1 ;; Pipeline description for Freescale PowerPC e5500 core.
2 ;; Copyright (C) 2012-2015 Free Software Foundation, Inc.
3 ;; Contributed by Edmar Wienskoski (edmar@freescale.com)
5 ;; This file is part of GCC.
7 ;; GCC is free software; you can redistribute it and/or modify it
8 ;; under the terms of the GNU General Public License as published
9 ;; by the Free Software Foundation; either version 3, or (at your
10 ;; option) any later version.
12 ;; GCC is distributed in the hope that it will be useful, but WITHOUT
13 ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
14 ;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
15 ;; License for more details.
17 ;; You should have received a copy of the GNU General Public License
18 ;; along with GCC; see the file COPYING3. If not see
19 ;; <http://www.gnu.org/licenses/>.
21 ;; e5500 64-bit SFX(2), CFX, LSU, FPU, BU
22 ;; Max issue 3 insns/clock cycle (includes 1 branch)
24 (define_automaton "e5500_most,e5500_long")
25 (define_cpu_unit "e5500_decode_0,e5500_decode_1" "e5500_most")
28 (define_cpu_unit "e5500_sfx_0,e5500_sfx_1" "e5500_most")
31 (define_cpu_unit "e5500_cfx_stage0,e5500_cfx_stage1" "e5500_most")
33 ;; Non-pipelined division.
34 (define_cpu_unit "e5500_cfx_div" "e5500_long")
37 (define_cpu_unit "e5500_lsu" "e5500_most")
40 (define_cpu_unit "e5500_fpu" "e5500_long")
43 (define_cpu_unit "e5500_bu" "e5500_most")
45 ;; The following units are used to make the automata deterministic.
46 (define_cpu_unit "present_e5500_decode_0" "e5500_most")
47 (define_cpu_unit "present_e5500_sfx_0" "e5500_most")
48 (presence_set "present_e5500_decode_0" "e5500_decode_0")
49 (presence_set "present_e5500_sfx_0" "e5500_sfx_0")
51 ;; Some useful abbreviations.
52 (define_reservation "e5500_decode"
53 "e5500_decode_0|e5500_decode_1+present_e5500_decode_0")
54 (define_reservation "e5500_sfx"
55 "e5500_sfx_0|e5500_sfx_1+present_e5500_sfx_0")
58 (define_insn_reservation "e5500_sfx" 1
59 (and (ior (eq_attr "type" "integer,insert,cntlz")
60 (and (eq_attr "type" "add,logical,exts")
62 (and (eq_attr "type" "shift")
63 (eq_attr "var_shift" "no")))
64 (eq_attr "cpu" "ppce5500"))
65 "e5500_decode,e5500_sfx")
67 (define_insn_reservation "e5500_sfx2" 2
68 (and (ior (eq_attr "type" "cmp,trap")
69 (and (eq_attr "type" "add,logical,exts")
70 (eq_attr "dot" "yes"))
71 (and (eq_attr "type" "shift")
73 (eq_attr "var_shift" "no")))
74 (eq_attr "cpu" "ppce5500"))
75 "e5500_decode,e5500_sfx")
77 (define_insn_reservation "e5500_delayed" 2
78 (and (eq_attr "type" "shift")
79 (eq_attr "var_shift" "yes")
80 (eq_attr "cpu" "ppce5500"))
81 "e5500_decode,e5500_sfx*2")
83 (define_insn_reservation "e5500_two" 2
84 (and (eq_attr "type" "two")
85 (eq_attr "cpu" "ppce5500"))
86 "e5500_decode,e5500_decode+e5500_sfx,e5500_sfx")
