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4a71579b | 1 | /* |
79bfeef6 | 2 | * Copyright (C) 2012-2023 Free Software Foundation, Inc. |
4a71579b PC |
3 | * |
4 | * This file is part of GNU lightning. | |
5 | * | |
6 | * GNU lightning is free software; you can redistribute it and/or modify it | |
7 | * under the terms of the GNU Lesser General Public License as published | |
8 | * by the Free Software Foundation; either version 3, or (at your option) | |
9 | * any later version. | |
10 | * | |
11 | * GNU lightning is distributed in the hope that it will be useful, but | |
12 | * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY | |
13 | * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public | |
14 | * License for more details. | |
15 | * | |
16 | * Authors: | |
17 | * Paulo Cesar Pereira de Andrade | |
18 | */ | |
19 | ||
20 | #if defined(__linux__) | |
21 | # include <stdio.h> | |
22 | #endif | |
23 | ||
79bfeef6 PC |
24 | #define stack_framesize 48 |
25 | ||
4a71579b PC |
26 | #define jit_arg_reg_p(i) ((i) >= 0 && (i) < 4) |
27 | #define jit_arg_f_reg_p(i) ((i) >= 0 && (i) < 16) | |
28 | #define jit_arg_d_reg_p(i) ((i) >= 0 && (i) < 15) | |
29 | ||
30 | #define arm_patch_node 0x80000000 | |
31 | #define arm_patch_word 0x40000000 | |
32 | #define arm_patch_jump 0x20000000 | |
79bfeef6 PC |
33 | #define arm_patch_load 0x10000000 |
34 | #define arm_patch_call 0x08000000 | |
4a71579b PC |
35 | |
36 | #define jit_fpr_p(rn) ((rn) > 15) | |
37 | ||
79bfeef6 | 38 | #define arg_base() (stack_framesize - 16) |
4a71579b PC |
39 | #define arg_offset(n) \ |
40 | ((n) < 4 ? arg_base() + ((n) << 2) : (n)) | |
41 | ||
42 | /* Assume functions called never match jit instruction set, that is | |
43 | * libc, gmp, mpfr, etc functions are in thumb mode and jit is in | |
44 | * arm mode, what may cause a crash upon return of that function | |
45 | * if generating jit for a relative jump. | |
46 | */ | |
79bfeef6 | 47 | #define jit_exchange_p() jit_cpu.exchange |
4a71579b PC |
48 | |
49 | /* FIXME is it really required to not touch _R10? */ | |
50 | ||
79bfeef6 PC |
51 | #define CHECK_REG_ARGS() \ |
52 | do { \ | |
53 | if (!_jitc->function->save_reg_args) \ | |
54 | _jitc->again = _jitc->function->save_reg_args = 1; \ | |
55 | } while (0) | |
56 | ||
57 | #define CHECK_SWF_OFFSET() \ | |
58 | do { \ | |
59 | if (!_jitc->function->swf_offset) { \ | |
60 | _jitc->again = _jitc->function->save_reg_args = \ | |
61 | _jitc->function->swf_offset = 1; \ | |
62 | _jitc->function->self.aoff = -64; \ | |
63 | } \ | |
64 | } while (0) | |
65 | ||
66 | #define CHECK_RETURN() \ | |
67 | do { \ | |
68 | if (!_jitc->function->need_frame && \ | |
69 | !_jitc->function->need_return) \ | |
70 | _jitc->again = _jitc->function->need_return = 1; \ | |
71 | } while (0) | |
72 | ||
4a71579b PC |
73 | /* |
74 | * Types | |
75 | */ | |
76 | typedef union _jit_thumb_t { | |
77 | jit_int32_t i; | |
78 | jit_int16_t s[2]; | |
79 | } jit_thumb_t; | |
80 | ||
81 | typedef jit_pointer_t jit_va_list; | |
82 | ||
83 | /* | |
84 | * Prototypes | |
85 | */ | |
79bfeef6 PC |
86 | #define jit_make_arg(node,code) _jit_make_arg(_jit,node,code) |
87 | static jit_node_t *_jit_make_arg(jit_state_t*,jit_node_t*,jit_code_t); | |
4a71579b PC |
88 | #define jit_make_arg_f(node) _jit_make_arg_f(_jit,node) |
89 | static jit_node_t *_jit_make_arg_f(jit_state_t*,jit_node_t*); | |
90 | #define jit_make_arg_d(node) _jit_make_arg_d(_jit,node) | |
91 | static jit_node_t *_jit_make_arg_d(jit_state_t*,jit_node_t*); | |
92 | #define jit_get_reg_pair() _jit_get_reg_pair(_jit) | |
93 | static jit_int32_t _jit_get_reg_pair(jit_state_t*); | |
94 | #define jit_unget_reg_pair(rn) _jit_unget_reg_pair(_jit,rn) | |
95 | static void _jit_unget_reg_pair(jit_state_t*,jit_int32_t); | |
96 | # define must_align_p(node) _must_align_p(_jit, node) | |
97 | static jit_bool_t _must_align_p(jit_state_t*,jit_node_t*); | |
98 | #define load_const(uniq,r0,i0) _load_const(_jit,uniq,r0,i0) | |
99 | static void _load_const(jit_state_t*,jit_bool_t,jit_int32_t,jit_word_t); | |
100 | #define flush_consts() _flush_consts(_jit) | |
101 | static void _flush_consts(jit_state_t*); | |
102 | #define invalidate_consts() _invalidate_consts(_jit) | |
103 | static void _invalidate_consts(jit_state_t*); | |
79bfeef6 PC |
104 | #define compute_framesize() _compute_framesize(_jit) |
105 | static void _compute_framesize(jit_state_t*); | |
106 | #define patch(instr, node, kind) _patch(_jit, instr, node, kind) | |
107 | static void _patch(jit_state_t*,jit_word_t,jit_node_t*,jit_int32_t); | |
4a71579b PC |
108 | |
109 | #if defined(__GNUC__) | |
110 | /* libgcc */ | |
111 | extern void __clear_cache(void *, void *); | |
112 | #endif | |
113 | ||
114 | #define PROTO 1 | |
115 | # include "jit_rewind.c" | |
116 | # include "jit_arm-cpu.c" | |
117 | # include "jit_arm-swf.c" | |
118 | # include "jit_arm-vfp.c" | |
ba3814c1 | 119 | # include "jit_fallback.c" |
4a71579b PC |
120 | #undef PROTO |
121 | ||
122 | /* | |
123 | * Initialization | |
124 | */ | |
125 | jit_cpu_t jit_cpu; | |
126 | jit_register_t _rvs[] = { | |
127 | { rc(gpr) | 0x0c, "ip" }, | |
128 | { rc(sav) | rc(gpr) | 0x04, "r4" }, | |
129 | { rc(sav) | rc(gpr) | 0x05, "r5" }, | |
130 | { rc(sav) | rc(gpr) | 0x06, "r6" }, | |
131 | { rc(sav) | rc(gpr) | 0x07, "r7" }, | |
132 | { rc(sav) | rc(gpr) | 0x08, "r8" }, | |
133 | { rc(sav) | rc(gpr) | 0x09, "r9" }, | |
134 | { rc(sav) | 0x0a, "sl" }, | |
135 | { rc(sav) | 0x0b, "fp" }, | |
136 | { rc(sav) | 0x0d, "sp" }, | |
137 | { rc(sav) | 0x0e, "lr" }, | |
138 | { 0x0f, "pc" }, | |
139 | { rc(arg) | rc(gpr) | 0x03, "r3" }, | |
140 | { rc(arg) | rc(gpr) | 0x02, "r2" }, | |
141 | { rc(arg) | rc(gpr) | 0x01, "r1" }, | |
142 | { rc(arg) | rc(gpr) | 0x00, "r0" }, | |
143 | { rc(fpr) | 0x20, "d8" }, | |
144 | { 0x21, "s17" }, | |
145 | { rc(fpr) | 0x22, "d9" }, | |
146 | { 0x23, "s19" }, | |
147 | { rc(fpr) | 0x24, "d10" }, | |
148 | { 0x25, "s21" }, | |
149 | { rc(fpr) | 0x26, "d11" }, | |
150 | { 0x27, "s23" }, | |
151 | { rc(fpr) | 0x28, "d12" }, | |
152 | { 0x29, "s25" }, | |
153 | { rc(fpr) | 0x2a, "d13" }, | |
154 | { 0x2b, "s27" }, | |
155 | { rc(fpr) | 0x2c, "d14" }, | |
156 | { 0x2d, "s29" }, | |
157 | { rc(fpr) | 0x2e, "d15" }, | |
158 | { 0x2f, "s31" }, | |
159 | { rc(arg) | 0x1f, "s15" }, | |
160 | { rc(arg)|rc(sft)|rc(fpr)|0x1e, "d7" }, | |
161 | { rc(arg) | 0x1d, "s13" }, | |
162 | { rc(arg)|rc(sft)|rc(fpr)|0x1c, "d6" }, | |
163 | { rc(arg) | 0x1b, "s11" }, | |
164 | { rc(arg)|rc(sft)|rc(fpr)|0x1a, "d5" }, | |
165 | { rc(arg) | 0x19, "s9" }, | |
166 | { rc(arg)|rc(sft)|rc(fpr)|0x18, "d4" }, | |
167 | { rc(arg) | 0x17, "s7" }, | |
168 | { rc(arg)|rc(sft)|rc(fpr)|0x16, "d3" }, | |
169 | { rc(arg) | 0x15, "s5" }, | |
170 | { rc(arg)|rc(sft)|rc(fpr)|0x14, "d2" }, | |
171 | { rc(arg) | 0x13, "s3" }, | |
172 | { rc(arg)|rc(sft)|rc(fpr)|0x12, "d1" }, | |
173 | { rc(arg) | 0x11, "s1" }, | |
174 | { rc(arg)|rc(sft)|rc(fpr)|0x10, "d0" }, | |
175 | { _NOREG, "<none>" }, | |
176 | }; | |
177 | ||
79bfeef6 PC |
178 | static jit_int32_t iregs[] = { |
179 | _R4, _R5, _R6, _R7, _R8, _R9, | |
180 | }; | |
181 | ||
4a71579b PC |
182 | /* |
183 | * Implementation | |
184 | */ | |
185 | void | |
186 | jit_get_cpu(void) | |
187 | { | |
188 | #if defined(__linux__) | |
189 | FILE *fp; | |
190 | char *ptr; | |
191 | char buf[128]; | |
192 | ||
193 | if ((fp = fopen("/proc/cpuinfo", "r")) != NULL) { | |
194 | while (fgets(buf, sizeof(buf), fp)) { | |
195 | if (strncmp(buf, "CPU architecture:", 17) == 0) { | |
196 | jit_cpu.version = strtol(buf + 17, &ptr, 10); | |
197 | while (*ptr) { | |
198 | if (*ptr == 'T' || *ptr == 't') { | |
199 | ++ptr; | |
200 | jit_cpu.thumb = 1; | |
201 | } | |
202 | else if (*ptr == 'E' || *ptr == 'e') { | |
203 | jit_cpu.extend = 1; | |
204 | ++ptr; | |
205 | } | |
206 | else | |
207 | ++ptr; | |
208 | } | |
209 | } | |
210 | else if (strncmp(buf, "Features\t:", 10) == 0) { | |
211 | if ((ptr = strstr(buf + 10, "vfpv"))) | |
212 | jit_cpu.vfp = strtol(ptr + 4, NULL, 0); | |
213 | if ((ptr = strstr(buf + 10, "neon"))) | |
214 | jit_cpu.neon = 1; | |
215 | if ((ptr = strstr(buf + 10, "thumb"))) | |
216 | jit_cpu.thumb = 1; | |
217 | } | |
218 | } | |
219 | fclose(fp); | |
220 | } | |
221 | #endif | |
222 | #if defined(__ARM_PCS_VFP) | |
223 | if (!jit_cpu.vfp) | |
224 | jit_cpu.vfp = 3; | |
225 | if (!jit_cpu.version) | |
226 | jit_cpu.version = 7; | |
227 | jit_cpu.abi = 1; | |
228 | #endif | |
229 | #if defined(__thumb2__) | |
230 | jit_cpu.thumb = 1; | |
231 | #endif | |
232 | /* armv6t2 todo (software float and thumb2) */ | |
233 | if (!jit_cpu.vfp && jit_cpu.thumb) | |
234 | jit_cpu.thumb = 0; | |
79bfeef6 PC |
235 | /* FIXME need test environments for the below. For the moment just |
236 | * be very conservative */ | |
237 | /* force generation of code assuming jit and function libraries called | |
238 | * instruction set do not match */ | |
239 | jit_cpu.exchange = 1; | |
240 | /* do not generate hardware integer division by default */ | |
241 | if (jit_cpu.version == 7) | |
242 | jit_cpu.extend = 0; | |
4a71579b PC |
243 | } |
244 | ||
245 | void | |
246 | _jit_init(jit_state_t *_jit) | |
247 | { | |
248 | jit_int32_t regno; | |
249 | static jit_bool_t first = 1; | |
250 | ||
251 | _jitc->reglen = jit_size(_rvs) - 1; | |
252 | if (first) { | |
253 | /* jit_get_cpu() should have been already called, and only once */ | |
254 | if (!jit_cpu.vfp) { | |
255 | /* cause register to never be allocated, because simple | |
256 | * software float only allocates stack space for 8 slots */ | |
257 | for (regno = _D8; regno < _D7; regno++) | |
258 | _rvs[regno].spec = 0; | |
259 | } | |
260 | if (!jit_cpu.abi) { | |
261 | for (regno = _S15; regno <= _D0; regno++) | |
262 | _rvs[regno].spec &= ~rc(arg); | |
263 | } | |
264 | first = 0; | |
265 | } | |
266 | } | |
267 | ||
268 | void | |
269 | _jit_prolog(jit_state_t *_jit) | |
270 | { | |
271 | jit_int32_t offset; | |
272 | ||
273 | if (_jitc->function) | |
274 | jit_epilog(); | |
275 | assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0); | |
276 | jit_regset_set_ui(&_jitc->regsav, 0); | |
277 | offset = _jitc->functions.offset; | |
278 | if (offset >= _jitc->functions.length) { | |
279 | jit_realloc((jit_pointer_t *)&_jitc->functions.ptr, | |
280 | _jitc->functions.length * sizeof(jit_function_t), | |
281 | (_jitc->functions.length + 16) * sizeof(jit_function_t)); | |
282 | _jitc->functions.length += 16; | |
283 | } | |
284 | _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++; | |
285 | _jitc->function->self.size = stack_framesize; | |
4a71579b | 286 | _jitc->function->self.argi = _jitc->function->self.argf = |
79bfeef6 PC |
287 | _jitc->function->self.alen = _jitc->function->self.aoff = 0; |
288 | _jitc->function->swf_offset = _jitc->function->save_reg_args = | |
