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[pcsx_rearmed.git] / deps / lightning / lib / jit_ia64.c
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4a71579b
PC		 1/*
2 * Copyright (C) 2013-2019 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#include <lightning.h>
21#include <lightning/jit_private.h>
22
23#define jit_arg_reg_p(i) ((i) >= 0 && (i) < 8)
24#if __BYTE_ORDER == __LITTLE_ENDIAN
25# define C_DISP 0
26# define S_DISP 0
27# define I_DISP 0
28# define F_DISP 0
29#else
30# define C_DISP 8 - sizeof(jit_int8_t)
31# define S_DISP 8 - sizeof(jit_int16_t)
32# define I_DISP 8 - sizeof(jit_int32_t)
33# define F_DISP 8 - sizeof(jit_float32_t)
34#endif
35
36/*
37 * Types
38 */
39typedef jit_pointer_t jit_va_list_t;
40
41/*
42 * Prototypes
43 */
44#define patch(instr, node) _patch(_jit, instr, node)
45static void _patch(jit_state_t*,jit_word_t,jit_node_t*);
46
47#if defined(__GNUC__)
48/* libgcc */
49extern void __clear_cache(void *, void *);
50#endif
51
52#define PROTO 1
53# include "jit_ia64-cpu.c"
54# include "jit_ia64-fpu.c"
55#undef PROTO
56
57/*
58 * Initialization
59 */
60jit_register_t _rvs[] = {
61 /* Always 0 */
62 { 0, "r0" },
63 /* Global Pointer */
64 { rc(sav)|1, "r1" },
65 /* Used when a register cannot be allocated */
66 { 2, "r2" },
67 /* First scratch register */
68 { rc(gpr)|3, "r3" },
69 /* Use r4 as lightning fp register */
70 { rc(sav)|4, "r4" },
71 /* Do not touch callee save registers not automatically spill/reloaded */
72 { rc(sav)|5, "r5" }, { rc(sav)|6, "r6" },
73 { rc(sav)|7, "r7" },
74 /* Do not touch return register for the sake of simplicity, besides
75 * having JIT_R0 being the same as JIT_RET usually an optimization */
76 { 8, "r8" },
77 /* Return registers, use as temporaries */
78 { rc(gpr)|9, "r9" },
79 { rc(gpr)|10, "r10" }, { rc(gpr)|11, "r11" },
80 /* Stack pointer */
81 { rc(sav)|12, "r12" },
82 /* Thread pointer */
83 { rc(sav)|13, "r13" },
84 /* (Usually) assembly temporaries */
85 { rc(gpr)|31, "r31" }, { rc(gpr)|30, "r30" },
86 { rc(gpr)|29, "r29" }, { rc(gpr)|28, "r28" },
87 { rc(gpr)|27, "r27" }, { rc(gpr)|26, "r26" },
88 { rc(gpr)|25, "r25" }, { rc(gpr)|24, "r24" },
89 { rc(gpr)|23, "r23" }, { rc(gpr)|22, "r22" },
90 { rc(gpr)|21, "r21" }, { rc(gpr)|20, "r20" },
91 { rc(gpr)|19, "r19" }, { rc(gpr)|18, "r18" },
92 { rc(gpr)|17, "r17" }, { rc(gpr)|16, "r16" },
93 { rc(gpr)|15, "r15" }, { rc(gpr)|14, "r14" },
94 /* Do not allow allocating r32-r41 as temoraries for the sake of
95 * avoiding the need of extra complexity in the non backend code */
96 { rc(arg)|32, "r32" }, { rc(arg)|33, "r33" },
97 { rc(arg)|34, "r34" }, { rc(arg)|35, "r35" },
98 { rc(arg)|36, "r36" }, { rc(arg)|37, "r37" },
99 { rc(arg)|38, "r38" }, { rc(arg)|39, "r39" },
100 /* JIT_R0-JIT_V3 */
101 { rc(gpr)|rc(sav)|40, "r40" }, { rc(gpr)|rc(sav)|41, "r41" },
102 { rc(gpr)|rc(sav)|42, "r42" }, { rc(gpr)|rc(sav)|43, "r43" },
103 { rc(gpr)|rc(sav)|44, "r44" }, { rc(gpr)|rc(sav)|45, "r45" },
104 { rc(gpr)|rc(sav)|46, "r46" }, { rc(gpr)|rc(sav)|47, "r47" },
105 /* Temporaries/locals */
106 { rc(gpr)|rc(sav)|48, "r48" }, { rc(gpr)|rc(sav)|49, "r49" },
107 { rc(gpr)|rc(sav)|50, "r50" }, { rc(gpr)|rc(sav)|51, "r51" },
108 { rc(gpr)|rc(sav)|52, "r52" }, { rc(gpr)|rc(sav)|53, "r53" },
109 { rc(gpr)|rc(sav)|54, "r54" }, { rc(gpr)|rc(sav)|55, "r55" },
110 { rc(gpr)|rc(sav)|56, "r56" }, { rc(gpr)|rc(sav)|57, "r57" },
111 { rc(gpr)|rc(sav)|58, "r58" }, { rc(gpr)|rc(sav)|59, "r59" },
112 { rc(gpr)|rc(sav)|60, "r60" }, { rc(gpr)|rc(sav)|61, "r61" },
113 { rc(gpr)|rc(sav)|62, "r62" }, { rc(gpr)|rc(sav)|63, "r63" },
114 { rc(gpr)|rc(sav)|64, "r64" }, { rc(gpr)|rc(sav)|65, "r65" },
115 { rc(gpr)|rc(sav)|66, "r66" }, { rc(gpr)|rc(sav)|67, "r67" },
116 { rc(gpr)|rc(sav)|68, "r68" }, { rc(gpr)|rc(sav)|69, "r69" },
117 { rc(gpr)|rc(sav)|70, "r70" }, { rc(gpr)|rc(sav)|71, "r71" },
118 { rc(gpr)|rc(sav)|72, "r72" }, { rc(gpr)|rc(sav)|73, "r73" },
119 { rc(gpr)|rc(sav)|74, "r74" }, { rc(gpr)|rc(sav)|75, "r75" },
120 { rc(gpr)|rc(sav)|76, "r76" }, { rc(gpr)|rc(sav)|77, "r77" },
121 { rc(gpr)|rc(sav)|78, "r78" }, { rc(gpr)|rc(sav)|79, "r79" },
122 { rc(gpr)|rc(sav)|80, "r80" }, { rc(gpr)|rc(sav)|81, "r81" },
123 { rc(gpr)|rc(sav)|82, "r82" }, { rc(gpr)|rc(sav)|83, "r83" },
124 { rc(gpr)|rc(sav)|84, "r84" }, { rc(gpr)|rc(sav)|85, "r85" },
125 { rc(gpr)|rc(sav)|86, "r86" }, { rc(gpr)|rc(sav)|87, "r87" },
126 { rc(gpr)|rc(sav)|88, "r88" }, { rc(gpr)|rc(sav)|89, "r89" },
127 { rc(gpr)|rc(sav)|90, "r90" }, { rc(gpr)|rc(sav)|91, "r91" },
128 { rc(gpr)|rc(sav)|92, "r92" }, { rc(gpr)|rc(sav)|93, "r93" },
129 { rc(gpr)|rc(sav)|94, "r94" }, { rc(gpr)|rc(sav)|95, "r95" },
130 { rc(gpr)|rc(sav)|96, "r96" }, { rc(gpr)|rc(sav)|97, "r97" },
131 { rc(gpr)|rc(sav)|98, "r98" }, { rc(gpr)|rc(sav)|99, "r99" },
132 { rc(gpr)|rc(sav)|100,"r100"}, { rc(gpr)|rc(sav)|101, "r101"},
133 { rc(gpr)|rc(sav)|102,"r102"}, { rc(gpr)|rc(sav)|103, "r103"},
134 { rc(gpr)|rc(sav)|104,"r104"}, { rc(gpr)|rc(sav)|105, "r105"},
135 { rc(gpr)|rc(sav)|106,"r106"}, { rc(gpr)|rc(sav)|107, "r107"},
136 { rc(gpr)|rc(sav)|108,"r108"}, { rc(gpr)|rc(sav)|109, "r109"},
137 { rc(gpr)|rc(sav)|110,"r110"}, { rc(gpr)|rc(sav)|111, "r111"},
138 { rc(gpr)|rc(sav)|112,"r112"}, { rc(gpr)|rc(sav)|113, "r113"},
139 { rc(gpr)|rc(sav)|114,"r114"},
140 /* Do not enable these because no matter what, want 13 free registers,
141 * 5 for prolog and epilog and 8 for outgoing arguments */
142 { 115, "r115"},
143 { 116, "r116"}, { 117, "r117"},
144 { 118, "r118"}, { 119, "r119"},
145 { 120, "r120"}, { 121, "r121"},
146 { 122, "r122"}, { 123, "r123"},
147 { 124, "r124"}, { 125, "r125"},
148 { 126, "r126"}, { 127, "r127"},
149 /* Always 0.0 */
150 { 0, "f0" },
151 /* Always 1.0 */
152 { 1, "f1" },
153 /* Do not touch callee save registers not automatically spill/reloaded */
154 { rc(sav)|2, "f2" }, { rc(sav)|3, "f3" },
155 { rc(sav)|4, "f4" }, { rc(sav)|5, "f5" },
156 /* Scratch */
157 { rc(fpr)|6, "f6" }, { rc(fpr)|7, "f7" },
158 /* Do not allocate for the sake of simplification */
159 { rc(arg)|8, "f8" },
160 /* Scratch - Argument/return registers */
161 { rc(arg)|9, "f9" },
162 { rc(arg)|10, "f10" }, { rc(arg)|11, "f11" },
163 { rc(arg)|12, "f12" }, { rc(arg)|13, "f13" },
164 { rc(arg)|14, "f14" }, { rc(arg)|15, "f15" },
165 /* Do not touch callee save registers not automatically spill/reloaded */
166 { rc(sav)|16, "f16" }, { rc(sav)|17, "f17" },
