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Merge pull request #718 from pcercuei/update-lightrec-20230224
[pcsx_rearmed.git] / deps / lightning / lib / jit_ia64.c
CommitLineData
4a71579b 1/*
79bfeef6 2 * Copyright (C) 2013-2023 Free Software Foundation, Inc.
4a71579b
PC		 3 *
4 * This file is part of GNU lightning.
5 *
6 * GNU lightning is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU Lesser General Public License as published
8 * by the Free Software Foundation; either version 3, or (at your option)
9 * any later version.
10 *
11 * GNU lightning is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 * License for more details.
15 *
16 * Authors:
17 * Paulo Cesar Pereira de Andrade
18 */
19
20#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"
ba3814c1 55# include "jit_fallback.c"
4a71579b
PC		 56#undef PROTO
57
58/*
59 * Initialization
60 */
79bfeef6 61jit_cpu_t jit_cpu;
4a71579b
PC		 62jit_register_t _rvs[] = {
63 /* Always 0 */
64 { 0, "r0" },
65 /* Global Pointer */
66 { rc(sav)|1, "r1" },
67 /* Used when a register cannot be allocated */
68 { 2, "r2" },
69 /* First scratch register */
70 { rc(gpr)|3, "r3" },
71 /* Use r4 as lightning fp register */
72 { rc(sav)|4, "r4" },
73 /* Do not touch callee save registers not automatically spill/reloaded */
74 { rc(sav)|5, "r5" }, { rc(sav)|6, "r6" },
75 { rc(sav)|7, "r7" },
76 /* Do not touch return register for the sake of simplicity, besides
77 * having JIT_R0 being the same as JIT_RET usually an optimization */
78 { 8, "r8" },
79 /* Return registers, use as temporaries */
80 { rc(gpr)|9, "r9" },
81 { rc(gpr)|10, "r10" }, { rc(gpr)|11, "r11" },
82 /* Stack pointer */
83 { rc(sav)|12, "r12" },
84 /* Thread pointer */
85 { rc(sav)|13, "r13" },
86 /* (Usually) assembly temporaries */
87 { rc(gpr)|31, "r31" }, { rc(gpr)|30, "r30" },
88 { rc(gpr)|29, "r29" }, { rc(gpr)|28, "r28" },
89 { rc(gpr)|27, "r27" }, { rc(gpr)|26, "r26" },
90 { rc(gpr)|25, "r25" }, { rc(gpr)|24, "r24" },
91 { rc(gpr)|23, "r23" }, { rc(gpr)|22, "r22" },
92 { rc(gpr)|21, "r21" }, { rc(gpr)|20, "r20" },
93 { rc(gpr)|19, "r19" }, { rc(gpr)|18, "r18" },
94 { rc(gpr)|17, "r17" }, { rc(gpr)|16, "r16" },
95 { rc(gpr)|15, "r15" }, { rc(gpr)|14, "r14" },
96 /* Do not allow allocating r32-r41 as temoraries for the sake of
97 * avoiding the need of extra complexity in the non backend code */
98 { rc(arg)|32, "r32" }, { rc(arg)|33, "r33" },
99 { rc(arg)|34, "r34" }, { rc(arg)|35, "r35" },
100 { rc(arg)|36, "r36" }, { rc(arg)|37, "r37" },
101 { rc(arg)|38, "r38" }, { rc(arg)|39, "r39" },
102 /* JIT_R0-JIT_V3 */
103 { rc(gpr)|rc(sav)|40, "r40" }, { rc(gpr)|rc(sav)|41, "r41" },
104 { rc(gpr)|rc(sav)|42, "r42" }, { rc(gpr)|rc(sav)|43, "r43" },
105 { rc(gpr)|rc(sav)|44, "r44" }, { rc(gpr)|rc(sav)|45, "r45" },
106 { rc(gpr)|rc(sav)|46, "r46" }, { rc(gpr)|rc(sav)|47, "r47" },
107 /* Temporaries/locals */
108 { rc(gpr)|rc(sav)|48, "r48" }, { rc(gpr)|rc(sav)|49, "r49" },
109 { rc(gpr)|rc(sav)|50, "r50" }, { rc(gpr)|rc(sav)|51, "r51" },
110 { rc(gpr)|rc(sav)|52, "r52" }, { rc(gpr)|rc(sav)|53, "r53" },
111 { rc(gpr)|rc(sav)|54, "r54" }, { rc(gpr)|rc(sav)|55, "r55" },
112 { rc(gpr)|rc(sav)|56, "r56" }, { rc(gpr)|rc(sav)|57, "r57" },
113 { rc(gpr)|rc(sav)|58, "r58" }, { rc(gpr)|rc(sav)|59, "r59" },
114 { rc(gpr)|rc(sav)|60, "r60" }, { rc(gpr)|rc(sav)|61, "r61" },
115 { rc(gpr)|rc(sav)|62, "r62" }, { rc(gpr)|rc(sav)|63, "r63" },
116 { rc(gpr)|rc(sav)|64, "r64" }, { rc(gpr)|rc(sav)|65, "r65" },
117 { rc(gpr)|rc(sav)|66, "r66" }, { rc(gpr)|rc(sav)|67, "r67" },
118 { rc(gpr)|rc(sav)|68, "r68" }, { rc(gpr)|rc(sav)|69, "r69" },
119 { rc(gpr)|rc(sav)|70, "r70" }, { rc(gpr)|rc(sav)|71, "r71" },
120 { rc(gpr)|rc(sav)|72, "r72" }, { rc(gpr)|rc(sav)|73, "r73" },
121 { rc(gpr)|rc(sav)|74, "r74" }, { rc(gpr)|rc(sav)|75, "r75" },
122 { rc(gpr)|rc(sav)|76, "r76" }, { rc(gpr)|rc(sav)|77, "r77" },
123 { rc(gpr)|rc(sav)|78, "r78" }, { rc(gpr)|rc(sav)|79, "r79" },
124 { rc(gpr)|rc(sav)|80, "r80" }, { rc(gpr)|rc(sav)|81, "r81" },
125 { rc(gpr)|rc(sav)|82, "r82" }, { rc(gpr)|rc(sav)|83, "r83" },
126 { rc(gpr)|rc(sav)|84, "r84" }, { rc(gpr)|rc(sav)|85, "r85" },
127 { rc(gpr)|rc(sav)|86, "r86" }, { rc(gpr)|rc(sav)|87, "r87" },
128 { rc(gpr)|rc(sav)|88, "r88" }, { rc(gpr)|rc(sav)|89, "r89" },
129 { rc(gpr)|rc(sav)|90, "r90" }, { rc(gpr)|rc(sav)|91, "r91" },
130 { rc(gpr)|rc(sav)|92, "r92" }, { rc(gpr)|rc(sav)|93, "r93" },
131 { rc(gpr)|rc(sav)|94, "r94" }, { rc(gpr)|rc(sav)|95, "r95" },
132 { rc(gpr)|rc(sav)|96, "r96" }, { rc(gpr)|rc(sav)|97, "r97" },
133 { rc(gpr)|rc(sav)|98, "r98" }, { rc(gpr)|rc(sav)|99, "r99" },
134 { rc(gpr)|rc(sav)|100,"r100"}, { rc(gpr)|rc(sav)|101, "r101"},
135 { rc(gpr)|rc(sav)|102,"r102"}, { rc(gpr)|rc(sav)|103, "r103"},
136 { rc(gpr)|rc(sav)|104,"r104"}, { rc(gpr)|rc(sav)|105, "r105"},
137 { rc(gpr)|rc(sav)|106,"r106"}, { rc(gpr)|rc(sav)|107, "r107"},
138 { rc(gpr)|rc(sav)|108,"r108"}, { rc(gpr)|rc(sav)|109, "r109"},
139 { rc(gpr)|rc(sav)|110,"r110"}, { rc(gpr)|rc(sav)|111, "r111"},
140 { rc(gpr)|rc(sav)|112,"r112"}, { rc(gpr)|rc(sav)|113, "r113"},
141 { rc(gpr)|rc(sav)|114,"r114"},
142 /* Do not enable these because no matter what, want 13 free registers,
143 * 5 for prolog and epilog and 8 for outgoing arguments */
144 { 115, "r115"},
145 { 116, "r116"}, { 117, "r117"},
146 { 118, "r118"}, { 119, "r119"},
147 { 120, "r120"}, { 121, "r121"},
148 { 122, "r122"}, { 123, "r123"},
149 { 124, "r124"}, { 125, "r125"},
150 { 126, "r126"}, { 127, "r127"},
151 /* Always 0.0 */
152 { 0, "f0" },
153 /* Always 1.0 */
154 { 1, "f1" },
155 /* Do not touch callee save registers not automatically spill/reloaded */
156 { rc(sav)|2, "f2" }, { rc(sav)|3, "f3" },
157 { rc(sav)|4, "f4" }, { rc(sav)|5, "f5" },
158 /* Scratch */
159 { rc(fpr)|6, "f6" }, { rc(fpr)|7, "f7" },
160 /* Do not allocate for the sake of simplification */
161 { rc(arg)|8, "f8" },
162 /* Scratch - Argument/return registers */
163 { rc(arg)|9, "f9" },
164 { rc(arg)|10, "f10" }, { rc(arg)|11, "f11" },
165 { rc(arg)|12, "f12" }, { rc(arg)|13, "f13" },
166 { rc(arg)|14, "f14" }, { rc(arg)|15, "f15" },
167 /* Do not touch callee save registers not automatically spill/reloaded */
168 { rc(sav)|16, "f16" }, { rc(sav)|17, "f17" },
169 { rc(sav)|18, "f18" }, { rc(sav)|19, "f19" },
170 { rc(sav)|20, "f20" }, { rc(sav)|21, "f21" },
171 { rc(sav)|22, "f22" }, { rc(sav)|23, "f23" },
172 { rc(sav)|24, "f24" }, { rc(sav)|25, "f25" },
173 { rc(sav)|26, "f26" }, { rc(sav)|27, "f27" },
174 { rc(sav)|28, "f28" }, { rc(sav)|29, "f29" },
175 { rc(sav)|30, "f30" }, { rc(sav)|31, "f31" },
176 /* Scratch */
177 { rc(fpr)|32, "f32" }, { rc(fpr)|33, "f33" },
178 { rc(fpr)|34, "f34" }, { rc(fpr)|35, "f35" },
179 { rc(fpr)|36, "f36" }, { rc(fpr)|37, "f37" },
180 { rc(fpr)|38, "f38" }, { rc(fpr)|39, "f39" },
181 { rc(fpr)|40, "f40" }, { rc(fpr)|41, "f41" },
182 { rc(fpr)|42, "f42" }, { rc(fpr)|43, "f43" },
