[Bug middle-end/21529] [4.0/4.1 Regression] code size regression (+40%) with -Os from GCC-3.4.3 to 4.1

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-08-05 20:39 -------
Subject: Bug 21529

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	gcc-4_0-branch
Changes by:	rth@gcc.gnu.org	2005-08-05 20:39:05

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&only_with_tag=gcc-4_0-branch&r1=2.7592.2.353&r2=2.7592.2.354
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.def.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.54.6.2&r2=1.54.6.3
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.h.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=1.28&r2=1.28.8.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-sra.c.diff?cvsroot=gcc&only_with_tag=gcc-4_0-branch&r1=2.53.2.2&r2=2.53.2.3



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21529