167 { rc(sav)|18, "f18" }, { rc(sav)|19, "f19" },
168 { rc(sav)|20, "f20" }, { rc(sav)|21, "f21" },
169 { rc(sav)|22, "f22" }, { rc(sav)|23, "f23" },
170 { rc(sav)|24, "f24" }, { rc(sav)|25, "f25" },
171 { rc(sav)|26, "f26" }, { rc(sav)|27, "f27" },
172 { rc(sav)|28, "f28" }, { rc(sav)|29, "f29" },
173 { rc(sav)|30, "f30" }, { rc(sav)|31, "f31" },
174 /* Scratch */
175 { rc(fpr)|32, "f32" }, { rc(fpr)|33, "f33" },
176 { rc(fpr)|34, "f34" }, { rc(fpr)|35, "f35" },
177 { rc(fpr)|36, "f36" }, { rc(fpr)|37, "f37" },
178 { rc(fpr)|38, "f38" }, { rc(fpr)|39, "f39" },
179 { rc(fpr)|40, "f40" }, { rc(fpr)|41, "f41" },
180 { rc(fpr)|42, "f42" }, { rc(fpr)|43, "f43" },
181 { rc(fpr)|44, "f44" }, { rc(fpr)|45, "f45" },
182 { rc(fpr)|46, "f46" }, { rc(fpr)|47, "f47" },
183 { rc(fpr)|48, "f48" }, { rc(fpr)|49, "f49" },
184 { rc(fpr)|50, "f50" }, { rc(fpr)|51, "f51" },
185 { rc(fpr)|52, "f52" }, { rc(fpr)|53, "f53" },
186 { rc(fpr)|54, "f54" }, { rc(fpr)|55, "f55" },
187 { rc(fpr)|56, "f56" }, { rc(fpr)|57, "f57" },
188 { rc(fpr)|58, "f58" }, { rc(fpr)|59, "f59" },
189 { rc(fpr)|60, "f60" }, { rc(fpr)|61, "f61" },
190 { rc(fpr)|62, "f62" }, { rc(fpr)|63, "f63" },
191 { rc(fpr)|64, "f64" }, { rc(fpr)|65, "f65" },
192 { rc(fpr)|66, "f66" }, { rc(fpr)|67, "f67" },
193 { rc(fpr)|68, "f68" }, { rc(fpr)|69, "f69" },
194 { rc(fpr)|70, "f70" }, { rc(fpr)|71, "f71" },
195 { rc(fpr)|72, "f72" }, { rc(fpr)|73, "f73" },
196 { rc(fpr)|74, "f74" }, { rc(fpr)|75, "f75" },
197 { rc(fpr)|76, "f76" }, { rc(fpr)|77, "f77" },
198 { rc(fpr)|78, "f78" }, { rc(fpr)|79, "f79" },
199 { rc(fpr)|80, "f80" }, { rc(fpr)|81, "f81" },
200 { rc(fpr)|82, "f82" }, { rc(fpr)|83, "f83" },
201 { rc(fpr)|84, "f84" }, { rc(fpr)|85, "f85" },
202 { rc(fpr)|86, "f86" }, { rc(fpr)|87, "f87" },
203 { rc(fpr)|88, "f88" }, { rc(fpr)|89, "f89" },
204 { rc(fpr)|90, "f90" }, { rc(fpr)|91, "f91" },
205 { rc(fpr)|92, "f92" }, { rc(fpr)|93, "f93" },
206 { rc(fpr)|94, "f94" }, { rc(fpr)|95, "f95" },
207 { rc(fpr)|96, "f96" }, { rc(fpr)|97, "f97" },
208 { rc(fpr)|98, "f98" }, { rc(fpr)|99, "f99" },
209 { rc(fpr)|100, "f100"}, { rc(fpr)|101, "f101"},
210 { rc(fpr)|102, "f102"}, { rc(fpr)|103, "f103"},
211 { rc(fpr)|104, "f104"}, { rc(fpr)|105, "f105"},
212 { rc(fpr)|106, "f106"}, { rc(fpr)|107, "f107"},
213 { rc(fpr)|108, "f108"}, { rc(fpr)|109, "f109"},
214 { rc(fpr)|110, "f110"}, { rc(fpr)|111, "f111"},
215 { rc(fpr)|112, "f112"}, { rc(fpr)|113, "f113"},
216 { rc(fpr)|114, "f114"}, { rc(fpr)|115, "f115"},
217 { rc(fpr)|116, "f116"}, { rc(fpr)|117, "f117"},
218 { rc(fpr)|118, "f118"}, { rc(fpr)|119, "f119"},
219#if 0
220 /* commented to fit a jit_regset_t in 256 bits, so that the fake
221 * O0-O7 registers are easily patched when an argument is pushed */
222 { rc(fpr)|120, "f120"}, { rc(fpr)|121, "f121"},
223 { rc(fpr)|122, "f122"}, { rc(fpr)|123, "f123"},
224 { rc(fpr)|124, "f124"}, { rc(fpr)|125, "f125"},
225 { rc(fpr)|126, "f126"}, { rc(fpr)|127, "f127"},
226#endif
227 /* Fake registers to patch in movr and movi arguments */
228 { rc(arg)|120, "o0" }, { rc(arg)|121, "o1" },
229 { rc(arg)|122, "o2" }, { rc(arg)|123, "o3" },
230 { rc(arg)|124, "o4" }, { rc(arg)|125, "o5" },
231 { rc(arg)|126, "o6" }, { rc(arg)|127, "o7" },
232 { _NOREG, "<none>" },
233};
234
235/*
236 * Implementation
237 */
238void
239jit_get_cpu(void)
240{
241}
242
243void
244_jit_init(jit_state_t *_jit)
245{
246 _jitc->reglen = jit_size(_rvs) - 1;
247 jit_regset_new(&_jitc->regs);
248 jit_carry = _NOREG;
249}
250
251void
252_jit_prolog(jit_state_t *_jit)
253{
254 jit_int32_t offset;
255
256 if (_jitc->function)
257 jit_epilog();
258 assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0);
259 jit_regset_set_ui(&_jitc->regsav, 0);
260 offset = _jitc->functions.offset;
261 if (offset >= _jitc->functions.length) {
262 jit_realloc((jit_pointer_t *)&_jitc->functions.ptr,
263 _jitc->functions.length * sizeof(jit_function_t),
264 (_jitc->functions.length + 16) * sizeof(jit_function_t));
265 _jitc->functions.length += 16;
266 }
267 _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++;
268 /* params_offset << 1, once for ours arguments, once for arguments
269 * to any called function; required because offsets are computed
270 * as JIT_FP displacement */
271 _jitc->function->self.size = stack_framesize + (params_offset << 1);
272 _jitc->function->self.argi = _jitc->function->self.argf =
273 _jitc->function->self.aoff = _jitc->function->self.alen = 0;
274 _jitc->function->self.call = jit_call_default;
275 jit_alloc((jit_pointer_t *)&_jitc->function->regoff,
276 _jitc->reglen * sizeof(jit_int32_t));
277
278 /* _no_link here does not mean the jit_link() call can be removed
279 * by rewriting as:
280 * _jitc->function->prolog = jit_new_node(jit_code_prolog);
281 */
282 _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog);
283 jit_link(_jitc->function->prolog);
284 _jitc->function->prolog->w.w = offset;
285 _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog);
286 /* u: label value
287 * v: offset in blocks vector
288 * w: offset in functions vector
289 */
290 _jitc->function->epilog->w.w = offset;
291
292 jit_regset_new(&_jitc->function->regset);
293}
294
295jit_int32_t
296_jit_allocai(jit_state_t *_jit, jit_int32_t length)
297{
298 assert(_jitc->function);
299 switch (length) {
300 case 0: case 1: break;
301 case 2: _jitc->function->self.aoff &= -2; break;
302 case 3: case 4: _jitc->function->self.aoff &= -4; break;
303 default: _jitc->function->self.aoff &= -8; break;
304 }
305 _jitc->function->self.aoff -= length;
306 if (!_jitc->realize) {
307 jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length);
308 jit_dec_synth();
309 }
310 return (_jitc->function->self.aoff);
311}
312
313void
314_jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v)
315{
316 jit_int32_t reg;
317 assert(_jitc->function);
318 jit_inc_synth_ww(allocar, u, v);
319 if (!_jitc->function->allocar) {
320 _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t));
321 _jitc->function->allocar = 1;
322 }
323 reg = jit_get_reg(jit_class_gpr);
324 jit_negr(reg, v);
325 jit_andi(reg, reg, -16);
326 jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff);
327 jit_addr(u, u, reg);
328 jit_addr(JIT_SP, JIT_SP, reg);
329 jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u);
330 jit_unget_reg(reg);
331 jit_dec_synth();
332}
333
334void
335_jit_ret(jit_state_t *_jit)
336{
337 jit_node_t *instr;
