1@--- 2@ Run these test in both Thumb1 and Thumb2 modes, as all of the encodings 3@ should be valid, and parse the same, in both. 4@--- 5@ RUN: llvm-mc -triple=thumbv6-apple-darwin -show-encoding < %s | FileCheck %s 6@ RUN: llvm-mc -triple=thumbv7-apple-darwin -show-encoding < %s | FileCheck %s 7@ RUN: llvm-mc -triple=thumbebv7-unknown-unknown -show-encoding < %s | FileCheck --check-prefix=CHECK-BE %s 8 .syntax unified 9 .globl _func 10 11@ Check that the assembler can handle the documented syntax from the ARM ARM. 12@ For complex constructs like shifter operands, check more thoroughly for them 13@ once then spot check that following instructions accept the form generally. 14@ This gives us good coverage while keeping the overall size of the test 15@ more reasonable. 16 17 18@ FIXME: Some 3-operand instructions have a 2-operand assembly syntax. 19 20_func: 21@ CHECK: _func 22 23@------------------------------------------------------------------------------ 24@ ADC (register) 25@------------------------------------------------------------------------------ 26 adcs r4, r6 27 28@ CHECK: adcs r4, r6 @ encoding: [0x74,0x41] 29 30 31@------------------------------------------------------------------------------ 32@ ADD (immediate) 33@------------------------------------------------------------------------------ 34 adds r1, r2, #3 35@ When Rd is not explicitly specified, encoding T2 is preferred even though 36@ the literal is in the range [0,7] which would allow encoding T1. 37 adds r2, #3 38 adds r2, #8 39 40@ CHECK: adds r1, r2, #3 @ encoding: [0xd1,0x1c] 41@ CHECK: adds r2, #3 @ encoding: [0x03,0x32] 42@ CHECK: adds r2, #8 @ encoding: [0x08,0x32] 43 44 45@------------------------------------------------------------------------------ 46@ ADD (register) 47@------------------------------------------------------------------------------ 48 adds r1, r2, r3 49 add r2, r8 50 51@ CHECK: adds r1, r2, r3 @ encoding: [0xd1,0x18] 52@ CHECK: add r2, r8 @ encoding: [0x42,0x44] 53 54 55@------------------------------------------------------------------------------ 56@ ADD (SP plus immediate) 57@------------------------------------------------------------------------------ 58 add sp, #4 59 add sp, #508 60 add sp, sp, #4 61 add r2, sp, #8 62 add r2, sp, #1020 63 add sp, sp, #-8 64 add sp, #-8 65 66@ CHECK: add sp, #4 @ encoding: [0x01,0xb0] 67@ CHECK: add sp, #508 @ encoding: [0x7f,0xb0] 68@ CHECK: add sp, #4 @ encoding: [0x01,0xb0] 69@ CHECK: add r2, sp, #8 @ encoding: [0x02,0xaa] 70@ CHECK: add r2, sp, #1020 @ encoding: [0xff,0xaa] 71@ CHECK: sub sp, #8 @ encoding: [0x82,0xb0] 72@ CHECK: sub sp, #8 @ encoding: [0x82,0xb0] 73 74 75@------------------------------------------------------------------------------ 76@ ADD (SP plus register) 77@------------------------------------------------------------------------------ 78 add sp, r3 79 add r2, sp, r2 80 81@ CHECK: add sp, r3 @ encoding: [0x9d,0x44] 82@ CHECK: add r2, sp, r2 @ encoding: [0x6a,0x44] 83 84 85@------------------------------------------------------------------------------ 86@ ADR 87@------------------------------------------------------------------------------ 88 adr r2, _baz 89 adr r5, #0 90 adr r2, #4 91 adr r3, #1020 92 93@ CHECK: adr r2, _baz @ encoding: [A,0xa2] 94@ CHECK: @ fixup A - offset: 0, value: _baz, kind: fixup_thumb_adr_pcrel_10 95@ CHECK-BE: adr r2, _baz @ encoding: [0xa2,A] 96@ CHECK-BE: @ fixup A - offset: 0, value: _baz, kind: fixup_thumb_adr_pcrel_10 97@ CHECK: adr r5, #0 @ encoding: [0x00,0xa5] 98@ CHECK: adr r2, #4 @ encoding: [0x01,0xa2] 99@ CHECK: adr r3, #1020 @ encoding: [0xff,0xa3] 100 101@------------------------------------------------------------------------------ 102@ ASR (immediate) 103@------------------------------------------------------------------------------ 104 asrs r2, r3, #32 105 