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annotate gcc/config/csky/csky_pipeline_ck810.md @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
parents 84e7813d76e9
children
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1 ;; Instruction scheduling information for C-SKY CK810 processors.
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2 ;; Copyright (C) 2018-2020 Free Software Foundation, Inc.
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3 ;; Contributed by C-SKY Microsystems and Mentor Graphics.
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4 ;;
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5 ;; This file is part of GCC.
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6 ;;
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7 ;; GCC is free software; you can redistribute it and/or modify it
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8 ;; under the terms of the GNU General Public License as published by
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9 ;; the Free Software Foundation; either version 3, or (at your option)
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10 ;; any later version.
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11 ;;
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12 ;; GCC is distributed in the hope that it will be useful, but
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13 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 ;; General Public License for more details.
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16 ;;
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17 ;; You should have received a copy of the GNU General Public License
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18 ;; along with GCC; see the file COPYING3. If not see
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19 ;; <http://www.gnu.org/licenses/>. */
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22 ;;-------------------------------------------------------------
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23 ;; Pipeline descriptions for ck810
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24 ;;-------------------------------------------------------------
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26 (define_attr "cycle" "1,2,not_used_yet"
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27 (const_string "1"))
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28 (define_automaton "cskyv2_ck810")
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29 (define_cpu_unit "pipeline_alu0" "cskyv2_ck810")
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30 (define_insn_reservation "alu_one_cycle" 1
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31 (and (eq_attr "cycle" "1")
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32 (not (ior (match_test "CSKY_TARGET_ARCH (CK803)")
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33 (match_test "CSKY_TARGET_ARCH (CK802)"))))
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34 "pipeline_alu0")