xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/rs6000/rs64.md (revision 48fb7bfab72acd4281a53bbee5ccf3f809019e75)
1;; Scheduling description for IBM RS64 processors.
2;;   Copyright (C) 2003, 2004, 2007, 2009 Free Software Foundation, Inc.
3;;
4;; This file is part of GCC.
5
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.
10
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.
15
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/>.
19
20(define_automaton "rs64,rs64fp")
21(define_cpu_unit "iu_rs64" "rs64")
22(define_cpu_unit "mciu_rs64" "rs64")
23(define_cpu_unit "fpu_rs64" "rs64fp")
24(define_cpu_unit "lsu_rs64,bpu_rs64" "rs64")
25
26;; RS64a 64-bit IU, LSU, FPU, BPU
27
28(define_insn_reservation "rs64a-load" 2
29  (and (eq_attr "type" "load,load_ext,load_ext_u,load_ext_ux,load_ux,load_u")
30       (eq_attr "cpu" "rs64a"))
31  "lsu_rs64")
32
33(define_insn_reservation "rs64a-store" 2
34  (and (eq_attr "type" "store,store_ux,store_u,fpstore,fpstore_ux,fpstore_u")
35       (eq_attr "cpu" "rs64a"))
36  "lsu_rs64")
37
38(define_insn_reservation "rs64a-fpload" 3
39  (and (eq_attr "type" "fpload,fpload_ux,fpload_u")
40       (eq_attr "cpu" "rs64a"))
41  "lsu_rs64")
42
43(define_insn_reservation "rs64a-llsc" 2
44  (and (eq_attr "type" "load_l,store_c")
45       (eq_attr "cpu" "rs64a"))
46  "lsu_rs64")
47
48(define_insn_reservation "rs64a-integer" 1
49  (and (eq_attr "type" "integer,insert_word,insert_dword,shift,trap,\
50                        var_shift_rotate,cntlz,exts,isel")
51       (eq_attr "cpu" "rs64a"))
52  "iu_rs64")
53
54(define_insn_reservation "rs64a-two" 1
55  (and (eq_attr "type" "two")
56       (eq_attr "cpu" "rs64a"))
57  "iu_rs64,iu_rs64")
58
59(define_insn_reservation "rs64a-three" 1
60  (and (eq_attr "type" "three")
61       (eq_attr "cpu" "rs64a"))
62  "iu_rs64,iu_rs64,iu_rs64")
63
64(define_insn_reservation "rs64a-imul" 20
65  (and (eq_attr "type" "imul,imul_compare")
66       (eq_attr "cpu" "rs64a"))
67  "mciu_rs64*13")
68
69(define_insn_reservation "rs64a-imul2" 12
70  (and (eq_attr "type" "imul2")
71       (eq_attr "cpu" "rs64a"))
72  "mciu_rs64*5")
73
74(define_insn_reservation "rs64a-imul3" 8
75  (and (eq_attr "type" "imul3")
76       (eq_attr "cpu" "rs64a"))
77  "mciu_rs64*2")
78
79(define_insn_reservation "rs64a-lmul" 34
80  (and (eq_attr "type" "lmul,lmul_compare")
81       (eq_attr "cpu" "rs64a"))
82  "mciu_rs64*34")
83
84(define_insn_reservation "rs64a-idiv" 66
85  (and (eq_attr "type" "idiv")
86       (eq_attr "cpu" "rs64a"))
87  "mciu_rs64*66")
88
89(define_insn_reservation "rs64a-ldiv" 66
90  (and (eq_attr "type" "ldiv")
91       (eq_attr "cpu" "rs64a"))
92  "mciu_rs64*66")
93
94(define_insn_reservation "rs64a-compare" 3
95  (and (eq_attr "type" "cmp,fast_compare,compare,\
96                delayed_compare,var_delayed_compare")
97       (eq_attr "cpu" "rs64a"))
98  "iu_rs64,nothing,bpu_rs64")
99
100(define_insn_reservation "rs64a-fpcompare" 5
101  (and (eq_attr "type" "fpcompare")
102       (eq_attr "cpu" "rs64a"))
103  "mciu_rs64,fpu_rs64,bpu_rs64")
104
105(define_insn_reservation "rs64a-fp" 4
106  (and (eq_attr "type" "fp,dmul")
107       (eq_attr "cpu" "rs64a"))
108  "mciu_rs64,fpu_rs64")
109
110(define_insn_reservation "rs64a-sdiv" 31
111  (and (eq_attr "type" "sdiv,ddiv")
112       (eq_attr "cpu" "rs64a"))
113  "mciu_rs64,fpu_rs64*31")
114
115(define_insn_reservation "rs64a-sqrt" 49
116  (and (eq_attr "type" "ssqrt,dsqrt")
117       (eq_attr "cpu" "rs64a"))
118  "mciu_rs64,fpu_rs64*49")
119
120(define_insn_reservation "rs64a-mfcr" 2
121  (and (eq_attr "type" "mfcr")
122       (eq_attr "cpu" "rs64a"))
123  "lsu_rs64")
124
125(define_insn_reservation "rs64a-mtcr" 3
126  (and (eq_attr "type" "mtcr")
127       (eq_attr "cpu" "rs64a"))
128  "lsu_rs64")
129
130(define_insn_reservation "rs64a-mtjmpr" 3
131  (and (eq_attr "type" "mtjmpr")
132       (eq_attr "cpu" "rs64a"))
133  "lsu_rs64")
134
135(define_insn_reservation "rs64a-mfjmpr" 2
136  (and (eq_attr "type" "mfjmpr")
137       (eq_attr "cpu" "rs64a"))
138  "lsu_rs64")
139
140(define_insn_reservation "rs64a-jmpreg" 1
141  (and (eq_attr "type" "jmpreg,branch,cr_logical,delayed_cr")
142       (eq_attr "cpu" "rs64a"))
143  "bpu_rs64")
144
145(define_insn_reservation "rs64a-isync" 6
146  (and (eq_attr "type" "isync")
147       (eq_attr "cpu" "rs64a"))
148  "bpu_rs64")
149
150(define_insn_reservation "rs64a-sync" 1
151  (and (eq_attr "type" "sync")
152       (eq_attr "cpu" "rs64a"))
153  "lsu_rs64")
154
155