183 { rc(fpr)|44, "f44" }, { rc(fpr)|45, "f45" },
184 { rc(fpr)|46, "f46" }, { rc(fpr)|47, "f47" },
185 { rc(fpr)|48, "f48" }, { rc(fpr)|49, "f49" },
186 { rc(fpr)|50, "f50" }, { rc(fpr)|51, "f51" },
187 { rc(fpr)|52, "f52" }, { rc(fpr)|53, "f53" },
188 { rc(fpr)|54, "f54" }, { rc(fpr)|55, "f55" },
189 { rc(fpr)|56, "f56" }, { rc(fpr)|57, "f57" },
190 { rc(fpr)|58, "f58" }, { rc(fpr)|59, "f59" },
191 { rc(fpr)|60, "f60" }, { rc(fpr)|61, "f61" },
192 { rc(fpr)|62, "f62" }, { rc(fpr)|63, "f63" },
193 { rc(fpr)|64, "f64" }, { rc(fpr)|65, "f65" },
194 { rc(fpr)|66, "f66" }, { rc(fpr)|67, "f67" },
195 { rc(fpr)|68, "f68" }, { rc(fpr)|69, "f69" },
196 { rc(fpr)|70, "f70" }, { rc(fpr)|71, "f71" },
197 { rc(fpr)|72, "f72" }, { rc(fpr)|73, "f73" },
198 { rc(fpr)|74, "f74" }, { rc(fpr)|75, "f75" },
199 { rc(fpr)|76, "f76" }, { rc(fpr)|77, "f77" },
200 { rc(fpr)|78, "f78" }, { rc(fpr)|79, "f79" },
201 { rc(fpr)|80, "f80" }, { rc(fpr)|81, "f81" },
202 { rc(fpr)|82, "f82" }, { rc(fpr)|83, "f83" },
203 { rc(fpr)|84, "f84" }, { rc(fpr)|85, "f85" },
204 { rc(fpr)|86, "f86" }, { rc(fpr)|87, "f87" },
205 { rc(fpr)|88, "f88" }, { rc(fpr)|89, "f89" },
206 { rc(fpr)|90, "f90" }, { rc(fpr)|91, "f91" },
207 { rc(fpr)|92, "f92" }, { rc(fpr)|93, "f93" },
208 { rc(fpr)|94, "f94" }, { rc(fpr)|95, "f95" },
209 { rc(fpr)|96, "f96" }, { rc(fpr)|97, "f97" },
210 { rc(fpr)|98, "f98" }, { rc(fpr)|99, "f99" },
211 { rc(fpr)|100, "f100"}, { rc(fpr)|101, "f101"},
212 { rc(fpr)|102, "f102"}, { rc(fpr)|103, "f103"},
213 { rc(fpr)|104, "f104"}, { rc(fpr)|105, "f105"},
214 { rc(fpr)|106, "f106"}, { rc(fpr)|107, "f107"},
215 { rc(fpr)|108, "f108"}, { rc(fpr)|109, "f109"},
216 { rc(fpr)|110, "f110"}, { rc(fpr)|111, "f111"},
217 { rc(fpr)|112, "f112"}, { rc(fpr)|113, "f113"},
218 { rc(fpr)|114, "f114"}, { rc(fpr)|115, "f115"},
219 { rc(fpr)|116, "f116"}, { rc(fpr)|117, "f117"},
220 { rc(fpr)|118, "f118"}, { rc(fpr)|119, "f119"},
221#if 0
222 /* commented to fit a jit_regset_t in 256 bits, so that the fake
223 * O0-O7 registers are easily patched when an argument is pushed */
224 { rc(fpr)|120, "f120"}, { rc(fpr)|121, "f121"},
225 { rc(fpr)|122, "f122"}, { rc(fpr)|123, "f123"},
226 { rc(fpr)|124, "f124"}, { rc(fpr)|125, "f125"},
227 { rc(fpr)|126, "f126"}, { rc(fpr)|127, "f127"},
228#endif
229 /* Fake registers to patch in movr and movi arguments */
230 { rc(arg)|120, "o0" }, { rc(arg)|121, "o1" },
231 { rc(arg)|122, "o2" }, { rc(arg)|123, "o3" },
232 { rc(arg)|124, "o4" }, { rc(arg)|125, "o5" },
233 { rc(arg)|126, "o6" }, { rc(arg)|127, "o7" },
234 { _NOREG, "<none>" },
235};
236
237/*
238 * Implementation
239 */
240void
241jit_get_cpu(void)
242{
79bfeef6
PC		 243 jit_word_t clz = -1;
244 __asm__ volatile("tf.nz.unc p6,p7=32;(p6)mov %0=1;(p7)mov %0=0"
245 : "=r" (clz));
246 assert(clz == 0 || clz == 1);
247 jit_cpu.clz = clz;
4a71579b
PC		 248}
249
250void
251_jit_init(jit_state_t *_jit)
252{
253 _jitc->reglen = jit_size(_rvs) - 1;
254 jit_regset_new(&_jitc->regs);
255 jit_carry = _NOREG;
256}
257
258void
259_jit_prolog(jit_state_t *_jit)
260{
261 jit_int32_t offset;
262
263 if (_jitc->function)
264 jit_epilog();
265 assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0);
266 jit_regset_set_ui(&_jitc->regsav, 0);
267 offset = _jitc->functions.offset;
268 if (offset >= _jitc->functions.length) {
269 jit_realloc((jit_pointer_t *)&_jitc->functions.ptr,
270 _jitc->functions.length * sizeof(jit_function_t),
271 (_jitc->functions.length + 16) * sizeof(jit_function_t));
272 _jitc->functions.length += 16;
273 }
274 _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++;
275 /* params_offset << 1, once for ours arguments, once for arguments
276 * to any called function; required because offsets are computed
277 * as JIT_FP displacement */
278 _jitc->function->self.size = stack_framesize + (params_offset << 1);
279 _jitc->function->self.argi = _jitc->function->self.argf =
280 _jitc->function->self.aoff = _jitc->function->self.alen = 0;
281 _jitc->function->self.call = jit_call_default;
282 jit_alloc((jit_pointer_t *)&_jitc->function->regoff,
283 _jitc->reglen * sizeof(jit_int32_t));
284
285 /* _no_link here does not mean the jit_link() call can be removed
286 * by rewriting as:
287 * _jitc->function->prolog = jit_new_node(jit_code_prolog);
288 */
289 _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog);
290 jit_link(_jitc->function->prolog);
291 _jitc->function->prolog->w.w = offset;
292 _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog);
293 /* u: label value
294 * v: offset in blocks vector
295 * w: offset in functions vector
296 */
297 _jitc->function->epilog->w.w = offset;
298
299 jit_regset_new(&_jitc->function->regset);
300}
301
302jit_int32_t
303_jit_allocai(jit_state_t *_jit, jit_int32_t length)
304{
305 assert(_jitc->function);
306 switch (length) {
307 case 0: case 1: break;
308 case 2: _jitc->function->self.aoff &= -2; break;
309 case 3: case 4: _jitc->function->self.aoff &= -4; break;
310 default: _jitc->function->self.aoff &= -8; break;
311 }
312 _jitc->function->self.aoff -= length;
313 if (!_jitc->realize) {
314 jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length);
315 jit_dec_synth();
316 }
317 return (_jitc->function->self.aoff);
318}
319
320void
321_jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v)
322{
323 jit_int32_t reg;
324 assert(_jitc->function);
325 jit_inc_synth_ww(allocar, u, v);
326 if (!_jitc->function->allocar) {
327 _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t));
328 _jitc->function->allocar = 1;
329 }
330 reg = jit_get_reg(jit_class_gpr);
331 jit_negr(reg, v);
332 jit_andi(reg, reg, -16);
333 jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff);
334 jit_addr(u, u, reg);
335 jit_addr(JIT_SP, JIT_SP, reg);
336 jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u);
337 jit_unget_reg(reg);
338 jit_dec_synth();
339}
340
341void
342_jit_ret(jit_state_t *_jit)
343{
344 jit_node_t *instr;
345 assert(_jitc->function);
346 jit_inc_synth(ret);
347 /* jump to epilog */
348 instr = jit_jmpi();
349 jit_patch_at(instr, _jitc->function->epilog);
350 jit_dec_synth();
351}
352
353void
79bfeef6 354_jit_retr(jit_state_t *_jit, jit_int32_t u, jit_code_t code)
4a71579b 355{
79bfeef6 356 jit_code_inc_synth_w(code, u);
4a71579b
PC		 357 jit_movr(JIT_RET, u);
358 jit_ret();
359 jit_dec_synth();
360}
361
362void
79bfeef6 363_jit_reti(jit_state_t *_jit, jit_word_t u, jit_code_t code)
4a71579b 364{
79bfeef6 365 jit_code_inc_synth_w(code, u);
4a71579b
PC		 366 jit_movi(JIT_RET, u);
367 jit_ret();
368 jit_dec_synth();
369}
370
371void
372_jit_retr_f(jit_state_t *_jit, jit_int32_t u)
373{
374 jit_inc_synth_w(retr_f, u);
375 jit_movr_f(JIT_FRET, u);
376 jit_ret();
377 jit_dec_synth();
378}
379
380void
381_jit_reti_f(jit_state_t *_jit, jit_float32_t u)
382{
383 jit_inc_synth_f(reti_f, u);
384 jit_movi_f(JIT_FRET, u);
