| //===-- Cacheline Size Constant -------------------------------------------===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef LLVM_LIBC_SRC_MEMORY_CONSTANTS_H |
| #define LLVM_LIBC_SRC_MEMORY_CONSTANTS_H |
| |
| // LLVM_LIBC_CACHELINE_SIZE |
| // |
| // Explicitly defines the size of the L1 cache for purposes of alignment. |
| // |
| // NOTE: this macro should be replaced with the following C++17 features, when |
| // those are generally available: |
| // |
| // * `std::hardware_constructive_interference_size` |
| // * `std::hardware_destructive_interference_size` |
| // |
| // See http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2016/p0154r1.html |
| // for more information. |
| |
| %%include_file(${machine_cacheline_size}) |
| |
| #endif // LLVM_LIBC_SRC_MEMORY_CONSTANTS_H |
