llvm-6502/test/MC/Mips/mips64r6/valid.s

209 lines
18 KiB
ArmAsm
Raw Normal View History

# Instructions that are valid
#
# Branches have some unusual encoding rules in MIPS32r6 so we need to test:
# rs == 0
# rs != 0
# rt == 0
# rt != 0
# rs < rt
# rs == rt
# rs > rt
# appropriately for each branch instruction
#
# RUN: llvm-mc %s -triple=mips-unknown-linux -show-encoding -mcpu=mips64r6 2> %t0 | FileCheck %s
# RUN: FileCheck %s -check-prefix=WARNING < %t0
a:
.set noat
# FIXME: Add the instructions carried forward from older ISA's
addiupc $4, 100 # CHECK: addiupc $4, 100 # encoding: [0xec,0x80,0x00,0x19]
addu $9,10 # CHECK: addiu $9, $9, 10 # encoding: [0x25,0x29,0x00,0x0a]
align $4, $2, $3, 2 # CHECK: align $4, $2, $3, 2 # encoding: [0x7c,0x43,0x22,0xa0]
aluipc $3, 56 # CHECK: aluipc $3, 56 # encoding: [0xec,0x7f,0x00,0x38]
and $2,4 # CHECK: andi $2, $2, 4 # encoding: [0x30,0x42,0x00,0x04]
aui $3,$2,-23 # CHECK: aui $3, $2, -23 # encoding: [0x3c,0x62,0xff,0xe9]
auipc $3, -1 # CHECK: auipc $3, -1 # encoding: [0xec,0x7e,0xff,0xff]
bal 21100 # CHECK: bal 21100 # encoding: [0x04,0x11,0x14,0x9b]
balc 14572256 # CHECK: balc 14572256 # encoding: [0xe8,0x37,0x96,0xb8]
bc 14572256 # CHECK: bc 14572256 # encoding: [0xc8,0x37,0x96,0xb8]
bc1eqz $f0,4 # CHECK: bc1eqz $f0, 4 # encoding: [0x45,0x20,0x00,0x01]
bc1eqz $f31,4 # CHECK: bc1eqz $f31, 4 # encoding: [0x45,0x3f,0x00,0x01]
bc1nez $f0,4 # CHECK: bc1nez $f0, 4 # encoding: [0x45,0xa0,0x00,0x01]
bc1nez $f31,4 # CHECK: bc1nez $f31, 4 # encoding: [0x45,0xbf,0x00,0x01]
bc2eqz $0,8 # CHECK: bc2eqz $0, 8 # encoding: [0x49,0x20,0x00,0x02]
bc2eqz $31,8 # CHECK: bc2eqz $31, 8 # encoding: [0x49,0x3f,0x00,0x02]
bc2nez $0,8 # CHECK: bc2nez $0, 8 # encoding: [0x49,0xa0,0x00,0x02]
bc2nez $31,8 # CHECK: bc2nez $31, 8 # encoding: [0x49,0xbf,0x00,0x02]
# beqc requires rs < rt && rs != 0 but we also accept when this is not true. See also bovc
# FIXME: Testcases are in valid-xfail.s at the moment
beqc $5, $6, 256 # CHECK: beqc $5, $6, 256 # encoding: [0x20,0xa6,0x00,0x40]
beqzalc $2, 1332 # CHECK: beqzalc $2, 1332 # encoding: [0x20,0x02,0x01,0x4d]
# bnec requires rs < rt && rs != 0 but we accept when this is not true. See also bnvc
# FIXME: Testcases are in valid-xfail.s at the moment
beqzc $5, 72256 # CHECK: beqzc $5, 72256 # encoding: [0xd8,0xa0,0x46,0x90]
bgec $2, $3, 256 # CHECK: bgec $2, $3, 256 # encoding: [0x58,0x43,0x00,0x40]
bgeuc $2, $3, 256 # CHECK: bgeuc $2, $3, 256 # encoding: [0x18,0x43,0x00,0x40]
bgezalc $2, 1332 # CHECK: bgezalc $2, 1332 # encoding: [0x18,0x42,0x01,0x4d]
bgezc $5, 256 # CHECK: bgezc $5, 256 # encoding: [0x58,0xa5,0x00,0x40]
bgtzalc $2, 1332 # CHECK: bgtzalc $2, 1332 # encoding: [0x1c,0x02,0x01,0x4d]
bgtzc $5, 256 # CHECK: bgtzc $5, 256 # encoding: [0x5c,0x05,0x00,0x40]
bitswap $4, $2 # CHECK: bitswap $4, $2 # encoding: [0x7c,0x02,0x20,0x20]
blezalc $2, 1332 # CHECK: blezalc $2, 1332 # encoding: [0x18,0x02,0x01,0x4d]
blezc $5, 256 # CHECK: blezc $5, 256 # encoding: [0x58,0x05,0x00,0x40]
bltc $5, $6, 256 # CHECK: bltc $5, $6, 256 # encoding: [0x5c,0xa6,0x00,0x40]
