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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 | */ | |
39 | typedef jit_pointer_t jit_va_list_t; | |
40 | ||
41 | /* | |
42 | * Prototypes | |
43 | */ | |
44 | #define patch(instr, node) _patch(_jit, instr, node) | |
45 | static void _patch(jit_state_t*,jit_word_t,jit_node_t*); | |
46 | ||
47 | #if defined(__GNUC__) | |
48 | /* libgcc */ | |
49 | extern 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 | 61 | jit_cpu_t jit_cpu; |
4a71579b PC |
62 | jit_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 | */ | |
240 | void | |
241 | jit_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; | |
ba86ff93 PC |
248 | /* By default assume kernel or cpu will not handle unaligned load/store */ |
249 | jit_cpu.unaligned = 1; | |
4a71579b PC |
250 | } |
251 | ||
252 | void | |
253 | _jit_init(jit_state_t *_jit) | |
254 | { | |
255 | _jitc->reglen = jit_size(_rvs) - 1; | |
256 | jit_regset_new(&_jitc->regs); | |
257 | jit_carry = _NOREG; | |
258 | } | |
259 | ||
260 | void | |
261 | _jit_prolog(jit_state_t *_jit) | |
262 | { | |
263 | jit_int32_t offset; | |
264 | ||
265 | if (_jitc->function) | |
266 | jit_epilog(); | |
267 | assert(jit_regset_cmp_ui(&_jitc->regarg, 0) == 0); | |
268 | jit_regset_set_ui(&_jitc->regsav, 0); | |
269 | offset = _jitc->functions.offset; | |
270 | if (offset >= _jitc->functions.length) { | |
271 | jit_realloc((jit_pointer_t *)&_jitc->functions.ptr, | |
272 | _jitc->functions.length * sizeof(jit_function_t), | |
273 | (_jitc->functions.length + 16) * sizeof(jit_function_t)); | |
274 | _jitc->functions.length += 16; | |
275 | } | |
276 | _jitc->function = _jitc->functions.ptr + _jitc->functions.offset++; | |
277 | /* params_offset << 1, once for ours arguments, once for arguments | |
278 | * to any called function; required because offsets are computed | |
279 | * as JIT_FP displacement */ | |
280 | _jitc->function->self.size = stack_framesize + (params_offset << 1); | |
281 | _jitc->function->self.argi = _jitc->function->self.argf = | |
282 | _jitc->function->self.aoff = _jitc->function->self.alen = 0; | |
283 | _jitc->function->self.call = jit_call_default; | |
284 | jit_alloc((jit_pointer_t *)&_jitc->function->regoff, | |
285 | _jitc->reglen * sizeof(jit_int32_t)); | |
286 | ||
287 | /* _no_link here does not mean the jit_link() call can be removed | |
288 | * by rewriting as: | |
289 | * _jitc->function->prolog = jit_new_node(jit_code_prolog); | |
290 | */ | |
291 | _jitc->function->prolog = jit_new_node_no_link(jit_code_prolog); | |
292 | jit_link(_jitc->function->prolog); | |
293 | _jitc->function->prolog->w.w = offset; | |
294 | _jitc->function->epilog = jit_new_node_no_link(jit_code_epilog); | |
295 | /* u: label value | |
296 | * v: offset in blocks vector | |
297 | * w: offset in functions vector | |
298 | */ | |
299 | _jitc->function->epilog->w.w = offset; | |
300 | ||
301 | jit_regset_new(&_jitc->function->regset); | |
302 | } | |
303 | ||
304 | jit_int32_t | |
305 | _jit_allocai(jit_state_t *_jit, jit_int32_t length) | |
306 | { | |
307 | assert(_jitc->function); | |
308 | switch (length) { | |
309 | case 0: case 1: break; | |
310 | case 2: _jitc->function->self.aoff &= -2; break; | |
311 | case 3: case 4: _jitc->function->self.aoff &= -4; break; | |
312 | default: _jitc->function->self.aoff &= -8; break; | |
313 | } | |
314 | _jitc->function->self.aoff -= length; | |
315 | if (!_jitc->realize) { | |
316 | jit_inc_synth_ww(allocai, _jitc->function->self.aoff, length); | |
317 | jit_dec_synth(); | |
318 | } | |
319 | return (_jitc->function->self.aoff); | |
320 | } | |
321 | ||
322 | void | |
323 | _jit_allocar(jit_state_t *_jit, jit_int32_t u, jit_int32_t v) | |
324 | { | |
325 | jit_int32_t reg; | |
326 | assert(_jitc->function); | |
327 | jit_inc_synth_ww(allocar, u, v); | |
328 | if (!_jitc->function->allocar) { | |
329 | _jitc->function->aoffoff = jit_allocai(sizeof(jit_int32_t)); | |
330 | _jitc->function->allocar = 1; | |
331 | } | |
332 | reg = jit_get_reg(jit_class_gpr); | |
333 | jit_negr(reg, v); | |
334 | jit_andi(reg, reg, -16); | |
335 | jit_ldxi_i(u, JIT_FP, _jitc->function->aoffoff); | |
336 | jit_addr(u, u, reg); | |
337 | jit_addr(JIT_SP, JIT_SP, reg); | |
338 | jit_stxi_i(_jitc->function->aoffoff, JIT_FP, u); | |
339 | jit_unget_reg(reg); | |
340 | jit_dec_synth(); | |
341 | } | |
342 | ||
343 | void | |
344 | _jit_ret(jit_state_t *_jit) | |
345 | { | |
346 | jit_node_t *instr; | |
347 | assert(_jitc->function); | |
348 | jit_inc_synth(ret); | |
349 | /* jump to epilog */ | |
350 | instr = jit_jmpi(); | |
351 | jit_patch_at(instr, _jitc->function->epilog); | |
352 | jit_dec_synth(); | |
353 | } | |
354 | ||
355 | void | |
79bfeef6 | 356 | _jit_retr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) |
4a71579b | 357 | { |
79bfeef6 | 358 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
359 | jit_movr(JIT_RET, u); |
360 | jit_ret(); | |
361 | jit_dec_synth(); | |
362 | } | |
363 | ||
364 | void | |
79bfeef6 | 365 | _jit_reti(jit_state_t *_jit, jit_word_t u, jit_code_t code) |
4a71579b | 366 | { |
79bfeef6 | 367 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
368 | jit_movi(JIT_RET, u); |
369 | jit_ret(); | |
370 | jit_dec_synth(); | |
371 | } | |
372 | ||
373 | void | |
374 | _jit_retr_f(jit_state_t *_jit, jit_int32_t u) | |
375 | { | |
376 | jit_inc_synth_w(retr_f, u); | |
377 | jit_movr_f(JIT_FRET, u); | |
378 | jit_ret(); | |
379 | jit_dec_synth(); | |
380 | } | |
381 | ||
382 | void | |
383 | _jit_reti_f(jit_state_t *_jit, jit_float32_t u) | |
384 | { | |
385 | jit_inc_synth_f(reti_f, u); | |
386 | jit_movi_f(JIT_FRET, u); | |
387 | jit_ret(); | |
388 | jit_dec_synth(); | |
389 | } | |
390 | ||
391 | void | |
392 | _jit_retr_d(jit_state_t *_jit, jit_int32_t u) | |
393 | { | |
394 | jit_inc_synth_w(retr_d, u); | |
395 | jit_movr_d(JIT_FRET, u); | |
396 | jit_ret(); | |
397 | jit_dec_synth(); | |
398 | } | |
399 | ||
400 | void | |
401 | _jit_reti_d(jit_state_t *_jit, jit_float64_t u) | |
402 | { | |
403 | jit_inc_synth_d(reti_d, u); | |
404 | jit_movi_d(JIT_FRET, u); | |
405 | jit_ret(); | |
406 | jit_dec_synth(); | |
407 | } | |
408 | ||
409 | void | |
410 | _jit_epilog(jit_state_t *_jit) | |
411 | { | |
412 | assert(_jitc->function); | |
413 | assert(_jitc->function->epilog->next == NULL); | |
414 | jit_link(_jitc->function->epilog); | |
415 | _jitc->function = NULL; | |
416 | } | |
417 | ||
418 | jit_bool_t | |
419 | _jit_arg_register_p(jit_state_t *_jit, jit_node_t *u) | |
420 | { | |
79bfeef6 PC |
421 | if (u->code >= jit_code_arg_c && u->code <= jit_code_arg) |
422 | return (jit_arg_reg_p(u->u.w)); | |
423 | assert(u->code == jit_code_arg_f || u->code == jit_code_arg_d); | |
424 | return (jit_arg_reg_p(u->u.w) || jit_arg_reg_p(u->u.w - 8)); | |
4a71579b PC |
425 | } |
426 | ||
427 | void | |
428 | _jit_ellipsis(jit_state_t *_jit) | |
429 | { | |
430 | jit_inc_synth(ellipsis); | |
431 | if (_jitc->prepare) { | |
432 | assert(!(_jitc->function->call.call & jit_call_varargs)); | |
433 | _jitc->function->call.call |= jit_call_varargs; | |
434 | jit_link_prepare(); | |
435 | } | |
436 | else { | |
437 | assert(!(_jitc->function->self.call & jit_call_varargs)); | |
438 | _jitc->function->self.call |= jit_call_varargs; | |
439 | _jitc->function->vagp = _jitc->function->self.argi; | |
440 | jit_link_prolog(); | |
441 | } | |
442 | jit_dec_synth(); | |
443 | } | |
444 | ||
445 | void | |
446 | _jit_va_push(jit_state_t *_jit, jit_int32_t u) | |
447 | { | |
448 | jit_inc_synth_w(va_push, u); | |
449 | jit_pushargr(u); | |
450 | jit_dec_synth(); | |
451 | } | |
452 | ||
453 | jit_node_t * | |
