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Get rid of unused codegen-only instruction.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148239 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Eli Friedman
2012-01-16 16:29:35 +00:00
parent a0c1fc3bd3
commit a20b71518a
2 changed files with 0 additions and 12 deletions
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9
lib/Target/X86/X86InstrCompiler.td
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@@ -562,15 +562,6 @@ def Int_MemBarrier : I<0, Pseudo, (outs), (ins),
"#MEMBARRIER",
[(X86MemBarrier)]>;
// TODO: Get this to fold the constant into the instruction.
let hasSideEffects = 1, Defs = [ESP], isCodeGenOnly = 1 in
def Int_MemBarrierNoSSE64 : RI<0x09, MRM1r, (outs), (ins GR64:$zero),
"lock\n\t"
"or{q}\t{$zero, (%rsp)|(%rsp), $zero}",
[(X86MemBarrierNoSSE GR64:$zero)]>,
Requires<[In64BitMode]>, LOCK;
// RegOpc corresponds to the mr version of the instruction
// ImmOpc corresponds to the mi version of the instruction
// ImmOpc8 corresponds to the mi8 version of the instruction