338 assert(_jitc->function);
339 jit_inc_synth(ret);
340 /* jump to epilog */
341 instr = jit_jmpi();
342 jit_patch_at(instr, _jitc->function->epilog);
343 jit_dec_synth();
344}
345
346void
347_jit_retr(jit_state_t *_jit, jit_int32_t u)
348{
349 jit_inc_synth_w(retr, u);
350 jit_movr(JIT_RET, u);
351 jit_ret();
352 jit_dec_synth();
353}
354
355void
356_jit_reti(jit_state_t *_jit, jit_word_t u)
357{
358 jit_inc_synth_w(reti, u);
359 jit_movi(JIT_RET, u);
360 jit_ret();
361 jit_dec_synth();
362}
363
364void
365_jit_retr_f(jit_state_t *_jit, jit_int32_t u)
366{
367 jit_inc_synth_w(retr_f, u);
368 jit_movr_f(JIT_FRET, u);
369 jit_ret();
370 jit_dec_synth();
371}
372
373void
374_jit_reti_f(jit_state_t *_jit, jit_float32_t u)
375{
376 jit_inc_synth_f(reti_f, u);
377 jit_movi_f(JIT_FRET, u);
378 jit_ret();
379 jit_dec_synth();
380}
381
382void
383_jit_retr_d(jit_state_t *_jit, jit_int32_t u)
384{
385 jit_inc_synth_w(retr_d, u);
386 jit_movr_d(JIT_FRET, u);
387 jit_ret();
388 jit_dec_synth();
389}
390
391void
392_jit_reti_d(jit_state_t *_jit, jit_float64_t u)
393{
394 jit_inc_synth_d(reti_d, u);
395 jit_movi_d(JIT_FRET, u);
396 jit_ret();
397 jit_dec_synth();
398}
399
400void
401_jit_epilog(jit_state_t *_jit)
402{
403 assert(_jitc->function);
404 assert(_jitc->function->epilog->next == NULL);
405 jit_link(_jitc->function->epilog);
406 _jitc->function = NULL;
407}
408
409jit_bool_t
410_jit_arg_register_p(jit_state_t *_jit, jit_node_t *u)
411{
412 assert(u->code == jit_code_arg ||
413 u->code == jit_code_arg_f || u->code == jit_code_arg_d);
414 return (jit_arg_reg_p(u->u.w));
415}
416
417void
418_jit_ellipsis(jit_state_t *_jit)
419{
420 jit_inc_synth(ellipsis);
421 if (_jitc->prepare) {
422 assert(!(_jitc->function->call.call & jit_call_varargs));
423 _jitc->function->call.call |= jit_call_varargs;
424 jit_link_prepare();
425 }
426 else {
427 assert(!(_jitc->function->self.call & jit_call_varargs));
428 _jitc->function->self.call |= jit_call_varargs;
429 _jitc->function->vagp = _jitc->function->self.argi;
430 jit_link_prolog();
431 }
432 jit_dec_synth();
433}
434
435void
436_jit_va_push(jit_state_t *_jit, jit_int32_t u)
437{
438 jit_inc_synth_w(va_push, u);
439 jit_pushargr(u);
440 jit_dec_synth();
441}
442
443jit_node_t *
444_jit_arg(jit_state_t *_jit)
445{
446 jit_node_t *node;
447 jit_int32_t offset;
448 assert(_jitc->function);
449 if (jit_arg_reg_p(_jitc->function->self.argi))
450 offset = _jitc->function->self.argi++;
451 else {
452 offset = _jitc->function->self.size;
453 _jitc->function->self.size += sizeof(jit_word_t);
454 }
455 node = jit_new_node_ww(jit_code_arg, offset,
456 ++_jitc->function->self.argn);
457 jit_link_prolog();
458 return (node);
459}
460
461jit_node_t *
462_jit_arg_f(jit_state_t *_jit)
463{
464 jit_node_t *node;
465 jit_int32_t offset;
466 assert(_jitc->function);
467 if (jit_arg_reg_p(_jitc->function->self.argi)) {
468 if (!(_jitc->function->self.call & jit_call_varargs))
469 offset = 8 + _jitc->function->self.argf++;
470 else
471 offset = _jitc->function->self.argi;
472 ++_jitc->function->self.argi;
473 }
474 else {
475 offset = _jitc->function->self.size;
476 _jitc->function->self.size += sizeof(jit_word_t);
477 }
478 node = jit_new_node_ww(jit_code_arg_f, offset,
479 ++_jitc->function->self.argn);
480 jit_link_prolog();
481 return (node);
482}
483
484jit_node_t *
485_jit_arg_d(jit_state_t *_jit)
486{
487 jit_node_t *node;
488 jit_int32_t offset;
489 assert(_jitc->function);
490 if (jit_arg_reg_p(_jitc->function->self.argi)) {
491 if (!(_jitc->function->self.call & jit_call_varargs))
492 offset = 8 + _jitc->function->self.argf++;
493 else
494 offset = _jitc->function->self.argi;
495 ++_jitc->function->self.argi;
496 }
497 else {
498 offset = _jitc->function->self.size;
499 _jitc->function->self.size += sizeof(jit_float64_t);
500 }
501 node = jit_new_node_ww(jit_code_arg_d, offset,
502 ++_jitc->function->self.argn);
503 jit_link_prolog();
504 return (node);
505}
506
507void
508_jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
509{
510 assert(v->code == jit_code_arg);
511 jit_inc_synth_wp(getarg_c, u, v);
512 if (jit_arg_reg_p(v->u.w))
513 jit_extr_c(u, _R32 + v->u.w);
514 else
515 jit_ldxi_c(u, JIT_FP, v->u.w + C_DISP);
516 jit_dec_synth();
517}
518
519void
520_jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
521{
522 assert(v->code == jit_code_arg);
523 jit_inc_synth_wp(getarg_uc, u, v);
524 if (jit_arg_reg_p(v->u.w))
525 jit_extr_uc(u, _R32 + v->u.w);
526 else
527 jit_ldxi_uc(u, JIT_FP, v->u.w + C_DISP);
528 jit_dec_synth();
529}
530
531void
532_jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
533{
534 assert(v->code == jit_code_arg);
535 jit_inc_synth_wp(getarg_s, u, v);
536 if (jit_arg_reg_p(v->u.w))
537 jit_extr_s(u, _R32 + v->u.w);
538 else
539 jit_ldxi_s(u, JIT_FP, v->u.w + S_DISP);
540 jit_dec_synth();
541}
542
543void
544_jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
545{
546 assert(v->code == jit_code_arg);
547 jit_inc_synth_wp(getarg_us, u, v);
548 if (jit_arg_reg_p(v->u.w))
549 jit_extr_us(u, _R32 + v->u.w);
550 else
551 jit_ldxi_us(u, JIT_FP, v->u.w + S_DISP);
552 jit_dec_synth();
553}
554
555void
556_jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
557{
558 assert(v->code == jit_code_arg);
559 jit_inc_synth_wp(getarg_i, u, v);
560 if (jit_arg_reg_p(v->u.w))
561 jit_extr_i(u, _R32 + v->u.w);
562 else
563 jit_ldxi_i(u, JIT_FP, v->u.w + I_DISP);
564 jit_dec_synth();
565}
566
567void
568_jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
569{
570 assert(v->code == jit_code_arg);
571 jit_inc_synth_wp(getarg_ui, u, v);
572 if (jit_arg_reg_p(v->u.w))
573 jit_extr_ui(u, _R32 + v->u.w);
574 else
575 jit_ldxi_ui(u, JIT_FP, v->u.w + I_DISP);
576 jit_dec_synth();
577}
578
579void
580_jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
581{
582 assert(v->code == jit_code_arg);
583 jit_inc_synth_wp(getarg_l, u, v);
584 if (jit_arg_reg_p(v->u.w))
585 jit_movr(u, _R32 + v->u.w);
586 else
587 jit_ldxi(u, JIT_FP, v->u.w);
588 jit_dec_synth();
589}
590
591void
592_jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
593{
594 assert(v->code == jit_code_arg);
595 jit_inc_synth_wp(putargr, u, v);
596 if (jit_arg_reg_p(v->u.w))
597 jit_movr(_R32 + v->u.w, u);
598 else
599 jit_stxi(v->u.w, JIT_FP, u);
600 jit_dec_synth();
601}
602
603void
604_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v)
605{
606 jit_int32_t regno;
