| //===-- Implementation of memcmp ------------------------------------------===// |
| // |
| // 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_STRING_MEMORY_UTILS_INLINE_MEMCMP_H |
| #define LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMCMP_H |
| |
| #include "src/__support/macros/config.h" // LIBC_INLINE |
| #include "src/__support/macros/properties/architectures.h" // LIBC_TARGET_ARCH_IS_ |
| #include "src/string/memory_utils/utils.h" // Ptr, CPtr |
| |
| #include <stddef.h> // size_t |
| |
| #if defined(LIBC_TARGET_ARCH_IS_X86) |
| #include "src/string/memory_utils/x86_64/inline_memcmp.h" |
| #define LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP inline_memcmp_x86 |
| #elif defined(LIBC_TARGET_ARCH_IS_AARCH64) |
| #include "src/string/memory_utils/aarch64/inline_memcmp.h" |
| #define LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP inline_memcmp_aarch64 |
| #elif defined(LIBC_TARGET_ARCH_IS_ANY_RISCV) |
| #include "src/string/memory_utils/riscv/inline_memcmp.h" |
| #define LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP inline_memcmp_riscv |
| #elif defined(LIBC_TARGET_ARCH_IS_ARM) || defined(LIBC_TARGET_ARCH_IS_GPU) |
| #include "src/string/memory_utils/generic/byte_per_byte.h" |
| #define LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP inline_memcmp_byte_per_byte |
| #else |
| #error "Unsupported architecture" |
| #endif |
| |
| namespace __llvm_libc { |
| |
| LIBC_INLINE int inline_memcmp(const void *p1, const void *p2, size_t count) { |
| return static_cast<int>(LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP( |
| reinterpret_cast<CPtr>(p1), reinterpret_cast<CPtr>(p2), count)); |
| } |
| |
| } // namespace __llvm_libc |
| |
| #undef LIBC_SRC_STRING_MEMORY_UTILS_MEMCMP |
| |
| #endif // LLVM_LIBC_SRC_STRING_MEMORY_UTILS_INLINE_MEMCMP_H |
