diff options
| author | Gleb O. Raiko <raiko@niisi.msk.ru> | 2000-02-28 14:34:47 +0000 |
|---|---|---|
| committer | Gleb O. Raiko <raiko@niisi.msk.ru> | 2000-02-28 14:34:47 +0000 |
| commit | ad194fc92f55240d1670f7fc9bf1c3afc2c3b525 (patch) | |
| tree | 0d23d32653385618da6a44cf14a12056c11cdbb7 /include | |
| parent | b98f565d636da0d4ae873c42c218ae61c0a833e1 (diff) | |
move nop out of the loop in strncmp.
It saves an instruction per loop, nothing more.
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-mips/string.h | 14 |
1 files changed, 6 insertions, 8 deletions
diff --git a/include/asm-mips/string.h b/include/asm-mips/string.h index d42e8e360..e19a50fbb 100644 --- a/include/asm-mips/string.h +++ b/include/asm-mips/string.h @@ -1,4 +1,4 @@ -/* $Id: string.h,v 1.12 2000/02/16 01:07:48 ralf Exp $ +/* $Id: string.h,v 1.13 2000/02/19 14:12:14 harald Exp $ * * 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 @@ -100,20 +100,18 @@ strncmp(__const__ char *__cs, __const__ char *__ct, size_t __count) ".set\tnoreorder\n\t" ".set\tnoat\n" "1:\tlbu\t%3,(%0)\n\t" -#if defined(CONFIG_CPU_R3000) - "lbu\t$1,(%1)\n\t" - "nop\n\t" - "beqz\t%2,2f\n\t" -#else "beqz\t%2,2f\n\t" "lbu\t$1,(%1)\n\t" -#endif "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:\tmove\t%3,$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" |