607 assert(v->code == jit_code_arg);
608 jit_inc_synth_wp(putargi, u, v);
609 if (jit_arg_reg_p(v->u.w))
610 jit_movi(_R32 + v->u.w, u);
611 else {
612 regno = jit_get_reg(jit_class_gpr);
613 jit_movi(regno, u);
614 jit_stxi(v->u.w, JIT_FP, regno);
615 jit_unget_reg(regno);
616 }
617 jit_dec_synth();
618}
619
620void
621_jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
622{
623 assert(v->code == jit_code_arg_f);
624 jit_inc_synth_wp(getarg_f, u, v);
625 if (jit_arg_reg_p(v->u.w))
626 jit_movr_w_f(u, _OUT0 + v->u.w);
627 else if (jit_arg_reg_p(v->u.w - 8))
628 jit_movr_f(u, _F8 + (v->u.w - 8));
629 else
630 jit_ldxi_f(u, JIT_FP, v->u.w + F_DISP);
631 jit_dec_synth();
632}
633
634void
635_jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
636{
637 assert(v->code == jit_code_arg_f);
638 jit_inc_synth_wp(putargr_f, u, v);
639 if (jit_arg_reg_p(v->u.w))
640 jit_movr_f_w(_OUT0 + v->u.w, u);
641 else if (jit_arg_reg_p(v->u.w - 8))
642 jit_movr_f(_F8 + (v->u.w - 8), u);
643 else
644 jit_stxi_f(v->u.w, JIT_FP, u + F_DISP);
645 jit_dec_synth();
646}
647
648void
649_jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v)
650{
651 jit_int32_t regno;
652 assert(v->code == jit_code_arg_f);
653 jit_inc_synth_fp(putargi_f, u, v);
654 if (jit_arg_reg_p(v->u.w))
655 jit_movi_f_w(_OUT0 + v->u.w, u);
656 else if (jit_arg_reg_p(v->u.w - 8))
657 jit_movi_f(_F8 + (v->u.w - 8), u);
658 else {
659 regno = jit_get_reg(jit_class_fpr);
660 jit_movi_f(regno, u);
661 jit_stxi_f(v->u.w, JIT_FP, regno + F_DISP);
662 jit_unget_reg(regno);
663 }
664 jit_dec_synth();
665}
666
667void
668_jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
669{
670 assert(v->code == jit_code_arg_d);
671 jit_inc_synth_wp(getarg_d, u, v);
672 if (jit_arg_reg_p(v->u.w))
673 jit_movr_w_d(u, _OUT0 + v->u.w);
674 else if (jit_arg_reg_p(v->u.w - 8))
675 jit_movr_d(u, _F8 + (v->u.w - 8));
676 else
677 jit_ldxi_d(u, JIT_FP, v->u.w);
678 jit_dec_synth();
679}
680
681void
682_jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
683{
684 assert(v->code == jit_code_arg_d);
685 jit_inc_synth_wp(putargr_d, u, v);
686 if (jit_arg_reg_p(v->u.w))
687 jit_movr_d_w(_OUT0 + v->u.w, u);
688 else if (jit_arg_reg_p(v->u.w - 8))
689 jit_movr_d(_F8 + (v->u.w - 8), u);
690 else
691 jit_stxi_d(v->u.w, JIT_FP, u);
692 jit_dec_synth();
693}
694
695void
696_jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v)
697{
698 jit_int32_t regno;
699 assert(v->code == jit_code_arg_d);
700 jit_inc_synth_dp(putargi_d, u, v);
701 if (jit_arg_reg_p(v->u.w))
702 jit_movi_d_w(_OUT0 + v->u.w, u);
703 else if (jit_arg_reg_p(v->u.w - 8))
704 jit_movi_d(_F8 + (v->u.w - 8), u);
705 else {
706 regno = jit_get_reg(jit_class_fpr);
707 jit_movi_d(regno, u);
708 jit_stxi_d(v->u.w, JIT_FP, regno);
709 jit_unget_reg(regno);
710 }
711 jit_dec_synth();
712}
713
714void
715_jit_pushargr(jit_state_t *_jit, jit_int32_t u)
716{
717 assert(_jitc->function);
718 jit_inc_synth_w(pushargr, u);
719 jit_link_prepare();
720 if (jit_arg_reg_p(_jitc->function->call.argi)) {
721 jit_movr(_OUT0 + _jitc->function->call.argi, u);
722 ++_jitc->function->call.argi;
723 }
724 else {
725 jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, u);
726 _jitc->function->call.size += sizeof(jit_word_t);
727 }
728 jit_dec_synth();
729}
730
731void
732_jit_pushargi(jit_state_t *_jit, jit_word_t u)
733{
734 jit_int32_t regno;
735 assert(_jitc->function);
736 jit_inc_synth_w(pushargi, u);
737 jit_link_prepare();
738 if (jit_arg_reg_p(_jitc->function->call.argi)) {
739 jit_movi(_OUT0 + _jitc->function->call.argi, u);
740 ++_jitc->function->call.argi;
741 }
742 else {
743 regno = jit_get_reg(jit_class_gpr);
744 jit_movi(regno, u);
745 jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, regno);
746 _jitc->function->call.size += sizeof(jit_word_t);
747 jit_unget_reg(regno);
748 }
749 jit_dec_synth();
750}
751
752void
753_jit_pushargr_f(jit_state_t *_jit, jit_int32_t u)
754{
755 assert(_jitc->function);
756 jit_inc_synth_w(pushargr_f, u);
757 jit_link_prepare();
758 if (jit_arg_reg_p(_jitc->function->call.argi)) {
759 if (!(_jitc->function->call.call & jit_call_varargs)) {
760 jit_movr_f(_F8 + _jitc->function->call.argf, u);
761 ++_jitc->function->call.argf;
762 }
763 else
764 jit_movr_f_w(_OUT0 + _jitc->function->call.argi, u);
765 ++_jitc->function->call.argi;
766 }
767 else {
768 jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
769 JIT_SP, u);
770 _jitc->function->call.size += sizeof(jit_word_t);
771 }
772 jit_dec_synth();
773}
774
775void
776_jit_pushargi_f(jit_state_t *_jit, jit_float32_t u)
777{
778 jit_int32_t regno;
779 assert(_jitc->function);
780 jit_inc_synth_f(pushargi_f, u);
781 jit_link_prepare();
782 if (jit_arg_reg_p(_jitc->function->call.argi)) {
783 if (!(_jitc->function->call.call & jit_call_varargs)) {
784 jit_movi_f(_F8 + _jitc->function->call.argf, u);
785 ++_jitc->function->call.argf;
786 }
787 else
788 jit_movi_f_w(_OUT0 + _jitc->function->call.argi, u);
789 ++_jitc->function->call.argi;
790 }
791 else {
792 regno = jit_get_reg(jit_class_fpr);
793 jit_movi_f(regno, u);
794 jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
795 JIT_SP, regno);
796 _jitc->function->call.size += sizeof(jit_word_t);
797 jit_unget_reg(regno);
798 }
799 jit_dec_synth();
800}
801
802void
803_jit_pushargr_d(jit_state_t *_jit, jit_int32_t u)
804{
805 assert(_jitc->function);
806 jit_inc_synth_w(pushargr_d, u);
807 jit_link_prepare();
808 if (jit_arg_reg_p(_jitc->function->call.argi)) {
809 if (!(_jitc->function->call.call & jit_call_varargs)) {
810 jit_movr_d(_F8 + _jitc->function->call.argf, u);
811 ++_jitc->function->call.argf;
812 }
813 else
814 jit_movr_d_w(_OUT0 + _jitc->function->call.argi, u);
815 ++_jitc->function->call.argi;
816 }
817 else {
818 jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, u);
819 _jitc->function->call.size += sizeof(jit_float64_t);
820 }
821 jit_dec_synth();
822}
823
824void
825_jit_pushargi_d(jit_state_t *_jit, jit_float64_t u)
826{
827 jit_int32_t regno;
828 assert(_jitc->function);
829 jit_inc_synth_d(pushargi_d, u);
830 jit_link_prepare();
831 if (jit_arg_reg_p(_jitc->function->call.argi)) {
832 if (!(_jitc->function->call.call & jit_call_varargs)) {
833 jit_movi_d(_F8 + _jitc->function->call.argf, u);
834 ++_jitc->function->call.argf;
835 }
836 else
837 jit_movi_d_w(_OUT0 + _jitc->function->call.argi, u);
838 ++_jitc->function->call.argi;
839 }
840 else {
