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dd552284 | 1 | ;; Predicate definitions for Tilera TILE-Gx. |
8d9254fc | 2 | ;; Copyright (C) 2011-2020 Free Software Foundation, Inc. |
dd552284 WL |
3 | ;; Contributed by Walter Lee (walt@tilera.com) |
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 | |
9 | ;; by the Free Software Foundation; either version 3, or (at your | |
10 | ;; option) any later version. | |
11 | ;; | |
12 | ;; GCC is distributed in the hope that it will be useful, but WITHOUT | |
13 | ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
14 | ;; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public | |
15 | ;; 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 | ;; Return true if OP is the zero constant for MODE. | |
22 | (define_predicate "const_zero_operand" | |
23 | (and (match_code "const_int,const_double,const_vector") | |
24 | (match_test "op == CONST0_RTX (mode)"))) | |
25 | ||
26 | ;; Returns true if OP is either the constant zero or a register. | |
27 | (define_predicate "reg_or_0_operand" | |
28 | (and (ior (match_operand 0 "register_operand") | |
29 | (match_operand 0 "const_zero_operand")) | |
30 | (match_test "GET_MODE_SIZE (mode) <= UNITS_PER_WORD"))) | |
31 | ||
32 | ; Return 1 if OP is a valid Pmode pointer. | |
33 | (define_predicate "pointer_operand" | |
34 | (and (match_operand 0 "address_operand") | |
35 | (ior (match_operand 0 "pmode_register_operand") | |
36 | (match_operand 0 "const_zero_operand")))) | |
37 | ||
38 | ; Return 1 if OP is a network register identifier. | |
39 | (define_predicate "netreg_operand" | |
40 | (and (match_code "const_int") | |
41 | (match_test "IN_RANGE (INTVAL (op), 0, 5)"))) | |
42 | ||
43 | ; Return 1 if OP is an unsigned 6-bit constant. | |
44 | (define_predicate "u6bit_cint_operand" | |
45 | (and (match_code "const_int") | |
46 | (match_test "INTVAL (op) == (INTVAL (op) & 0x3F)"))) | |
47 | ||
48 | ;; Return 1 if OP is an unsigned 16-bit constant. | |
49 | (define_predicate "u16bit_cint_operand" | |
50 | (and (match_code "const_int") | |
51 | (match_test "(unsigned HOST_WIDE_INT)INTVAL (op) < (1U << 16)"))) | |
52 | ||
53 | ;; Return 1 if OP is a signed 8-bit constant. | |
54 | (define_predicate "s8bit_cint_operand" | |
55 | (and (match_code "const_int") | |
56 | (match_test "satisfies_constraint_I (op)"))) | |
57 | ||
58 | ;; Return 1 if OP is a signed 16-bit constant. | |
59 | (define_predicate "s16bit_cint_operand" | |
60 | (and (match_code "const_int") | |
61 | (match_test "satisfies_constraint_J (op)"))) | |
62 | ||
63 | ;; Return 1 if OP is an unsigned 14-bit constant. | |
64 | (define_predicate "u14bit_cint_operand" | |
65 | (and (match_code "const_int") | |
66 | (match_test "(unsigned HOST_WIDE_INT)INTVAL (op) < (1U << 14)"))) | |
67 | ||
68 | ;; Return 1 if OP is a constant or any register. | |
69 | (define_predicate "reg_or_cint_operand" | |
70 | (ior (match_operand 0 "register_operand") | |
71 | (match_operand 0 "const_int_operand"))) | |
72 | ||
73 | ;; Returns 1 if OP is a "last" unspec wrapper for a symbol, got, or | |
74 | ;; tls reference. | |
75 | (define_predicate "const_last_symbolic_operand" | |
76 | (and (match_code "const") | |
77 | (match_test "GET_CODE (XEXP (op,0)) == UNSPEC") | |
78 | (ior (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_LAST") | |
79 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST") | |
80 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW2_LAST") | |
81 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_PCREL") | |
1773cd77 | 82 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW2_LAST_PCREL") |
dd552284 WL |
83 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_LAST_GOT") |
84 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_GOT") | |
85 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_TLS_GD") | |
86 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_TLS_IE") | |
1773cd77 WL |
87 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_TLS_LE") |
88 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_LAST_PLT_PCREL") | |
89 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW2_LAST_PLT_PCREL")))) | |
dd552284 WL |
90 | |
91 | ;; Returns 1 if OP is an unspec wrapper for a symbol, got, or tls | |
92 | ;; reference. | |
93 | (define_predicate "const_symbolic_operand" | |
94 | (and (match_code "const") | |
95 | (match_test "GET_CODE (XEXP (op,0)) == UNSPEC") | |
96 | (ior (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0") | |
