diff options
Diffstat (limited to 'clang/lib/CodeGen/CGBuiltin.cpp')
| -rw-r--r-- | clang/lib/CodeGen/CGBuiltin.cpp | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/clang/lib/CodeGen/CGBuiltin.cpp b/clang/lib/CodeGen/CGBuiltin.cpp index ec5738b28bd..d813bbae7f0 100644 --- a/clang/lib/CodeGen/CGBuiltin.cpp +++ b/clang/lib/CodeGen/CGBuiltin.cpp @@ -320,6 +320,36 @@ RValue CodeGenFunction::EmitBuiltinExpr(const FunctionDecl *FD, // FIXME: There should be a target hook for this return RValue::get(EmitScalarExpr(E->getArg(0))); } + case Builtin::BI__builtin_unwind_init: { + Value *F = CGM.getIntrinsic(Intrinsic::eh_unwind_init, 0, 0); + return RValue::get(Builder.CreateCall(F)); + } +#if 0 + // FIXME: Finish/enable when LLVM backend support stabilizes + case Builtin::BI__builtin_setjmp: { + Value *Buf = EmitScalarExpr(E->getArg(0)); + // Store the frame pointer to the buffer + Value *FrameAddrF = CGM.getIntrinsic(Intrinsic::frameaddress, 0, 0); + Value *FrameAddr = + Builder.CreateCall(FrameAddrF, + Constant::getNullValue(llvm::Type::Int32Ty)); + Builder.CreateStore(FrameAddr, Buf); + // Call the setjmp intrinsic + Value *F = CGM.getIntrinsic(Intrinsic::eh_sjlj_setjmp, 0, 0); + const llvm::Type *DestType = + llvm::PointerType::getUnqual(llvm::Type::Int8Ty); + Buf = Builder.CreateBitCast(Buf, DestType); + return RValue::get(Builder.CreateCall(F, Buf)); + } + case Builtin::BI__builtin_longjmp: { + Value *F = CGM.getIntrinsic(Intrinsic::eh_sjlj_longjmp, 0, 0); + Value *Buf = EmitScalarExpr(E->getArg(0)); + const llvm::Type *DestType = + llvm::PointerType::getUnqual(llvm::Type::Int8Ty); + Buf = Builder.CreateBitCast(Buf, DestType); + return RValue::get(Builder.CreateCall(F, Buf)); + } +#endif case Builtin::BI__sync_fetch_and_add: case Builtin::BI__sync_fetch_and_sub: case Builtin::BI__sync_fetch_and_or: |
