1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
|
// RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +lzcnt -emit-llvm -o - | FileCheck %s
#include <immintrin.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);
}
unsigned int test_lzcnt_u32(unsigned int __X)
{
// CHECK: @llvm.ctlz.i32
return _lzcnt_u32(__X);
}
unsigned long long test__lzcnt_u64(unsigned long long __X)
{
// CHECK: @llvm.ctlz.i64
return _lzcnt_u64(__X);
}
|
