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f4b8a18d | 1 | /* OpenCL language support for GDB, the GNU debugger. |
e2882c85 | 2 | Copyright (C) 2010-2018 Free Software Foundation, Inc. |
f4b8a18d KW |
3 | |
4 | Contributed by Ken Werner <ken.werner@de.ibm.com>. | |
5 | ||
6 | This file is part of GDB. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
10 | the Free Software Foundation; either version 3 of the License, or | |
11 | (at your option) any later version. | |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program. If not, see <http://www.gnu.org/licenses/>. */ | |
20 | ||
21 | #include "defs.h" | |
f4b8a18d KW |
22 | #include "gdbtypes.h" |
23 | #include "symtab.h" | |
24 | #include "expression.h" | |
25 | #include "parser-defs.h" | |
f4b8a18d | 26 | #include "language.h" |
a53b64ea | 27 | #include "varobj.h" |
f4b8a18d | 28 | #include "c-lang.h" |
f4b8a18d | 29 | |
f4b8a18d KW |
30 | /* This macro generates enum values from a given type. */ |
31 | ||
32 | #define OCL_P_TYPE(TYPE)\ | |
33 | opencl_primitive_type_##TYPE,\ | |
34 | opencl_primitive_type_##TYPE##2,\ | |
35 | opencl_primitive_type_##TYPE##3,\ | |
36 | opencl_primitive_type_##TYPE##4,\ | |
37 | opencl_primitive_type_##TYPE##8,\ | |
38 | opencl_primitive_type_##TYPE##16 | |
39 | ||
40 | enum opencl_primitive_types { | |
41 | OCL_P_TYPE (char), | |
42 | OCL_P_TYPE (uchar), | |
43 | OCL_P_TYPE (short), | |
44 | OCL_P_TYPE (ushort), | |
45 | OCL_P_TYPE (int), | |
46 | OCL_P_TYPE (uint), | |
47 | OCL_P_TYPE (long), | |
48 | OCL_P_TYPE (ulong), | |
49 | OCL_P_TYPE (half), | |
50 | OCL_P_TYPE (float), | |
51 | OCL_P_TYPE (double), | |
52 | opencl_primitive_type_bool, | |
53 | opencl_primitive_type_unsigned_char, | |
54 | opencl_primitive_type_unsigned_short, | |
55 | opencl_primitive_type_unsigned_int, | |
56 | opencl_primitive_type_unsigned_long, | |
57 | opencl_primitive_type_size_t, | |
58 | opencl_primitive_type_ptrdiff_t, | |
59 | opencl_primitive_type_intptr_t, | |
60 | opencl_primitive_type_uintptr_t, | |
61 | opencl_primitive_type_void, | |
62 | nr_opencl_primitive_types | |
63 | }; | |
64 | ||
f4b8a18d KW |
65 | static struct gdbarch_data *opencl_type_data; |
66 | ||
70221824 | 67 | static struct type ** |
f4b8a18d KW |
68 | builtin_opencl_type (struct gdbarch *gdbarch) |
69 | { | |
19ba03f4 | 70 | return (struct type **) gdbarch_data (gdbarch, opencl_type_data); |
f4b8a18d KW |
71 | } |
72 | ||
73 | /* Returns the corresponding OpenCL vector type from the given type code, | |
74 | the length of the element type, the unsigned flag and the amount of | |
75 | elements (N). */ | |
76 | ||
77 | static struct type * | |
78 | lookup_opencl_vector_type (struct gdbarch *gdbarch, enum type_code code, | |
79 | unsigned int el_length, unsigned int flag_unsigned, | |
80 | int n) | |
81 | { | |
82 | int i; | |
83 | unsigned int length; | |
84 | struct type *type = NULL; | |
c9def01d | 85 | struct type **types = builtin_opencl_type (gdbarch); |
f4b8a18d KW |
86 | |
87 | /* Check if n describes a valid OpenCL vector size (2, 3, 4, 8, 16). */ | |
88 | if (n != 2 && n != 3 && n != 4 && n != 8 && n != 16) | |
89 | error (_("Invalid OpenCL vector size: %d"), n); | |
90 | ||
91 | /* Triple vectors have the size of a quad vector. */ | |
92 | length = (n == 3) ? el_length * 4 : el_length * n; | |
93 | ||
94 | for (i = 0; i < nr_opencl_primitive_types; i++) | |
95 | { | |
96 | LONGEST lowb, highb; | |
97 | ||
98 | if (TYPE_CODE (types[i]) == TYPE_CODE_ARRAY && TYPE_VECTOR (types[i]) | |
99 | && get_array_bounds (types[i], &lowb, &highb) | |
100 | && TYPE_CODE (TYPE_TARGET_TYPE (types[i])) == code | |
101 | && TYPE_UNSIGNED (TYPE_TARGET_TYPE (types[i])) == flag_unsigned | |
102 | && TYPE_LENGTH (TYPE_TARGET_TYPE (types[i])) == el_length | |
103 | && TYPE_LENGTH (types[i]) == length | |
104 | && highb - lowb + 1 == n) | |
105 | { | |
106 | type = types[i]; | |
107 | break; | |
108 | } | |
109 | } | |
110 | ||
111 | return type; | |
112 | } | |
113 | ||
114 | /* Returns nonzero if the array ARR contains duplicates within | |
115 | the first N elements. */ | |
116 | ||
117 | static int | |
118 | array_has_dups (int *arr, int n) | |
119 | { | |
120 | int i, j; | |
121 | ||
122 | for (i = 0; i < n; i++) | |
123 | { | |
124 | for (j = i + 1; j < n; j++) | |
125 | { | |
126 | if (arr[i] == arr[j]) | |
127 | return 1; | |
128 | } | |
129 | } | |
130 | ||
131 | return 0; | |
132 | } | |
133 | ||
134 | /* The OpenCL component access syntax allows to create lvalues referring to | |
135 | selected elements of an original OpenCL vector in arbitrary order. This | |
136 | structure holds the information to describe such lvalues. */ | |
137 | ||
138 | struct lval_closure | |
139 | { | |
140 | /* Reference count. */ | |
141 | int refc; | |
142 | /* The number of indices. */ | |
143 | int n; | |
144 | /* The element indices themselves. */ | |
145 | int *indices; | |
146 | /* A pointer to the original value. */ | |
147 | struct value *val; | |
148 | }; | |
149 | ||
150 | /* Allocates an instance of struct lval_closure. */ | |
151 | ||
152 | static struct lval_closure * | |
153 | allocate_lval_closure (int *indices, int n, struct value *val) | |
154 | { | |
41bf6aca | 155 | struct lval_closure *c = XCNEW (struct lval_closure); |
f4b8a18d KW |
156 | |
157 | c->refc = 1; | |
158 | c->n = n; | |
fc270c35 | 159 | c->indices = XCNEWVEC (int, n); |
f4b8a18d KW |
160 | memcpy (c->indices, indices, n * sizeof (int)); |
161 | value_incref (val); /* Increment the reference counter of the value. */ | |
162 | c->val = val; | |
163 | ||
164 | return c; | |
165 | } | |
166 | ||
167 | static void | |
168 | lval_func_read (struct value *v) | |
