Hi,
This patch wires up the address and vector cost tables for the
Cortex-A57 processor.
Tested on aarch64-none-elf.
OK for stage 1?
Thanks,
James
---
2014-03-27 James Greenhalgh <james.greenha...@arm.com>
* config/aarch64/aarch64.c (cortexa57_addrcost_table): New.
(cortexa57_vector_cost): Likewise.
(cortexa57_tunings): Use them.
diff --git a/gcc/config/aarch64/aarch64.c b/gcc/config/aarch64/aarch64.c
index 2a2e2e9..8c261ca 100644
--- a/gcc/config/aarch64/aarch64.c
+++ b/gcc/config/aarch64/aarch64.c
@@ -190,6 +190,27 @@ static const struct cpu_addrcost_table generic_addrcost_table =
#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
static const struct cpu_regmove_cost generic_regmove_cost =
{
NAMED_PARAM (GP2GP, 1),
@@ -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)
};
