diff options
Diffstat (limited to 'lib/Target/X86/X86InstrInfo.td')
| -rw-r--r-- | lib/Target/X86/X86InstrInfo.td | 336 |
1 files changed, 226 insertions, 110 deletions
diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 650fa95d7f23..ccc1aa2e35a5 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -142,6 +142,9 @@ def X86sahf : SDNode<"X86ISD::SAHF", SDTX86sahf>; def X86rdrand : SDNode<"X86ISD::RDRAND", SDTX86rdrand, [SDNPHasChain, SDNPSideEffect]>; +def X86rdseed : SDNode<"X86ISD::RDSEED", SDTX86rdrand, + [SDNPHasChain, SDNPSideEffect]>; + def X86cas : SDNode<"X86ISD::LCMPXCHG_DAG", SDTX86cas, [SDNPHasChain, SDNPInGlue, SDNPOutGlue, SDNPMayStore, SDNPMayLoad, SDNPMemOperand]>; @@ -247,9 +250,9 @@ def X86and_flag : SDNode<"X86ISD::AND", SDTBinaryArithWithFlags, [SDNPCommutative]>; def X86andn_flag : SDNode<"X86ISD::ANDN", SDTBinaryArithWithFlags>; -def X86blsi_flag : SDNode<"X86ISD::BLSI", SDTUnaryArithWithFlags>; -def X86blsmsk_flag : SDNode<"X86ISD::BLSMSK", SDTUnaryArithWithFlags>; -def X86blsr_flag : SDNode<"X86ISD::BLSR", SDTUnaryArithWithFlags>; +def X86blsi : SDNode<"X86ISD::BLSI", SDTIntUnaryOp>; +def X86blsmsk : SDNode<"X86ISD::BLSMSK", SDTIntUnaryOp>; +def X86blsr : SDNode<"X86ISD::BLSR", SDTIntUnaryOp>; def X86mul_imm : SDNode<"X86ISD::MUL_IMM", SDTIntBinOp>; @@ -525,6 +528,13 @@ def lea64_32mem : Operand<i32> { let ParserMatchClass = X86MemAsmOperand; } +// Memory operands that use 64-bit pointers in both ILP32 and LP64. +def lea64mem : Operand<i64> { + let PrintMethod = "printi64mem"; + let MIOperandInfo = (ops GR64, i8imm, GR64_NOSP, i32imm, i8imm); + let ParserMatchClass = X86MemAsmOperand; +} + //===----------------------------------------------------------------------===// // X86 Complex Pattern Definitions. @@ -535,6 +545,12 @@ def addr : ComplexPattern<iPTR, 5, "SelectAddr", [], [SDNPWantParent]>; def lea32addr : ComplexPattern<i32, 5, "SelectLEAAddr", [add, sub, mul, X86mul_imm, shl, or, frameindex], []>; +// In 64-bit mode 32-bit LEAs can use RIP-relative addressing. +def lea64_32addr : ComplexPattern<i32, 5, "SelectLEAAddr", + [add, sub, mul, X86mul_imm, shl, or, + frameindex, X86WrapperRIP], + []>; + def tls32addr : ComplexPattern<i32, 5, "SelectTLSADDRAddr", [tglobaltlsaddr], []>; @@ -590,13 +606,19 @@ def HasLZCNT : Predicate<"Subtarget->hasLZCNT()">; def HasBMI : Predicate<"Subtarget->hasBMI()">; def HasBMI2 : Predicate<"Subtarget->hasBMI2()">; def HasRTM : Predicate<"Subtarget->hasRTM()">; +def HasHLE : Predicate<"Subtarget->hasHLE()">; +def HasTSX : Predicate<"Subtarget->hasRTM() || Subtarget->hasHLE()">; +def HasADX : Predicate<"Subtarget->hasADX()">; +def HasPRFCHW : Predicate<"Subtarget->hasPRFCHW()">; +def HasRDSEED : Predicate<"Subtarget->hasRDSEED()">; +def HasPrefetchW : Predicate<"Subtarget->has3DNow() || Subtarget->hasPRFCHW()">; def FPStackf32 : Predicate<"!Subtarget->hasSSE1()">; def FPStackf64 : Predicate<"!Subtarget->hasSSE2()">; def HasCmpxchg16b: Predicate<"Subtarget->hasCmpxchg16b()">; def In32BitMode : Predicate<"!Subtarget->is64Bit()">, - AssemblerPredicate<"!Mode64Bit">; + AssemblerPredicate<"!Mode64Bit", "32-bit mode">; def In64BitMode : Predicate<"Subtarget->is64Bit()">, - AssemblerPredicate<"Mode64Bit">; + AssemblerPredicate<"Mode64Bit", "64-bit mode">; def IsWin64 : Predicate<"Subtarget->isTargetWin64()">; def IsNaCl : Predicate<"Subtarget->isTargetNaCl()">; def NotNaCl : Predicate<"!Subtarget->isTargetNaCl()">; @@ -612,6 +634,7 @@ def OptForSize : Predicate<"OptForSize">; def OptForSpeed : Predicate<"!OptForSize">; def FastBTMem : Predicate<"!Subtarget->isBTMemSlow()">; def CallImmAddr : Predicate<"Subtarget->IsLegalToCallImmediateAddr(TM)">; +def FavorMemIndirectCall : Predicate<"!Subtarget->callRegIndirect()">; //===----------------------------------------------------------------------===// // X86 Instruction Format Definitions. @@ -744,7 +767,7 @@ def trunc_su : PatFrag<(ops node:$src), (trunc node:$src), [{ // // Nop -let neverHasSideEffects = 1 in { +let neverHasSideEffects = 1, SchedRW = [WriteZero] in { def NOOP : I<0x90, RawFrm, (outs), (ins), "nop", [], IIC_NOP>; def NOOPW : I<0x1f, MRM0m, (outs), (ins i16mem:$zero), "nop{w}\t$zero", [], IIC_NOP>, TB, OpSize; @@ -755,8 +778,9 @@ let neverHasSideEffects = 1 in { // Constructing a stack frame. def ENTER : Ii16<0xC8, RawFrmImm8, (outs), (ins i16imm:$len, i8imm:$lvl), - "enter\t$len, $lvl", [], IIC_ENTER>; + "enter\t$len, $lvl", [], IIC_ENTER>, Sched<[WriteMicrocoded]>; +let SchedRW = [WriteALU] in { let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in def LEAVE : I<0xC9, RawFrm, (outs), (ins), "leave", [], IIC_LEAVE>, @@ -766,13 +790,14 @@ let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, neverHasSideEffects = 1 in def LEAVE64 : I<0xC9, RawFrm, (outs), (ins), "leave", [], IIC_LEAVE>, Requires<[In64BitMode]>; +} // SchedRW //===----------------------------------------------------------------------===// // Miscellaneous Instructions. // let Defs = [ESP], Uses = [ESP], neverHasSideEffects=1 in { -let mayLoad = 1 in { +let mayLoad = 1, SchedRW = [WriteLoad] in { def POP16r : I<0x58, AddRegFrm, (outs GR16:$reg), (ins), "pop{w}\t$reg", [], IIC_POP_REG16>, OpSize; def POP32r : I<0x58, AddRegFrm, (outs GR32:$reg), (ins), "pop{l}\t$reg", [], @@ -789,9 +814,9 @@ def POP32rmm: I<0x8F, MRM0m, (outs i32mem:$dst), (ins), "pop{l}\t$dst", [], def POPF16 : I<0x9D, RawFrm, (outs), (ins), "popf{w}", [], IIC_POP_F>, OpSize; def POPF32 : I<0x9D, RawFrm, (outs), (ins), "popf{l|d}", [], IIC_POP_FD>, Requires<[In32BitMode]>; -} +} // mayLoad, SchedRW -let mayStore = 1 in { +let mayStore = 1, SchedRW = [WriteStore] in { def PUSH16r : I<0x50, AddRegFrm, (outs), (ins GR16:$reg), "push{w}\t$reg",[], IIC_PUSH_REG>, OpSize; def PUSH32r : I<0x50, AddRegFrm, (outs), (ins GR32:$reg), "push{l}\t$reg",[], @@ -818,29 +843,30 @@ def PUSHF16 : I<0x9C, RawFrm, (outs), (ins), "pushf{w}", [], IIC_PUSH_F>, def PUSHF32 : I<0x9C, RawFrm, (outs), (ins), "pushf{l|d}", [], IIC_PUSH_F>, Requires<[In32BitMode]>; -} +} // mayStore, SchedRW } let Defs = [RSP], Uses = [RSP], neverHasSideEffects=1 in { -let mayLoad = 1 in { +let mayLoad = 1, SchedRW = [WriteLoad] in { def POP64r : I<0x58, AddRegFrm, (outs GR64:$reg), (ins), "pop{q}\t$reg", [], IIC_POP_REG>; def POP64rmr: I<0x8F, MRM0r, (outs GR64:$reg), (ins), "pop{q}\t$reg", [], IIC_POP_REG>; def POP64rmm: I<0x8F, MRM0m, (outs i64mem:$dst), (ins), "pop{q}\t$dst", [], IIC_POP_MEM>; -} -let mayStore = 1 in { +} // mayLoad, SchedRW +let mayStore = 1, SchedRW = [WriteStore] in { def PUSH64r : I<0x50, AddRegFrm, (outs), (ins GR64:$reg), "push{q}\t$reg", [], IIC_PUSH_REG>; def PUSH64rmr: I<0xFF, MRM6r, (outs), (ins GR64:$reg), "push{q}\t$reg", [], IIC_PUSH_REG>; def PUSH64rmm: I<0xFF, MRM6m, (outs), (ins i64mem:$src), "push{q}\t$src", [], IIC_PUSH_MEM>; -} +} // mayStore, SchedRW } -let Defs = [RSP], Uses = [RSP], neverHasSideEffects = 1, mayStore = 1 in { +let Defs = [RSP], Uses = [RSP], neverHasSideEffects = 1, mayStore = 1, + SchedRW = [WriteStore] in { def PUSH64i8 : Ii8<0x6a, RawFrm, (outs), (ins i64i8imm:$imm), "push{q}\t$imm", [], IIC_PUSH_IMM>; def PUSH64i16 : Ii16<0x68, RawFrm, (outs), (ins i16imm:$imm), @@ -851,25 +877,24 @@ def PUSH64i32 : Ii32<0x68, RawFrm, (outs), (ins i64i32imm:$imm), let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1, neverHasSideEffects=1 in def POPF64 : I<0x9D, RawFrm, (outs), (ins), "popfq", [], IIC_POP_FD>, - Requires<[In64BitMode]>; + Requires<[In64BitMode]>, Sched<[WriteLoad]>; let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in def PUSHF64 : I<0x9C, RawFrm, (outs), (ins), "pushfq", [], IIC_PUSH_F>, - Requires<[In64BitMode]>; - - + Requires<[In64BitMode]>, Sched<[WriteStore]>; let Defs = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP], Uses = [ESP], - mayLoad=1, neverHasSideEffects=1 in { -def POPA32 : I<0x61, RawFrm, (outs), (ins), "popa{l}", [], IIC_POP_A>, + mayLoad = 1, neverHasSideEffects = 1, SchedRW = [WriteLoad] in { +def POPA32 : I<0x61, RawFrm, (outs), (ins), "popa{l|d}", [], IIC_POP_A>, Requires<[In32BitMode]>; } let Defs = [ESP], Uses = [EDI, ESI, EBP, EBX, EDX, ECX, EAX, ESP], - mayStore=1, neverHasSideEffects=1 in { -def PUSHA32 : I<0x60, RawFrm, (outs), (ins), "pusha{l}", [], IIC_PUSH_A>, + mayStore = 1, neverHasSideEffects = 1, SchedRW = [WriteStore] in { +def PUSHA32 : I<0x60, RawFrm, (outs), (ins), "pusha{l|d}", [], IIC_PUSH_A>, Requires<[In32BitMode]>; } -let Constraints = "$src = $dst" in { // GR32 = bswap GR32 +let Constraints = "$src = $dst", SchedRW = [WriteALU] in { +// GR32 = bswap GR32 def BSWAP32r : I<0xC8, AddRegFrm, (outs GR32:$dst), (ins GR32:$src), "bswap{l}\t$dst", @@ -878,60 +903,63 @@ def BSWAP32r : I<0xC8, AddRegFrm, def BSWAP64r : RI<0xC8, AddRegFrm, (outs GR64:$dst), (ins GR64:$src), "bswap{q}\t$dst", [(set GR64:$dst, (bswap GR64:$src))], IIC_BSWAP>, TB; -} // Constraints = "$src = $dst" +} // Constraints = "$src = $dst", SchedRW // Bit scan instructions. let Defs = [EFLAGS] in { def BSF16rr : I<0xBC, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), "bsf{w}\t{$src, $dst|$dst, $src}", [(set