169 | { | |
170 | struct lval_closure *c = (struct lval_closure *) value_computed_closure (v); | |
171 | struct type *type = check_typedef (value_type (v)); | |
172 | struct type *eltype = TYPE_TARGET_TYPE (check_typedef (value_type (c->val))); | |
6b850546 DT |
173 | LONGEST offset = value_offset (v); |
174 | LONGEST elsize = TYPE_LENGTH (eltype); | |
f4b8a18d KW |
175 | int n, i, j = 0; |
176 | LONGEST lowb = 0; | |
177 | LONGEST highb = 0; | |
178 | ||
179 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY | |
180 | && !get_array_bounds (type, &lowb, &highb)) | |
181 | error (_("Could not determine the vector bounds")); | |
182 | ||
183 | /* Assume elsize aligned offset. */ | |
184 | gdb_assert (offset % elsize == 0); | |
185 | offset /= elsize; | |
186 | n = offset + highb - lowb + 1; | |
187 | gdb_assert (n <= c->n); | |
188 | ||
189 | for (i = offset; i < n; i++) | |
190 | memcpy (value_contents_raw (v) + j++ * elsize, | |
191 | value_contents (c->val) + c->indices[i] * elsize, | |
192 | elsize); | |
193 | } | |
194 | ||
195 | static void | |
196 | lval_func_write (struct value *v, struct value *fromval) | |
197 | { | |
198 | struct value *mark = value_mark (); | |
199 | struct lval_closure *c = (struct lval_closure *) value_computed_closure (v); | |
200 | struct type *type = check_typedef (value_type (v)); | |
201 | struct type *eltype = TYPE_TARGET_TYPE (check_typedef (value_type (c->val))); | |
6b850546 DT |
202 | LONGEST offset = value_offset (v); |
203 | LONGEST elsize = TYPE_LENGTH (eltype); | |
f4b8a18d KW |
204 | int n, i, j = 0; |
205 | LONGEST lowb = 0; | |
206 | LONGEST highb = 0; | |
207 | ||
208 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY | |
209 | && !get_array_bounds (type, &lowb, &highb)) | |
210 | error (_("Could not determine the vector bounds")); | |
211 | ||
212 | /* Assume elsize aligned offset. */ | |
213 | gdb_assert (offset % elsize == 0); | |
214 | offset /= elsize; | |
215 | n = offset + highb - lowb + 1; | |
216 | ||
217 | /* Since accesses to the fourth component of a triple vector is undefined we | |
218 | just skip writes to the fourth element. Imagine something like this: | |
219 | int3 i3 = (int3)(0, 1, 2); | |
220 | i3.hi.hi = 5; | |
221 | In this case n would be 4 (offset=12/4 + 1) while c->n would be 3. */ | |
222 | if (n > c->n) | |
223 | n = c->n; | |
224 | ||
225 | for (i = offset; i < n; i++) | |
226 | { | |
227 | struct value *from_elm_val = allocate_value (eltype); | |
228 | struct value *to_elm_val = value_subscript (c->val, c->indices[i]); | |
229 | ||
230 | memcpy (value_contents_writeable (from_elm_val), | |
231 | value_contents (fromval) + j++ * elsize, | |
232 | elsize); | |
233 | value_assign (to_elm_val, from_elm_val); | |
234 | } | |
235 | ||
236 | value_free_to_mark (mark); | |
237 | } | |
238 | ||
8cf6f0b1 TT |
239 | /* Return nonzero if bits in V from OFFSET and LENGTH represent a |
240 | synthetic pointer. */ | |
241 | ||
242 | static int | |
243 | lval_func_check_synthetic_pointer (const struct value *v, | |
6b850546 | 244 | LONGEST offset, int length) |
8cf6f0b1 TT |
245 | { |
246 | struct lval_closure *c = (struct lval_closure *) value_computed_closure (v); | |
247 | /* Size of the target type in bits. */ | |
248 | int elsize = | |
249 | TYPE_LENGTH (TYPE_TARGET_TYPE (check_typedef (value_type (c->val)))) * 8; | |
250 | int startrest = offset % elsize; | |
251 | int start = offset / elsize; | |
252 | int endrest = (offset + length) % elsize; | |
253 | int end = (offset + length) / elsize; | |
254 | int i; | |
255 | ||
256 | if (endrest) | |
257 | end++; | |
258 | ||
259 | if (end > c->n) | |
260 | return 0; | |
261 | ||
262 | for (i = start; i < end; i++) | |
263 | { | |
8f9a01ee MS |
264 | int comp_offset = (i == start) ? startrest : 0; |
265 | int comp_length = (i == end) ? endrest : elsize; | |
8cf6f0b1 TT |
266 | |
267 | if (!value_bits_synthetic_pointer (c->val, | |
8f9a01ee MS |
268 | c->indices[i] * elsize + comp_offset, |
269 | comp_length)) | |
8cf6f0b1 TT |
270 | return 0; |
271 | } | |
272 | ||
273 | return 1; | |
274 | } | |
275 | ||
f4b8a18d KW |
276 | static void * |
277 | lval_func_copy_closure (const struct value *v) | |
278 | { | |
279 | struct lval_closure *c = (struct lval_closure *) value_computed_closure (v); | |
280 | ||
281 | ++c->refc; | |
282 | ||
283 | return c; | |
284 | } | |
285 | ||
286 | static void | |
287 | lval_func_free_closure (struct value *v) | |
288 | { | |
289 | struct lval_closure *c = (struct lval_closure *) value_computed_closure (v); | |
290 | ||
291 | --c->refc; | |
292 | ||
293 | if (c->refc == 0) | |
294 | { | |
c05202a1 | 295 | value_free (c->val); /* Decrement the reference counter of the value. */ |
f4b8a18d KW |
296 | xfree (c->indices); |
297 | xfree (c); | |
f4b8a18d KW |
298 | } |
299 | } | |
300 | ||
c8f2448a | 301 | static const struct lval_funcs opencl_value_funcs = |
f4b8a18d KW |
302 | { |
303 | lval_func_read, | |
304 | lval_func_write, | |
a471c594 JK |
305 | NULL, /* indirect */ |
306 | NULL, /* coerce_ref */ | |
8cf6f0b1 | 307 | lval_func_check_synthetic_pointer, |
f4b8a18d KW |
308 | lval_func_copy_closure, |
309 | lval_func_free_closure | |
310 | }; | |
311 | ||
312 | /* Creates a sub-vector from VAL. The elements are selected by the indices of | |
313 | an array with the length of N. Supported values for NOSIDE are | |
314 | EVAL_NORMAL and EVAL_AVOID_SIDE_EFFECTS. */ | |
315 | ||
316 | static struct value * | |
317 | create_value (struct gdbarch *gdbarch, struct value *val, enum noside noside, | |
318 | int *indices, int n) | |
319 | { | |
320 | struct type *type = check_typedef (value_type (val)); | |
