diff options
| author | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2007-07-12 18:26:36 +0000 |
| commit | 0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch) | |
| tree | 2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/sparc/sparc32/memcpy.S | |
| parent | 7d58530341304d403a6626d7f7a1913165fe2f32 (diff) | |
| download | glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz | |
2.5-18.1
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 |