Update lightrec 20220910 (#686)
[pcsx_rearmed.git] / deps / lightning / lib / jit_alpha.c
CommitLineData
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1/*
2 * Copyright (C) 2014-2019 Free Software Foundation, Inc.
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#define jit_arg_reg_p(i) ((i) >= 0 && (i) < 6)
21#define jit_arg_f_reg_p(i) ((i) >= 0 && (i) < 6)
22#if __BYTE_ORDER == __LITTLE_ENDIAN
23# define C_DISP 0
24# define S_DISP 0
25# define I_DISP 0
26# define F_DISP 0
27#else
28# define C_DISP 8 - sizeof(jit_int8_t)
29# define S_DISP 8 - sizeof(jit_int16_t)
30# define I_DISP 8 - sizeof(jit_int32_t)
31# define F_DISP 8 - sizeof(jit_float32_t)
32#endif
33
34/*
35 * Types
36 */
37/*
38 * What I could understand from gcc/config/alpha/alpha.c:alpha_build_builtin_va_list()
39 * and other helpers, as well as objdump of simple test programs; could not
40 * get gdb working on the test system I had access...
41 *
42 * base-48 to base is where up to 6 float registers are saved.
43 * base to base+48 is where up to 6 integer registers are saved.
44 * base+48... is where varargs arguments are stored.
45 *
46 * if (offset < 48) {
47 * if (type == double)
48 * offset -= 48;
49 * }
50 * load(reg, base, offset);
51 * offset += 8;
52 */
53typedef struct jit_va_list {
54 jit_pointer_t base;
55 jit_word_t offset;
56} jit_va_list_t;
57
58/*
59 * Prototypes
60 */
61#define patch(instr, node) _patch(_jit, instr, node)
62static void _patch(jit_state_t*,jit_word_t,jit_node_t*);
63
64#define PROTO 1
65# include "jit_alpha-cpu.c"
66# include "jit_alpha-fpu.c"
ba3814c1 67# include "jit_fallback.c"
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68#undef PROTO
69
70/*
71 * Initialization
72 */
73jit_register_t _rvs[] = {
74 { rc(gpr) | 0x1c, "at" },
75 { rc(gpr) | 0x00, "v0" },
76 { rc(gpr) | 0x01, "t0" },
77 { rc(gpr) | 0x02, "t1" },
78 { rc(gpr) | 0x03, "t2" },
79 { rc(gpr) | 0x04, "t3" },
80 { rc(gpr) | 0x05, "t4" },
81 { rc(gpr) | 0x06, "t5" },
82 { rc(gpr) | 0x07, "t6" },
83 { rc(gpr) | 0x08, "t7" },
84 { rc(gpr) | 0x16, "t8" },
85 { rc(gpr) | 0x17, "t9" },
86 { rc(gpr) | 0x18, "t10" },
87 { rc(gpr) | 0x19, "t11" },
88 { rc(sav) | rc(gpr) | 0x09, "s0" },
89 { rc(sav) | rc(gpr) | 0x0a, "s1" },
90 { rc(sav) | rc(gpr) | 0x0b, "s2" },
91 { rc(sav) | rc(gpr) | 0x0c, "s3" },
92 { rc(sav) | rc(gpr) | 0x0d, "s4" },
93 { rc(sav) | rc(gpr) | 0x0e, "s5" },
94 { 0x0f, "fp" },
95 { rc(arg) | rc(gpr) | 0x15, "a5" },
96 { rc(arg) | rc(gpr) | 0x14, "a4" },
97 { rc(arg) | rc(gpr) | 0x13, "a3" },
98 { rc(arg) | rc(gpr) | 0x12, "a2" },
99 { rc(arg) | rc(gpr) | 0x11, "a1" },
100 { rc(arg) | rc(gpr) | 0x10, "a0" },
101 { 0x1a, "ra" },
102 { 0x1b, "pv" },
103 { 0x1d, "gp" },
104 { 0x1e, "sp" },
105 { 0x1f, "zero" },
106 { rc(fpr) | 0x00, "$f0" },
107 { rc(fpr) | 0x01, "$f1" },
108 { rc(sav) | rc(fpr) | 0x02, "$f2" },
109 { rc(sav) | rc(fpr) | 0x03, "$f3" },
110 { rc(sav) | rc(fpr) | 0x04, "$f4" },
111 { rc(sav) | rc(fpr) | 0x05, "$f5" },
112 { rc(sav) | rc(fpr) | 0x06, "$f6" },
113 { rc(sav) | rc(fpr) | 0x07, "$f7" },
114 { rc(sav) | rc(fpr) | 0x08, "$f8" },
115 { rc(sav) | rc(fpr) | 0x09, "$f9" },
116 { rc(fpr) | 0x0a, "$f10" },
117 { rc(fpr) | 0x0b, "$f11" },
118 { rc(fpr) | 0x0c, "$f12" },
119 { rc(fpr) | 0x0d, "$f13" },
120 { rc(fpr) | 0x0e, "$f14" },
121 { rc(fpr) | 0x0f, "$f15" },
122 { rc(arg) | rc(fpr) | 0x15, "$f21" },
123 { rc(arg) | rc(fpr) | 0x14, "$f20" },
124 { rc(arg) | rc(fpr) | 0x13, "$f19" },
125 { rc(arg) | rc(fpr) | 0x12, "$f18" },
126 { rc(arg) | rc(fpr) | 0x11, "$f17" },
127 { rc(arg) | rc(fpr) | 0x10, "$f16" },
128 { rc(fpr) | 0x16, "$f22" },
129 { rc(fpr) | 0x17, "$f23" },
130 { rc(fpr) | 0x18, "$f24" },
131 { rc(fpr) | 0x19, "$f25" },
132 { rc(fpr) | 0x1a, "$f26" },
133 { rc(fpr) | 0x1b, "$f27" },
134 { rc(fpr) | 0x1c, "$f28" },
135 { rc(fpr) | 0x1d, "$f29" },
136 { rc(fpr) | 0x1e, "$f30" },
137 { 0x1f, "$f31" },
138 { _NOREG, "<none>" },
139};
140
141/*
142 * Implementation
143 */
144void
145jit_get_cpu(void)
146{
147}
148
149void
150_jit_init(jit_state_t *_jit)
151{
152 _jitc->reglen = jit_size(_rvs) - 1;
153 jit_carry = _NOREG;
154}
155
156void
157_jit_prolog(jit_state_t *_jit)
158{
159 jit_int32_t offset;
160
161 if (_jitc->function)
162 jit_epilog();
163 assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0);
164 jit_regset_set_ui(&_jitc->regsav, 0);
165 offset = _jitc->functions.offset;
166 if (offset >= _jitc->functions.length) {
167 jit_realloc((jit_pointer_t *)&_jitc->functions.ptr,
168 _jitc->functions.length * sizeof(jit_function_t),
169 (_jitc->functions.length + 16) * sizeof(jit_function_t));
170 _jitc->functions.length += 16;
171 }
172 _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++;
173 _jitc->function->self.size = stack_framesize;
174 _jitc->function->self.argi = _jitc->function->self.alen = 0;
175 /* float conversion */
176 _jitc->function->self.aoff = -8;
177 _jitc->function->self.call = jit_call_default;
178 jit_alloc((jit_pointer_t *)&_jitc->function->regoff,
179 _jitc->reglen * sizeof(jit_int32_t));
180
181 /* _no_link here does not mean the jit_link() call can be removed
182 * by rewriting as:
