r116855 - in /trunk/gcc: ChangeLog sched-deps.c...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Mon Sep 11 19:28:11 2006
New Revision: 116855

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=116855
Log:
	PR rtl-optimization/28726
	* sched-deps.c (sched_analyze_reg): New function extracted from...
	(sched_analyze_1): ...here.  Call it to analyze references to
	registers.  Treat again writes to a stack register as writing to the
	register.
	(sched_analyze_2): ...and here.  Call it to analyze references to
	registers.  Treat again reads of a stack register as reading the
	register.


Added:
    trunk/gcc/testsuite/gcc.dg/pr28726.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/sched-deps.c
    trunk/gcc/testsuite/ChangeLog