| /* |
| * Copyright (C) 2011 Andes Technology Corporation |
| * Copyright (C) 2010 Shawn Lin (nobuhiro@andestech.com) |
| * Copyright (C) 2011 Macpaul Lin (macpaul@andestech.com) |
| * Copyright (C) 2017 Rick Chen (rick@andestech.com) |
| * |
| * This file is subject to the terms and conditions of the GNU General Public |
| * License. See the file "COPYING" in the main directory of this archive |
| * for more details. |
| */ |
| |
| #ifndef __ASM_RISCV_STRING_H |
| #define __ASM_RISCV_STRING_H |
| |
| /* |
| * We don't do inline string functions, since the |
| * optimised inline asm versions are not small. |
| */ |
| |
| #undef __HAVE_ARCH_STRRCHR |
| #undef __HAVE_ARCH_STRCHR |
| #undef __HAVE_ARCH_MEMCPY |
| #undef __HAVE_ARCH_MEMMOVE |
| #undef __HAVE_ARCH_MEMCHR |
| #undef __HAVE_ARCH_MEMZERO |
| #undef __HAVE_ARCH_MEMSET |
| |
| #ifdef CONFIG_MARCO_MEMSET |
| #define memset(p, v, n) \ |
| ({ \ |
| if ((n) != 0) { \ |
| if (__builtin_constant_p((v)) && (v) == 0) \ |
| __memzero((p), (n)); \ |
| else \ |
| memset((p), (v), (n)); \ |
| } \ |
| (p); \ |
| }) |
| |
| #define memzero(p, n) ({ if ((n) != 0) __memzero((p), (n)); (p); }) |
| #endif |
| |
| #endif /* __ASM_RISCV_STRING_H */ |