bltuc $5, $6, 256 # CHECK: bltuc $5, $6, 256 # encoding: [0x1c,0xa6,0x00,0x40]
bltzalc $2, 1332 # CHECK: bltzalc $2, 1332 # encoding: [0x1c,0x42,0x01,0x4d]
bltzc $5, 256 # CHECK: bltzc $5, 256 # encoding: [0x5c,0xa5,0x00,0x40]
bnec $5, $6, 256 # CHECK: bnec $5, $6, 256 # encoding: [0x60,0xa6,0x00,0x40]
bnezalc $2, 1332 # CHECK: bnezalc $2, 1332 # encoding: [0x60,0x02,0x01,0x4d]
bnezc $5, 72256 # CHECK: bnezc $5, 72256 # encoding: [0xf8,0xa0,0x46,0x90]
# bnvc requires that rs >= rt but we accept both. See also bnec
bnvc $0, $0, 4 # CHECK: bnvc $zero, $zero, 4 # encoding: [0x60,0x00,0x00,0x01]
bnvc $2, $0, 4 # CHECK: bnvc $2, $zero, 4 # encoding: [0x60,0x40,0x00,0x01]
bnvc $4, $2, 4 # CHECK: bnvc $4, $2, 4 # encoding: [0x60,0x82,0x00,0x01]
# bovc requires that rs >= rt but we accept both. See also beqc
bovc $0, $0, 4 # CHECK: bovc $zero, $zero, 4 # encoding: [0x20,0x00,0x00,0x01]
bovc $2, $0, 4 # CHECK: bovc $2, $zero, 4 # encoding: [0x20,0x40,0x00,0x01]
bovc $4, $2, 4 # CHECK: bovc $4, $2, 4 # encoding: [0x20,0x82,0x00,0x01]
cache 1, 8($5) # CHECK: cache 1, 8($5) # encoding: [0x7c,0xa1,0x04,0x25]
class.d $f2, $f4 # CHECK: class.d $f2, $f4 # encoding: [0x46,0x20,0x20,0x9b]
class.s $f2, $f4 # CHECK: class.s $f2, $f4 # encoding: [0x46,0x00,0x20,0x9b]
clo $11,$a1 # CHECK: clo $11, $5 # encoding: [0x00,0xa0,0x58,0x51]
clz $sp,$gp # CHECK: clz $sp, $gp # encoding: [0x03,0x80,0xe8,0x50]
cmp.af.d $f2,$f3,$f4 # CHECK: cmp.af.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x80]
cmp.af.s $f2,$f3,$f4 # CHECK: cmp.af.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x80]
cmp.eq.d $f2,$f3,$f4 # CHECK: cmp.eq.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x82]
cmp.eq.s $f2,$f3,$f4 # CHECK: cmp.eq.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x82]
cmp.le.d $f2,$f3,$f4 # CHECK: cmp.le.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x86]
cmp.le.s $f2,$f3,$f4 # CHECK: cmp.le.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x86]
cmp.lt.d $f2,$f3,$f4 # CHECK: cmp.lt.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x84]
cmp.lt.s $f2,$f3,$f4 # CHECK: cmp.lt.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x84]
cmp.saf.d $f2,$f3,$f4 # CHECK: cmp.saf.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x88]
cmp.saf.s $f2,$f3,$f4 # CHECK: cmp.saf.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x88]
cmp.seq.d $f2,$f3,$f4 # CHECK: cmp.seq.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8a]
cmp.seq.s $f2,$f3,$f4 # CHECK: cmp.seq.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8a]
cmp.sle.d $f2,$f3,$f4 # CHECK: cmp.sle.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8e]
cmp.sle.s $f2,$f3,$f4 # CHECK: cmp.sle.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8e]
cmp.slt.d $f2,$f3,$f4 # CHECK: cmp.slt.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8c]
cmp.slt.s $f2,$f3,$f4 # CHECK: cmp.slt.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8c]
cmp.sueq.d $f2,$f3,$f4 # CHECK: cmp.sueq.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8b]
cmp.sueq.s $f2,$f3,$f4 # CHECK: cmp.sueq.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8b]
