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1//===-- Implementation of memset and bzero --------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9#ifndef LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMSET_H
10#define LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMSET_H
11
12#include "src/__support/macros/attributes.h" // LIBC_INLINE
13#include "src/__support/macros/properties/architectures.h" // LIBC_TARGET_ARCH_IS_
14#include "src/string/memory_utils/utils.h" // Ptr, CPtr
15
16#include <stddef.h> // size_t
17
18#if defined(LIBC_TARGET_ARCH_IS_X86)
19#include "src/string/memory_utils/x86_64/inline_memset.h"
20#define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_x86
21#elif defined(LIBC_TARGET_ARCH_IS_AARCH64)
22#include "src/string/memory_utils/aarch64/inline_memset.h"
23#define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_aarch64_dispatch
24#elif defined(LIBC_TARGET_ARCH_IS_ANY_RISCV)
25#include "src/string/memory_utils/riscv/inline_memset.h"
26#define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_riscv
27#elif defined(LIBC_TARGET_ARCH_IS_GPU)
28#include "src/string/memory_utils/generic/builtin.h"
29#define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_builtin
30#else
31#include "src/string/memory_utils/generic/byte_per_byte.h"
32#define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_byte_per_byte
33#endif
34
35namespace LIBC_NAMESPACE_DECL {
36
37LIBC_INLINE static void inline_memset(void *dst, uint8_t value, size_t count) {
38 LIBC_SRC_STRING_MEMORY_UTILS_MEMSET(reinterpret_cast<Ptr>(dst), value, count);
39}
40
41} // namespace LIBC_NAMESPACE_DECL
42
43#undef LIBC_SRC_STRING_MEMORY_UTILS_MEMSET
44
45#endif // LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMSET_H
46

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source code of libc/src/string/memory_utils/inline_memset.h