183 * _jitc->function->prolog = jit_new_node(jit_code_prolog);
184 */
185 _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog);
186 jit_link(_jitc->function->prolog);
187 _jitc->function->prolog->w.w = offset;
188 _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog);
189 /* u: label value
190 * v: offset in blocks vector
191 * w: offset in functions vector
192 */
193 _jitc->function->epilog->w.w = offset;
194
195 jit_regset_new(&_jitc->function->regset);
196}
197
198jit_int32_t
199_jit_allocai(jit_state_t *_jit, jit_int32_t length)
200{
201 assert(_jitc->function != NULL);
202 switch (length) {
203 case 0: case 1: break;
204 case 2: _jitc->function->self.aoff &= -2; break;
205 case 3: case 4: _jitc->function->self.aoff &= -4; break;
206 default: _jitc->function->self.aoff &= -8; break;
207 }
208 _jitc->function->self.aoff -= length;
209 if (!_jitc->realize) {
210 jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length);
211 jit_dec_synth();
212 }
213 return (_jitc->function->self.aoff);
214}
215
216void
217_jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v)
218{
219 jit_int32_t reg;
220 assert(_jitc->function != NULL);
221 jit_inc_synth_ww(allocar, u, v);
222 if (!_jitc->function->allocar) {
223 _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t));
224 _jitc->function->allocar = 1;
225 }
226 reg = jit_get_reg(jit_class_gpr);
227 jit_negr(reg, v);
228 jit_andi(reg, reg, -8);
229 jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff);
230 jit_addr(u, u, reg);
231 jit_addr(JIT_SP, JIT_SP, reg);
232 jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u);
233 jit_unget_reg(reg);
234 jit_dec_synth();
235}
236
237void
238_jit_ret(jit_state_t *_jit)
239{
240 jit_node_t *instr;
241 assert(_jitc->function != NULL);
242 jit_inc_synth(ret);
243 /* jump to epilog */
244 instr = jit_jmpi();
245 jit_patch_at(instr, _jitc->function->epilog);
246 jit_dec_synth();
247}
248
249void
250_jit_retr(jit_state_t *_jit, jit_int32_t u)
251{
252 jit_inc_synth_w(retr, u);
253 if (JIT_RET != u)
254 jit_movr(JIT_RET, u);
255 jit_live(JIT_RET);
256 jit_ret();
257 jit_dec_synth();
258}
259
260void
261_jit_reti(jit_state_t *_jit, jit_word_t u)
262{
263 jit_inc_synth_w(reti, u);
264 jit_movi(JIT_RET, u);
265 jit_ret();
266 jit_dec_synth();
267}
268
269void
270_jit_retr_f(jit_state_t *_jit, jit_int32_t u)
271{
272 jit_inc_synth_w(retr_f, u);
273 if (u != JIT_FRET)
274 jit_movr_f(JIT_FRET, u);
275 else
276 jit_live(JIT_FRET);
277 jit_ret();
278 jit_dec_synth();
279}
280
281void
282_jit_reti_f(jit_state_t *_jit, jit_float32_t u)
283{
284 jit_inc_synth_f(reti_f, u);
285 jit_movi_f(JIT_FRET, u);
286 jit_ret();
287 jit_dec_synth();
288}
289
290void
291_jit_retr_d(jit_state_t *_jit, jit_int32_t u)
292{
293 jit_inc_synth_w(retr_d, u);
294 if (u != JIT_FRET)
295 jit_movr_d(JIT_FRET, u);
296 else
297 jit_live(JIT_FRET);
298 jit_ret();
299 jit_dec_synth();
300}
301
302void
303_jit_reti_d(jit_state_t *_jit, jit_float64_t u)
304{
305 jit_inc_synth_d(reti_d, u);
306 jit_movi_d(JIT_FRET, u);
307 jit_ret();
308 jit_dec_synth();
309}
310
311void
312_jit_epilog(jit_state_t *_jit)
313{
314 assert(_jitc->function != NULL);
315 assert(_jitc->function->epilog->next == NULL);
316 jit_link(_jitc->function->epilog);
317 _jitc->function = NULL;
318}
319
320jit_bool_t
321_jit_arg_register_p(jit_state_t *_jit, jit_node_t *u)
322{
323 if (u->code == jit_code_arg)
324 return (jit_arg_reg_p(u->u.w));
325 assert(u->code == jit_code_arg_f || u->code == jit_code_arg_d);
326 return (jit_arg_f_reg_p(u->u.w));
327}
328
329void
330_jit_ellipsis(jit_state_t *_jit)
331{
332 jit_inc_synth(ellipsis);
333 if (_jitc->prepare) {
334 jit_link_prepare();
335 assert(!(_jitc->function->call.call & jit_call_varargs));
336 _jitc->function->call.call |= jit_call_varargs;
337 }
338 else {
339 jit_link_prolog();
340 assert(!(_jitc->function->self.call & jit_call_varargs));
341 _jitc->function->self.call |= jit_call_varargs;
342
343 /* Allocate va_list like object in the stack */
344 _jitc->function->vaoff = jit_allocai(sizeof(jit_va_list_t));
345 _jitc->function->vagp = _jitc->function->self.argi;
346 }
347 jit_dec_synth();
348}
349
350void
351_jit_va_push(jit_state_t *_jit, jit_int32_t u)
352{
353 jit_int32_t reg;
354 jit_inc_synth_w(va_push, u);
355 reg = jit_get_reg(jit_class_gpr);
356 jit_ldxi(reg, u, offsetof(jit_va_list_t, base));
357 jit_pushargr(reg);
358 jit_ldxi(reg, u, offsetof(jit_va_list_t, offset));
359 jit_pushargr(reg);
360 jit_unget_reg(reg);
361 jit_dec_synth();
362}
363
364jit_node_t *
365_jit_arg(jit_state_t *_jit)
366{
367 jit_node_t *node;
368 jit_int32_t offset;
369 assert(_jitc->function != NULL);
370 if (jit_arg_reg_p(_jitc->function->self.argi))
371 offset = _jitc->function->self.argi++;
372 else {
373 offset = _jitc->function->self.size;
374 _jitc->function->self.size += 8;
375 }
376 node = jit_new_node_ww(jit_code_arg, offset,
377 ++_jitc->function->self.argn);
378 jit_link_prolog();
379 return (node);
380}
381
382jit_node_t *
383_jit_arg_f(jit_state_t *_jit)
384{
385 jit_node_t *node;
386 jit_int32_t offset;
387 assert(_jitc->function != NULL);