GR16:$dst, EFLAGS, (X86bsf GR16:$src))], - IIC_BSF>, TB, OpSize; + IIC_BSF>, TB, OpSize, Sched<[WriteShift]>; def BSF16rm : I<0xBC, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), "bsf{w}\t{$src, $dst|$dst, $src}", [(set GR16:$dst, EFLAGS, (X86bsf (loadi16 addr:$src)))], - IIC_BSF>, TB, OpSize; + IIC_BSF>, TB, OpSize, Sched<[WriteShiftLd]>; def BSF32rr : I<0xBC, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), "bsf{l}\t{$src, $dst|$dst, $src}", - [(set GR32:$dst, EFLAGS, (X86bsf GR32:$src))], IIC_BSF>, TB; + [(set GR32:$dst, EFLAGS, (X86bsf GR32:$src))], IIC_BSF>, TB, + Sched<[WriteShift]>; def BSF32rm : I<0xBC, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), "bsf{l}\t{$src, $dst|$dst, $src}", [(set GR32:$dst, EFLAGS, (X86bsf (loadi32 addr:$src)))], - IIC_BSF>, TB; + IIC_BSF>, TB, Sched<[WriteShiftLd]>; def BSF64rr : RI<0xBC, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src), "bsf{q}\t{$src, $dst|$dst, $src}", [(set GR64:$dst, EFLAGS, (X86bsf GR64:$src))], - IIC_BSF>, TB; + IIC_BSF>, TB, Sched<[WriteShift]>; def BSF64rm : RI<0xBC, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src), "bsf{q}\t{$src, $dst|$dst, $src}", [(set GR64:$dst, EFLAGS, (X86bsf (loadi64 addr:$src)))], - IIC_BSF>, TB; + IIC_BSF>, TB, Sched<[WriteShiftLd]>; def BSR16rr : I<0xBD, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), "bsr{w}\t{$src, $dst|$dst, $src}", [(set GR16:$dst, EFLAGS, (X86bsr GR16:$src))], IIC_BSR>, - TB, OpSize; + TB, OpSize, Sched<[WriteShift]>; def BSR16rm : I<0xBD, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), "bsr{w}\t{$src, $dst|$dst, $src}", [(set GR16:$dst, EFLAGS, (X86bsr (loadi16 addr:$src)))], IIC_BSR>, TB, - OpSize; + OpSize, Sched<[WriteShiftLd]>; def BSR32rr : I<0xBD, MRMSrcReg, (outs GR32:$dst), (ins GR32:$src), "bsr{l}\t{$src, $dst|$dst, $src}", - [(set GR32:$dst, EFLAGS, (X86bsr GR32:$src))], IIC_BSR>, TB; + [(set GR32:$dst, EFLAGS, (X86bsr GR32:$src))], IIC_BSR>, TB, + Sched<[WriteShift]>; def BSR32rm : I<0xBD, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), "bsr{l}\t{$src, $dst|$dst, $src}", [(set GR32:$dst, EFLAGS, (X86bsr (loadi32 addr:$src)))], - IIC_BSR>, TB; + IIC_BSR>, TB, Sched<[WriteShiftLd]>; def BSR64rr : RI<0xBD, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src), "bsr{q}\t{$src, $dst|$dst, $src}", - [(set GR64:$dst, EFLAGS, (X86bsr GR64:$src))], IIC_BSR>, TB; + [(set GR64:$dst, EFLAGS, (X86bsr GR64:$src))], IIC_BSR>, TB, + Sched<[WriteShift]>; def BSR64rm : RI<0xBD, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src), "bsr{q}\t{$src, $dst|$dst, $src}", [(set GR64:$dst, EFLAGS, (X86bsr (loadi64 addr:$src)))], - IIC_BSR>, TB; + IIC_BSR>, TB, Sched<[WriteShiftLd]>; } // Defs = [EFLAGS] - +let SchedRW = [WriteMicrocoded] in { // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in { def MOVSB : I<0xA4, RawFrm, (outs), (ins), "movsb", [], IIC_MOVS>; @@ -959,12 +987,12 @@ def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmpsb", [], IIC_CMPS>; def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmpsw", [], IIC_CMPS>, OpSize; def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l|d}", [], IIC_CMPS>; def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", [], IIC_CMPS>; - +} // SchedRW //===----------------------------------------------------------------------===// // Move Instructions. // - +let SchedRW = [WriteMove] in { let neverHasSideEffects = 1 in { def MOV8rr : I<0x88, MRMDestReg, (outs GR8 :$dst), (ins GR8 :$src), "mov{b}\t{$src, $dst|$dst, $src}", [], IIC_MOV>; @@ -975,6 +1003,7 @@ def MOV32rr : I<0x89, MRMDestReg, (outs GR32:$dst), (ins GR32:$src), def MOV64rr : RI<0x89, MRMDestReg, (outs GR64:$dst), (ins GR64:$src), "mov{q}\t{$src, $dst|$dst, $src}", [], IIC_MOV>; } + let isReMaterializable = 1, isAsCheapAsAMove = 1 in { def MOV8ri : Ii8 <0xB0, AddRegFrm, (outs GR8 :$dst), (ins i8imm :$src), "mov{b}\t{$src, $dst|$dst, $src}", @@ -992,7 +1021,9 @@ def MOV64ri32 : RIi32<0xC7, MRM0r, (outs GR64:$dst), (ins i64i32imm:$src), "mov{q}\t{$src, $dst|$dst, $src}", [(set GR64:$dst, i64immSExt32:$src)], IIC_MOV>; } +} // SchedRW +let SchedRW = [WriteStore] in { def MOV8mi : Ii8 <0xC6, MRM0m, (outs), (ins i8mem :$dst, i8imm :$src), "mov{b}\t{$src, $dst|$dst, $src}", [(store (i8 imm:$src), addr:$dst)], IIC_MOV_MEM>; @@ -1005,9 +1036,11 @@ def MOV32mi : Ii32<0xC7, MRM0m, (outs), (ins i32mem:$dst, i32imm:$src), def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src), "mov{q}\t{$src, $dst|$dst, $src}", [(store