289 | _jitc->function->need_return = 0; | |
4a71579b PC |
290 | _jitc->function->self.call = jit_call_default; |
291 | jit_alloc((jit_pointer_t *)&_jitc->function->regoff, | |
292 | _jitc->reglen * sizeof(jit_int32_t)); | |
293 | ||
294 | /* _no_link here does not mean the jit_link() call can be removed | |
295 | * by rewriting as: | |
296 | * _jitc->function->prolog = jit_new_node(jit_code_prolog); | |
297 | */ | |
298 | _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog); | |
299 | jit_link(_jitc->function->prolog); | |
300 | _jitc->function->prolog->w.w = offset; | |
301 | _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog); | |
302 | /* u: label value | |
303 | * v: offset in blocks vector | |
304 | * w: offset in functions vector | |
305 | */ | |
306 | _jitc->function->epilog->w.w = offset; | |
307 | ||
308 | jit_regset_new(&_jitc->function->regset); | |
309 | } | |
310 | ||
311 | jit_int32_t | |
312 | _jit_allocai(jit_state_t *_jit, jit_int32_t length) | |
313 | { | |
314 | assert(_jitc->function); | |
79bfeef6 PC |
315 | if (jit_swf_p()) |
316 | CHECK_SWF_OFFSET(); | |
317 | jit_check_frame(); | |
4a71579b PC |
318 | switch (length) { |
319 | case 0: case 1: break; | |
320 | case 2: _jitc->function->self.aoff &= -2; break; | |
321 | case 3: case 4: _jitc->function->self.aoff &= -4; break; | |
322 | default: _jitc->function->self.aoff &= -8; break; | |
323 | } | |
324 | _jitc->function->self.aoff -= length; | |
325 | if (!_jitc->realize) { | |
326 | jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length); | |
327 | jit_dec_synth(); | |
328 | } | |
329 | return (_jitc->function->self.aoff); | |
330 | } | |
331 | ||
332 | void | |
333 | _jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v) | |
334 | { | |
335 | jit_int32_t reg; | |
336 | assert(_jitc->function); | |
337 | jit_inc_synth_ww(allocar, u, v); | |
338 | if (!_jitc->function->allocar) { | |
339 | _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t)); | |
340 | _jitc->function->allocar = 1; | |
341 | } | |
342 | reg = jit_get_reg(jit_class_gpr); | |
343 | jit_negr(reg, v); | |
344 | jit_andi(reg, reg, -8); | |
345 | jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff); | |
346 | jit_addr(u, u, reg); | |
347 | jit_addr(JIT_SP, JIT_SP, reg); | |
348 | jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u); | |
349 | jit_unget_reg(reg); | |
350 | jit_dec_synth(); | |
351 | } | |
352 | ||
353 | void | |
354 | _jit_ret(jit_state_t *_jit) | |
355 | { | |
356 | jit_node_t *instr; | |
357 | assert(_jitc->function); | |
358 | jit_inc_synth(ret); | |
359 | /* jump to epilog */ | |
360 | instr = jit_jmpi(); | |
361 | jit_patch_at(instr, _jitc->function->epilog); | |
362 | jit_dec_synth(); | |
363 | } | |
364 | ||
365 | void | |
79bfeef6 | 366 | _jit_retr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) |
4a71579b | 367 | { |
79bfeef6 PC |
368 | jit_code_inc_synth_w(code, u); |
369 | jit_movr(JIT_RET, u); | |
4a71579b PC |
370 | jit_ret(); |
371 | jit_dec_synth(); | |
372 | } | |
373 | ||
374 | void | |
79bfeef6 | 375 | _jit_reti(jit_state_t *_jit, jit_word_t u, jit_code_t code) |
4a71579b | 376 | { |
79bfeef6 | 377 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
378 | jit_movi(JIT_RET, u); |
379 | jit_ret(); | |
380 | jit_dec_synth(); | |
381 | } | |
382 | ||
383 | void | |
384 | _jit_retr_f(jit_state_t *_jit, jit_int32_t u) | |
385 | { | |
386 | jit_inc_synth_w(retr_f, u); | |
387 | if (jit_cpu.abi) { | |
388 | if (u != JIT_FRET) | |
389 | jit_movr_f(JIT_FRET, u); | |
390 | else | |
391 | jit_live(JIT_FRET); | |
392 | } | |
393 | else { | |
394 | if (u != JIT_RET) | |
395 | jit_movr_f_w(JIT_RET, u); | |
396 | else | |
397 | jit_live(JIT_RET); | |
398 | } | |
399 | jit_ret(); | |
400 | jit_dec_synth(); | |
401 | } | |
402 | ||
403 | void | |
404 | _jit_reti_f(jit_state_t *_jit, jit_float32_t u) | |
405 | { | |
406 | jit_inc_synth_f(reti_f, u); | |
407 | if (jit_cpu.abi) | |
408 | jit_movi_f(JIT_FRET, u); | |
409 | else | |
410 | jit_movi_f_w(JIT_RET, u); | |
411 | jit_ret(); | |
412 | jit_dec_synth(); | |
413 | } | |
414 | ||
415 | void | |
416 | _jit_retr_d(jit_state_t *_jit, jit_int32_t u) | |
417 | { | |
418 | jit_inc_synth_w(retr_d, u); | |
419 | if (jit_cpu.abi) { | |
420 | if (u != JIT_FRET) | |
421 | jit_movr_d(JIT_FRET, u); | |
422 | else | |
423 | jit_live(JIT_FRET); | |
424 | } | |
425 | else { | |
426 | if (u != JIT_RET) | |
427 | jit_movr_d_ww(JIT_RET, _R1, u); | |
428 | else | |
429 | jit_live(JIT_RET); | |
430 | } | |
431 | jit_ret(); | |
432 | jit_dec_synth(); | |
433 | } | |
434 | ||
435 | void | |
436 | _jit_reti_d(jit_state_t *_jit, jit_float64_t u) | |
437 | { | |
438 | jit_inc_synth_d(reti_d, u); | |
439 | if (jit_cpu.abi) | |
440 | jit_movi_d(JIT_FRET, u); | |
441 | else | |
442 | jit_movi_d_ww(JIT_RET, _R1, u); | |
443 | jit_ret(); | |
444 | jit_dec_synth(); | |
445 | } | |
446 | ||
447 | void | |
448 | _jit_epilog(jit_state_t *_jit) | |
449 | { | |
450 | assert(_jitc->function); | |
451 | assert(_jitc->function->epilog->next == NULL); | |
452 | jit_link(_jitc->function->epilog); | |
453 | _jitc->function = NULL; | |
454 | } | |
455 | ||
456 | jit_bool_t | |
457 | _jit_arg_register_p(jit_state_t *_jit, jit_node_t *u) | |
458 | { | |
79bfeef6 | 459 | if (!(u->code >= jit_code_arg_c && u->code <= jit_code_arg)) { |
4a71579b PC |
460 | if (u->code == jit_code_arg_f) { |
461 | if (jit_cpu.abi) | |
462 | return (jit_arg_f_reg_p(u->u.w)); | |
463 | } | |
464 | else { | |
465 | assert(u->code == jit_code_arg_d); | |
466 | if (jit_cpu.abi) | |
467 | return (jit_arg_d_reg_p(u->u.w)); | |
468 | } | |
469 | } | |
470 | return (jit_arg_reg_p(u->u.w)); | |
471 | } | |
472 | ||
473 | static jit_node_t * | |
79bfeef6 | 474 | _jit_make_arg(jit_state_t *_jit, jit_node_t *node, jit_code_t code) |
4a71579b PC |
475 | { |
476 | jit_int32_t offset; | |
477 | if (jit_arg_reg_p(_jitc->function->self.argi)) | |
478 | offset = _jitc->function->self.argi++; | |
479 | else { | |
480 | offset = _jitc->function->self.size; | |
481 | _jitc->function->self.size += sizeof(jit_word_t); | |
482 | } | |
483 | if (node == (jit_node_t *)0) | |
79bfeef6 | 484 | node = jit_new_node(code); |
4a71579b PC |
485 | else |
486 | link_node(node); | |
487 | node->u.w = offset; | |
488 | node->v.w = ++_jitc->function->self.argn; | |
489 | jit_link_prolog(); | |
490 | return (node); | |
491 | } | |
492 | ||
493 | jit_node_t * | |
494 | _jit_make_arg_f(jit_state_t *_jit, jit_node_t *node) | |
495 | { | |
496 | jit_int32_t offset; | |
497 | if (jit_cpu.abi && !(_jitc->function->self.call & jit_call_varargs)) { | |
498 | if (jit_arg_f_reg_p(_jitc->function->self.argf)) { | |
499 | offset = _jitc->function->self.argf++; | |
500 | goto done; | |
501 | } | |
502 | } | |
503 | else { | |
504 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
505 | offset = _jitc->function->self.argi++; | |
506 | goto done; | |
507 | } | |
508 | } | |
509 | offset = _jitc->function->self.size; | |
510 | _jitc->function->self.size += sizeof(jit_float32_t); | |
511 | done: | |
512 | if (node == (jit_node_t *)0) | |
513 | node = jit_new_node(jit_code_arg_f); | |
514 | else | |
515 | link_node(node); | |
516 | node->u.w = offset; | |
517 | node->v.w = ++_jitc->function->self.argn; | |
518 | jit_link_prolog(); | |
519 | return (node); | |
520 | } | |
521 | ||
522 | jit_node_t * | |
523 | _jit_make_arg_d(jit_state_t *_jit, jit_node_t *node) | |
524 | { | |
525 | jit_int32_t offset; | |
526 | if (jit_cpu.abi && !(_jitc->function->self.call & jit_call_varargs)) { | |
527 | if (jit_arg_d_reg_p(_jitc->function->self.argf)) { | |
528 | if (_jitc->function->self.argf & 1) | |
529 | ++_jitc->function->self.argf; | |
530 | offset = _jitc->function->self.argf; | |
531 | _jitc->function->self.argf += 2; | |
532 | goto done; | |
533 | } | |
534 | } | |
535 | else { | |
536 | if (_jitc->function->self.argi & 1) | |
537 | ++_jitc->function->self.argi; | |
538 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
539 | offset = _jitc->function->self.argi; | |
540 | _jitc->function->self.argi += 2; | |
541 | goto done; | |
542 | } | |
543 | } | |
544 | if (_jitc->function->self.size & 7) | |
545 | _jitc->function->self.size += 4; | |
546 | offset = _jitc->function->self.size; | |
547 | _jitc->function->self.size += sizeof(jit_float64_t); | |
548 | done: | |
549 | if (node == (jit_node_t *)0) | |
550 | node = jit_new_node(jit_code_arg_d); | |
551 | else | |
552 | link_node(node); | |
553 | node->u.w = offset; | |
554 | node->v.w = ++_jitc->function->self.argn; | |
555 | jit_link_prolog(); | |
556 | return (node); | |
557 | } | |
558 | ||
559 | void | |
560 | _jit_ellipsis(jit_state_t *_jit) | |
561 | { | |
562 | if (_jitc->prepare) { | |
563 | assert(!(_jitc->function->call.call & jit_call_varargs)); | |
564 | _jitc->function->call.call |= jit_call_varargs; | |
565 | if (jit_cpu.abi && _jitc->function->call.argf) | |
566 | rewind_prepare(); | |
567 | } | |
568 | else { | |
569 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
570 | _jitc->function->self.call |= jit_call_varargs; | |
79bfeef6 | 571 | CHECK_REG_ARGS(); |
4a71579b PC |
572 | if (jit_cpu.abi && _jitc->function->self.argf) |
573 | rewind_prolog(); | |
79bfeef6 | 574 | /* First 4 stack addresses need to be spilled r0-r3 */ |
4a71579b PC |
575 | if (jit_arg_reg_p(_jitc->function->self.argi)) |
576 | _jitc->function->vagp = _jitc->function->self.argi * 4; | |
577 | else | |
578 | _jitc->function->vagp = 16; | |
579 | } | |
580 | jit_inc_synth(ellipsis); | |
581 | if (_jitc->prepare) | |
582 | jit_link_prepare(); | |
583 | else | |
584 | jit_link_prolog(); | |
585 | jit_dec_synth(); | |
586 | } | |
587 | ||
588 | void | |
589 | _jit_va_push(jit_state_t *_jit, jit_int32_t u) | |
590 | { | |
591 | jit_inc_synth_w(va_push, u); | |
592 | jit_pushargr(u); | |
593 | jit_dec_synth(); | |
594 | } | |
595 | ||
596 | jit_node_t * | |
79bfeef6 | 597 | _jit_arg(jit_state_t *_jit, jit_code_t code) |
4a71579b PC |
598 | { |
599 | assert(_jitc->function); | |
79bfeef6 PC |
600 | assert(!(_jitc->function->self.call & jit_call_varargs)); |
601 | #if STRONG_TYPE_CHECKING | |
602 | assert(code >= jit_code_arg_c && code <= jit_code_arg); | |
603 | #endif | |
604 | return (jit_make_arg((jit_node_t*)0, code)); | |
4a71579b PC |
605 | } |
606 | ||
607 | jit_node_t * | |
608 | _jit_arg_f(jit_state_t *_jit) | |
609 | { | |
610 | assert(_jitc->function); | |
79bfeef6 | 611 | assert(!(_jitc->function->self.call & jit_call_varargs)); |
4a71579b PC |
612 | return (jit_make_arg_f((jit_node_t*)0)); |
613 | } | |
614 | ||
615 | jit_node_t * | |
616 | _jit_arg_d(jit_state_t *_jit) | |
617 | { | |
618 | assert(_jitc->function); | |
79bfeef6 | 619 | assert(!(_jitc->function->self.call & jit_call_varargs)); |
4a71579b PC |
620 | return (jit_make_arg_d((jit_node_t*)0)); |