388 if (jit_arg_f_reg_p(_jitc->function->self.argi))
389 offset = _jitc->function->self.argi++;
390 else {
391 offset = _jitc->function->self.size;
392 _jitc->function->self.size += 8;
393 }
394 node = jit_new_node_ww(jit_code_arg_f, offset,
395 ++_jitc->function->self.argn);
396 jit_link_prolog();
397 return (node);
398}
399
400jit_node_t *
401_jit_arg_d(jit_state_t *_jit)
402{
403 jit_node_t *node;
404 jit_int32_t offset;
405 assert(_jitc->function != NULL);
406 if (jit_arg_f_reg_p(_jitc->function->self.argi))
407 offset = _jitc->function->self.argi++;
408 else {
409 offset = _jitc->function->self.size;
410 _jitc->function->self.size += 8;
411 }
412 node = jit_new_node_ww(jit_code_arg_d, offset,
413 ++_jitc->function->self.argn);
414 jit_link_prolog();
415 return (node);
416}
417
418void
419_jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
420{
421 assert(v->code == jit_code_arg);
422 jit_inc_synth_wp(getarg_c, u, v);
423 if (jit_arg_reg_p(v->u.w))
424 jit_extr_c(u, _A0 - v->u.w);
425 else
426 jit_ldxi_c(u, _FP, v->u.w + C_DISP);
427 jit_dec_synth();
428}
429
430void
431_jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
432{
433 assert(v->code == jit_code_arg);
434 jit_inc_synth_wp(getarg_uc, u, v);
435 if (jit_arg_reg_p(v->u.w))
436 jit_extr_uc(u, _A0 - v->u.w);
437 else
438 jit_ldxi_uc(u, _FP, v->u.w + C_DISP);
439 jit_dec_synth();
440}
441
442void
443_jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
444{
445 assert(v->code == jit_code_arg);
446 jit_inc_synth_wp(getarg_s, u, v);
447 if (jit_arg_reg_p(v->u.w))
448 jit_extr_s(u, _A0 - v->u.w);
449 else
450 jit_ldxi_s(u, _FP, v->u.w + S_DISP);
451 jit_dec_synth();
452}
453
454void
455_jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
456{
457 assert(v->code == jit_code_arg);
458 jit_inc_synth_wp(getarg_us, u, v);
459 if (jit_arg_reg_p(v->u.w))
460 jit_extr_us(u, _A0 - v->u.w);
461 else
462 jit_ldxi_us(u, _FP, v->u.w + S_DISP);
463 jit_dec_synth();
464}
465
466void
467_jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
468{
469 assert(v->code == jit_code_arg);
470 jit_inc_synth_wp(getarg_i, u, v);
471 if (jit_arg_reg_p(v->u.w))
472 jit_extr_i(u, _A0 - v->u.w);
473 else
474 jit_ldxi_i(u, _FP, v->u.w + I_DISP);
475 jit_dec_synth();
476}
477
478void
479_jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
480{
481 assert(v->code == jit_code_arg);
482 jit_inc_synth_wp(getarg_ui, u, v);
483 if (jit_arg_reg_p(v->u.w))
484 jit_extr_ui(u, _A0 - v->u.w);
485 else
486 jit_ldxi_ui(u, _FP, v->u.w + I_DISP);
487 jit_dec_synth();
488}
489
490void
491_jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
492{
493 assert(v->code == jit_code_arg);
494 jit_inc_synth_wp(getarg_l, u, v);
495 if (jit_arg_reg_p(v->u.w))
496 jit_movr(u, _A0 - v->u.w);
497 else
498 jit_ldxi_l(u, _FP, v->u.w);
499 jit_dec_synth();
500}
501
502void
503_jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
504{
505 assert(v->code == jit_code_arg);
506 jit_inc_synth_wp(putargr, u, v);
507 if (jit_arg_reg_p(v->u.w))
508 jit_movr(_A0 - v->u.w, u);
509 else
510 jit_stxi(v->u.w, _FP, u);
511 jit_dec_synth();
512}
513
514void
515_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v)
516{
517 jit_int32_t regno;
518 assert(v->code == jit_code_arg);
519 jit_inc_synth_wp(putargi, u, v);
520 if (jit_arg_reg_p(v->u.w))
521 jit_movi(_A0 - v->u.w, u);
522 else {
523 regno = jit_get_reg(jit_class_gpr);
524 jit_movi(regno, u);
525 jit_stxi(v->u.w, _FP, regno);
526 jit_unget_reg(regno);
527 }
528 jit_dec_synth();
529}
530
531void
532_jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
533{
534 assert(v->code == jit_code_arg_f);
535 jit_inc_synth_wp(getarg_f, u, v);
536 if (jit_arg_f_reg_p(v->u.w))
537 jit_movr_f(u, _F16 - v->u.w);
538 else
539 jit_ldxi_f(u, _FP, v->u.w + F_DISP);
540 jit_dec_synth();
541}
542
543void
544_jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
545{
546 assert(v->code == jit_code_arg_f);
547 jit_inc_synth_wp(putargr_f, u, v);
548 if (jit_arg_f_reg_p(v->u.w))
549 jit_movr_f(_F16 - v->u.w, u);
550 else
551 jit_stxi_f(v->u.w, _FP, u + F_DISP);
552 jit_dec_synth();
553}
554
555void
556_jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v)
557{
558 jit_int32_t regno;
559 assert(v->code == jit_code_arg_f);
560 jit_inc_synth_fp(putargi_f, u, v);
561 if (jit_arg_f_reg_p(v->u.w))
562 jit_movi_f(_F16 - v->u.w, u);
563 else {
564 regno = jit_get_reg(jit_class_fpr);
565 jit_movi_f(regno, u);
566 jit_stxi_f(v->u.w, _FP, regno + F_DISP);
567 jit_unget_reg(regno);
568 }
569 jit_dec_synth();
570}
571
572void
573_jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
574{
575 assert(v->code == jit_code_arg_d);
576 jit_inc_synth_wp(getarg_d, u, v);
577 if (jit_arg_f_reg_p(v->u.w))
578 jit_movr_d(u, _F16 - v->u.w);
579 else
580 jit_ldxi_d(u, _FP, v->u.w);
581 jit_dec_synth();
582}
583
584void
585_jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
586{
587 assert(v->code == jit_code_arg_d);
588 jit_inc_synth_wp(putargr_d, u, v);
589 if (jit_arg_f_reg_p(v->u.w))
590 jit_movr_d(_F16 - v->u.w, u);
591 else
592 jit_stxi_d(v->u.w, _FP, u);
593 jit_dec_synth();
594}
595
596void
