1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
|
/******************************** -*- C -*- ****************************
*
* Platform-independent layer (i386 version)
*
***********************************************************************/
/***********************************************************************
*
* Copyright 2000, 2001, 2002, 2003, 2006 Free Software Foundation, Inc.
* Written by Paolo Bonzini and Matthew Flatt.
*
* This file is part of GNU lightning.
*
* GNU lightning is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation; either version 3, or (at your option)
* any later version.
*
* GNU lightning is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with GNU lightning; see the file COPYING.LESSER; if not, write to the
* Free Software Foundation, 59 Temple Place - Suite 330, Boston,
* MA 02111-1307, USA.
*
***********************************************************************/
#ifndef __lightning_core_i386_h
#define __lightning_core_i386_h
#define JIT_FP _EBP
#define JIT_SP _ESP
#define JIT_RET _EAX
/* 3-parameter operation */
#define jit_opr_(d, s1, s2, op1d, op2d) \
( (s2 == d) ? op1d : \
( ((s1 == d) ? (void)0 : (void)MOVLrr(s1, d)), op2d ) \
)
/* 3-parameter operation, with immediate */
#define jit_op_(d, s1, op2d) \
((s1 == d) ? op2d : (MOVLrr(s1, d), op2d))
/* 3-parameter operation, optimizable */
#define jit_opo_(d, s1, s2, op1d, op2d, op12d) \
((s2 == d) ? op2d : \
((s1 == d) ? op1d : op12d))
/* 3-parameter operation, optimizable, with immediate */
#define jit_opi_(d, rs, opdi, opdri) \
((rs == d) ? opdi : opdri)
/* For LT, LE, ... */
#define jit_replace8(d, cmp, op) \
(jit_check8(d) \
? ((cmp), \
MOVLir(0, (d)), \
op(_rR(d) | _AL)) \
: (jit_pushr_i(_EAX), (cmp), \
MOVLir(0, _EAX), \
op(_AL), MOVLrr(_EAX, (d)), jit_popr_i(_EAX)))
#define jit_bool_r(d, s1, s2, op) \
(jit_replace8(d, CMPLrr(s2, s1), op))
#define jit_bool_i(d, rs, is, op) \
(jit_replace8(d, CMPLir(is, rs), op))
/* When CMP with 0 can be replaced with TEST */
#define jit_bool_i0(d, rs, is, op, op0) \
((is) != 0 \
? (jit_replace8(d, CMPLir(is, rs), op)) \
: (jit_replace8(d, TESTLrr(rs, rs), op0)))
/* For BLT, BLE, ... */
#define jit_bra_r(s1, s2, op) (CMPLrr(s2, s1), op, _jit.x.pc)
#define jit_bra_i(rs, is, op) (CMPLir(is, rs), op, _jit.x.pc)
/* When CMP with 0 can be replaced with TEST */
#define jit_bra_i0(rs, is, op, op0) \
( (is) == 0 ? (TESTLrr(rs, rs), op0, _jit.x.pc) : (CMPLir(is, rs), op, _jit.x.pc))
/* Reduce arguments of XOR/OR/TEST */
#define jit_reduce_(op) op
#define jit_reduce(op, is, rs) \
(_u8P(is) && jit_check8(rs) ? jit_reduce_(op##Bir(is, jit_reg8(rs))) : \
