r121964 - in /branches/gcc-4_1-branch/gcc: Chan...

[ebotcazou@gcc.gnu.org]

Author: ebotcazou
Date: Wed Feb 14 20:51:12 2007
New Revision: 121964

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=121964
Log:
	PR rtl-optimization/28772
	* Makefile.in (haifa-sched.o): Add dependency on $(PARAMS_H).

	Backport from mainline:
	2006-04-13  Eric Botcazou  <ebotcazou@adacore.com>

	* params.def (PARAM_MAX_SCHED_READY_INSNS): New parameter,
	defaulting to 100.
	* params.h (MAX_SCHED_READY_INSNS): New macro.
	* haifa-sched.c: (queue_to_ready): Re-queue insns for the next cycle
	past MAX_SCHED_READY_INSNS during the first scheduling pass.
	(schedule_block): Delay insns past MAX_SCHED_READY_INSNS in
	the ready list for 1 cycle during the first scheduling pass.
	* doc/invoke.texi (--param): New parameter max-sched-ready-insns.


Modified:
    branches/gcc-4_1-branch/gcc/ChangeLog
    branches/gcc-4_1-branch/gcc/Makefile.in
    branches/gcc-4_1-branch/gcc/doc/invoke.texi
    branches/gcc-4_1-branch/gcc/haifa-sched.c
    branches/gcc-4_1-branch/gcc/params.def
    branches/gcc-4_1-branch/gcc/params.h