841 regno = jit_get_reg(jit_class_fpr);
842 jit_movi_d(regno, u);
843 jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, regno);
844 _jitc->function->call.size += sizeof(jit_float64_t);
845 jit_unget_reg(regno);
846 }
847 jit_dec_synth();
848}
849
850jit_bool_t
851_jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno)
852{
853 /* Argument registers are allocated from the pool of unused registers */
854 return (0);
855}
856
857void
858_jit_finishr(jit_state_t *_jit, jit_int32_t r0)
859{
860 jit_node_t *call;
861 assert(_jitc->function);
862 jit_inc_synth_w(finishr, r0);
863 if (_jitc->function->self.alen < _jitc->function->call.size)
864 _jitc->function->self.alen = _jitc->function->call.size;
865 call = jit_callr(r0);
866 call->v.w = _jitc->function->call.argi;
867 call->w.w = _jitc->function->call.argf;
868 _jitc->function->call.argi = _jitc->function->call.argf =
869 _jitc->function->call.size = 0;
870 _jitc->prepare = 0;
871 jit_dec_synth();
872}
873
874jit_node_t *
875_jit_finishi(jit_state_t *_jit, jit_pointer_t i0)
876{
877 jit_node_t *node;
878 assert(_jitc->function);
879 jit_inc_synth_w(finishi, (jit_word_t)i0);
880 if (_jitc->function->self.alen < _jitc->function->call.size)
881 _jitc->function->self.alen = _jitc->function->call.size;
882 node = jit_calli(i0);
883 node->v.w = _jitc->function->call.argi;
884 node->w.w = _jitc->function->call.argf;
885 _jitc->function->call.argi = _jitc->function->call.argf =
886 _jitc->function->call.size = 0;
887 _jitc->prepare = 0;
888 jit_dec_synth();
889 return (node);
890}
891
892void
893_jit_retval_c(jit_state_t *_jit, jit_int32_t r0)
894{
895 jit_inc_synth_w(retval_c, r0);
896 jit_extr_c(r0, JIT_RET);
897 jit_dec_synth();
898}
899
900void
901_jit_retval_uc(jit_state_t *_jit, jit_int32_t r0)
902{
903 jit_inc_synth_w(retval_uc, r0);
904 jit_extr_uc(r0, JIT_RET);
905 jit_dec_synth();
906}
907
908void
909_jit_retval_s(jit_state_t *_jit, jit_int32_t r0)
910{
911 jit_inc_synth_w(retval_s, r0);
912 jit_extr_s(r0, JIT_RET);
913 jit_dec_synth();
914}
915
916void
917_jit_retval_us(jit_state_t *_jit, jit_int32_t r0)
918{
919 jit_inc_synth_w(retval_us, r0);
920 jit_extr_us(r0, JIT_RET);
921 jit_dec_synth();
922}
923
924void
925_jit_retval_i(jit_state_t *_jit, jit_int32_t r0)
926{
927 jit_inc_synth_w(retval_i, r0);
928 jit_extr_i(r0, JIT_RET);
929 jit_dec_synth();
930}
931
932void
933_jit_retval_ui(jit_state_t *_jit, jit_int32_t r0)
934{
935 jit_inc_synth_w(retval_ui, r0);
936 jit_extr_ui(r0, JIT_RET);
937 jit_dec_synth();
938}
939
940void
941_jit_retval_l(jit_state_t *_jit, jit_int32_t r0)
942{
943 jit_inc_synth_w(retval_l, r0);
944 jit_movr(r0, JIT_RET);
945 jit_dec_synth();
946}
947
948void
949_jit_retval_f(jit_state_t *_jit, jit_int32_t r0)
950{
951 jit_inc_synth_w(retval_l, r0);
952 jit_movr_f(r0, JIT_FRET);
953 jit_dec_synth();
954}
955
956void
957_jit_retval_d(jit_state_t *_jit, jit_int32_t r0)
958{
959 jit_inc_synth_w(retval_d, r0);
960 jit_movr_d(r0, JIT_FRET);
961 jit_dec_synth();
962}
963
964jit_pointer_t
965_emit_code(jit_state_t *_jit)
966{
967 jit_node_t *node;
968 jit_node_t *temp;
969 jit_word_t word;
970 jit_int32_t value;
971 jit_int32_t offset;
972 struct {
973 jit_node_t *node;
974 jit_word_t word;
975#if DEVEL_DISASSEMBLER
976 jit_word_t prevw;
977#endif
978 jit_int32_t patch_offset;
979 jit_word_t prolog_offset;
980 } undo;
981#if DEVEL_DISASSEMBLER
982 jit_word_t prevw;
983#endif
984
985 _jitc->function = NULL;
986
987 /* If did resize the code buffer, these were not reset */
988 _jitc->ioff = 0;
989 jit_regset_set_ui(&_jitc->regs, 0);
990 _jitc->pred = 0;
991
992 jit_reglive_setup();
993
994 undo.word = 0;
995 undo.node = NULL;
996 undo.patch_offset = 0;
997
998#if DEVEL_DISASSEMBLER
999 prevw = _jit->pc.w;
1000#endif
1001 undo.prolog_offset = 0;
1002 for (node = _jitc->head; node; node = node->next)
1003 if (node->code != jit_code_label &&
1004 node->code != jit_code_note &&
1005 node->code != jit_code_name)
1006 break;
1007 if (node && (node->code != jit_code_prolog ||
1008 !(_jitc->functions.ptr + node->w.w)->assume_frame)) {
1009 /* code may start with a jump so add an initial function descriptor */
1010 word = _jit->pc.w + 16;
1011 il(word); /* addr */
1012 il(0); /* gp */
1013 }
1014#define case_rr(name, type) \
1015 case jit_code_##name##r##type: \
1016 name##r##type(rn(node->u.w), rn(node->v.w)); \
1017 break
1018#define case_rw(name, type) \
1019 case jit_code_##name##i##type: \
1020 name##i##type(rn(node->u.w), node->v.w); \
1021 break
1022#define case_wr(name, type) \
1023 case jit_code_##name##i##type: \
1024 name##i##type(node->u.w, rn(node->v.w)); \
1025 break
1026#define case_rrr(name, type) \
1027 case jit_code_##name##r##type: \
1028 name##r##type(rn(node->u.w), \
1029 rn(node->v.w), rn(node->w.w)); \
1030 break
1031#define case_rrrr(name, type) \
1032 case jit_code_##name##r##type: \
1033 name##r##type(rn(node->u.q.l), rn(node->u.q.h), \
1034 rn(node->v.w), rn(node->w.w)); \
1035 break
1036#define case_rrw(name, type) \
1037 case jit_code_##name##i##type: \
1038 name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \
1039 break
1040#define case_rrrw(name, type) \
1041 case jit_code_##name##i##type: \
1042 name##i##type(rn(node->u.q.l), rn(node->u.q.h), \
1043 rn(node->v.w), node->w.w); \
1044 break
1045#define case_rrf(name, type, size) \
1046 case jit_code_##name##i##type: \
1047 assert(node->flag & jit_flag_data); \
1048 name##i##type(rn(node->u.w), rn(node->v.w), \
1049 (jit_float##size##_t *)node->w.n->u.w); \
1050 break
1051#define case_wrr(name, type) \
1052 case jit_code_##name##i##type: \
1053 name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \
1054 break
1055#define case_brr(name, type) \
1056 case jit_code_##name##r##type: \
1057 temp = node->u.n; \
1058 assert(temp->code == jit_code_label || \
1059 temp->code == jit_code_epilog); \
1060 if (temp->flag & jit_flag_patch) \
1061 name##r##type(temp->u.w, rn(node->v.w), \
1062 rn(node->w.w)); \
1063 else { \
1064 word = name##r##type(_jit->pc.w, \
1065 rn(node->v.w), rn(node->w.w)); \
1066 patch(word, node); \
1067 } \
1068 break
1069#define case_brw(name, type) \
1070 case jit_code_##name##i##type: \
1071 temp = node->u.n; \
1072 assert(temp->code == jit_code_label || \
1073 temp->code == jit_code_epilog); \
1074 if (temp->flag & jit_flag_patch) \
1075 name##i##type(temp->u.w, \
1076 rn(node->v.w), node->w.w); \
1077 else { \