asrs r2, r3, #5 106 asrs r2, r3, #1 107 asrs r5, #21 108 asrs r5, r5, #21 109 asrs r3, r5, #21 110 111@ CHECK: asrs r2, r3, #32 @ encoding: [0x1a,0x10] 112@ CHECK: asrs r2, r3, #5 @ encoding: [0x5a,0x11] 113@ CHECK: asrs r2, r3, #1 @ encoding: [0x5a,0x10] 114@ CHECK: asrs r5, r5, #21 @ encoding: [0x6d,0x15] 115@ CHECK: asrs r5, r5, #21 @ encoding: [0x6d,0x15] 116@ CHECK: asrs r3, r5, #21 @ encoding: [0x6b,0x15] 117 118 119@------------------------------------------------------------------------------ 120@ ASR (register) 121@------------------------------------------------------------------------------ 122 asrs r5, r2 123 124@ CHECK: asrs r5, r2 @ encoding: [0x15,0x41] 125 126 127@------------------------------------------------------------------------------ 128@ B 129@------------------------------------------------------------------------------ 130 b _baz 131 beq _bar 132 b #1838 133 b #-420 134 beq #-256 135 beq #160 136 137@ CHECK: b _baz @ encoding: [A,0xe0'A'] 138@ CHECK: @ fixup A - offset: 0, value: _baz, kind: fixup_arm_thumb_br 139@ CHECK-BE: b _baz @ encoding: [0xe0'A',A] 140@ CHECK-BE: @ fixup A - offset: 0, value: _baz, kind: fixup_arm_thumb_br 141@ CHECK: beq _bar @ encoding: [A,0xd0] 142@ CHECK: @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_bcc 143@ CHECK-BE: beq _bar @ encoding: [0xd0,A] 144@ CHECK-BE: @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_bcc 145@ CHECK: b #1838 @ encoding: [0x97,0xe3] 146@ CHECK: b #-420 @ encoding: [0x2e,0xe7] 147@ CHECK: beq #-256 @ encoding: [0x80,0xd0] 148@ CHECK: beq #160 @ encoding: [0x50,0xd0] 149 150@------------------------------------------------------------------------------ 151@ BL/BLX 152@------------------------------------------------------------------------------ 153 blx #884800 154 blx #1769600 155 156@ CHECK: blx #884800 @ encoding: [0xd8,0xf0,0x20,0xe8] 157@ CHECK: blx #1769600 @ encoding: [0xb0,0xf1,0x40,0xe8] 158 159@------------------------------------------------------------------------------ 160@ BICS 161@------------------------------------------------------------------------------ 162 bics r1, r6 163 164@ CHECK: bics r1, r6 @ encoding: [0xb1,0x43] 165 166 167@------------------------------------------------------------------------------ 168@ BKPT 169@------------------------------------------------------------------------------ 170 bkpt #0 171 bkpt #255 172 173@ CHECK: bkpt #0 @ encoding: [0x00,0xbe] 174@ CHECK: bkpt #255 @ encoding: [0xff,0xbe] 175 176 177@------------------------------------------------------------------------------ 178@ BL/BLX (immediate) 179@------------------------------------------------------------------------------ 180 bl _bar 181 blx _baz 182 183@ CHECK: bl _bar @ encoding: [A,0xf0'A',A,0xd0'A'] 184@ CHECK: @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_bl 185@ CHECK-BE: bl _bar @ encoding: [0xf0'A',A,0xd0'A',A] 186@ CHECK-BE: @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_bl 187@ CHECK: blx _baz @ encoding: [A,0xf0'A',A,0xc0'A'] 188@ CHECK: @ fixup A - offset: 0, value: _baz, kind: fixup_arm_thumb_blx 189@ CHECK-BE: blx _baz @ encoding: [0xf0'A',A,0xc0'A',A] 190@ CHECK-BE: @ fixup A - offset: 0, value: _baz, kind: fixup_arm_thumb_blx 191 192 193@------------------------------------------------------------------------------ 194@ BLX (register) 195@------------------------------------------------------------------------------ 196 blx r4 197 198@ CHECK: blx r4 @ encoding: [0xa0,0x47] 199 200 201@------------------------------------------------------------------------------ 202@ BX 203@------------------------------------------------------------------------------ 204 bx r2 205 206@ CHECK: bx r2 @ encoding: [0x10,0x47] 207 208 209@------------------------------------------------------------------------------ 210@ CMN 