gcc/gcc ChangeLog cfgloop.h cfgloopmanip.c loo ...

[hubicka at gcc dot gnu dot org]

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	hubicka@gcc.gnu.org	2005-08-03 13:34:50

Modified files:
	gcc            : ChangeLog cfgloop.h cfgloopmanip.c 
	                 loop-unroll.c tree-ssa-loop-ivcanon.c 
	gcc/testsuite  : ChangeLog 
Added files:
	gcc/testsuite/gcc.dg/tree-prof: update-cunroll-2.c 
	gcc/testsuite/gcc.dg/tree-ssa: update-cunroll.c 

Log message:
	* cfgloop.h (DLTHE_FLAG_COMPLETTE_PEEL): New flag.
	* cfgloopmanip.c (duplicate_loop_to_header_edge): Special case
	profile updating for complette unrolling.
	* loop-unroll.c (peel_loop_completely): Use it.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
	(tree_unroll_loops_completely): Disable code growing unrolling of cold
	loops.
	
	* update-conroll.c: New testcase.
	* update-conroll-2.c: New testcase.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9645&r2=2.9646
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloop.h.diff?cvsroot=gcc&r1=1.48&r2=1.49
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/cfgloopmanip.c.diff?cvsroot=gcc&r1=1.50&r2=1.51
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop-unroll.c.diff?cvsroot=gcc&r1=1.36&r2=1.37
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivcanon.c.diff?cvsroot=gcc&r1=2.18&r2=2.19
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.5870&r2=1.5871
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-prof/update-cunroll-2.c.diff?cvsroot=gcc&r1=NONE&r2=1.1
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/tree-ssa/update-cunroll.c.diff?cvsroot=gcc&r1=NONE&r2=1.1