321 | struct type *elm_type = TYPE_TARGET_TYPE (type); | |
322 | struct value *ret; | |
323 | ||
324 | /* Check if a single component of a vector is requested which means | |
325 | the resulting type is a (primitive) scalar type. */ | |
326 | if (n == 1) | |
327 | { | |
328 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
329 | ret = value_zero (elm_type, not_lval); | |
330 | else | |
331 | ret = value_subscript (val, indices[0]); | |
332 | } | |
333 | else | |
334 | { | |
335 | /* Multiple components of the vector are requested which means the | |
336 | resulting type is a vector as well. */ | |
337 | struct type *dst_type = | |
338 | lookup_opencl_vector_type (gdbarch, TYPE_CODE (elm_type), | |
339 | TYPE_LENGTH (elm_type), | |
340 | TYPE_UNSIGNED (elm_type), n); | |
341 | ||
342 | if (dst_type == NULL) | |
343 | dst_type = init_vector_type (elm_type, n); | |
344 | ||
345 | make_cv_type (TYPE_CONST (type), TYPE_VOLATILE (type), dst_type, NULL); | |
346 | ||
347 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
348 | ret = allocate_value (dst_type); | |
349 | else | |
350 | { | |
351 | /* Check whether to create a lvalue or not. */ | |
352 | if (VALUE_LVAL (val) != not_lval && !array_has_dups (indices, n)) | |
353 | { | |
354 | struct lval_closure *c = allocate_lval_closure (indices, n, val); | |
355 | ret = allocate_computed_value (dst_type, &opencl_value_funcs, c); | |
356 | } | |
357 | else | |
358 | { | |
359 | int i; | |
360 | ||
361 | ret = allocate_value (dst_type); | |
362 | ||
363 | /* Copy src val contents into the destination value. */ | |
364 | for (i = 0; i < n; i++) | |
365 | memcpy (value_contents_writeable (ret) | |
366 | + (i * TYPE_LENGTH (elm_type)), | |
367 | value_contents (val) | |
368 | + (indices[i] * TYPE_LENGTH (elm_type)), | |
369 | TYPE_LENGTH (elm_type)); | |
370 | } | |
371 | } | |
372 | } | |
373 | return ret; | |
374 | } | |
375 | ||
376 | /* OpenCL vector component access. */ | |
377 | ||
378 | static struct value * | |
379 | opencl_component_ref (struct expression *exp, struct value *val, char *comps, | |
380 | enum noside noside) | |
381 | { | |
382 | LONGEST lowb, highb; | |
383 | int src_len; | |
384 | struct value *v; | |
385 | int indices[16], i; | |
386 | int dst_len; | |
387 | ||
388 | if (!get_array_bounds (check_typedef (value_type (val)), &lowb, &highb)) | |
389 | error (_("Could not determine the vector bounds")); | |
390 | ||
391 | src_len = highb - lowb + 1; | |
392 | ||
393 | /* Throw an error if the amount of array elements does not fit a | |
394 | valid OpenCL vector size (2, 3, 4, 8, 16). */ | |
395 | if (src_len != 2 && src_len != 3 && src_len != 4 && src_len != 8 | |
396 | && src_len != 16) | |
397 | error (_("Invalid OpenCL vector size")); | |
398 | ||
399 | if (strcmp (comps, "lo") == 0 ) | |
400 | { | |
401 | dst_len = (src_len == 3) ? 2 : src_len / 2; | |
402 | ||
403 | for (i = 0; i < dst_len; i++) | |
404 | indices[i] = i; | |
405 | } | |
406 | else if (strcmp (comps, "hi") == 0) | |
407 | { | |
408 | dst_len = (src_len == 3) ? 2 : src_len / 2; | |
409 | ||
410 | for (i = 0; i < dst_len; i++) | |
411 | indices[i] = dst_len + i; | |
412 | } | |
413 | else if (strcmp (comps, "even") == 0) | |
414 | { | |
415 | dst_len = (src_len == 3) ? 2 : src_len / 2; | |
416 | ||
417 | for (i = 0; i < dst_len; i++) | |
418 | indices[i] = i*2; | |
419 | } | |
420 | else if (strcmp (comps, "odd") == 0) | |
421 | { | |
422 | dst_len = (src_len == 3) ? 2 : src_len / 2; | |
423 | ||
424 | for (i = 0; i < dst_len; i++) | |
425 | indices[i] = i*2+1; | |
426 | } | |
427 | else if (strncasecmp (comps, "s", 1) == 0) | |
428 | { | |
429 | #define HEXCHAR_TO_INT(C) ((C >= '0' && C <= '9') ? \ | |
430 | C-'0' : ((C >= 'A' && C <= 'F') ? \ | |
431 | C-'A'+10 : ((C >= 'a' && C <= 'f') ? \ | |
432 | C-'a'+10 : -1))) | |
433 | ||
434 | dst_len = strlen (comps); | |
435 | /* Skip the s/S-prefix. */ | |
436 | dst_len--; | |
437 | ||
438 | for (i = 0; i < dst_len; i++) | |
439 | { | |
440 | indices[i] = HEXCHAR_TO_INT(comps[i+1]); | |
441 | /* Check if the requested component is invalid or exceeds | |
442 | the vector. */ | |
443 | if (indices[i] < 0 || indices[i] >= src_len) | |
444 | error (_("Invalid OpenCL vector component accessor %s"), comps); | |
445 | } | |
446 | } | |
447 | else | |
448 | { | |
449 | dst_len = strlen (comps); | |
450 | ||
451 | for (i = 0; i < dst_len; i++) | |
452 | { | |
453 | /* x, y, z, w */ | |
454 | switch (comps[i]) | |
455 | { | |
456 | case 'x': | |
457 | indices[i] = 0; | |
458 | break; | |
459 | case 'y': | |
460 | indices[i] = 1; | |
461 | break; | |
462 | case 'z': | |
463 | if (src_len < 3) | |
464 | error (_("Invalid OpenCL vector component accessor %s"), comps); | |
465 | indices[i] = 2; | |
466 | break; | |
467 | case 'w': | |
468 | if (src_len < 4) | |
469 | error (_("Invalid OpenCL vector component accessor %s"), comps); | |
470 | indices[i] = 3; | |
471 | break; | |
472 | default: | |
473 | error (_("Invalid OpenCL vector component accessor %s"), comps); | |
474 | break; | |
475 | } | |
476 | } | |
477 | } | |
478 | ||
479 | /* Throw an error if the amount of requested components does not | |
480 | result in a valid length (1, 2, 3, 4, 8, 16). */ | |
481 | if (dst_len != 1 && dst_len != 2 && dst_len != 3 && dst_len != 4 | |
482 | && dst_len != 8 && dst_len != 16) | |
483 | error (_("Invalid OpenCL vector component accessor %s"), comps); | |
484 | ||
485 | v = create_value (exp->gdbarch, val, noside, indices, dst_len); | |
486 | ||
487 | return v; | |
488 | } | |
489 | ||
490 | /* Perform the unary logical not (!) operation. */ | |
491 | ||
492 | static struct value * | |
493 | opencl_logical_not (struct expression *exp, struct value *arg) | |