i64immSExt32:$src, addr:$dst)], IIC_MOV_MEM>; +} // SchedRW /// moffs8, moffs16 and moffs32 versions of moves. The immediate is a /// 32-bit offset from the PC. These are only valid in x86-32 mode. +let SchedRW = [WriteALU] in { def MOV8o8a : Ii32 <0xA0, RawFrm, (outs), (ins offset8:$src), "mov{b}\t{$src, %al|AL, $src}", [], IIC_MOV_MEM>, Requires<[In32BitMode]>; @@ -1026,6 +1059,7 @@ def MOV16ao16 : Ii32 <0xA3, RawFrm, (outs offset16:$dst), (ins), def MOV32ao32 : Ii32 <0xA3, RawFrm, (outs offset32:$dst), (ins), "mov{l}\t{%eax, $dst|$dst, EAX}", [], IIC_MOV_MEM>, Requires<[In32BitMode]>; +} // FIXME: These definitions are utterly broken // Just leave them commented out for now because they're useless outside @@ -1043,7 +1077,7 @@ def MOV64ao64 : RIi32<0xA3, RawFrm, (outs offset64:$dst), (ins), */ -let isCodeGenOnly = 1 in { +let isCodeGenOnly = 1, hasSideEffects = 0, SchedRW = [WriteMove] in { def MOV8rr_REV : I<0x8A, MRMSrcReg, (outs GR8:$dst), (ins GR8:$src), "mov{b}\t{$src, $dst|$dst, $src}", [], IIC_MOV>; def MOV16rr_REV : I<0x8B, MRMSrcReg, (outs GR16:$dst), (ins GR16:$src), @@ -1054,7 +1088,7 @@ def MOV64rr_REV : RI<0x8B, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src), "mov{q}\t{$src, $dst|$dst, $src}", [], IIC_MOV>; } -let canFoldAsLoad = 1, isReMaterializable = 1 in { +let canFoldAsLoad = 1, isReMaterializable = 1, SchedRW = [WriteLoad] in { def MOV8rm : I<0x8A, MRMSrcMem, (outs GR8 :$dst), (ins i8mem :$src), "mov{b}\t{$src, $dst|$dst, $src}", [(set GR8:$dst, (loadi8 addr:$src))], IIC_MOV_MEM>; @@ -1069,6 +1103,7 @@ def MOV64rm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src), [(set GR64:$dst, (load addr:$src))], IIC_MOV_MEM>; } +let SchedRW = [WriteStore] in { def MOV8mr : I<0x88, MRMDestMem, (outs), (ins i8mem :$dst, GR8 :$src), "mov{b}\t{$src, $dst|$dst, $src}", [(store GR8:$src, addr:$dst)], IIC_MOV_MEM>; @@ -1081,6 +1116,7 @@ def MOV32mr : I<0x89, MRMDestMem, (outs), (ins i32mem:$dst, GR32:$src), def MOV64mr : RI<0x89, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src), "mov{q}\t{$src, $dst|$dst, $src}", [(store GR64:$src, addr:$dst)], IIC_MOV_MEM>; +} // SchedRW // Versions of MOV8rr, MOV8mr, and MOV8rm that use i8mem_NOREX and GR8_NOREX so // that they can be used for copying and storing h registers, which can't be @@ -1089,34 +1125,37 @@ let isCodeGenOnly = 1 in { let neverHasSideEffects = 1 in def MOV8rr_NOREX : I<0x88, MRMDestReg, (outs GR8_NOREX:$dst), (ins GR8_NOREX:$src), - "mov{b}\t{$src, $dst|$dst, $src} # NOREX", [], IIC_MOV>; + "mov{b}\t{$src, $dst|$dst, $src} # NOREX", [], IIC_MOV>, + Sched<[WriteMove]>; let mayStore = 1 in def MOV8mr_NOREX : I<0x88, MRMDestMem, (outs), (ins i8mem_NOREX:$dst, GR8_NOREX:$src), "mov{b}\t{$src, $dst|$dst, $src} # NOREX", [], - IIC_MOV_MEM>; + IIC_MOV_MEM>, Sched<[WriteStore]>; let mayLoad = 1, neverHasSideEffects = 1, canFoldAsLoad = 1, isReMaterializable = 1 in def MOV8rm_NOREX : I<0x8A, MRMSrcMem, (outs GR8_NOREX:$dst), (ins i8mem_NOREX:$src), "mov{b}\t{$src, $dst|$dst, $src} # NOREX", [], - IIC_MOV_MEM>; + IIC_MOV_MEM>, Sched<[WriteLoad]>; } // Condition code ops, incl. set if equal/not equal/... +let SchedRW = [WriteALU] in { let Defs = [EFLAGS], Uses = [AH] in def SAHF : I<0x9E, RawFrm, (outs), (ins), "sahf", [(set EFLAGS, (X86sahf AH))], IIC_AHF>; let Defs = [AH], Uses = [EFLAGS], neverHasSideEffects = 1 in def LAHF : I<0x9F, RawFrm, (outs), (ins), "lahf", [], IIC_AHF>; // AH = flags - +} // SchedRW //===----------------------------------------------------------------------===// // Bit tests instructions: BT, BTS, BTR, BTC. let Defs = [EFLAGS] in { +let SchedRW = [WriteALU] in { def BT16rr : I<0xA3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2), "bt{w}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt GR16:$src1, GR16:$src2))], IIC_BT_RR>, @@ -1127,31 +1166,35 @@ def BT32rr : I<0xA3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2), def BT64rr : RI<0xA3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "bt{q}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt GR64:$src1, GR64:$src2))], IIC_BT_RR>, TB; +} // SchedRW // Unlike with the register+register form, the memory+register form of the // bt instruction does not ignore the high bits of the index. From ISel's // perspective, this is pretty bizarre. Make these instructions disassembly // only for now. -def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), - "bt{w}\t{$src2, $src1|$src1, $src2}", -// [(X86bt (loadi16 addr:$src1), GR16:$src2), -// (implicit