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| author | Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua> | 2005-05-06 19:31:13 +0000 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2005-05-06 21:31:13 +0200 |
| commit | 95935e2db5c45bef5631f51538d1e10d8b5b7524 (patch) | |
| tree | a8c4fe03058504b928f111c7c07e133341661d9e /libjava/java | |
| parent | 2b41c040165ff3e5fe42a491f17b9e8a5475afff (diff) | |
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re PR target/21329 (optimize i386 block copy)
2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
Jakub Jelinek <jakub@redhat.com>
PR target/21329
* config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
Don't use rep; movs{l,q} if the repetition count is really small,
instead use a sequence of movs{l,q} instructions.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r99330
Diffstat (limited to 'libjava/java')
0 files changed, 0 insertions, 0 deletions