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a06ea964 | 1 | /* aarch64-opc.c -- AArch64 opcode support. |
6f2750fe | 2 | Copyright (C) 2009-2016 Free Software Foundation, Inc. |
a06ea964 NC |
3 | Contributed by ARM Ltd. |
4 | ||
5 | This file is part of the GNU opcodes library. | |
6 | ||
7 | This library is free software; you can redistribute it and/or modify | |
8 | it 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 | It 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 this program; see the file COPYING3. If not, | |
19 | see <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #include "sysdep.h" | |
22 | #include <assert.h> | |
23 | #include <stdlib.h> | |
24 | #include <stdio.h> | |
25 | #include <stdint.h> | |
26 | #include <stdarg.h> | |
27 | #include <inttypes.h> | |
28 | ||
29 | #include "opintl.h" | |
245d2e3f | 30 | #include "libiberty.h" |
a06ea964 NC |
31 | |
32 | #include "aarch64-opc.h" | |
33 | ||
34 | #ifdef DEBUG_AARCH64 | |
35 | int debug_dump = FALSE; | |
36 | #endif /* DEBUG_AARCH64 */ | |
37 | ||
245d2e3f RS |
38 | /* The enumeration strings associated with each value of a 5-bit SVE |
39 | pattern operand. A null entry indicates a reserved meaning. */ | |
40 | const char *const aarch64_sve_pattern_array[32] = { | |
41 | /* 0-7. */ | |
42 | "pow2", | |
43 | "vl1", | |
44 | "vl2", | |
45 | "vl3", | |
46 | "vl4", | |
47 | "vl5", | |
48 | "vl6", | |
49 | "vl7", | |
50 | /* 8-15. */ | |
51 | "vl8", | |
52 | "vl16", | |
53 | "vl32", | |
54 | "vl64", | |
55 | "vl128", | |
56 | "vl256", | |
57 | 0, | |
58 | 0, | |
59 | /* 16-23. */ | |
60 | 0, | |
61 | 0, | |
62 | 0, | |
63 | 0, | |
64 | 0, | |
65 | 0, | |
66 | 0, | |
67 | 0, | |
68 | /* 24-31. */ | |
69 | 0, | |
70 | 0, | |
71 | 0, | |
72 | 0, | |
73 | 0, | |
74 | "mul4", | |
75 | "mul3", | |
76 | "all" | |
77 | }; | |
78 | ||
79 | /* The enumeration strings associated with each value of a 4-bit SVE | |
80 | prefetch operand. A null entry indicates a reserved meaning. */ | |
81 | const char *const aarch64_sve_prfop_array[16] = { | |
82 | /* 0-7. */ | |
83 | "pldl1keep", | |
84 | "pldl1strm", | |
85 | "pldl2keep", | |
86 | "pldl2strm", | |
87 | "pldl3keep", | |
88 | "pldl3strm", | |
89 | 0, | |
90 | 0, | |
91 | /* 8-15. */ | |
92 | "pstl1keep", | |
93 | "pstl1strm", | |
94 | "pstl2keep", | |
95 | "pstl2strm", | |
96 | "pstl3keep", | |
97 | "pstl3strm", | |
98 | 0, | |
99 | 0 | |
100 | }; | |
101 | ||
a06ea964 NC |
102 | /* Helper functions to determine which operand to be used to encode/decode |
103 | the size:Q fields for AdvSIMD instructions. */ | |
104 | ||
105 | static inline bfd_boolean | |
106 | vector_qualifier_p (enum aarch64_opnd_qualifier qualifier) | |
107 | { | |
108 | return ((qualifier >= AARCH64_OPND_QLF_V_8B | |
109 | && qualifier <= AARCH64_OPND_QLF_V_1Q) ? TRUE | |
110 | : FALSE); | |
111 | } | |
112 | ||
113 | static inline bfd_boolean | |
114 | fp_qualifier_p (enum aarch64_opnd_qualifier qualifier) | |
115 | { | |
116 | return ((qualifier >= AARCH64_OPND_QLF_S_B | |
117 | && qualifier <= AARCH64_OPND_QLF_S_Q) ? TRUE | |
118 | : FALSE); | |
119 | } | |
120 | ||
121 | enum data_pattern | |
122 | { | |
123 | DP_UNKNOWN, | |
124 | DP_VECTOR_3SAME, | |
125 | DP_VECTOR_LONG, | |
126 | DP_VECTOR_WIDE, | |
127 | DP_VECTOR_ACROSS_LANES, | |
128 | }; | |
129 | ||
130 | static const char significant_operand_index [] = | |
131 | { | |
132 | 0, /* DP_UNKNOWN, by default using operand 0. */ | |
133 | 0, /* DP_VECTOR_3SAME */ | |
134 | 1, /* DP_VECTOR_LONG */ | |
135 | 2, /* DP_VECTOR_WIDE */ | |
136 | 1, /* DP_VECTOR_ACROSS_LANES */ | |
137 | }; | |
138 | ||
139 | /* Given a sequence of qualifiers in QUALIFIERS, determine and return | |
140 | the data pattern. | |
141 | N.B. QUALIFIERS is a possible sequence of qualifiers each of which | |
142 | corresponds to one of a sequence of operands. */ | |
143 | ||
144 | static enum data_pattern | |
145 | get_data_pattern (const aarch64_opnd_qualifier_seq_t qualifiers) | |
146 | { | |
147 | if (vector_qualifier_p (qualifiers[0]) == TRUE) | |
148 | { | |
149 | /* e.g. v.4s, v.4s, v.4s | |
150 | or v.4h, v.4h, v.h[3]. */ | |
151 | if (qualifiers[0] == qualifiers[1] | |
152 | && vector_qualifier_p (qualifiers[2]) == TRUE | |
153 | && (aarch64_get_qualifier_esize (qualifiers[0]) | |
154 | == aarch64_get_qualifier_esize (qualifiers[1])) | |
155 | && (aarch64_get_qualifier_esize (qualifiers[0]) | |
156 | == aarch64_get_qualifier_esize (qualifiers[2]))) | |
157 | return DP_VECTOR_3SAME; | |
158 | /* e.g. v.8h, v.8b, v.8b. | |
159 | or v.4s, v.4h, v.h[2]. | |
160 | or v.8h, v.16b. */ | |
161 | if (vector_qualifier_p (qualifiers[1]) == TRUE | |
162 | && aarch64_get_qualifier_esize (qualifiers[0]) != 0 | |
163 | && (aarch64_get_qualifier_esize (qualifiers[0]) | |
164 | == aarch64_get_qualifier_esize (qualifiers[1]) << 1)) | |
165 | return DP_VECTOR_LONG; | |
166 | /* e.g. v.8h, v.8h, v.8b. */ | |
167 | if (qualifiers[0] == qualifiers[1] | |
168 | && vector_qualifier_p (qualifiers[2]) == TRUE | |
169 | && aarch64_get_qualifier_esize (qualifiers[0]) != 0 | |
170 | && (aarch64_get_qualifier_esize (qualifiers[0]) | |
171 | == aarch64_get_qualifier_esize (qualifiers[2]) << 1) | |
172 | && (aarch64_get_qualifier_esize (qualifiers[0]) | |
173 | == aarch64_get_qualifier_esize (qualifiers[1]))) | |
174 | return DP_VECTOR_WIDE; | |
175 | } | |
176 | else if (fp_qualifier_p (qualifiers[0]) == TRUE) | |
177 | { | |
178 | /* e.g. SADDLV <V><d>, <Vn>.<T>. */ | |
179 | if (vector_qualifier_p (qualifiers[1]) == TRUE | |
180 | && qualifiers[2] == AARCH64_OPND_QLF_NIL) | |
181 | return DP_VECTOR_ACROSS_LANES; | |
182 | } | |
183 | ||
184 | return DP_UNKNOWN; | |
185 | } | |
186 | ||
187 | /* Select the operand to do the encoding/decoding of the 'size:Q' fields in | |
188 | the AdvSIMD instructions. */ | |
189 | /* N.B. it is possible to do some optimization that doesn't call | |
190 | get_data_pattern each time when we need to select an operand. We can | |
191 | either buffer the caculated the result or statically generate the data, | |
192 | however, it is not obvious that the optimization will bring significant | |
193 | benefit. */ | |
194 | ||
195 | int | |
196 | aarch64_select_operand_for_sizeq_field_coding (const aarch64_opcode *opcode) | |
197 | { | |
198 | return | |
199 | significant_operand_index [get_data_pattern (opcode->qualifiers_list[0])]; | |
200 | } | |
201 | \f | |
202 | const aarch64_field fields[] = | |
203 | { | |
204 | { 0, 0 }, /* NIL. */ | |
205 | { 0, 4 }, /* cond2: condition in truly conditional-executed inst. */ | |
206 | { 0, 4 }, /* nzcv: flag bit specifier, encoded in the "nzcv" field. */ | |
207 | { 5, 5 }, /* defgh: d:e:f:g:h bits in AdvSIMD modified immediate. */ | |
208 | { 16, 3 }, /* abc: a:b:c bits in AdvSIMD modified immediate. */ | |
209 | { 5, 19 }, /* imm19: e.g. in CBZ. */ | |
210 | { 5, 19 }, /* immhi: e.g. in ADRP. */ | |
211 | { 29, 2 }, /* immlo: e.g. in ADRP. */ | |
212 | { 22, 2 }, /* size: in most AdvSIMD and floating-point instructions. */ | |
213 | { 10, 2 }, /* vldst_size: size field in the AdvSIMD load/store inst. */ | |
214 | { 29, 1 }, /* op: in AdvSIMD modified immediate instructions. */ | |
215 | { 30, 1 }, /* Q: in most AdvSIMD instructions. */ | |
216 | { 0, 5 }, /* Rt: in load/store instructions. */ | |
217 | { 0, 5 }, /* Rd: in many integer instructions. */ | |
218 | { 5, 5 }, /* Rn: in many integer instructions. */ | |
219 | { 10, 5 }, /* Rt2: in load/store pair instructions. */ | |
220 | { 10, 5 }, /* Ra: in fp instructions. */ | |
221 | { 5, 3 }, /* op2: in the system instructions. */ | |
222 | { 8, 4 }, /* CRm: in the system instructions. */ | |
223 | { 12, 4 }, /* CRn: in the system instructions. */ | |
224 | { 16, 3 }, /* op1: in the system instructions. */ | |
225 | { 19, 2 }, /* op0: in the system instructions. */ | |
226 | { 10, 3 }, /* imm3: in add/sub extended reg instructions. */ | |
227 | { 12, 4 }, /* cond: condition flags as a source operand. */ | |
228 | { 12, 4 }, /* opcode: in advsimd load/store instructions. */ | |
229 | { 12, 4 }, /* cmode: in advsimd modified immediate instructions. */ | |
230 | { 13, 3 }, /* asisdlso_opcode: opcode in advsimd ld/st single element. */ | |
231 | { 13, 2 }, /* len: in advsimd tbl/tbx instructions. */ | |
232 | { 16, 5 }, /* Rm: in ld/st reg offset and some integer inst. */ | |
233 | { 16, 5 }, /* Rs: in load/store exclusive instructions. */ | |
234 | { 13, 3 }, /* option: in ld/st reg offset + add/sub extended reg inst. */ | |
235 | { 12, 1 }, /* S: in load/store reg offset instructions. */ | |
236 | { 21, 2 }, /* hw: in move wide constant instructions. */ | |
237 | { 22, 2 }, /* opc: in load/store reg offset instructions. */ | |
238 | { 23, 1 }, /* opc1: in load/store reg offset instructions. */ | |
239 | { 22, 2 }, /* shift: in add/sub reg/imm shifted instructions. */ | |
240 | { 22, 2 }, /* type: floating point type field in fp data inst. */ | |
241 | { 30, 2 }, /* ldst_size: size field in ld/st reg offset inst. */ | |
242 | { 10, 6 }, /* imm6: in add/sub reg shifted instructions. */ | |
243 | { 11, 4 }, /* imm4: in advsimd ext and advsimd ins instructions. */ | |
244 | { 16, 5 }, /* imm5: in conditional compare (immediate) instructions. */ | |
245 | { 15, 7 }, /* imm7: in load/store pair pre/post index instructions. */ | |
246 | { 13, 8 }, /* imm8: in floating-point scalar move immediate inst. */ | |
247 | { 12, 9 }, /* imm9: in load/store pre/post index instructions. */ | |
248 | { 10, 12 }, /* imm12: in ld/st unsigned imm or add/sub shifted inst. */ | |
249 | { 5, 14 }, /* imm14: in test bit and branch instructions. */ | |
250 | { 5, 16 }, /* imm16: in exception instructions. */ | |
251 | { 0, 26 }, /* imm26: in unconditional branch instructions. */ | |
252 | { 10, 6 }, /* imms: in bitfield and logical immediate instructions. */ | |
253 | { 16, 6 }, /* immr: in bitfield and logical immediate instructions. */ | |
254 | { 16, 3 }, /* immb: in advsimd shift by immediate instructions. */ | |
255 | { 19, 4 }, /* immh: in advsimd shift by immediate instructions. */ | |
256 | { 22, 1 }, /* N: in logical (immediate) instructions. */ | |
257 | { 11, 1 }, /* index: in ld/st inst deciding the pre/post-index. */ | |
258 | { 24, 1 }, /* index2: in ld/st pair inst deciding the pre/post-index. */ | |
259 | { 31, 1 }, /* sf: in integer data processing instructions. */ | |
ee804238 | 260 | { 30, 1 }, /* lse_size: in LSE extension atomic instructions. */ |
a06ea964 NC |
261 | { 11, 1 }, /* H: in advsimd scalar x indexed element instructions. */ |
262 | { 21, 1 }, /* L: in advsimd scalar x indexed element instructions. */ | |
263 | { 20, 1 }, /* M: in advsimd scalar x indexed element instructions. */ | |
264 | { 31, 1 }, /* b5: in the test bit and branch instructions. */ | |
265 | { 19, 5 }, /* b40: in the test bit and branch instructions. */ | |
266 | { 10, 6 }, /* scale: in the fixed-point scalar to fp converting inst. */ | |
f11ad6bc RS |
267 | { 0, 4 }, /* SVE_Pd: p0-p15, bits [3,0]. */ |
268 | { 10, 3 }, /* SVE_Pg3: p0-p7, bits [12,10]. */ | |
269 | { 5, 4 }, /* SVE_Pg4_5: p0-p15, bits [8,5]. */ | |
270 | { 10, 4 }, /* SVE_Pg4_10: p0-p15, bits [13,10]. */ | |
271 | { 16, 4 }, /* SVE_Pg4_16: p0-p15, bits [19,16]. */ | |
272 | { 16, 4 }, /* SVE_Pm: p0-p15, bits [19,16]. */ | |
273 | { 5, 4 }, /* SVE_Pn: p0-p15, bits [8,5]. */ | |
274 | { 0, 4 }, /* SVE_Pt: p0-p15, bits [3,0]. */ | |
275 | { 5, 5 }, /* SVE_Za_5: SVE vector register, bits [9,5]. */ | |
276 | { 16, 5 }, /* SVE_Za_16: SVE vector register, bits [20,16]. */ | |
277 | { 0, 5 }, /* SVE_Zd: SVE vector register. bits [4,0]. */ | |
278 | { 5, 5 }, /* SVE_Zm_5: SVE vector register, bits [9,5]. */ | |
279 | { 16, 5 }, /* SVE_Zm_16: SVE vector register, bits [20,16]. */ | |
280 | { 5, 5 }, /* SVE_Zn: SVE vector register, bits [9,5]. */ | |
281 | { 0, 5 }, /* SVE_Zt: SVE vector register, bits [4,0]. */ | |
245d2e3f RS |
282 | { 5, 5 }, /* SVE_pattern: vector pattern enumeration. */ |
283 | { 0, 4 }, /* SVE_prfop: prefetch operation for SVE PRF[BHWD]. */ | |
f11ad6bc | 284 | { 22, 2 }, /* SVE_tszh: triangular size select high, bits [23,22]. */ |
a06ea964 NC |
285 | }; |
286 | ||
287 | enum aarch64_operand_class | |
288 | aarch64_get_operand_class (enum aarch64_opnd type) | |
289 | { | |
290 | return aarch64_operands[type].op_class; | |
291 | } | |
292 | ||
293 | const char * | |
294 | aarch64_get_operand_name (enum aarch64_opnd type) | |
295 | { | |
296 | return aarch64_operands[type].name; | |
297 | } | |
298 | ||
299 | /* Get operand description string. | |
300 | This is usually for the diagnosis purpose. */ | |
301 | const char * | |
302 | aarch64_get_operand_desc (enum aarch64_opnd type) | |
303 | { | |
304 | return aarch64_operands[type].desc; | |
305 | } | |
306 | ||
307 | /* Table of all conditional affixes. */ | |
308 | const aarch64_cond aarch64_conds[16] = | |
309 | { | |
310 | {{"eq"}, 0x0}, | |
311 | {{"ne"}, 0x1}, | |
312 | {{"cs", "hs"}, 0x2}, | |
313 | {{"cc", "lo", "ul"}, 0x3}, | |
314 | {{"mi"}, 0x4}, | |
315 | {{"pl"}, 0x5}, | |
316 | {{"vs"}, 0x6}, | |
317 | {{"vc"}, 0x7}, | |
318 | {{"hi"}, 0x8}, | |
319 | {{"ls"}, 0x9}, | |
320 | {{"ge"}, 0xa}, | |
321 | {{"lt"}, 0xb}, | |
322 | {{"gt"}, 0xc}, | |
323 | {{"le"}, 0xd}, | |
324 | {{"al"}, 0xe}, | |
325 | {{"nv"}, 0xf}, | |
326 | }; | |
327 | ||
328 | const aarch64_cond * | |
329 | get_cond_from_value (aarch64_insn value) | |
330 | { | |
331 | assert (value < 16); | |
332 | return &aarch64_conds[(unsigned int) value]; | |
333 | } | |
334 | ||
335 | const aarch64_cond * | |
336 | get_inverted_cond (const aarch64_cond *cond) | |
337 | { | |
338 | return &aarch64_conds[cond->value ^ 0x1]; | |
339 | } | |
340 | ||
341 | /* Table describing the operand extension/shifting operators; indexed by | |
342 | enum aarch64_modifier_kind. | |
343 | ||
344 | The value column provides the most common values for encoding modifiers, | |
345 | which enables table-driven encoding/decoding for the modifiers. */ | |
346 | const struct aarch64_name_value_pair aarch64_operand_modifiers [] = | |
347 | { | |
348 | {"none", 0x0}, | |
349 | {"msl", 0x0}, | |
350 | {"ror", 0x3}, | |
351 | {"asr", 0x2}, | |
352 | {"lsr", 0x1}, | |
353 | {"lsl", 0x0}, | |
354 | {"uxtb", 0x0}, | |
355 | {"uxth", 0x1}, | |
356 | {"uxtw", 0x2}, | |
357 | {"uxtx", 0x3}, | |
358 | {"sxtb", 0x4}, | |
359 | {"sxth", 0x5}, | |
360 | {"sxtw", 0x6}, | |
361 | {"sxtx", 0x7}, | |
362 | {NULL, 0}, | |
363 | }; | |
364 | ||
365 | enum aarch64_modifier_kind | |
366 | aarch64_get_operand_modifier (const struct aarch64_name_value_pair *desc) | |
367 | { | |
368 | return desc - aarch64_operand_modifiers; | |
369 | } | |
370 | ||
371 | aarch64_insn | |
372 | aarch64_get_operand_modifier_value (enum aarch64_modifier_kind kind) | |
373 | { | |
374 | return aarch64_operand_modifiers[kind].value; | |
375 | } | |
376 | ||
377 | enum aarch64_modifier_kind | |
378 | aarch64_get_operand_modifier_from_value (aarch64_insn value, | |
379 | bfd_boolean extend_p) | |
380 | { | |
381 | if (extend_p == TRUE) | |
382 | return AARCH64_MOD_UXTB + value; | |
383 | else | |
384 | return AARCH64_MOD_LSL - value; | |
385 | } | |
386 | ||
387 | bfd_boolean | |
388 | aarch64_extend_operator_p (enum aarch64_modifier_kind kind) | |
389 | { | |
390 | return (kind > AARCH64_MOD_LSL && kind <= AARCH64_MOD_SXTX) | |
391 | ? TRUE : FALSE; | |
392 | } | |
393 | ||
394 | static inline bfd_boolean | |
395 | aarch64_shift_operator_p (enum aarch64_modifier_kind kind) | |
396 | { | |
397 | return (kind >= AARCH64_MOD_ROR && kind <= AARCH64_MOD_LSL) | |
398 | ? TRUE : FALSE; | |
399 | } | |
400 | ||
401 | const struct aarch64_name_value_pair aarch64_barrier_options[16] = | |
402 | { | |
403 | { "#0x00", 0x0 }, | |
404 | { "oshld", 0x1 }, | |
405 | { "oshst", 0x2 }, | |
406 | { "osh", 0x3 }, | |
407 | { "#0x04", 0x4 }, | |
408 | { "nshld", 0x5 }, | |
409 | { "nshst", 0x6 }, | |
410 | { "nsh", 0x7 }, | |
411 | { "#0x08", 0x8 }, | |
412 | { "ishld", 0x9 }, | |
413 | { "ishst", 0xa }, | |
414 | { "ish", 0xb }, | |
415 | { "#0x0c", 0xc }, | |
416 | { "ld", 0xd }, | |
417 | { "st", 0xe }, | |
418 | { "sy", 0xf }, | |
419 | }; | |
420 | ||
9ed608f9 MW |
421 | /* Table describing the operands supported by the aliases of the HINT |
422 | instruction. | |
423 | ||
424 | The name column is the operand that is accepted for the alias. The value | |
425 | column is the hint number of the alias. The list of operands is terminated | |
426 | by NULL in the name column. */ | |
427 | ||
428 | const struct aarch64_name_value_pair aarch64_hint_options[] = | |
429 | { | |
1e6f4800 | 430 | { "csync", 0x11 }, /* PSB CSYNC. */ |
9ed608f9 MW |
431 | { NULL, 0x0 }, |
432 | }; | |
433 | ||
a32c3ff8 | 434 | /* op -> op: load = 0 instruction = 1 store = 2 |
a06ea964 NC |
435 | l -> level: 1-3 |
436 | t -> temporal: temporal (retained) = 0 non-temporal (streaming) = 1 */ | |
a32c3ff8 | 437 | #define B(op,l,t) (((op) << 3) | (((l) - 1) << 1) | (t)) |
a06ea964 NC |
438 | const struct aarch64_name_value_pair aarch64_prfops[32] = |
439 | { | |
440 | { "pldl1keep", B(0, 1, 0) }, | |
441 | { "pldl1strm", B(0, 1, 1) }, | |
442 | { "pldl2keep", B(0, 2, 0) }, | |
443 | { "pldl2strm", B(0, 2, 1) }, | |
444 | { "pldl3keep", B(0, 3, 0) }, | |
445 | { "pldl3strm", B(0, 3, 1) }, | |
a1ccaec9 YZ |
446 | { NULL, 0x06 }, |
447 | { NULL, 0x07 }, | |
a32c3ff8 NC |
448 | { "plil1keep", B(1, 1, 0) }, |
449 | { "plil1strm", B(1, 1, 1) }, | |
450 | { "plil2keep", B(1, 2, 0) }, | |
451 | { "plil2strm", B(1, 2, 1) }, | |
452 | { "plil3keep", B(1, 3, 0) }, | |
453 | { "plil3strm", B(1, 3, 1) }, | |
a1ccaec9 YZ |
454 | { NULL, 0x0e }, |
455 | { NULL, 0x0f }, | |
a32c3ff8 NC |
456 | { "pstl1keep", B(2, 1, 0) }, |
457 | { "pstl1strm", B(2, 1, 1) }, | |
458 | { "pstl2keep", B(2, 2, 0) }, | |
459 | { "pstl2strm", B(2, 2, 1) }, | |
460 | { "pstl3keep", B(2, 3, 0) }, | |
461 | { "pstl3strm", B(2, 3, 1) }, | |
a1ccaec9 YZ |
462 | { NULL, 0x16 }, |
463 | { NULL, 0x17 }, | |
464 | { NULL, 0x18 }, | |
465 | { NULL, 0x19 }, | |
466 | { NULL, 0x1a }, | |
467 | { NULL, 0x1b }, | |
468 | { NULL, 0x1c }, | |
469 | { NULL, 0x1d }, | |
470 | { NULL, 0x1e }, | |
471 | { NULL, 0x1f }, | |
a06ea964 NC |
472 | }; |
473 | #undef B | |
474 | \f | |
475 | /* Utilities on value constraint. */ | |
476 | ||
477 | static inline int | |
478 | value_in_range_p (int64_t value, int low, int high) | |
