diff options
Diffstat (limited to 'clang/lib/CodeGen/CGException.cpp')
-rw-r--r-- | clang/lib/CodeGen/CGException.cpp | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/clang/lib/CodeGen/CGException.cpp b/clang/lib/CodeGen/CGException.cpp index ebeb727..2490098 100644 --- a/clang/lib/CodeGen/CGException.cpp +++ b/clang/lib/CodeGen/CGException.cpp @@ -1898,14 +1898,21 @@ void CodeGenFunction::ExitSEHTryStmt(const SEHTryStmt &S) { ExceptBB = createBasicBlock("__except"); Builder.CreateCatchRet(CPI, ExceptBB); EmitBlock(ExceptBB); - } - - // On Win64, the exception pointer is the exception code. Copy it to the slot. - if (CGM.getTarget().getTriple().getArch() != llvm::Triple::x86) { - llvm::Value *Code = - Builder.CreatePtrToInt(getExceptionFromSlot(), IntPtrTy); - Code = Builder.CreateTrunc(Code, Int32Ty); - Builder.CreateStore(Code, SEHCodeSlotStack.back()); + // On Win64, the exception code is returned in EAX. Copy it into the slot. + if (CGM.getTarget().getTriple().getArch() != llvm::Triple::x86) { + llvm::Function *SEHCodeIntrin = + CGM.getIntrinsic(llvm::Intrinsic::eh_exceptioncode); + llvm::Value *Code = Builder.CreateCall(SEHCodeIntrin, {CPI}); + Builder.CreateStore(Code, SEHCodeSlotStack.back()); + } + } else { + // On Win64, the exception pointer is the exception code. Copy it to the slot. + if (CGM.getTarget().getTriple().getArch() != llvm::Triple::x86) { + llvm::Value *Code = + Builder.CreatePtrToInt(getExceptionFromSlot(), IntPtrTy); + Code = Builder.CreateTrunc(Code, Int32Ty); + Builder.CreateStore(Code, SEHCodeSlotStack.back()); + } } // Emit the __except body. |