597_jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v)
598{
599 jit_int32_t regno;
600 assert(v->code == jit_code_arg_d);
601 jit_inc_synth_dp(putargi_d, u, v);
602 if (jit_arg_f_reg_p(v->u.w))
603 jit_movi_d(_F16 - v->u.w, u);
604 else {
605 regno = jit_get_reg(jit_class_fpr);
606 jit_movi_d(regno, u);
607 jit_stxi_d(v->u.w, _FP, regno);
608 jit_unget_reg(regno);
609 }
610 jit_dec_synth();
611}
612
613void
614_jit_pushargr(jit_state_t *_jit, jit_int32_t u)
615{
616 assert(_jitc->function != NULL);
617 jit_inc_synth_w(pushargr, u);
618 jit_link_prepare();
619 if (jit_arg_reg_p(_jitc->function->call.argi)) {
620 jit_movr(_A0 - _jitc->function->call.argi, u);
621 ++_jitc->function->call.argi;
622 }
623 else {
624 jit_stxi(_jitc->function->call.size, JIT_SP, u);
625 _jitc->function->call.size += 8;
626 }
627 jit_dec_synth();
628}
629
630void
631_jit_pushargi(jit_state_t *_jit, jit_int64_t u)
632{
633 jit_int32_t regno;
634 assert(_jitc->function != NULL);
635 jit_inc_synth_w(pushargi, u);
636 jit_link_prepare();
637 if (jit_arg_reg_p(_jitc->function->call.argi)) {
638 jit_movi(_A0 - _jitc->function->call.argi, u);
639 ++_jitc->function->call.argi;
640 }
641 else {
642 regno = jit_get_reg(jit_class_gpr);
643 jit_movi(regno, u);
644 jit_stxi(_jitc->function->call.size, JIT_SP, regno);
645 _jitc->function->call.size += 8;
646 jit_unget_reg(regno);
647 }
648 jit_dec_synth();
649}
650
651void
652_jit_pushargr_f(jit_state_t *_jit, jit_int32_t u)
653{
654 assert(_jitc->function != NULL);
655 jit_inc_synth_w(pushargr_f, u);
656 jit_link_prepare();
657 if (jit_arg_f_reg_p(_jitc->function->call.argi)) {
658 jit_movr_f(_F16 - _jitc->function->call.argi, u);
659 ++_jitc->function->call.argi;
660 }
661 else {
662 jit_stxi_f(_jitc->function->call.size + F_DISP, JIT_SP, u);
663 _jitc->function->call.size += 8;
664 }
665 jit_dec_synth();
666}
667
668void
669_jit_pushargi_f(jit_state_t *_jit, jit_float32_t u)
670{
671 jit_int32_t regno;
672 assert(_jitc->function != NULL);
673 jit_inc_synth_f(pushargi_f, u);
674 jit_link_prepare();
675 if (jit_arg_f_reg_p(_jitc->function->call.argi)) {
676 jit_movi_f(_F16 - _jitc->function->call.argi, u);
677 ++_jitc->function->call.argi;
678 }
679 else {
680 regno = jit_get_reg(jit_class_fpr);
681 jit_movi_f(regno, u);
682 jit_stxi_f(_jitc->function->call.size + F_DISP, JIT_SP, regno);
683 _jitc->function->call.size += 8;
684 jit_unget_reg(regno);
685 }
686 jit_dec_synth();
687}
688
689void
690_jit_pushargr_d(jit_state_t *_jit, jit_int32_t u)
691{
692 assert(_jitc->function != NULL);
693 jit_inc_synth_w(pushargr_d, u);
694 jit_link_prepare();
695 if (jit_arg_f_reg_p(_jitc->function->call.argi)) {
696 jit_movr_d(_F16 - _jitc->function->call.argi, u);
697 ++_jitc->function->call.argi;
698 }
699 else {
700 jit_stxi_d(_jitc->function->call.size, JIT_SP, u);
701 _jitc->function->call.size += 8;
702 }
703 jit_dec_synth();
704}
705
706void
707_jit_pushargi_d(jit_state_t *_jit, jit_float64_t u)
708{
709 jit_int32_t regno;
710 assert(_jitc->function != NULL);
711 jit_inc_synth_d(pushargi_d, u);
712 jit_link_prepare();
713 if (jit_arg_f_reg_p(_jitc->function->call.argi)) {
714 jit_movi_d(_F16 - _jitc->function->call.argi, u);
715 ++_jitc->function->call.argi;
716 }
717 else {
718 regno = jit_get_reg(jit_class_fpr);
719 jit_movi_d(regno, u);
720 jit_stxi_d(_jitc->function->call.size, JIT_SP, regno);
721 _jitc->function->call.size += 8;
722 jit_unget_reg(regno);
723 }
724 jit_dec_synth();
725}
726
727jit_bool_t
728_jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno)
729{
730 jit_int32_t spec;
731
732 spec = jit_class(_rvs[regno].spec);
733 if (spec & jit_class_arg) {
734 if (spec & jit_class_gpr) {
735 regno = _A0 - regno;
736 if (regno >= 0 && regno < node->v.w)
737 return (1);
738 }
739 else if (spec & jit_class_fpr) {
740 regno = _F16 - regno;
741 if (regno >= 0 && regno < node->w.w)
742 return (1);
743 }
744 }
745
746 return (0);
747}
748
749void
750_jit_finishr(jit_state_t *_jit, jit_int32_t r0)
751{
752 jit_node_t *call;
753 assert(_jitc->function != NULL);
754 jit_inc_synth_w(finishr, r0);
755 if (_jitc->function->self.alen < _jitc->function->call.size)
756 _jitc->function->self.alen = _jitc->function->call.size;
757 call = jit_callr(r0);
758 call->v.w = call->w.w = _jitc->function->self.argi;
759 _jitc->function->call.argi = _jitc->function->call.size = 0;
760 _jitc->prepare = 0;
761 jit_dec_synth();
762}
763
764jit_node_t *
765_jit_finishi(jit_state_t *_jit, jit_pointer_t i0)
766{
767 jit_node_t *call;
768 assert(_jitc->function != NULL);
769 jit_inc_synth_w(finishi, (jit_word_t)i0);
770 if (_jitc->function->self.alen < _jitc->function->call.size)
771 _jitc->function->self.alen = _jitc->function->call.size;
772 call = jit_calli(i0);
773 call->v.w = call->w.w = _jitc->function->self.argf;
774 _jitc->function->call.argi = _jitc->function->call.size = 0;
775 _jitc->prepare = 0;
776 jit_dec_synth();
777 return (call);
778}
779
780void
781_jit_retval_c(jit_state_t *_jit, jit_int32_t r0)
782{
783 jit_inc_synth_w(retval_c, r0);
784 jit_extr_c(r0, JIT_RET);
785 jit_dec_synth();
786}
787
788void
789_jit_retval_uc(jit_state_t *_jit, jit_int32_t r0)
