1 ;; Scheduling description for IBM Power2 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 it
7 ;; under the terms of the GNU General Public License as published
8 ;; by the Free Software Foundation; either version 2, 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 COPYING. If not, write to the
18 ;; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
19 ;; MA 02110-1301, USA.
21 (define_automaton "rios2,rios2fp")
22 (define_cpu_unit "iu1_rios2,iu2_rios2" "rios2")
23 (define_cpu_unit "fpu1_rios2,fpu2_rios2" "rios2fp")
24 (define_cpu_unit "bpu_rios2" "rios2")
26 ;; RIOS2 32-bit 2xIU, 2xFPU, BPU
27 ;; IU1 can perform all integer operations
28 ;; IU2 can perform all integer operations except imul and idiv
30 (define_insn_reservation "rios2-load" 2
31 (and (eq_attr "type" "load,load_ext,load_ext_u,load_ext_ux,\
32 load_ux,load_u,fpload,fpload_ux,fpload_u,\
34 (eq_attr "cpu" "rios2"))
35 "iu1_rios2|iu2_rios2")
37 (define_insn_reservation "rios2-store" 2
38 (and (eq_attr "type" "store,store_ux,store_u,fpstore,fpstore_ux,fpstore_u")
39 (eq_attr "cpu" "rios2"))
40 "iu1_rios2|iu2_rios2")
42 (define_insn_reservation "rios2-integer" 1
43 (and (eq_attr "type" "integer,insert_word,insert_dword,shift,trap,\
44 var_shift_rotate,cntlz,exts")
45 (eq_attr "cpu" "rios2"))
46 "iu1_rios2|iu2_rios2")
48 (define_insn_reservation "rios2-two" 1
49 (and (eq_attr "type" "two")
50 (eq_attr "cpu" "rios2"))
51 "iu1_rios2|iu2_rios2,iu1_rios2|iu2_rios2")
53 (define_insn_reservation "rios2-three" 1
54 (and (eq_attr "type" "three")
55 (eq_attr "cpu" "rios2"))
56 "iu1_rios2|iu2_rios2,iu1_rios2|iu2_rios2,iu1_rios2|iu2_rios2")
58 (define_insn_reservation "rios2-imul" 2
59 (and (eq_attr "type" "imul,imul2,imul3,imul_compare")
60 (eq_attr "cpu" "rios2"))
63 (define_insn_reservation "rios2-idiv" 13
64 (and (eq_attr "type" "idiv")
65 (eq_attr "cpu" "rios2"))
68 ; compare executes on integer unit, but feeds insns which
69 ; execute on the branch unit.
70 (define_insn_reservation "rios2-compare" 3
71 (and (eq_attr "type" "cmp,fast_compare,compare,delayed_compare,\
73 (eq_attr "cpu" "rios2"))
74 "(iu1_rios2|iu2_rios2),nothing,bpu_rios2")
76 (define_insn_reservation "rios2-fp" 2
77 (and (eq_attr "type" "fp")
78 (eq_attr "cpu" "rios2"))
79 "fpu1_rios2|fpu2_rios2")
81 (define_insn_reservation "rios2-fpcompare" 5
82 (and (eq_attr "type" "fpcompare")
83 (eq_attr "cpu" "rios2"))
84 "(fpu1_rios2|fpu2_rios2),nothing*3,bpu_rios2")
86 (define_insn_reservation "rios2-dmul" 2
87 (and (eq_attr "type" "dmul")
88 (eq_attr "cpu" "rios2"))
89 "fpu1_rios2|fpu2_rios2")
91 (define_insn_reservation "rios2-sdiv" 17
92 (and (eq_attr "type" "sdiv,ddiv")
93 (eq_attr "cpu" "rios2"))
94 "(fpu1_rios2*17)|(fpu2_rios2*17)")
96 (define_insn_reservation "rios2-ssqrt" 26
97 (and (eq_attr "type" "ssqrt,dsqrt")
98 (eq_attr "cpu" "rios2"))
99 "(fpu1_rios2*26)|(fpu2_rios2*26)")
101 (define_insn_reservation "rios2-mfcr" 2
102 (and (eq_attr "type" "mfcr")
103 (eq_attr "cpu" "rios2"))
104 "iu1_rios2,bpu_rios2")
106 (define_insn_reservation "rios2-mtcr" 3
107 (and (eq_attr "type" "mtcr")
108 (eq_attr "cpu" "rios2"))
109 "iu1_rios2,bpu_rios2")
111 (define_insn_reservation "rios2-crlogical" 3
112 (and (eq_attr "type" "cr_logical,delayed_cr")
113 (eq_attr "cpu" "rios2"))
116 (define_insn_reservation "rios2-mtjmpr" 5
117 (and (eq_attr "type" "mtjmpr")
118 (eq_attr "cpu" "rios2"))
119 "iu1_rios2,bpu_rios2")
121 (define_insn_reservation "rios2-mfjmpr" 2
122 (and (eq_attr "type" "mfjmpr")
123 (eq_attr "cpu" "rios2"))
124 "iu1_rios2,bpu_rios2")
126 (define_insn_reservation "rios2-branch" 1
127 (and (eq_attr "type" "jmpreg,branch,isync")
128 (eq_attr "cpu" "rios2"))