[Bug rtl-optimization/45617] optimize bit shift+compare at RTL level

2010-09-13 Thread jakub at gcc dot gnu dot org
--- Comment #3 from jakub at gcc dot gnu dot org 2010-09-13 21:10 --- Committed. -- jakub at gcc dot gnu dot org changed: What|Removed |Added Status|UNCONFIRM

[Bug rtl-optimization/45617] optimize bit shift+compare at RTL level

2010-09-13 Thread jakub at gcc dot gnu dot org
--- Comment #2 from jakub at gcc dot gnu dot org 2010-09-13 21:00 --- Subject: Bug 45617 Author: jakub Date: Mon Sep 13 21:00:03 2010 New Revision: 164257 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=164257 Log: PR rtl-optimization/45617 * combine.c (simplify_c

[Bug rtl-optimization/45617] optimize bit shift+compare at RTL level

2010-09-09 Thread zsojka at seznam dot cz
--- Comment #1 from zsojka at seznam dot cz 2010-09-09 17:51 --- Created an attachment (id=21756) --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21756&action=view) Jakub's patch from PR20517 comment #6 gcc bootstrapped fine The resulting code for foo() and fooi() is the same as fo