479 | { | |
480 | return (value >= low && value <= high) ? 1 : 0; | |
481 | } | |
482 | ||
483 | static inline int | |
484 | value_aligned_p (int64_t value, int align) | |
485 | { | |
486 | return ((value & (align - 1)) == 0) ? 1 : 0; | |
487 | } | |
488 | ||
489 | /* A signed value fits in a field. */ | |
490 | static inline int | |
491 | value_fit_signed_field_p (int64_t value, unsigned width) | |
492 | { | |
493 | assert (width < 32); | |
494 | if (width < sizeof (value) * 8) | |
495 | { | |
496 | int64_t lim = (int64_t)1 << (width - 1); | |
497 | if (value >= -lim && value < lim) | |
498 | return 1; | |
499 | } | |
500 | return 0; | |
501 | } | |
502 | ||
503 | /* An unsigned value fits in a field. */ | |
504 | static inline int | |
505 | value_fit_unsigned_field_p (int64_t value, unsigned width) | |
506 | { | |
507 | assert (width < 32); | |
508 | if (width < sizeof (value) * 8) | |
509 | { | |
510 | int64_t lim = (int64_t)1 << width; | |
511 | if (value >= 0 && value < lim) | |
512 | return 1; | |
513 | } | |
514 | return 0; | |
515 | } | |
516 | ||
517 | /* Return 1 if OPERAND is SP or WSP. */ | |
518 | int | |
519 | aarch64_stack_pointer_p (const aarch64_opnd_info *operand) | |
520 | { | |
521 | return ((aarch64_get_operand_class (operand->type) | |
522 | == AARCH64_OPND_CLASS_INT_REG) | |
523 | && operand_maybe_stack_pointer (aarch64_operands + operand->type) | |
524 | && operand->reg.regno == 31); | |
525 | } | |
526 | ||
527 | /* Return 1 if OPERAND is XZR or WZP. */ | |
528 | int | |
529 | aarch64_zero_register_p (const aarch64_opnd_info *operand) | |
530 | { | |
531 | return ((aarch64_get_operand_class (operand->type) | |
532 | == AARCH64_OPND_CLASS_INT_REG) | |
533 | && !operand_maybe_stack_pointer (aarch64_operands + operand->type) | |
534 | && operand->reg.regno == 31); | |
535 | } | |
536 | ||
537 | /* Return true if the operand *OPERAND that has the operand code | |
538 | OPERAND->TYPE and been qualified by OPERAND->QUALIFIER can be also | |
539 | qualified by the qualifier TARGET. */ | |
540 | ||
541 | static inline int | |
542 | operand_also_qualified_p (const struct aarch64_opnd_info *operand, | |
543 | aarch64_opnd_qualifier_t target) | |
544 | { | |
545 | switch (operand->qualifier) | |
546 | { | |
547 | case AARCH64_OPND_QLF_W: | |
548 | if (target == AARCH64_OPND_QLF_WSP && aarch64_stack_pointer_p (operand)) | |
549 | return 1; | |
550 | break; | |
551 | case AARCH64_OPND_QLF_X: | |
552 | if (target == AARCH64_OPND_QLF_SP && aarch64_stack_pointer_p (operand)) | |
553 | return 1; | |
554 | break; | |
555 | case AARCH64_OPND_QLF_WSP: | |
556 | if (target == AARCH64_OPND_QLF_W | |
557 | && operand_maybe_stack_pointer (aarch64_operands + operand->type)) | |
558 | return 1; | |
559 | break; | |
560 | case AARCH64_OPND_QLF_SP: | |
561 | if (target == AARCH64_OPND_QLF_X | |
562 | && operand_maybe_stack_pointer (aarch64_operands + operand->type)) | |
563 | return 1; | |
564 | break; | |
565 | default: | |
566 | break; | |
567 | } | |
568 | ||
569 | return 0; | |
570 | } | |
571 | ||
572 | /* Given qualifier sequence list QSEQ_LIST and the known qualifier KNOWN_QLF | |
573 | for operand KNOWN_IDX, return the expected qualifier for operand IDX. | |
574 | ||
575 | Return NIL if more than one expected qualifiers are found. */ | |
576 | ||
577 | aarch64_opnd_qualifier_t | |
578 | aarch64_get_expected_qualifier (const aarch64_opnd_qualifier_seq_t *qseq_list, | |
579 | int idx, | |
580 | const aarch64_opnd_qualifier_t known_qlf, | |
581 | int known_idx) | |
582 | { | |
583 | int i, saved_i; | |
584 | ||
585 | /* Special case. | |
586 | ||
587 | When the known qualifier is NIL, we have to assume that there is only | |
588 | one qualifier sequence in the *QSEQ_LIST and return the corresponding | |
589 | qualifier directly. One scenario is that for instruction | |
590 | PRFM <prfop>, [<Xn|SP>, #:lo12:<symbol>] | |
591 | which has only one possible valid qualifier sequence | |
592 | NIL, S_D | |
593 | the caller may pass NIL in KNOWN_QLF to obtain S_D so that it can | |
594 | determine the correct relocation type (i.e. LDST64_LO12) for PRFM. | |
595 | ||
596 | Because the qualifier NIL has dual roles in the qualifier sequence: | |
597 | it can mean no qualifier for the operand, or the qualifer sequence is | |
598 | not in use (when all qualifiers in the sequence are NILs), we have to | |
599 | handle this special case here. */ | |
600 | if (known_qlf == AARCH64_OPND_NIL) | |
601 | { | |
602 | assert (qseq_list[0][known_idx] == AARCH64_OPND_NIL); | |
603 | return qseq_list[0][idx]; | |
604 | } | |
605 | ||
606 | for (i = 0, saved_i = -1; i < AARCH64_MAX_QLF_SEQ_NUM; ++i) | |
607 | { | |
608 | if (qseq_list[i][known_idx] == known_qlf) | |
609 | { | |
610 | if (saved_i != -1) | |
611 | /* More than one sequences are found to have KNOWN_QLF at | |
612 | KNOWN_IDX. */ | |
613 | return AARCH64_OPND_NIL; | |
614 | saved_i = i; | |
615 | } | |
616 | } | |
617 | ||
618 | return qseq_list[saved_i][idx]; | |
619 | } | |
620 | ||
621 | enum operand_qualifier_kind | |
622 | { | |
623 | OQK_NIL, | |
624 | OQK_OPD_VARIANT, | |
625 | OQK_VALUE_IN_RANGE, | |
626 | OQK_MISC, | |
627 | }; | |
628 | ||
629 | /* Operand qualifier description. */ | |
630 | struct operand_qualifier_data | |
631 | { | |
632 | /* The usage of the three data fields depends on the qualifier kind. */ | |
633 | int data0; | |
634 | int data1; | |
635 | int data2; | |
636 | /* Description. */ | |
637 | const char *desc; | |
638 | /* Kind. */ | |
639 | enum operand_qualifier_kind kind; | |
640 | }; | |
641 | ||
642 | /* Indexed by the operand qualifier enumerators. */ | |
643 | struct operand_qualifier_data aarch64_opnd_qualifiers[] = | |
644 | { | |
645 | {0, 0, 0, "NIL", OQK_NIL}, | |
646 | ||
647 | /* Operand variant qualifiers. | |
648 | First 3 fields: | |
649 | element size, number of elements and common value for encoding. */ | |
650 | ||
651 | {4, 1, 0x0, "w", OQK_OPD_VARIANT}, | |
652 | {8, 1, 0x1, "x", OQK_OPD_VARIANT}, | |
653 | {4, 1, 0x0, "wsp", OQK_OPD_VARIANT}, | |
654 | {8, 1, 0x1, "sp", OQK_OPD_VARIANT}, | |
655 | ||
656 | {1, 1, 0x0, "b", OQK_OPD_VARIANT}, | |
657 | {2, 1, 0x1, "h", OQK_OPD_VARIANT}, | |
658 | {4, 1, 0x2, "s", OQK_OPD_VARIANT}, | |
659 | {8, 1, 0x3, "d", OQK_OPD_VARIANT}, | |
660 | {16, 1, 0x4, "q", OQK_OPD_VARIANT}, | |
661 | ||
662 | {1, 8, 0x0, "8b", OQK_OPD_VARIANT}, | |
663 | {1, 16, 0x1, "16b", OQK_OPD_VARIANT}, | |
3067d3b9 | 664 | {2, 2, 0x0, "2h", OQK_OPD_VARIANT}, |
a06ea964 NC |
665 | {2, 4, 0x2, "4h", OQK_OPD_VARIANT}, |
666 | {2, 8, 0x3, "8h", OQK_OPD_VARIANT}, | |
667 | {4, 2, 0x4, "2s", OQK_OPD_VARIANT}, | |
668 | {4, 4, 0x5, "4s", OQK_OPD_VARIANT}, | |
669 | {8, 1, 0x6, "1d", OQK_OPD_VARIANT}, | |
670 | {8, 2, 0x7, "2d", OQK_OPD_VARIANT}, | |
671 | {16, 1, 0x8, "1q", OQK_OPD_VARIANT}, | |
672 | ||
d50c751e RS |
673 | {0, 0, 0, "z", OQK_OPD_VARIANT}, |
674 | {0, 0, 0, "m", OQK_OPD_VARIANT}, | |
675 | ||
a06ea964 NC |
676 | /* Qualifiers constraining the value range. |
677 | First 3 fields: | |
678 | Lower bound, higher bound, unused. */ | |
679 | ||
680 | {0, 7, 0, "imm_0_7" , OQK_VALUE_IN_RANGE}, | |
681 | {0, 15, 0, "imm_0_15", OQK_VALUE_IN_RANGE}, | |
682 | {0, 31, 0, "imm_0_31", OQK_VALUE_IN_RANGE}, | |
683 | {0, 63, 0, "imm_0_63", OQK_VALUE_IN_RANGE}, | |
684 | {1, 32, 0, "imm_1_32", OQK_VALUE_IN_RANGE}, | |
685 | {1, 64, 0, "imm_1_64", OQK_VALUE_IN_RANGE}, | |
686 | ||
687 | /* Qualifiers for miscellaneous purpose. | |
688 | First 3 fields: | |
689 | unused, unused and unused. */ | |
690 | ||
691 | {0, 0, 0, "lsl", 0}, | |
692 | {0, 0, 0, "msl", 0}, | |
693 | ||
694 | {0, 0, 0, "retrieving", 0}, | |
695 | }; | |
696 | ||
697 | static inline bfd_boolean | |
698 | operand_variant_qualifier_p (aarch64_opnd_qualifier_t qualifier) | |
699 | { | |
700 | return (aarch64_opnd_qualifiers[qualifier].kind == OQK_OPD_VARIANT) | |
701 | ? TRUE : FALSE; | |
702 | } | |
703 | ||
704 | static inline bfd_boolean | |
705 | qualifier_value_in_range_constraint_p (aarch64_opnd_qualifier_t qualifier) | |
706 | { | |
707 | return (aarch64_opnd_qualifiers[qualifier].kind == OQK_VALUE_IN_RANGE) | |
708 | ? TRUE : FALSE; | |
709 | } | |
710 | ||
711 | const char* | |
712 | aarch64_get_qualifier_name (aarch64_opnd_qualifier_t qualifier) | |
713 | { | |
714 | return aarch64_opnd_qualifiers[qualifier].desc; | |
715 | } | |
716 | ||
717 | /* Given an operand qualifier, return the expected data element size | |
718 | of a qualified operand. */ | |
719 | unsigned char | |
720 | aarch64_get_qualifier_esize (aarch64_opnd_qualifier_t qualifier) | |
721 | { | |
722 | assert (operand_variant_qualifier_p (qualifier) == TRUE); | |
723 | return aarch64_opnd_qualifiers[qualifier].data0; | |
724 | } | |
725 | ||
726 | unsigned char | |
727 | aarch64_get_qualifier_nelem (aarch64_opnd_qualifier_t qualifier) | |
728 | { | |
729 | assert (operand_variant_qualifier_p (qualifier) == TRUE); | |
730 | return aarch64_opnd_qualifiers[qualifier].data1; | |
731 | } | |
732 | ||
733 | aarch64_insn | |
734 | aarch64_get_qualifier_standard_value (aarch64_opnd_qualifier_t qualifier) | |
735 | { | |
736 | assert (operand_variant_qualifier_p (qualifier) == TRUE); | |
737 | return aarch64_opnd_qualifiers[qualifier].data2; | |
738 | } | |
739 | ||
740 | static int | |
741 | get_lower_bound (aarch64_opnd_qualifier_t qualifier) | |
742 | { | |
743 | assert (qualifier_value_in_range_constraint_p (qualifier) == TRUE); | |
744 | return aarch64_opnd_qualifiers[qualifier].data0; | |
745 | } | |
746 | ||
747 | static int | |
748 | get_upper_bound (aarch64_opnd_qualifier_t qualifier) | |
749 | { | |
750 | assert (qualifier_value_in_range_constraint_p (qualifier) == TRUE); | |
751 | return aarch64_opnd_qualifiers[qualifier].data1; | |
752 | } | |
753 | ||
754 | #ifdef DEBUG_AARCH64 | |
755 | void | |
756 | aarch64_verbose (const char *str, ...) | |
757 | { | |
758 | va_list ap; | |
759 | va_start (ap, str); | |
760 | printf ("#### "); | |
761 | vprintf (str, ap); | |
762 | printf ("\n"); | |
763 | va_end (ap); | |
764 | } | |
765 | ||
766 | static inline void | |
767 | dump_qualifier_sequence (const aarch64_opnd_qualifier_t *qualifier) | |
768 | { | |
769 | int i; | |
770 | printf ("#### \t"); | |
771 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i, ++qualifier) | |
772 | printf ("%s,", aarch64_get_qualifier_name (*qualifier)); | |
773 | printf ("\n"); | |
774 | } | |
775 | ||
776 | static void | |
777 | dump_match_qualifiers (const struct aarch64_opnd_info *opnd, | |
778 | const aarch64_opnd_qualifier_t *qualifier) | |
779 | { | |
780 | int i; | |
781 | aarch64_opnd_qualifier_t curr[AARCH64_MAX_OPND_NUM]; | |
782 | ||
783 | aarch64_verbose ("dump_match_qualifiers:"); | |
784 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i) | |
785 | curr[i] = opnd[i].qualifier; | |
786 | dump_qualifier_sequence (curr); | |
787 | aarch64_verbose ("against"); | |
788 | dump_qualifier_sequence (qualifier); | |
789 | } | |
790 | #endif /* DEBUG_AARCH64 */ | |
791 | ||
792 | /* TODO improve this, we can have an extra field at the runtime to | |
793 | store the number of operands rather than calculating it every time. */ | |
794 | ||
795 | int | |
796 | aarch64_num_of_operands (const aarch64_opcode *opcode) | |
797 | { | |
798 | int i = 0; | |
799 | const enum aarch64_opnd *opnds = opcode->operands; | |
800 | while (opnds[i++] != AARCH64_OPND_NIL) | |
801 | ; | |
802 | --i; | |
803 | assert (i >= 0 && i <= AARCH64_MAX_OPND_NUM); | |
804 | return i; | |
805 | } | |
806 | ||
807 | /* Find the best matched qualifier sequence in *QUALIFIERS_LIST for INST. | |
808 | If succeeds, fill the found sequence in *RET, return 1; otherwise return 0. | |
809 | ||
810 | N.B. on the entry, it is very likely that only some operands in *INST | |
811 | have had their qualifiers been established. | |
812 | ||
813 | If STOP_AT is not -1, the function will only try to match | |
814 | the qualifier sequence for operands before and including the operand | |
815 | of index STOP_AT; and on success *RET will only be filled with the first | |
816 | (STOP_AT+1) qualifiers. | |
817 | ||
818 | A couple examples of the matching algorithm: | |
819 | ||
820 | X,W,NIL should match | |
821 | X,W,NIL | |
822 | ||
823 | NIL,NIL should match | |
824 | X ,NIL | |
825 | ||
826 | Apart from serving the main encoding routine, this can also be called | |
827 | during or after the operand decoding. */ | |
828 | ||
829 | int | |
830 | aarch64_find_best_match (const aarch64_inst *inst, | |
831 | const aarch64_opnd_qualifier_seq_t *qualifiers_list, | |
832 | int stop_at, aarch64_opnd_qualifier_t *ret) | |
833 | { | |
834 | int found = 0; | |
835 | int i, num_opnds; | |
836 | const aarch64_opnd_qualifier_t *qualifiers; | |
837 | ||
838 | num_opnds = aarch64_num_of_operands (inst->opcode); | |
839 | if (num_opnds == 0) | |
840 | { | |
841 | DEBUG_TRACE ("SUCCEED: no operand"); | |
842 | return 1; | |
843 | } | |
844 | ||
845 | if (stop_at < 0 || stop_at >= num_opnds) | |
846 | stop_at = num_opnds - 1; | |
847 | ||
848 | /* For each pattern. */ | |
849 | for (i = 0; i < AARCH64_MAX_QLF_SEQ_NUM; ++i, ++qualifiers_list) | |
850 | { | |
851 | int j; | |
852 | qualifiers = *qualifiers_list; | |
853 | ||
854 | /* Start as positive. */ | |
855 | found = 1; | |
856 | ||
857 | DEBUG_TRACE ("%d", i); | |
858 | #ifdef DEBUG_AARCH64 | |
859 | if (debug_dump) | |
860 | dump_match_qualifiers (inst->operands, qualifiers); | |
861 | #endif | |
862 | ||
863 | /* Most opcodes has much fewer patterns in the list. | |
864 | First NIL qualifier indicates the end in the list. */ | |
865 | if (empty_qualifier_sequence_p (qualifiers) == TRUE) | |
866 | { | |
867 | DEBUG_TRACE_IF (i == 0, "SUCCEED: empty qualifier list"); | |
868 | if (i) | |
869 | found = 0; | |
870 | break; | |
871 | } | |
872 | ||
873 | for (j = 0; j < num_opnds && j <= stop_at; ++j, ++qualifiers) | |
874 | { | |
875 | if (inst->operands[j].qualifier == AARCH64_OPND_QLF_NIL) | |
876 | { | |
877 | /* Either the operand does not have qualifier, or the qualifier | |
878 | for the operand needs to be deduced from the qualifier | |
879 | sequence. | |
880 | In the latter case, any constraint checking related with | |
881 | the obtained qualifier should be done later in | |
882 | operand_general_constraint_met_p. */ | |
883 | continue; | |
884 | } | |
885 | else if (*qualifiers != inst->operands[j].qualifier) | |
886 | { | |
887 | /* Unless the target qualifier can also qualify the operand | |
888 | (which has already had a non-nil qualifier), non-equal | |
889 | qualifiers are generally un-matched. */ | |
890 | if (operand_also_qualified_p (inst->operands + j, *qualifiers)) | |
891 | continue; | |
892 | else | |
893 | { | |
894 | found = 0; | |
895 | break; | |
896 | } | |
897 | } | |
898 | else | |
899 | continue; /* Equal qualifiers are certainly matched. */ | |
900 | } | |
901 | ||
902 | /* Qualifiers established. */ | |
903 | if (found == 1) | |
904 | break; | |
905 | } | |
906 | ||
907 | if (found == 1) | |
908 | { | |
909 | /* Fill the result in *RET. */ | |
910 | int j; | |
911 | qualifiers = *qualifiers_list; | |
912 | ||
913 | DEBUG_TRACE ("complete qualifiers using list %d", i); | |
914 | #ifdef DEBUG_AARCH64 | |
915 | if (debug_dump) | |
916 | dump_qualifier_sequence (qualifiers); | |
917 | #endif | |
918 | ||
919 | for (j = 0; j <= stop_at; ++j, ++qualifiers) | |
920 | ret[j] = *qualifiers; | |
921 | for (; j < AARCH64_MAX_OPND_NUM; ++j) | |
922 | ret[j] = AARCH64_OPND_QLF_NIL; | |
923 | ||
924 | DEBUG_TRACE ("SUCCESS"); | |
925 | return 1; | |
926 | } | |
927 | ||
928 | DEBUG_TRACE ("FAIL"); | |
929 | return 0; | |
930 | } | |
931 | ||
932 | /* Operand qualifier matching and resolving. | |
933 | ||
934 | Return 1 if the operand qualifier(s) in *INST match one of the qualifier | |
935 | sequences in INST->OPCODE->qualifiers_list; otherwise return 0. | |
936 | ||
937 | if UPDATE_P == TRUE, update the qualifier(s) in *INST after the matching | |
938 | succeeds. */ | |
939 | ||
940 | static int | |
941 | match_operands_qualifier (aarch64_inst *inst, bfd_boolean update_p) | |
942 | { | |
4989adac | 943 | int i, nops; |
a06ea964 NC |
944 | aarch64_opnd_qualifier_seq_t qualifiers; |
945 | ||
946 | if (!aarch64_find_best_match (inst, inst->opcode->qualifiers_list, -1, | |
947 | qualifiers)) | |
948 | { | |
949 | DEBUG_TRACE ("matching FAIL"); | |
950 | return 0; | |
951 | } | |
952 | ||
4989adac RS |
953 | if (inst->opcode->flags & F_STRICT) |
954 | { | |
955 | /* Require an exact qualifier match, even for NIL qualifiers. */ | |
956 | nops = aarch64_num_of_operands (inst->opcode); | |
957 | for (i = 0; i < nops; ++i) | |
958 | if (inst->operands[i].qualifier != qualifiers[i]) | |
959 | return FALSE; | |
960 | } | |
961 | ||
a06ea964 NC |
962 | /* Update the qualifiers. */ |
963 | if (update_p == TRUE) | |
964 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i) | |
965 | { | |
966 | if (inst->opcode->operands[i] == AARCH64_OPND_NIL) | |
967 | break; | |
968 | DEBUG_TRACE_IF (inst->operands[i].qualifier != qualifiers[i], | |
969 | "update %s with %s for operand %d", | |
970 | aarch64_get_qualifier_name (inst->operands[i].qualifier), | |
971 | aarch64_get_qualifier_name (qualifiers[i]), i); | |
972 | inst->operands[i].qualifier = qualifiers[i]; | |
973 | } | |
974 | ||
975 | DEBUG_TRACE ("matching SUCCESS"); | |
976 | return 1; | |
977 | } | |
978 | ||
979 | /* Return TRUE if VALUE is a wide constant that can be moved into a general | |
980 | register by MOVZ. | |
981 | ||
982 | IS32 indicates whether value is a 32-bit immediate or not. | |
983 | If SHIFT_AMOUNT is not NULL, on the return of TRUE, the logical left shift | |
984 | amount will be returned in *SHIFT_AMOUNT. */ | |
985 | ||
986 | bfd_boolean | |
987 | aarch64_wide_constant_p (int64_t value, int is32, unsigned int *shift_amount) | |
988 | { | |
989 | int amount; | |
990 | ||
991 | DEBUG_TRACE ("enter with 0x%" PRIx64 "(%" PRIi64 ")", value, value); | |
992 | ||
993 | if (is32) | |
994 | { | |
995 | /* Allow all zeros or all ones in top 32-bits, so that | |
996 | 32-bit constant expressions like ~0x80000000 are | |
997 | permitted. */ | |
998 | uint64_t ext = value; | |
999 | if (ext >> 32 != 0 && ext >> 32 != (uint64_t) 0xffffffff) | |
1000 | /* Immediate out of range. */ | |
1001 | return FALSE; | |
1002 | value &= (int64_t) 0xffffffff; | |
