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-rw-r--r--llvm/lib/CodeGen/BasicTargetTransformInfo.cpp1
-rw-r--r--llvm/lib/CodeGen/IntrinsicLowering.cpp5
-rw-r--r--llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp3
3 files changed, 6 insertions, 3 deletions
diff --git a/llvm/lib/CodeGen/BasicTargetTransformInfo.cpp b/llvm/lib/CodeGen/BasicTargetTransformInfo.cpp
index b2737bf754f..d639101dd9c 100644
--- a/llvm/lib/CodeGen/BasicTargetTransformInfo.cpp
+++ b/llvm/lib/CodeGen/BasicTargetTransformInfo.cpp
@@ -572,6 +572,7 @@ unsigned BasicTTI::getIntrinsicInstrCost(Intrinsic::ID IID, Type *RetTy,
case Intrinsic::pow: ISD = ISD::FPOW; break;
case Intrinsic::fma: ISD = ISD::FMA; break;
case Intrinsic::fmuladd: ISD = ISD::FMA; break;
+ // FIXME: We should return 0 whenever getIntrinsicCost == TCC_Free.
case Intrinsic::lifetime_start:
case Intrinsic::lifetime_end:
return 0;
diff --git a/llvm/lib/CodeGen/IntrinsicLowering.cpp b/llvm/lib/CodeGen/IntrinsicLowering.cpp
index a8b860034f4..9df8f3c89e7 100644
--- a/llvm/lib/CodeGen/IntrinsicLowering.cpp
+++ b/llvm/lib/CodeGen/IntrinsicLowering.cpp
@@ -459,9 +459,10 @@ void IntrinsicLowering::LowerIntrinsicCall(CallInst *CI) {
CI->replaceAllUsesWith(CI->getOperand(0));
break;
+ case Intrinsic::assume:
case Intrinsic::var_annotation:
- break; // Strip out annotate intrinsic
-
+ break; // Strip out these intrinsics
+
case Intrinsic::memcpy: {
Type *IntPtr = DL.getIntPtrType(Context);
Value *Size = Builder.CreateIntCast(CI->getArgOperand(2), IntPtr,
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
index b3d6ab81ed1..4ccdb1dbc77 100644
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
+++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp
@@ -5304,8 +5304,9 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) {
// Drop the intrinsic, but forward the value
setValue(&I, getValue(I.getOperand(0)));
return nullptr;
+ case Intrinsic::assume:
case Intrinsic::var_annotation:
- // Discard annotate attributes
+ // Discard annotate attributes and assumptions
return nullptr;
case Intrinsic::init_trampoline: {
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