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//===-- X86InstrVMX.td - TSX Instruction Set Extension -----*- tablegen -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file describes the instructions that make up the Intel TSX instruction
// set.
//
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
// TSX instructions
def X86xtest: SDNode<"X86ISD::XTEST", SDTypeProfile<1, 0, [SDTCisVT<0, i32>]>,
[SDNPHasChain, SDNPSideEffect]>;
let usesCustomInserter = 1 in
def XBEGIN : I<0, Pseudo, (outs GR32:$dst), (ins),
"# XBEGIN", [(set GR32:$dst, (int_x86_xbegin))]>,
Requires<[HasRTM]>;
let isBranch = 1, isTerminator = 1, Defs = [EAX] in {
def XBEGIN_2 : Ii16PCRel<0xc7, MRM_F8, (outs), (ins brtarget16:$dst),
"xbegin\t$dst", []>, OpSize16, Requires<[HasRTM]>;
def XBEGIN_4 : Ii32PCRel<0xc7, MRM_F8, (outs), (ins brtarget32:$dst),
"xbegin\t$dst", []>, OpSize32, Requires<[HasRTM]>;
}
def XEND : I<0x01, MRM_D5, (outs), (ins),
"xend", [(int_x86_xend)]>, TB, Requires<[HasRTM]>;
let Defs = [EFLAGS] in
def XTEST : I<0x01, MRM_D6, (outs), (ins),
"xtest", [(set EFLAGS, (X86xtest))]>, TB, Requires<[HasTSX]>;
def XABORT : Ii8<0xc6, MRM_F8, (outs), (ins i8imm:$imm),
"xabort\t$imm",
[(int_x86_xabort imm:$imm)]>, Requires<[HasRTM]>;
// HLE prefixes
let isAsmParserOnly = 1 in {
def XACQUIRE_PREFIX : I<0xF2, RawFrm, (outs), (ins), "xacquire", []>, Requires<[HasHLE]>;
def XRELEASE_PREFIX : I<0xF3, RawFrm, (outs), (ins), "xrelease", []>, Requires<[HasHLE]>;
}
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