1003 | } | |
1004 | ||
1005 | /* first, try movz then movn */ | |
1006 | amount = -1; | |
1007 | if ((value & ((int64_t) 0xffff << 0)) == value) | |
1008 | amount = 0; | |
1009 | else if ((value & ((int64_t) 0xffff << 16)) == value) | |
1010 | amount = 16; | |
1011 | else if (!is32 && (value & ((int64_t) 0xffff << 32)) == value) | |
1012 | amount = 32; | |
1013 | else if (!is32 && (value & ((int64_t) 0xffff << 48)) == value) | |
1014 | amount = 48; | |
1015 | ||
1016 | if (amount == -1) | |
1017 | { | |
1018 | DEBUG_TRACE ("exit FALSE with 0x%" PRIx64 "(%" PRIi64 ")", value, value); | |
1019 | return FALSE; | |
1020 | } | |
1021 | ||
1022 | if (shift_amount != NULL) | |
1023 | *shift_amount = amount; | |
1024 | ||
1025 | DEBUG_TRACE ("exit TRUE with amount %d", amount); | |
1026 | ||
1027 | return TRUE; | |
1028 | } | |
1029 | ||
1030 | /* Build the accepted values for immediate logical SIMD instructions. | |
1031 | ||
1032 | The standard encodings of the immediate value are: | |
1033 | N imms immr SIMD size R S | |
1034 | 1 ssssss rrrrrr 64 UInt(rrrrrr) UInt(ssssss) | |
1035 | 0 0sssss 0rrrrr 32 UInt(rrrrr) UInt(sssss) | |
1036 | 0 10ssss 00rrrr 16 UInt(rrrr) UInt(ssss) | |
1037 | 0 110sss 000rrr 8 UInt(rrr) UInt(sss) | |
1038 | 0 1110ss 0000rr 4 UInt(rr) UInt(ss) | |
1039 | 0 11110s 00000r 2 UInt(r) UInt(s) | |
1040 | where all-ones value of S is reserved. | |
1041 | ||
1042 | Let's call E the SIMD size. | |
1043 | ||
1044 | The immediate value is: S+1 bits '1' rotated to the right by R. | |
1045 | ||
1046 | The total of valid encodings is 64*63 + 32*31 + ... + 2*1 = 5334 | |
1047 | (remember S != E - 1). */ | |
1048 | ||
1049 | #define TOTAL_IMM_NB 5334 | |
1050 | ||
1051 | typedef struct | |
1052 | { | |
1053 | uint64_t imm; | |
1054 | aarch64_insn encoding; | |
1055 | } simd_imm_encoding; | |
1056 | ||
1057 | static simd_imm_encoding simd_immediates[TOTAL_IMM_NB]; | |
1058 | ||
1059 | static int | |
1060 | simd_imm_encoding_cmp(const void *i1, const void *i2) | |
1061 | { | |
1062 | const simd_imm_encoding *imm1 = (const simd_imm_encoding *)i1; | |
1063 | const simd_imm_encoding *imm2 = (const simd_imm_encoding *)i2; | |
1064 | ||
1065 | if (imm1->imm < imm2->imm) | |
1066 | return -1; | |
1067 | if (imm1->imm > imm2->imm) | |
1068 | return +1; | |
1069 | return 0; | |
1070 | } | |
1071 | ||
1072 | /* immediate bitfield standard encoding | |
1073 | imm13<12> imm13<5:0> imm13<11:6> SIMD size R S | |
1074 | 1 ssssss rrrrrr 64 rrrrrr ssssss | |
1075 | 0 0sssss 0rrrrr 32 rrrrr sssss | |
1076 | 0 10ssss 00rrrr 16 rrrr ssss | |
1077 | 0 110sss 000rrr 8 rrr sss | |
1078 | 0 1110ss 0000rr 4 rr ss | |
1079 | 0 11110s 00000r 2 r s */ | |
1080 | static inline int | |
1081 | encode_immediate_bitfield (int is64, uint32_t s, uint32_t r) | |
1082 | { | |
1083 | return (is64 << 12) | (r << 6) | s; | |
1084 | } | |
1085 | ||
1086 | static void | |
1087 | build_immediate_table (void) | |
1088 | { | |
1089 | uint32_t log_e, e, s, r, s_mask; | |
1090 | uint64_t mask, imm; | |
1091 | int nb_imms; | |
1092 | int is64; | |
1093 | ||
1094 | nb_imms = 0; | |
1095 | for (log_e = 1; log_e <= 6; log_e++) | |
1096 | { | |
1097 | /* Get element size. */ | |
1098 | e = 1u << log_e; | |
1099 | if (log_e == 6) | |
1100 | { | |
1101 | is64 = 1; | |
1102 | mask = 0xffffffffffffffffull; | |
1103 | s_mask = 0; | |
1104 | } | |
1105 | else | |
1106 | { | |
1107 | is64 = 0; | |
1108 | mask = (1ull << e) - 1; | |
1109 | /* log_e s_mask | |
1110 | 1 ((1 << 4) - 1) << 2 = 111100 | |
1111 | 2 ((1 << 3) - 1) << 3 = 111000 | |
1112 | 3 ((1 << 2) - 1) << 4 = 110000 | |
1113 | 4 ((1 << 1) - 1) << 5 = 100000 | |
1114 | 5 ((1 << 0) - 1) << 6 = 000000 */ | |
1115 | s_mask = ((1u << (5 - log_e)) - 1) << (log_e + 1); | |
1116 | } | |
1117 | for (s = 0; s < e - 1; s++) | |
1118 | for (r = 0; r < e; r++) | |
1119 | { | |
1120 | /* s+1 consecutive bits to 1 (s < 63) */ | |
1121 | imm = (1ull << (s + 1)) - 1; | |
1122 | /* rotate right by r */ | |
1123 | if (r != 0) | |
1124 | imm = (imm >> r) | ((imm << (e - r)) & mask); | |
1125 | /* replicate the constant depending on SIMD size */ | |
1126 | switch (log_e) | |
1127 | { | |
1128 | case 1: imm = (imm << 2) | imm; | |
1129 | case 2: imm = (imm << 4) | imm; | |
1130 | case 3: imm = (imm << 8) | imm; | |
1131 | case 4: imm = (imm << 16) | imm; | |
1132 | case 5: imm = (imm << 32) | imm; | |
1133 | case 6: break; | |
1134 | default: abort (); | |
1135 | } | |
1136 | simd_immediates[nb_imms].imm = imm; | |
1137 | simd_immediates[nb_imms].encoding = | |
1138 | encode_immediate_bitfield(is64, s | s_mask, r); | |
1139 | nb_imms++; | |
1140 | } | |
1141 | } | |
1142 | assert (nb_imms == TOTAL_IMM_NB); | |
1143 | qsort(simd_immediates, nb_imms, | |
1144 | sizeof(simd_immediates[0]), simd_imm_encoding_cmp); | |
1145 | } | |
1146 | ||
1147 | /* Return TRUE if VALUE is a valid logical immediate, i.e. bitmask, that can | |
1148 | be accepted by logical (immediate) instructions | |
1149 | e.g. ORR <Xd|SP>, <Xn>, #<imm>. | |
1150 | ||
42408347 | 1151 | ESIZE is the number of bytes in the decoded immediate value. |
a06ea964 NC |
1152 | If ENCODING is not NULL, on the return of TRUE, the standard encoding for |
1153 | VALUE will be returned in *ENCODING. */ | |
1154 | ||
1155 | bfd_boolean | |
42408347 | 1156 | aarch64_logical_immediate_p (uint64_t value, int esize, aarch64_insn *encoding) |
a06ea964 NC |
1157 | { |
1158 | simd_imm_encoding imm_enc; | |
1159 | const simd_imm_encoding *imm_encoding; | |
1160 | static bfd_boolean initialized = FALSE; | |
42408347 RS |
1161 | uint64_t upper; |
1162 | int i; | |
a06ea964 NC |
1163 | |
1164 | DEBUG_TRACE ("enter with 0x%" PRIx64 "(%" PRIi64 "), is32: %d", value, | |
1165 | value, is32); | |
1166 | ||
1167 | if (initialized == FALSE) | |
1168 | { | |
1169 | build_immediate_table (); | |
1170 | initialized = TRUE; | |
1171 | } | |
1172 | ||
42408347 RS |
1173 | /* Allow all zeros or all ones in top bits, so that |
1174 | constant expressions like ~1 are permitted. */ | |
1175 | upper = (uint64_t) -1 << (esize * 4) << (esize * 4); | |
1176 | if ((value & ~upper) != value && (value | upper) != value) | |
1177 | return FALSE; | |
7e105031 | 1178 | |
42408347 RS |
1179 | /* Replicate to a full 64-bit value. */ |
1180 | value &= ~upper; | |
1181 | for (i = esize * 8; i < 64; i *= 2) | |
1182 | value |= (value << i); | |
a06ea964 NC |
1183 | |
1184 | imm_enc.imm = value; | |
1185 | imm_encoding = (const simd_imm_encoding *) | |
1186 | bsearch(&imm_enc, simd_immediates, TOTAL_IMM_NB, | |
1187 | sizeof(simd_immediates[0]), simd_imm_encoding_cmp); | |
1188 | if (imm_encoding == NULL) | |
1189 | { | |
1190 | DEBUG_TRACE ("exit with FALSE"); | |
1191 | return FALSE; | |
1192 | } | |
1193 | if (encoding != NULL) | |
1194 | *encoding = imm_encoding->encoding; | |
1195 | DEBUG_TRACE ("exit with TRUE"); | |
1196 | return TRUE; | |
1197 | } | |
1198 | ||
1199 | /* If 64-bit immediate IMM is in the format of | |
1200 | "aaaaaaaabbbbbbbbccccccccddddddddeeeeeeeeffffffffgggggggghhhhhhhh", | |
1201 | where a, b, c, d, e, f, g and h are independently 0 or 1, return an integer | |
1202 | of value "abcdefgh". Otherwise return -1. */ | |
1203 | int | |
1204 | aarch64_shrink_expanded_imm8 (uint64_t imm) | |
1205 | { | |
1206 | int i, ret; | |
1207 | uint32_t byte; | |
1208 | ||
1209 | ret = 0; | |
1210 | for (i = 0; i < 8; i++) | |
1211 | { | |
1212 | byte = (imm >> (8 * i)) & 0xff; | |
1213 | if (byte == 0xff) | |
1214 | ret |= 1 << i; | |
1215 | else if (byte != 0x00) | |
1216 | return -1; | |
1217 | } | |
1218 | return ret; | |
1219 | } | |
1220 | ||
1221 | /* Utility inline functions for operand_general_constraint_met_p. */ | |
1222 | ||
1223 | static inline void | |
1224 | set_error (aarch64_operand_error *mismatch_detail, | |
1225 | enum aarch64_operand_error_kind kind, int idx, | |
1226 | const char* error) | |
1227 | { | |
1228 | if (mismatch_detail == NULL) | |
1229 | return; | |
1230 | mismatch_detail->kind = kind; | |
1231 | mismatch_detail->index = idx; | |
1232 | mismatch_detail->error = error; | |
1233 | } | |
1234 | ||
4e50d5f8 YZ |
1235 | static inline void |
1236 | set_syntax_error (aarch64_operand_error *mismatch_detail, int idx, | |
1237 | const char* error) | |
1238 | { | |
1239 | if (mismatch_detail == NULL) | |
1240 | return; | |
1241 | set_error (mismatch_detail, AARCH64_OPDE_SYNTAX_ERROR, idx, error); | |
1242 | } | |
1243 | ||
a06ea964 NC |
1244 | static inline void |
1245 | set_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1246 | int idx, int lower_bound, int upper_bound, | |
1247 | const char* error) | |
1248 | { | |
1249 | if (mismatch_detail == NULL) | |
1250 | return; | |
1251 | set_error (mismatch_detail, AARCH64_OPDE_OUT_OF_RANGE, idx, error); | |
1252 | mismatch_detail->data[0] = lower_bound; | |
1253 | mismatch_detail->data[1] = upper_bound; | |
1254 | } | |
1255 | ||
1256 | static inline void | |
1257 | set_imm_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1258 | int idx, int lower_bound, int upper_bound) | |
1259 | { | |
1260 | if (mismatch_detail == NULL) | |
1261 | return; | |
1262 | set_out_of_range_error (mismatch_detail, idx, lower_bound, upper_bound, | |
1263 | _("immediate value")); | |
1264 | } | |
1265 | ||
1266 | static inline void | |
1267 | set_offset_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1268 | int idx, int lower_bound, int upper_bound) | |
1269 | { | |
1270 | if (mismatch_detail == NULL) | |
1271 | return; | |
1272 | set_out_of_range_error (mismatch_detail, idx, lower_bound, upper_bound, | |
1273 | _("immediate offset")); | |
1274 | } | |
1275 | ||
1276 | static inline void | |
1277 | set_regno_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1278 | int idx, int lower_bound, int upper_bound) | |
1279 | { | |
1280 | if (mismatch_detail == NULL) | |
1281 | return; | |
1282 | set_out_of_range_error (mismatch_detail, idx, lower_bound, upper_bound, | |
1283 | _("register number")); | |
1284 | } | |
1285 | ||
1286 | static inline void | |
1287 | set_elem_idx_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1288 | int idx, int lower_bound, int upper_bound) | |
1289 | { | |
1290 | if (mismatch_detail == NULL) | |
1291 | return; | |
1292 | set_out_of_range_error (mismatch_detail, idx, lower_bound, upper_bound, | |
1293 | _("register element index")); | |
1294 | } | |
1295 | ||
1296 | static inline void | |
1297 | set_sft_amount_out_of_range_error (aarch64_operand_error *mismatch_detail, | |
1298 | int idx, int lower_bound, int upper_bound) | |
1299 | { | |
1300 | if (mismatch_detail == NULL) | |
1301 | return; | |
1302 | set_out_of_range_error (mismatch_detail, idx, lower_bound, upper_bound, | |
1303 | _("shift amount")); | |
1304 | } | |
1305 | ||
1306 | static inline void | |
1307 | set_unaligned_error (aarch64_operand_error *mismatch_detail, int idx, | |
1308 | int alignment) | |
1309 | { | |
1310 | if (mismatch_detail == NULL) | |
1311 | return; | |
1312 | set_error (mismatch_detail, AARCH64_OPDE_UNALIGNED, idx, NULL); | |
1313 | mismatch_detail->data[0] = alignment; | |
1314 | } | |
1315 | ||
1316 | static inline void | |
1317 | set_reg_list_error (aarch64_operand_error *mismatch_detail, int idx, | |
1318 | int expected_num) | |
1319 | { | |
1320 | if (mismatch_detail == NULL) | |
1321 | return; | |
1322 | set_error (mismatch_detail, AARCH64_OPDE_REG_LIST, idx, NULL); | |
1323 | mismatch_detail->data[0] = expected_num; | |
1324 | } | |
1325 | ||
1326 | static inline void | |
1327 | set_other_error (aarch64_operand_error *mismatch_detail, int idx, | |
1328 | const char* error) | |
1329 | { | |
1330 | if (mismatch_detail == NULL) | |
1331 | return; | |
1332 | set_error (mismatch_detail, AARCH64_OPDE_OTHER_ERROR, idx, error); | |
1333 | } | |
1334 | ||
1335 | /* General constraint checking based on operand code. | |
1336 | ||
1337 | Return 1 if OPNDS[IDX] meets the general constraint of operand code TYPE | |
1338 | as the IDXth operand of opcode OPCODE. Otherwise return 0. | |
1339 | ||
1340 | This function has to be called after the qualifiers for all operands | |
1341 | have been resolved. | |
1342 | ||
1343 | Mismatching error message is returned in *MISMATCH_DETAIL upon request, | |
1344 | i.e. when MISMATCH_DETAIL is non-NULL. This avoids the generation | |
1345 | of error message during the disassembling where error message is not | |
1346 | wanted. We avoid the dynamic construction of strings of error messages | |
1347 | here (i.e. in libopcodes), as it is costly and complicated; instead, we | |
1348 | use a combination of error code, static string and some integer data to | |
1349 | represent an error. */ | |
1350 | ||
1351 | static int | |
1352 | operand_general_constraint_met_p (const aarch64_opnd_info *opnds, int idx, | |
1353 | enum aarch64_opnd type, | |
1354 | const aarch64_opcode *opcode, | |
1355 | aarch64_operand_error *mismatch_detail) | |
1356 | { | |
1357 | unsigned num; | |
1358 | unsigned char size; | |
1359 | int64_t imm; | |
1360 | const aarch64_opnd_info *opnd = opnds + idx; | |
1361 | aarch64_opnd_qualifier_t qualifier = opnd->qualifier; | |
1362 | ||
1363 | assert (opcode->operands[idx] == opnd->type && opnd->type == type); | |
1364 | ||
1365 | switch (aarch64_operands[type].op_class) | |
1366 | { | |
1367 | case AARCH64_OPND_CLASS_INT_REG: | |
ee804238 JW |
1368 | /* Check pair reg constraints for cas* instructions. */ |
1369 | if (type == AARCH64_OPND_PAIRREG) | |
1370 | { | |
1371 | assert (idx == 1 || idx == 3); | |
1372 | if (opnds[idx - 1].reg.regno % 2 != 0) | |
1373 | { | |
1374 | set_syntax_error (mismatch_detail, idx - 1, | |
1375 | _("reg pair must start from even reg")); | |
1376 | return 0; | |
1377 | } | |
1378 | if (opnds[idx].reg.regno != opnds[idx - 1].reg.regno + 1) | |
1379 | { | |
1380 | set_syntax_error (mismatch_detail, idx, | |
1381 | _("reg pair must be contiguous")); | |
1382 | return 0; | |
1383 | } | |
1384 | break; | |
1385 | } | |
1386 | ||
a06ea964 NC |
1387 | /* <Xt> may be optional in some IC and TLBI instructions. */ |
1388 | if (type == AARCH64_OPND_Rt_SYS) | |
1389 | { | |
1390 | assert (idx == 1 && (aarch64_get_operand_class (opnds[0].type) | |
1391 | == AARCH64_OPND_CLASS_SYSTEM)); | |
ea2deeec MW |
1392 | if (opnds[1].present |
1393 | && !aarch64_sys_ins_reg_has_xt (opnds[0].sysins_op)) | |
a06ea964 NC |
1394 | { |
1395 | set_other_error (mismatch_detail, idx, _("extraneous register")); | |
1396 | return 0; | |
1397 | } | |
ea2deeec MW |
1398 | if (!opnds[1].present |
1399 | && aarch64_sys_ins_reg_has_xt (opnds[0].sysins_op)) | |
a06ea964 NC |
1400 | { |
1401 | set_other_error (mismatch_detail, idx, _("missing register")); | |
1402 | return 0; | |
1403 | } | |
1404 | } | |
1405 | switch (qualifier) | |
1406 | { | |
1407 | case AARCH64_OPND_QLF_WSP: | |
1408 | case AARCH64_OPND_QLF_SP: | |
1409 | if (!aarch64_stack_pointer_p (opnd)) | |
1410 | { | |
1411 | set_other_error (mismatch_detail, idx, | |
1412 | _("stack pointer register expected")); | |
1413 | return 0; | |
1414 | } | |
1415 | break; | |
1416 | default: | |
1417 | break; | |
1418 | } | |
1419 | break; | |
1420 | ||
f11ad6bc RS |
1421 | case AARCH64_OPND_CLASS_SVE_REG: |
1422 | switch (type) | |
1423 | { | |
1424 | case AARCH64_OPND_SVE_Zn_INDEX: | |
1425 | size = aarch64_get_qualifier_esize (opnd->qualifier); | |
1426 | if (!value_in_range_p (opnd->reglane.index, 0, 64 / size - 1)) | |
1427 | { | |
1428 | set_elem_idx_out_of_range_error (mismatch_detail, idx, | |
1429 | 0, 64 / size - 1); | |
1430 | return 0; | |
1431 | } | |
1432 | break; | |
1433 | ||
1434 | case AARCH64_OPND_SVE_ZnxN: | |
1435 | case AARCH64_OPND_SVE_ZtxN: | |
1436 | if (opnd->reglist.num_regs != get_opcode_dependent_value (opcode)) | |
1437 | { | |
1438 | set_other_error (mismatch_detail, idx, | |
1439 | _("invalid register list")); | |
1440 | return 0; | |
1441 | } | |
1442 | break; | |
1443 | ||
1444 | default: | |
1445 | break; | |
1446 | } | |
1447 | break; | |
1448 | ||
1449 | case AARCH64_OPND_CLASS_PRED_REG: | |
1450 | if (opnd->reg.regno >= 8 | |
1451 | && get_operand_fields_width (get_operand_from_code (type)) == 3) | |
1452 | { | |
1453 | set_other_error (mismatch_detail, idx, _("p0-p7 expected")); | |
1454 | return 0; | |
1455 | } | |
1456 | break; | |
1457 | ||
68a64283 YZ |
1458 | case AARCH64_OPND_CLASS_COND: |
1459 | if (type == AARCH64_OPND_COND1 | |
1460 | && (opnds[idx].cond->value & 0xe) == 0xe) | |
1461 | { | |
1462 | /* Not allow AL or NV. */ | |
1463 | set_syntax_error (mismatch_detail, idx, NULL); | |
1464 | } | |
1465 | break; | |
1466 | ||
a06ea964 NC |
1467 | case AARCH64_OPND_CLASS_ADDRESS: |
1468 | /* Check writeback. */ | |
1469 | switch (opcode->iclass) | |
1470 | { | |
1471 | case ldst_pos: | |
1472 | case ldst_unscaled: | |
1473 | case ldstnapair_offs: | |
1474 | case ldstpair_off: | |
1475 | case ldst_unpriv: | |
1476 | if (opnd->addr.writeback == 1) | |
1477 | { | |
4e50d5f8 YZ |
1478 | set_syntax_error (mismatch_detail, idx, |
1479 | _("unexpected address writeback")); | |
a06ea964 NC |
1480 | return 0; |
1481 | } | |
1482 | break; | |
1483 | case ldst_imm9: | |
1484 | case ldstpair_indexed: | |
1485 | case asisdlsep: | |
1486 | case asisdlsop: | |
1487 | if (opnd->addr.writeback == 0) | |
1488 | { | |
4e50d5f8 YZ |
1489 | set_syntax_error (mismatch_detail, idx, |
1490 | _("address writeback expected")); | |
a06ea964 NC |
1491 | return 0; |
1492 | } | |
1493 | break; | |
1494 | default: | |
1495 | assert (opnd->addr.writeback == 0); | |
1496 | break; | |
1497 | } | |
1498 | switch (type) | |
1499 | { | |
1500 | case AARCH64_OPND_ADDR_SIMM7: | |
1501 | /* Scaled signed 7 bits immediate offset. */ | |
1502 | /* Get the size of the data element that is accessed, which may be | |
1503 | different from that of the source register size, | |
1504 | e.g. in strb/ldrb. */ | |
1505 | size = aarch64_get_qualifier_esize (opnd->qualifier); | |
1506 | if (!value_in_range_p (opnd->addr.offset.imm, -64 * size, 63 * size)) | |
1507 | { | |
1508 | set_offset_out_of_range_error (mismatch_detail, idx, | |
1509 | -64 * size, 63 * size); | |
1510 | return 0; | |
1511 | } | |
1512 | if (!value_aligned_p (opnd->addr.offset.imm, size)) | |
1513 | { | |
1514 | set_unaligned_error (mismatch_detail, idx, size); | |
1515 | return 0; | |
1516 | } | |
1517 | break; | |
1518 | case AARCH64_OPND_ADDR_SIMM9: | |
1519 | /* Unscaled signed 9 bits immediate offset. */ | |