(_u16P(is) && JIT_CAN_16 ? jit_reduce_(op##Wir(is, jit_reg16(rs))) : \
jit_reduce_(op##Lir(is, rs)) ))
/* Helper macros for MUL/DIV/IDIV */
#define jit_might(d, s1, op) \
((s1 == d) ? 0 : op)
#define jit_mulr_ui_(s1, s2) jit_opr_(_EAX, s1, s2, MULLr(s1), MULLr(s2))
#define jit_mulr_i_(s1, s2) jit_opr_(_EAX, s1, s2, IMULLr(s1), IMULLr(s2))
#define jit_muli_i_(is, rs) \
(MOVLir(is, rs == _EAX ? _EDX : _EAX), \
IMULLr(rs == _EAX ? _EDX : rs))
#define jit_muli_ui_(is, rs) \
(MOVLir(is, rs == _EAX ? _EDX : _EAX), \
IMULLr(rs == _EAX ? _EDX : rs))
#define jit_divi_i_(result, d, rs, is) \
(jit_might (d, _EAX, jit_pushr_i(_EAX)), \
jit_might (d, _ECX, jit_pushr_i(_ECX)), \
jit_might (d, _EDX, jit_pushr_i(_EDX)), \
jit_might (rs, _EAX, MOVLrr(rs, _EAX)), \
jit_might (rs, _EDX, MOVLrr(rs, _EDX)), \
MOVLir(is, _ECX), \
SARLir(31, _EDX), \
IDIVLr(_ECX), \
jit_might(d, result, MOVLrr(result, d)), \
jit_might(d, _EDX, jit_popr_i(_EDX)), \
jit_might(d, _ECX, jit_popr_i(_ECX)), \
jit_might(d, _EAX, jit_popr_i(_EAX)))
#define jit_divr_i_(result, d, s1, s2) \
(jit_might (d, _EAX, jit_pushr_i(_EAX)), \
jit_might (d, _ECX, jit_pushr_i(_ECX)), \
jit_might (d, _EDX, jit_pushr_i(_EDX)), \
((s1 == _ECX) ? jit_pushr_i(_ECX) : 0), \
jit_might (s2, _ECX, MOVLrr(s2, _ECX)), \
((s1 == _ECX) ? jit_popr_i(_EDX) : \
jit_might (s1, _EDX, MOVLrr(s1, _EDX))), \
MOVLrr(_EDX, _EAX), \
SARLir(31, _EDX), \
IDIVLr(_ECX), \
jit_might(d, result, MOVLrr(result, d)), \
jit_might(d, _EDX, jit_popr_i(_EDX)), \
jit_might(d, _ECX, jit_popr_i(_ECX)), \
jit_might(d, _EAX, jit_popr_i(_EAX)))
#define jit_divi_ui_(result, d, rs, is) \
(jit_might (d, _EAX, jit_pushr_i(_EAX)), \
jit_might (d, _ECX, jit_pushr_i(_ECX)), \
jit_might (d, _EDX, jit_pushr_i(_EDX)), \
jit_might (rs, _EAX, MOVLrr(rs, _EAX)), \
MOVLir(is, _ECX), \
XORLrr(_EDX, _EDX), \
DIVLr(_ECX), \
jit_might(d, result, MOVLrr(result, d)), \
jit_might(d, _EDX, jit_popr_i(_EDX)), \
jit_might(d, _ECX, jit_popr_i(_ECX)), \
jit_might(d, _EAX, jit_popr_i(_EAX)))
#define jit_divr_ui_(result, d, s1, s2) \
(jit_might (d, _EAX, jit_pushr_i(_EAX)), \
jit_might (d, _ECX, jit_pushr_i(_ECX)), \
jit_might (d, _EDX, jit_pushr_i(_EDX)), \
((s1 == _ECX) ? jit_pushr_i(_ECX) : 0), \
jit_might (s2, _ECX, MOVLrr(s2, _ECX)), \
((s1 == _ECX) ? jit_popr_i(_EAX) : \
jit_might (s1, _EAX, MOVLrr(s1, _EAX))), \
XORLrr(_EDX, _EDX), \
DIVLr(_ECX), \
jit_might(d, result, MOVLrr(result, d)), \
jit_might(d, _EDX, jit_popr_i(_EDX)), \
jit_might(d, _ECX, jit_popr_i(_ECX)), \
jit_might(d, _EAX, jit_popr_i(_EAX)))
/* ALU */
