https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107404
Uroš Bizjak <ubizjak at gmail dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Assignee|unassigned at gcc dot gnu.org |ubizjak at gmail dot com
Status|NEW |ASSIGNED
--- Comment #5 from Uroš Bizjak <ubizjak at gmail dot com> ---
Patch in testing:
--cut here--
diff --git a/gcc/config/i386/i386.md b/gcc/config/i386/i386.md
index 85567980aa3..436eabb691a 100644
--- a/gcc/config/i386/i386.md
+++ b/gcc/config/i386/i386.md
@@ -21800,7 +21800,8 @@ (define_peephole2
&& REGNO (operands[2]) != REGNO (operands[1])
&& peep2_reg_dead_p (2, operands[1])
&& peep2_reg_dead_p (4, operands[2])
- && !reg_overlap_mentioned_p (operands[0], operands[3])"
+ && !reg_overlap_mentioned_p (operands[0], operands[3])
+ && !reg_mentioned_p (operands[2], operands[6])"
[(parallel [(set (match_dup 7) (match_dup 8))
(set (match_dup 1) (match_dup 9))])
(set (match_dup 0) (match_dup 3))
--cut here--
