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comparison gcc/config/gcn/constraints.md @ 145:1830386684a0

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gcc-9.2.0
author anatofuz
date Thu, 13 Feb 2020 11:34:05 +0900
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131:84e7813d76e9 145:1830386684a0
1 ;; Constraint definitions for GCN.
2 ;; Copyright (C) 2016-2020 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
7 ;; it under the terms of the GNU General Public License as published by
8 ;; the Free Software Foundation; either version 3, or (at your option)
9 ;; any later version.
10 ;;
11 ;; GCC is distributed in the hope that it will be useful,
12 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
13 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 ;; GNU General Public 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_constraint "I"
21 "Inline integer constant"
22 (and (match_code "const_int")
23 (match_test "ival >= -16 && ival <= 64")))
24
25 (define_constraint "J"
26 "Signed integer 16-bit inline constant"
27 (and (match_code "const_int")
28 (match_test "((unsigned HOST_WIDE_INT) ival + 0x8000) < 0x10000")))
29
30 (define_constraint "Kf"
31 "Immeditate constant -1"
32 (and (match_code "const_int")
33 (match_test "ival == -1")))
34
35 (define_constraint "L"
36 "Unsigned integer 15-bit constant"
37 (and (match_code "const_int")
38 (match_test "((unsigned HOST_WIDE_INT) ival) < 0x8000")))
39
40 (define_constraint "A"
41 "Inline immediate parameter"
42 (and (match_code "const_int,const_double,const_vector")
43 (match_test "gcn_inline_constant_p (op)")))
44
45 (define_constraint "B"
46 "Immediate 32-bit parameter"
47 (and (match_code "const_int,const_double,const_vector")
48 (match_test "gcn_constant_p (op)")))
49
50 (define_constraint "C"
51 "Immediate 32-bit parameter zero-extended to 64-bits"
52 (and (match_code "const_int,const_double,const_vector")
53 (match_test "gcn_constant64_p (op)")))
54
55 (define_constraint "DA"
56 "Immediate 64-bit parameter, low and high part match 'A'"
57 (and (match_code "const_int,const_double,const_vector")
58 (match_test "gcn_inline_constant64_p (op, 0)")))
59
60 (define_constraint "Db"
61 "Immediate 64-bit parameter, low part matches 'B', high part matches 'A'"
62 (and (match_code "const_int,const_double,const_vector")
63 (match_test "gcn_inline_constant64_p (op, 1)")))
64
65 (define_constraint "DB"
66 "Immediate 64-bit parameter, low and high part match 'B'"
67 (match_code "const_int,const_double,const_vector"))
68
69 (define_constraint "U"
70 "unspecified value"
71 (match_code "unspec"))
72
73 (define_constraint "Y"
74 "Symbol or label for relative calls"
75 (match_code "symbol_ref,label_ref"))
76
77 (define_register_constraint "v" "VGPR_REGS"
78 "VGPR registers")
79
80 (define_register_constraint "Sg" "SGPR_REGS"
81 "SGPR registers")
82
83 (define_register_constraint "SD" "SGPR_DST_REGS"
84 "registers useable as a destination of scalar operation")
85
86 (define_register_constraint "SS" "SGPR_SRC_REGS"
87 "registers useable as a source of scalar operation")
88
89 (define_register_constraint "Sm" "SGPR_MEM_SRC_REGS"
90 "registers useable as a source of scalar memory operation")
91
92 (define_register_constraint "Sv" "SGPR_VOP_SRC_REGS"
93 "registers useable as a source of VOP3A instruction")
94
95 (define_register_constraint "ca" "ALL_CONDITIONAL_REGS"
96 "SCC VCCZ or EXECZ")
97
98 (define_register_constraint "cs" "SCC_CONDITIONAL_REG"
99 "SCC")
100
101 (define_register_constraint "cV" "VCC_CONDITIONAL_REG"
102 "VCC")
103
104 (define_register_constraint "e" "EXEC_MASK_REG"
105 "EXEC")
106
107 (define_special_memory_constraint "RB"
108 "Buffer memory address to scratch memory."
109 (and (match_code "mem")
110 (match_test "AS_SCRATCH_P (MEM_ADDR_SPACE (op))")))
111
112 (define_special_memory_constraint "RF"
113 "Buffer memory address to flat memory."
114 (and (match_code "mem")
115 (match_test "AS_FLAT_P (MEM_ADDR_SPACE (op))
116 && gcn_flat_address_p (XEXP (op, 0), mode)")))
117
118 (define_special_memory_constraint "RS"
119 "Buffer memory address to scalar flat memory."
120 (and (match_code "mem")
121 (match_test "AS_SCALAR_FLAT_P (MEM_ADDR_SPACE (op))
122 && gcn_scalar_flat_mem_p (op)")))
123
124 (define_special_memory_constraint "RL"
125 "Buffer memory address to LDS memory."
126 (and (match_code "mem")
127 (match_test "AS_LDS_P (MEM_ADDR_SPACE (op))")))
128
129 (define_special_memory_constraint "RG"
130 "Buffer memory address to GDS memory."
131 (and (match_code "mem")
132 (match_test "AS_GDS_P (MEM_ADDR_SPACE (op))")))
133
134 (define_special_memory_constraint "RD"
135 "Buffer memory address to GDS or LDS memory."
136 (and (match_code "mem")
137 (ior (match_test "AS_GDS_P (MEM_ADDR_SPACE (op))")
138 (match_test "AS_LDS_P (MEM_ADDR_SPACE (op))"))))
139
140 (define_special_memory_constraint "RM"
141 "Memory address to global (main) memory."
142 (and (match_code "mem")
143 (match_test "AS_GLOBAL_P (MEM_ADDR_SPACE (op))
144 && gcn_global_address_p (XEXP (op, 0))")))