// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sme2 < %s \
// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
// RUN: not llvm-mc -triple=aarch64 -show-encoding < %s 2>&1 \
// RUN:        | FileCheck %s --check-prefix=CHECK-ERROR
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sme2 < %s \
// RUN:        | llvm-objdump --no-print-imm-hex -d --mattr=+sme2 - | FileCheck %s --check-prefix=CHECK-INST
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sme2 < %s \
// RUN:        | llvm-objdump --no-print-imm-hex -d --mattr=-sme2 - | FileCheck %s --check-prefix=CHECK-UNKNOWN
// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sme2 < %s \
// RUN:        | sed '/.text/d' | sed 's/.*encoding: //g' \
// RUN:        | llvm-mc -triple=aarch64 -mattr=+sme2 -disassemble -show-encoding \
// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST


fmlal   za.s[w8, 0:1], z0.h, z0.h  // 11000001-00100000-00001100-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1], z0.h, z0.h
// CHECK-ENCODING: [0x00,0x0c,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200c00 <unknown>

fmlal   za.s[w10, 10:11], z10.h, z5.h  // 11000001-00100101-01001101-01000101
// CHECK-INST: fmlal   za.s[w10, 10:11], z10.h, z5.h
// CHECK-ENCODING: [0x45,0x4d,0x25,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1254d45 <unknown>

fmlal   za.s[w11, 14:15], z13.h, z8.h  // 11000001-00101000-01101101-10100111
// CHECK-INST: fmlal   za.s[w11, 14:15], z13.h, z8.h
// CHECK-ENCODING: [0xa7,0x6d,0x28,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1286da7 <unknown>

fmlal   za.s[w11, 14:15], z31.h, z15.h  // 11000001-00101111-01101111-11100111
// CHECK-INST: fmlal   za.s[w11, 14:15], z31.h, z15.h
// CHECK-ENCODING: [0xe7,0x6f,0x2f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12f6fe7 <unknown>

fmlal   za.s[w8, 10:11], z17.h, z0.h  // 11000001-00100000-00001110-00100101
// CHECK-INST: fmlal   za.s[w8, 10:11], z17.h, z0.h
// CHECK-ENCODING: [0x25,0x0e,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200e25 <unknown>

fmlal   za.s[w8, 2:3], z1.h, z14.h  // 11000001-00101110-00001100-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3], z1.h, z14.h
// CHECK-ENCODING: [0x21,0x0c,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0c21 <unknown>

fmlal   za.s[w10, 0:1], z19.h, z4.h  // 11000001-00100100-01001110-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1], z19.h, z4.h
// CHECK-ENCODING: [0x60,0x4e,0x24,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1244e60 <unknown>

fmlal   za.s[w8, 0:1], z12.h, z2.h  // 11000001-00100010-00001101-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1], z12.h, z2.h
// CHECK-ENCODING: [0x80,0x0d,0x22,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1220d80 <unknown>

fmlal   za.s[w10, 2:3], z1.h, z10.h  // 11000001-00101010-01001100-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3], z1.h, z10.h
// CHECK-ENCODING: [0x21,0x4c,0x2a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12a4c21 <unknown>

fmlal   za.s[w8, 10:11], z22.h, z14.h  // 11000001-00101110-00001110-11000101
// CHECK-INST: fmlal   za.s[w8, 10:11], z22.h, z14.h
// CHECK-ENCODING: [0xc5,0x0e,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0ec5 <unknown>

fmlal   za.s[w11, 4:5], z9.h, z1.h  // 11000001-00100001-01101101-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5], z9.h, z1.h
// CHECK-ENCODING: [0x22,0x6d,0x21,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1216d22 <unknown>

fmlal   za.s[w9, 14:15], z12.h, z11.h  // 11000001-00101011-00101101-10000111
// CHECK-INST: fmlal   za.s[w9, 14:15], z12.h, z11.h
// CHECK-ENCODING: [0x87,0x2d,0x2b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12b2d87 <unknown>


fmlal   za.s[w8, 0:1], z0.h, z0.h[0]  // 11000001-10000000-00010000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1], z0.h, z0.h[0]
// CHECK-ENCODING: [0x00,0x10,0x80,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1801000 <unknown>

fmlal   za.s[w10, 10:11], z10.h, z5.h[1]  // 11000001-10000101-01010101-01000101
// CHECK-INST: fmlal   za.s[w10, 10:11], z10.h, z5.h[1]
// CHECK-ENCODING: [0x45,0x55,0x85,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1855545 <unknown>

