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| author | Craig Topper <craig.topper@intel.com> | 2018-01-20 18:36:52 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@intel.com> | 2018-01-20 18:36:52 +0000 |
| commit | 8cdb94901dc7a9c1fcb7732a80883c1f1876e58a (patch) | |
| tree | 0c54a990e1629fc0be8fdff7a04f699fda57feb2 /clang/test/CodeGen/rdpid-builtins.c | |
| parent | 035bf77426056665a17c1024560fbeb8d541cd73 (diff) | |
| download | bcm5719-llvm-8cdb94901dc7a9c1fcb7732a80883c1f1876e58a.tar.gz bcm5719-llvm-8cdb94901dc7a9c1fcb7732a80883c1f1876e58a.zip | |
[X86] Add rdpid command line option and intrinsics.
Summary: This patch adds -mrdpid/-mno-rdpid and the rdpid intrinsic. The corresponding LLVM commit has already been made.
Reviewers: RKSimon, spatel, zvi, AndreiGrischenko
Reviewed By: RKSimon
Subscribers: cfe-commits
Differential Revision: https://reviews.llvm.org/D42272
llvm-svn: 323047
Diffstat (limited to 'clang/test/CodeGen/rdpid-builtins.c')
| -rw-r--r-- | clang/test/CodeGen/rdpid-builtins.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/clang/test/CodeGen/rdpid-builtins.c b/clang/test/CodeGen/rdpid-builtins.c new file mode 100644 index 00000000000..35516b05bd4 --- /dev/null +++ b/clang/test/CodeGen/rdpid-builtins.c @@ -0,0 +1,10 @@ +// RUN: %clang_cc1 -ffreestanding -triple x86_64-unknown-unknown -target-feature +rdpid -emit-llvm -o - %s | FileCheck %s + + +#include <x86intrin.h> + +unsigned int test_rdpid_u32(void) { +// CHECK-LABEL: @test_rdpid_u32 +// CHECK: call i32 @llvm.x86.rdpid + return _rdpid_u32(); +} |
