llvm-6502/test/MC/ARM/thumb2-narrow-dp.ll

808 lines
41 KiB
LLVM

// RUN: llvm-mc -triple thumbv7 -show-encoding < %s | FileCheck %s
// Test each of the Thumb1 data-processing instructions
// The assembly syntax for these instructions allows an optional Rd register
// OP{S}{<c>}{<q>} {<Rd>,} <Rn>, <Rm>
// Assemblers should chose the narrow thumb encoding when possible, i.e.
// - Rd == Rn
// - Rd, Rn and Rm are < r8
// In addition, some operations are commutative, allowing the transormation
// when:
// - Rd == Rn || Rd == Rm
// - Rd, Rn and Rm are < r8
// AND (commutative)
ANDS r0, r2, r1 // Must be wide - 3 distinct registers
ANDS r2, r2, r1 // Should choose narrow
ANDS r2, r1, r2 // Should choose narrow - commutative
ANDS.W r0, r0, r1 // Explicitly wide
ANDS.W r3, r1, r3
AND r0, r1, r0 // Must use wide encoding as not flag-setting
ANDS r7, r7, r1 // Should use narrow
ANDS r7, r1, r7 // Commutative
ANDS r8, r1, r8 // high registers so must use wide encoding
ANDS r8, r8, r1
ANDS r0, r8, r0
ANDS r1, r1, r8
ANDS r2, r2, r1, lsl #1 // Must use wide - shifted register
ANDS r0, r1, r0, lsr #1
// CHECK: ands.w r0, r2, r1 @ encoding: [0x12,0xea,0x01,0x00]
// CHECK: ands r2, r1 @ encoding: [0x0a,0x40]
// CHECK: ands r2, r1 @ encoding: [0x0a,0x40]
// CHECK: ands.w r0, r0, r1 @ encoding: [0x10,0xea,0x01,0x00]
// CHECK: ands.w r3, r1, r3 @ encoding: [0x11,0xea,0x03,0x03]
// CHECK: and.w r0, r1, r0 @ encoding: [0x01,0xea,0x00,0x00]
// CHECK: ands r7, r1 @ encoding: [0x0f,0x40]
// CHECK: ands r7, r1 @ encoding: [0x0f,0x40]
// CHECK: ands.w r8, r1, r8 @ encoding: [0x11,0xea,0x08,0x08]
// CHECK: ands.w r8, r8, r1 @ encoding: [0x18,0xea,0x01,0x08]
// CHECK: ands.w r0, r8, r0 @ encoding: [0x18,0xea,0x00,0x00]
// CHECK: ands.w r1, r1, r8 @ encoding: [0x11,0xea,0x08,0x01]
// CHECK: ands.w r2, r2, r1, lsl #1 @ encoding: [0x12,0xea,0x41,0x02]
// CHECK: ands.w r0, r1, r0, lsr #1 @ encoding: [0x11,0xea,0x50,0x00]
IT EQ
ANDEQ r0, r2, r1 // Must be wide - 3 distinct registers
IT EQ
ANDEQ r3, r3, r1 // Should choose narrow
IT EQ
ANDEQ r3, r1, r3 // Should choose narrow - commutative
IT EQ
ANDEQ.W r0, r0, r1 // Explicitly wide
IT EQ
ANDEQ.W r2, r1, r2
IT EQ
ANDSEQ r0, r1, r0 // Must use wide encoding as flag-setting
IT EQ
ANDEQ r7, r7, r1 // Should use narrow
IT EQ
ANDEQ r7, r1, r7 // Commutative
IT EQ
ANDEQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
ANDEQ r8, r8, r1
IT EQ
ANDEQ r4, r8, r4
IT EQ
ANDEQ r4, r4, r8
IT EQ
ANDEQ r0, r0, r1, lsl #1 // Must use wide - shifted register
IT EQ
ANDEQ r5, r1, r5, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r0, r2, r1 @ encoding: [0x02,0xea,0x01,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq r3, r1 @ encoding: [0x0b,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq r3, r1 @ encoding: [0x0b,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r0, r0, r1 @ encoding: [0x00,0xea,0x01,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r2, r1, r2 @ encoding: [0x01,0xea,0x02,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andseq.w r0, r1, r0 @ encoding: [0x11,0xea,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq r7, r1 @ encoding: [0x0f,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq r7, r1 @ encoding: [0x0f,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r8, r1, r8 @ encoding: [0x01,0xea,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r8, r8, r1 @ encoding: [0x08,0xea,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r4, r8, r4 @ encoding: [0x08,0xea,0x04,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r4, r4, r8 @ encoding: [0x04,0xea,0x08,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r0, r0, r1, lsl #1 @ encoding: [0x00,0xea,0x41,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: andeq.w r5, r1, r5, lsr #1 @ encoding: [0x01,0xea,0x55,0x05]
