| // RUN: %clang_cc1 -triple arm64-apple-ios -O3 -emit-llvm -o - %s | FileCheck %s |
| |
| void f0(void *a, void *b) { |
| __clear_cache(a,b); |
| // CHECK: call {{.*}} @__clear_cache |
| } |
| |
| // CHECK: call {{.*}} @llvm.aarch64.rbit.i32(i32 %a) |
| unsigned rbit(unsigned a) { |
| return __builtin_arm_rbit(a); |
| } |
| |
| // CHECK: call {{.*}} @llvm.aarch64.rbit.i64(i64 %a) |
| unsigned long long rbit64(unsigned long long a) { |
| return __builtin_arm_rbit64(a); |
| } |
| |
| void hints() { |
| __builtin_arm_nop(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 0) |
| __builtin_arm_yield(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 1) |
| __builtin_arm_wfe(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 2) |
| __builtin_arm_wfi(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 3) |
| __builtin_arm_sev(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 4) |
| __builtin_arm_sevl(); //CHECK: call {{.*}} @llvm.aarch64.hint(i32 5) |
| } |
| |
| void barriers() { |
| __builtin_arm_dmb(1); //CHECK: call {{.*}} @llvm.aarch64.dmb(i32 1) |
| __builtin_arm_dsb(2); //CHECK: call {{.*}} @llvm.aarch64.dsb(i32 2) |
| __builtin_arm_isb(3); //CHECK: call {{.*}} @llvm.aarch64.isb(i32 3) |
| } |
