Merge pull request #657 from pcercuei/update-lightrec-20220529
[pcsx_rearmed.git] / deps / lightning / lib / jit_arm-cpu.c
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4a71579b
PC
1/*
2 * Copyright (C) 2012-2019 Free Software Foundation, Inc.
3 *
4 * This file is part of GNU lightning.
5 *
6 * GNU lightning is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU Lesser General Public License as published
8 * by the Free Software Foundation; either version 3, or (at your option)
9 * any later version.
10 *
11 * GNU lightning is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 * License for more details.
15 *
16 * Authors:
17 * Paulo Cesar Pereira de Andrade
18 */
19
20#if PROTO
21# define stxi(i0,r0,r1) stxi_i(i0,r0,r1)
22# define ldxi(r0,r1,i0) ldxi_i(r0,r1,i0)
23# define ldr(r0,r1) ldr_i(r0,r1)
24# define _s20P(d) ((d) >= -(int)0x80000 && d <= 0x7ffff)
25# define _s24P(d) ((d) >= -(int)0x800000 && d <= 0x7fffff)
26# define _u3(v) ((v) & 0x7)
27# define _u4(v) ((v) & 0xf)
28# define _u5(v) ((v) & 0x1f)
29# define _u8(v) ((v) & 0xff)
30# define _u12(v) ((v) & 0xfff)
31# define _u13(v) ((v) & 0x1fff)
32# define _u16(v) ((v) & 0xffff)
33# define _u24(v) ((v) & 0xffffff)
34# define jit_thumb_p() jit_cpu.thumb
35# define jit_no_set_flags() _jitc->no_set_flags
36# define jit_armv5_p() (jit_cpu.version >= 5)
37# define jit_armv5e_p() (jit_cpu.version > 5 || (jit_cpu.version == 5 && jit_cpu.extend))
38# define jit_armv6_p() (jit_cpu.version >= 6)
39# define jit_armv7r_p() 0
40# define stack_framesize 48
41extern int __aeabi_idivmod(int, int);
42extern unsigned __aeabi_uidivmod(unsigned, unsigned);
43# define _R0_REGNO 0x00
44# define _R1_REGNO 0x01
45# define _R2_REGNO 0x02
46# define _R3_REGNO 0x03
47# define _R4_REGNO 0x04
48# define _R5_REGNO 0x05
49# define _R6_REGNO 0x06
50# define _R7_REGNO 0x07
51# define _R8_REGNO 0x08
52# define _R9_REGNO 0x09
53# define _R10_REGNO 0x0a
54# define _R11_REGNO 0x0b
55# define _R12_REGNO 0x0c
56# define _R13_REGNO 0x0d
57# define _R14_REGNO 0x0e
58# define _R15_REGNO 0x0f
59# define _FP_REGNO _R11_REGNO
60# define _SP_REGNO _R13_REGNO
61# define _LR_REGNO _R14_REGNO
62# define _PC_REGNO _R15_REGNO
63# define ARM_CC_EQ 0x00000000 /* Z=1 */
64# define ARM_CC_NE 0x10000000 /* Z=0 */
65# define ARM_CC_HS 0x20000000 /* C=1 */
66# define ARM_CC_CS ARM_CC_HS
67# define ARM_CC_LO 0x30000000 /* C=0 */
68# define ARM_CC_CC ARM_CC_LO
69# define ARM_CC_MI 0x40000000 /* N=1 */
70# define ARM_CC_PL 0x50000000 /* N=0 */
71# define ARM_CC_VS 0x60000000 /* V=1 */
72# define ARM_CC_VC 0x70000000 /* V=0 */
73# define ARM_CC_HI 0x80000000 /* C=1 && Z=0 */
74# define ARM_CC_LS 0x90000000 /* C=0 || Z=1 */
75# define ARM_CC_GE 0xa0000000 /* N=V */
76# define ARM_CC_LT 0xb0000000 /* N!=V */
77# define ARM_CC_GT 0xc0000000 /* Z=0 && N=V */
78# define ARM_CC_LE 0xd0000000 /* Z=1 || N!=V */
79# define ARM_CC_AL 0xe0000000 /* always */
80# define ARM_CC_NV 0xf0000000 /* reserved */
81# define THUMB2_IT 0
82# define THUMB2_ITT 1
83# define THUMB2_ITE 2
84# define THUMB2_ITTT 3
85# define THUMB2_ITET 4
86# define THUMB2_ITTE 5
87# define THUMB2_ITEE 6
88# define THUMB2_ITTTT 7
89# define THUMB2_ITETT 8
90# define THUMB2_ITTET 9
91# define THUMB2_ITEET 10
92# define THUMB2_ITTTE 11
93# define THUMB2_ITETE 12
94# define THUMB2_ITTEE 13
95# define THUMB2_ITEEE 14
96# define ARM_MOV 0x01a00000
97# define THUMB_MOV 0x4600
98# define ARM_MOVWI 0x03000000 /* v6t2, v7 */
99# define THUMB_MOVI 0x2000
100# define THUMB2_MOVI 0xf0400000
101# define THUMB2_MOVWI 0xf2400000
102# define ARM_MOVTI 0x03400000
103# define THUMB2_MOVTI 0xf2c00000
104# define ARM_MVN 0x01e00000
105# define THUMB_MVN 0x43c0
106# define THUMB2_MVN 0xea600000
107# define THUMB2_MVNI 0xf0600000
108# define ARM_I 0x02000000 /* immediate */
109# define ARM_S 0x00100000 /* set flags */
110# define ARM_ADD 0x00800000
111# define THUMB_ADD 0x1800
112# define THUMB_ADDX 0x4400
113# define THUMB2_ADD 0xeb000000
114# define THUMB_ADDI3 0x1c00
115# define THUMB_ADDI8 0x3000
116# define THUMB2_ADDI 0xf1000000
117# define THUMB2_ADDWI 0xf2000000
118# define ARM_ADC 0x00a00000
119# define THUMB_ADC 0x4140
120# define THUMB2_ADC 0xeb400000
121# define THUMB2_ADCI 0xf1400000
122# define ARM_SUB 0x00400000
123# define THUMB_SUB 0x1a00
124# define THUMB2_SUB 0xeba00000
125# define THUMB_SUBI3 0x1e00
126# define THUMB_SUBI8 0x3800
127# define THUMB2_SUBI 0xf1a00000
128# define THUMB2_SUBWI 0xf2a00000
129# define ARM_SBC 0x00c00000
130# define THUMB_SBC 0x4180
131# define THUMB2_SBC 0xeb600000
132# define THUMB2_SBCI 0xf1600000
133# define ARM_RSB 0x00600000
134# define THUMB_RSBI 0x4240
135# define THUMB2_RSBI 0xf1c00000
136# define ARM_MUL 0x00000090
137# define THUMB_MUL 0x4340
138# define THUMB2_MUL 0xfb00f000
139# define ARM_UMULL 0x00800090
140# define THUMB2_UMULL 0xfba00000
141# define ARM_SMULL 0x00c00090
142# define THUMB2_SMULL 0xfb800000
143# define THUMB2_SDIV 0xfb90f0f0
144# define THUMB2_UDIV 0xfbb0f0f0
145# define ARM_AND 0x00000000
146# define THUMB_AND 0x4000
147# define THUMB2_AND 0xea000000
148# define THUMB2_ANDI 0xf0000000
149# define ARM_BIC 0x01c00000
150# define THUMB2_BIC 0xea200000
151# define THUMB2_BICI 0xf0200000
152# define ARM_ORR 0x01800000
153# define THUMB_ORR 0x4300
154# define THUMB2_ORR 0xea400000
155# define THUMB2_ORRI 0xf0400000
156# define ARM_EOR 0x00200000
157# define THUMB_EOR 0x4040
158# define THUMB2_EOR 0xea800000
159# define THUMB2_EORI 0xf0800000
160/* >> ARMv6* */
161# define ARM_REV 0x06bf0f30
162# define THUMB_REV 0xba00
163# define THUMB2_REV 0xfa90f080
164# define ARM_REV16 0x06bf0fb0
165# define THUMB_REV16 0xba40
166# define THUMB2_REV16 0xfa90f090
167# define ARM_SXTB 0x06af0070
168# define THUMB_SXTB 0xb240
169# define THUMB2_SXTB 0xfa40f080
170# define ARM_UXTB 0x06ef0070
171# define THUMB_UXTB 0xb2c0
172# define THUMB2_UXTB 0xfa50f080
173# define ARM_SXTH 0x06bf0070
174# define THUMB_SXTH 0xb200
175# define THUMB2_SXTH 0xfa00f080
176# define ARM_UXTH 0x06ff0070
177# define THUMB_UXTH 0xb280
178# define THUMB2_UXTH 0xfa10f080
179# define ARM_XTR8 0x00000400 /* ?xt? rotate 8 bits */
180# define ARM_XTR16 0x00000800 /* ?xt? rotate 16 bits */
181# define ARM_XTR24 0x00000c00 /* ?xt? rotate 24 bits */
182/* << ARMv6* */
183# define ARM_SHIFT 0x01a00000
184# define ARM_R 0x00000010 /* register shift */
185# define ARM_LSL 0x00000000
186# define THUMB_LSL 0x4080
187# define THUMB2_LSL 0xfa00f000
188# define THUMB_LSLI 0x0000
189# define THUMB2_LSLI 0xea4f0000
190# define ARM_LSR 0x00000020
191# define THUMB_LSR 0x40c0
192# define THUMB2_LSR 0xfa20f000
193# define THUMB_LSRI 0x0800
194# define THUMB2_LSRI 0xea4f0010
195# define ARM_ASR 0x00000040
196# define THUMB_ASR 0x4100
197# define THUMB2_ASR 0xfa40f000
198# define THUMB_ASRI 0x1000
199# define THUMB2_ASRI 0xea4f0020
200# define ARM_ROR 0x00000060
201# define ARM_CMP 0x01500000
202# define THUMB_CMP 0x4280
203# define THUMB_CMPX 0x4500
204# define THUMB2_CMP 0xebb00000
205# define THUMB_CMPI 0x2800
206# define THUMB2_CMPI 0xf1b00000
207# define ARM_CMN 0x01700000
208# define THUMB_CMN 0x42c0
209# define THUMB2_CMN 0xeb100000
210# define THUMB2_CMNI 0xf1100000
211# define ARM_TST 0x01100000
212# define THUMB_TST 0x4200
213# define THUMB2_TST 0xea100000
214# define THUMB2_TSTI 0xf0100000
215# define ARM_TEQ 0x01300000
216/* branch */
217# define ARM_BX 0x012fff10
218# define ARM_BLX 0x012fff30
219# define THUMB_BLX 0x4780
220# define ARM_BLXI 0xfa000000
221# define THUMB2_BLXI 0xf000c000
222# define ARM_B 0x0a000000
223# define THUMB_CC_B 0xd000
224# define THUMB_B 0xe000
225# define THUMB2_CC_B 0xf0008000
226# define THUMB2_B 0xf0009000
227# define ARM_BLI 0x0b000000
228# define THUMB2_BLI 0xf000d000
229/* ldr/str */
230# define ARM_P 0x00800000 /* positive offset */
231# define THUMB2_P 0x00000400
232# define THUMB2_U 0x00000200
233# define THUMB2_W 0x00000100
234# define ARM_LDRSB 0x011000d0
235# define THUMB_LDRSB 0x5600
236# define THUMB2_LDRSB 0xf9100000
237# define ARM_LDRSBI 0x015000d0
238# define THUMB2_LDRSBI 0xf9100c00
239# define THUMB2_LDRSBWI 0xf9900000
240# define ARM_LDRB 0x07500000
241# define THUMB_LDRB 0x5c00
242# define THUMB2_LDRB 0xf8100000
243# define ARM_LDRBI 0x05500000
244# define THUMB_LDRBI 0x7800
245# define THUMB2_LDRBI 0xf8100c00
246# define THUMB2_LDRBWI 0xf8900000
247# define ARM_LDRSH 0x011000f0
248# define THUMB_LDRSH 0x5e00
249# define THUMB2_LDRSH 0xf9300000
250# define ARM_LDRSHI 0x015000f0
251# define THUMB2_LDRSHI 0xf9300c00
252# define THUMB2_LDRSHWI 0xf9b00000
253# define ARM_LDRH 0x011000b0
254# define THUMB_LDRH 0x5a00
255# define THUMB2_LDRH 0xf8300000
256# define ARM_LDRHI 0x015000b0
257# define THUMB_LDRHI 0x8800
258# define THUMB2_LDRHI 0xf8300c00
259# define THUMB2_LDRHWI 0xf8b00000
260# define ARM_LDR 0x07100000
261# define THUMB_LDR 0x5800
262# define THUMB2_LDR 0xf8500000
263# define ARM_LDRI 0x05100000
264# define THUMB_LDRI 0x6800
265# define THUMB_LDRISP 0x9800
266# define THUMB2_LDRI 0xf8500c00
267# define THUMB2_LDRWI 0xf8d00000
268# define ARM_LDRD 0x010000d0
269# define ARM_LDRDI 0x014000d0
270# define THUMB2_LDRDI 0xe8500000
271# define ARM_STRB 0x07400000
272# define THUMB_STRB 0x5400
273# define THUMB2_STRB 0xf8000000
274# define ARM_STRBI 0x05400000
275# define THUMB_STRBI 0x7000
276# define THUMB2_STRBI 0xf8000c00
277# define THUMB2_STRBWI 0xf8800000
278# define ARM_STRH 0x010000b0
279# define THUMB_STRH 0x5200
280# define THUMB2_STRH 0xf8200000
281# define ARM_STRHI 0x014000b0
282# define THUMB_STRHI 0x8000
283# define THUMB2_STRHI 0xf8200c00
284# define THUMB2_STRHWI 0xf8a00000
285# define ARM_STR 0x07000000
286# define THUMB_STR 0x5000
287# define THUMB2_STR 0xf8400000
288# define ARM_STRI 0x05000000
289# define THUMB_STRI 0x6000
290# define THUMB2_STRWI 0xf8c00000
291# define THUMB_STRISP 0x9000
292# define THUMB2_STRI 0xf8400c00
293# define ARM_STRD 0x010000f0
294# define ARM_STRDI 0x014000f0
295# define THUMB2_STRDI 0xe8400000
296/* ldm/stm */
297# define ARM_M 0x08000000
298# define ARM_M_L 0x00100000 /* load; store if not set */
299# define ARM_M_I 0x00800000 /* inc; dec if not set */
300# define ARM_M_B 0x01000000 /* before; after if not set */
301# define ARM_M_U 0x00200000 /* update Rn */
302# define THUMB2_LDM_W 0x00200000
303# define THUMB2_LDM_P 0x00008000
304# define THUMB2_LDM_M 0x00004000
305# define THUMB_LDMIA 0xc800
306# define THUMB2_LDMIA 0xe8900000
307# define THUMB2_LDMB 0xe9100000
308# define THUMB_PUSH 0xb400
309# define THUMB2_PUSH 0xe92d0000
310# define THUMB_POP 0xbc00
311# define THUMB2_POP 0xe8bd0000
312# define ii(i) *_jit->pc.ui++ = i
313# define is(i) *_jit->pc.us++ = i
314# if __BYTE_ORDER == __LITTLE_ENDIAN
315# define iss(i, j) do { is(j); is(i); } while (0)
316# define code2thumb(t0, t1, c0, c1) do { t1 = c0; t0 = c1; } while (0)
317# define thumb2code(t0, t1, c0, c1) do { c0 = t1; c1 = t0; } while (0)
318# else
319# define iss(i, j) do { is(i); is(j); } while (0)
320# define code2thumb(t0, t1, c0, c1) do { t0 = c0; t1 = c1; } while (0)
321# define thumb2code(t0, t1, c0, c1) do { c0 = t0; c1 = t1; } while (0)
322# endif
323static int encode_arm_immediate(unsigned int v);
324static int encode_thumb_immediate(unsigned int v);
325static int encode_thumb_word_immediate(unsigned int v);
326static int encode_thumb_jump(int v);
327static int encode_thumb_cc_jump(int v);
328static int encode_thumb_shift(int v, int type) maybe_unused;
329# define corrr(cc,o,rn,rd,rm) _corrr(_jit,cc,o,rn,rd,rm)
330static void _corrr(jit_state_t*,int,int,int,int,int);
331# define corri(cc,o,rn,rd,im) _corri(_jit,cc,o,rn,rd,im)
332static void _corri(jit_state_t*,int,int,int,int,int);
333#define corri8(cc,o,rn,rt,im) _corri8(_jit,cc,o,rn,rt,im)
334static void _corri8(jit_state_t*,int,int,int,int,int);
335# define torrr(o,rn,rd,rm) _torrr(_jit,o,rn,rd,rm)
336static void _torrr(jit_state_t*,int,int,int,int);
337# define torrrs(o,rn,rd,rm,im) _torrrs(_jit,o,rn,rd,rm,im)
338static void _torrrs(jit_state_t*,int,int,int,int,int) maybe_unused;
339# define torxr(o,rn,rt,rm) _torxr(_jit,o,rn,rt,rm)
340static void _torxr(jit_state_t*,int,int,int,int);
341# define torrrr(o,rn,rl,rh,rm) _torrrr(_jit,o,rn,rl,rh,rm)
342static void _torrrr(jit_state_t*,int,int,int,int,int) maybe_unused;
343# define torrri8(o,rn,rt,rt2,im) _torrri8(_jit,o,rn,rt,rt2,im)
344static void _torrri8(jit_state_t*,int,int,int,int,int) maybe_unused;
345# define coriw(cc,o,rd,im) _coriw(_jit,cc,o,rd,im)
346static void _coriw(jit_state_t*,int,int,int,int);
347# define torri(o,rd,rn,im) _torri(_jit,o,rd,rn,im)
348static void _torri(jit_state_t*,int,int,int,int);
349# define torri8(o,rn,rt,im) _torri8(_jit,o,rn,rt,im)
350static void _torri8(jit_state_t*,int,int,int,int);
351# define torri12(o,rn,rt,im) _torri12(_jit,o,rn,rt,im)
352static void _torri12(jit_state_t*,int,int,int,int);
353# define tshift(o,rd,rm,im) _tshift(_jit,o,rd,rm,im)
354static void _tshift(jit_state_t*,int,int,int,int);
355# define toriw(o,rd,im) _toriw(_jit,o,rd,im)
356static void _toriw(jit_state_t*,int,int,int);
357# define tc8(cc,im) _tc8(_jit,cc,im)
358static void _tc8(jit_state_t*,int,int) maybe_unused;
359# define t11(im) _t11(_jit,im)
360static void _t11(jit_state_t*,int);
361# define tcb(cc,im) _tcb(_jit,cc,im)
362static void _tcb(jit_state_t*,int,int);
363# define blxi(im) _blxi(_jit,im)
364static void _blxi(jit_state_t*,int) maybe_unused;
365# define tb(o,im) _tb(_jit,o,im)
366static void _tb(jit_state_t*,int,int);
367# define corrrr(cc,o,rh,rl,rm,rn) _corrrr(_jit,cc,o,rh,rl,rm,rn)
368static void _corrrr(jit_state_t*,int,int,int,int,int,int);
369# define corrrs(cc,o,rn,rd,rm,im) _corrrs(_jit,cc,o,rn,rd,rm,im)
370static void _corrrs(jit_state_t*,int,int,int,int,int,int);
371# define cshift(cc,o,rd,rm,rn,im) _cshift(_jit,cc,o,rd,rm,rn,im)
372static void _cshift(jit_state_t*,int,int,int,int,int,int);
373# define cb(cc,o,im) _cb(_jit,cc,o,im)
374static void _cb(jit_state_t*,int,int,int);
375# define cbx(cc,o,rm) _cbx(_jit,cc,o,rm)
376static void _cbx(jit_state_t*,int,int,int);
377# define corl(cc,o,r0,i0) _corl(_jit,cc,o,r0,i0)
378static void _corl(jit_state_t*,int,int,int,int);
379# define c6orr(cc,o,r0,r1) _c6orr(_jit,cc,o,r0,r1)
380static void _c6orr(jit_state_t*,int,int,int,int);
381# define tcit(cc,it) _tcit(_jit,cc,it)
382static void _tcit(jit_state_t*,unsigned int,int);
383# define IT(cc) tcit(cc,THUMB2_IT)
384# define ITT(cc) tcit(cc,THUMB2_ITT)
385# define ITE(cc) tcit(cc,THUMB2_ITE)
386# define ITTT(cc) tcit(cc,THUMB2_ITTT)
387# define ITTE(cc) tcit(cc,THUMB2_ITTE)
388# define ITET(cc) tcit(cc,THUMB2_ITET)
389# define ITEE(cc) tcit(cc,THUMB2_ITEE)
390# define ITTTT(cc) tcit(cc,THUMB2_ITTTT)
391# define ITETT(cc) tcit(cc,THUMB2_ITETT)
392# define ITTET(cc) tcit(cc,THUMB2_ITTET)
393# define ITEET(cc) tcit(cc,THUMB2_ITEET)
394# define ITTTE(cc) tcit(cc,THUMB2_ITTTE)
395# define ITETE(cc) tcit(cc,THUMB2_ITETE)
396# define ITTEE(cc) tcit(cc,THUMB2_ITTEE)
397# define ITEEE(cc) tcit(cc,THUMB2_ITEEE)
398# define tpp(o,im) _tpp(_jit,o,im)
399static void _tpp(jit_state_t*,int,int);
400# define torl(o,rn,im) _torl(_jit,o,rn,im)
401static void _torl(jit_state_t*,int,int,int) maybe_unused;
402# define CC_MOV(cc,rd,rm) corrr(cc,ARM_MOV,0,rd,rm)
403# define MOV(rd,rm) CC_MOV(ARM_CC_AL,rd,rm)
404# define T1_MOV(rd,rm) is(THUMB_MOV|((_u4(rd)&8)<<4)|(_u4(rm)<<3)|(rd&7))
405# define T2_MOV(rd,rm) T2_ORR(rd,_R15_REGNO,rm)
406# define CC_MOVI(cc,rd,im) corri(cc,ARM_MOV|ARM_I,0,rd,im)
407# define MOVI(rd,im) CC_MOVI(ARM_CC_AL,rd,im)
408# define CC_MOVWI(cc,rd,im) coriw(cc,ARM_MOVWI,rd,im)
409# define MOVWI(rd,im) CC_MOVWI(ARM_CC_AL,rd,im)
410# define T1_MOVI(rd,im) is(THUMB_MOVI|(_u3(rd)<<8)|_u8(im))
411# define T2_MOVI(rd,im) torri(THUMB2_MOVI,_R15_REGNO,rd,im)
412# define T2_MOVWI(rd,im) toriw(THUMB2_MOVWI,rd,im)
413# define CC_MOVTI(cc,rd,im) coriw(cc,ARM_MOVTI,rd,im)
414# define MOVTI(rd,im) CC_MOVTI(ARM_CC_AL,rd,im)
415# define T2_MOVTI(rd,im) toriw(THUMB2_MOVTI,rd,im)
416# define CC_MVN(cc,rd,rm) corrr(cc,ARM_MVN,0,rd,rm)
