| // RUN: %clang_cc1 -x c -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s |
| // RUN: %clang_cc1 -x c++ -std=c++11 -ffreestanding %s -triple=x86_64-apple-darwin -emit-llvm -o - | FileCheck %s |
| |
| #include <x86intrin.h> |
| |
| int test__bswapd(int X) { |
| // CHECK-LABEL: test__bswapd |
| // CHECK: call i32 @llvm.bswap.i32 |
| return __bswapd(X); |
| } |
| |
| int test_bswap(int X) { |
| // CHECK-LABEL: test_bswap |
| // CHECK: call i32 @llvm.bswap.i32 |
| return _bswap(X); |
| } |
| |
| long test__bswapq(long long X) { |
| // CHECK-LABEL: test__bswapq |
| // CHECK: call i64 @llvm.bswap.i64 |
| return __bswapq(X); |
| } |
| |
| long test_bswap64(long long X) { |
| // CHECK-LABEL: test_bswap64 |
| // CHECK: call i64 @llvm.bswap.i64 |
| return _bswap64(X); |
| } |
| |
| // Test constexpr handling. |
| #if defined(__cplusplus) && (__cplusplus >= 201103L) |
| |
| char bswapd_0[__bswapd(0x00000000) == 0x00000000 ? 1 : -1]; |
| char bswapd_1[__bswapd(0x01020304) == 0x04030201 ? 1 : -1]; |
| |
| char bswap_0[_bswap(0x00000000) == 0x00000000 ? 1 : -1]; |
| char bswap_1[_bswap(0x10203040) == 0x40302010 ? 1 : -1]; |
| |
| char bswapq_0[__bswapq(0x0000000000000000ULL) == 0x0000000000000000 ? 1 : -1]; |
| char bswapq_1[__bswapq(0x0102030405060708ULL) == 0x0807060504030201 ? 1 : -1]; |
| |
| char bswap64_0[_bswap64(0x0000000000000000ULL) == 0x0000000000000000 ? 1 : -1]; |
| char bswap64_1[_bswap64(0x1020304050607080ULL) == 0x8070605040302010 ? 1 : -1]; |
| |
| #endif |
