1;; Pipeline description for Freescale PowerPC e5500 core. 2;; Copyright (C) 2012-2021 Free Software Foundation, Inc. 3;; Contributed by Edmar Wienskoski (edmar@freescale.com) 4;; 5;; This file is part of GCC. 6;; 7;; GCC is free software; you can redistribute it and/or modify it 8;; under the terms of the GNU General Public License as published 9;; by the Free Software Foundation; either version 3, or (at your 10;; option) any later version. 11;; 12;; GCC is distributed in the hope that it will be useful, but WITHOUT 13;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 14;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 15;; License for more details. 16;; 17;; You should have received a copy of the GNU General Public License 18;; along with GCC; see the file COPYING3. If not see 19;; <http://www.gnu.org/licenses/>. 20;; 21;; e5500 64-bit SFX(2), CFX, LSU, FPU, BU 22;; Max issue 3 insns/clock cycle (includes 1 branch) 23 24(define_automaton "e5500_most,e5500_long") 25(define_cpu_unit "e5500_decode_0,e5500_decode_1" "e5500_most") 26 27;; SFX. 28(define_cpu_unit "e5500_sfx_0,e5500_sfx_1" "e5500_most") 29 30;; CFX. 31(define_cpu_unit "e5500_cfx_stage0,e5500_cfx_stage1" "e5500_most") 32 33;; Non-pipelined division. 34(define_cpu_unit "e5500_cfx_div" "e5500_long") 35 36;; LSU. 37(define_cpu_unit "e5500_lsu" "e5500_most") 38 39;; FPU. 40(define_cpu_unit "e5500_fpu" "e5500_long") 41 42;; BU. 43(define_cpu_unit "e5500_bu" "e5500_most") 44 45;; The following units are used to make the automata deterministic. 46(define_cpu_unit "present_e5500_decode_0" "e5500_most") 47(define_cpu_unit "present_e5500_sfx_0" "e5500_most") 48(presence_set "present_e5500_decode_0" "e5500_decode_0") 49(presence_set "present_e5500_sfx_0" "e5500_sfx_0") 50 51;; Some useful abbreviations. 52(define_reservation "e5500_decode" 53 "e5500_decode_0|e5500_decode_1+present_e5500_decode_0") 54(define_reservation "e5500_sfx" 55 "e5500_sfx_0|e5500_sfx_1+present_e5500_sfx_0") 56 57;; SFX. 58(define_insn_reservation "e5500_sfx" 1 59 (and (ior (eq_attr "type" "integer,insert,cntlz") 60 (and (eq_attr "type" "add,logical,exts") 61 (eq_attr "dot" "no")) 62 (and (eq_attr "type" "shift") 63 (eq_attr "var_shift" "no"))) 64 (eq_attr "cpu" "ppce5500")) 65 "e5500_decode,e5500_sfx") 66 67(define_insn_reservation "e5500_sfx2" 2 68 (and (ior (eq_attr "type" "cmp,trap") 69 (and (eq_attr "type" "add,logical,exts") 70 (eq_attr "dot" "yes")) 71 (and (eq_attr "type" "shift") 72 (eq_attr "dot" "yes") 73 (eq_attr "var_shift" "no"))) 74 (eq_attr "cpu" "ppce5500")) 75 "e5500_decode,e5500_sfx") 76 77(define_insn_reservation "e5500_delayed" 2 78 (and (eq_attr "type" "shift") 79 (eq_attr "var_shift" "yes") 80 (eq_attr "cpu" "ppce5500")) 81 "e5500_decode,e5500_sfx*2") 82 83(define_insn_reservation "e5500_two" 2 84 (and (eq_attr "type" "two") 85 (eq_attr "cpu" "ppce5500")) 86 "e5500_decode,e5500_decode+e5500_sfx,e5500_sfx") 87 88(define_insn_reservation "e5500_three" 3 89 (and (eq_attr "type" "three") 90 (eq_attr "cpu" "ppce5500")) 91 "e5500_decode,(e5500_decode+e5500_sfx)*2,e5500_sfx") 92 93;; SFX - Mfcr. 94(define_insn_reservation "e5500_mfcr" 4 95 (and (eq_attr "type" "mfcr") 96 (eq_attr "cpu" "ppce5500")) 97 "e5500_decode,e5500_sfx_0*4") 98 99;; SFX - Mtcrf. 