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[Bug rtl-optimization/37273] [4.4/4.5/4.6/4.7 Regression] IRA does not re-materializes addresses (loads from the TOC)
- From: "law at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 17 Mar 2011 20:08:12 +0000
- Subject: [Bug rtl-optimization/37273] [4.4/4.5/4.6/4.7 Regression] IRA does not re-materializes addresses (loads from the TOC)
- Auto-submitted: auto-generated
- References: <bug-37273-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37273
--- Comment #14 from Jeffrey A. Law <law at gcc dot gnu.org> 2011-03-17 20:08:06 UTC ---
Author: law
Date: Thu Mar 17 20:08:01 2011
New Revision: 171111
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=171111
Log:
PR rtl-optimization/37273
* ira-costs.c (scan_one_insn): Detect constants living in memory and
handle them like argument loads from stack slots. Do not double
count memory for memory constants and argument loads from stack slots.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/ira-costs.c