EFLAGS)] - [], IIC_BT_MR - >, OpSize, TB, Requires<[FastBTMem]>; -def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2), - "bt{l}\t{$src2, $src1|$src1, $src2}", -// [(X86bt (loadi32 addr:$src1), GR32:$src2), -// (implicit EFLAGS)] - [], IIC_BT_MR - >, TB, Requires<[FastBTMem]>; -def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2), - "bt{q}\t{$src2, $src1|$src1, $src2}", -// [(X86bt (loadi64 addr:$src1), GR64:$src2), -// (implicit EFLAGS)] - [], IIC_BT_MR - >, TB; - +let mayLoad = 1, hasSideEffects = 0, SchedRW = [WriteALULd] in { + def BT16mr : I<0xA3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), + "bt{w}\t{$src2, $src1|$src1, $src2}", + // [(X86bt (loadi16 addr:$src1), GR16:$src2), + // (implicit EFLAGS)] + [], IIC_BT_MR + >, OpSize, TB, Requires<[FastBTMem]>; + def BT32mr : I<0xA3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2), + "bt{l}\t{$src2, $src1|$src1, $src2}", + // [(X86bt (loadi32 addr:$src1), GR32:$src2), + // (implicit EFLAGS)] + [], IIC_BT_MR + >, TB, Requires<[FastBTMem]>; + def BT64mr : RI<0xA3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2), + "bt{q}\t{$src2, $src1|$src1, $src2}", + // [(X86bt (loadi64 addr:$src1), GR64:$src2), + // (implicit EFLAGS)] + [], IIC_BT_MR + >, TB; +} + +let SchedRW = [WriteALU] in { def BT16ri8 : Ii8<0xBA, MRM4r, (outs), (ins GR16:$src1, i16i8imm:$src2), "bt{w}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt GR16:$src1, i16immSExt8:$src2))], @@ -1164,10 +1207,12 @@ def BT64ri8 : RIi8<0xBA, MRM4r, (outs), (ins GR64:$src1, i64i8imm:$src2), "bt{q}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt GR64:$src1, i64immSExt8:$src2))], IIC_BT_RI>, TB; +} // SchedRW // Note that these instructions don't need FastBTMem because that // only applies when the other operand is in a register. When it's // an immediate, bt is still fast. +let SchedRW = [WriteALU] in { def BT16mi8 : Ii8<0xBA, MRM4m, (outs), (ins i16mem:$src1, i16i8imm:$src2), "bt{w}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt (loadi16 addr:$src1), i16immSExt8:$src2)) @@ -1180,8 +1225,10 @@ def BT64mi8 : RIi8<0xBA, MRM4m, (outs), (ins i64mem:$src1, i64i8imm:$src2), "bt{q}\t{$src2, $src1|$src1, $src2}", [(set EFLAGS, (X86bt (loadi64 addr:$src1), i64immSExt8:$src2))], IIC_BT_MI>, TB; +} // SchedRW - +let hasSideEffects = 0 in { +let SchedRW = [WriteALU] in { def BTC16rr : I<0xBB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2), "btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, OpSize, TB; @@ -1189,6 +1236,9 @@ def BTC32rr : I<0xBB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2), "btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), "btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, OpSize, TB; @@ -1196,6 +1246,9 @@ def BTC32mr : I<0xBB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2), "btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; def BTC64mr : RI<0xBB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2), "btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; +} + +let SchedRW = [WriteALU] in { def BTC16ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR16:$src1, i16i8imm:$src2), "btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, OpSize, TB; @@ -1203,6 +1256,9 @@ def BTC32ri8 : Ii8<0xBA, MRM7r, (outs), (ins GR32:$src1, i32i8imm:$src2), "btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; def BTC64ri8 : RIi8<0xBA, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2), "btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTC16mi8 : Ii8<0xBA, MRM7m, (outs), (ins i16mem:$src1, i16i8imm:$src2), "btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, OpSize, TB; @@ -1210,7 +1266,9 @@ def BTC32mi8 : Ii8<0xBA, MRM7m, (outs), (ins i32mem:$src1, i32i8imm:$src2), "btc{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; def BTC64mi8 : RIi8<0xBA, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2), "btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; +} +let SchedRW = [WriteALU] in { def BTR16rr : I<0xB3, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2), "btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, OpSize, TB; @@ -1218,6 +1276,9 @@ def BTR32rr : I<0xB3, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2), "btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), "btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, OpSize, TB; @@ -1225,6 +1286,9 @@ def BTR32mr : I<0xB3, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2), "btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; def BTR64mr : RI<0xB3, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2), "btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; +} + +let SchedRW = [WriteALU] in { def BTR16ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR16:$src1, i16i8imm:$src2), "btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, OpSize, TB; @@ -1232,6 +1296,9 @@ def BTR32ri8 : Ii8<0xBA, MRM6r, (outs), (ins GR32:$src1, i32i8imm:$src2), "btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; def BTR64ri8 : RIi8<0xBA, MRM6r, (outs), (ins GR64:$src1, i64i8imm:$src2), "btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTR16mi8 : Ii8<0xBA, MRM6m, (outs), (ins i16mem:$src1, i16i8imm:$src2), "btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, OpSize, TB; @@ -1239,7 +1306,9 @@ def BTR32mi8 : Ii8<0xBA, MRM6m, (outs), (ins i32mem:$src1, i32i8imm:$src2), "btr{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; def BTR64mi8 : RIi8<0xBA, MRM6m, (outs), (ins i64mem:$src1, i64i8imm:$src2), "btr{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; +} +let SchedRW = [WriteALU] in { def BTS16rr : I<0xAB, MRMDestReg, (outs), (ins GR16:$src1, GR16:$src2), "bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, OpSize, TB; @@ -1247,6 +1316,9 @@ def BTS32rr : I<0xAB, MRMDestReg, (outs), (ins GR32:$src1, GR32:$src2), "bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; def BTS64rr : RI<0xAB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTS16mr : I<0xAB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), "bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, OpSize, TB; @@ -1254,6 +1326,9 @@ def BTS32mr : I<0xAB, MRMDestMem, (outs), (ins i32mem:$src1, GR32:$src2), "bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; def BTS64mr : RI<0xAB, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2), "bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, TB; +} + +let SchedRW = [WriteALU] in { def BTS16ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR16:$src1, i16i8imm:$src2), "bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, OpSize, TB; @@ -1261,6 +1336,9 @@ def BTS32ri8 : Ii8<0xBA, MRM5r, (outs), (ins GR32:$src1, i32i8imm:$src2), "bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; def BTS64ri8 : RIi8<0xBA, MRM5r, (outs), (ins GR64:$src1, i64i8imm:$src2), "bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RI>, TB; +} // SchedRW + +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTS16mi8 : Ii8<0xBA, MRM5m, (outs), (ins i16mem:$src1, i16i8imm:$src2), "bts{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, OpSize, TB; @@ -1268,6 +1346,8 @@ def BTS32mi8 : Ii8<0xBA, MRM5m, (outs), (ins i32mem:$src1, i32i8imm:$src2), "bts{l}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2), "bts{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MI>, TB; +} +} // hasSideEffects = 0 } // Defs = [EFLAGS] @@ -1279,41 +1359,42 @@ def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2), // operand is referenced, the atomicity is ensured. multiclass ATOMIC_SWAP<bits<8> opc8, bits<8> opc, string mnemonic, string frag, InstrItinClass itin> { - let Constraints = "$val = $dst" in { - def #NAME#8rm : I<opc8, MRMSrcMem, (outs GR8:$dst), - (ins GR8:$val, i8mem:$ptr), - !strconcat(mnemonic, "{b}\t{$val, $ptr|$ptr, $val}"), - [(set - GR8:$dst, - (!cast<PatFrag>(frag # "_8") addr:$ptr, GR8:$val))], - itin>; - def #NAME#16rm : I<opc, MRMSrcMem, (outs GR16:$dst), - (ins GR16:$val, i16mem:$ptr), - !strconcat(mnemonic, "{w}\t{$val, $ptr|$ptr, $val}"), + let Constraints = "$val = $dst", SchedRW = [WriteALULd, WriteRMW] in { + def NAME#8rm : I<opc8, MRMSrcMem, (outs GR8:$dst), + (ins GR8:$val, i8mem:$ptr), + !strconcat(mnemonic, "{b}\t{$val, $ptr|$ptr, $val}"), + [(set + GR8:$dst, + (!cast<PatFrag>(frag # "_8") addr:$ptr, GR8:$val))], + itin>; + def NAME#16rm : I<opc, MRMSrcMem, (outs GR16:$dst), + (ins GR16:$val, i16mem:$ptr), + !strconcat(mnemonic, "{w}\t{$val, $ptr|$ptr, $val}"), + [(set + GR16:$dst, + (!cast<PatFrag>(frag # "_16") addr:$ptr, GR16:$val))], + itin>, OpSize; + def NAME#32rm : I<opc, MRMSrcMem, (outs GR32:$dst), + (ins GR32:$val, i32mem:$ptr), + !strconcat(mnemonic, "{l}\t{$val, $ptr|$ptr, $val}"), + [(set + GR32:$dst, + (!cast<PatFrag>(frag # "_32") addr:$ptr, GR32:$val))], + itin>; + def NAME#64rm : RI<opc, MRMSrcMem, (outs GR64:$dst), + (ins GR64:$val, i64mem:$ptr), + !strconcat(mnemonic, "{q}\t{$val, $ptr|$ptr, $val}"), [(set - GR16:$dst, - (!cast<PatFrag>(frag # "_16") addr:$ptr, GR16:$val))], - itin>, OpSize; - def #NAME#32rm : I<opc, MRMSrcMem, (outs