621 | } | |
622 | ||
623 | void | |
624 | _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
625 | { | |
79bfeef6 PC |
626 | jit_node_t *node = NULL; |
627 | assert_arg_type(v->code, jit_code_arg_c); | |
4a71579b PC |
628 | jit_inc_synth_wp(getarg_c, u, v); |
629 | if (jit_swf_p()) | |
79bfeef6 | 630 | node = jit_ldxi_c(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
631 | else if (jit_arg_reg_p(v->u.w)) |
632 | jit_extr_c(u, JIT_RA0 - v->u.w); | |
633 | else | |
79bfeef6 PC |
634 | node = jit_ldxi_c(u, JIT_FP, v->u.w); |
635 | if (node) { | |
636 | CHECK_REG_ARGS(); | |
637 | jit_link_alist(node); | |
638 | jit_check_frame(); | |
639 | } | |
4a71579b PC |
640 | jit_dec_synth(); |
641 | } | |
642 | ||
643 | void | |
644 | _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
645 | { | |
79bfeef6 PC |
646 | jit_node_t *node = NULL; |
647 | assert_arg_type(v->code, jit_code_arg_c); | |
4a71579b PC |
648 | jit_inc_synth_wp(getarg_uc, u, v); |
649 | if (jit_swf_p()) | |
79bfeef6 | 650 | node = jit_ldxi_uc(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
651 | else if (jit_arg_reg_p(v->u.w)) |
652 | jit_extr_uc(u, JIT_RA0 - v->u.w); | |
653 | else | |
79bfeef6 PC |
654 | node = jit_ldxi_uc(u, JIT_FP, v->u.w); |
655 | if (node) { | |
656 | CHECK_REG_ARGS(); | |
657 | jit_link_alist(node); | |
658 | jit_check_frame(); | |
659 | } | |
4a71579b PC |
660 | jit_dec_synth(); |
661 | } | |
662 | ||
663 | void | |
664 | _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
665 | { | |
79bfeef6 PC |
666 | jit_node_t *node = NULL; |
667 | assert_arg_type(v->code, jit_code_arg_s); | |
4a71579b PC |
668 | jit_inc_synth_wp(getarg_s, u, v); |
669 | if (jit_swf_p()) | |
79bfeef6 | 670 | node = jit_ldxi_s(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
671 | else if (jit_arg_reg_p(v->u.w)) |
672 | jit_extr_s(u, JIT_RA0 - v->u.w); | |
673 | else | |
79bfeef6 PC |
674 | node = jit_ldxi_s(u, JIT_FP, v->u.w); |
675 | if (node) { | |
676 | CHECK_REG_ARGS(); | |
677 | jit_link_alist(node); | |
678 | jit_check_frame(); | |
679 | } | |
4a71579b PC |
680 | jit_dec_synth(); |
681 | } | |
682 | ||
683 | void | |
684 | _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
685 | { | |
79bfeef6 PC |
686 | jit_node_t *node = NULL; |
687 | assert_arg_type(v->code, jit_code_arg_s); | |
4a71579b PC |
688 | jit_inc_synth_wp(getarg_us, u, v); |
689 | if (jit_swf_p()) | |
79bfeef6 | 690 | node = jit_ldxi_us(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
691 | else if (jit_arg_reg_p(v->u.w)) |
692 | jit_extr_us(u, JIT_RA0 - v->u.w); | |
693 | else | |
79bfeef6 PC |
694 | node = jit_ldxi_us(u, JIT_FP, v->u.w); |
695 | if (node) { | |
696 | CHECK_REG_ARGS(); | |
697 | jit_link_alist(node); | |
698 | jit_check_frame(); | |
699 | } | |
4a71579b PC |
700 | jit_dec_synth(); |
701 | } | |
702 | ||
703 | void | |
704 | _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
705 | { | |
79bfeef6 PC |
706 | jit_node_t *node = NULL; |
707 | assert_arg_type(v->code, jit_code_arg_i); | |
4a71579b PC |
708 | jit_inc_synth_wp(getarg_i, u, v); |
709 | if (jit_swf_p()) | |
79bfeef6 | 710 | node = jit_ldxi_i(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
711 | else if (jit_arg_reg_p(v->u.w)) |
712 | jit_movr(u, JIT_RA0 - v->u.w); | |
713 | else | |
79bfeef6 PC |
714 | node = jit_ldxi_i(u, JIT_FP, v->u.w); |
715 | if (node) { | |
716 | CHECK_REG_ARGS(); | |
717 | jit_link_alist(node); | |
718 | jit_check_frame(); | |
719 | } | |
4a71579b PC |
720 | jit_dec_synth(); |
721 | } | |
722 | ||
723 | void | |
79bfeef6 | 724 | _jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v, jit_code_t code) |
4a71579b | 725 | { |
79bfeef6 PC |
726 | jit_node_t *node = NULL; |
727 | assert_putarg_type(code, v->code); | |
728 | jit_code_inc_synth_wp(code, u, v); | |
4a71579b | 729 | if (jit_swf_p()) |
79bfeef6 | 730 | node = jit_stxi(arg_offset(v->u.w), JIT_FP, u); |
4a71579b PC |
731 | else if (jit_arg_reg_p(v->u.w)) |
732 | jit_movr(JIT_RA0 - v->u.w, u); | |
733 | else | |
79bfeef6 PC |
734 | node = jit_stxi(v->u.w, JIT_FP, u); |
735 | if (node) { | |
736 | CHECK_REG_ARGS(); | |
737 | jit_link_alist(node); | |
738 | jit_check_frame(); | |
739 | } | |
4a71579b PC |
740 | jit_dec_synth(); |
741 | } | |
742 | ||
743 | void | |
79bfeef6 | 744 | _jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v, jit_code_t code) |
4a71579b | 745 | { |
79bfeef6 PC |
746 | jit_int32_t regno; |
747 | jit_node_t *node = NULL; | |
748 | assert_putarg_type(code, v->code); | |
749 | jit_code_inc_synth_wp(code, u, v); | |
4a71579b PC |
750 | if (jit_swf_p()) { |
751 | regno = jit_get_reg(jit_class_gpr); | |
752 | jit_movi(regno, u); | |
79bfeef6 | 753 | node = jit_stxi(arg_offset(v->u.w), JIT_FP, regno); |
4a71579b PC |
754 | jit_unget_reg(regno); |
755 | } | |
756 | else if (jit_arg_reg_p(v->u.w)) | |
757 | jit_movi(JIT_RA0 - v->u.w, u); | |
758 | else { | |
759 | regno = jit_get_reg(jit_class_gpr); | |
760 | jit_movi(regno, u); | |
79bfeef6 | 761 | node = jit_stxi(v->u.w, JIT_FP, regno); |
4a71579b PC |
762 | jit_unget_reg(regno); |
763 | } | |
79bfeef6 PC |
764 | if (node) { |
765 | CHECK_REG_ARGS(); | |
766 | jit_link_alist(node); | |
767 | jit_check_frame(); | |
768 | } | |
4a71579b PC |
769 | jit_dec_synth(); |
770 | } | |
771 | ||
772 | void | |
773 | _jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
774 | { | |
79bfeef6 | 775 | jit_node_t *node = NULL; |
4a71579b PC |
776 | assert(v->code == jit_code_arg_f); |
777 | jit_inc_synth_wp(getarg_f, u, v); | |
778 | if (jit_cpu.abi && !(_jitc->function->self.call & jit_call_varargs)) { | |
779 | if (jit_arg_f_reg_p(v->u.w)) | |
780 | jit_movr_f(u, JIT_FA0 - v->u.w); | |
781 | else | |
79bfeef6 | 782 | node = jit_ldxi_f(u, JIT_FP, v->u.w); |
4a71579b PC |
783 | } |
784 | else if (jit_swf_p()) | |
79bfeef6 | 785 | node = jit_ldxi_f(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
786 | else { |
787 | if (jit_arg_reg_p(v->u.w)) | |
788 | jit_movr_w_f(u, JIT_RA0 - v->u.w); | |
789 | else | |
79bfeef6 PC |
790 | node = jit_ldxi_f(u, JIT_FP, v->u.w); |
791 | } | |
792 | if (node) { | |
793 | CHECK_REG_ARGS(); | |
794 | jit_link_alist(node); | |
795 | jit_check_frame(); | |
4a71579b PC |
796 | } |
797 | jit_dec_synth(); | |
798 | } | |
799 | ||
800 | void | |
801 | _jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
802 | { | |
79bfeef6 | 803 | jit_node_t *node = NULL; |
4a71579b PC |
804 | assert(v->code == jit_code_arg_f); |
805 | jit_inc_synth_wp(putargr_f, u, v); | |
806 | if (jit_cpu.abi) { | |
807 | if (jit_arg_f_reg_p(v->u.w)) | |
808 | jit_movr_f(JIT_FA0 - v->u.w, u); | |
809 | else | |
79bfeef6 | 810 | node = jit_stxi_f(v->u.w, JIT_FP, u); |
4a71579b PC |
811 | } |
812 | else if (jit_swf_p()) | |
79bfeef6 | 813 | node = jit_stxi_f(arg_offset(v->u.w), JIT_FP, u); |
4a71579b PC |
814 | else { |
815 | if (jit_arg_reg_p(v->u.w)) | |
816 | jit_movr_f_w(JIT_RA0 - v->u.w, u); | |
817 | else | |
79bfeef6 PC |
818 | node = jit_stxi_f(v->u.w, JIT_FP, u); |
819 | } | |
820 | if (node) { | |
821 | CHECK_REG_ARGS(); | |
822 | jit_link_alist(node); | |
823 | jit_check_frame(); | |
4a71579b PC |
824 | } |
825 | jit_dec_synth(); | |
826 | } | |
827 | ||
828 | void | |
829 | _jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v) | |
830 | { | |
79bfeef6 PC |
831 | jit_int32_t regno; |
832 | jit_node_t *node = NULL; | |
4a71579b PC |
833 | assert(v->code == jit_code_arg_f); |
834 | jit_inc_synth_fp(putargi_f, u, v); | |
835 | if (jit_cpu.abi) { | |
836 | if (jit_arg_f_reg_p(v->u.w)) | |
837 | jit_movi_f(JIT_FA0 - v->u.w, u); | |
838 | else { | |
839 | regno = jit_get_reg(jit_class_fpr); | |
840 | jit_movi_f(regno, u); | |
79bfeef6 | 841 | node = jit_stxi_f(v->u.w, JIT_FP, regno); |
4a71579b PC |
842 | jit_unget_reg(regno); |
843 | } | |
844 | } | |
845 | else if (jit_swf_p()) { | |
846 | regno = jit_get_reg(jit_class_fpr); | |
847 | jit_movi_f(regno, u); | |
79bfeef6 | 848 | node = jit_stxi_f(arg_offset(v->u.w), JIT_FP, regno); |
4a71579b PC |
849 | jit_unget_reg(regno); |
850 | } | |
851 | else { | |
852 | regno = jit_get_reg(jit_class_fpr); | |
853 | jit_movi_f(regno, u); | |
854 | if (jit_arg_reg_p(v->u.w)) | |
855 | jit_movr_f_w(JIT_RA0 - v->u.w, regno); | |
856 | else | |
79bfeef6 | 857 | node = jit_stxi_f(v->u.w, JIT_FP, regno); |
4a71579b PC |
858 | jit_unget_reg(regno); |
859 | } | |
79bfeef6 PC |
860 | if (node) { |
861 | CHECK_REG_ARGS(); | |
862 | jit_link_alist(node); | |
863 | jit_check_frame(); | |
864 | } | |
4a71579b PC |
865 | jit_dec_synth(); |
866 | } | |
867 | ||
868 | void | |
869 | _jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
870 | { | |
79bfeef6 | 871 | jit_node_t *node = NULL; |
4a71579b PC |
872 | assert(v->code == jit_code_arg_d); |
873 | jit_inc_synth_wp(getarg_d, u, v); | |
874 | if (jit_cpu.abi && !(_jitc->function->self.call & jit_call_varargs)) { | |
875 | if (jit_arg_f_reg_p(v->u.w)) | |
876 | jit_movr_d(u, JIT_FA0 - v->u.w); | |
877 | else | |
79bfeef6 | 878 | node = jit_ldxi_d(u, JIT_FP, v->u.w); |
4a71579b PC |
879 | } |
880 | else if (jit_swf_p()) | |
79bfeef6 | 881 | node = jit_ldxi_d(u, JIT_FP, arg_offset(v->u.w)); |
4a71579b PC |
882 | else { |
883 | if (jit_arg_reg_p(v->u.w)) | |
884 | jit_movr_ww_d(u, JIT_RA0 - v->u.w, JIT_RA0 - (v->u.w + 1)); | |
885 | else | |
79bfeef6 PC |
886 | node = jit_ldxi_d(u, JIT_FP, v->u.w); |
887 | } | |
888 | if (node) { | |
889 | CHECK_REG_ARGS(); | |
890 | jit_link_alist(node); | |
891 | jit_check_frame(); | |
4a71579b PC |
892 | } |
893 | jit_dec_synth(); | |
894 | } | |
895 | ||
896 | void | |
897 | _jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
898 | { | |
79bfeef6 | 899 | jit_node_t *node = NULL; |
4a71579b PC |
900 | assert(v->code == jit_code_arg_d); |
901 | jit_inc_synth_wp(putargr_d, u, v); | |
902 | if (jit_cpu.abi) { | |
903 | if (jit_arg_f_reg_p(v->u.w)) | |
904 | jit_movr_d(JIT_FA0 - v->u.w, u); | |
905 | else | |
79bfeef6 | 906 | node = jit_stxi_d(v->u.w, JIT_FP, u); |
4a71579b PC |
907 | } |
908 | else if (jit_swf_p()) | |
79bfeef6 | 909 | node = jit_stxi_d(arg_offset(v->u.w), JIT_FP, u); |
4a71579b PC |
910 | else { |
911 | if (jit_arg_reg_p(v->u.w)) | |
912 | jit_movr_d_ww(JIT_RA0 - v->u.w, JIT_RA0 - (v->u.w + 1), u); | |
913 | else | |
79bfeef6 PC |
914 | node = jit_stxi_d(v->u.w, JIT_FP, u); |
915 | } | |
916 | if (node) { | |
917 | CHECK_REG_ARGS(); | |
918 | jit_link_alist(node); | |
919 | jit_check_frame(); | |
4a71579b PC |
920 | } |
921 | jit_dec_synth(); | |
922 | } | |
923 | ||
924 | void | |
925 | _jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v) | |
926 | { | |
79bfeef6 PC |
927 | jit_int32_t regno; |
928 | jit_node_t *node = NULL; | |
4a71579b PC |
929 | assert(v->code == jit_code_arg_d); |
930 | jit_inc_synth_dp(putargi_d, u, v); | |
931 | if (jit_cpu.abi) { | |
932 | if (jit_arg_f_reg_p(v->u.w)) | |
