1 // RUN: %clang_cc1 %s -triple mips-unknown-linux-gnu -emit-llvm -o - | FileCheck %s 2 // 3 // Test that the ctlz and cttz builtins are defined for zero. 4 // Based on count-builtin.c 5 6 int leading, trailing, pop; 7 8 void test_i16(short P) { 9 leading = __builtin_clzs(P); 10 trailing = __builtin_ctzs(P); 11 12 // CHECK: @test_i16 13 // CHECK: call i16 @llvm.ctlz.i16(i16 {{.*}}, i1 false) 14 // CHECK: call i16 @llvm.cttz.i16(i16 {{.*}}, i1 false) 15 } 16 17 void test_i32(int P) { 18 leading = __builtin_clz(P); 19 trailing = __builtin_ctz(P); 20 21 // CHECK: @test_i32 22 // CHECK: call i32 @llvm.ctlz.i32(i32 {{.*}}, i1 false) 23 // CHECK: call i32 @llvm.cttz.i32(i32 {{.*}}, i1 false) 24 } 25 26 void test_i64(float P) { 27 leading = __builtin_clzll(P); 28 trailing = __builtin_ctzll(P); 29 // CHECK: @test_i64 30 // CHECK: call i64 @llvm.ctlz.i64(i64 {{.*}}, i1 false) 31 // CHECK: call i64 @llvm.cttz.i64(i64 {{.*}}, i1 false) 32 } 33