79bfeef6 | 454 | _jit_arg(jit_state_t *_jit, jit_code_t code) |
4a71579b PC |
455 | { |
456 | jit_node_t *node; | |
457 | jit_int32_t offset; | |
458 | assert(_jitc->function); | |
79bfeef6 PC |
459 | assert(!(_jitc->function->self.call & jit_call_varargs)); |
460 | #if STRONG_TYPE_CHECKING | |
461 | assert(code >= jit_code_arg_c && code <= jit_code_arg); | |
462 | #endif | |
4a71579b PC |
463 | if (jit_arg_reg_p(_jitc->function->self.argi)) |
464 | offset = _jitc->function->self.argi++; | |
465 | else { | |
466 | offset = _jitc->function->self.size; | |
467 | _jitc->function->self.size += sizeof(jit_word_t); | |
468 | } | |
79bfeef6 | 469 | node = jit_new_node_ww(code, offset, |
4a71579b PC |
470 | ++_jitc->function->self.argn); |
471 | jit_link_prolog(); | |
472 | return (node); | |
473 | } | |
474 | ||
475 | jit_node_t * | |
476 | _jit_arg_f(jit_state_t *_jit) | |
477 | { | |
478 | jit_node_t *node; | |
479 | jit_int32_t offset; | |
480 | assert(_jitc->function); | |
481 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
482 | if (!(_jitc->function->self.call & jit_call_varargs)) | |
483 | offset = 8 + _jitc->function->self.argf++; | |
484 | else | |
485 | offset = _jitc->function->self.argi; | |
486 | ++_jitc->function->self.argi; | |
487 | } | |
488 | else { | |
489 | offset = _jitc->function->self.size; | |
490 | _jitc->function->self.size += sizeof(jit_word_t); | |
491 | } | |
492 | node = jit_new_node_ww(jit_code_arg_f, offset, | |
493 | ++_jitc->function->self.argn); | |
494 | jit_link_prolog(); | |
495 | return (node); | |
496 | } | |
497 | ||
498 | jit_node_t * | |
499 | _jit_arg_d(jit_state_t *_jit) | |
500 | { | |
501 | jit_node_t *node; | |
502 | jit_int32_t offset; | |
503 | assert(_jitc->function); | |
504 | if (jit_arg_reg_p(_jitc->function->self.argi)) { | |
505 | if (!(_jitc->function->self.call & jit_call_varargs)) | |
506 | offset = 8 + _jitc->function->self.argf++; | |
507 | else | |
508 | offset = _jitc->function->self.argi; | |
509 | ++_jitc->function->self.argi; | |
510 | } | |
511 | else { | |
512 | offset = _jitc->function->self.size; | |
513 | _jitc->function->self.size += sizeof(jit_float64_t); | |
514 | } | |
515 | node = jit_new_node_ww(jit_code_arg_d, offset, | |
516 | ++_jitc->function->self.argn); | |
517 | jit_link_prolog(); | |
518 | return (node); | |
519 | } | |
520 | ||
521 | void | |
522 | _jit_getarg_c(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
523 | { | |
79bfeef6 | 524 | assert_arg_type(v->code, jit_code_arg_c); |
4a71579b PC |
525 | jit_inc_synth_wp(getarg_c, u, v); |
526 | if (jit_arg_reg_p(v->u.w)) | |
527 | jit_extr_c(u, _R32 + v->u.w); | |
528 | else | |
529 | jit_ldxi_c(u, JIT_FP, v->u.w + C_DISP); | |
530 | jit_dec_synth(); | |
531 | } | |
532 | ||
533 | void | |
534 | _jit_getarg_uc(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
535 | { | |
79bfeef6 | 536 | assert_arg_type(v->code, jit_code_arg_c); |
4a71579b PC |
537 | jit_inc_synth_wp(getarg_uc, u, v); |
538 | if (jit_arg_reg_p(v->u.w)) | |
539 | jit_extr_uc(u, _R32 + v->u.w); | |
540 | else | |
541 | jit_ldxi_uc(u, JIT_FP, v->u.w + C_DISP); | |
542 | jit_dec_synth(); | |
543 | } | |
544 | ||
545 | void | |
546 | _jit_getarg_s(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
547 | { | |
79bfeef6 | 548 | assert_arg_type(v->code, jit_code_arg_s); |
4a71579b PC |
549 | jit_inc_synth_wp(getarg_s, u, v); |
550 | if (jit_arg_reg_p(v->u.w)) | |
551 | jit_extr_s(u, _R32 + v->u.w); | |
552 | else | |
553 | jit_ldxi_s(u, JIT_FP, v->u.w + S_DISP); | |
554 | jit_dec_synth(); | |
555 | } | |
556 | ||
557 | void | |
558 | _jit_getarg_us(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
559 | { | |
79bfeef6 | 560 | assert_arg_type(v->code, jit_code_arg_s); |
4a71579b PC |
561 | jit_inc_synth_wp(getarg_us, u, v); |
562 | if (jit_arg_reg_p(v->u.w)) | |
563 | jit_extr_us(u, _R32 + v->u.w); | |
564 | else | |
565 | jit_ldxi_us(u, JIT_FP, v->u.w + S_DISP); | |
566 | jit_dec_synth(); | |
567 | } | |
568 | ||
569 | void | |
570 | _jit_getarg_i(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
571 | { | |
79bfeef6 | 572 | assert_arg_type(v->code, jit_code_arg_i); |
4a71579b PC |
573 | jit_inc_synth_wp(getarg_i, u, v); |
574 | if (jit_arg_reg_p(v->u.w)) | |
575 | jit_extr_i(u, _R32 + v->u.w); | |
576 | else | |
577 | jit_ldxi_i(u, JIT_FP, v->u.w + I_DISP); | |
578 | jit_dec_synth(); | |
579 | } | |
580 | ||
581 | void | |
582 | _jit_getarg_ui(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
583 | { | |
79bfeef6 | 584 | assert_arg_type(v->code, jit_code_arg_i); |
4a71579b PC |
585 | jit_inc_synth_wp(getarg_ui, u, v); |
586 | if (jit_arg_reg_p(v->u.w)) | |
587 | jit_extr_ui(u, _R32 + v->u.w); | |
588 | else | |
589 | jit_ldxi_ui(u, JIT_FP, v->u.w + I_DISP); | |
590 | jit_dec_synth(); | |
591 | } | |
592 | ||
593 | void | |
594 | _jit_getarg_l(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
595 | { | |
79bfeef6 | 596 | assert_arg_type(v->code, jit_code_arg_l); |
4a71579b PC |
597 | jit_inc_synth_wp(getarg_l, u, v); |
598 | if (jit_arg_reg_p(v->u.w)) | |
599 | jit_movr(u, _R32 + v->u.w); | |
600 | else | |
601 | jit_ldxi(u, JIT_FP, v->u.w); | |
602 | jit_dec_synth(); | |
603 | } | |
604 | ||
605 | void | |
79bfeef6 | 606 | _jit_putargr(jit_state_t *_jit, jit_int32_t u, jit_node_t *v, jit_code_t code) |
4a71579b | 607 | { |
79bfeef6 PC |
608 | assert_putarg_type(code, v->code); |
609 | jit_code_inc_synth_wp(code, u, v); | |
4a71579b PC |
610 | if (jit_arg_reg_p(v->u.w)) |
611 | jit_movr(_R32 + v->u.w, u); | |
612 | else | |
613 | jit_stxi(v->u.w, JIT_FP, u); | |
614 | jit_dec_synth(); | |
615 | } | |
616 | ||
617 | void | |
79bfeef6 | 618 | _jit_putargi(jit_state_t *_jit, jit_word_t u, jit_node_t *v, jit_code_t code) |
4a71579b PC |
619 | { |
620 | jit_int32_t regno; | |
79bfeef6 PC |
621 | assert_putarg_type(code, v->code); |
622 | jit_code_inc_synth_wp(code, u, v); | |
4a71579b PC |
623 | if (jit_arg_reg_p(v->u.w)) |
624 | jit_movi(_R32 + v->u.w, u); | |
625 | else { | |
626 | regno = jit_get_reg(jit_class_gpr); | |
627 | jit_movi(regno, u); | |
628 | jit_stxi(v->u.w, JIT_FP, regno); | |
629 | jit_unget_reg(regno); | |
630 | } | |
631 | jit_dec_synth(); | |
632 | } | |
633 | ||
634 | void | |
635 | _jit_getarg_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(getarg_f, u, v); | |
639 | if (jit_arg_reg_p(v->u.w)) | |
640 | jit_movr_w_f(u, _OUT0 + v->u.w); | |
641 | else if (jit_arg_reg_p(v->u.w - 8)) | |
642 | jit_movr_f(u, _F8 + (v->u.w - 8)); | |
643 | else | |
644 | jit_ldxi_f(u, JIT_FP, v->u.w + F_DISP); | |
645 | jit_dec_synth(); | |
646 | } | |
647 | ||
648 | void | |
649 | _jit_putargr_f(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
650 | { | |
651 | assert(v->code == jit_code_arg_f); | |
652 | jit_inc_synth_wp(putargr_f, u, v); | |
653 | if (jit_arg_reg_p(v->u.w)) | |
654 | jit_movr_f_w(_OUT0 + v->u.w, u); | |
655 | else if (jit_arg_reg_p(v->u.w - 8)) | |
656 | jit_movr_f(_F8 + (v->u.w - 8), u); | |
657 | else | |
658 | jit_stxi_f(v->u.w, JIT_FP, u + F_DISP); | |
659 | jit_dec_synth(); | |
660 | } | |
661 | ||
662 | void | |
663 | _jit_putargi_f(jit_state_t *_jit, jit_float32_t u, jit_node_t *v) | |
664 | { | |
665 | jit_int32_t regno; | |
666 | assert(v->code == jit_code_arg_f); | |
667 | jit_inc_synth_fp(putargi_f, u, v); | |
668 | if (jit_arg_reg_p(v->u.w)) | |
669 | jit_movi_f_w(_OUT0 + v->u.w, u); | |
670 | else if (jit_arg_reg_p(v->u.w - 8)) | |
671 | jit_movi_f(_F8 + (v->u.w - 8), u); | |
672 | else { | |
673 | regno = jit_get_reg(jit_class_fpr); | |
674 | jit_movi_f(regno, u); | |
675 | jit_stxi_f(v->u.w, JIT_FP, regno + F_DISP); | |
676 | jit_unget_reg(regno); | |
677 | } | |
678 | jit_dec_synth(); | |
679 | } | |
680 | ||