// EOR (commutative)
EORS r0, r2, r1 // Must be wide - 3 distinct registers
EORS r5, r5, r1 // Should choose narrow
EORS r5, r1, r5 // Should choose narrow - commutative
EORS.W r0, r0, r1 // Explicitly wide
EORS.W r2, r1, r2
EOR r1, r1, r1 // Must use wide encoding as not flag-setting
EORS r7, r7, r1 // Should use narrow
EORS r7, r1, r7 // Commutative
EORS r8, r1, r8 // high registers so must use wide encoding
EORS r8, r8, r1
EORS r6, r8, r6
EORS r0, r0, r8
EORS r2, r2, r1, lsl #1 // Must use wide - shifted register
EORS r0, r1, r0, lsr #1
// CHECK: eors.w r0, r2, r1 @ encoding: [0x92,0xea,0x01,0x00]
// CHECK: eors r5, r1 @ encoding: [0x4d,0x40]
// CHECK: eors r5, r1 @ encoding: [0x4d,0x40]
// CHECK: eors.w r0, r0, r1 @ encoding: [0x90,0xea,0x01,0x00]
// CHECK: eors.w r2, r1, r2 @ encoding: [0x91,0xea,0x02,0x02]
// CHECK: eor.w r1, r1, r1 @ encoding: [0x81,0xea,0x01,0x01]
// CHECK: eors r7, r1 @ encoding: [0x4f,0x40]
// CHECK: eors r7, r1 @ encoding: [0x4f,0x40]
// CHECK: eors.w r8, r1, r8 @ encoding: [0x91,0xea,0x08,0x08]
// CHECK: eors.w r8, r8, r1 @ encoding: [0x98,0xea,0x01,0x08]
// CHECK: eors.w r6, r8, r6 @ encoding: [0x98,0xea,0x06,0x06]
// CHECK: eors.w r0, r0, r8 @ encoding: [0x90,0xea,0x08,0x00]
// CHECK: eors.w r2, r2, r1, lsl #1 @ encoding: [0x92,0xea,0x41,0x02]
// CHECK: eors.w r0, r1, r0, lsr #1 @ encoding: [0x91,0xea,0x50,0x00]
IT EQ
EOREQ r3, r2, r1 // Must be wide - 3 distinct registers
IT EQ
EOREQ r0, r0, r1 // Should choose narrow
IT EQ
EOREQ r2, r1, r2 // Should choose narrow - commutative
IT EQ
EOREQ.W r3, r3, r1 // Explicitly wide
IT EQ
EOREQ.W r0, r1, r0
IT EQ
EORSEQ r1, r1, r1 // Must use wide encoding as flag-setting
IT EQ
EOREQ r7, r7, r1 // Should use narrow
IT EQ
EOREQ r7, r1, r7 // Commutative
IT EQ
EOREQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
EOREQ r8, r8, r1
IT EQ
EOREQ r0, r8, r0
IT EQ
EOREQ r3, r3, r8
IT EQ
EOREQ r4, r4, r1, lsl #1 // Must use wide - shifted register
IT EQ
EOREQ r0, r1, r0, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r3, r2, r1 @ encoding: [0x82,0xea,0x01,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq r0, r1 @ encoding: [0x48,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq r2, r1 @ encoding: [0x4a,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r3, r3, r1 @ encoding: [0x83,0xea,0x01,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r0, r1, r0 @ encoding: [0x81,0xea,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eorseq.w r1, r1, r1 @ encoding: [0x91,0xea,0x01,0x01]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq r7, r1 @ encoding: [0x4f,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq r7, r1 @ encoding: [0x4f,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r8, r1, r8 @ encoding: [0x81,0xea,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r8, r8, r1 @ encoding: [0x88,0xea,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r0, r8, r0 @ encoding: [0x88,0xea,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r3, r3, r8 @ encoding: [0x83,0xea,0x08,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r4, r4, r1, lsl #1 @ encoding: [0x84,0xea,0x41,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: eoreq.w r0, r1, r0, lsr #1 @ encoding: [0x81,0xea,0x50,0x00]
// LSL
LSLS r0, r2, r1 // Must be wide - 3 distinct registers
LSLS r2, r2, r1 // Should choose narrow
LSLS r2, r1, r2 // Should choose wide - not commutative
LSLS.W r0, r0, r1 // Explicitly wide
LSLS.W r4, r1, r4
LSL r4, r1, r4 // Must use wide encoding as not flag-setting
LSLS r7, r7, r1 // Should use narrow
LSLS r8, r1, r8 // high registers so must use wide encoding
LSLS r8, r8, r1
LSLS r3, r8, r3
LSLS r5, r5, r8
// CHECK: lsls.w r0, r2, r1 @ encoding: [0x12,0xfa,0x01,0xf0]
// CHECK: lsls r2, r1 @ encoding: [0x8a,0x40]
