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Fix IRA_HARD_REGNO_ADD_COST_MULTIPLIER in ira_tune_allocno_costs

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2014-09-06  Tom de Vries  <tom@codesourcery.com>

	* ira-costs.c (ira_tune_allocno_costs): Don't conditionalize
	IRA_HARD_REGNO_ADD_COST_MULTIPLIER code on
	ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.

From-SVN: r214988
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Tom de Vries 2014-09-06 08:08:36 +00:00 • committed by Tom de Vries
parent da27f5567c
commit 811e4f15d6
2 changed files with 16 additions and 12 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2014-09-06 Tom de Vries <tom@codesourcery.com>
* ira-costs.c (ira_tune_allocno_costs): Don't conditionalize
IRA_HARD_REGNO_ADD_COST_MULTIPLIER code on
ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS.
2014-09-05 Dominique Dhumieres <dominiq@lps.ens.fr>
PR target/63188

22
gcc/ira-costs.c
View file

@ -2217,21 +2217,19 @@ ira_tune_allocno_costs (void)
crossed_calls_clobber_regs
= &(ALLOCNO_CROSSED_CALLS_CLOBBERED_REGS (a));
if (ira_hard_reg_set_intersection_p (regno, mode,
*crossed_calls_clobber_regs))
{
if (ira_hard_reg_set_intersection_p (regno, mode,
*crossed_calls_clobber_regs)
&& (ira_hard_reg_set_intersection_p (regno, mode,
call_used_reg_set)
|| HARD_REGNO_CALL_PART_CLOBBERED (regno, mode))
cost += (ALLOCNO_CALL_FREQ (a)
* (ira_memory_move_cost[mode][rclass][0]
+ ira_memory_move_cost[mode][rclass][1]));
|| HARD_REGNO_CALL_PART_CLOBBERED (regno, mode)))
cost += (ALLOCNO_CALL_FREQ (a)
* (ira_memory_move_cost[mode][rclass][0]
+ ira_memory_move_cost[mode][rclass][1]));
#ifdef IRA_HARD_REGNO_ADD_COST_MULTIPLIER
cost += ((ira_memory_move_cost[mode][rclass][0]
+ ira_memory_move_cost[mode][rclass][1])
* ALLOCNO_FREQ (a)
* IRA_HARD_REGNO_ADD_COST_MULTIPLIER (regno) / 2);
cost += ((ira_memory_move_cost[mode][rclass][0]
+ ira_memory_move_cost[mode][rclass][1])
* ALLOCNO_FREQ (a)
* IRA_HARD_REGNO_ADD_COST_MULTIPLIER (regno) / 2);
#endif
}
if (INT_MAX - cost < reg_costs[j])
reg_costs[j] = INT_MAX;
else