933 | jit_movi_d(JIT_FA0 - v->u.w, u); | |
934 | else { | |
935 | regno = jit_get_reg(jit_class_fpr); | |
936 | jit_movi_d(regno, u); | |
79bfeef6 | 937 | node = jit_stxi_d(v->u.w, JIT_FP, regno); |
4a71579b PC |
938 | jit_unget_reg(regno); |
939 | } | |
940 | } | |
941 | else if (jit_swf_p()) { | |
942 | regno = jit_get_reg(jit_class_fpr); | |
943 | jit_movi_d(regno, u); | |
79bfeef6 | 944 | node = jit_stxi_d(arg_offset(v->u.w), JIT_FP, regno); |
4a71579b PC |
945 | jit_unget_reg(regno); |
946 | } | |
947 | else { | |
948 | regno = jit_get_reg(jit_class_fpr); | |
949 | jit_movi_d(regno, u); | |
950 | if (jit_arg_reg_p(v->u.w)) | |
951 | jit_movr_d_ww(JIT_RA0 - v->u.w, JIT_RA0 - (v->u.w + 1), regno); | |
952 | else | |
79bfeef6 | 953 | node = jit_stxi_d(v->u.w, JIT_FP, regno); |
4a71579b PC |
954 | jit_unget_reg(regno); |
955 | } | |
79bfeef6 PC |
956 | if (node) { |
957 | CHECK_REG_ARGS(); | |
958 | jit_link_alist(node); | |
959 | jit_check_frame(); | |
960 | } | |
4a71579b PC |
961 | jit_dec_synth(); |
962 | } | |
963 | ||
964 | void | |
79bfeef6 | 965 | _jit_pushargr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) |
4a71579b PC |
966 | { |
967 | assert(_jitc->function); | |
79bfeef6 | 968 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
969 | jit_link_prepare(); |
970 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
971 | jit_movr(JIT_RA0 - _jitc->function->call.argi, u); | |
972 | ++_jitc->function->call.argi; | |
973 | } | |
974 | else { | |
975 | jit_stxi(_jitc->function->call.size, JIT_SP, u); | |
976 | _jitc->function->call.size += sizeof(jit_word_t); | |
977 | } | |
978 | jit_dec_synth(); | |
979 | } | |
980 | ||
981 | void | |
79bfeef6 | 982 | _jit_pushargi(jit_state_t *_jit, jit_word_t u, jit_code_t code) |
4a71579b PC |
983 | { |
984 | jit_int32_t regno; | |
985 | assert(_jitc->function); | |
79bfeef6 | 986 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
987 | jit_link_prepare(); |
988 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
989 | jit_movi(JIT_RA0 - _jitc->function->call.argi, u); | |
990 | ++_jitc->function->call.argi; | |
991 | } | |
992 | else { | |
993 | regno = jit_get_reg(jit_class_gpr); | |
994 | jit_movi(regno, u); | |
995 | jit_stxi(_jitc->function->call.size, JIT_SP, regno); | |
996 | jit_unget_reg(regno); | |
997 | _jitc->function->call.size += sizeof(jit_word_t); | |
998 | } | |
999 | jit_dec_synth(); | |
1000 | } | |
1001 | ||
1002 | void | |
1003 | _jit_pushargr_f(jit_state_t *_jit, jit_int32_t u) | |
1004 | { | |
1005 | assert(_jitc->function); | |
1006 | jit_inc_synth_w(pushargr_f, u); | |
1007 | jit_link_prepare(); | |
1008 | if (jit_cpu.abi && !(_jitc->function->call.call & jit_call_varargs)) { | |
1009 | if (jit_arg_f_reg_p(_jitc->function->call.argf)) { | |
1010 | jit_movr_f(JIT_FA0 - _jitc->function->call.argf, u); | |
1011 | ++_jitc->function->call.argf; | |
1012 | goto done; | |
1013 | } | |
1014 | } | |
1015 | else { | |
1016 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1017 | jit_movr_f_w(JIT_RA0 - _jitc->function->call.argi, u); | |
1018 | ++_jitc->function->call.argi; | |
1019 | goto done; | |
1020 | } | |
1021 | } | |
1022 | jit_stxi_f(_jitc->function->call.size, JIT_SP, u); | |
1023 | _jitc->function->call.size += sizeof(jit_word_t); | |
1024 | done: | |
1025 | jit_dec_synth(); | |
1026 | } | |
1027 | ||
1028 | void | |
1029 | _jit_pushargi_f(jit_state_t *_jit, jit_float32_t u) | |
1030 | { | |
1031 | jit_int32_t regno; | |
1032 | assert(_jitc->function); | |
1033 | jit_inc_synth_f(pushargi_f, u); | |
1034 | jit_link_prepare(); | |
1035 | if (jit_cpu.abi && !(_jitc->function->call.call & jit_call_varargs)) { | |
1036 | if (jit_arg_f_reg_p(_jitc->function->call.argf)) { | |
1037 | /* cannot jit_movi_f in the argument register because | |
1038 | * float arguments are packed, and that would cause | |
1039 | * either an assertion in debug mode, or overwritting | |
1040 | * two registers */ | |
1041 | regno = jit_get_reg(jit_class_fpr); | |
1042 | jit_movi_f(regno, u); | |
1043 | jit_movr_f(JIT_FA0 - _jitc->function->call.argf, regno); | |
1044 | jit_unget_reg(regno); | |
1045 | ++_jitc->function->call.argf; | |
1046 | goto done; | |
1047 | } | |
1048 | } | |
1049 | else { | |
1050 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1051 | jit_movi_f_w(JIT_RA0 - _jitc->function->call.argi, u); | |
1052 | ++_jitc->function->call.argi; | |
1053 | goto done; | |
1054 | } | |
1055 | } | |
1056 | regno = jit_get_reg(jit_class_fpr); | |
1057 | jit_movi_f(regno, u); | |
1058 | jit_stxi_f(_jitc->function->call.size, JIT_SP, regno); | |
1059 | jit_unget_reg(regno); | |
1060 | _jitc->function->call.size += sizeof(jit_word_t); | |
1061 | done: | |
1062 | jit_dec_synth(); | |
1063 | } | |
1064 | ||
1065 | void | |
1066 | _jit_pushargr_d(jit_state_t *_jit, jit_int32_t u) | |
1067 | { | |
1068 | assert(_jitc->function); | |
1069 | jit_inc_synth_w(pushargr_d, u); | |
1070 | jit_link_prepare(); | |
1071 | if (jit_cpu.abi && !(_jitc->function->call.call & jit_call_varargs)) { | |
1072 | if (jit_arg_d_reg_p(_jitc->function->call.argf)) { | |
1073 | if (_jitc->function->call.argf & 1) | |
1074 | ++_jitc->function->call.argf; | |
1075 | jit_movr_d(JIT_FA0 - _jitc->function->call.argf, u); | |
1076 | _jitc->function->call.argf += 2; | |
1077 | goto done; | |
1078 | } | |
1079 | } | |
1080 | else { | |
1081 | if (_jitc->function->call.argi & 1) | |
1082 | ++_jitc->function->call.argi; | |
1083 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1084 | jit_movr_d_ww(JIT_RA0 - _jitc->function->call.argi, | |
1085 | JIT_RA0 - (_jitc->function->call.argi + 1), | |
1086 | u); | |
1087 | _jitc->function->call.argi += 2; | |
1088 | goto done; | |
1089 | } | |
1090 | } | |
1091 | if (_jitc->function->call.size & 7) | |
1092 | _jitc->function->call.size += 4; | |
1093 | jit_stxi_d(_jitc->function->call.size, JIT_SP, u); | |
1094 | _jitc->function->call.size += sizeof(jit_float64_t); | |
1095 | done: | |
1096 | jit_dec_synth(); | |
1097 | } | |
1098 | ||
1099 | void | |
1100 | _jit_pushargi_d(jit_state_t *_jit, jit_float64_t u) | |
1101 | { | |
1102 | jit_int32_t regno; | |
1103 | assert(_jitc->function); | |
1104 | jit_inc_synth_d(pushargi_d, u); | |
1105 | jit_link_prepare(); | |
1106 | if (jit_cpu.abi && !(_jitc->function->call.call & jit_call_varargs)) { | |
1107 | if (jit_arg_d_reg_p(_jitc->function->call.argf)) { | |
1108 | if (_jitc->function->call.argf & 1) | |
1109 | ++_jitc->function->call.argf; | |
1110 | jit_movi_d(JIT_FA0 - _jitc->function->call.argf, u); | |
1111 | _jitc->function->call.argf += 2; | |
1112 | goto done; | |
1113 | } | |
1114 | } | |
1115 | else { | |
1116 | if (_jitc->function->call.argi & 1) | |
1117 | ++_jitc->function->call.argi; | |
1118 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
1119 | jit_movi_d_ww(JIT_RA0 - _jitc->function->call.argi, | |
1120 | JIT_RA0 - (_jitc->function->call.argi + 1), | |
1121 | u); | |
1122 | _jitc->function->call.argi += 2; | |
1123 | goto done; | |
1124 | } | |
1125 | } | |
1126 | if (_jitc->function->call.size & 7) | |
1127 | _jitc->function->call.size += 4; | |
1128 | regno = jit_get_reg(jit_class_fpr); | |
1129 | jit_movi_d(regno, u); | |
1130 | jit_stxi_d(_jitc->function->call.size, JIT_SP, regno); | |
1131 | jit_unget_reg(regno); | |
1132 | _jitc->function->call.size += sizeof(jit_float64_t); | |
1133 | done: | |
1134 | jit_dec_synth(); | |
1135 | } | |
1136 | ||
1137 | jit_bool_t | |
1138 | _jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno) | |
1139 | { | |
1140 | jit_int32_t spec; | |
1141 | spec = jit_class(_rvs[regno].spec); | |
1142 | if (spec & jit_class_arg) { | |
1143 | regno = JIT_RA0 - regno; | |
1144 | if (regno >= 0 && regno < node->v.w) | |
1145 | return (1); | |
1146 | if (jit_cpu.abi && spec & jit_class_fpr) { | |
1147 | regno = JIT_FA0 - regno; | |
1148 | if (regno >= 0 && regno < node->w.w) | |
1149 | return (1); | |
1150 | } | |
1151 | } | |
1152 | ||
1153 | return (0); | |
1154 | } | |
1155 | ||
1156 | void | |
1157 | _jit_finishr(jit_state_t *_jit, jit_int32_t r0) | |
1158 | { | |
1159 | jit_node_t *node; | |
1160 | assert(_jitc->function); | |
1161 | jit_inc_synth_w(finishr, r0); | |
1162 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
1163 | _jitc->function->self.alen = _jitc->function->call.size; | |
1164 | node = jit_callr(r0); | |
1165 | node->v.w = _jitc->function->self.argi; | |
1166 | node->w.w = _jitc->function->call.argf; | |
1167 | _jitc->function->call.argi = _jitc->function->call.argf = | |
1168 | _jitc->function->call.size = 0; | |
1169 | _jitc->prepare = 0; | |
1170 | jit_dec_synth(); | |
1171 | } | |
1172 | ||
1173 | jit_node_t * | |
1174 | _jit_finishi(jit_state_t *_jit, jit_pointer_t i0) | |
1175 | { | |
1176 | jit_node_t *node; | |
1177 | assert(_jitc->function); | |
1178 | jit_inc_synth_w(finishi, (jit_word_t)i0); | |
1179 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
1180 | _jitc->function->self.alen = _jitc->function->call.size; | |
1181 | node = jit_calli(i0); | |
1182 | node->v.w = _jitc->function->call.argi; | |
1183 | node->w.w = _jitc->function->call.argf; | |
1184 | _jitc->function->call.argi = _jitc->function->call.argf = | |
1185 | _jitc->function->call.size = 0; | |
1186 | _jitc->prepare = 0; | |
1187 | jit_dec_synth(); | |
1188 | return (node); | |
1189 | } | |
1190 | ||
1191 | void | |
1192 | _jit_retval_c(jit_state_t *_jit, jit_int32_t r0) | |
1193 | { | |
1194 | jit_inc_synth_w(retval_c, r0); | |
1195 | jit_extr_c(r0, JIT_RET); | |
1196 | jit_dec_synth(); | |
1197 | } | |
1198 | ||
1199 | void | |
1200 | _jit_retval_uc(jit_state_t *_jit, jit_int32_t r0) | |
1201 | { | |
1202 | jit_inc_synth_w(retval_uc, r0); | |
1203 | jit_extr_uc(r0, JIT_RET); | |
1204 | jit_dec_synth(); | |
1205 | } | |
1206 | ||
1207 | void | |
1208 | _jit_retval_s(jit_state_t *_jit, jit_int32_t r0) | |
1209 | { | |
1210 | jit_inc_synth_w(retval_s, r0); | |
1211 | jit_extr_s(r0, JIT_RET); | |
1212 | jit_dec_synth(); | |
1213 | } | |
1214 | ||
1215 | void | |
1216 | _jit_retval_us(jit_state_t *_jit, jit_int32_t r0) | |
1217 | { | |
1218 | jit_inc_synth_w(retval_us, r0); | |
1219 | jit_extr_us(r0, JIT_RET); | |
1220 | jit_dec_synth(); | |
1221 | } | |
1222 | ||
1223 | void | |
1224 | _jit_retval_i(jit_state_t *_jit, jit_int32_t r0) | |
1225 | { | |
1226 | jit_inc_synth_w(retval_i, r0); | |
1227 | if (r0 != JIT_RET) | |
1228 | jit_movr(r0, JIT_RET); | |
1229 | jit_dec_synth(); | |
1230 | } | |
1231 | ||
1232 | void | |
1233 | _jit_retval_f(jit_state_t *_jit, jit_int32_t r0) | |
1234 | { | |
1235 | jit_inc_synth_w(retval_f, r0); | |
1236 | if (jit_cpu.abi) { | |
1237 | if (r0 != JIT_FRET) | |
1238 | jit_movr_f(r0, JIT_FRET); | |
1239 | } | |
1240 | else if (r0 != JIT_RET) | |
1241 | jit_movr_w_f(r0, JIT_RET); | |
1242 | jit_dec_synth(); | |
1243 | } | |
1244 | ||
1245 | void | |