211@------------------------------------------------------------------------------ 212 213 cmn r5, r1 214 215@ CHECK: cmn r5, r1 @ encoding: [0xcd,0x42] 216 217 218@------------------------------------------------------------------------------ 219@ CMP 220@------------------------------------------------------------------------------ 221 cmp r6, #32 222 cmp r3, r4 223 cmp r8, r1 224 225@ CHECK: cmp r6, #32 @ encoding: [0x20,0x2e] 226@ CHECK: cmp r3, r4 @ encoding: [0xa3,0x42] 227@ CHECK: cmp r8, r1 @ encoding: [0x88,0x45] 228 229@------------------------------------------------------------------------------ 230@ CPS 231@------------------------------------------------------------------------------ 232 233 cpsie f 234 cpsid a 235 236@ CHECK: cpsie f @ encoding: [0x61,0xb6] 237@ CHECK: cpsid a @ encoding: [0x74,0xb6] 238 239@------------------------------------------------------------------------------ 240@ EOR 241@------------------------------------------------------------------------------ 242 eors r4, r5 243 244@ CHECK: eors r4, r5 @ encoding: [0x6c,0x40] 245 246 247@------------------------------------------------------------------------------ 248@ LDM 249@------------------------------------------------------------------------------ 250 ldm r3, {r0, r1, r2, r3, r4, r5, r6, r7} 251 ldm r2!, {r1, r3, r4, r5, r7} 252 ldm r1, {r1} 253 254@ CHECK: ldm r3, {r0, r1, r2, r3, r4, r5, r6, r7} @ encoding: [0xff,0xcb] 255@ CHECK: ldm r2!, {r1, r3, r4, r5, r7} @ encoding: [0xba,0xca] 256@ CHECK: ldm r1, {r1} @ encoding: [0x02,0xc9] 257 258 259@------------------------------------------------------------------------------ 260@ LDR (immediate) 261@------------------------------------------------------------------------------ 262 ldr r1, [r5] 263 ldr r2, [r6, #32] 264 ldr r3, [r7, #124] 265 ldr r1, [sp] 266 ldr r2, [sp, #24] 267 ldr r3, [sp, #1020] 268 269 270@ CHECK: ldr r1, [r5] @ encoding: [0x29,0x68] 271@ CHECK: ldr r2, [r6, #32] @ encoding: [0x32,0x6a] 272@ CHECK: ldr r3, [r7, #124] @ encoding: [0xfb,0x6f] 273@ CHECK: ldr r1, [sp] @ encoding: [0x00,0x99] 274@ CHECK: ldr r2, [sp, #24] @ encoding: [0x06,0x9a] 275@ CHECK: ldr r3, [sp, #1020] @ encoding: [0xff,0x9b] 276 277 278@------------------------------------------------------------------------------ 279@ LDR (literal) 280@------------------------------------------------------------------------------ 281 ldr r1, _foo 282 ldr r3, #604 283 ldr r3, #368 284 285@ CHECK: ldr r1, _foo @ encoding: [A,0x49] 286@ CHECK: @ fixup A - offset: 0, value: _foo, kind: fixup_arm_thumb_cp 287@ CHECK-BE: ldr r1, _foo @ encoding: [0x49,A] 288@ CHECK-BE: @ fixup A - offset: 0, value: _foo, kind: fixup_arm_thumb_cp 289@ CHECK: ldr r3, [pc, #604] @ encoding: [0x97,0x4b] 290@ CHECK: ldr r3, [pc, #368] @ encoding: [0x5c,0x4b] 291 292@------------------------------------------------------------------------------ 293@ LDR (register) 294@------------------------------------------------------------------------------ 295 ldr r1, [r2, r3] 296 297@ CHECK: ldr r1, [r2, r3] @ encoding: [0xd1,0x58] 298 299 300@------------------------------------------------------------------------------ 301@ LDRB (immediate) 302@------------------------------------------------------------------------------ 303 ldrb r4, [r3] 304 ldrb r5, [r6, #0] 305 ldrb r6, [r7, #31] 306 307@ CHECK: ldrb r4, [r3] @ encoding: [0x1c,0x78] 308@ CHECK: ldrb r5, [r6] @ encoding: [0x35,0x78] 309@ CHECK: ldrb r6, [r7, #31] @ encoding: [0xfe,0x7f] 310 311 312@------------------------------------------------------------------------------ 313@ LDRB (register) 314@------------------------------------------------------------------------------ 315 ldrb r6, [r4, r5] 316 317@ CHECK: ldrb r6, [r4, r5] @ encoding: [0x66,0x5d] 318 319 320@------------------------------------------------------------------------------ 