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)                    CC_TST(ARM_CC_AL,rn,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 comr(r0,r1)                   _comr(_jit,r0,r1)
 847 static void _comr(jit_state_t*,jit_int32_t,jit_int32_t);
 848 #  define negr(r0,r1)                   _negr(_jit,r0,r1)
 849 static void _negr(jit_state_t*,jit_int32_t,jit_int32_t);
 850 #  define addr(r0,r1,r2)                _addr(_jit,r0,r1,r2)
 851 static void _addr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 852 #  define addi(r0,r1,i0)                _addi(_jit,r0,r1,i0)
 853 static void _addi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 854 #  define addcr(r0,r1,r2)               _addcr(_jit,r0,r1,r2)
 855 static void _addcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 856 #  define addci(r0,r1,i0)               _addci(_jit,r0,r1,i0)
 857 static void _addci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 858 #  define addxr(r0,r1,r2)               _addxr(_jit,r0,r1,r2)
 859 static void _addxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 860 #  define addxi(r0,r1,i0)               _addxi(_jit,r0,r1,i0)
 861 static void _addxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 862 #  define subr(r0,r1,r2)                _subr(_jit,r0,r1,r2)
 863 static void _subr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 864 #  define subi(r0,r1,i0)                _subi(_jit,r0,r1,i0)
 865 static void _subi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 866 #  define subcr(r0,r1,r2)               _subcr(_jit,r0,r1,r2)
 867 static void _subcr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 868 #  define subci(r0,r1,i0)               _subci(_jit,r0,r1,i0)
 869 static void _subci(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 870 #  define subxr(r0,r1,r2)               _subxr(_jit,r0,r1,r2)
 871 static void _subxr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 872 #  define subxi(r0,r1,i0)               _subxi(_jit,r0,r1,i0)
 873 static void _subxi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 874 #  define rsbi(r0, r1, i0)              _rsbi(_jit, r0, r1, i0)
 875 static void _rsbi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 876 #  define mulr(r0,r1,r2)                _mulr(_jit,r0,r1,r2)
 877 static void _mulr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 878 #  define muli(r0,r1,i0)                _muli(_jit,r0,r1,i0)
 879 static void _muli(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 880 #  define qmulr(r0,r1,r2,r3)            iqmulr(r0,r1,r2,r3,1)
 881 #  define qmulr_u(r0,r1,r2,r3)          iqmulr(r0,r1,r2,r3,0)
 882 #  define iqmulr(r0,r1,r2,r3,cc)        _iqmulr(_jit,r0,r1,r2,r3,cc)
 883 static void _iqmulr(jit_state_t*,jit_int32_t,jit_int32_t,
 884                     jit_int32_t,jit_int32_t,jit_bool_t);
 885 #  define qmuli(r0,r1,r2,i0)            iqmuli(r0,r1,r2,i0,1)
 886 #  define qmuli_u(r0,r1,r2,i0)          iqmuli(r0,r1,r2,i0,0)
 887 #  define iqmuli(r0,r1,r2,i0,cc)        _iqmuli(_jit,r0,r1,r2,i0,cc)
 888 static void _iqmuli(jit_state_t*,jit_int32_t,jit_int32_t,
 889                     jit_int32_t,jit_word_t,jit_bool_t);
 890 #  define divrem(d,s,r0,r1,r2)          _divrem(_jit,d,s,r0,r1,r2)
 891 static void _divrem(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_int32_t);
 892 #  define divr(r0,r1,r2)                _divr(_jit,r0,r1,r2)
 893 static void _divr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 894 #  define divi(r0,r1,i0)                _divi(_jit,r0,r1,i0)
 895 static void _divi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 896 #  define divr_u(r0,r1,r2)              _divr_u(_jit,r0,r1,r2)
 897 static void _divr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 898 #  define divi_u(r0,r1,i0)              _divi_u(_jit,r0,r1,i0)
 899 static void _divi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 900 #  define qdivr(r0,r1,r2,r3)            iqdivr(r0,r1,r2,r3,1)
 901 #  define qdivr_u(r0,r1,r2,r3)          iqdivr(r0,r1,r2,r3,0)
 902 #  define iqdivr(r0,r1,r2,r3,cc)        _iqdivr(_jit,r0,r1,r2,r3,cc)
 903 static void _iqdivr(jit_state_t*,jit_int32_t,jit_int32_t,
 904                     jit_int32_t,jit_int32_t,jit_bool_t);
 905 #  define qdivi(r0,r1,r2,i0)            iqdivi(r0,r1,r2,i0,1)
 906 #  define qdivi_u(r0,r1,r2,i0)          iqdivi(r0,r1,r2,i0,0)
 907 #  define iqdivi(r0,r1,r2,i0,cc)        _iqdivi(_jit,r0,r1,r2,i0,cc)
 908 static void _iqdivi(jit_state_t*,jit_int32_t,jit_int32_t,
 909                     jit_int32_t,jit_word_t,jit_bool_t);
 910 #  define remr(r0,r1,r2)                _remr(_jit,r0,r1,r2)
 911 static void _remr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 912 #  define remi(r0,r1,i0)                _remi(_jit,r0,r1,i0)
 913 static void _remi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 914 #  define remr_u(r0,r1,r2)              _remr_u(_jit,r0,r1,r2)
 915 static void _remr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 916 #  define remi_u(r0,r1,i0)              _remi_u(_jit,r0,r1,i0)
 917 static void _remi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 918 #  define andr(r0,r1,r2)                _andr(_jit,r0,r1,r2)
 919 static void _andr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 920 #  define andi(r0,r1,i0)                _andi(_jit,r0,r1,i0)
 921 static void _andi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 922 #  define orr(r0,r1,r2)                 _orr(_jit,r0,r1,r2)
 923 static void _orr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 924 #  define ori(r0,r1,i0)                 _ori(_jit,r0,r1,i0)
 925 static void _ori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 926 #  define xorr(r0,r1,r2)                _xorr(_jit,r0,r1,r2)
 927 static void _xorr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 928 #  define xori(r0,r1,i0)                _xori(_jit,r0,r1,i0)
 929 static void _xori(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 930 #  define lshr(r0,r1,r2)                _lshr(_jit,r0,r1,r2)
 931 static void _lshr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 932 #  define lshi(r0,r1,i0)                _lshi(_jit,r0,r1,i0)
 933 static void _lshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 934 #  define rshr(r0,r1,r2)                _rshr(_jit,r0,r1,r2)
 935 static void _rshr(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 936 #  define rshi(r0,r1,i0)                _rshi(_jit,r0,r1,i0)
 937 static void _rshi(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 938 #  define rshr_u(r0,r1,r2)              _rshr_u(_jit,r0,r1,r2)
 939 static void _rshr_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 940 #  define rshi_u(r0,r1,i0)              _rshi_u(_jit,r0,r1,i0)
 941 static void _rshi_u(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 942 #  define ccr(ct,cf,r0,r1,r2)           _ccr(_jit,ct,cf,r0,r1,r2)
 943 static void _ccr(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_int32_t);
 944 #  define cci(ct,cf,r0,r1,i0)           _cci(_jit,ct,cf,r0,r1,i0)
 945 static void _cci(jit_state_t*,int,int,jit_int32_t,jit_int32_t,jit_word_t);
 946 #  define ltr(r0, r1, r2)               ccr(ARM_CC_LT,ARM_CC_GE,r0,r1,r2)
 947 #  define lti(r0, r1, i0)               cci(ARM_CC_LT,ARM_CC_GE,r0,r1,i0)
 948 #  define ltr_u(r0, r1, r2)             ccr(ARM_CC_LO,ARM_CC_HS,r0,r1,r2)
 949 #  define lti_u(r0, r1, i0)             cci(ARM_CC_LO,ARM_CC_HS,r0,r1,i0)
 950 #  define ler(r0, r1, r2)               ccr(ARM_CC_LE,ARM_CC_GT,r0,r1,r2)
 951 #  define lei(r0, r1, i0)               cci(ARM_CC_LE,ARM_CC_GT,r0,r1,i0)
 952 #  define ler_u(r0, r1, r2)             ccr(ARM_CC_LS,ARM_CC_HI,r0,r1,r2)
 953 #  define lei_u(r0, r1, i0)             cci(ARM_CC_LS,ARM_CC_HI,r0,r1,i0)
 954 #  define eqr(r0, r1, r2)               ccr(ARM_CC_EQ,ARM_CC_NE,r0,r1,r2)
 955 #  define eqi(r0, r1, i0)               cci(ARM_CC_EQ,ARM_CC_NE,r0,r1,i0)
 956 #  define ger(r0, r1, r2)               ccr(ARM_CC_GE,ARM_CC_LT,r0,r1,r2)
 957 #  define gei(r0, r1, i0)               cci(ARM_CC_GE,ARM_CC_LT,r0,r1,i0)
 958 #  define ger_u(r0, r1, r2)             ccr(ARM_CC_HS,ARM_CC_LO,r0,r1,r2)
 959 #  define gei_u(r0, r1, i0)             cci(ARM_CC_HS,ARM_CC_LO,r0,r1,i0)
 960 #  define gtr(r0, r1, r2)               ccr(ARM_CC_GT,ARM_CC_LE,r0,r1,r2)
 961 #  define gti(r0, r1, i0)               cci(ARM_CC_GT,ARM_CC_LE,r0,r1,i0)
 962 #  define gtr_u(r0, r1, r2)             ccr(ARM_CC_HI,ARM_CC_LS,r0,r1,r2)
 963 #  define gti_u(r0, r1, i0)             cci(ARM_CC_HI,ARM_CC_LS,r0,r1,i0)
 964 #  define ner(r0,r1,r2)                 _ner(_jit,r0,r1,r2)
 965 static void _ner(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
 966 #  define nei(r0,r1,i0)                 _nei(_jit,r0,r1,i0)
 967 static void _nei(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
 968 #  define jmpr(r0)                      _jmpr(_jit,r0)
 969 static void _jmpr(jit_state_t*,jit_int32_t);
 970 #  define jmpi(i0)                      _jmpi(_jit,i0)
 971 static void _jmpi(jit_state_t*,jit_word_t);
 972 #  define jmpi_p(i0, i1)                _jmpi_p(_jit,i0, i1)
 973 static jit_word_t _jmpi_p(jit_state_t*,jit_word_t,jit_bool_t);
 974 #  define bccr(cc,i0,r0,r1)             _bccr(_jit,cc,i0,r0,r1)
 975 static jit_word_t _bccr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
 976 #  define bcci(cc,i0,r0,i1)             _bcci(_jit,cc,i0,r0,i1)
 977 static jit_word_t _bcci(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
 978 #  define bltr(i0, r0, r1)              bccr(ARM_CC_LT,i0,r0,r1)
 979 #  define blti(i0, r0, i1)              bcci(ARM_CC_LT,i0,r0,i1)
 980 #  define bltr_u(i0, r0, r1)            bccr(ARM_CC_LO,i0,r0,r1)
 981 #  define blti_u(i0, r0, i1)            bcci(ARM_CC_LO,i0,r0,i1)
 982 #  define bler(i0, r0, r1)              bccr(ARM_CC_LE,i0,r0,r1)
 983 #  define blei(i0, r0, i1)              bcci(ARM_CC_LE,i0,r0,i1)
 984 #  define bler_u(i0, r0, r1)            bccr(ARM_CC_LS,i0,r0,r1)
 985 #  define blei_u(i0, r0, i1)            bcci(ARM_CC_LS,i0,r0,i1)
 986 #  define beqr(i0, r0, r1)              bccr(ARM_CC_EQ,i0,r0,r1)
 987 #  define beqi(i0, r0, i1)              bcci(ARM_CC_EQ,i0,r0,i1)
 988 #  define bger(i0, r0, r1)              bccr(ARM_CC_GE,i0,r0,r1)
 989 #  define bgei(i0, r0, i1)              bcci(ARM_CC_GE,i0,r0,i1)
 990 #  define bger_u(i0, r0, r1)            bccr(ARM_CC_HS,i0,r0,r1)
 991 #  define bgei_u(i0, r0, i1)            bcci(ARM_CC_HS,i0,r0,i1)
 992 #  define bgtr(i0, r0, r1)              bccr(ARM_CC_GT,i0,r0,r1)
 993 #  define bgti(i0, r0, i1)              bcci(ARM_CC_GT,i0,r0,i1)
 994 #  define bgtr_u(i0, r0, r1)            bccr(ARM_CC_HI,i0,r0,r1)
 995 #  define bgti_u(i0, r0, i1)            bcci(ARM_CC_HI,i0,r0,i1)
 996 #  define bner(i0, r0, r1)              bccr(ARM_CC_NE,i0,r0,r1)
 997 #  define bnei(i0, r0, i1)              bcci(ARM_CC_NE,i0,r0,i1)
 998 #  define baddr(cc,i0,r0,r1)            _baddr(_jit,cc,i0,r0,r1)
 999 static jit_word_t _baddr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1000 #  define baddi(cc,i0,r0,r1)            _baddi(_jit,cc,i0,r0,r1)
1001 static jit_word_t _baddi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1002 #  define boaddr(i0,r0,r1)              baddr(ARM_CC_VS,i0,r0,r1)
1003 #  define boaddi(i0,r0,i1)              baddi(ARM_CC_VS,i0,r0,i1)
1004 #  define boaddr_u(i0,r0,r1)            baddr(ARM_CC_HS,i0,r0,r1)
1005 #  define boaddi_u(i0,r0,i1)            baddi(ARM_CC_HS,i0,r0,i1)
1006 #  define bxaddr(i0,r0,r1)              baddr(ARM_CC_VC,i0,r0,r1)
1007 #  define bxaddi(i0,r0,i1)              baddi(ARM_CC_VC,i0,r0,i1)
1008 #  define bxaddr_u(i0,r0,r1)            baddr(ARM_CC_LO,i0,r0,r1)
1009 #  define bxaddi_u(i0,r0,i1)            baddi(ARM_CC_LO,i0,r0,i1)
1010 #  define bsubr(cc,i0,r0,r1)            _bsubr(_jit,cc,i0,r0,r1)
1011 static jit_word_t _bsubr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1012 #  define bsubi(cc,i0,r0,r1)            _bsubi(_jit,cc,i0,r0,r1)
1013 static jit_word_t _bsubi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1014 #  define bosubr(i0,r0,r1)              bsubr(ARM_CC_VS,i0,r0,r1)
1015 #  define bosubi(i0,r0,i1)              bsubi(ARM_CC_VS,i0,r0,i1)
1016 #  define bosubr_u(i0,r0,r1)            bsubr(ARM_CC_LO,i0,r0,r1)
1017 #  define bosubi_u(i0,r0,i1)            bsubi(ARM_CC_LO,i0,r0,i1)
1018 #  define bxsubr(i0,r0,r1)              bsubr(ARM_CC_VC,i0,r0,r1)
1019 #  define bxsubi(i0,r0,i1)              bsubi(ARM_CC_VC,i0,r0,i1)
1020 #  define bxsubr_u(i0,r0,r1)            bsubr(ARM_CC_HS,i0,r0,r1)
1021 #  define bxsubi_u(i0,r0,i1)            bsubi(ARM_CC_HS,i0,r0,i1)
1022 #  define bmxr(cc,i0,r0,r1)             _bmxr(_jit,cc,i0,r0,r1)
1023 static jit_word_t _bmxr(jit_state_t*,int,jit_word_t,jit_int32_t,jit_int32_t);
1024 #  define bmxi(cc,i0,r0,r1)             _bmxi(_jit,cc,i0,r0,r1)
1025 static jit_word_t _bmxi(jit_state_t*,int,jit_word_t,jit_int32_t,jit_word_t);
1026 #  define bmsr(i0,r0,r1)                bmxr(ARM_CC_NE,i0,r0,r1)
1027 #  define bmsi(i0,r0,i1)                bmxi(ARM_CC_NE,i0,r0,i1)
1028 #  define bmcr(i0,r0,r1)                bmxr(ARM_CC_EQ,i0,r0,r1)
1029 #  define bmci(i0,r0,i1)                bmxi(ARM_CC_EQ,i0,r0,i1)
1030 #  define ldr_c(r0,r1)                  _ldr_c(_jit,r0,r1)
1031 static void _ldr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1032 #  define ldi_c(r0,i0)                  _ldi_c(_jit,r0,i0)
