[Bug tree-optimization/51049] New: A regression caused by "Improve handling of conditional-branches on targets with high branch costs"

2011-11-08 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51049 Bug #: 51049 Summary: A regression caused by "Improve handling of conditional-branches on targets with high branch costs" Classification: Unclassified Product: gcc

[Bug tree-optimization/51049] A regression caused by "Improve handling of conditional-branches on targets with high branch costs"

2011-11-08 Thread liujiangning at gcc dot gnu.org
|P3 |P2 CC||jiangning.liu at arm dot ||com, liujiangning at gcc ||dot gnu.org

[Bug tree-optimization/50569] [4.6/4.7 regression] unaligned memory accesses generated for memcpy

2012-06-12 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50569 --- Comment #16 from Jiangning Liu 2012-06-12 09:24:21 UTC --- Author: liujiangning Date: Tue Jun 12 09:24:11 2012 New Revision: 188431 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188431 Log: 2011-06-12 Jiangning Liu

[Bug tree-optimization/51070] [4.6/4.7 Regression] ICE verify_gimple failed

2012-06-12 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51070 --- Comment #10 from Jiangning Liu 2012-06-12 09:44:28 UTC --- Author: liujiangning Date: Tue Jun 12 09:44:24 2012 New Revision: 188432 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188432 Log: 2011-06-12 Jiangning Liu

[Bug tree-optimization/51042] [4.5 Regression] endless recursion in phi_translate

2012-06-12 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51042 --- Comment #9 from Jiangning Liu 2012-06-12 09:53:57 UTC --- Author: liujiangning Date: Tue Jun 12 09:53:53 2012 New Revision: 188433 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=188433 Log: 2011-06-12 Jiangning Liu

[Bug testsuite/52563] FAIL: gcc.dg/tree-ssa/scev-[3,4].c scan-tree-dump-times optimized "&a" 1

2012-03-18 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52563 Jiangning Liu changed: What|Removed |Added CC||liujiangning at gcc dot

[Bug testsuite/52563] FAIL: gcc.dg/tree-ssa/scev-[3,4].c scan-tree-dump-times optimized "&a" 1

2012-03-19 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52563 --- Comment #6 from Jiangning Liu 2012-03-20 02:32:12 UTC --- > We cannot fix it without relaxing the POINTER_PLUS_EXPR constraints. > I was working on that, but as usual the TYPE_IS_SIZETYPE removal > has priority. Do you mean you are also work

[Bug testsuite/52563] FAIL: gcc.dg/tree-ssa/scev-[3,4].c scan-tree-dump-times optimized "&a" 1

2012-03-22 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52563 --- Comment #8 from Jiangning Liu 2012-03-22 09:17:51 UTC --- Author: liujiangning Date: Thu Mar 22 09:17:45 2012 New Revision: 185678 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=185678 Log: 2012-03-22 Jiangning Liu

[Bug tree-optimization/50272] A case that PRE optimization hurts performance

2012-03-29 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50272 Jiangning Liu changed: What|Removed |Added CC||liujiangning at gcc dot

[Bug rtl-optimization/38644] [4.4/4.5/4.6 Regression] Optimization flag -O1 -fschedule-insns2 causes wrong code

2011-11-16 Thread liujiangning at gcc dot gnu.org
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=38644 --- Comment #61 from Jiangning Liu 2011-11-16 09:47:01 UTC --- Author: liujiangning Date: Wed Nov 16 09:46:58 2011 New Revision: 181406 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=181406 Log: 2011-11-16 Jiangning Liu Backpo