cmp.sule.d $f2,$f3,$f4 # CHECK: cmp.sule.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8f]
cmp.sule.s $f2,$f3,$f4 # CHECK: cmp.sule.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8f]
cmp.sult.d $f2,$f3,$f4 # CHECK: cmp.sult.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x8d]
cmp.sult.s $f2,$f3,$f4 # CHECK: cmp.sult.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x8d]
cmp.sun.d $f2,$f3,$f4 # CHECK: cmp.sun.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x89]
cmp.sun.s $f2,$f3,$f4 # CHECK: cmp.sun.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x89]
cmp.ueq.d $f2,$f3,$f4 # CHECK: cmp.ueq.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x83]
cmp.ueq.s $f2,$f3,$f4 # CHECK: cmp.ueq.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x83]
cmp.ule.d $f2,$f3,$f4 # CHECK: cmp.ule.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x87]
cmp.ule.s $f2,$f3,$f4 # CHECK: cmp.ule.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x87]
cmp.ult.d $f2,$f3,$f4 # CHECK: cmp.ult.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x85]
cmp.ult.s $f2,$f3,$f4 # CHECK: cmp.ult.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x85]
cmp.un.d $f2,$f3,$f4 # CHECK: cmp.un.d $f2, $f3, $f4 # encoding: [0x46,0xa4,0x18,0x81]
cmp.un.s $f2,$f3,$f4 # CHECK: cmp.un.s $f2, $f3, $f4 # encoding: [0x46,0x84,0x18,0x81]
daddu $19,26943 # CHECK: daddiu $19, $19, 26943 # encoding: [0x66,0x73,0x69,0x3f]
daddu $24,$2,18079 # CHECK: daddiu $24, $2, 18079 # encoding: [0x64,0x58,0x46,0x9f]
dahi $3,0x5678 # CHECK: dahi $3, 22136 # encoding: [0x04,0x66,0x56,0x78]
dalign $4,$2,$3,5 # CHECK: dalign $4, $2, $3, 5 # encoding: [0x7c,0x43,0x23,0x64]
dati $3,0xabcd # CHECK: dati $3, 43981 # encoding: [0x04,0x7e,0xab,0xcd]
daui $3,$2,0x1234 # CHECK: daui $3, $2, 4660 # encoding: [0x74,0x62,0x12,0x34]
dbitswap $4, $2 # CHECK: dbitswap $4, $2 # encoding: [0x7c,0x02,0x20,0x24]
dclo $s2,$a2 # CHECK: dclo $18, $6 # encoding: [0x00,0xc0,0x90,0x53]
dclz $s0,$25 # CHECK: dclz $16, $25 # encoding: [0x03,0x20,0x80,0x52]
ddiv $2,$3,$4 # CHECK: ddiv $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9e]
ddivu $2,$3,$4 # CHECK: ddivu $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9f]
di # CHECK: di # encoding: [0x41,0x60,0x60,0x00]
di $s8 # CHECK: di $fp # encoding: [0x41,0x7e,0x60,0x00]
div $2,$3,$4 # CHECK: div $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9a]
divu $2,$3,$4 # CHECK: divu $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9b]
dlsa $2, $3, $4, 3 # CHECK: dlsa $2, $3, $4, 3 # encoding: [0x00,0x64,0x10,0xd5]
dmod $2,$3,$4 # CHECK: dmod $2, $3, $4 # encoding: [0x00,0x64,0x10,0xde]
dmodu $2,$3,$4 # CHECK: dmodu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xdf]
dmuh $2,$3,$4 # CHECK: dmuh $2, $3, $4 # encoding: [0x00,0x64,0x10,0xdc]
dmuhu $2,$3,$4 # CHECK: dmuhu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xdd]
dmul $2,$3,$4 # CHECK: dmul $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9c]
dmulu $2,$3,$4 # CHECK: dmulu $2, $3, $4 # encoding: [0x00,0x64,0x10,0x9d]
dsubu $14,-4586 # CHECK: daddiu $14, $14, 4586 # encoding: [0x65,0xce,0x11,0xea]
