From aed7c721dfd6a3a27d07f582cb0057e64385ba45 Mon Sep 17 00:00:00 2001 From: Evan Cheng Date: Sat, 17 Dec 2005 01:24:02 +0000 Subject: [PATCH] Added support for cmp, test, and conditional move instructions. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@24756 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/X86/X86ISelDAGToDAG.cpp | 3 +- lib/Target/X86/X86InstrInfo.td | 430 +++++++++++++++++++++-------- lib/Target/X86/X86RegisterInfo.td | 5 + 3 files changed, 327 insertions(+), 111 deletions(-) diff --git a/lib/Target/X86/X86ISelDAGToDAG.cpp b/lib/Target/X86/X86ISelDAGToDAG.cpp index 2966b19c6e5..842341ad9ca 100644 --- a/lib/Target/X86/X86ISelDAGToDAG.cpp +++ b/lib/Target/X86/X86ISelDAGToDAG.cpp @@ -364,7 +364,8 @@ SDOperand X86DAGToDAGISel::Select(SDOperand N) { MVT::ValueType NVT = Node->getValueType(0); unsigned Opc; - if (Node->getOpcode() >= ISD::BUILTIN_OP_END) + if (Node->getOpcode() >= ISD::BUILTIN_OP_END && + Node->getOpcode() < X86ISD::FIRST_NUMBER) return N; // Already selected. switch (Node->getOpcode()) { diff --git a/lib/Target/X86/X86InstrInfo.td b/lib/Target/X86/X86InstrInfo.td index 2eb77756f9f..a244baad9c9 100644 --- a/lib/Target/X86/X86InstrInfo.td +++ b/lib/Target/X86/X86InstrInfo.td @@ -13,6 +13,26 @@ // //===----------------------------------------------------------------------===// +//===----------------------------------------------------------------------===// +// X86 specific DAG Nodes. +// + +def SDTX86CmpTest : SDTypeProfile<1, 2, [SDTCisVT<0, FlagVT>, SDTCisInt<1>, + SDTCisSameAs<1, 2>]>; + +def SDTX86Cmov : SDTypeProfile<1, 4, + [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, + SDTCisVT<3, OtherVT>, SDTCisVT<4, FlagVT>]>; + +def X86cmp : SDNode<"X86ISD::CMP" , SDTX86CmpTest, []>; +def X86test : SDNode<"X86ISD::TEST", SDTX86CmpTest, []>; + +def X86cmov : SDNode<"X86ISD::CMOV", SDTX86Cmov, []>; + +//===----------------------------------------------------------------------===// +// X86 Operand Definitions. +// + // *mem - Operand definitions for the funky X86 addressing mode operands. // class X86MemOperand : Operand { @@ -46,12 +66,20 @@ let PrintMethod = "printCallOperand" in // Branch targets have OtherVT type. def brtarget : Operand; +//===----------------------------------------------------------------------===// +// X86 Complex Pattern Definitions. +// + // Define X86 specific addressing mode. def addr : ComplexPattern; def leaaddr : ComplexPattern; +//===----------------------------------------------------------------------===// +// X86 Instruction Format Definitions. +// + // Format specifies the encoding used by the instruction. This is part of the // ad-hoc solution used to emit machine instruction encodings by our machine // code emitter. @@ -70,6 +98,10 @@ def MRM0m : Format<24>; def MRM1m : Format<25>; def MRM2m : Format<26>; def MRM3m : Format<27>; def MRM4m : Format<28>; def MRM5m : Format<29>; def MRM6m : Format<30>; def MRM7m : Format<31>; +//===----------------------------------------------------------------------===// +// X86 specific pattern fragments. +// + // ImmType - This specifies the immediate type used by an instruction. This is // part of the ad-hoc solution used to emit machine instruction encodings by our // machine code emitter. @@ -513,81 +545,253 @@ let isTwoAddress = 1 in { // Conditional moves def CMOVB16rr : I<0x42, MRMSrcReg, // if , TB, OpSize; + "cmovb {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETULT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVB16rm : I<0x42, MRMSrcMem, // if , TB, OpSize; + "cmovb {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETULT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVB32rr : I<0x42, MRMSrcReg, // if , TB; + "cmovb {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETULT, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVB32rm : I<0x42, MRMSrcMem, // if , TB; + "cmovb {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETULT, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVAE16rr: I<0x43, MRMSrcReg, // if >=u, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), - "cmovae {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovae {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETUGE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVAE16rm: I<0x43, MRMSrcMem, // if >=u, R16 = [mem16] (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovae {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovae {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETUGE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVAE32rr: I<0x43, MRMSrcReg, // if >=u, R32 = R32 (ops R32:$dst, R32:$src1, R32:$src2), - "cmovae {$src2, $dst|$dst, $src2}", []>, TB; + "cmovae {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETUGE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVAE32rm: I<0x43, MRMSrcMem, // if >=u, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovae {$src2, $dst|$dst, $src2}", []>, TB; + "cmovae {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETUGE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVE16rr : I<0x44, MRMSrcReg, // if ==, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), - "cmove {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmove {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETEQ, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVE16rm : I<0x44, MRMSrcMem, // if ==, R16 = [mem16] (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmove {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmove {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETEQ, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVE32rr : I<0x44, MRMSrcReg, // if ==, R32 = R32 (ops R32:$dst, R32:$src1, R32:$src2), - "cmove {$src2, $dst|$dst, $src2}", []>, TB; + "cmove {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETEQ, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVE32rm : I<0x44, MRMSrcMem, // if ==, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmove {$src2, $dst|$dst, $src2}", []>, TB; + "cmove {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETEQ, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVNE16rr: I<0x45, MRMSrcReg, // if !=, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), - "cmovne {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovne {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETNE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVNE16rm: I<0x45, MRMSrcMem, // if !=, R16 = [mem16] (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovne {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovne {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETNE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVNE32rr: I<0x45, MRMSrcReg, // if !=, R32 = R32 (ops R32:$dst, R32:$src1, R32:$src2), - "cmovne {$src2, $dst|$dst, $src2}", []>, TB; + "cmovne {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETNE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVNE32rm: I<0x45, MRMSrcMem, // if !=, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovne {$src2, $dst|$dst, $src2}", []>, TB; + "cmovne {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETNE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVBE16rr: I<0x46, MRMSrcReg, // if <=u, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), - "cmovbe {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovbe {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETULE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVBE16rm: I<0x46, MRMSrcMem, // if <=u, R16 = [mem16] (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovbe {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmovbe {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETULE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVBE32rr: I<0x46, MRMSrcReg, // if <=u, R32 = R32 (ops R32:$dst, R32:$src1, R32:$src2), - "cmovbe {$src2, $dst|$dst, $src2}", []>, TB; + "cmovbe {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETULE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVBE32rm: I<0x46, MRMSrcMem, // if <=u, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovbe {$src2, $dst|$dst, $src2}", []>, TB; + "cmovbe {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETULE, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVA16rr : I<0x47, MRMSrcReg, // if >u, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), - "cmova {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmova {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETUGT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVA16rm : I<0x47, MRMSrcMem, // if >u, R16 = [mem16] (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmova {$src2, $dst|$dst, $src2}", []>, TB, OpSize; + "cmova {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETUGT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; def CMOVA32rr : I<0x47, MRMSrcReg, // if >u, R32 = R32 (ops R32:$dst, R32:$src1, R32:$src2), - "cmova {$src2, $dst|$dst, $src2}", []>, TB; + "cmova {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETUGT, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVA32rm : I<0x47, MRMSrcMem, // if >u, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmova {$src2, $dst|$dst, $src2}", []>, TB; + "cmova {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETUGT, STATUS))]>, + Imp<[STATUS],[]>, TB; + +def CMOVL16rr : I<0x4C, MRMSrcReg, // if , + Imp<[STATUS],[]>, TB, OpSize; +def CMOVL16rm : I<0x4C, MRMSrcMem, // if , + Imp<[STATUS],[]>, TB, OpSize; +def CMOVL32rr : I<0x4C, MRMSrcReg, // if , + Imp<[STATUS],[]>, TB; +def CMOVL32rm : I<0x4C, MRMSrcMem, // if , + Imp<[STATUS],[]>, TB; + +def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, R16 = R16 + (ops R16:$dst, R16:$src1, R16:$src2), + "cmovge {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETGE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, R16 = [mem16] + (ops R16:$dst, R16:$src1, i16mem:$src2), + "cmovge {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETGE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, R32 = R32 + (ops R32:$dst, R32:$src1, R32:$src2), + "cmovge {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETGE, STATUS))]>, + Imp<[STATUS],[]>, TB; +def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, R32 = [mem32] + (ops R32:$dst, R32:$src1, i32mem:$src2), + "cmovge {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETGE, STATUS))]>, + Imp<[STATUS],[]>, TB; + +def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, R16 = R16 + (ops R16:$dst, R16:$src1, R16:$src2), + "cmovle {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETLE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, R16 = [mem16] + (ops R16:$dst, R16:$src1, i16mem:$src2), + "cmovle {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETLE, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, R32 = R32 + (ops R32:$dst, R32:$src1, R32:$src2), + "cmovle {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETLE, STATUS))]>, + Imp<[STATUS],[]>, TB; +def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, R32 = [mem32] + (ops R32:$dst, R32:$src1, i32mem:$src2), + "cmovle {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETLE, STATUS))]>, + Imp<[STATUS],[]>, TB; + +def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, R16 = R16 + (ops R16:$dst, R16:$src1, R16:$src2), + "cmovg {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, R16:$src2, + SETGT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, R16 = [mem16] + (ops