417# define MVN(rd,rm) CC_MVN(ARM_CC_AL,rd,rm)
418# define T1_MVN(rd,rm) is(THUMB_MVN|(_u3(rm)<<3)|_u3(rd))
419# define T2_MVN(rd,rm) torrr(THUMB2_MVN,_R15_REGNO,rd,rm)
420# define CC_MVNI(cc,rd,im) corri(cc,ARM_MVN|ARM_I,0,rd,im)
421# define MVNI(rd,im) CC_MVNI(ARM_CC_AL,rd,im)
422# define T2_MVNI(rd,im) torri(THUMB2_MVNI,_R15_REGNO,rd,im)
423# define CC_NOT(cc,rd,rm) CC_MVN(cc,rd,rm)
424# define NOT(rd,rm) CC_NOT(ARM_CC_AL,rd,rm)
425# define T1_NOT(rd,rm) T1_MVN(rd,rm)
426# define T2_NOT(rd,rm) T2_MVN(rd,rm)
427# define NOP() MOV(_R0_REGNO, _R0_REGNO)
428# define T1_NOP() is(0xbf00)
429# define CC_ADD(cc,rd,rn,rm) corrr(cc,ARM_ADD,rn,rd,rm)
430# define ADD(rd,rn,rm) CC_ADD(ARM_CC_AL,rd,rn,rm)
431# define T1_ADD(rd,rn,rm) is(THUMB_ADD|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rd))
432# define T1_ADDX(rdn,rm) is(THUMB_ADDX|((_u4(rdn)&8)<<4)|(_u4(rm)<<3)|(rdn&7))
433# define T2_ADD(rd,rn,rm) torrr(THUMB2_ADD,rn,rd,rm)
434# define CC_ADDI(cc,rd,rn,im) corri(cc,ARM_ADD|ARM_I,rn,rd,im)
435# define ADDI(rd,rn,im) CC_ADDI(ARM_CC_AL,rd,rn,im)
436# define T1_ADDI3(rd,rn,im) is(THUMB_ADDI3|(_u3(im)<<6)|(_u3(rn)<<3)|_u3(rd))
437# define T1_ADDI8(rdn,im) is(THUMB_ADDI8|(_u3(rdn)<<8)|_u8(im))
438# define T2_ADDI(rd,rn,im) torri(THUMB2_ADDI,rn,rd,im)
439# define T2_ADDWI(rd,rn,im) torri(THUMB2_ADDWI,rn,rd,im)
440# define CC_ADDS(cc,rd,rn,rm) corrr(cc,ARM_ADD|ARM_S,rn,rd,rm)
441# define ADDS(rd,rn,rm) CC_ADDS(ARM_CC_AL,rd,rn,rm)
442# define T2_ADDS(rd,rn,rm) torrr(THUMB2_ADD|ARM_S,rn,rd,rm)
443# define ADDSI(rd,rn,im) corri(ARM_CC_AL,ARM_ADD|ARM_S|ARM_I,rn,rd,im)
444# define T2_ADDSI(rd,rn,im) torri(THUMB2_ADDI|ARM_S,rn,rd,im)
445# define CC_ADC(cc,rd,rn,rm) corrr(cc,ARM_ADC,rn,rd,rm)
446# define ADC(rd,rn,rm) CC_ADC(ARM_CC_AL,rd,rn,rm)
447# define T1_ADC(rdn,rm) is(THUMB_ADC|(_u3(rm)<<3)|_u3(rdn))
448# define T2_ADC(rd,rn,rm) torrr(THUMB2_ADC,rn,rd,rm)
449# define CC_ADCI(cc,rd,rn,im) corri(cc,ARM_ADC|ARM_I,rn,rd,im)
450# define ADCI(rd,rn,im) CC_ADCI(ARM_CC_AL,rd,rn,im)
451# define T2_ADCI(rd,rn,im) torri(THUMB2_ADCI,rn,rd,im)
452# define CC_ADCS(cc,rd,rn,rm) corrr(cc,ARM_ADC|ARM_S,rn,rd,rm)
453# define ADCS(rd,rn,rm) CC_ADCS(ARM_CC_AL,rd,rn,rm)
454# define T2_ADCS(rd,rn,rm) torrr(THUMB2_ADC|ARM_S,rn,rd,rm)
455# define CC_ADCSI(cc,rd,rn,im) corri(cc,ARM_ADC|ARM_S|ARM_I,rn,rd,im)
456# define ADCSI(rd,rn,im) CC_ADCSI(ARM_CC_AL,rd,rn,im)
457# define T2_ADCSI(rd,rn,im) torri(THUMB2_ADCI|ARM_S,rn,rd,im)
458# define CC_SUB(cc,rd,rn,rm) corrr(cc,ARM_SUB,rn,rd,rm)
459# define SUB(rd,rn,rm) CC_SUB(ARM_CC_AL,rd,rn,rm)
460# define T1_SUB(rd,rn,rm) is(THUMB_SUB|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rd))
461# define T2_SUB(rd,rn,rm) torrr(THUMB2_SUB,rn,rd,rm)
462# define CC_SUBI(cc,rd,rn,im) corri(cc,ARM_SUB|ARM_I,rn,rd,im)
463# define SUBI(rd,rn,im) CC_SUBI(ARM_CC_AL,rd,rn,im)
464# define T1_SUBI3(rd,rn,im) is(THUMB_SUBI3|(_u3(im)<<6)|(_u3(rn)<<3)|_u3(rd))
465# define T1_SUBI8(rdn,im) is(THUMB_SUBI8|(_u3(rdn)<<8)|_u8(im))
466# define T2_SUBI(rd,rn,im) torri(THUMB2_SUBI,rn,rd,im)
467# define T2_SUBWI(rd,rn,im) torri(THUMB2_SUBWI,rn,rd,im)
468# define CC_SUBS(cc,rd,rn,rm) corrr(cc,ARM_SUB|ARM_S,rn,rd,rm)
469# define SUBS(rd,rn,rm) CC_SUBS(ARM_CC_AL,rd,rn,rm)
470# define T2_SUBS(rd,rn,rm) torrr(THUMB2_SUB|ARM_S,rn,rd,rm)
471# define CC_SUBSI(cc,rd,rn,im) corri(cc,ARM_SUB|ARM_S|ARM_I,rn,rd,im)
472# define SUBSI(rd,rn,im) CC_SUBSI(ARM_CC_AL,rd,rn,im)
473# define T2_SUBSI(rd,rn,im) torri(THUMB2_SUBI|ARM_S,rn,rd,im)
474# define CC_SBC(cc,rd,rn,rm) corrr(cc,ARM_SBC,rn,rd,rm)
475# define SBC(rd,rn,rm) CC_SBC(ARM_CC_AL,rd,rn,rm)
476# define T1_SBC(rdn,rm) is(THUMB_SBC|(_u3(rm)<<3)|_u3(rdn))
477# define T2_SBC(rd,rn,rm) torrr(THUMB2_SBC,rn,rd,rm)
478# define CC_SBCI(cc,rd,rn,im) corri(cc,ARM_SBC|ARM_I,rn,rd,im)
479# define SBCI(rd,rn,im) CC_SBCI(ARM_CC_AL,rd,rn,im)
480# define T2_SBCI(rd,rn,im) torri(THUMB2_SBCI,rn,rd,im)
481# define CC_SBCS(cc,rd,rn,rm) corrr(cc,ARM_SBC|ARM_S,rn,rd,rm)
482# define SBCS(rd,rn,rm) CC_SBCS(ARM_CC_AL,rd,rn,rm)
483# define T2_SBCS(rd,rn,rm) torrr(THUMB2_SBC|ARM_S,rn,rd,rm)
484# define CC_SBCSI(cc,rd,rn,im) corri(cc,ARM_SBC|ARM_S|ARM_I,rn,rd,im)
485# define SBCSI(rd,rn,im) CC_SBCSI(ARM_CC_AL,rd,rn,im)
486# define T2_SBCSI(rd,rn,im) torri(THUMB2_SBCI|ARM_S,rn,rd,im)
487# define CC_RSB(cc,rd,rn,rm) corrr(cc,ARM_RSB,rn,rd,rm)
488# define RSB(rd,rn,rm) CC_RSB(ARM_CC_AL,rd,rn,rm)
489# define T2_RSB(rd,rn,rm) torrr(THUMB2_RSB,rn,rd,rm)
490# define CC_RSBI(cc,rd,rn,im) corri(cc,ARM_RSB|ARM_I,rn,rd,im)
491# define RSBI(rd,rn,im) CC_RSBI(ARM_CC_AL,rd,rn,im)
492# define T1_RSBI(rd,rn) is(THUMB_RSBI|(_u3(rn)<<3)|_u3(rd))
493# define T2_RSBI(rd,rn,im) torri(THUMB2_RSBI,rn,rd,im)
494# define CC_MUL(cc,rl,rn,rm) corrrr(cc,ARM_MUL,rl,0,rm,rn)
495# define MUL(rl,rn,rm) CC_MUL(ARM_CC_AL,rl,rn,rm)
496# define T1_MUL(rdm,rn) is(THUMB_MUL|(_u3(rn)<<3)|_u3(rdm))
497# define T2_MUL(rd,rn,rm) torrr(THUMB2_MUL,rn,rd,rm)
498# define CC_SMULL(cc,rl,rh,rn,rm) corrrr(cc,ARM_SMULL,rh,rl,rm,rn)
499# define SMULL(rl,rh,rn,rm) CC_SMULL(ARM_CC_AL,rl,rh,rn,rm)
500# define T2_SMULL(rl,rh,rn,rm) torrrr(THUMB2_SMULL,rn,rl,rh,rm)
501# define CC_UMULL(cc,rl,rh,rn,rm) corrrr(cc,ARM_UMULL,rh,rl,rm,rn)
502# define UMULL(rl,rh,rn,rm) CC_UMULL(ARM_CC_AL,rl,rh,rn,rm)
503# define T2_UMULL(rl,rh,rn,rm) torrrr(THUMB2_UMULL,rn,rl,rh,rm)
504# define T2_SDIV(rd,rn,rm) torrr(THUMB2_SDIV,rn,rd,rm)
505# define T2_UDIV(rd,rn,rm) torrr(THUMB2_UDIV,rn,rd,rm)
506# define CC_AND(cc,rd,rn,rm) corrr(cc,ARM_AND,rn,rd,rm)
507# define AND(rd,rn,rm) CC_AND(ARM_CC_AL,rd,rn,rm)
508# define T1_AND(rdn,rm) is(THUMB_AND|(_u3(rm)<<3)|_u3(rdn))
509# define T2_AND(rd,rn,rm) torrr(THUMB2_AND,rn,rd,rm)
510# define CC_ANDI(cc,rd,rn,im) corri(cc,ARM_AND|ARM_I,rn,rd,im)
511# define ANDI(rd,rn,im) CC_ANDI(ARM_CC_AL,rd,rn,im)
512# define T2_ANDI(rd,rn,im) torri(THUMB2_ANDI,rn,rd,im)
513# define CC_ANDS(cc,rd,rn,rm) corrr(cc,ARM_AND|ARM_S,rn,rd,rm)
514# define ANDS(rd,rn,rm) CC_ANDS(ARM_CC_AL,rd,rn,rm)
515# define T2_ANDS(rd,rn,rm) torrr(THUMB2_AND|ARM_S,rn,rd,rm)
516# define CC_ANDSI(cc,rd,rn,im) corri(cc,ARM_AND|ARM_S|ARM_I,rn,rd,im)
517# define ANDSI(rd,rn,im) CC_ANDSI(ARM_CC_AL,rd,rn,im)
518# define T2_ANDSI(rd,rn,im) torri(ARM_CC_AL,THUMB2_ANDI|ARM_S,rn,rd,im)
519# define CC_BIC(cc,rd,rn,rm) corrr(cc,ARM_BIC,rn,rd,rm)
520# define BIC(rd,rn,rm) CC_BIC(ARM_CC_AL,rd,rn,rm)
521# define T2_BIC(rd,rn,rm) torrr(THUMB2_BIC,rn,rd,rm)
522# define CC_BICI(cc,rd,rn,im) corri(cc,ARM_BIC|ARM_I,rn,rd,im)
523# define BICI(rd,rn,im) CC_BICI(ARM_CC_AL,rd,rn,im)
524# define T2_BICI(rd,rn,im) torri(THUMB2_BICI,rn,rd,im)
525# define CC_BICS(cc,rd,rn,rm) corrr(cc,ARM_BIC|ARM_S,rn,rd,rm)
526# define BICS(rd,rn,rm) CC_BICS(ARM_CC_AL,rd,rn,rm)
527# define T2_BICS(rd,rn,rm) torrr(THUMB2_BIC|ARM_S,rn,rd,rm)
528# define CC_BICSI(cc,rd,rn,im) corri(cc,ARM_BIC|ARM_S|ARM_I,rn,rd,im)
529# define BICSI(rd,rn,im) CC_BICSI(ARM_CC_AL,rd,rn,im)
530# define T2_BICSI(rd,rn,im) torri(ARM_CC_AL,THUMB2_BICI|ARM_S,rn,rd,im)
531# define CC_ORR(cc,rd,rn,rm) corrr(cc,ARM_ORR,rn,rd,rm)
532# define ORR(rd,rn,rm) CC_ORR(ARM_CC_AL,rd,rn,rm)
533# define T1_ORR(rdn,rm) is(THUMB_ORR|(_u3(rm)<<3)|_u3(rdn))
534# define T2_ORR(rd,rn,rm) torrr(THUMB2_ORR,rn,rd,rm)
535# define CC_ORR_SI(cc,rd,rn,rt,sh,im) corrrs(cc,ARM_ORR|sh,rn,rd,rm,im)
536# define ORR_SI(r0,r1,r2,sh,im) CC_ORR_SI(ARM_CC_AL,r0,r1,r2,sh,im)
537# define CC_ORRI(cc,rd,rn,im) corri(cc,ARM_ORR|ARM_I,rn,rd,im)
538# define ORRI(rd,rn,im) CC_ORRI(ARM_CC_AL,rd,rn,im)
539# define T2_ORRI(rd,rn,im) torri(THUMB2_ORRI,rn,rd,im)
540# define CC_EOR(cc,rd,rn,rm) corrr(cc,ARM_EOR,rn,rd,rm)
541# define EOR(rd,rn,rm) CC_EOR(ARM_CC_AL,rd,rn,rm)
542# define T1_EOR(rdn,rm) is(THUMB_EOR|(_u3(rm)<<3)|_u3(rdn))
543# define T2_EOR(rd,rn,rm) torrr(THUMB2_EOR,rn,rd,rm)
544# define CC_EOR_SI(cc,rd,rn,rm,sh,im) corrrs(cc,ARM_EOR|sh,rn,rd,rm,im)
545# define EOR_SI(r0,r1,r2,sh,im) CC_EOR_SI(ARM_CC_AL,r0,r1,r2,sh,im)
546# define CC_EORI(cc,rd,rn,im) corri(cc,ARM_EOR|ARM_I,rn,rd,im)
547# define EORI(rd,rn,im) CC_EORI(ARM_CC_AL,rd,rn,im)
548# define T2_EORI(rd,rn,im) torri(THUMB2_EORI,rn,rd,im)
549# define CC_REV(cc,rd,rm) c6orr(cc,ARM_REV,rd,rm)
550# define REV(rd,rm) CC_REV(ARM_CC_AL,rd,rm)
551# define T1_REV(rd,rm) is(THUMB_REV|(_u3(rm)<<3)|_u3(rd))
552# define T2_REV(rd,rm) torrr(THUMB2_REV,rm,rd,rm)
553# define CC_REV16(cc,rd,rm) c6orr(cc,ARM_REV16,rd,rm)
554# define REV16(rd,rm) CC_REV16(ARM_CC_AL,rd,rm)
555# define T1_REV16(rd,rm) is(THUMB_REV16|(_u3(rm)<<3)|_u3(rd))
556# define T2_REV16(rd,rm) torrr(THUMB2_REV16,rm,rd,rm)
557# define CC_SXTB(cc,rd,rm) c6orr(cc,ARM_SXTB,rd,rm)
558# define SXTB(rd,rm) CC_SXTB(ARM_CC_AL,rd,rm)
559# define T1_SXTB(rd,rm) is(THUMB_SXTB|(_u3(rm)<<3)|_u3(rd))
560# define T2_SXTB(rd,rm) torrr(THUMB2_SXTB,_R15_REGNO,rd,rm)
561# define CC_UXTB(cc,rd,rm) c6orr(cc,ARM_UXTB,rd,rm)
562# define UXTB(rd,rm) CC_UXTB(ARM_CC_AL,rd,rm)
563# define T1_UXTB(rd,rm) is(THUMB_UXTB|(_u3(rm)<<3)|_u3(rd))
564# define T2_UXTB(rd,rm) torrr(THUMB2_UXTB,_R15_REGNO,rd,rm)
565# define CC_SXTH(cc,rd,rm) c6orr(cc,ARM_SXTH,rd,rm)
566# define SXTH(rd,rm) CC_SXTH(ARM_CC_AL,rd,rm)
567# define T1_SXTH(rd,rm) is(THUMB_SXTH|(_u3(rm)<<3)|_u3(rd))
568# define T2_SXTH(rd,rm) torrr(THUMB2_SXTH,_R15_REGNO,rd,rm)
569# define CC_UXTH(cc,rd,rm) c6orr(cc,ARM_UXTH,rd,rm)
570# define UXTH(rd,rm) CC_UXTH(ARM_CC_AL,rd,rm)
571# define T1_UXTH(rd,rm) is(THUMB_UXTH|(_u3(rm)<<3)|_u3(rd))
572# define T2_UXTH(rd,rm) torrr(THUMB2_UXTH,_R15_REGNO,rd,rm)
573# define CC_SHIFT(cc,o,rd,rm,rn,im) cshift(cc,o,rd,rm,rn,im)
574# define CC_LSL(cc,rd,rn,rm) CC_SHIFT(cc,ARM_LSL|ARM_R,rd,rm,rn,0)
575# define LSL(rd,rn,rm) CC_LSL(ARM_CC_AL,rd,rn,rm)
576# define T1_LSL(rdn,rm) is(THUMB_LSL|(_u3(rm)<<3)|_u3(rdn))
577# define T2_LSL(rd,rn,rm) torrr(THUMB2_LSL,rn,rd,rm)
578# define CC_LSLI(cc,rd,rn,im) CC_SHIFT(cc,ARM_LSL,rd,0,rn,im)
579# define LSLI(rd,rn,im) CC_LSLI(ARM_CC_AL,rd,rn,im)
580# define T1_LSLI(rd,rm,im) is(THUMB_LSLI|(_u5(im)<<6)|(_u3(rm)<<3)|_u3(rd))
581# define T2_LSLI(rd,rm,im) tshift(THUMB2_LSLI,rd,rm,im)
582# define CC_LSR(cc,rd,rn,rm) CC_SHIFT(cc,ARM_LSR|ARM_R,rd,rm,rn,0)
583# define LSR(rd,rn,rm) CC_LSR(ARM_CC_AL,rd,rn,rm)
584# define T1_LSR(rdn,rm) is(THUMB_LSR|(_u3(rm)<<3)|_u3(rdn))
585# define T2_LSR(rd,rn,rm) torrr(THUMB2_LSR,rn,rd,rm)
586# define CC_LSRI(cc,rd,rn,im) CC_SHIFT(cc,ARM_LSR,rd,0,rn,im)
587# define LSRI(rd,rn,im) CC_LSRI(ARM_CC_AL,rd,rn,im)
588# define T1_LSRI(rd,rm,im) is(THUMB_LSRI|(_u5(im)<<6)|(_u3(rm)<<3)|_u3(rd))
589# define T2_LSRI(rd,rm,im) tshift(THUMB2_LSRI,rd,rm,im)
590# define CC_ASR(cc,rd,rn,rm) CC_SHIFT(cc,ARM_ASR|ARM_R,rd,rm,rn,0)
591# define ASR(rd,rn,rm) CC_ASR(ARM_CC_AL,rd,rn,rm)
592# define T1_ASR(rdn,rm) is(THUMB_ASR|(_u3(rm)<<3)|_u3(rdn))
593# define T2_ASR(rd,rn,rm) torrr(THUMB2_ASR,rn,rd,rm)
594# define CC_ASRI(cc,rd,rn,im) CC_SHIFT(cc,ARM_ASR,rd,0,rn,im)
595# define ASRI(rd,rn,im) CC_ASRI(ARM_CC_AL,rd,rn,im)
596# define T1_ASRI(rd,rm,im) is(THUMB_ASRI|(_u5(im)<<6)|(_u3(rm)<<3)|_u3(rd))
597# define T2_ASRI(rd,rm,im) tshift(THUMB2_ASRI,rd,rm,im)
598# define CC_CMP(cc,rn,rm) corrr(cc,ARM_CMP,rn,0,rm)
599# define CMP(rn,rm) CC_CMP(ARM_CC_AL,rn,rm)
600# define T1_CMP(rn,rm) is(THUMB_CMP|(_u3(rm)<<3)|_u3(rn))
601# define T1_CMPX(rn,rm) is(THUMB_CMPX|((_u4(rn)&8)<<4)|(_u4(rm)<<3)|(rn&7))
602# define T2_CMP(rn,rm) torrr(THUMB2_CMP,rn,_R15_REGNO,rm)
603# define CC_CMPI(cc,rn,im) corri(cc,ARM_CMP|ARM_I,rn,0,im)
604# define CMPI(rn,im) CC_CMPI(ARM_CC_AL,rn,im)
605# define T1_CMPI(rn,im) is(THUMB_CMPI|(_u3(rn)<<8)|_u8(im))
606# define T2_CMPI(rn,im) torri(THUMB2_CMPI,rn,_R15_REGNO,im)
607# define CC_CMN(cc,rn,rm) corrr(cc,ARM_CMN,rn,0,rm)
608# define CMN(rn,rm) CC_CMN(ARM_CC_AL,rn,rm)
609# define T1_CMN(rn,rm) is(THUMB_CMN|(_u3(rm)<<3)|_u3(rm))
610# define T2_CMN(rn,rm) torrr(THUMB2_CMN,rn,_R15_REGNO,rm)
611# define CC_CMNI(cc,rn,im) corri(cc,ARM_CMN|ARM_I,rn,0,im)
612# define CMNI(rn,im) CC_CMNI(ARM_CC_AL,rn,im)
613# define T2_CMNI(rn,im) torri(THUMB2_CMNI,rn,_R15_REGNO,im)
614# define CC_TST(cc,rn,rm) corrr(cc,ARM_TST,rn,r0,rm)
40a44dcb 615# define TST(rn,rm) corrr(ARM_CC_AL,ARM_TST,rn,0,rm)
4a71579b
PC
616# define T1_TST(rn,rm) is(THUMB_TST|(_u3(rm)<<3)|_u3(rn))
617# define T2_TST(rn,rm) torrr(THUMB2_TST,rn,_R15_REGNO,rm)
618# define CC_TSTI(cc,rn,im) corri(cc,ARM_TST|ARM_I,rn,0,im)
619# define TSTI(rn,im) CC_TSTI(ARM_CC_AL,rn,im)
620# define T2_TSTI(rn,im) torri(THUMB2_TSTI,rn,_R15_REGNO,im)
621# define CC_TEQ(cc,rn,rm) corrr(cc,ARM_TEQ,rn,0,rm)
622# define TEQ(rn,rm) CC_TEQ(ARM_CC_AL,rn,rm)
623# define CC_TEQI(cc,rm,im) corri(cc,ARM_TEQ|ARM_I,rn,0,im)
624# define TEQI(rn,im) CC_TEQI(ARM_CC_AL,rn,im)
625# define CC_BX(cc,rm) cbx(cc,ARM_BX,rm)
626# define BX(rm) CC_BX(ARM_CC_AL,rm)
627# define T1_BX(rm) is(0x4700|(_u4(rm)<<3))
628# define CC_BLX(cc,rm) cbx(cc,ARM_BLX,rm)
629# define BLX(rm) CC_BLX(ARM_CC_AL,rm)
630# define T1_BLX(rm) is(THUMB_BLX|(_u4(rm)<<3))
631# define BLXI(im) blxi(im)
632# define T2_BLXI(im) tb(THUMB2_BLXI,im)
633# define CC_B(cc,im) cb(cc,ARM_B,im)
634# define B(im) CC_B(ARM_CC_AL,im)
635# define T1_CC_B(cc,im) tc8(cc,im)
636# define T1_B(im) t11(im)
637# define T2_CC_B(cc,im) tcb(cc,im)
638# define T2_B(im) tb(THUMB2_B,im)
639# define CC_BLI(cc,im) cb(cc,ARM_BLI,im)
640# define BLI(im) CC_BLI(ARM_CC_AL,im)
641# define T2_BLI(im) tb(THUMB2_BLI,im)
642# define CC_LDRSB(cc,rt,rn,rm) corrr(cc,ARM_LDRSB|ARM_P,rn,rt,rm)
643# define LDRSB(rt,rn,rm) CC_LDRSB(ARM_CC_AL,rt,rn,rm)
644# define T1_LDRSB(rt,rn,rm) is(THUMB_LDRSB|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
645# define T2_LDRSB(rt,rn,rm) torxr(THUMB2_LDRSB,rn,rt,rm)
646# define CC_LDRSBN(cc,rt,rn,rm) corrr(cc,ARM_LDRSB,rn,rt,rm)
647# define LDRSBN(rt,rn,rm) CC_LDRSBN(ARM_CC_AL,rt,rn,rm)
648# define CC_LDRSBI(cc,rt,rn,im) corri8(cc,ARM_LDRSBI|ARM_P,rn,rt,im)
649# define LDRSBI(rt,rn,im) CC_LDRSBI(ARM_CC_AL,rt,rn,im)
650# define T2_LDRSBI(rt,rn,im) torri8(THUMB2_LDRSBI|THUMB2_U,rn,rt,im)
651# define T2_LDRSBWI(rt,rn,im) torri12(THUMB2_LDRSBWI,rn,rt,im)
652# define CC_LDRSBIN(cc,rt,rn,im) corri8(cc,ARM_LDRSBI,rn,rt,im)
653# define LDRSBIN(rt,rn,im) CC_LDRSBIN(ARM_CC_AL,rt,rn,im)
654# define T2_LDRSBIN(rt,rn,im) torri8(THUMB2_LDRSBI,rn,rt,im)
655# define CC_LDRB(cc,rt,rn,rm) corrr(cc,ARM_LDRB|ARM_P,rn,rt,rm)
656# define LDRB(rt,rn,rm) CC_LDRB(ARM_CC_AL,rt,rn,rm)
657# define T1_LDRB(rt,rn,rm) is(THUMB_LDRB|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
658# define T2_LDRB(rt,rn,rm) torxr(THUMB2_LDRB,rn,rt,rm)
659# define CC_LDRBN(cc,rt,rn,rm) corrr(cc,ARM_LDRB,rn,rt,rm)
660# define LDRBN(rt,rn,rm) CC_LDRBN(ARM_CC_AL,rt,rn,rm)
661# define CC_LDRBI(cc,rt,rn,im) corri(cc,ARM_LDRBI|ARM_P,rn,rt,im)
662# define LDRBI(rt,rn,im) CC_LDRBI(ARM_CC_AL,rt,rn,im)
663# define T1_LDRBI(rt,rn,im) is(THUMB_LDRBI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
664# define T2_LDRBI(rt,rn,im) torri8(THUMB2_LDRBI|THUMB2_U,rn,rt,im)
665# define T2_LDRBWI(rt,rn,im) torri12(THUMB2_LDRBWI,rn,rt,im)
666# define CC_LDRBIN(cc,rt,rn,im) corri(cc,ARM_LDRBI,rn,rt,im)
667# define LDRBIN(rt,rn,im) CC_LDRBIN(ARM_CC_AL,rt,rn,im)
668# define T2_LDRBIN(rt,rn,im) torri8(THUMB2_LDRBI,rn,rt,im)
669# define CC_LDRSH(cc,rt,rn,rm) corrr(cc,ARM_LDRSH|ARM_P,rn,rt,rm)
670# define LDRSH(rt,rn,rm) CC_LDRSH(ARM_CC_AL,rt,rn,rm)
671# define T1_LDRSH(rt,rn,rm) is(THUMB_LDRSH|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
672# define T2_LDRSH(rt,rn,rm) torxr(THUMB2_LDRSH,rn,rt,rm)
673# define CC_LDRSHN(cc,rt,rn,rm) corrr(cc,ARM_LDRSH,rn,rt,rm)
674# define LDRSHN(rt,rn,rm) CC_LDRSHN(ARM_CC_AL,rt,rn,rm)
675# define CC_LDRSHI(cc,rt,rn,im) corri8(cc,ARM_LDRSHI|ARM_P,rn,rt,im)
676# define LDRSHI(rt,rn,im) CC_LDRSHI(ARM_CC_AL,rt,rn,im)
677# define T2_LDRSHI(rt,rn,im) torri8(THUMB2_LDRSHI|THUMB2_U,rn,rt,im)
678# define T2_LDRSHWI(rt,rn,im) torri12(THUMB2_LDRSHWI,rn,rt,im)
679# define CC_LDRSHIN(cc,rt,rn,im) corri8(cc,ARM_LDRSHI,rn,rt,im)
680# define LDRSHIN(rt,rn,im) CC_LDRSHIN(ARM_CC_AL,rt,rn,im)
681# define T2_LDRSHIN(rt,rn,im) torri8(THUMB2_LDRSHI,rn,rt,im)
682# define CC_LDRH(cc,rt,rn,rm) corrr(cc,ARM_LDRH|ARM_P,rn,rt,rm)
683# define LDRH(rt,rn,rm) CC_LDRH(ARM_CC_AL,rt,rn,rm)
684# define T1_LDRH(rt,rn,rm) is(THUMB_LDRH|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
685# define T2_LDRH(rt,rn,rm) torxr(THUMB2_LDRH,rn,rt,rm)
686# define CC_LDRHN(cc,rt,rn,rm) corrr(cc,ARM_LDRH,rn,rt,rm)
687# define LDRHN(rt,rn,rm) CC_LDRHN(ARM_CC_AL,rt,rn,rm)
688# define CC_LDRHI(cc,rt,rn,im) corri8(cc,ARM_LDRHI|ARM_P,rn,rt,im)
689# define LDRHI(rt,rn,im) CC_LDRHI(ARM_CC_AL,rt,rn,im)
690# define T1_LDRHI(rt,rn,im) is(THUMB_LDRHI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
691# define T2_LDRHI(rt,rn,im) torri8(THUMB2_LDRHI|THUMB2_U,rn,rt,im)
692# define T2_LDRHWI(rt,rn,im) torri12(THUMB2_LDRHWI,rn,rt,im)
693# define CC_LDRHIN(cc,rt,rn,im) corri8(cc,ARM_LDRHI,rn,rt,im)
694# define LDRHIN(rt,rn,im) CC_LDRHIN(ARM_CC_AL,rt,rn,im)
695# define T2_LDRHIN(rt,rn,im) torri8(THUMB2_LDRHI,rn,rt,im)
696# define CC_LDR(cc,rt,rn,rm) corrr(cc,ARM_LDR|ARM_P,rn,rt,rm)
697# define LDR(rt,rn,rm) CC_LDR(ARM_CC_AL,rt,rn,rm)
698# define T1_LDR(rt,rn,rm) is(THUMB_LDR|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
699# define T2_LDR(rt,rn,rm) torxr(THUMB2_LDR,rn,rt,rm)
700# define CC_LDRN(cc,rt,rn,rm) corrr(cc,ARM_LDR,rn,rt,rm)
701# define LDRN(rt,rn,rm) CC_LDRN(ARM_CC_AL,rt,rn,rm)
702# define CC_LDRI(cc,rt,rn,im) corri(cc,ARM_LDRI|ARM_P,rn,rt,im)
703# define LDRI(rt,rn,im) CC_LDRI(ARM_CC_AL,rt,rn,im)
704# define T1_LDRI(rt,rn,im) is(THUMB_LDRI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
705# define T1_LDRISP(rt,im) is(THUMB_LDRISP|(_u3(rt)<<8)|_u8(im))
706# define T2_LDRI(rt,rn,im) torri8(THUMB2_LDRI|THUMB2_U,rn,rt,im)
707# define T2_LDRWI(rt,rn,im) torri12(THUMB2_LDRWI,rn,rt,im)
708# define CC_LDRIN(cc,rt,rn,im) corri(cc,ARM_LDRI,rn,rt,im)
709# define LDRIN(rt,rn,im) CC_LDRIN(ARM_CC_AL,rt,rn,im)
710# define T2_LDRIN(rt,rn,im) torri8(THUMB2_LDRI,rn,rt,im)
711# define CC_LDRD(cc,rt,rn,rm) corrr(cc,ARM_LDRD|ARM_P,rn,rt,rm)
712# define LDRD(rt,rn,rm) CC_LDRD(ARM_CC_AL,rt,rn,rm)
713# define T2_LDRDI(rt,rt2,rn,im) torrri8(THUMB2_LDRDI|ARM_P,rn,rt,rt2,im)
714# define CC_LDRDN(cc,rt,rn,rm) corrr(cc,ARM_LDRD,rn,rt,rm)
715# define LDRDN(rd,rn,rm) CC_LDRDN(ARM_CC_AL,rt,rn,rm)
716# define CC_LDRDI(cc,rt,rn,im) corri8(cc,ARM_LDRDI|ARM_P,rn,rt,im)
717# define LDRDI(rt,rn,im) CC_LDRDI(ARM_CC_AL,rt,rn,im)
718# define CC_LDRDIN(cc,rt,rn,im) corri8(cc,ARM_LDRDI,rn,rt,im)
719# define LDRDIN(rt,rn,im) CC_LDRDIN(ARM_CC_AL,rt,rn,im)
720# define T2_LDRDIN(rt,rt2,rn,im) torrri8(THUMB2_LDRDI,rn,rt,rt2,im)
721# define CC_STRB(cc,rt,rn,rm) corrr(cc,ARM_STRB|ARM_P,rn,rt,rm)
722# define STRB(rt,rn,rm) CC_STRB(ARM_CC_AL,rt,rn,rm)
723# define T1_STRB(rt,rn,rm) is(THUMB_STRB|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
724# define T2_STRB(rt,rn,rm) torxr(THUMB2_STRB,rn,rt,rm)
725# define CC_STRBN(cc,rt,rn,rm) corrr(cc,ARM_STRB,rn,rt,rm)
726# define STRBN(rt,rn,rm) CC_STRBN(ARM_CC_AL,rt,rn,rm)
727# define CC_STRBI(cc,rt,rn,im) corri(cc,ARM_STRBI|ARM_P,rn,rt,im)
728# define STRBI(rt,rn,im) CC_STRBI(ARM_CC_AL,rt,rn,im)
729# define T1_STRBI(rt,rn,im) is(THUMB_STRBI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
730# define T2_STRBI(rt,rn,im) torri8(THUMB2_STRBI|THUMB2_U,rn,rt,im)
731# define T2_STRBWI(rt,rn,im) torri12(THUMB2_STRBWI,rn,rt,im)
732# define CC_STRBIN(cc,rt,rn,im) corri(cc,ARM_STRBI,rn,rt,im)
733# define STRBIN(rt,rn,im) CC_STRBIN(ARM_CC_AL,rt,rn,im)
734# define T2_STRBIN(rt,rn,im) torri8(THUMB2_STRBI,rn,rt,im)
735# define CC_STRH(cc,rt,rn,rm) corrr(cc,ARM_STRH|ARM_P,rn,rt,rm)
736# define STRH(rt,rn,rm) CC_STRH(ARM_CC_AL,rt,rn,rm)
737# define T1_STRH(rt,rn,rm) is(THUMB_STRH|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
738# define T2_STRH(rt,rn,rm) torxr(THUMB2_STRH,rn,rt,rm)
739# define CC_STRHN(cc,rt,rn,rm) corrr(cc,ARM_STRH,rn,rt,rm)
740# define STRHN(rt,rn,rm) CC_STRHN(ARM_CC_AL,rt,rn,rm)
741# define CC_STRHI(cc,rt,rn,im) corri8(cc,ARM_STRHI|ARM_P,rn,rt,im)
742# define STRHI(rt,rn,im) CC_STRHI(ARM_CC_AL,rt,rn,im)
743# define T1_STRHI(rt,rn,im) is(THUMB_STRHI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
744# define T2_STRHI(rt,rn,im) torri8(THUMB2_STRHI|THUMB2_U,rn,rt,im)
745# define T2_STRHWI(rt,rn,im) torri12(THUMB2_STRHWI,rn,rt,im)
746# define CC_STRHIN(cc,rt,rn,im) corri8(cc,ARM_STRHI,rn,rt,im)
747# define STRHIN(rt,rn,im) CC_STRHIN(ARM_CC_AL,rt,rn,im)
748# define T2_STRHIN(rt,rn,im) torri8(THUMB2_STRHI,rn,rt,im)
749# define CC_STR(cc,rt,rn,rm) corrr(cc,ARM_STR|ARM_P,rn,rt,rm)
750# define STR(rt,rn,rm) CC_STR(ARM_CC_AL,rt,rn,rm)
751# define T1_STR(rt,rn,rm) is(THUMB_STR|(_u3(rm)<<6)|(_u3(rn)<<3)|_u3(rt))
752# define T2_STR(rt,rn,rm) torxr(THUMB2_STR,rn,rt,rm)
753# define CC_STRN(cc,rt,rn,rm) corrr(cc,ARM_STR,rn,rt,rm)
754# define STRN(rt,rn,rm) CC_STRN(ARM_CC_AL,rt,rn,rm)
755# define CC_STRI(cc,rt,rn,im) corri(cc,ARM_STRI|ARM_P,rn,rt,im)
756# define STRI(rt,rn,im) CC_STRI(ARM_CC_AL,rt,rn,im)
757# define T1_STRI(rt,rn,im) is(THUMB_STRI|(_u5(im)<<6)|(_u3(rn)<<3)|_u3(rt))
758# define T1_STRISP(rt,im) is(THUMB_STRISP|(_u3(rt)<<8)|(_u8(im)))
759# define T2_STRI(rt,rn,im) torri8(THUMB2_STRI|THUMB2_U,rn,rt,im)
760# define T2_STRWI(rt,rn,im) torri12(THUMB2_STRWI,rn,rt,im)
761# define CC_STRIN(cc,rt,rn,im) corri(cc,ARM_STRI,rn,rt,im)
762# define STRIN(rt,rn,im) CC_STRIN(ARM_CC_AL,rt,rn,im)
763# define T2_STRIN(rt,rn,im) torri8(THUMB2_STRI,rn,rt,im)
764# define CC_STRD(cc,rt,rn,rm) corrr(cc,ARM_STRD|ARM_P,rn,rt,rm)
765# define STRD(rt,rn,rm) CC_STRD(ARM_CC_AL,rt,rn,rm)
766# define CC_STRDN(cc,rt,rn,rm) corrr(cc,ARM_STRD,rn,rt,rm)
767# define STRDN(rt,rn,rm) CC_STRDN(ARM_CC_AL,rt,rn,rm)
768# define CC_STRDI(cc,rt,rn,im) corri8(cc,ARM_STRDI|ARM_P,rn,rt,im)
769# define STRDI(rt,rn,im) CC_STRDI(ARM_CC_AL,rt,rn,im)
770# define T2_STRDI(rt,rt2,rn,im) torrri8(THUMB2_STRDI|ARM_P,rn,rt,rt2,im)
771# define CC_STRDIN(cc,rt,rn,im) corri8(cc,ARM_STRDI,rn,rt,im)
772# define STRDIN(rt,rn,im) CC_STRDIN(ARM_CC_AL,rt,rn,im)
773# define T2_STRDIN(rt,rt2,rn,im) torrri8(THUMB2_STRDI,rn,rt,rt2,im)
774# define CC_LDMIA(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_I,rn,im)
775# define LDMIA(rn,im) CC_LDMIA(ARM_CC_AL,rn,im)
776# define CC_LDM(cc,rn,im) CC_LDMIA(cc,rn,im)
777# define LDM(rn,im) LDMIA(rn,im)
778# define T1_LDMIA(rn,im) is(THUMB_LDMIA|(_u3(rn)<<8)|im)
779# define T2_LDMIA(rn,im) torl(THUMB2_LDMIA,rn,im)
780# define CC_LDMIA_U(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_I|ARM_M_U,rn,im)
781# define LDMIA_U(rn,im) CC_LDMIA_U(ARM_CC_AL,rn,im)
782# define LDM_U(r0,i0) LDMIA_U(r0,i0)
783# define CC_LDMIB(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_I|ARM_M_B,rn,im)
784# define LDMIB(rn,im) CC_LDMIB(ARM_CC_AL,rn,im)
785# define CC_LDMIB_U(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_I|ARM_M_B|ARM_M_U,rn,im)
786# define LDMIB_U(rn,im) CC_LDMIB_U(ARM_CC_AL,rn,im)
787# define CC_LDMDA(cc,rn,im) corl(cc,ARM_M|ARM_M_L,rn,im)
788# define LDMDA(rn,im) CC_LDMDA(ARM_CC_AL,rn,im)
789# define CC_LDMDA_U(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_U,rn,im)
790# define LDMDA_U(rn,im) CC_LDMDA_U(ARM_CC_AL,rn,im)
791# define CC_LDMDB(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_B,rn,im)
792# define LDMDB(rn,im) CC_LDMDB(ARM_CC_AL,rn,im)
793# define T2_LDMDB(rn,im) torl(THUMB2_LDMDB,rn,im)
794# define CC_LDMDB_U(cc,rn,im) corl(cc,ARM_M|ARM_M_L|ARM_M_B|ARM_M_U,rn,im)
795# define LDMDB_U(rn,im) CC_LDMDB_U(ARM_CC_AL,rn,im)
796# define CC_STMIA(cc,rn,im) corl(cc,ARM_M|ARM_M_I,rn,im)
797# define STMIA(rn,im) CC_STMIA(ARM_CC_AL,rn,im)
798# define CC_STM(cc,rn,im) CC_STMIA(cc,rn,im)
799# define STM(rn,im) STMIA(rn,im)
800# define CC_STMIA_U(cc,rn,im) corl(cc,ARM_M|ARM_M_I|ARM_M_U,rn,im)
801# define STMIA_U(rn,im) CC_STMIA_U(ARM_CC_AL,rn,im)
802# define CC_STM_U(cc,rn,im) CC_STMIA_U(cc,rn,im)
803# define STM_U(rn,im) STMIA_U(rn,im)
804# define CC_STMIB(cc,rn,im) corl(cc,ARM_M|ARM_M_I|ARM_M_B,rn,im)
805# define STMIB(rn,im) CC_STMIB(ARM_CC_AL,rn,im)
806# define CC_STMIB_U(cc,rn,im) corl(cc,ARM_M|ARM_M_I|ARM_M_B|ARM_M_U,rn,im)
807# define STMIB_U(rn,im) CC_STMIB_U(ARM_CC_AL,rn,im)
808# define CC_STMDA(cc,rn,im) corl(cc,ARM_M,rn,im)
809# define STMDA(rn,im) CC_STMDA(ARM_CC_AL,rn,im)
810# define CC_STMDA_U(cc,rn,im) corl(cc,ARM_M|ARM_M_U,rn,im)
811# define STMDA_U(rn,im) CC_STMDA_U(ARM_CC_AL,rn,im)
812# define CC_STMDB(cc,rn,im) corl(cc,ARM_M|ARM_M_B,rn,im)
813# define STMDB(rn,im) CC_STMDB(ARM_CC_AL,rn,im)
814# define CC_STMDB_U(cc,rn,im) corl(cc,ARM_M|ARM_M_B|ARM_M_U,rn,im)
815# define STMDB_U(rn,im) CC_STMDB_U(ARM_CC_AL,rn,im)
816# define CC_PUSH(cc,im) CC_STMDB_U(cc,_SP_REGNO,im)
817# define PUSH(im) STMDB_U(_SP_REGNO,im)
818# define T1_PUSH(im) is(THUMB_PUSH|((im&0x4000)>>6)|(im&0xff))
819# define T2_PUSH(im) tpp(THUMB2_PUSH,im)
820# define CC_POP(cc,im) LDMIA_U(cc,_SP_REGNO,im)
821# define POP(im) LDMIA_U(_SP_REGNO,im)
822# define T1_POP(im) is(THUMB_POP|((im&0x8000)>>7)|(im&0xff))
823# define T2_POP(im) tpp(THUMB2_POP,im)
824# define jit_get_reg_args() \
825 do { \
826 (void)jit_get_reg(_R0|jit_class_named|jit_class_gpr); \
827 (void)jit_get_reg(_R1|jit_class_named|jit_class_gpr); \
828 (void)jit_get_reg(_R2|jit_class_named|jit_class_gpr); \
829 (void)jit_get_reg(_R3|jit_class_named|jit_class_gpr); \
830 } while (0)
831# define jit_unget_reg_args() \
832 do { \
833 jit_unget_reg(_R3); \
834 jit_unget_reg(_R2); \
835 jit_unget_reg(_R1); \
836 jit_unget_reg(_R0); \
837 } while (0)
838# define nop(i0) _nop(_jit,i0)
839static void _nop(jit_state_t*,jit_int32_t);
840# define movr(r0,r1) _movr(_jit,r0,r1)
841static void _movr(jit_state_t*,jit_int32_t,jit_int32_t);
842# define movi(r0,i0) _movi(_jit,r0,i0)
843static void _movi(jit_state_t*,jit_int32_t,jit_word_t);
844# define movi_p(r0,i0) _movi_p(_jit,r0,i0)
845static jit_word_t _movi_p(jit_state_t*,jit_int32_t,jit_word_t);
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846# define movnr(r0,r1,r2) _movnr(_jit,r0,r1,r2)
847static void _movnr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
848# define movzr(r0,r1,r2) _movzr(_jit,r0,r1,r2)
849static void _movzr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
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850# define comr(r0,r1) _comr(_jit,r0,r1)
851static void _comr(jit_state_t*,jit_int32_t,jit_int32_t);
852# define negr(r0,r1) _negr(_jit,r0,r1)
853static void _negr(jit_state_t*,jit_int32_t,jit_int32_t);
854# define addr(r0,r1,r2) _addr(_jit,r0,r1,r2)
855static void _addr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
856# define addi(r0,r1,i0) _addi(_jit,r0,r1,i0)
857static void _addi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
858# define addcr(r0,r1,r2) _addcr(_jit,r0,r1,r2)
859static void _addcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
860# define addci(r0,r1,i0) _addci(_jit,r0,r1,i0)
861static void _addci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
862# define addxr(r0,r1,r2) _addxr(_jit,r0,r1,r2)
863static void _addxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
864# define addxi(r0,r1,i0) _addxi(_jit,r0,r1,i0)
865static void _addxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
866# define subr(r0,r1,r2) _subr(_jit,r0,r1,r2)
867static void _subr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
868# define subi(r0,r1,i0) _subi(_jit,r0,r1,i0)
869static void _subi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
870# define subcr(r0,r1,r2) _subcr(_jit,r0,r1,r2)
871static void _subcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
872# define subci(r0,r1,i0) _subci(_jit,r0,r1,i0)
873static void _subci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
874# define subxr(r0,r1,r2) _subxr(_jit,r0,r1,r2)
875static void _subxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
876# define subxi(r0,r1,i0) _subxi(_jit,r0,r1,i0)
877static void _subxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
878# define rsbi(r0, r1, i0) _rsbi(_jit, r0, r1, i0)
879static void _rsbi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
880# define mulr(r0,r1,r2) _mulr(_jit,r0,r1,r2)
881static void _mulr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
882# define muli(r0,r1,i0) _muli(_jit,r0,r1,i0)
883static void _muli(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
884# define qmulr(r0,r1,r2,r3) iqmulr(r0,r1,r2,r3,1)
885# define qmulr_u(r0,r1,r2,r3) iqmulr(r0,r1,r2,r3,0)
886# define iqmulr(r0,r1,r2,r3,cc) _iqmulr(_jit,r0,r1,r2,r3,cc)
887static void _iqmulr(jit_state_t*,jit_int32_t,jit_int32_t,
888 jit_int32_t,jit_int32_t,jit_bool_t);
889# define qmuli(r0,r1,r2,i0) iqmuli(r0,r1,r2,i0,1)
890# define qmuli_u(r0,r1,r2,i0) iqmuli(r0,r1,r2,i0,0)
891# define iqmuli(r0,r1,r2,i0,cc) _iqmuli(_jit,r0,r1,r2,i0,cc)
892static void _iqmuli(jit_state_t*,jit_int32_t,jit_int32_t,
893 jit_int32_t,jit_word_t,jit_bool_t);
894# define divrem(d,s,r0,r1,r2) _divrem(_jit,d,s,r0,r1,r2)
895static void _divrem(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_int32_t);
896# define divr(r0,r1,r2) _divr(_jit,r0,r1,r2)
897static void _divr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
898# define divi(r0,r1,i0) _divi(_jit,r0,r1,i0)
899static void _divi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
900# define divr_u(r0,r1,r2) _divr_u(_jit,r0,r1,r2)
901static void _divr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
902# define divi_u(r0,r1,i0) _divi_u(_jit,r0,r1,i0)
903static void _divi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
904# define qdivr(r0,r1,r2,r3) iqdivr(r0,r1,r2,r3,1)
905# define qdivr_u(r0,r1,r2,r3) iqdivr(r0,r1,r2,r3,0)
906# define iqdivr(r0,r1,r2,r3,cc) _iqdivr(_jit,r0,r1,r2,r3,cc)
907static void _iqdivr(jit_state_t*,jit_int32_t,jit_int32_t,
908 jit_int32_t,jit_int32_t,jit_bool_t);
909# define qdivi(r0,r1,r2,i0) iqdivi(r0,r1,r2,i0,1)
910# define qdivi_u(r0,r1,r2,i0) iqdivi(r0,r1,r2,i0,0)
911# define iqdivi(r0,r1,r2,i0,cc) _iqdivi(_jit,r0,r1,r2,i0,cc)
912static void _iqdivi(jit_state_t*,jit_int32_t,jit_int32_t,
913 jit_int32_t,jit_word_t,jit_bool_t);
914# define remr(r0,r1,r2) _remr(_jit,r0,r1,r2)
915static void _remr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
916# define remi(r0,r1,i0) _remi(_jit,r0,r1,i0)
917static void _remi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
918# define remr_u(r0,r1,r2) _remr_u(_jit,r0,r1,r2)
919static void _remr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
920# define remi_u(r0,r1,i0) _remi_u(_jit,r0,r1,i0)
921static void _remi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
922# define andr(r0,r1,r2) _andr(_jit,r0,r1,r2)
923static void _andr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
924# define andi(r0,r1,i0) _andi(_jit,r0,r1,i0)
925static void _andi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
926# define orr(r0,r1,r2) _orr(_jit,r0,r1,r2)
927static void _orr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
928# define ori(r0,r1,i0) _ori(_jit,r0,r1,i0)
929static void _ori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
930# define xorr(r0,r1,r2) _xorr(_jit,r0,r1,r2)
931static void _xorr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
932# define xori(r0,r1,i0) _xori(_jit,r0,r1,i0)
933static void _xori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
934# define lshr(r0,r1,r2) _lshr(_jit,r0,r1,r2)
935static void _lshr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
936# define lshi(r0,r1,i0) _lshi(_jit,r0,r1,i0)
937static void _lshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
938# define rshr(r0,r1,r2) _rshr(_jit,r0,r1,r2)
939static void _rshr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
940# define rshi(r0,r1,i0) _rshi(_jit,r0,r1,i0)
941static void _rshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
942# define rshr_u(r0,r1,r2) _rshr_u(_jit,r0,r1,r2)
943static void _rshr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
944# define rshi_u(r0,r1,i0) _rshi_u(_jit,r0,r1,i0)
945static void _rshi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
946# define ccr(ct,cf,r0,r1,r2) _ccr(_jit,ct,cf,r0,r1,r2)
947static void _ccr(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_int32_t);
948# define cci(ct,cf,r0,r1,i0) _cci(_jit,ct,cf,r0,r1,i0)
949static void _cci(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_word_t);
950# define ltr(r0, r1, r2) ccr(ARM_CC_LT,ARM_CC_GE,r0,r1,r2)
951# define lti(r0, r1, i0) cci(ARM_CC_LT,ARM_CC_GE,r0,r1,i0)
952# define ltr_u(r0, r1, r2) ccr(ARM_CC_LO,ARM_CC_HS,r0,r1,r2)
953# define lti_u(r0, r1, i0) cci(ARM_CC_LO,ARM_CC_HS,r0,r1,i0)
954# define ler(r0, r1, r2) ccr(ARM_CC_LE,ARM_CC_GT,r0,r1,r2)
955# define lei(r0, r1, i0) cci(ARM_CC_LE,ARM_CC_GT,r0,r1,i0)
956# define ler_u(r0, r1, r2) ccr(ARM_CC_LS,ARM_CC_HI,r0,r1,r2)
957# define lei_u(r0, r1, i0) cci(ARM_CC_LS,ARM_CC_HI,r0,r1,i0)
958# define eqr(r0, r1, r2) ccr(ARM_CC_EQ,ARM_CC_NE,r0,r1,r2)
959# define eqi(r0, r1, i0) cci(ARM_CC_EQ,ARM_CC_NE,r0,r1,i0)
960# define ger(r0, r1, r2) ccr(ARM_CC_GE,ARM_CC_LT,r0,r1,r2)
961# define gei(r0, r1, i0) cci(ARM_CC_GE,ARM_CC_LT,r0,r1,i0)
962# define ger_u(r0, r1, r2) ccr(ARM_CC_HS,ARM_CC_LO,r0,r1,r2)
963# define gei_u(r0, r1, i0) cci(ARM_CC_HS,ARM_CC_LO,r0,r1,i0)
964# define gtr(r0, r1, r2) ccr(ARM_CC_GT,ARM_CC_LE,r0,r1,r2)
965# define gti(r0, r1, i0) cci(ARM_CC_GT,ARM_CC_LE,r0,r1,i0)
966# define gtr_u(r0, r1, r2) ccr(ARM_CC_HI,ARM_CC_LS,r0,r1,r2)
967# define gti_u(r0, r1, i0) cci(ARM_CC_HI,ARM_CC_LS,r0,r1,i0)
968# define ner(r0,r1,r2) _ner(_jit,r0,r1,r2)
969static void _ner(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
970# define nei(r0,r1,i0) _nei(_jit,r0,r1,i0)
971static void _nei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
972# define jmpr(r0) _jmpr(_jit,r0)
973static void _jmpr(jit_state_t*,jit_int32_t);
974# define jmpi(i0) _jmpi(_jit,i0)
975static void _jmpi(jit_state_t*,jit_word_t);
976# define jmpi_p(i0, i1) _jmpi_p(_jit,i0, i1)
977static jit_word_t _jmpi_p(jit_state_t*,jit_word_t,jit_bool_t);
978# define bccr(cc,i0,r0,r1) _bccr(_jit,cc,i0,r0,r1)
979static jit_word_t _bccr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
980# define bcci(cc,i0,r0,i1) _bcci(_jit,cc,i0,r0,i1)
981static jit_word_t _bcci(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
982# define bltr(i0, r0, r1) bccr(ARM_CC_LT,i0,r0,r1)
983# define blti(i0, r0, i1) bcci(ARM_CC_LT,i0,r0,i1)
984# define bltr_u(i0, r0, r1) bccr(ARM_CC_LO,i0,r0,r1)
985# define blti_u(i0, r0, i1) bcci(ARM_CC_LO,i0,r0,i1)
986# define bler(i0, r0, r1) bccr(ARM_CC_LE,i0,r0,r1)
987# define blei(i0, r0, i1) bcci(ARM_CC_LE,i0,r0,i1)
988# define bler_u(i0, r0, r1) bccr(ARM_CC_LS,i0,r0,r1)
989# define blei_u(i0, r0, i1) bcci(ARM_CC_LS,i0,r0,i1)
990# define beqr(i0, r0, r1) bccr(ARM_CC_EQ,i0,r0,r1)
991# define beqi(i0, r0, i1) bcci(ARM_CC_EQ,i0,r0,i1)
992# define bger(i0, r0, r1) bccr(ARM_CC_GE,i0,r0,r1)
993# define bgei(i0, r0, i1) bcci(ARM_CC_GE,i0,r0,i1)
994# define bger_u(i0, r0, r1) bccr(ARM_CC_HS,i0,r0,r1)
995# define bgei_u(i0, r0, i1) bcci(ARM_CC_HS,i0,r0,i1)
996# define bgtr(i0, r0, r1) bccr(ARM_CC_GT,i0,r0,r1)
997# define bgti(i0, r0, i1) bcci(ARM_CC_GT,i0,r0,i1)
998# define bgtr_u(i0, r0, r1) bccr(ARM_CC_HI,i0,r0,r1)
999# define bgti_u(i0, r0, i1) bcci(ARM_CC_HI,i0,r0,i1)
1000# define bner(i0, r0, r1) bccr(ARM_CC_NE,i0,r0,r1)
1001# define bnei(i0, r0, i1) bcci(ARM_CC_NE,i0,r0,i1)
1002# define baddr(cc,i0,r0,r1) _baddr(_jit,cc,i0,r0,r1)
1003static jit_word_t _baddr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1004# define baddi(cc,i0,r0,r1) _baddi(_jit,cc,i0,r0,r1)
1005static jit_word_t _baddi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1006# define boaddr(i0,r0,r1) baddr(ARM_CC_VS,i0,r0,r1)
1007# define boaddi(i0,r0,i1) baddi(ARM_CC_VS,i0,r0,i1)
1008# define boaddr_u(i0,r0,r1) baddr(ARM_CC_HS,i0,r0,r1)
1009# define boaddi_u(i0,r0,i1) baddi(ARM_CC_HS,i0,r0,i1)
1010# define bxaddr(i0,r0,r1) baddr(ARM_CC_VC,i0,r0,r1)
1011# define bxaddi(i0,r0,i1) baddi(ARM_CC_VC,i0,r0,i1)
1012# define bxaddr_u(i0,r0,r1) baddr(ARM_CC_LO,i0,r0,r1)
1013# define bxaddi_u(i0,r0,i1) baddi(ARM_CC_LO,i0,r0,i1)
1014# define bsubr(cc,i0,r0,r1) _bsubr(_jit,cc,i0,r0,r1)
1015static jit_word_t _bsubr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1016# define bsubi(cc,i0,r0,r1) _bsubi(_jit,cc,i0,r0,r1)
1017static jit_word_t _bsubi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1018# define bosubr(i0,r0,r1) bsubr(ARM_CC_VS,i0,r0,r1)
1019# define bosubi(i0,r0,i1) bsubi(ARM_CC_VS,i0,r0,i1)
1020# define bosubr_u(i0,r0,r1) bsubr(ARM_CC_LO,i0,r0,r1)
1021# define bosubi_u(i0,r0,i1) bsubi(ARM_CC_LO,i0,r0,i1)
1022# define bxsubr(i0,r0,r1) bsubr(ARM_CC_VC,i0,r0,r1)
1023# define bxsubi(i0,r0,i1) bsubi(ARM_CC_VC,i0,r0,i1)
1024# define bxsubr_u(i0,r0,r1) bsubr(ARM_CC_HS,i0,r0,r1)
1025# define bxsubi_u(i0,r0,i1) bsubi(ARM_CC_HS,i0,r0,i1)
1026# define bmxr(cc,i0,r0,r1) _bmxr(_jit,cc,i0,r0,r1)
1027static jit_word_t _bmxr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1028# define bmxi(cc,i0,r0,r1) _bmxi(_jit,cc,i0,r0,r1)
1029static jit_word_t _bmxi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1030# define bmsr(i0,r0,r1) bmxr(ARM_CC_NE,i0,r0,r1)
1031# define bmsi(i0,r0,i1) bmxi(ARM_CC_NE,i0,r0,i1)
1032# define bmcr(i0,r0,r1) bmxr(ARM_CC_EQ,i0,r0,r1)
1033# define bmci(i0,r0,i1) bmxi(ARM_CC_EQ,i0,r0,i1)
1034# define ldr_c(r0,r1) _ldr_c(_jit,r0,r1)
1035static void _ldr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1036# define ldi_c(r0,i0) _ldi_c(_jit,r0,i0)
1037static void _ldi_c(jit_state_t*,jit_int32_t,jit_word_t);
1038# define ldxr_c(r0,r1,r2) _ldxr_c(_jit,r0,r1,r2)
1039static void _ldxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1040# define ldxi_c(r0,r1,i0) _ldxi_c(_jit,r0,r1,i0)
1041static void _ldxi_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1042# define ldr_uc(r0,r1) _ldr_uc(_jit,r0,r1)
1043static void _ldr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1044# define ldi_uc(r0,i0) _ldi_uc(_jit,r0,i0)
1045static void _ldi_uc(jit_state_t*,jit_int32_t,jit_word_t);
1046# define ldxr_uc(r0,r1,r2) _ldxr_uc(_jit,r0,r1,r2)
1047static void _ldxr_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1048# define ldxi_uc(r0,r1,i0) _ldxi_uc(_jit,r0,r1,i0)
1049static void _ldxi_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1050# define ldr_s(r0,r1) _ldr_s(_jit,r0,r1)
1051static void _ldr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1052# define ldi_s(r0,i0) _ldi_s(_jit,r0,i0)
1053static void _ldi_s(jit_state_t*,jit_int32_t,jit_word_t);
1054# define ldxr_s(r0,r1,r2) _ldxr_s(_jit,r0,r1,r2)
1055static void _ldxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1056# define ldxi_s(r0,r1,i0) _ldxi_s(_jit,r0,r1,i0)
1057static void _ldxi_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1058# define ldr_us(r0,r1) _ldr_us(_jit,r0,r1)
1059static void _ldr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1060# define ldi_us(r0,i0) _ldi_us(_jit,r0,i0)
1061static void _ldi_us(jit_state_t*,jit_int32_t,jit_word_t);
1062# define ldxr_us(r0,r1,r2) _ldxr_us(_jit,r0,r1,r2)
1063static void _ldxr_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1064# define ldxi_us(r0,r1,i0) _ldxi_us(_jit,r0,r1,i0)
1065static void _ldxi_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1066# define ldr_i(r0,r1) _ldr_i(_jit,r0,r1)
1067static void _ldr_i(jit_state_t*,jit_int32_t,jit_int32_t);
1068# define ldi_i(r0,i0) _ldi_i(_jit,r0,i0)
1069static void _ldi_i(jit_state_t*,jit_int32_t,jit_word_t);
1070# define ldxr_i(r0,r1,r2) _ldxr_i(_jit,r0,r1,r2)
1071static void _ldxr_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1072# define ldxi_i(r0,r1,i0) _ldxi_i(_jit,r0,r1,i0)
1073static void _ldxi_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1074# define str_c(r0,r1) _str_c(_jit,r0,r1)
1075static void _str_c(jit_state_t*,jit_int32_t,jit_int32_t);
1076# define sti_c(i0,r0) _sti_c(_jit,i0,r0)
1077static void _sti_c(jit_state_t*,jit_word_t,jit_int32_t);
1078# define stxr_c(r0,r1,r2) _stxr_c(_jit,r0,r1,r2)
1079static void _stxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1080# define stxi_c(r0,r1,i0) _stxi_c(_jit,r0,r1,i0)
1081static void _stxi_c(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1082# define str_s(r0,r1) _str_s(_jit,r0,r1)
1083static void _str_s(jit_state_t*,jit_int32_t,jit_int32_t);
1084# define sti_s(i0,r0) _sti_s(_jit,i0,r0)
1085static void _sti_s(jit_state_t*,jit_word_t,jit_int32_t);
1086# define stxr_s(r0,r1,r2) _stxr_s(_jit,r0,r1,r2)
1087static void _stxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1088# define stxi_s(r0,r1,i0) _stxi_s(_jit,r0,r1,i0)
1089static void _stxi_s(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1090# define str_i(r0,r1) _str_i(_jit,r0,r1)
1091static void _str_i(jit_state_t*,jit_int32_t,jit_int32_t);
1092# define sti_i(i0,r0) _sti_i(_jit,i0,r0)
1093static void _sti_i(jit_state_t*,jit_word_t,jit_int32_t);
1094# define stxr_i(r0,r1,r2) _stxr_i(_jit,r0,r1,r2)
1095static void _stxr_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1096# define stxi_i(r0,r1,i0) _stxi_i(_jit,r0,r1,i0)
1097static void _stxi_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
40a44dcb
PC
1098# define bswapr_us(r0,r1) _bswapr_us(_jit,r0,r1)
1099static void _bswapr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1100# define bswapr_ui(r0,r1) _bswapr_ui(_jit,r0,r1)
1101static void _bswapr_ui(jit_state_t*,jit_int32_t,jit_int32_t);
4a71579b
PC
1102# define extr_c(r0,r1) _extr_c(_jit,r0,r1)
1103static void _extr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1104# define extr_uc(r0,r1) _extr_uc(_jit,r0,r1)
1105static void _extr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1106# define extr_s(r0,r1) _extr_s(_jit,r0,r1)
1107static void _extr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1108# define extr_us(r0,r1) _extr_us(_jit,r0,r1)
1109static void _extr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1110# define prolog(i0) _prolog(_jit,i0)
1111static void _prolog(jit_state_t*,jit_node_t*);
1112# define epilog(i0) _epilog(_jit,i0)
1113static void _epilog(jit_state_t*,jit_node_t*);
1114# define callr(r0) _callr(_jit,r0)
1115static void _callr(jit_state_t*,jit_int32_t);
1116# define calli(i0) _calli(_jit,i0)
1117static void _calli(jit_state_t*,jit_word_t);
1118# define calli_p(i0) _calli_p(_jit,i0)
1119static jit_word_t _calli_p(jit_state_t*,jit_word_t);
1120# define vastart(r0) _vastart(_jit, r0)
1121static void _vastart(jit_state_t*, jit_int32_t);
1122# define vaarg(r0, r1) _vaarg(_jit, r0, r1)
1123static void _vaarg(jit_state_t*, jit_int32_t, jit_int32_t);
1124# define patch_at(kind,jump,label) _patch_at(_jit,kind,jump,label)
1125static void _patch_at(jit_state_t*,jit_int32_t,jit_word_t,jit_word_t);
1126#endif
1127
1128#if CODE
1129/* from binutils */
1130# define rotate_left(v, n) (v << n | v >> (32 - n))
1131static int
1132encode_arm_immediate(unsigned int v)
1133{
1134 unsigned int a, i;
1135
1136 for (i = 0; i < 32; i += 2)
1137 if ((a = rotate_left(v, i)) <= 0xff)
1138 return (a | (i << 7));
1139
1140 return (-1);
1141}
1142
1143static int
1144encode_thumb_immediate(unsigned int v)
1145{
1146 int i;
1147 unsigned int m;
1148 unsigned int n;
1149 /* 00000000 00000000 00000000 abcdefgh */
1150 if ((v & 0xff) == v)
1151 return (v);
1152 /* 00000000 abcdefgh 00000000 abcdefgh */
1153 if ((v & 0xff00ff) == v && ((v & 0xff0000) >> 16) == (v & 0xff))
1154 return ((v & 0xff) | (1 << 12));
1155 /* abcdefgh 00000000 abcdefgh 00000000 */
1156 if (((v & 0xffff0000) >> 16) == (v & 0xffff) && (v & 0xff) == 0)
1157 return ((v & 0x000000ff) | (2 << 12));
1158 /* abcdefgh abcdefgh abcdefgh abcdefgh */
1159 if ( (v & 0xff) == ((v & 0xff00) >> 8) &&
1160 ((v & 0xff00) >> 8) == ((v & 0xff0000) >> 16) &&
1161 ((v & 0xff0000) << 8) == (v & 0xff000000))
1162 return ((v & 0xff) | (3 << 12));
1163 /* 1bcdefgh << 24 ... 1bcdefgh << 1 */
1164 for (i = 8, m = 0xff000000, n = 0x80000000;
1165 i < 23; i++, m >>= 1, n >>= 1) {
1166 if ((v & m) == v && (v & n)) {
1167 v >>= 32 - i;
1168 if (!(i & 1))
1169 v &= 0x7f;
1170 i >>= 1;
1171 return (((i & 7) << 12) | ((i & 8) << 23) | v);
1172 }
1173 }
1174 return (-1);
1175}
1176
1177static int
1178encode_thumb_word_immediate(unsigned int v)
1179{
1180 if ((v & 0xfffff000) == 0)
1181 return (((v & 0x800) << 15) | ((v & 0x700) << 4) | (v & 0xff));
1182 return (-1);
1183}
1184
1185static int
1186encode_thumb_jump(int v)
1187{
1188 int s, i1, i2, j1, j2;
1189 if (v >= (int)-0x800000 && v <= 0x7fffff) {
1190 s = !!(v & 0x800000);
1191 i1 = !!(v & 0x400000);
1192 i2 = !!(v & 0x200000);
1193 j1 = s ? i1 : !i1;
1194 j2 = s ? i2 : !i2;
1195 return ((s<<26)|((v&0x1ff800)<<5)|(j1<<13)|(j2<<11)|(v&0x7ff));
1196 }
1197 return (-1);
1198}
1199
1200static int
1201encode_thumb_cc_jump(int v)
1202{
1203 int s, j1, j2;
1204 if (v >= (int)-0x80000 && v <= 0x7ffff) {
1205 s = !!(v & 0x80000);
1206 j1 = !!(v & 0x20000);
1207 j2 = !!(v & 0x40000);
1208 return ((s<<26)|((v&0x1f800)<<5)|(j1<<13)|(j2<<11)|(v&0x7ff));
1209 }
1210 return (-1);
1211}
1212
1213static int
1214encode_thumb_shift(int v, int type)
1215{
1216 switch (type) {
1217 case ARM_ASR:
1218 case ARM_LSL:
1219 case ARM_LSR: type >>= 1; break;
1220 default: assert(!"handled shift");
1221 }
1222 assert(v >= 0 && v <= 31);
1223 return (((v & 0x1c) << 10) | ((v & 3) << 6) | type);
1224}
1225
1226static void
1227_tcit(jit_state_t *_jit, unsigned int tc, int it)
1228{
1229 int c;
1230 int m;
1231 c = (tc >> 28) & 1;
1232 assert(!(tc & 0xfffffff) && tc != ARM_CC_NV);
1233 switch (it) {
1234 case THUMB2_IT: m = 1<<3; break;
1235 case THUMB2_ITT: m = (c<<3)| (1<<2); break;
1236 case THUMB2_ITE: m = (!c<<3)| (1<<2); break;
1237 case THUMB2_ITTT: m = (c<<3)| (c<<2)| (1<<1); break;
1238 case THUMB2_ITET: m = (!c<<3)| (c<<2)| (1<<1); break;
1239 case THUMB2_ITTE: m = (c<<3)|(!c<<2)| (1<<1); break;
1240 case THUMB2_ITEE: m = (!c<<3)|(!c<<2)| (1<<1); break;
1241 case THUMB2_ITTTT: m = (c<<3)| (c<<2)| (c<<1)|1; break;
1242 case THUMB2_ITETT: m = (!c<<3)| (c<<2)| (c<<1)|1; break;
1243 case THUMB2_ITTET: m = (c<<3)|(!c<<2)| (c<<1)|1; break;
1244 case THUMB2_ITEET: m = (!c<<3)|(!c<<2)| (c<<1)|1; break;
1245 case THUMB2_ITTTE: m = (c<<3)| (c<<2)|(!c<<1)|1; break;
1246 case THUMB2_ITETE: m = (!c<<3)| (c<<2)|(!c<<1)|1; break;
1247 case THUMB2_ITTEE: m = (c<<3)|(!c<<2)|(!c<<1)|1; break;
1248 case THUMB2_ITEEE: m = (!c<<3)|(!c<<2)|(!c<<1)|1; break;
1249 default: abort();
1250 }
1251 assert(m && (tc != ARM_CC_AL || !(m & (m - 1))));
1252 is(0xbf00 | (tc >> 24) | m);
1253}
1254
1255static void
1256_corrr(jit_state_t *_jit, int cc, int o, int rn, int rd, int rm)
1257{
1258 assert(!(cc & 0x0fffffff));
1259 assert(!(o & 0xf00fff0f));
1260 ii(cc|o|(_u4(rn)<<16)|(_u4(rd)<<12)|_u4(rm));
1261}
1262
1263static void
1264_corri(jit_state_t *_jit, int cc, int o, int rn, int rd, int im)
1265{
1266 assert(!(cc & 0x0fffffff));
1267 assert(!(o & 0xf00fffff));
1268 assert(!(im & 0xfffff000));
1269 ii(cc|o|(_u4(rn)<<16)|(_u4(rd)<<12)|_u12(im));
1270}
1271
1272static void
1273_corri8(jit_state_t *_jit, int cc, int o, int rn, int rt, int im)
1274{
1275 assert(!(cc & 0x0fffffff));
1276 assert(!(o & 0xf00fff0f));
1277 assert(!(im & 0xffffff00));
1278 ii(cc|o|(_u4(rn)<<16)|(_u4(rt)<<12)|((im&0xf0)<<4)|(im&0x0f));
1279}
1280
1281static void
1282_coriw(jit_state_t *_jit, int cc, int o, int rd, int im)
1283{
1284 assert(!(cc & 0x0fffffff));
1285 assert(!(o & 0xf00fffff));
1286 assert(!(im & 0xffff0000));
1287 ii(cc|o|((im&0xf000)<<4)|(_u4(rd)<<12)|(im&0xfff));
1288}
1289
1290static void
1291_torrr(jit_state_t *_jit, int o, int rn, int rd, int rm)
1292{
1293 jit_thumb_t thumb;
1294 assert(!(o & 0xf0f0f));
1295 thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|_u4(rm);
1296 iss(thumb.s[0], thumb.s[1]);
1297}
1298
1299static void
1300_torrrs(jit_state_t *_jit, int o, int rn, int rd, int rm, int im)
1301{
1302 jit_thumb_t thumb;
1303 assert(!(o & 0x000f0f0f));
1304 assert(!(im & 0xffff8f0f));
1305 thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|im|_u4(rm);
1306 iss(thumb.s[0], thumb.s[1]);
1307}
1308
1309static void
1310_torxr(jit_state_t *_jit, int o, int rn, int rt, int rm)
1311{
1312 jit_thumb_t thumb;
1313 assert(!(o & 0xf0f0f));
1314 thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|_u4(rm);
1315 iss(thumb.s[0], thumb.s[1]);
1316}
1317
1318static void
1319_torrrr(jit_state_t *_jit, int o, int rn, int rl, int rh, int rm)
1320{
1321 jit_thumb_t thumb;
1322 assert(!(o & 0x000fff0f));
1323 thumb.i = o|(_u4(rn)<<16)|(_u4(rl)<<12)|(_u4(rh)<<8)|_u4(rm);
1324 iss(thumb.s[0], thumb.s[1]);
1325}
1326
1327static void
1328_torrri8(jit_state_t *_jit, int o, int rn, int rt, int rt2, int im)
1329{
1330 jit_thumb_t thumb;
1331 assert(!(o & 0x000fffff));
1332 assert(!(im & 0xffffff00));
1333 thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|(_u4(rt2)<<8)|im;
1334 iss(thumb.s[0], thumb.s[1]);
1335}
1336
1337static void
1338_torri(jit_state_t *_jit, int o, int rn, int rd, int im)
1339{
1340 jit_thumb_t thumb;
1341 assert(!(o & 0x0c0f7fff));
1342 assert(!(im & 0xfbff8f00));
1343 thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|im;
1344 iss(thumb.s[0], thumb.s[1]);
1345}
1346
1347static void
1348_torri8(jit_state_t *_jit, int o, int rn, int rt, int im)
1349{
1350 jit_thumb_t thumb;
1351 assert(!(o & 0x000ff0ff));
1352 assert(!(im & 0xffffff00));
1353 thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|im;
1354 iss(thumb.s[0], thumb.s[1]);
1355}
1356
1357static void
1358_torri12(jit_state_t *_jit, int o, int rn, int rt, int im)
1359{
1360 jit_thumb_t thumb;
1361 assert(!(o & 0x000fffff));
1362 assert(!(im & 0xfffff000));
1363 thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|im;
1364 iss(thumb.s[0], thumb.s[1]);
1365}
1366
1367static void
1368_tshift(jit_state_t *_jit, int o, int rd, int rm, int im)
1369{
1370 jit_thumb_t thumb;
1371 assert(!(o & 0x7fcf));
1372 assert(im >= 0 && im < 32);
1373 thumb.i = o|((im&0x1c)<<10)|(_u4(rd)<<8)|((im&3)<<6)|_u4(rm);
1374 iss(thumb.s[0], thumb.s[1]);
1375}
1376
1377static void
1378_toriw(jit_state_t *_jit, int o, int rd, int im)
1379{
1380 jit_thumb_t thumb;
1381 assert(!(im & 0xffff0000));
1382 thumb.i = o|((im&0xf000)<<4)|((im&0x800)<<15)|((im&0x700)<<4)|(_u4(rd)<<8)|(im&0xff);
1383 iss(thumb.s[0], thumb.s[1]);
1384}
1385
1386static void
1387_tc8(jit_state_t *_jit, int cc, int im)
1388{
1389 assert(!(cc & 0x0fffffff));
1390 assert(cc != ARM_CC_AL && cc != ARM_CC_NV);
1391 assert(im >= -128 && im <= 127);
1392 is(THUMB_CC_B|(cc>>20)|(im&0xff));
1393}
1394
1395static void
1396_t11(jit_state_t *_jit, int im)
1397{
1398 assert(!(im & 0xfffff800));
1399 is(THUMB_B|im);
1400}
1401
1402static void
1403_tcb(jit_state_t *_jit, int cc, int im)
1404{
1405 jit_thumb_t thumb;
1406 assert(!(cc & 0xfffffff));
1407 assert(cc != ARM_CC_AL && cc != ARM_CC_NV);
1408 cc = ((jit_uint32_t)cc) >> 6;
1409 assert(!(im & (THUMB2_CC_B|cc)));
1410 thumb.i = THUMB2_CC_B|cc|im;
1411 iss(thumb.s[0], thumb.s[1]);
1412}
1413
1414static void
1415_blxi(jit_state_t *_jit, int im)
1416{
1417 assert(!(im & 0xfe000000));
1418 ii(ARM_BLXI|im);
1419}
1420
1421static void
1422_tb(jit_state_t *_jit, int o, int im)
1423{
1424 jit_thumb_t thumb;
1425 assert(!(o & 0x07ff2fff));
1426 assert(!(o & im));
1427 thumb.i = o|im;
1428 iss(thumb.s[0], thumb.s[1]);
1429}
1430
1431static void
1432_corrrr(jit_state_t *_jit, int cc, int o, int rh, int rl, int rm, int rn)
1433{
1434 assert(!(cc & 0x0fffffff));
1435 assert(!(o & 0xf00fff0f));
1436 ii(cc|o|(_u4(rh)<<16)|(_u4(rl)<<12)|(_u4(rm)<<8)|_u4(rn));
1437}
1438
1439static void
1440_corrrs(jit_state_t *_jit, int cc, int o, int rn, int rd, int rm, int im)
1441{
1442 assert(!(cc & 0x0fffffff));
1443 assert(!(o & 0xf000ff8f));
1444 ii(cc|o|(_u4(rd)<<12)|(_u4(rn)<<16)|(im<<7)|_u4(rm));
1445}
1446
1447static void
1448_cshift(jit_state_t *_jit, int cc, int o, int rd, int rm, int rn, int im)
1449{
1450 assert(!(cc & 0x0fffffff));
1451 assert(!(o & 0xffe0ff8f));
1452 assert(((_u4(rm)<<8)&(im<<7)) == 0);
1453 ii(cc|ARM_SHIFT|o|(_u4(rd)<<12)|(_u4(rm)<<8)|(im<<7)|_u4(rn));
1454}
1455
1456static void
1457_cb(jit_state_t *_jit, int cc, int o, int im)
1458{
1459 assert(!(cc & 0x0fffffff));
1460 assert(!(o & 0xf0ffffff));
1461 ii(cc|o|_u24(im));
1462}
1463
1464static void
1465_cbx(jit_state_t *_jit, int cc, int o, int rm)
1466{
1467 assert(!(cc & 0x0fffffff));
1468 assert(!(o & 0xf000000f));
1469 ii(cc|o|_u4(rm));
1470}
1471
1472static void
1473_corl(jit_state_t *_jit, int cc, int o, int r0, int i0)
1474{
1475 assert(!(cc & 0x0fffffff));
1476 assert(!(o & 0xf00fffff));
1477 ii(cc|o|(_u4(r0)<<16)|_u16(i0));
1478}
1479
1480static void
1481_c6orr(jit_state_t *_jit, int cc, int o, int rd, int rm)
1482{
1483 assert(!(cc & 0x0fffffff));
1484 assert(!(o & 0xf000f00f));
1485 ii(cc|o|(_u4(rd)<<12)|_u4(rm));
1486}
1487
1488static void
1489_tpp(jit_state_t *_jit, int o, int im)
1490{
1491 jit_thumb_t thumb;
1492 assert(!(o & 0x0000ffff));
1493 if (o == THUMB2_PUSH)
1494 assert(!(im & 0x8000));
1495 assert(__builtin_popcount(im & 0x1fff) > 1);
1496 thumb.i = o|im;
1497 iss(thumb.s[0], thumb.s[1]);
1498}
1499
1500static void
1501_torl(jit_state_t *_jit, int o, int rn, int im)
1502{
1503 jit_thumb_t thumb;
1504 assert(!(o & 0xf1fff));
1505 assert(rn != _R15 || !im || ((o & 0xc000) == 0xc000));
1506 assert(!(o & THUMB2_LDM_W) || !(im & (1 << rn)));
1507 thumb.i = o | (_u4(rn)<<16)|_u13(im);
1508 iss(thumb.s[0], thumb.s[1]);
1509}
1510
1511static void
1512_nop(jit_state_t *_jit, jit_int32_t i0)
1513{
1514 if (jit_thumb_p()) {
1515 for (; i0 > 0; i0 -= 2)
1516 T1_NOP();
1517 }
1518 else {
1519 for (; i0 > 0; i0 -= 4)
1520 NOP();
1521 }
1522 assert(i0 == 0);
1523}
1524
1525static void
1526_movr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1527{
1528 if (r0 != r1) {
1529 if (jit_thumb_p())
1530 T1_MOV(r0, r1);
1531 else
1532 MOV(r0, r1);
1533 }
1534}
1535
1536static void
1537_movi(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1538{
1539 int i;
1540 if (jit_thumb_p()) {
1541 if (!jit_no_set_flags() && r0 < 8 && !(i0 & 0xffffff80))
1542 T1_MOVI(r0, i0);
1543 else if ((i = encode_thumb_immediate(i0)) != -1)
1544 T2_MOVI(r0, i);
1545 else if ((i = encode_thumb_immediate(~i0)) != -1)
1546 T2_MVNI(r0, i);
1547 else {
1548 T2_MOVWI(r0, (jit_uint16_t)i0);
1549 if (i0 & 0xffff0000)
1550 T2_MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1551 }
1552 }
1553 else {
1554 if (jit_armv6_p() && !(i0 & 0xffff0000))
1555 MOVWI(r0, i0);
1556 else if ((i = encode_arm_immediate(i0)) != -1)
1557 MOVI(r0, i);
1558 else if ((i = encode_arm_immediate(~i0)) != -1)
1559 MVNI(r0, i);
1560 else if (jit_armv6_p()) {
1561 MOVWI(r0, (jit_uint16_t)(i0));
1562 if ((i0 & 0xffff0000))
1563 MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1564 }
1565 else
1566 load_const(0, r0, i0);
1567 }
1568}
1569
1570static jit_word_t
1571_movi_p(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1572{
1573 jit_word_t w;
1574 w = _jit->pc.w;
1575 if (jit_thumb_p()) {
1576 T2_MOVWI(r0, (jit_uint16_t)(i0));
1577 T2_MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1578 }
1579 else
1580 load_const(1, r0, 0);
1581 return (w);
1582}
1583
e0659411
PC
1584static void
1585_movznr(jit_state_t *_jit, int ct, jit_int32_t r0,
1586 jit_int32_t r1, jit_int32_t r2)
1587{
1588 if (jit_thumb_p()) {
1589 if (r2 < 7)
1590 T1_CMPI(r2, 0);
1591 else
1592 T2_CMPI(r2, 0);
1593 IT(ct);
1594 T1_MOV(r0, r1);
1595 } else {
1596 CMPI(r2, 0);
1597 CC_MOV(ct, r0, r1);
1598 }
1599}
1600
1601static void
1602_movnr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1603{
1604 _movznr(_jit, ARM_CC_NE, r0, r1, r2);
1605}
1606
1607static void
1608_movzr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1609{
1610 _movznr(_jit, ARM_CC_EQ, r0, r1, r2);
1611}
1612
4a71579b
PC
1613static void
1614_comr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1615{
1616 if (jit_thumb_p()) {
1617 if (!jit_no_set_flags() && (r0|r1) < 8)
1618 T1_NOT(r0, r1);
1619 else
1620 T2_NOT(r0, r1);
1621 }
1622 else
1623 NOT(r0, r1);
1624}
1625
1626static void
1627_negr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1628{
1629 if (jit_thumb_p()) {
1630 if (!jit_no_set_flags() && (r0|r1) < 8)
1631 T1_RSBI(r0, r1);
1632 else
1633 T2_RSBI(r0, r1, 0);
1634 }
1635 else
1636 RSBI(r0, r1, 0);
1637}
1638
1639static void
1640_addr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1641{
1642 if (jit_thumb_p()) {
1643 if (!jit_no_set_flags() && (r0|r1|r2) < 8)
1644 T1_ADD(r0, r1, r2);
1645 else if (r0 == r1 || r0 == r2)
1646 T1_ADDX(r0, r0 == r1 ? r2 : r1);
1647 else
1648 T2_ADD(r0, r1, r2);
1649 }
1650 else
1651 ADD(r0, r1, r2);
1652}
1653
1654static void
1655_addi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1656{
1657 int i;
1658 jit_int32_t reg;
1659 if (jit_thumb_p()) {
1660 if (!jit_no_set_flags() && (r0|r1) < 8 && !(i0 & ~7))
1661 T1_ADDI3(r0, r1, i0);
1662 else if (!jit_no_set_flags() && (r0|r1) < 8 && !(-i0 & ~7))
1663 T1_SUBI3(r0, r1, -i0);
1664 else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1665 T1_ADDI8(r0, i0);
1666 else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1667 T1_SUBI8(r0, -i0);
1668 else if ((i = encode_thumb_immediate(i0)) != -1)
1669 T2_ADDI(r0, r1, i);
1670 else if ((i = encode_thumb_immediate(-i0)) != -1)
1671 T2_SUBI(r0, r1, i);
1672 else if ((i = encode_thumb_word_immediate(i0)) != -1)
1673 T2_ADDWI(r0, r1, i);
1674 else if ((i = encode_thumb_word_immediate(-i0)) != -1)
1675 T2_SUBWI(r0, r1, i);
1676 else {
1677 reg = jit_get_reg(jit_class_gpr);
1678 movi(rn(reg), i0);
1679 T2_ADD(r0, r1, rn(reg));
1680 jit_unget_reg(reg);
1681 }
1682 }
1683 else {
1684 if ((i = encode_arm_immediate(i0)) != -1)
1685 ADDI(r0, r1, i);
1686 else if ((i = encode_arm_immediate(-i0)) != -1)
1687 SUBI(r0, r1, i);
1688 else if (r0 != r1) {
1689 movi(r0, i0);
1690 ADD(r0, r1, r0);
1691 }
1692 else {
1693 reg = jit_get_reg(jit_class_gpr);
1694 movi(rn(reg), i0);
1695 ADD(r0, r1, rn(reg));
1696 jit_unget_reg(reg);
1697 }
1698 }
1699}
1700
1701static void
1702_addcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1703{
1704 if (jit_thumb_p()) {
1705 /* thumb auto set carry if not inside IT block */
1706 if ((r0|r1|r2) < 8)
1707 T1_ADD(r0, r1, r2);
1708 else
1709 T2_ADDS(r0, r1, r2);
1710 }
1711 else
1712 ADDS(r0, r1, r2);
1713}
1714
1715static void
1716_addci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1717{
1718 int i;
1719 jit_int32_t reg;
1720 if (jit_thumb_p()) {
1721 if ((r0|r1) < 8 && !(i0 & ~7))
1722 T1_ADDI3(r0, r1, i0);
1723 else if ((r0|r1) < 8 && !(-i0 & ~7))
1724 T1_SUBI3(r0, r1, -i0);
1725 else if (r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1726 T1_ADDI8(r0, i0);
1727 else if (r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1728 T1_SUBI8(r0, -i0);
1729 else if ((i = encode_thumb_immediate(i0)) != -1)
1730 T2_ADDSI(r0, r1, i);
1731 else if ((i = encode_thumb_immediate(-i0)) != -1)
1732 T2_SUBSI(r0, r1, i);
1733 else {
1734 reg = jit_get_reg(jit_class_gpr);
1735 movi(rn(reg), i0);
1736 T2_ADDS(r0, r1, rn(reg));
1737 jit_unget_reg(reg);
1738 }
1739 }
1740 else {
1741 if ((i = encode_arm_immediate(i0)) != -1)
1742 ADDSI(r0, r1, i);
1743 else if ((i = encode_arm_immediate(-i0)) != -1)
1744 SUBSI(r0, r1, i);
1745 else if (r0 != r1) {
1746 movi(r0, i0);
1747 ADDS(r0, r1, r0);
1748 }
1749 else {
1750 reg = jit_get_reg(jit_class_gpr);
1751 movi(rn(reg), i0);
1752 ADDS(r0, r1, rn(reg));
1753 jit_unget_reg(reg);
1754 }
1755 }
1756}
1757
1758static void
1759_addxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1760{
1761 /* keep setting carry because don't know last ADC */
1762 if (jit_thumb_p()) {
1763 /* thumb auto set carry if not inside IT block */
1764 if ((r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
1765 T1_ADC(r0, r0 == r1 ? r2 : r1);
1766 else
1767 T2_ADCS(r0, r1, r2);
1768 }
1769 else
1770 ADCS(r0, r1, r2);
1771}
1772
1773static void
1774_addxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1775{
1776 int i;
1777 jit_int32_t reg;
1778 int no_set_flags;
1779 if (jit_thumb_p()) {
1780 no_set_flags = jit_no_set_flags();
1781 jit_no_set_flags() = 1;
1782 if ((i = encode_thumb_immediate(i0)) != -1)
1783 T2_ADCSI(r0, r1, i);
1784 else if ((i = encode_thumb_immediate(-i0)) != -1)
1785 T2_SBCSI(r0, r1, i);
1786 else if (r0 != r1) {
1787 movi(r0, i0);
1788 T2_ADCS(r0, r1, r0);
1789 }
1790 else {
1791 reg = jit_get_reg(jit_class_gpr);
1792 movi(rn(reg), i0);
1793 T2_ADCS(r0, r1, rn(reg));
1794 jit_unget_reg(reg);
1795 }
1796 jit_no_set_flags() = no_set_flags;
1797 }
1798 else {
1799 if ((i = encode_arm_immediate(i0)) != -1)
1800 ADCSI(r0, r1, i);
1801 else if ((i = encode_arm_immediate(-i0)) != -1)
1802 SBCSI(r0, r1, i);
1803 else if (r0 != r1) {
1804 movi(r0, i0);
1805 ADCS(r0, r1, r0);
1806 }
1807 else {
1808 reg = jit_get_reg(jit_class_gpr);
1809 movi(rn(reg), i0);
1810 ADCS(r0, r1, rn(reg));
1811 jit_unget_reg(reg);
1812 }
1813 }
1814}
1815
1816static void
1817_subr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1818{
1819 if (jit_thumb_p()) {
1820 if (!jit_no_set_flags() && (r0|r1|r2) < 8)
1821 T1_SUB(r0, r1, r2);
1822 else
1823 T2_SUB(r0, r1, r2);
1824 }
1825 else
1826 SUB(r0, r1, r2);
1827}
1828
1829static void
1830_subi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1831{
1832 int i;
1833 jit_int32_t reg;
1834 if (jit_thumb_p()) {
1835 if (!jit_no_set_flags() && (r0|r1) < 8 && !(i0 & ~7))
1836 T1_SUBI3(r0, r1, i0);
1837 else if (!jit_no_set_flags() && (r0|r1) < 8 && !(-i0 & ~7))
1838 T1_ADDI3(r0, r1, -i0);
1839 else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1840 T1_SUBI8(r0, i0);
1841 else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1842 T1_ADDI8(r0, -i0);
1843 else if ((i = encode_thumb_immediate(i0)) != -1)
1844 T2_SUBI(r0, r1, i);
1845 else if ((i = encode_thumb_immediate(-i0)) != -1)
1846 T2_ADDI(r0, r1, i);
1847 else if ((i = encode_thumb_word_immediate(i0)) != -1)
1848 T2_SUBWI(r0, r1, i);
1849 else if ((i = encode_thumb_word_immediate(-i0)) != -1)
1850 T2_ADDWI(r0, r1, i);
1851 else {
1852 reg = jit_get_reg(jit_class_gpr);
1853 movi(rn(reg), i0);
1854 T2_SUB(r0, r1, rn(reg));
1855 jit_unget_reg(reg);
1856 }
1857 }
1858 else {
1859 if ((i = encode_arm_immediate(i0)) != -1)
1860 SUBI(r0, r1, i);
1861 else if ((i = encode_arm_immediate(-i0)) != -1)
1862 ADDI(r0, r1, i);
1863 else if (r0 != r1) {
1864 movi(r0, i0);
1865 SUB(r0, r1, r0);
1866 }
1867 else {
1868 reg = jit_get_reg(jit_class_gpr);
1869 movi(rn(reg), i0);
1870 SUB(r0, r1, rn(reg));
1871 jit_unget_reg(reg);
1872 }
1873 }
1874}
1875
1876static void
1877_subcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1878{
1879 if (jit_thumb_p()) {
1880 /* thumb auto set carry if not inside IT block */
1881 if ((r0|r1|r2) < 8)
1882 T1_SUB(r0, r1, r2);
1883 else
1884 T2_SUBS(r0, r1, r2);
1885 }
1886 else
1887 SUBS(r0, r1, r2);
1888}
1889
1890static void
1891_subci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1892{
1893 int i;
1894 jit_int32_t reg;
1895 if (jit_thumb_p()) {
1896 if ((r0|r1) < 8 && !(i0 & ~7))
1897 T1_SUBI3(r0, r1, i0);
1898 else if ((r0|r1) < 8 && !(-i0 & ~7))
1899 T1_ADDI3(r0, r1, -i0);
1900 else if (r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1901 T1_SUBI8(r0, i0);
1902 else if (r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1903 T1_ADDI8(r0, -i0);
1904 else if ((i = encode_thumb_immediate(i0)) != -1)
1905 T2_SUBSI(r0, r1, i);
1906 else if ((i = encode_thumb_immediate(-i0)) != -1)
1907 T2_ADDSI(r0, r1, i);
1908 else {
1909 reg = jit_get_reg(jit_class_gpr);
1910 movi(rn(reg), i0);
1911 T2_SUBS(r0, r1, rn(reg));
1912 jit_unget_reg(reg);
1913 }
1914 }
1915 else {
1916 if ((i = encode_arm_immediate(i0)) != -1)
1917 SUBSI(r0, r1, i);
1918 else if ((i = encode_arm_immediate(-i0)) != -1)
1919 ADDSI(r0, r1, i);
1920 else if (r0 != r1) {
1921 movi(r0, i0);
1922 SUBS(r0, r1, r0);
1923 }
1924 else {
1925 reg = jit_get_reg(jit_class_gpr);
1926 movi(rn(reg), i0);
1927 SUBS(r0, r1, rn(reg));
1928 jit_unget_reg(reg);
1929 }
1930 }
1931}
1932
1933static void
1934_subxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1935{
1936 /* keep setting carry because don't know last SBC */
1937 if (jit_thumb_p()) {
1938 /* thumb auto set carry if not inside IT block */
1939 if ((r0|r1|r2) < 8 && r0 == r1)
1940 T1_SBC(r0, r2);
1941 else
1942 T2_SBCS(r0, r1, r2);
1943 }
1944 else
1945 SBCS(r0, r1, r2);
1946}
1947
1948static void
1949_subxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1950{
1951 int i;
1952 jit_int32_t reg;
1953 int no_set_flags;
1954 if (jit_thumb_p()) {
1955 no_set_flags = jit_no_set_flags();
1956 jit_no_set_flags() = 1;
1957 if ((i = encode_arm_immediate(i0)) != -1)
1958 T2_SBCSI(r0, r1, i);
1959 else if ((i = encode_arm_immediate(-i0)) != -1)
1960 T2_ADCSI(r0, r1, i);
1961 else if (r0 != r1) {
1962 movi(r0, i0);
1963 T2_SBCS(r0, r1, r0);
1964 }
1965 else {
1966 reg = jit_get_reg(jit_class_gpr);
1967 movi(rn(reg), i0);
1968 SBCS(r0, r1, rn(reg));
1969 jit_unget_reg(reg);
1970 }
1971 jit_no_set_flags() = no_set_flags;
1972 }
1973 else {
1974 if ((i = encode_arm_immediate(i0)) != -1)
1975 SBCSI(r0, r1, i);
1976 else if ((i = encode_arm_immediate(-i0)) != -1)
1977 ADCSI(r0, r1, i);
1978 else if (r0 != r1) {
1979 movi(r0, i0);
1980 SBCS(r0, r1, r0);
1981 }
1982 else {
1983 reg = jit_get_reg(jit_class_gpr);
1984 movi(rn(reg), i0);
1985 SBCS(r0, r1, rn(reg));
1986 jit_unget_reg(reg);
1987 }
1988 }
1989}
1990
1991static void
1992_rsbi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1993{
1994 subi(r0, r1, i0);
1995 negr(r0, r0);
1996}
1997
1998static void
1999_mulr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2000{
2001 jit_int32_t reg;
2002 if (jit_thumb_p()) {
2003 if (!jit_no_set_flags() && r0 == r2 && (r0|r1) < 8)
2004 T1_MUL(r0, r1);
2005 else if (!jit_no_set_flags() && r0 == r1 && (r0|r2) < 8)
2006 T1_MUL(r0, r2);
2007 else
2008 T2_MUL(r0, r1, r2);
2009 }
2010 else {
2011 if (r0 == r1 && !jit_armv6_p()) {
2012 if (r0 != r2)
2013 MUL(r0, r2, r1);
2014 else {
2015 reg = jit_get_reg(jit_class_gpr);
2016 MOV(rn(reg), r1);
2017 MUL(r0, rn(reg), r2);
2018 jit_unget_reg(reg);
2019 }
2020 }
2021 else
2022 MUL(r0, r1, r2);
2023 }
2024}
2025
2026static void
2027_muli(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2028{
2029 jit_int32_t reg;
2030 reg = jit_get_reg(jit_class_gpr);
2031 movi(rn(reg), i0);
2032 mulr(r0, r1, rn(reg));
2033 jit_unget_reg(reg);
2034}
2035
2036static void
2037_iqmulr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2038 jit_int32_t r2, jit_int32_t r3, jit_bool_t sign)
2039{
2040 jit_int32_t reg;
2041 if (jit_thumb_p()) {
2042 if (r2 == r3) {
2043 reg = jit_get_reg(jit_class_gpr);
2044 movr(rn(reg), r2);
2045 if (sign)
2046 T2_SMULL(r0, r1, rn(reg), r2);
2047 else
2048 T2_UMULL(r0, r1, rn(reg), r2);
2049 jit_unget_reg(reg);
2050 }
2051 else if (r0 != r2 && r1 != r2) {
2052 if (sign)
2053 T2_SMULL(r0, r1, r2, r3);
2054 else
2055 T2_UMULL(r0, r1, r2, r3);
2056 }
2057 else {
2058 if (sign)
2059 T2_SMULL(r0, r1, r3, r2);
2060 else
2061 T2_UMULL(r0, r1, r3, r2);
2062 }
2063 }
2064 else {
2065 if (r2 == r3) {
2066 reg = jit_get_reg(jit_class_gpr);
2067 movr(rn(reg), r2);
2068 if (sign)
2069 SMULL(r0, r1, rn(reg), r2);
2070 else
2071 UMULL(r0, r1, rn(reg), r2);
2072 jit_unget_reg(reg);
2073 }
2074 else if (r0 != r2 && r1 != r2) {
2075 if (sign)
2076 SMULL(r0, r1, r2, r3);
2077 else
2078 UMULL(r0, r1, r2, r3);
2079 }
2080 else {
2081 if (sign)
2082 SMULL(r0, r1, r3, r2);
2083 else
2084 UMULL(r0, r1, r3, r2);
2085 }
2086 }
2087}
2088
2089static void
2090_iqmuli(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2091 jit_int32_t r2, jit_word_t i0, jit_bool_t sign)
2092{
2093 jit_int32_t reg;
2094 reg = jit_get_reg(jit_class_gpr);
2095 movi(rn(reg), i0);
2096 iqmulr(r0, r1, r2, rn(reg), sign);
2097 jit_unget_reg(reg);
2098}
2099
2100static void
2101_divrem(jit_state_t *_jit, int div, int sign,
2102 jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2103{
2104 jit_word_t d;
2105 jit_word_t w;
2106 jit_get_reg_args();
2107 movr(_R0_REGNO, r1);
2108 movr(_R1_REGNO, r2);
2109 if (sign) w = (jit_word_t)__aeabi_idivmod;
2110 else w = (jit_word_t)__aeabi_uidivmod;
2111 if (!jit_exchange_p()) {
2112 if (jit_thumb_p()) d = ((w - _jit->pc.w) >> 1) - 2;
2113 else d = ((w - _jit->pc.w) >> 2) - 2;
2114 if (_s24P(d)) {
2115 if (jit_thumb_p()) T2_BLI(encode_thumb_jump(d));
2116 else BLI(d & 0x00ffffff);
2117 }
2118 else goto fallback;
2119 }
2120 else {
2121 fallback:
2122 movi(_R2_REGNO, w);
2123 if (jit_thumb_p()) T1_BLX(_R2_REGNO);
2124 else BLX(_R2_REGNO);
2125 }
2126 if (div) movr(r0, _R0_REGNO);
2127 else movr(r0, _R1_REGNO);
2128 jit_unget_reg_args();
2129}
2130
2131static void
2132_divr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2133{
2134 if (jit_armv7r_p() && jit_thumb_p())
2135 T2_SDIV(r0, r1, r2);
2136 else
2137 divrem(1, 1, r0, r1, r2);
2138}
2139
2140static void
2141_divi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2142{
2143 jit_int32_t reg;
2144 reg = jit_get_reg(jit_class_gpr);
2145 movi(rn(reg), i0);
2146 divr(r0, r1, rn(reg));
2147 jit_unget_reg(reg);
2148}
2149
2150static void
2151_divr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2152{
2153 if (jit_armv7r_p() && jit_thumb_p())
2154 T2_UDIV(r0, r1, r2);
2155 else
2156 divrem(1, 0, r0, r1, r2);
2157}
2158
2159static void
2160_divi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2161{
2162 jit_int32_t reg;
2163 reg = jit_get_reg(jit_class_gpr);
2164 movi(rn(reg), i0);
2165 divr_u(r0, r1, rn(reg));
2166 jit_unget_reg(reg);
2167}
2168
2169static void
2170_iqdivr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2171 jit_int32_t r2, jit_int32_t r3, jit_bool_t sign)
2172{
2173 jit_word_t d;
2174 jit_word_t w;
2175 jit_get_reg_args();
2176 movr(_R0_REGNO, r2);
2177 movr(_R1_REGNO, r3);
2178 if (sign) w = (jit_word_t)__aeabi_idivmod;
2179 else w = (jit_word_t)__aeabi_uidivmod;
2180 if (!jit_exchange_p()) {
2181 if (jit_thumb_p()) d = ((w - _jit->pc.w) >> 1) - 2;
2182 else d = ((w - _jit->pc.w) >> 2) - 2;
2183 if (_s24P(d)) {
2184 if (jit_thumb_p()) T2_BLI(encode_thumb_jump(d));
2185 else BLI(d & 0x00ffffff);
2186 }
2187 else goto fallback;
2188 }
2189 else {
2190 fallback:
2191 movi(_R2_REGNO, w);
2192 if (jit_thumb_p()) T1_BLX(_R2_REGNO);
2193 else BLX(_R2_REGNO);
2194 }
2195 movr(r0, _R0_REGNO);
2196 movr(r1, _R1_REGNO);
2197 jit_unget_reg_args();
2198}
2199
2200static void
2201_iqdivi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2202 jit_int32_t r2, jit_word_t i0, jit_bool_t sign)
2203{
2204 jit_int32_t reg;
2205 reg = jit_get_reg(jit_class_gpr);
2206 movi(rn(reg), i0);
2207 iqdivr(r0, r1, r2, rn(reg), sign);
2208 jit_unget_reg(reg);
2209}
2210
2211static void
2212_remr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2213{
2214 divrem(0, 1, r0, r1, r2);
2215}
2216
2217static void
2218_remi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2219{
2220 jit_int32_t reg;
2221 reg = jit_get_reg(jit_class_gpr);
2222 movi(rn(reg), i0);
2223 remr(r0, r1, rn(reg));
2224 jit_unget_reg(reg);
2225}
2226
2227static void
2228_remr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2229{
2230 divrem(0, 0, r0, r1, r2);
2231}
2232
2233static void
2234_remi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2235{
2236 jit_int32_t reg;
2237 reg = jit_get_reg(jit_class_gpr);
2238 movi(rn(reg), i0);
2239 remr_u(r0, r1,rn(reg));
2240 jit_unget_reg(reg);
2241}
2242
2243static void
2244_andr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2245{
2246 if (jit_thumb_p()) {
2247 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2248 T1_AND(r0, r0 == r1 ? r2 : r1);
2249 else
2250 T2_AND(r0, r1, r2);
2251 }
2252 else
2253 AND(r0, r1, r2);
2254}
2255
2256static void
2257_andi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2258{
2259 int i;
2260 jit_int32_t reg;
2261 if (jit_thumb_p()) {
2262 if ((i = encode_thumb_immediate(i0)) != -1)
2263 T2_ANDI(r0, r1, i);
2264 else if ((i = encode_thumb_immediate(~i0)) != -1)
2265 T2_BICI(r0, r1, i);
2266 else if (r0 != r1) {
2267 movi(r0, i0);
2268 T2_AND(r0, r1, r0);
2269 }
2270 else {
2271 reg = jit_get_reg(jit_class_gpr);
2272 movi(rn(reg), i0);
2273 T2_AND(r0, r1, rn(reg));
2274 jit_unget_reg(reg);
2275 }
2276 }
2277 else {
2278 if ((i = encode_arm_immediate(i0)) != -1)
2279 ANDI(r0, r1, i);
2280 else if ((i = encode_arm_immediate(~i0)) != -1)
2281 BICI(r0, r1, i);
2282 else if (r0 != r1) {
2283 movi(r0, i0);
2284 AND(r0, r1, r0);
2285 }
2286 else {
2287 reg = jit_get_reg(jit_class_gpr);
2288 movi(rn(reg), i0);
2289 AND(r0, r1, rn(reg));
2290 jit_unget_reg(reg);
2291 }
2292 }
2293}
2294
2295static void
2296_orr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2297{
2298 if (jit_thumb_p()) {
2299 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2300 T1_ORR(r0, r0 == r1 ? r2 : r1);
2301 else
2302 T2_ORR(r0, r1, r2);
2303 }
2304 else
2305 ORR(r0, r1, r2);
2306}
2307
2308static void
2309_ori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2310{
2311 int i;
2312 jit_int32_t reg;
2313 if (jit_thumb_p()) {
2314 if ((i = encode_thumb_immediate(i0)) != -1)
2315 T2_ORRI(r0, r1, i);
2316 else if (r0 != r1) {
2317 movi(r0, i0);
2318 T2_ORR(r0, r1, r0);
2319 }
2320 else {
2321 reg = jit_get_reg(jit_class_gpr);
2322 movi(rn(reg), i0);
2323 T2_ORR(r0, r1, rn(reg));
2324 jit_unget_reg(reg);
2325 }
2326 }
2327 else {
2328 if ((i = encode_arm_immediate(i0)) != -1)
2329 ORRI(r0, r1, i);
2330 else if (r0 != r1) {
2331 movi(r0, i0);
2332 ORR(r0, r1, r0);
2333 }
2334 else {
2335 reg = jit_get_reg(jit_class_gpr);
2336 movi(rn(reg), i0);
2337 ORR(r0, r1, rn(reg));
2338 jit_unget_reg(reg);
2339 }
2340 }
2341}
2342
2343static void
2344_xorr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2345{
2346 if (jit_thumb_p()) {
2347 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2348 T1_EOR(r0, r0 == r1 ? r2 : r1);
2349 else
2350 T2_EOR(r0, r1, r2);
2351 }
2352 else
2353 EOR(r0, r1, r2);
2354}
2355
2356static void
2357_xori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2358{
2359 int i;
2360 jit_int32_t reg;
2361 if (jit_thumb_p()) {
2362 if ((i = encode_thumb_immediate(i0)) != -1)
2363 T2_EORI(r0, r1, i);
2364 else if (r0 != r1) {
2365 movi(r0, i0);
2366 T2_EOR(r0, r1, r0);
2367 }
2368 else {
2369 reg = jit_get_reg(jit_class_gpr);
2370 movi(rn(reg), i0);
2371 T2_EOR(r0, r1, rn(reg));
2372 jit_unget_reg(reg);
2373 }
2374 }
2375 else {
2376 if ((i = encode_arm_immediate(i0)) != -1)
2377 EORI(r0, r1, i);
2378 else if (r0 != r1) {
2379 movi(r0, i0);
2380 EOR(r0, r1, r0);
2381 }
2382 else {
2383 reg = jit_get_reg(jit_class_gpr);
2384 movi(rn(reg), i0);
2385 EOR(r0, r1, rn(reg));
2386 jit_unget_reg(reg);
2387 }
2388 }
2389}
2390
2391static void
2392_lshr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2393{
2394 if (jit_thumb_p()) {
2395 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2396 T1_LSL(r0, r2);
2397 else
2398 T2_LSL(r0, r1, r2);
2399 }
2400 else
2401 LSL(r0, r1, r2);
2402}
2403
2404static void
2405_lshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2406{
2407 assert(i0 >= 0 && i0 <= 31);
2408 if (i0 == 0)
2409 movr(r0, r1);
2410 else if (jit_thumb_p()) {
2411 if (!jit_no_set_flags() && (r0|r1) < 8)
2412 T1_LSLI(r0, r1, i0);
2413 else
2414 T2_LSLI(r0, r1, i0);
2415 }
2416 else
2417 LSLI(r0, r1, i0);
2418}
2419
2420static void
2421_rshr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2422{
2423 if (jit_thumb_p()) {
2424 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2425 T1_ASR(r0, r2);
2426 else
2427 T2_ASR(r0, r1, r2);
2428 }
2429 else
2430 ASR(r0, r1, r2);
2431}
2432
2433static void
2434_rshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2435{
2436 assert(i0 >= 0 && i0 <= 31);
2437 if (i0 == 0)
2438 movr(r0, r1);
2439 else if (jit_thumb_p()) {
2440 if (!jit_no_set_flags() && (r0|r1) < 8)
2441 T1_ASRI(r0, r1, i0);
2442 else
2443 T2_ASRI(r0, r1, i0);
2444 }
2445 else
2446 ASRI(r0, r1, i0);
2447}
2448
2449static void
2450_rshr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2451{
2452 if (jit_thumb_p()) {
2453 if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2454 T1_LSR(r0, r2);
2455 else
2456 T2_LSR(r0, r1, r2);
2457 }
2458 else
2459 LSR(r0, r1, r2);
2460}
2461
2462static void
2463_rshi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2464{
2465 assert(i0 >= 0 && i0 <= 31);
2466 if (i0 == 0)
2467 movr(r0, r1);
2468 else if (jit_thumb_p()) {
2469 if (!jit_no_set_flags() && (r0|r1) < 8)
2470 T1_LSRI(r0, r1, i0);
2471 else
2472 T2_LSRI(r0, r1, i0);
2473 }
2474 else
2475 LSRI(r0, r1, i0);
2476}
2477
2478static void
2479_ccr(jit_state_t *_jit, int ct, int cf,
2480 jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2481{
2482 if (jit_thumb_p()) {
2483 assert((ct ^ cf) >> 28 == 1);
2484 if ((r1|r2) < 8)
2485 T1_CMP(r1, r2);
2486 else if ((r1&r2) & 8)
2487 T1_CMPX(r1, r2);
2488 else
2489 T2_CMP(r1, r2);
2490 ITE(ct);
2491 if (r0 < 8) {
2492 T1_MOVI(r0, 1);
2493 T1_MOVI(r0, 0);
2494 }
2495 else {
2496 T2_MOVI(r0, 1);
2497 T2_MOVI(r0, 0);
2498 }
2499 }
2500 else {
2501 CMP(r1, r2);
2502 CC_MOVI(ct, r0, 1);
2503 CC_MOVI(cf, r0, 0);
2504 }
2505}
2506
2507static void
2508_cci(jit_state_t *_jit, int ct, int cf,
2509 jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2510{
2511 int i;
2512 jit_int32_t reg;
2513 if (jit_thumb_p()) {
2514 if (r1 < 7 && !(i0 & 0xffffff00))
2515 T1_CMPI(r1, i0);
2516 else if ((i = encode_thumb_immediate(i0)) != -1)
2517 T2_CMPI(r1, i);
2518 else if ((i = encode_thumb_immediate(-i0)) != -1)
2519 T2_CMNI(r1, i);
2520 else {
2521 reg = jit_get_reg(jit_class_gpr);
2522 movi(rn(reg), i0);
2523 ccr(ct, cf, r0, r1, rn(reg));
2524 jit_unget_reg(reg);
2525 return;
2526 }
2527 ITE(ct);
2528 if (r0 < 8) {
2529 T1_MOVI(r0, 1);
2530 T1_MOVI(r0, 0);
2531 }
2532 else {
2533 T2_MOVI(r0, 1);
2534 T2_MOVI(r0, 0);
2535 }
2536 }
2537 else {
2538 if ((i = encode_arm_immediate(i0)) != -1)
2539 CMPI(r1, i);
2540 else if ((i = encode_arm_immediate(-i0)) != -1)
2541 CMNI(r1, i);
2542 else if (r0 != r1) {
2543 movi(r0, i0);
2544 CMP(r1, r0);
2545 }
2546 else {
2547 reg = jit_get_reg(jit_class_gpr);
2548 movi(rn(reg), i0);
2549 CMP(r1, rn(reg));
2550 jit_unget_reg(reg);
2551 }
2552 CC_MOVI(ct, r0, 1);
2553 CC_MOVI(cf, r0, 0);
2554 }
2555}
2556
2557static void
2558_ner(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2559{
2560 if (jit_thumb_p())
2561 ccr(ARM_CC_NE, ARM_CC_EQ, r0, r1, r2);
2562 else {
2563 SUBS(r0, r1, r2);
2564 CC_MOVI(ARM_CC_NE, r0, 1);
2565 }
2566}
2567
2568static void
2569_nei(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2570{
2571 int i;
2572 jit_int32_t reg;
2573 if (jit_thumb_p())
2574 cci(ARM_CC_NE, ARM_CC_EQ, r0, r1, i0);
2575 else {
2576 if ((i = encode_arm_immediate(i0)) != -1)
2577 SUBSI(r0, r1, i);
2578 else if ((i = encode_arm_immediate(-i0)) != -1)
2579 ADDSI(r0, r1, i);
2580 else if (r0 != r1) {
2581 movi(r0, i0);
2582 SUBS(r0, r1, r0);
2583 }
2584 else {
2585 reg = jit_get_reg(jit_class_gpr);
2586 movi(rn(reg), i0);
2587 SUBS(r0, r1, rn(reg));
2588 jit_unget_reg(reg);
2589 }
2590 CC_MOVI(ARM_CC_NE, r0, 1);
2591 }
2592}
2593
2594static void
2595_jmpr(jit_state_t *_jit, jit_int32_t r0)
2596{
2597 if (jit_thumb_p())
2598 T1_MOV(_R15_REGNO, r0);
2599 else
2600 MOV(_R15_REGNO, r0);
2601}
2602
2603static void
2604_jmpi(jit_state_t *_jit, jit_word_t i0)
2605{
2606 jit_word_t w;
2607 jit_word_t d;
2608 jit_int32_t reg;
2609 w = _jit->pc.w;
2610 /* if thumb and in thumb mode */
2611 if (jit_thumb_p() && _jitc->thumb) {
2612 d = ((i0 - w) >> 1) - 2;
2613 if (d >= -1024 && d <= 1023)
2614 T1_B(d & 0x7ff);
2615 else if (_s24P(d))
2616 T2_B(encode_thumb_jump(d));
2617 else {
2618 reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2619 movi(rn(reg), i0);
2620 jmpr(rn(reg));
2621 jit_unget_reg(reg);
2622 }
2623 }
2624 else {
2625 d = ((i0 - w) >> 2) - 2;
2626 if (_s24P(d))
2627 B(d & 0x00ffffff);
2628 else {
2629 reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2630 movi(rn(reg), i0);
2631 jmpr(rn(reg));
2632 jit_unget_reg(reg);
2633 }
2634 }
2635}
2636
2637static jit_word_t
2638_jmpi_p(jit_state_t *_jit, jit_word_t i0, jit_bool_t i1)
2639{
2640 jit_word_t w;
2641 jit_word_t d;