385 jit_ret();
386 jit_dec_synth();
387}
388
389void
390_jit_retr_d(jit_state_t *_jit, jit_int32_t u)
391{
392 jit_inc_synth_w(retr_d, u);
393 jit_movr_d(JIT_FRET, u);
394 jit_ret();
395 jit_dec_synth();
396}
397
398void
399_jit_reti_d(jit_state_t *_jit, jit_float64_t u)
400{
401 jit_inc_synth_d(reti_d, u);
402 jit_movi_d(JIT_FRET, u);
403 jit_ret();
404 jit_dec_synth();
405}
406
407void
408_jit_epilog(jit_state_t *_jit)
409{
410 assert(_jitc->function);
411 assert(_jitc->function->epilog->next == NULL);
412 jit_link(_jitc->function->epilog);
413 _jitc->function = NULL;
414}
415
416jit_bool_t
417_jit_arg_register_p(jit_state_t *_jit, jit_node_t *u)
418{
79bfeef6
PC		 419 if (u->code >= jit_code_arg_c && u->code <= jit_code_arg)
420 return (jit_arg_reg_p(u->u.w));
421 assert(u->code == jit_code_arg_f || u->code == jit_code_arg_d);
422 return (jit_arg_reg_p(u->u.w) || jit_arg_reg_p(u->u.w - 8));
4a71579b
PC		 423}
424
425void
426_jit_ellipsis(jit_state_t *_jit)
427{
428 jit_inc_synth(ellipsis);
429 if (_jitc->prepare) {
430 assert(!(_jitc->function->call.call & jit_call_varargs));
431 _jitc->function->call.call |= jit_call_varargs;
432 jit_link_prepare();
433 }
434 else {
435 assert(!(_jitc->function->self.call & jit_call_varargs));
436 _jitc->function->self.call |= jit_call_varargs;
437 _jitc->function->vagp = _jitc->function->self.argi;
438 jit_link_prolog();
439 }
440 jit_dec_synth();
441}
442
443void
444_jit_va_push(jit_state_t *_jit, jit_int32_t u)
445{
446 jit_inc_synth_w(va_push, u);
447 jit_pushargr(u);
448 jit_dec_synth();
449}
450
451jit_node_t *
79bfeef6 452_jit_arg(jit_state_t *_jit, jit_code_t code)
4a71579b
PC		 453{
454 jit_node_t *node;
455 jit_int32_t offset;
456 assert(_jitc->function);
79bfeef6
PC		 457 assert(!(_jitc->function->self.call & jit_call_varargs));
458#if STRONG_TYPE_CHECKING
459 assert(code >= jit_code_arg_c && code <= jit_code_arg);
460#endif
4a71579b
PC		 461 if (jit_arg_reg_p(_jitc->function->self.argi))
462 offset = _jitc->function->self.argi++;
463 else {
464 offset = _jitc->function->self.size;
465 _jitc->function->self.size += sizeof(jit_word_t);
466 }
79bfeef6 467 node = jit_new_node_ww(code, offset,
4a71579b
PC		 468 ++_jitc->function->self.argn);
469 jit_link_prolog();
470 return (node);
471}
472
473jit_node_t *
474_jit_arg_f(jit_state_t *_jit)
475{
476 jit_node_t *node;
477 jit_int32_t offset;
478 assert(_jitc->function);
479 if (jit_arg_reg_p(_jitc->function->self.argi)) {
480 if (!(_jitc->function->self.call & jit_call_varargs))
481 offset = 8 + _jitc->function->self.argf++;
482 else
483 offset = _jitc->function->self.argi;
484 ++_jitc->function->self.argi;
485 }
486 else {
487 offset = _jitc->function->self.size;
488 _jitc->function->self.size += sizeof(jit_word_t);
489 }
490 node = jit_new_node_ww(jit_code_arg_f, offset,
491 ++_jitc->function->self.argn);
492 jit_link_prolog();
493 return (node);
494}
495
496jit_node_t *
497_jit_arg_d(jit_state_t *_jit)
498{
499 jit_node_t *node;
500 jit_int32_t offset;
501 assert(_jitc->function);
502 if (jit_arg_reg_p(_jitc->function->self.argi)) {
503 if (!(_jitc->function->self.call & jit_call_varargs))
504 offset = 8 + _jitc->function->self.argf++;
505 else
506 offset = _jitc->function->self.argi;
507 ++_jitc->function->self.argi;
508 }
509 else {
510 offset = _jitc->function->self.size;
511 _jitc->function->self.size += sizeof(jit_float64_t);
512 }
513 node = jit_new_node_ww(jit_code_arg_d, offset,
514 ++_jitc->function->self.argn);
515 jit_link_prolog();
516 return (node);
517}
518
519void
520_jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
521{
79bfeef6 522 assert_arg_type(v->code, jit_code_arg_c);
4a71579b
PC		 523 jit_inc_synth_wp(getarg_c, u, v);
524 if (jit_arg_reg_p(v->u.w))
525 jit_extr_c(u, _R32 + v->u.w);
526 else
527 jit_ldxi_c(u, JIT_FP, v->u.w + C_DISP);
528 jit_dec_synth();
529}
530
531void
532_jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
533{
79bfeef6 534 assert_arg_type(v->code, jit_code_arg_c);
4a71579b
PC		 535 jit_inc_synth_wp(getarg_uc, u, v);
536 if (jit_arg_reg_p(v->u.w))
537 jit_extr_uc(u, _R32 + v->u.w);
538 else
539 jit_ldxi_uc(u, JIT_FP, v->u.w + C_DISP);
540 jit_dec_synth();
541}
542
543void
544_jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
545{
79bfeef6 546 assert_arg_type(v->code, jit_code_arg_s);
4a71579b
PC		 547 jit_inc_synth_wp(getarg_s, u, v);
548 if (jit_arg_reg_p(v->u.w))
549 jit_extr_s(u, _R32 + v->u.w);
550 else
551 jit_ldxi_s(u, JIT_FP, v->u.w + S_DISP);
552 jit_dec_synth();
553}
554
555void
556_jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
557{
79bfeef6 558 assert_arg_type(v->code, jit_code_arg_s);
4a71579b
PC		 559 jit_inc_synth_wp(getarg_us, u, v);
560 if (jit_arg_reg_p(v->u.w))
561 jit_extr_us(u, _R32 + v->u.w);
562 else
563 jit_ldxi_us(u, JIT_FP, v->u.w + S_DISP);
564 jit_dec_synth();
565}
566
567void
568_jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
569{
79bfeef6 570 assert_arg_type(v->code, jit_code_arg_i);
4a71579b
PC		 571 jit_inc_synth_wp(getarg_i, u, v);
572 if (jit_arg_reg_p(v->u.w))
573 jit_extr_i(u, _R32 + v->u.w);
574 else
575 jit_ldxi_i(u, JIT_FP, v->u.w + I_DISP);
576 jit_dec_synth();
577}
578
579void
580_jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
581{
79bfeef6 582 assert_arg_type(v->code, jit_code_arg_i);
4a71579b
PC		 583 jit_inc_synth_wp(getarg_ui, u, v);
584 if (jit_arg_reg_p(v->u.w))
585 jit_extr_ui(u, _R32 + v->u.w);
586 else
587 jit_ldxi_ui(u, JIT_FP, v->u.w + I_DISP);
588 jit_dec_synth();
589}
590
591void
592_jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
593{
79bfeef6 594 assert_arg_type(v->code, jit_code_arg_l);
4a71579b
PC		 595 jit_inc_synth_wp(getarg_l, u, v);
596 if (jit_arg_reg_p(v->u.w))
597 jit_movr(u, _R32 + v->u.w);
598 else
599 jit_ldxi(u, JIT_FP, v->u.w);
600 jit_dec_synth();
601}
602
603void
79bfeef6 604_jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v, jit_code_t code)
4a71579b 605{
79bfeef6
PC		 606 assert_putarg_type(code, v->code);
607 jit_code_inc_synth_wp(code, u, v);
4a71579b
PC		 608 if (jit_arg_reg_p(v->u.w))
609 jit_movr(_R32 + v->u.w, u);
610 else
611 jit_stxi(v->u.w, JIT_FP, u);
612 jit_dec_synth();
613}
614
615void
79bfeef6 616_jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v, jit_code_t code)
4a71579b
PC		 617{
618 jit_int32_t regno;
79bfeef6
PC		 619 assert_putarg_type(code, v->code);
620 jit_code_inc_synth_wp(code, u, v);
4a71579b
PC		 621 if (jit_arg_reg_p(v->u.w))
622 jit_movi(_R32 + v->u.w, u);
623 else {
624 regno = jit_get_reg(jit_class_gpr);
625 jit_movi(regno, u);
626 jit_stxi(v->u.w, JIT_FP, regno);
627 jit_unget_reg(regno);
628 }
629 jit_dec_synth();
630}
631
632void
633_jit_getarg_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
634{
635 assert(v->code == jit_code_arg_f);
636 jit_inc_synth_wp(getarg_f, u, v);
637 if (jit_arg_reg_p(v->u.w))
