1 ;; VR4300 pipeline description.
2 ;; Copyright (C) 2004-2025 Free Software Foundation, Inc.
4 ;; This file is part of GCC.
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.
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.
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/>.
21 ;; This file overrides parts of generic.md. It is derived from the
22 ;; old define_function_unit description.
24 (define_insn_reservation "r4300_load" 2
25 (and (eq_attr "cpu" "r4300")
26 (eq_attr "type" "load,fpload,fpidxload,mfc,mtc"))
29 (define_insn_reservation "r4300_imul_si" 5
30 (and (eq_attr "cpu" "r4300")
31 (and (eq_attr "type" "imul,imul3,imadd")
32 (eq_attr "mode" "SI")))
35 (define_insn_reservation "r4300_imul_di" 8
36 (and (eq_attr "cpu" "r4300")
37 (and (eq_attr "type" "imul,imul3,imadd")
38 (eq_attr "mode" "DI")))
41 (define_insn_reservation "r4300_idiv_si" 37
42 (and (eq_attr "cpu" "r4300")
43 (and (eq_attr "type" "idiv")
44 (eq_attr "mode" "SI")))
47 (define_insn_reservation "r4300_idiv_di" 69
48 (and (eq_attr "cpu" "r4300")
49 (and (eq_attr "type" "idiv")
50 (eq_attr "mode" "DI")))
53 (define_insn_reservation "r4300_fmove" 1
54 (and (eq_attr "cpu" "r4300")
55 (eq_attr "type" "fcmp,fabs,fneg,fmove"))
58 (define_insn_reservation "r4300_fadd" 3
59 (and (eq_attr "cpu" "r4300")
60 (eq_attr "type" "fadd"))
63 (define_insn_reservation "r4300_fmul_single" 5
64 (and (eq_attr "cpu" "r4300")
65 (and (eq_attr "type" "fmul,fmadd")
66 (eq_attr "mode" "SF")))
69 (define_insn_reservation "r4300_fmul_double" 8
70 (and (eq_attr "cpu" "r4300")
71 (and (eq_attr "type" "fmul,fmadd")
72 (eq_attr "mode" "DF")))
75 (define_insn_reservation "r4300_fdiv_single" 29
76 (and (eq_attr "cpu" "r4300")
77 (and (eq_attr "type" "fdiv,frdiv,fsqrt,frsqrt")
78 (eq_attr "mode" "SF")))
81 (define_insn_reservation "r4300_fdiv_double" 58
82 (and (eq_attr "cpu" "r4300")
83 (and (eq_attr "type" "fdiv,frdiv,fsqrt,frsqrt")
84 (eq_attr "mode" "DF")))