, 418 [SDNPHasChain, SDNPSideEffect]>; 419 420def atomic_cmp_swap : SDNode<"ISD::ATOMIC_CMP_SWAP" , SDTAtomic3, 421 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 422def atomic_load_add : SDNode<"ISD::ATOMIC_LOAD_ADD" , SDTAtomic2, 423 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 424def atomic_swap : SDNode<"ISD::ATOMIC_SWAP", SDTAtomic2, 425 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 426def atomic_load_sub : SDNode<"ISD::ATOMIC_LOAD_SUB" , SDTAtomic2, 427 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 428def atomic_load_and : SDNode<"ISD::ATOMIC_LOAD_AND" , SDTAtomic2, 429 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 430def atomic_load_or : SDNode<"ISD::ATOMIC_LOAD_OR" , SDTAtomic2, 431 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 432def atomic_load_xor : SDNode<"ISD::ATOMIC_LOAD_XOR" , SDTAtomic2, 433 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 434def atomic_load_nand: SDNode<"ISD::ATOMIC_LOAD_NAND", SDTAtomic2, 435 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 436def atomic_load_min : SDNode<"ISD::ATOMIC_LOAD_MIN", SDTAtomic2, 437 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 438def atomic_load_max : SDNode<"ISD::ATOMIC_LOAD_MAX", SDTAtomic2, 439 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 440def atomic_load_umin : SDNode<"ISD::ATOMIC_LOAD_UMIN", SDTAtomic2, 441 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 442def atomic_load_umax : SDNode<"ISD::ATOMIC_LOAD_UMAX", SDTAtomic2, 443 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 444def atomic_load : SDNode<"ISD::ATOMIC_LOAD", SDTAtomicLoad, 445 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 446def atomic_store : SDNode<"ISD::ATOMIC_STORE", SDTAtomicStore, 447 [SDNPHasChain, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; 448 449// Do not use ld, st directly. Use load, extload, sextload, zextload, store, 450// and truncst (see below). 451def ld : SDNode<"ISD::LOAD" , SDTLoad, 452 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>; 453def st : SDNode<"ISD::STORE" , SDTStore, 454 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; 455def ist : SDNode<"ISD::STORE" , SDTIStore, 456 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>; 457 458def vector_shuffle : SDNode<"ISD::VECTOR_SHUFFLE", SDTVecShuffle, []>; 459def build_vector : SDNode<"ISD::BUILD_VECTOR", SDTypeProfile<1, -1, []>, []>; 460def scalar_to_vector : SDNode<"ISD::SCALAR_TO_VECTOR", SDTypeProfile<1, 1, []>, 461 []>; 462def vector_extract : SDNode<"ISD::EXTRACT_VECTOR_ELT", 463 SDTypeProfile<1, 2, [SDTCisPtrTy<2>]>, []>; 464def vector_insert : SDNode<"ISD::INSERT_VECTOR_ELT", 465 SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisPtrTy<3>]>, []>; 466 467// This operator does not do subvector type checking. The ARM 468// backend, at least, needs it. 469def vector_extract_subvec : SDNode<"ISD::EXTRACT_SUBVECTOR", 470 SDTypeProfile<1, 2, [SDTCisInt<2>, SDTCisVec<1>, SDTCisVec<0>]>, 471 []>; 472 473// This operator does subvector type checking. 474def extract_subvector : SDNode<"ISD::EXTRACT_SUBVECTOR", SDTSubVecExtract, []>; 475def insert_subvector : SDNode<"ISD::INSERT_SUBVECTOR", SDTSubVecInsert, []>; 476 477// Nodes for intrinsics, you should use the intrinsic itself and let tblgen use 478// these internally. Don't reference these directly. 479def intrinsic_void : SDNode<"ISD::INTRINSIC_VOID", 480 SDTypeProfile<0, -1, [SDTCisPtrTy<0>]>, 481 [SDNPHasChain]>; 482def intrinsic_w_chain : SDNode<"ISD::INTRINSIC_W_CHAIN", 483 SDTypeProfile<1, -1, [SDTCisPtrTy<1>]>, 484 [SDNPHasChain]>; 485def intrinsic_wo_chain : SDNode<"ISD::INTRINSIC_WO_CHAIN", 486 SDTypeProfile<1, -1, [SDTCisPtrTy<1>]>, []>; 487 488// Do not use cvt directly. Use cvt forms below 489def cvt : SDNode<"ISD::CONVERT_RNDSAT", SDTConvertOp>; 490 491//===----------------------------------------------------------------------===// 492// Selection DAG Condition Codes 493 494class CondCode; // ISD::CondCode enums 495def SETOEQ : CondCode; def SETOGT : CondCode; 496def SETOGE : CondCode; def SETOLT : CondCode; def SETOLE : CondCode; 497def SETONE : CondCode; def SETO : CondCode; def SETUO : CondCode; 498def SETUEQ : CondCode; def SETUGT : CondCode; def SETUGE : CondCode; 499def SETULT : CondCode; def SETULE : CondCode; def SETUNE : CondCode; 500 501def SETEQ : CondCode; def SETGT : CondCode; def SETGE : CondCode; 502def SETLT : CondCode; def SETLE : CondCode; def SETNE : CondCode; 503 504 505//===----------------------------------------------------------------------===// 506// Selection DAG Node Transformation Functions. 