| 1 | // RUN: %clang_cc1 -ffreestanding %s -triple=x86_64-apple-darwin -target-feature +lzcnt -emit-llvm -o - | FileCheck %s |
| 2 | |
| 3 | |
| 4 | #include <immintrin.h> |
| 5 | |
| 6 | unsigned short test__lzcnt16(unsigned short __X) |
| 7 | { |
| 8 | // CHECK: @llvm.ctlz.i16(i16 %{{.*}}, i1 false) |
| 9 | return __lzcnt16(__X); |
| 10 | } |
| 11 | |
| 12 | unsigned int test_lzcnt32(unsigned int __X) |
| 13 | { |
| 14 | // CHECK: @llvm.ctlz.i32(i32 %{{.*}}, i1 false) |
| 15 | return __lzcnt32(__X); |
| 16 | } |
| 17 | |
| 18 | unsigned long long test__lzcnt64(unsigned long long __X) |
| 19 | { |
| 20 | // CHECK: @llvm.ctlz.i64(i64 %{{.*}}, i1 false) |
| 21 | return __lzcnt64(__X); |
| 22 | } |
| 23 | |
| 24 | unsigned int test_lzcnt_u32(unsigned int __X) |
| 25 | { |
| 26 | // CHECK: @llvm.ctlz.i32(i32 %{{.*}}, i1 false) |
| 27 | return _lzcnt_u32(__X); |
| 28 | } |
| 29 | |
| 30 | unsigned long long test__lzcnt_u64(unsigned long long __X) |
| 31 | { |
| 32 | // CHECK: @llvm.ctlz.i64(i64 %{{.*}}, i1 false) |
| 33 | return _lzcnt_u64(__X); |
| 34 | } |
| 35 | |