1033 static void _ldi_c(jit_state_t*,jit_int32_t,jit_word_t);
1034 #  define ldxr_c(r0,r1,r2)              _ldxr_c(_jit,r0,r1,r2)
1035 static void _ldxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1036 #  define ldxi_c(r0,r1,i0)              _ldxi_c(_jit,r0,r1,i0)
1037 static void _ldxi_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1038 #  define ldr_uc(r0,r1)                 _ldr_uc(_jit,r0,r1)
1039 static void _ldr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1040 #  define ldi_uc(r0,i0)                 _ldi_uc(_jit,r0,i0)
1041 static void _ldi_uc(jit_state_t*,jit_int32_t,jit_word_t);
1042 #  define ldxr_uc(r0,r1,r2)             _ldxr_uc(_jit,r0,r1,r2)
1043 static void _ldxr_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1044 #  define ldxi_uc(r0,r1,i0)             _ldxi_uc(_jit,r0,r1,i0)
1045 static void _ldxi_uc(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1046 #  define ldr_s(r0,r1)                  _ldr_s(_jit,r0,r1)
1047 static void _ldr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1048 #  define ldi_s(r0,i0)                  _ldi_s(_jit,r0,i0)
1049 static void _ldi_s(jit_state_t*,jit_int32_t,jit_word_t);
1050 #  define ldxr_s(r0,r1,r2)              _ldxr_s(_jit,r0,r1,r2)
1051 static void _ldxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1052 #  define ldxi_s(r0,r1,i0)              _ldxi_s(_jit,r0,r1,i0)
1053 static void _ldxi_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1054 #  define ldr_us(r0,r1)                 _ldr_us(_jit,r0,r1)
1055 static void _ldr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1056 #  define ldi_us(r0,i0)                 _ldi_us(_jit,r0,i0)
1057 static void _ldi_us(jit_state_t*,jit_int32_t,jit_word_t);
1058 #  define ldxr_us(r0,r1,r2)             _ldxr_us(_jit,r0,r1,r2)
1059 static void _ldxr_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1060 #  define ldxi_us(r0,r1,i0)             _ldxi_us(_jit,r0,r1,i0)
1061 static void _ldxi_us(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1062 #  define ldr_i(r0,r1)                  _ldr_i(_jit,r0,r1)
1063 static void _ldr_i(jit_state_t*,jit_int32_t,jit_int32_t);
1064 #  define ldi_i(r0,i0)                  _ldi_i(_jit,r0,i0)
1065 static void _ldi_i(jit_state_t*,jit_int32_t,jit_word_t);
1066 #  define ldxr_i(r0,r1,r2)              _ldxr_i(_jit,r0,r1,r2)
1067 static void _ldxr_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1068 #  define ldxi_i(r0,r1,i0)              _ldxi_i(_jit,r0,r1,i0)
1069 static void _ldxi_i(jit_state_t*,jit_int32_t,jit_int32_t,jit_word_t);
1070 #  define str_c(r0,r1)                  _str_c(_jit,r0,r1)
1071 static void _str_c(jit_state_t*,jit_int32_t,jit_int32_t);
1072 #  define sti_c(i0,r0)                  _sti_c(_jit,i0,r0)
1073 static void _sti_c(jit_state_t*,jit_word_t,jit_int32_t);
1074 #  define stxr_c(r0,r1,r2)              _stxr_c(_jit,r0,r1,r2)
1075 static void _stxr_c(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1076 #  define stxi_c(r0,r1,i0)              _stxi_c(_jit,r0,r1,i0)
1077 static void _stxi_c(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1078 #  define str_s(r0,r1)                  _str_s(_jit,r0,r1)
1079 static void _str_s(jit_state_t*,jit_int32_t,jit_int32_t);
1080 #  define sti_s(i0,r0)                  _sti_s(_jit,i0,r0)
1081 static void _sti_s(jit_state_t*,jit_word_t,jit_int32_t);
1082 #  define stxr_s(r0,r1,r2)              _stxr_s(_jit,r0,r1,r2)
1083 static void _stxr_s(jit_state_t*,jit_int32_t,jit_int32_t,jit_int32_t);
1084 #  define stxi_s(r0,r1,i0)              _stxi_s(_jit,r0,r1,i0)
1085 static void _stxi_s(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1086 #  define str_i(r0,r1)                  _str_i(_jit,r0,r1)
1087 static void _str_i(jit_state_t*,jit_int32_t,jit_int32_t);
1088 #  define sti_i(i0,r0)                  _sti_i(_jit,i0,r0)
1089 static void _sti_i(jit_state_t*,jit_word_t,jit_int32_t);
1090 #  define stxr_i(r0,r1,r2)              _stxr_i(_jit,r0,r1,r2)
1091 static void _stxr_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1092 #  define stxi_i(r0,r1,i0)              _stxi_i(_jit,r0,r1,i0)
1093 static void _stxi_i(jit_state_t*,jit_word_t,jit_int32_t,jit_int32_t);
1094 #  if __BYTE_ORDER == __LITTLE_ENDIAN
1095 #  define htonr_us(r0,r1)               _htonr_us(_jit,r0,r1)
1096 static void _htonr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1097 #  define htonr_ui(r0,r1)               _htonr_ui(_jit,r0,r1)
1098 static void _htonr_ui(jit_state_t*,jit_int32_t,jit_int32_t);
1099 #  else
1100 #    define htonr_us(r0,r1)             extr_us(r0,r1)
1101 #    define htonr(r0,r1)                movr(r0,r1)
1102 #  endif
1103 #  define extr_c(r0,r1)                 _extr_c(_jit,r0,r1)
1104 static void _extr_c(jit_state_t*,jit_int32_t,jit_int32_t);
1105 #  define extr_uc(r0,r1)                _extr_uc(_jit,r0,r1)
1106 static void _extr_uc(jit_state_t*,jit_int32_t,jit_int32_t);
1107 #  define extr_s(r0,r1)                 _extr_s(_jit,r0,r1)
1108 static void _extr_s(jit_state_t*,jit_int32_t,jit_int32_t);
1109 #  define extr_us(r0,r1)                _extr_us(_jit,r0,r1)
1110 static void _extr_us(jit_state_t*,jit_int32_t,jit_int32_t);
1111 #  define prolog(i0)                    _prolog(_jit,i0)
1112 static void _prolog(jit_state_t*,jit_node_t*);
1113 #  define epilog(i0)                    _epilog(_jit,i0)
1114 static void _epilog(jit_state_t*,jit_node_t*);
1115 #  define callr(r0)                     _callr(_jit,r0)
1116 static void _callr(jit_state_t*,jit_int32_t);
1117 #  define calli(i0)                     _calli(_jit,i0)
1118 static void _calli(jit_state_t*,jit_word_t);
1119 #  define calli_p(i0)                   _calli_p(_jit,i0)
1120 static jit_word_t _calli_p(jit_state_t*,jit_word_t);
1121 #  define vastart(r0)                   _vastart(_jit, r0)
1122 static void _vastart(jit_state_t*, jit_int32_t);
1123 #  define vaarg(r0, r1)                 _vaarg(_jit, r0, r1)
1124 static void _vaarg(jit_state_t*, jit_int32_t, jit_int32_t);
1125 #  define patch_at(kind,jump,label)     _patch_at(_jit,kind,jump,label)
1126 static void _patch_at(jit_state_t*,jit_int32_t,jit_word_t,jit_word_t);
1127 #endif
1128
1129 #if CODE
1130 /* from binutils */
1131 #  define rotate_left(v, n)     (v << n | v >> (32 - n))
1132 static int
1133 encode_arm_immediate(unsigned int v)
1134 {
1135     unsigned int        a, i;
1136
1137     for (i = 0; i < 32; i += 2)
1138         if ((a = rotate_left(v, i)) <= 0xff)
1139             return (a | (i << 7));
1140
1141     return (-1);
1142 }
1143
1144 static int
1145 encode_thumb_immediate(unsigned int v)
1146 {
1147     int                 i;
1148     unsigned int        m;
1149     unsigned int        n;
1150     /* 00000000 00000000 00000000 abcdefgh */
1151     if ((v & 0xff) == v)
1152         return (v);
1153     /* 00000000 abcdefgh 00000000 abcdefgh */
1154     if ((v & 0xff00ff) == v && ((v & 0xff0000) >> 16) == (v & 0xff))
1155         return ((v & 0xff) | (1 << 12));
1156     /* abcdefgh 00000000 abcdefgh 00000000 */
1157     if (((v & 0xffff0000) >> 16) == (v & 0xffff) && (v & 0xff) == 0)
1158         return ((v & 0x000000ff) | (2 << 12));
1159     /* abcdefgh abcdefgh abcdefgh abcdefgh */
1160     if ( (v &    0xff)        == ((v &     0xff00) >>  8) &&
1161         ((v &   0xff00) >> 8) == ((v &   0xff0000) >> 16) &&
1162         ((v & 0xff0000) << 8) ==  (v & 0xff000000))
1163         return ((v & 0xff) | (3 << 12));
1164     /* 1bcdefgh << 24 ... 1bcdefgh << 1 */
1165     for (i = 8, m = 0xff000000, n = 0x80000000;
1166          i < 23; i++, m >>= 1,  n >>= 1) {
1167         if ((v & m) == v && (v & n)) {
1168             v >>= 32 - i;
1169             if (!(i & 1))
1170                 v &= 0x7f;
1171             i >>= 1;
1172             return (((i & 7) << 12) | ((i & 8) << 23) | v);
1173         }
1174     }
1175     return (-1);
1176 }
1177
1178 static int
1179 encode_thumb_word_immediate(unsigned int v)
1180 {
1181     if ((v & 0xfffff000) == 0)
1182         return (((v & 0x800) << 15) | ((v & 0x700) << 4) | (v & 0xff));
1183     return (-1);
1184 }
1185
1186 static int
1187 encode_thumb_jump(int v)
1188 {
1189     int         s, i1, i2, j1, j2;
1190     if (v >= (int)-0x800000 && v <= 0x7fffff) {
1191         s  = !!(v & 0x800000);
1192         i1 = !!(v & 0x400000);
1193         i2 = !!(v & 0x200000);
1194         j1 = s ? i1 : !i1;
1195         j2 = s ? i2 : !i2;
1196         return ((s<<26)|((v&0x1ff800)<<5)|(j1<<13)|(j2<<11)|(v&0x7ff));
1197     }
1198     return (-1);
1199 }
1200
1201 static int
1202 encode_thumb_cc_jump(int v)
1203 {
1204     int         s, j1, j2;
1205     if (v >= (int)-0x80000 && v <= 0x7ffff) {
1206         s  = !!(v & 0x80000);
1207         j1 = !!(v & 0x20000);
1208         j2 = !!(v & 0x40000);
1209         return ((s<<26)|((v&0x1f800)<<5)|(j1<<13)|(j2<<11)|(v&0x7ff));
1210     }
1211     return (-1);
1212 }
1213
1214 static int
1215 encode_thumb_shift(int v, int type)
1216 {
1217     switch (type) {
1218         case ARM_ASR:
1219         case ARM_LSL:
1220         case ARM_LSR:           type >>= 1;     break;
1221         default:                assert(!"handled shift");
1222     }
1223     assert(v >= 0 && v <= 31);
1224     return (((v & 0x1c) << 10) | ((v & 3) << 6) | type);
1225 }
1226
1227 static void
1228 _tcit(jit_state_t *_jit, unsigned int tc, int it)
1229 {
1230     int         c;
1231     int         m;
1232     c = (tc >> 28) & 1;
1233     assert(!(tc & 0xfffffff) && tc != ARM_CC_NV);
1234     switch (it) {
1235         case THUMB2_IT:         m =   1<<3;                     break;
1236         case THUMB2_ITT:        m =  (c<<3)| (1<<2);            break;
1237         case THUMB2_ITE:        m = (!c<<3)| (1<<2);            break;
1238         case THUMB2_ITTT:       m =  (c<<3)| (c<<2)| (1<<1);    break;
1239         case THUMB2_ITET:       m = (!c<<3)| (c<<2)| (1<<1);    break;
1240         case THUMB2_ITTE:       m =  (c<<3)|(!c<<2)| (1<<1);    break;
1241         case THUMB2_ITEE:       m = (!c<<3)|(!c<<2)| (1<<1);    break;
1242         case THUMB2_ITTTT:      m =  (c<<3)| (c<<2)| (c<<1)|1;  break;
1243         case THUMB2_ITETT:      m = (!c<<3)| (c<<2)| (c<<1)|1;  break;
1244         case THUMB2_ITTET:      m =  (c<<3)|(!c<<2)| (c<<1)|1;  break;
1245         case THUMB2_ITEET:      m = (!c<<3)|(!c<<2)| (c<<1)|1;  break;
1246         case THUMB2_ITTTE:      m =  (c<<3)| (c<<2)|(!c<<1)|1;  break;
1247         case THUMB2_ITETE:      m = (!c<<3)| (c<<2)|(!c<<1)|1;  break;
1248         case THUMB2_ITTEE:      m =  (c<<3)|(!c<<2)|(!c<<1)|1;  break;
1249         case THUMB2_ITEEE:      m = (!c<<3)|(!c<<2)|(!c<<1)|1;  break;
1250         default:                abort();
1251     }
1252     assert(m && (tc != ARM_CC_AL || !(m & (m - 1))));
1253     is(0xbf00 | (tc >> 24) | m);
1254 }
1255
1256 static void
1257 _corrr(jit_state_t *_jit, int cc, int o, int rn, int rd, int rm)
1258 {
1259     assert(!(cc & 0x0fffffff));
1260     assert(!(o  & 0xf00fff0f));
1261     ii(cc|o|(_u4(rn)<<16)|(_u4(rd)<<12)|_u4(rm));
1262 }
1263
1264 static void
1265 _corri(jit_state_t *_jit, int cc, int o, int rn, int rd, int im)
1266 {
1267     assert(!(cc & 0x0fffffff));
1268     assert(!(o  & 0xf00fffff));
1269     assert(!(im & 0xfffff000));
1270     ii(cc|o|(_u4(rn)<<16)|(_u4(rd)<<12)|_u12(im));
1271 }
1272
1273 static void
1274 _corri8(jit_state_t *_jit, int cc, int o, int rn, int rt, int im)
1275 {
1276     assert(!(cc & 0x0fffffff));
1277     assert(!(o  & 0xf00fff0f));
1278     assert(!(im & 0xffffff00));
1279     ii(cc|o|(_u4(rn)<<16)|(_u4(rt)<<12)|((im&0xf0)<<4)|(im&0x0f));
1280 }
1281
1282 static void
1283 _coriw(jit_state_t *_jit, int cc, int o, int rd, int im)
1284 {
1285     assert(!(cc & 0x0fffffff));
1286     assert(!(o  & 0xf00fffff));
1287     assert(!(im & 0xffff0000));
1288     ii(cc|o|((im&0xf000)<<4)|(_u4(rd)<<12)|(im&0xfff));
1289 }
1290
1291 static void
1292 _torrr(jit_state_t *_jit, int o, int rn, int rd, int rm)
1293 {
1294     jit_thumb_t thumb;
1295     assert(!(o & 0xf0f0f));
1296     thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|_u4(rm);
1297     iss(thumb.s[0], thumb.s[1]);
1298 }
1299
1300 static void
1301 _torrrs(jit_state_t *_jit, int o, int rn, int rd, int rm, int im)
1302 {
1303     jit_thumb_t thumb;
1304     assert(!(o  & 0x000f0f0f));
1305     assert(!(im & 0xffff8f0f));
1306     thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|im|_u4(rm);
1307     iss(thumb.s[0], thumb.s[1]);
1308 }
1309
1310 static void
1311 _torxr(jit_state_t *_jit, int o, int rn, int rt, int rm)
1312 {
1313     jit_thumb_t thumb;
1314     assert(!(o & 0xf0f0f));
1315     thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|_u4(rm);
1316     iss(thumb.s[0], thumb.s[1]);
1317 }
1318
1319 static void
1320 _torrrr(jit_state_t *_jit, int o, int rn, int rl, int rh, int rm)
1321 {
1322     jit_thumb_t thumb;
1323     assert(!(o & 0x000fff0f));
1324     thumb.i = o|(_u4(rn)<<16)|(_u4(rl)<<12)|(_u4(rh)<<8)|_u4(rm);
1325     iss(thumb.s[0], thumb.s[1]);
1326 }
1327
1328 static void
1329 _torrri8(jit_state_t *_jit, int o, int rn, int rt, int rt2, int im)
1330 {
1331     jit_thumb_t thumb;
1332     assert(!(o  & 0x000fffff));
1333     assert(!(im & 0xffffff00));
1334     thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|(_u4(rt2)<<8)|im;
1335     iss(thumb.s[0], thumb.s[1]);
1336 }
1337
1338 static void
1339 _torri(jit_state_t *_jit, int o, int rn, int rd, int im)
1340 {
1341     jit_thumb_t thumb;