88 (define_insn_reservation "e5500_three" 3
89 (and (eq_attr "type" "three")
90 (eq_attr "cpu" "ppce5500"))
91 "e5500_decode,(e5500_decode+e5500_sfx)*2,e5500_sfx")
94 (define_insn_reservation "e5500_mfcr" 4
95 (and (eq_attr "type" "mfcr")
96 (eq_attr "cpu" "ppce5500"))
97 "e5500_decode,e5500_sfx_0*4")
100 (define_insn_reservation "e5500_mtcrf" 1
101 (and (eq_attr "type" "mtcr")
102 (eq_attr "cpu" "ppce5500"))
103 "e5500_decode,e5500_sfx_0")
106 (define_insn_reservation "e5500_mtjmpr" 1
107 (and (eq_attr "type" "mtjmpr,mfjmpr")
108 (eq_attr "cpu" "ppce5500"))
109 "e5500_decode,e5500_sfx")
112 (define_insn_reservation "e5500_multiply" 4
113 (and (eq_attr "type" "mul")
115 (eq_attr "size" "32")
116 (eq_attr "cpu" "ppce5500"))
117 "e5500_decode,e5500_cfx_stage0,e5500_cfx_stage1")
119 (define_insn_reservation "e5500_multiply_i" 5
120 (and (eq_attr "type" "mul")
121 (ior (eq_attr "dot" "yes")
122 (eq_attr "size" "8,16"))
123 (eq_attr "cpu" "ppce5500"))
124 "e5500_decode,e5500_cfx_stage0,\
125 e5500_cfx_stage0+e5500_cfx_stage1,e5500_cfx_stage1")
128 (define_insn_reservation "e5500_divide" 16
129 (and (eq_attr "type" "div")
130 (eq_attr "size" "32")
131 (eq_attr "cpu" "ppce5500"))
132 "e5500_decode,e5500_cfx_stage0+e5500_cfx_div,\
135 (define_insn_reservation "e5500_divide_d" 26
136 (and (eq_attr "type" "div")
137 (eq_attr "size" "64")
138 (eq_attr "cpu" "ppce5500"))
139 "e5500_decode,e5500_cfx_stage0+e5500_cfx_div,\
143 (define_insn_reservation "e5500_load" 3
144 (and (eq_attr "type" "load,load_l,sync")
145 (eq_attr "cpu" "ppce5500"))
146 "e5500_decode,e5500_lsu")
148 (define_insn_reservation "e5500_fpload" 4
149 (and (eq_attr "type" "fpload")
150 (eq_attr "cpu" "ppce5500"))
151 "e5500_decode,e5500_lsu")
154 (define_insn_reservation "e5500_store" 3
155 (and (eq_attr "type" "store,store_c")
156 (eq_attr "cpu" "ppce5500"))
157 "e5500_decode,e5500_lsu")
159 (define_insn_reservation "e5500_fpstore" 3
160 (and (eq_attr "type" "fpstore")
161 (eq_attr "cpu" "ppce5500"))
162 "e5500_decode,e5500_lsu")
165 (define_insn_reservation "e5500_float" 7
166 (and (eq_attr "type" "fpsimple,fp,fpcompare,dmul")
167 (eq_attr "cpu" "ppce5500"))
168 "e5500_decode,e5500_fpu")
170 (define_insn_reservation "e5500_sdiv" 20
171 (and (eq_attr "type" "sdiv")
172 (eq_attr "cpu" "ppce5500"))
173 "e5500_decode,e5500_fpu*20")
175 (define_insn_reservation "e5500_ddiv" 35
176 (and (eq_attr "type" "ddiv")
177 (eq_attr "cpu" "ppce5500"))
178 "e5500_decode,e5500_fpu*35")
181 (define_insn_reservation "e5500_branch" 1
182 (and (eq_attr "type" "jmpreg,branch,isync")
183 (eq_attr "cpu" "ppce5500"))
184 "e5500_decode,e5500_bu")
187 (define_insn_reservation "e5500_cr_logical" 1
188 (and (eq_attr "type" "cr_logical,delayed_cr")
189 (eq_attr "cpu" "ppce5500"))
190 "e5500_decode,e5500_bu")