1520 | if (!value_in_range_p (opnd->addr.offset.imm, -256, 255)) | |
1521 | { | |
1522 | set_offset_out_of_range_error (mismatch_detail, idx, -256, 255); | |
1523 | return 0; | |
1524 | } | |
1525 | break; | |
1526 | ||
1527 | case AARCH64_OPND_ADDR_SIMM9_2: | |
1528 | /* Unscaled signed 9 bits immediate offset, which has to be negative | |
1529 | or unaligned. */ | |
1530 | size = aarch64_get_qualifier_esize (qualifier); | |
1531 | if ((value_in_range_p (opnd->addr.offset.imm, 0, 255) | |
1532 | && !value_aligned_p (opnd->addr.offset.imm, size)) | |
1533 | || value_in_range_p (opnd->addr.offset.imm, -256, -1)) | |
1534 | return 1; | |
1535 | set_other_error (mismatch_detail, idx, | |
1536 | _("negative or unaligned offset expected")); | |
1537 | return 0; | |
1538 | ||
1539 | case AARCH64_OPND_SIMD_ADDR_POST: | |
1540 | /* AdvSIMD load/store multiple structures, post-index. */ | |
1541 | assert (idx == 1); | |
1542 | if (opnd->addr.offset.is_reg) | |
1543 | { | |
1544 | if (value_in_range_p (opnd->addr.offset.regno, 0, 30)) | |
1545 | return 1; | |
1546 | else | |
1547 | { | |
1548 | set_other_error (mismatch_detail, idx, | |
1549 | _("invalid register offset")); | |
1550 | return 0; | |
1551 | } | |
1552 | } | |
1553 | else | |
1554 | { | |
1555 | const aarch64_opnd_info *prev = &opnds[idx-1]; | |
1556 | unsigned num_bytes; /* total number of bytes transferred. */ | |
1557 | /* The opcode dependent area stores the number of elements in | |
1558 | each structure to be loaded/stored. */ | |
1559 | int is_ld1r = get_opcode_dependent_value (opcode) == 1; | |
1560 | if (opcode->operands[0] == AARCH64_OPND_LVt_AL) | |
1561 | /* Special handling of loading single structure to all lane. */ | |
1562 | num_bytes = (is_ld1r ? 1 : prev->reglist.num_regs) | |
1563 | * aarch64_get_qualifier_esize (prev->qualifier); | |
1564 | else | |
1565 | num_bytes = prev->reglist.num_regs | |
1566 | * aarch64_get_qualifier_esize (prev->qualifier) | |
1567 | * aarch64_get_qualifier_nelem (prev->qualifier); | |
1568 | if ((int) num_bytes != opnd->addr.offset.imm) | |
1569 | { | |
1570 | set_other_error (mismatch_detail, idx, | |
1571 | _("invalid post-increment amount")); | |
1572 | return 0; | |
1573 | } | |
1574 | } | |
1575 | break; | |
1576 | ||
1577 | case AARCH64_OPND_ADDR_REGOFF: | |
1578 | /* Get the size of the data element that is accessed, which may be | |
1579 | different from that of the source register size, | |
1580 | e.g. in strb/ldrb. */ | |
1581 | size = aarch64_get_qualifier_esize (opnd->qualifier); | |
1582 | /* It is either no shift or shift by the binary logarithm of SIZE. */ | |
1583 | if (opnd->shifter.amount != 0 | |
1584 | && opnd->shifter.amount != (int)get_logsz (size)) | |
1585 | { | |
1586 | set_other_error (mismatch_detail, idx, | |
1587 | _("invalid shift amount")); | |
1588 | return 0; | |
1589 | } | |
1590 | /* Only UXTW, LSL, SXTW and SXTX are the accepted extending | |
1591 | operators. */ | |
1592 | switch (opnd->shifter.kind) | |
1593 | { | |
1594 | case AARCH64_MOD_UXTW: | |
1595 | case AARCH64_MOD_LSL: | |
1596 | case AARCH64_MOD_SXTW: | |
1597 | case AARCH64_MOD_SXTX: break; | |
1598 | default: | |
1599 | set_other_error (mismatch_detail, idx, | |
1600 | _("invalid extend/shift operator")); | |
1601 | return 0; | |
1602 | } | |
1603 | break; | |
1604 | ||
1605 | case AARCH64_OPND_ADDR_UIMM12: | |
1606 | imm = opnd->addr.offset.imm; | |
1607 | /* Get the size of the data element that is accessed, which may be | |
1608 | different from that of the source register size, | |
1609 | e.g. in strb/ldrb. */ | |
1610 | size = aarch64_get_qualifier_esize (qualifier); | |
1611 | if (!value_in_range_p (opnd->addr.offset.imm, 0, 4095 * size)) | |
1612 | { | |
1613 | set_offset_out_of_range_error (mismatch_detail, idx, | |
1614 | 0, 4095 * size); | |
1615 | return 0; | |
1616 | } | |
9de794e1 | 1617 | if (!value_aligned_p (opnd->addr.offset.imm, size)) |
a06ea964 NC |
1618 | { |
1619 | set_unaligned_error (mismatch_detail, idx, size); | |
1620 | return 0; | |
1621 | } | |
1622 | break; | |
1623 | ||
1624 | case AARCH64_OPND_ADDR_PCREL14: | |
1625 | case AARCH64_OPND_ADDR_PCREL19: | |
1626 | case AARCH64_OPND_ADDR_PCREL21: | |
1627 | case AARCH64_OPND_ADDR_PCREL26: | |
1628 | imm = opnd->imm.value; | |
1629 | if (operand_need_shift_by_two (get_operand_from_code (type))) | |
1630 | { | |
1631 | /* The offset value in a PC-relative branch instruction is alway | |
1632 | 4-byte aligned and is encoded without the lowest 2 bits. */ | |
1633 | if (!value_aligned_p (imm, 4)) | |
1634 | { | |
1635 | set_unaligned_error (mismatch_detail, idx, 4); | |
1636 | return 0; | |
1637 | } | |
1638 | /* Right shift by 2 so that we can carry out the following check | |
1639 | canonically. */ | |
1640 | imm >>= 2; | |
1641 | } | |
1642 | size = get_operand_fields_width (get_operand_from_code (type)); | |
1643 | if (!value_fit_signed_field_p (imm, size)) | |
1644 | { | |
1645 | set_other_error (mismatch_detail, idx, | |
1646 | _("immediate out of range")); | |
1647 | return 0; | |
1648 | } | |
1649 | break; | |
1650 | ||
1651 | default: | |
1652 | break; | |
1653 | } | |
1654 | break; | |
1655 | ||
1656 | case AARCH64_OPND_CLASS_SIMD_REGLIST: | |
dab26bf4 RS |
1657 | if (type == AARCH64_OPND_LEt) |
1658 | { | |
1659 | /* Get the upper bound for the element index. */ | |
1660 | num = 16 / aarch64_get_qualifier_esize (qualifier) - 1; | |
1661 | if (!value_in_range_p (opnd->reglist.index, 0, num)) | |
1662 | { | |
1663 | set_elem_idx_out_of_range_error (mismatch_detail, idx, 0, num); | |
1664 | return 0; | |
1665 | } | |
1666 | } | |
a06ea964 NC |
1667 | /* The opcode dependent area stores the number of elements in |
1668 | each structure to be loaded/stored. */ | |
1669 | num = get_opcode_dependent_value (opcode); | |
1670 | switch (type) | |
1671 | { | |
1672 | case AARCH64_OPND_LVt: | |
1673 | assert (num >= 1 && num <= 4); | |
1674 | /* Unless LD1/ST1, the number of registers should be equal to that | |
1675 | of the structure elements. */ | |
1676 | if (num != 1 && opnd->reglist.num_regs != num) | |
1677 | { | |
1678 | set_reg_list_error (mismatch_detail, idx, num); | |
1679 | return 0; | |
1680 | } | |
1681 | break; | |
1682 | case AARCH64_OPND_LVt_AL: | |
1683 | case AARCH64_OPND_LEt: | |
1684 | assert (num >= 1 && num <= 4); | |
1685 | /* The number of registers should be equal to that of the structure | |
1686 | elements. */ | |
1687 | if (opnd->reglist.num_regs != num) | |
1688 | { | |
1689 | set_reg_list_error (mismatch_detail, idx, num); | |
1690 | return 0; | |
1691 | } | |
1692 | break; | |
1693 | default: | |
1694 | break; | |
1695 | } | |
1696 | break; | |
1697 | ||
1698 | case AARCH64_OPND_CLASS_IMMEDIATE: | |
1699 | /* Constraint check on immediate operand. */ | |
1700 | imm = opnd->imm.value; | |
1701 | /* E.g. imm_0_31 constrains value to be 0..31. */ | |
1702 | if (qualifier_value_in_range_constraint_p (qualifier) | |
1703 | && !value_in_range_p (imm, get_lower_bound (qualifier), | |
1704 | get_upper_bound (qualifier))) | |
1705 | { | |
1706 | set_imm_out_of_range_error (mismatch_detail, idx, | |
1707 | get_lower_bound (qualifier), | |
1708 | get_upper_bound (qualifier)); | |
1709 | return 0; | |
1710 | } | |
1711 | ||
1712 | switch (type) | |
1713 | { | |
1714 | case AARCH64_OPND_AIMM: | |
1715 | if (opnd->shifter.kind != AARCH64_MOD_LSL) | |
1716 | { | |
1717 | set_other_error (mismatch_detail, idx, | |
1718 | _("invalid shift operator")); | |
1719 | return 0; | |
1720 | } | |
1721 | if (opnd->shifter.amount != 0 && opnd->shifter.amount != 12) | |
1722 | { | |
1723 | set_other_error (mismatch_detail, idx, | |
1724 | _("shift amount expected to be 0 or 12")); | |
1725 | return 0; | |
1726 | } | |
1727 | if (!value_fit_unsigned_field_p (opnd->imm.value, 12)) | |
1728 | { | |
1729 | set_other_error (mismatch_detail, idx, | |
1730 | _("immediate out of range")); | |
1731 | return 0; | |
1732 | } | |
1733 | break; | |
1734 | ||
1735 | case AARCH64_OPND_HALF: | |
1736 | assert (idx == 1 && opnds[0].type == AARCH64_OPND_Rd); | |
1737 | if (opnd->shifter.kind != AARCH64_MOD_LSL) | |
1738 | { | |
1739 | set_other_error (mismatch_detail, idx, | |
1740 | _("invalid shift operator")); | |
1741 | return 0; | |
1742 | } | |
1743 | size = aarch64_get_qualifier_esize (opnds[0].qualifier); | |
1744 | if (!value_aligned_p (opnd->shifter.amount, 16)) | |
1745 | { | |
1746 | set_other_error (mismatch_detail, idx, | |
1747 | _("shift amount should be a multiple of 16")); | |
1748 | return 0; | |
1749 | } | |
1750 | if (!value_in_range_p (opnd->shifter.amount, 0, size * 8 - 16)) | |
1751 | { | |
1752 | set_sft_amount_out_of_range_error (mismatch_detail, idx, | |
1753 | 0, size * 8 - 16); | |
1754 | return 0; | |
1755 | } | |
1756 | if (opnd->imm.value < 0) | |
1757 | { | |
1758 | set_other_error (mismatch_detail, idx, | |
1759 | _("negative immediate value not allowed")); | |
1760 | return 0; | |
1761 | } | |
1762 | if (!value_fit_unsigned_field_p (opnd->imm.value, 16)) | |
1763 | { | |
1764 | set_other_error (mismatch_detail, idx, | |
1765 | _("immediate out of range")); | |
1766 | return 0; | |
1767 | } | |
1768 | break; | |
1769 | ||
1770 | case AARCH64_OPND_IMM_MOV: | |
1771 | { | |
42408347 | 1772 | int esize = aarch64_get_qualifier_esize (opnds[0].qualifier); |
a06ea964 NC |
1773 | imm = opnd->imm.value; |
1774 | assert (idx == 1); | |
1775 | switch (opcode->op) | |
1776 | { | |
1777 | case OP_MOV_IMM_WIDEN: | |
1778 | imm = ~imm; | |
1779 | /* Fall through... */ | |
1780 | case OP_MOV_IMM_WIDE: | |
42408347 | 1781 | if (!aarch64_wide_constant_p (imm, esize == 4, NULL)) |
a06ea964 NC |
1782 | { |
1783 | set_other_error (mismatch_detail, idx, | |
1784 | _("immediate out of range")); | |
1785 | return 0; | |
1786 | } | |
1787 | break; | |
1788 | case OP_MOV_IMM_LOG: | |
42408347 | 1789 | if (!aarch64_logical_immediate_p (imm, esize, NULL)) |
a06ea964 NC |
1790 | { |
1791 | set_other_error (mismatch_detail, idx, | |
1792 | _("immediate out of range")); | |
1793 | return 0; | |
1794 | } | |
1795 | break; | |
1796 | default: | |
1797 | assert (0); | |
1798 | return 0; | |
1799 | } | |
1800 | } | |
1801 | break; | |
1802 | ||
1803 | case AARCH64_OPND_NZCV: | |
1804 | case AARCH64_OPND_CCMP_IMM: | |
1805 | case AARCH64_OPND_EXCEPTION: | |
1806 | case AARCH64_OPND_UIMM4: | |
1807 | case AARCH64_OPND_UIMM7: | |
1808 | case AARCH64_OPND_UIMM3_OP1: | |
1809 | case AARCH64_OPND_UIMM3_OP2: | |
1810 | size = get_operand_fields_width (get_operand_from_code (type)); | |
1811 | assert (size < 32); | |
1812 | if (!value_fit_unsigned_field_p (opnd->imm.value, size)) | |
1813 | { | |
1814 | set_imm_out_of_range_error (mismatch_detail, idx, 0, | |
1815 | (1 << size) - 1); | |
1816 | return 0; | |
1817 | } | |
1818 | break; | |
1819 | ||
1820 | case AARCH64_OPND_WIDTH: | |
d685192a | 1821 | assert (idx > 1 && opnds[idx-1].type == AARCH64_OPND_IMM |
a06ea964 NC |
1822 | && opnds[0].type == AARCH64_OPND_Rd); |
1823 | size = get_upper_bound (qualifier); | |
1824 | if (opnd->imm.value + opnds[idx-1].imm.value > size) | |
1825 | /* lsb+width <= reg.size */ | |
1826 | { | |
1827 | set_imm_out_of_range_error (mismatch_detail, idx, 1, | |
1828 | size - opnds[idx-1].imm.value); | |
1829 | return 0; | |
1830 | } | |
1831 | break; | |
1832 | ||
1833 | case AARCH64_OPND_LIMM: | |
42408347 RS |
1834 | { |
1835 | int esize = aarch64_get_qualifier_esize (opnds[0].qualifier); | |
1836 | uint64_t uimm = opnd->imm.value; | |
1837 | if (opcode->op == OP_BIC) | |
1838 | uimm = ~uimm; | |
1839 | if (aarch64_logical_immediate_p (uimm, esize, NULL) == FALSE) | |
1840 | { | |
1841 | set_other_error (mismatch_detail, idx, | |
1842 | _("immediate out of range")); | |
1843 | return 0; | |
1844 | } | |
1845 | } | |
a06ea964 NC |
1846 | break; |
1847 | ||
1848 | case AARCH64_OPND_IMM0: | |
1849 | case AARCH64_OPND_FPIMM0: | |
1850 | if (opnd->imm.value != 0) | |
1851 | { | |
1852 | set_other_error (mismatch_detail, idx, | |
1853 | _("immediate zero expected")); | |
1854 | return 0; | |
1855 | } | |
1856 | break; | |
1857 | ||
1858 | case AARCH64_OPND_SHLL_IMM: | |
1859 | assert (idx == 2); | |
1860 | size = 8 * aarch64_get_qualifier_esize (opnds[idx - 1].qualifier); | |
1861 | if (opnd->imm.value != size) | |
1862 | { | |
1863 | set_other_error (mismatch_detail, idx, | |
1864 | _("invalid shift amount")); | |
1865 | return 0; | |
1866 | } | |
1867 | break; | |
1868 | ||
1869 | case AARCH64_OPND_IMM_VLSL: | |
1870 | size = aarch64_get_qualifier_esize (qualifier); | |
1871 | if (!value_in_range_p (opnd->imm.value, 0, size * 8 - 1)) | |
1872 | { | |
1873 | set_imm_out_of_range_error (mismatch_detail, idx, 0, | |
1874 | size * 8 - 1); | |
1875 | return 0; | |
1876 | } | |
1877 | break; | |
1878 | ||
1879 | case AARCH64_OPND_IMM_VLSR: | |
1880 | size = aarch64_get_qualifier_esize (qualifier); | |
1881 | if (!value_in_range_p (opnd->imm.value, 1, size * 8)) | |
1882 | { | |
1883 | set_imm_out_of_range_error (mismatch_detail, idx, 1, size * 8); | |
1884 | return 0; | |
1885 | } | |
1886 | break; | |
1887 | ||
1888 | case AARCH64_OPND_SIMD_IMM: | |
1889 | case AARCH64_OPND_SIMD_IMM_SFT: | |
1890 | /* Qualifier check. */ | |
1891 | switch (qualifier) | |
1892 | { | |
1893 | case AARCH64_OPND_QLF_LSL: | |
1894 | if (opnd->shifter.kind != AARCH64_MOD_LSL) | |
1895 | { | |
1896 | set_other_error (mismatch_detail, idx, | |
1897 | _("invalid shift operator")); | |
1898 | return 0; | |
1899 | } | |
1900 | break; | |
1901 | case AARCH64_OPND_QLF_MSL: | |
1902 | if (opnd->shifter.kind != AARCH64_MOD_MSL) | |
1903 | { | |
1904 | set_other_error (mismatch_detail, idx, | |
1905 | _("invalid shift operator")); | |
1906 | return 0; | |
1907 | } | |
1908 | break; | |
1909 | case AARCH64_OPND_QLF_NIL: | |
1910 | if (opnd->shifter.kind != AARCH64_MOD_NONE) | |
1911 | { | |
1912 | set_other_error (mismatch_detail, idx, | |
1913 | _("shift is not permitted")); | |
1914 | return 0; | |
1915 | } | |
1916 | break; | |
1917 | default: | |
1918 | assert (0); | |
1919 | return 0; | |
1920 | } | |
1921 | /* Is the immediate valid? */ | |
1922 | assert (idx == 1); | |
1923 | if (aarch64_get_qualifier_esize (opnds[0].qualifier) != 8) | |
1924 | { | |
d2865ed3 YZ |
1925 | /* uimm8 or simm8 */ |
1926 | if (!value_in_range_p (opnd->imm.value, -128, 255)) | |
a06ea964 | 1927 | { |
d2865ed3 | 1928 | set_imm_out_of_range_error (mismatch_detail, idx, -128, 255); |
a06ea964 NC |
1929 | return 0; |
1930 | } | |
1931 | } | |
1932 | else if (aarch64_shrink_expanded_imm8 (opnd->imm.value) < 0) | |
1933 | { | |
1934 | /* uimm64 is not | |
1935 | 'aaaaaaaabbbbbbbbccccccccddddddddeeeeeeee | |
1936 | ffffffffgggggggghhhhhhhh'. */ | |
1937 | set_other_error (mismatch_detail, idx, | |
1938 | _("invalid value for immediate")); | |
1939 | return 0; | |
1940 | } | |
1941 | /* Is the shift amount valid? */ | |
1942 | switch (opnd->shifter.kind) | |
1943 | { | |
1944 | case AARCH64_MOD_LSL: | |
1945 | size = aarch64_get_qualifier_esize (opnds[0].qualifier); | |
f5555712 | 1946 | if (!value_in_range_p (opnd->shifter.amount, 0, (size - 1) * 8)) |
a06ea964 | 1947 | { |
f5555712 YZ |
1948 | set_sft_amount_out_of_range_error (mismatch_detail, idx, 0, |
1949 | (size - 1) * 8); | |
a06ea964 NC |
1950 | return 0; |
1951 | } | |
f5555712 | 1952 | if (!value_aligned_p (opnd->shifter.amount, 8)) |
a06ea964 | 1953 | { |
f5555712 | 1954 | set_unaligned_error (mismatch_detail, idx, 8); |
a06ea964 NC |
1955 | return 0; |
1956 | } | |
1957 | break; | |
1958 | case AARCH64_MOD_MSL: | |
1959 | /* Only 8 and 16 are valid shift amount. */ | |
1960 | if (opnd->shifter.amount != 8 && opnd->shifter.amount != 16) | |
1961 | { | |
1962 | set_other_error (mismatch_detail, idx, | |
1963 | _("shift amount expected to be 0 or 16")); | |
1964 | return 0; | |
1965 | } | |
1966 | break; | |
1967 | default: | |
1968 | if (opnd->shifter.kind != AARCH64_MOD_NONE) | |
1969 | { | |
1970 | set_other_error (mismatch_detail, idx, | |
1971 | _("invalid shift operator")); | |
1972 | return 0; | |
1973 | } | |
1974 | break; | |
1975 | } | |
1976 | break; | |
1977 | ||
1978 | case AARCH64_OPND_FPIMM: | |
1979 | case AARCH64_OPND_SIMD_FPIMM: | |
1980 | if (opnd->imm.is_fp == 0) | |
1981 | { | |
1982 | set_other_error (mismatch_detail, idx, | |
1983 | _("floating-point immediate expected")); | |
1984 | return 0; | |
1985 | } | |
1986 | /* The value is expected to be an 8-bit floating-point constant with | |
1987 | sign, 3-bit exponent and normalized 4 bits of precision, encoded | |
1988 | in "a:b:c:d:e:f:g:h" or FLD_imm8 (depending on the type of the | |
1989 | instruction). */ | |
1990 | if (!value_in_range_p (opnd->imm.value, 0, 255)) | |
1991 | { | |
1992 | set_other_error (mismatch_detail, idx, | |
1993 | _("immediate out of range")); | |
1994 | return 0; | |
1995 | } | |
1996 | if (opnd->shifter.kind != AARCH64_MOD_NONE) | |
1997 | { | |
1998 | set_other_error (mismatch_detail, idx, | |
1999 | _("invalid shift operator")); | |
2000 | return 0; | |
2001 | } | |
2002 | break; | |
2003 | ||
2004 | default: | |
2005 | break; | |
2006 | } | |
2007 | break; | |
2008 | ||
2009 | case AARCH64_OPND_CLASS_CP_REG: | |
2010 | /* Cn or Cm: 4-bit opcode field named for historical reasons. | |
2011 | valid range: C0 - C15. */ | |
2012 | if (opnd->reg.regno > 15) | |
2013 | { | |
2014 | set_regno_out_of_range_error (mismatch_detail, idx, 0, 15); | |
2015 | return 0; | |
2016 | } | |
2017 | break; | |
2018 | ||
2019 | case AARCH64_OPND_CLASS_SYSTEM: | |
2020 | switch (type) | |
2021 | { | |
2022 | case AARCH64_OPND_PSTATEFIELD: | |
2023 | assert (idx == 0 && opnds[1].type == AARCH64_OPND_UIMM4); | |
0bff6e2d MW |
2024 | /* MSR UAO, #uimm4 |
2025 | MSR PAN, #uimm4 | |
c2825638 | 2026 | The immediate must be #0 or #1. */ |
0bff6e2d MW |
2027 | if ((opnd->pstatefield == 0x03 /* UAO. */ |
2028 | || opnd->pstatefield == 0x04) /* PAN. */ | |
c2825638 MW |
2029 | && opnds[1].imm.value > 1) |
2030 | { | |
2031 | set_imm_out_of_range_error (mismatch_detail, idx, 0, 1); | |
2032 | return 0; | |
2033 | } | |
a06ea964 NC |
2034 | /* MSR SPSel, #uimm4 |
2035 | Uses uimm4 as a control value to select the stack pointer: if | |
2036 | bit 0 is set it selects the current exception level's stack | |
2037 | pointer, if bit 0 is clear it selects shared EL0 stack pointer. | |
2038 | Bits 1 to 3 of uimm4 are reserved and should be zero. */ | |