fmlal   za.s[w11, 14:15], z13.h, z8.h[7]  // 11000001-10001000-11111101-10100111
// CHECK-INST: fmlal   za.s[w11, 14:15], z13.h, z8.h[7]
// CHECK-ENCODING: [0xa7,0xfd,0x88,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c188fda7 <unknown>

fmlal   za.s[w11, 14:15], z31.h, z15.h[7]  // 11000001-10001111-11111111-11100111
// CHECK-INST: fmlal   za.s[w11, 14:15], z31.h, z15.h[7]
// CHECK-ENCODING: [0xe7,0xff,0x8f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c18fffe7 <unknown>

fmlal   za.s[w8, 10:11], z17.h, z0.h[3]  // 11000001-10000000-00011110-00100101
// CHECK-INST: fmlal   za.s[w8, 10:11], z17.h, z0.h[3]
// CHECK-ENCODING: [0x25,0x1e,0x80,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1801e25 <unknown>

fmlal   za.s[w8, 2:3], z1.h, z14.h[5]  // 11000001-10001110-10010100-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3], z1.h, z14.h[5]
// CHECK-ENCODING: [0x21,0x94,0x8e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c18e9421 <unknown>

fmlal   za.s[w10, 0:1], z19.h, z4.h[1]  // 11000001-10000100-01010110-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1], z19.h, z4.h[1]
// CHECK-ENCODING: [0x60,0x56,0x84,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1845660 <unknown>

fmlal   za.s[w8, 0:1], z12.h, z2.h[2]  // 11000001-10000010-00011001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1], z12.h, z2.h[2]
// CHECK-ENCODING: [0x80,0x19,0x82,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1821980 <unknown>

fmlal   za.s[w10, 2:3], z1.h, z10.h[6]  // 11000001-10001010-11011000-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3], z1.h, z10.h[6]
// CHECK-ENCODING: [0x21,0xd8,0x8a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c18ad821 <unknown>

fmlal   za.s[w8, 10:11], z22.h, z14.h[2]  // 11000001-10001110-00011010-11000101
// CHECK-INST: fmlal   za.s[w8, 10:11], z22.h, z14.h[2]
// CHECK-ENCODING: [0xc5,0x1a,0x8e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c18e1ac5 <unknown>

fmlal   za.s[w11, 4:5], z9.h, z1.h[5]  // 11000001-10000001-11110101-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5], z9.h, z1.h[5]
// CHECK-ENCODING: [0x22,0xf5,0x81,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c181f522 <unknown>

fmlal   za.s[w9, 14:15], z12.h, z11.h[6]  // 11000001-10001011-10111001-10000111
// CHECK-INST: fmlal   za.s[w9, 14:15], z12.h, z11.h[6]
// CHECK-ENCODING: [0x87,0xb9,0x8b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c18bb987 <unknown>


fmlal   za.s[w8, 0:1, vgx2], {z0.h, z1.h}, z0.h  // 11000001-00100000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, z0.h
// CHECK-ENCODING: [0x00,0x08,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200800 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z1.h}, z0.h  // 11000001-00100000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, z0.h
// CHECK-ENCODING: [0x00,0x08,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200800 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z10.h, z11.h}, z5.h  // 11000001-00100101-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, z5.h
// CHECK-ENCODING: [0x41,0x49,0x25,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1254941 <unknown>

fmlal   za.s[w10, 2:3], {z10.h - z11.h}, z5.h  // 11000001-00100101-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, z5.h
// CHECK-ENCODING: [0x41,0x49,0x25,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1254941 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z13.h, z14.h}, z8.h  // 11000001-00101000-01101001-10100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z13.h, z14.h }, z8.h
// CHECK-ENCODING: [0xa3,0x69,0x28,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12869a3 <unknown>

fmlal   za.s[w11, 6:7], {z13.h - z14.h}, z8.h  // 11000001-00101000-01101001-10100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z13.h, z14.h }, z8.h
// CHECK-ENCODING: [0xa3,0x69,0x28,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12869a3 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z31.h, z0.h}, z15.h  // 11000001-00101111-01101011-11100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z31.h, z0.h }, z15.h
// CHECK-ENCODING: [0xe3,0x6b,0x2f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12f6be3 <unknown>

fmlal   za.s[w11, 6:7], {z31.h - z0.h}, z15.h  // 11000001-00101111-01101011-11100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z31.h, z0.h }, z15.h
// CHECK-ENCODING: [0xe3,0x6b,0x2f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12f6be3 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z17.h, z18.h}, z0.h  // 11000001-00100000-00001010-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z17.h, z18.h }, z0.h
// CHECK-ENCODING: [0x21,0x0a,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200a21 <unknown>

