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jlechner |
;; Generic DFA-based pipeline description for MIPS targets
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;; Copyright (C) 2004, 2005 Free Software Foundation, Inc.
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;;
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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 it
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;; under the terms of the GNU General Public License as published
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;; by the Free Software Foundation; either version 2, or (at your
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;; option) any later version.
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;; GCC is distributed in the hope that it will be useful, but WITHOUT
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;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
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;; 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 COPYING. If not, write to the
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;; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
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;; MA 02110-1301, USA.
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;; This file is derived from the old define_function_unit description.
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;; Each reservation can be overridden on a processor-by-processor basis.
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(define_insn_reservation "generic_alu" 1
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(eq_attr "type" "unknown,prefetch,prefetchx,condmove,const,arith,
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shift,slt,clz,trap,multi,nop")
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"alu")
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(define_insn_reservation "generic_load" 3
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(eq_attr "type" "load,fpload,fpidxload")
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"alu")
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(define_insn_reservation "generic_store" 1
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(eq_attr "type" "store,fpstore,fpidxstore")
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"alu")
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(define_insn_reservation "generic_xfer" 2
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(eq_attr "type" "xfer")
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"alu")
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(define_insn_reservation "generic_branch" 1
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(eq_attr "type" "branch,jump,call")
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"alu")
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(define_insn_reservation "generic_hilo" 1
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(eq_attr "type" "mfhilo,mthilo")
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"imuldiv*3")
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(define_insn_reservation "generic_imul" 17
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(eq_attr "type" "imul,imul3,imadd")
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"imuldiv*17")
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(define_insn_reservation "generic_idiv" 38
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(eq_attr "type" "idiv")
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"imuldiv*38")
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(define_insn_reservation "generic_fcvt" 1
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(eq_attr "type" "fcvt")
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"alu")
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(define_insn_reservation "generic_fmove" 2
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(eq_attr "type" "fabs,fneg,fmove")
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"alu")
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(define_insn_reservation "generic_fcmp" 3
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(eq_attr "type" "fcmp")
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"alu")
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(define_insn_reservation "generic_fadd" 4
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(eq_attr "type" "fadd")
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"alu")
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(define_insn_reservation "generic_fmul_single" 7
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(and (eq_attr "type" "fmul,fmadd")
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(eq_attr "mode" "SF"))
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"alu")
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(define_insn_reservation "generic_fmul_double" 8
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(and (eq_attr "type" "fmul,fmadd")
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(eq_attr "mode" "DF"))
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"alu")
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(define_insn_reservation "generic_fdiv_single" 23
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(and (eq_attr "type" "fdiv,frdiv")
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(eq_attr "mode" "SF"))
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"alu")
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(define_insn_reservation "generic_fdiv_double" 36
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(and (eq_attr "type" "fdiv,frdiv")
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(eq_attr "mode" "DF"))
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"alu")
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(define_insn_reservation "generic_fsqrt_single" 54
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(and (eq_attr "type" "fsqrt,frsqrt")
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(eq_attr "mode" "SF"))
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"alu")
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(define_insn_reservation "generic_fsqrt_double" 112
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(and (eq_attr "type" "fsqrt,frsqrt")
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(eq_attr "mode" "DF"))
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"alu")
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(define_insn_reservation "generic_frecip_fsqrt_step" 5
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(eq_attr "type" "frdiv1,frdiv2,frsqrt1,frsqrt2")
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"alu")
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