dsubu $15,$11,5025 # CHECK: daddiu $15, $11, -5025 # encoding: [0x65,0x6f,0xec,0x5f]
ei # CHECK: ei # encoding: [0x41,0x60,0x60,0x20]
ei $14 # CHECK: ei $14 # encoding: [0x41,0x6e,0x60,0x20]
j 1f # CHECK: j $tmp0 # encoding: [0b000010AA,A,A,A]
# CHECK: # fixup A - offset: 0, value: ($tmp0), kind: fixup_Mips_26
j a # CHECK: j a # encoding: [0b000010AA,A,A,A]
# CHECK: # fixup A - offset: 0, value: a, kind: fixup_Mips_26
j 1328 # CHECK: j 1328 # encoding: [0x08,0x00,0x01,0x4c]
jr.hb $4 # CHECK: jr.hb $4 # encoding: [0x00,0x80,0x04,0x09]
jalr.hb $4 # CHECK: jalr.hb $4 # encoding: [0x00,0x80,0xfc,0x09]
jalr.hb $4, $5 # CHECK: jalr.hb $4, $5 # encoding: [0x00,0xa0,0x24,0x09]
jialc $5, 256 # CHECK: jialc $5, 256 # encoding: [0xf8,0x05,0x01,0x00]
jic $5, 256 # CHECK: jic $5, 256 # encoding: [0xd8,0x05,0x01,0x00]
ldc2 $8, -701($at) # CHECK: ldc2 $8, -701($1) # encoding: [0x49,0xc8,0x0d,0x43]
ldpc $2,123456 # CHECK: ldpc $2, 123456 # encoding: [0xec,0x58,0x3c,0x48]
ll $v0,-153($s2) # CHECK: ll $2, -153($18) # encoding: [0x7e,0x42,0xb3,0xb6]
lld $zero,112($ra) # CHECK: lld $zero, 112($ra) # encoding: [0x7f,0xe0,0x38,0x37]
lsa $2, $3, $4, 3 # CHECK: lsa $2, $3, $4, 3 # encoding: [0x00,0x64,0x10,0xc5]
lwc2 $18,-841($a2) # CHECK: lwc2 $18, -841($6) # encoding: [0x49,0x52,0x34,0xb7]
lwpc $2,268 # CHECK: lwpc $2, 268 # encoding: [0xec,0x48,0x00,0x43]
lwupc $2,268 # CHECK: lwupc $2, 268 # encoding: [0xec,0x50,0x00,0x43]
maddf.d $f2,$f3,$f4 # CHECK: maddf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x98]
maddf.s $f2,$f3,$f4 # CHECK: maddf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x98]
max.d $f0, $f2, $f4 # CHECK: max.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1d]
max.s $f0, $f2, $f4 # CHECK: max.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1d]
maxa.d $f0, $f2, $f4 # CHECK: maxa.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1f]
maxa.s $f0, $f2, $f4 # CHECK: maxa.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1f]
min.d $f0, $f2, $f4 # CHECK: min.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1c]
min.s $f0, $f2, $f4 # CHECK: min.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1c]
mina.d $f0, $f2, $f4 # CHECK: mina.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x1e]
mina.s $f0, $f2, $f4 # CHECK: mina.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x1e]
mod $2,$3,$4 # CHECK: mod $2, $3, $4 # encoding: [0x00,0x64,0x10,0xda]
modu $2,$3,$4 # CHECK: modu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xdb]
msubf.d $f2,$f3,$f4 # CHECK: msubf.d $f2, $f3, $f4 # encoding: [0x46,0x24,0x18,0x99]
msubf.s $f2,$f3,$f4 # CHECK: msubf.s $f2, $f3, $f4 # encoding: [0x46,0x04,0x18,0x99]
muh $2,$3,$4 # CHECK: muh $2, $3, $4 # encoding: [0x00,0x64,0x10,0xd8]
muhu $2,$3,$4 # CHECK: muhu $2, $3, $4 # encoding: [0x00,0x64,0x10,0xd9]
mul $2,$3,$4 # CHECK: mul $2, $3, $4 # encoding: [0x00,0x64,0x10,0x98]
mulu $2,$3,$4 # CHECK: mulu $2, $3, $4 # encoding: [0x00,0x64,0x10,0x99]
or $2, 4 # CHECK: ori $2, $2, 4 # encoding: [0x34,0x42,0x00,0x04]
pref 1, 8($5) # CHECK: pref 1, 8($5) # encoding: [0x7c,0xa1,0x04,0x35]