638 jit_movr_w_f(u, _OUT0 + v->u.w);
639 else if (jit_arg_reg_p(v->u.w - 8))
640 jit_movr_f(u, _F8 + (v->u.w - 8));
641 else
642 jit_ldxi_f(u, JIT_FP, v->u.w + F_DISP);
643 jit_dec_synth();
644}
645
646void
647_jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
648{
649 assert(v->code == jit_code_arg_f);
650 jit_inc_synth_wp(putargr_f, u, v);
651 if (jit_arg_reg_p(v->u.w))
652 jit_movr_f_w(_OUT0 + v->u.w, u);
653 else if (jit_arg_reg_p(v->u.w - 8))
654 jit_movr_f(_F8 + (v->u.w - 8), u);
655 else
656 jit_stxi_f(v->u.w, JIT_FP, u + F_DISP);
657 jit_dec_synth();
658}
659
660void
661_jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v)
662{
663 jit_int32_t regno;
664 assert(v->code == jit_code_arg_f);
665 jit_inc_synth_fp(putargi_f, u, v);
666 if (jit_arg_reg_p(v->u.w))
667 jit_movi_f_w(_OUT0 + v->u.w, u);
668 else if (jit_arg_reg_p(v->u.w - 8))
669 jit_movi_f(_F8 + (v->u.w - 8), u);
670 else {
671 regno = jit_get_reg(jit_class_fpr);
672 jit_movi_f(regno, u);
673 jit_stxi_f(v->u.w, JIT_FP, regno + F_DISP);
674 jit_unget_reg(regno);
675 }
676 jit_dec_synth();
677}
678
679void
680_jit_getarg_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
681{
682 assert(v->code == jit_code_arg_d);
683 jit_inc_synth_wp(getarg_d, u, v);
684 if (jit_arg_reg_p(v->u.w))
685 jit_movr_w_d(u, _OUT0 + v->u.w);
686 else if (jit_arg_reg_p(v->u.w - 8))
687 jit_movr_d(u, _F8 + (v->u.w - 8));
688 else
689 jit_ldxi_d(u, JIT_FP, v->u.w);
690 jit_dec_synth();
691}
692
693void
694_jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v)
695{
696 assert(v->code == jit_code_arg_d);
697 jit_inc_synth_wp(putargr_d, u, v);
698 if (jit_arg_reg_p(v->u.w))
699 jit_movr_d_w(_OUT0 + v->u.w, u);
700 else if (jit_arg_reg_p(v->u.w - 8))
701 jit_movr_d(_F8 + (v->u.w - 8), u);
702 else
703 jit_stxi_d(v->u.w, JIT_FP, u);
704 jit_dec_synth();
705}
706
707void
708_jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v)
709{
710 jit_int32_t regno;
711 assert(v->code == jit_code_arg_d);
712 jit_inc_synth_dp(putargi_d, u, v);
713 if (jit_arg_reg_p(v->u.w))
714 jit_movi_d_w(_OUT0 + v->u.w, u);
715 else if (jit_arg_reg_p(v->u.w - 8))
716 jit_movi_d(_F8 + (v->u.w - 8), u);
717 else {
718 regno = jit_get_reg(jit_class_fpr);
719 jit_movi_d(regno, u);
720 jit_stxi_d(v->u.w, JIT_FP, regno);
721 jit_unget_reg(regno);
722 }
723 jit_dec_synth();
724}
725
726void
79bfeef6 727_jit_pushargr(jit_state_t *_jit, jit_int32_t u, jit_code_t code)
4a71579b
PC		 728{
729 assert(_jitc->function);
79bfeef6 730 jit_code_inc_synth_w(code, u);
4a71579b
PC		 731 jit_link_prepare();
732 if (jit_arg_reg_p(_jitc->function->call.argi)) {
733 jit_movr(_OUT0 + _jitc->function->call.argi, u);
734 ++_jitc->function->call.argi;
735 }
736 else {
737 jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, u);
738 _jitc->function->call.size += sizeof(jit_word_t);
739 }
740 jit_dec_synth();
741}
742
743void
79bfeef6 744_jit_pushargi(jit_state_t *_jit, jit_word_t u, jit_code_t code)
4a71579b
PC		 745{
746 jit_int32_t regno;
747 assert(_jitc->function);
79bfeef6 748 jit_code_inc_synth_w(code, u);
4a71579b
PC		 749 jit_link_prepare();
750 if (jit_arg_reg_p(_jitc->function->call.argi)) {
751 jit_movi(_OUT0 + _jitc->function->call.argi, u);
752 ++_jitc->function->call.argi;
753 }
754 else {
755 regno = jit_get_reg(jit_class_gpr);
756 jit_movi(regno, u);
757 jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, regno);
758 _jitc->function->call.size += sizeof(jit_word_t);
759 jit_unget_reg(regno);
760 }
761 jit_dec_synth();
762}
763
764void
765_jit_pushargr_f(jit_state_t *_jit, jit_int32_t u)
766{
767 assert(_jitc->function);
768 jit_inc_synth_w(pushargr_f, u);
769 jit_link_prepare();
770 if (jit_arg_reg_p(_jitc->function->call.argi)) {
771 if (!(_jitc->function->call.call & jit_call_varargs)) {
772 jit_movr_f(_F8 + _jitc->function->call.argf, u);
773 ++_jitc->function->call.argf;
774 }
775 else
776 jit_movr_f_w(_OUT0 + _jitc->function->call.argi, u);
777 ++_jitc->function->call.argi;
778 }
779 else {
780 jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
781 JIT_SP, u);
782 _jitc->function->call.size += sizeof(jit_word_t);
783 }
784 jit_dec_synth();
785}
786
787void
788_jit_pushargi_f(jit_state_t *_jit, jit_float32_t u)
789{
790 jit_int32_t regno;
791 assert(_jitc->function);
792 jit_inc_synth_f(pushargi_f, u);
793 jit_link_prepare();
794 if (jit_arg_reg_p(_jitc->function->call.argi)) {
795 if (!(_jitc->function->call.call & jit_call_varargs)) {
796 jit_movi_f(_F8 + _jitc->function->call.argf, u);
797 ++_jitc->function->call.argf;
798 }
799 else
800 jit_movi_f_w(_OUT0 + _jitc->function->call.argi, u);
801 ++_jitc->function->call.argi;
802 }
803 else {
804 regno = jit_get_reg(jit_class_fpr);
805 jit_movi_f(regno, u);
806 jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP,
807 JIT_SP, regno);
808 _jitc->function->call.size += sizeof(jit_word_t);
809 jit_unget_reg(regno);
810 }
811 jit_dec_synth();
812}
813
814void
815_jit_pushargr_d(jit_state_t *_jit, jit_int32_t u)
816{
817 assert(_jitc->function);
818 jit_inc_synth_w(pushargr_d, u);
819 jit_link_prepare();
820 if (jit_arg_reg_p(_jitc->function->call.argi)) {
821 if (!(_jitc->function->call.call & jit_call_varargs)) {
822 jit_movr_d(_F8 + _jitc->function->call.argf, u);
823 ++_jitc->function->call.argf;
824 }
825 else
826 jit_movr_d_w(_OUT0 + _jitc->function->call.argi, u);
827 ++_jitc->function->call.argi;
828 }
829 else {
830 jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, u);
831 _jitc->function->call.size += sizeof(jit_float64_t);
832 }
833 jit_dec_synth();
834}
835
836void
837_jit_pushargi_d(jit_state_t *_jit, jit_float64_t u)
838{
839 jit_int32_t regno;
840 assert(_jitc->function);
841 jit_inc_synth_d(pushargi_d, u);
842 jit_link_prepare();
843 if (jit_arg_reg_p(_jitc->function->call.argi)) {
844 if (!(_jitc->function->call.call & jit_call_varargs)) {
845 jit_movi_d(_F8 + _jitc->function->call.argf, u);
846 ++_jitc->function->call.argf;
847 }
848 else
849 jit_movi_d_w(_OUT0 + _jitc->function->call.argi, u);
850 ++_jitc->function->call.argi;
851 }
852 else {
853 regno = jit_get_reg(jit_class_fpr);
854 jit_movi_d(regno, u);
855 jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, regno);
856 _jitc->function->call.size += sizeof(jit_float64_t);
857 jit_unget_reg(regno);
858 }
859 jit_dec_synth();
860}
861
862jit_bool_t
863_jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno)
864{
865 /* Argument registers are allocated from the pool of unused registers */
866 return (0);
867}
868
869void
870_jit_finishr(jit_state_t *_jit, jit_int32_t r0)
871{
872 jit_node_t *call;
873 assert(_jitc->function);
874 jit_inc_synth_w(finishr, r0);
875 if (_jitc->function->self.alen < _jitc->function->call.size)
876 _jitc->function->self.alen = _jitc->function->call.size;
877 call = jit_callr(r0);
878 call->v.w = _jitc->function->call.argi;
879 call->w.w = _jitc->function->call.argf;