507// 508// This mechanism allows targets to manipulate nodes in the output DAG once a 509// match has been formed. This is typically used to manipulate immediate 510// values. 511// 512class SDNodeXForm<SDNode opc, code xformFunction> { 513 SDNode Opcode = opc; 514 code XFormFunction = xformFunction; 515} 516 517def NOOP_SDNodeXForm : SDNodeXForm<imm, [{}]>; 518 519//===----------------------------------------------------------------------===// 520// PatPred Subclasses. 521// 522// These allow specifying different sorts of predicates that control whether a 523// node is matched. 524// 525class PatPred; 526 527class CodePatPred<code predicate> : PatPred { 528 code PredicateCode = predicate; 529} 530 531 532//===----------------------------------------------------------------------===// 533// Selection DAG Pattern Fragments. 534// 535// Pattern fragments are reusable chunks of dags that match specific things. 536// They can take arguments and have C++ predicates that control whether they 537// match. They are intended to make the patterns for common instructions more 538// compact and readable. 539// 540 541/// PatFrag - Represents a pattern fragment. This can match something on the 542/// DAG, from a single node to multiple nested other fragments. 543/// 544class PatFrag<dag ops, dag frag, code pred = [{}], 545 SDNodeXForm xform = NOOP_SDNodeXForm> : SDPatternOperator { 546 dag Operands = ops; 547 dag Fragment = frag; 548 code PredicateCode = pred; 549 code ImmediateCode = [{}]; 550 SDNodeXForm OperandTransform = xform; 551} 552 553// PatLeaf's are pattern fragments that have no operands. This is just a helper 554// to define immediates and other common things concisely. 555class PatLeaf<dag frag, code pred = [{}], SDNodeXForm xform = NOOP_SDNodeXForm> 556 : PatFrag<(ops), frag, pred, xform>; 557 558 559// ImmLeaf is a pattern fragment with a constraint on the immediate. The 560// constraint is a function that is run on the immediate (always with the value 561// sign extended out to an int64_t) as Imm. For example: 562// 563// def immSExt8 : ImmLeaf<i16, [{ return (char)Imm == Imm; }]>; 564// 565// this is a more convenient form to match 'imm' nodes in than PatLeaf and also 566// is preferred over using PatLeaf because it allows the code generator to 567// reason more about the constraint. 568// 569// If FastIsel should ignore all instructions that have an operand of this type, 570// the FastIselShouldIgnore flag can be set. This is an optimization to reduce 571// the code size of the generated fast instruction selector. 572class ImmLeaf<ValueType vt, code pred, SDNodeXForm xform = NOOP_SDNodeXForm> 573 : PatFrag<(ops), (vt imm), [{}], xform> { 574 let ImmediateCode = pred; 575 bit FastIselShouldIgnore = 0; 576} 577 578 579// Leaf fragments. 580 581def vtInt : PatLeaf<(vt), [{ return N->getVT().isInteger(); }]>; 582def vtFP : PatLeaf<(vt), [{ return N->getVT().isFloatingPoint(); }]>; 583 584def immAllOnesV: PatLeaf<(build_vector), [{ 585 return ISD::isBuildVectorAllOnes(N); 586}]>; 587def immAllZerosV: PatLeaf<(build_vector), [{ 588 return ISD::isBuildVectorAllZeros(N); 589}]>; 590 591 592 593// Other helper fragments. 594def not : PatFrag<(ops node:$in), (xor node:$in, -1)>; 595def vnot : PatFrag<(ops node:$in), (xor node:$in, immAllOnesV)>; 596def ineg : PatFrag<(ops node:$in), (sub 0, node:$in)>; 597 598// null_frag - The null pattern operator is used in multiclass instantiations 599// which accept an SDPatternOperator for use in matching patterns for internal 600// definitions. When expanding a pattern, if the null fragment is referenced 601// in the expansion, the pattern is discarded and it is as-if '[]' had been 602// specified. This allows multiclasses to have the isel patterns be optional. 603def null_frag : SDPatternOperator; 604 605// load fragments. 606def unindexedload : PatFrag<(ops node:$ptr), (ld node:$ptr), [{ 607 return cast<LoadSDNode>(N)->getAddressingMode() == ISD::UNINDEXED; 608}]>; 609def load : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ 610 return cast<LoadSDNode>(N)->getExtensionType() == ISD::NON_EXTLOAD; 611}]>; 612 613// extending load fragments. 