Commit | Line | Data |
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36f7ba0a | 1 | /* Execution of byte code produced by bytecomp.el. |
ab422c4d PE |
2 | Copyright (C) 1985-1988, 1993, 2000-2013 Free Software Foundation, |
3 | Inc. | |
36f7ba0a JB |
4 | |
5 | This file is part of GNU Emacs. | |
6 | ||
9ec0b715 | 7 | GNU Emacs is free software: you can redistribute it and/or modify |
36f7ba0a | 8 | it under the terms of the GNU General Public License as published by |
9ec0b715 GM |
9 | the Free Software Foundation, either version 3 of the License, or |
10 | (at your option) any later version. | |
36f7ba0a JB |
11 | |
12 | GNU Emacs is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
9ec0b715 | 18 | along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */ |
36f7ba0a | 19 | |
9ec0b715 | 20 | /* |
63639d44 | 21 | hacked on by jwz@lucid.com 17-jun-91 |
36f7ba0a JB |
22 | o added a compile-time switch to turn on simple sanity checking; |
23 | o put back the obsolete byte-codes for error-detection; | |
8e11578b | 24 | o added a new instruction, unbind_all, which I will use for |
36f7ba0a | 25 | tail-recursion elimination; |
63639d44 | 26 | o made temp_output_buffer_show be called with the right number |
36f7ba0a JB |
27 | of args; |
28 | o made the new bytecodes be called with args in the right order; | |
29 | o added metering support. | |
30 | ||
31 | by Hallvard: | |
3ffbe76b | 32 | o added relative jump instructions; |
36f7ba0a JB |
33 | o all conditionals now only do QUIT if they jump. |
34 | */ | |
35 | ||
18160b98 | 36 | #include <config.h> |
0328b6de | 37 | |
36f7ba0a | 38 | #include "lisp.h" |
83be827a | 39 | #include "character.h" |
e5560ff7 | 40 | #include "buffer.h" |
36f7ba0a | 41 | #include "syntax.h" |
3f6abfd7 | 42 | #include "window.h" |
36f7ba0a | 43 | |
ad7de7d7 GM |
44 | #ifdef CHECK_FRAME_FONT |
45 | #include "frame.h" | |
46 | #include "xterm.h" | |
47 | #endif | |
48 | ||
63639d44 | 49 | /* |
8e11578b | 50 | * define BYTE_CODE_SAFE to enable some minor sanity checking (useful for |
63639d44 JB |
51 | * debugging the byte compiler...) |
52 | * | |
8e11578b | 53 | * define BYTE_CODE_METER to enable generation of a byte-op usage histogram. |
36f7ba0a | 54 | */ |
63639d44 JB |
55 | /* #define BYTE_CODE_SAFE */ |
56 | /* #define BYTE_CODE_METER */ | |
36f7ba0a | 57 | |
3a4c8000 TT |
58 | /* If BYTE_CODE_THREADED is defined, then the interpreter will be |
59 | indirect threaded, using GCC's computed goto extension. This code, | |
60 | as currently implemented, is incompatible with BYTE_CODE_SAFE and | |
61 | BYTE_CODE_METER. */ | |
62 | #if defined (__GNUC__) && !defined (BYTE_CODE_SAFE) && !defined (BYTE_CODE_METER) | |
63 | #define BYTE_CODE_THREADED | |
64 | #endif | |
65 | ||
36f7ba0a JB |
66 | \f |
67 | #ifdef BYTE_CODE_METER | |
68 | ||
29208e82 | 69 | Lisp_Object Qbyte_code_meter; |
defd4196 PE |
70 | #define METER_2(code1, code2) AREF (AREF (Vbyte_code_meter, code1), code2) |
71 | #define METER_1(code) METER_2 (0, code) | |
63639d44 | 72 | |
2e3bf02a GM |
73 | #define METER_CODE(last_code, this_code) \ |
74 | { \ | |
75 | if (byte_metering_on) \ | |
76 | { \ | |
defd4196 PE |
77 | if (XFASTINT (METER_1 (this_code)) < MOST_POSITIVE_FIXNUM) \ |
78 | XSETFASTINT (METER_1 (this_code), \ | |
79 | XFASTINT (METER_1 (this_code)) + 1); \ | |
2e3bf02a | 80 | if (last_code \ |
defd4196 PE |
81 | && (XFASTINT (METER_2 (last_code, this_code)) \ |
82 | < MOST_POSITIVE_FIXNUM)) \ | |
83 | XSETFASTINT (METER_2 (last_code, this_code), \ | |
84 | XFASTINT (METER_2 (last_code, this_code)) + 1); \ | |
2e3bf02a | 85 | } \ |
63639d44 | 86 | } |
36f7ba0a | 87 | |
615f2d59 | 88 | #endif /* BYTE_CODE_METER */ |
36f7ba0a JB |
89 | \f |
90 | ||
36f7ba0a JB |
91 | /* Byte codes: */ |
92 | ||
3a4c8000 TT |
93 | #define BYTE_CODES \ |
94 | DEFINE (Bstack_ref, 0) /* Actually, Bstack_ref+0 is not implemented: use dup. */ \ | |
95 | DEFINE (Bstack_ref1, 1) \ | |
96 | DEFINE (Bstack_ref2, 2) \ | |
97 | DEFINE (Bstack_ref3, 3) \ | |
98 | DEFINE (Bstack_ref4, 4) \ | |
99 | DEFINE (Bstack_ref5, 5) \ | |
100 | DEFINE (Bstack_ref6, 6) \ | |
101 | DEFINE (Bstack_ref7, 7) \ | |
102 | DEFINE (Bvarref, 010) \ | |
103 | DEFINE (Bvarref1, 011) \ | |
104 | DEFINE (Bvarref2, 012) \ | |
105 | DEFINE (Bvarref3, 013) \ | |
106 | DEFINE (Bvarref4, 014) \ | |
107 | DEFINE (Bvarref5, 015) \ | |
108 | DEFINE (Bvarref6, 016) \ | |
109 | DEFINE (Bvarref7, 017) \ | |
110 | DEFINE (Bvarset, 020) \ | |
111 | DEFINE (Bvarset1, 021) \ | |
112 | DEFINE (Bvarset2, 022) \ | |
113 | DEFINE (Bvarset3, 023) \ | |
114 | DEFINE (Bvarset4, 024) \ | |
115 | DEFINE (Bvarset5, 025) \ | |
116 | DEFINE (Bvarset6, 026) \ | |
117 | DEFINE (Bvarset7, 027) \ | |
118 | DEFINE (Bvarbind, 030) \ | |
119 | DEFINE (Bvarbind1, 031) \ | |
120 | DEFINE (Bvarbind2, 032) \ | |
121 | DEFINE (Bvarbind3, 033) \ | |
122 | DEFINE (Bvarbind4, 034) \ | |
123 | DEFINE (Bvarbind5, 035) \ | |
124 | DEFINE (Bvarbind6, 036) \ | |
125 | DEFINE (Bvarbind7, 037) \ | |
126 | DEFINE (Bcall, 040) \ | |
127 | DEFINE (Bcall1, 041) \ | |
128 | DEFINE (Bcall2, 042) \ | |
129 | DEFINE (Bcall3, 043) \ | |
130 | DEFINE (Bcall4, 044) \ | |
131 | DEFINE (Bcall5, 045) \ | |
132 | DEFINE (Bcall6, 046) \ | |
133 | DEFINE (Bcall7, 047) \ | |
134 | DEFINE (Bunbind, 050) \ | |
135 | DEFINE (Bunbind1, 051) \ | |
136 | DEFINE (Bunbind2, 052) \ | |
137 | DEFINE (Bunbind3, 053) \ | |
138 | DEFINE (Bunbind4, 054) \ | |
139 | DEFINE (Bunbind5, 055) \ | |
140 | DEFINE (Bunbind6, 056) \ | |
141 | DEFINE (Bunbind7, 057) \ | |
142 | \ | |
143 | DEFINE (Bnth, 070) \ | |
144 | DEFINE (Bsymbolp, 071) \ | |
145 | DEFINE (Bconsp, 072) \ | |
146 | DEFINE (Bstringp, 073) \ | |
147 | DEFINE (Blistp, 074) \ | |
148 | DEFINE (Beq, 075) \ | |
149 | DEFINE (Bmemq, 076) \ | |
150 | DEFINE (Bnot, 077) \ | |
151 | DEFINE (Bcar, 0100) \ | |
152 | DEFINE (Bcdr, 0101) \ | |
153 | DEFINE (Bcons, 0102) \ | |
154 | DEFINE (Blist1, 0103) \ | |
155 | DEFINE (Blist2, 0104) \ | |
156 | DEFINE (Blist3, 0105) \ | |
157 | DEFINE (Blist4, 0106) \ | |
158 | DEFINE (Blength, 0107) \ | |
159 | DEFINE (Baref, 0110) \ | |
160 | DEFINE (Baset, 0111) \ | |
161 | DEFINE (Bsymbol_value, 0112) \ | |
162 | DEFINE (Bsymbol_function, 0113) \ | |
163 | DEFINE (Bset, 0114) \ | |
164 | DEFINE (Bfset, 0115) \ | |
165 | DEFINE (Bget, 0116) \ | |
166 | DEFINE (Bsubstring, 0117) \ | |
167 | DEFINE (Bconcat2, 0120) \ | |
168 | DEFINE (Bconcat3, 0121) \ | |
169 | DEFINE (Bconcat4, 0122) \ | |
170 | DEFINE (Bsub1, 0123) \ | |
171 | DEFINE (Badd1, 0124) \ | |
172 | DEFINE (Beqlsign, 0125) \ | |
173 | DEFINE (Bgtr, 0126) \ | |
174 | DEFINE (Blss, 0127) \ | |
175 | DEFINE (Bleq, 0130) \ | |
176 | DEFINE (Bgeq, 0131) \ | |
177 | DEFINE (Bdiff, 0132) \ | |
178 | DEFINE (Bnegate, 0133) \ | |
179 | DEFINE (Bplus, 0134) \ | |
180 | DEFINE (Bmax, 0135) \ | |
181 | DEFINE (Bmin, 0136) \ | |
182 | DEFINE (Bmult, 0137) \ | |
183 | \ | |
184 | DEFINE (Bpoint, 0140) \ | |
185 | /* Was Bmark in v17. */ \ | |
186 | DEFINE (Bsave_current_buffer, 0141) /* Obsolete. */ \ | |
187 | DEFINE (Bgoto_char, 0142) \ | |
188 | DEFINE (Binsert, 0143) \ | |
189 | DEFINE (Bpoint_max, 0144) \ | |
190 | DEFINE (Bpoint_min, 0145) \ | |
191 | DEFINE (Bchar_after, 0146) \ | |
192 | DEFINE (Bfollowing_char, 0147) \ | |
193 | DEFINE (Bpreceding_char, 0150) \ | |
194 | DEFINE (Bcurrent_column, 0151) \ | |
195 | DEFINE (Bindent_to, 0152) \ | |
196 | DEFINE (Beolp, 0154) \ | |
197 | DEFINE (Beobp, 0155) \ | |
198 | DEFINE (Bbolp, 0156) \ | |
199 | DEFINE (Bbobp, 0157) \ | |
200 | DEFINE (Bcurrent_buffer, 0160) \ | |
201 | DEFINE (Bset_buffer, 0161) \ | |
202 | DEFINE (Bsave_current_buffer_1, 0162) /* Replacing Bsave_current_buffer. */ \ | |
203 | DEFINE (Binteractive_p, 0164) /* Obsolete since Emacs-24.1. */ \ | |
204 | \ | |
205 | DEFINE (Bforward_char, 0165) \ | |
206 | DEFINE (Bforward_word, 0166) \ | |
207 | DEFINE (Bskip_chars_forward, 0167) \ | |
208 | DEFINE (Bskip_chars_backward, 0170) \ | |
209 | DEFINE (Bforward_line, 0171) \ | |
210 | DEFINE (Bchar_syntax, 0172) \ | |
211 | DEFINE (Bbuffer_substring, 0173) \ | |
212 | DEFINE (Bdelete_region, 0174) \ | |
213 | DEFINE (Bnarrow_to_region, 0175) \ | |
214 | DEFINE (Bwiden, 0176) \ | |
215 | DEFINE (Bend_of_line, 0177) \ | |
216 | \ | |
217 | DEFINE (Bconstant2, 0201) \ | |
218 | DEFINE (Bgoto, 0202) \ | |
219 | DEFINE (Bgotoifnil, 0203) \ | |
220 | DEFINE (Bgotoifnonnil, 0204) \ | |
221 | DEFINE (Bgotoifnilelsepop, 0205) \ | |
222 | DEFINE (Bgotoifnonnilelsepop, 0206) \ | |
223 | DEFINE (Breturn, 0207) \ | |
224 | DEFINE (Bdiscard, 0210) \ | |
225 | DEFINE (Bdup, 0211) \ | |
226 | \ | |
227 | DEFINE (Bsave_excursion, 0212) \ | |
228 | DEFINE (Bsave_window_excursion, 0213) /* Obsolete since Emacs-24.1. */ \ | |
229 | DEFINE (Bsave_restriction, 0214) \ | |
230 | DEFINE (Bcatch, 0215) \ | |
231 | \ | |
232 | DEFINE (Bunwind_protect, 0216) \ | |
233 | DEFINE (Bcondition_case, 0217) \ | |