494 | { | |
495 | struct type *type = check_typedef (value_type (arg)); | |
496 | struct type *rettype; | |
497 | struct value *ret; | |
498 | ||
499 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY && TYPE_VECTOR (type)) | |
500 | { | |
501 | struct type *eltype = check_typedef (TYPE_TARGET_TYPE (type)); | |
502 | LONGEST lowb, highb; | |
503 | int i; | |
504 | ||
505 | if (!get_array_bounds (type, &lowb, &highb)) | |
506 | error (_("Could not determine the vector bounds")); | |
507 | ||
508 | /* Determine the resulting type of the operation and allocate the | |
509 | value. */ | |
510 | rettype = lookup_opencl_vector_type (exp->gdbarch, TYPE_CODE_INT, | |
511 | TYPE_LENGTH (eltype), 0, | |
512 | highb - lowb + 1); | |
513 | ret = allocate_value (rettype); | |
514 | ||
515 | for (i = 0; i < highb - lowb + 1; i++) | |
516 | { | |
517 | /* For vector types, the unary operator shall return a 0 if the | |
518 | value of its operand compares unequal to 0, and -1 (i.e. all bits | |
519 | set) if the value of its operand compares equal to 0. */ | |
520 | int tmp = value_logical_not (value_subscript (arg, i)) ? -1 : 0; | |
521 | memset (value_contents_writeable (ret) + i * TYPE_LENGTH (eltype), | |
522 | tmp, TYPE_LENGTH (eltype)); | |
523 | } | |
524 | } | |
525 | else | |
526 | { | |
527 | rettype = language_bool_type (exp->language_defn, exp->gdbarch); | |
528 | ret = value_from_longest (rettype, value_logical_not (arg)); | |
529 | } | |
530 | ||
531 | return ret; | |
532 | } | |
533 | ||
534 | /* Perform a relational operation on two scalar operands. */ | |
535 | ||
536 | static int | |
537 | scalar_relop (struct value *val1, struct value *val2, enum exp_opcode op) | |
538 | { | |
539 | int ret; | |
540 | ||
541 | switch (op) | |
542 | { | |
543 | case BINOP_EQUAL: | |
544 | ret = value_equal (val1, val2); | |
545 | break; | |
546 | case BINOP_NOTEQUAL: | |
547 | ret = !value_equal (val1, val2); | |
548 | break; | |
549 | case BINOP_LESS: | |
550 | ret = value_less (val1, val2); | |
551 | break; | |
552 | case BINOP_GTR: | |
553 | ret = value_less (val2, val1); | |
554 | break; | |
555 | case BINOP_GEQ: | |
556 | ret = value_less (val2, val1) || value_equal (val1, val2); | |
557 | break; | |
558 | case BINOP_LEQ: | |
559 | ret = value_less (val1, val2) || value_equal (val1, val2); | |
560 | break; | |
561 | case BINOP_LOGICAL_AND: | |
562 | ret = !value_logical_not (val1) && !value_logical_not (val2); | |
563 | break; | |
564 | case BINOP_LOGICAL_OR: | |
565 | ret = !value_logical_not (val1) || !value_logical_not (val2); | |
566 | break; | |
567 | default: | |
568 | error (_("Attempt to perform an unsupported operation")); | |
569 | break; | |
570 | } | |
571 | return ret; | |
572 | } | |
573 | ||
574 | /* Perform a relational operation on two vector operands. */ | |
575 | ||
576 | static struct value * | |
577 | vector_relop (struct expression *exp, struct value *val1, struct value *val2, | |
578 | enum exp_opcode op) | |
579 | { | |
580 | struct value *ret; | |
581 | struct type *type1, *type2, *eltype1, *eltype2, *rettype; | |
582 | int t1_is_vec, t2_is_vec, i; | |
583 | LONGEST lowb1, lowb2, highb1, highb2; | |
584 | ||
585 | type1 = check_typedef (value_type (val1)); | |
586 | type2 = check_typedef (value_type (val2)); | |
587 | ||
588 | t1_is_vec = (TYPE_CODE (type1) == TYPE_CODE_ARRAY && TYPE_VECTOR (type1)); | |
589 | t2_is_vec = (TYPE_CODE (type2) == TYPE_CODE_ARRAY && TYPE_VECTOR (type2)); | |
590 | ||
591 | if (!t1_is_vec || !t2_is_vec) | |
592 | error (_("Vector operations are not supported on scalar types")); | |
593 | ||
594 | eltype1 = check_typedef (TYPE_TARGET_TYPE (type1)); | |
595 | eltype2 = check_typedef (TYPE_TARGET_TYPE (type2)); | |
596 | ||
597 | if (!get_array_bounds (type1,&lowb1, &highb1) | |
598 | || !get_array_bounds (type2, &lowb2, &highb2)) | |
599 | error (_("Could not determine the vector bounds")); | |
600 | ||
601 | /* Check whether the vector types are compatible. */ | |
602 | if (TYPE_CODE (eltype1) != TYPE_CODE (eltype2) | |
603 | || TYPE_LENGTH (eltype1) != TYPE_LENGTH (eltype2) | |
604 | || TYPE_UNSIGNED (eltype1) != TYPE_UNSIGNED (eltype2) | |
605 | || lowb1 != lowb2 || highb1 != highb2) | |
606 | error (_("Cannot perform operation on vectors with different types")); | |
607 | ||
608 | /* Determine the resulting type of the operation and allocate the value. */ | |
609 | rettype = lookup_opencl_vector_type (exp->gdbarch, TYPE_CODE_INT, | |
610 | TYPE_LENGTH (eltype1), 0, | |
611 | highb1 - lowb1 + 1); | |
612 | ret = allocate_value (rettype); | |
613 | ||
614 | for (i = 0; i < highb1 - lowb1 + 1; i++) | |
615 | { | |
616 | /* For vector types, the relational, equality and logical operators shall | |
617 | return 0 if the specified relation is false and -1 (i.e. all bits set) | |
618 | if the specified relation is true. */ | |
619 | int tmp = scalar_relop (value_subscript (val1, i), | |
620 | value_subscript (val2, i), op) ? -1 : 0; | |
621 | memset (value_contents_writeable (ret) + i * TYPE_LENGTH (eltype1), | |
622 | tmp, TYPE_LENGTH (eltype1)); | |
623 | } | |
624 | ||
625 | return ret; | |
626 | } | |
627 | ||
8954db33 AB |
628 | /* Perform a cast of ARG into TYPE. There's sadly a lot of duplication in |
629 | here from valops.c:value_cast, opencl is different only in the | |
630 | behaviour of scalar to vector casting. As far as possibly we're going | |
631 | to try and delegate back to the standard value_cast function. */ | |
632 | ||
633 | static struct value * | |
634 | opencl_value_cast (struct type *type, struct value *arg) | |
635 | { | |
636 | if (type != value_type (arg)) | |
