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r216620 - in /trunk/gcc: ChangeLog haifa-sched.c
- From: mkuvyrkov at gcc dot gnu dot org
- To: gcc-cvs at gcc dot gnu dot org
- Date: Fri, 24 Oct 2014 08:22:13 -0000
- Subject: r216620 - in /trunk/gcc: ChangeLog haifa-sched.c
Author: mkuvyrkov
Date: Fri Oct 24 08:22:12 2014
New Revision: 216620
URL: https://gcc.gnu.org/viewcvs?rev=216620&root=gcc&view=rev
Log:
Account for prologue spills in reg_pressure scheduling
* haifa-sched.c (sched_class_regs_num, call_used_regs_num): New static
arrays. Use sched_class_regs_num instead of ira_class_hard_regs_num.
(print_curr_reg_pressure, setup_insn_reg_pressure_info,)
(model_update_pressure, model_spill_cost): Use sched_class_regs_num.
(model_start_schedule): Update.
(sched_pressure_start_bb): New static function. Calculate
sched_class_regs_num.
(schedule_block): Use it.
(alloc_global_sched_pressure_data): Calculate call_used_regs_num.
Modified:
trunk/gcc/ChangeLog
trunk/gcc/haifa-sched.c