From 8cdb94901dc7a9c1fcb7732a80883c1f1876e58a Mon Sep 17 00:00:00 2001
From: Craig Topper <craig.topper@intel.com>
Date: Sat, 20 Jan 2018 18:36:52 +0000
Subject: [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
---
 clang/test/CodeGen/rdpid-builtins.c | 10 ++++++++++
 1 file changed, 10 insertions(+)
 create mode 100644 clang/test/CodeGen/rdpid-builtins.c

(limited to 'clang/test/CodeGen/rdpid-builtins.c')

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();
+}
-- 
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