1342     assert(!(o  & 0x0c0f7fff));
1343     assert(!(im & 0xfbff8f00));
1344     thumb.i = o|(_u4(rn)<<16)|(_u4(rd)<<8)|im;
1345     iss(thumb.s[0], thumb.s[1]);
1346 }
1347
1348 static void
1349 _torri8(jit_state_t *_jit, int o, int rn, int rt, int im)
1350 {
1351     jit_thumb_t thumb;
1352     assert(!(o  & 0x000ff0ff));
1353     assert(!(im & 0xffffff00));
1354     thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|im;
1355     iss(thumb.s[0], thumb.s[1]);
1356 }
1357
1358 static void
1359 _torri12(jit_state_t *_jit, int o, int rn, int rt, int im)
1360 {
1361     jit_thumb_t thumb;
1362     assert(!(o  & 0x000fffff));
1363     assert(!(im & 0xfffff000));
1364     thumb.i = o|(_u4(rn)<<16)|(_u4(rt)<<12)|im;
1365     iss(thumb.s[0], thumb.s[1]);
1366 }
1367
1368 static void
1369 _tshift(jit_state_t *_jit, int o, int rd, int rm, int im)
1370 {
1371     jit_thumb_t thumb;
1372     assert(!(o & 0x7fcf));
1373     assert(im >= 0 && im < 32);
1374     thumb.i = o|((im&0x1c)<<10)|(_u4(rd)<<8)|((im&3)<<6)|_u4(rm);
1375     iss(thumb.s[0], thumb.s[1]);
1376 }
1377
1378 static void
1379 _toriw(jit_state_t *_jit, int o, int rd, int im)
1380 {
1381     jit_thumb_t thumb;
1382     assert(!(im & 0xffff0000));
1383     thumb.i = o|((im&0xf000)<<4)|((im&0x800)<<15)|((im&0x700)<<4)|(_u4(rd)<<8)|(im&0xff);
1384     iss(thumb.s[0], thumb.s[1]);
1385 }
1386
1387 static void
1388 _tc8(jit_state_t *_jit, int cc, int im)
1389 {
1390     assert(!(cc & 0x0fffffff));
1391     assert(cc != ARM_CC_AL && cc != ARM_CC_NV);
1392     assert(im >= -128 && im <= 127);
1393     is(THUMB_CC_B|(cc>>20)|(im&0xff));
1394 }
1395
1396 static void
1397 _t11(jit_state_t *_jit, int im)
1398 {
1399     assert(!(im & 0xfffff800));
1400     is(THUMB_B|im);
1401 }
1402
1403 static void
1404 _tcb(jit_state_t *_jit, int cc, int im)
1405 {
1406     jit_thumb_t thumb;
1407     assert(!(cc & 0xfffffff));
1408     assert(cc != ARM_CC_AL && cc != ARM_CC_NV);
1409     cc = ((jit_uint32_t)cc) >> 6;
1410     assert(!(im & (THUMB2_CC_B|cc)));
1411     thumb.i = THUMB2_CC_B|cc|im;
1412     iss(thumb.s[0], thumb.s[1]);
1413 }
1414
1415 static void
1416 _blxi(jit_state_t *_jit, int im)
1417 {
1418     assert(!(im & 0xfe000000));
1419     ii(ARM_BLXI|im);
1420 }
1421
1422 static void
1423 _tb(jit_state_t *_jit, int o, int im)
1424 {
1425     jit_thumb_t thumb;
1426     assert(!(o & 0x07ff2fff));
1427     assert(!(o & im));
1428     thumb.i = o|im;
1429     iss(thumb.s[0], thumb.s[1]);
1430 }
1431
1432 static void
1433 _corrrr(jit_state_t *_jit, int cc, int o, int rh, int rl, int rm, int rn)
1434 {
1435     assert(!(cc & 0x0fffffff));
1436     assert(!(o & 0xf00fff0f));
1437     ii(cc|o|(_u4(rh)<<16)|(_u4(rl)<<12)|(_u4(rm)<<8)|_u4(rn));
1438 }
1439
1440 static void
1441 _corrrs(jit_state_t *_jit, int cc, int o, int rn, int rd, int rm, int im)
1442 {
1443     assert(!(cc & 0x0fffffff));
1444     assert(!(o  & 0xf000ff8f));
1445     ii(cc|o|(_u4(rd)<<12)|(_u4(rn)<<16)|(im<<7)|_u4(rm));
1446 }
1447
1448 static void
1449 _cshift(jit_state_t *_jit, int cc, int o, int rd, int rm, int rn, int im)
1450 {
1451     assert(!(cc & 0x0fffffff));
1452     assert(!(o  & 0xffe0ff8f));
1453     assert(((_u4(rm)<<8)&(im<<7)) == 0);
1454     ii(cc|ARM_SHIFT|o|(_u4(rd)<<12)|(_u4(rm)<<8)|(im<<7)|_u4(rn));
1455 }
1456
1457 static void
1458 _cb(jit_state_t *_jit, int cc, int o, int im)
1459 {
1460     assert(!(cc & 0x0fffffff));
1461     assert(!(o  & 0xf0ffffff));
1462     ii(cc|o|_u24(im));
1463 }
1464
1465 static void
1466 _cbx(jit_state_t *_jit, int cc, int o, int rm)
1467 {
1468     assert(!(cc & 0x0fffffff));
1469     assert(!(o  & 0xf000000f));
1470     ii(cc|o|_u4(rm));
1471 }
1472
1473 static void
1474 _corl(jit_state_t *_jit, int cc, int o, int r0, int i0)
1475 {
1476     assert(!(cc & 0x0fffffff));
1477     assert(!(o  & 0xf00fffff));
1478     ii(cc|o|(_u4(r0)<<16)|_u16(i0));
1479 }
1480
1481 static void
1482 _c6orr(jit_state_t *_jit, int cc, int o, int rd, int rm)
1483 {
1484     assert(!(cc & 0x0fffffff));
1485     assert(!(o  & 0xf000f00f));
1486     ii(cc|o|(_u4(rd)<<12)|_u4(rm));
1487 }
1488
1489 static void
1490 _tpp(jit_state_t *_jit, int o, int im)
1491 {
1492     jit_thumb_t thumb;
1493     assert(!(o & 0x0000ffff));
1494     if (o == THUMB2_PUSH)
1495         assert(!(im & 0x8000));
1496     assert(__builtin_popcount(im & 0x1fff) > 1);
1497     thumb.i = o|im;
1498     iss(thumb.s[0], thumb.s[1]);
1499 }
1500
1501 static void
1502 _torl(jit_state_t *_jit, int o, int rn, int im)
1503 {
1504     jit_thumb_t thumb;
1505     assert(!(o & 0xf1fff));
1506     assert(rn != _R15 || !im || ((o & 0xc000) == 0xc000));
1507     assert(!(o & THUMB2_LDM_W) || !(im & (1 << rn)));
1508     thumb.i = o | (_u4(rn)<<16)|_u13(im);
1509     iss(thumb.s[0], thumb.s[1]);
1510 }
1511
1512 static void
1513 _nop(jit_state_t *_jit, jit_int32_t i0)
1514 {
1515     if (jit_thumb_p()) {
1516         for (; i0 > 0; i0 -= 2)
1517             T1_NOP();
1518     }
1519     else {
1520         for (; i0 > 0; i0 -= 4)
1521             NOP();
1522     }
1523     assert(i0 == 0);
1524 }
1525
1526 static void
1527 _movr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1528 {
1529     if (r0 != r1) {
1530         if (jit_thumb_p())
1531             T1_MOV(r0, r1);
1532         else
1533             MOV(r0, r1);
1534     }
1535 }
1536
1537 static void
1538 _movi(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1539 {
1540     int                 i;
1541     if (jit_thumb_p()) {
1542         if (!jit_no_set_flags() && r0 < 8 && !(i0 & 0xffffff80))
1543             T1_MOVI(r0, i0);
1544         else if ((i = encode_thumb_immediate(i0)) != -1)
1545             T2_MOVI(r0, i);
1546         else if ((i = encode_thumb_immediate(~i0)) != -1)
1547             T2_MVNI(r0, i);
1548         else {
1549             T2_MOVWI(r0, (jit_uint16_t)i0);
1550             if (i0 & 0xffff0000)
1551                 T2_MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1552         }
1553     }
1554     else {
1555         if (jit_armv6_p() && !(i0 & 0xffff0000))
1556             MOVWI(r0, i0);
1557         else if ((i = encode_arm_immediate(i0)) != -1)
1558             MOVI(r0, i);
1559         else if ((i = encode_arm_immediate(~i0)) != -1)
1560             MVNI(r0, i);
1561         else if (jit_armv6_p()) {
1562             MOVWI(r0, (jit_uint16_t)(i0));
1563             if ((i0 & 0xffff0000))
1564                 MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1565         }
1566         else
1567             load_const(0, r0, i0);
1568     }
1569 }
1570
1571 static jit_word_t
1572 _movi_p(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
1573 {
1574     jit_word_t          w;
1575     w = _jit->pc.w;
1576     if (jit_thumb_p()) {
1577         T2_MOVWI(r0, (jit_uint16_t)(i0));
1578         T2_MOVTI(r0, (jit_uint16_t)((unsigned)i0 >> 16));
1579     }
1580     else
1581         load_const(1, r0, 0);
1582     return (w);
1583 }
1584
1585 static void
1586 _comr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1587 {
1588     if (jit_thumb_p()) {
1589         if (!jit_no_set_flags() && (r0|r1) < 8)
1590             T1_NOT(r0, r1);
1591         else
1592             T2_NOT(r0, r1);
1593     }
1594     else
1595         NOT(r0, r1);
1596 }
1597
1598 static void
1599 _negr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
1600 {
1601     if (jit_thumb_p()) {
1602         if (!jit_no_set_flags() && (r0|r1) < 8)
1603             T1_RSBI(r0, r1);
1604         else
1605             T2_RSBI(r0, r1, 0);
1606     }
1607     else
1608         RSBI(r0, r1, 0);
1609 }
1610
1611 static void
1612 _addr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1613 {
1614     if (jit_thumb_p()) {
1615         if (!jit_no_set_flags() && (r0|r1|r2) < 8)
1616             T1_ADD(r0, r1, r2);
1617         else if (r0 == r1 || r0 == r2)
1618             T1_ADDX(r0, r0 == r1 ? r2 : r1);
1619         else
1620             T2_ADD(r0, r1, r2);
1621     }
1622     else
1623         ADD(r0, r1, r2);
1624 }
1625
1626 static void
1627 _addi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1628 {
1629     int                 i;
1630     jit_int32_t         reg;
1631     if (jit_thumb_p()) {
1632         if (!jit_no_set_flags() && (r0|r1) < 8 && !(i0 & ~7))
1633             T1_ADDI3(r0, r1, i0);
1634         else if (!jit_no_set_flags() && (r0|r1) < 8 && !(-i0 & ~7))
1635             T1_SUBI3(r0, r1, -i0);
1636         else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1637             T1_ADDI8(r0, i0);
1638         else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1639             T1_SUBI8(r0, -i0);
1640         else if ((i = encode_thumb_immediate(i0)) != -1)
1641             T2_ADDI(r0, r1, i);
1642         else if ((i = encode_thumb_immediate(-i0)) != -1)
1643             T2_SUBI(r0, r1, i);
1644         else if ((i = encode_thumb_word_immediate(i0)) != -1)
1645             T2_ADDWI(r0, r1, i);
1646         else if ((i = encode_thumb_word_immediate(-i0)) != -1)
1647             T2_SUBWI(r0, r1, i);
1648         else {
1649             reg = jit_get_reg(jit_class_gpr);
1650             movi(rn(reg), i0);
1651             T2_ADD(r0, r1, rn(reg));
1652             jit_unget_reg(reg);
1653         }
1654     }
1655     else {
1656         if ((i = encode_arm_immediate(i0)) != -1)
1657             ADDI(r0, r1, i);
1658         else if ((i = encode_arm_immediate(-i0)) != -1)
1659             SUBI(r0, r1, i);
1660         else if (r0 != r1) {
1661             movi(r0, i0);
1662             ADD(r0, r1, r0);
1663         }
1664         else {
1665             reg = jit_get_reg(jit_class_gpr);
1666             movi(rn(reg), i0);
1667             ADD(r0, r1, rn(reg));
1668             jit_unget_reg(reg);
1669         }
1670     }
1671 }
1672
1673 static void
1674 _addcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1675 {
1676     if (jit_thumb_p()) {
1677         /* thumb auto set carry if not inside IT block */
1678         if ((r0|r1|r2) < 8)
1679             T1_ADD(r0, r1, r2);
1680         else
1681             T2_ADDS(r0, r1, r2);
1682     }
1683     else
1684         ADDS(r0, r1, r2);
1685 }
1686
1687 static void
1688 _addci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1689 {
1690     int                 i;
1691     jit_int32_t         reg;
1692     if (jit_thumb_p()) {
1693         if ((r0|r1) < 8 && !(i0 & ~7))
1694             T1_ADDI3(r0, r1, i0);
1695         else if ((r0|r1) < 8 && !(-i0 & ~7))
1696             T1_SUBI3(r0, r1, -i0);
1697         else if (r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1698             T1_ADDI8(r0, i0);
1699         else if (r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1700             T1_SUBI8(r0, -i0);
1701         else if ((i = encode_thumb_immediate(i0)) != -1)
1702             T2_ADDSI(r0, r1, i);
1703         else if ((i = encode_thumb_immediate(-i0)) != -1)
1704             T2_SUBSI(r0, r1, i);
1705         else {
1706             reg = jit_get_reg(jit_class_gpr);
1707             movi(rn(reg), i0);
1708             T2_ADDS(r0, r1, rn(reg));
1709             jit_unget_reg(reg);
1710         }
1711     }
1712     else {
1713         if ((i = encode_arm_immediate(i0)) != -1)
1714             ADDSI(r0, r1, i);
1715         else if ((i = encode_arm_immediate(-i0)) != -1)
1716             SUBSI(r0, r1, i);
1717         else if (r0 != r1) {
1718             movi(r0, i0);
1719             ADDS(r0, r1, r0);
1720         }
1721         else {
1722             reg = jit_get_reg(jit_class_gpr);
1723             movi(rn(reg), i0);
1724             ADDS(r0, r1, rn(reg));
1725             jit_unget_reg(reg);
1726         }
1727     }
1728 }
1729
1730 static void
1731 _addxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1732 {
1733     /* keep setting carry because don't know last ADC */
1734     if (jit_thumb_p()) {
1735         /* thumb auto set carry if not inside IT block */
1736         if ((r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
1737             T1_ADC(r0, r0 == r1 ? r2 : r1);
1738         else
1739             T2_ADCS(r0, r1, r2);
1740     }
1741     else
1742         ADCS(r0, r1, r2);
1743 }
1744
1745 static void
1746 _addxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1747 {
1748     int                 i;
1749     jit_int32_t         reg;
1750     int                 no_set_flags;
1751     if (jit_thumb_p()) {
1752         no_set_flags = jit_no_set_flags();
1753         jit_no_set_flags() = 1;
1754         if ((i = encode_thumb_immediate(i0)) != -1)
1755             T2_ADCSI(r0, r1, i);
1756         else if ((i = encode_thumb_immediate(-i0)) != -1)
1757             T2_SBCSI(r0, r1, i);
1758         else if (r0 != r1) {
1759             movi(r0, i0);
1760             T2_ADCS(r0, r1, r0);
1761         }
1762         else {
1763             reg = jit_get_reg(jit_class_gpr);
1764             movi(rn(reg), i0);
1765             T2_ADCS(r0, r1, rn(reg));
1766             jit_unget_reg(reg);
1767         }
1768         jit_no_set_flags() = no_set_flags;
1769     }
1770     else {
1771         if ((i = encode_arm_immediate(i0)) != -1)
1772             ADCSI(r0, r1, i);
1773         else if ((i = encode_arm_immediate(-i0)) != -1)
1774             SBCSI(r0, r1, i);
1775         else if (r0 != r1) {
1776             movi(r0, i0);
1777             ADCS(r0, r1, r0);
1778         }
1779         else {