1078 word = name##i##type(_jit->pc.w, \
1079 rn(node->v.w), node->w.w); \
1080 patch(word, node); \
1081 } \
1082 break
1083#define case_brf(name, type, size) \
1084 case jit_code_##name##i##type: \
1085 temp = node->u.n; \
1086 assert(temp->code == jit_code_label || \
1087 temp->code == jit_code_epilog); \
1088 if (temp->flag & jit_flag_patch) \
1089 name##i##type(temp->u.w, rn(node->v.w), \
1090 (jit_float##size##_t *)node->w.n->u.w); \
1091 else { \
1092 word = name##i##type(_jit->pc.w, rn(node->v.w), \
1093 (jit_float##size##_t *)node->w.n->u.w); \
1094 patch(word, node); \
1095 } \
1096 break
1097 for (node = _jitc->head; node; node = node->next) {
1098 if (_jit->pc.uc >= _jitc->code.end)
1099 return (NULL);
1100
1101 value = jit_classify(node->code);
1102#if GET_JIT_SIZE
1103 sync();
1104#endif
1105#if DEVEL_DISASSEMBLER
1106 /* FIXME DEVEL_DISASSEMBLER should become DISASSEMBLER,
1107 * but a "real" DEVEL_DISASSEMBLER should be required
1108 * to turn the below "#if 0" into "#if 1" */
1109# if 0 /* Since disassembly outputs 3 instructions at a time,
1110 * make it "#if 1" for more clear debug output. */
1111 sync();
1112# endif
1113 node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw;
1114 prevw = _jit->pc.w;
1115#endif
1116 jit_regarg_set(node, value);
1117 switch (node->code) {
1118 case jit_code_align:
1119 assert(!(node->u.w & (node->u.w - 1)) &&
1120 node->u.w <= sizeof(jit_word_t));
1121 /* nothing done */
1122 break;
1123 case jit_code_note: case jit_code_name:
1124 sync();
1125 node->u.w = _jit->pc.w;
1126 break;
1127 case jit_code_label:
1128 sync();
1129 /* remember label is defined */
1130 node->flag |= jit_flag_patch;
1131 node->u.w = _jit->pc.w;
1132 break;
1133 case_rrr(add,);
1134 case_rrw(add,);
1135 case_rrr(addc,);
1136 case_rrw(addc,);
1137 case_rrr(addx,);
1138 case_rrw(addx,);
1139 case_rrr(sub,);
1140 case_rrw(sub,);
1141 case_rrr(subx,);
1142 case_rrw(subx,);
1143 case_rrw(rsb,);
1144 case_rrr(subc,);
1145 case_rrw(subc,);
1146 case_rrr(mul,);
1147 case_rrw(mul,);
1148 case_rrrr(qmul,);
1149 case_rrrw(qmul,);
1150 case_rrrr(qmul, _u);
1151 case_rrrw(qmul, _u);
1152 case_rrr(div,);
1153 case_rrw(div,);
1154 case_rrr(div, _u);
1155 case_rrw(div, _u);
1156 case_rrr(rem,);
1157 case_rrw(rem,);
1158 case_rrr(rem, _u);
1159 case_rrw(rem, _u);
1160 case_rrrr(qdiv,);
1161 case_rrrw(qdiv,);
1162 case_rrrr(qdiv, _u);
1163 case_rrrw(qdiv, _u);
1164 case_rrr(and,);
1165 case_rrw(and,);
1166 case_rrr(or,);
1167 case_rrw(or,);
1168 case_rrr(xor,);
1169 case_rrw(xor,);
1170 case_rrr(lsh,);
1171 case_rrw(lsh,);
1172 case_rrr(rsh,);
1173 case_rrw(rsh,);
1174 case_rrr(rsh, _u);
1175 case_rrw(rsh, _u);
1176 case_rr(neg,);
1177 case_rr(com,);
40a44dcb
PC		 1178 case_rrr(movn,);
1179 case_rrr(movz,);
4a71579b
PC		 1180 case_rr(mov,);
1181 case jit_code_movi:
1182 if (node->flag & jit_flag_node) {
1183 temp = node->v.n;
1184 if (temp->code == jit_code_data ||
1185 (temp->code == jit_code_label &&
1186 (temp->flag & jit_flag_patch)))
1187 movi(rn(node->u.w), temp->u.w);
1188 else {
1189 assert(temp->code == jit_code_label ||
1190 temp->code == jit_code_epilog);
1191 word = movi_p(rn(node->u.w), node->v.w);
1192 patch(word, node);
1193 }
1194 }
1195 else
1196 movi(rn(node->u.w), node->v.w);
1197 break;
1198 case_rr(hton, _us);
1199 case_rr(hton, _ui);
1200 case_rr(hton, _ul);
40a44dcb
PC		 1201 case_rr(bswap, _us);
1202 case_rr(bswap, _ui);
1203 case_rr(bswap, _ul);
4a71579b
PC		 1204 case_rr(ext, _c);
1205 case_rr(ext, _uc);
1206 case_rr(ext, _s);
1207 case_rr(ext, _us);
1208 case_rr(ext, _i);
1209 case_rr(ext, _ui);
1210 case_rr(trunc, _f_i);
1211 case_rr(trunc, _d_i);
1212 case_rr(trunc, _f_l);
1213 case_rr(trunc, _d_l);
1214 case_rrr(lt,);
1215 case_rrw(lt,);
1216 case_rrr(lt, _u);
1217 case_rrw(lt, _u);
1218 case_rrr(le,);
1219 case_rrw(le,);
1220 case_rrr(le, _u);
1221 case_rrw(le, _u);
1222 case_rrr(eq,);
1223 case_rrw(eq,);
1224 case_rrr(ge,);
1225 case_rrw(ge,);
1226 case_rrr(ge, _u);
1227 case_rrw(ge, _u);
1228 case_rrr(gt,);
1229 case_rrw(gt,);
1230 case_rrr(gt, _u);
1231 case_rrw(gt, _u);
1232 case_rrr(ne,);
1233 case_rrw(ne,);
1234 case_rr(ld, _c);
1235 case_rw(ld, _c);
1236 case_rr(ld, _uc);
1237 case_rw(ld, _uc);
1238 case_rr(ld, _s);
1239 case_rw(ld, _s);
1240 case_rr(ld, _us);
1241 case_rw(ld, _us);
1242 case_rr(ld, _i);
1243 case_rw(ld, _i);
1244 case_rr(ld, _ui);
1245 case_rw(ld, _ui);
1246 case_rr(ld, _l);
1247 case_rw(ld, _l);
1248 case_rrr(ldx, _c);
1249 case_rrw(ldx, _c);
1250 case_rrr(ldx, _uc);
1251 case_rrw(ldx, _uc);
1252 case_rrr(ldx, _s);
1253 case_rrw(ldx, _s);
1254 case_rrr(ldx, _us);
1255 case_rrw(ldx, _us);
1256 case_rrr(ldx, _i);
1257 case_rrw(ldx, _i);
1258 case_rrr(ldx, _ui);
1259 case_rrw(ldx, _ui);
1260 case_rrr(ldx, _l);
1261 case_rrw(ldx, _l);
1262 case_rr(st, _c);
1263 case_wr(st, _c);
1264 case_rr(st, _s);
1265 case_wr(st, _s);
1266 case_rr(st, _i);
1267 case_wr(st, _i);
1268 case_rr(st, _l);
1269 case_wr(st, _l);
1270 case_rrr(stx, _c);
1271 case_wrr(stx, _c);
1272 case_rrr(stx, _s);
1273 case_wrr(stx, _s);
1274 case_rrr(stx, _i);
1275 case_wrr(stx, _i);
1276 case_rrr(stx, _l);
1277 case_wrr(stx, _l);
1278 case_brr(blt,);
1279 case_brw(blt,);
1280 case_brr(blt, _u);
1281 case_brw(blt, _u);
1282 case_brr(ble,);
1283 case_brw(ble,);
1284 case_brr(ble, _u);
1285 case_brw(ble, _u);
1286 case_brr(beq,);
1287 case_brw(beq,);
1288 case_brr(bge,);
1289 case_brw(bge,);
1290 case_brr(bge, _u);
1291 case_brw(bge, _u);
1292 case_brr(bgt,);
1293 case_brw(bgt,);
1294 case_brr(bgt, _u);
1295 case_brw(bgt, _u);
1296 case_brr(bne,);
1297 case_brw(bne,);
1298 case_brr(bms,);
1299 case_brw(bms,);
1300 case_brr(bmc,);
1301 case_brw(bmc,);
1302 case_brr(boadd,);
1303 case_brw(boadd,);
1304 case_brr(boadd, _u);
1305 case_brw(boadd, _u);
1306 case_brr(bxadd,);
1307 case_brw(bxadd,);
1308 case_brr(bxadd, _u);
1309 case_brw(bxadd, _u);
1310 case_brr(bosub,);
1311 case_brw(bosub,);
1312 case_brr(bosub, _u);
1313 case_brw(bosub, _u);
1314 case_brr(bxsub,);
1315 case_brw(bxsub,);
1316 case_brr(bxsub, _u);
1317 case_brw(bxsub, _u);
1318 case_rrr(add, _f);
1319 case_rrf(add, _f, 32);
1320 case_rrr(sub, _f);
1321 case_rrf(sub, _f, 32);
1322 case_rrf(rsb, _f, 32);
1323 case_rrr(mul, _f);
1324 case_rrf(mul, _f, 32);
1325 case_rrr(div, _f);
1326 case_rrf(div, _f, 32);
1327 case_rr(ext, _f);
1328 case_rr(abs, _f);
1329 case_rr(neg, _f);
1330 case_rr(sqrt, _f);