614def extload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ 615 return cast<LoadSDNode>(N)->getExtensionType() == ISD::EXTLOAD; 616}]>; 617def sextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ 618 return cast<LoadSDNode>(N)->getExtensionType() == ISD::SEXTLOAD; 619}]>; 620def zextload : PatFrag<(ops node:$ptr), (unindexedload node:$ptr), [{ 621 return cast<LoadSDNode>(N)->getExtensionType() == ISD::ZEXTLOAD; 622}]>; 623 624def extloadi1 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 625 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i1; 626}]>; 627def extloadi8 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 628 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8; 629}]>; 630def extloadi16 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 631 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16; 632}]>; 633def extloadi32 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 634 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32; 635}]>; 636def extloadf32 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 637 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::f32; 638}]>; 639def extloadf64 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 640 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::f64; 641}]>; 642 643def sextloadi1 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 644 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i1; 645}]>; 646def sextloadi8 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 647 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8; 648}]>; 649def sextloadi16 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 650 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16; 651}]>; 652def sextloadi32 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 653 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32; 654}]>; 655 656def zextloadi1 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 657 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i1; 658}]>; 659def zextloadi8 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 660 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i8; 661}]>; 662def zextloadi16 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 663 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i16; 664}]>; 665def zextloadi32 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 666 return cast<LoadSDNode>(N)->getMemoryVT() == MVT::i32; 667}]>; 668 669def extloadvi1 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 670 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i1; 671}]>; 672def extloadvi8 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 673 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i8; 674}]>; 675def extloadvi16 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 676 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i16; 677}]>; 678def extloadvi32 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 679 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i32; 680}]>; 681def extloadvf32 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 682 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::f32; 683}]>; 684def extloadvf64 : PatFrag<(ops node:$ptr), (extload node:$ptr), [{ 685 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::f64; 686}]>; 687 688def sextloadvi1 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 689 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i1; 690}]>; 691def sextloadvi8 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 692 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i8; 693}]>; 694def sextloadvi16 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 695 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i16; 696}]>; 697def sextloadvi32 : PatFrag<(ops node:$ptr), (sextload node:$ptr), [{ 698 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i32; 699}]>; 700 701def zextloadvi1 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 702 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i1; 703}]>; 704def zextloadvi8 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 705 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i8; 706}]>; 707def zextloadvi16 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 708 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i16; 709}]>; 710def zextloadvi32 : PatFrag<(ops node:$ptr), (zextload node:$ptr), [{ 711 return cast<LoadSDNode>(N)->getMemoryVT().getScalarType() == MVT::i32; 712}]>; 713 714// store fragments. 