deps/lightning/lib/jit_arm-cpu.c

   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
  41 extern int      __aeabi_idivmod(int, int);
  42 extern 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
 323 static int encode_arm_immediate(unsigned int v);
 324 static int encode_thumb_immediate(unsigned int v);
 325 static int encode_thumb_word_immediate(unsigned int v);
 326 static int encode_thumb_jump(int v);
 327 static int encode_thumb_cc_jump(int v);
 328 static 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)
 330 static 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)
 332 static 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)
 334 static void _corri8(jit_state_t*,int,int,int,int,int);
 335 #  define torrr(o,rn,rd,rm)             _torrr(_jit,o,rn,rd,rm)
 336 static void _torrr(jit_state_t*,int,int,int,int);
 337 #  define torrrs(o,rn,rd,rm,im)         _torrrs(_jit,o,rn,rd,rm,im)
 338 static 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)
 340 static void _torxr(jit_state_t*,int,int,int,int);
 341 #  define torrrr(o,rn,rl,rh,rm)         _torrrr(_jit,o,rn,rl,rh,rm)
 342 static 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)
 344 static 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)
 346 static void _coriw(jit_state_t*,int,int,int,int);
 347 #  define torri(o,rd,rn,im)             _torri(_jit,o,rd,rn,im)
 348 static void _torri(jit_state_t*,int,int,int,int);
 349 #  define torri8(o,rn,rt,im)            _torri8(_jit,o,rn,rt,im)
 350 static void _torri8(jit_state_t*,int,int,int,int);
 351 #  define torri12(o,rn,rt,im)           _torri12(_jit,o,rn,rt,im)
 352 static void _torri12(jit_state_t*,int,int,int,int);
 353 #  define tshift(o,rd,rm,im)            _tshift(_jit,o,rd,rm,im)
 354 static void _tshift(jit_state_t*,int,int,int,int);
 355 #  define toriw(o,rd,im)                _toriw(_jit,o,rd,im)
 356 static void _toriw(jit_state_t*,int,int,int);
 357 #  define tc8(cc,im)                    _tc8(_jit,cc,im)
 358 static void _tc8(jit_state_t*,int,int) maybe_unused;
 359 #  define t11(im)                       _t11(_jit,im)
 360 static void _t11(jit_state_t*,int);
 361 #  define tcb(cc,im)                    _tcb(_jit,cc,im)
 362 static void _tcb(jit_state_t*,int,int);
 363 #  define blxi(im)                      _blxi(_jit,im)
 364 static void _blxi(jit_state_t*,int) maybe_unused;
 365 #  define tb(o,im)                      _tb(_jit,o,im)
 366 static void _tb(jit_state_t*,int,int);
 367 #  define corrrr(cc,o,rh,rl,rm,rn)      _corrrr(_jit,cc,o,rh,rl,rm,rn)
 368 static 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)
 370 static 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)
 372 static void _cshift(jit_state_t*,int,int,int,int,int,int);
 373 #  define cb(cc,o,im)                   _cb(_jit,cc,o,im)
 374 static void _cb(jit_state_t*,int,int,int);
 375 #  define cbx(cc,o,rm)                  _cbx(_jit,cc,o,rm)
 376 static void _cbx(jit_state_t*,int,int,int);
 377 #  define corl(cc,o,r0,i0)              _corl(_jit,cc,o,r0,i0)
 378 static void _corl(jit_state_t*,int,int,int,int);
 379 #  define c6orr(cc,o,r0,r1)             _c6orr(_jit,cc,o,r0,r1)
 380 static void _c6orr(jit_state_t*,int,int,int,int);
 381 #  define tcit(cc,it)                   _tcit(_jit,cc,it)
 382 static 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)
 399 static void _tpp(jit_state_t*,int,int);
 400 #  define torl(o,rn,im)                 _torl(_jit,o,rn,im)
 401 static 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)
 615 #  define TST(rn,rm)                    corrr(ARM_CC_AL,ARM_TST,rn,0,rm)
 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)
 839 static void _nop(jit_state_t*,jit_int32_t);
 840 #  define movr(r0,r1)                   _movr(_jit,r0,r1)
 841 static void _movr(jit_state_t*,jit_int32_t,jit_int32_t);
 842 #  define movi(r0,i0)                   _movi(_jit,r0,i0)
 843 static void _movi(jit_state_t*,jit_int32_t,jit_word_t);
 844 #  define movi_p(r0,i0)                 _movi_p(_jit,r0,i0)
 845 static jit_word_t _movi_p(jit_state_t*,jit_int32_t,jit_word_t);
 846 #  define movnr(r0,r1,r2)               _movnr(_jit,r0,r1,r2)
 847 static 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)
 849 static void _movzr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 850 #  define comr(r0,r1)                   _comr(_jit,r0,r1)
 851 static void _comr(jit_state_t*,jit_int32_t,jit_int32_t);
 852 #  define negr(r0,r1)                   _negr(_jit,r0,r1)
 853 static void _negr(jit_state_t*,jit_int32_t,jit_int32_t);
 854 #  define addr(r0,r1,r2)                _addr(_jit,r0,r1,r2)
 855 static 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)
 857 static 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)
 859 static 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)
 861 static 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)
 863 static 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)
 865 static 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)
 867 static 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)
 869 static 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)
 871 static 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)
 873 static 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)
 875 static 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)
 877 static 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)
 879 static 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)
 881 static 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)
 883 static 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)
 887 static 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)
 892 static 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)
 895 static 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)
 897 static 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)
 899 static 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)
 901 static 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)
 903 static 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)
 907 static 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)
 912 static 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)
 915 static 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)
 917 static 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)
 919 static 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)
 921 static 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)
 923 static 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)
 925 static 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)
 927 static 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)
 929 static 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)
 931 static 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)
 933 static 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)
 935 static 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)
 937 static 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)
 939 static 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)
 941 static 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)
 943 static 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)
 945 static 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)
 947 static 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)
 949 static 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)
 969 static 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)
 971 static void _nei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 972 #  define jmpr(r0)                      _jmpr(_jit,r0)
 973 static void _jmpr(jit_state_t*,jit_int32_t);