1780             reg = jit_get_reg(jit_class_gpr);
1781             movi(rn(reg), i0);
1782             ADCS(r0, r1, rn(reg));
1783             jit_unget_reg(reg);
1784         }
1785     }
1786 }
1787
1788 static void
1789 _subr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1790 {
1791     if (jit_thumb_p()) {
1792         if (!jit_no_set_flags() && (r0|r1|r2) < 8)
1793             T1_SUB(r0, r1, r2);
1794         else
1795             T2_SUB(r0, r1, r2);
1796     }
1797     else
1798         SUB(r0, r1, r2);
1799 }
1800
1801 static void
1802 _subi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1803 {
1804     int                 i;
1805     jit_int32_t         reg;
1806     if (jit_thumb_p()) {
1807         if (!jit_no_set_flags() && (r0|r1) < 8 && !(i0 & ~7))
1808             T1_SUBI3(r0, r1, i0);
1809         else if (!jit_no_set_flags() && (r0|r1) < 8 && !(-i0 & ~7))
1810             T1_ADDI3(r0, r1, -i0);
1811         else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1812             T1_SUBI8(r0, i0);
1813         else if (!jit_no_set_flags() && r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1814             T1_ADDI8(r0, -i0);
1815         else if ((i = encode_thumb_immediate(i0)) != -1)
1816             T2_SUBI(r0, r1, i);
1817         else if ((i = encode_thumb_immediate(-i0)) != -1)
1818             T2_ADDI(r0, r1, i);
1819         else if ((i = encode_thumb_word_immediate(i0)) != -1)
1820             T2_SUBWI(r0, r1, i);
1821         else if ((i = encode_thumb_word_immediate(-i0)) != -1)
1822             T2_ADDWI(r0, r1, i);
1823         else {
1824             reg = jit_get_reg(jit_class_gpr);
1825             movi(rn(reg), i0);
1826             T2_SUB(r0, r1, rn(reg));
1827             jit_unget_reg(reg);
1828         }
1829     }
1830     else {
1831         if ((i = encode_arm_immediate(i0)) != -1)
1832             SUBI(r0, r1, i);
1833         else if ((i = encode_arm_immediate(-i0)) != -1)
1834             ADDI(r0, r1, i);
1835         else if (r0 != r1) {
1836             movi(r0, i0);
1837             SUB(r0, r1, r0);
1838         }
1839         else {
1840             reg = jit_get_reg(jit_class_gpr);
1841             movi(rn(reg), i0);
1842             SUB(r0, r1, rn(reg));
1843             jit_unget_reg(reg);
1844         }
1845     }
1846 }
1847
1848 static void
1849 _subcr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1850 {
1851     if (jit_thumb_p()) {
1852         /* thumb auto set carry if not inside IT block */
1853         if ((r0|r1|r2) < 8)
1854             T1_SUB(r0, r1, r2);
1855         else
1856             T2_SUBS(r0, r1, r2);
1857     }
1858     else
1859         SUBS(r0, r1, r2);
1860 }
1861
1862 static void
1863 _subci(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1864 {
1865     int                 i;
1866     jit_int32_t         reg;
1867     if (jit_thumb_p()) {
1868         if ((r0|r1) < 8 && !(i0 & ~7))
1869             T1_SUBI3(r0, r1, i0);
1870         else if ((r0|r1) < 8 && !(-i0 & ~7))
1871             T1_ADDI3(r0, r1, -i0);
1872         else if (r0 < 8 && r0 == r1 && !(i0 & ~0xff))
1873             T1_SUBI8(r0, i0);
1874         else if (r0 < 8 && r0 == r1 && !(-i0 & ~0xff))
1875             T1_ADDI8(r0, -i0);
1876         else if ((i = encode_thumb_immediate(i0)) != -1)
1877             T2_SUBSI(r0, r1, i);
1878         else if ((i = encode_thumb_immediate(-i0)) != -1)
1879             T2_ADDSI(r0, r1, i);
1880         else {
1881             reg = jit_get_reg(jit_class_gpr);
1882             movi(rn(reg), i0);
1883             T2_SUBS(r0, r1, rn(reg));
1884             jit_unget_reg(reg);
1885         }
1886     }
1887     else {
1888         if ((i = encode_arm_immediate(i0)) != -1)
1889             SUBSI(r0, r1, i);
1890         else if ((i = encode_arm_immediate(-i0)) != -1)
1891             ADDSI(r0, r1, i);
1892         else if (r0 != r1) {
1893             movi(r0, i0);
1894             SUBS(r0, r1, r0);
1895         }
1896         else {
1897             reg = jit_get_reg(jit_class_gpr);
1898             movi(rn(reg), i0);
1899             SUBS(r0, r1, rn(reg));
1900             jit_unget_reg(reg);
1901         }
1902     }
1903 }
1904
1905 static void
1906 _subxr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1907 {
1908     /* keep setting carry because don't know last SBC */
1909     if (jit_thumb_p()) {
1910         /* thumb auto set carry if not inside IT block */
1911         if ((r0|r1|r2) < 8 && r0 == r1)
1912             T1_SBC(r0, r2);
1913         else
1914             T2_SBCS(r0, r1, r2);
1915     }
1916     else
1917         SBCS(r0, r1, r2);
1918 }
1919
1920 static void
1921 _subxi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1922 {
1923     int                 i;
1924     jit_int32_t         reg;
1925     int                 no_set_flags;
1926     if (jit_thumb_p()) {
1927         no_set_flags = jit_no_set_flags();
1928         jit_no_set_flags() = 1;
1929         if ((i = encode_arm_immediate(i0)) != -1)
1930             T2_SBCSI(r0, r1, i);
1931         else if ((i = encode_arm_immediate(-i0)) != -1)
1932             T2_ADCSI(r0, r1, i);
1933         else if (r0 != r1) {
1934             movi(r0, i0);
1935             T2_SBCS(r0, r1, r0);
1936         }
1937         else {
1938             reg = jit_get_reg(jit_class_gpr);
1939             movi(rn(reg), i0);
1940             SBCS(r0, r1, rn(reg));
1941             jit_unget_reg(reg);
1942         }
1943         jit_no_set_flags() = no_set_flags;
1944     }
1945     else {
1946         if ((i = encode_arm_immediate(i0)) != -1)
1947             SBCSI(r0, r1, i);
1948         else if ((i = encode_arm_immediate(-i0)) != -1)
1949             ADCSI(r0, r1, i);
1950         else if (r0 != r1) {
1951             movi(r0, i0);
1952             SBCS(r0, r1, r0);
1953         }
1954         else {
1955             reg = jit_get_reg(jit_class_gpr);
1956             movi(rn(reg), i0);
1957             SBCS(r0, r1, rn(reg));
1958             jit_unget_reg(reg);
1959         }
1960     }
1961 }
1962
1963 static void
1964 _rsbi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
1965 {
1966     subi(r0, r1, i0);
1967     negr(r0, r0);
1968 }
1969
1970 static void
1971 _mulr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
1972 {
1973     jit_int32_t         reg;
1974     if (jit_thumb_p()) {
1975         if (!jit_no_set_flags() && r0 == r2 && (r0|r1) < 8)
1976             T1_MUL(r0, r1);
1977         else if (!jit_no_set_flags() && r0 == r1 && (r0|r2) < 8)
1978             T1_MUL(r0, r2);
1979         else
1980             T2_MUL(r0, r1, r2);
1981     }
1982     else {
1983         if (r0 == r1 && !jit_armv6_p()) {
1984             if (r0 != r2)
1985                 MUL(r0, r2, r1);
1986             else {
1987                 reg = jit_get_reg(jit_class_gpr);
1988                 MOV(rn(reg), r1);
1989                 MUL(r0, rn(reg), r2);
1990                 jit_unget_reg(reg);
1991             }
1992         }
1993         else
1994             MUL(r0, r1, r2);
1995     }
1996 }
1997
1998 static void
1999 _muli(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2000 {
2001     jit_int32_t         reg;
2002     reg = jit_get_reg(jit_class_gpr);
2003     movi(rn(reg), i0);
2004     mulr(r0, r1, rn(reg));
2005     jit_unget_reg(reg);
2006 }
2007
2008 static void
2009 _iqmulr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2010         jit_int32_t r2, jit_int32_t r3, jit_bool_t sign)
2011 {
2012     jit_int32_t         reg;
2013     if (jit_thumb_p()) {
2014         if (r2 == r3) {
2015             reg = jit_get_reg(jit_class_gpr);
2016             movr(rn(reg), r2);
2017             if (sign)
2018                 T2_SMULL(r0, r1, rn(reg), r2);
2019             else
2020                 T2_UMULL(r0, r1, rn(reg), r2);
2021             jit_unget_reg(reg);
2022         }
2023         else if (r0 != r2 && r1 != r2) {
2024             if (sign)
2025                 T2_SMULL(r0, r1, r2, r3);
2026             else
2027                 T2_UMULL(r0, r1, r2, r3);
2028         }
2029         else {
2030             if (sign)
2031                 T2_SMULL(r0, r1, r3, r2);
2032             else
2033                 T2_UMULL(r0, r1, r3, r2);
2034         }
2035     }
2036     else {
2037         if (r2 == r3) {
2038             reg = jit_get_reg(jit_class_gpr);
2039             movr(rn(reg), r2);
2040             if (sign)
2041                 SMULL(r0, r1, rn(reg), r2);
2042             else
2043                 UMULL(r0, r1, rn(reg), r2);
2044             jit_unget_reg(reg);
2045         }
2046         else if (r0 != r2 && r1 != r2) {
2047             if (sign)
2048                 SMULL(r0, r1, r2, r3);
2049             else
2050                 UMULL(r0, r1, r2, r3);
2051         }
2052         else {
2053             if (sign)
2054                 SMULL(r0, r1, r3, r2);
2055             else
2056                 UMULL(r0, r1, r3, r2);
2057         }
2058     }
2059 }
2060
2061 static void
2062 _iqmuli(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2063         jit_int32_t r2, jit_word_t i0, jit_bool_t sign)
2064 {
2065     jit_int32_t         reg;
2066     reg = jit_get_reg(jit_class_gpr);
2067     movi(rn(reg), i0);
2068     iqmulr(r0, r1, r2, rn(reg), sign);
2069     jit_unget_reg(reg);
2070 }
2071
2072 static void
2073 _divrem(jit_state_t *_jit, int div, int sign,
2074         jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2075 {
2076     jit_word_t          d;
2077     jit_word_t          w;
2078     jit_get_reg_args();
2079     movr(_R0_REGNO, r1);
2080     movr(_R1_REGNO, r2);
2081     if (sign)                   w = (jit_word_t)__aeabi_idivmod;
2082     else                        w = (jit_word_t)__aeabi_uidivmod;
2083     if (!jit_exchange_p()) {
2084         if (jit_thumb_p())      d = ((w - _jit->pc.w) >> 1) - 2;
2085         else                    d = ((w - _jit->pc.w) >> 2) - 2;
2086         if (_s24P(d)) {
2087             if (jit_thumb_p())  T2_BLI(encode_thumb_jump(d));
2088             else                BLI(d & 0x00ffffff);
2089         }
2090         else                    goto fallback;
2091     }
2092     else {
2093     fallback:
2094         movi(_R2_REGNO, w);
2095         if (jit_thumb_p())      T1_BLX(_R2_REGNO);
2096         else                    BLX(_R2_REGNO);
2097     }
2098     if (div)                    movr(r0, _R0_REGNO);
2099     else                        movr(r0, _R1_REGNO);
2100     jit_unget_reg_args();
2101 }
2102
2103 static void
2104 _divr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2105 {
2106     if (jit_armv7r_p() && jit_thumb_p())
2107         T2_SDIV(r0, r1, r2);
2108     else
2109         divrem(1, 1, r0, r1, r2);
2110 }
2111
2112 static void
2113 _divi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2114 {
2115     jit_int32_t         reg;
2116     reg = jit_get_reg(jit_class_gpr);
2117     movi(rn(reg), i0);
2118     divr(r0, r1, rn(reg));
2119     jit_unget_reg(reg);
2120 }
2121
2122 static void
2123 _divr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2124 {
2125     if (jit_armv7r_p() && jit_thumb_p())
2126         T2_UDIV(r0, r1, r2);
2127     else
2128         divrem(1, 0, r0, r1, r2);
2129 }
2130
2131 static void
2132 _divi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2133 {
2134     jit_int32_t         reg;
2135     reg = jit_get_reg(jit_class_gpr);
2136     movi(rn(reg), i0);
2137     divr_u(r0, r1, rn(reg));
2138     jit_unget_reg(reg);
2139 }
2140
2141 static void
2142 _iqdivr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2143         jit_int32_t r2, jit_int32_t r3, jit_bool_t sign)
2144 {
2145     jit_word_t          d;
2146     jit_word_t          w;
2147     jit_get_reg_args();
2148     movr(_R0_REGNO, r2);
2149     movr(_R1_REGNO, r3);
2150     if (sign)                   w = (jit_word_t)__aeabi_idivmod;
2151     else                        w = (jit_word_t)__aeabi_uidivmod;
2152     if (!jit_exchange_p()) {
2153         if (jit_thumb_p())      d = ((w - _jit->pc.w) >> 1) - 2;
2154         else                    d = ((w - _jit->pc.w) >> 2) - 2;
2155         if (_s24P(d)) {
2156             if (jit_thumb_p())  T2_BLI(encode_thumb_jump(d));
2157             else                BLI(d & 0x00ffffff);
2158         }
2159         else                    goto fallback;
2160     }
2161     else {
2162     fallback:
2163         movi(_R2_REGNO, w);
2164         if (jit_thumb_p())      T1_BLX(_R2_REGNO);
2165         else                    BLX(_R2_REGNO);
2166     }
2167     movr(r0, _R0_REGNO);
2168     movr(r1, _R1_REGNO);
2169     jit_unget_reg_args();
2170 }
2171
2172 static void
2173 _iqdivi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1,
2174         jit_int32_t r2, jit_word_t i0, jit_bool_t sign)
2175 {
2176     jit_int32_t         reg;
2177     reg = jit_get_reg(jit_class_gpr);
2178     movi(rn(reg), i0);
2179     iqdivr(r0, r1, r2, rn(reg), sign);
2180     jit_unget_reg(reg);
2181 }
2182
2183 static void
2184 _remr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2185 {
2186     divrem(0, 1, r0, r1, r2);
2187 }
2188
2189 static void
2190 _remi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2191 {
2192     jit_int32_t         reg;
2193     reg = jit_get_reg(jit_class_gpr);
2194     movi(rn(reg), i0);
2195     remr(r0, r1, rn(reg));
2196     jit_unget_reg(reg);
2197 }
2198
2199 static void
2200 _remr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2201 {