715def unindexedstore : PatFrag<(ops node:$val, node:$ptr), 716 (st node:$val, node:$ptr), [{ 717 return cast<StoreSDNode>(N)->getAddressingMode() == ISD::UNINDEXED; 718}]>; 719def store : PatFrag<(ops node:$val, node:$ptr), 720 (unindexedstore node:$val, node:$ptr), [{ 721 return !cast<StoreSDNode>(N)->isTruncatingStore(); 722}]>; 723 724// truncstore fragments. 725def truncstore : PatFrag<(ops node:$val, node:$ptr), 726 (unindexedstore node:$val, node:$ptr), [{ 727 return cast<StoreSDNode>(N)->isTruncatingStore(); 728}]>; 729def truncstorei8 : PatFrag<(ops node:$val, node:$ptr), 730 (truncstore node:$val, node:$ptr), [{ 731 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i8; 732}]>; 733def truncstorei16 : PatFrag<(ops node:$val, node:$ptr), 734 (truncstore node:$val, node:$ptr), [{ 735 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i16; 736}]>; 737def truncstorei32 : PatFrag<(ops node:$val, node:$ptr), 738 (truncstore node:$val, node:$ptr), [{ 739 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i32; 740}]>; 741def truncstoref32 : PatFrag<(ops node:$val, node:$ptr), 742 (truncstore node:$val, node:$ptr), [{ 743 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::f32; 744}]>; 745def truncstoref64 : PatFrag<(ops node:$val, node:$ptr), 746 (truncstore node:$val, node:$ptr), [{ 747 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::f64; 748}]>; 749 750// indexed store fragments. 751def istore : PatFrag<(ops node:$val, node:$base, node:$offset), 752 (ist node:$val, node:$base, node:$offset), [{ 753 return !cast<StoreSDNode>(N)->isTruncatingStore(); 754}]>; 755 756def pre_store : PatFrag<(ops node:$val, node:$base, node:$offset), 757 (istore node:$val, node:$base, node:$offset), [{ 758 ISD::MemIndexedMode AM = cast<StoreSDNode>(N)->getAddressingMode(); 759 return AM == ISD::PRE_INC || AM == ISD::PRE_DEC; 760}]>; 761 762def itruncstore : PatFrag<(ops node:$val, node:$base, node:$offset), 763 (ist node:$val, node:$base, node:$offset), [{ 764 return cast<StoreSDNode>(N)->isTruncatingStore(); 765}]>; 766def pre_truncst : PatFrag<(ops node:$val, node:$base, node:$offset), 767 (itruncstore node:$val, node:$base, node:$offset), [{ 768 ISD::MemIndexedMode AM = cast<StoreSDNode>(N)->getAddressingMode(); 769 return AM == ISD::PRE_INC || AM == ISD::PRE_DEC; 770}]>; 771def pre_truncsti1 : PatFrag<(ops node:$val, node:$base, node:$offset), 772 (pre_truncst node:$val, node:$base, node:$offset), [{ 773 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i1; 774}]>; 775def pre_truncsti8 : PatFrag<(ops node:$val, node:$base, node:$offset), 776 (pre_truncst node:$val, node:$base, node:$offset), [{ 777 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i8; 778}]>; 779def pre_truncsti16 : PatFrag<(ops node:$val, node:$base, node:$offset), 780 (pre_truncst node:$val, node:$base, node:$offset), [{ 781 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i16; 782}]>; 783def pre_truncsti32 : PatFrag<(ops node:$val, node:$base, node:$offset), 784 (pre_truncst node:$val, node:$base, node:$offset), [{ 785 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i32; 786}]>; 787def pre_truncstf32 : PatFrag<(ops node:$val, node:$base, node:$offset), 788 (pre_truncst node:$val, node:$base, node:$offset), [{ 789 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::f32; 790}]>; 791 792def post_store : PatFrag<(ops node:$val, node:$ptr, node:$offset), 793 (istore node:$val, node:$ptr, node:$offset), [{ 794 ISD::MemIndexedMode AM = cast<StoreSDNode>(N)->getAddressingMode(); 795 return AM == ISD::POST_INC || AM == ISD::POST_DEC; 796}]>; 797 798def post_truncst : PatFrag<(ops node:$val, node:$base, node:$offset), 799 (itruncstore node:$val, node:$base, node:$offset), [{ 800 ISD::MemIndexedMode AM = cast<StoreSDNode>(N)->getAddressingMode(); 801 return AM == ISD::POST_INC || AM == ISD::POST_DEC; 802}]>; 803def post_truncsti1 : PatFrag<(ops node:$val, node:$base, node:$offset), 804 (post_truncst node:$val, node:$base, node:$offset), [{ 805 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i1; 806}]>; 807def post_truncsti8 : PatFrag<(ops node:$val, node:$base, node:$offset), 808 (post_truncst node:$val, node:$base, node:$offset), [{ 809 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i8; 810}]>; 811def post_truncsti16 : PatFrag<(ops node:$val, node:$base, node:$offset), 812 (post_truncst node:$val, node:$base, node:$offset), [{ 813 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i16; 814}]>; 815def post_truncsti32 : PatFrag<(ops node:$val, node:$base, node:$offset), 816 (post_truncst node:$val, node:$base, node:$offset), [{ 817 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::i32; 818}]>; 819def post_truncstf32 : PatFrag<(ops node:$val, node:$base, node:$offset), 820 (post_truncst node:$val, node:$base, node:$offset), [{ 821 return cast<StoreSDNode>(N)->getMemoryVT() == MVT::f32; 822}]>; 823 824// setcc convenience fragments. 