2039 | if (opnd->pstatefield == 0x05 /* spsel */ && opnds[1].imm.value > 1) | |
2040 | { | |
2041 | set_imm_out_of_range_error (mismatch_detail, idx, 0, 1); | |
2042 | return 0; | |
2043 | } | |
2044 | break; | |
2045 | default: | |
2046 | break; | |
2047 | } | |
2048 | break; | |
2049 | ||
2050 | case AARCH64_OPND_CLASS_SIMD_ELEMENT: | |
2051 | /* Get the upper bound for the element index. */ | |
2052 | num = 16 / aarch64_get_qualifier_esize (qualifier) - 1; | |
2053 | /* Index out-of-range. */ | |
2054 | if (!value_in_range_p (opnd->reglane.index, 0, num)) | |
2055 | { | |
2056 | set_elem_idx_out_of_range_error (mismatch_detail, idx, 0, num); | |
2057 | return 0; | |
2058 | } | |
2059 | /* SMLAL<Q> <Vd>.<Ta>, <Vn>.<Tb>, <Vm>.<Ts>[<index>]. | |
2060 | <Vm> Is the vector register (V0-V31) or (V0-V15), whose | |
2061 | number is encoded in "size:M:Rm": | |
2062 | size <Vm> | |
2063 | 00 RESERVED | |
2064 | 01 0:Rm | |
2065 | 10 M:Rm | |
2066 | 11 RESERVED */ | |
2067 | if (type == AARCH64_OPND_Em && qualifier == AARCH64_OPND_QLF_S_H | |
2068 | && !value_in_range_p (opnd->reglane.regno, 0, 15)) | |
2069 | { | |
2070 | set_regno_out_of_range_error (mismatch_detail, idx, 0, 15); | |
2071 | return 0; | |
2072 | } | |
2073 | break; | |
2074 | ||
2075 | case AARCH64_OPND_CLASS_MODIFIED_REG: | |
2076 | assert (idx == 1 || idx == 2); | |
2077 | switch (type) | |
2078 | { | |
2079 | case AARCH64_OPND_Rm_EXT: | |
2080 | if (aarch64_extend_operator_p (opnd->shifter.kind) == FALSE | |
2081 | && opnd->shifter.kind != AARCH64_MOD_LSL) | |
2082 | { | |
2083 | set_other_error (mismatch_detail, idx, | |
2084 | _("extend operator expected")); | |
2085 | return 0; | |
2086 | } | |
2087 | /* It is not optional unless at least one of "Rd" or "Rn" is '11111' | |
2088 | (i.e. SP), in which case it defaults to LSL. The LSL alias is | |
2089 | only valid when "Rd" or "Rn" is '11111', and is preferred in that | |
2090 | case. */ | |
2091 | if (!aarch64_stack_pointer_p (opnds + 0) | |
2092 | && (idx != 2 || !aarch64_stack_pointer_p (opnds + 1))) | |
2093 | { | |
2094 | if (!opnd->shifter.operator_present) | |
2095 | { | |
2096 | set_other_error (mismatch_detail, idx, | |
2097 | _("missing extend operator")); | |
2098 | return 0; | |
2099 | } | |
2100 | else if (opnd->shifter.kind == AARCH64_MOD_LSL) | |
2101 | { | |
2102 | set_other_error (mismatch_detail, idx, | |
2103 | _("'LSL' operator not allowed")); | |
2104 | return 0; | |
2105 | } | |
2106 | } | |
2107 | assert (opnd->shifter.operator_present /* Default to LSL. */ | |
2108 | || opnd->shifter.kind == AARCH64_MOD_LSL); | |
2109 | if (!value_in_range_p (opnd->shifter.amount, 0, 4)) | |
2110 | { | |
2111 | set_sft_amount_out_of_range_error (mismatch_detail, idx, 0, 4); | |
2112 | return 0; | |
2113 | } | |
2114 | /* In the 64-bit form, the final register operand is written as Wm | |
2115 | for all but the (possibly omitted) UXTX/LSL and SXTX | |
2116 | operators. | |
2117 | N.B. GAS allows X register to be used with any operator as a | |
2118 | programming convenience. */ | |
2119 | if (qualifier == AARCH64_OPND_QLF_X | |
2120 | && opnd->shifter.kind != AARCH64_MOD_LSL | |
2121 | && opnd->shifter.kind != AARCH64_MOD_UXTX | |
2122 | && opnd->shifter.kind != AARCH64_MOD_SXTX) | |
2123 | { | |
2124 | set_other_error (mismatch_detail, idx, _("W register expected")); | |
2125 | return 0; | |
2126 | } | |
2127 | break; | |
2128 | ||
2129 | case AARCH64_OPND_Rm_SFT: | |
2130 | /* ROR is not available to the shifted register operand in | |
2131 | arithmetic instructions. */ | |
2132 | if (aarch64_shift_operator_p (opnd->shifter.kind) == FALSE) | |
2133 | { | |
2134 | set_other_error (mismatch_detail, idx, | |
2135 | _("shift operator expected")); | |
2136 | return 0; | |
2137 | } | |
2138 | if (opnd->shifter.kind == AARCH64_MOD_ROR | |
2139 | && opcode->iclass != log_shift) | |
2140 | { | |
2141 | set_other_error (mismatch_detail, idx, | |
2142 | _("'ROR' operator not allowed")); | |
2143 | return 0; | |
2144 | } | |
2145 | num = qualifier == AARCH64_OPND_QLF_W ? 31 : 63; | |
2146 | if (!value_in_range_p (opnd->shifter.amount, 0, num)) | |
2147 | { | |
2148 | set_sft_amount_out_of_range_error (mismatch_detail, idx, 0, num); | |
2149 | return 0; | |
2150 | } | |
2151 | break; | |
2152 | ||
2153 | default: | |
2154 | break; | |
2155 | } | |
2156 | break; | |
2157 | ||
2158 | default: | |
2159 | break; | |
2160 | } | |
2161 | ||
2162 | return 1; | |
2163 | } | |
2164 | ||
2165 | /* Main entrypoint for the operand constraint checking. | |
2166 | ||
2167 | Return 1 if operands of *INST meet the constraint applied by the operand | |
2168 | codes and operand qualifiers; otherwise return 0 and if MISMATCH_DETAIL is | |
2169 | not NULL, return the detail of the error in *MISMATCH_DETAIL. N.B. when | |
2170 | adding more constraint checking, make sure MISMATCH_DETAIL->KIND is set | |
2171 | with a proper error kind rather than AARCH64_OPDE_NIL (GAS asserts non-NIL | |
2172 | error kind when it is notified that an instruction does not pass the check). | |
2173 | ||
2174 | Un-determined operand qualifiers may get established during the process. */ | |
2175 | ||
2176 | int | |
2177 | aarch64_match_operands_constraint (aarch64_inst *inst, | |
2178 | aarch64_operand_error *mismatch_detail) | |
2179 | { | |
2180 | int i; | |
2181 | ||
2182 | DEBUG_TRACE ("enter"); | |
2183 | ||
0c608d6b RS |
2184 | /* Check for cases where a source register needs to be the same as the |
2185 | destination register. Do this before matching qualifiers since if | |
2186 | an instruction has both invalid tying and invalid qualifiers, | |
2187 | the error about qualifiers would suggest several alternative | |
2188 | instructions that also have invalid tying. */ | |
2189 | i = inst->opcode->tied_operand; | |
2190 | if (i > 0 && (inst->operands[0].reg.regno != inst->operands[i].reg.regno)) | |
2191 | { | |
2192 | if (mismatch_detail) | |
2193 | { | |
2194 | mismatch_detail->kind = AARCH64_OPDE_UNTIED_OPERAND; | |
2195 | mismatch_detail->index = i; | |
2196 | mismatch_detail->error = NULL; | |
2197 | } | |
2198 | return 0; | |
2199 | } | |
2200 | ||
a06ea964 NC |
2201 | /* Match operands' qualifier. |
2202 | *INST has already had qualifier establish for some, if not all, of | |
2203 | its operands; we need to find out whether these established | |
2204 | qualifiers match one of the qualifier sequence in | |
2205 | INST->OPCODE->QUALIFIERS_LIST. If yes, we will assign each operand | |
2206 | with the corresponding qualifier in such a sequence. | |
2207 | Only basic operand constraint checking is done here; the more thorough | |
2208 | constraint checking will carried out by operand_general_constraint_met_p, | |
2209 | which has be to called after this in order to get all of the operands' | |
2210 | qualifiers established. */ | |
2211 | if (match_operands_qualifier (inst, TRUE /* update_p */) == 0) | |
2212 | { | |
2213 | DEBUG_TRACE ("FAIL on operand qualifier matching"); | |
2214 | if (mismatch_detail) | |
2215 | { | |
2216 | /* Return an error type to indicate that it is the qualifier | |
2217 | matching failure; we don't care about which operand as there | |
2218 | are enough information in the opcode table to reproduce it. */ | |
2219 | mismatch_detail->kind = AARCH64_OPDE_INVALID_VARIANT; | |
2220 | mismatch_detail->index = -1; | |
2221 | mismatch_detail->error = NULL; | |
2222 | } | |
2223 | return 0; | |
2224 | } | |
2225 | ||
2226 | /* Match operands' constraint. */ | |
2227 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i) | |
2228 | { | |
2229 | enum aarch64_opnd type = inst->opcode->operands[i]; | |
2230 | if (type == AARCH64_OPND_NIL) | |
2231 | break; | |
2232 | if (inst->operands[i].skip) | |
2233 | { | |
2234 | DEBUG_TRACE ("skip the incomplete operand %d", i); | |
2235 | continue; | |
2236 | } | |
2237 | if (operand_general_constraint_met_p (inst->operands, i, type, | |
2238 | inst->opcode, mismatch_detail) == 0) | |
2239 | { | |
2240 | DEBUG_TRACE ("FAIL on operand %d", i); | |
2241 | return 0; | |
2242 | } | |
2243 | } | |
2244 | ||
2245 | DEBUG_TRACE ("PASS"); | |
2246 | ||
2247 | return 1; | |
2248 | } | |
2249 | ||
2250 | /* Replace INST->OPCODE with OPCODE and return the replaced OPCODE. | |
2251 | Also updates the TYPE of each INST->OPERANDS with the corresponding | |
2252 | value of OPCODE->OPERANDS. | |
2253 | ||
2254 | Note that some operand qualifiers may need to be manually cleared by | |
2255 | the caller before it further calls the aarch64_opcode_encode; by | |
2256 | doing this, it helps the qualifier matching facilities work | |
2257 | properly. */ | |
2258 | ||
2259 | const aarch64_opcode* | |
2260 | aarch64_replace_opcode (aarch64_inst *inst, const aarch64_opcode *opcode) | |
2261 | { | |
2262 | int i; | |
2263 | const aarch64_opcode *old = inst->opcode; | |
2264 | ||
2265 | inst->opcode = opcode; | |
2266 | ||
2267 | /* Update the operand types. */ | |
2268 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i) | |
2269 | { | |
2270 | inst->operands[i].type = opcode->operands[i]; | |
2271 | if (opcode->operands[i] == AARCH64_OPND_NIL) | |
2272 | break; | |
2273 | } | |
2274 | ||
2275 | DEBUG_TRACE ("replace %s with %s", old->name, opcode->name); | |
2276 | ||
2277 | return old; | |
2278 | } | |
2279 | ||
2280 | int | |
2281 | aarch64_operand_index (const enum aarch64_opnd *operands, enum aarch64_opnd operand) | |
2282 | { | |
2283 | int i; | |
2284 | for (i = 0; i < AARCH64_MAX_OPND_NUM; ++i) | |
2285 | if (operands[i] == operand) | |
2286 | return i; | |
2287 | else if (operands[i] == AARCH64_OPND_NIL) | |
2288 | break; | |
2289 | return -1; | |
2290 | } | |
2291 | \f | |
72e9f319 RS |
2292 | /* R0...R30, followed by FOR31. */ |
2293 | #define BANK(R, FOR31) \ | |
2294 | { R (0), R (1), R (2), R (3), R (4), R (5), R (6), R (7), \ | |
2295 | R (8), R (9), R (10), R (11), R (12), R (13), R (14), R (15), \ | |
2296 | R (16), R (17), R (18), R (19), R (20), R (21), R (22), R (23), \ | |
2297 | R (24), R (25), R (26), R (27), R (28), R (29), R (30), FOR31 } | |
a06ea964 NC |
2298 | /* [0][0] 32-bit integer regs with sp Wn |
2299 | [0][1] 64-bit integer regs with sp Xn sf=1 | |
2300 | [1][0] 32-bit integer regs with #0 Wn | |
2301 | [1][1] 64-bit integer regs with #0 Xn sf=1 */ | |
2302 | static const char *int_reg[2][2][32] = { | |
72e9f319 RS |
2303 | #define R32(X) "w" #X |
2304 | #define R64(X) "x" #X | |
2305 | { BANK (R32, "wsp"), BANK (R64, "sp") }, | |
2306 | { BANK (R32, "wzr"), BANK (R64, "xzr") } | |
a06ea964 NC |
2307 | #undef R64 |
2308 | #undef R32 | |
2309 | }; | |
72e9f319 | 2310 | #undef BANK |
a06ea964 NC |
2311 | |
2312 | /* Return the integer register name. | |
2313 | if SP_REG_P is not 0, R31 is an SP reg, other R31 is the zero reg. */ | |
2314 | ||
2315 | static inline const char * | |
2316 | get_int_reg_name (int regno, aarch64_opnd_qualifier_t qualifier, int sp_reg_p) | |
2317 | { | |
2318 | const int has_zr = sp_reg_p ? 0 : 1; | |
2319 | const int is_64 = aarch64_get_qualifier_esize (qualifier) == 4 ? 0 : 1; | |
2320 | return int_reg[has_zr][is_64][regno]; | |
2321 | } | |
2322 | ||
2323 | /* Like get_int_reg_name, but IS_64 is always 1. */ | |
2324 | ||
2325 | static inline const char * | |
2326 | get_64bit_int_reg_name (int regno, int sp_reg_p) | |
2327 | { | |
2328 | const int has_zr = sp_reg_p ? 0 : 1; | |
2329 | return int_reg[has_zr][1][regno]; | |
2330 | } | |
2331 | ||
01dbfe4c RS |
2332 | /* Get the name of the integer offset register in OPND, using the shift type |
2333 | to decide whether it's a word or doubleword. */ | |
2334 | ||
2335 | static inline const char * | |
2336 | get_offset_int_reg_name (const aarch64_opnd_info *opnd) | |
2337 | { | |
2338 | switch (opnd->shifter.kind) | |
2339 | { | |
2340 | case AARCH64_MOD_UXTW: | |
2341 | case AARCH64_MOD_SXTW: | |
2342 | return get_int_reg_name (opnd->addr.offset.regno, AARCH64_OPND_QLF_W, 0); | |
2343 | ||
2344 | case AARCH64_MOD_LSL: | |
2345 | case AARCH64_MOD_SXTX: | |
2346 | return get_int_reg_name (opnd->addr.offset.regno, AARCH64_OPND_QLF_X, 0); | |
2347 | ||
2348 | default: | |
2349 | abort (); | |
2350 | } | |
2351 | } | |
2352 | ||
a06ea964 NC |
2353 | /* Types for expanding an encoded 8-bit value to a floating-point value. */ |
2354 | ||
2355 | typedef union | |
2356 | { | |
2357 | uint64_t i; | |
2358 | double d; | |
2359 | } double_conv_t; | |
2360 | ||
2361 | typedef union | |
2362 | { | |
2363 | uint32_t i; | |
2364 | float f; | |
2365 | } single_conv_t; | |
2366 | ||
cf86120b MW |
2367 | typedef union |
2368 | { | |
2369 | uint32_t i; | |
2370 | float f; | |
2371 | } half_conv_t; | |
2372 | ||
a06ea964 NC |
2373 | /* IMM8 is an 8-bit floating-point constant with sign, 3-bit exponent and |
2374 | normalized 4 bits of precision, encoded in "a:b:c:d:e:f:g:h" or FLD_imm8 | |
2375 | (depending on the type of the instruction). IMM8 will be expanded to a | |
cf86120b MW |
2376 | single-precision floating-point value (SIZE == 4) or a double-precision |
2377 | floating-point value (SIZE == 8). A half-precision floating-point value | |
2378 | (SIZE == 2) is expanded to a single-precision floating-point value. The | |
2379 | expanded value is returned. */ | |
a06ea964 NC |
2380 | |
2381 | static uint64_t | |
cf86120b | 2382 | expand_fp_imm (int size, uint32_t imm8) |
a06ea964 NC |
2383 | { |
2384 | uint64_t imm; | |
2385 | uint32_t imm8_7, imm8_6_0, imm8_6, imm8_6_repl4; | |
2386 | ||
2387 | imm8_7 = (imm8 >> 7) & 0x01; /* imm8<7> */ | |
2388 | imm8_6_0 = imm8 & 0x7f; /* imm8<6:0> */ | |
2389 | imm8_6 = imm8_6_0 >> 6; /* imm8<6> */ | |
2390 | imm8_6_repl4 = (imm8_6 << 3) | (imm8_6 << 2) | |
2391 | | (imm8_6 << 1) | imm8_6; /* Replicate(imm8<6>,4) */ | |
cf86120b | 2392 | if (size == 8) |
a06ea964 NC |
2393 | { |
2394 | imm = (imm8_7 << (63-32)) /* imm8<7> */ | |
2395 | | ((imm8_6 ^ 1) << (62-32)) /* NOT(imm8<6) */ | |
2396 | | (imm8_6_repl4 << (58-32)) | (imm8_6 << (57-32)) | |
2397 | | (imm8_6 << (56-32)) | (imm8_6 << (55-32)) /* Replicate(imm8<6>,7) */ | |
2398 | | (imm8_6_0 << (48-32)); /* imm8<6>:imm8<5:0> */ | |
2399 | imm <<= 32; | |
2400 | } | |
cf86120b | 2401 | else if (size == 4 || size == 2) |
a06ea964 NC |
2402 | { |
2403 | imm = (imm8_7 << 31) /* imm8<7> */ | |
2404 | | ((imm8_6 ^ 1) << 30) /* NOT(imm8<6>) */ | |
2405 | | (imm8_6_repl4 << 26) /* Replicate(imm8<6>,4) */ | |
2406 | | (imm8_6_0 << 19); /* imm8<6>:imm8<5:0> */ | |
2407 | } | |
cf86120b MW |
2408 | else |
2409 | { | |
2410 | /* An unsupported size. */ | |
2411 | assert (0); | |
2412 | } | |
a06ea964 NC |
2413 | |
2414 | return imm; | |
2415 | } | |
2416 | ||
2417 | /* Produce the string representation of the register list operand *OPND | |
8a7f0c1b RS |
2418 | in the buffer pointed by BUF of size SIZE. PREFIX is the part of |
2419 | the register name that comes before the register number, such as "v". */ | |
a06ea964 | 2420 | static void |
8a7f0c1b RS |
2421 | print_register_list (char *buf, size_t size, const aarch64_opnd_info *opnd, |
2422 | const char *prefix) | |
a06ea964 NC |
2423 | { |
2424 | const int num_regs = opnd->reglist.num_regs; | |
2425 | const int first_reg = opnd->reglist.first_regno; | |
2426 | const int last_reg = (first_reg + num_regs - 1) & 0x1f; | |
2427 | const char *qlf_name = aarch64_get_qualifier_name (opnd->qualifier); | |
2428 | char tb[8]; /* Temporary buffer. */ | |
2429 | ||
2430 | assert (opnd->type != AARCH64_OPND_LEt || opnd->reglist.has_index); | |
2431 | assert (num_regs >= 1 && num_regs <= 4); | |
2432 | ||
2433 | /* Prepare the index if any. */ | |
2434 | if (opnd->reglist.has_index) | |
dab26bf4 | 2435 | snprintf (tb, 8, "[%" PRIi64 "]", opnd->reglist.index); |
a06ea964 NC |
2436 | else |
2437 | tb[0] = '\0'; | |
2438 | ||
2439 | /* The hyphenated form is preferred for disassembly if there are | |
2440 | more than two registers in the list, and the register numbers | |
2441 | are monotonically increasing in increments of one. */ | |
2442 | if (num_regs > 2 && last_reg > first_reg) | |
8a7f0c1b RS |
2443 | snprintf (buf, size, "{%s%d.%s-%s%d.%s}%s", prefix, first_reg, qlf_name, |
2444 | prefix, last_reg, qlf_name, tb); | |
a06ea964 NC |
2445 | else |
2446 | { | |
2447 | const int reg0 = first_reg; | |
2448 | const int reg1 = (first_reg + 1) & 0x1f; | |
2449 | const int reg2 = (first_reg + 2) & 0x1f; | |
2450 | const int reg3 = (first_reg + 3) & 0x1f; | |
2451 | ||
2452 | switch (num_regs) | |
2453 | { | |
2454 | case 1: | |
8a7f0c1b | 2455 | snprintf (buf, size, "{%s%d.%s}%s", prefix, reg0, qlf_name, tb); |
a06ea964 NC |
2456 | break; |
2457 | case 2: | |
8a7f0c1b RS |
2458 | snprintf (buf, size, "{%s%d.%s, %s%d.%s}%s", prefix, reg0, qlf_name, |
2459 | prefix, reg1, qlf_name, tb); | |
a06ea964 NC |
2460 | break; |
2461 | case 3: | |
8a7f0c1b RS |
2462 | snprintf (buf, size, "{%s%d.%s, %s%d.%s, %s%d.%s}%s", |
2463 | prefix, reg0, qlf_name, prefix, reg1, qlf_name, | |
2464 | prefix, reg2, qlf_name, tb); | |
a06ea964 NC |
2465 | break; |
2466 | case 4: | |
8a7f0c1b RS |
2467 | snprintf (buf, size, "{%s%d.%s, %s%d.%s, %s%d.%s, %s%d.%s}%s", |
2468 | prefix, reg0, qlf_name, prefix, reg1, qlf_name, | |
2469 | prefix, reg2, qlf_name, prefix, reg3, qlf_name, tb); | |
a06ea964 NC |
2470 | break; |
2471 | } | |
2472 | } | |
2473 | } | |
2474 | ||
01dbfe4c RS |
2475 | /* Print the register+immediate address in OPND to BUF, which has SIZE |
2476 | characters. BASE is the name of the base register. */ | |
2477 | ||
2478 | static void | |
2479 | print_immediate_offset_address (char *buf, size_t size, | |
2480 | const aarch64_opnd_info *opnd, | |
2481 | const char *base) | |
2482 | { | |
2483 | if (opnd->addr.writeback) | |
2484 | { | |
2485 | if (opnd->addr.preind) | |
2486 | snprintf (buf, size, "[%s,#%d]!", base, opnd->addr.offset.imm); | |
2487 | else | |
2488 | snprintf (buf, size, "[%s],#%d", base, opnd->addr.offset.imm); | |
2489 | } | |
2490 | else | |
2491 | { | |
2492 | if (opnd->addr.offset.imm) | |
2493 | snprintf (buf, size, "[%s,#%d]", base, opnd->addr.offset.imm); | |
2494 | else | |
2495 | snprintf (buf, size, "[%s]", base); | |
2496 | } | |
2497 | } | |
2498 | ||
a06ea964 | 2499 | /* Produce the string representation of the register offset address operand |
01dbfe4c RS |
2500 | *OPND in the buffer pointed by BUF of size SIZE. BASE and OFFSET are |
2501 | the names of the base and offset registers. */ | |
