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cc7232b9 | 1 | ;; Instruction scheduling information for C-SKY CK802 processors. |
a5544970 | 2 | ;; Copyright (C) 2018-2019 Free Software Foundation, Inc. |
cc7232b9 J |
3 | ;; Contributed by C-SKY Microsystems and Mentor Graphics. |
4 | ;; | |
5 | ;; This file is part of GCC. | |
6 | ;; | |
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 by | |
9 | ;; the Free Software Foundation; either version 3, or (at your option) | |
10 | ;; any later version. | |
11 | ;; | |
12 | ;; GCC is distributed in the hope that it will be useful, but | |
13 | ;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
15 | ;; General Public License for more details. | |
16 | ;; | |
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/>. */ | |
20 | ||
21 | (define_automaton "csky_ck802") | |
22 | ||
23 | (define_cpu_unit "csky_ck802_ex" "csky_ck802") | |
24 | (define_cpu_unit "csky_ck802_wb" "csky_ck802") | |
25 | ||
26 | (define_insn_reservation "ck802_alu" 2 | |
27 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
28 | (eq_attr "type" "alu")) | |
29 | "csky_ck802_ex, csky_ck802_wb") | |
30 | ||
31 | (define_insn_reservation "ck802_branch" 2 | |
32 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
33 | (eq_attr "type" "branch, branch_jmp")) | |
34 | "csky_ck802_ex, csky_ck802_wb") | |
35 | ||
36 | (define_insn_reservation "ck802_cmp" 2 | |
37 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
38 | (eq_attr "type" "cmp")) | |
39 | "csky_ck802_ex, csky_ck802_wb") | |
40 | ||
41 | (define_insn_reservation "ck802_cbranch" 2 | |
42 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
43 | (eq_attr "type" "cbranch")) | |
44 | "csky_ck802_ex, csky_ck802_wb") | |
45 | ||
46 | (define_insn_reservation "ck802_call" 2 | |
47 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
48 | (eq_attr "type" "call, call_jsr")) | |
49 | "csky_ck802_ex, csky_ck802_wb") | |
50 | ||
51 | (define_insn_reservation "ck802_load" 2 | |
52 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
53 | (and (eq_attr "type" "load") | |
54 | (match_test "!csky_minipool_load_p (insn)"))) | |
55 | "csky_ck802_ex, csky_ck802_wb") | |
56 | ||
57 | (define_insn_reservation "ck802_pool" 2 | |
58 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
59 | (and (eq_attr "type" "load") | |
60 | (match_test "csky_minipool_load_p (insn)"))) | |
61 | "csky_ck802_ex, csky_ck802_wb") | |
62 | ||
63 | (define_insn_reservation "ck802_store" 2 | |
64 | (and (match_test "CSKY_TARGET_ARCH (CK802)") | |
65 | (eq_attr "type" "store")) | |
66 | "csky_ck802_ex, csky_ck802_wb") | |
67 | ||
68 | ;; Switching between constant pool loads and loads/stores in the data section | |
69 | ;; carries an extra penalty. | |
70 | (define_bypass 3 "ck802_load,ck802_store" "ck802_pool") | |
71 | (define_bypass 3 "ck802_pool" "ck802_load,ck802_store") | |
72 | ||
73 | (define_bypass 1 "*" "ck802_alu") | |
74 | ||
75 | (define_bypass 1 "*" "ck802_branch") | |
76 | ||
77 | (define_bypass 2 "ck802_cmp" "ck802_cbranch") |