1246 | _jit_retval_d(jit_state_t *_jit, jit_int32_t r0) | |
1247 | { | |
1248 | jit_inc_synth_w(retval_d, r0); | |
1249 | if (jit_cpu.abi) { | |
1250 | if (r0 != JIT_FRET) | |
1251 | jit_movr_d(r0, JIT_FRET); | |
1252 | } | |
1253 | else if (r0 != JIT_RET) | |
1254 | jit_movr_ww_d(r0, JIT_RET, _R1); | |
1255 | jit_dec_synth(); | |
1256 | } | |
1257 | ||
1258 | jit_pointer_t | |
1259 | _emit_code(jit_state_t *_jit) | |
1260 | { | |
1261 | jit_node_t *node; | |
1262 | jit_node_t *temp; | |
1263 | jit_word_t word; | |
1264 | jit_int32_t value; | |
1265 | jit_int32_t offset; | |
1266 | struct { | |
1267 | jit_node_t *node; | |
1268 | jit_uint8_t *data; | |
1269 | jit_word_t word; | |
79bfeef6 | 1270 | jit_function_t func; |
4a71579b PC |
1271 | #if DEVEL_DISASSEMBLER |
1272 | jit_word_t prevw; | |
1273 | #endif | |
1274 | jit_uword_t thumb; | |
1275 | #if DISASSEMBLER | |
1276 | jit_int32_t info_offset; | |
1277 | #endif | |
1278 | jit_int32_t const_offset; | |
1279 | jit_int32_t patch_offset; | |
1280 | } undo; | |
1281 | #if DEVEL_DISASSEMBLER | |
1282 | jit_word_t prevw; | |
1283 | #endif | |
1284 | ||
1285 | _jitc->function = NULL; | |
1286 | _jitc->thumb = 0; | |
1287 | ||
1288 | jit_reglive_setup(); | |
1289 | ||
1290 | _jitc->consts.data = NULL; | |
1291 | _jitc->consts.offset = _jitc->consts.length = 0; | |
1292 | ||
1293 | undo.word = 0; | |
1294 | undo.node = NULL; | |
1295 | undo.data = NULL; | |
1296 | undo.thumb = 0; | |
1297 | #if DISASSEMBLER | |
1298 | undo.info_offset = | |
1299 | #endif | |
1300 | undo.const_offset = undo.patch_offset = 0; | |
1301 | # define assert_data(node) /**/ | |
1302 | #define case_rr(name, type) \ | |
1303 | case jit_code_##name##r##type: \ | |
1304 | name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1305 | break | |
1306 | #define case_rw(name, type) \ | |
1307 | case jit_code_##name##i##type: \ | |
1308 | name##i##type(rn(node->u.w), node->v.w); \ | |
1309 | break | |
1310 | #define case_vv(name, type) \ | |
1311 | case jit_code_##name##r##type: \ | |
1312 | if (jit_swf_p()) \ | |
1313 | swf_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1314 | else \ | |
1315 | vfp_##name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1316 | break | |
1317 | #define case_vw(name, type) \ | |
1318 | case jit_code_##name##i##type: \ | |
1319 | if (jit_swf_p()) \ | |
1320 | swf_##name##i##type(rn(node->u.w), node->v.w); \ | |
1321 | else \ | |
1322 | vfp_##name##i##type(rn(node->u.w), node->v.w); \ | |
1323 | break | |
1324 | #define case_wr(name, type) \ | |
1325 | case jit_code_##name##i##type: \ | |
1326 | name##i##type(node->u.w, rn(node->v.w)); \ | |
1327 | break | |
1328 | #define case_wv(name, type) \ | |
1329 | case jit_code_##name##i##type: \ | |
1330 | if (jit_swf_p()) \ | |
1331 | swf_##name##i##type(node->u.w, rn(node->v.w)); \ | |
1332 | else \ | |
1333 | vfp_##name##i##type(node->u.w, rn(node->v.w)); \ | |
1334 | break | |
1335 | #define case_rrr(name, type) \ | |
1336 | case jit_code_##name##r##type: \ | |
1337 | name##r##type(rn(node->u.w), \ | |
1338 | rn(node->v.w), rn(node->w.w)); \ | |
1339 | break | |
1340 | #define case_rrrr(name, type) \ | |
1341 | case jit_code_##name##r##type: \ | |
1342 | name##r##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1343 | rn(node->v.w), rn(node->w.w)); \ | |
1344 | break | |
1345 | #define case_vvv(name, type) \ | |
1346 | case jit_code_##name##r##type: \ | |
1347 | if (jit_swf_p()) \ | |
1348 | swf_##name##r##type(rn(node->u.w), \ | |
1349 | rn(node->v.w), rn(node->w.w)); \ | |
1350 | else \ | |
1351 | vfp_##name##r##type(rn(node->u.w), \ | |
1352 | rn(node->v.w), rn(node->w.w)); \ | |
1353 | break | |
1354 | #define case_rrw(name, type) \ | |
1355 | case jit_code_##name##i##type: \ | |
1356 | name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \ | |
1357 | break | |
1358 | #define case_rrrw(name, type) \ | |
1359 | case jit_code_##name##i##type: \ | |
1360 | name##i##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1361 | rn(node->v.w), node->w.w); \ | |
1362 | break | |
1363 | #define case_vvw(name, type) \ | |
1364 | case jit_code_##name##i##type: \ | |
1365 | if (jit_swf_p()) \ | |
1366 | swf_##name##i##type(rn(node->u.w), \ | |
1367 | rn(node->v.w), node->w.w); \ | |
1368 | else \ | |
1369 | vfp_##name##i##type(rn(node->u.w), \ | |
1370 | rn(node->v.w), node->w.w); \ | |
1371 | break | |
1372 | #define case_vvf(name) \ | |
1373 | case jit_code_##name##i_f: \ | |
1374 | assert_data(node); \ | |
1375 | if (jit_swf_p()) \ | |
1376 | swf_##name##i_f(rn(node->u.w), rn(node->v.w), \ | |
1377 | node->w.f); \ | |
1378 | else \ | |
1379 | vfp_##name##i_f(rn(node->u.w), rn(node->v.w), \ | |
1380 | node->w.f); \ | |
1381 | break | |
1382 | #define case_vvd(name) \ | |
1383 | case jit_code_##name##i_d: \ | |
1384 | assert_data(node); \ | |
1385 | if (jit_swf_p()) \ | |
1386 | swf_##name##i_d(rn(node->u.w), rn(node->v.w), \ | |
1387 | node->w.d); \ | |
1388 | else \ | |
1389 | vfp_##name##i_d(rn(node->u.w), rn(node->v.w), \ | |
1390 | node->w.d); \ | |
1391 | break | |
1392 | #define case_wrr(name, type) \ | |
1393 | case jit_code_##name##i##type: \ | |
1394 | name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \ | |
1395 | break | |
1396 | #define case_wvv(name, type) \ | |
1397 | case jit_code_##name##i##type: \ | |
1398 | if (jit_swf_p()) \ | |
1399 | swf_##name##i##type(node->u.w, \ | |
1400 | rn(node->v.w), rn(node->w.w)); \ | |
1401 | else \ | |
1402 | vfp_##name##i##type(node->u.w, \ | |
1403 | rn(node->v.w), rn(node->w.w)); \ | |
1404 | break | |
1405 | #define case_brr(name, type) \ | |
1406 | case jit_code_##name##r##type: \ | |
1407 | temp = node->u.n; \ | |
1408 | assert(temp->code == jit_code_label || \ | |
1409 | temp->code == jit_code_epilog); \ | |
1410 | if (temp->flag & jit_flag_patch) \ | |
1411 | name##r##type(temp->u.w, rn(node->v.w), \ | |
1412 | rn(node->w.w)); \ | |
1413 | else { \ | |
1414 | word = name##r##type(_jit->pc.w, \ | |
1415 | rn(node->v.w), rn(node->w.w)); \ | |
79bfeef6 | 1416 | patch(word, node, arm_patch_jump); \ |
4a71579b PC |
1417 | } \ |
1418 | break | |
1419 | #define case_bvv(name, type) \ | |
1420 | case jit_code_##name##r##type: \ | |
1421 | temp = node->u.n; \ | |
1422 | assert(temp->code == jit_code_label || \ | |
1423 | temp->code == jit_code_epilog); \ | |
1424 | if (temp->flag & jit_flag_patch) { \ | |
1425 | if (jit_swf_p()) \ | |
1426 | swf_##name##r##type(temp->u.w, rn(node->v.w), \ | |
1427 | rn(node->w.w)); \ | |
1428 | else \ | |
1429 | vfp_##name##r##type(temp->u.w, rn(node->v.w), \ | |
1430 | rn(node->w.w)); \ | |
1431 | } \ | |
1432 | else { \ | |
1433 | if (jit_swf_p()) \ | |
1434 | word = swf_##name##r##type(_jit->pc.w, \ | |
1435 | rn(node->v.w), \ | |
1436 | rn(node->w.w)); \ | |
1437 | else \ | |
1438 | word = vfp_##name##r##type(_jit->pc.w, \ | |
1439 | rn(node->v.w), \ | |
1440 | rn(node->w.w)); \ | |
79bfeef6 | 1441 | patch(word, node, arm_patch_jump); \ |
4a71579b PC |
1442 | } \ |
1443 | break | |
1444 | #define case_brw(name, type) \ | |
1445 | case jit_code_##name##i##type: \ | |
1446 | temp = node->u.n; \ | |
1447 | assert(temp->code == jit_code_label || \ | |
1448 | temp->code == jit_code_epilog); \ | |
1449 | if (temp->flag & jit_flag_patch) \ | |
1450 | name##i##type(temp->u.w, \ | |
1451 | rn(node->v.w), node->w.w); \ | |
1452 | else { \ | |
1453 | word = name##i##type(_jit->pc.w, \ | |
1454 | rn(node->v.w), node->w.w); \ | |
79bfeef6 | 1455 | patch(word, node, arm_patch_jump); \ |
4a71579b PC |
1456 | } \ |
1457 | break; | |
1458 | #define case_bvf(name) \ | |
1459 | case jit_code_##name##i_f: \ | |
1460 | temp = node->u.n; \ | |
1461 | assert(temp->code == jit_code_label || \ | |
1462 | temp->code == jit_code_epilog); \ | |
1463 | if (temp->flag & jit_flag_patch) { \ | |
1464 | if (jit_swf_p()) \ | |
1465 | swf_##name##i_f(temp->u.w, rn(node->v.w), \ | |
1466 | node->w.f); \ | |
1467 | else \ | |
1468 | vfp_##name##i_f(temp->u.w, rn(node->v.w), \ | |
1469 | node->w.f); \ | |
1470 | } \ | |
1471 | else { \ | |
1472 | if (jit_swf_p()) \ | |
1473 | word = swf_##name##i_f(_jit->pc.w, \ | |
1474 | rn(node->v.w), \ | |
1475 | node->w.f); \ | |
1476 | else \ | |
1477 | word = vfp_##name##i_f(_jit->pc.w, \ | |
1478 | rn(node->v.w), \ | |
1479 | node->w.f); \ | |
79bfeef6 | 1480 | patch(word, node, arm_patch_jump); \ |
4a71579b PC |
1481 | } \ |
1482 | break | |
1483 | #define case_bvd(name) \ | |
1484 | case jit_code_##name##i_d: \ | |
1485 | temp = node->u.n; \ | |
1486 | assert(temp->code == jit_code_label || \ | |
1487 | temp->code == jit_code_epilog); \ | |
1488 | if (temp->flag & jit_flag_patch) { \ | |
1489 | if (jit_swf_p()) \ | |
1490 | swf_##name##i_d(temp->u.w, rn(node->v.w), \ | |
1491 | node->w.d); \ | |
1492 | else \ | |
1493 | vfp_##name##i_d(temp->u.w, rn(node->v.w), \ | |
1494 | node->w.d); \ | |
1495 | } \ | |
1496 | else { \ | |
1497 | if (jit_swf_p()) \ | |
1498 | word = swf_##name##i_d(_jit->pc.w, \ | |
1499 | rn(node->v.w), \ | |
1500 | node->w.d); \ | |
1501 | else \ | |
1502 | word = vfp_##name##i_d(_jit->pc.w, \ | |
1503 | rn(node->v.w), \ | |
1504 | node->w.d); \ | |
79bfeef6 | 1505 | patch(word, node, arm_patch_jump); \ |
4a71579b PC |
1506 | } \ |
1507 | break | |
1508 | #if DEVEL_DISASSEMBLER | |
1509 | prevw = _jit->pc.w; | |
1510 | #endif | |
1511 | for (node = _jitc->head; node; node = node->next) { | |
1512 | if (_jit->pc.uc >= _jitc->code.end) | |
1513 | return (NULL); | |
1514 | ||
1515 | #if DEVEL_DISASSEMBLER | |
1516 | node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw; | |
1517 | prevw = _jit->pc.w; | |
1518 | #endif | |
1519 | value = jit_classify(node->code); | |
1520 | jit_regarg_set(node, value); | |
1521 | switch (node->code) { | |
1522 | case jit_code_align: | |
c0c16242 PC |
1523 | /* Must align to a power of two */ |
1524 | assert(!(node->u.w & (node->u.w - 1))); | |
1525 | if ((word = _jit->pc.w & (node->u.w - 1))) | |
1526 | nop(node->u.w - word); | |
4a71579b | 1527 | break; |
79bfeef6 PC |
1528 | case jit_code_skip: |
1529 | if (jit_thumb_p()) | |
1530 | nop((node->u.w + 1) & ~1); | |
1531 | else | |
1532 | nop((node->u.w + 3) & ~3); | |
1533 | break; | |
4a71579b PC |
1534 | case jit_code_note: case jit_code_name: |
1535 | if (must_align_p(node->next)) | |
1536 | nop(2); | |
1537 | node->u.w = _jit->pc.w; | |
1538 | break; | |
1539 | case jit_code_label: | |
1540 | if (must_align_p(node->next)) | |
1541 | nop(2); | |
1542 | /* remember label is defined */ | |
1543 | node->flag |= jit_flag_patch; | |
1544 | node->u.w = _jit->pc.w; | |
1545 | break; | |
1546 | case_rrr(add,); | |
1547 | case_rrw(add,); | |
1548 | case_rrr(addc,); | |
1549 | case_rrw(addc,); | |
1550 | case_rrr(addx,); | |
1551 | case_rrw(addx,); | |
1552 | case_rrr(sub,); | |
1553 | case_rrw(sub,); | |
1554 | case_rrr(subc,); | |
