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[AArch64 costs 2/18] Add cost tables for Cortex-A57 

gcc/

	* config/aarch64/aarch64.c (cortexa57_addrcost_table): New.
	(cortexa57_vector_cost): Likewise.
	(cortexa57_tunings): Use them.

From-SVN: r210494
This commit is contained in:
James Greenhalgh 2014-05-16 08:43:51 +00:00 committed by James Greenhalgh
parent 677473677a
commit 60bff09020
2 changed files with 49 additions and 2 deletions
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6
gcc/ChangeLog
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@ -1,3 +1,9 @@
2014-05-16 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64.c (cortexa57_addrcost_table): New.
(cortexa57_vector_cost): Likewise.
(cortexa57_tunings): Use them.
2014-05-16 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-protos.h (scale_addr_mode_cost): New.

45
gcc/config/aarch64/aarch64.c
View File

@ -187,6 +187,27 @@ static const struct cpu_addrcost_table generic_addrcost_table =
NAMED_PARAM (imm_offset, 0)
};
#if HAVE_DESIGNATED_INITIALIZERS && GCC_VERSION >= 2007
__extension__
#endif
static const struct cpu_addrcost_table cortexa57_addrcost_table =
{
#if HAVE_DESIGNATED_INITIALIZERS
.addr_scale_costs =
#endif
{
NAMED_PARAM (qi, 0),
NAMED_PARAM (hi, 1),
NAMED_PARAM (si, 0),
NAMED_PARAM (ti, 1),
},
NAMED_PARAM (pre_modify, 0),
NAMED_PARAM (post_modify, 0),
NAMED_PARAM (register_offset, 0),
NAMED_PARAM (register_extend, 0),
NAMED_PARAM (imm_offset, 0),
};
#if HAVE_DESIGNATED_INITIALIZERS && GCC_VERSION >= 2007
__extension__
#endif
@ -221,6 +242,26 @@ static const struct cpu_vector_cost generic_vector_cost =
NAMED_PARAM (cond_not_taken_branch_cost, 1)
};
/* Generic costs for vector insn classes. */
#if HAVE_DESIGNATED_INITIALIZERS && GCC_VERSION >= 2007
__extension__
#endif
static const struct cpu_vector_cost cortexa57_vector_cost =
{
NAMED_PARAM (scalar_stmt_cost, 1),
NAMED_PARAM (scalar_load_cost, 4),
NAMED_PARAM (scalar_store_cost, 1),
NAMED_PARAM (vec_stmt_cost, 3),
NAMED_PARAM (vec_to_scalar_cost, 8),
NAMED_PARAM (scalar_to_vec_cost, 8),
NAMED_PARAM (vec_align_load_cost, 5),
NAMED_PARAM (vec_unalign_load_cost, 5),
NAMED_PARAM (vec_unalign_store_cost, 1),
NAMED_PARAM (vec_store_cost, 1),
NAMED_PARAM (cond_taken_branch_cost, 1),
NAMED_PARAM (cond_not_taken_branch_cost, 1)
};
#if HAVE_DESIGNATED_INITIALIZERS && GCC_VERSION >= 2007
__extension__
#endif
@ -247,9 +288,9 @@ static const struct tune_params cortexa53_tunings =
static const struct tune_params cortexa57_tunings =
{
&cortexa57_extra_costs,
&generic_addrcost_table,
&cortexa57_addrcost_table,
&generic_regmove_cost,
&generic_vector_cost,
&cortexa57_vector_cost,
NAMED_PARAM (memmov_cost, 4),
NAMED_PARAM (issue_rate, 3)
};