880 _jitc->function->call.argi = _jitc->function->call.argf =
881 _jitc->function->call.size = 0;
882 _jitc->prepare = 0;
883 jit_dec_synth();
884}
885
886jit_node_t *
887_jit_finishi(jit_state_t *_jit, jit_pointer_t i0)
888{
889 jit_node_t *node;
890 assert(_jitc->function);
891 jit_inc_synth_w(finishi, (jit_word_t)i0);
892 if (_jitc->function->self.alen < _jitc->function->call.size)
893 _jitc->function->self.alen = _jitc->function->call.size;
894 node = jit_calli(i0);
895 node->v.w = _jitc->function->call.argi;
896 node->w.w = _jitc->function->call.argf;
897 _jitc->function->call.argi = _jitc->function->call.argf =
898 _jitc->function->call.size = 0;
899 _jitc->prepare = 0;
900 jit_dec_synth();
901 return (node);
902}
903
904void
905_jit_retval_c(jit_state_t *_jit, jit_int32_t r0)
906{
907 jit_inc_synth_w(retval_c, r0);
908 jit_extr_c(r0, JIT_RET);
909 jit_dec_synth();
910}
911
912void
913_jit_retval_uc(jit_state_t *_jit, jit_int32_t r0)
914{
915 jit_inc_synth_w(retval_uc, r0);
916 jit_extr_uc(r0, JIT_RET);
917 jit_dec_synth();
918}
919
920void
921_jit_retval_s(jit_state_t *_jit, jit_int32_t r0)
922{
923 jit_inc_synth_w(retval_s, r0);
924 jit_extr_s(r0, JIT_RET);
925 jit_dec_synth();
926}
927
928void
929_jit_retval_us(jit_state_t *_jit, jit_int32_t r0)
930{
931 jit_inc_synth_w(retval_us, r0);
932 jit_extr_us(r0, JIT_RET);
933 jit_dec_synth();
934}
935
936void
937_jit_retval_i(jit_state_t *_jit, jit_int32_t r0)
938{
939 jit_inc_synth_w(retval_i, r0);
940 jit_extr_i(r0, JIT_RET);
941 jit_dec_synth();
942}
943
944void
945_jit_retval_ui(jit_state_t *_jit, jit_int32_t r0)
946{
947 jit_inc_synth_w(retval_ui, r0);
948 jit_extr_ui(r0, JIT_RET);
949 jit_dec_synth();
950}
951
952void
953_jit_retval_l(jit_state_t *_jit, jit_int32_t r0)
954{
955 jit_inc_synth_w(retval_l, r0);
956 jit_movr(r0, JIT_RET);
957 jit_dec_synth();
958}
959
960void
961_jit_retval_f(jit_state_t *_jit, jit_int32_t r0)
962{
963 jit_inc_synth_w(retval_l, r0);
964 jit_movr_f(r0, JIT_FRET);
965 jit_dec_synth();
966}
967
968void
969_jit_retval_d(jit_state_t *_jit, jit_int32_t r0)
970{
971 jit_inc_synth_w(retval_d, r0);
972 jit_movr_d(r0, JIT_FRET);
973 jit_dec_synth();
974}
975
976jit_pointer_t
977_emit_code(jit_state_t *_jit)
978{
979 jit_node_t *node;
980 jit_node_t *temp;
981 jit_word_t word;
982 jit_int32_t value;
983 jit_int32_t offset;
984 struct {
985 jit_node_t *node;
986 jit_word_t word;
79bfeef6 987 jit_function_t func;
4a71579b
PC		 988#if DEVEL_DISASSEMBLER
989 jit_word_t prevw;
990#endif
991 jit_int32_t patch_offset;
992 jit_word_t prolog_offset;
993 } undo;
994#if DEVEL_DISASSEMBLER
995 jit_word_t prevw;
996#endif
997
998 _jitc->function = NULL;
999
1000 /* If did resize the code buffer, these were not reset */
1001 _jitc->ioff = 0;
1002 jit_regset_set_ui(&_jitc->regs, 0);
1003 _jitc->pred = 0;
1004
1005 jit_reglive_setup();
1006
1007 undo.word = 0;
1008 undo.node = NULL;
1009 undo.patch_offset = 0;
1010
1011#if DEVEL_DISASSEMBLER
1012 prevw = _jit->pc.w;
1013#endif
1014 undo.prolog_offset = 0;
1015 for (node = _jitc->head; node; node = node->next)
1016 if (node->code != jit_code_label &&
1017 node->code != jit_code_note &&
1018 node->code != jit_code_name)
1019 break;
1020 if (node && (node->code != jit_code_prolog ||
1021 !(_jitc->functions.ptr + node->w.w)->assume_frame)) {
1022 /* code may start with a jump so add an initial function descriptor */
1023 word = _jit->pc.w + 16;
1024 il(word); /* addr */
1025 il(0); /* gp */
1026 }
1027#define case_rr(name, type) \
1028 case jit_code_##name##r##type: \
1029 name##r##type(rn(node->u.w), rn(node->v.w)); \
1030 break
1031#define case_rw(name, type) \
1032 case jit_code_##name##i##type: \
1033 name##i##type(rn(node->u.w), node->v.w); \
1034 break
1035#define case_wr(name, type) \
1036 case jit_code_##name##i##type: \
1037 name##i##type(node->u.w, rn(node->v.w)); \
1038 break
1039#define case_rrr(name, type) \
1040 case jit_code_##name##r##type: \
1041 name##r##type(rn(node->u.w), \
1042 rn(node->v.w), rn(node->w.w)); \
1043 break
1044#define case_rrrr(name, type) \
1045 case jit_code_##name##r##type: \
1046 name##r##type(rn(node->u.q.l), rn(node->u.q.h), \
1047 rn(node->v.w), rn(node->w.w)); \
1048 break
1049#define case_rrw(name, type) \
1050 case jit_code_##name##i##type: \
1051 name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \
1052 break
1053#define case_rrrw(name, type) \
1054 case jit_code_##name##i##type: \
1055 name##i##type(rn(node->u.q.l), rn(node->u.q.h), \
1056 rn(node->v.w), node->w.w); \
1057 break
1058#define case_rrf(name, type, size) \
1059 case jit_code_##name##i##type: \
1060 assert(node->flag & jit_flag_data); \
1061 name##i##type(rn(node->u.w), rn(node->v.w), \
1062 (jit_float##size##_t *)node->w.n->u.w); \
1063 break
1064#define case_wrr(name, type) \
1065 case jit_code_##name##i##type: \
1066 name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \
1067 break
1068#define case_brr(name, type) \
1069 case jit_code_##name##r##type: \
1070 temp = node->u.n; \
1071 assert(temp->code == jit_code_label || \
1072 temp->code == jit_code_epilog); \
1073 if (temp->flag & jit_flag_patch) \
1074 name##r##type(temp->u.w, rn(node->v.w), \
1075 rn(node->w.w)); \
1076 else { \
1077 word = name##r##type(_jit->pc.w, \
1078 rn(node->v.w), rn(node->w.w)); \
1079 patch(word, node); \
1080 } \
1081 break
1082#define case_brw(name, type) \
1083 case jit_code_##name##i##type: \
1084 temp = node->u.n; \
1085 assert(temp->code == jit_code_label || \
1086 temp->code == jit_code_epilog); \
1087 if (temp->flag & jit_flag_patch) \
1088 name##i##type(temp->u.w, \
1089 rn(node->v.w), node->w.w); \
1090 else { \
1091 word = name##i##type(_jit->pc.w, \
1092 rn(node->v.w), node->w.w); \
1093 patch(word, node); \
1094 } \
1095 break
1096#define case_brf(name, type, size) \
1097 case jit_code_##name##i##type: \
1098 temp = node->u.n; \
1099 assert(temp->code == jit_code_label || \
1100 temp->code == jit_code_epilog); \
1101 if (temp->flag & jit_flag_patch) \
1102 name##i##type(temp->u.w, rn(node->v.w), \
1103 (jit_float##size##_t *)node->w.n->u.w); \
1104 else { \
1105 word = name##i##type(_jit->pc.w, rn(node->v.w), \
1106 (jit_float##size##_t *)node->w.n->u.w); \
1107 patch(word, node); \
1108 } \
1109 break
1110 for (node = _jitc->head; node; node = node->next) {
1111 if (_jit->pc.uc >= _jitc->code.end)
1112 return (NULL);
1113
1114 value = jit_classify(node->code);
1115#if GET_JIT_SIZE
1116 sync();
1117#endif
1118#if DEVEL_DISASSEMBLER
1119 /* FIXME DEVEL_DISASSEMBLER should become DISASSEMBLER,
1120 * but a "real" DEVEL_DISASSEMBLER should be required
1121 * to turn the below "#if 0" into "#if 1" */
1122# if 0 /* Since disassembly outputs 3 instructions at a time,
1123 * make it "#if 1" for more clear debug output. */
1124 sync();
1125# endif
1126 node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw;
