1// RUN: %clang_cc1 %s -O3 -triple=x86_64-apple-darwin -target-feature +lzcnt -emit-llvm -o - | FileCheck %s
2
3// Don't include mm_malloc.h, it's system specific.
4#define __MM_MALLOC_H
5
6#include <x86intrin.h>
7
8unsigned short test__lzcnt16(unsigned short __X)
9{
10  // CHECK: @llvm.ctlz.i16
11  return __lzcnt16(__X);
12}
13
14unsigned int test_lzcnt32(unsigned int __X)
15{
16  // CHECK: @llvm.ctlz.i32
17  return __lzcnt32(__X);
18}
19
20unsigned long long test__lzcnt64(unsigned long long __X)
21{
22  // CHECK: @llvm.ctlz.i64
23  return __lzcnt64(__X);
24}
25
26unsigned int test_lzcnt_u32(unsigned int __X)
27{
28  // CHECK: @llvm.ctlz.i32
29  return _lzcnt_u32(__X);
30}
31
32unsigned long long test__lzcnt_u64(unsigned long long __X)
33{
34  // CHECK: @llvm.ctlz.i64
35  return _lzcnt_u64(__X);
36}
37