30 lines · cpp
1// REQUIRES: aarch64-registered-target2 3// RUN: %clang_cc1 -triple arm64-windows -O1 \4// RUN: -fms-compatibility -fms-compatibility-version=17.00 \5// RUN: -Werror \6// RUN: -isystem %S/Inputs/include %s -o - -emit-llvm 2>&1 \7// RUN: | FileCheck %s8 9#include <intrin.h>10 11void check_nop() {12// CHECK: "nop"13 __nop();14}15 16unsigned short check_byteswap_ushort(unsigned short val) {17// CHECK: call i16 @llvm.bswap.i16(i16 %val)18 return _byteswap_ushort(val);19}20 21unsigned long check_byteswap_ulong(unsigned long val) {22// CHECK: call i32 @llvm.bswap.i32(i32 %val)23 return _byteswap_ulong(val);24}25 26unsigned __int64 check_byteswap_uint64(unsigned __int64 val) {27// CHECK: call i64 @llvm.bswap.i64(i64 %val)28 return _byteswap_uint64(val);29}30