234 | DEFINE (Btemp_output_buffer_setup, 0220) /* Obsolete since Emacs-24.1. */ \ | |
235 | DEFINE (Btemp_output_buffer_show, 0221) /* Obsolete since Emacs-24.1. */ \ | |
236 | \ | |
237 | DEFINE (Bunbind_all, 0222) /* Obsolete. Never used. */ \ | |
238 | \ | |
239 | DEFINE (Bset_marker, 0223) \ | |
240 | DEFINE (Bmatch_beginning, 0224) \ | |
241 | DEFINE (Bmatch_end, 0225) \ | |
242 | DEFINE (Bupcase, 0226) \ | |
243 | DEFINE (Bdowncase, 0227) \ | |
244 | \ | |
245 | DEFINE (Bstringeqlsign, 0230) \ | |
246 | DEFINE (Bstringlss, 0231) \ | |
247 | DEFINE (Bequal, 0232) \ | |
248 | DEFINE (Bnthcdr, 0233) \ | |
249 | DEFINE (Belt, 0234) \ | |
250 | DEFINE (Bmember, 0235) \ | |
251 | DEFINE (Bassq, 0236) \ | |
252 | DEFINE (Bnreverse, 0237) \ | |
253 | DEFINE (Bsetcar, 0240) \ | |
254 | DEFINE (Bsetcdr, 0241) \ | |
255 | DEFINE (Bcar_safe, 0242) \ | |
256 | DEFINE (Bcdr_safe, 0243) \ | |
257 | DEFINE (Bnconc, 0244) \ | |
258 | DEFINE (Bquo, 0245) \ | |
259 | DEFINE (Brem, 0246) \ | |
260 | DEFINE (Bnumberp, 0247) \ | |
261 | DEFINE (Bintegerp, 0250) \ | |
262 | \ | |
263 | DEFINE (BRgoto, 0252) \ | |
264 | DEFINE (BRgotoifnil, 0253) \ | |
265 | DEFINE (BRgotoifnonnil, 0254) \ | |
266 | DEFINE (BRgotoifnilelsepop, 0255) \ | |
267 | DEFINE (BRgotoifnonnilelsepop, 0256) \ | |
268 | \ | |
269 | DEFINE (BlistN, 0257) \ | |
270 | DEFINE (BconcatN, 0260) \ | |
271 | DEFINE (BinsertN, 0261) \ | |
272 | \ | |
273 | /* Bstack_ref is code 0. */ \ | |
274 | DEFINE (Bstack_set, 0262) \ | |
275 | DEFINE (Bstack_set2, 0263) \ | |
276 | DEFINE (BdiscardN, 0266) \ | |
277 | \ | |
278 | DEFINE (Bconstant, 0300) | |
279 | ||
280 | enum byte_code_op | |
281 | { | |
282 | #define DEFINE(name, value) name = value, | |
283 | BYTE_CODES | |
284 | #undef DEFINE | |
285 | ||
615f2d59 | 286 | #ifdef BYTE_CODE_SAFE |
3a4c8000 TT |
287 | Bscan_buffer = 0153, /* No longer generated as of v18. */ |
288 | Bset_mark = 0163 /* this loser is no longer generated as of v18 */ | |
615f2d59 | 289 | #endif |
3a4c8000 | 290 | }; |
7ca1e8b7 | 291 | |
b286858c SM |
292 | /* Whether to maintain a `top' and `bottom' field in the stack frame. */ |
293 | #define BYTE_MAINTAIN_TOP (BYTE_CODE_SAFE || BYTE_MARK_STACK) | |
4015b3c0 | 294 | \f |
7ca1e8b7 GM |
295 | /* Structure describing a value stack used during byte-code execution |
296 | in Fbyte_code. */ | |
297 | ||
298 | struct byte_stack | |
299 | { | |
300 | /* Program counter. This points into the byte_string below | |
301 | and is relocated when that string is relocated. */ | |
33b6c007 | 302 | const unsigned char *pc; |
7ca1e8b7 GM |
303 | |
304 | /* Top and bottom of stack. The bottom points to an area of memory | |
305 | allocated with alloca in Fbyte_code. */ | |
b286858c | 306 | #if BYTE_MAINTAIN_TOP |
7ca1e8b7 | 307 | Lisp_Object *top, *bottom; |
b286858c | 308 | #endif |
7ca1e8b7 GM |
309 | |
310 | /* The string containing the byte-code, and its current address. | |
311 | Storing this here protects it from GC because mark_byte_stack | |
312 | marks it. */ | |
313 | Lisp_Object byte_string; | |
33b6c007 | 314 | const unsigned char *byte_string_start; |
7ca1e8b7 | 315 | |
99ec1647 | 316 | #if BYTE_MARK_STACK |
7ca1e8b7 GM |
317 | /* The vector of constants used during byte-code execution. Storing |
318 | this here protects it from GC because mark_byte_stack marks it. */ | |
319 | Lisp_Object constants; | |
99ec1647 | 320 | #endif |
7ca1e8b7 GM |
321 | |
322 | /* Next entry in byte_stack_list. */ | |
323 | struct byte_stack *next; | |
324 | }; | |
325 | ||
326 | /* A list of currently active byte-code execution value stacks. | |
327 | Fbyte_code adds an entry to the head of this list before it starts | |
328 | processing byte-code, and it removed the entry again when it is | |
91af3942 | 329 | done. Signaling an error truncates the list analogous to |
7ca1e8b7 GM |
330 | gcprolist. */ |
331 | ||
332 | struct byte_stack *byte_stack_list; | |
333 | ||
4015b3c0 | 334 | \f |
7ca1e8b7 GM |
335 | /* Mark objects on byte_stack_list. Called during GC. */ |
336 | ||
b286858c | 337 | #if BYTE_MARK_STACK |
7ca1e8b7 | 338 | void |
971de7fb | 339 | mark_byte_stack (void) |
7ca1e8b7 GM |
340 | { |
341 | struct byte_stack *stack; | |
342 | Lisp_Object *obj; | |
343 | ||
344 | for (stack = byte_stack_list; stack; stack = stack->next) | |
345 | { | |
dff13d03 GM |
346 | /* If STACK->top is null here, this means there's an opcode in |
347 | Fbyte_code that wasn't expected to GC, but did. To find out | |
348 | which opcode this is, record the value of `stack', and walk | |
349 | up the stack in a debugger, stopping in frames of Fbyte_code. | |
350 | The culprit is found in the frame of Fbyte_code where the | |
351 | address of its local variable `stack' is equal to the | |
352 | recorded value of `stack' here. */ | |
6b61353c | 353 | eassert (stack->top); |
8e11578b | 354 | |
7ca1e8b7 | 355 | for (obj = stack->bottom; obj <= stack->top; ++obj) |
6b61353c | 356 | mark_object (*obj); |
a719d13e | 357 | |
6b61353c KH |
358 | mark_object (stack->byte_string); |
359 | mark_object (stack->constants); | |
7ca1e8b7 GM |
360 | } |
361 | } | |
b286858c | 362 | #endif |
7ca1e8b7 | 363 | |
a719d13e GM |
364 | /* Unmark objects in the stacks on byte_stack_list. Relocate program |
365 | counters. Called when GC has completed. */ | |
7ca1e8b7 | 366 | |
8e11578b | 367 | void |
971de7fb | 368 | unmark_byte_stack (void) |
7ca1e8b7 GM |
369 | { |
370 | struct byte_stack *stack; | |
371 | ||
372 | for (stack = byte_stack_list; stack; stack = stack->next) | |
a719d13e | 373 | { |
d5db4077 | 374 | if (stack->byte_string_start != SDATA (stack->byte_string)) |
a719d13e | 375 | { |
39b5db3b | 376 | ptrdiff_t offset = stack->pc - stack->byte_string_start; |
d5db4077 | 377 | stack->byte_string_start = SDATA (stack->byte_string); |
a719d13e GM |
378 | stack->pc = stack->byte_string_start + offset; |
379 | } | |
380 | } | |
7ca1e8b7 GM |
381 | } |
382 | ||
36f7ba0a | 383 | \f |
99ec1647 | 384 | /* Fetch the next byte from the bytecode stream. */ |
36f7ba0a | 385 | |
7ca1e8b7 | 386 | #define FETCH *stack.pc++ |
36f7ba0a | 387 | |
4015b3c0 | 388 | /* Fetch two bytes from the bytecode stream and make a 16-bit number |
99ec1647 | 389 | out of them. */ |
36f7ba0a JB |
390 | |
391 | #define FETCH2 (op = FETCH, op + (FETCH << 8)) | |
392 | ||
4015b3c0 GM |
393 | /* Push x onto the execution stack. This used to be #define PUSH(x) |
394 | (*++stackp = (x)) This oddity is necessary because Alliant can't be | |
395 | bothered to compile the preincrement operator properly, as of 4/91. | |
396 | -JimB */ | |
7ca1e8b7 GM |
397 | |
398 | #define PUSH(x) (top++, *top = (x)) | |
36f7ba0a JB |
399 | |
400 | /* Pop a value off the execution stack. */ | |
401 | ||
7ca1e8b7 | 402 | #define POP (*top--) |
36f7ba0a JB |
403 | |
404 | /* Discard n values from the execution stack. */ | |
405 | ||
7ca1e8b7 GM |
406 | #define DISCARD(n) (top -= (n)) |
407 | ||
408 | /* Get the value which is at the top of the execution stack, but don't | |
99ec1647 | 409 | pop it. */ |
7ca1e8b7 GM |
410 | |
411 | #define TOP (*top) | |
36f7ba0a | 412 | |
4015b3c0 | 413 | /* Actions that must be performed before and after calling a function |
7ca1e8b7 | 414 | that might GC. */ |
36f7ba0a | 415 | |
b286858c SM |
416 | #if !BYTE_MAINTAIN_TOP |
417 | #define BEFORE_POTENTIAL_GC() ((void)0) | |
418 | #define AFTER_POTENTIAL_GC() ((void)0) | |
419 | #else | |
7ca1e8b7 GM |
420 | #define BEFORE_POTENTIAL_GC() stack.top = top |
421 | #define AFTER_POTENTIAL_GC() stack.top = NULL | |
b286858c | 422 | #endif |
36f7ba0a | 423 | |
14726871 RS |
424 | /* Garbage collect if we have consed enough since the last time. |
425 | We do this at every branch, to avoid loops that never GC. */ | |
426 | ||
765e61e3 DA |
427 | #define MAYBE_GC() \ |
428 | do { \ | |
429 | BEFORE_POTENTIAL_GC (); \ | |
430 | maybe_gc (); \ | |
431 | AFTER_POTENTIAL_GC (); \ | |
7914961c | 432 | } while (0) |
5e7ed093 | 433 | |
3d5fc37b | 434 | /* Check for jumping out of range. */ |
7ca1e8b7 GM |
435 | |
436 | #ifdef BYTE_CODE_SAFE | |
437 | ||
4015b3c0 | 438 | #define CHECK_RANGE(ARG) \ |
1088b922 | 439 | if (ARG >= bytestr_length) emacs_abort () |
3d5fc37b | 440 | |
4015b3c0 | 441 | #else /* not BYTE_CODE_SAFE */ |
7ca1e8b7 GM |
442 | |
443 | #define CHECK_RANGE(ARG) | |
444 | ||
4015b3c0 | 445 | #endif /* not BYTE_CODE_SAFE */ |
7ca1e8b7 | 446 | |
e12ea64e GM |
447 | /* A version of the QUIT macro which makes sure that the stack top is |
448 | set before signaling `quit'. */ | |
449 | ||
450 | #define BYTE_CODE_QUIT \ | |
451 | do { \ | |
452 | if (!NILP (Vquit_flag) && NILP (Vinhibit_quit)) \ | |
453 | { \ | |
731475e7 | 454 | Lisp_Object flag = Vquit_flag; \ |
e12ea64e GM |
455 | Vquit_flag = Qnil; \ |
456 | BEFORE_POTENTIAL_GC (); \ | |
731475e7 | 457 | if (EQ (Vthrow_on_input, flag)) \ |
a8f0f551 | 458 | Fthrow (Vthrow_on_input, Qt); \ |
e12ea64e | 459 | Fsignal (Qquit, Qnil); \ |
