1 ;; Scheduling description for IBM PowerPC 440 processor.
2 ;; Copyright (C) 2003, 2004 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 2, 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 COPYING. If not, write to
18 ;; the Free Software Foundation, 51 Franklin Street, Fifth Floor,
19 ;; Boston, MA 02110-1301, USA.
21 ;; PPC440 Embedded PowerPC controller
23 ;; i_pipe - complex integer / compare / branch
24 ;; j_pipe - simple integer arithmetic
25 ;; l_pipe - load-store
26 ;; f_pipe - floating point arithmetic
28 (define_automaton "ppc440_core,ppc440_apu")
29 (define_cpu_unit "ppc440_i_pipe,ppc440_j_pipe,ppc440_l_pipe" "ppc440_core")
30 (define_cpu_unit "ppc440_f_pipe" "ppc440_apu")
31 (define_cpu_unit "ppc440_issue_0,ppc440_issue_1" "ppc440_core")
33 (define_reservation "ppc440_issue" "ppc440_issue_0|ppc440_issue_1")
36 (define_insn_reservation "ppc440-load" 3
37 (and (eq_attr "type" "load,load_ext,load_ext_u,load_ext_ux,load_ux,load_u,\
39 (eq_attr "cpu" "ppc440"))
40 "ppc440_issue,ppc440_l_pipe")
42 (define_insn_reservation "ppc440-store" 3
43 (and (eq_attr "type" "store,store_ux,store_u")
44 (eq_attr "cpu" "ppc440"))
45 "ppc440_issue,ppc440_l_pipe")
47 (define_insn_reservation "ppc440-fpload" 4
48 (and (eq_attr "type" "fpload,fpload_ux,fpload_u")
49 (eq_attr "cpu" "ppc440"))
50 "ppc440_issue,ppc440_l_pipe")
52 (define_insn_reservation "ppc440-fpstore" 3
53 (and (eq_attr "type" "fpstore,fpstore_ux,fpstore_u")
54 (eq_attr "cpu" "ppc440"))
55 "ppc440_issue,ppc440_l_pipe")
57 (define_insn_reservation "ppc440-integer" 1
58 (and (eq_attr "type" "integer,insert_word")
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" "imul,imul_compare")
76 (eq_attr "cpu" "ppc440"))
77 "ppc440_issue,ppc440_i_pipe")
79 (define_insn_reservation "ppc440-imul2" 2
80 (and (eq_attr "type" "imul2,imul3")
81 (eq_attr "cpu" "ppc440"))
82 "ppc440_issue,ppc440_i_pipe")
84 (define_insn_reservation "ppc440-idiv" 34
85 (and (eq_attr "type" "idiv")
86 (eq_attr "cpu" "ppc440"))
87 "ppc440_issue,ppc440_i_pipe*33")
89 (define_insn_reservation "ppc440-branch" 1
90 (and (eq_attr "type" "branch,jmpreg,isync")
91 (eq_attr "cpu" "ppc440"))
92 "ppc440_issue,ppc440_i_pipe")
94 (define_insn_reservation "ppc440-compare" 2
95 (and (eq_attr "type" "cmp,fast_compare,compare,cr_logical,delayed_cr,mfcr")
96 (eq_attr "cpu" "ppc440"))
97 "ppc440_issue,ppc440_i_pipe")
99 (define_insn_reservation "ppc440-fpcompare" 3 ; 2
100 (and (eq_attr "type" "fpcompare")
101 (eq_attr "cpu" "ppc440"))
102 "ppc440_issue,ppc440_f_pipe+ppc440_i_pipe")
104 (define_insn_reservation "ppc440-fp" 5
105 (and (eq_attr "type" "fp,dmul")
106 (eq_attr "cpu" "ppc440"))
107 "ppc440_issue,ppc440_f_pipe")
109 (define_insn_reservation "ppc440-sdiv" 19
110 (and (eq_attr "type" "sdiv")
111 (eq_attr "cpu" "ppc440"))
112 "ppc440_issue,ppc440_f_pipe*15")
114 (define_insn_reservation "ppc440-ddiv" 33
115 (and (eq_attr "type" "ddiv")
116 (eq_attr "cpu" "ppc440"))
117 "ppc440_issue,ppc440_f_pipe*29")
119 (define_insn_reservation "ppc440-mtcr" 3
120 (and (eq_attr "type" "mtcr")
121 (eq_attr "cpu" "ppc440"))
122 "ppc440_issue,ppc440_i_pipe")
124 (define_insn_reservation "ppc440-mtjmpr" 4
125 (and (eq_attr "type" "mtjmpr")
126 (eq_attr "cpu" "ppc440"))
127 "ppc440_issue,ppc440_i_pipe")
129 (define_insn_reservation "ppc440-mfjmpr" 2
130 (and (eq_attr "type" "mfjmpr")
131 (eq_attr "cpu" "ppc440"))
132 "ppc440_issue,ppc440_i_pipe")