681 | void | |
682 | _jit_getarg_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(getarg_d, u, v); | |
686 | if (jit_arg_reg_p(v->u.w)) | |
687 | jit_movr_w_d(u, _OUT0 + v->u.w); | |
688 | else if (jit_arg_reg_p(v->u.w - 8)) | |
689 | jit_movr_d(u, _F8 + (v->u.w - 8)); | |
690 | else | |
691 | jit_ldxi_d(u, JIT_FP, v->u.w); | |
692 | jit_dec_synth(); | |
693 | } | |
694 | ||
695 | void | |
696 | _jit_putargr_d(jit_state_t *_jit, jit_int32_t u, jit_node_t *v) | |
697 | { | |
698 | assert(v->code == jit_code_arg_d); | |
699 | jit_inc_synth_wp(putargr_d, u, v); | |
700 | if (jit_arg_reg_p(v->u.w)) | |
701 | jit_movr_d_w(_OUT0 + v->u.w, u); | |
702 | else if (jit_arg_reg_p(v->u.w - 8)) | |
703 | jit_movr_d(_F8 + (v->u.w - 8), u); | |
704 | else | |
705 | jit_stxi_d(v->u.w, JIT_FP, u); | |
706 | jit_dec_synth(); | |
707 | } | |
708 | ||
709 | void | |
710 | _jit_putargi_d(jit_state_t *_jit, jit_float64_t u, jit_node_t *v) | |
711 | { | |
712 | jit_int32_t regno; | |
713 | assert(v->code == jit_code_arg_d); | |
714 | jit_inc_synth_dp(putargi_d, u, v); | |
715 | if (jit_arg_reg_p(v->u.w)) | |
716 | jit_movi_d_w(_OUT0 + v->u.w, u); | |
717 | else if (jit_arg_reg_p(v->u.w - 8)) | |
718 | jit_movi_d(_F8 + (v->u.w - 8), u); | |
719 | else { | |
720 | regno = jit_get_reg(jit_class_fpr); | |
721 | jit_movi_d(regno, u); | |
722 | jit_stxi_d(v->u.w, JIT_FP, regno); | |
723 | jit_unget_reg(regno); | |
724 | } | |
725 | jit_dec_synth(); | |
726 | } | |
727 | ||
728 | void | |
79bfeef6 | 729 | _jit_pushargr(jit_state_t *_jit, jit_int32_t u, jit_code_t code) |
4a71579b PC |
730 | { |
731 | assert(_jitc->function); | |
79bfeef6 | 732 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
733 | jit_link_prepare(); |
734 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
735 | jit_movr(_OUT0 + _jitc->function->call.argi, u); | |
736 | ++_jitc->function->call.argi; | |
737 | } | |
738 | else { | |
739 | jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, u); | |
740 | _jitc->function->call.size += sizeof(jit_word_t); | |
741 | } | |
742 | jit_dec_synth(); | |
743 | } | |
744 | ||
745 | void | |
79bfeef6 | 746 | _jit_pushargi(jit_state_t *_jit, jit_word_t u, jit_code_t code) |
4a71579b PC |
747 | { |
748 | jit_int32_t regno; | |
749 | assert(_jitc->function); | |
79bfeef6 | 750 | jit_code_inc_synth_w(code, u); |
4a71579b PC |
751 | jit_link_prepare(); |
752 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
753 | jit_movi(_OUT0 + _jitc->function->call.argi, u); | |
754 | ++_jitc->function->call.argi; | |
755 | } | |
756 | else { | |
757 | regno = jit_get_reg(jit_class_gpr); | |
758 | jit_movi(regno, u); | |
759 | jit_stxi(_jitc->function->call.size + params_offset, JIT_SP, regno); | |
760 | _jitc->function->call.size += sizeof(jit_word_t); | |
761 | jit_unget_reg(regno); | |
762 | } | |
763 | jit_dec_synth(); | |
764 | } | |
765 | ||
766 | void | |
767 | _jit_pushargr_f(jit_state_t *_jit, jit_int32_t u) | |
768 | { | |
769 | assert(_jitc->function); | |
770 | jit_inc_synth_w(pushargr_f, u); | |
771 | jit_link_prepare(); | |
772 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
773 | if (!(_jitc->function->call.call & jit_call_varargs)) { | |
774 | jit_movr_f(_F8 + _jitc->function->call.argf, u); | |
775 | ++_jitc->function->call.argf; | |
776 | } | |
777 | else | |
778 | jit_movr_f_w(_OUT0 + _jitc->function->call.argi, u); | |
779 | ++_jitc->function->call.argi; | |
780 | } | |
781 | else { | |
782 | jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP, | |
783 | JIT_SP, u); | |
784 | _jitc->function->call.size += sizeof(jit_word_t); | |
785 | } | |
786 | jit_dec_synth(); | |
787 | } | |
788 | ||
789 | void | |
790 | _jit_pushargi_f(jit_state_t *_jit, jit_float32_t u) | |
791 | { | |
792 | jit_int32_t regno; | |
793 | assert(_jitc->function); | |
794 | jit_inc_synth_f(pushargi_f, u); | |
795 | jit_link_prepare(); | |
796 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
797 | if (!(_jitc->function->call.call & jit_call_varargs)) { | |
798 | jit_movi_f(_F8 + _jitc->function->call.argf, u); | |
799 | ++_jitc->function->call.argf; | |
800 | } | |
801 | else | |
802 | jit_movi_f_w(_OUT0 + _jitc->function->call.argi, u); | |
803 | ++_jitc->function->call.argi; | |
804 | } | |
805 | else { | |
806 | regno = jit_get_reg(jit_class_fpr); | |
807 | jit_movi_f(regno, u); | |
808 | jit_stxi_f(_jitc->function->call.size + params_offset + F_DISP, | |
809 | JIT_SP, regno); | |
810 | _jitc->function->call.size += sizeof(jit_word_t); | |
811 | jit_unget_reg(regno); | |
812 | } | |
813 | jit_dec_synth(); | |
814 | } | |
815 | ||
816 | void | |
817 | _jit_pushargr_d(jit_state_t *_jit, jit_int32_t u) | |
818 | { | |
819 | assert(_jitc->function); | |
820 | jit_inc_synth_w(pushargr_d, u); | |
821 | jit_link_prepare(); | |
822 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
823 | if (!(_jitc->function->call.call & jit_call_varargs)) { | |
824 | jit_movr_d(_F8 + _jitc->function->call.argf, u); | |
825 | ++_jitc->function->call.argf; | |
826 | } | |
827 | else | |
828 | jit_movr_d_w(_OUT0 + _jitc->function->call.argi, u); | |
829 | ++_jitc->function->call.argi; | |
830 | } | |
831 | else { | |
832 | jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, u); | |
833 | _jitc->function->call.size += sizeof(jit_float64_t); | |
834 | } | |
835 | jit_dec_synth(); | |
836 | } | |
837 | ||
838 | void | |
839 | _jit_pushargi_d(jit_state_t *_jit, jit_float64_t u) | |
840 | { | |
841 | jit_int32_t regno; | |
842 | assert(_jitc->function); | |
843 | jit_inc_synth_d(pushargi_d, u); | |
844 | jit_link_prepare(); | |
845 | if (jit_arg_reg_p(_jitc->function->call.argi)) { | |
846 | if (!(_jitc->function->call.call & jit_call_varargs)) { | |
847 | jit_movi_d(_F8 + _jitc->function->call.argf, u); | |
848 | ++_jitc->function->call.argf; | |
849 | } | |
850 | else | |
851 | jit_movi_d_w(_OUT0 + _jitc->function->call.argi, u); | |
852 | ++_jitc->function->call.argi; | |
853 | } | |
854 | else { | |
855 | regno = jit_get_reg(jit_class_fpr); | |
856 | jit_movi_d(regno, u); | |
857 | jit_stxi_d(_jitc->function->call.size + params_offset, JIT_SP, regno); | |
858 | _jitc->function->call.size += sizeof(jit_float64_t); | |
859 | jit_unget_reg(regno); | |
860 | } | |
861 | jit_dec_synth(); | |
862 | } | |
863 | ||
864 | jit_bool_t | |
865 | _jit_regarg_p(jit_state_t *_jit, jit_node_t *node, jit_int32_t regno) | |
866 | { | |
867 | /* Argument registers are allocated from the pool of unused registers */ | |
868 | return (0); | |
869 | } | |
870 | ||
871 | void | |
872 | _jit_finishr(jit_state_t *_jit, jit_int32_t r0) | |
873 | { | |
874 | jit_node_t *call; | |
875 | assert(_jitc->function); | |
876 | jit_inc_synth_w(finishr, r0); | |
877 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
878 | _jitc->function->self.alen = _jitc->function->call.size; | |
879 | call = jit_callr(r0); | |
880 | call->v.w = _jitc->function->call.argi; | |
881 | call->w.w = _jitc->function->call.argf; | |
882 | _jitc->function->call.argi = _jitc->function->call.argf = | |
883 | _jitc->function->call.size = 0; | |
884 | _jitc->prepare = 0; | |
885 | jit_dec_synth(); | |
886 | } | |
887 | ||
888 | jit_node_t * | |
889 | _jit_finishi(jit_state_t *_jit, jit_pointer_t i0) | |
890 | { | |
891 | jit_node_t *node; | |
892 | assert(_jitc->function); | |
893 | jit_inc_synth_w(finishi, (jit_word_t)i0); | |
894 | if (_jitc->function->self.alen < _jitc->function->call.size) | |
895 | _jitc->function->self.alen = _jitc->function->call.size; | |
896 | node = jit_calli(i0); | |
897 | node->v.w = _jitc->function->call.argi; | |
898 | node->w.w = _jitc->function->call.argf; | |
899 | _jitc->function->call.argi = _jitc->function->call.argf = | |
