51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/* Definitions for microarchitecture-related data structures.
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Copyright (C) 2021-2022 Free Software Foundation, Inc.
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Contributed by Loongson Ltd.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3, or (at your option)
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any later version.
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GCC is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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#ifndef LOONGARCH_TUNE_H
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#define LOONGARCH_TUNE_H
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/* RTX costs of various operations on the different architectures. */
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struct loongarch_rtx_cost_data
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{
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unsigned short fp_add;
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unsigned short fp_mult_sf;
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unsigned short fp_mult_df;
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unsigned short fp_div_sf;
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unsigned short fp_div_df;
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unsigned short int_mult_si;
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unsigned short int_mult_di;
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unsigned short int_div_si;
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unsigned short int_div_di;
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unsigned short branch_cost;
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unsigned short memory_latency;
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};
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/* Costs to use when optimizing for size. */
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extern const struct loongarch_rtx_cost_data loongarch_rtx_cost_optimize_size;
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/* Cache size record of known processor models. */
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struct loongarch_cache {
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int l1d_line_size; /* bytes */
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int l1d_size; /* KiB */
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int l2d_size; /* kiB */
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};
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#endif /* LOONGARCH_TUNE_H */
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