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[Bug rtl-optimization/65932] [5 Regression] Linux-3.10.75 on arm926ej-s does not boot due to wrong code generation
- From: "wilson at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Sun, 14 Jun 2015 00:34:20 +0000
- Subject: [Bug rtl-optimization/65932] [5 Regression] Linux-3.10.75 on arm926ej-s does not boot due to wrong code generation
- Auto-submitted: auto-generated
- References: <bug-65932-4 at http dot gcc dot gnu dot org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65932
--- Comment #14 from Jim Wilson <wilson at gcc dot gnu.org> ---
Created attachment 35775
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=35775&action=edit
A possibly better patch, to modify ARM port to stop changing signed HI/QI to
unsigned.
This would require performance testing to see what the effect is. This is a
simpler patch than trying to change the out-of-ssa pass.