900 | _jitc->function->call.size = 0; | |
901 | _jitc->prepare = 0; | |
902 | jit_dec_synth(); | |
903 | return (node); | |
904 | } | |
905 | ||
906 | void | |
907 | _jit_retval_c(jit_state_t *_jit, jit_int32_t r0) | |
908 | { | |
909 | jit_inc_synth_w(retval_c, r0); | |
910 | jit_extr_c(r0, JIT_RET); | |
911 | jit_dec_synth(); | |
912 | } | |
913 | ||
914 | void | |
915 | _jit_retval_uc(jit_state_t *_jit, jit_int32_t r0) | |
916 | { | |
917 | jit_inc_synth_w(retval_uc, r0); | |
918 | jit_extr_uc(r0, JIT_RET); | |
919 | jit_dec_synth(); | |
920 | } | |
921 | ||
922 | void | |
923 | _jit_retval_s(jit_state_t *_jit, jit_int32_t r0) | |
924 | { | |
925 | jit_inc_synth_w(retval_s, r0); | |
926 | jit_extr_s(r0, JIT_RET); | |
927 | jit_dec_synth(); | |
928 | } | |
929 | ||
930 | void | |
931 | _jit_retval_us(jit_state_t *_jit, jit_int32_t r0) | |
932 | { | |
933 | jit_inc_synth_w(retval_us, r0); | |
934 | jit_extr_us(r0, JIT_RET); | |
935 | jit_dec_synth(); | |
936 | } | |
937 | ||
938 | void | |
939 | _jit_retval_i(jit_state_t *_jit, jit_int32_t r0) | |
940 | { | |
941 | jit_inc_synth_w(retval_i, r0); | |
942 | jit_extr_i(r0, JIT_RET); | |
943 | jit_dec_synth(); | |
944 | } | |
945 | ||
946 | void | |
947 | _jit_retval_ui(jit_state_t *_jit, jit_int32_t r0) | |
948 | { | |
949 | jit_inc_synth_w(retval_ui, r0); | |
950 | jit_extr_ui(r0, JIT_RET); | |
951 | jit_dec_synth(); | |
952 | } | |
953 | ||
954 | void | |
955 | _jit_retval_l(jit_state_t *_jit, jit_int32_t r0) | |
956 | { | |
957 | jit_inc_synth_w(retval_l, r0); | |
958 | jit_movr(r0, JIT_RET); | |
959 | jit_dec_synth(); | |
960 | } | |
961 | ||
962 | void | |
963 | _jit_retval_f(jit_state_t *_jit, jit_int32_t r0) | |
964 | { | |
965 | jit_inc_synth_w(retval_l, r0); | |
966 | jit_movr_f(r0, JIT_FRET); | |
967 | jit_dec_synth(); | |
968 | } | |
969 | ||
970 | void | |
971 | _jit_retval_d(jit_state_t *_jit, jit_int32_t r0) | |
972 | { | |
973 | jit_inc_synth_w(retval_d, r0); | |
974 | jit_movr_d(r0, JIT_FRET); | |
975 | jit_dec_synth(); | |
976 | } | |
977 | ||
978 | jit_pointer_t | |
979 | _emit_code(jit_state_t *_jit) | |
980 | { | |
981 | jit_node_t *node; | |
982 | jit_node_t *temp; | |
983 | jit_word_t word; | |
984 | jit_int32_t value; | |
985 | jit_int32_t offset; | |
986 | struct { | |
987 | jit_node_t *node; | |
988 | jit_word_t word; | |
79bfeef6 | 989 | jit_function_t func; |
4a71579b PC |
990 | #if DEVEL_DISASSEMBLER |
991 | jit_word_t prevw; | |
992 | #endif | |
993 | jit_int32_t patch_offset; | |
994 | jit_word_t prolog_offset; | |
995 | } undo; | |
996 | #if DEVEL_DISASSEMBLER | |
997 | jit_word_t prevw; | |
998 | #endif | |
999 | ||
1000 | _jitc->function = NULL; | |
1001 | ||
1002 | /* If did resize the code buffer, these were not reset */ | |
1003 | _jitc->ioff = 0; | |
1004 | jit_regset_set_ui(&_jitc->regs, 0); | |
1005 | _jitc->pred = 0; | |
1006 | ||
1007 | jit_reglive_setup(); | |
1008 | ||
1009 | undo.word = 0; | |
1010 | undo.node = NULL; | |
1011 | undo.patch_offset = 0; | |
1012 | ||
1013 | #if DEVEL_DISASSEMBLER | |
1014 | prevw = _jit->pc.w; | |
1015 | #endif | |
1016 | undo.prolog_offset = 0; | |
1017 | for (node = _jitc->head; node; node = node->next) | |
1018 | if (node->code != jit_code_label && | |
1019 | node->code != jit_code_note && | |
1020 | node->code != jit_code_name) | |
1021 | break; | |
1022 | if (node && (node->code != jit_code_prolog || | |
1023 | !(_jitc->functions.ptr + node->w.w)->assume_frame)) { | |
1024 | /* code may start with a jump so add an initial function descriptor */ | |
1025 | word = _jit->pc.w + 16; | |
1026 | il(word); /* addr */ | |
1027 | il(0); /* gp */ | |
1028 | } | |
1029 | #define case_rr(name, type) \ | |
1030 | case jit_code_##name##r##type: \ | |
1031 | name##r##type(rn(node->u.w), rn(node->v.w)); \ | |
1032 | break | |
1033 | #define case_rw(name, type) \ | |
1034 | case jit_code_##name##i##type: \ | |
1035 | name##i##type(rn(node->u.w), node->v.w); \ | |
1036 | break | |
1037 | #define case_wr(name, type) \ | |
1038 | case jit_code_##name##i##type: \ | |
1039 | name##i##type(node->u.w, rn(node->v.w)); \ | |
1040 | break | |
1041 | #define case_rrr(name, type) \ | |
1042 | case jit_code_##name##r##type: \ | |
1043 | name##r##type(rn(node->u.w), \ | |
1044 | rn(node->v.w), rn(node->w.w)); \ | |
1045 | break | |
1046 | #define case_rrrr(name, type) \ | |
1047 | case jit_code_##name##r##type: \ | |
1048 | name##r##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1049 | rn(node->v.w), rn(node->w.w)); \ | |
1050 | break | |
ba86ff93 PC |
1051 | #define case_rqr(name, type) \ |
1052 | case jit_code_##name##r##type: \ | |
1053 | name##r##type(rn(node->u.w), rn(node->v.q.l), \ | |
1054 | rn(node->v.q.h), rn(node->w.w)); \ | |
1055 | case jit_code_##name##i##type: \ | |
1056 | break; | |
4a71579b PC |
1057 | #define case_rrw(name, type) \ |
1058 | case jit_code_##name##i##type: \ | |
1059 | name##i##type(rn(node->u.w), rn(node->v.w), node->w.w); \ | |
1060 | break | |
1061 | #define case_rrrw(name, type) \ | |
1062 | case jit_code_##name##i##type: \ | |
1063 | name##i##type(rn(node->u.q.l), rn(node->u.q.h), \ | |
1064 | rn(node->v.w), node->w.w); \ | |
1065 | break | |
1066 | #define case_rrf(name, type, size) \ | |
1067 | case jit_code_##name##i##type: \ | |
1068 | assert(node->flag & jit_flag_data); \ | |
1069 | name##i##type(rn(node->u.w), rn(node->v.w), \ | |
1070 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1071 | break | |
1072 | #define case_wrr(name, type) \ | |
1073 | case jit_code_##name##i##type: \ | |
1074 | name##i##type(node->u.w, rn(node->v.w), rn(node->w.w)); \ | |
1075 | break | |
1076 | #define case_brr(name, type) \ | |
1077 | case jit_code_##name##r##type: \ | |
1078 | temp = node->u.n; \ | |
1079 | assert(temp->code == jit_code_label || \ | |
1080 | temp->code == jit_code_epilog); \ | |
1081 | if (temp->flag & jit_flag_patch) \ | |
1082 | name##r##type(temp->u.w, rn(node->v.w), \ | |
1083 | rn(node->w.w)); \ | |
1084 | else { \ | |
1085 | word = name##r##type(_jit->pc.w, \ | |
1086 | rn(node->v.w), rn(node->w.w)); \ | |
1087 | patch(word, node); \ | |
1088 | } \ | |
1089 | break | |
1090 | #define case_brw(name, type) \ | |
1091 | case jit_code_##name##i##type: \ | |
1092 | temp = node->u.n; \ | |
1093 | assert(temp->code == jit_code_label || \ | |
1094 | temp->code == jit_code_epilog); \ | |
1095 | if (temp->flag & jit_flag_patch) \ | |
1096 | name##i##type(temp->u.w, \ | |
1097 | rn(node->v.w), node->w.w); \ | |
1098 | else { \ | |
1099 | word = name##i##type(_jit->pc.w, \ | |
1100 | rn(node->v.w), node->w.w); \ | |
1101 | patch(word, node); \ | |
1102 | } \ | |
1103 | break | |
1104 | #define case_brf(name, type, size) \ | |
1105 | case jit_code_##name##i##type: \ | |
1106 | temp = node->u.n; \ | |
1107 | assert(temp->code == jit_code_label || \ | |
1108 | temp->code == jit_code_epilog); \ | |
1109 | if (temp->flag & jit_flag_patch) \ | |
1110 | name##i##type(temp->u.w, rn(node->v.w), \ | |
1111 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1112 | else { \ | |
1113 | word = name##i##type(_jit->pc.w, rn(node->v.w), \ | |
1114 | (jit_float##size##_t *)node->w.n->u.w); \ | |
1115 | patch(word, node); \ | |
1116 | } \ | |
1117 | break | |
1118 | for (node = _jitc->head; node; node = node->next) { | |
1119 | if (_jit->pc.uc >= _jitc->code.end) | |
1120 | return (NULL); | |
1121 | ||
1122 | value = jit_classify(node->code); | |
1123 | #if GET_JIT_SIZE | |
1124 | sync(); | |
1125 | #endif | |
1126 | #if DEVEL_DISASSEMBLER | |
1127 | /* FIXME DEVEL_DISASSEMBLER should become DISASSEMBLER, | |
1128 | * but a "real" DEVEL_DISASSEMBLER should be required | |