790{
791 jit_inc_synth_w(retval_uc, r0);
792 jit_extr_uc(r0, JIT_RET);
793 jit_dec_synth();
794}
795
796void
797_jit_retval_s(jit_state_t *_jit, jit_int32_t r0)
798{
799 jit_inc_synth_w(retval_s, r0);
800 jit_extr_s(r0, JIT_RET);
801 jit_dec_synth();
802}
803
804void
805_jit_retval_us(jit_state_t *_jit, jit_int32_t r0)
806{
807 jit_inc_synth_w(retval_us, r0);
808 jit_extr_us(r0, JIT_RET);
809 jit_dec_synth();
810}
811
812void
813_jit_retval_i(jit_state_t *_jit, jit_int32_t r0)
814{
815 jit_inc_synth_w(retval_i, r0);
816 jit_extr_i(r0, JIT_RET);
817 jit_dec_synth();
818}
819
820void
821_jit_retval_ui(jit_state_t *_jit, jit_int32_t r0)
822{
823 jit_inc_synth_w(retval_ui, r0);
824 jit_extr_ui(r0, JIT_RET);
825 jit_dec_synth();
826}
827
828void
829_jit_retval_l(jit_state_t *_jit, jit_int32_t r0)
830{
831 jit_inc_synth_w(retval_l, r0);
832 if (r0 != JIT_RET)
833 jit_movr(r0, JIT_RET);
834 jit_dec_synth();
835}
836
837void
838_jit_retval_f(jit_state_t *_jit, jit_int32_t r0)
839{
840 jit_inc_synth_w(retval_f, r0);
841 if (r0 != JIT_FRET)
842 jit_movr_f(r0, JIT_FRET);
843 jit_dec_synth();
844}
845
846void
847_jit_retval_d(jit_state_t *_jit, jit_int32_t r0)
848{
849 jit_inc_synth_w(retval_d, r0);
850 if (r0 != JIT_FRET)
851 jit_movr_d(r0, JIT_FRET);
852 jit_dec_synth();
853}
854
855jit_pointer_t
856_emit_code(jit_state_t *_jit)
857{
858 jit_node_t *node;
859 jit_node_t *temp;
860 jit_word_t word;
861 jit_word_t value;
862 jit_int32_t offset;
863 struct {
864 jit_node_t *node;
865 jit_uint8_t *data;
866 jit_word_t word;
867#if DEVEL_DISASSEMBLER
868 jit_word_t prevw;
869#endif
870 jit_int32_t const_offset;
871 jit_int32_t patch_offset;
872 } undo;
873#if DEVEL_DISASSEMBLER
874 jit_word_t prevw;
875#endif
876
877 _jitc->function = NULL;
878
879 jit_reglive_setup();
880
881 undo.word = 0;
882 undo.node = NULL;
883 undo.const_offset = undo.patch_offset = 0;
884#define case_rr(name, type) \
885 case jit_code_##name##r##type: \
886 name##r##type(rn(node->u.w), rn(node->v.w)); \
887 break
888#define case_rw(name, type) \
889 case jit_code_##name##i##type: \
890 name##i##type(rn(node->u.w), node->v.w); \
891 break
892#define case_wr(name, type) \
893 case jit_code_##name##i##type: \
894 name##i##type(node->u.w, rn(node->v.w)); \
895 break
896#define case_rrr(name, type) \
897 case jit_code_##name##r##type: \
898 name##r##type(rn(node->u.w), \
899 rn(node->v.w), rn(node->w.w)); \
900 break
901#define case_rrw(name, type) \
902 case jit_code_##name##i##type: \
903 name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \
904 break
905#define case_rrf(name, type, size) \
906 case jit_code_##name##i##type: \
907 assert(node->flag & jit_flag_data); \
908 name##i##type(rn(node->u.w), rn(node->v.w), \
909 (jit_float##size##_t *)node->w.n->u.w); \
910 break
911#define case_rrrr(name, type) \
912 case jit_code_##name##r##type: \
913 name##r##type(rn(node->u.q.l), rn(node->u.q.h), \
914 rn(node->v.w), rn(node->w.w)); \
915 break
916#define case_rrrw(name, type) \
917 case jit_code_##name##i##type: \
918 name##i##type(rn(node->u.q.l), rn(node->u.q.h), \
919 rn(node->v.w), node->w.w); \
920 break
921#define case_wrr(name, type) \
922 case jit_code_##name##i##type: \
923 name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \
924 break
925#define case_brr(name, type) \
926 case jit_code_##name##r##type: \
927 temp = node->u.n; \
928 assert(temp->code == jit_code_label || \
929 temp->code == jit_code_epilog); \
930 if (temp->flag & jit_flag_patch) \
931 name##r##type(temp->u.w, rn(node->v.w), \
932 rn(node->w.w)); \
933 else { \
934 word = name##r##type(_jit->pc.w, \
935 rn(node->v.w), rn(node->w.w)); \
936 patch(word, node); \
937 } \
938 break
939#define case_brw(name, type) \
940 case jit_code_##name##i##type: \
941 temp = node->u.n; \
942 assert(temp->code == jit_code_label || \
943 temp->code == jit_code_epilog); \
944 if (temp->flag & jit_flag_patch) \
945 name##i##type(temp->u.w, \
946 rn(node->v.w), node->w.w); \
947 else { \
948 word = name##i##type(_jit->pc.w, \
949 rn(node->v.w), node->w.w); \
950 patch(word, node); \
951 } \
952 break
953#define case_brf(name, type, size) \
954 case jit_code_##name##i##type: \
955 temp = node->u.n; \
956 assert(temp->code == jit_code_label || \
957 temp->code == jit_code_epilog); \
958 if (temp->flag & jit_flag_patch) \
959 name##i##type(temp->u.w, rn(node->v.w), \
960 (jit_float##size##_t *)node->w.n->u.w); \
961 else { \
962 word = name##i##type(_jit->pc.w, rn(node->v.w), \
963 (jit_float##size##_t *)node->w.n->u.w); \
964 patch(word, node); \
965 } \
966 break
967#if DEVEL_DISASSEMBLER
968 prevw = _jit->pc.w;
969#endif
970 for (node = _jitc->head; node; node = node->next) {
971 if (_jit->pc.uc >= _jitc->code.end)
972 return (NULL);
973
974#if DEVEL_DISASSEMBLER
975 node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw;
976 prevw = _jit->pc.w;
977#endif
978 value = jit_classify(node->code);
979 jit_regarg_set(node, value);
980 switch (node->code) {
981 case jit_code_align:
982 assert(!(node->u.w & (node->u.w - 1)) &&
983 node->u.w <= sizeof(jit_word_t));
984 if (node->u.w == sizeof(jit_word_t) &&