100(define_insn_reservation "e5500_mtcrf" 1 101 (and (eq_attr "type" "mtcr") 102 (eq_attr "cpu" "ppce5500")) 103 "e5500_decode,e5500_sfx_0") 104 105;; SFX - Mtjmpr. 106(define_insn_reservation "e5500_mtjmpr" 1 107 (and (eq_attr "type" "mtjmpr,mfjmpr") 108 (eq_attr "cpu" "ppce5500")) 109 "e5500_decode,e5500_sfx") 110 111;; CFX - Multiply. 112(define_insn_reservation "e5500_multiply" 4 113 (and (eq_attr "type" "mul") 114 (eq_attr "dot" "no") 115 (eq_attr "size" "32") 116 (eq_attr "cpu" "ppce5500")) 117 "e5500_decode,e5500_cfx_stage0,e5500_cfx_stage1") 118 119(define_insn_reservation "e5500_multiply_i" 5 120 (and (eq_attr "type" "mul") 121 (ior (eq_attr "dot" "yes") 122 (eq_attr "size" "8,16")) 123 (eq_attr "cpu" "ppce5500")) 124 "e5500_decode,e5500_cfx_stage0,\ 125 e5500_cfx_stage0+e5500_cfx_stage1,e5500_cfx_stage1") 126 127;; CFX - Divide. 128(define_insn_reservation "e5500_divide" 16 129 (and (eq_attr "type" "div") 130 (eq_attr "size" "32") 131 (eq_attr "cpu" "ppce5500")) 132 "e5500_decode,e5500_cfx_stage0+e5500_cfx_div,\ 133 e5500_cfx_div*15") 134 135(define_insn_reservation "e5500_divide_d" 26 136 (and (eq_attr "type" "div") 137 (eq_attr "size" "64") 138 (eq_attr "cpu" "ppce5500")) 139 "e5500_decode,e5500_cfx_stage0+e5500_cfx_div,\ 140 e5500_cfx_div*25") 141 142;; LSU - Loads. 143(define_insn_reservation "e5500_load" 3 144 (and (eq_attr "type" "load,load_l,sync") 145 (eq_attr "cpu" "ppce5500")) 146 "e5500_decode,e5500_lsu") 147 148(define_insn_reservation "e5500_fpload" 4 149 (and (eq_attr "type" "fpload") 150 (eq_attr "cpu" "ppce5500")) 151 "e5500_decode,e5500_lsu") 152 153;; LSU - Stores. 154(define_insn_reservation "e5500_store" 3 155 (and (eq_attr "type" "store,store_c") 156 (eq_attr "cpu" "ppce5500")) 157 "e5500_decode,e5500_lsu") 158 159(define_insn_reservation "e5500_fpstore" 3 160 (and (eq_attr "type" "fpstore") 161 (eq_attr "cpu" "ppce5500")) 162 "e5500_decode,e5500_lsu") 163 164;; FP. 165(define_insn_reservation "e5500_float" 7 166 (and (eq_attr "type" "fpsimple,fp,fpcompare,dmul") 167 (eq_attr "cpu" "ppce5500")) 168 "e5500_decode,e5500_fpu") 169 170(define_insn_reservation "e5500_sdiv" 20 171 (and (eq_attr "type" "sdiv") 172 (eq_attr "cpu" "ppce5500")) 173 "e5500_decode,e5500_fpu*20") 174 175(define_insn_reservation "e5500_ddiv" 35 176 (and (eq_attr "type" "ddiv") 177 (eq_attr "cpu" "ppce5500")) 178 "e5500_decode,e5500_fpu*35") 179 180;; BU. 181(define_insn_reservation "e5500_branch" 1 182 (and (eq_attr "type" "jmpreg,branch,isync") 183 (eq_attr "cpu" "ppce5500")) 184 "e5500_decode,e5500_bu") 185 186;; BU - CR logical. 187(define_insn_reservation "e5500_cr_logical" 1 188 (and (eq_attr "type" "cr_logical") 189 (eq_attr "cpu" "ppce5500")) 190 "e5500_decode,e5500_bu") 191