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comparison gcc/config/mips/3000.md @ 0:a06113de4d67

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first commit
author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 04ced10e8804
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-1:000000000000 0:a06113de4d67
1 ;; R3000 and TX39 pipeline description.
2 ;; Copyright (C) 2004, 2005, 2007 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 3, 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 COPYING3. If not see
18 ;; <http://www.gnu.org/licenses/>.
19
20
21 ;; This file overrides parts of generic.md. It is derived from the
22 ;; old define_function_unit description.
23
24 (define_insn_reservation "r3k_load" 2
25 (and (eq_attr "cpu" "r3000,r3900")
26 (eq_attr "type" "load,fpload,fpidxload"))
27 "alu")
28
29 (define_insn_reservation "r3k_imul" 12
30 (and (eq_attr "cpu" "r3000,r3900")
31 (eq_attr "type" "imul,imul3,imadd"))
32 "imuldiv*12")
33
34 (define_insn_reservation "r3k_idiv" 35
35 (and (eq_attr "cpu" "r3000,r3900")
36 (eq_attr "type" "idiv"))
37 "imuldiv*35")
38
39 (define_insn_reservation "r3k_fmove" 1
40 (and (eq_attr "cpu" "r3000,r3900")
41 (eq_attr "type" "fabs,fneg,fmove"))
42 "alu")
43
44 (define_insn_reservation "r3k_fadd" 2
45 (and (eq_attr "cpu" "r3000,r3900")
46 (eq_attr "type" "fcmp,fadd"))
47 "alu")
48
49 (define_insn_reservation "r3k_fmul_single" 4
50 (and (eq_attr "cpu" "r3000,r3900")
51 (and (eq_attr "type" "fmul,fmadd")
52 (eq_attr "mode" "SF")))
53 "alu")
54
55 (define_insn_reservation "r3k_fmul_double" 5
56 (and (eq_attr "cpu" "r3000,r3900")
57 (and (eq_attr "type" "fmul,fmadd")
58 (eq_attr "mode" "DF")))
59 "alu")
60
61 (define_insn_reservation "r3k_fdiv_single" 12
62 (and (eq_attr "cpu" "r3000,r3900")
63 (and (eq_attr "type" "fdiv,frdiv")
64 (eq_attr "mode" "SF")))
65 "alu")
66
67 (define_insn_reservation "r3k_fdiv_double" 19
68 (and (eq_attr "cpu" "r3000,r3900")
69 (and (eq_attr "type" "fdiv,frdiv")
70 (eq_attr "mode" "DF")))
71 "alu")