1127 prevw = _jit->pc.w;
1128#endif
1129 jit_regarg_set(node, value);
1130 switch (node->code) {
1131 case jit_code_align:
c0c16242
PC		 1132 assert(!(node->u.w & (node->u.w - 1)));
1133 sync();
1134 if (node->u.w > 8)
1135 nop(node->u.w - 8);
4a71579b 1136 break;
79bfeef6
PC		 1137 case jit_code_skip:
1138 sync();
1139 nop((node->u.w + 7) & ~7);
1140 break;
4a71579b
PC		 1141 case jit_code_note: case jit_code_name:
1142 sync();
1143 node->u.w = _jit->pc.w;
1144 break;
1145 case jit_code_label:
1146 sync();
1147 /* remember label is defined */
1148 node->flag |= jit_flag_patch;
1149 node->u.w = _jit->pc.w;
1150 break;
1151 case_rrr(add,);
1152 case_rrw(add,);
1153 case_rrr(addc,);
1154 case_rrw(addc,);
1155 case_rrr(addx,);
1156 case_rrw(addx,);
1157 case_rrr(sub,);
1158 case_rrw(sub,);
1159 case_rrr(subx,);
1160 case_rrw(subx,);
1161 case_rrw(rsb,);
1162 case_rrr(subc,);
1163 case_rrw(subc,);
1164 case_rrr(mul,);
1165 case_rrw(mul,);
1166 case_rrrr(qmul,);
1167 case_rrrw(qmul,);
1168 case_rrrr(qmul, _u);
1169 case_rrrw(qmul, _u);
1170 case_rrr(div,);
1171 case_rrw(div,);
1172 case_rrr(div, _u);
1173 case_rrw(div, _u);
1174 case_rrr(rem,);
1175 case_rrw(rem,);
1176 case_rrr(rem, _u);
1177 case_rrw(rem, _u);
1178 case_rrrr(qdiv,);
1179 case_rrrw(qdiv,);
1180 case_rrrr(qdiv, _u);
1181 case_rrrw(qdiv, _u);
1182 case_rrr(and,);
1183 case_rrw(and,);
1184 case_rrr(or,);
1185 case_rrw(or,);
1186 case_rrr(xor,);
1187 case_rrw(xor,);
1188 case_rrr(lsh,);
1189 case_rrw(lsh,);
1190 case_rrr(rsh,);
1191 case_rrw(rsh,);
1192 case_rrr(rsh, _u);
1193 case_rrw(rsh, _u);
1194 case_rr(neg,);
1195 case_rr(com,);
79bfeef6
PC		 1196 case_rr(clo,);
1197 case_rr(clz,);
1198 case_rr(cto,);
1199 case_rr(ctz,);
ba3814c1
PC		 1200 case jit_code_casr:
1201 casr(rn(node->u.w), rn(node->v.w),
1202 rn(node->w.q.l), rn(node->w.q.h));
1203 break;
1204 case jit_code_casi:
1205 casi(rn(node->u.w), node->v.w,
1206 rn(node->w.q.l), rn(node->w.q.h));
1207 break;
40a44dcb
PC		 1208 case_rrr(movn,);
1209 case_rrr(movz,);
4a71579b
PC		 1210 case_rr(mov,);
1211 case jit_code_movi:
1212 if (node->flag & jit_flag_node) {
1213 temp = node->v.n;
1214 if (temp->code == jit_code_data ||
1215 (temp->code == jit_code_label &&
1216 (temp->flag & jit_flag_patch)))
1217 movi(rn(node->u.w), temp->u.w);
1218 else {
1219 assert(temp->code == jit_code_label ||
1220 temp->code == jit_code_epilog);
1221 word = movi_p(rn(node->u.w), node->v.w);
1222 patch(word, node);
1223 }
1224 }
1225 else
1226 movi(rn(node->u.w), node->v.w);
1227 break;
1228 case_rr(hton, _us);
1229 case_rr(hton, _ui);
1230 case_rr(hton, _ul);
40a44dcb
PC		 1231 case_rr(bswap, _us);
1232 case_rr(bswap, _ui);
1233 case_rr(bswap, _ul);
4a71579b
PC		 1234 case_rr(ext, _c);
1235 case_rr(ext, _uc);
1236 case_rr(ext, _s);
1237 case_rr(ext, _us);
1238 case_rr(ext, _i);
1239 case_rr(ext, _ui);
1240 case_rr(trunc, _f_i);
1241 case_rr(trunc, _d_i);
1242 case_rr(trunc, _f_l);
1243 case_rr(trunc, _d_l);
1244 case_rrr(lt,);
1245 case_rrw(lt,);
1246 case_rrr(lt, _u);
1247 case_rrw(lt, _u);
1248 case_rrr(le,);
1249 case_rrw(le,);
1250 case_rrr(le, _u);
1251 case_rrw(le, _u);
1252 case_rrr(eq,);
1253 case_rrw(eq,);
1254 case_rrr(ge,);
1255 case_rrw(ge,);
1256 case_rrr(ge, _u);
1257 case_rrw(ge, _u);
1258 case_rrr(gt,);
1259 case_rrw(gt,);
1260 case_rrr(gt, _u);
1261 case_rrw(gt, _u);
1262 case_rrr(ne,);
1263 case_rrw(ne,);
1264 case_rr(ld, _c);
1265 case_rw(ld, _c);
1266 case_rr(ld, _uc);
1267 case_rw(ld, _uc);
1268 case_rr(ld, _s);
1269 case_rw(ld, _s);
1270 case_rr(ld, _us);
1271 case_rw(ld, _us);
1272 case_rr(ld, _i);
1273 case_rw(ld, _i);
1274 case_rr(ld, _ui);
1275 case_rw(ld, _ui);
1276 case_rr(ld, _l);
1277 case_rw(ld, _l);
1278 case_rrr(ldx, _c);
1279 case_rrw(ldx, _c);
1280 case_rrr(ldx, _uc);
1281 case_rrw(ldx, _uc);
1282 case_rrr(ldx, _s);
1283 case_rrw(ldx, _s);
1284 case_rrr(ldx, _us);
1285 case_rrw(ldx, _us);
1286 case_rrr(ldx, _i);
1287 case_rrw(ldx, _i);
1288 case_rrr(ldx, _ui);
1289 case_rrw(ldx, _ui);
1290 case_rrr(ldx, _l);
1291 case_rrw(ldx, _l);
1292 case_rr(st, _c);
1293 case_wr(st, _c);
1294 case_rr(st, _s);
1295 case_wr(st, _s);
1296 case_rr(st, _i);
1297 case_wr(st, _i);
1298 case_rr(st, _l);
1299 case_wr(st, _l);
1300 case_rrr(stx, _c);
1301 case_wrr(stx, _c);
1302 case_rrr(stx, _s);
1303 case_wrr(stx, _s);
1304 case_rrr(stx, _i);
1305 case_wrr(stx, _i);
1306 case_rrr(stx, _l);
1307 case_wrr(stx, _l);
1308 case_brr(blt,);
1309 case_brw(blt,);
1310 case_brr(blt, _u);
1311 case_brw(blt, _u);
1312 case_brr(ble,);
1313 case_brw(ble,);
1314 case_brr(ble, _u);
1315 case_brw(ble, _u);
1316 case_brr(beq,);
1317 case_brw(beq,);
1318 case_brr(bge,);
1319 case_brw(bge,);
1320 case_brr(bge, _u);
1321 case_brw(bge, _u);
1322 case_brr(bgt,);
1323 case_brw(bgt,);
1324 case_brr(bgt, _u);
1325 case_brw(bgt, _u);
1326 case_brr(bne,);
1327 case_brw(bne,);
1328 case_brr(bms,);
1329 case_brw(bms,);
1330 case_brr(bmc,);
1331 case_brw(bmc,);
1332 case_brr(boadd,);
1333 case_brw(boadd,);
1334 case_brr(boadd, _u);
1335 case_brw(boadd, _u);
1336 case_brr(bxadd,);
1337 case_brw(bxadd,);
1338 case_brr(bxadd, _u);
1339 case_brw(bxadd, _u);
1340 case_brr(bosub,);
1341 case_brw(bosub,);
1342 case_brr(bosub, _u);
1343 case_brw(bosub, _u);
1344 case_brr(bxsub,);
1345 case_brw(bxsub,);
1346 case_brr(bxsub, _u);
1347 case_brw(bxsub, _u);
1348 case_rrr(add, _f);
1349 case_rrf(add, _f, 32);
1350 case_rrr(sub, _f);
1351 case_rrf(sub, _f, 32);
1352 case_rrf(rsb, _f, 32);
1353 case_rrr(mul, _f);
1354 case_rrf(mul, _f, 32);
1355 case_rrr(div, _f);
1356 case_rrf(div, _f, 32);
1357 case_rr(ext, _f);
1358 case_rr(abs, _f);
1359 case_rr(neg, _f);
1360 case_rr(sqrt, _f);
1361 case_rr(ld, _f);
1362 case_rw(ld, _f);
1363 case_rrr(ldx, _f);
1364 case_rrw(ldx, _f);
1365 case_rr(st, _f);
1366 case_wr(st, _f);
1367 case_rrr(stx, _f);
1368 case_wrr(stx, _f);
1369 case_rr(mov, _f);
1370 case jit_code_movi_f:
1371 assert(node->flag & jit_flag_data);
1372 movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w);
1373 break;
1374 case_rr(ext, _d_f);
1375 case_rrr(lt, _f);
1376 case_rrf(lt, _f, 32);
1377 case_rrr(le, _f);
1378 case_rrf(le, _f, 32);
1379 case_rrr(eq, _f);
1380 case_rrf(eq, _f, 32);
1381 case_rrr(ge, _f);
1382 case_rrf(ge, _f, 32);
1383 case_rrr(gt, _f);
1384 case_rrf(gt, _f, 32);
1385 case_rrr(ne, _f);
1386 case_rrf(ne, _f, 32);
1387 case_rrr(unlt, _f);
1388 case_rrf(unlt, _f, 32);
1389 case_rrr(unle, _f);
1390 case_rrf(unle, _f, 32);
1391 case_rrr(uneq, _f);
1392 case_rrf(uneq, _f, 32);
1393 case_rrr(unge, _f);
1394 case_rrf(unge, _f, 32);
1395 case_rrr(ungt, _f);
1396 case_rrf(ungt, _f, 32);
1397 case_rrr(ltgt, _f);
1398 case_rrf(ltgt, _f, 32);
1399 case_rrr(ord, _f);
1400 case_rrf(ord, _f, 32);
1401 case_rrr(unord, _f);
1402 case_rrf(unord, _f, 32);
1403 case_brr(blt, _f);
1404 case_brf(blt, _f, 32);
1405 case_brr(ble, _f);
