1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
|
;; R3000 and TX39 pipeline description.
;; Copyright (C) 2004-2018 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
;; <http://www.gnu.org/licenses/>.
;; 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")
|
