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author | 2005-09-03 15:57:10 -0700 | |
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committer | 2005-09-05 00:06:19 -0700 | |
commit | 072dffda1d35c391fe893ec9b1d098145e668fef (patch) | |
tree | 2eee1530619abb7cf751db022216ab483e6fc823 /arch/m68k/lib/memset.c | |
parent | [PATCH] m68k: move cache functions into separate file (diff) | |
download | linux-072dffda1d35c391fe893ec9b1d098145e668fef.tar.gz linux-072dffda1d35c391fe893ec9b1d098145e668fef.tar.bz2 linux-072dffda1d35c391fe893ec9b1d098145e668fef.zip |
[PATCH] m68k: cleanup inline mem functions
Use the builtin functions for memset/memclr/memcpy, special optimizations for
page operations have dedicated functions now. Uninline memmove/memchr and
move all functions into a single file and clean it up a little.
Signed-off-by: Roman Zippel <zippel@linux-m68k.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/m68k/lib/memset.c')
-rw-r--r-- | arch/m68k/lib/memset.c | 68 |
1 files changed, 0 insertions, 68 deletions
diff --git a/arch/m68k/lib/memset.c b/arch/m68k/lib/memset.c deleted file mode 100644 index d55fdb2ee9d3..000000000000 --- a/arch/m68k/lib/memset.c +++ /dev/null @@ -1,68 +0,0 @@ -#include <linux/types.h> - -void * memset(void * s, int c, size_t count) -{ - void *xs = s; - size_t temp, temp1; - - if (!count) - return xs; - c &= 0xff; - c |= c << 8; - c |= c << 16; - if ((long) s & 1) - { - char *cs = s; - *cs++ = c; - s = cs; - count--; - } - if (count > 2 && (long) s & 2) - { - short *ss = s; - *ss++ = c; - s = ss; - count -= 2; - } - temp = count >> 2; - if (temp) - { - long *ls = s; - - __asm__ __volatile__("movel %1,%2\n\t" - "andw #7,%2\n\t" - "lsrl #3,%1\n\t" - "negw %2\n\t" - "jmp %%pc@(2f,%2:w:2)\n\t" - "1:\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "movel %3,%0@+\n\t" - "2:\t" - "dbra %1,1b\n\t" - "clrw %1\n\t" - "subql #1,%1\n\t" - "jpl 1b\n\t" - : "=a" (ls), "=d" (temp), "=&d" (temp1) - : "d" (c), "0" (ls), "1" (temp) - ); - s = ls; - } - if (count & 2) - { - short *ss = s; - *ss++ = c; - s = ss; - } - if (count & 1) - { - char *cs = s; - *cs = c; - } - return xs; -} |