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/config.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 |
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_ARM) |
28 | #include "src/string/memory_utils/generic/byte_per_byte.h" |
29 | #define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_byte_per_byte |
30 | #elif defined(LIBC_TARGET_ARCH_IS_GPU) |
31 | #include "src/string/memory_utils/generic/builtin.h" |
32 | #define LIBC_SRC_STRING_MEMORY_UTILS_MEMSET inline_memset_builtin |
33 | #else |
34 | #error "Unsupported architecture" |
35 | #endif |
36 | |
37 | namespace LIBC_NAMESPACE { |
38 | |
39 | LIBC_INLINE static void inline_memset(void *dst, uint8_t value, size_t count) { |
40 | LIBC_SRC_STRING_MEMORY_UTILS_MEMSET(dst: reinterpret_cast<Ptr>(dst), value, count); |
41 | } |
42 | |
43 | } // namespace LIBC_NAMESPACE |
44 | |
45 | #undef LIBC_SRC_STRING_MEMORY_UTILS_MEMSET |
46 | |
47 | #endif // LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMSET_H |
48 | |