637 | { | |
638 | /* Casting scalar to vector is a special case for OpenCL, scalar | |
639 | is cast to element type of vector then replicated into each | |
640 | element of the vector. First though, we need to work out if | |
641 | this is a scalar to vector cast; code lifted from | |
642 | valops.c:value_cast. */ | |
643 | enum type_code code1, code2; | |
644 | struct type *to_type; | |
645 | int scalar; | |
646 | ||
647 | to_type = check_typedef (type); | |
648 | ||
649 | code1 = TYPE_CODE (to_type); | |
650 | code2 = TYPE_CODE (check_typedef (value_type (arg))); | |
651 | ||
652 | if (code2 == TYPE_CODE_REF) | |
653 | code2 = TYPE_CODE (check_typedef (value_type (coerce_ref (arg)))); | |
654 | ||
655 | scalar = (code2 == TYPE_CODE_INT || code2 == TYPE_CODE_BOOL | |
656 | || code2 == TYPE_CODE_CHAR || code2 == TYPE_CODE_FLT | |
657 | || code2 == TYPE_CODE_DECFLOAT || code2 == TYPE_CODE_ENUM | |
658 | || code2 == TYPE_CODE_RANGE); | |
659 | ||
660 | if (code1 == TYPE_CODE_ARRAY && TYPE_VECTOR (to_type) && scalar) | |
661 | { | |
662 | struct type *eltype; | |
663 | ||
664 | /* Cast to the element type of the vector here as | |
665 | value_vector_widen will error if the scalar value is | |
666 | truncated by the cast. To avoid the error, cast (and | |
667 | possibly truncate) here. */ | |
668 | eltype = check_typedef (TYPE_TARGET_TYPE (to_type)); | |
669 | arg = value_cast (eltype, arg); | |
670 | ||
671 | return value_vector_widen (arg, type); | |
672 | } | |
673 | else | |
674 | /* Standard cast handler. */ | |
675 | arg = value_cast (type, arg); | |
676 | } | |
677 | return arg; | |
678 | } | |
679 | ||
f4b8a18d KW |
680 | /* Perform a relational operation on two operands. */ |
681 | ||
682 | static struct value * | |
683 | opencl_relop (struct expression *exp, struct value *arg1, struct value *arg2, | |
684 | enum exp_opcode op) | |
685 | { | |
686 | struct value *val; | |
687 | struct type *type1 = check_typedef (value_type (arg1)); | |
688 | struct type *type2 = check_typedef (value_type (arg2)); | |
689 | int t1_is_vec = (TYPE_CODE (type1) == TYPE_CODE_ARRAY | |
690 | && TYPE_VECTOR (type1)); | |
691 | int t2_is_vec = (TYPE_CODE (type2) == TYPE_CODE_ARRAY | |
692 | && TYPE_VECTOR (type2)); | |
693 | ||
694 | if (!t1_is_vec && !t2_is_vec) | |
695 | { | |
696 | int tmp = scalar_relop (arg1, arg2, op); | |
697 | struct type *type = | |
698 | language_bool_type (exp->language_defn, exp->gdbarch); | |
699 | ||
700 | val = value_from_longest (type, tmp); | |
701 | } | |
702 | else if (t1_is_vec && t2_is_vec) | |
703 | { | |
704 | val = vector_relop (exp, arg1, arg2, op); | |
705 | } | |
706 | else | |
707 | { | |
708 | /* Widen the scalar operand to a vector. */ | |
709 | struct value **v = t1_is_vec ? &arg2 : &arg1; | |
710 | struct type *t = t1_is_vec ? type2 : type1; | |
711 | ||
712 | if (TYPE_CODE (t) != TYPE_CODE_FLT && !is_integral_type (t)) | |
713 | error (_("Argument to operation not a number or boolean.")); | |
714 | ||
8954db33 | 715 | *v = opencl_value_cast (t1_is_vec ? type1 : type2, *v); |
f4b8a18d KW |
716 | val = vector_relop (exp, arg1, arg2, op); |
717 | } | |
718 | ||
719 | return val; | |
720 | } | |
721 | ||
722 | /* Expression evaluator for the OpenCL. Most operations are delegated to | |
723 | evaluate_subexp_standard; see that function for a description of the | |
724 | arguments. */ | |
725 | ||
726 | static struct value * | |
727 | evaluate_subexp_opencl (struct type *expect_type, struct expression *exp, | |
728 | int *pos, enum noside noside) | |
729 | { | |
730 | enum exp_opcode op = exp->elts[*pos].opcode; | |
731 | struct value *arg1 = NULL; | |
732 | struct value *arg2 = NULL; | |
733 | struct type *type1, *type2; | |
734 | ||
735 | switch (op) | |
736 | { | |
8954db33 AB |
737 | /* Handle assignment and cast operators to support OpenCL-style |
738 | scalar-to-vector widening. */ | |
739 | case BINOP_ASSIGN: | |
740 | (*pos)++; | |
741 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
742 | type1 = value_type (arg1); | |
743 | arg2 = evaluate_subexp (type1, exp, pos, noside); | |
744 | ||
745 | if (noside == EVAL_SKIP || noside == EVAL_AVOID_SIDE_EFFECTS) | |
746 | return arg1; | |
747 | ||
748 | if (deprecated_value_modifiable (arg1) | |
749 | && VALUE_LVAL (arg1) != lval_internalvar) | |
750 | arg2 = opencl_value_cast (type1, arg2); | |
751 | ||
752 | return value_assign (arg1, arg2); | |
753 | ||
754 | case UNOP_CAST: | |
755 | type1 = exp->elts[*pos + 1].type; | |
756 | (*pos) += 2; | |
757 | arg1 = evaluate_subexp (type1, exp, pos, noside); | |
758 | ||
759 | if (noside == EVAL_SKIP) | |
760 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
761 | builtin_int, 1); | |
762 | ||
763 | return opencl_value_cast (type1, arg1); | |
764 | ||
765 | case UNOP_CAST_TYPE: | |
766 | (*pos)++; | |
767 | arg1 = evaluate_subexp (NULL, exp, pos, EVAL_AVOID_SIDE_EFFECTS); | |
768 | type1 = value_type (arg1); | |
769 | arg1 = evaluate_subexp (type1, exp, pos, noside); | |
770 | ||
771 | if (noside == EVAL_SKIP) | |
772 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
773 | builtin_int, 1); | |
774 | ||
775 | return opencl_value_cast (type1, arg1); | |
776 | ||
f4b8a18d KW |
777 | /* Handle binary relational and equality operators that are either not |
778 | or differently defined for GNU vectors. */ | |
779 | case BINOP_EQUAL: | |
780 | case BINOP_NOTEQUAL: | |
781 | case BINOP_LESS: | |
782 | case BINOP_GTR: | |
783 | case BINOP_GEQ: | |
784 | case BINOP_LEQ: | |
785 | (*pos)++; | |
786 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
787 | arg2 = evaluate_subexp (value_type (arg1), exp, pos, noside); | |
788 | ||
789 | if (noside == EVAL_SKIP) | |