1129 | * to turn the below "#if 0" into "#if 1" */ | |
1130 | # if 0 /* Since disassembly outputs 3 instructions at a time, | |
1131 | * make it "#if 1" for more clear debug output. */ | |
1132 | sync(); | |
1133 | # endif | |
1134 | node->offset = (jit_uword_t)_jit->pc.w - (jit_uword_t)prevw; | |
1135 | prevw = _jit->pc.w; | |
1136 | #endif | |
1137 | jit_regarg_set(node, value); | |
1138 | switch (node->code) { | |
1139 | case jit_code_align: | |
c0c16242 PC |
1140 | assert(!(node->u.w & (node->u.w - 1))); |
1141 | sync(); | |
1142 | if (node->u.w > 8) | |
1143 | nop(node->u.w - 8); | |
4a71579b | 1144 | break; |
79bfeef6 PC |
1145 | case jit_code_skip: |
1146 | sync(); | |
1147 | nop((node->u.w + 7) & ~7); | |
1148 | break; | |
4a71579b PC |
1149 | case jit_code_note: case jit_code_name: |
1150 | sync(); | |
1151 | node->u.w = _jit->pc.w; | |
1152 | break; | |
1153 | case jit_code_label: | |
1154 | sync(); | |
1155 | /* remember label is defined */ | |
1156 | node->flag |= jit_flag_patch; | |
1157 | node->u.w = _jit->pc.w; | |
1158 | break; | |
1159 | case_rrr(add,); | |
1160 | case_rrw(add,); | |
1161 | case_rrr(addc,); | |
1162 | case_rrw(addc,); | |
1163 | case_rrr(addx,); | |
1164 | case_rrw(addx,); | |
1165 | case_rrr(sub,); | |
1166 | case_rrw(sub,); | |
1167 | case_rrr(subx,); | |
1168 | case_rrw(subx,); | |
1169 | case_rrw(rsb,); | |
1170 | case_rrr(subc,); | |
1171 | case_rrw(subc,); | |
1172 | case_rrr(mul,); | |
1173 | case_rrw(mul,); | |
ba86ff93 PC |
1174 | case_rrr(hmul,); |
1175 | case_rrw(hmul,); | |
1176 | case_rrr(hmul, _u); | |
1177 | case_rrw(hmul, _u); | |
4a71579b PC |
1178 | case_rrrr(qmul,); |
1179 | case_rrrw(qmul,); | |
1180 | case_rrrr(qmul, _u); | |
1181 | case_rrrw(qmul, _u); | |
1182 | case_rrr(div,); | |
1183 | case_rrw(div,); | |
1184 | case_rrr(div, _u); | |
1185 | case_rrw(div, _u); | |
1186 | case_rrr(rem,); | |
1187 | case_rrw(rem,); | |
1188 | case_rrr(rem, _u); | |
1189 | case_rrw(rem, _u); | |
1190 | case_rrrr(qdiv,); | |
1191 | case_rrrw(qdiv,); | |
1192 | case_rrrr(qdiv, _u); | |
1193 | case_rrrw(qdiv, _u); | |
1194 | case_rrr(and,); | |
1195 | case_rrw(and,); | |
1196 | case_rrr(or,); | |
1197 | case_rrw(or,); | |
1198 | case_rrr(xor,); | |
1199 | case_rrw(xor,); | |
1200 | case_rrr(lsh,); | |
1201 | case_rrw(lsh,); | |
ba86ff93 PC |
1202 | case_rrrr(qlsh,); |
1203 | case_rrrw(qlsh,); | |
1204 | case_rrrr(qlsh, _u); | |
1205 | case_rrrw(qlsh, _u); | |
1206 | case_rrrr(qrsh,); | |
1207 | case_rrrw(qrsh,); | |
1208 | case_rrrr(qrsh, _u); | |
1209 | case_rrrw(qrsh, _u); | |
4a71579b PC |
1210 | case_rrr(rsh,); |
1211 | case_rrw(rsh,); | |
1212 | case_rrr(rsh, _u); | |
1213 | case_rrw(rsh, _u); | |
ba86ff93 PC |
1214 | #define lrotr(r0,r1,r2) fallback_lrotr(r0,r1,r2) |
1215 | #define lroti(r0,r1,i0) fallback_lroti(r0,r1,i0) | |
1216 | #define rrotr(r0,r1,r2) fallback_rrotr(r0,r1,r2) | |
1217 | #define rroti(r0,r1,i0) fallback_rroti(r0,r1,i0) | |
1218 | case_rrr(lrot,); | |
1219 | case_rrw(lrot,); | |
1220 | case_rrr(rrot,); | |
1221 | case_rrw(rrot,); | |
4a71579b PC |
1222 | case_rr(neg,); |
1223 | case_rr(com,); | |
79bfeef6 PC |
1224 | case_rr(clo,); |
1225 | case_rr(clz,); | |
1226 | case_rr(cto,); | |
1227 | case_rr(ctz,); | |
ba86ff93 PC |
1228 | #define rbitr(r0, r1) fallback_rbit(r0, r1) |
1229 | case_rr(rbit,); | |
1230 | case_rr(popcnt,); | |
ba3814c1 PC |
1231 | case jit_code_casr: |
1232 | casr(rn(node->u.w), rn(node->v.w), | |
1233 | rn(node->w.q.l), rn(node->w.q.h)); | |
1234 | break; | |
1235 | case jit_code_casi: | |
1236 | casi(rn(node->u.w), node->v.w, | |
1237 | rn(node->w.q.l), rn(node->w.q.h)); | |
1238 | break; | |
40a44dcb PC |
1239 | case_rrr(movn,); |
1240 | case_rrr(movz,); | |
4a71579b PC |
1241 | case_rr(mov,); |
1242 | case jit_code_movi: | |
1243 | if (node->flag & jit_flag_node) { | |
1244 | temp = node->v.n; | |
1245 | if (temp->code == jit_code_data || | |
1246 | (temp->code == jit_code_label && | |
1247 | (temp->flag & jit_flag_patch))) | |
1248 | movi(rn(node->u.w), temp->u.w); | |
1249 | else { | |
1250 | assert(temp->code == jit_code_label || | |
1251 | temp->code == jit_code_epilog); | |
1252 | word = movi_p(rn(node->u.w), node->v.w); | |
1253 | patch(word, node); | |
1254 | } | |
1255 | } | |
1256 | else | |
1257 | movi(rn(node->u.w), node->v.w); | |
1258 | break; | |
1259 | case_rr(hton, _us); | |
1260 | case_rr(hton, _ui); | |
1261 | case_rr(hton, _ul); | |
40a44dcb PC |
1262 | case_rr(bswap, _us); |
1263 | case_rr(bswap, _ui); | |
1264 | case_rr(bswap, _ul); | |
ba86ff93 PC |
1265 | case jit_code_extr: |
1266 | extr(rn(node->u.w), rn(node->v.w), node->w.q.l, node->w.q.h); | |
1267 | break; | |
1268 | case jit_code_extr_u: | |
1269 | extr_u(rn(node->u.w), rn(node->v.w), node->w.q.l, node->w.q.h); | |
1270 | break; | |
1271 | case jit_code_depr: | |
1272 | depr(rn(node->u.w), rn(node->v.w), node->w.q.l, node->w.q.h); | |
1273 | break; | |
1274 | case jit_code_depi: | |
1275 | depi(rn(node->u.w), node->v.w, node->w.q.l, node->w.q.h); | |
1276 | break; | |
4a71579b PC |
1277 | case_rr(ext, _c); |
1278 | case_rr(ext, _uc); | |
1279 | case_rr(ext, _s); | |
1280 | case_rr(ext, _us); | |
1281 | case_rr(ext, _i); | |
1282 | case_rr(ext, _ui); | |
1283 | case_rr(trunc, _f_i); | |
1284 | case_rr(trunc, _d_i); | |
1285 | case_rr(trunc, _f_l); | |
1286 | case_rr(trunc, _d_l); | |
1287 | case_rrr(lt,); | |
1288 | case_rrw(lt,); | |
1289 | case_rrr(lt, _u); | |
1290 | case_rrw(lt, _u); | |
1291 | case_rrr(le,); | |
1292 | case_rrw(le,); | |
1293 | case_rrr(le, _u); | |
1294 | case_rrw(le, _u); | |
1295 | case_rrr(eq,); | |
1296 | case_rrw(eq,); | |
1297 | case_rrr(ge,); | |
1298 | case_rrw(ge,); | |
1299 | case_rrr(ge, _u); | |
1300 | case_rrw(ge, _u); | |
1301 | case_rrr(gt,); | |
1302 | case_rrw(gt,); | |
1303 | case_rrr(gt, _u); | |
1304 | case_rrw(gt, _u); | |
1305 | case_rrr(ne,); | |
1306 | case_rrw(ne,); | |
1307 | case_rr(ld, _c); | |
1308 | case_rw(ld, _c); | |
1309 | case_rr(ld, _uc); | |
1310 | case_rw(ld, _uc); | |
1311 | case_rr(ld, _s); | |
1312 | case_rw(ld, _s); | |
1313 | case_rr(ld, _us); | |
1314 | case_rw(ld, _us); | |
1315 | case_rr(ld, _i); | |
1316 | case_rw(ld, _i); | |
1317 | case_rr(ld, _ui); | |
1318 | case_rw(ld, _ui); | |
1319 | case_rr(ld, _l); | |
1320 | case_rw(ld, _l); | |
1321 | case_rrr(ldx, _c); | |
1322 | case_rrw(ldx, _c); | |
1323 | case_rrr(ldx, _uc); | |
1324 | case_rrw(ldx, _uc); | |
1325 | case_rrr(ldx, _s); | |
1326 | case_rrw(ldx, _s); | |
1327 | case_rrr(ldx, _us); | |
1328 | case_rrw(ldx, _us); | |
1329 | case_rrr(ldx, _i); | |
1330 | case_rrw(ldx, _i); | |
1331 | case_rrr(ldx, _ui); | |
1332 | case_rrw(ldx, _ui); | |
1333 | case_rrr(ldx, _l); | |
1334 | case_rrw(ldx, _l); | |
ba86ff93 PC |
1335 | case jit_code_unldr: |
1336 | unldr(rn(node->u.w), rn(node->v.w), node->w.w); | |
1337 | break; | |
1338 | case jit_code_unldi: | |
1339 | unldi(rn(node->u.w), node->v.w, node->w.w); | |
1340 | break; | |
1341 | case jit_code_unldr_u: | |
1342 | unldr_u(rn(node->u.w), rn(node->v.w), node->w.w); | |
1343 | break; | |
1344 | case jit_code_unldi_u: | |
1345 | unldi_u(rn(node->u.w), node->v.w, node->w.w); | |
1346 | break; | |
4a71579b PC |
1347 | case_rr(st, _c); |
1348 | case_wr(st, _c); | |
1349 | case_rr(st, _s); | |
1350 | case_wr(st, _s); | |
1351 | case_rr(st, _i); | |
1352 | case_wr(st, _i); | |
1353 | case_rr(st, _l); | |
1354 | case_wr(st, _l); | |
1355 | case_rrr(stx, _c); | |
1356 | case_wrr(stx, _c); | |
1357 | case_rrr(stx, _s); | |
1358 | case_wrr(stx, _s); | |
1359 | case_rrr(stx, _i); | |
1360 | case_wrr(stx, _i); | |
1361 | case_rrr(stx, _l); | |
1362 | case_wrr(stx, _l); | |
ba86ff93 PC |
1363 | case jit_code_unstr: |