a06ea964 NC |
2502 | static void |
2503 | print_register_offset_address (char *buf, size_t size, | |
01dbfe4c RS |
2504 | const aarch64_opnd_info *opnd, |
2505 | const char *base, const char *offset) | |
a06ea964 | 2506 | { |
0d2f91fe | 2507 | char tb[16]; /* Temporary buffer. */ |
a06ea964 NC |
2508 | bfd_boolean print_extend_p = TRUE; |
2509 | bfd_boolean print_amount_p = TRUE; | |
2510 | const char *shift_name = aarch64_operand_modifiers[opnd->shifter.kind].name; | |
2511 | ||
a06ea964 NC |
2512 | if (!opnd->shifter.amount && (opnd->qualifier != AARCH64_OPND_QLF_S_B |
2513 | || !opnd->shifter.amount_present)) | |
2514 | { | |
2515 | /* Not print the shift/extend amount when the amount is zero and | |
2516 | when it is not the special case of 8-bit load/store instruction. */ | |
2517 | print_amount_p = FALSE; | |
2518 | /* Likewise, no need to print the shift operator LSL in such a | |
2519 | situation. */ | |
01dbfe4c | 2520 | if (opnd->shifter.kind == AARCH64_MOD_LSL) |
a06ea964 NC |
2521 | print_extend_p = FALSE; |
2522 | } | |
2523 | ||
2524 | /* Prepare for the extend/shift. */ | |
2525 | if (print_extend_p) | |
2526 | { | |
2527 | if (print_amount_p) | |
0d2f91fe | 2528 | snprintf (tb, sizeof (tb), ",%s #%d", shift_name, opnd->shifter.amount); |
a06ea964 | 2529 | else |
0d2f91fe | 2530 | snprintf (tb, sizeof (tb), ",%s", shift_name); |
a06ea964 NC |
2531 | } |
2532 | else | |
2533 | tb[0] = '\0'; | |
2534 | ||
01dbfe4c | 2535 | snprintf (buf, size, "[%s,%s%s]", base, offset, tb); |
a06ea964 NC |
2536 | } |
2537 | ||
2538 | /* Generate the string representation of the operand OPNDS[IDX] for OPCODE | |
2539 | in *BUF. The caller should pass in the maximum size of *BUF in SIZE. | |
2540 | PC, PCREL_P and ADDRESS are used to pass in and return information about | |
2541 | the PC-relative address calculation, where the PC value is passed in | |
2542 | PC. If the operand is pc-relative related, *PCREL_P (if PCREL_P non-NULL) | |
2543 | will return 1 and *ADDRESS (if ADDRESS non-NULL) will return the | |
2544 | calculated address; otherwise, *PCREL_P (if PCREL_P non-NULL) returns 0. | |
2545 | ||
2546 | The function serves both the disassembler and the assembler diagnostics | |
2547 | issuer, which is the reason why it lives in this file. */ | |
2548 | ||
2549 | void | |
2550 | aarch64_print_operand (char *buf, size_t size, bfd_vma pc, | |
2551 | const aarch64_opcode *opcode, | |
2552 | const aarch64_opnd_info *opnds, int idx, int *pcrel_p, | |
2553 | bfd_vma *address) | |
2554 | { | |
2555 | int i; | |
2556 | const char *name = NULL; | |
2557 | const aarch64_opnd_info *opnd = opnds + idx; | |
2558 | enum aarch64_modifier_kind kind; | |
245d2e3f | 2559 | uint64_t addr, enum_value; |
a06ea964 NC |
2560 | |
2561 | buf[0] = '\0'; | |
2562 | if (pcrel_p) | |
2563 | *pcrel_p = 0; | |
2564 | ||
2565 | switch (opnd->type) | |
2566 | { | |
2567 | case AARCH64_OPND_Rd: | |
2568 | case AARCH64_OPND_Rn: | |
2569 | case AARCH64_OPND_Rm: | |
2570 | case AARCH64_OPND_Rt: | |
2571 | case AARCH64_OPND_Rt2: | |
2572 | case AARCH64_OPND_Rs: | |
2573 | case AARCH64_OPND_Ra: | |
2574 | case AARCH64_OPND_Rt_SYS: | |
ee804238 | 2575 | case AARCH64_OPND_PAIRREG: |
a06ea964 NC |
2576 | /* The optional-ness of <Xt> in e.g. IC <ic_op>{, <Xt>} is determined by |
2577 | the <ic_op>, therefore we we use opnd->present to override the | |
2578 | generic optional-ness information. */ | |
2579 | if (opnd->type == AARCH64_OPND_Rt_SYS && !opnd->present) | |
2580 | break; | |
2581 | /* Omit the operand, e.g. RET. */ | |
2582 | if (optional_operand_p (opcode, idx) | |
2583 | && opnd->reg.regno == get_optional_operand_default_value (opcode)) | |
2584 | break; | |
2585 | assert (opnd->qualifier == AARCH64_OPND_QLF_W | |
2586 | || opnd->qualifier == AARCH64_OPND_QLF_X); | |
2587 | snprintf (buf, size, "%s", | |
2588 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0)); | |
2589 | break; | |
2590 | ||
2591 | case AARCH64_OPND_Rd_SP: | |
2592 | case AARCH64_OPND_Rn_SP: | |
2593 | assert (opnd->qualifier == AARCH64_OPND_QLF_W | |
2594 | || opnd->qualifier == AARCH64_OPND_QLF_WSP | |
2595 | || opnd->qualifier == AARCH64_OPND_QLF_X | |
2596 | || opnd->qualifier == AARCH64_OPND_QLF_SP); | |
2597 | snprintf (buf, size, "%s", | |
2598 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 1)); | |
2599 | break; | |
2600 | ||
2601 | case AARCH64_OPND_Rm_EXT: | |
2602 | kind = opnd->shifter.kind; | |
2603 | assert (idx == 1 || idx == 2); | |
2604 | if ((aarch64_stack_pointer_p (opnds) | |
2605 | || (idx == 2 && aarch64_stack_pointer_p (opnds + 1))) | |
2606 | && ((opnd->qualifier == AARCH64_OPND_QLF_W | |
2607 | && opnds[0].qualifier == AARCH64_OPND_QLF_W | |
2608 | && kind == AARCH64_MOD_UXTW) | |
2609 | || (opnd->qualifier == AARCH64_OPND_QLF_X | |
2610 | && kind == AARCH64_MOD_UXTX))) | |
2611 | { | |
2612 | /* 'LSL' is the preferred form in this case. */ | |
2613 | kind = AARCH64_MOD_LSL; | |
2614 | if (opnd->shifter.amount == 0) | |
2615 | { | |
2616 | /* Shifter omitted. */ | |
2617 | snprintf (buf, size, "%s", | |
2618 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0)); | |
2619 | break; | |
2620 | } | |
2621 | } | |
2622 | if (opnd->shifter.amount) | |
2623 | snprintf (buf, size, "%s, %s #%d", | |
2624 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0), | |
2625 | aarch64_operand_modifiers[kind].name, | |
2626 | opnd->shifter.amount); | |
2627 | else | |
2628 | snprintf (buf, size, "%s, %s", | |
2629 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0), | |
2630 | aarch64_operand_modifiers[kind].name); | |
2631 | break; | |
2632 | ||
2633 | case AARCH64_OPND_Rm_SFT: | |
2634 | assert (opnd->qualifier == AARCH64_OPND_QLF_W | |
2635 | || opnd->qualifier == AARCH64_OPND_QLF_X); | |
2636 | if (opnd->shifter.amount == 0 && opnd->shifter.kind == AARCH64_MOD_LSL) | |
2637 | snprintf (buf, size, "%s", | |
2638 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0)); | |
2639 | else | |
2640 | snprintf (buf, size, "%s, %s #%d", | |
2641 | get_int_reg_name (opnd->reg.regno, opnd->qualifier, 0), | |
2642 | aarch64_operand_modifiers[opnd->shifter.kind].name, | |
2643 | opnd->shifter.amount); | |
2644 | break; | |
2645 | ||
2646 | case AARCH64_OPND_Fd: | |
2647 | case AARCH64_OPND_Fn: | |
2648 | case AARCH64_OPND_Fm: | |
2649 | case AARCH64_OPND_Fa: | |
2650 | case AARCH64_OPND_Ft: | |
2651 | case AARCH64_OPND_Ft2: | |
2652 | case AARCH64_OPND_Sd: | |
2653 | case AARCH64_OPND_Sn: | |
2654 | case AARCH64_OPND_Sm: | |
2655 | snprintf (buf, size, "%s%d", aarch64_get_qualifier_name (opnd->qualifier), | |
2656 | opnd->reg.regno); | |
2657 | break; | |
2658 | ||
2659 | case AARCH64_OPND_Vd: | |
2660 | case AARCH64_OPND_Vn: | |
2661 | case AARCH64_OPND_Vm: | |
2662 | snprintf (buf, size, "v%d.%s", opnd->reg.regno, | |
2663 | aarch64_get_qualifier_name (opnd->qualifier)); | |
2664 | break; | |
2665 | ||
2666 | case AARCH64_OPND_Ed: | |
2667 | case AARCH64_OPND_En: | |
2668 | case AARCH64_OPND_Em: | |
dab26bf4 | 2669 | snprintf (buf, size, "v%d.%s[%" PRIi64 "]", opnd->reglane.regno, |
a06ea964 NC |
2670 | aarch64_get_qualifier_name (opnd->qualifier), |
2671 | opnd->reglane.index); | |
2672 | break; | |
2673 | ||
2674 | case AARCH64_OPND_VdD1: | |
2675 | case AARCH64_OPND_VnD1: | |
2676 | snprintf (buf, size, "v%d.d[1]", opnd->reg.regno); | |
2677 | break; | |
2678 | ||
2679 | case AARCH64_OPND_LVn: | |
2680 | case AARCH64_OPND_LVt: | |
2681 | case AARCH64_OPND_LVt_AL: | |
2682 | case AARCH64_OPND_LEt: | |
8a7f0c1b | 2683 | print_register_list (buf, size, opnd, "v"); |
a06ea964 NC |
2684 | break; |
2685 | ||
f11ad6bc RS |
2686 | case AARCH64_OPND_SVE_Pd: |
2687 | case AARCH64_OPND_SVE_Pg3: | |
2688 | case AARCH64_OPND_SVE_Pg4_5: | |
2689 | case AARCH64_OPND_SVE_Pg4_10: | |
2690 | case AARCH64_OPND_SVE_Pg4_16: | |
2691 | case AARCH64_OPND_SVE_Pm: | |
2692 | case AARCH64_OPND_SVE_Pn: | |
2693 | case AARCH64_OPND_SVE_Pt: | |
2694 | if (opnd->qualifier == AARCH64_OPND_QLF_NIL) | |
2695 | snprintf (buf, size, "p%d", opnd->reg.regno); | |
d50c751e RS |
2696 | else if (opnd->qualifier == AARCH64_OPND_QLF_P_Z |
2697 | || opnd->qualifier == AARCH64_OPND_QLF_P_M) | |
2698 | snprintf (buf, size, "p%d/%s", opnd->reg.regno, | |
2699 | aarch64_get_qualifier_name (opnd->qualifier)); | |
f11ad6bc RS |
2700 | else |
2701 | snprintf (buf, size, "p%d.%s", opnd->reg.regno, | |
2702 | aarch64_get_qualifier_name (opnd->qualifier)); | |
2703 | break; | |
2704 | ||
2705 | case AARCH64_OPND_SVE_Za_5: | |
2706 | case AARCH64_OPND_SVE_Za_16: | |
2707 | case AARCH64_OPND_SVE_Zd: | |
2708 | case AARCH64_OPND_SVE_Zm_5: | |
2709 | case AARCH64_OPND_SVE_Zm_16: | |
2710 | case AARCH64_OPND_SVE_Zn: | |
2711 | case AARCH64_OPND_SVE_Zt: | |
2712 | if (opnd->qualifier == AARCH64_OPND_QLF_NIL) | |
2713 | snprintf (buf, size, "z%d", opnd->reg.regno); | |
2714 | else | |
2715 | snprintf (buf, size, "z%d.%s", opnd->reg.regno, | |
2716 | aarch64_get_qualifier_name (opnd->qualifier)); | |
2717 | break; | |
2718 | ||
2719 | case AARCH64_OPND_SVE_ZnxN: | |
2720 | case AARCH64_OPND_SVE_ZtxN: | |
2721 | print_register_list (buf, size, opnd, "z"); | |
2722 | break; | |
2723 | ||
2724 | case AARCH64_OPND_SVE_Zn_INDEX: | |
2725 | snprintf (buf, size, "z%d.%s[%" PRIi64 "]", opnd->reglane.regno, | |
2726 | aarch64_get_qualifier_name (opnd->qualifier), | |
2727 | opnd->reglane.index); | |
2728 | break; | |
2729 | ||
a06ea964 NC |
2730 | case AARCH64_OPND_Cn: |
2731 | case AARCH64_OPND_Cm: | |
2732 | snprintf (buf, size, "C%d", opnd->reg.regno); | |
2733 | break; | |
2734 | ||
2735 | case AARCH64_OPND_IDX: | |
2736 | case AARCH64_OPND_IMM: | |
2737 | case AARCH64_OPND_WIDTH: | |
2738 | case AARCH64_OPND_UIMM3_OP1: | |
2739 | case AARCH64_OPND_UIMM3_OP2: | |
2740 | case AARCH64_OPND_BIT_NUM: | |
2741 | case AARCH64_OPND_IMM_VLSL: | |
2742 | case AARCH64_OPND_IMM_VLSR: | |
2743 | case AARCH64_OPND_SHLL_IMM: | |
2744 | case AARCH64_OPND_IMM0: | |
2745 | case AARCH64_OPND_IMMR: | |
2746 | case AARCH64_OPND_IMMS: | |
2747 | case AARCH64_OPND_FBITS: | |
a06ea964 NC |
2748 | snprintf (buf, size, "#%" PRIi64, opnd->imm.value); |
2749 | break; | |
2750 | ||
245d2e3f RS |
2751 | case AARCH64_OPND_SVE_PATTERN: |
2752 | if (optional_operand_p (opcode, idx) | |
2753 | && opnd->imm.value == get_optional_operand_default_value (opcode)) | |
2754 | break; | |
2755 | enum_value = opnd->imm.value; | |
2756 | assert (enum_value < ARRAY_SIZE (aarch64_sve_pattern_array)); | |
2757 | if (aarch64_sve_pattern_array[enum_value]) | |
2758 | snprintf (buf, size, "%s", aarch64_sve_pattern_array[enum_value]); | |
2759 | else | |
2760 | snprintf (buf, size, "#%" PRIi64, opnd->imm.value); | |
2761 | break; | |
2762 | ||
2763 | case AARCH64_OPND_SVE_PRFOP: | |
2764 | enum_value = opnd->imm.value; | |
2765 | assert (enum_value < ARRAY_SIZE (aarch64_sve_prfop_array)); | |
2766 | if (aarch64_sve_prfop_array[enum_value]) | |
2767 | snprintf (buf, size, "%s", aarch64_sve_prfop_array[enum_value]); | |
2768 | else | |
2769 | snprintf (buf, size, "#%" PRIi64, opnd->imm.value); | |
2770 | break; | |
2771 | ||
fb098a1e YZ |
2772 | case AARCH64_OPND_IMM_MOV: |
2773 | switch (aarch64_get_qualifier_esize (opnds[0].qualifier)) | |
2774 | { | |
2775 | case 4: /* e.g. MOV Wd, #<imm32>. */ | |
2776 | { | |
2777 | int imm32 = opnd->imm.value; | |
2778 | snprintf (buf, size, "#0x%-20x\t// #%d", imm32, imm32); | |
2779 | } | |
2780 | break; | |
2781 | case 8: /* e.g. MOV Xd, #<imm64>. */ | |
2782 | snprintf (buf, size, "#0x%-20" PRIx64 "\t// #%" PRIi64, | |
2783 | opnd->imm.value, opnd->imm.value); | |
2784 | break; | |
2785 | default: assert (0); | |
2786 | } | |
2787 | break; | |
2788 | ||
a06ea964 NC |
2789 | case AARCH64_OPND_FPIMM0: |
2790 | snprintf (buf, size, "#0.0"); | |
2791 | break; | |
2792 | ||
2793 | case AARCH64_OPND_LIMM: | |
2794 | case AARCH64_OPND_AIMM: | |
2795 | case AARCH64_OPND_HALF: | |
2796 | if (opnd->shifter.amount) | |
2797 | snprintf (buf, size, "#0x%" PRIx64 ", lsl #%d", opnd->imm.value, | |
2798 | opnd->shifter.amount); | |
2799 | else | |
2800 | snprintf (buf, size, "#0x%" PRIx64, opnd->imm.value); | |
2801 | break; | |
2802 | ||
2803 | case AARCH64_OPND_SIMD_IMM: | |
2804 | case AARCH64_OPND_SIMD_IMM_SFT: | |
2805 | if ((! opnd->shifter.amount && opnd->shifter.kind == AARCH64_MOD_LSL) | |
2806 | || opnd->shifter.kind == AARCH64_MOD_NONE) | |
2807 | snprintf (buf, size, "#0x%" PRIx64, opnd->imm.value); | |
2808 | else | |
2809 | snprintf (buf, size, "#0x%" PRIx64 ", %s #%d", opnd->imm.value, | |
2810 | aarch64_operand_modifiers[opnd->shifter.kind].name, | |
2811 | opnd->shifter.amount); | |
2812 | break; | |
2813 | ||
2814 | case AARCH64_OPND_FPIMM: | |
2815 | case AARCH64_OPND_SIMD_FPIMM: | |
2816 | switch (aarch64_get_qualifier_esize (opnds[0].qualifier)) | |
2817 | { | |
cf86120b MW |
2818 | case 2: /* e.g. FMOV <Hd>, #<imm>. */ |
2819 | { | |
2820 | half_conv_t c; | |
2821 | c.i = expand_fp_imm (2, opnd->imm.value); | |
2822 | snprintf (buf, size, "#%.18e", c.f); | |
2823 | } | |
2824 | break; | |
a06ea964 NC |
2825 | case 4: /* e.g. FMOV <Vd>.4S, #<imm>. */ |
2826 | { | |
2827 | single_conv_t c; | |
cf86120b | 2828 | c.i = expand_fp_imm (4, opnd->imm.value); |
a06ea964 NC |
2829 | snprintf (buf, size, "#%.18e", c.f); |
2830 | } | |
2831 | break; | |
2832 | case 8: /* e.g. FMOV <Sd>, #<imm>. */ | |
2833 | { | |
2834 | double_conv_t c; | |
cf86120b | 2835 | c.i = expand_fp_imm (8, opnd->imm.value); |
a06ea964 NC |
2836 | snprintf (buf, size, "#%.18e", c.d); |
2837 | } | |
2838 | break; | |
2839 | default: assert (0); | |
2840 | } | |
2841 | break; | |
2842 | ||
2843 | case AARCH64_OPND_CCMP_IMM: | |
2844 | case AARCH64_OPND_NZCV: | |
2845 | case AARCH64_OPND_EXCEPTION: | |
2846 | case AARCH64_OPND_UIMM4: | |
2847 | case AARCH64_OPND_UIMM7: | |
2848 | if (optional_operand_p (opcode, idx) == TRUE | |
2849 | && (opnd->imm.value == | |
2850 | (int64_t) get_optional_operand_default_value (opcode))) | |
2851 | /* Omit the operand, e.g. DCPS1. */ | |
2852 | break; | |
2853 | snprintf (buf, size, "#0x%x", (unsigned int)opnd->imm.value); | |
2854 | break; | |
2855 | ||
2856 | case AARCH64_OPND_COND: | |
68a64283 | 2857 | case AARCH64_OPND_COND1: |
a06ea964 NC |
2858 | snprintf (buf, size, "%s", opnd->cond->names[0]); |
2859 | break; | |
2860 | ||
2861 | case AARCH64_OPND_ADDR_ADRP: | |
2862 | addr = ((pc + AARCH64_PCREL_OFFSET) & ~(uint64_t)0xfff) | |
2863 | + opnd->imm.value; | |
2864 | if (pcrel_p) | |
2865 | *pcrel_p = 1; | |
2866 | if (address) | |
2867 | *address = addr; | |
2868 | /* This is not necessary during the disassembling, as print_address_func | |
2869 | in the disassemble_info will take care of the printing. But some | |
2870 | other callers may be still interested in getting the string in *STR, | |
2871 | so here we do snprintf regardless. */ | |
2872 | snprintf (buf, size, "#0x%" PRIx64, addr); | |
2873 | break; | |
2874 | ||
2875 | case AARCH64_OPND_ADDR_PCREL14: | |
2876 | case AARCH64_OPND_ADDR_PCREL19: | |
2877 | case AARCH64_OPND_ADDR_PCREL21: | |
2878 | case AARCH64_OPND_ADDR_PCREL26: | |
2879 | addr = pc + AARCH64_PCREL_OFFSET + opnd->imm.value; | |
2880 | if (pcrel_p) | |
2881 | *pcrel_p = 1; | |
2882 | if (address) | |
2883 | *address = addr; | |
2884 | /* This is not necessary during the disassembling, as print_address_func | |
2885 | in the disassemble_info will take care of the printing. But some | |
2886 | other callers may be still interested in getting the string in *STR, | |
2887 | so here we do snprintf regardless. */ | |
2888 | snprintf (buf, size, "#0x%" PRIx64, addr); | |
2889 | break; | |
2890 | ||
2891 | case AARCH64_OPND_ADDR_SIMPLE: | |
2892 | case AARCH64_OPND_SIMD_ADDR_SIMPLE: | |
2893 | case AARCH64_OPND_SIMD_ADDR_POST: | |
2894 | name = get_64bit_int_reg_name (opnd->addr.base_regno, 1); | |
2895 | if (opnd->type == AARCH64_OPND_SIMD_ADDR_POST) | |
2896 | { | |
2897 | if (opnd->addr.offset.is_reg) | |
2898 | snprintf (buf, size, "[%s], x%d", name, opnd->addr.offset.regno); | |
2899 | else | |
2900 | snprintf (buf, size, "[%s], #%d", name, opnd->addr.offset.imm); | |
2901 | } | |
2902 | else | |
2903 | snprintf (buf, size, "[%s]", name); | |
2904 | break; | |
2905 | ||
2906 | case AARCH64_OPND_ADDR_REGOFF: | |
01dbfe4c RS |
2907 | print_register_offset_address |
2908 | (buf, size, opnd, get_64bit_int_reg_name (opnd->addr.base_regno, 1), | |
2909 | get_offset_int_reg_name (opnd)); | |
a06ea964 NC |
2910 | break; |
2911 | ||
2912 | case AARCH64_OPND_ADDR_SIMM7: | |
2913 | case AARCH64_OPND_ADDR_SIMM9: | |
2914 | case AARCH64_OPND_ADDR_SIMM9_2: | |
01dbfe4c RS |
2915 | print_immediate_offset_address |
2916 | (buf, size, opnd, get_64bit_int_reg_name (opnd->addr.base_regno, 1)); | |
a06ea964 NC |
2917 | break; |
2918 | ||
2919 | case AARCH64_OPND_ADDR_UIMM12: | |
2920 | name = get_64bit_int_reg_name (opnd->addr.base_regno, 1); | |
2921 | if (opnd->addr.offset.imm) | |
2922 | snprintf (buf, size, "[%s,#%d]", name, opnd->addr.offset.imm); | |
2923 | else | |
2924 | snprintf (buf, size, "[%s]", name); | |
2925 | break; | |
2926 | ||
2927 | case AARCH64_OPND_SYSREG: | |
2928 | for (i = 0; aarch64_sys_regs[i].name; ++i) | |
49eec193 YZ |
2929 | if (aarch64_sys_regs[i].value == opnd->sysreg |
2930 | && ! aarch64_sys_reg_deprecated_p (&aarch64_sys_regs[i])) | |
a06ea964 NC |
2931 | break; |
2932 | if (aarch64_sys_regs[i].name) | |
2933 | snprintf (buf, size, "%s", aarch64_sys_regs[i].name); | |
2934 | else | |
2935 | { | |
2936 | /* Implementation defined system register. */ | |
2937 | unsigned int value = opnd->sysreg; | |
2938 | snprintf (buf, size, "s%u_%u_c%u_c%u_%u", (value >> 14) & 0x3, | |
2939 | (value >> 11) & 0x7, (value >> 7) & 0xf, (value >> 3) & 0xf, | |
2940 | value & 0x7); | |
2941 | } | |
2942 | break; | |
2943 | ||
2944 | case AARCH64_OPND_PSTATEFIELD: | |
2945 | for (i = 0; aarch64_pstatefields[i].name; ++i) | |
2946 | if (aarch64_pstatefields[i].value == opnd->pstatefield) | |
2947 | break; | |
2948 | assert (aarch64_pstatefields[i].name); | |
2949 | snprintf (buf, size, "%s", aarch64_pstatefields[i].name); | |
2950 | break; | |
2951 | ||
2952 | case AARCH64_OPND_SYSREG_AT: | |
2953 | case AARCH64_OPND_SYSREG_DC: | |
2954 | case AARCH64_OPND_SYSREG_IC: | |
2955 | case AARCH64_OPND_SYSREG_TLBI: | |
875880c6 | 2956 | snprintf (buf, size, "%s", opnd->sysins_op->name); |
a06ea964 NC |
2957 | break; |
2958 | ||
