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Diffstat (limited to 'newlib/ChangeLog')
| -rw-r--r-- | newlib/ChangeLog | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/newlib/ChangeLog b/newlib/ChangeLog index 74fe2fd4d..02670c59c 100644 --- a/newlib/ChangeLog +++ b/newlib/ChangeLog @@ -1,5 +1,14 @@ 2008-05-26 Eric Blake <ebb9@byu.net> + Optimize the generic and x86 memset. + * libc/string/memset.c (memset) [!__OPTIMIZE_SIZE__]: + Pre-align pointer so unaligned stores aren't penalized. + * libc/machine/i386/memset.S (memset): [!__OPTIMIZE_SIZE__]: + Pre-align pointer so unaligned stores aren't penalized. Prefer + 8-byte over 4-byte alignment. Reduce register pressure. + +2008-05-26 Eric Blake <ebb9@byu.net> + Optimize the generic and x86 strlen. * libc/string/strlen.c (strlen) [!__OPTIMIZE_SIZE__]: Pre-align data so unaligned searches aren't penalized. |