R16:$dst, R16:$src1, i16mem:$src2), + "cmovg {$src2, $dst|$dst, $src2}", + [(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2), + SETGT, STATUS))]>, + Imp<[STATUS],[]>, TB, OpSize; +def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, R32 = R32 + (ops R32:$dst, R32:$src1, R32:$src2), + "cmovg {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, R32:$src2, + SETGT, STATUS))]>, + Imp<[STATUS],[]>, TB; +def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, R32 = [mem32] + (ops R32:$dst, R32:$src1, i32mem:$src2), + "cmovg {$src2, $dst|$dst, $src2}", + [(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2), + SETGT, STATUS))]>, + Imp<[STATUS],[]>, TB; def CMOVS16rr : I<0x48, MRMSrcReg, // if signed, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), @@ -628,7 +832,6 @@ def CMOVP32rm : I<0x4A, MRMSrcMem, // if parity, R32 = [mem32] (ops R32:$dst, R32:$src1, i32mem:$src2), "cmovp {$src2, $dst|$dst, $src2}", []>, TB; - def CMOVNP16rr : I<0x4B, MRMSrcReg, // if !parity, R16 = R16 (ops R16:$dst, R16:$src1, R16:$src2), "cmovnp {$src2, $dst|$dst, $src2}", []>, TB, OpSize; @@ -643,58 +846,6 @@ def CMOVNP32rm : I<0x4B, MRMSrcMem, // if !parity, R32 = [mem32] "cmovnp {$src2, $dst|$dst, $src2}", []>, TB; -def CMOVL16rr : I<0x4C, MRMSrcReg, // if , TB, OpSize; -def CMOVL16rm : I<0x4C, MRMSrcMem, // if , TB, OpSize; -def CMOVL32rr : I<0x4C, MRMSrcReg, // if , TB; -def CMOVL32rm : I<0x4C, MRMSrcMem, // if , TB; - -def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, R16 = R16 - (ops R16:$dst, R16:$src1, R16:$src2), - "cmovge {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVGE16rm: I<0x4D, MRMSrcMem, // if >=s, R16 = [mem16] - (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovge {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVGE32rr: I<0x4D, MRMSrcReg, // if >=s, R32 = R32 - (ops R32:$dst, R32:$src1, R32:$src2), - "cmovge {$src2, $dst|$dst, $src2}", []>, TB; -def CMOVGE32rm: I<0x4D, MRMSrcMem, // if >=s, R32 = [mem32] - (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovge {$src2, $dst|$dst, $src2}", []>, TB; - -def CMOVLE16rr: I<0x4E, MRMSrcReg, // if <=s, R16 = R16 - (ops R16:$dst, R16:$src1, R16:$src2), - "cmovle {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVLE16rm: I<0x4E, MRMSrcMem, // if <=s, R16 = [mem16] - (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovle {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVLE32rr: I<0x4E, MRMSrcReg, // if <=s, R32 = R32 - (ops R32:$dst, R32:$src1, R32:$src2), - "cmovle {$src2, $dst|$dst, $src2}", []>, TB; -def CMOVLE32rm: I<0x4E, MRMSrcMem, // if <=s, R32 = [mem32] - (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovle {$src2, $dst|$dst, $src2}", []>, TB; - -def CMOVG16rr : I<0x4F, MRMSrcReg, // if >s, R16 = R16 - (ops R16:$dst, R16:$src1, R16:$src2), - "cmovg {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVG16rm : I<0x4F, MRMSrcMem, // if >s, R16 = [mem16] - (ops R16:$dst, R16:$src1, i16mem:$src2), - "cmovg {$src2, $dst|$dst, $src2}", []>, TB, OpSize; -def CMOVG32rr : I<0x4F, MRMSrcReg, // if >s, R32 = R32 - (ops R32:$dst, R32:$src1, R32:$src2), - "cmovg {$src2, $dst|$dst, $src2}", []>, TB; -def CMOVG32rm : I<0x4F, MRMSrcMem, // if >s, R32 = [mem32] - (ops R32:$dst, R32:$src1, i32mem:$src2), - "cmovg {$src2, $dst|$dst, $src2}", []>, TB; - // unary instructions def NEG8r : I<0xF6, MRM3r, (ops R8 :$dst, R8 :$src), "neg{b} $dst", [(set R8:$dst, (ineg R8:$src))]>; @@ -1526,44 +1677,73 @@ def IMUL32rmi8 : Ii8<0x6B, MRMSrcMem, // R32 = [mem32]*I8 // let isCommutable = 1 in { // TEST X, Y --> TEST Y, X def TEST8rr : I<0x84, MRMDestReg, (ops R8:$src1, R8:$src2), - "test{b} {$src2, $src1|$src1, $src2}", []>; + "test{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R8:$src1, R8:$src2))]>, + Imp<[],[STATUS]>; def TEST16rr : I<0x85, MRMDestReg, (ops