825def setoeq : PatFrag<(ops node:$lhs, node:$rhs), 826 (setcc node:$lhs, node:$rhs, SETOEQ)>; 827def setogt : PatFrag<(ops node:$lhs, node:$rhs), 828 (setcc node:$lhs, node:$rhs, SETOGT)>; 829def setoge : PatFrag<(ops node:$lhs, node:$rhs), 830 (setcc node:$lhs, node:$rhs, SETOGE)>; 831def setolt : PatFrag<(ops node:$lhs, node:$rhs), 832 (setcc node:$lhs, node:$rhs, SETOLT)>; 833def setole : PatFrag<(ops node:$lhs, node:$rhs), 834 (setcc node:$lhs, node:$rhs, SETOLE)>; 835def setone : PatFrag<(ops node:$lhs, node:$rhs), 836 (setcc node:$lhs, node:$rhs, SETONE)>; 837def seto : PatFrag<(ops node:$lhs, node:$rhs), 838 (setcc node:$lhs, node:$rhs, SETO)>; 839def setuo : PatFrag<(ops node:$lhs, node:$rhs), 840 (setcc node:$lhs, node:$rhs, SETUO)>; 841def setueq : PatFrag<(ops node:$lhs, node:$rhs), 842 (setcc node:$lhs, node:$rhs, SETUEQ)>; 843def setugt : PatFrag<(ops node:$lhs, node:$rhs), 844 (setcc node:$lhs, node:$rhs, SETUGT)>; 845def setuge : PatFrag<(ops node:$lhs, node:$rhs), 846 (setcc node:$lhs, node:$rhs, SETUGE)>; 847def setult : PatFrag<(ops node:$lhs, node:$rhs), 848 (setcc node:$lhs, node:$rhs, SETULT)>; 849def setule : PatFrag<(ops node:$lhs, node:$rhs), 850 (setcc node:$lhs, node:$rhs, SETULE)>; 851def setune : PatFrag<(ops node:$lhs, node:$rhs), 852 (setcc node:$lhs, node:$rhs, SETUNE)>; 853def seteq : PatFrag<(ops node:$lhs, node:$rhs), 854 (setcc node:$lhs, node:$rhs, SETEQ)>; 855def setgt : PatFrag<(ops node:$lhs, node:$rhs), 856 (setcc node:$lhs, node:$rhs, SETGT)>; 857def setge : PatFrag<(ops node:$lhs, node:$rhs), 858 (setcc node:$lhs, node:$rhs, SETGE)>; 859def setlt : PatFrag<(ops node:$lhs, node:$rhs), 860 (setcc node:$lhs, node:$rhs, SETLT)>; 861def setle : PatFrag<(ops node:$lhs, node:$rhs), 862 (setcc node:$lhs, node:$rhs, SETLE)>; 863def setne : PatFrag<(ops node:$lhs, node:$rhs), 864 (setcc node:$lhs, node:$rhs, SETNE)>; 865 866def atomic_cmp_swap_8 : 867 PatFrag<(ops node:$ptr, node:$cmp, node:$swap), 868 (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{ 869 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i8; 870}]>; 871def atomic_cmp_swap_16 : 872 PatFrag<(ops node:$ptr, node:$cmp, node:$swap), 873 (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{ 874 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i16; 875}]>; 876def atomic_cmp_swap_32 : 877 PatFrag<(ops node:$ptr, node:$cmp, node:$swap), 878 (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{ 879 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i32; 880}]>; 881def atomic_cmp_swap_64 : 882 PatFrag<(ops node:$ptr, node:$cmp, node:$swap), 883 (atomic_cmp_swap node:$ptr, node:$cmp, node:$swap), [{ 884 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i64; 885}]>; 886 887multiclass binary_atomic_op<SDNode atomic_op> { 888 def _8 : PatFrag<(ops node:$ptr, node:$val), 889 (atomic_op node:$ptr, node:$val), [{ 890 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i8; 891 }]>; 892 def _16 : PatFrag<(ops node:$ptr, node:$val), 893 (atomic_op node:$ptr, node:$val), [{ 894 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i16; 895 }]>; 896 def _32 : PatFrag<(ops node:$ptr, node:$val), 897 (atomic_op node:$ptr, node:$val), [{ 898 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i32; 899 }]>; 900 def _64 : PatFrag<(ops node:$ptr, node:$val), 901 (atomic_op node:$ptr, node:$val), [{ 902 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i64; 903 }]>; 904} 905 906defm atomic_load_add : binary_atomic_op<atomic_load_add>; 907defm atomic_swap : binary_atomic_op<atomic_swap>; 908defm atomic_load_sub : binary_atomic_op<atomic_load_sub>; 909defm atomic_load_and : binary_atomic_op<atomic_load_and>; 910defm atomic_load_or : binary_atomic_op<atomic_load_or>; 911defm atomic_load_xor : binary_atomic_op<atomic_load_xor>; 912defm atomic_load_nand : binary_atomic_op<atomic_load_nand>; 913defm atomic_load_min : binary_atomic_op<atomic_load_min>; 914defm atomic_load_max : binary_atomic_op<atomic_load_max>; 915defm atomic_load_umin : binary_atomic_op<atomic_load_umin>; 916defm atomic_load_umax : binary_atomic_op<atomic_load_umax>; 917defm atomic_store : binary_atomic_op<atomic_store>; 918 919def atomic_load_8 : 920 PatFrag<(ops