From 222e2a7620e6520ffaf4fc4e69d79c18da31542e Mon Sep 17 00:00:00 2001
From: "Zancanaro; Carlo" <czan8762@plang3.cs.usyd.edu.au>
Date: Mon, 24 Sep 2012 09:58:17 +1000
Subject: Add the clang library to the repo (with some of my changes, too).

---
 clang/test/CodeGen/lzcnt-builtins.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 clang/test/CodeGen/lzcnt-builtins.c

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

diff --git a/clang/test/CodeGen/lzcnt-builtins.c b/clang/test/CodeGen/lzcnt-builtins.c
new file mode 100644
index 0000000..a43c4ee
--- /dev/null
+++ b/clang/test/CodeGen/lzcnt-builtins.c
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 %s -O3 -triple=x86_64-apple-darwin -target-feature +lzcnt -emit-llvm -o - | FileCheck %s
+
+// Don't include mm_malloc.h, it's system specific.
+#define __MM_MALLOC_H
+
+#include <x86intrin.h>
+
+unsigned short test__lzcnt16(unsigned short __X)
+{
+  // CHECK: @llvm.ctlz.i16
+  return __lzcnt16(__X);
+}
+
+unsigned int test_lzcnt32(unsigned int __X)
+{
+  // CHECK: @llvm.ctlz.i32
+  return __lzcnt32(__X);
+}
+
+unsigned long long test__lzcnt64(unsigned long long __X)
+{
+  // CHECK: @llvm.ctlz.i64
+  return __lzcnt64(__X);
+}
-- 
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