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Set neverHasSideEffects on 64-bit pushf and popf, for consistency with

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16-bit and 32-bit pushf and popf.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104228 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2010-05-20 15:42:55 +00:00
parent 5ce6d05ad6
commit 100804f494
1 changed files with 2 additions and 2 deletions
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4
lib/Target/X86/X86Instr64bit.td
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@ -274,9 +274,9 @@ def PUSH64i32 : Ii32<0x68, RawFrm, (outs), (ins i32imm:$imm),
"push{q}\t$imm", []>;
}
let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1 in
let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1, neverHasSideEffects=1 in
def POPFQ : I<0x9D, RawFrm, (outs), (ins), "popf{q}", []>, REX_W;
let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1 in
let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1, neverHasSideEffects=1 in
def PUSHFQ64 : I<0x9C, RawFrm, (outs), (ins), "pushf{q}", []>;
def LEA64_32r : I<0x8D, MRMSrcMem,