R16:$src1, R16:$src2), - "test{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "test{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R16:$src1, R16:$src2))]>, + Imp<[],[STATUS]>, OpSize; def TEST32rr : I<0x85, MRMDestReg, (ops R32:$src1, R32:$src2), - "test{l} {$src2, $src1|$src1, $src2}", []>; + "test{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R32:$src1, R32:$src2))]>, + Imp<[],[STATUS]>; } def TEST8mr : I<0x84, MRMDestMem, (ops i8mem :$src1, R8 :$src2), - "test{b} {$src2, $src1|$src1, $src2}", []>; + "test{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi8 addr:$src1), R8:$src2))]>, + Imp<[],[STATUS]>; def TEST16mr : I<0x85, MRMDestMem, (ops i16mem:$src1, R16:$src2), - "test{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "test{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi16 addr:$src1), R16:$src2))]>, + Imp<[],[STATUS]>, OpSize; def TEST32mr : I<0x85, MRMDestMem, (ops i32mem:$src1, R32:$src2), - "test{l} {$src2, $src1|$src1, $src2}", []>; + "test{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi32 addr:$src1), R32:$src2))]>, + Imp<[],[STATUS]>; def TEST8rm : I<0x84, MRMSrcMem, (ops R8 :$src1, i8mem :$src2), - "test{b} {$src2, $src1|$src1, $src2}", []>; + "test{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R8:$src1, (loadi8 addr:$src2)))]>, + Imp<[],[STATUS]>; def TEST16rm : I<0x85, MRMSrcMem, (ops R16:$src1, i16mem:$src2), - "test{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "test{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R16:$src1, (loadi16 addr:$src2)))]>, + Imp<[],[STATUS]>, OpSize; def TEST32rm : I<0x85, MRMSrcMem, (ops R32:$src1, i32mem:$src2), - "test{l} {$src2, $src1|$src1, $src2}", []>; + "test{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R32:$src1, (loadi32 addr:$src2)))]>, + Imp<[],[STATUS]>; def TEST8ri : Ii8 <0xF6, MRM0r, // flags = R8 & imm8 (ops R8:$src1, i8imm:$src2), - "test{b} {$src2, $src1|$src1, $src2}", []>; + "test{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R8:$src1, imm:$src2))]>, + Imp<[],[STATUS]>; def TEST16ri : Ii16<0xF7, MRM0r, // flags = R16 & imm16 (ops R16:$src1, i16imm:$src2), - "test{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "test{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R16:$src1, imm:$src2))]>, + Imp<[],[STATUS]>, OpSize; def TEST32ri : Ii32<0xF7, MRM0r, // flags = R32 & imm32 (ops R32:$src1, i32imm:$src2), - "test{l} {$src2, $src1|$src1, $src2}", []>; + "test{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test R32:$src1, imm:$src2))]>, + Imp<[],[STATUS]>; def TEST8mi : Ii8 <0xF6, MRM0m, // flags = [mem8] & imm8 - (ops i32mem:$src1, i8imm:$src2), - "test{b} {$src2, $src1|$src1, $src2}", []>; + (ops i8mem:$src1, i8imm:$src2), + "test{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi8 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>; def TEST16mi : Ii16<0xF7, MRM0m, // flags = [mem16] & imm16 (ops i16mem:$src1, i16imm:$src2), - "test{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "test{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi16 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>, OpSize; def TEST32mi : Ii32<0xF7, MRM0m, // flags = [mem32] & imm32 (ops i32mem:$src1, i32imm:$src2), - "test{l} {$src2, $src1|$src1, $src2}", []>; - + "test{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86test (loadi32 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>; // Condition code ops, incl. set if equal/not equal/... @@ -1630,49 +1810,79 @@ def SETGm : I<0x9F, MRM0m, // Integer comparisons def CMP8rr : I<0x38, MRMDestReg, (ops R8 :$src1, R8 :$src2), - "cmp{b} {$src2, $src1|$src1, $src2}", []>; + "cmp{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R8:$src1, R8:$src2))]>, + Imp<[],[STATUS]>; def CMP16rr : I<0x39, MRMDestReg, (ops