97 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1") | |
98 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW2") | |
99 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW3") | |
100 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_PCREL") | |
1773cd77 | 101 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_PCREL") |
dd552284 WL |
102 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_GOT") |
103 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_TLS_GD") | |
104 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_TLS_IE") | |
1773cd77 WL |
105 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_TLS_LE") |
106 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW0_PLT_PCREL") | |
107 | (match_test "XINT (XEXP (op,0), 1) == UNSPEC_HW1_PLT_PCREL")))) | |
dd552284 WL |
108 | |
109 | ;; Return 1 if OP is a 8-element vector constant with identical signed | |
110 | ;; 8-bit elements or any register. | |
111 | (define_predicate "reg_or_v8s8bit_operand" | |
112 | (ior (match_operand 0 "register_operand") | |
113 | (and (match_code "const_vector") | |
114 | (match_test "CONST_VECTOR_NUNITS (op) == 8 | |
92695fbb RS |
115 | && (satisfies_constraint_I |
116 | (unwrap_const_vec_duplicate (op)))")))) | |
dd552284 WL |
117 | |
118 | ;; Return 1 if OP is a 4-element vector constant with identical signed | |
119 | ;; 8-bit elements or any register. | |
120 | (define_predicate "reg_or_v4s8bit_operand" | |
121 | (ior (match_operand 0 "register_operand") | |
122 | (and (match_code "const_vector") | |
123 | (match_test "CONST_VECTOR_NUNITS (op) == 4 | |
92695fbb RS |
124 | && (satisfies_constraint_I |
125 | (unwrap_const_vec_duplicate (op)))")))) | |
dd552284 WL |
126 | |
127 | ;; Return 1 if the operand is a valid second operand to an add insn. | |
128 | (define_predicate "add_operand" | |
129 | (if_then_else (match_code "const_int") | |
130 | (match_test "satisfies_constraint_J (op)") | |
131 | (ior (match_operand 0 "register_operand") | |
132 | (match_operand 0 "const_last_symbolic_operand")))) | |
133 | ||
134 | ;; Return 1 if the operand is a register or signed 8-bit immediate operand. | |
135 | (define_predicate "reg_or_s8bit_operand" | |
136 | (if_then_else (match_code "const_int") | |
137 | (match_test "satisfies_constraint_I (op)") | |
138 | (match_operand 0 "register_operand"))) | |
139 | ||
140 | ;; Return 1 if the operand is a register or unsigned 5-bit immediate operand. | |
141 | (define_predicate "reg_or_u5bit_operand" | |
142 | (if_then_else (match_code "const_int") | |
143 | (match_test "INTVAL (op) == (INTVAL (op) & 0x1F)") | |
144 | (match_operand 0 "register_operand"))) | |
145 | ||
146 | ;; Return 1 if the operand is a register or unsigned 6-bit immediate operand. | |
147 | (define_predicate "reg_or_u6bit_operand" | |
148 | (if_then_else (match_code "const_int") | |
149 | (match_test "INTVAL (op) == (INTVAL (op) & 0x3F)") | |
150 | (match_operand 0 "register_operand"))) | |
151 | ||
152 | ;; Return 1 for an operand suitable for ANDing with a register. | |
153 | (define_predicate "and_operand" | |
154 | (if_then_else (match_code "const_int") | |
155 | (match_test "satisfies_constraint_I (op) || satisfies_constraint_M (op)") | |
156 | (match_operand 0 "register_operand"))) | |
157 | ||
158 | ; Return 1 if the operand is 2, 4 or 8. | |
159 | (define_predicate "cint_248_operand" | |
160 | (and (match_code "const_int") | |
161 | (match_test | |
162 | "INTVAL (op) == 2 || INTVAL (op) == 4 || INTVAL (op) == 8"))) | |
163 | ||
164 | ;; Return true if OP is a TLS symbolic operand. | |
165 | (define_predicate "tls_symbolic_operand" | |
166 | (and (match_code "symbol_ref") | |
167 | (match_test "SYMBOL_REF_TLS_MODEL (op) != TLS_MODEL_NONE"))) | |
168 | ||
169 | ;; Return true if OP is a symbolic operand for the TLS Global Dynamic model. | |
170 | (define_predicate "tls_gd_symbolic_operand" | |
171 | (and (match_code "symbol_ref") | |
172 | (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_GLOBAL_DYNAMIC"))) | |
173 | ||
174 | ;; Return true if OP is a symbolic operand for the TLS Local Dynamic model. | |
175 | (define_predicate "tls_ld_symbolic_operand" | |
176 | (and (match_code "symbol_ref") | |
177 | (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_DYNAMIC"))) | |
178 | ||
179 | ;; Return true if OP is a symbolic operand that can be used for the | |
180 | ;; TLS Initial Exec model. | |
181 | (define_predicate "tls_ie_symbolic_operand" | |
182 | (and (match_code "symbol_ref") | |
183 | (ior (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_INITIAL_EXEC") | |