2642 jit_int32_t reg;
2643 if (i1) {
2644 /* Assume jump is not longer than 23 bits if inside jit */
2645 w = _jit->pc.w;
2646 /* if thumb and in thumb mode */
2647 if (jit_thumb_p() && _jitc->thumb) {
2648 d = ((i0 - w) >> 1) - 2;
2649 assert(_s24P(d));
2650 T2_B(encode_thumb_jump(d));
2651 }
2652 else {
2653 d = ((i0 - w) >> 2) - 2;
2654 assert(_s24P(d));
2655 B(d & 0x00ffffff);
2656 }
2657 }
2658 else {
2659 reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2660 w = movi_p(rn(reg), i0);
2661 jmpr(rn(reg));
2662 jit_unget_reg(reg);
2663 }
2664 return (w);
2665}
2666
2667static jit_word_t
2668_bccr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2669{
2670 jit_word_t w;
2671 jit_word_t d;
2672 if (jit_thumb_p()) {
2673 if ((r0|r1) < 8)
2674 T1_CMP(r0, r1);
2675 else if ((r0&r1) & 8)
2676 T1_CMPX(r0, r1);
2677 else
2678 T2_CMP(r0, r1);
2679 /* use only thumb2 conditional as does not know if will be patched */
2680 w = _jit->pc.w;
2681 d = ((i0 - w) >> 1) - 2;
2682 assert(_s20P(d));
2683 T2_CC_B(cc, encode_thumb_cc_jump(d));
2684 }
2685 else {
2686 CMP(r0, r1);
2687 w = _jit->pc.w;
2688 d = ((i0 - w) >> 2) - 2;
2689 assert(_s24P(d));
2690 CC_B(cc, d & 0x00ffffff);
2691 }
2692 return (w);
2693}
2694
2695static jit_word_t
2696_bcci(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_word_t i1)
2697{
2698 jit_word_t w;
2699 jit_word_t d;
2700 int i;
2701 jit_int32_t reg;
2702 if (jit_thumb_p()) {
2703 if (r0 < 7 && !(i1 & 0xffffff00))
2704 T1_CMPI(r0, i1);
2705 else if ((i = encode_thumb_immediate(i1)) != -1)
2706 T2_CMPI(r0, i);
2707 else if ((i = encode_thumb_immediate(-i1)) != -1)
2708 T2_CMNI(r0, i);
2709 else {
2710 reg = jit_get_reg(jit_class_gpr);
2711 movi(rn(reg), i1);
2712 T2_CMP(r0, rn(reg));
2713 jit_unget_reg(reg);
2714 }
2715 /* use only thumb2 conditional as does not know if will be patched */
2716 w = _jit->pc.w;
2717 d = ((i0 - w) >> 1) - 2;
2718 assert(_s20P(d));
2719 T2_CC_B(cc, encode_thumb_cc_jump(d));
2720 }
2721 else {
2722 if ((i = encode_arm_immediate(i1)) != -1)
2723 CMPI(r0, i);
2724 else if ((i = encode_arm_immediate(-i1)) != -1)
2725 CMNI(r0, i);
2726 else {
2727 reg = jit_get_reg(jit_class_gpr);
2728 movi(rn(reg), i1);
2729 CMP(r0, rn(reg));
2730 jit_unget_reg(reg);
2731 }
2732 w = _jit->pc.w;
2733 d = ((i0 - w) >> 2) - 2;
2734 assert(_s24P(d));
2735 CC_B(cc, d & 0x00ffffff);
2736 }
2737 return (w);
2738}
2739
2740static jit_word_t
2741_baddr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2742{
2743 jit_word_t w;
2744 jit_word_t d;
2745 if (jit_thumb_p()) {
2746 if ((r0|r1) < 8)
2747 T1_ADD(r0, r0, r1);
2748 else
2749 T2_ADDS(r0, r0, r1);
2750 w = _jit->pc.w;
2751 d = ((i0 - w) >> 1) - 2;
2752 assert(_s20P(d));
2753 T2_CC_B(cc, encode_thumb_cc_jump(d));
2754 }
2755 else {
2756 ADDS(r0, r0, r1);
2757 w = _jit->pc.w;
2758 d = ((i0 - w) >> 2) - 2;
2759 assert(_s24P(d));
2760 CC_B(cc, d & 0x00ffffff);
2761 }
2762 return (w);
2763}
2764
2765static jit_word_t
2766_baddi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, int i1)
2767{
2768 int i;
2769 jit_word_t w;
2770 jit_word_t d;
2771 jit_int32_t reg;
2772 if (jit_thumb_p()) {
2773 if (r0 < 8 && !(i1 & ~7))
2774 T1_ADDI3(r0, r0, i1);
2775 else if (r0 < 8 && !(-i1 & ~7))
2776 T1_SUBI3(r0, r0, -i1);
2777 else if (r0 < 8 && !(i1 & ~0xff))
2778 T1_ADDI8(r0, i1);
2779 else if (r0 < 8 && !(-i1 & ~0xff))
2780 T1_SUBI8(r0, -i1);
2781 else if ((i = encode_thumb_immediate(i1)) != -1)
2782 T2_ADDSI(r0, r0, i);
2783 else if ((i = encode_thumb_immediate(-i1)) != -1)
2784 T2_SUBSI(r0, r0, i);
2785 else {
2786 reg = jit_get_reg(jit_class_gpr);
2787 movi(rn(reg), i1);
2788 T2_ADDS(r0, r0, rn(reg));
2789 jit_unget_reg(reg);
2790 }
2791 w = _jit->pc.w;
2792 d = ((i0 - w) >> 1) - 2;
2793 assert(_s20P(d));
2794 T2_CC_B(cc, encode_thumb_cc_jump(d));
2795 }
2796 else {
2797 if ((i = encode_arm_immediate(i1)) != -1)
2798 ADDSI(r0, r0, i);
2799 else if ((i = encode_arm_immediate(-i1)) != -1)
2800 SUBSI(r0, r0, i);
2801 else {
2802 reg = jit_get_reg(jit_class_gpr);
2803 movi(rn(reg), i1);
2804 ADDS(r0, r0, rn(reg));
2805 jit_unget_reg(reg);
2806 }
2807 w = _jit->pc.w;
2808 d = ((i0 - w) >> 2) - 2;
2809 assert(_s24P(d));
2810 CC_B(cc, d & 0x00ffffff);
2811 }
2812 return (w);
2813}
2814
2815static jit_word_t
2816_bsubr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2817{
2818 jit_word_t w;
2819 jit_word_t d;
2820 if (jit_thumb_p()) {
2821 if ((r0|r1) < 8)
2822 T1_SUB(r0, r0, r1);
2823 else
2824 T2_SUBS(r0, r0, r1);
2825 w = _jit->pc.w;
2826 d = ((i0 - w) >> 1) - 2;
2827 assert(_s20P(d));
2828 T2_CC_B(cc, encode_thumb_cc_jump(d));
2829 }
2830 else {
2831 SUBS(r0, r0, r1);
2832 w = _jit->pc.w;
2833 d = ((i0 - w) >> 2) - 2;
2834 assert(_s24P(d));
2835 CC_B(cc, d & 0x00ffffff);
2836 }
2837 return (w);
2838}
2839
2840static jit_word_t
2841_bsubi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, int i1)
2842{
2843 int i;
2844 jit_word_t w;
2845 jit_word_t d;
2846 jit_int32_t reg;
2847 if (jit_thumb_p()) {
2848 if (r0 < 8 && !(i1 & ~7))
2849 T1_SUBI3(r0, r0, i1);
2850 else if (r0 < 8 && !(-i1 & ~7))
2851 T1_ADDI3(r0, r0, -i1);
2852 else if (r0 < 8 && !(i1 & ~0xff))
2853 T1_SUBI8(r0, i1);
2854 else if (r0 < 8 && !(-i1 & ~0xff))
2855 T1_ADDI8(r0, -i1);
2856 else if ((i = encode_thumb_immediate(i1)) != -1)
2857 T2_SUBSI(r0, r0, i);
2858 else if ((i = encode_thumb_immediate(-i1)) != -1)
2859 T2_SUBSI(r0, r0, i);
2860 else {
2861 reg = jit_get_reg(jit_class_gpr);
2862 movi(rn(reg), i1);
2863 T2_SUBS(r0, r0, rn(reg));
2864 jit_unget_reg(reg);
2865 }
2866 w = _jit->pc.w;
2867 d = ((i0 - w) >> 1) - 2;
2868 assert(_s20P(d));
2869 T2_CC_B(cc, encode_thumb_cc_jump(d));
2870 }
2871 else {
2872 if ((i = encode_arm_immediate(i1)) != -1)
2873 SUBSI(r0, r0, i);
2874 else if ((i = encode_arm_immediate(-i1)) != -1)
2875 ADDSI(r0, r0, i);
2876 else {
2877 reg = jit_get_reg(jit_class_gpr);
2878 movi(rn(reg), i1);
2879 SUBS(r0, r0, rn(reg));
2880 jit_unget_reg(reg);
2881 }
2882 w = _jit->pc.w;
2883 d = ((i0 - w) >> 2) - 2;
2884 assert(_s24P(d));
2885 CC_B(cc, d & 0x00ffffff);
2886 }
2887 return (w);
2888}
2889
2890static jit_word_t
2891_bmxr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2892{
2893 jit_word_t w;
2894 jit_word_t d;
2895 jit_int32_t reg;
2896 if (jit_thumb_p()) {
2897 if ((r0|r1) < 8)
2898 T1_TST(r0, r1);
2899 else
2900 T2_TST(r0, r1);
2901 w = _jit->pc.w;
2902 d = ((i0 - w) >> 1) - 2;
2903 assert(_s20P(d));
2904 T2_CC_B(cc, encode_thumb_cc_jump(d));
2905 }
2906 else {
2907 if (jit_armv5_p())
2908 TST(r0, r1);
2909 else {
2910 reg = jit_get_reg(jit_class_gpr);
2911 ANDS(rn(reg), r0, r1);
2912 jit_unget_reg(reg);
2913 }
2914 w = _jit->pc.w;
2915 d = ((i0 - w) >> 2) - 2;
2916 assert(_s24P(d));
2917 CC_B(cc, d & 0x00ffffff);
2918 }
2919 return (w);
2920}
2921
2922static jit_word_t
2923_bmxi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_word_t i1)
2924{
2925 int i;
2926 jit_word_t w;
2927 jit_word_t d;
2928 jit_int32_t reg;
2929 if (jit_thumb_p()) {
2930 if ((i = encode_thumb_immediate(i1)) != -1)
2931 T2_TSTI(r0, i);
2932 else {
2933 reg = jit_get_reg(jit_class_gpr);
2934 movi(rn(reg), i1);
2935 T2_TST(r0, rn(reg));
2936 jit_unget_reg(reg);
2937 }
2938 w = _jit->pc.w;
2939 d = ((i0 - w) >> 1) - 2;
2940 assert(_s20P(d));
2941 T2_CC_B(cc, encode_thumb_cc_jump(d));
2942 }
2943 else {
2944 if (jit_armv5_p()) {
2945 if ((i = encode_arm_immediate(i1)) != -1)
2946 TSTI(r0, i);
2947 else {
2948 reg = jit_get_reg(jit_class_gpr);
2949 movi(rn(reg), i1);
2950 TST(r0, rn(reg));
2951 jit_unget_reg(reg);
2952 }
2953 }
2954 else {
2955 reg = jit_get_reg(jit_class_gpr);
2956 if ((i = encode_arm_immediate(i1)) != -1)
2957 ANDSI(rn(reg), r0, i);
2958 else if ((i = encode_arm_immediate(~i1)) != -1)
2959 BICSI(rn(reg), r0, i);
2960 else {
2961 movi(rn(reg), i1);
2962 ANDS(rn(reg), r0, rn(reg));
2963 }
2964 jit_unget_reg(reg);
2965 }
2966 w = _jit->pc.w;
2967 d = ((i0 - w) >> 2) - 2;
2968 assert(_s24P(d));
2969 CC_B(cc, d & 0x00ffffff);
2970 }
2971 return (w);
2972}
2973
2974static void
2975_ldr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
2976{
2977 if (jit_thumb_p())
2978 T2_LDRSBI(r0, r1, 0);
2979 else
2980 LDRSBI(r0, r1, 0);
2981}
2982
2983static void
2984_ldi_c(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
2985{
2986 jit_int32_t reg;
2987 reg = jit_get_reg(jit_class_gpr);
2988 movi(rn(reg), i0);
2989 if (jit_thumb_p())
2990 T2_LDRSBI(r0, rn(reg), 0);
2991 else
2992 LDRSBI(r0, rn(reg), 0);
2993 jit_unget_reg(reg);
2994}
2995
2996static void
2997_ldxr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2998{
2999 if (jit_thumb_p()) {
3000 if ((r0|r1|r2) < 8)
3001 T1_LDRSB(r0, r1, r2);
3002 else
3003 T2_LDRSB(r0, r1, r2);
3004 }
3005 else
3006 LDRSB(r0, r1, r2);
3007}
3008
3009static void
3010_ldxi_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3011{
3012 jit_int32_t reg;
3013 if (jit_thumb_p()) {
3014 if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3015 T2_LDRSBI(r0, r1, i0);
3016 else if (i0 < 0 && i0 >= -255)
3017 T2_LDRSBIN(r0, r1, -i0);
3018 else if (i0 >= 0 && i0 <= 4095)
3019 T2_LDRSBWI(r0, r1, i0);
3020 else if (r0 != r1) {
3021 movi(r0, i0);
3022 if ((r0|r1) < 8)
3023 T1_LDRSB(r0, r1, r0);
3024 else
3025 T2_LDRSB(r0, r1, r0);
3026 }
3027 else {
3028 reg = jit_get_reg(jit_class_gpr);
3029 movi(rn(reg), i0);
3030 if ((r0|r1|rn(reg)) < 8)
3031 T1_LDRSB(r0, r1, rn(reg));
3032 else
3033 T2_LDRSB(r0, r1, rn(reg));
3034 jit_unget_reg(reg);
3035 }
3036 }
3037 else {
3038 if (i0 >= 0 && i0 <= 255)
3039 LDRSBI(r0, r1, i0);
3040 else if (i0 < 0 && i0 >= -255)
3041 LDRSBIN(r0, r1, -i0);
3042 else if (r0 != r1) {
3043 movi(r0, i0);
3044 LDRSB(r0, r1, r0);
3045 }
3046 else {
3047 reg = jit_get_reg(jit_class_gpr);
3048 movi(rn(reg), i0);
3049 LDRSB(r0, r1, rn(reg));
3050 jit_unget_reg(reg);
3051 }
3052 }
3053}
3054
3055static void
3056_ldr_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3057{
3058 if (jit_thumb_p())
3059 T2_LDRBI(r0, r1, 0);
3060 else
3061 LDRBI(r0, r1, 0);
3062}
3063
3064static void
3065_ldi_uc(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3066{
3067 jit_int32_t reg;
3068 reg = jit_get_reg(jit_class_gpr);
3069 movi(rn(reg), i0);
3070 if (jit_thumb_p())
3071 T2_LDRBI(r0, rn(reg), 0);
3072 else
3073 LDRBI(r0, rn(reg), 0);
3074 jit_unget_reg(reg);
3075}
3076
3077static void
3078_ldxr_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3079{
3080 if (jit_thumb_p()) {
3081 if ((r0|r1|r2) < 8)
3082 T1_LDRB(r0, r1, r2);
3083 else
3084 T2_LDRB(r0, r1, r2);
3085 }
3086 else
3087 LDRB(r0, r1, r2);
3088}
3089
3090static void
3091_ldxi_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3092{
3093 jit_int32_t reg;
3094 if (jit_thumb_p()) {
3095 if ((r0|r1) < 8 && i0 >= 0 && i0 < 0x20)
3096 T1_LDRBI(r0, r1, i0);
3097 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3098 T2_LDRBI(r0, r1, i0);
3099 else if (i0 < 0 && i0 >= -255)
3100 T2_LDRBIN(r0, r1, -i0);
3101 else if (i0 >= 0 && i0 <= 4095)
3102 T2_LDRBWI(r0, r1, i0);
3103 else if (r0 != r1) {
3104 movi(r0, i0);
3105 if ((r0|r1) < 8)
3106 T1_LDRB(r0, r1, r0);
3107 else
3108 T2_LDRB(r0, r1, r0);
3109 }
3110 else {
3111 reg = jit_get_reg(jit_class_gpr);
3112 movi(rn(reg), i0);
3113 if ((r0|r1|rn(reg)) < 8)
3114 T1_LDRB(r0, r1, rn(reg));
3115 else
3116 T2_LDRB(r0, r1, rn(reg));
3117 jit_unget_reg(reg);
3118 }
3119 }
3120 else {
3121 if (i0 >= 0 && i0 <= 4095)
3122 LDRBI(r0, r1, i0);
3123 else if (i0 < 0 && i0 >= -4095)
3124 LDRBIN(r0, r1, -i0);
3125 else if (r0 != r1) {
3126 movi(r0, i0);
3127 LDRB(r0, r1, r0);
3128 }
3129 else {
3130 reg = jit_get_reg(jit_class_gpr);
3131 movi(rn(reg), i0);
3132 LDRB(r0, r1, rn(reg));
3133 jit_unget_reg(reg);
3134 }
3135 }
3136}
3137
3138static void
3139_ldr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3140{
3141 if (jit_thumb_p())
3142 T2_LDRSHI(r0, r1, 0);
3143 else
3144 LDRSHI(r0, r1, 0);
3145}
3146
3147static void
3148_ldi_s(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3149{
3150 jit_int32_t reg;
3151 reg = jit_get_reg(jit_class_gpr);
3152 movi(rn(reg), i0);
3153 if (jit_thumb_p())
3154 T2_LDRSHI(r0, rn(reg), 0);
3155 else
3156 LDRSHI(r0, rn(reg), 0);
3157 jit_unget_reg(reg);
3158}
3159
3160static void
3161_ldxr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3162{
3163 if (jit_thumb_p()) {
3164 if ((r0|r1|r2) < 8)
3165 T1_LDRSH(r0, r1, r2);
3166 else
3167 T2_LDRSH(r0, r1, r2);
3168 }
3169 else
3170 LDRSH(r0, r1, r2);
3171}
3172
3173static void
3174_ldxi_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3175{
3176 jit_int32_t reg;
3177 if (jit_thumb_p()) {
3178 if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3179 T2_LDRSHI(r0, r1, i0);
3180 else if (i0 < 0 && i0 >= -255)
3181 T2_LDRSHIN(r0, r1, -i0);
3182 else if (i0 >= 0 && i0 <= 4095)
3183 T2_LDRSHWI(r0, r1, i0);
3184 else if (r0 != r1) {
3185 movi(r0, i0);
3186 if ((r0|r1) < 8)
3187 T1_LDRSH(r0, r1, r0);
3188 else
3189 T2_LDRSH(r0, r1, r0);
3190 }
3191 else {
3192 reg = jit_get_reg(jit_class_gpr);
3193 movi(rn(reg), i0);
3194 if ((r0|r1|rn(reg)) < 8)
3195 T1_LDRSH(r0, r1, rn(reg));
3196 else
3197 T2_LDRSH(r0, r1, rn(reg));
3198 jit_unget_reg(reg);
3199 }
3200 }
3201 else {
3202 if (i0 >= 0 && i0 <= 255)
3203 LDRSHI(r0, r1, i0);
3204 else if (i0 < 0 && i0 >= -255)
3205 LDRSHIN(r0, r1, -i0);
3206 else if (r0 != r1) {
3207 movi(r0, i0);
3208 LDRSH(r0, r1, r0);
3209 }
3210 else {
3211 reg = jit_get_reg(jit_class_gpr);
3212 movi(rn(reg), i0);
3213 LDRSH(r0, r1, rn(reg));
3214 jit_unget_reg(reg);
3215 }
3216 }
3217}
3218
3219static void
3220_ldr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3221{
3222 if (jit_thumb_p())
3223 T2_LDRHI(r0, r1, 0);
3224 else
3225 LDRHI(r0, r1, 0);
3226}
3227
3228static void
3229_ldi_us(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3230{
3231 jit_int32_t reg;
3232 reg = jit_get_reg(jit_class_gpr);
3233 movi(rn(reg), i0);
3234 if (jit_thumb_p())
3235 T2_LDRHI(r0, rn(reg), 0);
3236 else
3237 LDRHI(r0, rn(reg), 0);
3238 jit_unget_reg(reg);
3239}
3240
3241static void
3242_ldxr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3243{
3244 if (jit_thumb_p()) {
3245 if ((r0|r1|r2) < 8)
3246 T1_LDRH(r0, r1, r2);
3247 else
3248 T2_LDRH(r0, r1, r2);
3249 }
3250 else
3251 LDRH(r0, r1, r2);
3252}
3253
3254static void
3255_ldxi_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3256{
3257 jit_int32_t reg;
3258 if (jit_thumb_p()) {
3259 if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 1) && (i0 >> 1) < 0x20)
3260 T1_LDRHI(r0, r1, i0 >> 1);
3261 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3262 T2_LDRHI(r0, r1, i0);
3263 else if (i0 < 0 && i0 >= -255)
3264 T2_LDRHIN(r0, r1, -i0);
3265 else if (i0 >= 0 && i0 <= 4095)
3266 T2_LDRHWI(r0, r1, i0);
3267 else if (r0 != r1) {
3268 movi(r0, i0);
3269 if ((r0|r1) < 8)
3270 T1_LDRH(r0, r1, r0);
3271 else
3272 T2_LDRH(r0, r1, r0);
3273 }
3274 else {
3275 reg = jit_get_reg(jit_class_gpr);
3276 movi(rn(reg), i0);
3277 if ((r0|r1|rn(reg)) < 8)
3278 T1_LDRH(r0, r1, rn(reg));
3279 else
3280 T2_LDRH(r0, r1, rn(reg));
3281 jit_unget_reg(reg);
3282 }
3283 }
3284 else {
3285 if (i0 >= 0 && i0 <= 255)
3286 LDRHI(r0, r1, i0);
3287 else if (i0 < 0 && i0 >= -255)
3288 LDRHIN(r0, r1, -i0);
3289 else if (r0 != r1) {
3290 movi(r0, i0);
3291 LDRH(r0, r1, r0);
3292 }
3293 else {
3294 reg = jit_get_reg(jit_class_gpr);
3295 movi(rn(reg), i0);
3296 LDRH(r0, r1, rn(reg));
3297 jit_unget_reg(reg);
3298 }
3299 }
3300}
3301
3302static void
3303_ldr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3304{
3305 if (jit_thumb_p())
3306 T2_LDRI(r0, r1, 0);
3307 else
3308 LDRI(r0, r1, 0);
3309}
3310
3311static void
3312_ldi_i(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3313{
3314 jit_int32_t reg;
3315 reg = jit_get_reg(jit_class_gpr);
3316 movi(rn(reg), i0);
3317 if (jit_thumb_p())
3318 T2_LDRI(r0, rn(reg), 0);
3319 else
3320 LDRI(r0, rn(reg), 0);
3321 jit_unget_reg(reg);
3322}
3323
3324static void
3325_ldxr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3326{
3327 if (jit_thumb_p()) {
3328 if ((r0|r1|r2) < 8)
3329 T1_LDR(r0, r1, r2);
