| 1 |
12 |
jlechner |
;; R3000 and TX39 pipeline description.
|
| 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 overrides parts of generic.md. It is derived from the
|
| 23 |
|
|
;; old define_function_unit description.
|
| 24 |
|
|
|
| 25 |
|
|
(define_insn_reservation "r3k_load" 2
|
| 26 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 27 |
|
|
(eq_attr "type" "load,fpload,fpidxload"))
|
| 28 |
|
|
"alu")
|
| 29 |
|
|
|
| 30 |
|
|
(define_insn_reservation "r3k_imul" 12
|
| 31 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 32 |
|
|
(eq_attr "type" "imul,imul3,imadd"))
|
| 33 |
|
|
"imuldiv*12")
|
| 34 |
|
|
|
| 35 |
|
|
(define_insn_reservation "r3k_idiv" 35
|
| 36 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 37 |
|
|
(eq_attr "type" "idiv"))
|
| 38 |
|
|
"imuldiv*35")
|
| 39 |
|
|
|
| 40 |
|
|
(define_insn_reservation "r3k_fmove" 1
|
| 41 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 42 |
|
|
(eq_attr "type" "fabs,fneg,fmove"))
|
| 43 |
|
|
"alu")
|
| 44 |
|
|
|
| 45 |
|
|
(define_insn_reservation "r3k_fadd" 2
|
| 46 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 47 |
|
|
(eq_attr "type" "fcmp,fadd"))
|
| 48 |
|
|
"alu")
|
| 49 |
|
|
|
| 50 |
|
|
(define_insn_reservation "r3k_fmul_single" 4
|
| 51 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 52 |
|
|
(and (eq_attr "type" "fmul,fmadd")
|
| 53 |
|
|
(eq_attr "mode" "SF")))
|
| 54 |
|
|
"alu")
|
| 55 |
|
|
|
| 56 |
|
|
(define_insn_reservation "r3k_fmul_double" 5
|
| 57 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 58 |
|
|
(and (eq_attr "type" "fmul,fmadd")
|
| 59 |
|
|
(eq_attr "mode" "DF")))
|
| 60 |
|
|
"alu")
|
| 61 |
|
|
|
| 62 |
|
|
(define_insn_reservation "r3k_fdiv_single" 12
|
| 63 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 64 |
|
|
(and (eq_attr "type" "fdiv,frdiv")
|
| 65 |
|
|
(eq_attr "mode" "SF")))
|
| 66 |
|
|
"alu")
|
| 67 |
|
|
|
| 68 |
|
|
(define_insn_reservation "r3k_fdiv_double" 19
|
| 69 |
|
|
(and (eq_attr "cpu" "r3000,r3900")
|
| 70 |
|
|
(and (eq_attr "type" "fdiv,frdiv")
|
| 71 |
|
|
(eq_attr "mode" "DF")))
|
| 72 |
|
|
"alu")
|