892a8eb5 | 460 | AFTER_POTENTIAL_GC (); \ |
e12ea64e | 461 | } \ |
0caaedb1 PE |
462 | else if (pending_signals) \ |
463 | process_pending_signals (); \ | |
e12ea64e GM |
464 | } while (0) |
465 | ||
7ca1e8b7 | 466 | |
36f7ba0a | 467 | DEFUN ("byte-code", Fbyte_code, Sbyte_code, 3, 3, 0, |
39f624fa PJ |
468 | doc: /* Function used internally in byte-compiled code. |
469 | The first argument, BYTESTR, is a string of byte code; | |
470 | the second, VECTOR, a vector of constants; | |
471 | the third, MAXDEPTH, the maximum stack depth used in this function. | |
472 | If the third argument is incorrect, Emacs may crash. */) | |
5842a27b | 473 | (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth) |
b9598260 | 474 | { |
7200d79c | 475 | return exec_byte_code (bytestr, vector, maxdepth, Qnil, 0, NULL); |
b9598260 SM |
476 | } |
477 | ||
478 | /* Execute the byte-code in BYTESTR. VECTOR is the constant vector, and | |
479 | MAXDEPTH is the maximum stack depth used (if MAXDEPTH is incorrect, | |
480 | emacs may crash!). If ARGS_TEMPLATE is non-nil, it should be a lisp | |
481 | argument list (including &rest, &optional, etc.), and ARGS, of size | |
482 | NARGS, should be a vector of the actual arguments. The arguments in | |
483 | ARGS are pushed on the stack according to ARGS_TEMPLATE before | |
484 | executing BYTESTR. */ | |
485 | ||
486 | Lisp_Object | |
0ee81a0c | 487 | exec_byte_code (Lisp_Object bytestr, Lisp_Object vector, Lisp_Object maxdepth, |
f66c7cf8 | 488 | Lisp_Object args_template, ptrdiff_t nargs, Lisp_Object *args) |
36f7ba0a | 489 | { |
d311d28c | 490 | ptrdiff_t count = SPECPDL_INDEX (); |
36f7ba0a JB |
491 | #ifdef BYTE_CODE_METER |
492 | int this_op = 0; | |
493 | int prev_op; | |
494 | #endif | |
7ca1e8b7 | 495 | int op; |
4015b3c0 | 496 | /* Lisp_Object v1, v2; */ |
089b985f | 497 | Lisp_Object *vectorp; |
36f7ba0a | 498 | #ifdef BYTE_CODE_SAFE |
80e88859 | 499 | ptrdiff_t const_length; |
7ca1e8b7 | 500 | Lisp_Object *stacke; |
39b5db3b | 501 | ptrdiff_t bytestr_length; |
1be4d761 | 502 | #endif |
7ca1e8b7 GM |
503 | struct byte_stack stack; |
504 | Lisp_Object *top; | |
4015b3c0 | 505 | Lisp_Object result; |
36f7ba0a | 506 | |
603a0937 | 507 | #if 0 /* CHECK_FRAME_FONT */ |
ad7de7d7 GM |
508 | { |
509 | struct frame *f = SELECTED_FRAME (); | |
510 | if (FRAME_X_P (f) | |
511 | && FRAME_FONT (f)->direction != 0 | |
512 | && FRAME_FONT (f)->direction != 1) | |
1088b922 | 513 | emacs_abort (); |
ad7de7d7 GM |
514 | } |
515 | #endif | |
516 | ||
b7826503 | 517 | CHECK_STRING (bytestr); |
c616acb8 | 518 | CHECK_VECTOR (vector); |
f66c7cf8 | 519 | CHECK_NATNUM (maxdepth); |
36f7ba0a | 520 | |
0df1eac5 | 521 | #ifdef BYTE_CODE_SAFE |
77b37c05 | 522 | const_length = ASIZE (vector); |
0df1eac5 PE |
523 | #endif |
524 | ||
089b985f KH |
525 | if (STRING_MULTIBYTE (bytestr)) |
526 | /* BYTESTR must have been produced by Emacs 20.2 or the earlier | |
527 | because they produced a raw 8-bit string for byte-code and now | |
528 | such a byte-code string is loaded as multibyte while raw 8-bit | |
529 | characters converted to multibyte form. Thus, now we must | |
fbd98f82 | 530 | convert them back to the originally intended unibyte form. */ |
5274126b | 531 | bytestr = Fstring_as_unibyte (bytestr); |
089b985f | 532 | |
1be4d761 | 533 | #ifdef BYTE_CODE_SAFE |
d5db4077 | 534 | bytestr_length = SBYTES (bytestr); |
1be4d761 | 535 | #endif |
089b985f KH |
536 | vectorp = XVECTOR (vector)->contents; |
537 | ||
7ca1e8b7 | 538 | stack.byte_string = bytestr; |
d5db4077 | 539 | stack.pc = stack.byte_string_start = SDATA (bytestr); |
99ec1647 | 540 | #if BYTE_MARK_STACK |
7ca1e8b7 | 541 | stack.constants = vector; |
99ec1647 | 542 | #endif |
663e2b3f | 543 | if (MAX_ALLOCA / word_size <= XFASTINT (maxdepth)) |
39b5db3b | 544 | memory_full (SIZE_MAX); |
38182d90 | 545 | top = alloca ((XFASTINT (maxdepth) + 1) * sizeof *top); |
b286858c | 546 | #if BYTE_MAINTAIN_TOP |
39b5db3b | 547 | stack.bottom = top + 1; |
7ca1e8b7 | 548 | stack.top = NULL; |
b286858c | 549 | #endif |
7ca1e8b7 GM |
550 | stack.next = byte_stack_list; |
551 | byte_stack_list = &stack; | |
36f7ba0a | 552 | |
7ca1e8b7 GM |
553 | #ifdef BYTE_CODE_SAFE |
554 | stacke = stack.bottom - 1 + XFASTINT (maxdepth); | |
555 | #endif | |
8e11578b | 556 | |
e2abe5a1 | 557 | if (INTEGERP (args_template)) |
b9598260 | 558 | { |
619e0f19 | 559 | ptrdiff_t at = XINT (args_template); |
2f221583 | 560 | bool rest = (at & 128) != 0; |
e2abe5a1 | 561 | int mandatory = at & 127; |
619e0f19 | 562 | ptrdiff_t nonrest = at >> 8; |
e2abe5a1 SM |
563 | eassert (mandatory <= nonrest); |
564 | if (nargs <= nonrest) | |
565 | { | |
619e0f19 | 566 | ptrdiff_t i; |
e2abe5a1 SM |
567 | for (i = 0 ; i < nargs; i++, args++) |
568 | PUSH (*args); | |
569 | if (nargs < mandatory) | |
570 | /* Too few arguments. */ | |
571 | Fsignal (Qwrong_number_of_arguments, | |
572 | Fcons (Fcons (make_number (mandatory), | |
573 | rest ? Qand_rest : make_number (nonrest)), | |
574 | Fcons (make_number (nargs), Qnil))); | |
575 | else | |
576 | { | |
577 | for (; i < nonrest; i++) | |
578 | PUSH (Qnil); | |
579 | if (rest) | |
580 | PUSH (Qnil); | |
581 | } | |
582 | } | |
583 | else if (rest) | |
584 | { | |
f66c7cf8 | 585 | ptrdiff_t i; |
e2abe5a1 SM |
586 | for (i = 0 ; i < nonrest; i++, args++) |
587 | PUSH (*args); | |
588 | PUSH (Flist (nargs - nonrest, args)); | |
589 | } | |
590 | else | |
591 | /* Too many arguments. */ | |
b9598260 | 592 | Fsignal (Qwrong_number_of_arguments, |
e2abe5a1 SM |
593 | Fcons (Fcons (make_number (mandatory), |
594 | make_number (nonrest)), | |
595 | Fcons (make_number (nargs), Qnil))); | |
596 | } | |
597 | else if (! NILP (args_template)) | |
598 | /* We should push some arguments on the stack. */ | |
599 | { | |
600 | error ("Unknown args template!"); | |
b9598260 SM |
601 | } |
602 | ||
36f7ba0a JB |
603 | while (1) |
604 | { | |
605 | #ifdef BYTE_CODE_SAFE | |
9e49c990 | 606 | if (top > stacke) |
1088b922 | 607 | emacs_abort (); |
7ca1e8b7 | 608 | else if (top < stack.bottom - 1) |
1088b922 | 609 | emacs_abort (); |
36f7ba0a JB |
610 | #endif |
611 | ||
36f7ba0a JB |
612 | #ifdef BYTE_CODE_METER |
613 | prev_op = this_op; | |
614 | this_op = op = FETCH; | |
615 | METER_CODE (prev_op, op); | |
36f7ba0a | 616 | #else |
3a4c8000 | 617 | #ifndef BYTE_CODE_THREADED |
4015b3c0 | 618 | op = FETCH; |
36f7ba0a | 619 | #endif |
3a4c8000 TT |
620 | #endif |
621 | ||
622 | /* The interpreter can be compiled one of two ways: as an | |
623 | ordinary switch-based interpreter, or as a threaded | |
624 | interpreter. The threaded interpreter relies on GCC's | |
625 | computed goto extension, so it is not available everywhere. | |
626 | Threading provides a performance boost. These macros are how | |
627 | we allow the code to be compiled both ways. */ | |
628 | #ifdef BYTE_CODE_THREADED | |
629 | /* The CASE macro introduces an instruction's body. It is | |
630 | either a label or a case label. */ | |
631 | #define CASE(OP) insn_ ## OP | |
632 | /* NEXT is invoked at the end of an instruction to go to the | |
633 | next instruction. It is either a computed goto, or a | |
634 | plain break. */ | |
635 | #define NEXT goto *(targets[op = FETCH]) | |
636 | /* FIRST is like NEXT, but is only used at the start of the | |
637 | interpreter body. In the switch-based interpreter it is the | |
638 | switch, so the threaded definition must include a semicolon. */ | |
639 | #define FIRST NEXT; | |
640 | /* Most cases are labeled with the CASE macro, above. | |
641 | CASE_DEFAULT is one exception; it is used if the interpreter | |
642 | being built requires a default case. The threaded | |
643 | interpreter does not, because the dispatch table is | |
644 | completely filled. */ | |
645 | #define CASE_DEFAULT | |
646 | /* This introduces an instruction that is known to call abort. */ | |
647 | #define CASE_ABORT CASE (Bstack_ref): CASE (default) | |
648 | #else | |
649 | /* See above for the meaning of the various defines. */ | |
650 | #define CASE(OP) case OP | |
651 | #define NEXT break | |
652 | #define FIRST switch (op) | |
653 | #define CASE_DEFAULT case 255: default: | |
654 | #define CASE_ABORT case 0 | |
655 | #endif | |
656 | ||
657 | #ifdef BYTE_CODE_THREADED | |
658 | ||
659 | /* A convenience define that saves us a lot of typing and makes | |
660 | the table clearer. */ | |
661 | #define LABEL(OP) [OP] = &&insn_ ## OP | |
36f7ba0a | 662 | |
31ff141c | 663 | #if 4 < __GNUC__ + (6 <= __GNUC_MINOR__) |
ffacb126 PE |
664 | # pragma GCC diagnostic push |
665 | # pragma GCC diagnostic ignored "-Woverride-init" | |
31ff141c PE |
666 | #elif defined __clang__ |
667 | # pragma GCC diagnostic push | |
668 | # pragma GCC diagnostic ignored "-Winitializer-overrides" | |
ffacb126 PE |
669 | #endif |
670 | ||
3a4c8000 TT |
671 | /* This is the dispatch table for the threaded interpreter. */ |
672 | static const void *const targets[256] = | |