2202     divrem(0, 0, r0, r1, r2);
2203 }
2204
2205 static void
2206 _remi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2207 {
2208     jit_int32_t         reg;
2209     reg = jit_get_reg(jit_class_gpr);
2210     movi(rn(reg), i0);
2211     remr_u(r0, r1,rn(reg));
2212     jit_unget_reg(reg);
2213 }
2214
2215 static void
2216 _andr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2217 {
2218     if (jit_thumb_p()) {
2219         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2220             T1_AND(r0, r0 == r1 ? r2 : r1);
2221         else
2222             T2_AND(r0, r1, r2);
2223     }
2224     else
2225         AND(r0, r1, r2);
2226 }
2227
2228 static void
2229 _andi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2230 {
2231     int                 i;
2232     jit_int32_t         reg;
2233     if (jit_thumb_p()) {
2234         if ((i = encode_thumb_immediate(i0)) != -1)
2235             T2_ANDI(r0, r1, i);
2236         else if ((i = encode_thumb_immediate(~i0)) != -1)
2237             T2_BICI(r0, r1, i);
2238         else if (r0 != r1) {
2239             movi(r0, i0);
2240             T2_AND(r0, r1, r0);
2241         }
2242         else {
2243             reg = jit_get_reg(jit_class_gpr);
2244             movi(rn(reg), i0);
2245             T2_AND(r0, r1, rn(reg));
2246             jit_unget_reg(reg);
2247         }
2248     }
2249     else {
2250         if ((i = encode_arm_immediate(i0)) != -1)
2251             ANDI(r0, r1, i);
2252         else if ((i = encode_arm_immediate(~i0)) != -1)
2253             BICI(r0, r1, i);
2254         else if (r0 != r1) {
2255             movi(r0, i0);
2256             AND(r0, r1, r0);
2257         }
2258         else {
2259             reg = jit_get_reg(jit_class_gpr);
2260             movi(rn(reg), i0);
2261             AND(r0, r1, rn(reg));
2262             jit_unget_reg(reg);
2263         }
2264     }
2265 }
2266
2267 static void
2268 _orr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2269 {
2270     if (jit_thumb_p()) {
2271         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2272             T1_ORR(r0, r0 == r1 ? r2 : r1);
2273         else
2274             T2_ORR(r0, r1, r2);
2275     }
2276     else
2277         ORR(r0, r1, r2);
2278 }
2279
2280 static void
2281 _ori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2282 {
2283     int                 i;
2284     jit_int32_t         reg;
2285     if (jit_thumb_p()) {
2286         if ((i = encode_thumb_immediate(i0)) != -1)
2287             T2_ORRI(r0, r1, i);
2288         else if (r0 != r1) {
2289             movi(r0, i0);
2290             T2_ORR(r0, r1, r0);
2291         }
2292         else {
2293             reg = jit_get_reg(jit_class_gpr);
2294             movi(rn(reg), i0);
2295             T2_ORR(r0, r1, rn(reg));
2296             jit_unget_reg(reg);
2297         }
2298     }
2299     else {
2300         if ((i = encode_arm_immediate(i0)) != -1)
2301             ORRI(r0, r1, i);
2302         else if (r0 != r1) {
2303             movi(r0, i0);
2304             ORR(r0, r1, r0);
2305         }
2306         else {
2307             reg = jit_get_reg(jit_class_gpr);
2308             movi(rn(reg), i0);
2309             ORR(r0, r1, rn(reg));
2310             jit_unget_reg(reg);
2311         }
2312     }
2313 }
2314
2315 static void
2316 _xorr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2317 {
2318     if (jit_thumb_p()) {
2319         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && (r0 == r1 || r0 == r2))
2320             T1_EOR(r0, r0 == r1 ? r2 : r1);
2321         else
2322             T2_EOR(r0, r1, r2);
2323     }
2324     else
2325         EOR(r0, r1, r2);
2326 }
2327
2328 static void
2329 _xori(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2330 {
2331     int                 i;
2332     jit_int32_t         reg;
2333     if (jit_thumb_p()) {
2334         if ((i = encode_thumb_immediate(i0)) != -1)
2335             T2_EORI(r0, r1, i);
2336         else if (r0 != r1) {
2337             movi(r0, i0);
2338             T2_EOR(r0, r1, r0);
2339         }
2340         else {
2341             reg = jit_get_reg(jit_class_gpr);
2342             movi(rn(reg), i0);
2343             T2_EOR(r0, r1, rn(reg));
2344             jit_unget_reg(reg);
2345         }
2346     }
2347     else {
2348         if ((i = encode_arm_immediate(i0)) != -1)
2349             EORI(r0, r1, i);
2350         else if (r0 != r1) {
2351             movi(r0, i0);
2352             EOR(r0, r1, r0);
2353         }
2354         else {
2355             reg = jit_get_reg(jit_class_gpr);
2356             movi(rn(reg), i0);
2357             EOR(r0, r1, rn(reg));
2358             jit_unget_reg(reg);
2359         }
2360     }
2361 }
2362
2363 static void
2364 _lshr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2365 {
2366     if (jit_thumb_p()) {
2367         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2368             T1_LSL(r0, r2);
2369         else
2370             T2_LSL(r0, r1, r2);
2371     }
2372     else
2373         LSL(r0, r1, r2);
2374 }
2375
2376 static void
2377 _lshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2378 {
2379     assert(i0 >= 0 && i0 <= 31);
2380     if (i0 == 0)
2381         movr(r0, r1);
2382     else if (jit_thumb_p()) {
2383         if (!jit_no_set_flags() && (r0|r1) < 8)
2384             T1_LSLI(r0, r1, i0);
2385         else
2386             T2_LSLI(r0, r1, i0);
2387     }
2388     else
2389         LSLI(r0, r1, i0);
2390 }
2391
2392 static void
2393 _rshr(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2394 {
2395     if (jit_thumb_p()) {
2396         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2397             T1_ASR(r0, r2);
2398         else
2399             T2_ASR(r0, r1, r2);
2400     }
2401     else
2402         ASR(r0, r1, r2);
2403 }
2404
2405 static void
2406 _rshi(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2407 {
2408     assert(i0 >= 0 && i0 <= 31);
2409     if (i0 == 0)
2410         movr(r0, r1);
2411     else if (jit_thumb_p()) {
2412         if (!jit_no_set_flags() && (r0|r1) < 8)
2413             T1_ASRI(r0, r1, i0);
2414         else
2415             T2_ASRI(r0, r1, i0);
2416     }
2417     else
2418         ASRI(r0, r1, i0);
2419 }
2420
2421 static void
2422 _rshr_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2423 {
2424     if (jit_thumb_p()) {
2425         if (!jit_no_set_flags() && (r0|r1|r2) < 8 && r0 == r1)
2426             T1_LSR(r0, r2);
2427         else
2428             T2_LSR(r0, r1, r2);
2429     }
2430     else
2431         LSR(r0, r1, r2);
2432 }
2433
2434 static void
2435 _rshi_u(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2436 {
2437     assert(i0 >= 0 && i0 <= 31);
2438     if (i0 == 0)
2439         movr(r0, r1);
2440     else if (jit_thumb_p()) {
2441         if (!jit_no_set_flags() && (r0|r1) < 8)
2442             T1_LSRI(r0, r1, i0);
2443         else
2444             T2_LSRI(r0, r1, i0);
2445     }
2446     else
2447         LSRI(r0, r1, i0);
2448 }
2449
2450 static void
2451 _ccr(jit_state_t *_jit, int ct, int cf,
2452      jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2453 {
2454     if (jit_thumb_p()) {
2455         assert((ct ^ cf) >> 28 == 1);
2456         if ((r1|r2) < 8)
2457             T1_CMP(r1, r2);
2458         else if ((r1&r2) & 8)
2459             T1_CMPX(r1, r2);
2460         else
2461             T2_CMP(r1, r2);
2462         ITE(ct);
2463         if (r0 < 8) {
2464             T1_MOVI(r0, 1);
2465             T1_MOVI(r0, 0);
2466         }
2467         else {
2468             T2_MOVI(r0, 1);
2469             T2_MOVI(r0, 0);
2470         }
2471     }
2472     else {
2473         CMP(r1, r2);
2474         CC_MOVI(ct, r0, 1);
2475         CC_MOVI(cf, r0, 0);
2476     }
2477 }
2478
2479 static void
2480 _cci(jit_state_t *_jit, int ct, int cf,
2481      jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2482 {
2483     int                 i;
2484     jit_int32_t         reg;
2485     if (jit_thumb_p()) {
2486         if (r1 < 7 && !(i0 & 0xffffff00))
2487             T1_CMPI(r1, i0);
2488         else if ((i = encode_thumb_immediate(i0)) != -1)
2489             T2_CMPI(r1, i);
2490         else if ((i = encode_thumb_immediate(-i0)) != -1)
2491             T2_CMNI(r1, i);
2492         else {
2493             reg = jit_get_reg(jit_class_gpr);
2494             movi(rn(reg), i0);
2495             ccr(ct, cf, r0, r1, rn(reg));
2496             jit_unget_reg(reg);
2497             return;
2498         }
2499         ITE(ct);
2500         if (r0 < 8) {
2501             T1_MOVI(r0, 1);
2502             T1_MOVI(r0, 0);
2503         }
2504         else {
2505             T2_MOVI(r0, 1);
2506             T2_MOVI(r0, 0);
2507         }
2508     }
2509     else {
2510         if ((i = encode_arm_immediate(i0)) != -1)
2511             CMPI(r1, i);
2512         else if ((i = encode_arm_immediate(-i0)) != -1)
2513             CMNI(r1, i);
2514         else if (r0 != r1) {
2515             movi(r0, i0);
2516             CMP(r1, r0);
2517         }
2518         else {
2519             reg = jit_get_reg(jit_class_gpr);
2520             movi(rn(reg), i0);
2521             CMP(r1, rn(reg));
2522             jit_unget_reg(reg);
2523         }
2524         CC_MOVI(ct, r0, 1);
2525         CC_MOVI(cf, r0, 0);
2526     }
2527 }
2528
2529 static void
2530 _ner(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2531 {
2532     if (jit_thumb_p())
2533         ccr(ARM_CC_NE, ARM_CC_EQ, r0, r1, r2);
2534     else {
2535         SUBS(r0, r1, r2);
2536         CC_MOVI(ARM_CC_NE, r0, 1);
2537     }
2538 }
2539
2540 static void
2541 _nei(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2542 {
2543     int                 i;
2544     jit_int32_t         reg;
2545     if (jit_thumb_p())
2546         cci(ARM_CC_NE, ARM_CC_EQ, r0, r1, i0);
2547     else {
2548         if ((i = encode_arm_immediate(i0)) != -1)
2549             SUBSI(r0, r1, i);
2550         else if ((i = encode_arm_immediate(-i0)) != -1)
2551             ADDSI(r0, r1, i);
2552         else if (r0 != r1) {
2553             movi(r0, i0);
2554             SUBS(r0, r1, r0);
2555         }
2556         else {
2557             reg = jit_get_reg(jit_class_gpr);
2558             movi(rn(reg), i0);
2559             SUBS(r0, r1, rn(reg));
2560             jit_unget_reg(reg);
2561         }
2562         CC_MOVI(ARM_CC_NE, r0, 1);
2563     }
2564 }
2565
2566 static void
2567 _jmpr(jit_state_t *_jit, jit_int32_t r0)
2568 {
2569     if (jit_thumb_p())
2570         T1_MOV(_R15_REGNO, r0);
2571     else
2572         MOV(_R15_REGNO, r0);
2573 }
2574
2575 static void
2576 _jmpi(jit_state_t *_jit, jit_word_t i0)
2577 {
2578     jit_word_t          w;
2579     jit_word_t          d;
2580     jit_int32_t         reg;
2581     w = _jit->pc.w;
2582     /* if thumb and in thumb mode */
2583     if (jit_thumb_p() && _jitc->thumb) {
2584         d = ((i0 - w) >> 1) - 2;
2585         if (d >= -1024 && d <= 1023)
2586             T1_B(d & 0x7ff);
2587         else if (_s24P(d))
2588             T2_B(encode_thumb_jump(d));
2589         else {
2590             reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2591             movi(rn(reg), i0);
2592             jmpr(rn(reg));
2593             jit_unget_reg(reg);
2594         }
2595     }
2596     else {
2597         d = ((i0 - w) >> 2) - 2;
2598         if (_s24P(d))
2599             B(d & 0x00ffffff);
2600         else {
2601             reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2602             movi(rn(reg), i0);
2603             jmpr(rn(reg));
2604             jit_unget_reg(reg);
2605         }
2606     }
2607 }
2608
2609 static jit_word_t
2610 _jmpi_p(jit_state_t *_jit, jit_word_t i0, jit_bool_t i1)
2611 {
2612     jit_word_t          w;
2613     jit_word_t          d;
2614     jit_int32_t         reg;
2615     if (i1) {
2616         /* Assume jump is not longer than 23 bits if inside jit */
2617         w = _jit->pc.w;
2618         /* if thumb and in thumb mode */
2619         if (jit_thumb_p() && _jitc->thumb) {
2620             d = ((i0 - w) >> 1) - 2;
2621             assert(_s24P(d));
2622             T2_B(encode_thumb_jump(d));
2623         }
2624         else {
2625             d = ((i0 - w) >> 2) - 2;
2626             assert(_s24P(d));
2627             B(d & 0x00ffffff);
2628         }
2629     }
2630     else {
2631         reg = jit_get_reg(jit_class_gpr|jit_class_nospill);
2632         w = movi_p(rn(reg), i0);
2633         jmpr(rn(reg));
2634         jit_unget_reg(reg);
2635     }
2636     return (w);
2637 }
2638
2639 static jit_word_t
2640 _bccr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2641 {
2642     jit_word_t          w;
2643     jit_word_t          d;
2644     if (jit_thumb_p()) {
2645         if ((r0|r1) < 8)
2646             T1_CMP(r0, r1);
2647         else if ((r0&r1) & 8)
2648             T1_CMPX(r0, r1);
2649         else
2650             T2_CMP(r0, r1);
2651         /* use only thumb2 conditional as does not know if will be patched */
2652         w = _jit->pc.w;
2653         d = ((i0 - w) >> 1) - 2;
2654         assert(_s20P(d));
2655         T2_CC_B(cc, encode_thumb_cc_jump(d));
2656     }
2657     else {
2658         CMP(r0, r1);
2659         w = _jit->pc.w;
2660         d = ((i0 - w) >> 2) - 2;
2661         assert(_s24P(d));
2662         CC_B(cc, d & 0x00ffffff);
2663     }
2664     return (w);
2665 }