1406 case_brf(ble, _f, 32);
1407 case_brr(beq, _f);
1408 case_brf(beq, _f, 32);
1409 case_brr(bge, _f);
1410 case_brf(bge, _f, 32);
1411 case_brr(bgt, _f);
1412 case_brf(bgt, _f, 32);
1413 case_brr(bne, _f);
1414 case_brf(bne, _f, 32);
1415 case_brr(bunlt, _f);
1416 case_brf(bunlt, _f, 32);
1417 case_brr(bunle, _f);
1418 case_brf(bunle, _f, 32);
1419 case_brr(buneq, _f);
1420 case_brf(buneq, _f, 32);
1421 case_brr(bunge, _f);
1422 case_brf(bunge, _f, 32);
1423 case_brr(bungt, _f);
1424 case_brf(bungt, _f, 32);
1425 case_brr(bltgt, _f);
1426 case_brf(bltgt, _f, 32);
1427 case_brr(bord, _f);
1428 case_brf(bord, _f, 32);
1429 case_brr(bunord, _f);
1430 case_brf(bunord, _f, 32);
1431 case_rrr(add, _d);
1432 case_rrf(add, _d, 64);
1433 case_rrr(sub, _d);
1434 case_rrf(sub, _d, 64);
1435 case_rrf(rsb, _d, 64);
1436 case_rrr(mul, _d);
1437 case_rrf(mul, _d, 64);
1438 case_rrr(div, _d);
1439 case_rrf(div, _d, 64);
1440 case_rr(ext, _d);
1441 case_rr(abs, _d);
1442 case_rr(neg, _d);
1443 case_rr(sqrt, _d);
1444 case_rr(ld, _d);
1445 case_rw(ld, _d);
1446 case_rrr(ldx, _d);
1447 case_rrw(ldx, _d);
1448 case_rr(st, _d);
1449 case_wr(st, _d);
1450 case_rrr(stx, _d);
1451 case_wrr(stx, _d);
1452 case_rr(mov, _d);
1453 case jit_code_movi_d:
1454 assert(node->flag & jit_flag_data);
1455 movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w);
1456 break;
1457 case_rr(ext, _f_d);
1458 case_rrr(lt, _d);
1459 case_rrf(lt, _d, 64);
1460 case_rrr(le, _d);
1461 case_rrf(le, _d, 64);
1462 case_rrr(eq, _d);
1463 case_rrf(eq, _d, 64);
1464 case_rrr(ge, _d);
1465 case_rrf(ge, _d, 64);
1466 case_rrr(gt, _d);
1467 case_rrf(gt, _d, 64);
1468 case_rrr(ne, _d);
1469 case_rrf(ne, _d, 64);
1470 case_rrr(unlt, _d);
1471 case_rrf(unlt, _d, 64);
1472 case_rrr(unle, _d);
1473 case_rrf(unle, _d, 64);
1474 case_rrr(uneq, _d);
1475 case_rrf(uneq, _d, 64);
1476 case_rrr(unge, _d);
1477 case_rrf(unge, _d, 64);
1478 case_rrr(ungt, _d);
1479 case_rrf(ungt, _d, 64);
1480 case_rrr(ltgt, _d);
1481 case_rrf(ltgt, _d, 64);
1482 case_rrr(ord, _d);
1483 case_rrf(ord, _d, 64);
1484 case_rrr(unord, _d);
1485 case_rrf(unord, _d, 64);
1486 case_brr(blt, _d);
1487 case_brf(blt, _d, 64);
1488 case_brr(ble, _d);
1489 case_brf(ble, _d, 64);
1490 case_brr(beq, _d);
1491 case_brf(beq, _d, 64);
1492 case_brr(bge, _d);
1493 case_brf(bge, _d, 64);
1494 case_brr(bgt, _d);
1495 case_brf(bgt, _d, 64);
1496 case_brr(bne, _d);
1497 case_brf(bne, _d, 64);
1498 case_brr(bunlt, _d);
1499 case_brf(bunlt, _d, 64);
1500 case_brr(bunle, _d);
1501 case_brf(bunle, _d, 64);
1502 case_brr(buneq, _d);
1503 case_brf(buneq, _d, 64);
1504 case_brr(bunge, _d);
1505 case_brf(bunge, _d, 64);
1506 case_brr(bungt, _d);
1507 case_brf(bungt, _d, 64);
1508 case_brr(bltgt, _d);
1509 case_brf(bltgt, _d, 64);
1510 case_brr(bord, _d);
1511 case_brf(bord, _d, 64);
1512 case_brr(bunord, _d);
1513 case_brf(bunord, _d, 64);
1514 case jit_code_jmpr:
1515 jmpr(rn(node->u.w));
1516 break;
1517 case jit_code_jmpi:
1518 if (node->flag & jit_flag_node) {
1519 if (_jit->pc.uc == _jit->code.ptr + 16)
1520 _jitc->jump = 1;
1521 temp = node->u.n;
1522 assert(temp->code == jit_code_label ||
1523 temp->code == jit_code_epilog);
1524 if (temp->flag & jit_flag_patch)
1525 jmpi(temp->u.w);
1526 else {
79bfeef6
PC		 1527 word = _jit->code.length -
1528 (_jit->pc.uc - _jit->code.ptr);
1529 if (word >= -16777216 && word <= 16777215)
1530 word = jmpi(_jit->pc.w);
1531 else
1532 word = jmpi_p(_jit->pc.w);
4a71579b
PC		 1533 patch(word, node);
1534 }
1535 }
1536 else
1537 jmpi(node->u.w);
1538 break;
1539 case jit_code_callr:
1540 callr(rn(node->u.w));
1541 break;
1542 case jit_code_calli:
1543 if (node->flag & jit_flag_node) {
1544 temp = node->u.n;
1545 assert(temp->code == jit_code_label ||
1546 temp->code == jit_code_epilog);
1547 word = calli_p(temp->u.w);
1548 if (!(temp->flag & jit_flag_patch))
1549 patch(word, node);
1550 }
1551 else
1552 calli(node->u.w);
1553 break;
1554 case jit_code_prolog:
1555 jit_regset_set_ui(&_jitc->regs, 0);
1556 _jitc->pred = 0;
1557 sync();
1558 _jitc->function = _jitc->functions.ptr + node->w.w;
1559 undo.node = node;
1560 undo.word = _jit->pc.w;
79bfeef6 1561 memcpy(&undo.func, _jitc->function, sizeof(undo.func));
4a71579b
PC		 1562#if DEVEL_DISASSEMBLER
1563 undo.prevw = prevw;
1564#endif
1565 undo.patch_offset = _jitc->patches.offset;
1566 undo.prolog_offset = _jitc->prolog.offset;
1567 restart_function:
1568 _jitc->again = 0;
1569 if (_jitc->jump && !_jitc->function->assume_frame) {
1570 /* remember prolog to hide offset adjustment for a jump
1571 * to the start of a function, what is expected to be
1572 * a common practice as first jit instruction */
1573 if (_jitc->prolog.offset >= _jitc->prolog.length) {
1574 _jitc->prolog.length += 16;
1575 jit_realloc((jit_pointer_t *)&_jitc->prolog.ptr,
1576 (_jitc->prolog.length - 16) *
1577 sizeof(jit_word_t),
1578 _jitc->prolog.length * sizeof(jit_word_t));
1579 }
1580 _jitc->prolog.ptr[_jitc->prolog.offset++] = _jit->pc.w;
1581 /* function descriptor */
1582 word = _jit->pc.w + 16;
1583 il(word); /* addr */
1584 il(0); /* gp */
1585 }
1586 prolog(node);
1587 break;
1588 case jit_code_epilog:
1589 assert(_jitc->function == _jitc->functions.ptr + node->w.w);
1590 if (_jitc->again) {
1591 for (temp = undo.node->next;
1592 temp != node; temp = temp->next) {
1593 if (temp->code == jit_code_label ||
1594 temp->code == jit_code_epilog)
1595 temp->flag &= ~jit_flag_patch;
1596 }
1597 temp->flag &= ~jit_flag_patch;
1598 node = undo.node;
1599 _jit->pc.w = undo.word;
79bfeef6
PC		 1600 /* undo.func.self.aoff and undo.func.regset should not
1601 * be undone, as they will be further updated, and are
1602 * the reason of the undo. */
1603 undo.func.self.aoff = _jitc->function->frame +
1604 _jitc->function->self.aoff;
1605 jit_regset_set(&undo.func.regset, &_jitc->function->regset);
1606 /* allocar information also does not need to be undone */
1607 undo.func.aoffoff = _jitc->function->aoffoff;
1608 undo.func.allocar = _jitc->function->allocar;
1609 memcpy(_jitc->function, &undo.func, sizeof(undo.func));
4a71579b
PC		 1610#if DEVEL_DISASSEMBLER
1611 prevw = undo.prevw;
1612#endif
1613 _jitc->patches.offset = undo.patch_offset;
1614 _jitc->prolog.offset = undo.prolog_offset;
1615 _jitc->ioff = 0;
1616 jit_regset_set_ui(&_jitc->regs, 0);
1617 _jitc->pred = 0;
1618 goto restart_function;
1619 }
1620 /* remember label is defined */
1621 sync();
1622 node->flag |= jit_flag_patch;
1623 node->u.w = _jit->pc.w;
1624 epilog(node);
1625 jit_regset_set_ui(&_jitc->regs, 0);
1626 _jitc->pred = 0;
1627 _jitc->function = NULL;
1628 break;
1629 case jit_code_va_start:
1630 vastart(rn(node->u.w));
1631 break;
1632 case jit_code_va_arg:
1633 vaarg(rn(node->u.w), rn(node->v.w));
1634 break;
1635 case jit_code_va_arg_d:
1636 vaarg_d(rn(node->u.w), rn(node->v.w));
1637 break;