4015b3c0 | 673 | { |
3a4c8000 TT |
674 | [0 ... (Bconstant - 1)] = &&insn_default, |
675 | [Bconstant ... 255] = &&insn_Bconstant, | |
676 | ||
677 | #define DEFINE(name, value) LABEL (name) , | |
678 | BYTE_CODES | |
679 | #undef DEFINE | |
680 | }; | |
ffacb126 | 681 | |
31ff141c | 682 | #if 4 < __GNUC__ + (6 <= __GNUC_MINOR__) || defined __clang__ |
ffacb126 PE |
683 | # pragma GCC diagnostic pop |
684 | #endif | |
685 | ||
3a4c8000 TT |
686 | #endif |
687 | ||
688 | ||
689 | FIRST | |
690 | { | |
691 | CASE (Bvarref7): | |
36f7ba0a JB |
692 | op = FETCH2; |
693 | goto varref; | |
694 | ||
3a4c8000 TT |
695 | CASE (Bvarref): |
696 | CASE (Bvarref1): | |
697 | CASE (Bvarref2): | |
698 | CASE (Bvarref3): | |
699 | CASE (Bvarref4): | |
700 | CASE (Bvarref5): | |
36f7ba0a | 701 | op = op - Bvarref; |
4015b3c0 GM |
702 | goto varref; |
703 | ||
704 | /* This seems to be the most frequently executed byte-code | |
705 | among the Bvarref's, so avoid a goto here. */ | |
3a4c8000 | 706 | CASE (Bvarref6): |
4015b3c0 | 707 | op = FETCH; |
36f7ba0a | 708 | varref: |
4015b3c0 GM |
709 | { |
710 | Lisp_Object v1, v2; | |
711 | ||
712 | v1 = vectorp[op]; | |
713 | if (SYMBOLP (v1)) | |
714 | { | |
ce5b453a SM |
715 | if (XSYMBOL (v1)->redirect != SYMBOL_PLAINVAL |
716 | || (v2 = SYMBOL_VAL (XSYMBOL (v1)), | |
717 | EQ (v2, Qunbound))) | |
bf1de43e GM |
718 | { |
719 | BEFORE_POTENTIAL_GC (); | |
720 | v2 = Fsymbol_value (v1); | |
721 | AFTER_POTENTIAL_GC (); | |
722 | } | |
4015b3c0 GM |
723 | } |
724 | else | |
bf1de43e GM |
725 | { |
726 | BEFORE_POTENTIAL_GC (); | |
727 | v2 = Fsymbol_value (v1); | |
728 | AFTER_POTENTIAL_GC (); | |
729 | } | |
4015b3c0 | 730 | PUSH (v2); |
3a4c8000 | 731 | NEXT; |
4015b3c0 GM |
732 | } |
733 | ||
3a4c8000 | 734 | CASE (Bgotoifnil): |
21ed6de3 KR |
735 | { |
736 | Lisp_Object v1; | |
737 | MAYBE_GC (); | |
738 | op = FETCH2; | |
739 | v1 = POP; | |
740 | if (NILP (v1)) | |
741 | { | |
742 | BYTE_CODE_QUIT; | |
743 | CHECK_RANGE (op); | |
744 | stack.pc = stack.byte_string_start + op; | |
745 | } | |
3a4c8000 | 746 | NEXT; |
21ed6de3 | 747 | } |
36f7ba0a | 748 | |
3a4c8000 | 749 | CASE (Bcar): |
4015b3c0 GM |
750 | { |
751 | Lisp_Object v1; | |
752 | v1 = TOP; | |
1c470562 SM |
753 | if (CONSP (v1)) |
754 | TOP = XCAR (v1); | |
755 | else if (NILP (v1)) | |
756 | TOP = Qnil; | |
757 | else | |
758 | { | |
759 | BEFORE_POTENTIAL_GC (); | |
760 | wrong_type_argument (Qlistp, v1); | |
1c470562 | 761 | } |
3a4c8000 | 762 | NEXT; |
4015b3c0 GM |
763 | } |
764 | ||
3a4c8000 | 765 | CASE (Beq): |
4015b3c0 GM |
766 | { |
767 | Lisp_Object v1; | |
768 | v1 = POP; | |
769 | TOP = EQ (v1, TOP) ? Qt : Qnil; | |
3a4c8000 | 770 | NEXT; |
4015b3c0 GM |
771 | } |
772 | ||
3a4c8000 | 773 | CASE (Bmemq): |
4015b3c0 GM |
774 | { |
775 | Lisp_Object v1; | |
bf1de43e | 776 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
777 | v1 = POP; |
778 | TOP = Fmemq (TOP, v1); | |
bf1de43e | 779 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 780 | NEXT; |
4015b3c0 GM |
781 | } |
782 | ||
3a4c8000 | 783 | CASE (Bcdr): |
4015b3c0 GM |
784 | { |
785 | Lisp_Object v1; | |
786 | v1 = TOP; | |
1c470562 SM |
787 | if (CONSP (v1)) |
788 | TOP = XCDR (v1); | |
789 | else if (NILP (v1)) | |
790 | TOP = Qnil; | |
791 | else | |
792 | { | |
793 | BEFORE_POTENTIAL_GC (); | |
794 | wrong_type_argument (Qlistp, v1); | |
1c470562 | 795 | } |
3a4c8000 | 796 | NEXT; |
4015b3c0 | 797 | } |
36f7ba0a | 798 | |
3a4c8000 TT |
799 | CASE (Bvarset): |
800 | CASE (Bvarset1): | |
801 | CASE (Bvarset2): | |
802 | CASE (Bvarset3): | |
803 | CASE (Bvarset4): | |
804 | CASE (Bvarset5): | |
620cc5fa | 805 | op -= Bvarset; |
36f7ba0a JB |
806 | goto varset; |
807 | ||
3a4c8000 | 808 | CASE (Bvarset7): |
620cc5fa | 809 | op = FETCH2; |
4015b3c0 GM |
810 | goto varset; |
811 | ||
3a4c8000 | 812 | CASE (Bvarset6): |
4015b3c0 | 813 | op = FETCH; |
36f7ba0a | 814 | varset: |
620cc5fa GM |
815 | { |
816 | Lisp_Object sym, val; | |
8e11578b | 817 | |
620cc5fa | 818 | sym = vectorp[op]; |
bf1de43e | 819 | val = TOP; |
620cc5fa GM |
820 | |
821 | /* Inline the most common case. */ | |
822 | if (SYMBOLP (sym) | |
823 | && !EQ (val, Qunbound) | |
ce5b453a SM |
824 | && !XSYMBOL (sym)->redirect |
825 | && !SYMBOL_CONSTANT_P (sym)) | |
c644523b | 826 | SET_SYMBOL_VAL (XSYMBOL (sym), val); |
620cc5fa | 827 | else |
bf1de43e GM |
828 | { |
829 | BEFORE_POTENTIAL_GC (); | |
94b612ad | 830 | set_internal (sym, val, Qnil, 0); |
bf1de43e GM |
831 | AFTER_POTENTIAL_GC (); |
832 | } | |
620cc5fa | 833 | } |
3789dcdf | 834 | (void) POP; |
3a4c8000 | 835 | NEXT; |
36f7ba0a | 836 | |
3a4c8000 | 837 | CASE (Bdup): |
4015b3c0 GM |
838 | { |
839 | Lisp_Object v1; | |
840 | v1 = TOP; | |
841 | PUSH (v1); | |
3a4c8000 | 842 | NEXT; |
4015b3c0 GM |
843 | } |
844 | ||
845 | /* ------------------ */ | |
846 | ||
3a4c8000 | 847 | CASE (Bvarbind6): |
36f7ba0a JB |
848 | op = FETCH; |
849 | goto varbind; | |
850 | ||
3a4c8000 | 851 | CASE (Bvarbind7): |
36f7ba0a JB |
852 | op = FETCH2; |
853 | goto varbind; | |
854 | ||
3a4c8000 TT |
855 | CASE (Bvarbind): |
856 | CASE (Bvarbind1): | |
857 | CASE (Bvarbind2): | |
858 | CASE (Bvarbind3): | |
859 | CASE (Bvarbind4): | |
860 | CASE (Bvarbind5): | |
36f7ba0a JB |
861 | op -= Bvarbind; |
862 | varbind: | |
56b8eef5 GM |
863 | /* Specbind can signal and thus GC. */ |
864 | BEFORE_POTENTIAL_GC (); | |
36f7ba0a | 865 | specbind (vectorp[op], POP); |
56b8eef5 | 866 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 867 | NEXT; |
36f7ba0a | 868 | |
3a4c8000 | 869 | CASE (Bcall6): |
36f7ba0a JB |
870 | op = FETCH; |
871 | goto docall; | |
872 | ||
3a4c8000 | 873 | CASE (Bcall7): |
36f7ba0a JB |
874 | op = FETCH2; |
875 | goto docall; | |
876 | ||
3a4c8000 TT |
877 | CASE (Bcall): |
878 | CASE (Bcall1): | |
879 | CASE (Bcall2): | |
880 | CASE (Bcall3): | |
881 | CASE (Bcall4): | |
882 | CASE (Bcall5): | |
36f7ba0a JB |
883 | op -= Bcall; |
884 | docall: | |
4015b3c0 | 885 | { |
fa9aabf6 | 886 | BEFORE_POTENTIAL_GC (); |
4015b3c0 | 887 | DISCARD (op); |
63639d44 | 888 | #ifdef BYTE_CODE_METER |
4015b3c0 GM |
889 | if (byte_metering_on && SYMBOLP (TOP)) |
890 | { | |
891 | Lisp_Object v1, v2; | |
892 | ||
893 | v1 = TOP; | |
894 | v2 = Fget (v1, Qbyte_code_meter); | |
895 | if (INTEGERP (v2) | |
f28e6371 | 896 | && XINT (v2) < MOST_POSITIVE_FIXNUM) |
4015b3c0 GM |
897 | { |
898 | XSETINT (v2, XINT (v2) + 1); | |
899 | Fput (v1, Qbyte_code_meter, v2); | |
900 | } | |
901 | } | |
63639d44 | 902 | #endif |
4015b3c0 GM |
903 | TOP = Ffuncall (op + 1, &TOP); |
904 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 905 | NEXT; |
4015b3c0 | 906 | } |
36f7ba0a | 907 | |
3a4c8000 | 908 | CASE (Bunbind6): |
36f7ba0a JB |
909 | op = FETCH; |
910 | goto dounbind; | |
911 | ||
3a4c8000 | 912 | CASE (Bunbind7): |
36f7ba0a JB |
913 | op = FETCH2; |
914 | goto dounbind; | |
915 | ||
3a4c8000 TT |
916 | CASE (Bunbind): |
917 | CASE (Bunbind1): | |
918 | CASE (Bunbind2): | |
919 | CASE (Bunbind3): | |
920 | CASE (Bunbind4): | |
921 | CASE (Bunbind5): | |
36f7ba0a JB |
922 | op -= Bunbind; |
923 | dounbind: | |
7ca1e8b7 | 924 | BEFORE_POTENTIAL_GC (); |
aed13378 | 925 | unbind_to (SPECPDL_INDEX () - op, Qnil); |
7ca1e8b7 | 926 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 927 | NEXT; |
36f7ba0a | 928 | |
3a4c8000 | 929 | CASE (Bunbind_all): /* Obsolete. Never used. */ |
36f7ba0a | 930 | /* To unbind back to the beginning of this frame. Not used yet, |
63639d44 | 931 | but will be needed for tail-recursion elimination. */ |
7ca1e8b7 | 932 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 933 | unbind_to (count, Qnil); |
7ca1e8b7 | 934 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 935 | NEXT; |
36f7ba0a | 936 | |
3a4c8000 | 937 | CASE (Bgoto): |
14726871 | 938 | MAYBE_GC (); |
e12ea64e | 939 | BYTE_CODE_QUIT; |
36f7ba0a | 940 | op = FETCH2; /* pc = FETCH2 loses since FETCH2 contains pc++ */ |
3d5fc37b | 941 | CHECK_RANGE (op); |
7ca1e8b7 | 942 | stack.pc = stack.byte_string_start + op; |
3a4c8000 | 943 | NEXT; |
36f7ba0a | 944 | |
3a4c8000 | 945 | CASE (Bgotoifnonnil): |
21ed6de3 KR |
946 | { |
947 | Lisp_Object v1; | |
948 | MAYBE_GC (); | |
949 | op = FETCH2; | |
950 | v1 = POP; | |
951 | if (!NILP (v1)) | |
952 | { | |
953 | BYTE_CODE_QUIT; | |
954 | CHECK_RANGE (op); | |
955 | stack.pc = stack.byte_string_start + op; | |
956 | } | |
3a4c8000 | 957 | NEXT; |
21ed6de3 | 958 | } |
36f7ba0a | 959 | |
3a4c8000 | 960 | CASE (Bgotoifnilelsepop): |
14726871 | 961 | MAYBE_GC (); |
36f7ba0a | 962 | op = FETCH2; |
921a8935 | 963 | if (NILP (TOP)) |
36f7ba0a | 964 | { |
e12ea64e | 965 | BYTE_CODE_QUIT; |
3d5fc37b | 966 | CHECK_RANGE (op); |
7ca1e8b7 | 967 | stack.pc = stack.byte_string_start + op; |
36f7ba0a | 968 | } |
63639d44 | 969 | else DISCARD (1); |
3a4c8000 | 970 | NEXT; |
36f7ba0a | 971 | |
3a4c8000 | 972 | CASE (Bgotoifnonnilelsepop): |
14726871 | 973 | MAYBE_GC (); |