1555 | case_rrw(subc,); | |
1556 | case_rrr(subx,); | |
1557 | case_rrw(subx,); | |
1558 | case_rrw(rsb,); | |
1559 | case_rrr(mul,); | |
1560 | case_rrw(mul,); | |
1561 | case_rrrr(qmul,); | |
1562 | case_rrrw(qmul,); | |
1563 | case_rrrr(qmul, _u); | |
1564 | case_rrrw(qmul, _u); | |
1565 | case_rrr(div,); | |
1566 | case_rrw(div,); | |
1567 | case_rrr(div, _u); | |
1568 | case_rrw(div, _u); | |
1569 | case_rrrr(qdiv,); | |
1570 | case_rrrw(qdiv,); | |
1571 | case_rrrr(qdiv, _u); | |
1572 | case_rrrw(qdiv, _u); | |
1573 | case_rrr(rem,); | |
1574 | case_rrw(rem,); | |
1575 | case_rrr(rem, _u); | |
1576 | case_rrw(rem, _u); | |
1577 | case_rrr(lsh,); | |
1578 | case_rrw(lsh,); | |
1579 | case_rrr(rsh,); | |
1580 | case_rrw(rsh,); | |
1581 | case_rrr(rsh, _u); | |
1582 | case_rrw(rsh, _u); | |
1583 | case_rr(neg,); | |
1584 | case_rr(com,); | |
79bfeef6 PC |
1585 | case_rr(clo,); |
1586 | case_rr(clz,); | |
1587 | case_rr(cto,); | |
1588 | case_rr(ctz,); | |
4a71579b PC |
1589 | case_rrr(and,); |
1590 | case_rrw(and,); | |
1591 | case_rrr(or,); | |
1592 | case_rrw(or,); | |
1593 | case_rrr(xor,); | |
1594 | case_rrw(xor,); | |
1595 | case_vv(trunc, _f_i); | |
1596 | case_vv(trunc, _d_i); | |
1597 | case_rr(ld, _c); | |
1598 | case_rw(ld, _c); | |
1599 | case_rr(ld, _uc); | |
1600 | case_rw(ld, _uc); | |
1601 | case_rr(ld, _s); | |
1602 | case_rw(ld, _s); | |
1603 | case_rr(ld, _us); | |
1604 | case_rw(ld, _us); | |
1605 | case_rr(ld, _i); | |
1606 | case_rw(ld, _i); | |
1607 | case_rrr(ldx, _c); | |
1608 | case_rrw(ldx, _c); | |
1609 | case_rrr(ldx, _uc); | |
1610 | case_rrw(ldx, _uc); | |
1611 | case_rrr(ldx, _s); | |
1612 | case_rrw(ldx, _s); | |
1613 | case_rrr(ldx, _us); | |
1614 | case_rrw(ldx, _us); | |
1615 | case_rrr(ldx, _i); | |
1616 | case_rrw(ldx, _i); | |
1617 | case_rr(st, _c); | |
1618 | case_wr(st, _c); | |
1619 | case_rr(st, _s); | |
1620 | case_wr(st, _s); | |
1621 | case_rr(st, _i); | |
1622 | case_wr(st, _i); | |
1623 | case_rrr(stx, _c); | |
1624 | case_wrr(stx, _c); | |
1625 | case_rrr(stx, _s); | |
1626 | case_wrr(stx, _s); | |
1627 | case_rrr(stx, _i); | |
1628 | case_wrr(stx, _i); | |
1629 | case_rr(hton, _us); | |
1630 | case_rr(hton, _ui); | |
40a44dcb PC |
1631 | case_rr(bswap, _us); |
1632 | case_rr(bswap, _ui); | |
4a71579b PC |
1633 | case_rr(ext, _c); |
1634 | case_rr(ext, _uc); | |
1635 | case_rr(ext, _s); | |
1636 | case_rr(ext, _us); | |
ba3814c1 PC |
1637 | case jit_code_casr: |
1638 | casr(rn(node->u.w), rn(node->v.w), | |
1639 | rn(node->w.q.l), rn(node->w.q.h)); | |
1640 | break; | |
1641 | case jit_code_casi: | |
1642 | casi(rn(node->u.w), node->v.w, | |
1643 | rn(node->w.q.l), rn(node->w.q.h)); | |
1644 | break; | |
4a71579b | 1645 | case_rr(mov,); |
e0659411 PC |
1646 | case_rrr(movn,); |
1647 | case_rrr(movz,); | |
4a71579b PC |
1648 | case jit_code_movi: |
1649 | if (node->flag & jit_flag_node) { | |
1650 | temp = node->v.n; | |
1651 | if (temp->code == jit_code_data || | |
1652 | (temp->code == jit_code_label && | |
1653 | (temp->flag & jit_flag_patch))) | |
1654 | movi(rn(node->u.w), temp->u.w); | |
1655 | else { | |
1656 | assert(temp->code == jit_code_label || | |
1657 | temp->code == jit_code_epilog); | |
1658 | word = movi_p(rn(node->u.w), temp->u.w); | |
79bfeef6 | 1659 | patch(word, node, arm_patch_word); |
4a71579b PC |
1660 | } |
1661 | } | |
1662 | else | |
1663 | movi(rn(node->u.w), node->v.w); | |
1664 | break; | |
1665 | case_rrr(lt,); | |
1666 | case_rrw(lt,); | |
1667 | case_rrr(lt, _u); | |
1668 | case_rrw(lt, _u); | |
1669 | case_rrr(le,); | |
1670 | case_rrw(le,); | |
1671 | case_rrr(le, _u); | |
1672 | case_rrw(le, _u); | |
1673 | case_rrr(eq,); | |
1674 | case_rrw(eq,); | |
1675 | case_rrr(ge,); | |
1676 | case_rrw(ge,); | |
1677 | case_rrr(ge, _u); | |
1678 | case_rrw(ge, _u); | |
1679 | case_rrr(gt,); | |
1680 | case_rrw(gt,); | |
1681 | case_rrr(gt, _u); | |
1682 | case_rrw(gt, _u); | |
1683 | case_rrr(ne,); | |
1684 | case_rrw(ne,); | |
1685 | case_brr(blt,); | |
1686 | case_brw(blt,); | |
1687 | case_brr(blt, _u); | |
1688 | case_brw(blt, _u); | |
1689 | case_brr(ble,); | |
1690 | case_brw(ble,); | |
1691 | case_brr(ble, _u); | |
1692 | case_brw(ble, _u); | |
1693 | case_brr(beq,); | |
1694 | case_brw(beq,); | |
1695 | case_brr(bge,); | |
1696 | case_brw(bge,); | |
1697 | case_brr(bge, _u); | |
1698 | case_brw(bge, _u); | |
1699 | case_brr(bgt,); | |
1700 | case_brw(bgt,); | |
1701 | case_brr(bgt, _u); | |
1702 | case_brw(bgt, _u); | |
1703 | case_brr(bne,); | |
1704 | case_brw(bne,); | |
1705 | case_brr(boadd,); | |
1706 | case_brw(boadd,); | |
1707 | case_brr(boadd, _u); | |
1708 | case_brw(boadd, _u); | |
1709 | case_brr(bxadd,); | |
1710 | case_brw(bxadd,); | |
1711 | case_brr(bxadd, _u); | |
1712 | case_brw(bxadd, _u); | |
1713 | case_brr(bosub,); | |
1714 | case_brw(bosub,); | |
1715 | case_brr(bosub, _u); | |
1716 | case_brw(bosub, _u); | |
1717 | case_brr(bxsub,); | |
1718 | case_brw(bxsub,); | |
1719 | case_brr(bxsub, _u); | |
1720 | case_brw(bxsub, _u); | |
1721 | case_brr(bms,); | |
1722 | case_brw(bms,); | |
1723 | case_brr(bmc,); | |
1724 | case_brw(bmc,); | |
1725 | case_vvv(add, _f); | |
1726 | case_vvf(add); | |
1727 | case_vvv(sub, _f); | |
1728 | case_vvf(sub); | |
1729 | case_vvf(rsb); | |
1730 | case_vvv(mul, _f); | |
1731 | case_vvf(mul); | |
1732 | case_vvv(div, _f); | |
1733 | case_vvf(div); | |
1734 | case_vv(abs, _f); | |
1735 | case_vv(neg, _f); | |
1736 | case_vv(sqrt, _f); | |
1737 | case_vv(ext, _f); | |
1738 | case_vv(ld, _f); | |
1739 | case_vw(ld, _f); | |
1740 | case_vvv(ldx, _f); | |
1741 | case_vvw(ldx, _f); | |
1742 | case_vv(st, _f); | |
1743 | case_wv(st, _f); | |
1744 | case_vvv(stx, _f); | |
1745 | case_wvv(stx, _f); | |
1746 | case_vv(mov, _f); | |
1747 | case jit_code_movi_f: | |
1748 | assert_data(node); | |
1749 | if (jit_swf_p()) | |
1750 | swf_movi_f(rn(node->u.w), node->v.f); | |
1751 | else | |
1752 | vfp_movi_f(rn(node->u.w), node->v.f); | |
1753 | break; | |
1754 | case_vv(ext, _d_f); | |
1755 | case_vvv(lt, _f); | |
1756 | case_vvf(lt); | |
1757 | case_vvv(le, _f); | |
1758 | case_vvf(le); | |
1759 | case_vvv(eq, _f); | |
1760 | case_vvf(eq); | |
1761 | case_vvv(ge, _f); | |
1762 | case_vvf(ge); | |
1763 | case_vvv(gt, _f); | |
1764 | case_vvf(gt); | |
1765 | case_vvv(ne, _f); | |
1766 | case_vvf(ne); | |
1767 | case_vvv(unlt, _f); | |
1768 | case_vvf(unlt); | |
1769 | case_vvv(unle, _f); | |
1770 | case_vvf(unle); | |
1771 | case_vvv(uneq, _f); | |
1772 | case_vvf(uneq); | |
1773 | case_vvv(unge, _f); | |
1774 | case_vvf(unge); | |
1775 | case_vvv(ungt, _f); | |
1776 | case_vvf(ungt); | |
1777 | case_vvv(ltgt, _f); | |
1778 | case_vvf(ltgt); | |
1779 | case_vvv(ord, _f); | |
1780 | case_vvf(ord); | |
1781 | case_vvv(unord, _f); | |
1782 | case_vvf(unord); | |
1783 | case_bvv(blt, _f); | |
1784 | case_bvf(blt); | |
1785 | case_bvv(ble, _f); | |
1786 | case_bvf(ble); | |
1787 | case_bvv(beq, _f); | |
1788 | case_bvf(beq); | |
1789 | case_bvv(bge, _f); | |
1790 | case_bvf(bge); | |
1791 | case_bvv(bgt, _f); | |
1792 | case_bvf(bgt); | |
1793 | case_bvv(bne, _f); | |
1794 | case_bvf(bne); | |
1795 | case_bvv(bunlt, _f); | |
1796 | case_bvf(bunlt); | |
1797 | case_bvv(bunle, _f); | |
1798 | case_bvf(bunle); | |
1799 | case_bvv(buneq, _f); | |
1800 | case_bvf(buneq); | |
1801 | case_bvv(bunge, _f); | |
1802 | case_bvf(bunge); | |
1803 | case_bvv(bungt, _f); | |
1804 | case_bvf(bungt); | |
1805 | case_bvv(bltgt, _f); | |
1806 | case_bvf(bltgt); | |
1807 | case_bvv(bord, _f); | |
1808 | case_bvf(bord); | |
1809 | case_bvv(bunord, _f); | |
1810 | case_bvf(bunord); | |
1811 | case_vvv(add, _d); | |
1812 | case_vvd(add); | |
1813 | case_vvv(sub, _d); | |
1814 | case_vvd(sub); | |
1815 | case_vvd(rsb); | |
1816 | case_vvv(mul, _d); | |
1817 | case_vvd(mul); | |
1818 | case_vvv(div, _d); | |
1819 | case_vvd(div); | |
1820 | case_vv(abs, _d); | |
1821 | case_vv(neg, _d); | |
1822 | case_vv(sqrt, _d); | |
1823 | case_vv(ext, _d); | |
1824 | case_vv(ld, _d); | |
1825 | case_vw(ld, _d); | |
1826 | case_vvv(ldx, _d); | |
1827 | case_vvw(ldx, _d); | |
1828 | case_vv(st, _d); | |
1829 | case_wv(st, _d); | |
1830 | case_vvv(stx, _d); | |
1831 | case_wvv(stx, _d); | |
1832 | case_vv(mov, _d); | |
1833 | case jit_code_movi_d: | |
1834 | assert_data(node); | |
1835 | if (jit_swf_p()) | |
1836 | swf_movi_d(rn(node->u.w), node->v.d); | |
1837 | else | |
1838 | vfp_movi_d(rn(node->u.w), node->v.d); | |
1839 | break; | |
1840 | case_vv(ext, _f_d); | |
1841 | case_vvv(lt, _d); | |
1842 | case_vvd(lt); | |
1843 | case_vvv(le, _d); | |
1844 | case_vvd(le); | |
1845 | case_vvv(eq, _d); | |
1846 | case_vvd(eq); | |
1847 | case_vvv(ge, _d); | |
1848 | case_vvd(ge); | |
1849 | case_vvv(gt, _d); | |
1850 | case_vvd(gt); | |
1851 | case_vvv(ne, _d); | |
1852 | case_vvd(ne); | |
1853 | case_vvv(unlt, _d); | |
1854 | case_vvd(unlt); | |
1855 | case_vvv(unle, _d); | |
1856 | case_vvd(unle); | |
1857 | case_vvv(uneq, _d); | |
1858 | case_vvd(uneq); | |
1859 | case_vvv(unge, _d); | |
1860 | case_vvd(unge); | |
1861 | case_vvv(ungt, _d); | |
1862 | case_vvd(ungt); | |
1863 | case_vvv(ltgt, _d); | |
1864 | case_vvd(ltgt); | |
1865 | case_vvv(ord, _d); | |
1866 | case_vvd(ord); | |
1867 | case_vvv(unord, _d); | |
1868 | case_vvd(unord); | |
1869 | case_bvv(blt, _d); | |
1870 | case_bvd(blt); | |
1871 | case_bvv(ble, _d); | |
1872 | case_bvd(ble); | |
1873 | case_bvv(beq, _d); | |
1874 | case_bvd(beq); | |
1875 | case_bvv(bge, _d); | |
1876 | case_bvd(bge); | |
1877 | case_bvv(bgt, _d); | |
1878 | case_bvd(bgt); | |
1879 | case_bvv(bne, _d); | |
1880 | case_bvd(bne); | |
1881 | case_bvv(bunlt, _d); | |
1882 | case_bvd(bunlt); | |
1883 | case_bvv(bunle, _d); | |
1884 | case_bvd(bunle); | |
1885 | case_bvv(buneq, _d); | |
1886 | case_bvd(buneq); | |
1887 | case_bvv(bunge, _d); | |
1888 | case_bvd(bunge); | |
1889 | case_bvv(bungt, _d); | |
1890 | case_bvd(bungt); | |
1891 | case_bvv(bltgt, _d); | |
1892 | case_bvd(bltgt); | |
1893 | case_bvv(bord, _d); | |
1894 | case_bvd(bord); | |
1895 | case_bvv(bunord, _d); | |
1896 | case_bvd(bunord); | |
1897 | case jit_code_jmpr: | |
79bfeef6 | 1898 | jit_check_frame(); |
4a71579b PC |
1899 | jmpr(rn(node->u.w)); |
1900 | flush_consts(); | |
1901 | break; | |
1902 | case jit_code_jmpi: | |
1903 | if (node->flag & jit_flag_node) { | |
1904 | temp = node->u.n; | |
1905 | assert(temp->code == jit_code_label || | |
1906 | temp->code == jit_code_epilog); | |
1907 | if (temp->flag & jit_flag_patch) | |
1908 | jmpi(temp->u.w); | |
1909 | else { | |
79bfeef6 PC |
1910 | word = _jit->code.length - |
1911 | (_jit->pc.uc - _jit->code.ptr); | |
1912 | if (jit_thumb_p()) word >>= 1; | |
1913 | else word >>= 2; | |
1914 | word -= 2; | |
1915 | value = _s24P(word); | |
1916 | word = jmpi_p(_jit->pc.w, value); | |