2666
2667 static jit_word_t
2668 _bcci(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_word_t i1)
2669 {
2670     jit_word_t          w;
2671     jit_word_t          d;
2672     int                 i;
2673     jit_int32_t         reg;
2674     if (jit_thumb_p()) {
2675         if (r0 < 7 && !(i1 & 0xffffff00))
2676             T1_CMPI(r0, i1);
2677         else if ((i = encode_thumb_immediate(i1)) != -1)
2678             T2_CMPI(r0, i);
2679         else if ((i = encode_thumb_immediate(-i1)) != -1)
2680             T2_CMNI(r0, i);
2681         else {
2682             reg = jit_get_reg(jit_class_gpr);
2683             movi(rn(reg), i1);
2684             T2_CMP(r0, rn(reg));
2685             jit_unget_reg(reg);
2686         }
2687         /* use only thumb2 conditional as does not know if will be patched */
2688         w = _jit->pc.w;
2689         d = ((i0 - w) >> 1) - 2;
2690         assert(_s20P(d));
2691         T2_CC_B(cc, encode_thumb_cc_jump(d));
2692     }
2693     else {
2694         if ((i = encode_arm_immediate(i1)) != -1)
2695             CMPI(r0, i);
2696         else if ((i = encode_arm_immediate(-i1)) != -1)
2697             CMNI(r0, i);
2698         else {
2699             reg = jit_get_reg(jit_class_gpr);
2700             movi(rn(reg), i1);
2701             CMP(r0, rn(reg));
2702             jit_unget_reg(reg);
2703         }
2704         w = _jit->pc.w;
2705         d = ((i0 - w) >> 2) - 2;
2706         assert(_s24P(d));
2707         CC_B(cc, d & 0x00ffffff);
2708     }
2709     return (w);
2710 }
2711
2712 static jit_word_t
2713 _baddr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2714 {
2715     jit_word_t          w;
2716     jit_word_t          d;
2717     if (jit_thumb_p()) {
2718         if ((r0|r1) < 8)
2719             T1_ADD(r0, r0, r1);
2720         else
2721             T2_ADDS(r0, r0, r1);
2722         w = _jit->pc.w;
2723         d = ((i0 - w) >> 1) - 2;
2724         assert(_s20P(d));
2725         T2_CC_B(cc, encode_thumb_cc_jump(d));
2726     }
2727     else {
2728         ADDS(r0, r0, r1);
2729         w = _jit->pc.w;
2730         d = ((i0 - w) >> 2) - 2;
2731         assert(_s24P(d));
2732         CC_B(cc, d & 0x00ffffff);
2733     }
2734     return (w);
2735 }
2736
2737 static jit_word_t
2738 _baddi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, int i1)
2739 {
2740     int                 i;
2741     jit_word_t          w;
2742     jit_word_t          d;
2743     jit_int32_t         reg;
2744     if (jit_thumb_p()) {
2745         if (r0 < 8 && !(i1 & ~7))
2746             T1_ADDI3(r0, r0, i1);
2747         else if (r0 < 8 && !(-i1 & ~7))
2748             T1_SUBI3(r0, r0, -i1);
2749         else if (r0 < 8 && !(i1 & ~0xff))
2750             T1_ADDI8(r0, i1);
2751         else if (r0 < 8 && !(-i1 & ~0xff))
2752             T1_SUBI8(r0, -i1);
2753         else if ((i = encode_thumb_immediate(i1)) != -1)
2754             T2_ADDSI(r0, r0, i);
2755         else if ((i = encode_thumb_immediate(-i1)) != -1)
2756             T2_SUBSI(r0, r0, i);
2757         else {
2758             reg = jit_get_reg(jit_class_gpr);
2759             movi(rn(reg), i1);
2760             T2_ADDS(r0, r0, rn(reg));
2761             jit_unget_reg(reg);
2762         }
2763         w = _jit->pc.w;
2764         d = ((i0 - w) >> 1) - 2;
2765         assert(_s20P(d));
2766         T2_CC_B(cc, encode_thumb_cc_jump(d));
2767     }
2768     else {
2769         if ((i = encode_arm_immediate(i1)) != -1)
2770             ADDSI(r0, r0, i);
2771         else if ((i = encode_arm_immediate(-i1)) != -1)
2772             SUBSI(r0, r0, i);
2773         else {
2774             reg = jit_get_reg(jit_class_gpr);
2775             movi(rn(reg), i1);
2776             ADDS(r0, r0, rn(reg));
2777             jit_unget_reg(reg);
2778         }
2779         w = _jit->pc.w;
2780         d = ((i0 - w) >> 2) - 2;
2781         assert(_s24P(d));
2782         CC_B(cc, d & 0x00ffffff);
2783     }
2784     return (w);
2785 }
2786
2787 static jit_word_t
2788 _bsubr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2789 {
2790     jit_word_t          w;
2791     jit_word_t          d;
2792     if (jit_thumb_p()) {
2793         if ((r0|r1) < 8)
2794             T1_SUB(r0, r0, r1);
2795         else
2796             T2_SUBS(r0, r0, r1);
2797         w = _jit->pc.w;
2798         d = ((i0 - w) >> 1) - 2;
2799         assert(_s20P(d));
2800         T2_CC_B(cc, encode_thumb_cc_jump(d));
2801     }
2802     else {
2803         SUBS(r0, r0, r1);
2804         w = _jit->pc.w;
2805         d = ((i0 - w) >> 2) - 2;
2806         assert(_s24P(d));
2807         CC_B(cc, d & 0x00ffffff);
2808     }
2809     return (w);
2810 }
2811
2812 static jit_word_t
2813 _bsubi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, int i1)
2814 {
2815     int                 i;
2816     jit_word_t          w;
2817     jit_word_t          d;
2818     jit_int32_t         reg;
2819     if (jit_thumb_p()) {
2820         if (r0 < 8 && !(i1 & ~7))
2821             T1_SUBI3(r0, r0, i1);
2822         else if (r0 < 8 && !(-i1 & ~7))
2823             T1_ADDI3(r0, r0, -i1);
2824         else if (r0 < 8 && !(i1 & ~0xff))
2825             T1_SUBI8(r0, i1);
2826         else if (r0 < 8 && !(-i1 & ~0xff))
2827             T1_ADDI8(r0, -i1);
2828         else if ((i = encode_thumb_immediate(i1)) != -1)
2829             T2_SUBSI(r0, r0, i);
2830         else if ((i = encode_thumb_immediate(-i1)) != -1)
2831             T2_SUBSI(r0, r0, i);
2832         else {
2833             reg = jit_get_reg(jit_class_gpr);
2834             movi(rn(reg), i1);
2835             T2_SUBS(r0, r0, rn(reg));
2836             jit_unget_reg(reg);
2837         }
2838         w = _jit->pc.w;
2839         d = ((i0 - w) >> 1) - 2;
2840         assert(_s20P(d));
2841         T2_CC_B(cc, encode_thumb_cc_jump(d));
2842     }
2843     else {
2844         if ((i = encode_arm_immediate(i1)) != -1)
2845             SUBSI(r0, r0, i);
2846         else if ((i = encode_arm_immediate(-i1)) != -1)
2847             ADDSI(r0, r0, i);
2848         else {
2849             reg = jit_get_reg(jit_class_gpr);
2850             movi(rn(reg), i1);
2851             SUBS(r0, r0, rn(reg));
2852             jit_unget_reg(reg);
2853         }
2854         w = _jit->pc.w;
2855         d = ((i0 - w) >> 2) - 2;
2856         assert(_s24P(d));
2857         CC_B(cc, d & 0x00ffffff);
2858     }
2859     return (w);
2860 }
2861
2862 static jit_word_t
2863 _bmxr(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
2864 {
2865     jit_word_t          w;
2866     jit_word_t          d;
2867     jit_int32_t         reg;
2868     if (jit_thumb_p()) {
2869         if ((r0|r1) < 8)
2870             T1_TST(r0, r1);
2871         else
2872             T2_TST(r0, r1);
2873         w = _jit->pc.w;
2874         d = ((i0 - w) >> 1) - 2;
2875         assert(_s20P(d));
2876         T2_CC_B(cc, encode_thumb_cc_jump(d));
2877     }
2878     else {
2879         if (jit_armv5_p())
2880             TST(r0, r1);
2881         else {
2882             reg = jit_get_reg(jit_class_gpr);
2883             ANDS(rn(reg), r0, r1);
2884             jit_unget_reg(reg);
2885         }
2886         w = _jit->pc.w;
2887         d = ((i0 - w) >> 2) - 2;
2888         assert(_s24P(d));
2889         CC_B(cc, d & 0x00ffffff);
2890     }
2891     return (w);
2892 }
2893
2894 static jit_word_t
2895 _bmxi(jit_state_t *_jit, int cc, jit_word_t i0, jit_int32_t r0, jit_word_t i1)
2896 {
2897     int                 i;
2898     jit_word_t          w;
2899     jit_word_t          d;
2900     jit_int32_t         reg;
2901     if (jit_thumb_p()) {
2902         if ((i = encode_thumb_immediate(i1)) != -1)
2903             T2_TSTI(r0, i);
2904         else {
2905             reg = jit_get_reg(jit_class_gpr);
2906             movi(rn(reg), i1);
2907             T2_TST(r0, rn(reg));
2908             jit_unget_reg(reg);
2909         }
2910         w = _jit->pc.w;
2911         d = ((i0 - w) >> 1) - 2;
2912         assert(_s20P(d));
2913         T2_CC_B(cc, encode_thumb_cc_jump(d));
2914     }
2915     else {
2916         if (jit_armv5_p()) {
2917             if ((i = encode_arm_immediate(i1)) != -1)
2918                 TSTI(r0, i);
2919             else {
2920                 reg = jit_get_reg(jit_class_gpr);
2921                 movi(rn(reg), i1);
2922                 TST(r0, rn(reg));
2923                 jit_unget_reg(reg);
2924             }
2925         }
2926         else {
2927             reg = jit_get_reg(jit_class_gpr);
2928             if ((i = encode_arm_immediate(i1)) != -1)
2929                 ANDSI(rn(reg), r0, i);
2930             else if ((i = encode_arm_immediate(~i1)) != -1)
2931                 BICSI(rn(reg), r0, i);
2932             else {
2933                 movi(rn(reg), i1);
2934                 ANDS(rn(reg), r0, rn(reg));
2935             }
2936             jit_unget_reg(reg);
2937         }
2938         w = _jit->pc.w;
2939         d = ((i0 - w) >> 2) - 2;
2940         assert(_s24P(d));
2941         CC_B(cc, d & 0x00ffffff);
2942     }
2943     return (w);
2944 }
2945
2946 static void
2947 _ldr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
2948 {
2949     if (jit_thumb_p())
2950         T2_LDRSBI(r0, r1, 0);
2951     else
2952         LDRSBI(r0, r1, 0);
2953 }
2954
2955 static void
2956 _ldi_c(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
2957 {
2958     jit_int32_t         reg;
2959     reg = jit_get_reg(jit_class_gpr);
2960     movi(rn(reg), i0);
2961     if (jit_thumb_p())
2962         T2_LDRSBI(r0, rn(reg), 0);
2963     else
2964         LDRSBI(r0, rn(reg), 0);
2965     jit_unget_reg(reg);
2966 }
2967
2968 static void
2969 _ldxr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
2970 {
2971     if (jit_thumb_p()) {
2972         if ((r0|r1|r2) < 8)
2973             T1_LDRSB(r0, r1, r2);
2974         else
2975             T2_LDRSB(r0, r1, r2);
2976     }
2977     else
2978         LDRSB(r0, r1, r2);
2979 }
2980
2981 static void
2982 _ldxi_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
2983 {
2984     jit_int32_t         reg;
2985     if (jit_thumb_p()) {
2986         if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
2987             T2_LDRSBI(r0, r1, i0);
2988         else if (i0 < 0 && i0 >= -255)
2989             T2_LDRSBIN(r0, r1, -i0);
2990         else if (i0 >= 0 && i0 <= 4095)
2991             T2_LDRSBWI(r0, r1, i0);
2992         else if (r0 != r1) {
2993             movi(r0, i0);
2994             if ((r0|r1) < 8)
2995                 T1_LDRSB(r0, r1, r0);
2996             else
2997                 T2_LDRSB(r0, r1, r0);
2998         }
2999         else {
3000             reg = jit_get_reg(jit_class_gpr);
3001             movi(rn(reg), i0);
3002             if ((r0|r1|rn(reg)) < 8)
3003                 T1_LDRSB(r0, r1, rn(reg));
3004             else
3005                 T2_LDRSB(r0, r1, rn(reg));
3006             jit_unget_reg(reg);
3007         }
3008     }
3009     else {
3010         if (i0 >= 0 && i0 <= 255)
3011             LDRSBI(r0, r1, i0);
3012         else if (i0 < 0 && i0 >= -255)
3013             LDRSBIN(r0, r1, -i0);
3014         else if (r0 != r1) {
3015             movi(r0, i0);
3016             LDRSB(r0, r1, r0);
3017         }
3018         else {
3019             reg = jit_get_reg(jit_class_gpr);
3020             movi(rn(reg), i0);
3021             LDRSB(r0, r1, rn(reg));
3022             jit_unget_reg(reg);
3023         }
3024     }
3025 }
3026
3027 static void
3028 _ldr_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3029 {
3030     if (jit_thumb_p())
3031         T2_LDRBI(r0, r1, 0);
3032     else
3033         LDRBI(r0, r1, 0);
3034 }
3035
3036 static void
3037 _ldi_uc(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3038 {
3039     jit_int32_t         reg;
3040     reg = jit_get_reg(jit_class_gpr);
3041     movi(rn(reg), i0);
3042     if (jit_thumb_p())
3043         T2_LDRBI(r0, rn(reg), 0);
3044     else
3045         LDRBI(r0, rn(reg), 0);
3046     jit_unget_reg(reg);
3047 }
3048
3049 static void
3050 _ldxr_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3051 {
3052     if (jit_thumb_p()) {
3053         if ((r0|r1|r2) < 8)
3054             T1_LDRB(r0, r1, r2);
3055         else
3056             T2_LDRB(r0, r1, r2);
3057     }
3058     else
3059         LDRB(r0, r1, r2);
3060 }
3061
3062 static void
3063 _ldxi_uc(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3064 {
3065     jit_int32_t         reg;
3066     if (jit_thumb_p()) {
3067         if ((r0|r1) < 8 && i0 >= 0 && i0 < 0x20)
3068             T1_LDRBI(r0, r1, i0);
3069         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3070             T2_LDRBI(r0, r1, i0);
3071         else if (i0 < 0 && i0 >= -255)
3072             T2_LDRBIN(r0, r1, -i0);
3073         else if (i0 >= 0 && i0 <= 4095)
3074             T2_LDRBWI(r0, r1, i0);
3075         else if (r0 != r1) {
3076             movi(r0, i0);
3077             if ((r0|r1) < 8)
3078                 T1_LDRB(r0, r1, r0);
3079             else
3080                 T2_LDRB(r0, r1, r0);
3081         }
3082         else {
3083             reg = jit_get_reg(jit_class_gpr);
3084             movi(rn(reg), i0);
3085             if ((r0|r1|rn(reg)) < 8)
3086                 T1_LDRB(r0, r1, rn(reg));
3087             else
3088                 T2_LDRB(r0, r1, rn(reg));
3089             jit_unget_reg(reg);
3090         }
3091     }
3092     else {
3093         if (i0 >= 0 && i0 <= 4095)