36f7ba0a | 974 | op = FETCH2; |
921a8935 | 975 | if (!NILP (TOP)) |
36f7ba0a | 976 | { |
e12ea64e | 977 | BYTE_CODE_QUIT; |
3d5fc37b | 978 | CHECK_RANGE (op); |
7ca1e8b7 | 979 | stack.pc = stack.byte_string_start + op; |
36f7ba0a | 980 | } |
63639d44 | 981 | else DISCARD (1); |
3a4c8000 | 982 | NEXT; |
63639d44 | 983 | |
3a4c8000 | 984 | CASE (BRgoto): |
14726871 | 985 | MAYBE_GC (); |
e12ea64e | 986 | BYTE_CODE_QUIT; |
7ca1e8b7 | 987 | stack.pc += (int) *stack.pc - 127; |
3a4c8000 | 988 | NEXT; |
63639d44 | 989 | |
3a4c8000 | 990 | CASE (BRgotoifnil): |
21ed6de3 KR |
991 | { |
992 | Lisp_Object v1; | |
993 | MAYBE_GC (); | |
994 | v1 = POP; | |
995 | if (NILP (v1)) | |
996 | { | |
997 | BYTE_CODE_QUIT; | |
998 | stack.pc += (int) *stack.pc - 128; | |
999 | } | |
1000 | stack.pc++; | |
3a4c8000 | 1001 | NEXT; |
21ed6de3 | 1002 | } |
63639d44 | 1003 | |
3a4c8000 | 1004 | CASE (BRgotoifnonnil): |
21ed6de3 KR |
1005 | { |
1006 | Lisp_Object v1; | |
1007 | MAYBE_GC (); | |
1008 | v1 = POP; | |
1009 | if (!NILP (v1)) | |
1010 | { | |
1011 | BYTE_CODE_QUIT; | |
1012 | stack.pc += (int) *stack.pc - 128; | |
1013 | } | |
1014 | stack.pc++; | |
3a4c8000 | 1015 | NEXT; |
21ed6de3 | 1016 | } |
63639d44 | 1017 | |
3a4c8000 | 1018 | CASE (BRgotoifnilelsepop): |
14726871 | 1019 | MAYBE_GC (); |
7ca1e8b7 | 1020 | op = *stack.pc++; |
63639d44 JB |
1021 | if (NILP (TOP)) |
1022 | { | |
e12ea64e | 1023 | BYTE_CODE_QUIT; |
7ca1e8b7 | 1024 | stack.pc += op - 128; |
63639d44 JB |
1025 | } |
1026 | else DISCARD (1); | |
3a4c8000 | 1027 | NEXT; |
63639d44 | 1028 | |
3a4c8000 | 1029 | CASE (BRgotoifnonnilelsepop): |
14726871 | 1030 | MAYBE_GC (); |
7ca1e8b7 | 1031 | op = *stack.pc++; |
63639d44 JB |
1032 | if (!NILP (TOP)) |
1033 | { | |
e12ea64e | 1034 | BYTE_CODE_QUIT; |
7ca1e8b7 | 1035 | stack.pc += op - 128; |
63639d44 JB |
1036 | } |
1037 | else DISCARD (1); | |
3a4c8000 | 1038 | NEXT; |
98bf0c8d | 1039 | |
3a4c8000 | 1040 | CASE (Breturn): |
4015b3c0 | 1041 | result = POP; |
36f7ba0a JB |
1042 | goto exit; |
1043 | ||
3a4c8000 | 1044 | CASE (Bdiscard): |
63639d44 | 1045 | DISCARD (1); |
3a4c8000 | 1046 | NEXT; |
36f7ba0a | 1047 | |
3a4c8000 | 1048 | CASE (Bconstant2): |
36f7ba0a | 1049 | PUSH (vectorp[FETCH2]); |
3a4c8000 | 1050 | NEXT; |
36f7ba0a | 1051 | |
3a4c8000 | 1052 | CASE (Bsave_excursion): |
fa9aabf6 GM |
1053 | record_unwind_protect (save_excursion_restore, |
1054 | save_excursion_save ()); | |
3a4c8000 | 1055 | NEXT; |
36f7ba0a | 1056 | |
3a4c8000 TT |
1057 | CASE (Bsave_current_buffer): /* Obsolete since ??. */ |
1058 | CASE (Bsave_current_buffer_1): | |
66322887 | 1059 | record_unwind_current_buffer (); |
3a4c8000 | 1060 | NEXT; |
3b841abc | 1061 | |
3a4c8000 | 1062 | CASE (Bsave_window_excursion): /* Obsolete since 24.1. */ |
e0f57e65 | 1063 | { |
d311d28c | 1064 | register ptrdiff_t count1 = SPECPDL_INDEX (); |
e0f57e65 SM |
1065 | record_unwind_protect (Fset_window_configuration, |
1066 | Fcurrent_window_configuration (Qnil)); | |
1067 | BEFORE_POTENTIAL_GC (); | |
1068 | TOP = Fprogn (TOP); | |
fdfc4bf3 | 1069 | unbind_to (count1, TOP); |
e0f57e65 | 1070 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1071 | NEXT; |
e0f57e65 | 1072 | } |
36f7ba0a | 1073 | |
3a4c8000 | 1074 | CASE (Bsave_restriction): |
fa9aabf6 GM |
1075 | record_unwind_protect (save_restriction_restore, |
1076 | save_restriction_save ()); | |
3a4c8000 | 1077 | NEXT; |
36f7ba0a | 1078 | |
3a4c8000 | 1079 | CASE (Bcatch): /* FIXME: ill-suited for lexbind. */ |
4015b3c0 GM |
1080 | { |
1081 | Lisp_Object v1; | |
4015b3c0 | 1082 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1083 | v1 = POP; |
ca105506 | 1084 | TOP = internal_catch (TOP, eval_sub, v1); |
4015b3c0 | 1085 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1086 | NEXT; |
4015b3c0 | 1087 | } |
36f7ba0a | 1088 | |
3a4c8000 | 1089 | CASE (Bunwind_protect): /* FIXME: avoid closure for lexbind. */ |
ba3fb063 | 1090 | record_unwind_protect (Fprogn, POP); |
3a4c8000 | 1091 | NEXT; |
36f7ba0a | 1092 | |
3a4c8000 | 1093 | CASE (Bcondition_case): /* FIXME: ill-suited for lexbind. */ |
4015b3c0 | 1094 | { |
5c125a13 RS |
1095 | Lisp_Object handlers, body; |
1096 | handlers = POP; | |
1097 | body = POP; | |
4015b3c0 | 1098 | BEFORE_POTENTIAL_GC (); |
5c125a13 | 1099 | TOP = internal_lisp_condition_case (TOP, body, handlers); |
4015b3c0 | 1100 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1101 | NEXT; |
4015b3c0 | 1102 | } |
36f7ba0a | 1103 | |
3a4c8000 | 1104 | CASE (Btemp_output_buffer_setup): /* Obsolete since 24.1. */ |
4015b3c0 | 1105 | BEFORE_POTENTIAL_GC (); |
b7826503 | 1106 | CHECK_STRING (TOP); |
42a5b22f | 1107 | temp_output_buffer_setup (SSDATA (TOP)); |
4015b3c0 | 1108 | AFTER_POTENTIAL_GC (); |
36f7ba0a | 1109 | TOP = Vstandard_output; |
3a4c8000 | 1110 | NEXT; |
36f7ba0a | 1111 | |
3a4c8000 | 1112 | CASE (Btemp_output_buffer_show): /* Obsolete since 24.1. */ |
4015b3c0 GM |
1113 | { |
1114 | Lisp_Object v1; | |
4015b3c0 | 1115 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1116 | v1 = POP; |
4015b3c0 GM |
1117 | temp_output_buffer_show (TOP); |
1118 | TOP = v1; | |
1119 | /* pop binding of standard-output */ | |
aed13378 | 1120 | unbind_to (SPECPDL_INDEX () - 1, Qnil); |
4015b3c0 | 1121 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1122 | NEXT; |
4015b3c0 | 1123 | } |
36f7ba0a | 1124 | |
3a4c8000 | 1125 | CASE (Bnth): |
4015b3c0 GM |
1126 | { |
1127 | Lisp_Object v1, v2; | |
d311d28c | 1128 | EMACS_INT n; |
bf1de43e | 1129 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1130 | v1 = POP; |
1131 | v2 = TOP; | |
b7826503 | 1132 | CHECK_NUMBER (v2); |
d311d28c | 1133 | n = XINT (v2); |
4015b3c0 | 1134 | immediate_quit = 1; |
d311d28c | 1135 | while (--n >= 0 && CONSP (v1)) |
14c5155a | 1136 | v1 = XCDR (v1); |
4015b3c0 | 1137 | immediate_quit = 0; |
14c5155a | 1138 | TOP = CAR (v1); |
1c470562 | 1139 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1140 | NEXT; |
4015b3c0 | 1141 | } |
36f7ba0a | 1142 | |
3a4c8000 | 1143 | CASE (Bsymbolp): |
617bd3f6 | 1144 | TOP = SYMBOLP (TOP) ? Qt : Qnil; |
3a4c8000 | 1145 | NEXT; |
36f7ba0a | 1146 | |
3a4c8000 | 1147 | CASE (Bconsp): |
36f7ba0a | 1148 | TOP = CONSP (TOP) ? Qt : Qnil; |
3a4c8000 | 1149 | NEXT; |
36f7ba0a | 1150 | |
3a4c8000 | 1151 | CASE (Bstringp): |
617bd3f6 | 1152 | TOP = STRINGP (TOP) ? Qt : Qnil; |
3a4c8000 | 1153 | NEXT; |
36f7ba0a | 1154 | |
3a4c8000 | 1155 | CASE (Blistp): |
921a8935 | 1156 | TOP = CONSP (TOP) || NILP (TOP) ? Qt : Qnil; |
3a4c8000 | 1157 | NEXT; |
36f7ba0a | 1158 | |
3a4c8000 | 1159 | CASE (Bnot): |
921a8935 | 1160 | TOP = NILP (TOP) ? Qt : Qnil; |
3a4c8000 | 1161 | NEXT; |
36f7ba0a | 1162 | |
3a4c8000 | 1163 | CASE (Bcons): |
4015b3c0 GM |
1164 | { |
1165 | Lisp_Object v1; | |
1166 | v1 = POP; | |
1167 | TOP = Fcons (TOP, v1); | |
3a4c8000 | 1168 | NEXT; |
4015b3c0 | 1169 | } |
36f7ba0a | 1170 | |
3a4c8000 | 1171 | CASE (Blist1): |
36f7ba0a | 1172 | TOP = Fcons (TOP, Qnil); |
3a4c8000 | 1173 | NEXT; |
36f7ba0a | 1174 | |
3a4c8000 | 1175 | CASE (Blist2): |
4015b3c0 GM |
1176 | { |
1177 | Lisp_Object v1; | |
1178 | v1 = POP; | |
1179 | TOP = Fcons (TOP, Fcons (v1, Qnil)); | |
3a4c8000 | 1180 | NEXT; |
4015b3c0 | 1181 | } |
36f7ba0a | 1182 | |
3a4c8000 | 1183 | CASE (Blist3): |
63639d44 | 1184 | DISCARD (2); |
36f7ba0a | 1185 | TOP = Flist (3, &TOP); |
3a4c8000 | 1186 | NEXT; |
36f7ba0a | 1187 | |
3a4c8000 | 1188 | CASE (Blist4): |
63639d44 | 1189 | DISCARD (3); |
36f7ba0a | 1190 | TOP = Flist (4, &TOP); |
3a4c8000 | 1191 | NEXT; |
36f7ba0a | 1192 | |
3a4c8000 | 1193 | CASE (BlistN): |
63639d44 JB |
1194 | op = FETCH; |
1195 | DISCARD (op - 1); | |
1196 | TOP = Flist (op, &TOP); | |
3a4c8000 | 1197 | NEXT; |
63639d44 | 1198 | |
3a4c8000 | 1199 | CASE (Blength): |
bf1de43e | 1200 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1201 | TOP = Flength (TOP); |
bf1de43e | 1202 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1203 | NEXT; |
36f7ba0a | 1204 | |
3a4c8000 | 1205 | CASE (Baref): |
4015b3c0 GM |
1206 | { |
1207 | Lisp_Object v1; | |
bf1de43e | 1208 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1209 | v1 = POP; |
1210 | TOP = Faref (TOP, v1); | |
bf1de43e | 1211 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1212 | NEXT; |
4015b3c0 | 1213 | } |
36f7ba0a | 1214 | |
3a4c8000 | 1215 | CASE (Baset): |
4015b3c0 GM |
1216 | { |
1217 | Lisp_Object v1, v2; | |
bf1de43e | 1218 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1219 | v2 = POP; v1 = POP; |
1220 | TOP = Faset (TOP, v1, v2); | |
bf1de43e | 1221 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1222 | NEXT; |
4015b3c0 | 1223 | } |
36f7ba0a | 1224 | |
3a4c8000 | 1225 | CASE (Bsymbol_value): |
bf1de43e | 1226 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1227 | TOP = Fsymbol_value (TOP); |
bf1de43e | 1228 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1229 | NEXT; |
36f7ba0a | 1230 | |
3a4c8000 | 1231 | CASE (Bsymbol_function): |