1364 | unstr(rn(node->u.w), rn(node->v.w), node->w.w); | |
1365 | break; | |
1366 | case jit_code_unsti: | |
1367 | unsti(node->u.w, rn(node->v.w), node->w.w); | |
1368 | break; | |
4a71579b PC |
1369 | case_brr(blt,); |
1370 | case_brw(blt,); | |
1371 | case_brr(blt, _u); | |
1372 | case_brw(blt, _u); | |
1373 | case_brr(ble,); | |
1374 | case_brw(ble,); | |
1375 | case_brr(ble, _u); | |
1376 | case_brw(ble, _u); | |
1377 | case_brr(beq,); | |
1378 | case_brw(beq,); | |
1379 | case_brr(bge,); | |
1380 | case_brw(bge,); | |
1381 | case_brr(bge, _u); | |
1382 | case_brw(bge, _u); | |
1383 | case_brr(bgt,); | |
1384 | case_brw(bgt,); | |
1385 | case_brr(bgt, _u); | |
1386 | case_brw(bgt, _u); | |
1387 | case_brr(bne,); | |
1388 | case_brw(bne,); | |
1389 | case_brr(bms,); | |
1390 | case_brw(bms,); | |
1391 | case_brr(bmc,); | |
1392 | case_brw(bmc,); | |
1393 | case_brr(boadd,); | |
1394 | case_brw(boadd,); | |
1395 | case_brr(boadd, _u); | |
1396 | case_brw(boadd, _u); | |
1397 | case_brr(bxadd,); | |
1398 | case_brw(bxadd,); | |
1399 | case_brr(bxadd, _u); | |
1400 | case_brw(bxadd, _u); | |
1401 | case_brr(bosub,); | |
1402 | case_brw(bosub,); | |
1403 | case_brr(bosub, _u); | |
1404 | case_brw(bosub, _u); | |
1405 | case_brr(bxsub,); | |
1406 | case_brw(bxsub,); | |
1407 | case_brr(bxsub, _u); | |
1408 | case_brw(bxsub, _u); | |
1409 | case_rrr(add, _f); | |
1410 | case_rrf(add, _f, 32); | |
1411 | case_rrr(sub, _f); | |
1412 | case_rrf(sub, _f, 32); | |
1413 | case_rrf(rsb, _f, 32); | |
1414 | case_rrr(mul, _f); | |
1415 | case_rrf(mul, _f, 32); | |
1416 | case_rrr(div, _f); | |
1417 | case_rrf(div, _f, 32); | |
1418 | case_rr(ext, _f); | |
1419 | case_rr(abs, _f); | |
1420 | case_rr(neg, _f); | |
1421 | case_rr(sqrt, _f); | |
ba86ff93 PC |
1422 | case_rqr(fma, _f); |
1423 | case_rqr(fms, _f); | |
1424 | case_rqr(fnma, _f); | |
1425 | case_rqr(fnms, _f); | |
4a71579b PC |
1426 | case_rr(ld, _f); |
1427 | case_rw(ld, _f); | |
1428 | case_rrr(ldx, _f); | |
1429 | case_rrw(ldx, _f); | |
ba86ff93 PC |
1430 | case jit_code_unldr_x: |
1431 | unldr_x(rn(node->u.w), rn(node->v.w), node->w.w); | |
1432 | break; | |
1433 | case jit_code_unldi_x: | |
1434 | unldi_x(rn(node->u.w), node->v.w, node->w.w); | |
1435 | break; | |
1436 | case jit_code_unstr_x: | |
1437 | unstr_x(rn(node->u.w), rn(node->v.w), node->w.w); | |
1438 | break; | |
1439 | case jit_code_unsti_x: | |
1440 | unsti_x(node->u.w, rn(node->v.w), node->w.w); | |
1441 | break; | |
4a71579b PC |
1442 | case_rr(st, _f); |
1443 | case_wr(st, _f); | |
1444 | case_rrr(stx, _f); | |
1445 | case_wrr(stx, _f); | |
1446 | case_rr(mov, _f); | |
1447 | case jit_code_movi_f: | |
1448 | assert(node->flag & jit_flag_data); | |
1449 | movi_f(rn(node->u.w), (jit_float32_t *)node->v.n->u.w); | |
1450 | break; | |
1451 | case_rr(ext, _d_f); | |
1452 | case_rrr(lt, _f); | |
1453 | case_rrf(lt, _f, 32); | |
1454 | case_rrr(le, _f); | |
1455 | case_rrf(le, _f, 32); | |
1456 | case_rrr(eq, _f); | |
1457 | case_rrf(eq, _f, 32); | |
1458 | case_rrr(ge, _f); | |
1459 | case_rrf(ge, _f, 32); | |
1460 | case_rrr(gt, _f); | |
1461 | case_rrf(gt, _f, 32); | |
1462 | case_rrr(ne, _f); | |
1463 | case_rrf(ne, _f, 32); | |
1464 | case_rrr(unlt, _f); | |
1465 | case_rrf(unlt, _f, 32); | |
1466 | case_rrr(unle, _f); | |
1467 | case_rrf(unle, _f, 32); | |
1468 | case_rrr(uneq, _f); | |
1469 | case_rrf(uneq, _f, 32); | |
1470 | case_rrr(unge, _f); | |
1471 | case_rrf(unge, _f, 32); | |
1472 | case_rrr(ungt, _f); | |
1473 | case_rrf(ungt, _f, 32); | |
1474 | case_rrr(ltgt, _f); | |
1475 | case_rrf(ltgt, _f, 32); | |
1476 | case_rrr(ord, _f); | |
1477 | case_rrf(ord, _f, 32); | |
1478 | case_rrr(unord, _f); | |
1479 | case_rrf(unord, _f, 32); | |
1480 | case_brr(blt, _f); | |
1481 | case_brf(blt, _f, 32); | |
1482 | case_brr(ble, _f); | |
1483 | case_brf(ble, _f, 32); | |
1484 | case_brr(beq, _f); | |
1485 | case_brf(beq, _f, 32); | |
1486 | case_brr(bge, _f); | |
1487 | case_brf(bge, _f, 32); | |
1488 | case_brr(bgt, _f); | |
1489 | case_brf(bgt, _f, 32); | |
1490 | case_brr(bne, _f); | |
1491 | case_brf(bne, _f, 32); | |
1492 | case_brr(bunlt, _f); | |
1493 | case_brf(bunlt, _f, 32); | |
1494 | case_brr(bunle, _f); | |
1495 | case_brf(bunle, _f, 32); | |
1496 | case_brr(buneq, _f); | |
1497 | case_brf(buneq, _f, 32); | |
1498 | case_brr(bunge, _f); | |
1499 | case_brf(bunge, _f, 32); | |
1500 | case_brr(bungt, _f); | |
1501 | case_brf(bungt, _f, 32); | |
1502 | case_brr(bltgt, _f); | |
1503 | case_brf(bltgt, _f, 32); | |
1504 | case_brr(bord, _f); | |
1505 | case_brf(bord, _f, 32); | |
1506 | case_brr(bunord, _f); | |
1507 | case_brf(bunord, _f, 32); | |
1508 | case_rrr(add, _d); | |
1509 | case_rrf(add, _d, 64); | |
1510 | case_rrr(sub, _d); | |
1511 | case_rrf(sub, _d, 64); | |
1512 | case_rrf(rsb, _d, 64); | |
1513 | case_rrr(mul, _d); | |
1514 | case_rrf(mul, _d, 64); | |
1515 | case_rrr(div, _d); | |
1516 | case_rrf(div, _d, 64); | |
1517 | case_rr(ext, _d); | |
1518 | case_rr(abs, _d); | |
1519 | case_rr(neg, _d); | |
1520 | case_rr(sqrt, _d); | |
ba86ff93 PC |
1521 | case_rqr(fma, _d); |
1522 | case_rqr(fms, _d); | |
1523 | case_rqr(fnma, _d); | |
1524 | case_rqr(fnms, _d); | |
4a71579b PC |
1525 | case_rr(ld, _d); |
1526 | case_rw(ld, _d); | |
1527 | case_rrr(ldx, _d); | |
1528 | case_rrw(ldx, _d); | |
1529 | case_rr(st, _d); | |
1530 | case_wr(st, _d); | |
1531 | case_rrr(stx, _d); | |
1532 | case_wrr(stx, _d); | |
1533 | case_rr(mov, _d); | |
1534 | case jit_code_movi_d: | |
1535 | assert(node->flag & jit_flag_data); | |
1536 | movi_d(rn(node->u.w), (jit_float64_t *)node->v.n->u.w); | |
1537 | break; | |
1538 | case_rr(ext, _f_d); | |
1539 | case_rrr(lt, _d); | |
1540 | case_rrf(lt, _d, 64); | |
1541 | case_rrr(le, _d); | |
1542 | case_rrf(le, _d, 64); | |
1543 | case_rrr(eq, _d); | |
1544 | case_rrf(eq, _d, 64); | |
1545 | case_rrr(ge, _d); | |
1546 | case_rrf(ge, _d, 64); | |
1547 | case_rrr(gt, _d); | |
1548 | case_rrf(gt, _d, 64); | |
1549 | case_rrr(ne, _d); | |
1550 | case_rrf(ne, _d, 64); | |
1551 | case_rrr(unlt, _d); | |
1552 | case_rrf(unlt, _d, 64); | |
1553 | case_rrr(unle, _d); | |
1554 | case_rrf(unle, _d, 64); | |
1555 | case_rrr(uneq, _d); | |
1556 | case_rrf(uneq, _d, 64); | |
1557 | case_rrr(unge, _d); | |
1558 | case_rrf(unge, _d, 64); | |
1559 | case_rrr(ungt, _d); | |
1560 | case_rrf(ungt, _d, 64); | |
1561 | case_rrr(ltgt, _d); | |
1562 | case_rrf(ltgt, _d, 64); | |
1563 | case_rrr(ord, _d); | |
1564 | case_rrf(ord, _d, 64); | |
1565 | case_rrr(unord, _d); | |
1566 | case_rrf(unord, _d, 64); | |
1567 | case_brr(blt, _d); | |
1568 | case_brf(blt, _d, 64); | |
1569 | case_brr(ble, _d); | |
1570 | case_brf(ble, _d, 64); | |
1571 | case_brr(beq, _d); | |
1572 | case_brf(beq, _d, 64); | |
1573 | case_brr(bge, _d); | |
1574 | case_brf(bge, _d, 64); | |
1575 | case_brr(bgt, _d); | |
1576 | case_brf(bgt, _d, 64); | |
1577 | case_brr(bne, _d); | |
1578 | case_brf(bne, _d, 64); | |
1579 | case_brr(bunlt, _d); | |
1580 | case_brf(bunlt, _d, 64); | |
1581 | case_brr(bunle, _d); | |
1582 | case_brf(bunle, _d, 64); | |
1583 | case_brr(buneq, _d); | |
1584 | case_brf(buneq, _d, 64); | |
1585 | case_brr(bunge, _d); | |
1586 | case_brf(bunge, _d, 64); | |
1587 | case_brr(bungt, _d); | |
1588 | case_brf(bungt, _d, 64); | |
1589 | case_brr(bltgt, _d); | |
1590 | case_brf(bltgt, _d, 64); | |
1591 | case_brr(bord, _d); | |
1592 | case_brf(bord, _d, 64); | |
1593 | case_brr(bunord, _d); | |
1594 | case_brf(bunord, _d, 64); | |
1595 | case jit_code_jmpr: | |
1596 | jmpr(rn(node->u.w)); | |
1597 | break; | |
1598 | case jit_code_jmpi: | |
1599 | if (node->flag & jit_flag_node) { | |
1600 | if (_jit->pc.uc == _jit->code.ptr + 16) | |