3094             LDRBI(r0, r1, i0);
3095         else if (i0 < 0 && i0 >= -4095)
3096             LDRBIN(r0, r1, -i0);
3097         else if (r0 != r1) {
3098             movi(r0, i0);
3099             LDRB(r0, r1, r0);
3100         }
3101         else {
3102             reg = jit_get_reg(jit_class_gpr);
3103             movi(rn(reg), i0);
3104             LDRB(r0, r1, rn(reg));
3105             jit_unget_reg(reg);
3106         }
3107     }
3108 }
3109
3110 static void
3111 _ldr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3112 {
3113     if (jit_thumb_p())
3114         T2_LDRSHI(r0, r1, 0);
3115     else
3116         LDRSHI(r0, r1, 0);
3117 }
3118
3119 static void
3120 _ldi_s(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3121 {
3122     jit_int32_t         reg;
3123     reg = jit_get_reg(jit_class_gpr);
3124     movi(rn(reg), i0);
3125     if (jit_thumb_p())
3126         T2_LDRSHI(r0, rn(reg), 0);
3127     else
3128         LDRSHI(r0, rn(reg), 0);
3129     jit_unget_reg(reg);
3130 }
3131
3132 static void
3133 _ldxr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3134 {
3135     if (jit_thumb_p()) {
3136         if ((r0|r1|r2) < 8)
3137             T1_LDRSH(r0, r1, r2);
3138         else
3139             T2_LDRSH(r0, r1, r2);
3140     }
3141     else
3142         LDRSH(r0, r1, r2);
3143 }
3144
3145 static void
3146 _ldxi_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3147 {
3148     jit_int32_t         reg;
3149     if (jit_thumb_p()) {
3150         if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3151             T2_LDRSHI(r0, r1, i0);
3152         else if (i0 < 0 && i0 >= -255)
3153             T2_LDRSHIN(r0, r1, -i0);
3154         else if (i0 >= 0 && i0 <= 4095)
3155             T2_LDRSHWI(r0, r1, i0);
3156         else if (r0 != r1) {
3157             movi(r0, i0);
3158             if ((r0|r1) < 8)
3159                 T1_LDRSH(r0, r1, r0);
3160             else
3161                 T2_LDRSH(r0, r1, r0);
3162         }
3163         else {
3164             reg = jit_get_reg(jit_class_gpr);
3165             movi(rn(reg), i0);
3166             if ((r0|r1|rn(reg)) < 8)
3167                 T1_LDRSH(r0, r1, rn(reg));
3168             else
3169                 T2_LDRSH(r0, r1, rn(reg));
3170             jit_unget_reg(reg);
3171         }
3172     }
3173     else {
3174         if (i0 >= 0 && i0 <= 255)
3175             LDRSHI(r0, r1, i0);
3176         else if (i0 < 0 && i0 >= -255)
3177             LDRSHIN(r0, r1, -i0);
3178         else if (r0 != r1) {
3179             movi(r0, i0);
3180             LDRSH(r0, r1, r0);
3181         }
3182         else {
3183             reg = jit_get_reg(jit_class_gpr);
3184             movi(rn(reg), i0);
3185             LDRSH(r0, r1, rn(reg));
3186             jit_unget_reg(reg);
3187         }
3188     }
3189 }
3190
3191 static void
3192 _ldr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3193 {
3194     if (jit_thumb_p())
3195         T2_LDRHI(r0, r1, 0);
3196     else
3197         LDRHI(r0, r1, 0);
3198 }
3199
3200 static void
3201 _ldi_us(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3202 {
3203     jit_int32_t         reg;
3204     reg = jit_get_reg(jit_class_gpr);
3205     movi(rn(reg), i0);
3206     if (jit_thumb_p())
3207         T2_LDRHI(r0, rn(reg), 0);
3208     else
3209         LDRHI(r0, rn(reg), 0);
3210     jit_unget_reg(reg);
3211 }
3212
3213 static void
3214 _ldxr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3215 {
3216     if (jit_thumb_p()) {
3217         if ((r0|r1|r2) < 8)
3218             T1_LDRH(r0, r1, r2);
3219         else
3220             T2_LDRH(r0, r1, r2);
3221     }
3222     else
3223         LDRH(r0, r1, r2);
3224 }
3225
3226 static void
3227 _ldxi_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3228 {
3229     jit_int32_t         reg;
3230     if (jit_thumb_p()) {
3231         if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 1) && (i0 >> 1) < 0x20)
3232             T1_LDRHI(r0, r1, i0 >> 1);
3233         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3234             T2_LDRHI(r0, r1, i0);
3235         else if (i0 < 0 && i0 >= -255)
3236             T2_LDRHIN(r0, r1, -i0);
3237         else if (i0 >= 0 && i0 <= 4095)
3238             T2_LDRHWI(r0, r1, i0);
3239         else if (r0 != r1) {
3240             movi(r0, i0);
3241             if ((r0|r1) < 8)
3242                 T1_LDRH(r0, r1, r0);
3243             else
3244                 T2_LDRH(r0, r1, r0);
3245         }
3246         else {
3247             reg = jit_get_reg(jit_class_gpr);
3248             movi(rn(reg), i0);
3249             if ((r0|r1|rn(reg)) < 8)
3250                 T1_LDRH(r0, r1, rn(reg));
3251             else
3252                 T2_LDRH(r0, r1, rn(reg));
3253             jit_unget_reg(reg);
3254         }
3255     }
3256     else {
3257         if (i0 >= 0 && i0 <= 255)
3258             LDRHI(r0, r1, i0);
3259         else if (i0 < 0 && i0 >= -255)
3260             LDRHIN(r0, r1, -i0);
3261         else if (r0 != r1) {
3262             movi(r0, i0);
3263             LDRH(r0, r1, r0);
3264         }
3265         else {
3266             reg = jit_get_reg(jit_class_gpr);
3267             movi(rn(reg), i0);
3268             LDRH(r0, r1, rn(reg));
3269             jit_unget_reg(reg);
3270         }
3271     }
3272 }
3273
3274 static void
3275 _ldr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3276 {
3277     if (jit_thumb_p())
3278         T2_LDRI(r0, r1, 0);
3279     else
3280         LDRI(r0, r1, 0);
3281 }
3282
3283 static void
3284 _ldi_i(jit_state_t *_jit, jit_int32_t r0, jit_word_t i0)
3285 {
3286     jit_int32_t         reg;
3287     reg = jit_get_reg(jit_class_gpr);
3288     movi(rn(reg), i0);
3289     if (jit_thumb_p())
3290         T2_LDRI(r0, rn(reg), 0);
3291     else
3292         LDRI(r0, rn(reg), 0);
3293     jit_unget_reg(reg);
3294 }
3295
3296 static void
3297 _ldxr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3298 {
3299     if (jit_thumb_p()) {
3300         if ((r0|r1|r2) < 8)
3301             T1_LDR(r0, r1, r2);
3302         else
3303             T2_LDR(r0, r1, r2);
3304     }
3305     else
3306         LDR(r0, r1, r2);
3307 }
3308
3309 static void
3310 _ldxi_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_word_t i0)
3311 {
3312     jit_int32_t         reg;
3313     if (jit_thumb_p()) {
3314         if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 3) && (i0 >> 2) < 0x20)
3315             T1_LDRI(r0, r1, i0 >> 2);
3316         else if (r1 == _R13_REGNO && r0 < 8 &&
3317                  i0 >= 0 && !(i0 & 3) && (i0 >> 2) <= 255)
3318             T1_LDRISP(r0, i0 >> 2);
3319         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3320             T2_LDRI(r0, r1, i0);
3321         else if (i0 < 0 && i0 > -255)
3322             T2_LDRIN(r0, r1, -i0);
3323         else if (i0 >= 0 && i0 <= 4095)
3324             T2_LDRWI(r0, r1, i0);
3325         else if (r0 != r1) {
3326             movi(r0, i0);
3327             if ((r0|r1) < 8)
3328                 T1_LDR(r0, r1, r0);
3329             else
3330                 T2_LDR(r0, r1, r0);
3331         }
3332         else {
3333             reg = jit_get_reg(jit_class_gpr);
3334             movi(rn(reg), i0);
3335             if ((r0|r1|rn(reg)) < 8)
3336                 T1_LDR(r0, r1, rn(reg));
3337             else
3338                 T2_LDR(r0, r1, rn(reg));
3339             jit_unget_reg(reg);
3340         }
3341     }
3342     else {
3343         if (i0 >= 0 && i0 <= 4095)
3344             LDRI(r0, r1, i0);
3345         else if (i0 < 0 && i0 >= -4095)
3346             LDRIN(r0, r1, -i0);
3347         else if (r0 != r1) {
3348             movi(r0, i0);
3349             LDR(r0, r1, r0);
3350         }
3351         else {
3352             reg = jit_get_reg(jit_class_gpr);
3353             movi(rn(reg), i0);
3354             LDR(r0, r1, rn(reg));
3355             jit_unget_reg(reg);
3356         }
3357     }
3358 }
3359
3360 static void
3361 _str_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3362 {
3363     if (jit_thumb_p())
3364         T2_STRBI(r1, r0, 0);
3365     else
3366         STRBI(r1, r0, 0);
3367 }
3368
3369 static void
3370 _sti_c(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3371 {
3372     jit_int32_t         reg;
3373     reg = jit_get_reg(jit_class_gpr);
3374     movi(rn(reg), i0);
3375     if (jit_thumb_p())
3376         T2_STRBI(r0, rn(reg), 0);
3377     else
3378         STRBI(r0, rn(reg), 0);
3379     jit_unget_reg(reg);
3380 }
3381
3382 static void
3383 _stxr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3384 {
3385     if (jit_thumb_p()) {
3386         if ((r0|r1|r2) < 8)
3387             T1_STRB(r2, r1, r0);
3388         else
3389             T2_STRB(r2, r1, r0);
3390     }
3391     else
3392         STRB(r2, r1, r0);
3393 }
3394
3395 static void
3396 _stxi_c(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3397 {
3398     jit_int32_t         reg;
3399     if (jit_thumb_p()) {
3400         if ((r0|r1) < 8 && i0 >= 0 && i0 < 0x20)
3401             T1_STRBI(r1, r0, i0);
3402         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3403             T2_STRBI(r1, r0, i0);
3404         else if (i0 < 0 && i0 >= -255)
3405             T2_STRBIN(r1, r0, -i0);
3406         else if (i0 >= 0 && i0 <= 4095)
3407             T2_STRBWI(r1, r0, i0);
3408         else {
3409             reg = jit_get_reg(jit_class_gpr);
3410             movi(rn(reg), i0);
3411             if ((r0|r1|rn(reg)) < 8)
3412                 T1_STRB(r1, r0, rn(reg));
3413             else
3414                 T2_STRB(r1, r0, rn(reg));
3415             jit_unget_reg(reg);
3416         }
3417     }
3418     else {
3419         if (i0 >= 0 && i0 <= 4095)
3420             STRBI(r1, r0, i0);
3421         else if (i0 < 0 && i0 >= -4095)
3422             STRBIN(r1, r0, -i0);
3423         else {
3424             reg = jit_get_reg(jit_class_gpr);
3425             movi(rn(reg), i0);
3426             STRB(r1, r0, rn(reg));
3427             jit_unget_reg(reg);
3428         }
3429     }
3430 }
3431
3432 static void
3433 _str_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3434 {
3435     if (jit_thumb_p())
3436         T2_STRHI(r1, r0, 0);
3437     else
3438         STRHI(r1, r0, 0);
3439 }
3440
3441 static void
3442 _sti_s(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3443 {
3444     jit_int32_t         reg;
3445     reg = jit_get_reg(jit_class_gpr);
3446     movi(rn(reg), i0);
3447     if (jit_thumb_p())
3448         T2_STRHI(r0, rn(reg), 0);
3449     else
3450         STRHI(r0, rn(reg), 0);
3451     jit_unget_reg(reg);
3452 }
3453
3454 static void
3455 _stxr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3456 {
3457     if (jit_thumb_p()) {
3458         if ((r0|r1|r2) < 8)
3459             T1_STRH(r2, r1, r0);
3460         else
3461             T2_STRH(r2, r1, r0);
3462     }
3463     else
3464         STRH(r2, r1, r0);
3465 }
3466
3467 static void
3468 _stxi_s(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3469 {
3470     jit_int32_t         reg;
3471     if (jit_thumb_p()) {
3472         if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 1) && (i0 >> 1) < 0x20)
3473             T1_STRHI(r1, r0, i0 >> 1);
3474         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3475             T2_STRHI(r1, r0, i0);
3476         else if (i0 < 0 && i0 >= -255)
3477             T2_STRHIN(r1, r0, -i0);
3478         else if (i0 >= 0 && i0 <= 4095)
3479             T2_STRHWI(r1, r0, i0);
3480         else {
3481             reg = jit_get_reg(jit_class_gpr);
3482             movi(rn(reg), i0);
3483             if ((r0|r1|rn(reg)) < 8)
3484                 T1_STRH(r1, r0, rn(reg));
3485             else
3486                 T2_STRH(r1, r0, rn(reg));
3487             jit_unget_reg(reg);
3488         }
3489     }
3490     else {
3491         if (i0 >= 0 && i0 <= 255)
3492             STRHI(r1, r0, i0);
3493         else if (i0 < 0 && i0 >= -255)
3494             STRHIN(r1, r0, -i0);
3495         else {
3496             reg = jit_get_reg(jit_class_gpr);
3497             movi(rn(reg), i0);
3498             STRH(r1, r0, rn(reg));
3499             jit_unget_reg(reg);
3500         }
3501     }
3502 }
3503
3504 static void
3505 _str_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3506 {
3507     if (jit_thumb_p())
3508         T2_STRI(r1, r0, 0);
3509     else
3510         STRI(r1, r0, 0);
3511 }
3512
3513 static void
3514 _sti_i(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0)
3515 {
3516     jit_int32_t         reg;
3517     reg = jit_get_reg(jit_class_gpr);
3518     movi(rn(reg), i0);
3519     if (jit_thumb_p())
3520         T2_STRI(r0, rn(reg), 0);
3521     else
3522         STRI(r0, rn(reg), 0);
3523     jit_unget_reg(reg);
3524 }
3525
3526 static void
3527 _stxr_i(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1, jit_int32_t r2)
3528 {
3529     if (jit_thumb_p()) {
3530         if ((r0|r1|r2) < 8)
3531             T1_STR(r2, r1, r0);
3532         else
3533             T2_STR(r2, r1, r0);
3534     }
3535     else
3536         STR(r2, r1, r0);
3537 }
3538
3539 static void
3540 _stxi_i(jit_state_t *_jit, jit_word_t i0, jit_int32_t r0, jit_int32_t r1)
3541 {
3542     jit_int32_t         reg;
3543     if (jit_thumb_p()) {
3544         if ((r0|r1) < 8 && i0 >= 0 && !(i0 & 3) && (i0 >> 2) < 0x20)
3545             T1_STRI(r1, r0, i0 >> 2);
3546         else if (r0 == _R13_REGNO && r1 < 8 &&
