34 lines · c
1// RUN: %clang_cc1 %s -emit-llvm -o - | FileCheck %s2 3int leading, trailing, pop;4 5void test_i16(short P) {6 leading = __builtin_clzs(P);7 trailing = __builtin_ctzs(P);8 9// CHECK: @test_i1610// CHECK: call i16 @llvm.ctlz.i1611// CHECK: call i16 @llvm.cttz.i1612}13 14void test_i32(int P) {15 leading = __builtin_clz(P);16 trailing = __builtin_ctz(P);17 pop = __builtin_popcount(P);18 19// CHECK: @test_i3220// CHECK: call i32 @llvm.ctlz.i3221// CHECK: call i32 @llvm.cttz.i3222// CHECK: call i32 @llvm.ctpop.i3223}24 25void test_i64(float P) {26 leading = __builtin_clzll(P);27 trailing = __builtin_ctzll(P);28 pop = __builtin_popcountll(P);29// CHECK: @test_i6430// CHECK: call i64 @llvm.ctlz.i6431// CHECK: call i64 @llvm.cttz.i6432// CHECK: call i64 @llvm.ctpop.i6433}34