985 (word = _jit->pc.w & (sizeof(jit_word_t) - 1)))
986 nop(sizeof(jit_word_t) - word);
987 break;
988 case jit_code_note: case jit_code_name:
989 node->u.w = _jit->pc.w;
990 break;
991 case jit_code_label:
992 /* remember label is defined */
993 node->flag |= jit_flag_patch;
994 node->u.w = _jit->pc.w;
995 break;
996 case_rrr(add,);
997 case_rrw(add,);
998 case_rrr(addc,);
999 case_rrw(addc,);
1000 case_rrr(addx,);
1001 case_rrw(addx,);
1002 case_rrr(sub,);
1003 case_rrw(sub,);
1004 case_rrr(subc,);
1005 case_rrw(subc,);
1006 case_rrr(subx,);
1007 case_rrw(subx,);
1008 case_rrw(rsb,);
1009 case_rrr(mul,);
1010 case_rrw(mul,);
1011 case_rrrr(qmul,);
1012 case_rrrw(qmul,);
1013 case_rrrr(qmul, _u);
1014 case_rrrw(qmul, _u);
1015 case_rrr(div,);
1016 case_rrw(div,);
1017 case_rrr(div, _u);
1018 case_rrw(div, _u);
1019 case_rrrr(qdiv,);
1020 case_rrrw(qdiv,);
1021 case_rrrr(qdiv, _u);
1022 case_rrrw(qdiv, _u);
1023 case_rrr(rem,);
1024 case_rrw(rem,);
1025 case_rrr(rem, _u);
1026 case_rrw(rem, _u);
1027 case_rrr(lsh,);
1028 case_rrw(lsh,);
1029 case_rrr(rsh,);
1030 case_rrw(rsh,);
1031 case_rrr(rsh, _u);
1032 case_rrw(rsh, _u);
1033 case_rrr(and,);
1034 case_rrw(and,);
1035 case_rrr(or,);
1036 case_rrw(or,);
1037 case_rrr(xor,);
1038 case_rrw(xor,);
1039 case_rr(trunc, _f_i);
1040 case_rr(trunc, _d_i);
1041 case_rr(trunc, _f_l);
1042 case_rr(trunc, _d_l);
1043 case_rr(ld, _c);
1044 case_rw(ld, _c);
1045 case_rr(ld, _uc);
1046 case_rw(ld, _uc);
1047 case_rr(ld, _s);
1048 case_rw(ld, _s);
1049 case_rr(ld, _us);
1050 case_rw(ld, _us);
1051 case_rr(ld, _i);
1052 case_rw(ld, _i);
1053 case_rr(ld, _ui);
1054 case_rw(ld, _ui);
1055 case_rr(ld, _l);
1056 case_rw(ld, _l);
1057 case_rrr(ldx, _c);
1058 case_rrw(ldx, _c);
1059 case_rrr(ldx, _uc);
1060 case_rrw(ldx, _uc);
1061 case_rrr(ldx, _s);
1062 case_rrw(ldx, _s);
1063 case_rrr(ldx, _us);
1064 case_rrw(ldx, _us);
1065 case_rrr(ldx, _i);
1066 case_rrw(ldx, _i);
1067 case_rrr(ldx, _ui);
1068 case_rrw(ldx, _ui);
1069 case_rrr(ldx, _l);
1070 case_rrw(ldx, _l);
1071 case_rr(st, _c);
1072 case_wr(st, _c);
1073 case_rr(st, _s);
1074 case_wr(st, _s);
1075 case_rr(st, _i);
1076 case_wr(st, _i);
1077 case_rr(st, _l);
1078 case_wr(st, _l);
1079 case_rrr(stx, _c);
1080 case_wrr(stx, _c);
1081 case_rrr(stx, _s);
1082 case_wrr(stx, _s);
1083 case_rrr(stx, _i);
1084 case_wrr(stx, _i);
1085 case_rrr(stx, _l);
1086 case_wrr(stx, _l);
1087 case_rr(hton, _us);
1088 case_rr(hton, _ui);
1089 case_rr(hton, _ul);
40a44dcb
PC
1090 case_rr(bswap, _us);
1091 case_rr(bswap, _ui);
1092 case_rr(bswap, _ul);
4a71579b
PC
1093 case_rr(ext, _c);
1094 case_rr(ext, _uc);
1095 case_rr(ext, _s);
1096 case_rr(ext, _us);
1097 case_rr(ext, _i);
1098 case_rr(ext, _ui);
ba3814c1
PC
1099 case jit_code_casr:
1100 casr(rn(node->u.w), rn(node->v.w),
1101 rn(node->w.q.l), rn(node->w.q.h));
1102 break;
1103 case jit_code_casi:
1104 casi(rn(node->u.w), node->v.w,
1105 rn(node->w.q.l), rn(node->w.q.h));
1106 break;
40a44dcb
PC
1107 case_rrr(movn,);
1108 case_rrr(movz,);
4a71579b
PC
1109 case_rr(mov,);
1110 case jit_code_movi:
1111 if (node->flag & jit_flag_node) {
1112 temp = node->v.n;
1113 if (temp->code == jit_code_data ||
1114 (temp->code == jit_code_label &&
1115 (temp->flag & jit_flag_patch)))
1116 movi(rn(node->u.w), temp->u.w);
1117 else {
1118 assert(temp->code == jit_code_label ||
1119 temp->code == jit_code_epilog);
1120 word = movi_p(rn(node->u.w), node->v.w);
1121 patch(word, node);
1122 }
1123 }
1124 else
1125 movi(rn(node->u.w), node->v.w);
1126 break;
1127 case_rr(neg,);
1128 case_rr(com,);
1129 case_rrr(lt,);
1130 case_rrw(lt,);
1131 case_rrr(lt, _u);
1132 case_rrw(lt, _u);
1133 case_rrr(le,);
1134 case_rrw(le,);
1135 case_rrr(le, _u);
1136 case_rrw(le, _u);
1137 case_rrr(eq,);
1138 case_rrw(eq,);
1139 case_rrr(ge,);
1140 case_rrw(ge,);
1141 case_rrr(ge, _u);
1142 case_rrw(ge, _u);
1143 case_rrr(gt,);
1144 case_rrw(gt,);
1145 case_rrr(gt, _u);
1146 case_rrw(gt, _u);
1147 case_rrr(ne,);
1148 case_rrw(ne,);
1149 case_brr(blt,);
1150 case_brw(blt,);
1151 case_brr(blt, _u);
1152 case_brw(blt, _u);
1153 case_brr(ble,);
1154 case_brw(ble,);
1155 case_brr(ble, _u);
1156 case_brw(ble, _u);
1157 case_brr(beq,);
1158 case_brw(beq,);
1159 case_brr(bge,);
1160 case_brw(bge,);
1161 case_brr(bge, _u);
1162 case_brw(bge, _u);
1163 case_brr(bgt,);
1164 case_brw(bgt,);
1165 case_brr(bgt, _u);
1166 case_brw(bgt, _u);
1167 case_brr(bne,);
1168 case_brw(bne,);
1169 case_brr(boadd,);
1170 case_brw(boadd,);
1171 case_brr(boadd, _u);
1172 case_brw(boadd, _u);
1173 case_brr(bxadd,);
1174 case_brw(bxadd,);
1175 case_brr(bxadd, _u);
1176 case_brw(bxadd, _u);
1177 case_brr(bosub,);
1178 case_brw(bosub,);
1179 case_brr(bosub, _u);
1180 case_brw(bosub, _u);
1181 case_brr(bxsub,);
1182 case_brw(bxsub,);
1183 case_brr(bxsub, _u);
1184 case_brw(bxsub, _u);
1185 case_brr(bms,);
1186 case_brw(bms,);
1187 case_brr(bmc,);
1188 case_brw(bmc,);
1189 case_rrr(add, _f);
1190 case_rrf(add, _f, 32);
1191 case_rrr(sub, _f);
1192 case_rrf(sub, _f, 32);
1193 case_rrf(rsb, _f, 32);
1194 case_rrr(mul, _f);
1195 case_rrf(mul, _f, 32);
1196 case_rrr(div, _f);