2959 | case AARCH64_OPND_BARRIER: | |
2960 | snprintf (buf, size, "%s", opnd->barrier->name); | |
2961 | break; | |
2962 | ||
2963 | case AARCH64_OPND_BARRIER_ISB: | |
2964 | /* Operand can be omitted, e.g. in DCPS1. */ | |
2965 | if (! optional_operand_p (opcode, idx) | |
2966 | || (opnd->barrier->value | |
2967 | != get_optional_operand_default_value (opcode))) | |
2968 | snprintf (buf, size, "#0x%x", opnd->barrier->value); | |
2969 | break; | |
2970 | ||
2971 | case AARCH64_OPND_PRFOP: | |
a1ccaec9 YZ |
2972 | if (opnd->prfop->name != NULL) |
2973 | snprintf (buf, size, "%s", opnd->prfop->name); | |
2974 | else | |
2975 | snprintf (buf, size, "#0x%02x", opnd->prfop->value); | |
a06ea964 NC |
2976 | break; |
2977 | ||
1e6f4800 MW |
2978 | case AARCH64_OPND_BARRIER_PSB: |
2979 | snprintf (buf, size, "%s", opnd->hint_option->name); | |
2980 | break; | |
2981 | ||
a06ea964 NC |
2982 | default: |
2983 | assert (0); | |
2984 | } | |
2985 | } | |
2986 | \f | |
2987 | #define CPENC(op0,op1,crn,crm,op2) \ | |
2988 | ((((op0) << 19) | ((op1) << 16) | ((crn) << 12) | ((crm) << 8) | ((op2) << 5)) >> 5) | |
2989 | /* for 3.9.3 Instructions for Accessing Special Purpose Registers */ | |
2990 | #define CPEN_(op1,crm,op2) CPENC(3,(op1),4,(crm),(op2)) | |
2991 | /* for 3.9.10 System Instructions */ | |
2992 | #define CPENS(op1,crn,crm,op2) CPENC(1,(op1),(crn),(crm),(op2)) | |
2993 | ||
2994 | #define C0 0 | |
2995 | #define C1 1 | |
2996 | #define C2 2 | |
2997 | #define C3 3 | |
2998 | #define C4 4 | |
2999 | #define C5 5 | |
3000 | #define C6 6 | |
3001 | #define C7 7 | |
3002 | #define C8 8 | |
3003 | #define C9 9 | |
3004 | #define C10 10 | |
3005 | #define C11 11 | |
3006 | #define C12 12 | |
3007 | #define C13 13 | |
3008 | #define C14 14 | |
3009 | #define C15 15 | |
3010 | ||
49eec193 YZ |
3011 | #ifdef F_DEPRECATED |
3012 | #undef F_DEPRECATED | |
3013 | #endif | |
3014 | #define F_DEPRECATED 0x1 /* Deprecated system register. */ | |
3015 | ||
f21cce2c MW |
3016 | #ifdef F_ARCHEXT |
3017 | #undef F_ARCHEXT | |
3018 | #endif | |
3019 | #define F_ARCHEXT 0x2 /* Architecture dependent system register. */ | |
3020 | ||
ea2deeec MW |
3021 | #ifdef F_HASXT |
3022 | #undef F_HASXT | |
3023 | #endif | |
3024 | #define F_HASXT 0x4 /* System instruction register <Xt> | |
3025 | operand. */ | |
3026 | ||
f21cce2c | 3027 | |
a06ea964 NC |
3028 | /* TODO there are two more issues need to be resolved |
3029 | 1. handle read-only and write-only system registers | |
3030 | 2. handle cpu-implementation-defined system registers. */ | |
49eec193 YZ |
3031 | const aarch64_sys_reg aarch64_sys_regs [] = |
3032 | { | |
3033 | { "spsr_el1", CPEN_(0,C0,0), 0 }, /* = spsr_svc */ | |
250aafa4 | 3034 | { "spsr_el12", CPEN_ (5, C0, 0), F_ARCHEXT }, |
49eec193 | 3035 | { "elr_el1", CPEN_(0,C0,1), 0 }, |
250aafa4 | 3036 | { "elr_el12", CPEN_ (5, C0, 1), F_ARCHEXT }, |
49eec193 YZ |
3037 | { "sp_el0", CPEN_(0,C1,0), 0 }, |
3038 | { "spsel", CPEN_(0,C2,0), 0 }, | |
3039 | { "daif", CPEN_(3,C2,1), 0 }, | |
3040 | { "currentel", CPEN_(0,C2,2), 0 }, /* RO */ | |
f21cce2c | 3041 | { "pan", CPEN_(0,C2,3), F_ARCHEXT }, |
6479e48e | 3042 | { "uao", CPEN_ (0, C2, 4), F_ARCHEXT }, |
49eec193 YZ |
3043 | { "nzcv", CPEN_(3,C2,0), 0 }, |
3044 | { "fpcr", CPEN_(3,C4,0), 0 }, | |
3045 | { "fpsr", CPEN_(3,C4,1), 0 }, | |
3046 | { "dspsr_el0", CPEN_(3,C5,0), 0 }, | |
3047 | { "dlr_el0", CPEN_(3,C5,1), 0 }, | |
3048 | { "spsr_el2", CPEN_(4,C0,0), 0 }, /* = spsr_hyp */ | |
3049 | { "elr_el2", CPEN_(4,C0,1), 0 }, | |
3050 | { "sp_el1", CPEN_(4,C1,0), 0 }, | |
3051 | { "spsr_irq", CPEN_(4,C3,0), 0 }, | |
3052 | { "spsr_abt", CPEN_(4,C3,1), 0 }, | |
3053 | { "spsr_und", CPEN_(4,C3,2), 0 }, | |
3054 | { "spsr_fiq", CPEN_(4,C3,3), 0 }, | |
3055 | { "spsr_el3", CPEN_(6,C0,0), 0 }, | |
3056 | { "elr_el3", CPEN_(6,C0,1), 0 }, | |
3057 | { "sp_el2", CPEN_(6,C1,0), 0 }, | |
3058 | { "spsr_svc", CPEN_(0,C0,0), F_DEPRECATED }, /* = spsr_el1 */ | |
3059 | { "spsr_hyp", CPEN_(4,C0,0), F_DEPRECATED }, /* = spsr_el2 */ | |
3060 | { "midr_el1", CPENC(3,0,C0,C0,0), 0 }, /* RO */ | |
3061 | { "ctr_el0", CPENC(3,3,C0,C0,1), 0 }, /* RO */ | |
3062 | { "mpidr_el1", CPENC(3,0,C0,C0,5), 0 }, /* RO */ | |
3063 | { "revidr_el1", CPENC(3,0,C0,C0,6), 0 }, /* RO */ | |
3064 | { "aidr_el1", CPENC(3,1,C0,C0,7), 0 }, /* RO */ | |
3065 | { "dczid_el0", CPENC(3,3,C0,C0,7), 0 }, /* RO */ | |
3066 | { "id_dfr0_el1", CPENC(3,0,C0,C1,2), 0 }, /* RO */ | |
3067 | { "id_pfr0_el1", CPENC(3,0,C0,C1,0), 0 }, /* RO */ | |
3068 | { "id_pfr1_el1", CPENC(3,0,C0,C1,1), 0 }, /* RO */ | |
3069 | { "id_afr0_el1", CPENC(3,0,C0,C1,3), 0 }, /* RO */ | |
3070 | { "id_mmfr0_el1", CPENC(3,0,C0,C1,4), 0 }, /* RO */ | |
3071 | { "id_mmfr1_el1", CPENC(3,0,C0,C1,5), 0 }, /* RO */ | |
3072 | { "id_mmfr2_el1", CPENC(3,0,C0,C1,6), 0 }, /* RO */ | |
3073 | { "id_mmfr3_el1", CPENC(3,0,C0,C1,7), 0 }, /* RO */ | |
bdfa8b95 | 3074 | { "id_mmfr4_el1", CPENC(3,0,C0,C2,6), 0 }, /* RO */ |
49eec193 YZ |
3075 | { "id_isar0_el1", CPENC(3,0,C0,C2,0), 0 }, /* RO */ |
3076 | { "id_isar1_el1", CPENC(3,0,C0,C2,1), 0 }, /* RO */ | |
3077 | { "id_isar2_el1", CPENC(3,0,C0,C2,2), 0 }, /* RO */ | |
3078 | { "id_isar3_el1", CPENC(3,0,C0,C2,3), 0 }, /* RO */ | |
3079 | { "id_isar4_el1", CPENC(3,0,C0,C2,4), 0 }, /* RO */ | |
3080 | { "id_isar5_el1", CPENC(3,0,C0,C2,5), 0 }, /* RO */ | |
3081 | { "mvfr0_el1", CPENC(3,0,C0,C3,0), 0 }, /* RO */ | |
3082 | { "mvfr1_el1", CPENC(3,0,C0,C3,1), 0 }, /* RO */ | |
3083 | { "mvfr2_el1", CPENC(3,0,C0,C3,2), 0 }, /* RO */ | |
3084 | { "ccsidr_el1", CPENC(3,1,C0,C0,0), 0 }, /* RO */ | |
3085 | { "id_aa64pfr0_el1", CPENC(3,0,C0,C4,0), 0 }, /* RO */ | |
3086 | { "id_aa64pfr1_el1", CPENC(3,0,C0,C4,1), 0 }, /* RO */ | |
3087 | { "id_aa64dfr0_el1", CPENC(3,0,C0,C5,0), 0 }, /* RO */ | |
3088 | { "id_aa64dfr1_el1", CPENC(3,0,C0,C5,1), 0 }, /* RO */ | |
3089 | { "id_aa64isar0_el1", CPENC(3,0,C0,C6,0), 0 }, /* RO */ | |
3090 | { "id_aa64isar1_el1", CPENC(3,0,C0,C6,1), 0 }, /* RO */ | |
3091 | { "id_aa64mmfr0_el1", CPENC(3,0,C0,C7,0), 0 }, /* RO */ | |
3092 | { "id_aa64mmfr1_el1", CPENC(3,0,C0,C7,1), 0 }, /* RO */ | |
1a04d1a7 | 3093 | { "id_aa64mmfr2_el1", CPENC (3, 0, C0, C7, 2), F_ARCHEXT }, /* RO */ |
49eec193 YZ |
3094 | { "id_aa64afr0_el1", CPENC(3,0,C0,C5,4), 0 }, /* RO */ |
3095 | { "id_aa64afr1_el1", CPENC(3,0,C0,C5,5), 0 }, /* RO */ | |
3096 | { "clidr_el1", CPENC(3,1,C0,C0,1), 0 }, /* RO */ | |
3097 | { "csselr_el1", CPENC(3,2,C0,C0,0), 0 }, /* RO */ | |
3098 | { "vpidr_el2", CPENC(3,4,C0,C0,0), 0 }, | |
3099 | { "vmpidr_el2", CPENC(3,4,C0,C0,5), 0 }, | |
3100 | { "sctlr_el1", CPENC(3,0,C1,C0,0), 0 }, | |
3101 | { "sctlr_el2", CPENC(3,4,C1,C0,0), 0 }, | |
3102 | { "sctlr_el3", CPENC(3,6,C1,C0,0), 0 }, | |
250aafa4 | 3103 | { "sctlr_el12", CPENC (3, 5, C1, C0, 0), F_ARCHEXT }, |
49eec193 YZ |
3104 | { "actlr_el1", CPENC(3,0,C1,C0,1), 0 }, |
3105 | { "actlr_el2", CPENC(3,4,C1,C0,1), 0 }, | |
3106 | { "actlr_el3", CPENC(3,6,C1,C0,1), 0 }, | |
3107 | { "cpacr_el1", CPENC(3,0,C1,C0,2), 0 }, | |
250aafa4 | 3108 | { "cpacr_el12", CPENC (3, 5, C1, C0, 2), F_ARCHEXT }, |
49eec193 YZ |
3109 | { "cptr_el2", CPENC(3,4,C1,C1,2), 0 }, |
3110 | { "cptr_el3", CPENC(3,6,C1,C1,2), 0 }, | |
3111 | { "scr_el3", CPENC(3,6,C1,C1,0), 0 }, | |
3112 | { "hcr_el2", CPENC(3,4,C1,C1,0), 0 }, | |
3113 | { "mdcr_el2", CPENC(3,4,C1,C1,1), 0 }, | |
3114 | { "mdcr_el3", CPENC(3,6,C1,C3,1), 0 }, | |
3115 | { "hstr_el2", CPENC(3,4,C1,C1,3), 0 }, | |
3116 | { "hacr_el2", CPENC(3,4,C1,C1,7), 0 }, | |
3117 | { "ttbr0_el1", CPENC(3,0,C2,C0,0), 0 }, | |
3118 | { "ttbr1_el1", CPENC(3,0,C2,C0,1), 0 }, | |
3119 | { "ttbr0_el2", CPENC(3,4,C2,C0,0), 0 }, | |
250aafa4 | 3120 | { "ttbr1_el2", CPENC (3, 4, C2, C0, 1), F_ARCHEXT }, |
49eec193 | 3121 | { "ttbr0_el3", CPENC(3,6,C2,C0,0), 0 }, |
250aafa4 MW |
3122 | { "ttbr0_el12", CPENC (3, 5, C2, C0, 0), F_ARCHEXT }, |
3123 | { "ttbr1_el12", CPENC (3, 5, C2, C0, 1), F_ARCHEXT }, | |
49eec193 YZ |
3124 | { "vttbr_el2", CPENC(3,4,C2,C1,0), 0 }, |
3125 | { "tcr_el1", CPENC(3,0,C2,C0,2), 0 }, | |
3126 | { "tcr_el2", CPENC(3,4,C2,C0,2), 0 }, | |
3127 | { "tcr_el3", CPENC(3,6,C2,C0,2), 0 }, | |
250aafa4 | 3128 | { "tcr_el12", CPENC (3, 5, C2, C0, 2), F_ARCHEXT }, |
49eec193 YZ |
3129 | { "vtcr_el2", CPENC(3,4,C2,C1,2), 0 }, |
3130 | { "afsr0_el1", CPENC(3,0,C5,C1,0), 0 }, | |
3131 | { "afsr1_el1", CPENC(3,0,C5,C1,1), 0 }, | |
3132 | { "afsr0_el2", CPENC(3,4,C5,C1,0), 0 }, | |
3133 | { "afsr1_el2", CPENC(3,4,C5,C1,1), 0 }, | |
3134 | { "afsr0_el3", CPENC(3,6,C5,C1,0), 0 }, | |
250aafa4 | 3135 | { "afsr0_el12", CPENC (3, 5, C5, C1, 0), F_ARCHEXT }, |
49eec193 | 3136 | { "afsr1_el3", CPENC(3,6,C5,C1,1), 0 }, |
250aafa4 | 3137 | { "afsr1_el12", CPENC (3, 5, C5, C1, 1), F_ARCHEXT }, |
49eec193 YZ |
3138 | { "esr_el1", CPENC(3,0,C5,C2,0), 0 }, |
3139 | { "esr_el2", CPENC(3,4,C5,C2,0), 0 }, | |
3140 | { "esr_el3", CPENC(3,6,C5,C2,0), 0 }, | |
250aafa4 | 3141 | { "esr_el12", CPENC (3, 5, C5, C2, 0), F_ARCHEXT }, |
47f81142 | 3142 | { "vsesr_el2", CPENC (3, 4, C5, C2, 3), F_ARCHEXT }, /* RO */ |
49eec193 | 3143 | { "fpexc32_el2", CPENC(3,4,C5,C3,0), 0 }, |
47f81142 MW |
3144 | { "erridr_el1", CPENC (3, 0, C5, C3, 0), F_ARCHEXT }, /* RO */ |
3145 | { "errselr_el1", CPENC (3, 0, C5, C3, 1), F_ARCHEXT }, | |
3146 | { "erxfr_el1", CPENC (3, 0, C5, C4, 0), F_ARCHEXT }, /* RO */ | |
3147 | { "erxctlr_el1", CPENC (3, 0, C5, C4, 1), F_ARCHEXT }, | |
3148 | { "erxstatus_el1", CPENC (3, 0, C5, C4, 2), F_ARCHEXT }, | |
3149 | { "erxaddr_el1", CPENC (3, 0, C5, C4, 3), F_ARCHEXT }, | |
3150 | { "erxmisc0_el1", CPENC (3, 0, C5, C5, 0), F_ARCHEXT }, | |
3151 | { "erxmisc1_el1", CPENC (3, 0, C5, C5, 1), F_ARCHEXT }, | |
49eec193 YZ |
3152 | { "far_el1", CPENC(3,0,C6,C0,0), 0 }, |
3153 | { "far_el2", CPENC(3,4,C6,C0,0), 0 }, | |
3154 | { "far_el3", CPENC(3,6,C6,C0,0), 0 }, | |
250aafa4 | 3155 | { "far_el12", CPENC (3, 5, C6, C0, 0), F_ARCHEXT }, |
49eec193 YZ |
3156 | { "hpfar_el2", CPENC(3,4,C6,C0,4), 0 }, |
3157 | { "par_el1", CPENC(3,0,C7,C4,0), 0 }, | |
3158 | { "mair_el1", CPENC(3,0,C10,C2,0), 0 }, | |
3159 | { "mair_el2", CPENC(3,4,C10,C2,0), 0 }, | |
3160 | { "mair_el3", CPENC(3,6,C10,C2,0), 0 }, | |
250aafa4 | 3161 | { "mair_el12", CPENC (3, 5, C10, C2, 0), F_ARCHEXT }, |
49eec193 YZ |
3162 | { "amair_el1", CPENC(3,0,C10,C3,0), 0 }, |
3163 | { "amair_el2", CPENC(3,4,C10,C3,0), 0 }, | |
3164 | { "amair_el3", CPENC(3,6,C10,C3,0), 0 }, | |
250aafa4 | 3165 | { "amair_el12", CPENC (3, 5, C10, C3, 0), F_ARCHEXT }, |
49eec193 YZ |
3166 | { "vbar_el1", CPENC(3,0,C12,C0,0), 0 }, |
3167 | { "vbar_el2", CPENC(3,4,C12,C0,0), 0 }, | |
3168 | { "vbar_el3", CPENC(3,6,C12,C0,0), 0 }, | |
250aafa4 | 3169 | { "vbar_el12", CPENC (3, 5, C12, C0, 0), F_ARCHEXT }, |
49eec193 YZ |
3170 | { "rvbar_el1", CPENC(3,0,C12,C0,1), 0 }, /* RO */ |
3171 | { "rvbar_el2", CPENC(3,4,C12,C0,1), 0 }, /* RO */ | |
3172 | { "rvbar_el3", CPENC(3,6,C12,C0,1), 0 }, /* RO */ | |
3173 | { "rmr_el1", CPENC(3,0,C12,C0,2), 0 }, | |
3174 | { "rmr_el2", CPENC(3,4,C12,C0,2), 0 }, | |
3175 | { "rmr_el3", CPENC(3,6,C12,C0,2), 0 }, | |
3176 | { "isr_el1", CPENC(3,0,C12,C1,0), 0 }, /* RO */ | |
47f81142 MW |
3177 | { "disr_el1", CPENC (3, 0, C12, C1, 1), F_ARCHEXT }, |
3178 | { "vdisr_el2", CPENC (3, 4, C12, C1, 1), F_ARCHEXT }, | |
49eec193 | 3179 | { "contextidr_el1", CPENC(3,0,C13,C0,1), 0 }, |
250aafa4 MW |
3180 | { "contextidr_el2", CPENC (3, 4, C13, C0, 1), F_ARCHEXT }, |
3181 | { "contextidr_el12", CPENC (3, 5, C13, C0, 1), F_ARCHEXT }, | |
49eec193 YZ |
3182 | { "tpidr_el0", CPENC(3,3,C13,C0,2), 0 }, |
3183 | { "tpidrro_el0", CPENC(3,3,C13,C0,3), 0 }, /* RO */ | |
3184 | { "tpidr_el1", CPENC(3,0,C13,C0,4), 0 }, | |
3185 | { "tpidr_el2", CPENC(3,4,C13,C0,2), 0 }, | |
3186 | { "tpidr_el3", CPENC(3,6,C13,C0,2), 0 }, | |
3187 | { "teecr32_el1", CPENC(2,2,C0, C0,0), 0 }, /* See section 3.9.7.1 */ | |
3188 | { "cntfrq_el0", CPENC(3,3,C14,C0,0), 0 }, /* RO */ | |
3189 | { "cntpct_el0", CPENC(3,3,C14,C0,1), 0 }, /* RO */ | |
3190 | { "cntvct_el0", CPENC(3,3,C14,C0,2), 0 }, /* RO */ | |
3191 | { "cntvoff_el2", CPENC(3,4,C14,C0,3), 0 }, | |
3192 | { "cntkctl_el1", CPENC(3,0,C14,C1,0), 0 }, | |
250aafa4 | 3193 | { "cntkctl_el12", CPENC (3, 5, C14, C1, 0), F_ARCHEXT }, |
49eec193 YZ |
3194 | { "cnthctl_el2", CPENC(3,4,C14,C1,0), 0 }, |
3195 | { "cntp_tval_el0", CPENC(3,3,C14,C2,0), 0 }, | |
250aafa4 | 3196 | { "cntp_tval_el02", CPENC (3, 5, C14, C2, 0), F_ARCHEXT }, |
49eec193 | 3197 | { "cntp_ctl_el0", CPENC(3,3,C14,C2,1), 0 }, |
250aafa4 | 3198 | { "cntp_ctl_el02", CPENC (3, 5, C14, C2, 1), F_ARCHEXT }, |
49eec193 | 3199 | { "cntp_cval_el0", CPENC(3,3,C14,C2,2), 0 }, |
250aafa4 | 3200 | { "cntp_cval_el02", CPENC (3, 5, C14, C2, 2), F_ARCHEXT }, |
49eec193 | 3201 | { "cntv_tval_el0", CPENC(3,3,C14,C3,0), 0 }, |
250aafa4 | 3202 | { "cntv_tval_el02", CPENC (3, 5, C14, C3, 0), F_ARCHEXT }, |
49eec193 | 3203 | { "cntv_ctl_el0", CPENC(3,3,C14,C3,1), 0 }, |
250aafa4 | 3204 | { "cntv_ctl_el02", CPENC (3, 5, C14, C3, 1), F_ARCHEXT }, |
49eec193 | 3205 | { "cntv_cval_el0", CPENC(3,3,C14,C3,2), 0 }, |
250aafa4 | 3206 | { "cntv_cval_el02", CPENC (3, 5, C14, C3, 2), F_ARCHEXT }, |
49eec193 YZ |
3207 | { "cnthp_tval_el2", CPENC(3,4,C14,C2,0), 0 }, |
3208 | { "cnthp_ctl_el2", CPENC(3,4,C14,C2,1), 0 }, | |
3209 | { "cnthp_cval_el2", CPENC(3,4,C14,C2,2), 0 }, | |
3210 | { "cntps_tval_el1", CPENC(3,7,C14,C2,0), 0 }, | |
3211 | { "cntps_ctl_el1", CPENC(3,7,C14,C2,1), 0 }, | |
3212 | { "cntps_cval_el1", CPENC(3,7,C14,C2,2), 0 }, | |
250aafa4 MW |
3213 | { "cnthv_tval_el2", CPENC (3, 4, C14, C3, 0), F_ARCHEXT }, |
3214 | { "cnthv_ctl_el2", CPENC (3, 4, C14, C3, 1), F_ARCHEXT }, | |
3215 | { "cnthv_cval_el2", CPENC (3, 4, C14, C3, 2), F_ARCHEXT }, | |
49eec193 YZ |
3216 | { "dacr32_el2", CPENC(3,4,C3,C0,0), 0 }, |
3217 | { "ifsr32_el2", CPENC(3,4,C5,C0,1), 0 }, | |
3218 | { "teehbr32_el1", CPENC(2,2,C1,C0,0), 0 }, | |
3219 | { "sder32_el3", CPENC(3,6,C1,C1,1), 0 }, | |
3220 | { "mdscr_el1", CPENC(2,0,C0, C2, 2), 0 }, | |
3221 | { "mdccsr_el0", CPENC(2,3,C0, C1, 0), 0 }, /* r */ | |
3222 | { "mdccint_el1", CPENC(2,0,C0, C2, 0), 0 }, | |
3223 | { "dbgdtr_el0", CPENC(2,3,C0, C4, 0), 0 }, | |
3224 | { "dbgdtrrx_el0", CPENC(2,3,C0, C5, 0), 0 }, /* r */ | |
3225 | { "dbgdtrtx_el0", CPENC(2,3,C0, C5, 0), 0 }, /* w */ | |
3226 | { "osdtrrx_el1", CPENC(2,0,C0, C0, 2), 0 }, /* r */ | |
3227 | { "osdtrtx_el1", CPENC(2,0,C0, C3, 2), 0 }, /* w */ | |
3228 | { "oseccr_el1", CPENC(2,0,C0, C6, 2), 0 }, | |
3229 | { "dbgvcr32_el2", CPENC(2,4,C0, C7, 0), 0 }, | |
3230 | { "dbgbvr0_el1", CPENC(2,0,C0, C0, 4), 0 }, | |
3231 | { "dbgbvr1_el1", CPENC(2,0,C0, C1, 4), 0 }, | |
3232 | { "dbgbvr2_el1", CPENC(2,0,C0, C2, 4), 0 }, | |
3233 | { "dbgbvr3_el1", CPENC(2,0,C0, C3, 4), 0 }, | |
3234 | { "dbgbvr4_el1", CPENC(2,0,C0, C4, 4), 0 }, | |
3235 | { "dbgbvr5_el1", CPENC(2,0,C0, C5, 4), 0 }, | |
3236 | { "dbgbvr6_el1", CPENC(2,0,C0, C6, 4), 0 }, | |
3237 | { "dbgbvr7_el1", CPENC(2,0,C0, C7, 4), 0 }, | |
3238 | { "dbgbvr8_el1", CPENC(2,0,C0, C8, 4), 0 }, | |
3239 | { "dbgbvr9_el1", CPENC(2,0,C0, C9, 4), 0 }, | |
3240 | { "dbgbvr10_el1", CPENC(2,0,C0, C10,4), 0 }, | |
3241 | { "dbgbvr11_el1", CPENC(2,0,C0, C11,4), 0 }, | |
3242 | { "dbgbvr12_el1", CPENC(2,0,C0, C12,4), 0 }, | |
3243 | { "dbgbvr13_el1", CPENC(2,0,C0, C13,4), 0 }, | |
3244 | { "dbgbvr14_el1", CPENC(2,0,C0, C14,4), 0 }, | |
3245 | { "dbgbvr15_el1", CPENC(2,0,C0, C15,4), 0 }, | |
3246 | { "dbgbcr0_el1", CPENC(2,0,C0, C0, 5), 0 }, | |
3247 | { "dbgbcr1_el1", CPENC(2,0,C0, C1, 5), 0 }, | |
3248 | { "dbgbcr2_el1", CPENC(2,0,C0, C2, 5), 0 }, | |
3249 | { "dbgbcr3_el1", CPENC(2,0,C0, C3, 5), 0 }, | |
3250 | { "dbgbcr4_el1", CPENC(2,0,C0, C4, 5), 0 }, | |
3251 | { "dbgbcr5_el1", CPENC(2,0,C0, C5, 5), 0 }, | |
3252 | { "dbgbcr6_el1", CPENC(2,0,C0, C6, 5), 0 }, | |
3253 | { "dbgbcr7_el1", CPENC(2,0,C0, C7, 5), 0 }, | |
3254 | { "dbgbcr8_el1", CPENC(2,0,C0, C8, 5), 0 }, | |
3255 | { "dbgbcr9_el1", CPENC(2,0,C0, C9, 5), 0 }, | |
3256 | { "dbgbcr10_el1", CPENC(2,0,C0, C10,5), 0 }, | |
3257 | { "dbgbcr11_el1", CPENC(2,0,C0, C11,5), 0 }, | |
3258 | { "dbgbcr12_el1", CPENC(2,0,C0, C12,5), 0 }, | |
3259 | { "dbgbcr13_el1", CPENC(2,0,C0, C13,5), 0 }, | |
3260 | { "dbgbcr14_el1", CPENC(2,0,C0, C14,5), 0 }, | |
3261 | { "dbgbcr15_el1", CPENC(2,0,C0, C15,5), 0 }, | |
3262 | { "dbgwvr0_el1", CPENC(2,0,C0, C0, 6), 0 }, | |
3263 | { "dbgwvr1_el1", CPENC(2,0,C0, C1, 6), 0 }, | |
3264 | { "dbgwvr2_el1", CPENC(2,0,C0, C2, 6), 0 }, | |
3265 | { "dbgwvr3_el1", CPENC(2,0,C0, C3, 6), 0 }, | |
3266 | { "dbgwvr4_el1", CPENC(2,0,C0, C4, 6), 0 }, | |
3267 | { "dbgwvr5_el1", CPENC(2,0,C0, C5, 6), 0 }, | |
3268 | { "dbgwvr6_el1", CPENC(2,0,C0, C6, 6), 0 }, | |
3269 | { "dbgwvr7_el1", CPENC(2,0,C0, C7, 6), 0 }, | |
3270 | { "dbgwvr8_el1", CPENC(2,0,C0, C8, 6), 0 }, | |
3271 | { "dbgwvr9_el1", CPENC(2,0,C0, C9, 6), 0 }, | |
3272 | { "dbgwvr10_el1", CPENC(2,0,C0, C10,6), 0 }, | |
3273 | { "dbgwvr11_el1", CPENC(2,0,C0, C11,6), 0 }, | |
3274 | { "dbgwvr12_el1", CPENC(2,0,C0, C12,6), 0 }, | |
3275 | { "dbgwvr13_el1", CPENC(2,0,C0, C13,6), 0 }, | |
3276 | { "dbgwvr14_el1", CPENC(2,0,C0, C14,6), 0 }, | |
3277 | { "dbgwvr15_el1", CPENC(2,0,C0, C15,6), 0 }, | |
3278 | { "dbgwcr0_el1", CPENC(2,0,C0, C0, 7), 0 }, | |
3279 | { "dbgwcr1_el1", CPENC(2,0,C0, C1, 7), 0 }, | |
3280 | { "dbgwcr2_el1", CPENC(2,0,C0, C2, 7), 0 }, | |
3281 | { "dbgwcr3_el1", CPENC(2,0,C0, C3, 7), 0 }, | |
3282 | { "dbgwcr4_el1", CPENC(2,0,C0, C4, 7), 0 }, | |
3283 | { "dbgwcr5_el1", CPENC(2,0,C0, C5, 7), 0 }, | |
3284 | { "dbgwcr6_el1", CPENC(2,0,C0, C6, 7), 0 }, | |
3285 | { "dbgwcr7_el1", CPENC(2,0,C0, C7, 7), 0 }, | |
3286 | { "dbgwcr8_el1", CPENC(2,0,C0, C8, 7), 0 }, | |
3287 | { "dbgwcr9_el1", CPENC(2,0,C0, C9, 7), 0 }, | |
3288 | { "dbgwcr10_el1", CPENC(2,0,C0, C10,7), 0 }, | |
3289 | { "dbgwcr11_el1", CPENC(2,0,C0, C11,7), 0 }, | |
3290 | { "dbgwcr12_el1", CPENC(2,0,C0, C12,7), 0 }, | |
3291 | { "dbgwcr13_el1", CPENC(2,0,C0, C13,7), 0 }, | |
3292 | { "dbgwcr14_el1", CPENC(2,0,C0, C14,7), 0 }, | |
3293 | { "dbgwcr15_el1", CPENC(2,0,C0, C15,7), 0 }, | |
3294 | { "mdrar_el1", CPENC(2,0,C1, C0, 0), 0 }, /* r */ | |
3295 | { "oslar_el1", CPENC(2,0,C1, C0, 4), 0 }, /* w */ | |
3296 | { "oslsr_el1", CPENC(2,0,C1, C1, 4), 0 }, /* r */ | |
3297 | { "osdlr_el1", CPENC(2,0,C1, C3, 4), 0 }, | |
3298 | { "dbgprcr_el1", CPENC(2,0,C1, C4, 4), 0 }, | |
