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Mark the AL/AX/EAX forms of the basic arithmetic operations has never having side effects.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@171121 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Craig Topper 2012-12-26 22:19:23 +00:00
parent dbf5081a31
commit b87a5b3a1f
1 changed files with 44 additions and 43 deletions
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lib/Target/X86/X86InstrArithmetic.td
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@ -914,6 +914,7 @@ class BinOpAI<bits<8> opcode, string mnemonic, X86TypeInfo typeinfo,
let ImmT = typeinfo.ImmEncoding;
let Uses = [areg];
let Defs = [areg];
let hasSideEffects = 0;
}
/// ArithBinOp_RF - This is an arithmetic binary operator where the pattern is