node:$ptr), 921 (atomic_load node:$ptr), [{ 922 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i8; 923}]>; 924def atomic_load_16 : 925 PatFrag<(ops node:$ptr), 926 (atomic_load node:$ptr), [{ 927 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i16; 928}]>; 929def atomic_load_32 : 930 PatFrag<(ops node:$ptr), 931 (atomic_load node:$ptr), [{ 932 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i32; 933}]>; 934def atomic_load_64 : 935 PatFrag<(ops node:$ptr), 936 (atomic_load node:$ptr), [{ 937 return cast<AtomicSDNode>(N)->getMemoryVT() == MVT::i64; 938}]>; 939 940//===----------------------------------------------------------------------===// 941// Selection DAG CONVERT_RNDSAT patterns 942 943def cvtff : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 944 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 945 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_FF; 946 }]>; 947 948def cvtss : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 949 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 950 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_SS; 951 }]>; 952 953def cvtsu : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 954 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 955 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_SU; 956 }]>; 957 958def cvtus : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 959 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 960 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_US; 961 }]>; 962 963def cvtuu : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 964 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 965 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_UU; 966 }]>; 967 968def cvtsf : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 969 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 970 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_SF; 971 }]>; 972 973def cvtuf : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 974 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 975 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_UF; 976 }]>; 977 978def cvtfs : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 979 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 980 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_FS; 981 }]>; 982 983def cvtfu : PatFrag<(ops node:$val, node:$dty, node:$sty, node:$rd, node:$sat), 984 (cvt node:$val, node:$dty, node:$sty, node:$rd, node:$sat), [{ 985 return cast<CvtRndSatSDNode>(N)->getCvtCode() == ISD::CVT_FU; 986 }]>; 987 988//===----------------------------------------------------------------------===// 989// Selection DAG Pattern Support. 990// 991// Patterns are what are actually matched against by the target-flavored 992// instruction selection DAG. Instructions defined by the target implicitly 993// define patterns in most cases, but patterns can also be explicitly added when 994// an operation is defined by a sequence of instructions (e.g. loading a large 995// immediate value on RISC targets that do not support immediates as large as 996// their GPRs). 997// 998 999class Pattern<dag patternToMatch, list<dag> resultInstrs> { 1000 dag PatternToMatch = patternToMatch; 1001 list<dag> ResultInstrs = resultInstrs; 1002 list<Predicate> Predicates = []; // See class Instruction in Target.td. 1003 int AddedComplexity = 0; // See class Instruction in Target.td. 1004} 1005 1006// Pat - A simple (but common) form of a pattern, which produces a simple result 1007// not needing a full list. 1008class Pat<dag pattern, dag result> : Pattern<pattern, [result]>; 1009 1010//===----------------------------------------------------------------------===// 1011// Complex pattern definitions. 1012// 1013 1014// Complex patterns, e.g. X86 addressing mode, requires pattern matching code 1015// in C++. NumOperands is the number of operands returned by the select function; 1016// SelectFunc is the name of the function used to pattern match the max. pattern; 1017// RootNodes are the list of possible root nodes of the sub-dags to match. 1018// e.g. X86 addressing mode - def addr : ComplexPattern<4, "SelectAddr", [add]>; 1019// 1020class ComplexPattern<ValueType ty, int numops, string fn, 1021 list<SDNode> roots = [], list<SDNodeProperty> props = []> { 1022 ValueType Ty = ty; 1023 int NumOperands = numops; 1024 string SelectFunc = fn; 1025 list<SDNode> RootNodes = roots; 1026 list<SDNodeProperty> Properties = props; 1027} 1028