3299 | { "dbgclaimset_el1", CPENC(2,0,C7, C8, 6), 0 }, | |
3300 | { "dbgclaimclr_el1", CPENC(2,0,C7, C9, 6), 0 }, | |
3301 | { "dbgauthstatus_el1", CPENC(2,0,C7, C14,6), 0 }, /* r */ | |
55c144e6 MW |
3302 | { "pmblimitr_el1", CPENC (3, 0, C9, C10, 0), F_ARCHEXT }, /* rw */ |
3303 | { "pmbptr_el1", CPENC (3, 0, C9, C10, 1), F_ARCHEXT }, /* rw */ | |
3304 | { "pmbsr_el1", CPENC (3, 0, C9, C10, 3), F_ARCHEXT }, /* rw */ | |
3305 | { "pmbidr_el1", CPENC (3, 0, C9, C10, 7), F_ARCHEXT }, /* ro */ | |
3306 | { "pmscr_el1", CPENC (3, 0, C9, C9, 0), F_ARCHEXT }, /* rw */ | |
3307 | { "pmsicr_el1", CPENC (3, 0, C9, C9, 2), F_ARCHEXT }, /* rw */ | |
3308 | { "pmsirr_el1", CPENC (3, 0, C9, C9, 3), F_ARCHEXT }, /* rw */ | |
3309 | { "pmsfcr_el1", CPENC (3, 0, C9, C9, 4), F_ARCHEXT }, /* rw */ | |
3310 | { "pmsevfr_el1", CPENC (3, 0, C9, C9, 5), F_ARCHEXT }, /* rw */ | |
3311 | { "pmslatfr_el1", CPENC (3, 0, C9, C9, 6), F_ARCHEXT }, /* rw */ | |
3312 | { "pmsidr_el1", CPENC (3, 0, C9, C9, 7), F_ARCHEXT }, /* ro */ | |
3313 | { "pmscr_el2", CPENC (3, 4, C9, C9, 0), F_ARCHEXT }, /* rw */ | |
3314 | { "pmscr_el12", CPENC (3, 5, C9, C9, 0), F_ARCHEXT }, /* rw */ | |
49eec193 YZ |
3315 | { "pmcr_el0", CPENC(3,3,C9,C12, 0), 0 }, |
3316 | { "pmcntenset_el0", CPENC(3,3,C9,C12, 1), 0 }, | |
3317 | { "pmcntenclr_el0", CPENC(3,3,C9,C12, 2), 0 }, | |
3318 | { "pmovsclr_el0", CPENC(3,3,C9,C12, 3), 0 }, | |
3319 | { "pmswinc_el0", CPENC(3,3,C9,C12, 4), 0 }, /* w */ | |
3320 | { "pmselr_el0", CPENC(3,3,C9,C12, 5), 0 }, | |
3321 | { "pmceid0_el0", CPENC(3,3,C9,C12, 6), 0 }, /* r */ | |
3322 | { "pmceid1_el0", CPENC(3,3,C9,C12, 7), 0 }, /* r */ | |
3323 | { "pmccntr_el0", CPENC(3,3,C9,C13, 0), 0 }, | |
3324 | { "pmxevtyper_el0", CPENC(3,3,C9,C13, 1), 0 }, | |
3325 | { "pmxevcntr_el0", CPENC(3,3,C9,C13, 2), 0 }, | |
3326 | { "pmuserenr_el0", CPENC(3,3,C9,C14, 0), 0 }, | |
3327 | { "pmintenset_el1", CPENC(3,0,C9,C14, 1), 0 }, | |
3328 | { "pmintenclr_el1", CPENC(3,0,C9,C14, 2), 0 }, | |
3329 | { "pmovsset_el0", CPENC(3,3,C9,C14, 3), 0 }, | |
3330 | { "pmevcntr0_el0", CPENC(3,3,C14,C8, 0), 0 }, | |
3331 | { "pmevcntr1_el0", CPENC(3,3,C14,C8, 1), 0 }, | |
3332 | { "pmevcntr2_el0", CPENC(3,3,C14,C8, 2), 0 }, | |
3333 | { "pmevcntr3_el0", CPENC(3,3,C14,C8, 3), 0 }, | |
3334 | { "pmevcntr4_el0", CPENC(3,3,C14,C8, 4), 0 }, | |
3335 | { "pmevcntr5_el0", CPENC(3,3,C14,C8, 5), 0 }, | |
3336 | { "pmevcntr6_el0", CPENC(3,3,C14,C8, 6), 0 }, | |
3337 | { "pmevcntr7_el0", CPENC(3,3,C14,C8, 7), 0 }, | |
3338 | { "pmevcntr8_el0", CPENC(3,3,C14,C9, 0), 0 }, | |
3339 | { "pmevcntr9_el0", CPENC(3,3,C14,C9, 1), 0 }, | |
3340 | { "pmevcntr10_el0", CPENC(3,3,C14,C9, 2), 0 }, | |
3341 | { "pmevcntr11_el0", CPENC(3,3,C14,C9, 3), 0 }, | |
3342 | { "pmevcntr12_el0", CPENC(3,3,C14,C9, 4), 0 }, | |
3343 | { "pmevcntr13_el0", CPENC(3,3,C14,C9, 5), 0 }, | |
3344 | { "pmevcntr14_el0", CPENC(3,3,C14,C9, 6), 0 }, | |
3345 | { "pmevcntr15_el0", CPENC(3,3,C14,C9, 7), 0 }, | |
3346 | { "pmevcntr16_el0", CPENC(3,3,C14,C10,0), 0 }, | |
3347 | { "pmevcntr17_el0", CPENC(3,3,C14,C10,1), 0 }, | |
3348 | { "pmevcntr18_el0", CPENC(3,3,C14,C10,2), 0 }, | |
3349 | { "pmevcntr19_el0", CPENC(3,3,C14,C10,3), 0 }, | |
3350 | { "pmevcntr20_el0", CPENC(3,3,C14,C10,4), 0 }, | |
3351 | { "pmevcntr21_el0", CPENC(3,3,C14,C10,5), 0 }, | |
3352 | { "pmevcntr22_el0", CPENC(3,3,C14,C10,6), 0 }, | |
3353 | { "pmevcntr23_el0", CPENC(3,3,C14,C10,7), 0 }, | |
3354 | { "pmevcntr24_el0", CPENC(3,3,C14,C11,0), 0 }, | |
3355 | { "pmevcntr25_el0", CPENC(3,3,C14,C11,1), 0 }, | |
3356 | { "pmevcntr26_el0", CPENC(3,3,C14,C11,2), 0 }, | |
3357 | { "pmevcntr27_el0", CPENC(3,3,C14,C11,3), 0 }, | |
3358 | { "pmevcntr28_el0", CPENC(3,3,C14,C11,4), 0 }, | |
3359 | { "pmevcntr29_el0", CPENC(3,3,C14,C11,5), 0 }, | |
3360 | { "pmevcntr30_el0", CPENC(3,3,C14,C11,6), 0 }, | |
3361 | { "pmevtyper0_el0", CPENC(3,3,C14,C12,0), 0 }, | |
3362 | { "pmevtyper1_el0", CPENC(3,3,C14,C12,1), 0 }, | |
3363 | { "pmevtyper2_el0", CPENC(3,3,C14,C12,2), 0 }, | |
3364 | { "pmevtyper3_el0", CPENC(3,3,C14,C12,3), 0 }, | |
3365 | { "pmevtyper4_el0", CPENC(3,3,C14,C12,4), 0 }, | |
3366 | { "pmevtyper5_el0", CPENC(3,3,C14,C12,5), 0 }, | |
3367 | { "pmevtyper6_el0", CPENC(3,3,C14,C12,6), 0 }, | |
3368 | { "pmevtyper7_el0", CPENC(3,3,C14,C12,7), 0 }, | |
3369 | { "pmevtyper8_el0", CPENC(3,3,C14,C13,0), 0 }, | |
3370 | { "pmevtyper9_el0", CPENC(3,3,C14,C13,1), 0 }, | |
3371 | { "pmevtyper10_el0", CPENC(3,3,C14,C13,2), 0 }, | |
3372 | { "pmevtyper11_el0", CPENC(3,3,C14,C13,3), 0 }, | |
3373 | { "pmevtyper12_el0", CPENC(3,3,C14,C13,4), 0 }, | |
3374 | { "pmevtyper13_el0", CPENC(3,3,C14,C13,5), 0 }, | |
3375 | { "pmevtyper14_el0", CPENC(3,3,C14,C13,6), 0 }, | |
3376 | { "pmevtyper15_el0", CPENC(3,3,C14,C13,7), 0 }, | |
3377 | { "pmevtyper16_el0", CPENC(3,3,C14,C14,0), 0 }, | |
3378 | { "pmevtyper17_el0", CPENC(3,3,C14,C14,1), 0 }, | |
3379 | { "pmevtyper18_el0", CPENC(3,3,C14,C14,2), 0 }, | |
3380 | { "pmevtyper19_el0", CPENC(3,3,C14,C14,3), 0 }, | |
3381 | { "pmevtyper20_el0", CPENC(3,3,C14,C14,4), 0 }, | |
3382 | { "pmevtyper21_el0", CPENC(3,3,C14,C14,5), 0 }, | |
3383 | { "pmevtyper22_el0", CPENC(3,3,C14,C14,6), 0 }, | |
3384 | { "pmevtyper23_el0", CPENC(3,3,C14,C14,7), 0 }, | |
3385 | { "pmevtyper24_el0", CPENC(3,3,C14,C15,0), 0 }, | |
3386 | { "pmevtyper25_el0", CPENC(3,3,C14,C15,1), 0 }, | |
3387 | { "pmevtyper26_el0", CPENC(3,3,C14,C15,2), 0 }, | |
3388 | { "pmevtyper27_el0", CPENC(3,3,C14,C15,3), 0 }, | |
3389 | { "pmevtyper28_el0", CPENC(3,3,C14,C15,4), 0 }, | |
3390 | { "pmevtyper29_el0", CPENC(3,3,C14,C15,5), 0 }, | |
3391 | { "pmevtyper30_el0", CPENC(3,3,C14,C15,6), 0 }, | |
3392 | { "pmccfiltr_el0", CPENC(3,3,C14,C15,7), 0 }, | |
3393 | { 0, CPENC(0,0,0,0,0), 0 }, | |
a06ea964 NC |
3394 | }; |
3395 | ||
49eec193 YZ |
3396 | bfd_boolean |
3397 | aarch64_sys_reg_deprecated_p (const aarch64_sys_reg *reg) | |
3398 | { | |
3399 | return (reg->flags & F_DEPRECATED) != 0; | |
3400 | } | |
3401 | ||
f21cce2c MW |
3402 | bfd_boolean |
3403 | aarch64_sys_reg_supported_p (const aarch64_feature_set features, | |
3404 | const aarch64_sys_reg *reg) | |
3405 | { | |
3406 | if (!(reg->flags & F_ARCHEXT)) | |
3407 | return TRUE; | |
3408 | ||
3409 | /* PAN. Values are from aarch64_sys_regs. */ | |
3410 | if (reg->value == CPEN_(0,C2,3) | |
3411 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_PAN)) | |
3412 | return FALSE; | |
3413 | ||
250aafa4 MW |
3414 | /* Virtualization host extensions: system registers. */ |
3415 | if ((reg->value == CPENC (3, 4, C2, C0, 1) | |
3416 | || reg->value == CPENC (3, 4, C13, C0, 1) | |
3417 | || reg->value == CPENC (3, 4, C14, C3, 0) | |
3418 | || reg->value == CPENC (3, 4, C14, C3, 1) | |
3419 | || reg->value == CPENC (3, 4, C14, C3, 2)) | |
3420 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_1)) | |
3421 | return FALSE; | |
3422 | ||
3423 | /* Virtualization host extensions: *_el12 names of *_el1 registers. */ | |
3424 | if ((reg->value == CPEN_ (5, C0, 0) | |
3425 | || reg->value == CPEN_ (5, C0, 1) | |
3426 | || reg->value == CPENC (3, 5, C1, C0, 0) | |
3427 | || reg->value == CPENC (3, 5, C1, C0, 2) | |
3428 | || reg->value == CPENC (3, 5, C2, C0, 0) | |
3429 | || reg->value == CPENC (3, 5, C2, C0, 1) | |
3430 | || reg->value == CPENC (3, 5, C2, C0, 2) | |
3431 | || reg->value == CPENC (3, 5, C5, C1, 0) | |
3432 | || reg->value == CPENC (3, 5, C5, C1, 1) | |
3433 | || reg->value == CPENC (3, 5, C5, C2, 0) | |
3434 | || reg->value == CPENC (3, 5, C6, C0, 0) | |
3435 | || reg->value == CPENC (3, 5, C10, C2, 0) | |
3436 | || reg->value == CPENC (3, 5, C10, C3, 0) | |
3437 | || reg->value == CPENC (3, 5, C12, C0, 0) | |
3438 | || reg->value == CPENC (3, 5, C13, C0, 1) | |
3439 | || reg->value == CPENC (3, 5, C14, C1, 0)) | |
3440 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_1)) | |
3441 | return FALSE; | |
3442 | ||
3443 | /* Virtualization host extensions: *_el02 names of *_el0 registers. */ | |
3444 | if ((reg->value == CPENC (3, 5, C14, C2, 0) | |
3445 | || reg->value == CPENC (3, 5, C14, C2, 1) | |
3446 | || reg->value == CPENC (3, 5, C14, C2, 2) | |
3447 | || reg->value == CPENC (3, 5, C14, C3, 0) | |
3448 | || reg->value == CPENC (3, 5, C14, C3, 1) | |
3449 | || reg->value == CPENC (3, 5, C14, C3, 2)) | |
3450 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_1)) | |
63511907 | 3451 | return FALSE; |
1a04d1a7 MW |
3452 | |
3453 | /* ARMv8.2 features. */ | |
6479e48e MW |
3454 | |
3455 | /* ID_AA64MMFR2_EL1. */ | |
1a04d1a7 MW |
3456 | if (reg->value == CPENC (3, 0, C0, C7, 2) |
3457 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_2)) | |
250aafa4 MW |
3458 | return FALSE; |
3459 | ||
6479e48e MW |
3460 | /* PSTATE.UAO. */ |
3461 | if (reg->value == CPEN_ (0, C2, 4) | |
3462 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_2)) | |
3463 | return FALSE; | |
3464 | ||
47f81142 MW |
3465 | /* RAS extension. */ |
3466 | ||
651657fa MW |
3467 | /* ERRIDR_EL1, ERRSELR_EL1, ERXFR_EL1, ERXCTLR_EL1, ERXSTATUS_EL, ERXADDR_EL1, |
3468 | ERXMISC0_EL1 AND ERXMISC1_EL1. */ | |
47f81142 | 3469 | if ((reg->value == CPENC (3, 0, C5, C3, 0) |
651657fa | 3470 | || reg->value == CPENC (3, 0, C5, C3, 1) |
47f81142 MW |
3471 | || reg->value == CPENC (3, 0, C5, C3, 2) |
3472 | || reg->value == CPENC (3, 0, C5, C3, 3) | |
651657fa MW |
3473 | || reg->value == CPENC (3, 0, C5, C4, 0) |
3474 | || reg->value == CPENC (3, 0, C5, C4, 1) | |
3475 | || reg->value == CPENC (3, 0, C5, C4, 2) | |
3476 | || reg->value == CPENC (3, 0, C5, C4, 3) | |
47f81142 MW |
3477 | || reg->value == CPENC (3, 0, C5, C5, 0) |
3478 | || reg->value == CPENC (3, 0, C5, C5, 1)) | |
3479 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_RAS)) | |
3480 | return FALSE; | |
3481 | ||
3482 | /* VSESR_EL2, DISR_EL1 and VDISR_EL2. */ | |
3483 | if ((reg->value == CPENC (3, 4, C5, C2, 3) | |
3484 | || reg->value == CPENC (3, 0, C12, C1, 1) | |
3485 | || reg->value == CPENC (3, 4, C12, C1, 1)) | |
3486 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_RAS)) | |
3487 | return FALSE; | |
3488 | ||
55c144e6 MW |
3489 | /* Statistical Profiling extension. */ |
3490 | if ((reg->value == CPENC (3, 0, C9, C10, 0) | |
3491 | || reg->value == CPENC (3, 0, C9, C10, 1) | |
3492 | || reg->value == CPENC (3, 0, C9, C10, 3) | |
3493 | || reg->value == CPENC (3, 0, C9, C10, 7) | |
3494 | || reg->value == CPENC (3, 0, C9, C9, 0) | |
3495 | || reg->value == CPENC (3, 0, C9, C9, 2) | |
3496 | || reg->value == CPENC (3, 0, C9, C9, 3) | |
3497 | || reg->value == CPENC (3, 0, C9, C9, 4) | |
3498 | || reg->value == CPENC (3, 0, C9, C9, 5) | |
3499 | || reg->value == CPENC (3, 0, C9, C9, 6) | |
3500 | || reg->value == CPENC (3, 0, C9, C9, 7) | |
3501 | || reg->value == CPENC (3, 4, C9, C9, 0) | |
3502 | || reg->value == CPENC (3, 5, C9, C9, 0)) | |
3503 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_PROFILE)) | |
3504 | return FALSE; | |
3505 | ||
f21cce2c MW |
3506 | return TRUE; |
3507 | } | |
3508 | ||
87b8eed7 | 3509 | const aarch64_sys_reg aarch64_pstatefields [] = |
a06ea964 | 3510 | { |
87b8eed7 YZ |
3511 | { "spsel", 0x05, 0 }, |
3512 | { "daifset", 0x1e, 0 }, | |
3513 | { "daifclr", 0x1f, 0 }, | |
f21cce2c | 3514 | { "pan", 0x04, F_ARCHEXT }, |
6479e48e | 3515 | { "uao", 0x03, F_ARCHEXT }, |
87b8eed7 | 3516 | { 0, CPENC(0,0,0,0,0), 0 }, |
a06ea964 NC |
3517 | }; |
3518 | ||
f21cce2c MW |
3519 | bfd_boolean |
3520 | aarch64_pstatefield_supported_p (const aarch64_feature_set features, | |
3521 | const aarch64_sys_reg *reg) | |
3522 | { | |
3523 | if (!(reg->flags & F_ARCHEXT)) | |
3524 | return TRUE; | |
3525 | ||
3526 | /* PAN. Values are from aarch64_pstatefields. */ | |
3527 | if (reg->value == 0x04 | |
3528 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_PAN)) | |
3529 | return FALSE; | |
3530 | ||
6479e48e MW |
3531 | /* UAO. Values are from aarch64_pstatefields. */ |
3532 | if (reg->value == 0x03 | |
3533 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_2)) | |
3534 | return FALSE; | |
3535 | ||
f21cce2c MW |
3536 | return TRUE; |
3537 | } | |
3538 | ||
a06ea964 NC |
3539 | const aarch64_sys_ins_reg aarch64_sys_regs_ic[] = |
3540 | { | |
3541 | { "ialluis", CPENS(0,C7,C1,0), 0 }, | |
3542 | { "iallu", CPENS(0,C7,C5,0), 0 }, | |
ea2deeec | 3543 | { "ivau", CPENS (3, C7, C5, 1), F_HASXT }, |
a06ea964 NC |
3544 | { 0, CPENS(0,0,0,0), 0 } |
3545 | }; | |
3546 | ||
3547 | const aarch64_sys_ins_reg aarch64_sys_regs_dc[] = | |
3548 | { | |
ea2deeec MW |
3549 | { "zva", CPENS (3, C7, C4, 1), F_HASXT }, |
3550 | { "ivac", CPENS (0, C7, C6, 1), F_HASXT }, | |
3551 | { "isw", CPENS (0, C7, C6, 2), F_HASXT }, | |
3552 | { "cvac", CPENS (3, C7, C10, 1), F_HASXT }, | |
3553 | { "csw", CPENS (0, C7, C10, 2), F_HASXT }, | |
3554 | { "cvau", CPENS (3, C7, C11, 1), F_HASXT }, | |
d6bf7ce6 | 3555 | { "cvap", CPENS (3, C7, C12, 1), F_HASXT | F_ARCHEXT }, |
ea2deeec MW |
3556 | { "civac", CPENS (3, C7, C14, 1), F_HASXT }, |
3557 | { "cisw", CPENS (0, C7, C14, 2), F_HASXT }, | |
a06ea964 NC |
3558 | { 0, CPENS(0,0,0,0), 0 } |
3559 | }; | |
3560 | ||
3561 | const aarch64_sys_ins_reg aarch64_sys_regs_at[] = | |
3562 | { | |
ea2deeec MW |
3563 | { "s1e1r", CPENS (0, C7, C8, 0), F_HASXT }, |
3564 | { "s1e1w", CPENS (0, C7, C8, 1), F_HASXT }, | |
3565 | { "s1e0r", CPENS (0, C7, C8, 2), F_HASXT }, | |
3566 | { "s1e0w", CPENS (0, C7, C8, 3), F_HASXT }, | |
3567 | { "s12e1r", CPENS (4, C7, C8, 4), F_HASXT }, | |
3568 | { "s12e1w", CPENS (4, C7, C8, 5), F_HASXT }, | |
3569 | { "s12e0r", CPENS (4, C7, C8, 6), F_HASXT }, | |
3570 | { "s12e0w", CPENS (4, C7, C8, 7), F_HASXT }, | |
3571 | { "s1e2r", CPENS (4, C7, C8, 0), F_HASXT }, | |
3572 | { "s1e2w", CPENS (4, C7, C8, 1), F_HASXT }, | |
3573 | { "s1e3r", CPENS (6, C7, C8, 0), F_HASXT }, | |
3574 | { "s1e3w", CPENS (6, C7, C8, 1), F_HASXT }, | |
22a5455c MW |
3575 | { "s1e1rp", CPENS (0, C7, C9, 0), F_HASXT | F_ARCHEXT }, |
3576 | { "s1e1wp", CPENS (0, C7, C9, 1), F_HASXT | F_ARCHEXT }, | |
a06ea964 NC |
3577 | { 0, CPENS(0,0,0,0), 0 } |
3578 | }; | |
3579 | ||
3580 | const aarch64_sys_ins_reg aarch64_sys_regs_tlbi[] = | |
3581 | { | |
3582 | { "vmalle1", CPENS(0,C8,C7,0), 0 }, | |
ea2deeec MW |
3583 | { "vae1", CPENS (0, C8, C7, 1), F_HASXT }, |
3584 | { "aside1", CPENS (0, C8, C7, 2), F_HASXT }, | |
3585 | { "vaae1", CPENS (0, C8, C7, 3), F_HASXT }, | |
a06ea964 | 3586 | { "vmalle1is", CPENS(0,C8,C3,0), 0 }, |
ea2deeec MW |
3587 | { "vae1is", CPENS (0, C8, C3, 1), F_HASXT }, |
3588 | { "aside1is", CPENS (0, C8, C3, 2), F_HASXT }, | |
3589 | { "vaae1is", CPENS (0, C8, C3, 3), F_HASXT }, | |
3590 | { "ipas2e1is", CPENS (4, C8, C0, 1), F_HASXT }, | |
3591 | { "ipas2le1is",CPENS (4, C8, C0, 5), F_HASXT }, | |
3592 | { "ipas2e1", CPENS (4, C8, C4, 1), F_HASXT }, | |
3593 | { "ipas2le1", CPENS (4, C8, C4, 5), F_HASXT }, | |
3594 | { "vae2", CPENS (4, C8, C7, 1), F_HASXT }, | |
3595 | { "vae2is", CPENS (4, C8, C3, 1), F_HASXT }, | |
a06ea964 NC |
3596 | { "vmalls12e1",CPENS(4,C8,C7,6), 0 }, |
3597 | { "vmalls12e1is",CPENS(4,C8,C3,6), 0 }, | |
ea2deeec MW |
3598 | { "vae3", CPENS (6, C8, C7, 1), F_HASXT }, |
3599 | { "vae3is", CPENS (6, C8, C3, 1), F_HASXT }, | |
a06ea964 NC |
3600 | { "alle2", CPENS(4,C8,C7,0), 0 }, |
3601 | { "alle2is", CPENS(4,C8,C3,0), 0 }, | |
3602 | { "alle1", CPENS(4,C8,C7,4), 0 }, | |
3603 | { "alle1is", CPENS(4,C8,C3,4), 0 }, | |
3604 | { "alle3", CPENS(6,C8,C7,0), 0 }, | |
3605 | { "alle3is", CPENS(6,C8,C3,0), 0 }, | |
ea2deeec MW |
3606 | { "vale1is", CPENS (0, C8, C3, 5), F_HASXT }, |
3607 | { "vale2is", CPENS (4, C8, C3, 5), F_HASXT }, | |
3608 | { "vale3is", CPENS (6, C8, C3, 5), F_HASXT }, | |
3609 | { "vaale1is", CPENS (0, C8, C3, 7), F_HASXT }, | |
3610 | { "vale1", CPENS (0, C8, C7, 5), F_HASXT }, | |
3611 | { "vale2", CPENS (4, C8, C7, 5), F_HASXT }, | |
3612 | { "vale3", CPENS (6, C8, C7, 5), F_HASXT }, | |
3613 | { "vaale1", CPENS (0, C8, C7, 7), F_HASXT }, | |
a06ea964 NC |
3614 | { 0, CPENS(0,0,0,0), 0 } |
3615 | }; | |
3616 | ||
ea2deeec MW |
3617 | bfd_boolean |
3618 | aarch64_sys_ins_reg_has_xt (const aarch64_sys_ins_reg *sys_ins_reg) | |
3619 | { | |
3620 | return (sys_ins_reg->flags & F_HASXT) != 0; | |
3621 | } | |
3622 | ||
d6bf7ce6 MW |
3623 | extern bfd_boolean |
3624 | aarch64_sys_ins_reg_supported_p (const aarch64_feature_set features, | |
3625 | const aarch64_sys_ins_reg *reg) | |
3626 | { | |
3627 | if (!(reg->flags & F_ARCHEXT)) | |
3628 | return TRUE; | |
3629 | ||
3630 | /* DC CVAP. Values are from aarch64_sys_regs_dc. */ | |
3631 | if (reg->value == CPENS (3, C7, C12, 1) | |
3632 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_2)) | |
3633 | return FALSE; | |
3634 | ||
63511907 MW |
3635 | /* AT S1E1RP, AT S1E1WP. Values are from aarch64_sys_regs_at. */ |
3636 | if ((reg->value == CPENS (0, C7, C9, 0) | |
3637 | || reg->value == CPENS (0, C7, C9, 1)) | |
3638 | && !AARCH64_CPU_HAS_FEATURE (features, AARCH64_FEATURE_V8_2)) | |
3639 | return FALSE; | |
3640 | ||
d6bf7ce6 MW |
3641 | return TRUE; |
3642 | } | |
3643 | ||
a06ea964 NC |
3644 | #undef C0 |
3645 | #undef C1 | |
3646 | #undef C2 | |
3647 | #undef C3 | |
3648 | #undef C4 | |
3649 | #undef C5 | |
3650 | #undef C6 | |
3651 | #undef C7 | |
3652 | #undef C8 | |
3653 | #undef C9 | |
3654 | #undef C10 | |
3655 | #undef C11 | |
3656 | #undef C12 | |
3657 | #undef C13 | |
3658 | #undef C14 | |
3659 | #undef C15 | |
3660 | ||
4bd13cde NC |
3661 | #define BIT(INSN,BT) (((INSN) >> (BT)) & 1) |
3662 | #define BITS(INSN,HI,LO) (((INSN) >> (LO)) & ((1 << (((HI) - (LO)) + 1)) - 1)) | |
3663 | ||
20f55f38 | 3664 | static bfd_boolean |
4bd13cde NC |
3665 | verify_ldpsw (const struct aarch64_opcode * opcode ATTRIBUTE_UNUSED, |
3666 | const aarch64_insn insn) | |
3667 | { | |
3668 | int t = BITS (insn, 4, 0); | |
3669 | int n = BITS (insn, 9, 5); | |
3670 | int t2 = BITS (insn, 14, 10); | |
3671 | ||
3672 | if (BIT (insn, 23)) | |
3673 | { | |
3674 | /* Write back enabled. */ | |
3675 | if ((t == n || t2 == n) && n != 31) | |
3676 | return FALSE; | |
3677 | } | |
3678 | ||
3679 | if (BIT (insn, 22)) | |
3680 | { | |
3681 | /* Load */ | |
3682 | if (t == t2) | |
3683 | return FALSE; | |
3684 | } | |
3685 | ||
3686 | return TRUE; | |
3687 | } | |
3688 | ||
a06ea964 NC |
3689 | /* Include the opcode description table as well as the operand description |
3690 | table. */ | |
20f55f38 | 3691 | #define VERIFIER(x) verify_##x |
a06ea964 | 3692 | #include "aarch64-tbl.h" |