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/* Definitions for microarchitecture-related data structures.
Copyright (C) 2021-2022 Free Software Foundation, Inc.
Contributed by Loongson Ltd.
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 LOONGARCH_TUNE_H
#define LOONGARCH_TUNE_H
/* RTX costs of various operations on the different architectures. */
struct loongarch_rtx_cost_data
{
unsigned short fp_add;
unsigned short fp_mult_sf;
unsigned short fp_mult_df;
unsigned short fp_div_sf;
unsigned short fp_div_df;
unsigned short int_mult_si;
unsigned short int_mult_di;
unsigned short int_div_si;
unsigned short int_div_di;
unsigned short branch_cost;
unsigned short memory_latency;
};
/* Costs to use when optimizing for size. */
extern const struct loongarch_rtx_cost_data loongarch_rtx_cost_optimize_size;
/* Cache size record of known processor models. */
struct loongarch_cache {
int l1d_line_size; /* bytes */
int l1d_size; /* KiB */
int l2d_size; /* kiB */
int simultaneous_prefetches; /* number of parallel prefetch */
};
#endif /* LOONGARCH_TUNE_H */
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