From 0cceee755992820362d5df5698da8bce762b9fe3 Mon Sep 17 00:00:00 2001 From: Tom Honermann Date: Wed, 2 Mar 2022 14:10:33 -0800 Subject: [PATCH] [clang] Produce a "multiversion" annotation in textual AST output. This change adds a "multiversion" annotation to textual AST output. For example: FunctionDecl 0xb6628b0 col:5 multiversion foo 'int (void)' Reviewed By: aaron.ballman Differential Revision: https://reviews.llvm.org/D121961 --- clang/lib/AST/TextNodeDumper.cpp | 2 ++ clang/test/AST/ast-dump-funcs-multiversion.c | 23 +++++++++++++++++++++++ 2 files changed, 25 insertions(+) create mode 100644 clang/test/AST/ast-dump-funcs-multiversion.c diff --git a/clang/lib/AST/TextNodeDumper.cpp b/clang/lib/AST/TextNodeDumper.cpp index 67c9348..ba8b7b6 100644 --- a/clang/lib/AST/TextNodeDumper.cpp +++ b/clang/lib/AST/TextNodeDumper.cpp @@ -283,6 +283,8 @@ void TextNodeDumper::Visit(const Decl *D) { OS << " constexpr"; if (FD->isConsteval()) OS << " consteval"; + if (FD->isMultiVersion()) + OS << " multiversion"; } if (!isa(*D)) { diff --git a/clang/test/AST/ast-dump-funcs-multiversion.c b/clang/test/AST/ast-dump-funcs-multiversion.c new file mode 100644 index 0000000..5db0679 --- /dev/null +++ b/clang/test/AST/ast-dump-funcs-multiversion.c @@ -0,0 +1,23 @@ +// Test without serialization: +// RUN: %clang_cc1 -triple x86_64-pc-linux -ast-dump -ast-dump-filter Test %s \ +// RUN: | FileCheck --strict-whitespace %s +// +// Test with serialization: +// RUN: %clang_cc1 -triple x86_64-pc-linux -emit-pch -o %t %s +// RUN: %clang_cc1 -x c -triple x86_64-pc-linux -include-pch %t \ +// RUN: -ast-dump-all -ast-dump-filter Test /dev/null \ +// RUN: | sed -e "s/ //" -e "s/ imported//" \ +// RUN: | FileCheck --strict-whitespace %s + +void TestUnattributedMVF(void); +// CHECK: FunctionDecl 0x{{[^ ]*}} <{{.*}}> col:{{[0-9]*}} multiversion TestUnattributedMVF +__attribute__((target("default"))) void TestUnattributedMVF(void); +// CHECK: FunctionDecl 0x{{[^ ]*}} prev 0x{{[^ ]*}} <{{.*}}> col:{{[0-9]*}} multiversion TestUnattributedMVF + +__attribute__((target("mmx"))) void TestNonMVF(void); +// CHECK: FunctionDecl 0x{{[^ ]*}} <{{.*}}> col:{{[0-9]*}} TestNonMVF + +__attribute__((target("mmx"))) void TestRetroMVF(void); +// CHECK: FunctionDecl 0x{{[^ ]*}} <{{.*}}> col:{{[0-9]*}} multiversion TestRetroMVF +__attribute__((target("sse"))) void TestRetroMVF(void); +// CHECK: FunctionDecl 0x{{[^ ]*}} <{{.*}}> col:{{[0-9]*}} multiversion TestRetroMVF -- 2.7.4