 974 #  define jmpi(i0)                      _jmpi(_jit,i0)
 975 static void _jmpi(jit_state_t*,jit_word_t);
 976 #  define jmpi_p(i0, i1)                _jmpi_p(_jit,i0, i1)
 977 static 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)
 979 static 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)
 981 static 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)
1003 static 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)
1005 static 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)
1015 static 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)
1017 static 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)
1027 static 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)
1029 static 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)
1035 static void _ldr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1036 #  define ldi_c(r0,i0)                  _ldi_c(_jit,r0,i0)
1037 static 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)
1039 static 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)
1041 static 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)
1043 static void _ldr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1044 #  define ldi_uc(r0,i0)                 _ldi_uc(_jit,r0,i0)
1045 static 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)
1047 static 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)
1049 static 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)
1051 static void _ldr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1052 #  define ldi_s(r0,i0)                  _ldi_s(_jit,r0,i0)
1053 static 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)
1055 static 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)
1057 static 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)
1059 static void _ldr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1060 #  define ldi_us(r0,i0)                 _ldi_us(_jit,r0,i0)
1061 static 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)
1063 static 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)
1065 static 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)
1067 static void _ldr_i(jit_state_t*,jit_int32_t,jit_int32_t);
1068 #  define ldi_i(r0,i0)                  _ldi_i(_jit,r0,i0)
1069 static 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)
1071 static 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)
1073 static 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)
1075 static void _str_c(jit_state_t*,jit_int32_t,jit_int32_t);
1076 #  define sti_c(i0,r0)                  _sti_c(_jit,i0,r0)
1077 static 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)
1079 static 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)
1081 static 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)
1083 static void _str_s(jit_state_t*,jit_int32_t,jit_int32_t);
1084 #  define sti_s(i0,r0)                  _sti_s(_jit,i0,r0)
1085 static 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)
1087 static 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)
1089 static 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)
1091 static void _str_i(jit_state_t*,jit_int32_t,jit_int32_t);
1092 #  define sti_i(i0,r0)                  _sti_i(_jit,i0,r0)
1093 static 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)
1095 static 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)
1097 static void _stxi_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1098 #  define bswapr_us(r0,r1)              _bswapr_us(_jit,r0,r1)
1099 static void _bswapr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1100 #  define bswapr_ui(r0,r1)              _bswapr_ui(_jit,r0,r1)
1101 static void _bswapr_ui(jit_state_t*,jit_int32_t,jit_int32_t);
1102 #  define extr_c(r0,r1)                 _extr_c(_jit,r0,r1)
1103 static void _extr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1104 #  define extr_uc(r0,r1)                _extr_uc(_jit,r0,r1)
1105 static void _extr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1106 #  define extr_s(r0,r1)                 _extr_s(_jit,r0,r1)
1107 static void _extr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1108 #  define extr_us(r0,r1)                _extr_us(_jit,r0,r1)
1109 static void _extr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1110 #  define prolog(i0)                    _prolog(_jit,i0)
1111 static void _prolog(jit_state_t*,jit_node_t*);
1112 #  define epilog(i0)                    _epilog(_jit,i0)
1113 static void _epilog(jit_state_t*,jit_node_t*);
1114 #  define callr(r0)                     _callr(_jit,r0)
1115 static void _callr(jit_state_t*,jit_int32_t);
1116 #  define calli(i0)                     _calli(_jit,i0)
1117 static void _calli(jit_state_t*,jit_word_t);
1118 #  define calli_p(i0)                   _calli_p(_jit,i0)
1119 static jit_word_t _calli_p(jit_state_t*,jit_word_t);
1120 #  define vastart(r0)                   _vastart(_jit, r0)
1121 static void _vastart(jit_state_t*, jit_int32_t);
1122 #  define vaarg(r0, r1)                 _vaarg(_jit, r0, r1)
1123 static void _vaarg(jit_state_t*, jit_int32_t, jit_int32_t);
1124 #  define patch_at(kind,jump,label)     _patch_at(_jit,kind,jump,label)
1125 static 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))
1131 static int
1132 encode_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
1143 static int
1144 encode_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
1177 static int
1178 encode_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
1185 static int
1186 encode_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
1200 static int
1201 encode_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
1213 static int
1214 encode_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
1226 static 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
1255 static 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
1263 static 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
1272 static 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
1281 static 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
1290 static 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
1299 static 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
1309 static 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
1318 static 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
1327 static 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
1337 static 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
1347 static 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
1357 static 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
1367 static 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
1377 static 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
1386 static 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
1395 static void
1396 _t11(jit_state_t *_jit, int im)
1397 {
1398     assert(!(im & 0xfffff800));
1399     is(THUMB_B|im);
1400 }
1401
1402 static 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
1414 static void
1415 _blxi(jit_state_t *_jit, int im)
1416 {
1417     assert(!(im & 0xfe000000));
1418     ii(ARM_BLXI|im);
1419 }
1420
1421 static 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
1431 static 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
1439 static 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
1447 static 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
1456 static 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
1464 static 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
1472 static 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
1480 static 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
