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[Bug target/61578] [4.9 regression] Code size increase for ARM thumb compared to 4.8.x when compiling with -Os
- From: "avieira at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 13 Jun 2016 09:59:06 +0000
- Subject: [Bug target/61578] [4.9 regression] Code size increase for ARM thumb compared to 4.8.x when compiling with -Os
- Auto-submitted: auto-generated
- References: <bug-61578-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61578
--- Comment #43 from avieira at gcc dot gnu.org ---
Author: avieira
Date: Mon Jun 13 09:58:34 2016
New Revision: 237369
URL: https://gcc.gnu.org/viewcvs?rev=237369&root=gcc&view=rev
Log:
Backport from Mainline
2015-09-01 Vladimir Makarov <vmakarov@redhat.com>
PR target/61578
* lra-lives.c (process_bb_lives): Process move pseudos with the
same value for copies and preferences
* lra-constraints.c (match_reload): Create match reload pseudo
with the same value from single dying input pseudo.
Modified:
branches/ARM/embedded-5-branch/gcc/ChangeLog.arm
branches/ARM/embedded-5-branch/gcc/lra-constraints.c
branches/ARM/embedded-5-branch/gcc/lra-lives.c