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comparison gcc/config/csky/csky_pipeline_ck802.md @ 131:84e7813d76e9

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gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
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111:04ced10e8804 131:84e7813d76e9
1 ;; Instruction scheduling information for C-SKY CK802 processors.
2 ;; Copyright (C) 2018 Free Software Foundation, Inc.
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")