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[Bug target/65768] sub-optimimal code for constant Uses in loop
- From: "kugan at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Tue, 02 Jun 2015 22:53:47 +0000
- Subject: [Bug target/65768] sub-optimimal code for constant Uses in loop
- Auto-submitted: auto-generated
- References: <bug-65768-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65768
--- Comment #3 from kugan at gcc dot gnu.org ---
Author: kugan
Date: Tue Jun 2 22:53:15 2015
New Revision: 224048
URL: https://gcc.gnu.org/viewcvs?rev=224048&root=gcc&view=rev
Log:
gcc/ChangeLog:
2015-06-03 Kugan Vivekanandarajah <kuganv@linaro.org>
Zhenqiang Chen <zhenqiang.chen@linaro.org>
PR target/65768
* cprop.c (try_replace_reg): Check cost of constants before
propagating.
gcc/testsuite/ChangeLog:
2015-06-03 Kugan Vivekanandarajah <kuganv@linaro.org>
PR target/65768
* gcc.target/arm/maskdata.c: Remove -fno-gcse.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/cprop.c
trunk/gcc/testsuite/ChangeLog
trunk/gcc/testsuite/gcc.target/arm/maskdata.c