// CHECK: lsls.w r2, r1, r2 @ encoding: [0x11,0xfa,0x02,0xf2]
// CHECK: lsls.w r0, r0, r1 @ encoding: [0x10,0xfa,0x01,0xf0]
// CHECK: lsls.w r4, r1, r4 @ encoding: [0x11,0xfa,0x04,0xf4]
// CHECK: lsl.w r4, r1, r4 @ encoding: [0x01,0xfa,0x04,0xf4]
// CHECK: lsls r7, r1 @ encoding: [0x8f,0x40]
// CHECK: lsls.w r8, r1, r8 @ encoding: [0x11,0xfa,0x08,0xf8]
// CHECK: lsls.w r8, r8, r1 @ encoding: [0x18,0xfa,0x01,0xf8]
// CHECK: lsls.w r3, r8, r3 @ encoding: [0x18,0xfa,0x03,0xf3]
// CHECK: lsls.w r5, r5, r8 @ encoding: [0x15,0xfa,0x08,0xf5]
IT EQ
LSLEQ r0, r2, r1 // Must be wide - 3 distinct registers
IT EQ
LSLEQ r2, r2, r1 // Should choose narrow
IT EQ
LSLEQ r2, r1, r2 // Should choose wide - not commutative
IT EQ
LSLEQ.W r0, r0, r1 // Explicitly wide
IT EQ
LSLEQ.W r3, r1, r3
IT EQ
LSLSEQ r4, r1, r4 // Must use wide encoding as flag-setting
IT EQ
LSLEQ r7, r7, r1 // Should use narrow
IT EQ
LSLEQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
LSLEQ r8, r8, r1
IT EQ
LSLEQ r0, r8, r0
IT EQ
LSLEQ r3, r3, r8
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r0, r2, r1 @ encoding: [0x02,0xfa,0x01,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq r2, r1 @ encoding: [0x8a,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r2, r1, r2 @ encoding: [0x01,0xfa,0x02,0xf2]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r0, r0, r1 @ encoding: [0x00,0xfa,0x01,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r3, r1, r3 @ encoding: [0x01,0xfa,0x03,0xf3]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lslseq.w r4, r1, r4 @ encoding: [0x11,0xfa,0x04,0xf4]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq r7, r1 @ encoding: [0x8f,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r8, r1, r8 @ encoding: [0x01,0xfa,0x08,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r8, r8, r1 @ encoding: [0x08,0xfa,0x01,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r0, r8, r0 @ encoding: [0x08,0xfa,0x00,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsleq.w r3, r3, r8 @ encoding: [0x03,0xfa,0x08,0xf3]
// LSR
LSRS r6, r2, r1 // Must be wide - 3 distinct registers
LSRS r2, r2, r1 // Should choose narrow
LSRS r2, r1, r2 // Should choose wide - not commutative
LSRS.W r2, r2, r1 // Explicitly wide
LSRS.W r3, r1, r3
LSR r4, r1, r4 // Must use wide encoding as not flag-setting
LSRS r7, r7, r1 // Should use narrow
LSRS r8, r1, r8 // high registers so must use wide encoding
LSRS r8, r8, r1
LSRS r2, r8, r2
LSRS r5, r5, r8
// CHECK: lsrs.w r6, r2, r1 @ encoding: [0x32,0xfa,0x01,0xf6]
// CHECK: lsrs r2, r1 @ encoding: [0xca,0x40]
// CHECK: lsrs.w r2, r1, r2 @ encoding: [0x31,0xfa,0x02,0xf2]
// CHECK: lsrs.w r2, r2, r1 @ encoding: [0x32,0xfa,0x01,0xf2]
// CHECK: lsrs.w r3, r1, r3 @ encoding: [0x31,0xfa,0x03,0xf3]
// CHECK: lsr.w r4, r1, r4 @ encoding: [0x21,0xfa,0x04,0xf4]
// CHECK: lsrs r7, r1 @ encoding: [0xcf,0x40]
// CHECK: lsrs.w r8, r1, r8 @ encoding: [0x31,0xfa,0x08,0xf8]
// CHECK: lsrs.w r8, r8, r1 @ encoding: [0x38,0xfa,0x01,0xf8]
// CHECK: lsrs.w r2, r8, r2 @ encoding: [0x38,0xfa,0x02,0xf2]
// CHECK: lsrs.w r5, r5, r8 @ encoding: [0x35,0xfa,0x08,0xf5]
IT EQ
LSREQ r6, r2, r1 // Must be wide - 3 distinct registers
IT EQ
LSREQ r7, r7, r1 // Should choose narrow
IT EQ
LSREQ r7, r1, r7 // Should choose wide - not commutative
IT EQ
LSREQ.W r7, r7, r1 // Explicitly wide
IT EQ
LSREQ.W r2, r1, r2
IT EQ
LSRSEQ r0, r1, r0 // Must use wide encoding as flag-setting
IT EQ
LSREQ r7, r7, r1 // Should use narrow
IT EQ
LSREQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
LSREQ r8, r8, r1
IT EQ
LSREQ r1, r8, r1
IT EQ
LSREQ r4, r4, r8
