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2012-01-16 Michael Hope <michael.hope@linaro.org>
Backport from mainline r183011:
2012-01-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
* config/arm/arm-cores.def (cortex-a15): Use cortex_a15_tune for
tuning parameters.
* config/arm/arm.c (arm_cortex_a15_tune): New static variable.
=== modified file 'gcc/config/arm/arm-cores.def'
--- old/gcc/config/arm/arm-cores.def 2011-10-19 16:46:51 +0000
+++ new/gcc/config/arm/arm-cores.def 2012-01-15 22:02:31 +0000
@@ -128,7 +128,7 @@
ARM_CORE("cortex-a5", cortexa5, 7A, FL_LDSCHED, cortex_a5)
ARM_CORE("cortex-a8", cortexa8, 7A, FL_LDSCHED, cortex)
ARM_CORE("cortex-a9", cortexa9, 7A, FL_LDSCHED, cortex_a9)
-ARM_CORE("cortex-a15", cortexa15, 7A, FL_LDSCHED | FL_THUMB_DIV | FL_ARM_DIV, cortex)
+ARM_CORE("cortex-a15", cortexa15, 7A, FL_LDSCHED | FL_THUMB_DIV | FL_ARM_DIV, cortex_a15)
ARM_CORE("cortex-r4", cortexr4, 7R, FL_LDSCHED, cortex)
ARM_CORE("cortex-r4f", cortexr4f, 7R, FL_LDSCHED, cortex)
ARM_CORE("cortex-r5", cortexr5, 7R, FL_LDSCHED | FL_ARM_DIV, cortex)
=== modified file 'gcc/config/arm/arm.c'
--- old/gcc/config/arm/arm.c 2012-01-05 15:35:39 +0000
+++ new/gcc/config/arm/arm.c 2012-01-15 22:02:31 +0000
@@ -983,6 +983,17 @@
arm_default_branch_cost
};
+const struct tune_params arm_cortex_a15_tune =
+{
+ arm_9e_rtx_costs,
+ NULL,
+ 1, /* Constant limit. */
+ 1, /* Max cond insns. */
+ ARM_PREFETCH_NOT_BENEFICIAL, /* TODO: Calculate correct values. */
+ false, /* Prefer constant pool. */
+ arm_cortex_a5_branch_cost
+};
+
const struct tune_params arm_fa726te_tune =
{
arm_9e_rtx_costs,
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