llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT--> @llvm/pr-subscribers-clangir Author: Amr Hesham (AmrDeveloper) <details> <summary>Changes</summary> Upstream the support for CXXNoexceptExpr --- Full diff: https://github.com/llvm/llvm-project/pull/171462.diff 2 Files Affected: - (modified) clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp (+4) - (added) clang/test/CIR/CodeGen/noexcept.cpp (+40) ``````````diff diff --git a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp index 9043ecab42f15..3b61c25b597c3 100644 --- a/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp +++ b/clang/lib/CIR/CodeGen/CIRGenExprScalar.cpp @@ -751,6 +751,10 @@ class ScalarExprEmitter : public StmtVisitor<ScalarExprEmitter, mlir::Value> { return {}; } + mlir::Value VisitCXXNoexceptExpr(CXXNoexceptExpr *e) { + return builder.getBool(e->getValue(), cgf.getLoc(e->getExprLoc())); + } + /// Emit a conversion from the specified type to the specified destination /// type, both of which are CIR scalar types. /// TODO: do we need ScalarConversionOpts here? Should be done in another diff --git a/clang/test/CIR/CodeGen/noexcept.cpp b/clang/test/CIR/CodeGen/noexcept.cpp new file mode 100644 index 0000000000000..9336b8181f869 --- /dev/null +++ b/clang/test/CIR/CodeGen/noexcept.cpp @@ -0,0 +1,40 @@ +// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -Wno-unused-value -fclangir -emit-cir %s -o %t.cir +// RUN: FileCheck --input-file=%t.cir %s -check-prefix=CIR +// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -Wno-unused-value -fclangir -emit-llvm %s -o %t-cir.ll +// RUN: FileCheck --input-file=%t-cir.ll %s -check-prefix=LLVM +// RUN: %clang_cc1 -std=c++20 -triple x86_64-unknown-linux-gnu -Wno-unused-value -emit-llvm %s -o %t.ll +// RUN: FileCheck --input-file=%t.ll %s -check-prefix=OGCG + +void function_may_throw(); + +void function_no_except() noexcept; + +void no_except() { + bool a = noexcept(1); + bool b = noexcept(function_may_throw()); + bool c = noexcept(function_no_except()); +} + +// CIR: %[[A_ADDR:.*]] = cir.alloca !cir.bool, !cir.ptr<!cir.bool>, ["a", init] +// CIR: %[[B_ADDR:.*]] = cir.alloca !cir.bool, !cir.ptr<!cir.bool>, ["b", init] +// CIR: %[[C_ADDR:.*]] = cir.alloca !cir.bool, !cir.ptr<!cir.bool>, ["c", init] +// CIR: %[[CONST_TRUE:.*]] = cir.const #true +// CIR: cir.store {{.*}} %[[CONST_TRUE]], %[[A_ADDR]] : !cir.bool, !cir.ptr<!cir.bool> +// CIR: %[[CONST_FALSE:.*]] = cir.const #false +// CIR: cir.store {{.*}} %[[CONST_FALSE]], %[[B_ADDR]] : !cir.bool, !cir.ptr<!cir.bool> +// CIR: %[[CONST_TRUE:.*]] = cir.const #true +// CIR: cir.store {{.*}} %[[CONST_TRUE]], %[[C_ADDR]] : !cir.bool, !cir.ptr<!cir.bool> + +// LLVM: %[[A_ADDR:.*]] = alloca i8, i64 1, align 1 +// LLVM: %[[B_ADDR:.*]] = alloca i8, i64 1, align 1 +// LLVM: %[[C_ADDR:.*]] = alloca i8, i64 1, align 1 +// LLVM: store i8 1, ptr %[[A_ADDR]], align 1 +// LLVM: store i8 0, ptr %[[B_ADDR]], align 1 +// LLVM: store i8 1, ptr %[[C_ADDR]], align 1 + +// OGCG: %[[A_ADDR:.*]] = alloca i8, align 1 +// OGCG: %[[B_ADDR:.*]] = alloca i8, align 1 +// OGCG: %[[C_ADDR:.*]] = alloca i8, align 1 +// OGCG: store i8 1, ptr %[[A_ADDR]], align 1 +// OGCG: store i8 0, ptr %[[B_ADDR]], align 1 +// OGCG: store i8 1, ptr %[[C_ADDR]], align 1 `````````` </details> https://github.com/llvm/llvm-project/pull/171462 _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