1197 case_rrf(div, _f, 32);
1198 case_rr(abs, _f);
1199 case_rr(neg, _f);
1200 case_rr(sqrt, _f);
1201 case_rr(ext, _f);
1202 case_rr(ld, _f);
1203 case_rw(ld, _f);
1204 case_rrr(ldx, _f);
1205 case_rrw(ldx, _f);
1206 case_rr(st, _f);
1207 case_wr(st, _f);
1208 case_rrr(stx, _f);
1209 case_wrr(stx, _f);
1210 case_rr(mov, _f);
1211 case jit_code_movi_f:
1212 assert(node->flag & jit_flag_data);
1213 movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w);
1214 break;
1215 case_rr(ext, _d_f);
1216 case_rrr(lt, _f);
1217 case_rrf(lt, _f, 32);
1218 case_rrr(le, _f);
1219 case_rrf(le, _f, 32);
1220 case_rrr(eq, _f);
1221 case_rrf(eq, _f, 32);
1222 case_rrr(ge, _f);
1223 case_rrf(ge, _f, 32);
1224 case_rrr(gt, _f);
1225 case_rrf(gt, _f, 32);
1226 case_rrr(ne, _f);
1227 case_rrf(ne, _f, 32);
1228 case_rrr(unlt, _f);
1229 case_rrf(unlt, _f, 32);
1230 case_rrr(unle, _f);
1231 case_rrf(unle, _f, 32);
1232 case_rrr(uneq, _f);
1233 case_rrf(uneq, _f, 32);
1234 case_rrr(unge, _f);
1235 case_rrf(unge, _f, 32);
1236 case_rrr(ungt, _f);
1237 case_rrf(ungt, _f, 32);
1238 case_rrr(ltgt, _f);
1239 case_rrf(ltgt, _f, 32);
1240 case_rrr(ord, _f);
1241 case_rrf(ord, _f, 32);
1242 case_rrr(unord, _f);
1243 case_rrf(unord, _f, 32);
1244 case_brr(blt, _f);
1245 case_brf(blt, _f, 32);
1246 case_brr(ble, _f);
1247 case_brf(ble, _f, 32);
1248 case_brr(beq, _f);
1249 case_brf(beq, _f, 32);
1250 case_brr(bge, _f);
1251 case_brf(bge, _f, 32);
1252 case_brr(bgt, _f);
1253 case_brf(bgt, _f, 32);
1254 case_brr(bne, _f);
1255 case_brf(bne, _f, 32);
1256 case_brr(bunlt, _f);
1257 case_brf(bunlt, _f, 32);
1258 case_brr(bunle, _f);
1259 case_brf(bunle, _f, 32);
1260 case_brr(buneq, _f);
1261 case_brf(buneq, _f, 32);
1262 case_brr(bunge, _f);
1263 case_brf(bunge, _f, 32);
1264 case_brr(bungt, _f);
1265 case_brf(bungt, _f, 32);
1266 case_brr(bltgt, _f);
1267 case_brf(bltgt, _f, 32);
1268 case_brr(bord, _f);
1269 case_brf(bord, _f, 32);
1270 case_brr(bunord, _f);
1271 case_brf(bunord, _f, 32);
1272 case_rrr(add, _d);
1273 case_rrf(add, _d, 64);
1274 case_rrr(sub, _d);
1275 case_rrf(sub, _d, 64);
1276 case_rrf(rsb, _d, 64);
1277 case_rrr(mul, _d);
1278 case_rrf(mul, _d, 64);
1279 case_rrr(div, _d);
1280 case_rrf(div, _d, 64);
1281 case_rr(abs, _d);
1282 case_rr(neg, _d);
1283 case_rr(sqrt, _d);
1284 case_rr(ext, _d);
1285 case_rr(ld, _d);
1286 case_rw(ld, _d);
1287 case_rrr(ldx, _d);
1288 case_rrw(ldx, _d);
1289 case_rr(st, _d);
1290 case_wr(st, _d);
1291 case_rrr(stx, _d);
1292 case_wrr(stx, _d);
1293 case_rr(mov, _d);
1294 case jit_code_movi_d:
1295 assert(node->flag & jit_flag_data);
1296 movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w);
1297 break;
1298 case_rr(ext, _f_d);
1299 case_rrr(lt, _d);
1300 case_rrf(lt, _d, 64);
1301 case_rrr(le, _d);
1302 case_rrf(le, _d, 64);
1303 case_rrr(eq, _d);
1304 case_rrf(eq, _d, 64);
1305 case_rrr(ge, _d);
1306 case_rrf(ge, _d, 64);
1307 case_rrr(gt, _d);
1308 case_rrf(gt, _d, 64);
1309 case_rrr(ne, _d);
1310 case_rrf(ne, _d, 64);
1311 case_rrr(unlt, _d);
1312 case_rrf(unlt, _d, 64);
1313 case_rrr(unle, _d);
1314 case_rrf(unle, _d, 64);
1315 case_rrr(uneq, _d);
1316 case_rrf(uneq, _d, 64);
1317 case_rrr(unge, _d);
1318 case_rrf(unge, _d, 64);
1319 case_rrr(ungt, _d);
1320 case_rrf(ungt, _d, 64);
1321 case_rrr(ltgt, _d);
1322 case_rrf(ltgt, _d, 64);
1323 case_rrr(ord, _d);
1324 case_rrf(ord, _d, 64);
1325 case_rrr(unord, _d);
1326 case_rrf(unord, _d, 64);
1327 case_brr(blt, _d);
1328 case_brf(blt, _d, 64);
1329 case_brr(ble, _d);
1330 case_brf(ble, _d, 64);
1331 case_brr(beq, _d);
1332 case_brf(beq, _d, 64);
1333 case_brr(bge, _d);
1334 case_brf(bge, _d, 64);
1335 case_brr(bgt, _d);
1336 case_brf(bgt, _d, 64);
1337 case_brr(bne, _d);
1338 case_brf(bne, _d, 64);
1339 case_brr(bunlt, _d);
1340 case_brf(bunlt, _d, 64);
1341 case_brr(bunle, _d);
1342 case_brf(bunle, _d, 64);
1343 case_brr(buneq, _d);
1344 case_brf(buneq, _d, 64);
1345 case_brr(bunge, _d);
1346 case_brf(bunge, _d, 64);
1347 case_brr(bungt, _d);
1348 case_brf(bungt, _d, 64);
1349 case_brr(bltgt, _d);
1350 case_brf(bltgt, _d, 64);
1351 case_brr(bord, _d);
1352 case_brf(bord, _d, 64);
1353 case_brr(bunord, _d);
1354 case_brf(bunord, _d, 64);
1355 case jit_code_jmpr:
1356 jmpr(rn(node->u.w));
1357 break;
1358 case jit_code_jmpi:
1359 if (node->flag & jit_flag_node) {
1360 temp = node->u.n;
1361 assert(temp->code == jit_code_label ||
1362 temp->code == jit_code_epilog);
1363 if (temp->flag & jit_flag_patch)
1364 jmpi(temp->u.w);
1365 else {
1366 word = jmpi_p(_jit->pc.w);
1367 patch(word, node);
1368 }
1369 }
1370 else
1371 jmpi(node->u.w);
1372 break;
1373 case jit_code_callr:
1374 callr(rn(node->u.w));
1375 break;
1376 case jit_code_calli:
1377 if (node->flag & jit_flag_node) {
1378 temp = node->u.n;
1379 assert(temp->code == jit_code_label ||
1380 temp->code == jit_code_epilog);
1381 if (!(temp->flag & jit_flag_patch)) {
1382 word = calli_p(temp->u.w);
1383 patch(word, node);
1384 }
1385 else
1386 calli(temp->u.w);
1387 }
1388 else
1389 calli(node->u.w);
1390 break;
1391 case jit_code_prolog:
1392 _jitc->function = _jitc->functions.ptr + node->w.w;
1393 undo.node = node;
