[Bug target/25128] [m68k] Suboptimal comparisons against 65536

2016-11-21 Thread law at redhat dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25128 Jeffrey A. Law changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug target/25128] [m68k] Suboptimal comparisons against 65536

2016-11-21 Thread law at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25128 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Mon Nov 21 18:19:12 2016 New Revision: 242676 URL: https://gcc.gnu.org/viewcvs?rev=242676&root=gcc&view=rev Log: PR target/25128 * config/m68k/predicates.md (swap_peephole_

[Bug target/25128] [m68k] Suboptimal comparisons against 65536

2008-06-10 Thread gunnar at greyhound-data dot com
--- Comment #2 from gunnar at greyhound-data dot com 2008-06-10 16:02 --- > Note that > > cmp.l #65535,%d0 > jbhi .L10 > > can be replaced with > > swap %d0 > tst.w %d0 > jbne .L10 > > A similar trick can be applied to signed comparisons as w

[Bug target/25128] [m68k] Suboptimal comparisons against 65536

2005-11-27 Thread pinskia at gcc dot gnu dot org
--- Comment #1 from pinskia at gcc dot gnu dot org 2005-11-28 05:04 --- Confirmed. -- pinskia at gcc dot gnu dot org changed: What|Removed |Added Status|UNCON

[Bug target/25128] [m68k] Suboptimal comparisons against 65536

2005-11-27 Thread kazu at gcc dot gnu dot org
-- kazu at gcc dot gnu dot org changed: What|Removed |Added Severity|normal |enhancement http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25128