From: Jakob Stoklund Olesen Date: Tue, 26 Mar 2013 18:24:15 +0000 (+0000) Subject: Annotate the rest of X86InstrInfo.td with SchedRW lists. X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;ds=sidebyside;h=cdf7625960e20a7cec067dcfb6037e6801bf8f23;p=oota-llvm.git Annotate the rest of X86InstrInfo.td with SchedRW lists. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178048 91177308-0d34-0410-b5e6-96231b3b80d8 --- diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 1add80b5edf..e046873cb45 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -760,7 +760,7 @@ 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; @@ -771,8 +771,9 @@ 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, $lvl", [], IIC_ENTER>, Sched<[WriteMicrocoded]>; +let SchedRW = [WriteALU] in { let Defs = [EBP, ESP], Uses = [EBP, ESP], mayLoad = 1, neverHasSideEffects=1 in def LEAVE : I<0xC9, RawFrm, (outs), (ins), "leave", [], IIC_LEAVE>, @@ -782,6 +783,7 @@ let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, neverHasSideEffects = 1 in def LEAVE64 : I<0xC9, RawFrm, (outs), (ins), "leave", [], IIC_LEAVE>, Requires<[In64BitMode]>; +} // SchedRW //===----------------------------------------------------------------------===// // Miscellaneous Instructions. @@ -868,10 +870,10 @@ def PUSH64i32 : Ii32<0x68, RawFrm, (outs), (ins i64i32imm:$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, SchedRW = [WriteLoad] in { @@ -901,53 +903,56 @@ 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:$src)))], - IIC_BSR>, TB; + IIC_BSR>, TB, Sched<[WriteShiftLd]>; } // Defs = [EFLAGS] - +let SchedRW = [WriteMicrocoded] in { // These uses the DF flag in the EFLAGS register to inc or dec EDI and ESI let Defs = [EDI,ESI], Uses = [EDI,ESI,EFLAGS] in { def MOVSB : I<0xA4, RawFrm, (outs), (ins), "movsb", [], IIC_MOVS>; @@ -975,7 +980,7 @@ def CMPS8 : I<0xA6, RawFrm, (outs), (ins), "cmpsb", [], IIC_CMPS>; def CMPS16 : I<0xA7, RawFrm, (outs), (ins), "cmpsw", [], IIC_CMPS>, OpSize; def CMPS32 : I<0xA7, RawFrm, (outs), (ins), "cmps{l|d}", [], IIC_CMPS>; def CMPS64 : RI<0xA7, RawFrm, (outs), (ins), "cmpsq", [], IIC_CMPS>; - +} // SchedRW //===----------------------------------------------------------------------===// // Move Instructions. @@ -1226,7 +1231,7 @@ def BTC64rr : RI<0xBB, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "btc{q}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_RR>, TB; } // SchedRW -let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd] in { +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTC16mr : I<0xBB, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), "btc{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, OpSize, TB; @@ -1266,7 +1271,7 @@ def BTR64rr : RI<0xB3, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2), "btr{q}\t{$src2, $src1|$src1, $src2}", []>, TB; } // SchedRW -let mayLoad = 1, mayStore = 1 in { +let mayLoad = 1, mayStore = 1, SchedRW = [WriteALULd, WriteRMW] in { def BTR16mr : I<0xB3, MRMDestMem, (outs), (ins i16mem:$src1, GR16:$src2), "btr{w}\t{$src2, $src1|$src1, $src2}", [], IIC_BTX_MR>, OpSize, TB; @@ -1347,7 +1352,7 @@ def BTS64mi8 : RIi8<0xBA, MRM5m, (outs), (ins i64mem:$src1, i64i8imm:$src2), // operand is referenced, the atomicity is ensured. multiclass ATOMIC_SWAP opc8, bits<8> opc, string mnemonic, string frag, InstrItinClass itin> { - let Constraints = "$val = $dst" in { + let Constraints = "$val = $dst", SchedRW = [WriteALULd, WriteRMW] in { def NAME#8rm : I opc8, bits<8> opc, string mnemonic, string frag, defm XCHG : ATOMIC_SWAP<0x86, 0x87, "xchg", "atomic_swap", IIC_XCHG_MEM>; // Swap between registers. +let SchedRW = [WriteALU] in { let Constraints = "$val = $dst" in { def XCHG8rr : I<0x86, MRMSrcReg, (outs GR8:$dst), (ins GR8:$val, GR8:$src), "xchg{b}\t{$val, $src|$src, $val}", [], IIC_XCHG_REG>; @@ -1406,9 +1412,9 @@ def XCHG32ar64 : I<0x90, AddRegFrm, (outs), (ins GR32_NOAX:$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:$src), @@ -1418,8 +1424,9 @@ def XADD32rr : I<0xC1, MRMDestReg, (outs GR32:$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:$src), @@ -1432,6 +1439,7 @@ def XADD64rm : RI<0xC1, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src), } +let SchedRW = [WriteALU] in { def CMPXCHG8rr : I<0xB0, MRMDestReg, (outs GR8:$dst), (ins GR8:$src), "cmpxchg{b}\t{$src, $dst|$dst, $src}", [], IIC_CMPXCHG_REG8>, TB; @@ -1444,7 +1452,9 @@ def CMPXCHG32rr : I<0xB1, MRMDestReg, (outs GR32:$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, $src}", [], @@ -1468,7 +1478,7 @@ let Defs = [RAX, RDX, EFLAGS], Uses = [RAX, RBX, RCX, RDX] in def CMPXCHG16B : RI<0xC7, MRM1m, (outs), (ins i128mem:$dst), "cmpxchg16b\t$dst", [], IIC_CMPXCHG_16B>, TB, Requires<[HasCmpxchg16b]>; - +} // SchedRW // Lock instruction prefix @@ -1491,17 +1501,21 @@ 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>; @@ -1511,9 +1525,11 @@ 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