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/* Tuning model description for AArch64 architecture.
Copyright (C) 2009-2023 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3, or (at your option)
any later version.
GCC is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_AARCH64_H_TSV110
#define GCC_AARCH64_H_TSV110
#include "generic.h"
static const struct cpu_addrcost_table tsv110_addrcost_table =
{
{
1, /* hi */
0, /* si */
0, /* di */
1, /* ti */
},
0, /* pre_modify */
0, /* post_modify */
0, /* post_modify_ld3_st3 */
0, /* post_modify_ld4_st4 */
0, /* register_offset */
1, /* register_sextend */
1, /* register_zextend */
0, /* imm_offset */
};
static const struct cpu_regmove_cost tsv110_regmove_cost =
{
1, /* GP2GP */
/* Avoid the use of slow int<->fp moves for spilling by setting
their cost higher than memmov_cost. */
2, /* GP2FP */
3, /* FP2GP */
2 /* FP2FP */
};
static const advsimd_vec_cost tsv110_advsimd_vector_cost =
{
2, /* int_stmt_cost */
2, /* fp_stmt_cost */
0, /* ld2_st2_permute_cost */
0, /* ld3_st3_permute_cost */
0, /* ld4_st4_permute_cost */
2, /* permute_cost */
3, /* reduc_i8_cost */
3, /* reduc_i16_cost */
3, /* reduc_i32_cost */
3, /* reduc_i64_cost */
3, /* reduc_f16_cost */
3, /* reduc_f32_cost */
3, /* reduc_f64_cost */
3, /* store_elt_extra_cost */
3, /* vec_to_scalar_cost */
2, /* scalar_to_vec_cost */
5, /* align_load_cost */
5, /* unalign_load_cost */
1, /* unalign_store_cost */
1 /* store_cost */
};
static const struct cpu_vector_cost tsv110_vector_cost =
{
1, /* scalar_int_stmt_cost */
1, /* scalar_fp_stmt_cost */
5, /* scalar_load_cost */
1, /* scalar_store_cost */
1, /* cond_taken_branch_cost */
1, /* cond_not_taken_branch_cost */
&tsv110_advsimd_vector_cost, /* advsimd */
nullptr, /* sve */
nullptr /* issue_info */
};
static const cpu_prefetch_tune tsv110_prefetch_tune =
{
0, /* num_slots */
64, /* l1_cache_size */
64, /* l1_cache_line_size */
512, /* l2_cache_size */
true, /* prefetch_dynamic_strides */
-1, /* minimum_stride */
-1 /* default_opt_level */
};
static const struct tune_params tsv110_tunings =
{
&tsv110_extra_costs,
&tsv110_addrcost_table,
&tsv110_regmove_cost,
&tsv110_vector_cost,
&generic_branch_cost,
&generic_approx_modes,
SVE_NOT_IMPLEMENTED, /* sve_width */
{ 4, /* load_int. */
4, /* store_int. */
4, /* load_fp. */
4, /* store_fp. */
4, /* load_pred. */
4 /* store_pred. */
}, /* memmov_cost. */
4, /* issue_rate */
(AARCH64_FUSE_AES_AESMC | AARCH64_FUSE_ALU_BRANCH
| AARCH64_FUSE_ALU_CBZ), /* fusible_ops */
"16", /* function_align. */
"4", /* jump_align. */
"8", /* loop_align. */
2, /* int_reassoc_width. */
4, /* fp_reassoc_width. */
1, /* fma_reassoc_width. */
1, /* vec_reassoc_width. */
2, /* min_div_recip_mul_sf. */
2, /* min_div_recip_mul_df. */
0, /* max_case_values. */
tune_params::AUTOPREFETCHER_WEAK, /* autoprefetcher_model. */
(AARCH64_EXTRA_TUNE_NONE), /* tune_flags. */
&tsv110_prefetch_tune,
AARCH64_LDP_STP_POLICY_ALWAYS, /* ldp_policy_model. */
AARCH64_LDP_STP_POLICY_ALWAYS /* stp_policy_model. */
};
#endif /* GCC_AARCH64_H_TSV110. */
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