[ARM][2/2] Remove old rtx costs

	* config/arm/arm.opt (mold-rtx-costs): Delete.
	(mnew-generic-costs): Delete.
	* config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
	* config/arm/arm.c (arm_rtx_costs_1): Delete.
	(arm_size_rtx_costs): Likewise.
	(arm_slowmul_rtx_costs): Likewise.
	(arm_fastmul_rtx_costs): Likewise.
	(arm_xscale_rtx_costs): Likewise.
	(arm_9e_rtx_costs): Likewise.
	(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
	arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
	arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
	arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
	arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
	arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
	arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
	arm_cortex_m7_tune):
	Delete rtx_costs field.
	(arm_new_rtx_costs): Rename to...
	(arm_rtx_costs_internal): ... This.
	(arm_rtx_costs): Remove old way of doing rtx costs.

From-SVN: r241966

gcc/ChangeLog

 2016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
 
+	* config/arm/arm.opt (mold-rtx-costs): Delete.
+	(mnew-generic-costs): Delete.
+	* config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
+	* config/arm/arm.c (arm_rtx_costs_1): Delete.
+	(arm_size_rtx_costs): Likewise.
+	(arm_slowmul_rtx_costs): Likewise.
+	(arm_fastmul_rtx_costs): Likewise.
+	(arm_xscale_rtx_costs): Likewise.
+	(arm_9e_rtx_costs): Likewise.
+	(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
+	arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
+	arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
+	arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
+	arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
+	arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
+	arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
+	arm_cortex_m7_tune):
+	Delete rtx_costs field.
+	(arm_new_rtx_costs): Rename to...
+	(arm_rtx_costs_internal): ... This.
+	(arm_rtx_costs): Remove old way of doing rtx costs.
+
+2016-11-08  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
 	* config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
 	(arm_fastmul_tune): Likewise.
 	(arm_strongarm_tune): Likewise.

gcc/config/arm/arm-protos.h

@@ -260,7 +260,6 @@ struct cpu_cost_table;
 
 struct tune_params
 {
-  bool (*rtx_costs) (rtx, RTX_CODE, RTX_CODE, int *, bool);
   const struct cpu_cost_table *insn_extra_cost;
   bool (*sched_adjust_cost) (rtx_insn *, int, rtx_insn *, int *);
   int (*branch_cost) (bool, bool);

gcc/config/arm/arm.opt

@@ -253,14 +253,6 @@ mrestrict-it
 Target Report Var(arm_restrict_it) Init(2) Save
 Generate IT blocks appropriate for ARMv8.
 
-mold-rtx-costs
-Target Report Mask(OLD_RTX_COSTS)
-Use the old RTX costing tables (transitional).
-
-mnew-generic-costs
-Target Report Mask(NEW_GENERIC_COSTS)
-Use the new generic RTX cost tables if new core-specific cost table not available (transitional).
-
 mfix-cortex-m3-ldrd
 Target Report Var(fix_cm3_ldrd) Init(2)
 Avoid overlapping destination and address registers on LDRD instructions