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r6, r2, r1 @ encoding: [0x22,0xfa,0x01,0xf6]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq r7, r1 @ encoding: [0xcf,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r7, r1, r7 @ encoding: [0x21,0xfa,0x07,0xf7]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r7, r7, r1 @ encoding: [0x27,0xfa,0x01,0xf7]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r2, r1, r2 @ encoding: [0x21,0xfa,0x02,0xf2]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsrseq.w r0, r1, r0 @ encoding: [0x31,0xfa,0x00,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq r7, r1 @ encoding: [0xcf,0x40]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r8, r1, r8 @ encoding: [0x21,0xfa,0x08,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r8, r8, r1 @ encoding: [0x28,0xfa,0x01,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r1, r8, r1 @ encoding: [0x28,0xfa,0x01,0xf1]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: lsreq.w r4, r4, r8 @ encoding: [0x24,0xfa,0x08,0xf4]
// ASR
ASRS r7, r6, r5 // Must be wide - 3 distinct registers
ASRS r0, r0, r1 // Should choose narrow
ASRS r0, r1, r0 // Should choose wide - not commutative
ASRS.W r3, r3, r1 // Explicitly wide
ASRS.W r1, r1, r1
ASR r0, r1, r0 // Must use wide encoding as not flag-setting
ASRS r7, r7, r1 // Should use narrow
ASRS r8, r1, r8 // high registers so must use wide encoding
ASRS r8, r8, r1
ASRS r5, r8, r5
ASRS r5, r5, r8
// CHECK: asrs.w r7, r6, r5 @ encoding: [0x56,0xfa,0x05,0xf7]
// CHECK: asrs r0, r1 @ encoding: [0x08,0x41]
// CHECK: asrs.w r0, r1, r0 @ encoding: [0x51,0xfa,0x00,0xf0]
// CHECK: asrs.w r3, r3, r1 @ encoding: [0x53,0xfa,0x01,0xf3]
// CHECK: asrs.w r1, r1, r1 @ encoding: [0x51,0xfa,0x01,0xf1]
// CHECK: asr.w r0, r1, r0 @ encoding: [0x41,0xfa,0x00,0xf0]
// CHECK: asrs r7, r1 @ encoding: [0x0f,0x41]
// CHECK: asrs.w r8, r1, r8 @ encoding: [0x51,0xfa,0x08,0xf8]
// CHECK: asrs.w r8, r8, r1 @ encoding: [0x58,0xfa,0x01,0xf8]
// CHECK: asrs.w r5, r8, r5 @ encoding: [0x58,0xfa,0x05,0xf5]
// CHECK: asrs.w r5, r5, r8 @ encoding: [0x55,0xfa,0x08,0xf5]
IT EQ
ASREQ r0, r2, r1 // Must be wide - 3 distinct registers
IT EQ
ASREQ r2, r2, r1 // Should choose narrow
IT EQ
ASREQ r1, r2, r1 // Should choose wide - not commutative
IT EQ
ASREQ.W r4, r4, r1 // Explicitly wide
IT EQ
ASREQ.W r6, r1, r6
IT EQ
ASRSEQ r3, r1, r3 // Must use wide encoding as flag-setting
IT EQ
ASREQ r7, r7, r1 // Should use narrow
IT EQ
ASREQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
ASREQ r8, r8, r1
IT EQ
ASREQ r1, r8, r1
IT EQ
ASREQ r3, r3, r8
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r0, r2, r1 @ encoding: [0x42,0xfa,0x01,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq r2, r1 @ encoding: [0x0a,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r1, r2, r1 @ encoding: [0x42,0xfa,0x01,0xf1]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r4, r4, r1 @ encoding: [0x44,0xfa,0x01,0xf4]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r6, r1, r6 @ encoding: [0x41,0xfa,0x06,0xf6]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asrseq.w r3, r1, r3 @ encoding: [0x51,0xfa,0x03,0xf3]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq r7, r1 @ encoding: [0x0f,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r8, r1, r8 @ encoding: [0x41,0xfa,0x08,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r8, r8, r1 @ encoding: [0x48,0xfa,0x01,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r1, r8, r1 @ encoding: [0x48,0xfa,0x01,0xf1]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: asreq.w r3, r3, r8 @ encoding: [0x43,0xfa,0x08,0xf3]
// ADC (commutative)
ADCS r5, r2, r1 // Must be wide - 3 distinct registers
ADCS r5, r5, r1 // Should choose narrow
ADCS r3, r1, r3 // Should choose narrow - commutative
ADCS.W r2, r2, r1 // Explicitly wide
ADCS.W r3, r1, r3
ADC r0, r1, r0 // Must use wide encoding as not flag-setting
ADCS r7, r7, r1 // Should use narrow
ADCS r7, r1, r7 // Commutative