1331 case_rr(ld, _f);
1332 case_rw(ld, _f);
1333 case_rrr(ldx, _f);
1334 case_rrw(ldx, _f);
1335 case_rr(st, _f);
1336 case_wr(st, _f);
1337 case_rrr(stx, _f);
1338 case_wrr(stx, _f);
1339 case_rr(mov, _f);
1340 case jit_code_movi_f:
1341 assert(node->flag & jit_flag_data);
1342 movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w);
1343 break;
1344 case_rr(ext, _d_f);
1345 case_rrr(lt, _f);
1346 case_rrf(lt, _f, 32);
1347 case_rrr(le, _f);
1348 case_rrf(le, _f, 32);
1349 case_rrr(eq, _f);
1350 case_rrf(eq, _f, 32);
1351 case_rrr(ge, _f);
1352 case_rrf(ge, _f, 32);
1353 case_rrr(gt, _f);
1354 case_rrf(gt, _f, 32);
1355 case_rrr(ne, _f);
1356 case_rrf(ne, _f, 32);
1357 case_rrr(unlt, _f);
1358 case_rrf(unlt, _f, 32);
1359 case_rrr(unle, _f);
1360 case_rrf(unle, _f, 32);
1361 case_rrr(uneq, _f);
1362 case_rrf(uneq, _f, 32);
1363 case_rrr(unge, _f);
1364 case_rrf(unge, _f, 32);
1365 case_rrr(ungt, _f);
1366 case_rrf(ungt, _f, 32);
1367 case_rrr(ltgt, _f);
1368 case_rrf(ltgt, _f, 32);
1369 case_rrr(ord, _f);
1370 case_rrf(ord, _f, 32);
1371 case_rrr(unord, _f);
1372 case_rrf(unord, _f, 32);
1373 case_brr(blt, _f);
1374 case_brf(blt, _f, 32);
1375 case_brr(ble, _f);
1376 case_brf(ble, _f, 32);
1377 case_brr(beq, _f);
1378 case_brf(beq, _f, 32);
1379 case_brr(bge, _f);
1380 case_brf(bge, _f, 32);
1381 case_brr(bgt, _f);
1382 case_brf(bgt, _f, 32);
1383 case_brr(bne, _f);
1384 case_brf(bne, _f, 32);
1385 case_brr(bunlt, _f);
1386 case_brf(bunlt, _f, 32);
1387 case_brr(bunle, _f);
1388 case_brf(bunle, _f, 32);
1389 case_brr(buneq, _f);
1390 case_brf(buneq, _f, 32);
1391 case_brr(bunge, _f);
1392 case_brf(bunge, _f, 32);
1393 case_brr(bungt, _f);
1394 case_brf(bungt, _f, 32);
1395 case_brr(bltgt, _f);
1396 case_brf(bltgt, _f, 32);
1397 case_brr(bord, _f);
1398 case_brf(bord, _f, 32);
1399 case_brr(bunord, _f);
1400 case_brf(bunord, _f, 32);
1401 case_rrr(add, _d);
1402 case_rrf(add, _d, 64);
1403 case_rrr(sub, _d);
1404 case_rrf(sub, _d, 64);
1405 case_rrf(rsb, _d, 64);
1406 case_rrr(mul, _d);
1407 case_rrf(mul, _d, 64);
1408 case_rrr(div, _d);
1409 case_rrf(div, _d, 64);
1410 case_rr(ext, _d);
1411 case_rr(abs, _d);
1412 case_rr(neg, _d);
1413 case_rr(sqrt, _d);
1414 case_rr(ld, _d);
1415 case_rw(ld, _d);
1416 case_rrr(ldx, _d);
1417 case_rrw(ldx, _d);
1418 case_rr(st, _d);
1419 case_wr(st, _d);
1420 case_rrr(stx, _d);
1421 case_wrr(stx, _d);
1422 case_rr(mov, _d);
1423 case jit_code_movi_d:
1424 assert(node->flag & jit_flag_data);
1425 movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w);
1426 break;
1427 case_rr(ext, _f_d);
1428 case_rrr(lt, _d);
1429 case_rrf(lt, _d, 64);
1430 case_rrr(le, _d);
1431 case_rrf(le, _d, 64);
1432 case_rrr(eq, _d);
1433 case_rrf(eq, _d, 64);
1434 case_rrr(ge, _d);
1435 case_rrf(ge, _d, 64);
1436 case_rrr(gt, _d);
1437 case_rrf(gt, _d, 64);
1438 case_rrr(ne, _d);
1439 case_rrf(ne, _d, 64);
1440 case_rrr(unlt, _d);
1441 case_rrf(unlt, _d, 64);
1442 case_rrr(unle, _d);
1443 case_rrf(unle, _d, 64);
1444 case_rrr(uneq, _d);
1445 case_rrf(uneq, _d, 64);
1446 case_rrr(unge, _d);
1447 case_rrf(unge, _d, 64);
1448 case_rrr(ungt, _d);
1449 case_rrf(ungt, _d, 64);
1450 case_rrr(ltgt, _d);
1451 case_rrf(ltgt, _d, 64);
1452 case_rrr(ord, _d);
1453 case_rrf(ord, _d, 64);
1454 case_rrr(unord, _d);
1455 case_rrf(unord, _d, 64);
1456 case_brr(blt, _d);
1457 case_brf(blt, _d, 64);
1458 case_brr(ble, _d);
1459 case_brf(ble, _d, 64);
1460 case_brr(beq, _d);
1461 case_brf(beq, _d, 64);
1462 case_brr(bge, _d);
1463 case_brf(bge, _d, 64);
1464 case_brr(bgt, _d);
1465 case_brf(bgt, _d, 64);
1466 case_brr(bne, _d);
1467 case_brf(bne, _d, 64);
1468 case_brr(bunlt, _d);
1469 case_brf(bunlt, _d, 64);
1470 case_brr(bunle, _d);
1471 case_brf(bunle, _d, 64);
1472 case_brr(buneq, _d);
1473 case_brf(buneq, _d, 64);
1474 case_brr(bunge, _d);
1475 case_brf(bunge, _d, 64);
1476 case_brr(bungt, _d);
1477 case_brf(bungt, _d, 64);
1478 case_brr(bltgt, _d);
1479 case_brf(bltgt, _d, 64);
1480 case_brr(bord, _d);
1481 case_brf(bord, _d, 64);
1482 case_brr(bunord, _d);
1483 case_brf(bunord, _d, 64);
1484 case jit_code_jmpr:
1485 jmpr(rn(node->u.w));
1486 break;
1487 case jit_code_jmpi:
1488 if (node->flag & jit_flag_node) {
1489 if (_jit->pc.uc == _jit->code.ptr + 16)
1490 _jitc->jump = 1;
1491 temp = node->u.n;
1492 assert(temp->code == jit_code_label ||
1493 temp->code == jit_code_epilog);
1494 if (temp->flag & jit_flag_patch)
1495 jmpi(temp->u.w);
1496 else {
1497 word = jmpi_p(_jit->pc.w);
1498 patch(word, node);
1499 }
1500 }
1501 else
1502 jmpi(node->u.w);
1503 break;
1504 case jit_code_callr:
1505 callr(rn(node->u.w));
1506 break;
1507 case jit_code_calli:
1508 if (node->flag & jit_flag_node) {
1509 temp = node->u.n;
1510 assert(temp->code == jit_code_label ||
1511 temp->code == jit_code_epilog);
1512 word = calli_p(temp->u.w);
1513 if (!(temp->flag & jit_flag_patch))
1514 patch(word, node);
1515 }
1516 else
1517 calli(node->u.w);
1518 break;
1519 case jit_code_prolog:
1520 jit_regset_set_ui(&_jitc->regs, 0);
1521 _jitc->pred = 0;
1522 sync();
1523 _jitc->function = _jitc->functions.ptr + node->w.w;
1524 undo.node = node;
1525 undo.word = _jit->pc.w;
1526#if DEVEL_DISASSEMBLER
1527 undo.prevw = prevw;
1528#endif
1529 undo.patch_offset = _jitc->patches.offset;
1530 undo.prolog_offset = _jitc->prolog.offset;
1531 restart_function:
1532 _jitc->again = 0;
1533 if (_jitc->jump && !_jitc->function->assume_frame) {
1534 /* remember prolog to hide offset adjustment for a jump
1535 * to the start of a function, what is expected to be
1536 * a common practice as first jit instruction */
1537 if (_jitc->prolog.offset >= _jitc->prolog.length) {
1538 _jitc->prolog.length += 16;
1539 jit_realloc((jit_pointer_t *)&_jitc->prolog.ptr,
1540 (_jitc->prolog.length - 16) *
1541 sizeof(jit_word_t),
1542 _jitc->prolog.length * sizeof(jit_word_t));
1543 }
1544 _jitc->prolog.ptr[_jitc->prolog.offset++] = _jit->pc.w;
1545 /* function descriptor */
1546 word = _jit->pc.w + 16;
1547 il(word); /* addr */
1548 il(0); /* gp */
1549 }
1550 prolog(node);
1551 break;
1552 case jit_code_epilog:
1553 assert(_jitc->function == _jitc->functions.ptr + node->w.w);
1554 if (_jitc->again) {
1555 for (temp = undo.node->next;
1556 temp != node; temp = temp->next) {
1557 if (temp->code == jit_code_label ||
1558 temp->code == jit_code_epilog)
1559 temp->flag &= ~jit_flag_patch;
1560 }
1561 temp->flag &= ~jit_flag_patch;
1562 node = undo.node;
