| // RUN: %clang_cc1 %s -triple mips-unknown-linux-gnu -emit-llvm -o - | FileCheck %s |
| // |
| // Test that the ctlz and cttz builtins are defined for zero. |
| // Based on count-builtin.c |
| |
| int leading, trailing, pop; |
| |
| void test_i16(short P) { |
| leading = __builtin_clzs(P); |
| trailing = __builtin_ctzs(P); |
| |
| // CHECK: @test_i16 |
| // CHECK: call i16 @llvm.ctlz.i16(i16 {{.*}}, i1 false) |
| // CHECK: call i16 @llvm.cttz.i16(i16 {{.*}}, i1 false) |
| } |
| |
| void test_i32(int P) { |
| leading = __builtin_clz(P); |
| trailing = __builtin_ctz(P); |
| |
| // CHECK: @test_i32 |
| // CHECK: call i32 @llvm.ctlz.i32(i32 {{.*}}, i1 false) |
| // CHECK: call i32 @llvm.cttz.i32(i32 {{.*}}, i1 false) |
| } |
| |
| void test_i64(float P) { |
| leading = __builtin_clzll(P); |
| trailing = __builtin_ctzll(P); |
| // CHECK: @test_i64 |
| // CHECK: call i64 @llvm.ctlz.i64(i64 {{.*}}, i1 false) |
| // CHECK: call i64 @llvm.cttz.i64(i64 {{.*}}, i1 false) |
| } |
