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;; R3000 and TX39 pipeline description.

;;   Copyright (C) 2004, 2005, 2007 Free Software Foundation, Inc.

;;

;; This file is part of GCC.

;; GCC is free software; you can redistribute it and/or modify it

;; under the terms of the GNU General Public License as published

;; by the Free Software Foundation; either version 3, or (at your

;; option) any later version.

;; GCC is distributed in the hope that it will be useful, but WITHOUT

;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY

;; or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public

;; License for more details.

;; You should have received a copy of the GNU General Public License

;; along with GCC; see the file COPYING3.  If not see

;; .

;; This file overrides parts of generic.md.  It is derived from the

;; old define_function_unit description.

(define_insn_reservation "r3k_load" 2

  (and (eq_attr "cpu" "r3000,r3900")

       (eq_attr "type" "load,fpload,fpidxload"))

  "alu")

(define_insn_reservation "r3k_imul" 12

  (and (eq_attr "cpu" "r3000,r3900")

       (eq_attr "type" "imul,imul3,imadd"))

  "imuldiv*12")

(define_insn_reservation "r3k_idiv" 35

  (and (eq_attr "cpu" "r3000,r3900")

       (eq_attr "type" "idiv"))

  "imuldiv*35")

(define_insn_reservation "r3k_fmove" 1

  (and (eq_attr "cpu" "r3000,r3900")

       (eq_attr "type" "fabs,fneg,fmove"))

  "alu")

(define_insn_reservation "r3k_fadd" 2

  (and (eq_attr "cpu" "r3000,r3900")

       (eq_attr "type" "fcmp,fadd"))

  "alu")

(define_insn_reservation "r3k_fmul_single" 4

  (and (eq_attr "cpu" "r3000,r3900")

       (and (eq_attr "type" "fmul,fmadd")

            (eq_attr "mode" "SF")))

  "alu")

(define_insn_reservation "r3k_fmul_double" 5

  (and (eq_attr "cpu" "r3000,r3900")

       (and (eq_attr "type" "fmul,fmadd")

            (eq_attr "mode" "DF")))

  "alu")

(define_insn_reservation "r3k_fdiv_single" 12

  (and (eq_attr "cpu" "r3000,r3900")

       (and (eq_attr "type" "fdiv,frdiv")

            (eq_attr "mode" "SF")))

  "alu")

(define_insn_reservation "r3k_fdiv_double" 19

  (and (eq_attr "cpu" "r3000,r3900")

       (and (eq_attr "type" "fdiv,frdiv")

            (eq_attr "mode" "DF")))

  "alu")