bf1de43e | 1232 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1233 | TOP = Fsymbol_function (TOP); |
bf1de43e | 1234 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1235 | NEXT; |
36f7ba0a | 1236 | |
3a4c8000 | 1237 | CASE (Bset): |
4015b3c0 GM |
1238 | { |
1239 | Lisp_Object v1; | |
bf1de43e | 1240 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1241 | v1 = POP; |
1242 | TOP = Fset (TOP, v1); | |
bf1de43e | 1243 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1244 | NEXT; |
4015b3c0 | 1245 | } |
36f7ba0a | 1246 | |
3a4c8000 | 1247 | CASE (Bfset): |
4015b3c0 GM |
1248 | { |
1249 | Lisp_Object v1; | |
bf1de43e | 1250 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1251 | v1 = POP; |
1252 | TOP = Ffset (TOP, v1); | |
bf1de43e | 1253 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1254 | NEXT; |
4015b3c0 | 1255 | } |
36f7ba0a | 1256 | |
3a4c8000 | 1257 | CASE (Bget): |
4015b3c0 GM |
1258 | { |
1259 | Lisp_Object v1; | |
bf1de43e | 1260 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1261 | v1 = POP; |
1262 | TOP = Fget (TOP, v1); | |
bf1de43e | 1263 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1264 | NEXT; |
4015b3c0 | 1265 | } |
36f7ba0a | 1266 | |
3a4c8000 | 1267 | CASE (Bsubstring): |
4015b3c0 GM |
1268 | { |
1269 | Lisp_Object v1, v2; | |
fa9aabf6 | 1270 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1271 | v2 = POP; v1 = POP; |
4015b3c0 | 1272 | TOP = Fsubstring (TOP, v1, v2); |
fa9aabf6 | 1273 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1274 | NEXT; |
4015b3c0 | 1275 | } |
36f7ba0a | 1276 | |
3a4c8000 | 1277 | CASE (Bconcat2): |
bf1de43e | 1278 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1279 | DISCARD (1); |
36f7ba0a | 1280 | TOP = Fconcat (2, &TOP); |
bf1de43e | 1281 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1282 | NEXT; |
36f7ba0a | 1283 | |
3a4c8000 | 1284 | CASE (Bconcat3): |
bf1de43e | 1285 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1286 | DISCARD (2); |
36f7ba0a | 1287 | TOP = Fconcat (3, &TOP); |
bf1de43e | 1288 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1289 | NEXT; |
36f7ba0a | 1290 | |
3a4c8000 | 1291 | CASE (Bconcat4): |
bf1de43e | 1292 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1293 | DISCARD (3); |
36f7ba0a | 1294 | TOP = Fconcat (4, &TOP); |
bf1de43e | 1295 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1296 | NEXT; |
36f7ba0a | 1297 | |
3a4c8000 | 1298 | CASE (BconcatN): |
63639d44 | 1299 | op = FETCH; |
bf1de43e | 1300 | BEFORE_POTENTIAL_GC (); |
63639d44 JB |
1301 | DISCARD (op - 1); |
1302 | TOP = Fconcat (op, &TOP); | |
bf1de43e | 1303 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1304 | NEXT; |
63639d44 | 1305 | |
3a4c8000 | 1306 | CASE (Bsub1): |
4015b3c0 GM |
1307 | { |
1308 | Lisp_Object v1; | |
1309 | v1 = TOP; | |
1310 | if (INTEGERP (v1)) | |
1311 | { | |
1312 | XSETINT (v1, XINT (v1) - 1); | |
1313 | TOP = v1; | |
1314 | } | |
1315 | else | |
e494eee5 MB |
1316 | { |
1317 | BEFORE_POTENTIAL_GC (); | |
1318 | TOP = Fsub1 (v1); | |
1319 | AFTER_POTENTIAL_GC (); | |
1320 | } | |
3a4c8000 | 1321 | NEXT; |
4015b3c0 | 1322 | } |
36f7ba0a | 1323 | |
3a4c8000 | 1324 | CASE (Badd1): |
4015b3c0 GM |
1325 | { |
1326 | Lisp_Object v1; | |
1327 | v1 = TOP; | |
1328 | if (INTEGERP (v1)) | |
1329 | { | |
1330 | XSETINT (v1, XINT (v1) + 1); | |
1331 | TOP = v1; | |
1332 | } | |
1333 | else | |
bf1de43e GM |
1334 | { |
1335 | BEFORE_POTENTIAL_GC (); | |
1336 | TOP = Fadd1 (v1); | |
1337 | AFTER_POTENTIAL_GC (); | |
1338 | } | |
3a4c8000 | 1339 | NEXT; |
4015b3c0 | 1340 | } |
36f7ba0a | 1341 | |
3a4c8000 | 1342 | CASE (Beqlsign): |
4015b3c0 GM |
1343 | { |
1344 | Lisp_Object v1, v2; | |
f5941bf8 | 1345 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1346 | v2 = POP; v1 = TOP; |
b7826503 PJ |
1347 | CHECK_NUMBER_OR_FLOAT_COERCE_MARKER (v1); |
1348 | CHECK_NUMBER_OR_FLOAT_COERCE_MARKER (v2); | |
f5941bf8 | 1349 | AFTER_POTENTIAL_GC (); |
4015b3c0 GM |
1350 | if (FLOATP (v1) || FLOATP (v2)) |
1351 | { | |
1352 | double f1, f2; | |
1353 | ||
1354 | f1 = (FLOATP (v1) ? XFLOAT_DATA (v1) : XINT (v1)); | |
1355 | f2 = (FLOATP (v2) ? XFLOAT_DATA (v2) : XINT (v2)); | |
1356 | TOP = (f1 == f2 ? Qt : Qnil); | |
1357 | } | |
1358 | else | |
4015b3c0 | 1359 | TOP = (XINT (v1) == XINT (v2) ? Qt : Qnil); |
3a4c8000 | 1360 | NEXT; |
4015b3c0 | 1361 | } |
36f7ba0a | 1362 | |
3a4c8000 | 1363 | CASE (Bgtr): |
4015b3c0 GM |
1364 | { |
1365 | Lisp_Object v1; | |
bf1de43e | 1366 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1367 | v1 = POP; |
1368 | TOP = Fgtr (TOP, v1); | |
bf1de43e | 1369 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1370 | NEXT; |
4015b3c0 | 1371 | } |
36f7ba0a | 1372 | |
3a4c8000 | 1373 | CASE (Blss): |
4015b3c0 GM |
1374 | { |
1375 | Lisp_Object v1; | |
bf1de43e | 1376 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1377 | v1 = POP; |
1378 | TOP = Flss (TOP, v1); | |
bf1de43e | 1379 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1380 | NEXT; |
4015b3c0 | 1381 | } |
36f7ba0a | 1382 | |
3a4c8000 | 1383 | CASE (Bleq): |
4015b3c0 GM |
1384 | { |
1385 | Lisp_Object v1; | |
bf1de43e | 1386 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1387 | v1 = POP; |
1388 | TOP = Fleq (TOP, v1); | |
bf1de43e | 1389 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1390 | NEXT; |
4015b3c0 | 1391 | } |
36f7ba0a | 1392 | |
3a4c8000 | 1393 | CASE (Bgeq): |
4015b3c0 GM |
1394 | { |
1395 | Lisp_Object v1; | |
d9c1f6f9 | 1396 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1397 | v1 = POP; |
1398 | TOP = Fgeq (TOP, v1); | |
d9c1f6f9 | 1399 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1400 | NEXT; |
4015b3c0 | 1401 | } |
36f7ba0a | 1402 | |
3a4c8000 | 1403 | CASE (Bdiff): |
bf1de43e | 1404 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1405 | DISCARD (1); |
36f7ba0a | 1406 | TOP = Fminus (2, &TOP); |
bf1de43e | 1407 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1408 | NEXT; |
36f7ba0a | 1409 | |
3a4c8000 | 1410 | CASE (Bnegate): |
4015b3c0 GM |
1411 | { |
1412 | Lisp_Object v1; | |
1413 | v1 = TOP; | |
1414 | if (INTEGERP (v1)) | |
1415 | { | |
1416 | XSETINT (v1, - XINT (v1)); | |
1417 | TOP = v1; | |
1418 | } | |
1419 | else | |
bf1de43e GM |
1420 | { |
1421 | BEFORE_POTENTIAL_GC (); | |
1422 | TOP = Fminus (1, &TOP); | |
1423 | AFTER_POTENTIAL_GC (); | |
1424 | } | |
3a4c8000 | 1425 | NEXT; |
4015b3c0 | 1426 | } |
36f7ba0a | 1427 | |
3a4c8000 | 1428 | CASE (Bplus): |
bf1de43e | 1429 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1430 | DISCARD (1); |
36f7ba0a | 1431 | TOP = Fplus (2, &TOP); |
bf1de43e | 1432 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1433 | NEXT; |
36f7ba0a | 1434 | |
3a4c8000 | 1435 | CASE (Bmax): |
bf1de43e | 1436 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1437 | DISCARD (1); |
36f7ba0a | 1438 | TOP = Fmax (2, &TOP); |
bf1de43e | 1439 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1440 | NEXT; |
36f7ba0a | 1441 | |
3a4c8000 | 1442 | CASE (Bmin): |
bf1de43e | 1443 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1444 | DISCARD (1); |
36f7ba0a | 1445 | TOP = Fmin (2, &TOP); |
bf1de43e | 1446 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1447 | NEXT; |
36f7ba0a | 1448 | |
3a4c8000 | 1449 | CASE (Bmult): |
bf1de43e | 1450 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1451 | DISCARD (1); |
36f7ba0a | 1452 | TOP = Ftimes (2, &TOP); |
bf1de43e | 1453 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1454 | NEXT; |
36f7ba0a | 1455 | |
3a4c8000 | 1456 | CASE (Bquo): |
bf1de43e | 1457 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1458 | DISCARD (1); |
36f7ba0a | 1459 | TOP = Fquo (2, &TOP); |
bf1de43e | 1460 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1461 | NEXT; |
36f7ba0a | 1462 | |
3a4c8000 | 1463 | CASE (Brem): |
4015b3c0 GM |
1464 | { |
1465 | Lisp_Object v1; | |
bf1de43e | 1466 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1467 | v1 = POP; |
1468 | TOP = Frem (TOP, v1); | |
bf1de43e | 1469 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1470 | NEXT; |
4015b3c0 | 1471 | } |
36f7ba0a | 1472 | |
3a4c8000 | 1473 | CASE (Bpoint): |
4015b3c0 GM |
1474 | { |
1475 | Lisp_Object v1; | |
1476 | XSETFASTINT (v1, PT); | |
1477 | PUSH (v1); | |
3a4c8000 | 1478 | NEXT; |
4015b3c0 | 1479 | } |
36f7ba0a | 1480 | |
3a4c8000 | 1481 | CASE (Bgoto_char): |
4015b3c0 | 1482 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1483 | TOP = Fgoto_char (TOP); |
4015b3c0 | 1484 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1485 | NEXT; |
36f7ba0a | 1486 | |
3a4c8000 | 1487 | CASE (Binsert): |
4015b3c0 | 1488 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1489 | TOP = Finsert (1, &TOP); |
4015b3c0 | 1490 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1491 | NEXT; |
36f7ba0a | 1492 | |
3a4c8000 | 1493 | CASE (BinsertN): |
63639d44 | 1494 | op = FETCH; |
4015b3c0 | 1495 | BEFORE_POTENTIAL_GC (); |
