| // RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s |
| |
| 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 |
| // CHECK: call i16 @llvm.cttz.i16 |
| } |
| |
| void test_i32(int P) { |
| leading = __builtin_clz(P); |
| trailing = __builtin_ctz(P); |
| pop = __builtin_popcount(P); |
| |
| // CHECK: @test_i32 |
| // CHECK: call i32 @llvm.ctlz.i32 |
| // CHECK: call i32 @llvm.cttz.i32 |
| // CHECK: call i32 @llvm.ctpop.i32 |
| } |
| |
| void test_i64(float P) { |
| leading = __builtin_clzll(P); |
| trailing = __builtin_ctzll(P); |
| pop = __builtin_popcountll(P); |
| // CHECK: @test_i64 |
| // CHECK: call i64 @llvm.ctlz.i64 |
| // CHECK: call i64 @llvm.cttz.i64 |
| // CHECK: call i64 @llvm.ctpop.i64 |
| } |
