diff options
| author | Reid Spencer <rspencer@reidspencer.com> | 2006-12-23 06:05:41 +0000 |
|---|---|---|
| committer | Reid Spencer <rspencer@reidspencer.com> | 2006-12-23 06:05:41 +0000 |
| commit | e4d87aa2de6e52952dca73716386db09aad5a8fd (patch) | |
| tree | ce8c6e6ddc845de3585020c856118892f4206593 /lib/Transforms/Utils/CloneFunction.cpp | |
| parent | add2bd7f5941537a97a41e037ae2277fbeed0b4f (diff) | |
For PR950:
This patch removes the SetCC instructions and replaces them with the ICmp
and FCmp instructions. The SetCondInst instruction has been removed and
been replaced with ICmpInst and FCmpInst.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32751 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Transforms/Utils/CloneFunction.cpp')
| -rw-r--r-- | lib/Transforms/Utils/CloneFunction.cpp | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/Transforms/Utils/CloneFunction.cpp b/lib/Transforms/Utils/CloneFunction.cpp index 3aa7397ef9..896c39943c 100644 --- a/lib/Transforms/Utils/CloneFunction.cpp +++ b/lib/Transforms/Utils/CloneFunction.cpp @@ -278,7 +278,15 @@ void PruningFunctionCloner::CloneBlock(const BasicBlock *BB) { /// mapping its operands through ValueMap if they are available. Constant *PruningFunctionCloner:: ConstantFoldMappedInstruction(const Instruction *I) { - if (isa<BinaryOperator>(I) || isa<ShiftInst>(I)) { + if (isa<CmpInst>(I)) { + if (Constant *Op0 = dyn_cast_or_null<Constant>(MapValue(I->getOperand(0), + ValueMap))) + if (Constant *Op1 = dyn_cast_or_null<Constant>(MapValue(I->getOperand(1), + ValueMap))) + return ConstantExpr::getCompare(cast<CmpInst>(I)->getPredicate(), Op0, + Op1); + return 0; + } else if (isa<BinaryOperator>(I) || isa<ShiftInst>(I)) { if (Constant *Op0 = dyn_cast_or_null<Constant>(MapValue(I->getOperand(0), ValueMap))) if (Constant *Op1 = dyn_cast_or_null<Constant>(MapValue(I->getOperand(1), @@ -295,7 +303,7 @@ ConstantFoldMappedInstruction(const Instruction *I) { else return 0; // All operands not constant! - return ConstantFoldInstOperands(I->getOpcode(), I->getType(), Ops); + return ConstantFoldInstOperands(I, Ops); } /// CloneAndPruneFunctionInto - This works exactly like CloneFunctionInto, |