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1// REQUIRES: amdgpu-registered-target
2// RUN: %clang_cc1 -triple amdgcn-unknown-unknown -S -emit-llvm -o - %s | FileCheck %s
3
4// CHECK-LABEL: @test_builtin_clz(
5// CHECK: tail call i32 @llvm.ctlz.i32(i32 %a, i1 true)
6void test_builtin_clz(global int* out, int a)
7{
8  *out = __builtin_clz(a);
9}
10
11// CHECK-LABEL: @test_builtin_clzl(
12// CHECK: tail call i64 @llvm.ctlz.i64(i64 %a, i1 true)
13void test_builtin_clzl(global long* out, long a)
14{
15  *out = __builtin_clzl(a);
16}
17