1563 _jit->pc.w = undo.word;
1564#if DEVEL_DISASSEMBLER
1565 prevw = undo.prevw;
1566#endif
1567 _jitc->patches.offset = undo.patch_offset;
1568 _jitc->prolog.offset = undo.prolog_offset;
1569 _jitc->ioff = 0;
1570 jit_regset_set_ui(&_jitc->regs, 0);
1571 _jitc->pred = 0;
1572 goto restart_function;
1573 }
1574 /* remember label is defined */
1575 sync();
1576 node->flag |= jit_flag_patch;
1577 node->u.w = _jit->pc.w;
1578 epilog(node);
1579 jit_regset_set_ui(&_jitc->regs, 0);
1580 _jitc->pred = 0;
1581 _jitc->function = NULL;
1582 break;
1583 case jit_code_va_start:
1584 vastart(rn(node->u.w));
1585 break;
1586 case jit_code_va_arg:
1587 vaarg(rn(node->u.w), rn(node->v.w));
1588 break;
1589 case jit_code_va_arg_d:
1590 vaarg_d(rn(node->u.w), rn(node->v.w));
1591 break;
1592 case jit_code_live:
1593 case jit_code_arg: case jit_code_ellipsis:
1594 case jit_code_va_push:
1595 case jit_code_allocai: case jit_code_allocar:
1596 case jit_code_arg_f: case jit_code_arg_d:
1597 case jit_code_va_end:
1598 case jit_code_ret:
1599 case jit_code_retr: case jit_code_reti:
1600 case jit_code_retr_f: case jit_code_reti_f:
1601 case jit_code_retr_d: case jit_code_reti_d:
1602 case jit_code_getarg_c: case jit_code_getarg_uc:
1603 case jit_code_getarg_s: case jit_code_getarg_us:
1604 case jit_code_getarg_i: case jit_code_getarg_ui:
1605 case jit_code_getarg_l:
1606 case jit_code_getarg_f: case jit_code_getarg_d:
1607 case jit_code_putargr: case jit_code_putargi:
1608 case jit_code_putargr_f: case jit_code_putargi_f:
1609 case jit_code_putargr_d: case jit_code_putargi_d:
1610 case jit_code_pushargr: case jit_code_pushargi:
1611 case jit_code_pushargr_f: case jit_code_pushargi_f:
1612 case jit_code_pushargr_d: case jit_code_pushargi_d:
1613 case jit_code_retval_c: case jit_code_retval_uc:
1614 case jit_code_retval_s: case jit_code_retval_us:
1615 case jit_code_retval_i:
1616 case jit_code_retval_ui: case jit_code_retval_l:
1617 case jit_code_retval_f: case jit_code_retval_d:
1618 case jit_code_prepare:
1619 case jit_code_finishr: case jit_code_finishi:
1620 break;
1621 case jit_code_movr_w_f:
1622 movr_w_f(rn(node->u.w), rn(node->v.w));
1623 break;
1624 case jit_code_movr_f_w:
1625 movr_f_w(rn(node->u.w), rn(node->v.w));
1626 break;
1627 case jit_code_movr_w_d:
1628 movr_w_d(rn(node->u.w), rn(node->v.w));
1629 break;
1630 case jit_code_movr_d_w:
1631 movr_d_w(rn(node->u.w), rn(node->v.w));
1632 break;
1633 case jit_code_movi_f_w:
1634 movi_f_w(rn(node->u.w), node->v.n->u.p);
1635 break;
1636 case jit_code_movi_d_w:
1637 movi_d_w(rn(node->u.w), node->v.n->u.p);
1638 break;
1639 default:
1640 abort();
1641 }
1642 if (jit_carry != _NOREG) {
1643 switch (node->code) {
1644 case jit_code_note:
1645 case jit_code_addcr: case jit_code_addci:
1646 case jit_code_addxr: case jit_code_addxi:
1647 case jit_code_subcr: case jit_code_subci:
1648 case jit_code_subxr: case jit_code_subxi:
1649 break;
1650 default:
1651 jit_unget_reg(jit_carry);
1652 jit_carry = _NOREG;
1653 break;
1654 }
1655 }
1656#if GET_JIT_SIZE
1657 sync();
1658#endif
1659 jit_regarg_clr(node, value);
1660 if (jit_regset_cmp_ui(&_jitc->regarg, 0) != 0) {
1661 assert(jit_regset_scan1(&_jitc->regarg, 0) == jit_carry);
1662 assert(jit_regset_scan1(&_jitc->regarg, jit_carry + 1) == ULONG_MAX);
1663 }
1664 assert(_jitc->synth == 0);
1665 /* update register live state */
1666 jit_reglive(node);
1667 }
1668 sync();
1669#undef case_brf
1670#undef case_brw
1671#undef case_brr
1672#undef case_wrr
1673#undef case_rrrw
1674#undef case_rrf
1675#undef case_rrw
1676#undef case_rrrr
1677#undef case_rrr
1678#undef case_wr
1679#undef case_rw
1680#undef case_rr
1681
1682 for (offset = 0; offset < _jitc->patches.offset; offset++) {
1683 node = _jitc->patches.ptr[offset].node;
1684 word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w;
1685 patch_at(node->code, _jitc->patches.ptr[offset].inst, word);
1686 }
1687
1688 jit_flush(_jit->code.ptr, _jit->pc.uc);
1689
1690 return (_jit->code.ptr);
1691}
1692
1693#define CODE 1
1694# include "jit_ia64-cpu.c"
1695# include "jit_ia64-fpu.c"
1696#undef CODE
1697
1698void
1699jit_flush(void *fptr, void *tptr)
1700{
1701#if defined(__GNUC__)
1702 jit_word_t f, t, s;
1703
1704 s = sysconf(_SC_PAGE_SIZE);
1705 f = (jit_word_t)fptr & -s;
1706 t = (((jit_word_t)tptr) + s - 1) & -s;
1707# if 0
1708 __clear_cache((void *)f, (void *)t);
1709# else
1710 /* __clear_cache is a noop in (old?) gcc, but cache flush is
1711 * required on a multi processor Linux system. */
1712 for (s = f; s < t; s += 32)
1713 asm volatile("fc %0" :: "r"(s) : "memory");
1714# endif
1715#endif
1716}
1717
1718/* Use r2 that is reserved to not require a jit_get_reg call, also note
1719 * that addil needs a register that first in 2 bits, so, if using a
1720 * register other than r2 must be less than r8 (or check for a smaller
1721 * immediate, i.e. i0 >= -8192 && i0 <= 8191) */
1722void
1723_emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0)
1724{
1725 assert(i0 >= -2097152 && i0 < 2097151);
1726 addi(GR_2, rn(r1), i0);
1727 ldr(rn(r0), GR_2);
1728}
1729
1730void
1731_emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1)
1732{
1733 assert(i0 >= -2097152 && i0 < 2097151);
1734 addi(GR_2, rn(r0), i0);
1735 str(GR_2, rn(r1));
1736}
1737
1738void
1739_emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0)
1740{
1741 assert(i0 >= -2097152 && i0 < 2097151);
1742 addi(GR_2, rn(r1), i0);
1743 ldr_d(rn(r0), GR_2);
1744}
1745
1746void
1747_emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1)
1748{
1749 assert(i0 >= -2097152 && i0 < 2097151);
1750 addi(GR_2, rn(r0), i0);
1751 str_d(GR_2, rn(r1));
1752}
1753
1754static void
1755_patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node)
1756{
1757 jit_int32_t flag;
1758
1759 assert(node->flag & jit_flag_node);
1760 if (node->code == jit_code_movi)
1761 flag = node->v.n->flag;
1762 else
1763 flag = node->u.n->flag;
1764 assert(!(flag & jit_flag_patch));
1765 if (_jitc->patches.offset >= _jitc->patches.length) {
1766 jit_realloc((jit_pointer_t *)&_jitc->patches.ptr,
1767 _jitc->patches.length * sizeof(jit_patch_t),
1768 (_jitc->patches.length + 1024) * sizeof(jit_patch_t));
1769 _jitc->patches.length += 1024;
1770 }
1771 _jitc->patches.ptr[_jitc->patches.offset].inst = instr;
1772 _jitc->patches.ptr[_jitc->patches.offset].node = node;
1773 ++_jitc->patches.offset;
1774}
ARM optimized PCSX fork