1488 static 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
1500 static 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
1511 static 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
1525 static 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
1536 static 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
1570 static 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
1584 static 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
1601 static 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
1607 static 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
1613 static 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
1626 static 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
1639 static 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
1654 static 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
1701 static 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
1715 static 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
1758 static 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
1773 static 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
1816 static 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
1829 static 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
1876 static 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
1890 static 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
1933 static 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
1948 static 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
1991 static 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
1998 static 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
2026 static 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
2036 static 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
2089 static 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
2100 static 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
2131 static 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
2140 static 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
2150 static 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
2159 static 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
2169 static 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
2200 static 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
2211 static 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
2217 static 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
2227 static 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
2233 static 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
2243 static 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
2256 static 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
2295 static 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
2308 static 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
2343 static 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
2356 static 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
2391 static 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
2404 static 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
2420 static 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
2433 static 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
2449 static 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
2462 static 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
2478 static 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
2507 static 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
2557 static 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
2568 static 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
2594 static 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
2603 static 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
2637 static 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
2667 static 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
2695 static 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
2740 static 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
2765 static 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
2815 static 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
2840 static 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
2890 static 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
2922 static 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
2974 static 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
2983 static 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
2996 static 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
3009 static 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
3055 static 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
3064 static 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
3077 static 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
3090 static 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
3138 static 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
3147 static 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
3160 static 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
3173 static 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
3219 static 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
3228 static 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
3241 static 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
3254 static 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
3302 static 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
3311 static 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
3324 static 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
3337 static 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
3388 static 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
3397 static 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
3410 static 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
3423 static 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
3460 static 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
3469 static 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
3482 static 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
3495 static 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
3532 static 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
3541 static 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
3554 static 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
3567 static 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
3607 static void
3608 _bswapr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3609 {
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 {
3623                 generic_bswapr_us(_jit, r0, r1);
3624         }
3625     }
3626 }
3627
3628 /* inline glibc htonl (without register clobber) */
3629 static void
3630 _bswapr_ui(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
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 }
3652
3653 static 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
3672 static 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
3689 static 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
3708 static 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
3727 static 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
3736 static 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
3755 static 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
3771 static 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
3832 static 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
3854 static 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
3867 static 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
3879 static 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