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
This commit is contained in:
Evan Cheng 2005-12-17 01:24:02 +00:00
parent 56323c761a
commit aed7c721df
3 changed files with 327 additions and 111 deletions

View File

@ -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()) {

View File

@ -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<ValueType Ty, string printMethod> : Operand<Ty> {
@ -46,12 +66,20 @@ let PrintMethod = "printCallOperand" in
// Branch targets have OtherVT type.
def brtarget : Operand<OtherVT>;
//===----------------------------------------------------------------------===//
// X86 Complex Pattern Definitions.
//
// Define X86 specific addressing mode.
def addr : ComplexPattern<i32, 4, "SelectAddr", []>;
def leaaddr : ComplexPattern<i32, 4, "SelectLEAAddr",
[add,
frameindex, constpool, globaladdr, externalsym]>;
//===----------------------------------------------------------------------===//
// 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 <u, R16 = R16
(ops R16:$dst, R16:$src1, R16:$src2),
"cmovb {$src2, $dst|$dst, $src2}", []>, TB, OpSize;
"cmovb {$src2, $dst|$dst, $src2}",
[(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
SETULT, STATUS))]>,
Imp<[STATUS],[]>, TB, OpSize;
def CMOVB16rm : I<0x42, MRMSrcMem, // if <u, R16 = [mem16]
(ops R16:$dst, R16:$src1, i16mem:$src2),
"cmovb {$src2, $dst|$dst, $src2}", []>, TB, OpSize;
"cmovb {$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 <u, R32 = R32
(ops R32:$dst, R32:$src1, R32:$src2),
"cmovb {$src2, $dst|$dst, $src2}", []>, TB;
"cmovb {$src2, $dst|$dst, $src2}",
[(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
SETULT, STATUS))]>,
Imp<[STATUS],[]>, TB;
def CMOVB32rm : I<0x42, MRMSrcMem, // if <u, R32 = [mem32]
(ops R32:$dst, R32:$src1, i32mem:$src2),
"cmovb {$src2, $dst|$dst, $src2}", []>, TB;
"cmovb {$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 <s, R16 = R16
(ops R16:$dst, R16:$src1, R16:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set R16:$dst, (X86cmov R16:$src1, R16:$src2,
SETLT, STATUS))]>,
Imp<[STATUS],[]>, TB, OpSize;
def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, R16 = [mem16]
(ops R16:$dst, R16:$src1, i16mem:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set R16:$dst, (X86cmov R16:$src1, (loadi16 addr:$src2),
SETLT, STATUS))]>,
Imp<[STATUS],[]>, TB, OpSize;
def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, R32 = R32
(ops R32:$dst, R32:$src1, R32:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set R32:$dst, (X86cmov R32:$src1, R32:$src2,
SETLT, STATUS))]>,
Imp<[STATUS],[]>, TB;
def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, R32 = [mem32]
(ops R32:$dst, R32:$src1, i32mem:$src2),
"cmovl {$src2, $dst|$dst, $src2}",
[(set R32:$dst, (X86cmov R32:$src1, (loadi32 addr:$src2),
SETLT, STATUS))]>,
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, $src2}", []>, TB;
def CMOVL16rr : I<0x4C, MRMSrcReg, // if <s, R16 = R16
(ops R16:$dst, R16:$src1, R16:$src2),
"cmovl {$src2, $dst|$dst, $src2}", []>, TB, OpSize;
def CMOVL16rm : I<0x4C, MRMSrcMem, // if <s, R16 = [mem16]
(ops R16:$dst, R16:$src1, i16mem:$src2),
"cmovl {$src2, $dst|$dst, $src2}", []>, TB, OpSize;
def CMOVL32rr : I<0x4C, MRMSrcReg, // if <s, R32 = R32
(ops R32:$dst, R32:$src1, R32:$src2),
"cmovl {$src2, $dst|$dst, $src2}", []>, TB;
def CMOVL32rm : I<0x4C, MRMSrcMem, // if <s, R32 = [mem32]
(ops R32:$dst, R32:$src1, i32mem:$src2),
"cmovl {$src2, $dst|$dst, $src2}", []>, TB;
def CMOVGE16rr: I<0x4D, MRMSrcReg, // if >=s, R16 = R16
(ops R16:$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),

View File

@ -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;
}