================
@@ -3418,6 +3418,30 @@ mlir::LogicalResult
CIRToLLVMEhInflightOpLowering::matchAndRewrite(
return mlir::success();
}
+mlir::LogicalResult CIRToLLVMCatchParamFlatOpLowering::matchAndRewrite(
+ cir::CatchParamFlatOp op, OpAdaptor adaptor,
+ mlir::ConversionPatternRewriter &rewriter) const {
+ if (op.getKind() == cir::FlatCatchParamKind::Begin) {
+ StringRef fnName = "__cxa_begin_catch";
+ auto llvmPtrTy = mlir::LLVM::LLVMPointerType::get(rewriter.getContext());
+ auto fnTy = mlir::LLVM::LLVMFunctionType::get(llvmPtrTy, {llvmPtrTy});
+ createLLVMFuncOpIfNotExist(rewriter, op, fnName, fnTy);
+ rewriter.replaceOpWithNewOp<mlir::LLVM::CallOp>(
+ op, mlir::TypeRange{llvmPtrTy}, fnName,
+ mlir::ValueRange{adaptor.getExceptionPtr()});
+ return mlir::success();
+ }
+
+ assert(op.getKind() == cir::FlatCatchParamKind::End);
+ StringRef fnName = "__cxa_end_catch";
+ auto fnTy = mlir::LLVM::LLVMFunctionType::get(
+ mlir::LLVM::LLVMVoidType::get(rewriter.getContext()), {});
+ createLLVMFuncOpIfNotExist(rewriter, op, fnName, fnTy);
+ rewriter.replaceOpWithNewOp<mlir::LLVM::CallOp>(op, mlir::TypeRange{},
fnName,
+ mlir::ValueRange{});
+ return mlir::success();
----------------
xlauko wrote:
Do we already have nounwind upsreamed? This should either set that attribute or
add NYI assert here.
https://github.com/llvm/llvm-project/pull/172713
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