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* expr.c [CLEAR_RATIO]: New macro defining the maximum number
authorsayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 13 Jul 2002 00:13:15 +0000 (00:13 +0000)
committersayle <sayle@138bc75d-0d04-0410-961f-82ee72b054a4>
Sat, 13 Jul 2002 00:13:15 +0000 (00:13 +0000)
commit310d3ec9dfc71a1b7a5200fea1e5f2af031e7028
tree3f26eda82c3cb91e38e890329c44fe3521873af1tree | snapshot
parent6775ea56a8677c5a782db7fe8b7417a5ecbf4fd0commit | diff
* expr.c [CLEAR_RATIO]: New macro defining the maximum number
of move instructions to use when clearing memory, c.f. MOVE_RATIO.
[CLEAR_BY_PIECES]: New macro, using CLEAR_RATIO, to determine
whether clear_by_pieces should be used to clear storage.
(clear_storage): Use CLEAR_BY_PIECES instead of MOVE_BY_PIECES.

* doc/tm.texi: Document these two new target macros.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@55429 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog diff | blob | history
gcc/doc/tm.texi diff | blob | history
gcc/expr.c diff | blob | history
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