#define jit_addi_i(d, rs, is) jit_opi_((d), (rs), ADDLir((is), (d)), LEALmr((is), (rs), 0, 0, (d)) )
#define jit_addr_i(d, s1, s2) jit_opo_((d), (s1), (s2), ADDLrr((s2), (d)), ADDLrr((s1), (d)), LEALmr(0, (s1), (s2), 1, (d)) )
#define jit_addci_i(d, rs, is) jit_op_ ((d), (rs), ADDLir((is), (d)) )
#define jit_addcr_i(d, s1, s2) jit_opr_((d), (s1), (s2), ADDLrr((s1), (d)), ADDLrr((s2), (d)) )
#define jit_addxi_i(d, rs, is) jit_op_ ((d), (rs), ADCLir((is), (d)) )
#define jit_addxr_i(d, s1, s2) jit_opr_((d), (s1), (s2), ADCLrr((s1), (d)), ADCLrr((s2), (d)) )
#define jit_andi_i(d, rs, is) jit_op_ ((d), (rs), ANDLir((is), (d)) )
#define jit_andr_i(d, s1, s2) jit_opr_((d), (s1), (s2), ANDLrr((s1), (d)), ANDLrr((s2), (d)) )
#define jit_orr_i(d, s1, s2) jit_opr_((d), (s1), (s2), ORLrr((s1), (d)), ORLrr((s2), (d)) )
#define jit_subr_i(d, s1, s2) jit_opr_((d), (s1), (s2), (SUBLrr((s1), (d)), NEGLr(d)), SUBLrr((s2), (d)) )
#define jit_subcr_i(d, s1, s2) jit_subr_i((d), (s1), (s2))
#define jit_subxr_i(d, s1, s2) jit_opr_((d), (s1), (s2), SBBLrr((s1), (d)), SBBLrr((s2), (d)) )
#define jit_subxi_i(d, rs, is) jit_op_ ((d), (rs), SBBLir((is), (d)) )
#define jit_xorr_i(d, s1, s2) jit_opr_((d), (s1), (s2), XORLrr((s1), (d)), XORLrr((s2), (d)) )
/* These can sometimes use byte or word versions! */
#define jit_ori_i(d, rs, is) jit_op_ ((d), (rs), jit_reduce(OR, (is), (d)) )
#define jit_xori_i(d, rs, is) jit_op_ ((d), (rs), jit_reduce(XOR, (is), (d)) )
#define jit_muli_i(d, rs, is) jit_op_ ((d), (rs), IMULLir((is), (d)) )
#define jit_mulr_i(d, s1, s2) jit_opr_((d), (s1), (s2), IMULLrr((s1), (d)), IMULLrr((s2), (d)) )
/* As far as low bits are concerned, signed and unsigned multiplies are
exactly the same. */
#define jit_muli_ui(d, rs, is) jit_op_ ((d), (rs), IMULLir((is), (d)) )
#define jit_mulr_ui(d, s1, s2) jit_opr_((d), (s1), (s2), IMULLrr((s1), (d)), IMULLrr((s2), (d)) )
#define jit_hmuli_i(d, rs, is) \
((d) == _EDX ? ( jit_pushr_i(_EAX), jit_muli_i_((is), (rs)), jit_popr_i(_EAX) ) : \
((d) == _EAX ? (jit_pushr_i(_EDX), jit_muli_i_((is), (rs)), MOVLrr(_EDX, _EAX), jit_popr_i(_EDX) ) : \
(jit_pushr_i(_EDX), jit_pushr_i(_EAX), jit_muli_i_((is), (rs)), MOVLrr(_EDX, (d)), jit_popr_i(_EAX), jit_popr_i(_EDX) )))
#define jit_hmulr_i(d, s1, s2) \
((d) == _EDX ? ( jit_pushr_i(_EAX), jit_mulr_i_((s1), (s2)), jit_popr_i(_EAX) ) : \
((d) == _EAX ? (jit_pushr_i(_EDX), jit_mulr_i_((s1), (s2)), MOVLrr(_EDX, _EAX), jit_popr_i(_EDX) ) : \
(jit_pushr_i(_EDX), jit_pushr_i(_EAX), jit_mulr_i_((s1), (s2)), MOVLrr(_EDX, (d)), jit_popr_i(_EAX), jit_popr_i(_EDX) )))
#define jit_hmuli_ui(d, rs, is) \
((d) == _EDX ? ( jit_pushr_i(_EAX), jit_muli_ui_((is), (rs)), jit_popr_i(_EAX) ) : \
((d) == _EAX ? (jit_pushr_i(_EDX), jit_muli_ui_((is), (rs)), MOVLrr(_EDX, _EAX), jit_popr_i(_EDX) ) : \
(jit_pushr_i(_EDX), jit_pushr_i(_EAX), jit_muli_ui_((is), (rs)), MOVLrr(_EDX, (d)), jit_popr_i(_EAX), jit_popr_i(_EDX) )))
#define jit_hmulr_ui(d, s1, s2) \
((d) == _EDX ? ( jit_pushr_i(_EAX), jit_mulr_ui_((s1), (s2)), jit_popr_i(_EAX) ) : \
((d) == _EAX ? (jit_pushr_i(_EDX), jit_mulr_ui_((s1), (s2)), MOVLrr(_EDX, _EAX), jit_popr_i(_EDX) ) : \
(jit_pushr_i(_EDX), jit_pushr_i(_EAX), jit_mulr_ui_((s1), (s2)), MOVLrr(_EDX, (d)), jit_popr_i(_EAX), jit_popr_i(_EDX) )))
#define jit_divi_i(d, rs, is) jit_divi_i_(_EAX, (d), (rs), (is))
#define jit_divi_ui(d, rs, is) jit_divi_ui_(_EAX, (d), (rs), (is))
#define jit_modi_i(d, rs, is) jit_divi_i_(_EDX, (d), (rs), (is))
#define jit_modi_ui(d, rs, is) jit_divi_ui_(_EDX, (d), (rs), (is))
#define jit_divr_i(d, s1, s2) jit_divr_i_(_EAX, (d), (s1), (s2))
#define jit_divr_ui(d, s1, s2) jit_divr_ui_(_EAX, (d), (s1), (s2))
#define jit_modr_i(d, s1, s2) jit_divr_i_(_EDX, (d), (s1), (s2))
#define jit_modr_ui(d, s1, s2) jit_divr_ui_(_EDX, (d), (s1), (s2))
/* Shifts */
#define jit_shift(d, s1, s2, m) \
((d) == _ECX || (d) == (s2) \
? ((s2) == _EAX \
? jit_fixd(d, _EDX, jit_shift2(_EDX, s1, s2, m)) \
: jit_fixd(d, _EAX, jit_shift2(_EAX, s1, s2, m))) \
: jit_shift2(d, s1, s2, m))
/* Shift operation, assuming d != s2 or ECX */
#define jit_shift2(d, s1, s2, m) \
jit_op_(d, s1, jit_cfixs(s2, _ECX, m(_CL, d)))
/* Substitute x for destination register d */
#define jit_fixd(d, x, op) \
(jit_pushr_i(x), op, jit_movr_i(d, x), jit_popr_i(x))
/* Conditionally substitute y for source register s */
#define jit_cfixs(s, y, op) \
((s) == (y) ? op : \
(jit_pushr_i(y), jit_movr_i(y, s), op, jit_popr_i(y)))
#define jit_lshi_i(d, rs, is) ((is) <= 3 ? LEALmr(0, 0, (rs), 1 << (is), (d)) : jit_op_ ((d), (rs), SHLLir((is), (d)) ))
#define jit_rshi_i(d, rs, is) jit_op_ ((d), (rs), SARLir((is), (d)) )
#define jit_rshi_ui(d, rs, is) jit_op_ ((d), (rs), SHRLir((is), (d)) )
#define jit_lshr_i(d, r1, r2) jit_shift((d), (r1), (r2), SHLLrr)
#define jit_rshr_i(d, r1, r2) jit_shift((d), (r1), (r2), SARLrr)
#define jit_rshr_ui(d, r1, r2) jit_shift((d), (r1), (r2), SHRLrr)
/* Stack */
#define jit_retval_i(rd) ((void)jit_movr_i ((rd), _EAX))
/* Unary */
#define jit_negr_i(d, rs) jit_opi_((d), (rs), NEGLr(d), (XORLrr((d), (d)), SUBLrr((rs), (d))) )
#define jit_movr_i(d, rs) ((void)((rs) == (d) ? 0 : MOVLrr((rs), (d))))
#define jit_movi_i(d, is) ((is) ? MOVLir((is), (d)) : XORLrr ((d), (d)) )
#define jit_patch_movi(pa,pv) (*_PSL((pa) - sizeof(long)) = _jit_SL((pv)))
#define jit_ntoh_ui(d, rs) jit_op_((d), (rs), BSWAPLr(d))
#define jit_ntoh_us(d, rs) jit_op_((d), (rs), RORWir(8, d))
/* Boolean */
#define jit_ltr_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETLr )
#define jit_ler_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETLEr )
#define jit_gtr_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETGr )
#define jit_ger_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETGEr )
#define jit_eqr_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETEr )
#define jit_ner_i(d, s1, s2) jit_bool_r((d), (s1), (s2), SETNEr )
#define jit_ltr_ui(d, s1, s2) jit_bool_r((d), (s1), (s2), SETBr )
#define jit_ler_ui(d, s1, s2) jit_bool_r((d), (s1), (s2), SETBEr )
#define jit_gtr_ui(d, s1, s2) jit_bool_r((d), (s1), (s2), SETAr )
#define jit_ger_ui(d, s1, s2) jit_bool_r((d), (s1), (s2), SETAEr )
#define jit_lti_i(d, rs, is) jit_bool_i0((d), (rs), (is), SETLr, SETSr )
#define jit_lei_i(d, rs, is) jit_bool_i ((d), (rs), (is), SETLEr )
#define jit_gti_i(d, rs, is) jit_bool_i ((d), (rs), (is), SETGr )
#define jit_gei_i(d, rs, is) jit_bool_i0((d), (rs), (is), SETGEr, SETNSr )
#define jit_eqi_i(d, rs, is) jit_bool_i0((d), (rs), (is), SETEr, SETEr )
#define jit_nei_i(d, rs, is) jit_bool_i0((d), (rs), (is), SETNEr, SETNEr )
#define jit_lti_ui(d, rs, is) jit_bool_i ((d), (rs), (is), SETBr )
#define jit_lei_ui(d, rs, is) jit_bool_i0((d), (rs), (is), SETBEr, SETEr )
#define jit_gti_ui(d, rs, is) jit_bool_i0((d), (rs), (is), SETAr, SETNEr )
#define jit_gei_ui(d, rs, is) jit_bool_i0((d), (rs), (is), SETAEr, INCLr )
/* Jump */
#define jit_bltr_i(label, s1, s2) jit_bra_r((s1), (s2), JLm(label) )
#define jit_bler_i(label, s1, s2) jit_bra_r((s1), (s2), JLEm(label) )
#define jit_bgtr_i(label, s1, s2) jit_bra_r((s1), (s2), JGm(label) )
#define jit_bger_i(label, s1, s2) jit_bra_r((s1), (s2), JGEm(label) )
#define jit_beqr_i(label, s1, s2) jit_bra_r((s1), (s2), JEm(label) )
#define jit_bner_i(label, s1, s2) jit_bra_r((s1), (s2), JNEm(label) )
#define jit_bltr_ui(label, s1, s2) jit_bra_r((s1), (s2), JBm(label) )
#define jit_bler_ui(label, s1, s2) jit_bra_r((s1), (s2), JBEm(label) )
#define jit_bgtr_ui(label, s1, s2) jit_bra_r((s1), (s2), JAm(label) )
#define jit_bger_ui(label, s1, s2) jit_bra_r((s1), (s2), JAEm(label) )
#define jit_bmsr_i(label, s1, s2) (TESTLrr((s1), (s2)), JNZm(label), _jit.x.pc)
#define jit_bmcr_i(label, s1, s2) (TESTLrr((s1), (s2)), JZm(label), _jit.x.pc)
#define jit_boaddr_i(label, s1, s2) (ADDLrr((s2), (s1)), JOm(label), _jit.x.pc)
#define jit_bosubr_i(label, s1, s2) (SUBLrr((s2), (s1)), JOm(label), _jit.x.pc)
#define jit_boaddr_ui(label, s1, s2) (ADDLrr((s2), (s1)), JCm(label), _jit.x.pc)
#define jit_bosubr_ui(label, s1, s2) (SUBLrr((s2), (s1)), JCm(label), _jit.x.pc)
#define jit_blti_i(label, rs, is) jit_bra_i0((rs), (is), JLm(label), JSm(label) )
#define jit_blei_i(label, rs, is) jit_bra_i ((rs), (is), JLEm(label) )
#define jit_bgti_i(label, rs, is) jit_bra_i ((rs), (is), JGm(label) )
#define jit_bgei_i(label, rs, is) jit_bra_i0((rs), (is), JGEm(label), JNSm(label) )
#define jit_beqi_i(label, rs, is) jit_bra_i0((rs), (is), JEm(label), JEm(label) )
#define jit_bnei_i(label, rs, is) jit_bra_i0((rs), (is), JNEm(label), JNEm(label) )
#define jit_blti_ui(label, rs, is) jit_bra_i ((rs), (is), JBm(label) )
#define jit_blei_ui(label, rs, is) jit_bra_i0((rs), (is), JBEm(label), JEm(label) )
#define jit_bgti_ui(label, rs, is) jit_bra_i0((rs), (is), JAm(label), JNEm(label) )
#define jit_bgei_ui(label, rs, is) jit_bra_i ((rs), (is), JAEm(label) )
#define jit_boaddi_i(label, rs, is) (ADDLir((is), (rs)), JOm(label), _jit.x.pc)
#define jit_bosubi_i(label, rs, is) (SUBLir((is), (rs)), JOm(label), _jit.x.pc)
#define jit_boaddi_ui(label, rs, is) (ADDLir((is), (rs)), JCm(label), _jit.x.pc)
#define jit_bosubi_ui(label, rs, is) (SUBLir((is), (rs)), JCm(label), _jit.x.pc)
#define jit_bmsi_i(label, rs, is) (jit_reduce(TEST, (is), (rs)), JNZm(label), _jit.x.pc)
#define jit_bmci_i(label, rs, is) (jit_reduce(TEST, (is), (rs)), JZm(label), _jit.x.pc)
#define jit_jmpi(label) (JMPm( ((unsigned long) (label))), _jit.x.pc)
#define jit_jmpr(reg) JMPsr(reg)
/* Memory */
#define jit_ldr_uc(d, rs) MOVZBLmr(0, (rs), 0, 0, (d))
#define jit_ldxr_uc(d, s1, s2) MOVZBLmr(0, (s1), (s2), 1, (d))
#define jit_str_c(rd, rs) jit_movbrm((rs), 0, (rd), 0, 0)
#define jit_stxr_c(d1, d2, rs) jit_movbrm((rs), 0, (d1), (d2), 1)
#define jit_ldr_us(d, rs) MOVZWLmr(0, (rs), 0, 0, (d))
#define jit_ldxr_us(d, s1, s2) MOVZWLmr(0, (s1), (s2), 1, (d))
#define jit_str_s(rd, rs) MOVWrm(jit_reg16(rs), 0, (rd), 0, 0)
#define jit_stxr_s(d1, d2, rs) MOVWrm(jit_reg16(rs), 0, (d1), (d2), 1)
#define jit_str_i(rd, rs) MOVLrm((rs), 0, (rd), 0, 0)
#define jit_stxr_i(d1, d2, rs) MOVLrm((rs), 0, (d1), (d2), 1)
/* Extra */
#define jit_nop() NOP_()
#define _jit_alignment(pc, n) (((pc ^ _MASK(4)) + 1) & _MASK(n))
#define jit_align(n) NOPi(_jit_alignment(_jit_UL(_jit.x.pc), (n)))
#if LIGHTNING_CROSS \
? LIGHTNING_TARGET == LIGHTNING_X86_64 \
: defined (__x86_64__)
#include "i386/core-64.h"
#else
#include "i386/core-32.h"
#endif
#endif /* __lightning_core_i386_h */
|