790 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
791 | builtin_int, 1); | |
792 | ||
793 | return opencl_relop (exp, arg1, arg2, op); | |
794 | ||
795 | /* Handle the logical unary operator not(!). */ | |
796 | case UNOP_LOGICAL_NOT: | |
797 | (*pos)++; | |
798 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
799 | ||
800 | if (noside == EVAL_SKIP) | |
801 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
802 | builtin_int, 1); | |
803 | ||
804 | return opencl_logical_not (exp, arg1); | |
805 | ||
806 | /* Handle the logical operator and(&&) and or(||). */ | |
807 | case BINOP_LOGICAL_AND: | |
808 | case BINOP_LOGICAL_OR: | |
809 | (*pos)++; | |
810 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
811 | ||
812 | if (noside == EVAL_SKIP) | |
813 | { | |
5b92b49f | 814 | evaluate_subexp (NULL_TYPE, exp, pos, noside); |
f4b8a18d KW |
815 | |
816 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
817 | builtin_int, 1); | |
818 | } | |
819 | else | |
820 | { | |
821 | /* For scalar operations we need to avoid evaluating operands | |
822 | unecessarily. However, for vector operations we always need to | |
823 | evaluate both operands. Unfortunately we only know which of the | |
824 | two cases apply after we know the type of the second operand. | |
825 | Therefore we evaluate it once using EVAL_AVOID_SIDE_EFFECTS. */ | |
826 | int oldpos = *pos; | |
827 | ||
0df8b418 MS |
828 | arg2 = evaluate_subexp (NULL_TYPE, exp, pos, |
829 | EVAL_AVOID_SIDE_EFFECTS); | |
f4b8a18d KW |
830 | *pos = oldpos; |
831 | type1 = check_typedef (value_type (arg1)); | |
832 | type2 = check_typedef (value_type (arg2)); | |
833 | ||
834 | if ((TYPE_CODE (type1) == TYPE_CODE_ARRAY && TYPE_VECTOR (type1)) | |
835 | || (TYPE_CODE (type2) == TYPE_CODE_ARRAY && TYPE_VECTOR (type2))) | |
836 | { | |
837 | arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
838 | ||
839 | return opencl_relop (exp, arg1, arg2, op); | |
840 | } | |
841 | else | |
842 | { | |
843 | /* For scalar built-in types, only evaluate the right | |
844 | hand operand if the left hand operand compares | |
845 | unequal(&&)/equal(||) to 0. */ | |
846 | int res; | |
847 | int tmp = value_logical_not (arg1); | |
848 | ||
849 | if (op == BINOP_LOGICAL_OR) | |
850 | tmp = !tmp; | |
851 | ||
852 | arg2 = evaluate_subexp (NULL_TYPE, exp, pos, | |
853 | tmp ? EVAL_SKIP : noside); | |
854 | type1 = language_bool_type (exp->language_defn, exp->gdbarch); | |
855 | ||
856 | if (op == BINOP_LOGICAL_AND) | |
857 | res = !tmp && !value_logical_not (arg2); | |
858 | else /* BINOP_LOGICAL_OR */ | |
859 | res = tmp || !value_logical_not (arg2); | |
860 | ||
861 | return value_from_longest (type1, res); | |
862 | } | |
863 | } | |
864 | ||
865 | /* Handle the ternary selection operator. */ | |
866 | case TERNOP_COND: | |
867 | (*pos)++; | |
868 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
869 | type1 = check_typedef (value_type (arg1)); | |
870 | if (TYPE_CODE (type1) == TYPE_CODE_ARRAY && TYPE_VECTOR (type1)) | |
871 | { | |
872 | struct value *arg3, *tmp, *ret; | |
873 | struct type *eltype2, *type3, *eltype3; | |
874 | int t2_is_vec, t3_is_vec, i; | |
875 | LONGEST lowb1, lowb2, lowb3, highb1, highb2, highb3; | |
876 | ||
877 | arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
878 | arg3 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
879 | type2 = check_typedef (value_type (arg2)); | |
880 | type3 = check_typedef (value_type (arg3)); | |
881 | t2_is_vec | |
882 | = TYPE_CODE (type2) == TYPE_CODE_ARRAY && TYPE_VECTOR (type2); | |
883 | t3_is_vec | |
884 | = TYPE_CODE (type3) == TYPE_CODE_ARRAY && TYPE_VECTOR (type3); | |
885 | ||
886 | /* Widen the scalar operand to a vector if necessary. */ | |
887 | if (t2_is_vec || !t3_is_vec) | |
888 | { | |
8954db33 | 889 | arg3 = opencl_value_cast (type2, arg3); |
f4b8a18d KW |
890 | type3 = value_type (arg3); |
891 | } | |
892 | else if (!t2_is_vec || t3_is_vec) | |
893 | { | |
8954db33 | 894 | arg2 = opencl_value_cast (type3, arg2); |
f4b8a18d KW |
895 | type2 = value_type (arg2); |
896 | } | |
897 | else if (!t2_is_vec || !t3_is_vec) | |
898 | { | |
899 | /* Throw an error if arg2 or arg3 aren't vectors. */ | |
900 | error (_("\ | |
901 | Cannot perform conditional operation on incompatible types")); | |
902 | } | |
903 | ||
904 | eltype2 = check_typedef (TYPE_TARGET_TYPE (type2)); | |
905 | eltype3 = check_typedef (TYPE_TARGET_TYPE (type3)); | |
906 | ||
907 | if (!get_array_bounds (type1, &lowb1, &highb1) | |
908 | || !get_array_bounds (type2, &lowb2, &highb2) | |
909 | || !get_array_bounds (type3, &lowb3, &highb3)) | |
910 | error (_("Could not determine the vector bounds")); | |
911 | ||
912 | /* Throw an error if the types of arg2 or arg3 are incompatible. */ | |
913 | if (TYPE_CODE (eltype2) != TYPE_CODE (eltype3) | |
914 | || TYPE_LENGTH (eltype2) != TYPE_LENGTH (eltype3) | |
915 | || TYPE_UNSIGNED (eltype2) != TYPE_UNSIGNED (eltype3) | |
916 | || lowb2 != lowb3 || highb2 != highb3) | |
917 | error (_("\ | |
918 | Cannot perform operation on vectors with different types")); | |
919 | ||
920 | /* Throw an error if the sizes of arg1 and arg2/arg3 differ. */ | |
921 | if (lowb1 != lowb2 || lowb1 != lowb3 | |
922 | || highb1 != highb2 || highb1 != highb3) | |
923 | error (_("\ | |
924 | Cannot perform conditional operation on vectors with different sizes")); | |
925 | ||
926 | ret = allocate_value (type2); | |
927 | ||
928 | for (i = 0; i < highb1 - lowb1 + 1; i++) | |
929 | { | |
930 | tmp = value_logical_not (value_subscript (arg1, i)) ? | |
931 | value_subscript (arg3, i) : value_subscript (arg2, i); | |
932 | memcpy (value_contents_writeable (ret) + | |
