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[Bug middle-end/21529] [4.0/4.1 Regression] code size regression (+40%) with -Os from GCC-3.4.3 to 4.1
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 5 Aug 2005 02:42:22 -0000
- Subject: [Bug middle-end/21529] [4.0/4.1 Regression] code size regression (+40%) with -Os from GCC-3.4.3 to 4.1
- References: <20050512094159.21529.etienne_lorrain@yahoo.fr>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2005-08-05 02:42 -------
Subject: Bug 21529
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rth@gcc.gnu.org 2005-08-05 02:42:07
Modified files:
gcc : ChangeLog params.def params.h tree-sra.c
Log message:
PR 21529
* params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
* params.h (SRA_MAX_STRUCTURE_COUNT): New.
* tree-sra.c (decide_block_copy): Use it. Disable element copy
if we'd have to instantiate too many members.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9660&r2=2.9661
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.def.diff?cvsroot=gcc&r1=1.65&r2=1.66
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.h.diff?cvsroot=gcc&r1=1.31&r2=1.32
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-sra.c.diff?cvsroot=gcc&r1=2.69&r2=2.70
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21529