1394 undo.word = _jit->pc.w;
1395#if DEVEL_DISASSEMBLER
1396 undo.prevw = prevw;
1397#endif
1398 undo.patch_offset = _jitc->patches.offset;
1399 restart_function:
1400 _jitc->again = 0;
1401 prolog(node);
1402 break;
1403 case jit_code_epilog:
1404 assert(_jitc->function == _jitc->functions.ptr + node->w.w);
1405 if (_jitc->again) {
1406 for (temp = undo.node->next;
1407 temp != node; temp = temp->next) {
1408 if (temp->code == jit_code_label ||
1409 temp->code == jit_code_epilog)
1410 temp->flag &= ~jit_flag_patch;
1411 }
1412 temp->flag &= ~jit_flag_patch;
1413 node = undo.node;
1414 _jit->pc.w = undo.word;
1415#if DEVEL_DISASSEMBLER
1416 prevw = undo.prevw;
1417#endif
1418 _jitc->patches.offset = undo.patch_offset;
1419 goto restart_function;
1420 }
1421 /* remember label is defined */
1422 node->flag |= jit_flag_patch;
1423 node->u.w = _jit->pc.w;
1424 epilog(node);
1425 _jitc->function = NULL;
1426 break;
1427 case jit_code_va_start:
1428 vastart(rn(node->u.w));
1429 break;
1430 case jit_code_va_arg:
1431 vaarg(rn(node->u.w), rn(node->v.w));
1432 break;
1433 case jit_code_va_arg_d:
1434 vaarg_d(rn(node->u.w), rn(node->v.w));
1435 break;
1436 case jit_code_live: case jit_code_ellipsis:
1437 case jit_code_va_push:
1438 case jit_code_allocai: case jit_code_allocar:
1439 case jit_code_arg:
1440 case jit_code_arg_f: case jit_code_arg_d:
1441 case jit_code_va_end:
1442 case jit_code_ret:
1443 case jit_code_retr: case jit_code_reti:
1444 case jit_code_retr_f: case jit_code_reti_f:
1445 case jit_code_retr_d: case jit_code_reti_d:
1446 case jit_code_getarg_c: case jit_code_getarg_uc:
1447 case jit_code_getarg_s: case jit_code_getarg_us:
1448 case jit_code_getarg_i: case jit_code_getarg_ui:
1449 case jit_code_getarg_l:
1450 case jit_code_getarg_f: case jit_code_getarg_d:
1451 case jit_code_putargr: case jit_code_putargi:
1452 case jit_code_putargr_f: case jit_code_putargi_f:
1453 case jit_code_putargr_d: case jit_code_putargi_d:
1454 case jit_code_pushargr: case jit_code_pushargi:
1455 case jit_code_pushargr_f: case jit_code_pushargi_f:
1456 case jit_code_pushargr_d: case jit_code_pushargi_d:
1457 case jit_code_retval_c: case jit_code_retval_uc:
1458 case jit_code_retval_s: case jit_code_retval_us:
1459 case jit_code_retval_i:
1460 case jit_code_retval_ui: case jit_code_retval_l:
1461 case jit_code_retval_f: case jit_code_retval_d:
1462 case jit_code_prepare:
1463 case jit_code_finishr: case jit_code_finishi:
1464 break;
1465 default:
1466 abort();
1467 }
1468 if (jit_carry != _NOREG) {
1469 switch (node->code) {
1470 case jit_code_note:
1471 case jit_code_addcr: case jit_code_addci:
1472 case jit_code_addxr: case jit_code_addxi:
1473 case jit_code_subcr: case jit_code_subci:
1474 case jit_code_subxr: case jit_code_subxi:
1475 break;
1476 default:
1477 jit_unget_reg(jit_carry);
1478 jit_carry = _NOREG;
1479 break;
1480 }
1481 }
1482 jit_regarg_clr(node, value);
1483 assert(_jitc->regarg == 0 ||
1484 (jit_carry != _NOREG && _jitc->regarg == (1 << jit_carry)));
1485 assert(_jitc->synth == 0);
1486 /* update register live state */
1487 jit_reglive(node);
1488 }
1489#undef case_brf
1490#undef case_brw
1491#undef case_brr
1492#undef case_wrr
1493#undef case_rrrw
1494#undef case_rrrr
1495#undef case_rrf
1496#undef case_rrw
1497#undef case_rrr
1498#undef case_wr
1499#undef case_rw
1500#undef case_rr
1501 for (offset = 0; offset < _jitc->patches.offset; offset++) {
1502 node = _jitc->patches.ptr[offset].node;
1503 word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w;
1504 patch_at(_jitc->patches.ptr[offset].inst, word);
1505 }
1506
1507 jit_flush(_jit->code.ptr, _jit->pc.uc);
1508
1509 return (_jit->code.ptr);
1510}
1511
1512#define CODE 1
1513# include "jit_alpha-cpu.c"
1514# include "jit_alpha-fpu.c"
ba3814c1 1515# include "jit_fallback.c"
4a71579b
PC
1516#undef CODE
1517
1518void
1519jit_flush(void *fptr, void *tptr)
1520{
1521}
1522
1523void
1524_emit_ldxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1525{
1526 ldxi(rn(r0), rn(r1), i0);
1527}
1528
1529void
1530_emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
1531{
1532 stxi(i0, rn(r0), rn(r1));
1533}
1534
1535void
1536_emit_ldxi_d(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1537{
1538 ldxi_d(rn(r0), rn(r1), i0);
1539}
1540
1541void
1542_emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
1543{
1544 stxi_d(i0, rn(r0), rn(r1));
1545}
1546
1547static void
1548_patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node)
1549{
1550 jit_int32_t flag;
1551
1552 assert(node->flag & jit_flag_node);
1553 if (node->code == jit_code_movi)
1554 flag = node->v.n->flag;
1555 else
1556 flag = node->u.n->flag;
1557 assert(!(flag & jit_flag_patch));
1558 if (_jitc->patches.offset >= _jitc->patches.length) {
1559 jit_realloc((jit_pointer_t *)&_jitc->patches.ptr,
1560 _jitc->patches.length * sizeof(jit_patch_t),
1561 (_jitc->patches.length + 1024) * sizeof(jit_patch_t));
1562 _jitc->patches.length += 1024;
1563 }
1564 _jitc->patches.ptr[_jitc->patches.offset].inst = instr;
1565 _jitc->patches.ptr[_jitc->patches.offset].node = node;
1566 ++_jitc->patches.offset;
1567}