321@ LDRH (immediate) 322@------------------------------------------------------------------------------ 323 ldrh r3, [r3] 324 ldrh r4, [r6, #2] 325 ldrh r5, [r7, #62] 326 327@ CHECK: ldrh r3, [r3] @ encoding: [0x1b,0x88] 328@ CHECK: ldrh r4, [r6, #2] @ encoding: [0x74,0x88] 329@ CHECK: ldrh r5, [r7, #62] @ encoding: [0xfd,0x8f] 330 331 332@------------------------------------------------------------------------------ 333@ LDRH (register) 334@------------------------------------------------------------------------------ 335 ldrh r6, [r2, r6] 336 337@ CHECK: ldrh r6, [r2, r6] @ encoding: [0x96,0x5b] 338 339 340@------------------------------------------------------------------------------ 341@ LDRSB/LDRSH 342@------------------------------------------------------------------------------ 343 ldrsb r6, [r2, r6] 344 ldrsh r3, [r7, r1] 345 346@ CHECK: ldrsb r6, [r2, r6] @ encoding: [0x96,0x57] 347@ CHECK: ldrsh r3, [r7, r1] @ encoding: [0x7b,0x5e] 348 349 350@------------------------------------------------------------------------------ 351@ LSL (immediate) 352@------------------------------------------------------------------------------ 353 lsls r4, r5, #0 354 lsls r4, r5, #4 355 lsls r3, #12 356 lsls r3, r3, #12 357 lsls r1, r3, #12 358 359@ CHECK: lsls r4, r5, #0 @ encoding: [0x2c,0x00] 360@ CHECK: lsls r4, r5, #4 @ encoding: [0x2c,0x01] 361@ CHECK: lsls r3, r3, #12 @ encoding: [0x1b,0x03] 362@ CHECK: lsls r3, r3, #12 @ encoding: [0x1b,0x03] 363@ CHECK: lsls r1, r3, #12 @ encoding: [0x19,0x03] 364 365 366@------------------------------------------------------------------------------ 367@ LSL (register) 368@------------------------------------------------------------------------------ 369 lsls r2, r6 370 371@ CHECK: lsls r2, r6 @ encoding: [0xb2,0x40] 372 373 374@------------------------------------------------------------------------------ 375@ LSR (immediate) 376@------------------------------------------------------------------------------ 377 lsrs r1, r3, #1 378 lsrs r1, r3, #32 379 lsrs r4, #20 380 lsrs r4, r4, #20 381 lsrs r2, r4, #20 382 383@ CHECK: lsrs r1, r3, #1 @ encoding: [0x59,0x08] 384@ CHECK: lsrs r1, r3, #32 @ encoding: [0x19,0x08] 385@ CHECK: lsrs r4, r4, #20 @ encoding: [0x24,0x0d] 386@ CHECK: lsrs r4, r4, #20 @ encoding: [0x24,0x0d] 387@ CHECK: lsrs r2, r4, #20 @ encoding: [0x22,0x0d] 388 389 390@------------------------------------------------------------------------------ 391@ LSR (register) 392@------------------------------------------------------------------------------ 393 lsrs r2, r6 394 395@ CHECK: lsrs r2, r6 @ encoding: [0xf2,0x40] 396 397 398@------------------------------------------------------------------------------ 399@ MOV (immediate) 400@------------------------------------------------------------------------------ 401 movs r2, #0 402 movs r2, #255 403 movs r2, #23 404 405@ CHECK: movs r2, #0 @ encoding: [0x00,0x22] 406@ CHECK: movs r2, #255 @ encoding: [0xff,0x22] 407@ CHECK: movs r2, #23 @ encoding: [0x17,0x22] 408 409 410@------------------------------------------------------------------------------ 411@ MOV (register) 412@------------------------------------------------------------------------------ 413 mov r3, r4 414 movs r1, r3 415 416@ CHECK: mov r3, r4 @ encoding: [0x23,0x46] 417@ CHECK: movs r1, r3 @ encoding: [0x19,0x00] 418 419 420@------------------------------------------------------------------------------ 421@ MUL 422@------------------------------------------------------------------------------ 423 muls r1, r2, r1 424 muls r2, r2, r3 425 muls r3, r4 426 427@ CHECK: muls r1, r2, r1 @ encoding: [0x51,0x43] 428@ CHECK: muls r2, r3, r2 @ encoding: [0x5a,0x43] 429@ CHECK: muls r3, r4, r3 @ encoding: [0x63,0x43] 430 431 432@------------------------------------------------------------------------------ 433@ MVN 