Re: [RFA][PATCH][PR tree-optimization/64910] x86 backend improvement

2015-12-20 Thread Jeff Law
On 12/19/2015 11:06 AM, Uros Bizjak wrote: Hello! + 2015-12-19 Jeff Law + + PR tree-optimization/64910 + * config/i386/i386.md (testqi_ext_3): Allow HImode. OK for mainline and branch. Thanks. I double-checked and gcc-5 has not regressed, presumably there's an additional interaction that's

Re: [RFA][PATCH][PR tree-optimization/64910] x86 backend improvement

2015-12-19 Thread Uros Bizjak
Hello! + 2015-12-19 Jeff Law + + PR tree-optimization/64910 + * config/i386/i386.md (testqi_ext_3): Allow HImode. OK for mainline and branch. Thanks, Uros.

[RFA][PATCH][PR tree-optimization/64910] x86 backend improvement

2015-12-19 Thread Jeff Law
This patch addresses a deficiency found when testing a patch to fix undesirable gimple code created by reassociation (pr64910). Based on what I've seen from a code generation standpoint before/after this patch, I would say it's highly likely this is fixing a regression in gcc-5. [ This is a p