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| author | Joseph Tremoulet <jotrem@microsoft.com> | 2015-10-17 00:08:08 +0000 |
|---|---|---|
| committer | Joseph Tremoulet <jotrem@microsoft.com> | 2015-10-17 00:08:08 +0000 |
| commit | 55b51e9dccd1328995b410772f24be3973a122a2 (patch) | |
| tree | e7e8cc40a79ed9cfa8288e8a848cb991bf4a1f48 /llvm/lib/CodeGen | |
| parent | ce10cec56a83c415409bbeb0bce5d5dd9ac5cf64 (diff) | |
| download | bcm5719-llvm-55b51e9dccd1328995b410772f24be3973a122a2.tar.gz bcm5719-llvm-55b51e9dccd1328995b410772f24be3973a122a2.zip | |
[WinEH] Fix eh.exceptionpointer intrinsic lowering
Summary:
Some shared code for handling eh.exceptionpointer and eh.exceptioncode
needs to not share the part that truncates to 32 bits, which is intended
just for exception codes.
Reviewers: rnk
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D13747
llvm-svn: 250588
Diffstat (limited to 'llvm/lib/CodeGen')
| -rw-r--r-- | llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp index 3f061f3150d..cd4ef362d47 100644 --- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp +++ b/llvm/lib/CodeGen/SelectionDAG/SelectionDAGBuilder.cpp @@ -5258,7 +5258,8 @@ SelectionDAGBuilder::visitIntrinsicCall(const CallInst &I, unsigned Intrinsic) { unsigned VReg = FuncInfo.getCatchPadExceptionPointerVReg(CPI, PtrRC); SDValue N = DAG.getCopyFromReg(DAG.getEntryNode(), getCurSDLoc(), VReg, PtrVT); - N = DAG.getZExtOrTrunc(N, getCurSDLoc(), MVT::i32); + if (Intrinsic == Intrinsic::eh_exceptioncode) + N = DAG.getZExtOrTrunc(N, getCurSDLoc(), MVT::i32); setValue(&I, N); return nullptr; } |