# FIXME: Use the code generator in order to print the .set directives
# instead of the instruction printer.
rdhwr $sp,$11 # CHECK: .set push
# CHECK-NEXT: .set mips32r2
# CHECK-NEXT: rdhwr $sp, $11
# CHECK-NEXT: .set pop # encoding: [0x7c,0x1d,0x58,0x3b]
rint.d $f2, $f4 # CHECK: rint.d $f2, $f4 # encoding: [0x46,0x20,0x20,0x9a]
rint.s $f2, $f4 # CHECK: rint.s $f2, $f4 # encoding: [0x46,0x00,0x20,0x9a]
sc $15,-40($s3) # CHECK: sc $15, -40($19) # encoding: [0x7e,0x6f,0xec,0x26]
scd $15,-51($sp) # CHECK: scd $15, -51($sp) # encoding: [0x7f,0xaf,0xe6,0xa7]
sdbbp # CHECK: sdbbp # encoding: [0x00,0x00,0x00,0x0e]
sdbbp 34 # CHECK: sdbbp 34 # encoding: [0x00,0x00,0x08,0x8e]
sdc2 $20,629($s2) # CHECK: sdc2 $20, 629($18) # encoding: [0x49,0xf4,0x92,0x75]
sel.d $f0,$f1,$f2 # CHECK: sel.d $f0, $f1, $f2 # encoding: [0x46,0x22,0x08,0x10]
sel.s $f0,$f1,$f2 # CHECK: sel.s $f0, $f1, $f2 # encoding: [0x46,0x02,0x08,0x10]
seleqz $2,$3,$4 # CHECK: seleqz $2, $3, $4 # encoding: [0x00,0x64,0x10,0x35]
seleqz.d $f0, $f2, $f4 # CHECK: seleqz.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x14]
seleqz.s $f0, $f2, $f4 # CHECK: seleqz.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x14]
selnez $2,$3,$4 # CHECK: selnez $2, $3, $4 # encoding: [0x00,0x64,0x10,0x37]
selnez.d $f0, $f2, $f4 # CHECK: selnez.d $f0, $f2, $f4 # encoding: [0x46,0x24,0x10,0x17]
selnez.s $f0, $f2, $f4 # CHECK: selnez.s $f0, $f2, $f4 # encoding: [0x46,0x04,0x10,0x17]
ssnop # CHECK: ssnop # encoding: [0x00,0x00,0x00,0x40]
ssnop # WARNING: [[@LINE]]:9: warning: ssnop is deprecated for MIPS64r6 and is equivalent to a nop instruction
swc2 $25,304($s0) # CHECK: swc2 $25, 304($16) # encoding: [0x49,0x79,0x81,0x30]
sync # CHECK: sync # encoding: [0x00,0x00,0x00,0x0f]
sync 1 # CHECK: sync 1 # encoding: [0x00,0x00,0x00,0x4f]
teq $0,$3 # CHECK: teq $zero, $3 # encoding: [0x00,0x03,0x00,0x34]
teq $5,$7,620 # CHECK: teq $5, $7, 620 # encoding: [0x00,0xa7,0x9b,0x34]
tge $5,$19,340 # CHECK: tge $5, $19, 340 # encoding: [0x00,0xb3,0x55,0x30]
tge $7,$10 # CHECK: tge $7, $10 # encoding: [0x00,0xea,0x00,0x30]
tgeu $20,$14,379 # CHECK: tgeu $20, $14, 379 # encoding: [0x02,0x8e,0x5e,0xf1]
tgeu $22,$28 # CHECK: tgeu $22, $gp # encoding: [0x02,0xdc,0x00,0x31]
tlt $15,$13 # CHECK: tlt $15, $13 # encoding: [0x01,0xed,0x00,0x32]
tlt $2,$19,133 # CHECK: tlt $2, $19, 133 # encoding: [0x00,0x53,0x21,0x72]
tltu $11,$16 # CHECK: tltu $11, $16 # encoding: [0x01,0x70,0x00,0x33]
tltu $16,$29,1016 # CHECK: tltu $16, $sp, 1016 # encoding: [0x02,0x1d,0xfe,0x33]
tne $6,$17 # CHECK: tne $6, $17 # encoding: [0x00,0xd1,0x00,0x36]
tne $7,$8,885 # CHECK: tne $7, $8, 885 # encoding: [0x00,0xe8,0xdd,0x76]
xor $2, 4 # CHECK: xori $2, $2, 4 # encoding: [0x38,0x42,0x00,0x04]
1: