@ RUN: llvm-mc -triple=thumbv7-apple-darwin -show-encoding < %s | FileCheck %s .syntax unified .globl _func @ Check that the assembler can handle the documented syntax from the ARM ARM. @ For complex constructs like shifter operands, check more thoroughly for them @ once then spot check that following instructions accept the form generally. @ This gives us good coverage while keeping the overall size of the test @ more reasonable. @ FIXME: Some 3-operand instructions have a 2-operand assembly syntax. _func: @ CHECK: _func @------------------------------------------------------------------------------ @ ADC (immediate) @------------------------------------------------------------------------------ adc r0, r1, #4 adcs r0, r1, #0 adc r1, r2, #255 adc r3, r7, #0x00550055 adc r8, r12, #0xaa00aa00 adc r9, r7, #0xa5a5a5a5 adc r5, r3, #0x87000000 adc r4, r2, #0x7f800000 adc r4, r2, #0x00000680 @ CHECK: adc r0, r1, #4 @ encoding: [0x41,0xf1,0x04,0x00] @ CHECK: adcs r0, r1, #0 @ encoding: [0x51,0xf1,0x00,0x00] @ CHECK: adc r1, r2, #255 @ encoding: [0x42,0xf1,0xff,0x01] @ CHECK: adc r3, r7, #5570645 @ encoding: [0x47,0xf1,0x55,0x13] @ CHECK: adc r8, r12, #2852170240 @ encoding: [0x4c,0xf1,0xaa,0x28] @ CHECK: adc r9, r7, #2779096485 @ encoding: [0x47,0xf1,0xa5,0x39] @ CHECK: adc r5, r3, #2264924160 @ encoding: [0x43,0xf1,0x07,0x45] @ CHECK: adc r4, r2, #2139095040 @ encoding: [0x42,0xf1,0xff,0x44] @ CHECK: adc r4, r2, #1664 @ encoding: [0x42,0xf5,0xd0,0x64] @------------------------------------------------------------------------------ @ ADC (register) @------------------------------------------------------------------------------ adc r4, r5, r6 adcs r4, r5, r6 adc.w r9, r1, r3 adcs.w r9, r1, r3 adc r0, r1, r3, ror #4 adcs r0, r1, r3, lsl #7 adc.w r0, r1, r3, lsr #31 adcs.w r0, r1, r3, asr #32 @ CHECK: adc.w r4, r5, r6 @ encoding: [0x45,0xeb,0x06,0x04] @ CHECK: adcs.w r4, r5, r6 @ encoding: [0x55,0xeb,0x06,0x04] @ CHECK: adc.w r9, r1, r3 @ encoding: [0x41,0xeb,0x03,0x09] @ CHECK: adcs.w r9, r1, r3 @ encoding: [0x51,0xeb,0x03,0x09] @ CHECK: adc.w r0, r1, r3, ror #4 @ encoding: [0x41,0xeb,0x33,0x10] @ CHECK: adcs.w r0, r1, r3, lsl #7 @ encoding: [0x51,0xeb,0xc3,0x10] @ CHECK: adc.w r0, r1, r3, lsr #31 @ encoding: [0x41,0xeb,0xd3,0x70] @ CHECK: adcs.w r0, r1, r3, asr #32 @ encoding: [0x51,0xeb,0x23,0x00] @------------------------------------------------------------------------------ @ ADD (immediate) @------------------------------------------------------------------------------ itet eq addeq r1, r2, #4 addwne r5, r3, #1023 addeq r4, r5, #293 add r2, sp, #1024 add r2, r8, #0xff00 add r2, r3, #257 addw r2, r3, #257 add r12, r6, #0x100 addw r12, r6, #0x100 adds r1, r2, #0x1f0 @ CHECK: itet eq @ encoding: [0x0a,0xbf] @ CHECK: addeq r1, r2, #4 @ encoding: [0x11,0x1d] @ CHECK: addwne r5, r3, #1023 @ encoding: [0x03,0xf2,0xff,0x35] @ CHECK: addweq r4, r5, #293 @ encoding: [0x05,0xf2,0x25,0x14] @ CHECK: add.w r2, sp, #1024 @ encoding: [0x0d,0xf5,0x80,0x62] @ CHECK: add.w r2, r8, #65280 @ encoding: [0x08,0xf5,0x7f,0x42] @ CHECK: addw r2, r3, #257 @ encoding: [0x03,0xf2,0x01,0x12] @ CHECK: addw r2, r3, #257 @ encoding: [0x03,0xf2,0x01,0x12] @ CHECK: add.w r12, r6, #256 @ encoding: [0x06,0xf5,0x80,0x7c] @ CHECK: addw r12, r6, #256 @ encoding: [0x06,0xf2,0x00,0x1c] @ CHECK: adds.w r1, r2, #496 @ encoding: [0x12,0xf5,0xf8,0x71] @------------------------------------------------------------------------------ @ ADD (register) @------------------------------------------------------------------------------ add r1, r2, r8 add r5, r9, r2, asr #32 adds r7, r3, r1, lsl #31 adds.w r0, r3, r6, lsr #25 add.w r4, r8, r1, ror #12 @ CHECK: add.w r1, r2, r8 @ encoding: [0x02,0xeb,0x08,0x01] @ CHECK: add.w r5, r9, r2, asr #32 @ encoding: [0x09,0xeb,0x22,0x05] @ CHECK: adds.w r7, r3, r1, lsl #31 @ encoding: [0x13,0xeb,0xc1,0x77] @ CHECK: adds.w r0, r3, r6, lsr #25 @ encoding: [0x13,0xeb,0x56,0x60] @ CHECK: add.w r4, r8, r1, ror #12 @ encoding: [0x08,0xeb,0x31,0x34] @------------------------------------------------------------------------------ @ FIXME: ADR @------------------------------------------------------------------------------ @------------------------------------------------------------------------------ @ AND (immediate) @------------------------------------------------------------------------------ and r2, r5, #0xff000 ands r3, r12, #0xf and r1, #0xff and r1, r1, #0xff @ CHECK: and r2, r5, #1044480 @ encoding: [0x05,0xf4,0x7f,0x22] @ CHECK: ands r3, r12, #15 @ encoding: [0x1c,0xf0,0x0f,0x03] @ CHECK: and r1, r1, #255 @ encoding: [0x01,0xf0,0xff,0x01] @ CHECK: and r1, r1, #255 @ encoding: [0x01,0xf0,0xff,0x01] @------------------------------------------------------------------------------ @ AND (register) @------------------------------------------------------------------------------ and r4, r9, r8 and r1, r4, r8, asr #3 ands r2, r1, r7, lsl #1 ands.w r4, r5, r2, lsr #20 and.w r9, r12, r1, ror #17 @ CHECK: and.w r4, r9, r8 @ encoding: [0x09,0xea,0x08,0x04] @ CHECK: and.w r1, r4, r8, asr #3 @ encoding: [0x04,0xea,0xe8,0x01] @ CHECK: ands.w r2, r1, r7, lsl #1 @ encoding: [0x11,0xea,0x47,0x02] @ CHECK: ands.w r4, r5, r2, lsr #20 @ encoding: [0x15,0xea,0x12,0x54] @ CHECK: and.w r9, r12, r1, ror #17 @ encoding: [0x0c,0xea,0x71,0x49] @------------------------------------------------------------------------------ @ ASR (immediate) @------------------------------------------------------------------------------ asr r2, r3, #12 asrs r8, r3, #32 asrs.w r2, r3, #1 asr r2, r3, #4 asrs r2, r12, #15 asr r3, #19 asrs r8, #2 asrs.w r7, #5 asr.w r12, #21 @ CHECK: asr.w r2, r3, #12 @ encoding: [0x4f,0xea,0x23,0x32] @ CHECK: asrs.w r8, r3, #32 @ encoding: [0x5f,0xea,0x23,0x08] @ CHECK: asrs.w r2, r3, #1 @ encoding: [0x5f,0xea,0x63,0x02] @ CHECK: asr.w r2, r3, #4 @ encoding: [0x4f,0xea,0x23,0x12] @ CHECK: asrs.w r2, r12, #15 @ encoding: [0x5f,0xea,0xec,0x32] @ CHECK: asr.w r3, r3, #19 @ encoding: [0x4f,0xea,0xe3,0x43] @ CHECK: asrs.w r8, r8, #2 @ encoding: [0x5f,0xea,0xa8,0x08] @ CHECK: asrs.w r7, r7, #5 @ encoding: [0x5f,0xea,0x67,0x17] @ CHECK: asr.w r12, r12, #21 @ encoding: [0x4f,0xea,0x6c,0x5c] @------------------------------------------------------------------------------ @ ASR (register) @------------------------------------------------------------------------------ asr r3, r4, r2 asr.w r1, r2 asrs r3, r4, r8 @ CHECK: asr.w r3, r4, r2 @ encoding: [0x44,0xfa,0x02,0xf3] @ CHECK: asr.w r1, r1, r2 @ encoding: [0x41,0xfa,0x02,0xf1] @ CHECK: asrs.w r3, r4, r8 @ encoding: [0x54,0xfa,0x08,0xf3] @------------------------------------------------------------------------------ @ B @------------------------------------------------------------------------------ b.w _bar beq.w _bar it eq beq.w _bar bmi.w #-183396 @ CHECK: b.w _bar @ encoding: [A,0xf0'A',A,0x90'A'] @ fixup A - offset: 0, value: _bar, kind: fixup_t2_uncondbranch @ CHECK: beq.w _bar @ encoding: [A,0xf0'A',A,0x80'A'] @ fixup A - offset: 0, value: _bar, kind: fixup_t2_condbranch @ CHECK: it eq @ encoding: [0x08,0xbf] @ CHECK: b.w _bar @ encoding: [A,0xf0'A',A,0x90'A'] @ fixup A - offset: 0, value: _bar, kind: fixup_t2_uncondbranch @ CHECK: bmi.w #-183396 @ encoding: [0x13,0xf5,0xce,0xa9] @------------------------------------------------------------------------------ @ BFC @------------------------------------------------------------------------------ bfc r5, #3, #17 it lo bfccc r5, #3, #17 @ CHECK: bfc r5, #3, #17 @ encoding: [0x6f,0xf3,0xd3,0x05] @ CHECK: it lo @ encoding: [0x38,0xbf] @ CHECK: bfclo r5, #3, #17 @ encoding: [0x6f,0xf3,0xd3,0x05] @------------------------------------------------------------------------------ @ BFI @------------------------------------------------------------------------------ bfi r5, r2, #3, #17 it ne bfine r5, r2, #3, #17 @ CHECK: bfi r5, r2, #3, #17 @ encoding: [0x62,0xf3,0xd3,0x05] @ CHECK: it ne @ encoding: [0x18,0xbf] @ CHECK: bfine r5, r2, #3, #17 @ encoding: [0x62,0xf3,0xd3,0x05] @------------------------------------------------------------------------------ @ BIC @------------------------------------------------------------------------------ bic