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[Bug target/45670] [4.6 Regression] Less efficient x86 addressing mode selection on 4.6, causes -Os size regression from 4.5
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Fri, 5 Nov 2010 19:00:57 +0000
- Subject: [Bug target/45670] [4.6 Regression] Less efficient x86 addressing mode selection on 4.6, causes -Os size regression from 4.5
- Auto-submitted: auto-generated
- References: <bug-45670-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45670
--- Comment #6 from Jakub Jelinek <jakub at gcc dot gnu.org> 2010-11-05 19:00:32 UTC ---
Author: jakub
Date: Fri Nov 5 19:00:27 2010
New Revision: 166371
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166371
Log:
PR target/45670
* expr.c (expand_expr_real_1) <case MEM_REF>: Use EXPAND_SUM
instead of EXPAND_NORMAL for base expansion.
* gcc.target/i386/pr45670.c: New test.
Added:
trunk/gcc/testsuite/gcc.target/i386/pr45670.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/expr.c
trunk/gcc/testsuite/ChangeLog