fa9aabf6 | 1496 | DISCARD (op - 1); |
63639d44 | 1497 | TOP = Finsert (op, &TOP); |
4015b3c0 | 1498 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1499 | NEXT; |
63639d44 | 1500 | |
3a4c8000 | 1501 | CASE (Bpoint_max): |
4015b3c0 GM |
1502 | { |
1503 | Lisp_Object v1; | |
1504 | XSETFASTINT (v1, ZV); | |
1505 | PUSH (v1); | |
3a4c8000 | 1506 | NEXT; |
4015b3c0 | 1507 | } |
36f7ba0a | 1508 | |
3a4c8000 | 1509 | CASE (Bpoint_min): |
4015b3c0 GM |
1510 | { |
1511 | Lisp_Object v1; | |
1512 | XSETFASTINT (v1, BEGV); | |
1513 | PUSH (v1); | |
3a4c8000 | 1514 | NEXT; |
4015b3c0 | 1515 | } |
36f7ba0a | 1516 | |
3a4c8000 | 1517 | CASE (Bchar_after): |
bf1de43e | 1518 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1519 | TOP = Fchar_after (TOP); |
bf1de43e | 1520 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1521 | NEXT; |
36f7ba0a | 1522 | |
3a4c8000 | 1523 | CASE (Bfollowing_char): |
4015b3c0 GM |
1524 | { |
1525 | Lisp_Object v1; | |
bf1de43e | 1526 | BEFORE_POTENTIAL_GC (); |
4015b3c0 | 1527 | v1 = Ffollowing_char (); |
bf1de43e | 1528 | AFTER_POTENTIAL_GC (); |
4015b3c0 | 1529 | PUSH (v1); |
3a4c8000 | 1530 | NEXT; |
4015b3c0 | 1531 | } |
36f7ba0a | 1532 | |
3a4c8000 | 1533 | CASE (Bpreceding_char): |
4015b3c0 GM |
1534 | { |
1535 | Lisp_Object v1; | |
bf1de43e | 1536 | BEFORE_POTENTIAL_GC (); |
4015b3c0 | 1537 | v1 = Fprevious_char (); |
bf1de43e | 1538 | AFTER_POTENTIAL_GC (); |
4015b3c0 | 1539 | PUSH (v1); |
3a4c8000 | 1540 | NEXT; |
4015b3c0 | 1541 | } |
36f7ba0a | 1542 | |
3a4c8000 | 1543 | CASE (Bcurrent_column): |
4015b3c0 GM |
1544 | { |
1545 | Lisp_Object v1; | |
96111f48 | 1546 | BEFORE_POTENTIAL_GC (); |
7831777b | 1547 | XSETFASTINT (v1, current_column ()); |
96111f48 | 1548 | AFTER_POTENTIAL_GC (); |
4015b3c0 | 1549 | PUSH (v1); |
3a4c8000 | 1550 | NEXT; |
4015b3c0 | 1551 | } |
36f7ba0a | 1552 | |
3a4c8000 | 1553 | CASE (Bindent_to): |
4015b3c0 | 1554 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1555 | TOP = Findent_to (TOP, Qnil); |
4015b3c0 | 1556 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1557 | NEXT; |
36f7ba0a | 1558 | |
3a4c8000 | 1559 | CASE (Beolp): |
36f7ba0a | 1560 | PUSH (Feolp ()); |
3a4c8000 | 1561 | NEXT; |
36f7ba0a | 1562 | |
3a4c8000 | 1563 | CASE (Beobp): |
36f7ba0a | 1564 | PUSH (Feobp ()); |
3a4c8000 | 1565 | NEXT; |
36f7ba0a | 1566 | |
3a4c8000 | 1567 | CASE (Bbolp): |
36f7ba0a | 1568 | PUSH (Fbolp ()); |
3a4c8000 | 1569 | NEXT; |
36f7ba0a | 1570 | |
3a4c8000 | 1571 | CASE (Bbobp): |
36f7ba0a | 1572 | PUSH (Fbobp ()); |
3a4c8000 | 1573 | NEXT; |
36f7ba0a | 1574 | |
3a4c8000 | 1575 | CASE (Bcurrent_buffer): |
36f7ba0a | 1576 | PUSH (Fcurrent_buffer ()); |
3a4c8000 | 1577 | NEXT; |
36f7ba0a | 1578 | |
3a4c8000 | 1579 | CASE (Bset_buffer): |
4015b3c0 | 1580 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1581 | TOP = Fset_buffer (TOP); |
4015b3c0 | 1582 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1583 | NEXT; |
36f7ba0a | 1584 | |
3a4c8000 | 1585 | CASE (Binteractive_p): /* Obsolete since 24.1. */ |
23ba2705 SM |
1586 | BEFORE_POTENTIAL_GC (); |
1587 | PUSH (call0 (intern ("interactive-p"))); | |
1588 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1589 | NEXT; |
36f7ba0a | 1590 | |
3a4c8000 | 1591 | CASE (Bforward_char): |
4015b3c0 | 1592 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1593 | TOP = Fforward_char (TOP); |
4015b3c0 | 1594 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1595 | NEXT; |
36f7ba0a | 1596 | |
3a4c8000 | 1597 | CASE (Bforward_word): |
4015b3c0 | 1598 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1599 | TOP = Fforward_word (TOP); |
4015b3c0 | 1600 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1601 | NEXT; |
36f7ba0a | 1602 | |
3a4c8000 | 1603 | CASE (Bskip_chars_forward): |
4015b3c0 GM |
1604 | { |
1605 | Lisp_Object v1; | |
4015b3c0 | 1606 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1607 | v1 = POP; |
4015b3c0 GM |
1608 | TOP = Fskip_chars_forward (TOP, v1); |
1609 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1610 | NEXT; |
4015b3c0 | 1611 | } |
36f7ba0a | 1612 | |
3a4c8000 | 1613 | CASE (Bskip_chars_backward): |
4015b3c0 GM |
1614 | { |
1615 | Lisp_Object v1; | |
4015b3c0 | 1616 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1617 | v1 = POP; |
4015b3c0 GM |
1618 | TOP = Fskip_chars_backward (TOP, v1); |
1619 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1620 | NEXT; |
4015b3c0 | 1621 | } |
36f7ba0a | 1622 | |
3a4c8000 | 1623 | CASE (Bforward_line): |
4015b3c0 | 1624 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1625 | TOP = Fforward_line (TOP); |
4015b3c0 | 1626 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1627 | NEXT; |
36f7ba0a | 1628 | |
3a4c8000 | 1629 | CASE (Bchar_syntax): |
9281d077 KH |
1630 | { |
1631 | int c; | |
1632 | ||
1633 | BEFORE_POTENTIAL_GC (); | |
1634 | CHECK_CHARACTER (TOP); | |
1635 | AFTER_POTENTIAL_GC (); | |
1636 | c = XFASTINT (TOP); | |
4b4deea2 | 1637 | if (NILP (BVAR (current_buffer, enable_multibyte_characters))) |
9281d077 | 1638 | MAKE_CHAR_MULTIBYTE (c); |
1fc71008 | 1639 | XSETFASTINT (TOP, syntax_code_spec[SYNTAX (c)]); |
8f924df7 | 1640 | } |
3a4c8000 | 1641 | NEXT; |
36f7ba0a | 1642 | |
3a4c8000 | 1643 | CASE (Bbuffer_substring): |
4015b3c0 GM |
1644 | { |
1645 | Lisp_Object v1; | |
4015b3c0 | 1646 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1647 | v1 = POP; |
4015b3c0 GM |
1648 | TOP = Fbuffer_substring (TOP, v1); |
1649 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1650 | NEXT; |
4015b3c0 | 1651 | } |
36f7ba0a | 1652 | |
3a4c8000 | 1653 | CASE (Bdelete_region): |
4015b3c0 GM |
1654 | { |
1655 | Lisp_Object v1; | |
4015b3c0 | 1656 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1657 | v1 = POP; |
4015b3c0 GM |
1658 | TOP = Fdelete_region (TOP, v1); |
1659 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1660 | NEXT; |
4015b3c0 | 1661 | } |
36f7ba0a | 1662 | |
3a4c8000 | 1663 | CASE (Bnarrow_to_region): |
4015b3c0 GM |
1664 | { |
1665 | Lisp_Object v1; | |
4015b3c0 | 1666 | BEFORE_POTENTIAL_GC (); |
bf1de43e | 1667 | v1 = POP; |
4015b3c0 GM |
1668 | TOP = Fnarrow_to_region (TOP, v1); |
1669 | AFTER_POTENTIAL_GC (); | |
3a4c8000 | 1670 | NEXT; |
4015b3c0 | 1671 | } |
36f7ba0a | 1672 | |
3a4c8000 | 1673 | CASE (Bwiden): |
4015b3c0 | 1674 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1675 | PUSH (Fwiden ()); |
4015b3c0 | 1676 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1677 | NEXT; |
36f7ba0a | 1678 | |
3a4c8000 | 1679 | CASE (Bend_of_line): |
4015b3c0 | 1680 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1681 | TOP = Fend_of_line (TOP); |
4015b3c0 | 1682 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1683 | NEXT; |
63639d44 | 1684 | |
3a4c8000 | 1685 | CASE (Bset_marker): |
4015b3c0 GM |
1686 | { |
1687 | Lisp_Object v1, v2; | |
bf1de43e | 1688 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1689 | v1 = POP; |
1690 | v2 = POP; | |
1691 | TOP = Fset_marker (TOP, v2, v1); | |
bf1de43e | 1692 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1693 | NEXT; |
4015b3c0 | 1694 | } |
63639d44 | 1695 | |
3a4c8000 | 1696 | CASE (Bmatch_beginning): |
bf1de43e | 1697 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1698 | TOP = Fmatch_beginning (TOP); |
bf1de43e | 1699 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1700 | NEXT; |
63639d44 | 1701 | |
3a4c8000 | 1702 | CASE (Bmatch_end): |
bf1de43e | 1703 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1704 | TOP = Fmatch_end (TOP); |
bf1de43e | 1705 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1706 | NEXT; |
63639d44 | 1707 | |
3a4c8000 | 1708 | CASE (Bupcase): |
bf1de43e | 1709 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1710 | TOP = Fupcase (TOP); |
bf1de43e | 1711 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1712 | NEXT; |
63639d44 | 1713 | |
3a4c8000 | 1714 | CASE (Bdowncase): |
bf1de43e | 1715 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1716 | TOP = Fdowncase (TOP); |
bf1de43e | 1717 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1718 | NEXT; |
63639d44 | 1719 | |
3a4c8000 | 1720 | CASE (Bstringeqlsign): |
4015b3c0 GM |
1721 | { |
1722 | Lisp_Object v1; | |
bf1de43e | 1723 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1724 | v1 = POP; |
1725 | TOP = Fstring_equal (TOP, v1); | |
bf1de43e | 1726 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1727 | NEXT; |
4015b3c0 | 1728 | } |
36f7ba0a | 1729 | |
3a4c8000 | 1730 | CASE (Bstringlss): |
4015b3c0 GM |
1731 | { |
1732 | Lisp_Object v1; | |
bf1de43e | 1733 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1734 | v1 = POP; |
1735 | TOP = Fstring_lessp (TOP, v1); | |
bf1de43e | 1736 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1737 | NEXT; |
4015b3c0 | 1738 | } |
36f7ba0a | 1739 | |
3a4c8000 | 1740 | CASE (Bequal): |
4015b3c0 GM |
1741 | { |
1742 | Lisp_Object v1; | |
1743 | v1 = POP; | |
1744 | TOP = Fequal (TOP, v1); | |