GR32:$dst), - (ins GR32:$val, i32mem:$ptr), - !strconcat(mnemonic, "{l}\t{$val, $ptr|$ptr, $val}"), - [(set - GR32:$dst, - (!cast<PatFrag>(frag # "_32") addr:$ptr, GR32:$val))], + GR64:$dst, + (!cast<PatFrag>(frag # "_64") addr:$ptr, GR64:$val))], itin>; - def #NAME#64rm : RI<opc, MRMSrcMem, (outs GR64:$dst), - (ins GR64:$val, i64mem:$ptr), - !strconcat(mnemonic, "{q}\t{$val, $ptr|$ptr, $val}"), - [(set - GR64:$dst, - (!cast<PatFrag>(frag # "_64") addr:$ptr, GR64:$val))], - itin>; } } defm XCHG : ATOMIC_SWAP<0x86, 0x87, "xchg", "atomic_swap", IIC_XCHG_MEM>; // Swap between registers. +let SchedRW = [WriteALU] in { let Constraints = "$val = $dst" in { def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src), "xchg{b}\t{$val, $src|$src, $val}", [], IIC_XCHG_REG>; @@ -1338,9 +1419,9 @@ def XCHG32ar64 : I<0x90, AddRegFrm, (outs), (ins GR32_NOAX:$src), Requires<[In64BitMode]>; def XCHG64ar : RI<0x90, AddRegFrm, (outs), (ins GR64:$src), "xchg{q}\t{$src, %rax|RAX, $src}", [], IIC_XCHG_REG>; +} // SchedRW - - +let SchedRW = [WriteALU] in { def XADD8rr : I<0xC0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src), "xadd{b}\t{$src, $dst|$dst, $src}", [], IIC_XADD_REG>, TB; def XADD16rr : I<0xC1, MRMDestReg, (outs GR16:$dst), (ins GR16:$src), @@ -1350,8 +1431,9 @@ def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src), "xadd{l}\t{$src, $dst|$dst, $src}", [], IIC_XADD_REG>, TB; def XADD64rr : RI<0xC1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src), "xadd{q}\t{$src, $dst|$dst, $src}", [], IIC_XADD_REG>, TB; +} // SchedRW -let mayLoad = 1, mayStore = 1 in { +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def XADD8rm : I<0xC0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src), "xadd{b}\t{$src, $dst|$dst, $src}", [], IIC_XADD_MEM>, TB; def XADD16rm : I<0xC1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), @@ -1364,6 +1446,7 @@ def XADD64rm : RI<0xC1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src), } +let SchedRW = [WriteALU] in { def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src), "cmpxchg{b}\t{$src, $dst|$dst, $src}", [], IIC_CMPXCHG_REG8>, TB; @@ -1376,7 +1459,9 @@ def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$dst), (ins GR32:$src), def CMPXCHG64rr : RI<0xB1, MRMDestReg, (outs GR64:$dst), (ins GR64:$src), "cmpxchg{q}\t{$src, $dst|$dst, $src}", [], IIC_CMPXCHG_REG>, TB; +} // SchedRW +let SchedRW = [WriteALULd, WriteRMW] in { let mayLoad = 1, mayStore = 1 in { def CMPXCHG8rm : I<0xB0, MRMDestMem, (outs), (ins i8mem:$dst, GR8:$src), "cmpxchg{b}\t{$src, $dst|$dst, $src}", [], @@ -1400,7 +1485,7 @@ let Defs = [RAX, RDX, EFLAGS], Uses = [RAX, RBX, RCX, RDX] in def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst), "cmpxchg16b\t$dst", [], IIC_CMPXCHG_16B>, TB, Requires<[HasCmpxchg16b]>; - +} // SchedRW // Lock instruction prefix @@ -1423,17 +1508,21 @@ def REPNE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "repne", []>; // String manipulation instructions +let SchedRW = [WriteMicrocoded] in { def LODSB : I<0xAC, RawFrm, (outs), (ins), "lodsb", [], IIC_LODS>; def LODSW : I<0xAD, RawFrm, (outs), (ins), "lodsw", [], IIC_LODS>, OpSize; def LODSD : I<0xAD, RawFrm, (outs), (ins), "lods{l|d}", [], IIC_LODS>; def LODSQ : RI<0xAD, RawFrm, (outs), (ins), "lodsq", [], IIC_LODS>; +} +let SchedRW = [WriteSystem] in { def OUTSB : I<0x6E, RawFrm, (outs), (ins), "outsb", [], IIC_OUTS>; def OUTSW : I<0x6F, RawFrm, (outs), (ins), "outsw", [], IIC_OUTS>, OpSize; def OUTSD : I<0x6F, RawFrm, (outs), (ins), "outs{l|d}", [], IIC_OUTS>; - +} // Flag instructions +let SchedRW = [WriteALU] in { def CLC : I<0xF8, RawFrm, (outs), (ins), "clc", [], IIC_CLC>; def STC : I<0xF9, RawFrm, (outs), (ins), "stc", [], IIC_STC>; def CLI : I<0xFA, RawFrm, (outs), (ins), "cli", [], IIC_CLI>; @@ -1443,10 +1532,13 @@ def STD : I<0xFD, RawFrm, (outs), (ins), "std", [], IIC_STD>; def CMC : I<0xF5, RawFrm, (outs), (ins), "cmc", [], IIC_CMC>; def CLTS : I<0x06, RawFrm, (outs), (ins), "clts", [], IIC_CLTS>, TB; +} // Table lookup instructions -def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", [], IIC_XLAT>; +def XLAT : I<0xD7, RawFrm, (outs), (ins), "xlatb", [], IIC_XLAT>, + Sched<[WriteLoad]>; +let SchedRW = [WriteMicrocoded] in { // ASCII Adjust After Addition // sets AL, AH and CF and AF of EFLAGS and uses AL and AF of EFLAGS def AAA : I<0x37, RawFrm, (outs), (ins), "aaa", [], IIC_AAA>, @@ -1476,7 +1568,9 @@ def DAA : I<0x27, RawFrm, (outs), (ins), "daa", [], IIC_DAA>, // sets AL, CF and AF of EFLAGS