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comparison gcc/config/csky/csky_pipeline_ck803.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 ;; Scheduler information for C-SKY CK803 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 "ck803")
22
23 (define_cpu_unit "ck803_ex1" "ck803")
24 (define_cpu_unit "ck803_exit" "ck803")
25
26 (define_insn_reservation "ck803_3cycle" 1
27 (and (match_test "CSKY_TARGET_ARCH (CK803)")
28 (eq_attr "type" "alu,cmp,branch,branch_jmp,call_jsr,call"))
29 "ck803_ex1+ck803_exit")
30
31 (define_insn_reservation "ck803_alu1" 1
32 (and (match_test "CSKY_TARGET_ARCH (CK803)")
33 (eq_attr "type" "addsub,alu_ix"))
34 "ck803_ex1+ck803_exit")
35
36 (define_insn_reservation "ck803_cbranch" 1
37 (and (match_test "CSKY_TARGET_ARCH (CK803)")
38 (eq_attr "type" "cbranch"))
39 "ck803_ex1+ck803_exit")
40
41 (define_insn_reservation "ck803_load" 1
42 (and (match_test "CSKY_TARGET_ARCH (CK803)")
43 (and (eq_attr "type" "load")
44 (match_test "!csky_minipool_load_p (insn)")))
45 "ck803_ex1+ck803_exit")
46
47 (define_insn_reservation "ck803_pool" 1
48 (and (match_test "CSKY_TARGET_ARCH (CK803)")
49 (and (eq_attr "type" "load")
50 (match_test "csky_minipool_load_p (insn)")))
51 "ck803_ex1+ck803_exit")
52
53 (define_insn_reservation "ck803_store" 1
54 (and (match_test "CSKY_TARGET_ARCH (CK803)")
55 (eq_attr "type" "store"))
56 "ck803_ex1+ck803_exit")
57
58 ;; Switching between constant pool loads and loads/stores in the data section
59 ;; carries an extra penalty.
60 (define_bypass 2 "ck803_load,ck803_store" "ck803_pool")
61 (define_bypass 2 "ck803_pool" "ck803_load,ck803_store")
62
63 (define_bypass 2 "ck803_3cycle,ck803_cbranch,ck803_load,ck803_store,ck803_pool"
64 "ck803_cbranch")