933 | i * TYPE_LENGTH (eltype2), value_contents_all (tmp), | |
934 | TYPE_LENGTH (eltype2)); | |
935 | } | |
936 | ||
937 | return ret; | |
938 | } | |
939 | else | |
940 | { | |
941 | if (value_logical_not (arg1)) | |
942 | { | |
943 | /* Skip the second operand. */ | |
944 | evaluate_subexp (NULL_TYPE, exp, pos, EVAL_SKIP); | |
945 | ||
946 | return evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
947 | } | |
948 | else | |
949 | { | |
950 | /* Skip the third operand. */ | |
951 | arg2 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
952 | evaluate_subexp (NULL_TYPE, exp, pos, EVAL_SKIP); | |
953 | ||
954 | return arg2; | |
955 | } | |
956 | } | |
957 | ||
958 | /* Handle STRUCTOP_STRUCT to allow component access on OpenCL vectors. */ | |
959 | case STRUCTOP_STRUCT: | |
960 | { | |
961 | int pc = (*pos)++; | |
962 | int tem = longest_to_int (exp->elts[pc + 1].longconst); | |
963 | ||
964 | (*pos) += 3 + BYTES_TO_EXP_ELEM (tem + 1); | |
965 | arg1 = evaluate_subexp (NULL_TYPE, exp, pos, noside); | |
966 | type1 = check_typedef (value_type (arg1)); | |
967 | ||
968 | if (noside == EVAL_SKIP) | |
969 | { | |
970 | return value_from_longest (builtin_type (exp->gdbarch)-> | |
971 | builtin_int, 1); | |
972 | } | |
973 | else if (TYPE_CODE (type1) == TYPE_CODE_ARRAY && TYPE_VECTOR (type1)) | |
974 | { | |
975 | return opencl_component_ref (exp, arg1, &exp->elts[pc + 2].string, | |
976 | noside); | |
977 | } | |
978 | else | |
979 | { | |
ac1ca910 TT |
980 | struct value *v = value_struct_elt (&arg1, NULL, |
981 | &exp->elts[pc + 2].string, NULL, | |
982 | "structure"); | |
983 | ||
984 | if (noside == EVAL_AVOID_SIDE_EFFECTS) | |
51415b9f | 985 | v = value_zero (value_type (v), VALUE_LVAL (v)); |
ac1ca910 | 986 | return v; |
f4b8a18d KW |
987 | } |
988 | } | |
989 | default: | |
990 | break; | |
991 | } | |
992 | ||
993 | return evaluate_subexp_c (expect_type, exp, pos, noside); | |
994 | } | |
995 | ||
ea5e6b0e UW |
996 | /* Print OpenCL types. */ |
997 | ||
998 | static void | |
999 | opencl_print_type (struct type *type, const char *varstring, | |
1000 | struct ui_file *stream, int show, int level, | |
1001 | const struct type_print_options *flags) | |
1002 | { | |
1003 | /* We nearly always defer to C type printing, except that vector | |
1004 | types are considered primitive in OpenCL, and should always | |
1005 | be printed using their TYPE_NAME. */ | |
1006 | if (show > 0) | |
1007 | { | |
f168693b | 1008 | type = check_typedef (type); |
ea5e6b0e UW |
1009 | if (TYPE_CODE (type) == TYPE_CODE_ARRAY && TYPE_VECTOR (type) |
1010 | && TYPE_NAME (type) != NULL) | |
1011 | show = 0; | |
1012 | } | |
1013 | ||
1014 | c_print_type (type, varstring, stream, show, level, flags); | |
1015 | } | |
1016 | ||
70221824 | 1017 | static void |
f4b8a18d | 1018 | opencl_language_arch_info (struct gdbarch *gdbarch, |
c9def01d | 1019 | struct language_arch_info *lai) |
f4b8a18d | 1020 | { |
c9def01d | 1021 | struct type **types = builtin_opencl_type (gdbarch); |
f4b8a18d | 1022 | |
c9def01d UW |
1023 | /* Copy primitive types vector from gdbarch. */ |
1024 | lai->primitive_type_vector = types; | |
f4b8a18d | 1025 | |
c9def01d UW |
1026 | /* Type of elements of strings. */ |
1027 | lai->string_char_type = types [opencl_primitive_type_char]; | |
f4b8a18d KW |
1028 | |
1029 | /* Specifies the return type of logical and relational operations. */ | |
1030 | lai->bool_type_symbol = "int"; | |
c9def01d | 1031 | lai->bool_type_default = types [opencl_primitive_type_int]; |
f4b8a18d KW |
1032 | } |
1033 | ||
1034 | const struct exp_descriptor exp_descriptor_opencl = | |
1035 | { | |
1036 | print_subexp_standard, | |
1037 | operator_length_standard, | |
1038 | operator_check_standard, | |
1039 | op_name_standard, | |
1040 | dump_subexp_body_standard, | |
1041 | evaluate_subexp_opencl | |
1042 | }; | |
1043 | ||
47e77640 | 1044 | extern const struct language_defn opencl_language_defn = |
f4b8a18d KW |
1045 | { |
1046 | "opencl", /* Language name */ | |
6abde28f | 1047 | "OpenCL C", |
f4b8a18d KW |
1048 | language_opencl, |
1049 | range_check_off, | |
f4b8a18d KW |
1050 | case_sensitive_on, |
1051 | array_row_major, | |
1052 | macro_expansion_c, | |
56618e20 | 1053 | NULL, |
f4b8a18d KW |
1054 | &exp_descriptor_opencl, |
1055 | c_parse, | |
b3f11165 | 1056 | c_yyerror, |
f4b8a18d KW |
1057 | null_post_parser, |
1058 | c_printchar, /* Print a character constant */ | |
1059 | c_printstr, /* Function to print string constant */ | |
1060 | c_emit_char, /* Print a single char */ | |
ea5e6b0e | 1061 | opencl_print_type, /* Print a type using appropriate syntax */ |
f4b8a18d KW |
1062 | c_print_typedef, /* Print a typedef using appropriate syntax */ |
1063 | c_val_print, /* Print a value using appropriate syntax */ | |
1064 | c_value_print, /* Print a top-level value */ | |
a5ee536b | 1065 | default_read_var_value, /* la_read_var_value */ |
f4b8a18d KW |
1066 | NULL, /* Language specific skip_trampoline */ |
1067 | NULL, /* name_of_this */ | |
1068 | basic_lookup_symbol_nonlocal, /* lookup_symbol_nonlocal */ | |
1069 | basic_lookup_transparent_type,/* lookup_transparent_type */ | |
1070 | NULL, /* Language specific symbol demangler */ | |
8b302db8 | 1071 | NULL, |
0df8b418 MS |
1072 | NULL, /* Language specific |
1073 | class_name_from_physname */ | |
f4b8a18d KW |
1074 | c_op_print_tab, /* expression operators for printing */ |
1075 | 1, /* c-style arrays */ | |
1076 | 0, /* String lower bound */ | |
1077 | default_word_break_characters, | |
eb3ff9a5 | 1078 | default_collect_symbol_completion_matches, |
f4b8a18d KW |
1079 | opencl_language_arch_info, |
1080 | default_print_array_index, | |
