1/* Copyright 2019 Google LLC. All Rights Reserved.
2
3Licensed under the Apache License, Version 2.0 (the "License");
4you may not use this file except in compliance with the License.
5You may obtain a copy of the License at
6
7 http://www.apache.org/licenses/LICENSE-2.0
8
9Unless required by applicable law or agreed to in writing, software
10distributed under the License is distributed on an "AS IS" BASIS,
11WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12See the License for the specific language governing permissions and
13limitations under the License.
14==============================================================================*/
15
16// Some helpers to write inline asm.
17
18#ifndef RUY_RUY_ASM_HELPERS_H_
19#define RUY_RUY_ASM_HELPERS_H_
20
21#include "ruy/opt_set.h"
22
23// Enclose load-prefetch instructions in RUY_PREFETCH_LOAD() so we can
24// conditionally enable them based on the RUY_OPT_SET.
25#if RUY_OPT(PREFETCH_LOAD)
26#define RUY_PREFETCH_LOAD(X) X
27#else
28#define RUY_PREFETCH_LOAD(X)
29#endif
30
31// Enclose store-prefetch instructions in RUY_PREFETCH_STORE() so we can
32// conditionally enable them based on the RUY_OPT_SET.
33#if RUY_OPT(PREFETCH_STORE)
34#define RUY_PREFETCH_STORE(X) X
35#else
36#define RUY_PREFETCH_STORE(X)
37#endif
38
39// The usual stringification macro.
40#define RUY_STR(s) RUY_STR_UNEXPANDED(s)
41#define RUY_STR_UNEXPANDED(s) #s
42
43#endif // RUY_RUY_ASM_HELPERS_H_
44