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PPC MCRF instruction does not have side effects

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@178971 91177308-0d34-0410-b5e6-96231b3b80d8
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Hal Finkel 2013-04-07 05:16:57 +00:00
parent fa1cac2a1e
commit aecbe24268
1 changed files with 1 additions and 0 deletions
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lib/Target/PowerPC/PPCInstrInfo.td
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@ -1245,6 +1245,7 @@ def FRSQRTES : XForm_26<59, 26, (outs F4RC:$frD), (ins F4RC:$frB),
// XL-Form instructions. condition register logical ops.
//
let neverHasSideEffects = 1 in
def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
"mcrf $BF, $BFA", BrMCR>,
PPC970_DGroup_First, PPC970_Unit_CRU;