|
0
|
1 ;; Generic DFA-based pipeline description for MIPS targets
|
|
|
2 ;; Copyright (C) 2004, 2005, 2007 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
|
|
|
21 ;; This file is derived from the old define_function_unit description.
|
|
|
22 ;; Each reservation can be overridden on a processor-by-processor basis.
|
|
|
23
|
|
|
24 (define_insn_reservation "generic_alu" 1
|
|
|
25 (eq_attr "type" "unknown,prefetch,prefetchx,condmove,const,arith,
|
|
|
26 shift,slt,clz,trap,multi,nop,logical,signext,move")
|
|
|
27 "alu")
|
|
|
28
|
|
|
29 (define_insn_reservation "generic_load" 3
|
|
|
30 (eq_attr "type" "load,fpload,fpidxload")
|
|
|
31 "alu")
|
|
|
32
|
|
|
33 (define_insn_reservation "generic_store" 1
|
|
|
34 (eq_attr "type" "store,fpstore,fpidxstore")
|
|
|
35 "alu")
|
|
|
36
|
|
|
37 (define_insn_reservation "generic_xfer" 2
|
|
|
38 (eq_attr "type" "mfc,mtc")
|
|
|
39 "alu")
|
|
|
40
|
|
|
41 (define_insn_reservation "generic_branch" 1
|
|
|
42 (eq_attr "type" "branch,jump,call")
|
|
|
43 "alu")
|
|
|
44
|
|
|
45 (define_insn_reservation "generic_hilo" 1
|
|
|
46 (eq_attr "type" "mfhilo,mthilo")
|
|
|
47 "imuldiv*3")
|
|
|
48
|
|
|
49 (define_insn_reservation "generic_imul" 17
|
|
|
50 (eq_attr "type" "imul,imul3,imadd")
|
|
|
51 "imuldiv*17")
|
|
|
52
|
|
|
53 (define_insn_reservation "generic_idiv" 38
|
|
|
54 (eq_attr "type" "idiv")
|
|
|
55 "imuldiv*38")
|
|
|
56
|
|
|
57 (define_insn_reservation "generic_fcvt" 1
|
|
|
58 (eq_attr "type" "fcvt")
|
|
|
59 "alu")
|
|
|
60
|
|
|
61 (define_insn_reservation "generic_fmove" 2
|
|
|
62 (eq_attr "type" "fabs,fneg,fmove")
|
|
|
63 "alu")
|
|
|
64
|
|
|
65 (define_insn_reservation "generic_fcmp" 3
|
|
|
66 (eq_attr "type" "fcmp")
|
|
|
67 "alu")
|
|
|
68
|
|
|
69 (define_insn_reservation "generic_fadd" 4
|
|
|
70 (eq_attr "type" "fadd")
|
|
|
71 "alu")
|
|
|
72
|
|
|
73 (define_insn_reservation "generic_fmul_single" 7
|
|
|
74 (and (eq_attr "type" "fmul,fmadd")
|
|
|
75 (eq_attr "mode" "SF"))
|
|
|
76 "alu")
|
|
|
77
|
|
|
78 (define_insn_reservation "generic_fmul_double" 8
|
|
|
79 (and (eq_attr "type" "fmul,fmadd")
|
|
|
80 (eq_attr "mode" "DF"))
|
|
|
81 "alu")
|
|
|
82
|
|
|
83 (define_insn_reservation "generic_fdiv_single" 23
|
|
|
84 (and (eq_attr "type" "fdiv,frdiv")
|
|
|
85 (eq_attr "mode" "SF"))
|
|
|
86 "alu")
|
|
|
87
|
|
|
88 (define_insn_reservation "generic_fdiv_double" 36
|
|
|
89 (and (eq_attr "type" "fdiv,frdiv")
|
|
|
90 (eq_attr "mode" "DF"))
|
|
|
91 "alu")
|
|
|
92
|
|
|
93 (define_insn_reservation "generic_fsqrt_single" 54
|
|
|
94 (and (eq_attr "type" "fsqrt,frsqrt")
|
|
|
95 (eq_attr "mode" "SF"))
|
|
|
96 "alu")
|
|
|
97
|
|
|
98 (define_insn_reservation "generic_fsqrt_double" 112
|
|
|
99 (and (eq_attr "type" "fsqrt,frsqrt")
|
|
|
100 (eq_attr "mode" "DF"))
|
|
|
101 "alu")
|
|
|
102
|
|
|
103 (define_insn_reservation "generic_frecip_fsqrt_step" 5
|
|
|
104 (eq_attr "type" "frdiv1,frdiv2,frsqrt1,frsqrt2")
|
|
|
105 "alu")
|
