cregit-Linux how code gets into the kernel

Release 4.14 arch/mips/include/asm/string.h

/*
 * 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.
 *
 * Copyright (c) 1994, 95, 96, 97, 98, 2000, 01 Ralf Baechle
 * Copyright (c) 2000 by Silicon Graphics, Inc.
 * Copyright (c) 2001 MIPS Technologies, Inc.
 */
#ifndef _ASM_STRING_H

#define _ASM_STRING_H


/*
 * Most of the inline functions are rather naive implementations so I just
 * didn't bother updating them for 64-bit ...
 */
#ifdef CONFIG_32BIT

#ifndef IN_STRING_C


#define __HAVE_ARCH_STRCPY

static __inline__ char *strcpy(char *__dest, __const__ char *__src) { char *__xdest = __dest; __asm__ __volatile__( ".set\tnoreorder\n\t" ".set\tnoat\n" "1:\tlbu\t$1,(%1)\n\t" "addiu\t%1,1\n\t" "sb\t$1,(%0)\n\t" "bnez\t$1,1b\n\t" "addiu\t%0,1\n\t" ".set\tat\n\t" ".set\treorder" : "=r" (__dest), "=r" (__src) : "0" (__dest), "1" (__src) : "memory"); return __xdest; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)2793.10%360.00%
Ralf Bächle26.90%240.00%
Total29100.00%5100.00%

#define __HAVE_ARCH_STRNCPY
static __inline__ char *strncpy(char *__dest, __const__ char *__src, size_t __n) { char *__xdest = __dest; if (__n == 0) return __xdest; __asm__ __volatile__( ".set\tnoreorder\n\t" ".set\tnoat\n" "1:\tlbu\t$1,(%1)\n\t" "subu\t%2,1\n\t" "sb\t$1,(%0)\n\t" "beqz\t$1,2f\n\t" "addiu\t%0,1\n\t" "bnez\t%2,1b\n\t" "addiu\t%1,1\n" "2:\n\t" ".set\tat\n\t" ".set\treorder" : "=r" (__dest), "=r" (__src), "=r" (__n) : "0" (__dest), "1" (__src), "2" (__n) : "memory"); return __xdest; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)3892.68%350.00%
Ralf Bächle37.32%350.00%
Total41100.00%6100.00%

#define __HAVE_ARCH_STRCMP
static __inline__ int strcmp(__const__ char *__cs, __const__ char *__ct) { int __res; __asm__ __volatile__( ".set\tnoreorder\n\t" ".set\tnoat\n\t" "lbu\t%2,(%0)\n" "1:\tlbu\t$1,(%1)\n\t" "addiu\t%0,1\n\t" "bne\t$1,%2,2f\n\t" "addiu\t%1,1\n\t" "bnez\t%2,1b\n\t" "lbu\t%2,(%0)\n\t" #if defined(CONFIG_CPU_R3000) "nop\n\t" #endif "move\t%2,$1\n" "2:\tsubu\t%2,$1\n" "3:\t.set\tat\n\t" ".set\treorder" : "=r" (__cs), "=r" (__ct), "=r" (__res) : "0" (__cs), "1" (__ct)); return __res; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)3494.44%571.43%
Ralf Bächle25.56%228.57%
Total36100.00%7100.00%

#endif /* !defined(IN_STRING_C) */ #define __HAVE_ARCH_STRNCMP
static __inline__ int strncmp(__const__ char *__cs, __const__ char *__ct, size_t __count) { int __res; __asm__ __volatile__( ".set\tnoreorder\n\t" ".set\tnoat\n" "1:\tlbu\t%3,(%0)\n\t" "beqz\t%2,2f\n\t" "lbu\t$1,(%1)\n\t" "subu\t%2,1\n\t" "bne\t$1,%3,3f\n\t" "addiu\t%0,1\n\t" "bnez\t%3,1b\n\t" "addiu\t%1,1\n" "2:\n\t" #if defined(CONFIG_CPU_R3000) "nop\n\t" #endif "move\t%3,$1\n" "3:\tsubu\t%3,$1\n\t" ".set\tat\n\t" ".set\treorder" : "=r" (__cs), "=r" (__ct), "=r" (__count), "=r" (__res) : "0" (__cs), "1" (__ct), "2" (__count)); return __res; }

Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)3794.87%675.00%
Ralf Bächle25.13%225.00%
Total39100.00%8100.00%

#endif /* CONFIG_32BIT */ #define __HAVE_ARCH_MEMSET extern void *memset(void *__s, int __c, size_t __count); #define __HAVE_ARCH_MEMCPY extern void *memcpy(void *__to, __const__ void *__from, size_t __n); #define __HAVE_ARCH_MEMMOVE extern void *memmove(void *__dest, __const__ void *__src, size_t __n); #endif /* _ASM_STRING_H */

Overall Contributors

PersonTokensPropCommitsCommitProp
Linus Torvalds (pre-git)21388.38%861.54%
Ralf Bächle2811.62%538.46%
Total241100.00%13100.00%
Information contained on this website is for historical information purposes only and does not indicate or represent copyright ownership.
Created with cregit.