ADCS r8, r1, r8 // high registers so must use wide encoding
ADCS r8, r8, r1
ADCS r5, r8, r5
ADCS r2, r2, r8
ADCS r3, r3, r1, lsl #1 // Must use wide - shifted register
ADCS r4, r1, r4, lsr #1
// CHECK: adcs.w r5, r2, r1 @ encoding: [0x52,0xeb,0x01,0x05]
// CHECK: adcs r5, r1 @ encoding: [0x4d,0x41]
// CHECK: adcs r3, r1 @ encoding: [0x4b,0x41]
// CHECK: adcs.w r2, r2, r1 @ encoding: [0x52,0xeb,0x01,0x02]
// CHECK: adcs.w r3, r1, r3 @ encoding: [0x51,0xeb,0x03,0x03]
// CHECK: adc.w r0, r1, r0 @ encoding: [0x41,0xeb,0x00,0x00]
// CHECK: adcs r7, r1 @ encoding: [0x4f,0x41]
// CHECK: adcs r7, r1 @ encoding: [0x4f,0x41]
// CHECK: adcs.w r8, r1, r8 @ encoding: [0x51,0xeb,0x08,0x08]
// CHECK: adcs.w r8, r8, r1 @ encoding: [0x58,0xeb,0x01,0x08]
// CHECK: adcs.w r5, r8, r5 @ encoding: [0x58,0xeb,0x05,0x05]
// CHECK: adcs.w r2, r2, r8 @ encoding: [0x52,0xeb,0x08,0x02]
// CHECK: adcs.w r3, r3, r1, lsl #1 @ encoding: [0x53,0xeb,0x41,0x03]
// CHECK: adcs.w r4, r1, r4, lsr #1 @ encoding: [0x51,0xeb,0x54,0x04]
IT EQ
ADCEQ r1, r2, r3 // Must be wide - 3 distinct registers
IT EQ
ADCEQ r1, r1, r1 // Should choose narrow
IT EQ
ADCEQ r3, r1, r3 // Should choose narrow - commutative
IT EQ
ADCEQ.W r3, r3, r1 // Explicitly wide
IT EQ
ADCEQ.W r0, r1, r0
IT EQ
ADCSEQ r3, r1, r3 // Must use wide encoding as flag-setting
IT EQ
ADCEQ r7, r7, r1 // Should use narrow
IT EQ
ADCEQ r7, r1, r7 // Commutative
IT EQ
ADCEQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
ADCEQ r8, r8, r1
IT EQ
ADCEQ r3, r8, r3
IT EQ
ADCEQ r1, r1, r8
IT EQ
ADCEQ r2, r2, r1, lsl #1 // Must use wide - shifted register
IT EQ
ADCEQ r1, r1, r1, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r1, r2, r3 @ encoding: [0x42,0xeb,0x03,0x01]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq r1, r1 @ encoding: [0x49,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq r3, r1 @ encoding: [0x4b,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r3, r3, r1 @ encoding: [0x43,0xeb,0x01,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r0, r1, r0 @ encoding: [0x41,0xeb,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adcseq.w r3, r1, r3 @ encoding: [0x51,0xeb,0x03,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq r7, r1 @ encoding: [0x4f,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq r7, r1 @ encoding: [0x4f,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r8, r1, r8 @ encoding: [0x41,0xeb,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r8, r8, r1 @ encoding: [0x48,0xeb,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r3, r8, r3 @ encoding: [0x48,0xeb,0x03,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r1, r1, r8 @ encoding: [0x41,0xeb,0x08,0x01]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r2, r2, r1, lsl #1 @ encoding: [0x42,0xeb,0x41,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: adceq.w r1, r1, r1, lsr #1 @ encoding: [0x41,0xeb,0x51,0x01]
// SBC
SBCS r3, r2, r1 // Must be wide - 3 distinct registers
SBCS r4, r4, r1 // Should choose narrow
SBCS r1, r4, r1 // Should choose wide - not commutative
SBCS.W r4, r4, r1 // Explicitly wide
SBCS.W r2, r1, r2
SBC r0, r1, r0 // Must use wide encoding as not flag-setting
SBCS r7, r7, r1 // Should use narrow
SBCS r8, r1, r8 // high registers so must use wide encoding
SBCS r8, r8, r1
SBCS r4, r8, r4
SBCS r3, r3, r8
SBCS r2, r2, r1, lsl #1 // Must use wide - shifted register
SBCS r5, r1, r5, lsr #1
// CHECK: sbcs.w r3, r2, r1 @ encoding: [0x72,0xeb,0x01,0x03]
// CHECK: sbcs r4, r1 @ encoding: [0x8c,0x41]
// CHECK: sbcs.w r1, r4, r1 @ encoding: [0x74,0xeb,0x01,0x01]
// CHECK: sbcs.w r4, r4, r1 @ encoding: [0x74,0xeb,0x01,0x04]
// CHECK: sbcs.w r2, r1, r2 @ encoding: [0x71,0xeb,0x02,0x02]
// CHECK: sbc.w r0, r1, r0 @ encoding: [0x61,0xeb,0x00,0x00]
// CHECK: sbcs r7, r1 @ encoding: [0x8f,0x41]