R16:$src1, R16:$src2), - "cmp{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "cmp{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R16:$src1, R16:$src2))]>, + Imp<[],[STATUS]>, OpSize; def CMP32rr : I<0x39, MRMDestReg, (ops R32:$src1, R32:$src2), - "cmp{l} {$src2, $src1|$src1, $src2}", []>; + "cmp{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R32:$src1, R32:$src2))]>, + Imp<[],[STATUS]>; def CMP8mr : I<0x38, MRMDestMem, (ops i8mem :$src1, R8 :$src2), - "cmp{b} {$src2, $src1|$src1, $src2}", []>; + "cmp{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi8 addr:$src1), R8:$src2))]>, + Imp<[],[STATUS]>; def CMP16mr : I<0x39, MRMDestMem, (ops i16mem:$src1, R16:$src2), - "cmp{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "cmp{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi16 addr:$src1), R16:$src2))]>, + Imp<[],[STATUS]>, OpSize; def CMP32mr : I<0x39, MRMDestMem, (ops i32mem:$src1, R32:$src2), - "cmp{l} {$src2, $src1|$src1, $src2}", []>; + "cmp{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi32 addr:$src1), R32:$src2))]>, + Imp<[],[STATUS]>; def CMP8rm : I<0x3A, MRMSrcMem, (ops R8 :$src1, i8mem :$src2), - "cmp{b} {$src2, $src1|$src1, $src2}", []>; + "cmp{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R8:$src1, (loadi8 addr:$src2)))]>, + Imp<[],[STATUS]>; def CMP16rm : I<0x3B, MRMSrcMem, (ops R16:$src1, i16mem:$src2), - "cmp{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "cmp{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R16:$src1, (loadi16 addr:$src2)))]>, + Imp<[],[STATUS]>, OpSize; def CMP32rm : I<0x3B, MRMSrcMem, (ops R32:$src1, i32mem:$src2), - "cmp{l} {$src2, $src1|$src1, $src2}", []>; + "cmp{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R32:$src1, (loadi32 addr:$src2)))]>, + Imp<[],[STATUS]>; def CMP8ri : Ii8<0x80, MRM7r, - (ops R16:$src1, i8imm:$src2), - "cmp{b} {$src2, $src1|$src1, $src2}", []>; + (ops R8:$src1, i8imm:$src2), + "cmp{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R8:$src1, imm:$src2))]>, + Imp<[],[STATUS]>; def CMP16ri : Ii16<0x81, MRM7r, (ops R16:$src1, i16imm:$src2), - "cmp{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "cmp{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R16:$src1, imm:$src2))]>, + Imp<[],[STATUS]>, OpSize; def CMP32ri : Ii32<0x81, MRM7r, (ops R32:$src1, i32imm:$src2), - "cmp{l} {$src2, $src1|$src1, $src2}", []>; + "cmp{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp R32:$src1, imm:$src2))]>, + Imp<[],[STATUS]>; def CMP8mi : Ii8 <0x80, MRM7m, (ops i8mem :$src1, i8imm :$src2), - "cmp{b} {$src2, $src1|$src1, $src2}", []>; + "cmp{b} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi8 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>; def CMP16mi : Ii16<0x81, MRM7m, (ops i16mem:$src1, i16imm:$src2), - "cmp{w} {$src2, $src1|$src1, $src2}", []>, OpSize; + "cmp{w} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi16 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>, OpSize; def CMP32mi : Ii32<0x81, MRM7m, (ops i32mem:$src1, i32imm:$src2), - "cmp{l} {$src2, $src1|$src1, $src2}", []>; + "cmp{l} {$src2, $src1|$src1, $src2}", + [(set STATUS, (X86cmp (loadi32 addr:$src1), imm:$src2))]>, + Imp<[],[STATUS]>; // Sign/Zero extenders def MOVSX16rr8 : I<0xBE, MRMSrcReg, (ops R16:$dst, R8 :$src), diff --git a/lib/Target/X86/X86RegisterInfo.td b/lib/Target/X86/X86RegisterInfo.td index 139ebd7fd71..ccbb7c249fc 100644 --- a/lib/Target/X86/X86RegisterInfo.td +++ b/lib/Target/X86/X86RegisterInfo.td @@ -60,6 +60,7 @@ let Namespace = "X86" in { def ST6 : Register<"ST(6)">; def ST7 : Register<"ST(7)">; // Flags, Segment registers, etc... + def STATUS : Register<"STATUS">; } //===----------------------------------------------------------------------===// @@ -135,3 +136,7 @@ def RST : RegisterClass<"X86", [f64], 32, } }]; } + +def FLAGS_REGS : RegisterClass<"X86", [FlagVT], 32, [STATUS]> { + let Size = 32; +} -- 2.34.1