1601 | _jitc->jump = 1; | |
1602 | temp = node->u.n; | |
1603 | assert(temp->code == jit_code_label || | |
1604 | temp->code == jit_code_epilog); | |
1605 | if (temp->flag & jit_flag_patch) | |
1606 | jmpi(temp->u.w); | |
1607 | else { | |
79bfeef6 PC |
1608 | word = _jit->code.length - |
1609 | (_jit->pc.uc - _jit->code.ptr); | |
1610 | if (word >= -16777216 && word <= 16777215) | |
1611 | word = jmpi(_jit->pc.w); | |
1612 | else | |
1613 | word = jmpi_p(_jit->pc.w); | |
4a71579b PC |
1614 | patch(word, node); |
1615 | } | |
1616 | } | |
1617 | else | |
1618 | jmpi(node->u.w); | |
1619 | break; | |
1620 | case jit_code_callr: | |
1621 | callr(rn(node->u.w)); | |
1622 | break; | |
1623 | case jit_code_calli: | |
1624 | if (node->flag & jit_flag_node) { | |
1625 | temp = node->u.n; | |
1626 | assert(temp->code == jit_code_label || | |
1627 | temp->code == jit_code_epilog); | |
1628 | word = calli_p(temp->u.w); | |
1629 | if (!(temp->flag & jit_flag_patch)) | |
1630 | patch(word, node); | |
1631 | } | |
1632 | else | |
1633 | calli(node->u.w); | |
1634 | break; | |
1635 | case jit_code_prolog: | |
1636 | jit_regset_set_ui(&_jitc->regs, 0); | |
1637 | _jitc->pred = 0; | |
1638 | sync(); | |
1639 | _jitc->function = _jitc->functions.ptr + node->w.w; | |
1640 | undo.node = node; | |
1641 | undo.word = _jit->pc.w; | |
79bfeef6 | 1642 | memcpy(&undo.func, _jitc->function, sizeof(undo.func)); |
4a71579b PC |
1643 | #if DEVEL_DISASSEMBLER |
1644 | undo.prevw = prevw; | |
1645 | #endif | |
1646 | undo.patch_offset = _jitc->patches.offset; | |
1647 | undo.prolog_offset = _jitc->prolog.offset; | |
1648 | restart_function: | |
1649 | _jitc->again = 0; | |
1650 | if (_jitc->jump && !_jitc->function->assume_frame) { | |
1651 | /* remember prolog to hide offset adjustment for a jump | |
1652 | * to the start of a function, what is expected to be | |
1653 | * a common practice as first jit instruction */ | |
1654 | if (_jitc->prolog.offset >= _jitc->prolog.length) { | |
1655 | _jitc->prolog.length += 16; | |
1656 | jit_realloc((jit_pointer_t *)&_jitc->prolog.ptr, | |
1657 | (_jitc->prolog.length - 16) * | |
1658 | sizeof(jit_word_t), | |
1659 | _jitc->prolog.length * sizeof(jit_word_t)); | |
1660 | } | |
1661 | _jitc->prolog.ptr[_jitc->prolog.offset++] = _jit->pc.w; | |
1662 | /* function descriptor */ | |
1663 | word = _jit->pc.w + 16; | |
1664 | il(word); /* addr */ | |
1665 | il(0); /* gp */ | |
1666 | } | |
1667 | prolog(node); | |
1668 | break; | |
1669 | case jit_code_epilog: | |
1670 | assert(_jitc->function == _jitc->functions.ptr + node->w.w); | |
1671 | if (_jitc->again) { | |
1672 | for (temp = undo.node->next; | |
1673 | temp != node; temp = temp->next) { | |
1674 | if (temp->code == jit_code_label || | |
1675 | temp->code == jit_code_epilog) | |
1676 | temp->flag &= ~jit_flag_patch; | |
1677 | } | |
1678 | temp->flag &= ~jit_flag_patch; | |
1679 | node = undo.node; | |
1680 | _jit->pc.w = undo.word; | |
79bfeef6 PC |
1681 | /* undo.func.self.aoff and undo.func.regset should not |
1682 | * be undone, as they will be further updated, and are | |
1683 | * the reason of the undo. */ | |
1684 | undo.func.self.aoff = _jitc->function->frame + | |
1685 | _jitc->function->self.aoff; | |
1686 | jit_regset_set(&undo.func.regset, &_jitc->function->regset); | |
1687 | /* allocar information also does not need to be undone */ | |
1688 | undo.func.aoffoff = _jitc->function->aoffoff; | |
1689 | undo.func.allocar = _jitc->function->allocar; | |
1690 | memcpy(_jitc->function, &undo.func, sizeof(undo.func)); | |
4a71579b PC |
1691 | #if DEVEL_DISASSEMBLER |
1692 | prevw = undo.prevw; | |
1693 | #endif | |
1694 | _jitc->patches.offset = undo.patch_offset; | |
1695 | _jitc->prolog.offset = undo.prolog_offset; | |
1696 | _jitc->ioff = 0; | |
1697 | jit_regset_set_ui(&_jitc->regs, 0); | |
1698 | _jitc->pred = 0; | |
1699 | goto restart_function; | |
1700 | } | |
1701 | /* remember label is defined */ | |
1702 | sync(); | |
1703 | node->flag |= jit_flag_patch; | |
1704 | node->u.w = _jit->pc.w; | |
1705 | epilog(node); | |
1706 | jit_regset_set_ui(&_jitc->regs, 0); | |
1707 | _jitc->pred = 0; | |
1708 | _jitc->function = NULL; | |
1709 | break; | |
1710 | case jit_code_va_start: | |
1711 | vastart(rn(node->u.w)); | |
1712 | break; | |
1713 | case jit_code_va_arg: | |
1714 | vaarg(rn(node->u.w), rn(node->v.w)); | |
1715 | break; | |
1716 | case jit_code_va_arg_d: | |
1717 | vaarg_d(rn(node->u.w), rn(node->v.w)); | |
1718 | break; | |
79bfeef6 | 1719 | case jit_code_live: case jit_code_ellipsis: |
4a71579b PC |
1720 | case jit_code_va_push: |
1721 | case jit_code_allocai: case jit_code_allocar: | |
79bfeef6 PC |
1722 | case jit_code_arg_c: case jit_code_arg_s: |
1723 | case jit_code_arg_i: case jit_code_arg_l: | |
4a71579b PC |
1724 | case jit_code_arg_f: case jit_code_arg_d: |
1725 | case jit_code_va_end: | |
1726 | case jit_code_ret: | |
79bfeef6 PC |
1727 | case jit_code_retr_c: case jit_code_reti_c: |
1728 | case jit_code_retr_uc: case jit_code_reti_uc: | |
1729 | case jit_code_retr_s: case jit_code_reti_s: | |
1730 | case jit_code_retr_us: case jit_code_reti_us: | |
1731 | case jit_code_retr_i: case jit_code_reti_i: | |
1732 | case jit_code_retr_ui: case jit_code_reti_ui: | |
1733 | case jit_code_retr_l: case jit_code_reti_l: | |
4a71579b PC |
1734 | case jit_code_retr_f: case jit_code_reti_f: |
1735 | case jit_code_retr_d: case jit_code_reti_d: | |
1736 | case jit_code_getarg_c: case jit_code_getarg_uc: | |
1737 | case jit_code_getarg_s: case jit_code_getarg_us: | |
1738 | case jit_code_getarg_i: case jit_code_getarg_ui: | |
1739 | case jit_code_getarg_l: | |
1740 | case jit_code_getarg_f: case jit_code_getarg_d: | |
79bfeef6 PC |
1741 | case jit_code_putargr_c: case jit_code_putargi_c: |
1742 | case jit_code_putargr_uc: case jit_code_putargi_uc: | |
1743 | case jit_code_putargr_s: case jit_code_putargi_s: | |
1744 | case jit_code_putargr_us: case jit_code_putargi_us: | |
1745 | case jit_code_putargr_i: case jit_code_putargi_i: | |
1746 | case jit_code_putargr_ui: case jit_code_putargi_ui: | |
1747 | case jit_code_putargr_l: case jit_code_putargi_l: | |
4a71579b PC |
1748 | case jit_code_putargr_f: case jit_code_putargi_f: |
1749 | case jit_code_putargr_d: case jit_code_putargi_d: | |
79bfeef6 PC |
1750 | case jit_code_pushargr_c: case jit_code_pushargi_c: |
1751 | case jit_code_pushargr_uc: case jit_code_pushargi_uc: | |
1752 | case jit_code_pushargr_s: case jit_code_pushargi_s: | |
1753 | case jit_code_pushargr_us: case jit_code_pushargi_us: | |
1754 | case jit_code_pushargr_i: case jit_code_pushargi_i: | |
1755 | case jit_code_pushargr_ui: case jit_code_pushargi_ui: | |
1756 | case jit_code_pushargr_l: case jit_code_pushargi_l: | |
4a71579b PC |
1757 | case jit_code_pushargr_f: case jit_code_pushargi_f: |
1758 | case jit_code_pushargr_d: case jit_code_pushargi_d: | |
1759 | case jit_code_retval_c: case jit_code_retval_uc: | |
1760 | case jit_code_retval_s: case jit_code_retval_us: | |
1761 | case jit_code_retval_i: | |
1762 | case jit_code_retval_ui: case jit_code_retval_l: | |
1763 | case jit_code_retval_f: case jit_code_retval_d: | |
1764 | case jit_code_prepare: | |
1765 | case jit_code_finishr: case jit_code_finishi: | |
ba86ff93 PC |
1766 | case jit_code_negi_f: case jit_code_absi_f: |
1767 | case jit_code_sqrti_f: case jit_code_negi_d: | |
1768 | case jit_code_absi_d: case jit_code_sqrti_d: | |
4a71579b PC |
1769 | break; |
1770 | case jit_code_movr_w_f: | |
1771 | movr_w_f(rn(node->u.w), rn(node->v.w)); | |
1772 | break; | |
1773 | case jit_code_movr_f_w: | |
1774 | movr_f_w(rn(node->u.w), rn(node->v.w)); | |
1775 | break; | |
1776 | case jit_code_movr_w_d: | |