434@------------------------------------------------------------------------------ 435 mvns r6, r3 436 437@ CHECK: mvns r6, r3 @ encoding: [0xde,0x43] 438 439 440@------------------------------------------------------------------------------ 441@ NEG 442@------------------------------------------------------------------------------ 443 negs r3, r4 444 445@ CHECK: rsbs r3, r4, #0 @ encoding: [0x63,0x42] 446 447@------------------------------------------------------------------------------ 448@ ORR 449@------------------------------------------------------------------------------ 450 orrs r3, r4 451 452@ CHECK-ERRORS: orrs r3, r4 @ encoding: [0x23,0x43] 453 454 455@------------------------------------------------------------------------------ 456@ POP 457@------------------------------------------------------------------------------ 458 pop {r2, r3, r6} 459 460@ CHECK: pop {r2, r3, r6} @ encoding: [0x4c,0xbc] 461 462 463@------------------------------------------------------------------------------ 464@ PUSH 465@------------------------------------------------------------------------------ 466 push {r1, r2, r7} 467 468@ CHECK: push {r1, r2, r7} @ encoding: [0x86,0xb4] 469 470 471@------------------------------------------------------------------------------ 472@ REV/REV16/REVSH 473@------------------------------------------------------------------------------ 474 rev r6, r3 475 rev16 r7, r2 476 revsh r5, r1 477 478@ CHECK: rev r6, r3 @ encoding: [0x1e,0xba] 479@ CHECK: rev16 r7, r2 @ encoding: [0x57,0xba] 480@ CHECK: revsh r5, r1 @ encoding: [0xcd,0xba] 481 482 483@------------------------------------------------------------------------------ 484@ ROR 485@------------------------------------------------------------------------------ 486 rors r2, r7 487 488@ CHECK: rors r2, r7 @ encoding: [0xfa,0x41] 489 490 491@------------------------------------------------------------------------------ 492@ RSB 493@------------------------------------------------------------------------------ 494 rsbs r1, r3, #0 495 496@ CHECK: rsbs r1, r3, #0 @ encoding: [0x59,0x42] 497 498 499@------------------------------------------------------------------------------ 500@ SBC 501@------------------------------------------------------------------------------ 502 sbcs r4, r3 503 504@ CHECK: sbcs r4, r3 @ encoding: [0x9c,0x41] 505 506 507@------------------------------------------------------------------------------ 508@ SETEND 509@------------------------------------------------------------------------------ 510 setend be 511 setend le 512 513@ CHECK: setend be @ encoding: [0x58,0xb6] 514@ CHECK: setend le @ encoding: [0x50,0xb6] 515 516 517@------------------------------------------------------------------------------ 518@ STM 519@------------------------------------------------------------------------------ 520 stm r1!, {r2, r6} 521 stm r1!, {r1, r2, r3, r7} 522 523@ CHECK: stm r1!, {r2, r6} @ encoding: [0x44,0xc1] 524@ CHECK: stm r1!, {r1, r2, r3, r7} @ encoding: [0x8e,0xc1] 525 526 527@------------------------------------------------------------------------------ 528@ STR (immediate) 529@------------------------------------------------------------------------------ 530 str r2, [r7] 531 str r2, [r7, #0] 532 str r5, [r1, #4] 533 str r3, [r7, #124] 534 str r2, [sp] 535 str r3, [sp, #0] 536 str r4, [sp, #20] 537 str r5, [sp, #1020] 538 539@ CHECK: str r2, [r7] @ encoding: [0x3a,0x60] 540@ CHECK: str r2, [r7] @ encoding: [0x3a,0x60] 541@ CHECK: str r5, [r1, #4] @ encoding: [0x4d,0x60] 542@ CHECK: str r3, [r7, #124] @ encoding: [0xfb,0x67] 543@ CHECK: str r2, [sp] @ encoding: [0x00,0x92] 544@ CHECK: str r3, [sp] @ encoding: [0x00,0x93] 545@ CHECK: str r4, [sp, #20] @ encoding: [0x05,0x94] 546@ CHECK: str r5, [sp, #1020] @ encoding: [0xff,0x95] 547 548 