diff options
| author | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-01-29 07:46:16 +0000 |
|---|---|---|
| committer | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 1999-01-29 07:46:16 +0000 |
| commit | 29f7fe60e1133e2b7316fe2db806b1ea7eefb18d (patch) | |
| tree | 7a237834792c780015a493d83365bced2b7f9aef | |
| parent | 05d87d2c6956f5418e2e10f71cfb0e1aa914954a (diff) | |
| download | gcc-29f7fe60e1133e2b7316fe2db806b1ea7eefb18d.tar.gz | |
* loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning
forward from cont dominator.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@24903 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/loop.c | 5 |
2 files changed, 7 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1c67575a5c3..a98a5fc5e36 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +Fri Jan 29 15:44:13 1999 J"orn Rennecke <amylaar@cygnus.co.uk> + + * loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning + forward from cont dominator. + Fri Jan 29 07:10:27 1999 Kaveh R. Ghazi <ghazi@caip.rutgers.edu> * cccp.c (eprint_string): Constify a char*. diff --git a/gcc/loop.c b/gcc/loop.c index 1acbb33ab1c..23d1323b703 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -4036,11 +4036,10 @@ strength_reduce (scan_start, end, loop_top, insn_count, && ! reg_used_between_p (giv, giv_insn, loop_end)) { rtx p; + rtx next; - for (;;) + for (next = NEXT_INSN (dominator); ; next = NEXT_INSN (next)) { - rtx next = NEXT_INSN (dominator); - if ((GET_RTX_CLASS (GET_CODE (next)) == 'i' && (reg_mentioned_p (giv, PATTERN (next)) || reg_set_p (bl2->biv->src_reg, next))) |