]>
Commit | Line | Data |
---|---|---|
3d6275e3 | 1 | ;; Constraint definitions for GCN. |
8d9254fc | 2 | ;; Copyright (C) 2016-2020 Free Software Foundation, Inc. |
3d6275e3 AS |
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 | "Splittable inline immediate 64-bit parameter" | |
57 | (and (match_code "const_int,const_double,const_vector") | |
58 | (match_test "gcn_inline_constant64_p (op)"))) | |
59 | ||
60 | (define_constraint "DB" | |
61 | "Splittable immediate 64-bit parameter" | |
62 | (match_code "const_int,const_double,const_vector")) | |
63 | ||
64 | (define_constraint "U" | |
65 | "unspecified value" | |
66 | (match_code "unspec")) | |
67 | ||
68 | (define_constraint "Y" | |
69 | "Symbol or label for relative calls" | |
70 | (match_code "symbol_ref,label_ref")) | |
71 | ||
72 | (define_register_constraint "v" "VGPR_REGS" | |
73 | "VGPR registers") | |
74 | ||
75 | (define_register_constraint "Sg" "SGPR_REGS" | |
76 | "SGPR registers") | |
77 | ||
78 | (define_register_constraint "SD" "SGPR_DST_REGS" | |
79 | "registers useable as a destination of scalar operation") | |
80 | ||
81 | (define_register_constraint "SS" "SGPR_SRC_REGS" | |
82 | "registers useable as a source of scalar operation") | |
83 | ||
84 | (define_register_constraint "Sm" "SGPR_MEM_SRC_REGS" | |
85 | "registers useable as a source of scalar memory operation") | |
86 | ||
87 | (define_register_constraint "Sv" "SGPR_VOP_SRC_REGS" | |
88 | "registers useable as a source of VOP3A instruction") | |
89 | ||
90 | (define_register_constraint "ca" "ALL_CONDITIONAL_REGS" | |
91 | "SCC VCCZ or EXECZ") | |
92 | ||
93 | (define_register_constraint "cs" "SCC_CONDITIONAL_REG" | |
94 | "SCC") | |
95 | ||
96 | (define_register_constraint "cV" "VCC_CONDITIONAL_REG" | |
97 | "VCC") | |
98 | ||
99 | (define_register_constraint "e" "EXEC_MASK_REG" | |
100 | "EXEC") | |
101 | ||
102 | (define_special_memory_constraint "RB" | |
103 | "Buffer memory address to scratch memory." | |
104 | (and (match_code "mem") | |
105 | (match_test "AS_SCRATCH_P (MEM_ADDR_SPACE (op))"))) | |
106 | ||
107 | (define_special_memory_constraint "RF" | |
108 | "Buffer memory address to flat memory." | |
109 | (and (match_code "mem") | |
110 | (match_test "AS_FLAT_P (MEM_ADDR_SPACE (op)) | |
111 | && gcn_flat_address_p (XEXP (op, 0), mode)"))) | |
112 | ||
113 | (define_special_memory_constraint "RS" | |
114 | "Buffer memory address to scalar flat memory." | |
115 | (and (match_code "mem") | |
116 | (match_test "AS_SCALAR_FLAT_P (MEM_ADDR_SPACE (op)) | |
117 | && gcn_scalar_flat_mem_p (op)"))) | |
118 | ||
119 | (define_special_memory_constraint "RL" | |
120 | "Buffer memory address to LDS memory." | |
121 | (and (match_code "mem") | |
122 | (match_test "AS_LDS_P (MEM_ADDR_SPACE (op))"))) | |
123 | ||
124 | (define_special_memory_constraint "RG" | |
125 | "Buffer memory address to GDS memory." | |
126 | (and (match_code "mem") | |
127 | (match_test "AS_GDS_P (MEM_ADDR_SPACE (op))"))) | |
128 | ||
129 | (define_special_memory_constraint "RD" | |
130 | "Buffer memory address to GDS or LDS memory." | |
131 | (and (match_code "mem") | |
132 | (ior (match_test "AS_GDS_P (MEM_ADDR_SPACE (op))") | |
133 | (match_test "AS_LDS_P (MEM_ADDR_SPACE (op))")))) | |
134 | ||
135 | (define_special_memory_constraint "RM" | |
136 | "Memory address to global (main) memory." | |
137 | (and (match_code "mem") | |
138 | (match_test "AS_GLOBAL_P (MEM_ADDR_SPACE (op)) | |
139 | && gcn_global_address_p (XEXP (op, 0))"))) |