3a4c8000 | 1745 | NEXT; |
4015b3c0 | 1746 | } |
36f7ba0a | 1747 | |
3a4c8000 | 1748 | CASE (Bnthcdr): |
4015b3c0 GM |
1749 | { |
1750 | Lisp_Object v1; | |
bf1de43e | 1751 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1752 | v1 = POP; |
1753 | TOP = Fnthcdr (TOP, v1); | |
bf1de43e | 1754 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1755 | NEXT; |
4015b3c0 | 1756 | } |
36f7ba0a | 1757 | |
3a4c8000 | 1758 | CASE (Belt): |
4015b3c0 GM |
1759 | { |
1760 | Lisp_Object v1, v2; | |
1761 | if (CONSP (TOP)) | |
1762 | { | |
1763 | /* Exchange args and then do nth. */ | |
d311d28c | 1764 | EMACS_INT n; |
bf1de43e | 1765 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1766 | v2 = POP; |
1767 | v1 = TOP; | |
b7826503 | 1768 | CHECK_NUMBER (v2); |
f5941bf8 | 1769 | AFTER_POTENTIAL_GC (); |
d311d28c | 1770 | n = XINT (v2); |
4015b3c0 | 1771 | immediate_quit = 1; |
d311d28c | 1772 | while (--n >= 0 && CONSP (v1)) |
14c5155a | 1773 | v1 = XCDR (v1); |
4015b3c0 | 1774 | immediate_quit = 0; |
14c5155a | 1775 | TOP = CAR (v1); |
4015b3c0 GM |
1776 | } |
1777 | else | |
1778 | { | |
bf1de43e | 1779 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1780 | v1 = POP; |
1781 | TOP = Felt (TOP, v1); | |
bf1de43e | 1782 | AFTER_POTENTIAL_GC (); |
4015b3c0 | 1783 | } |
3a4c8000 | 1784 | NEXT; |
4015b3c0 | 1785 | } |
36f7ba0a | 1786 | |
3a4c8000 | 1787 | CASE (Bmember): |
4015b3c0 GM |
1788 | { |
1789 | Lisp_Object v1; | |
bf1de43e | 1790 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1791 | v1 = POP; |
1792 | TOP = Fmember (TOP, v1); | |
bf1de43e | 1793 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1794 | NEXT; |
4015b3c0 | 1795 | } |
36f7ba0a | 1796 | |
3a4c8000 | 1797 | CASE (Bassq): |
4015b3c0 GM |
1798 | { |
1799 | Lisp_Object v1; | |
bf1de43e | 1800 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1801 | v1 = POP; |
1802 | TOP = Fassq (TOP, v1); | |
bf1de43e | 1803 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1804 | NEXT; |
4015b3c0 | 1805 | } |
36f7ba0a | 1806 | |
3a4c8000 | 1807 | CASE (Bnreverse): |
bf1de43e | 1808 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1809 | TOP = Fnreverse (TOP); |
bf1de43e | 1810 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1811 | NEXT; |
36f7ba0a | 1812 | |
3a4c8000 | 1813 | CASE (Bsetcar): |
4015b3c0 GM |
1814 | { |
1815 | Lisp_Object v1; | |
bf1de43e | 1816 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1817 | v1 = POP; |
1818 | TOP = Fsetcar (TOP, v1); | |
bf1de43e | 1819 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1820 | NEXT; |
4015b3c0 | 1821 | } |
36f7ba0a | 1822 | |
3a4c8000 | 1823 | CASE (Bsetcdr): |
4015b3c0 GM |
1824 | { |
1825 | Lisp_Object v1; | |
bf1de43e | 1826 | BEFORE_POTENTIAL_GC (); |
4015b3c0 GM |
1827 | v1 = POP; |
1828 | TOP = Fsetcdr (TOP, v1); | |
bf1de43e | 1829 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1830 | NEXT; |
4015b3c0 | 1831 | } |
36f7ba0a | 1832 | |
3a4c8000 | 1833 | CASE (Bcar_safe): |
4015b3c0 GM |
1834 | { |
1835 | Lisp_Object v1; | |
1836 | v1 = TOP; | |
14c5155a | 1837 | TOP = CAR_SAFE (v1); |
3a4c8000 | 1838 | NEXT; |
4015b3c0 | 1839 | } |
36f7ba0a | 1840 | |
3a4c8000 | 1841 | CASE (Bcdr_safe): |
4015b3c0 GM |
1842 | { |
1843 | Lisp_Object v1; | |
1844 | v1 = TOP; | |
14c5155a | 1845 | TOP = CDR_SAFE (v1); |
3a4c8000 | 1846 | NEXT; |
4015b3c0 | 1847 | } |
36f7ba0a | 1848 | |
3a4c8000 | 1849 | CASE (Bnconc): |
bf1de43e | 1850 | BEFORE_POTENTIAL_GC (); |
63639d44 | 1851 | DISCARD (1); |
36f7ba0a | 1852 | TOP = Fnconc (2, &TOP); |
bf1de43e | 1853 | AFTER_POTENTIAL_GC (); |
3a4c8000 | 1854 | NEXT; |
36f7ba0a | 1855 | |
3a4c8000 | 1856 | CASE (Bnumberp): |
63639d44 | 1857 | TOP = (NUMBERP (TOP) ? Qt : Qnil); |
3a4c8000 | 1858 | NEXT; |
36f7ba0a | 1859 | |
3a4c8000 | 1860 | CASE (Bintegerp): |
617bd3f6 | 1861 | TOP = INTEGERP (TOP) ? Qt : Qnil; |
3a4c8000 | 1862 | NEXT; |
36f7ba0a JB |
1863 | |
1864 | #ifdef BYTE_CODE_SAFE | |
3a4c8000 TT |
1865 | /* These are intentionally written using 'case' syntax, |
1866 | because they are incompatible with the threaded | |
1867 | interpreter. */ | |
1868 | ||
36f7ba0a | 1869 | case Bset_mark: |
f5941bf8 | 1870 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1871 | error ("set-mark is an obsolete bytecode"); |
f5941bf8 | 1872 | AFTER_POTENTIAL_GC (); |
36f7ba0a JB |
1873 | break; |
1874 | case Bscan_buffer: | |
f5941bf8 | 1875 | BEFORE_POTENTIAL_GC (); |
36f7ba0a | 1876 | error ("scan-buffer is an obsolete bytecode"); |
f5941bf8 | 1877 | AFTER_POTENTIAL_GC (); |
36f7ba0a | 1878 | break; |
36f7ba0a JB |
1879 | #endif |
1880 | ||
3a4c8000 | 1881 | CASE_ABORT: |
876c194c SM |
1882 | /* Actually this is Bstack_ref with offset 0, but we use Bdup |
1883 | for that instead. */ | |
3a4c8000 | 1884 | /* CASE (Bstack_ref): */ |
22e8cf4a | 1885 | error ("Invalid byte opcode"); |
c96d71f7 | 1886 | |
b9598260 | 1887 | /* Handy byte-codes for lexical binding. */ |
3a4c8000 TT |
1888 | CASE (Bstack_ref1): |
1889 | CASE (Bstack_ref2): | |
1890 | CASE (Bstack_ref3): | |
1891 | CASE (Bstack_ref4): | |
1892 | CASE (Bstack_ref5): | |
3e21b6a7 SM |
1893 | { |
1894 | Lisp_Object *ptr = top - (op - Bstack_ref); | |
1895 | PUSH (*ptr); | |
3a4c8000 | 1896 | NEXT; |
3e21b6a7 | 1897 | } |
3a4c8000 | 1898 | CASE (Bstack_ref6): |
3e21b6a7 SM |
1899 | { |
1900 | Lisp_Object *ptr = top - (FETCH); | |
1901 | PUSH (*ptr); | |
3a4c8000 | 1902 | NEXT; |
3e21b6a7 | 1903 | } |
3a4c8000 | 1904 | CASE (Bstack_ref7): |
3e21b6a7 SM |
1905 | { |
1906 | Lisp_Object *ptr = top - (FETCH2); | |
1907 | PUSH (*ptr); | |
3a4c8000 | 1908 | NEXT; |
3e21b6a7 | 1909 | } |
3a4c8000 | 1910 | CASE (Bstack_set): |
2462470b | 1911 | /* stack-set-0 = discard; stack-set-1 = discard-1-preserve-tos. */ |
3e21b6a7 SM |
1912 | { |
1913 | Lisp_Object *ptr = top - (FETCH); | |
1914 | *ptr = POP; | |
3a4c8000 | 1915 | NEXT; |
3e21b6a7 | 1916 | } |
3a4c8000 | 1917 | CASE (Bstack_set2): |
3e21b6a7 SM |
1918 | { |
1919 | Lisp_Object *ptr = top - (FETCH2); | |
1920 | *ptr = POP; | |
3a4c8000 | 1921 | NEXT; |
3e21b6a7 | 1922 | } |
3a4c8000 | 1923 | CASE (BdiscardN): |
b9598260 SM |
1924 | op = FETCH; |
1925 | if (op & 0x80) | |
1926 | { | |
1927 | op &= 0x7F; | |
1928 | top[-op] = TOP; | |
1929 | } | |
1930 | DISCARD (op); | |
3a4c8000 | 1931 | NEXT; |
c96d71f7 | 1932 | |
3a4c8000 TT |
1933 | CASE_DEFAULT |
1934 | CASE (Bconstant): | |
36f7ba0a JB |
1935 | #ifdef BYTE_CODE_SAFE |
1936 | if (op < Bconstant) | |
f5941bf8 | 1937 | { |
1088b922 | 1938 | emacs_abort (); |
f5941bf8 | 1939 | } |
36f7ba0a | 1940 | if ((op -= Bconstant) >= const_length) |
f5941bf8 | 1941 | { |
1088b922 | 1942 | emacs_abort (); |
f5941bf8 | 1943 | } |
36f7ba0a JB |
1944 | PUSH (vectorp[op]); |
1945 | #else | |
1946 | PUSH (vectorp[op - Bconstant]); | |
1947 | #endif | |
3a4c8000 | 1948 | NEXT; |
36f7ba0a JB |
1949 | } |
1950 | } | |
1951 | ||
1952 | exit: | |
7ca1e8b7 GM |
1953 | |
1954 | byte_stack_list = byte_stack_list->next; | |
1955 | ||
36f7ba0a | 1956 | /* Binds and unbinds are supposed to be compiled balanced. */ |
aed13378 | 1957 | if (SPECPDL_INDEX () != count) |
36f7ba0a JB |
1958 | #ifdef BYTE_CODE_SAFE |
1959 | error ("binding stack not balanced (serious byte compiler bug)"); | |
1960 | #else | |
1088b922 | 1961 | emacs_abort (); |
36f7ba0a | 1962 | #endif |
8e11578b | 1963 | |
4015b3c0 | 1964 | return result; |
36f7ba0a JB |
1965 | } |
1966 | ||
dfcf069d | 1967 | void |
971de7fb | 1968 | syms_of_bytecode (void) |
36f7ba0a | 1969 | { |
36f7ba0a JB |
1970 | defsubr (&Sbyte_code); |
1971 | ||
1972 | #ifdef BYTE_CODE_METER | |
1973 | ||
29208e82 | 1974 | DEFVAR_LISP ("byte-code-meter", Vbyte_code_meter, |
39f624fa PJ |
1975 | doc: /* A vector of vectors which holds a histogram of byte-code usage. |
1976 | \(aref (aref byte-code-meter 0) CODE) indicates how many times the byte | |
1977 | opcode CODE has been executed. | |
1978 | \(aref (aref byte-code-meter CODE1) CODE2), where CODE1 is not 0, | |
1979 | indicates how many times the byte opcodes CODE1 and CODE2 have been | |
1980 | executed in succession. */); | |
8e11578b | 1981 | |
29208e82 | 1982 | DEFVAR_BOOL ("byte-metering-on", byte_metering_on, |
39f624fa PJ |
1983 | doc: /* If non-nil, keep profiling information on byte code usage. |
1984 | The variable byte-code-meter indicates how often each byte opcode is used. | |
1985 | If a symbol has a property named `byte-code-meter' whose value is an | |
1986 | integer, it is incremented each time that symbol's function is called. */); | |
36f7ba0a JB |
1987 | |
1988 | byte_metering_on = 0; | |
63639d44 | 1989 | Vbyte_code_meter = Fmake_vector (make_number (256), make_number (0)); |
cd3520a4 | 1990 | DEFSYM (Qbyte_code_meter, "byte-code-meter"); |
36f7ba0a JB |
1991 | { |
1992 | int i = 256; | |
1993 | while (i--) | |
28be1ada DA |
1994 | ASET (Vbyte_code_meter, i, |
1995 | Fmake_vector (make_number (256), make_number (0))); | |
36f7ba0a JB |
1996 | } |
1997 | #endif | |
1998 | } |