From 22b4cc659540fea9ce63b60dcf36e1727f036eee Mon Sep 17 00:00:00 2001 From: "J\"orn Rennecke" Date: Fri, 29 Jan 1999 07:46:16 +0000 Subject: [PATCH] loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning forward from cont dominator. * loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning forward from cont dominator. From-SVN: r24903 --- gcc/ChangeLog | 5 +++++ 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 + + * loop.c (strength_reduce): Fix HAVE_cc0 handling when scanning + forward from cont dominator. + Fri Jan 29 07:10:27 1999 Kaveh R. Ghazi * 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)))