1081 | default_pass_by_reference, | |
1082 | c_get_string, | |
43cc5389 | 1083 | c_watch_location_expression, |
b5ec771e | 1084 | NULL, /* la_get_symbol_name_matcher */ |
f8eba3c6 | 1085 | iterate_over_symbols, |
5ffa0793 | 1086 | default_search_name_hash, |
a53b64ea | 1087 | &default_varobj_ops, |
bb2ec1b3 TT |
1088 | NULL, |
1089 | NULL, | |
f4b8a18d KW |
1090 | LANG_MAGIC |
1091 | }; | |
1092 | ||
1093 | static void * | |
1094 | build_opencl_types (struct gdbarch *gdbarch) | |
1095 | { | |
c9def01d UW |
1096 | struct type **types |
1097 | = GDBARCH_OBSTACK_CALLOC (gdbarch, nr_opencl_primitive_types + 1, | |
1098 | struct type *); | |
f4b8a18d KW |
1099 | |
1100 | /* Helper macro to create strings. */ | |
0af3e2db | 1101 | #define OCL_STRING(S) #S |
f4b8a18d KW |
1102 | /* This macro allocates and assigns the type struct pointers |
1103 | for the vector types. */ | |
1104 | #define BUILD_OCL_VTYPES(TYPE)\ | |
c9def01d UW |
1105 | types[opencl_primitive_type_##TYPE##2] \ |
1106 | = init_vector_type (types[opencl_primitive_type_##TYPE], 2); \ | |
1107 | TYPE_NAME (types[opencl_primitive_type_##TYPE##2]) = OCL_STRING(TYPE ## 2); \ | |
1108 | types[opencl_primitive_type_##TYPE##3] \ | |
1109 | = init_vector_type (types[opencl_primitive_type_##TYPE], 3); \ | |
1110 | TYPE_NAME (types[opencl_primitive_type_##TYPE##3]) = OCL_STRING(TYPE ## 3); \ | |
1111 | TYPE_LENGTH (types[opencl_primitive_type_##TYPE##3]) \ | |
1112 | = 4 * TYPE_LENGTH (types[opencl_primitive_type_##TYPE]); \ | |
1113 | types[opencl_primitive_type_##TYPE##4] \ | |
1114 | = init_vector_type (types[opencl_primitive_type_##TYPE], 4); \ | |
1115 | TYPE_NAME (types[opencl_primitive_type_##TYPE##4]) = OCL_STRING(TYPE ## 4); \ | |
1116 | types[opencl_primitive_type_##TYPE##8] \ | |
1117 | = init_vector_type (types[opencl_primitive_type_##TYPE], 8); \ | |
1118 | TYPE_NAME (types[opencl_primitive_type_##TYPE##8]) = OCL_STRING(TYPE ## 8); \ | |
1119 | types[opencl_primitive_type_##TYPE##16] \ | |
1120 | = init_vector_type (types[opencl_primitive_type_##TYPE], 16); \ | |
1121 | TYPE_NAME (types[opencl_primitive_type_##TYPE##16]) = OCL_STRING(TYPE ## 16) | |
1122 | ||
1123 | types[opencl_primitive_type_char] | |
f4b8a18d KW |
1124 | = arch_integer_type (gdbarch, 8, 0, "char"); |
1125 | BUILD_OCL_VTYPES (char); | |
c9def01d | 1126 | types[opencl_primitive_type_uchar] |
f4b8a18d KW |
1127 | = arch_integer_type (gdbarch, 8, 1, "uchar"); |
1128 | BUILD_OCL_VTYPES (uchar); | |
c9def01d | 1129 | types[opencl_primitive_type_short] |
f4b8a18d KW |
1130 | = arch_integer_type (gdbarch, 16, 0, "short"); |
1131 | BUILD_OCL_VTYPES (short); | |
c9def01d | 1132 | types[opencl_primitive_type_ushort] |
f4b8a18d KW |
1133 | = arch_integer_type (gdbarch, 16, 1, "ushort"); |
1134 | BUILD_OCL_VTYPES (ushort); | |
c9def01d | 1135 | types[opencl_primitive_type_int] |
f4b8a18d KW |
1136 | = arch_integer_type (gdbarch, 32, 0, "int"); |
1137 | BUILD_OCL_VTYPES (int); | |
c9def01d | 1138 | types[opencl_primitive_type_uint] |
f4b8a18d KW |
1139 | = arch_integer_type (gdbarch, 32, 1, "uint"); |
1140 | BUILD_OCL_VTYPES (uint); | |
c9def01d | 1141 | types[opencl_primitive_type_long] |
f4b8a18d KW |
1142 | = arch_integer_type (gdbarch, 64, 0, "long"); |
1143 | BUILD_OCL_VTYPES (long); | |
c9def01d | 1144 | types[opencl_primitive_type_ulong] |
f4b8a18d KW |
1145 | = arch_integer_type (gdbarch, 64, 1, "ulong"); |
1146 | BUILD_OCL_VTYPES (ulong); | |
c9def01d | 1147 | types[opencl_primitive_type_half] |
f4b8a18d KW |
1148 | = arch_float_type (gdbarch, 16, "half", floatformats_ieee_half); |
1149 | BUILD_OCL_VTYPES (half); | |
c9def01d | 1150 | types[opencl_primitive_type_float] |
f4b8a18d KW |
1151 | = arch_float_type (gdbarch, 32, "float", floatformats_ieee_single); |
1152 | BUILD_OCL_VTYPES (float); | |
c9def01d | 1153 | types[opencl_primitive_type_double] |
f4b8a18d KW |
1154 | = arch_float_type (gdbarch, 64, "double", floatformats_ieee_double); |
1155 | BUILD_OCL_VTYPES (double); | |
c9def01d | 1156 | types[opencl_primitive_type_bool] |
648cd113 | 1157 | = arch_boolean_type (gdbarch, 8, 1, "bool"); |
c9def01d | 1158 | types[opencl_primitive_type_unsigned_char] |
f4b8a18d | 1159 | = arch_integer_type (gdbarch, 8, 1, "unsigned char"); |
c9def01d | 1160 | types[opencl_primitive_type_unsigned_short] |
f4b8a18d | 1161 | = arch_integer_type (gdbarch, 16, 1, "unsigned short"); |
c9def01d | 1162 | types[opencl_primitive_type_unsigned_int] |
f4b8a18d | 1163 | = arch_integer_type (gdbarch, 32, 1, "unsigned int"); |
c9def01d | 1164 | types[opencl_primitive_type_unsigned_long] |
f4b8a18d | 1165 | = arch_integer_type (gdbarch, 64, 1, "unsigned long"); |
c9def01d | 1166 | types[opencl_primitive_type_size_t] |
f4b8a18d | 1167 | = arch_integer_type (gdbarch, gdbarch_ptr_bit (gdbarch), 1, "size_t"); |
c9def01d | 1168 | types[opencl_primitive_type_ptrdiff_t] |
f4b8a18d | 1169 | = arch_integer_type (gdbarch, gdbarch_ptr_bit (gdbarch), 0, "ptrdiff_t"); |
c9def01d | 1170 | types[opencl_primitive_type_intptr_t] |
f4b8a18d | 1171 | = arch_integer_type (gdbarch, gdbarch_ptr_bit (gdbarch), 0, "intptr_t"); |
c9def01d | 1172 | types[opencl_primitive_type_uintptr_t] |
f4b8a18d | 1173 | = arch_integer_type (gdbarch, gdbarch_ptr_bit (gdbarch), 1, "uintptr_t"); |
c9def01d | 1174 | types[opencl_primitive_type_void] |
77b7c781 | 1175 | = arch_type (gdbarch, TYPE_CODE_VOID, TARGET_CHAR_BIT, "void"); |
f4b8a18d | 1176 | |
c9def01d | 1177 | return types; |
f4b8a18d KW |
1178 | } |
1179 | ||
1180 | void | |
1181 | _initialize_opencl_language (void) | |
1182 | { | |
1183 | opencl_type_data = gdbarch_data_register_post_init (build_opencl_types); | |
f4b8a18d | 1184 | } |