diff options
Diffstat (limited to 'src/framework/common/include/arch/x86/dmm_pause.h')
| -rw-r--r-- | src/framework/common/include/arch/x86/dmm_pause.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/framework/common/include/arch/x86/dmm_pause.h b/src/framework/common/include/arch/x86/dmm_pause.h new file mode 100644 index 0000000..56c60f0 --- /dev/null +++ b/src/framework/common/include/arch/x86/dmm_pause.h @@ -0,0 +1,30 @@ +/* +* +* Copyright (c) 2018 Huawei Technologies Co.,Ltd. +* Licensed under the Apache License, Version 2.0 (the "License"); +* you may not use this file except in compliance with the License. +* You may obtain a copy of the License at: +* +* http://www.apache.org/licenses/LICENSE-2.0 +* +* Unless required by applicable law or agreed to in writing, software +* distributed under the License is distributed on an "AS IS" BASIS, +* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +* See the License for the specific language governing permissions and +* limitations under the License. +*/ +#ifndef _DMM_PAUSE_H_ +#define _DMM_PAUSE_H_ + +#include <emmintrin.h> + +inline static void +dmm_pause (void) +{ + _mm_pause (); +} + +#define DMM_PAUSE_WHILE(cond) do { dmm_pause(); } while (!!(cond)) +#define DMM_WHILE_PAUSE(cond) do { while (!!(cond)) dmm_pause(); } while (0) + +#endif /* #ifndef _DMM_PAUSE_H_ */ |