// CHECK: sbcs.w r8, r1, r8 @ encoding: [0x71,0xeb,0x08,0x08]
// CHECK: sbcs.w r8, r8, r1 @ encoding: [0x78,0xeb,0x01,0x08]
// CHECK: sbcs.w r4, r8, r4 @ encoding: [0x78,0xeb,0x04,0x04]
// CHECK: sbcs.w r3, r3, r8 @ encoding: [0x73,0xeb,0x08,0x03]
// CHECK: sbcs.w r2, r2, r1, lsl #1 @ encoding: [0x72,0xeb,0x41,0x02]
// CHECK: sbcs.w r5, r1, r5, lsr #1 @ encoding: [0x71,0xeb,0x55,0x05]
IT EQ
SBCEQ r5, r2, r1 // Must be wide - 3 distinct registers
IT EQ
SBCEQ r5, r5, r1 // Should choose narrow
IT EQ
SBCEQ r1, r5, r1 // Should choose narrow
IT EQ
SBCEQ.W r5, r5, r1 // Explicitly wide
IT EQ
SBCEQ.W r0, r1, r0
IT EQ
SBCSEQ r2, r1, r2 // Must use wide encoding as flag-setting
IT EQ
SBCEQ r7, r7, r1 // Should use narrow
IT EQ
SBCEQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
SBCEQ r8, r8, r1
IT EQ
SBCEQ r7, r8, r7
IT EQ
SBCEQ r7, r7, r8
IT EQ
SBCEQ r2, r2, r1, lsl #1 // Must use wide - shifted register
IT EQ
SBCEQ r5, r1, r5, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r5, r2, r1 @ encoding: [0x62,0xeb,0x01,0x05]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq r5, r1 @ encoding: [0x8d,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r1, r5, r1 @ encoding: [0x65,0xeb,0x01,0x01]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r5, r5, r1 @ encoding: [0x65,0xeb,0x01,0x05]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r0, r1, r0 @ encoding: [0x61,0xeb,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbcseq.w r2, r1, r2 @ encoding: [0x71,0xeb,0x02,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq r7, r1 @ encoding: [0x8f,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r8, r1, r8 @ encoding: [0x61,0xeb,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r8, r8, r1 @ encoding: [0x68,0xeb,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r7, r8, r7 @ encoding: [0x68,0xeb,0x07,0x07]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r7, r7, r8 @ encoding: [0x67,0xeb,0x08,0x07]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r2, r2, r1, lsl #1 @ encoding: [0x62,0xeb,0x41,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: sbceq.w r5, r1, r5, lsr #1 @ encoding: [0x61,0xeb,0x55,0x05]
// ROR
RORS r3, r2, r1 // Must be wide - 3 distinct registers
RORS r0, r0, r1 // Should choose narrow
RORS r1, r0, r1 // Should choose wide - not commutative
RORS.W r2, r2, r1 // Explicitly wide
RORS.W r2, r1, r2
ROR r5, r1, r5 // Must use wide encoding as not flag-setting
RORS r7, r7, r1 // Should use narrow
RORS r8, r1, r8 // high registers so must use wide encoding
RORS r8, r8, r1
RORS r6, r8, r6
RORS r6, r6, r8
// CHECK: rors.w r3, r2, r1 @ encoding: [0x72,0xfa,0x01,0xf3]
// CHECK: rors r0, r1 @ encoding: [0xc8,0x41]
// CHECK: rors.w r1, r0, r1 @ encoding: [0x70,0xfa,0x01,0xf1]
// CHECK: rors.w r2, r2, r1 @ encoding: [0x72,0xfa,0x01,0xf2]
// CHECK: rors.w r2, r1, r2 @ encoding: [0x71,0xfa,0x02,0xf2]
// CHECK: ror.w r5, r1, r5 @ encoding: [0x61,0xfa,0x05,0xf5]
// CHECK: rors r7, r1 @ encoding: [0xcf,0x41]
// CHECK: rors.w r8, r1, r8 @ encoding: [0x71,0xfa,0x08,0xf8]
// CHECK: rors.w r8, r8, r1 @ encoding: [0x78,0xfa,0x01,0xf8]
// CHECK: rors.w r6, r8, r6 @ encoding: [0x78,0xfa,0x06,0xf6]
// CHECK: rors.w r6, r6, r8 @ encoding: [0x76,0xfa,0x08,0xf6]
IT EQ
ROREQ r4, r2, r1 // Must be wide - 3 distinct registers
IT EQ
ROREQ r4, r4, r1 // Should choose narrow
IT EQ
ROREQ r1, r4, r1 // Should choose wide - not commutative
IT EQ
ROREQ.W r4, r4, r1 // Explicitly wide
IT EQ
ROREQ.W r0, r1, r0
IT EQ
RORSEQ r0, r1, r0 // Must use wide encoding as flag-setting
IT EQ
ROREQ r7, r7, r1 // Should use narrow
IT EQ
ROREQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
ROREQ r8, r8, r1
IT EQ
ROREQ r3, r8, r3
IT EQ
ROREQ r1, r1, r8