3330 else
3331 T2_LDR(r0, r1, r2);
3332 }
3333 else
3334 LDR(r0, r1, r2);
3335}
3336
3337static void
3338_ldxi_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3339{
3340 jit_int32_t reg;
3341 if (jit_thumb_p()) {
3342 if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 3) && (i0 >> 2) < 0x20)
3343 T1_LDRI(r0, r1, i0 >> 2);
3344 else if (r1 == _R13_REGNO && r0 < 8 &&
3345 i0 >= 0 && !(i0 & 3) && (i0 >> 2) <= 255)
3346 T1_LDRISP(r0, i0 >> 2);
3347 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3348 T2_LDRI(r0, r1, i0);
3349 else if (i0 < 0 && i0 > -255)
3350 T2_LDRIN(r0, r1, -i0);
3351 else if (i0 >= 0 && i0 <= 4095)
3352 T2_LDRWI(r0, r1, i0);
3353 else if (r0 != r1) {
3354 movi(r0, i0);
3355 if ((r0|r1) < 8)
3356 T1_LDR(r0, r1, r0);
3357 else
3358 T2_LDR(r0, r1, r0);
3359 }
3360 else {
3361 reg = jit_get_reg(jit_class_gpr);
3362 movi(rn(reg), i0);
3363 if ((r0|r1|rn(reg)) < 8)
3364 T1_LDR(r0, r1, rn(reg));
3365 else
3366 T2_LDR(r0, r1, rn(reg));
3367 jit_unget_reg(reg);
3368 }
3369 }
3370 else {
3371 if (i0 >= 0 && i0 <= 4095)
3372 LDRI(r0, r1, i0);
3373 else if (i0 < 0 && i0 >= -4095)
3374 LDRIN(r0, r1, -i0);
3375 else if (r0 != r1) {
3376 movi(r0, i0);
3377 LDR(r0, r1, r0);
3378 }
3379 else {
3380 reg = jit_get_reg(jit_class_gpr);
3381 movi(rn(reg), i0);
3382 LDR(r0, r1, rn(reg));
3383 jit_unget_reg(reg);
3384 }
3385 }
3386}
3387
3388static void
3389_str_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3390{
3391 if (jit_thumb_p())
3392 T2_STRBI(r1, r0, 0);
3393 else
3394 STRBI(r1, r0, 0);
3395}
3396
3397static void
3398_sti_c(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3399{
3400 jit_int32_t reg;
3401 reg = jit_get_reg(jit_class_gpr);
3402 movi(rn(reg), i0);
3403 if (jit_thumb_p())
3404 T2_STRBI(r0, rn(reg), 0);
3405 else
3406 STRBI(r0, rn(reg), 0);
3407 jit_unget_reg(reg);
3408}
3409
3410static void
3411_stxr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3412{
3413 if (jit_thumb_p()) {
3414 if ((r0|r1|r2) < 8)
3415 T1_STRB(r2, r1, r0);
3416 else
3417 T2_STRB(r2, r1, r0);
3418 }
3419 else
3420 STRB(r2, r1, r0);
3421}
3422
3423static void
3424_stxi_c(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3425{
3426 jit_int32_t reg;
3427 if (jit_thumb_p()) {
3428 if ((r0|r1) < 8 && i0 >= 0 && i0 < 0x20)
3429 T1_STRBI(r1, r0, i0);
3430 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3431 T2_STRBI(r1, r0, i0);
3432 else if (i0 < 0 && i0 >= -255)
3433 T2_STRBIN(r1, r0, -i0);
3434 else if (i0 >= 0 && i0 <= 4095)
3435 T2_STRBWI(r1, r0, i0);
3436 else {
3437 reg = jit_get_reg(jit_class_gpr);
3438 movi(rn(reg), i0);
3439 if ((r0|r1|rn(reg)) < 8)
3440 T1_STRB(r1, r0, rn(reg));
3441 else
3442 T2_STRB(r1, r0, rn(reg));
3443 jit_unget_reg(reg);
3444 }
3445 }
3446 else {
3447 if (i0 >= 0 && i0 <= 4095)
3448 STRBI(r1, r0, i0);
3449 else if (i0 < 0 && i0 >= -4095)
3450 STRBIN(r1, r0, -i0);
3451 else {
3452 reg = jit_get_reg(jit_class_gpr);
3453 movi(rn(reg), i0);
3454 STRB(r1, r0, rn(reg));
3455 jit_unget_reg(reg);
3456 }
3457 }
3458}
3459
3460static void
3461_str_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3462{
3463 if (jit_thumb_p())
3464 T2_STRHI(r1, r0, 0);
3465 else
3466 STRHI(r1, r0, 0);
3467}
3468
3469static void
3470_sti_s(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3471{
3472 jit_int32_t reg;
3473 reg = jit_get_reg(jit_class_gpr);
3474 movi(rn(reg), i0);
3475 if (jit_thumb_p())
3476 T2_STRHI(r0, rn(reg), 0);
3477 else
3478 STRHI(r0, rn(reg), 0);
3479 jit_unget_reg(reg);
3480}
3481
3482static void
3483_stxr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3484{
3485 if (jit_thumb_p()) {
3486 if ((r0|r1|r2) < 8)
3487 T1_STRH(r2, r1, r0);
3488 else
3489 T2_STRH(r2, r1, r0);
3490 }
3491 else
3492 STRH(r2, r1, r0);
3493}
3494
3495static void
3496_stxi_s(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3497{
3498 jit_int32_t reg;
3499 if (jit_thumb_p()) {
3500 if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 1) && (i0 >> 1) < 0x20)
3501 T1_STRHI(r1, r0, i0 >> 1);
3502 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3503 T2_STRHI(r1, r0, i0);
3504 else if (i0 < 0 && i0 >= -255)
3505 T2_STRHIN(r1, r0, -i0);
3506 else if (i0 >= 0 && i0 <= 4095)
3507 T2_STRHWI(r1, r0, i0);
3508 else {
3509 reg = jit_get_reg(jit_class_gpr);
3510 movi(rn(reg), i0);
3511 if ((r0|r1|rn(reg)) < 8)
3512 T1_STRH(r1, r0, rn(reg));
3513 else
3514 T2_STRH(r1, r0, rn(reg));
3515 jit_unget_reg(reg);
3516 }
3517 }
3518 else {
3519 if (i0 >= 0 && i0 <= 255)
3520 STRHI(r1, r0, i0);
3521 else if (i0 < 0 && i0 >= -255)
3522 STRHIN(r1, r0, -i0);
3523 else {
3524 reg = jit_get_reg(jit_class_gpr);
3525 movi(rn(reg), i0);
3526 STRH(r1, r0, rn(reg));
3527 jit_unget_reg(reg);
3528 }
3529 }
3530}
3531
3532static void
3533_str_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3534{
3535 if (jit_thumb_p())
3536 T2_STRI(r1, r0, 0);
3537 else
3538 STRI(r1, r0, 0);
3539}
3540
3541static void
3542_sti_i(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3543{
3544 jit_int32_t reg;
3545 reg = jit_get_reg(jit_class_gpr);
3546 movi(rn(reg), i0);
3547 if (jit_thumb_p())
3548 T2_STRI(r0, rn(reg), 0);
3549 else
3550 STRI(r0, rn(reg), 0);
3551 jit_unget_reg(reg);
3552}
3553
3554static void
3555_stxr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3556{
3557 if (jit_thumb_p()) {
3558 if ((r0|r1|r2) < 8)
3559 T1_STR(r2, r1, r0);
3560 else
3561 T2_STR(r2, r1, r0);
3562 }
3563 else
3564 STR(r2, r1, r0);
3565}
3566
3567static void
3568_stxi_i(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3569{
3570 jit_int32_t reg;
3571 if (jit_thumb_p()) {
3572 if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 3) && (i0 >> 2) < 0x20)
3573 T1_STRI(r1, r0, i0 >> 2);
3574 else if (r0 == _R13_REGNO && r1 < 8 &&
3575 i0 >= 0 && !(i0 & 3) && (i0 >> 2) <= 255)
3576 T1_STRISP(r1, i0 >> 2);
3577 else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3578 T2_STRI(r1, r0, i0);
3579 else if (i0 < 0 && i0 >= -255)
3580 T2_STRIN(r1, r0, -i0);
3581 else if (i0 >= 0 && i0 <= 4095)
3582 T2_STRWI(r1, r0, i0);
3583 else {
3584 reg = jit_get_reg(jit_class_gpr);
3585 movi(rn(reg), i0);
3586 if ((r0|r1|rn(reg)) < 8)
3587 T1_STR(r1, r0, rn(reg));
3588 else
3589 T2_STR(r1, r0, rn(reg));
3590 jit_unget_reg(reg);
3591 }
3592 }
3593 else {
3594 if (i0 >= 0 && i0 <= 4095)
3595 STRI(r1, r0, i0);
3596 else if (i0 < 0 && i0 >= -4095)
3597 STRIN(r1, r0, -i0);
3598 else {
3599 reg = jit_get_reg(jit_class_gpr);
3600 movi(rn(reg), i0);
3601 STR(r1, r0, rn(reg));
3602 jit_unget_reg(reg);
3603 }
3604 }
3605}
3606
4a71579b 3607static void
40a44dcb 3608_bswapr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
4a71579b 3609{
4a71579b
PC
3610 if (jit_thumb_p()) {
3611 if ((r0|r1) < 8)
3612 T1_REV(r0, r1);
3613 else
3614 T2_REV(r0, r1);
3615 rshi_u(r0, r0, 16);
3616 }
3617 else {
3618 if (jit_armv6_p()) {
3619 REV(r0, r1);
3620 rshi_u(r0, r0, 16);
3621 }
3622 else {
40a44dcb 3623 generic_bswapr_us(_jit, r0, r1);
4a71579b
PC
3624 }
3625 }
3626}
3627
3628/* inline glibc htonl (without register clobber) */
3629static void
40a44dcb 3630_bswapr_ui(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
4a71579b
PC
3631{
3632 jit_int32_t reg;
3633 if (jit_thumb_p()) {
3634 if ((r0|r1) < 8)
3635 T1_REV(r0, r1);
3636 else
3637 T2_REV(r0, r1);
3638 }
3639 else {
3640 if (jit_armv6_p())
3641 REV(r0, r1);
3642 else {
3643 reg = jit_get_reg(jit_class_gpr);
3644 EOR_SI(rn(reg), r1, r1, ARM_ROR, 16);
3645 LSRI(rn(reg), rn(reg), 8);
3646 BICI(rn(reg), rn(reg), encode_arm_immediate(0xff00));
3647 EOR_SI(r0, rn(reg), r1, ARM_ROR, 8);
3648 jit_unget_reg(reg);
3649 }
3650 }
3651}
4a71579b
PC
3652
3653static void
3654_extr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3655{
3656 if (jit_thumb_p()) {
3657 if ((r0|r1) < 8)
3658 T1_SXTB(r0, r1);
3659 else
3660 T2_SXTB(r0, r1);
3661 }
3662 else {
3663 if (jit_armv6_p())
3664 SXTB(r0, r1);
3665 else {
3666 LSLI(r0, r1, 24);
3667 ASRI(r0, r0, 24);
3668 }
3669 }
3670}
3671
3672static void
3673_extr_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3674{
3675 if (jit_thumb_p()) {
3676 if ((r0|r1) < 8)
3677 T1_UXTB(r0, r1);
3678 else
3679 T2_UXTB(r0, r1);
3680 }
3681 else {
3682 if (jit_armv6_p())
3683 UXTB(r0, r1);
3684 else
3685 ANDI(r0, r1, 0xff);
3686 }
3687}
3688
3689static void
3690_extr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3691{
3692 if (jit_thumb_p()) {
3693 if ((r0|r1) < 8)
3694 T1_SXTH(r0, r1);
3695 else
3696 T2_SXTH(r0, r1);
3697 }
3698 else {
3699 if (jit_armv6_p())
3700 SXTH(r0, r1);
3701 else {
3702 LSLI(r0, r1, 16);
3703 ASRI(r0, r0, 16);
3704 }
3705 }
3706}
3707
3708static void
3709_extr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3710{
3711 if (jit_thumb_p()) {
3712 if ((r0|r1) < 8)
3713 T1_UXTH(r0, r1);
3714 else
3715 T2_UXTH(r0, r1);
3716 }
3717 else {
3718 if (jit_armv6_p())
3719 UXTH(r0, r1);
3720 else {
3721 LSLI(r0, r1, 16);
3722 LSRI(r0, r0, 16);
3723 }
3724 }
3725}
3726
3727static void
3728_callr(jit_state_t *_jit, jit_int32_t r0)
3729{
3730 if (jit_thumb_p())
3731 T1_BLX(r0);
3732 else
3733 BLX(r0);
3734}
3735
3736static void
3737_calli(jit_state_t *_jit, jit_word_t i0)
3738{
3739 jit_word_t d;
3740 jit_int32_t reg;
3741 d = ((i0 - _jit->pc.w) >> 2) - 2;
3742 if (!jit_exchange_p() && !jit_thumb_p() && _s24P(d))
3743 BLI(d & 0x00ffffff);
3744 else {
3745 reg = jit_get_reg(jit_class_gpr);
3746 movi(rn(reg), i0);
3747 if (jit_thumb_p())
3748 T1_BLX(rn(reg));
3749 else
3750 BLX(rn(reg));
3751 jit_unget_reg(reg);
3752 }
3753}
3754
3755static jit_word_t
3756_calli_p(jit_state_t *_jit, jit_word_t i0)
3757{
3758 jit_word_t w;
3759 jit_int32_t reg;
3760 reg = jit_get_reg(jit_class_gpr);
3761 w = _jit->pc.w;
3762 movi_p(rn(reg), i0);
3763 if (jit_thumb_p())
3764 T1_BLX(rn(reg));
3765 else
3766 BLX(rn(reg));
3767 jit_unget_reg(reg);
3768 return (w);
3769}
3770
3771static void
3772_prolog(jit_state_t *_jit, jit_node_t *node)
3773{
3774 jit_int32_t reg;
3775 if (_jitc->function->define_frame || _jitc->function->assume_frame) {
3776 jit_int32_t frame = -_jitc->function->frame;
3777 assert(_jitc->function->self.aoff >= frame);
3778 if (_jitc->function->assume_frame) {
3779 if (jit_thumb_p() && !_jitc->thumb)
3780 _jitc->thumb = _jit->pc.w;
3781 return;
3782 }
3783 _jitc->function->self.aoff = frame;
3784 }
3785 if (_jitc->function->allocar)
3786 _jitc->function->self.aoff &= -8;
3787 _jitc->function->stack = ((_jitc->function->self.alen -
3788 /* align stack at 8 bytes */
3789 _jitc->function->self.aoff) + 7) & -8;
3790
3791 if (jit_thumb_p()) {
3792 /* switch to thumb mode (better approach would be to
3793 * ORR 1 address being called, but no clear distinction
3794 * of what is a pointer to a jit function, or if patching
3795 * a pointer to a jit function) */
3796 ADDI(_R12_REGNO, _R15_REGNO, 1);
3797 BX(_R12_REGNO);
3798 if (!_jitc->thumb)
3799 _jitc->thumb = _jit->pc.w;
3800 if (jit_cpu.abi) {
3801 T2_PUSH(0xf);
3802 T2_PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3803 VPUSH_F64(_D8_REGNO, 8);
3804 }
3805 else {
3806 T2_PUSH(0xf);
3807 T2_PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3808 }
3809 }
3810 else {
3811 if (jit_cpu.abi) {
3812 PUSH(0xf);
3813 PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3814 VPUSH_F64(_D8_REGNO, 8);
3815 }
3816 else {
3817 PUSH(0xf);
3818 PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3819 }
3820 }
3821 movr(_FP_REGNO, _SP_REGNO);
3822 if (_jitc->function->stack)
3823 subi(_SP_REGNO, _SP_REGNO, _jitc->function->stack);
3824 if (_jitc->function->allocar) {
3825 reg = jit_get_reg(jit_class_gpr);
3826 movi(rn(reg), _jitc->function->self.aoff);
3827 stxi_i(_jitc->function->aoffoff, _FP_REGNO, rn(reg));
3828 jit_unget_reg(reg);
3829 }
3830}
3831
3832static void
3833_epilog(jit_state_t *_jit, jit_node_t *node)
3834{
3835 if (_jitc->function->assume_frame)
3836 return;
3837
3838 movr(_SP_REGNO, _FP_REGNO);
3839 if (jit_cpu.abi)
3840 VPOP_F64(_D8_REGNO, 8);
3841 if (jit_thumb_p())
3842 T2_POP(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3843 else
3844 POP(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3845 addi(_SP_REGNO, _SP_REGNO, 16);
3846 if (jit_thumb_p())
3847 T1_BX(_LR_REGNO);
3848 else
3849 BX(_LR_REGNO);
3850 if (jit_thumb_p() && (_jit->pc.w & 2))
3851 T1_NOP();
3852}
3853
3854static void
3855_vastart(jit_state_t *_jit, jit_int32_t r0)
3856{
3857 assert(_jitc->function->self.call & jit_call_varargs);
3858
3859 /* Initialize stack pointer to the first stack argument.
3860 * The -16 is to account for the 4 argument registers
3861 * always saved, and _jitc->function->vagp is to account
3862 * for declared arguments. */
3863 addi(r0, _FP_REGNO, _jitc->function->self.size -
3864 16 + _jitc->function->vagp);
3865}
3866
3867static void
3868_vaarg(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3869{
3870 assert(_jitc->function->self.call & jit_call_varargs);
3871
3872 /* Load argument. */
3873 ldr(r0, r1);
3874
3875 /* Update stack pointer. */
3876 addi(r1, r1, sizeof(jit_word_t));
3877}
3878
3879static void
3880_patch_at(jit_state_t *_jit,
3881 jit_int32_t kind, jit_word_t instr, jit_word_t label)
3882{
3883 jit_word_t d;
3884 jit_thumb_t thumb;
3885 union {
3886 jit_int16_t *s;
3887 jit_int32_t *i;
3888 jit_word_t w;
3889 } u;
3890 u.w = instr;
3891 if (kind == arm_patch_jump) {
3892 if (jit_thumb_p() && (jit_uword_t)instr >= _jitc->thumb) {
3893 code2thumb(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3894 if ((thumb.i & THUMB2_B) == THUMB2_B) {
3895 d = ((label - instr) >> 1) - 2;
3896 assert(_s24P(d));
3897 thumb.i = THUMB2_B | encode_thumb_jump(d);
3898 thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3899 }
3900 else if ((thumb.i & THUMB2_B) == THUMB2_CC_B) {
3901 d = ((label - instr) >> 1) - 2;
3902 assert(_s20P(d));
3903 thumb.i = THUMB2_CC_B | (thumb.i & 0x3c00000) |
3904 encode_thumb_cc_jump(d);
3905 thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3906 }
3907 else {
3908 /* for the sake of simplicity in case choose to
3909 * movw+movt+[bx|blx], e.g. if changing to instead
3910 * of asserting target is reachable, load constant
3911 * and do indirect jump if not reachable */
3912 if ((thumb.i & 0xfbf00000) == THUMB2_MOVWI)
3913 goto indirect_jump;
3914 assert(!"handled branch opcode");
3915 }
3916 }
3917 else {
3918 thumb.i = u.i[0];
3919 /* 0x0e000000 because 0x01000000 is (branch&) link modifier */
3920 assert((thumb.i & 0x0e000000) == ARM_B);
3921 d = ((label - instr) >> 2) - 2;
3922 assert(_s24P(d));
3923 u.i[0] = (thumb.i & 0xff000000) | (d & 0x00ffffff);
3924 }
3925 }
3926 else if (kind == arm_patch_load) {
3927 /* offset may be negative for a forward patch because it
3928 * is relative to pc + 8, for example:
3929 * ldr r0, [pc, #-4]
3930 * bx r0 ;; [pc, #-8]
3931 * .data ... ;; [pc, #-4]
3932 * ... ;; [pc]
3933 */
3934 assert(!jit_thumb_p());
3935 thumb.i = u.i[0];
3936 assert((thumb.i & 0x0f700000) == ARM_LDRI);
3937 d = label - (instr + 8);
3938 if (d < 0) {
3939 thumb.i &= ~ARM_P;
3940 d = -d;
3941 }
3942 else
3943 thumb.i |= ARM_P;
3944 assert(!(d & 0xfffff000));
3945 u.i[0] = (thumb.i & 0xfffff000) | d;
3946 }
3947 else if (kind == arm_patch_word) {
3948 if (jit_thumb_p()) {
3949 code2thumb(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3950 assert((thumb.i & 0xfbf00000) == THUMB2_MOVWI);
3951 indirect_jump:
3952 thumb.i = ((thumb.i & 0xfbf00f00) |
3953 ( (label & 0x0000f000) << 4) |
3954 ( (label & 0x00000800) << 15) |
3955 ( (label & 0x00000700) << 4) |
3956 ( label & 0x000000ff));
3957 thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3958 label >>= 16;
3959 code2thumb(thumb.s[0], thumb.s[1], u.s[2], u.s[3]);
3960 assert((thumb.i & 0xfbf00000) == THUMB2_MOVTI);
3961 thumb.i = ((thumb.i & 0xfbf00f00) |
3962 ( (label & 0x0000f000) << 4) |
3963 ( (label & 0x00000800) << 15) |
3964 ( (label & 0x00000700) << 4) |
3965 ( label & 0x000000ff));
3966 thumb2code(thumb.s[0], thumb.s[1], u.s[2], u.s[3]);
3967 }
3968 else
3969 u.i[0] = label;
3970 }
3971 else
3972 assert(!"handled patch");
3973}
3974#endif