1917 | patch(word, node, value ? | |
1918 | arm_patch_jump : arm_patch_word); | |
4a71579b PC |
1919 | } |
1920 | } | |
79bfeef6 PC |
1921 | else { |
1922 | jit_check_frame(); | |
4a71579b | 1923 | jmpi(node->u.w); |
79bfeef6 | 1924 | } |
4a71579b PC |
1925 | flush_consts(); |
1926 | break; | |
1927 | case jit_code_callr: | |
79bfeef6 | 1928 | jit_check_frame(); |
4a71579b PC |
1929 | callr(rn(node->u.w)); |
1930 | break; | |
1931 | case jit_code_calli: | |
1932 | if (node->flag & jit_flag_node) { | |
79bfeef6 | 1933 | CHECK_RETURN(); |
4a71579b PC |
1934 | temp = node->u.n; |
1935 | assert(temp->code == jit_code_label || | |
1936 | temp->code == jit_code_epilog); | |
1937 | if (temp->flag & jit_flag_patch) | |
79bfeef6 | 1938 | calli(temp->u.w, 0); |
4a71579b | 1939 | else { |
79bfeef6 PC |
1940 | word = _jit->code.length - |
1941 | (_jit->pc.uc - _jit->code.ptr); | |
1942 | if (jit_exchange_p()) | |
1943 | word -= 8; | |
1944 | if (jit_thumb_p()) word >>= 1; | |
1945 | else word >>= 2; | |
1946 | word -= 2; | |
1947 | value = _s24P(word); | |
1948 | word = calli_p(_jit->pc.w, value); | |
1949 | patch(word, node, value ? | |
1950 | arm_patch_call : arm_patch_word); | |
4a71579b PC |
1951 | } |
1952 | } | |
79bfeef6 PC |
1953 | else { |
1954 | jit_check_frame(); | |
1955 | calli(node->u.w, jit_exchange_p()); | |
1956 | } | |
4a71579b PC |
1957 | break; |
1958 | case jit_code_prolog: | |
1959 | _jitc->function = _jitc->functions.ptr + node->w.w; | |
1960 | undo.node = node; | |
1961 | undo.word = _jit->pc.w; | |
79bfeef6 | 1962 | memcpy(&undo.func, _jitc->function, sizeof(undo.func)); |
4a71579b PC |
1963 | #if DEVEL_DISASSEMBLER |
1964 | undo.prevw = prevw; | |
1965 | #endif | |
1966 | undo.data = _jitc->consts.data; | |
1967 | undo.thumb = _jitc->thumb; | |
1968 | undo.const_offset = _jitc->consts.offset; | |
1969 | undo.patch_offset = _jitc->patches.offset; | |
1970 | #if DISASSEMBLER | |
1971 | if (_jitc->data_info.ptr) | |
1972 | undo.info_offset = _jitc->data_info.offset; | |
1973 | #endif | |
1974 | restart_function: | |
1975 | _jitc->again = 0; | |
79bfeef6 PC |
1976 | compute_framesize(); |
1977 | patch_alist(0); | |
4a71579b PC |
1978 | prolog(node); |
1979 | break; | |
1980 | case jit_code_epilog: | |
1981 | assert(_jitc->function == _jitc->functions.ptr + node->w.w); | |
1982 | if (_jitc->again) { | |
1983 | for (temp = undo.node->next; | |
1984 | temp != node; temp = temp->next) { | |
1985 | if (temp->code == jit_code_label || | |
1986 | temp->code == jit_code_epilog) | |
1987 | temp->flag &= ~jit_flag_patch; | |
1988 | } | |
1989 | temp->flag &= ~jit_flag_patch; | |
1990 | node = undo.node; | |
1991 | _jit->pc.w = undo.word; | |
79bfeef6 PC |
1992 | /* undo.func.self.aoff and undo.func.regset should not |
1993 | * be undone, as they will be further updated, and are | |
1994 | * the reason of the undo. */ | |
1995 | undo.func.self.aoff = _jitc->function->frame + | |
1996 | _jitc->function->self.aoff; | |
1997 | undo.func.need_frame = _jitc->function->need_frame; | |
1998 | undo.func.need_return = _jitc->function->need_return; | |
1999 | jit_regset_set(&undo.func.regset, &_jitc->function->regset); | |
2000 | /* allocar information also does not need to be undone */ | |
2001 | undo.func.aoffoff = _jitc->function->aoffoff; | |
2002 | undo.func.allocar = _jitc->function->allocar; | |
2003 | /* swf_offset and check_reg_args must also not be undone */ | |
2004 | undo.func.swf_offset = _jitc->function->swf_offset; | |
2005 | undo.func.save_reg_args = _jitc->function->save_reg_args; | |
2006 | memcpy(_jitc->function, &undo.func, sizeof(undo.func)); | |
4a71579b PC |
2007 | #if DEVEL_DISASSEMBLER |
2008 | prevw = undo.prevw; | |
2009 | #endif | |
2010 | invalidate_consts(); | |
2011 | _jitc->consts.data = undo.data; | |
2012 | _jitc->thumb = undo.thumb; | |
2013 | _jitc->consts.offset = undo.const_offset; | |
2014 | _jitc->patches.offset = undo.patch_offset; | |
2015 | #if DISASSEMBLER | |
2016 | if (_jitc->data_info.ptr) | |
2017 | _jitc->data_info.offset = undo.info_offset; | |
2018 | #endif | |
79bfeef6 | 2019 | patch_alist(1); |
4a71579b PC |
2020 | goto restart_function; |
2021 | } | |
2022 | /* remember label is defined */ | |
2023 | node->flag |= jit_flag_patch; | |
2024 | node->u.w = _jit->pc.w; | |
2025 | epilog(node); | |
2026 | _jitc->function = NULL; | |
2027 | flush_consts(); | |
2028 | break; | |
2029 | case jit_code_movr_w_f: | |
2030 | if (jit_swf_p()) | |
2031 | swf_movr_f(rn(node->u.w), rn(node->v.w)); | |
2032 | else | |
2033 | vfp_movr_f(rn(node->u.w), rn(node->v.w)); | |
2034 | break; | |
2035 | case jit_code_movr_f_w: | |
2036 | if (jit_swf_p()) | |
2037 | swf_movr_f(rn(node->u.w), rn(node->v.w)); | |
2038 | else | |
2039 | vfp_movr_f(rn(node->u.w), rn(node->v.w)); | |
2040 | break; | |
2041 | case jit_code_movi_f_w: | |
2042 | assert_data(node); | |
2043 | if (jit_swf_p()) | |
2044 | swf_movi_f(rn(node->u.w), node->v.f); | |
2045 | else | |
2046 | vfp_movi_f(rn(node->u.w), node->v.f); | |
2047 | break; | |
2048 | case jit_code_movr_ww_d: | |
2049 | if (jit_swf_p()) | |
2050 | swf_movr_d(rn(node->u.w), rn(node->v.w)); | |
2051 | else | |
2052 | vfp_movr_d(rn(node->u.w), rn(node->v.w)); | |
2053 | break; | |
2054 | case jit_code_movr_d_ww: | |
2055 | if (jit_swf_p()) | |
2056 | swf_movr_d(rn(node->u.w), rn(node->w.w)); | |
2057 | else | |
2058 | vfp_movr_d(rn(node->u.w), rn(node->w.w)); | |
2059 | break; | |
2060 | case jit_code_movi_d_ww: | |
2061 | assert_data(node); | |
2062 | if (jit_swf_p()) | |
2063 | swf_movi_d(rn(node->u.w), node->w.d); | |
2064 | else | |
2065 | vfp_movi_d(rn(node->u.w), node->w.d); | |
2066 | break; | |
2067 | case jit_code_va_start: | |
2068 | vastart(rn(node->u.w)); | |
2069 | break; | |
2070 | case jit_code_va_arg: | |
2071 | vaarg(rn(node->u.w), rn(node->v.w)); | |
2072 | break; | |
2073 | case jit_code_va_arg_d: | |
2074 | if (jit_swf_p()) | |
2075 | swf_vaarg_d(rn(node->u.w), rn(node->v.w)); | |
2076 | else | |
2077 | vfp_vaarg_d(rn(node->u.w), rn(node->v.w)); | |
2078 | break; | |
2079 | case jit_code_live: case jit_code_ellipsis: | |
2080 | case jit_code_va_push: | |
2081 | case jit_code_allocai: case jit_code_allocar: | |
79bfeef6 PC |
2082 | case jit_code_arg_c: case jit_code_arg_s: |
2083 | case jit_code_arg_i: | |
4a71579b PC |
2084 | case jit_code_arg_f: case jit_code_arg_d: |
2085 | case jit_code_va_end: | |
2086 | case jit_code_ret: | |
79bfeef6 PC |
2087 | case jit_code_retr_c: case jit_code_reti_c: |
2088 | case jit_code_retr_uc: case jit_code_reti_uc: | |
2089 | case jit_code_retr_s: case jit_code_reti_s: | |
2090 | case jit_code_retr_us: case jit_code_reti_us: | |
2091 | case jit_code_retr_i: case jit_code_reti_i: | |
4a71579b PC |
2092 | case jit_code_retr_f: case jit_code_reti_f: |
2093 | case jit_code_retr_d: case jit_code_reti_d: | |
2094 | case jit_code_getarg_c: case jit_code_getarg_uc: | |
2095 | case jit_code_getarg_s: case jit_code_getarg_us: | |
2096 | case jit_code_getarg_i: | |
2097 | case jit_code_getarg_f: case jit_code_getarg_d: | |
79bfeef6 PC |
2098 | case jit_code_putargr_c: case jit_code_putargi_c: |
2099 | case jit_code_putargr_uc: case jit_code_putargi_uc: | |
2100 | case jit_code_putargr_s: case jit_code_putargi_s: | |
2101 | case jit_code_putargr_us: case jit_code_putargi_us: | |
2102 | case jit_code_putargr_i: case jit_code_putargi_i: | |
4a71579b PC |
2103 | case jit_code_putargr_f: case jit_code_putargi_f: |
2104 | case jit_code_putargr_d: case jit_code_putargi_d: | |
79bfeef6 PC |
2105 | case jit_code_pushargr_c: case jit_code_pushargi_c: |
2106 | case jit_code_pushargr_uc: case jit_code_pushargi_uc: | |
2107 | case jit_code_pushargr_s: case jit_code_pushargi_s: | |
2108 | case jit_code_pushargr_us: case jit_code_pushargi_us: | |
2109 | case jit_code_pushargr_i: case jit_code_pushargi_i: | |
4a71579b PC |
2110 | case jit_code_pushargr_f: case jit_code_pushargi_f: |
2111 | case jit_code_pushargr_d: case jit_code_pushargi_d: | |
2112 | case jit_code_retval_c: case jit_code_retval_uc: | |
2113 | case jit_code_retval_s: case jit_code_retval_us: | |
2114 | case jit_code_retval_i: | |
2115 | case jit_code_retval_f: case jit_code_retval_d: | |
2116 | case jit_code_prepare: | |
2117 | case jit_code_finishr: case jit_code_finishi: | |
2118 | break; | |
2119 | default: | |
2120 | abort(); | |
2121 | } | |
2122 | jit_regarg_clr(node, value); | |
2123 | assert(_jitc->regarg == 0 && _jitc->synth == 0); | |
2124 | /* update register live state */ | |
2125 | jit_reglive(node); | |
2126 | ||
2127 | if (_jitc->consts.length && | |
2128 | (_jit->pc.uc - _jitc->consts.data >= 3968 || | |
2129 | (jit_uword_t)_jit->pc.uc - | |
2130 | (jit_uword_t)_jitc->consts.patches[0] >= 3968)) { | |
2131 | /* longest sequence should be 64 bytes, but preventively | |
2132 | * do not let it go past 128 remaining bytes before a flush */ | |
2133 | if (node->next && | |
2134 | node->next->code != jit_code_jmpi && | |
2135 | node->next->code != jit_code_jmpr && | |
2136 | node->next->code != jit_code_epilog) { | |
2137 | /* insert a jump, flush constants and continue */ | |
2138 | word = _jit->pc.w; | |
2139 | assert(!jit_thumb_p()); | |
2140 | B(0); | |
2141 | flush_consts(); | |
2142 | patch_at(arm_patch_jump, word, _jit->pc.w); | |
2143 | } | |
2144 | } | |
2145 | } | |
2146 | #undef case_bvd | |
2147 | #undef case_bvf | |
2148 | #undef case_brw | |
2149 | #undef case_bvv | |
2150 | #undef case_brr | |
2151 | #undef case_wvv | |
2152 | #undef case_wrr | |
2153 | #undef case_vvd | |
2154 | #undef case_vvf | |
2155 | #undef case_vvw | |
2156 | #undef case_rrw | |
2157 | #undef case_vvv | |
2158 | #undef case_rrr | |
2159 | #undef case_wv | |
2160 | #undef case_wr | |
2161 | #undef case_vw | |
2162 | #undef case_vv | |
2163 | #undef case_rw | |
2164 | #undef case_rr | |
2165 | ||
2166 | flush_consts(); | |
2167 | for (offset = 0; offset < _jitc->patches.offset; offset++) { | |
2168 | assert(_jitc->patches.ptr[offset].kind & arm_patch_node); | |
2169 | node = _jitc->patches.ptr[offset].node; | |
2170 | word = _jitc->patches.ptr[offset].inst; | |
2171 | if (!jit_thumb_p() && | |
79bfeef6 PC |
2172 | (node->code == jit_code_movi || |
2173 | (node->code == jit_code_calli && | |
2174 | (_jitc->patches.ptr[offset].kind & ~arm_patch_node) == | |
2175 | arm_patch_word))) { | |
4a71579b PC |
2176 | /* calculate where to patch word */ |
2177 | value = *(jit_int32_t *)word; | |
2178 | assert((value & 0x0f700000) == ARM_LDRI); | |
2179 | /* offset may become negative (-4) if last instruction | |
2180 | * before unconditional branch and data following | |
2181 | * FIXME can this cause issues in the preprocessor prefetch | |
2182 | * or something else? should not, as the constants are after | |
2183 | * an unconditional jump */ | |
2184 | if (value & ARM_P) value = value & 0x00000fff; | |