549@------------------------------------------------------------------------------ 550@ STR (register) 551@------------------------------------------------------------------------------ 552 str r2, [r7, r3] 553 554@ CHECK: str r2, [r7, r3] @ encoding: [0xfa,0x50] 555 556 557@------------------------------------------------------------------------------ 558@ STRB (immediate) 559@------------------------------------------------------------------------------ 560 strb r4, [r3] 561 strb r5, [r6, #0] 562 strb r6, [r7, #31] 563 564@ CHECK: strb r4, [r3] @ encoding: [0x1c,0x70] 565@ CHECK: strb r5, [r6] @ encoding: [0x35,0x70] 566@ CHECK: strb r6, [r7, #31] @ encoding: [0xfe,0x77] 567 568 569@------------------------------------------------------------------------------ 570@ STRB (register) 571@------------------------------------------------------------------------------ 572 strb r6, [r4, r5] 573 574@ CHECK: strb r6, [r4, r5] @ encoding: [0x66,0x55] 575 576 577@------------------------------------------------------------------------------ 578@ STRH (immediate) 579@------------------------------------------------------------------------------ 580 strh r3, [r3] 581 strh r4, [r6, #2] 582 strh r5, [r7, #62] 583 584@ CHECK: strh r3, [r3] @ encoding: [0x1b,0x80] 585@ CHECK: strh r4, [r6, #2] @ encoding: [0x74,0x80] 586@ CHECK: strh r5, [r7, #62] @ encoding: [0xfd,0x87] 587 588 589@------------------------------------------------------------------------------ 590@ STRH (register) 591@------------------------------------------------------------------------------ 592 strh r6, [r2, r6] 593 594@ CHECK: strh r6, [r2, r6] @ encoding: [0x96,0x53] 595 596 597@------------------------------------------------------------------------------ 598@ SUB (immediate) 599@------------------------------------------------------------------------------ 600 subs r1, r2, #3 601 subs r2, #3 602 subs r2, #8 603 604@ CHECK: subs r1, r2, #3 @ encoding: [0xd1,0x1e] 605@ CHECK: subs r2, #3 @ encoding: [0x03,0x3a] 606@ CHECK: subs r2, #8 @ encoding: [0x08,0x3a] 607 608 609@------------------------------------------------------------------------------ 610@ SUB (SP minus immediate) 611@------------------------------------------------------------------------------ 612 sub sp, #12 613 sub sp, sp, #508 614 615@ CHECK: sub sp, #12 @ encoding: [0x83,0xb0] 616@ CHECK: sub sp, #508 @ encoding: [0xff,0xb0] 617 618 619@------------------------------------------------------------------------------ 620@ SUB (register) 621@------------------------------------------------------------------------------ 622 subs r1, r2, r3 623 624@ CHECK: subs r1, r2, r3 @ encoding: [0xd1,0x1a] 625 626 627@------------------------------------------------------------------------------ 628@ SVC 629@------------------------------------------------------------------------------ 630 svc #0 631 svc #255 632 633@ CHECK: svc #0 @ encoding: [0x00,0xdf] 634@ CHECK: svc #255 @ encoding: [0xff,0xdf] 635 636 637@------------------------------------------------------------------------------ 638@ SXTB/SXTH 639@------------------------------------------------------------------------------ 640 sxtb r3, r5 641 sxth r3, r5 642 643@ CHECK: sxtb r3, r5 @ encoding: [0x6b,0xb2] 644@ CHECK: sxth r3, r5 @ encoding: [0x2b,0xb2] 645 646 647@------------------------------------------------------------------------------ 648@ TST 649@------------------------------------------------------------------------------ 650 tst r6, r1 651 652@ CHECK: tst r6, r1 @ encoding: [0x0e,0x42] 653 654 655@------------------------------------------------------------------------------ 656@ UXTB/UXTH 657@------------------------------------------------------------------------------ 658 uxtb r7, r2 659 uxth r1, r4 660 661@ CHECK: uxtb r7, r2 @ encoding: [0xd7,0xb2] 662@ CHECK: uxth r1, r4 @ encoding: [0xa1,0xb2] 663 664 665