79bfeef6 1638 case jit_code_live: case jit_code_ellipsis:
4a71579b
PC		 1639 case jit_code_va_push:
1640 case jit_code_allocai: case jit_code_allocar:
79bfeef6
PC		 1641 case jit_code_arg_c: case jit_code_arg_s:
1642 case jit_code_arg_i: case jit_code_arg_l:
4a71579b
PC		 1643 case jit_code_arg_f: case jit_code_arg_d:
1644 case jit_code_va_end:
1645 case jit_code_ret:
79bfeef6
PC		 1646 case jit_code_retr_c: case jit_code_reti_c:
1647 case jit_code_retr_uc: case jit_code_reti_uc:
1648 case jit_code_retr_s: case jit_code_reti_s:
1649 case jit_code_retr_us: case jit_code_reti_us:
1650 case jit_code_retr_i: case jit_code_reti_i:
1651 case jit_code_retr_ui: case jit_code_reti_ui:
1652 case jit_code_retr_l: case jit_code_reti_l:
4a71579b
PC		 1653 case jit_code_retr_f: case jit_code_reti_f:
1654 case jit_code_retr_d: case jit_code_reti_d:
1655 case jit_code_getarg_c: case jit_code_getarg_uc:
1656 case jit_code_getarg_s: case jit_code_getarg_us:
1657 case jit_code_getarg_i: case jit_code_getarg_ui:
1658 case jit_code_getarg_l:
1659 case jit_code_getarg_f: case jit_code_getarg_d:
79bfeef6
PC		 1660 case jit_code_putargr_c: case jit_code_putargi_c:
1661 case jit_code_putargr_uc: case jit_code_putargi_uc:
1662 case jit_code_putargr_s: case jit_code_putargi_s:
1663 case jit_code_putargr_us: case jit_code_putargi_us:
1664 case jit_code_putargr_i: case jit_code_putargi_i:
1665 case jit_code_putargr_ui: case jit_code_putargi_ui:
1666 case jit_code_putargr_l: case jit_code_putargi_l:
4a71579b
PC		 1667 case jit_code_putargr_f: case jit_code_putargi_f:
1668 case jit_code_putargr_d: case jit_code_putargi_d:
79bfeef6
PC		 1669 case jit_code_pushargr_c: case jit_code_pushargi_c:
1670 case jit_code_pushargr_uc: case jit_code_pushargi_uc:
1671 case jit_code_pushargr_s: case jit_code_pushargi_s:
1672 case jit_code_pushargr_us: case jit_code_pushargi_us:
1673 case jit_code_pushargr_i: case jit_code_pushargi_i:
1674 case jit_code_pushargr_ui: case jit_code_pushargi_ui:
1675 case jit_code_pushargr_l: case jit_code_pushargi_l:
4a71579b
PC		 1676 case jit_code_pushargr_f: case jit_code_pushargi_f:
1677 case jit_code_pushargr_d: case jit_code_pushargi_d:
1678 case jit_code_retval_c: case jit_code_retval_uc:
1679 case jit_code_retval_s: case jit_code_retval_us:
1680 case jit_code_retval_i:
1681 case jit_code_retval_ui: case jit_code_retval_l:
1682 case jit_code_retval_f: case jit_code_retval_d:
1683 case jit_code_prepare:
1684 case jit_code_finishr: case jit_code_finishi:
1685 break;
1686 case jit_code_movr_w_f:
1687 movr_w_f(rn(node->u.w), rn(node->v.w));
1688 break;
1689 case jit_code_movr_f_w:
1690 movr_f_w(rn(node->u.w), rn(node->v.w));
1691 break;
1692 case jit_code_movr_w_d:
1693 movr_w_d(rn(node->u.w), rn(node->v.w));
1694 break;
1695 case jit_code_movr_d_w:
1696 movr_d_w(rn(node->u.w), rn(node->v.w));
1697 break;
1698 case jit_code_movi_f_w:
1699 movi_f_w(rn(node->u.w), node->v.n->u.p);
1700 break;
1701 case jit_code_movi_d_w:
1702 movi_d_w(rn(node->u.w), node->v.n->u.p);
1703 break;
1704 default:
1705 abort();
1706 }
1707 if (jit_carry != _NOREG) {
1708 switch (node->code) {
1709 case jit_code_note:
1710 case jit_code_addcr: case jit_code_addci:
1711 case jit_code_addxr: case jit_code_addxi:
1712 case jit_code_subcr: case jit_code_subci:
1713 case jit_code_subxr: case jit_code_subxi:
1714 break;
1715 default:
1716 jit_unget_reg(jit_carry);
1717 jit_carry = _NOREG;
1718 break;
1719 }
1720 }
1721#if GET_JIT_SIZE
1722 sync();
1723#endif
1724 jit_regarg_clr(node, value);
1725 if (jit_regset_cmp_ui(&_jitc->regarg, 0) != 0) {
1726 assert(jit_regset_scan1(&_jitc->regarg, 0) == jit_carry);
1727 assert(jit_regset_scan1(&_jitc->regarg, jit_carry + 1) == ULONG_MAX);
1728 }
1729 assert(_jitc->synth == 0);
1730 /* update register live state */
1731 jit_reglive(node);
1732 }
1733 sync();
1734#undef case_brf
1735#undef case_brw
1736#undef case_brr
1737#undef case_wrr
1738#undef case_rrrw
1739#undef case_rrf
1740#undef case_rrw
1741#undef case_rrrr
1742#undef case_rrr
1743#undef case_wr
1744#undef case_rw
1745#undef case_rr
1746
1747 for (offset = 0; offset < _jitc->patches.offset; offset++) {
1748 node = _jitc->patches.ptr[offset].node;
1749 word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w;
1750 patch_at(node->code, _jitc->patches.ptr[offset].inst, word);
1751 }
1752
1753 jit_flush(_jit->code.ptr, _jit->pc.uc);
1754
1755 return (_jit->code.ptr);
1756}
1757
1758#define CODE 1
1759# include "jit_ia64-cpu.c"
1760# include "jit_ia64-fpu.c"
ba3814c1 1761# include "jit_fallback.c"
4a71579b
PC		 1762#undef CODE
1763
1764void
1765jit_flush(void *fptr, void *tptr)
1766{
1767#if defined(__GNUC__)
1768 jit_word_t f, t, s;
1769
1770 s = sysconf(_SC_PAGE_SIZE);
1771 f = (jit_word_t)fptr & -s;
1772 t = (((jit_word_t)tptr) + s - 1) & -s;
1773# if 0
1774 __clear_cache((void *)f, (void *)t);
1775# else
1776 /* __clear_cache is a noop in (old?) gcc, but cache flush is
1777 * required on a multi processor Linux system. */
1778 for (s = f; s < t; s += 32)
1779 asm volatile("fc %0" :: "r"(s) : "memory");
1780# endif
1781#endif
1782}
1783
1784/* Use r2 that is reserved to not require a jit_get_reg call, also note
1785 * that addil needs a register that first in 2 bits, so, if using a
1786 * register other than r2 must be less than r8 (or check for a smaller
1787 * immediate, i.e. i0 >= -8192 && i0 <= 8191) */
1788void
1789_emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0)
1790{
1791 assert(i0 >= -2097152 && i0 < 2097151);
1792 addi(GR_2, rn(r1), i0);
1793 ldr(rn(r0), GR_2);
1794}
1795
1796void
1797_emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1)
1798{
1799 assert(i0 >= -2097152 && i0 < 2097151);
1800 addi(GR_2, rn(r0), i0);
1801 str(GR_2, rn(r1));
1802}
1803
1804void
1805_emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0)
1806{
1807 assert(i0 >= -2097152 && i0 < 2097151);
1808 addi(GR_2, rn(r1), i0);
1809 ldr_d(rn(r0), GR_2);
1810}
1811
1812void
1813_emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1)
1814{
1815 assert(i0 >= -2097152 && i0 < 2097151);
1816 addi(GR_2, rn(r0), i0);
1817 str_d(GR_2, rn(r1));
1818}
1819
1820static void
1821_patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node)
1822{
1823 jit_int32_t flag;
1824
1825 assert(node->flag & jit_flag_node);
1826 if (node->code == jit_code_movi)
1827 flag = node->v.n->flag;
1828 else
1829 flag = node->u.n->flag;
1830 assert(!(flag & jit_flag_patch));
1831 if (_jitc->patches.offset >= _jitc->patches.length) {
1832 jit_realloc((jit_pointer_t *)&_jitc->patches.ptr,
1833 _jitc->patches.length * sizeof(jit_patch_t),
1834 (_jitc->patches.length + 1024) * sizeof(jit_patch_t));
1835 _jitc->patches.length += 1024;
1836 }
1837 _jitc->patches.ptr[_jitc->patches.offset].inst = instr;
1838 _jitc->patches.ptr[_jitc->patches.offset].node = node;
1839 ++_jitc->patches.offset;
1840}
ARM optimized PCSX fork