1777 | movr_w_d(rn(node->u.w), rn(node->v.w)); | |
1778 | break; | |
1779 | case jit_code_movr_d_w: | |
1780 | movr_d_w(rn(node->u.w), rn(node->v.w)); | |
1781 | break; | |
1782 | case jit_code_movi_f_w: | |
ba86ff93 PC |
1783 | assert(node->flag & jit_flag_data); |
1784 | movi_f_w(rn(node->u.w), *(jit_float32_t *)node->v.n->u.w); | |
1785 | break; | |
1786 | case jit_code_movi_w_f: | |
1787 | movi_w_f(rn(node->u.w), node->v.w); | |
4a71579b PC |
1788 | break; |
1789 | case jit_code_movi_d_w: | |
ba86ff93 PC |
1790 | assert(node->flag & jit_flag_data); |
1791 | movi_d_w(rn(node->u.w), *(jit_float64_t *)node->v.n->u.w); | |
1792 | break; | |
1793 | case jit_code_movi_w_d: | |
1794 | movi_w_d(rn(node->u.w), node->v.w); | |
1795 | break; | |
1796 | case jit_code_negi: | |
1797 | negi(rn(node->u.w), node->v.w); | |
1798 | break; | |
1799 | case jit_code_comi: | |
1800 | comi(rn(node->u.w), node->v.w); | |
1801 | break; | |
1802 | case jit_code_exti_c: | |
1803 | exti_c(rn(node->u.w), node->v.w); | |
1804 | break; | |
1805 | case jit_code_exti_uc: | |
1806 | exti_uc(rn(node->u.w), node->v.w); | |
1807 | break; | |
1808 | case jit_code_exti_s: | |
1809 | exti_s(rn(node->u.w), node->v.w); | |
1810 | break; | |
1811 | case jit_code_exti_us: | |
1812 | exti_us(rn(node->u.w), node->v.w); | |
1813 | break; | |
1814 | case jit_code_bswapi_us: | |
1815 | bswapi_us(rn(node->u.w), node->v.w); | |
1816 | break; | |
1817 | case jit_code_bswapi_ui: | |
1818 | bswapi_ui(rn(node->u.w), node->v.w); | |
1819 | break; | |
1820 | case jit_code_htoni_us: | |
1821 | htoni_us(rn(node->u.w), node->v.w); | |
1822 | break; | |
1823 | case jit_code_htoni_ui: | |
1824 | htoni_ui(rn(node->u.w), node->v.w); | |
1825 | break; | |
1826 | case jit_code_exti_i: | |
1827 | exti_i(rn(node->u.w), node->v.w); | |
1828 | break; | |
1829 | case jit_code_exti_ui: | |
1830 | exti_ui(rn(node->u.w), node->v.w); | |
1831 | break; | |
1832 | case jit_code_bswapi_ul: | |
1833 | bswapi_ul(rn(node->u.w), node->v.w); | |
1834 | break; | |
1835 | case jit_code_htoni_ul: | |
1836 | htoni_ul(rn(node->u.w), node->v.w); | |
1837 | break; | |
1838 | case jit_code_cloi: | |
1839 | cloi(rn(node->u.w), node->v.w); | |
1840 | break; | |
1841 | case jit_code_clzi: | |
1842 | clzi(rn(node->u.w), node->v.w); | |
1843 | break; | |
1844 | case jit_code_ctoi: | |
1845 | ctoi(rn(node->u.w), node->v.w); | |
1846 | break; | |
1847 | case jit_code_ctzi: | |
1848 | ctzi(rn(node->u.w), node->v.w); | |
1849 | break; | |
1850 | case jit_code_rbiti: | |
1851 | rbiti(rn(node->u.w), node->v.w); | |
1852 | break; | |
1853 | case jit_code_popcnti: | |
1854 | popcnti(rn(node->u.w), node->v.w); | |
1855 | break; | |
1856 | case jit_code_exti: | |
1857 | exti(rn(node->u.w), node->v.w, node->w.q.l, node->w.q.h); | |
1858 | break; | |
1859 | case jit_code_exti_u: | |
1860 | exti_u(rn(node->u.w), node->v.w, node->w.q.l, node->w.q.h); | |
4a71579b PC |
1861 | break; |
1862 | default: | |
1863 | abort(); | |
1864 | } | |
1865 | if (jit_carry != _NOREG) { | |
1866 | switch (node->code) { | |
1867 | case jit_code_note: | |
1868 | case jit_code_addcr: case jit_code_addci: | |
1869 | case jit_code_addxr: case jit_code_addxi: | |
1870 | case jit_code_subcr: case jit_code_subci: | |
1871 | case jit_code_subxr: case jit_code_subxi: | |
1872 | break; | |
1873 | default: | |
1874 | jit_unget_reg(jit_carry); | |
1875 | jit_carry = _NOREG; | |
1876 | break; | |
1877 | } | |
1878 | } | |
1879 | #if GET_JIT_SIZE | |
1880 | sync(); | |
1881 | #endif | |
1882 | jit_regarg_clr(node, value); | |
1883 | if (jit_regset_cmp_ui(&_jitc->regarg, 0) != 0) { | |
1884 | assert(jit_regset_scan1(&_jitc->regarg, 0) == jit_carry); | |
1885 | assert(jit_regset_scan1(&_jitc->regarg, jit_carry + 1) == ULONG_MAX); | |
1886 | } | |
1887 | assert(_jitc->synth == 0); | |
1888 | /* update register live state */ | |
1889 | jit_reglive(node); | |
1890 | } | |
1891 | sync(); | |
1892 | #undef case_brf | |
1893 | #undef case_brw | |
1894 | #undef case_brr | |
1895 | #undef case_wrr | |
1896 | #undef case_rrrw | |
1897 | #undef case_rrf | |
1898 | #undef case_rrw | |
1899 | #undef case_rrrr | |
1900 | #undef case_rrr | |
1901 | #undef case_wr | |
1902 | #undef case_rw | |
1903 | #undef case_rr | |
1904 | ||
1905 | for (offset = 0; offset < _jitc->patches.offset; offset++) { | |
1906 | node = _jitc->patches.ptr[offset].node; | |
1907 | word = node->code == jit_code_movi ? node->v.n->u.w : node->u.n->u.w; | |
1908 | patch_at(node->code, _jitc->patches.ptr[offset].inst, word); | |
1909 | } | |
1910 | ||
1911 | jit_flush(_jit->code.ptr, _jit->pc.uc); | |
1912 | ||
1913 | return (_jit->code.ptr); | |
1914 | } | |
1915 | ||
1916 | #define CODE 1 | |
1917 | # include "jit_ia64-cpu.c" | |
1918 | # include "jit_ia64-fpu.c" | |
ba3814c1 | 1919 | # include "jit_fallback.c" |
4a71579b PC |
1920 | #undef CODE |
1921 | ||
1922 | void | |
1923 | jit_flush(void *fptr, void *tptr) | |
1924 | { | |
1925 | #if defined(__GNUC__) | |
1926 | jit_word_t f, t, s; | |
1927 | ||
1928 | s = sysconf(_SC_PAGE_SIZE); | |
1929 | f = (jit_word_t)fptr & -s; | |
1930 | t = (((jit_word_t)tptr) + s - 1) & -s; | |
1931 | # if 0 | |
1932 | __clear_cache((void *)f, (void *)t); | |
1933 | # else | |
1934 | /* __clear_cache is a noop in (old?) gcc, but cache flush is | |
1935 | * required on a multi processor Linux system. */ | |
1936 | for (s = f; s < t; s += 32) | |
1937 | asm volatile("fc %0" :: "r"(s) : "memory"); | |
1938 | # endif | |
1939 | #endif | |
1940 | } | |
1941 | ||
1942 | /* Use r2 that is reserved to not require a jit_get_reg call, also note | |
1943 | * that addil needs a register that first in 2 bits, so, if using a | |
1944 | * register other than r2 must be less than r8 (or check for a smaller | |
1945 | * immediate, i.e. i0 >= -8192 && i0 <= 8191) */ | |
1946 | void | |
1947 | _emit_ldxi(jit_state_t *_jit, jit_gpr_t r0, jit_gpr_t r1, jit_word_t i0) | |
1948 | { | |
1949 | assert(i0 >= -2097152 && i0 < 2097151); | |
1950 | addi(GR_2, rn(r1), i0); | |
1951 | ldr(rn(r0), GR_2); | |
1952 | } | |
1953 | ||
1954 | void | |
1955 | _emit_stxi(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_gpr_t r1) | |
1956 | { | |
1957 | assert(i0 >= -2097152 && i0 < 2097151); | |
1958 | addi(GR_2, rn(r0), i0); | |
1959 | str(GR_2, rn(r1)); | |
1960 | } | |
1961 | ||
1962 | void | |
1963 | _emit_ldxi_d(jit_state_t *_jit, jit_fpr_t r0, jit_gpr_t r1, jit_word_t i0) | |
1964 | { | |
1965 | assert(i0 >= -2097152 && i0 < 2097151); | |
1966 | addi(GR_2, rn(r1), i0); | |
1967 | ldr_d(rn(r0), GR_2); | |
1968 | } | |
1969 | ||
1970 | void | |
1971 | _emit_stxi_d(jit_state_t *_jit, jit_word_t i0, jit_gpr_t r0, jit_fpr_t r1) | |
1972 | { | |
1973 | assert(i0 >= -2097152 && i0 < 2097151); | |
1974 | addi(GR_2, rn(r0), i0); | |
1975 | str_d(GR_2, rn(r1)); | |
1976 | } | |
1977 | ||
1978 | static void | |
1979 | _patch(jit_state_t *_jit, jit_word_t instr, jit_node_t *node) | |
1980 | { | |
1981 | jit_int32_t flag; | |
1982 | ||
1983 | assert(node->flag & jit_flag_node); | |
1984 | if (node->code == jit_code_movi) | |
1985 | flag = node->v.n->flag; | |
1986 | else | |
1987 | flag = node->u.n->flag; | |
1988 | assert(!(flag & jit_flag_patch)); | |
1989 | if (_jitc->patches.offset >= _jitc->patches.length) { | |
1990 | jit_realloc((jit_pointer_t *)&_jitc->patches.ptr, | |
1991 | _jitc->patches.length * sizeof(jit_patch_t), | |
1992 | (_jitc->patches.length + 1024) * sizeof(jit_patch_t)); | |
1993 | _jitc->patches.length += 1024; | |
1994 | } | |
1995 | _jitc->patches.ptr[_jitc->patches.offset].inst = instr; | |
1996 | _jitc->patches.ptr[_jitc->patches.offset].node = node; | |
1997 | ++_jitc->patches.offset; | |
1998 | } |