diff options
Diffstat (limited to 'ruy/asm_helpers.h')
-rw-r--r-- | ruy/asm_helpers.h | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/ruy/asm_helpers.h b/ruy/asm_helpers.h new file mode 100644 index 0000000..f0bc303 --- /dev/null +++ b/ruy/asm_helpers.h @@ -0,0 +1,43 @@ +/* Copyright 2019 Google LLC. All Rights Reserved. + +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. +==============================================================================*/ + +// Some helpers to write inline asm. + +#ifndef RUY_RUY_ASM_HELPERS_H_ +#define RUY_RUY_ASM_HELPERS_H_ + +#include "ruy/opt_set.h" + +// Enclose load-prefetch instructions in RUY_PREFETCH_LOAD() so we can +// conditionally enable them based on the RUY_OPT_SET. +#if RUY_OPT(PREFETCH_LOAD) +#define RUY_PREFETCH_LOAD(X) X +#else +#define RUY_PREFETCH_LOAD(X) +#endif + +// Enclose store-prefetch instructions in RUY_PREFETCH_STORE() so we can +// conditionally enable them based on the RUY_OPT_SET. +#if RUY_OPT(PREFETCH_STORE) +#define RUY_PREFETCH_STORE(X) X +#else +#define RUY_PREFETCH_STORE(X) +#endif + +// The usual stringification macro. +#define RUY_STR(s) RUY_STR_UNEXPANDED(s) +#define RUY_STR_UNEXPANDED(s) #s + +#endif // RUY_RUY_ASM_HELPERS_H_ |