r10, r1, #0xf bic r12, r3, r6 bic r11, r2, r6, lsl #12 bic r8, r4, r1, lsr #11 bic r7, r5, r7, lsr #15 bic r6, r7, r9, asr #32 bic r5, r6, r8, ror #1 @ destination register is optional bic r1, #0xf bic r1, r1 bic r4, r2, lsl #31 bic r6, r3, lsr #12 bic r7, r4, lsr #7 bic r8, r5, asr #15 bic r12, r6, ror #29 @ CHECK: bic r10, r1, #15 @ encoding: [0x21,0xf0,0x0f,0x0a] @ CHECK: bic.w r12, r3, r6 @ encoding: [0x23,0xea,0x06,0x0c] @ CHECK: bic.w r11, r2, r6, lsl #12 @ encoding: [0x22,0xea,0x06,0x3b] @ CHECK: bic.w r8, r4, r1, lsr #11 @ encoding: [0x24,0xea,0xd1,0x28] @ CHECK: bic.w r7, r5, r7, lsr #15 @ encoding: [0x25,0xea,0xd7,0x37] @ CHECK: bic.w r6, r7, r9, asr #32 @ encoding: [0x27,0xea,0x29,0x06] @ CHECK: bic.w r5, r6, r8, ror #1 @ encoding: [0x26,0xea,0x78,0x05] @ CHECK: bic r1, r1, #15 @ encoding: [0x21,0xf0,0x0f,0x01] @ CHECK: bic.w r1, r1, r1 @ encoding: [0x21,0xea,0x01,0x01] @ CHECK: bic.w r4, r4, r2, lsl #31 @ encoding: [0x24,0xea,0xc2,0x74] @ CHECK: bic.w r6, r6, r3, lsr #12 @ encoding: [0x26,0xea,0x13,0x36] @ CHECK: bic.w r7, r7, r4, lsr #7 @ encoding: [0x27,0xea,0xd4,0x17] @ CHECK: bic.w r8, r8, r5, asr #15 @ encoding: [0x28,0xea,0xe5,0x38] @ CHECK: bic.w r12, r12, r6, ror #29 @ encoding: [0x2c,0xea,0x76,0x7c] @------------------------------------------------------------------------------ @ BXJ @------------------------------------------------------------------------------ bxj r5 it ne bxjne r7 @ CHECK: bxj r5 @ encoding: [0xc5,0xf3,0x00,0x8f] @ CHECK: it ne @ encoding: [0x18,0xbf] @ CHECK: bxjne r7 @ encoding: [0xc7,0xf3,0x00,0x8f] @------------------------------------------------------------------------------ @ CBZ/CBNZ @------------------------------------------------------------------------------ cbnz r7, #6 cbnz r7, #12 cbz r6, _bar cbnz r6, _bar @ CHECK: cbnz r7, #6 @ encoding: [0x1f,0xb9] @ CHECK: cbnz r7, #12 @ encoding: [0x37,0xb9] @ CHECK: cbz r6, _bar @ encoding: [0x06'A',0xb1'A'] @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_cb @ CHECK: cbnz r6, _bar @ encoding: [0x06'A',0xb9'A'] @ fixup A - offset: 0, value: _bar, kind: fixup_arm_thumb_cb @------------------------------------------------------------------------------ @ CDP/CDP2 @------------------------------------------------------------------------------ cdp p7, #1, c1, c1, c1, #4 cdp2 p7, #1, c1, c1, c1, #4 @ CHECK: cdp p7, #1, c1, c1, c1, #4 @ encoding: [0x11,0xee,0x81,0x17] @ CHECK: cdp2 p7, #1, c1, c1, c1, #4 @ encoding: [0x11,0xfe,0x81,0x17] @------------------------------------------------------------------------------ @ CLREX @------------------------------------------------------------------------------ clrex it ne clrexne @ CHECK: clrex @ encoding: [0xbf,0xf3,0x2f,0x8f] @ CHECK: it ne @ encoding: [0x18,0xbf] @ CHECK: clrexne @ encoding: [0xbf,0xf3,0x2f,0x8f] @------------------------------------------------------------------------------ @ CLZ @------------------------------------------------------------------------------ clz r1, r2 it eq clzeq r1, r2 @ CHECK: clz r1, r2 @ encoding: [0xb2,0xfa,0x82,0xf1] @ CHECK: it eq @ encoding: [0x08,0xbf] @ CHECK: clzeq r1, r2 @ encoding: [0xb2,0xfa,0x82,0xf1] @------------------------------------------------------------------------------ @ CMN @------------------------------------------------------------------------------ cmn r1, #0xf cmn r8, r6 cmn r1, r6, lsl #10 cmn r1, r6, lsr #10 cmn sp, r6, lsr #10 cmn r1, r6, asr #10 cmn r1, r6, ror #10 @ CHECK: cmn.w r1, #15 @ encoding: [0x11,0xf1,0x0f,0x0f] @ CHECK: cmn.w r8, r6 @ encoding: [0x18,0xeb,0x06,0x0f] @ CHECK: cmn.w r1, r6, lsl #10 @ encoding: [0x11,0xeb,0x86,0x2f] @ CHECK: cmn.w r1, r6, lsr #10 @ encoding: [0x11,0xeb,0x96,0x2f] @ CHECK: cmn.w sp, r6, lsr #10 @ encoding: [0x1d,0xeb,0x96,0x2f] @ CHECK: cmn.w r1, r6, asr #10 @ encoding: [0x11,0xeb,0xa6,0x2f] @ CHECK: cmn.w r1, r6, ror #10 @ encoding: [0x11,0xeb,0xb6,0x2f] @------------------------------------------------------------------------------ @ CMP @------------------------------------------------------------------------------ cmp r5, #0xff00 cmp.w r4, r12 cmp r9, r6, lsl #12 cmp r3, r7, lsr #31 cmp sp, r6, lsr #1 cmp r2, r5, asr #24 cmp r1, r4, ror #15 @ CHECK: cmp.w r5, #65280 @ encoding: [0xb5,0xf5,0x7f,0x4f] @ CHECK: cmp.w r4, r12 @ encoding: [0xb4,0xeb,0x0c,0x0f] @ CHECK: cmp.w r9, r6, lsl #12 @ encoding: [0xb9,0xeb,0x06,0x3f] @ CHECK: cmp.w r3, r7, lsr #31 @ encoding: [0xb3,0xeb,0xd7,0x7f] @ CHECK: cmp.w sp, r6, lsr #1 @ encoding: [0xbd,0xeb,0x56,0x0f] @ CHECK: cmp.w r2, r5, asr #24 @ encoding: [0xb2,0xeb,0x25,0x6f] @ CHECK: cmp.w r1, r4, ror #15 @ encoding: [0xb1,0xeb,0xf4,0x3f] @------------------------------------------------------------------------------ @ DBG @------------------------------------------------------------------------------ dbg #5 dbg #0 dbg #15 @ CHECK: dbg #5 @ encoding: [0xaf,0xf3,0xf5,0x80] @ CHECK: dbg #0 @ encoding: [0xaf,0xf3,0xf0,0x80] @ CHECK: dbg #15 @ encoding: [0xaf,0xf3,0xff,0x80] @------------------------------------------------------------------------------ @ DMB @------------------------------------------------------------------------------ dmb sy dmb st dmb sh dmb ish dmb shst dmb ishst dmb un dmb nsh dmb unst dmb nshst dmb osh dmb oshst dmb @ CHECK: dmb sy @ encoding: [0xbf,0xf3,0x5f,0x8f] @ CHECK: dmb st @ encoding: [0xbf,0xf3,0x5e,0x8f] @ CHECK: dmb ish @ encoding: [0xbf,0xf3,0x5b,0x8f] @ CHECK: dmb ish @ encoding: [0xbf,0xf3,0x5b,0x8f] @ CHECK: dmb ishst @ encoding: [0xbf,0xf3,0x5a,0x8f] @ CHECK: dmb ishst @ encoding: [0xbf,0xf3,0x5a,0x8f] @ CHECK: dmb nsh @ encoding: [0xbf,0xf3,0x57,0x8f] @ CHECK: dmb nsh @ encoding: [0xbf,0xf3,0x57,0x8f] @ CHECK: dmb nshst @ encoding: [0xbf,0xf3,0x56,0x8f] @ CHECK: dmb nshst @ encoding: [0xbf,0xf3,0x56,0x8f] @ CHECK: dmb osh @ encoding: [0xbf,0xf3,0x53,0x8f] @ CHECK: dmb oshst @ encoding: [0xbf,0xf3,0x52,0x8f] @ CHECK: dmb sy @ encoding: [0xbf,0xf3,0x5f,0x8f] @------------------------------------------------------------------------------ @ DSB @------------------------------------------------------------------------------ dsb sy dsb st dsb sh dsb ish dsb shst dsb ishst dsb un dsb nsh dsb unst dsb nshst dsb osh dsb oshst dsb @ CHECK: dsb sy @ encoding: [0xbf,0xf3,0x4f,0x8f] @ CHECK: dsb st @ encoding: [0xbf,0xf3,0x4e,0x8f] @ CHECK: dsb ish @ encoding: [0xbf,0xf3,0x4b,0x8f] @ CHECK: dsb ish @ encoding: [0xbf,0xf3,0x4b,0x8f] @ CHECK: dsb ishst @ encoding: [0xbf,0xf3,0x4a,0x8f] @ CHECK: dsb ishst @ encoding: [0xbf,0xf3,0x4a,0x8f] @ CHECK: dsb nsh @ encoding: [0xbf,0xf3,0x47,0x8f] @ CHECK: dsb nsh @ encoding: [0xbf,0xf3,0x47,0x8f] @ CHECK: dsb nshst @ encoding: [0xbf,0xf3,0x46,0x8f] @ CHECK: dsb nshst @ encoding: [0xbf,0xf3,0x46,0x8f] @ CHECK: dsb osh @ encoding: [0xbf,0xf3,0x43,0x8f] @ CHECK: dsb oshst @ encoding: [0xbf,0xf3,0x42,0x8f] @ CHECK: dsb sy @ encoding: [0xbf,0xf3,0x4f,0x8f] @------------------------------------------------------------------------------ @ EOR @------------------------------------------------------------------------------ eor r4, r5, #0xf000 eor r4, r5, r6 eor r4, r5, r6, lsl #5 eor r4, r5, r6, lsr #5 eor r4, r5, r6, lsr #5 eor r4, r5, r6, asr #5 eor r4, r5, r6, ror #5 @ CHECK: eor r4, r5, #61440 @ encoding: [0x85,0xf4,0x70,0x44] @ CHECK: eor.w r4, r5, r6 @ encoding: [0x85,0xea,0x06,0x04] @ CHECK: eor.w r4, r5, r6, lsl #5 @ encoding: [0x85,0xea,0x46,0x14] @ CHECK: eor.w r4, r5, r6, lsr #5 @ encoding: [0x85,0xea,0x56,0x14] @ CHECK: eor.w r4, r5, r6, lsr #5 @ encoding: [0x85,0xea,0x56,0x14] @ CHECK: eor.w r4, r5, r6, asr #5 @ encoding: [0x85,0xea,0x66,0x14] @ CHECK: eor.w r4, r5, r6, ror #5 @ encoding: [0x85,0xea,0x76,0x14] @------------------------------------------------------------------------------ @ IT @------------------------------------------------------------------------------ @ Test encodings of a few full IT blocks, not just the IT instruction iteet eq addeq r0, r1, r2 nopne subne r5, r6, r7 addeq r1, r2, #4 @ CHECK: iteet eq @ encoding: [0x0d,0xbf] @ CHECK: addeq r0, r1, r2 @ encoding: [0x88,0x18] @ CHECK: nopne @ encoding: [0x00,0xbf] @ CHECK: subne r5, r6, r7 @ encoding: [0xf5,0x1b] @ CHECK: addeq r1, r2, #4 @ encoding: [0x11,0x1d]