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r4, r2, r1 @ encoding: [0x62,0xfa,0x01,0xf4]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq r4, r1 @ encoding: [0xcc,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r1, r4, r1 @ encoding: [0x64,0xfa,0x01,0xf1]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r4, r4, r1 @ encoding: [0x64,0xfa,0x01,0xf4]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r0, r1, r0 @ encoding: [0x61,0xfa,0x00,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: rorseq.w r0, r1, r0 @ encoding: [0x71,0xfa,0x00,0xf0]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq r7, r1 @ encoding: [0xcf,0x41]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r8, r1, r8 @ encoding: [0x61,0xfa,0x08,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r8, r8, r1 @ encoding: [0x68,0xfa,0x01,0xf8]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r3, r8, r3 @ encoding: [0x68,0xfa,0x03,0xf3]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: roreq.w r1, r1, r8 @ encoding: [0x61,0xfa,0x08,0xf1]
// TST - only two register version available
// RSB - only two register version available
// CMP - only two register version available
// CMN - only two register version available
// ORR (commutative)
ORRS r7, r2, r1 // Must be wide - 3 distinct registers
ORRS r2, r2, r1 // Should choose narrow
ORRS r3, r1, r3 // Should choose narrow - commutative
ORRS.W r4, r4, r1 // Explicitly wide
ORRS.W r5, r1, r5
ORR r2, r1, r2 // Must use wide encoding as not flag-setting
ORRS r7, r7, r1 // Should use narrow
ORRS r7, r1, r7 // Commutative
ORRS r8, r1, r8 // high registers so must use wide encoding
ORRS r8, r8, r1
ORRS r1, r8, r1
ORRS r0, r0, r8
ORRS r1, r1, r1, lsl #1 // Must use wide - shifted register
ORRS r0, r1, r0, lsr #1
// CHECK: orrs.w r7, r2, r1 @ encoding: [0x52,0xea,0x01,0x07]
// CHECK: orrs r2, r1 @ encoding: [0x0a,0x43]
// CHECK: orrs r3, r1 @ encoding: [0x0b,0x43]
// CHECK: orrs.w r4, r4, r1 @ encoding: [0x54,0xea,0x01,0x04]
// CHECK: orrs.w r5, r1, r5 @ encoding: [0x51,0xea,0x05,0x05]
// CHECK: orr.w r2, r1, r2 @ encoding: [0x41,0xea,0x02,0x02]
// CHECK: orrs r7, r1 @ encoding: [0x0f,0x43]
// CHECK: orrs r7, r1 @ encoding: [0x0f,0x43]
// CHECK: orrs.w r8, r1, r8 @ encoding: [0x51,0xea,0x08,0x08]
// CHECK: orrs.w r8, r8, r1 @ encoding: [0x58,0xea,0x01,0x08]
// CHECK: orrs.w r1, r8, r1 @ encoding: [0x58,0xea,0x01,0x01]
// CHECK: orrs.w r0, r0, r8 @ encoding: [0x50,0xea,0x08,0x00]
// CHECK: orrs.w r1, r1, r1, lsl #1 @ encoding: [0x51,0xea,0x41,0x01]
// CHECK: orrs.w r0, r1, r0, lsr #1 @ encoding: [0x51,0xea,0x50,0x00]
IT EQ
ORREQ r0, r2, r1 // Must be wide - 3 distinct registers
IT EQ
ORREQ r5, r5, r1 // Should choose narrow
IT EQ
ORREQ r5, r1, r5 // Should choose narrow - commutative
IT EQ
ORREQ.W r2, r2, r1 // Explicitly wide
IT EQ
ORREQ.W r3, r1, r3
IT EQ
ORRSEQ r4, r1, r4 // Must use wide encoding as flag-setting
IT EQ
ORREQ r7, r7, r1 // Should use narrow
IT EQ
ORREQ r7, r1, r7 // Commutative
IT EQ
ORREQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
ORREQ r8, r8, r1
IT EQ
ORREQ r0, r8, r0
IT EQ
ORREQ r0, r0, r8
IT EQ
ORREQ r2, r2, r1, lsl #1 // Must use wide - shifted register
IT EQ
ORREQ r2, r1, r2, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r0, r2, r1 @ encoding: [0x42,0xea,0x01,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq r5, r1 @ encoding: [0x0d,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq r5, r1 @ encoding: [0x0d,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r2, r2, r1 @ encoding: [0x42,0xea,0x01,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r3, r1, r3 @ encoding: [0x41,0xea,0x03,0x03]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orrseq.w r4, r1, r4 @ encoding: [0x51,0xea,0x04,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq r7, r1 @ encoding: [0x0f,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq r7, r1 @ encoding: [0x0f,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r8, r1, r8 @ encoding: [0x41,0xea,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r8, r8, r1 @ encoding: [0x48,0xea,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r0, r8, r0 @ encoding: [0x48,0xea,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r0, r0, r8 @ encoding: [0x40,0xea,0x08,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r2, r2, r1, lsl #1 @ encoding: [0x42,0xea,0x41,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: orreq.w r2, r1, r2, lsr #1 @ encoding: [0x41,0xea,0x52,0x02]
// MUL - not affected by this change
// BIC
BICS r3, r2, r1 // Must be wide - 3 distinct registers
BICS r2, r2, r1 // Should choose narrow
BICS r1, r2, r1 // Should choose wide - not commutative
BICS.W r2, r2, r1 // Explicitly wide
BICS.W r0, r1, r0
BIC r0, r1, r0 // Must use wide encoding as not flag-setting
BICS r7, r7, r1 // Should use narrow
BICS r8, r1, r8 // high registers so must use wide encoding
BICS r8, r8, r1
BICS r7, r8, r7
BICS r5, r5, r8
BICS r3, r3, r1, lsl #1 // Must use wide - shifted register
BICS r4, r1, r4, lsr #1
// CHECK: bics.w r3, r2, r1 @ encoding: [0x32,0xea,0x01,0x03]
// CHECK: bics r2, r1 @ encoding: [0x8a,0x43]
// CHECK: bics.w r1, r2, r1 @ encoding: [0x32,0xea,0x01,0x01]
// CHECK: bics.w r2, r2, r1 @ encoding: [0x32,0xea,0x01,0x02]
// CHECK: bics.w r0, r1, r0 @ encoding: [0x31,0xea,0x00,0x00]
// CHECK: bic.w r0, r1, r0 @ encoding: [0x21,0xea,0x00,0x00]
// CHECK: bics r7, r1 @ encoding: [0x8f,0x43]
// CHECK: bics.w r8, r1, r8 @ encoding: [0x31,0xea,0x08,0x08]
// CHECK: bics.w r8, r8, r1 @ encoding: [0x38,0xea,0x01,0x08]
// CHECK: bics.w r7, r8, r7 @ encoding: [0x38,0xea,0x07,0x07]
// CHECK: bics.w r5, r5, r8 @ encoding: [0x35,0xea,0x08,0x05]
// CHECK: bics.w r3, r3, r1, lsl #1 @ encoding: [0x33,0xea,0x41,0x03]
// CHECK: bics.w r4, r1, r4, lsr #1 @ encoding: [0x31,0xea,0x54,0x04]
IT EQ
BICEQ r0, r2, r1 // Must be wide - 3 distinct registers
IT EQ
BICEQ r5, r5, r1 // Should choose narrow
IT EQ
BICEQ r1, r5, r1 // Should choose wide - not commutative
IT EQ
BICEQ.W r4, r4, r1 // Explicitly wide
IT EQ
BICEQ.W r2, r1, r2
IT EQ
BICSEQ r5, r1, r5 // Must use wide encoding as flag-setting
IT EQ
BICEQ r7, r7, r1 // Should use narrow
IT EQ
BICEQ r8, r1, r8 // high registers so must use wide encoding
IT EQ
BICEQ r8, r8, r1
IT EQ
BICEQ r0, r8, r0
IT EQ
BICEQ r2, r2, r8
IT EQ
BICEQ r4, r4, r1, lsl #1 // Must use wide - shifted register
IT EQ
BICEQ r5, r1, r5, lsr #1
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r0, r2, r1 @ encoding: [0x22,0xea,0x01,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq r5, r1 @ encoding: [0x8d,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r1, r5, r1 @ encoding: [0x25,0xea,0x01,0x01]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r4, r4, r1 @ encoding: [0x24,0xea,0x01,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r2, r1, r2 @ encoding: [0x21,0xea,0x02,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: bicseq.w r5, r1, r5 @ encoding: [0x31,0xea,0x05,0x05]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq r7, r1 @ encoding: [0x8f,0x43]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r8, r1, r8 @ encoding: [0x21,0xea,0x08,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r8, r8, r1 @ encoding: [0x28,0xea,0x01,0x08]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r0, r8, r0 @ encoding: [0x28,0xea,0x00,0x00]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r2, r2, r8 @ encoding: [0x22,0xea,0x08,0x02]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r4, r4, r1, lsl #1 @ encoding: [0x24,0xea,0x41,0x04]
// CHECK: it eq @ encoding: [0x08,0xbf]
// CHECK: biceq.w r5, r1, r5, lsr #1 @ encoding: [0x21,0xea,0x55,0x05]
// CMN - only two register version available