1 ;; Scheduling description for IBM PowerPC 440 processor.
2 ;; Copyright (C) 2003-2018 Free Software Foundation, Inc.
4 ;; This file is part of GCC.
6 ;; GCC is free software; you can redistribute it and/or modify
7 ;; it under the terms of the GNU General Public License as published by
8 ;; the Free Software Foundation; either version 3, or (at your option)
11 ;; GCC is distributed in the hope that it will be useful,
12 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ;; GNU General Public 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/>.
20 ;; PPC440 Embedded PowerPC controller
22 ;; i_pipe - complex integer / compare / branch
23 ;; j_pipe - simple integer arithmetic
24 ;; l_pipe - load-store
25 ;; f_pipe - floating point arithmetic
27 (define_automaton "ppc440_core,ppc440_apu")
28 (define_cpu_unit "ppc440_i_pipe,ppc440_j_pipe,ppc440_l_pipe" "ppc440_core")
29 (define_cpu_unit "ppc440_f_pipe" "ppc440_apu")
30 (define_cpu_unit "ppc440_issue_0,ppc440_issue_1" "ppc440_core")
32 (define_reservation "ppc440_issue" "ppc440_issue_0|ppc440_issue_1")
35 (define_insn_reservation "ppc440-load" 3
36 (and (eq_attr "type" "load,load_l,store_c,sync")
37 (eq_attr "cpu" "ppc440"))
38 "ppc440_issue,ppc440_l_pipe")
40 (define_insn_reservation "ppc440-store" 3
41 (and (eq_attr "type" "store")
42 (eq_attr "cpu" "ppc440"))
43 "ppc440_issue,ppc440_l_pipe")
45 (define_insn_reservation "ppc440-fpload" 4
46 (and (eq_attr "type" "fpload")
47 (eq_attr "cpu" "ppc440"))
48 "ppc440_issue,ppc440_l_pipe")
50 (define_insn_reservation "ppc440-fpstore" 3
51 (and (eq_attr "type" "fpstore")
52 (eq_attr "cpu" "ppc440"))
53 "ppc440_issue,ppc440_l_pipe")
55 (define_insn_reservation "ppc440-integer" 1
56 (and (ior (eq_attr "type" "integer,insert,trap,cntlz,isel")
57 (and (eq_attr "type" "add,logical,shift,exts")
58 (eq_attr "dot" "no")))
59 (eq_attr "cpu" "ppc440"))
60 "ppc440_issue,ppc440_i_pipe|ppc440_j_pipe")
62 (define_insn_reservation "ppc440-two" 1
63 (and (eq_attr "type" "two")
64 (eq_attr "cpu" "ppc440"))
65 "ppc440_issue_0+ppc440_issue_1,\
66 ppc440_i_pipe|ppc440_j_pipe,ppc440_i_pipe|ppc440_j_pipe")
68 (define_insn_reservation "ppc440-three" 1
69 (and (eq_attr "type" "three")
70 (eq_attr "cpu" "ppc440"))
71 "ppc440_issue_0+ppc440_issue_1,ppc440_i_pipe|ppc440_j_pipe,\
72 ppc440_i_pipe|ppc440_j_pipe,ppc440_i_pipe|ppc440_j_pipe")
74 (define_insn_reservation "ppc440-imul" 3
75 (and (eq_attr "type" "mul")
77 (eq_attr "cpu" "ppc440"))
78 "ppc440_issue,ppc440_i_pipe")
80 (define_insn_reservation "ppc440-imul2" 2
81 (and (ior (eq_attr "type" "halfmul")
82 (and (eq_attr "type" "mul")
83 (eq_attr "size" "8,16")))
84 (eq_attr "cpu" "ppc440"))
85 "ppc440_issue,ppc440_i_pipe")
87 (define_insn_reservation "ppc440-idiv" 34
88 (and (eq_attr "type" "div")
89 (eq_attr "cpu" "ppc440"))
90 "ppc440_issue,ppc440_i_pipe*33")
92 (define_insn_reservation "ppc440-branch" 1
93 (and (eq_attr "type" "branch,jmpreg,isync")
94 (eq_attr "cpu" "ppc440"))
95 "ppc440_issue,ppc440_i_pipe")
97 (define_insn_reservation "ppc440-compare" 2
98 (and (ior (eq_attr "type" "cmp,cr_logical,mfcr")
99 (and (eq_attr "type" "add,logical,shift,exts")
100 (eq_attr "dot" "yes")))
101 (eq_attr "cpu" "ppc440"))
102 "ppc440_issue,ppc440_i_pipe")
104 (define_insn_reservation "ppc440-fpcompare" 3 ; 2
105 (and (eq_attr "type" "fpcompare")
106 (eq_attr "cpu" "ppc440"))
107 "ppc440_issue,ppc440_f_pipe+ppc440_i_pipe")
109 (define_insn_reservation "ppc440-fp" 5
110 (and (eq_attr "type" "fp,fpsimple,dmul")
111 (eq_attr "cpu" "ppc440"))
112 "ppc440_issue,ppc440_f_pipe")
114 (define_insn_reservation "ppc440-sdiv" 19
115 (and (eq_attr "type" "sdiv")
116 (eq_attr "cpu" "ppc440"))
117 "ppc440_issue,ppc440_f_pipe*15")
119 (define_insn_reservation "ppc440-ddiv" 33
120 (and (eq_attr "type" "ddiv")
121 (eq_attr "cpu" "ppc440"))
122 "ppc440_issue,ppc440_f_pipe*29")
124 (define_insn_reservation "ppc440-mtcr" 3
125 (and (eq_attr "type" "mtcr")
126 (eq_attr "cpu" "ppc440"))
127 "ppc440_issue,ppc440_i_pipe")
129 (define_insn_reservation "ppc440-mtjmpr" 4
130 (and (eq_attr "type" "mtjmpr")
131 (eq_attr "cpu" "ppc440"))
132 "ppc440_issue,ppc440_i_pipe")
134 (define_insn_reservation "ppc440-mfjmpr" 2
135 (and (eq_attr "type" "mfjmpr")
136 (eq_attr "cpu" "ppc440"))
137 "ppc440_issue,ppc440_i_pipe")