generic.md revision 256281
1;; Generic DFA-based pipeline description for MIPS targets 2;; Copyright (C) 2004, 2005 Free Software Foundation, Inc. 3;; 4;; This file is part of GCC. 5 6;; GCC is free software; you can redistribute it and/or modify it 7;; under the terms of the GNU General Public License as published 8;; by the Free Software Foundation; either version 2, or (at your 9;; option) any later version. 10 11;; GCC is distributed in the hope that it will be useful, but WITHOUT 12;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 13;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 14;; License for more details. 15 16;; You should have received a copy of the GNU General Public License 17;; along with GCC; see the file COPYING. If not, write to the 18;; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, 19;; MA 02110-1301, USA. 20 21 22;; This file is derived from the old define_function_unit description. 23;; Each reservation can be overridden on a processor-by-processor basis. 24 25(define_insn_reservation "generic_alu" 1 26 (eq_attr "type" "unknown,prefetch,prefetchx,condmove,const,arith, 27 shift,slt,clz,trap,multi,nop") 28 "alu") 29 30(define_insn_reservation "generic_load" 3 31 (eq_attr "type" "load,fpload,fpidxload") 32 "alu") 33 34(define_insn_reservation "generic_store" 1 35 (eq_attr "type" "store,fpstore,fpidxstore") 36 "alu") 37 38(define_insn_reservation "generic_xfer" 2 39 (eq_attr "type" "xfer") 40 "alu") 41 42(define_insn_reservation "generic_branch" 1 43 (eq_attr "type" "branch,jump,call") 44 "alu") 45 46(define_insn_reservation "generic_hilo" 1 47 (eq_attr "type" "mfhilo,mthilo") 48 "imuldiv*3") 49 50(define_insn_reservation "generic_imul" 17 51 (eq_attr "type" "imul,imul3,imadd") 52 "imuldiv*17") 53 54(define_insn_reservation "generic_idiv" 38 55 (eq_attr "type" "idiv") 56 "imuldiv*38") 57 58(define_insn_reservation "generic_fcvt" 1 59 (eq_attr "type" "fcvt") 60 "alu") 61 62(define_insn_reservation "generic_fmove" 2 63 (eq_attr "type" "fabs,fneg,fmove") 64 "alu") 65 66(define_insn_reservation "generic_fcmp" 3 67 (eq_attr "type" "fcmp") 68 "alu") 69 70(define_insn_reservation "generic_fadd" 4 71 (eq_attr "type" "fadd") 72 "alu") 73 74(define_insn_reservation "generic_fmul_single" 7 75 (and (eq_attr "type" "fmul,fmadd") 76 (eq_attr "mode" "SF")) 77 "alu") 78 79(define_insn_reservation "generic_fmul_double" 8 80 (and (eq_attr "type" "fmul,fmadd") 81 (eq_attr "mode" "DF")) 82 "alu") 83 84(define_insn_reservation "generic_fdiv_single" 23 85 (and (eq_attr "type" "fdiv,frdiv") 86 (eq_attr "mode" "SF")) 87 "alu") 88 89(define_insn_reservation "generic_fdiv_double" 36 90 (and (eq_attr "type" "fdiv,frdiv") 91 (eq_attr "mode" "DF")) 92 "alu") 93 94(define_insn_reservation "generic_fsqrt_single" 54 95 (and (eq_attr "type" "fsqrt,frsqrt") 96 (eq_attr "mode" "SF")) 97 "alu") 98 99(define_insn_reservation "generic_fsqrt_double" 112 100 (and (eq_attr "type" "fsqrt,frsqrt") 101 (eq_attr "mode" "DF")) 102 "alu") 103 104(define_insn_reservation "generic_frecip_fsqrt_step" 5 105 (eq_attr "type" "frdiv1,frdiv2,frsqrt1,frsqrt2") 106 "alu") 107