2185 | else value = -(value & 0x00000fff); | |
2186 | word = word + 8 + value; | |
2187 | } | |
2188 | value = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w; | |
2189 | patch_at(_jitc->patches.ptr[offset].kind & ~arm_patch_node, word, value); | |
2190 | } | |
2191 | ||
2192 | jit_flush(_jit->code.ptr, _jit->pc.uc); | |
2193 | ||
2194 | return (_jit->code.ptr); | |
2195 | } | |
2196 | ||
2197 | #define CODE 1 | |
2198 | # include "jit_rewind.c" | |
2199 | # include "jit_arm-cpu.c" | |
2200 | # include "jit_arm-swf.c" | |
2201 | # include "jit_arm-vfp.c" | |
ba3814c1 | 2202 | # include "jit_fallback.c" |
4a71579b PC |
2203 | #undef CODE |
2204 | ||
2205 | void | |
2206 | jit_flush(void *fptr, void *tptr) | |
2207 | { | |
2208 | #if defined(__GNUC__) | |
2209 | jit_uword_t i, f, t, s; | |
2210 | ||
2211 | s = sysconf(_SC_PAGE_SIZE); | |
2212 | f = (jit_uword_t)fptr & -s; | |
2213 | t = (((jit_uword_t)tptr) + s - 1) & -s; | |
2214 | for (i = f; i < t; i += s) | |
2215 | __clear_cache((void *)i, (void *)(i + s)); | |
2216 | #endif | |
2217 | } | |
2218 | ||
2219 | void | |
2220 | _emit_ldxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0) | |
2221 | { | |
2222 | ldxi_i(rn(r0), rn(r1), i0); | |
2223 | } | |
2224 | ||
2225 | void | |
2226 | _emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1) | |
2227 | { | |
2228 | stxi_i(i0, rn(r0), rn(r1)); | |
2229 | } | |
2230 | ||
2231 | void | |
2232 | _emit_ldxi_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0) | |
2233 | { | |
2234 | if (jit_swf_p()) | |
2235 | swf_ldxi_d(rn(r0), rn(r1), i0); | |
2236 | else | |
2237 | vfp_ldxi_d(rn(r0), rn(r1), i0); | |
2238 | } | |
2239 | ||
2240 | void | |
2241 | _emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1) | |
2242 | { | |
2243 | if (jit_swf_p()) | |
2244 | swf_stxi_d(i0, rn(r0), rn(r1)); | |
2245 | else | |
2246 | vfp_stxi_d(i0, rn(r0), rn(r1)); | |
2247 | } | |
2248 | ||
2249 | static jit_int32_t | |
2250 | _jit_get_reg_pair(jit_state_t *_jit) | |
2251 | { | |
2252 | /* bypass jit_get_reg() with argument or'ed with jit_class_chk | |
2253 | * and try to find an consecutive, even free register pair, or | |
2254 | * return JIT_NOREG if fail, as the cost of spills is greater | |
2255 | * than splitting a double load/store in two operations. */ | |
2256 | if (jit_reg_free_p(_R0) && jit_reg_free_p(_R1)) { | |
2257 | jit_regset_setbit(&_jitc->regarg, _R0); | |
2258 | jit_regset_setbit(&_jitc->regarg, _R1); | |
2259 | return (_R0); | |
2260 | } | |
2261 | if (jit_reg_free_p(_R2) && jit_reg_free_p(_R3)) { | |
2262 | jit_regset_setbit(&_jitc->regarg, _R2); | |
2263 | jit_regset_setbit(&_jitc->regarg, _R3); | |
2264 | return (_R2); | |
2265 | } | |
2266 | if (jit_reg_free_p(_R4) && jit_reg_free_p(_R5)) { | |
2267 | jit_regset_setbit(&_jitc->regarg, _R4); | |
2268 | jit_regset_setbit(&_jitc->regarg, _R5); | |
2269 | return (_R4); | |
2270 | } | |
2271 | if (jit_reg_free_p(_R6) && jit_reg_free_p(_R7)) { | |
2272 | jit_regset_setbit(&_jitc->regarg, _R6); | |
2273 | jit_regset_setbit(&_jitc->regarg, _R7); | |
2274 | return (_R6); | |
2275 | } | |
2276 | if (jit_reg_free_p(_R8) && jit_reg_free_p(_R9)) { | |
2277 | jit_regset_setbit(&_jitc->regarg, _R8); | |
2278 | jit_regset_setbit(&_jitc->regarg, _R9); | |
2279 | return (_R8); | |
2280 | } | |
2281 | return (JIT_NOREG); | |
2282 | } | |
2283 | ||
2284 | static void | |
2285 | _jit_unget_reg_pair(jit_state_t *_jit, jit_int32_t reg) | |
2286 | { | |
2287 | jit_unget_reg(reg); | |
2288 | switch (reg) { | |
2289 | case _R0: jit_unget_reg(_R1); break; | |
2290 | case _R2: jit_unget_reg(_R3); break; | |
2291 | case _R4: jit_unget_reg(_R5); break; | |
2292 | case _R6: jit_unget_reg(_R7); break; | |
2293 | case _R8: jit_unget_reg(_R9); break; | |
2294 | default: abort(); | |
2295 | } | |
2296 | } | |
2297 | ||
2298 | /* A prolog must be aligned at mod 4 bytes boundary. | |
2299 | * This condition was not being required to be tested by | |
2300 | * accident previously, but with the jit_frame and jit_tramp | |
2301 | * code it is required */ | |
2302 | static jit_bool_t | |
2303 | _must_align_p(jit_state_t *_jit, jit_node_t *node) | |
2304 | { | |
2305 | if (jit_thumb_p() && (_jit->pc.w & 3)) { | |
2306 | for (; node; node = node->next) { | |
2307 | switch (node->code) { | |
2308 | case jit_code_note: | |
2309 | case jit_code_name: | |
2310 | case jit_code_label: | |
2311 | break; | |
2312 | case jit_code_prolog: | |
2313 | return (1); | |
2314 | default: | |
2315 | return (0); | |
2316 | } | |
2317 | } | |
2318 | } | |
2319 | return (0); | |
2320 | } | |
2321 | ||
2322 | static void | |
2323 | _load_const(jit_state_t *_jit, jit_bool_t uniq, jit_int32_t r0, jit_word_t i0) | |
2324 | { | |
2325 | jit_word_t w; | |
2326 | jit_word_t d; | |
2327 | jit_word_t base; | |
2328 | jit_int32_t *data; | |
2329 | jit_int32_t size; | |
2330 | jit_int32_t offset; | |
2331 | ||
2332 | assert(!jit_thumb_p()); | |
2333 | if (!uniq) { | |
2334 | /* use zero, a valid directly encoded immediate, to avoid the | |
2335 | * need of a bitmask to know what offsets will be patched, so | |
2336 | * that comparison will always fail for constants that cannot | |
2337 | * be encoded */ | |
2338 | assert(i0 != 0); | |
2339 | ||
2340 | /* Actually, code is (currently at least) not self modifying, | |
2341 | * so, any value reachable backwards is valid as a constant. */ | |
2342 | ||
2343 | /* FIXME a quickly updateable/mutable hash table could be | |
2344 | * better here, but most times only a few comparisons | |
2345 | * should be done | |
2346 | */ | |
2347 | ||
2348 | /* search in previous constant pool */ | |
2349 | if ((data = (jit_int32_t *)_jitc->consts.data)) { | |
2350 | w = (jit_word_t)data; | |
2351 | /* maximum backwards offset */ | |
2352 | base = (_jit->pc.w + 8) - 4092; | |
2353 | if (base <= w) | |
2354 | /* can scan all possible available backward constants */ | |
2355 | base = 0; | |
2356 | else | |
2357 | base = (base - w) >> 2; | |
2358 | size = _jitc->consts.size >> 2; | |
2359 | for (offset = size - 1; offset >= base; offset--) { | |
2360 | if (data[offset] == i0) { | |
2361 | w = (jit_word_t)(data + offset); | |
2362 | d = (_jit->pc.w + 8) - w; | |
2363 | LDRIN(r0, _R15_REGNO, d); | |
2364 | return; | |
2365 | } | |
2366 | } | |
2367 | } | |
2368 | } | |
2369 | else | |
2370 | assert(i0 == 0); | |
2371 | ||
2372 | _jitc->consts.patches[_jitc->consts.offset++] = _jit->pc.w; | |
2373 | /* (probably) positive forward offset */ | |
2374 | LDRI(r0, _R15_REGNO, 0); | |
2375 | ||
2376 | if (!uniq) { | |
2377 | /* search already requested values */ | |
2378 | for (offset = 0; offset < _jitc->consts.length; offset++) { | |
2379 | if (_jitc->consts.values[offset] == i0) { | |
2380 | _jitc->consts.patches[_jitc->consts.offset++] = offset; | |
2381 | return; | |
2382 | } | |
2383 | } | |
2384 | } | |
2385 | ||
2386 | #if DEBUG | |
2387 | /* cannot run out of space because of limited range | |
2388 | * but assert anyway to catch logic errors */ | |
2389 | assert(_jitc->consts.length < 1024); | |
2390 | assert(_jitc->consts.offset < 2048); | |
2391 | #endif | |
2392 | _jitc->consts.patches[_jitc->consts.offset++] = _jitc->consts.length; | |
2393 | _jitc->consts.values[_jitc->consts.length++] = i0; | |
2394 | } | |
2395 | ||
2396 | static void | |
2397 | _flush_consts(jit_state_t *_jit) | |
2398 | { | |
2399 | jit_word_t word; | |
2400 | jit_int32_t offset; | |
2401 | ||
2402 | /* if no forward constants */ | |
2403 | if (!_jitc->consts.length) | |
2404 | return; | |
2405 | assert(!jit_thumb_p()); | |
2406 | word = _jit->pc.w; | |
2407 | _jitc->consts.data = _jit->pc.uc; | |
2408 | _jitc->consts.size = _jitc->consts.length << 2; | |
2409 | /* FIXME check will not overrun, otherwise, need to reallocate | |
2410 | * code buffer and start over */ | |
2411 | jit_memcpy(_jitc->consts.data, _jitc->consts.values, _jitc->consts.size); | |
2412 | _jit->pc.w += _jitc->consts.size; | |
2413 | ||
2414 | #if DISASSEMBLER | |
2415 | if (_jitc->data_info.ptr) { | |
2416 | if (_jitc->data_info.offset >= _jitc->data_info.length) { | |
2417 | jit_realloc((jit_pointer_t *)&_jitc->data_info.ptr, | |
2418 | _jitc->data_info.length * sizeof(jit_data_info_t), | |
2419 | (_jitc->data_info.length + 1024) * | |
2420 | sizeof(jit_data_info_t)); | |
2421 | _jitc->data_info.length += 1024; | |
2422 | } | |
2423 | _jitc->data_info.ptr[_jitc->data_info.offset].code = word; | |
2424 | _jitc->data_info.ptr[_jitc->data_info.offset].length = _jitc->consts.size; | |
2425 | ++_jitc->data_info.offset; | |
2426 | } | |
2427 | #endif | |
2428 | ||
2429 | for (offset = 0; offset < _jitc->consts.offset; offset += 2) | |
2430 | patch_at(arm_patch_load, _jitc->consts.patches[offset], | |
2431 | word + (_jitc->consts.patches[offset + 1] << 2)); | |
2432 | _jitc->consts.length = _jitc->consts.offset = 0; | |
2433 | } | |
2434 | ||
2435 | /* to be called if needing to start over a function */ | |
2436 | static void | |
2437 | _invalidate_consts(jit_state_t *_jit) | |
2438 | { | |
2439 | /* if no forward constants */ | |
2440 | if (_jitc->consts.length) | |
2441 | _jitc->consts.length = _jitc->consts.offset = 0; | |
2442 | } | |
2443 | ||
2444 | static void | |
79bfeef6 PC |
2445 | _compute_framesize(jit_state_t *_jit) |
2446 | { | |
2447 | jit_int32_t reg; | |
2448 | _jitc->framesize = sizeof(jit_word_t) * 2; /* lr+fp */ | |
2449 | for (reg = 0; reg < jit_size(iregs); reg++) | |
2450 | if (jit_regset_tstbit(&_jitc->function->regset, iregs[reg])) | |
2451 | _jitc->framesize += sizeof(jit_word_t); | |
2452 | ||
2453 | if (_jitc->function->save_reg_args) | |
2454 | _jitc->framesize += 16; | |
2455 | ||
2456 | /* Make sure functions called have a 8 byte aligned stack */ | |
2457 | _jitc->framesize = (_jitc->framesize + 7) & -8; | |
2458 | } | |
2459 | ||
2460 | static void | |
2461 | _patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node, jit_int32_t kind) | |
4a71579b PC |
2462 | { |
2463 | jit_int32_t flag; | |
4a71579b PC |
2464 | |
2465 | assert(node->flag & jit_flag_node); | |
79bfeef6 | 2466 | if (node->code == jit_code_movi) |
4a71579b | 2467 | flag = node->v.n->flag; |
79bfeef6 | 2468 | else |
4a71579b | 2469 | flag = node->u.n->flag; |
4a71579b PC |
2470 | assert(!(flag & jit_flag_patch)); |
2471 | kind |= arm_patch_node; | |
2472 | if (_jitc->patches.offset >= _jitc->patches.length) { | |
2473 | jit_realloc((jit_pointer_t *)&_jitc->patches.ptr, | |
2474 | _jitc->patches.length * sizeof(jit_patch_t), | |
2475 | (_jitc->patches.length + 1024) * sizeof(jit_patch_t)); | |
2476 | _jitc->patches.length += 1024; | |
2477 | } | |
2478 | _jitc->patches.ptr[_jitc->patches.offset].kind = kind; | |
2479 | _jitc->patches.ptr[_jitc->patches.offset].inst = instr; | |
2480 | _jitc->patches.ptr[_jitc->patches.offset].node = node; | |
2481 | ++_jitc->patches.offset; | |
2482 | } |