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arm.c (cortexa9_extra_costs): Update mult costs for extend and extend_add. 

[gcc/]
2013-10-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* config/arm/arm.c (cortexa9_extra_costs): Update mult costs for
	extend and extend_add.

From-SVN: r203892
This commit is contained in:
Kyrylo Tkachov 2013-10-21 13:44:11 +00:00 committed by Kyrylo Tkachov
parent 2445aeac04
commit 0e7504c8a1
2 changed files with 9 additions and 4 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2013-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/arm/arm.c (cortexa9_extra_costs): Update mult costs for
extend and extend_add.
2013-10-21 Richard Biener <rguenther@suse.de>
PR tree-optimization/58794

8
gcc/config/arm/arm.c
View File

@ -1076,18 +1076,18 @@ const struct cpu_cost_table cortexa9_extra_costs =
{
COSTS_N_INSNS (3), /* Simple. */
COSTS_N_INSNS (3), /* Flag_setting. */
COSTS_N_INSNS (4), /* Extend. */
COSTS_N_INSNS (2), /* Extend. */
COSTS_N_INSNS (3), /* Add. */
COSTS_N_INSNS (4), /* Extend_add. */
COSTS_N_INSNS (2), /* Extend_add. */
COSTS_N_INSNS (30) /* Idiv. No HW div on Cortex A9. */
},
/* MULT DImode */
{
0, /* Simple (N/A). */
0, /* Flag_setting (N/A). */
0, /* Extend (N/A). */
COSTS_N_INSNS (4), /* Extend. */
0, /* Add (N/A). */
0, /* Extend_add (N/A). */
COSTS_N_INSNS (4), /* Extend_add. */
0 /* Idiv (N/A). */
}
},