184 | (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_EXEC")))) | |
185 | ||
186 | ;; Return true if OP is a symbolic operand for the TLS Local Exec model. | |
187 | (define_predicate "tls_le_symbolic_operand" | |
188 | (and (match_code "symbol_ref") | |
189 | (match_test "SYMBOL_REF_TLS_MODEL (op) == TLS_MODEL_LOCAL_EXEC"))) | |
190 | ||
191 | ;; Returns true if OP is any general operand except for an | |
192 | ;; auto-incrementing address operand. | |
193 | (define_predicate "nonautoinc_operand" | |
194 | (and (match_operand 0 "general_operand") | |
195 | (not (ior (match_code "pre_dec") (match_code "pre_inc") | |
196 | (match_code "post_dec") (match_code "post_inc") | |
197 | (match_code "post_modify") (match_code "pre_modify"))))) | |
198 | ||
199 | ;; Returns true if OP is a non-auto-incrementing memory operand. | |
200 | (define_predicate "nonautoincmem_operand" | |
201 | (match_operand 0 "memory_operand") | |
202 | { | |
203 | return nonautoinc_operand (XEXP (op, 0), GET_MODE (XEXP (op, 0))); | |
204 | }) | |
205 | ||
206 | ;; Returns true if OP is a non-auto-incrementing memory, general | |
207 | ;; operand. | |
208 | (define_predicate "nonautoincmem_general_operand" | |
209 | (match_operand 0 "general_operand") | |
210 | { | |
211 | if (memory_operand (op, mode)) | |
212 | return nonautoinc_operand (XEXP (op, 0), GET_MODE (XEXP (op, 0))); | |
213 | else | |
214 | return true; | |
215 | }) | |
216 | ||
217 | ;; Returns true if OP is a non-auto-incrementing memory, non-immediate | |
218 | ;; operand. | |
219 | (define_predicate "nonautoincmem_nonimmediate_operand" | |
220 | (match_operand 0 "nonimmediate_operand") | |
221 | { | |
222 | if (memory_operand (op, mode)) | |
223 | return nonautoinc_operand (XEXP (op, 0), GET_MODE (XEXP (op, 0))); | |
224 | else | |
225 | return true; | |
226 | }) | |
227 | ||
228 | ;; Return true if OP is a valid operand for the source of a move insn. | |
229 | (define_predicate "move_operand" | |
230 | (match_operand 0 "general_operand") | |
231 | { | |
232 | /* If both modes are non-void they must be the same. */ | |
233 | if (mode != VOIDmode && GET_MODE (op) != VOIDmode && mode != GET_MODE (op)) | |
234 | return false; | |
235 | ||
236 | switch (GET_CODE (op)) | |
237 | { | |
238 | case CONST_INT: | |
239 | return (satisfies_constraint_J (op) | |
240 | || satisfies_constraint_K (op) | |
241 | || (mode == DImode && | |
242 | (satisfies_constraint_N (op) | |
243 | || satisfies_constraint_P (op)))); | |
244 | ||
245 | case MEM: | |
246 | return memory_address_p (mode, XEXP (op, 0)); | |
247 | ||
248 | case CONST: | |
249 | return const_last_symbolic_operand (op, mode); | |
250 | ||
251 | default: | |
252 | return register_operand (op, mode); | |
253 | } | |
254 | }) | |
255 | ||
256 | ;; Returns 1 if OP is a symbolic operand, i.e. a symbol_ref or a label_ref, | |
257 | ;; possibly with an offset. | |
258 | (define_predicate "symbolic_operand" | |
259 | (ior (match_code "symbol_ref,label_ref") | |
260 | (and (match_code "const") | |
261 | (match_test "GET_CODE (XEXP (op,0)) == PLUS | |
262 | && (GET_CODE (XEXP (XEXP (op,0), 0)) == SYMBOL_REF | |
263 | || GET_CODE (XEXP (XEXP (op,0), 0)) == LABEL_REF) | |
264 | && CONST_INT_P (XEXP (XEXP (op,0), 1))")))) | |
265 | ||
266 | ;; Return 1 for an unsigned 16 bit or a const symbolc operand. | |
267 | (define_predicate "u16bit_or_const_symbolic_operand" | |
268 | (ior (match_operand 0 "u16bit_cint_operand") | |
269 | (match_operand 0 "const_symbolic_operand"))) | |
270 | ||
271 | ;; Return true if OP is an address suitable for a call insn. | |
272 | ;; Call insn on TILE can take a PC-relative constant address | |
273 | ;; or any regular memory address. | |
274 | (define_predicate "call_address_operand" | |
275 | (ior (match_operand 0 "symbolic_operand") | |
276 | (match_test "memory_address_p (Pmode, op)"))) | |
277 | ||
278 | ;; Return true if OP is an operand suitable for a call insn. | |
279 | (define_predicate "call_operand" | |
280 | (and (match_code "mem") | |
281 | (match_test "call_address_operand (XEXP (op, 0), mode)"))) | |
282 | ||
283 | ;; Return 1 if OP is a signed comparison operation. | |
284 | ;; We can use these directly in compares against zero. | |
285 | (define_predicate "signed_comparison_operator" | |
286 | (match_code "eq,ne,le,lt,ge,gt")) | |
287 | ||
288 | ;; Return 1 if OP is a equal or not-equal operation. | |
289 | (define_predicate "eqne_operator" | |
290 | (match_code "eq,ne")) |