diff options
| author | Roland McGrath <roland@gnu.org> | 2006-03-06 01:34:09 +0000 |
|---|---|---|
| committer | Roland McGrath <roland@gnu.org> | 2006-03-06 01:34:09 +0000 |
| commit | 043cee3700d01624d694d8e1afc76a666309f89c (patch) | |
| tree | aa2f8a2b421429ca84eba888fefd946df6e3d669 /sysdeps/sparc/sparc32/memcpy.S | |
| parent | a26c855c73bf2329496f9b74535045c22c92a12d (diff) | |
| download | glibc-043cee3700d01624d694d8e1afc76a666309f89c.tar.gz glibc-043cee3700d01624d694d8e1afc76a666309f89c.tar.xz glibc-043cee3700d01624d694d8e1afc76a666309f89c.zip | |
* shlib-versions: Use sparc64.*- for CPU patterns.
Diffstat (limited to 'sysdeps/sparc/sparc32/memcpy.S')
| -rw-r--r-- | sysdeps/sparc/sparc32/memcpy.S | 40 |
1 files changed, 21 insertions, 19 deletions
diff --git a/sysdeps/sparc/sparc32/memcpy.S b/sysdeps/sparc/sparc32/memcpy.S index 35bcef4963..6bd55c06a1 100644 --- a/sysdeps/sparc/sparc32/memcpy.S +++ b/sysdeps/sparc/sparc32/memcpy.S @@ -146,28 +146,12 @@ .text .align 4 -70: andcc %o1, 1, %g0 - be 4f - andcc %o1, 2, %g0 - - ldub [%o1 - 1], %g2 - sub %o1, 1, %o1 - stb %g2, [%o0 - 1] - sub %o2, 1, %o2 - be 3f - sub %o0, 1, %o0 -4: lduh [%o1 - 2], %g2 - sub %o1, 2, %o1 - sth %g2, [%o0 - 2] - sub %o2, 2, %o2 - b 3f - sub %o0, 2, %o0 - ENTRY(bcopy) mov %o0, %o3 mov %o1, %o0 mov %o3, %o1 END(bcopy) + ENTRY(memmove) cmp %o0, %o1 st %o0, [%sp + 64] @@ -185,8 +169,26 @@ ENTRY(memmove) cmp %o2, 15 bleu 91f andcc %o1, 3, %g0 - bne 70b -3: andcc %o1, 4, %g0 + be 3f + nop + + andcc %o1, 1, %g0 + be 4f + andcc %o1, 2, %g0 + + ldub [%o1 - 1], %g2 + sub %o1, 1, %o1 + stb %g2, [%o0 - 1] + sub %o2, 1, %o2 + be 3f + sub %o0, 1, %o0 +4: lduh [%o1 - 2], %g2 + sub %o1, 2, %o1 + sth %g2, [%o0 - 2] + sub %o2, 2, %o2 + sub %o0, 2, %o0 + +3: andcc %o1, 4, %g0 be 2f mov %o2, %g1 |