diff options
Diffstat (limited to 'lib/CodeGen')
| -rw-r--r-- | lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp index 8431e20d83..a27fbe68ad 100644 --- a/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp +++ b/lib/CodeGen/SelectionDAG/SelectionDAGBuild.cpp @@ -4561,7 +4561,8 @@ void SelectionDAGLowering::visitCall(CallInst &I) { } else if (Name == "sin" || Name == "sinf" || Name == "sinl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && - I.getType() == I.getOperand(1)->getType()) { + I.getType() == I.getOperand(1)->getType() && + I.onlyReadsMemory()) { SDValue Tmp = getValue(I.getOperand(1)); setValue(&I, DAG.getNode(ISD::FSIN, getCurDebugLoc(), Tmp.getValueType(), Tmp)); @@ -4570,7 +4571,8 @@ void SelectionDAGLowering::visitCall(CallInst &I) { } else if (Name == "cos" || Name == "cosf" || Name == "cosl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && - I.getType() == I.getOperand(1)->getType()) { + I.getType() == I.getOperand(1)->getType() && + I.onlyReadsMemory()) { SDValue Tmp = getValue(I.getOperand(1)); setValue(&I, DAG.getNode(ISD::FCOS, getCurDebugLoc(), Tmp.getValueType(), Tmp)); @@ -4579,7 +4581,8 @@ void SelectionDAGLowering::visitCall(CallInst &I) { } else if (Name == "sqrt" || Name == "sqrtf" || Name == "sqrtl") { if (I.getNumOperands() == 2 && // Basic sanity checks. I.getOperand(1)->getType()->isFloatingPoint() && - I.getType() == I.getOperand(1)->getType()) { + I.getType() == I.getOperand(1)->getType() && + I.onlyReadsMemory()) { SDValue Tmp = getValue(I.getOperand(1)); setValue(&I, DAG.getNode(ISD::FSQRT, getCurDebugLoc(), Tmp.getValueType(), Tmp)); |