and uses AL, CF and AF of EFLAGS def DAS : I<0x2F, RawFrm, (outs), (ins), "das", [], IIC_DAS>, Requires<[In32BitMode]>; +} // SchedRW +let SchedRW = [WriteSystem] in { // Check Array Index Against Bounds def BOUNDS16rm : I<0x62, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), "bound\t{$src, $dst|$dst, $src}", [], IIC_BOUND>, OpSize, @@ -1486,17 +1580,19 @@ def BOUNDS32rm : I<0x62, MRMSrcMem, (outs GR32:$dst), (ins i32mem:$src), Requires<[In32BitMode]>; // Adjust RPL Field of Segment Selector -def ARPL16rr : I<0x63, MRMDestReg, (outs GR16:$src), (ins GR16:$dst), +def ARPL16rr : I<0x63, MRMDestReg, (outs GR16:$dst), (ins GR16:$src), "arpl\t{$src, $dst|$dst, $src}", [], IIC_ARPL_REG>, Requires<[In32BitMode]>; -def ARPL16mr : I<0x63, MRMSrcMem, (outs GR16:$src), (ins i16mem:$dst), +def ARPL16mr : I<0x63, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), "arpl\t{$src, $dst|$dst, $src}", [], IIC_ARPL_MEM>, Requires<[In32BitMode]>; +} // SchedRW //===----------------------------------------------------------------------===// // MOVBE Instructions // let Predicates = [HasMOVBE] in { + let SchedRW = [WriteALULd] in { def MOVBE16rm : I<0xF0, MRMSrcMem, (outs GR16:$dst), (ins i16mem:$src), "movbe{w}\t{$src, $dst|$dst, $src}", [(set GR16:$dst, (bswap (loadi16 addr:$src)))], IIC_MOVBE>, @@ -1509,6 +1605,8 @@ let Predicates = [HasMOVBE] in { "movbe{q}\t{$src, $dst|$dst, $src}", [(set GR64:$dst, (bswap (loadi64 addr:$src)))], IIC_MOVBE>, T8; + } + let SchedRW = [WriteStore] in { def MOVBE16mr : I<0xF1, MRMDestMem, (outs), (ins i16mem:$dst, GR16:$src), "movbe{w}\t{$src, $dst|$dst, $src}", [(store (bswap GR16:$src), addr:$dst)], IIC_MOVBE>, @@ -1521,6 +1619,7 @@ let Predicates = [HasMOVBE] in { "movbe{q}\t{$src, $dst|$dst, $src}", [(store (bswap GR64:$src), addr:$dst)], IIC_MOVBE>, T8; + } } //===----------------------------------------------------------------------===// @@ -1539,6 +1638,21 @@ let Predicates = [HasRDRAND], Defs = [EFLAGS] in { } //===----------------------------------------------------------------------===// +// RDSEED Instruction +// +let Predicates = [HasRDSEED], Defs = [EFLAGS] in { + def RDSEED16r : I<0xC7, MRM7r, (outs GR16:$dst), (ins), + "rdseed{w}\t$dst", + [(set GR16:$dst, EFLAGS, (X86rdseed))]>, OpSize, TB; + def RDSEED32r : I<0xC7, MRM7r, (outs GR32:$dst), (ins), + "rdseed{l}\t$dst", + [(set GR32:$dst, EFLAGS, (X86rdseed))]>, TB; + def RDSEED64r : RI<0xC7, MRM7r, (outs GR64:$dst), (ins), + "rdseed{q}\t$dst", + [(set GR64:$dst, EFLAGS, (X86rdseed))]>, TB; +} + +//===----------------------------------------------------------------------===// // LZCNT Instruction // let Predicates = [HasLZCNT], Defs = [EFLAGS] in { @@ -1605,26 +1719,26 @@ multiclass bmi_bls<string mnemonic, Format RegMRM, Format MemMRM, PatFrag ld_frag> { def rr : I<0xF3, RegMRM, (outs RC:$dst), (ins RC:$src), !strconcat(mnemonic, "\t{$src, $dst|$dst, $src}"), - [(set RC:$dst, EFLAGS, (OpNode RC:$src))]>, T8, VEX_4V; + [(set RC:$dst, (OpNode RC:$src)), (implicit EFLAGS)]>, T8, VEX_4V; def rm : I<0xF3, MemMRM, (outs RC:$dst), (ins x86memop:$src), !strconcat(mnemonic, "\t{$src, $dst|$dst, $src}"), - [(set RC:$dst, EFLAGS, (OpNode (ld_frag addr:$src)))]>, + [(set RC:$dst, (OpNode (ld_frag addr:$src))), (implicit EFLAGS)]>, T8, VEX_4V; } let Predicates = [HasBMI], Defs = [EFLAGS] in { defm BLSR32 : bmi_bls<"blsr{l}", MRM1r, MRM1m, GR32, i32mem, - X86blsr_flag, loadi32>; + X86blsr, loadi32>; defm BLSR64 : bmi_bls<"blsr{q}", MRM1r, MRM1m, GR64, i64mem, - X86blsr_flag, loadi64>, VEX_W; + X86blsr, loadi64>, VEX_W; defm BLSMSK32 : bmi_bls<"blsmsk{l}", MRM2r, MRM2m, GR32, i32mem, - X86blsmsk_flag, loadi32>; + X86blsmsk, loadi32>; defm BLSMSK64 : bmi_bls<"blsmsk{q}", MRM2r, MRM2m, GR64, i64mem, - X86blsmsk_flag, loadi64>, VEX_W; + X86blsmsk, loadi64>, VEX_W; defm BLSI32 : bmi_bls<"blsi{l}", MRM3r, MRM3m, GR32, i32mem, - X86blsi_flag, loadi32>; + X86blsi, loadi32>; defm BLSI64 : bmi_bls<"blsi{q}", MRM3r, MRM3m, GR64, i64mem, - X86blsi_flag, loadi64>, VEX_W; + X86blsi, loadi64>, VEX_W; } multiclass bmi_bextr_bzhi<bits<8> opc, string mnemonic, RegisterClass RC, @@ -1886,6 +2000,8 @@ def : InstAlias<"fmulp", (MUL_FPrST0 ST1)>; def : InstAlias<"fdivp", (DIVR_FPrST0 ST1)>; def : InstAlias<"fdivrp", (DIV_FPrST0 ST1)>; def : InstAlias<"fxch", (XCH_F ST1)>; +def : InstAlias<"fcom", (COM_FST0r ST1)>; +def : InstAlias<"fcomp", (COMP_FST0r ST1)>; def : InstAlias<"fcomi", (COM_FIr ST1)>; def : InstAlias<"fcompi", (COM_FIPr ST1)>; def : InstAlias<"fucom", (UCOM_Fr ST1)>; |