3547                  i0 >= 0 && !(i0 & 3) && (i0 >> 2) <= 255)
3548             T1_STRISP(r1, i0 >> 2);
3549         else if (jit_ldrt_strt_p() && i0 >= 0 && i0 <= 255)
3550             T2_STRI(r1, r0, i0);
3551         else if (i0 < 0 && i0 >= -255)
3552             T2_STRIN(r1, r0, -i0);
3553         else if (i0 >= 0 && i0 <= 4095)
3554             T2_STRWI(r1, r0, i0);
3555         else {
3556             reg = jit_get_reg(jit_class_gpr);
3557             movi(rn(reg), i0);
3558             if ((r0|r1|rn(reg)) < 8)
3559                 T1_STR(r1, r0, rn(reg));
3560             else
3561                 T2_STR(r1, r0, rn(reg));
3562             jit_unget_reg(reg);
3563         }
3564     }
3565     else {
3566         if (i0 >= 0 && i0 <= 4095)
3567             STRI(r1, r0, i0);
3568         else if (i0 < 0 && i0 >= -4095)
3569             STRIN(r1, r0, -i0);
3570         else {
3571             reg = jit_get_reg(jit_class_gpr);
3572             movi(rn(reg), i0);
3573             STR(r1, r0, rn(reg));
3574             jit_unget_reg(reg);
3575         }
3576     }
3577 }
3578
3579 #  if __BYTE_ORDER == __LITTLE_ENDIAN
3580 static void
3581 _htonr_us(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3582 {
3583     jit_int32_t         t0;
3584     if (jit_thumb_p()) {
3585         if ((r0|r1) < 8)
3586             T1_REV(r0, r1);
3587         else
3588             T2_REV(r0, r1);
3589         rshi_u(r0, r0, 16);
3590     }
3591     else {
3592         if (jit_armv6_p()) {
3593             REV(r0, r1);
3594             rshi_u(r0, r0, 16);
3595         }
3596         else {
3597             t0 = jit_get_reg(jit_class_gpr);
3598             rshi(rn(t0), r1, 8);
3599             andi(r0, r1, 0xff);
3600             andi(rn(t0), rn(t0), 0xff);
3601             lshi(r0, r0, 8);
3602             orr(r0, r0, rn(t0));
3603             jit_unget_reg(t0);
3604         }
3605     }
3606 }
3607
3608 /* inline glibc htonl (without register clobber) */
3609 static void
3610 _htonr_ui(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3611 {
3612     jit_int32_t         reg;
3613     if (jit_thumb_p()) {
3614         if ((r0|r1) < 8)
3615             T1_REV(r0, r1);
3616         else
3617             T2_REV(r0, r1);
3618     }
3619     else {
3620         if (jit_armv6_p())
3621             REV(r0, r1);
3622         else {
3623             reg = jit_get_reg(jit_class_gpr);
3624             EOR_SI(rn(reg), r1, r1, ARM_ROR, 16);
3625             LSRI(rn(reg), rn(reg), 8);
3626             BICI(rn(reg), rn(reg), encode_arm_immediate(0xff00));
3627             EOR_SI(r0, rn(reg), r1, ARM_ROR, 8);
3628             jit_unget_reg(reg);
3629         }
3630     }
3631 }
3632 #endif
3633
3634 static void
3635 _extr_c(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3636 {
3637     if (jit_thumb_p()) {
3638         if ((r0|r1) < 8)
3639             T1_SXTB(r0, r1);
3640         else
3641             T2_SXTB(r0, r1);
3642     }
3643     else {
3644         if (jit_armv6_p())
3645             SXTB(r0, r1);
3646         else {
3647             LSLI(r0, r1, 24);
3648             ASRI(r0, r0, 24);
3649         }
3650     }
3651 }
3652
3653 static void
3654 _extr_uc(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_UXTB(r0, r1);
3659         else
3660             T2_UXTB(r0, r1);
3661     }
3662     else {
3663         if (jit_armv6_p())
3664             UXTB(r0, r1);
3665         else
3666             ANDI(r0, r1, 0xff);
3667     }
3668 }
3669
3670 static void
3671 _extr_s(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3672 {
3673     if (jit_thumb_p()) {
3674         if ((r0|r1) < 8)
3675             T1_SXTH(r0, r1);
3676         else
3677             T2_SXTH(r0, r1);
3678     }
3679     else {
3680         if (jit_armv6_p())
3681             SXTH(r0, r1);
3682         else {
3683             LSLI(r0, r1, 16);
3684             ASRI(r0, r0, 16);
3685         }
3686     }
3687 }
3688
3689 static void
3690 _extr_us(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_UXTH(r0, r1);
3695         else
3696             T2_UXTH(r0, r1);
3697     }
3698     else {
3699         if (jit_armv6_p())
3700             UXTH(r0, r1);
3701         else {
3702             LSLI(r0, r1, 16);
3703             LSRI(r0, r0, 16);
3704         }
3705     }
3706 }
3707
3708 static void
3709 _callr(jit_state_t *_jit, jit_int32_t r0)
3710 {
3711     if (jit_thumb_p())
3712         T1_BLX(r0);
3713     else
3714         BLX(r0);
3715 }
3716
3717 static void
3718 _calli(jit_state_t *_jit, jit_word_t i0)
3719 {
3720     jit_word_t          d;
3721     jit_int32_t         reg;
3722     d = ((i0 - _jit->pc.w) >> 2) - 2;
3723     if (!jit_exchange_p() && !jit_thumb_p() && _s24P(d))
3724         BLI(d & 0x00ffffff);
3725     else {
3726         reg = jit_get_reg(jit_class_gpr);
3727         movi(rn(reg), i0);
3728         if (jit_thumb_p())
3729             T1_BLX(rn(reg));
3730         else
3731             BLX(rn(reg));
3732         jit_unget_reg(reg);
3733     }
3734 }
3735
3736 static jit_word_t
3737 _calli_p(jit_state_t *_jit, jit_word_t i0)
3738 {
3739     jit_word_t          w;
3740     jit_int32_t         reg;
3741     reg = jit_get_reg(jit_class_gpr);
3742     w = _jit->pc.w;
3743     movi_p(rn(reg), i0);
3744     if (jit_thumb_p())
3745         T1_BLX(rn(reg));
3746     else
3747         BLX(rn(reg));
3748     jit_unget_reg(reg);
3749     return (w);
3750 }
3751
3752 static void
3753 _prolog(jit_state_t *_jit, jit_node_t *node)
3754 {
3755     jit_int32_t         reg;
3756     if (_jitc->function->define_frame || _jitc->function->assume_frame) {
3757         jit_int32_t     frame = -_jitc->function->frame;
3758         assert(_jitc->function->self.aoff >= frame);
3759         if (_jitc->function->assume_frame) {
3760             if (jit_thumb_p() && !_jitc->thumb)
3761                 _jitc->thumb = _jit->pc.w;
3762             return;
3763         }
3764         _jitc->function->self.aoff = frame;
3765     }
3766     if (_jitc->function->allocar)
3767         _jitc->function->self.aoff &= -8;
3768     _jitc->function->stack = ((_jitc->function->self.alen -
3769                               /* align stack at 8 bytes */
3770                               _jitc->function->self.aoff) + 7) & -8;
3771
3772     if (jit_thumb_p()) {
3773         /*  switch to thumb mode (better approach would be to
3774          * ORR 1 address being called, but no clear distinction
3775          * of what is a pointer to a jit function, or if patching
3776          * a pointer to a jit function) */
3777         ADDI(_R12_REGNO, _R15_REGNO, 1);
3778         BX(_R12_REGNO);
3779         if (!_jitc->thumb)
3780             _jitc->thumb = _jit->pc.w;
3781         if (jit_cpu.abi) {
3782             T2_PUSH(0xf);
3783             T2_PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3784             VPUSH_F64(_D8_REGNO, 8);
3785         }
3786         else {
3787             T2_PUSH(0xf);
3788             T2_PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3789         }
3790     }
3791     else {
3792         if (jit_cpu.abi) {
3793             PUSH(0xf);
3794             PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3795             VPUSH_F64(_D8_REGNO, 8);
3796         }
3797         else {
3798             PUSH(0xf);
3799             PUSH(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3800         }
3801     }
3802     movr(_FP_REGNO, _SP_REGNO);
3803     if (_jitc->function->stack)
3804         subi(_SP_REGNO, _SP_REGNO, _jitc->function->stack);
3805     if (_jitc->function->allocar) {
3806         reg = jit_get_reg(jit_class_gpr);
3807         movi(rn(reg), _jitc->function->self.aoff);
3808         stxi_i(_jitc->function->aoffoff, _FP_REGNO, rn(reg));
3809         jit_unget_reg(reg);
3810     }
3811 }
3812
3813 static void
3814 _epilog(jit_state_t *_jit, jit_node_t *node)
3815 {
3816     if (_jitc->function->assume_frame)
3817         return;
3818
3819     movr(_SP_REGNO, _FP_REGNO);
3820     if (jit_cpu.abi)
3821         VPOP_F64(_D8_REGNO, 8);
3822     if (jit_thumb_p())
3823         T2_POP(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3824     else
3825         POP(0x3f0|(1<<_FP_REGNO)|(1<<_LR_REGNO));
3826     addi(_SP_REGNO, _SP_REGNO, 16);
3827     if (jit_thumb_p())
3828         T1_BX(_LR_REGNO);
3829     else
3830         BX(_LR_REGNO);
3831     if (jit_thumb_p() && (_jit->pc.w & 2))
3832         T1_NOP();
3833 }
3834
3835 static void
3836 _vastart(jit_state_t *_jit, jit_int32_t r0)
3837 {
3838     assert(_jitc->function->self.call & jit_call_varargs);
3839
3840     /* Initialize stack pointer to the first stack argument.
3841      * The -16 is to account for the 4 argument registers
3842      * always saved, and _jitc->function->vagp is to account
3843      * for declared arguments. */
3844     addi(r0, _FP_REGNO, _jitc->function->self.size -
3845          16 + _jitc->function->vagp);
3846 }
3847
3848 static void
3849 _vaarg(jit_state_t *_jit, jit_int32_t r0, jit_int32_t r1)
3850 {
3851     assert(_jitc->function->self.call & jit_call_varargs);
3852
3853     /* Load argument. */
3854     ldr(r0, r1);
3855
3856     /* Update stack pointer. */
3857     addi(r1, r1, sizeof(jit_word_t));
3858 }
3859
3860 static void
3861 _patch_at(jit_state_t *_jit,
3862           jit_int32_t kind, jit_word_t instr, jit_word_t label)
3863 {
3864     jit_word_t           d;
3865     jit_thumb_t          thumb;
3866     union {
3867         jit_int16_t     *s;
3868         jit_int32_t     *i;
3869         jit_word_t       w;
3870     } u;
3871     u.w = instr;
3872     if (kind == arm_patch_jump) {
3873         if (jit_thumb_p() && (jit_uword_t)instr >= _jitc->thumb) {
3874             code2thumb(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3875             if ((thumb.i & THUMB2_B) == THUMB2_B) {
3876                 d = ((label - instr) >> 1) - 2;
3877                 assert(_s24P(d));
3878                 thumb.i = THUMB2_B | encode_thumb_jump(d);
3879                 thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3880             }
3881             else if ((thumb.i & THUMB2_B) == THUMB2_CC_B) {
3882                 d = ((label - instr) >> 1) - 2;
3883                 assert(_s20P(d));
3884                 thumb.i = THUMB2_CC_B | (thumb.i & 0x3c00000) |
3885                           encode_thumb_cc_jump(d);
3886                 thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3887             }
3888             else {
3889                 /* for the sake of simplicity in case choose to
3890                  * movw+movt+[bx|blx], e.g. if changing to instead
3891                  * of asserting target is reachable, load constant
3892                  * and do indirect jump if not reachable */
3893                 if ((thumb.i & 0xfbf00000) == THUMB2_MOVWI)
3894                     goto indirect_jump;
3895                 assert(!"handled branch opcode");
3896             }
3897         }
3898         else {
3899             thumb.i = u.i[0];
3900             /* 0x0e000000 because 0x01000000 is (branch&) link modifier */
3901             assert((thumb.i & 0x0e000000) == ARM_B);
3902             d = ((label - instr) >> 2) - 2;
3903             assert(_s24P(d));
3904             u.i[0] = (thumb.i & 0xff000000) | (d & 0x00ffffff);
3905         }
3906     }
3907     else if (kind == arm_patch_load) {
3908         /* offset may be negative for a forward patch because it
3909          * is relative to pc + 8, for example:
3910          *          ldr r0, [pc, #-4]
3911          *          bx r0               ;; [pc, #-8]
3912          *          .data ...           ;; [pc, #-4]
3913          *          ...                 ;; [pc]
3914          */
3915         assert(!jit_thumb_p());
3916         thumb.i = u.i[0];
3917         assert((thumb.i & 0x0f700000) == ARM_LDRI);
3918         d = label - (instr + 8);
3919         if (d < 0) {
3920             thumb.i &= ~ARM_P;
3921             d = -d;
3922         }
3923         else
3924             thumb.i |= ARM_P;
3925         assert(!(d & 0xfffff000));
3926         u.i[0] = (thumb.i & 0xfffff000) | d;
3927     }
3928     else if (kind == arm_patch_word) {
3929         if (jit_thumb_p()) {
3930             code2thumb(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3931             assert((thumb.i & 0xfbf00000) == THUMB2_MOVWI);
3932         indirect_jump:
3933             thumb.i = ((thumb.i & 0xfbf00f00) |
3934                        ( (label & 0x0000f000) <<  4) |
3935                        ( (label & 0x00000800) << 15) |
3936                        ( (label & 0x00000700) <<  4) |
3937                        (  label & 0x000000ff));
3938             thumb2code(thumb.s[0], thumb.s[1], u.s[0], u.s[1]);
3939             label >>= 16;
3940             code2thumb(thumb.s[0], thumb.s[1], u.s[2], u.s[3]);
3941             assert((thumb.i & 0xfbf00000) == THUMB2_MOVTI);
3942             thumb.i = ((thumb.i & 0xfbf00f00) |
3943                        ( (label & 0x0000f000) <<  4) |
3944                        ( (label & 0x00000800) << 15) |
3945                        ( (label & 0x00000700) <<  4) |
3946                        (  label & 0x000000ff));
3947             thumb2code(thumb.s[0], thumb.s[1], u.s[2], u.s[3]);
3948         }
3949         else
3950             u.i[0] = label;
3951     }
3952     else
3953         assert(!"handled patch");
3954 }
3955 #endif