fmlal   za.s[w8, 2:3], {z17.h - z18.h}, z0.h  // 11000001-00100000-00001010-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z17.h, z18.h }, z0.h
// CHECK-ENCODING: [0x21,0x0a,0x20,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1200a21 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z1.h, z2.h}, z14.h  // 11000001-00101110-00001000-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z1.h, z2.h }, z14.h
// CHECK-ENCODING: [0x21,0x08,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0821 <unknown>

fmlal   za.s[w8, 2:3], {z1.h - z2.h}, z14.h  // 11000001-00101110-00001000-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z1.h, z2.h }, z14.h
// CHECK-ENCODING: [0x21,0x08,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0821 <unknown>

fmlal   za.s[w10, 0:1, vgx2], {z19.h, z20.h}, z4.h  // 11000001-00100100-01001010-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z19.h, z20.h }, z4.h
// CHECK-ENCODING: [0x60,0x4a,0x24,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1244a60 <unknown>

fmlal   za.s[w10, 0:1], {z19.h - z20.h}, z4.h  // 11000001-00100100-01001010-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z19.h, z20.h }, z4.h
// CHECK-ENCODING: [0x60,0x4a,0x24,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1244a60 <unknown>

fmlal   za.s[w8, 0:1, vgx2], {z12.h, z13.h}, z2.h  // 11000001-00100010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, z2.h
// CHECK-ENCODING: [0x80,0x09,0x22,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1220980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z13.h}, z2.h  // 11000001-00100010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, z2.h
// CHECK-ENCODING: [0x80,0x09,0x22,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1220980 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z1.h, z2.h}, z10.h  // 11000001-00101010-01001000-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z1.h, z2.h }, z10.h
// CHECK-ENCODING: [0x21,0x48,0x2a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12a4821 <unknown>

fmlal   za.s[w10, 2:3], {z1.h - z2.h}, z10.h  // 11000001-00101010-01001000-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z1.h, z2.h }, z10.h
// CHECK-ENCODING: [0x21,0x48,0x2a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12a4821 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z22.h, z23.h}, z14.h  // 11000001-00101110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, z14.h
// CHECK-ENCODING: [0xc1,0x0a,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0ac1 <unknown>

fmlal   za.s[w8, 2:3], {z22.h - z23.h}, z14.h  // 11000001-00101110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, z14.h
// CHECK-ENCODING: [0xc1,0x0a,0x2e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12e0ac1 <unknown>

fmlal   za.s[w11, 4:5, vgx2], {z9.h, z10.h}, z1.h  // 11000001-00100001-01101001-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z9.h, z10.h }, z1.h
// CHECK-ENCODING: [0x22,0x69,0x21,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1216922 <unknown>

fmlal   za.s[w11, 4:5], {z9.h - z10.h}, z1.h  // 11000001-00100001-01101001-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z9.h, z10.h }, z1.h
// CHECK-ENCODING: [0x22,0x69,0x21,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1216922 <unknown>

fmlal   za.s[w9, 6:7, vgx2], {z12.h, z13.h}, z11.h  // 11000001-00101011-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, z11.h
// CHECK-ENCODING: [0x83,0x29,0x2b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12b2983 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z13.h}, z11.h  // 11000001-00101011-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, z11.h
// CHECK-ENCODING: [0x83,0x29,0x2b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c12b2983 <unknown>


fmlal   za.s[w8, 0:1, vgx2], {z0.h, z1.h}, z0.h[0]  // 11000001-10010000-00010000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, z0.h[0]
// CHECK-ENCODING: [0x00,0x10,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1901000 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z1.h}, z0.h[0]  // 11000001-10010000-00010000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, z0.h[0]
// CHECK-ENCODING: [0x00,0x10,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1901000 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z10.h, z11.h}, z5.h[3]  // 11000001-10010101-01010101-01000101
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, z5.h[3]
// CHECK-ENCODING: [0x45,0x55,0x95,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1955545 <unknown>

fmlal   za.s[w10, 2:3], {z10.h - z11.h}, z5.h[3]  // 11000001-10010101-01010101-01000101
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, z5.h[3]
// CHECK-ENCODING: [0x45,0x55,0x95,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1955545 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z12.h, z13.h}, z8.h[7]  // 11000001-10011000-01111101-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z12.h, z13.h }, z8.h[7]
// CHECK-ENCODING: [0x87,0x7d,0x98,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1987d87 <unknown>

fmlal   za.s[w11, 6:7], {z12.h - z13.h}, z8.h[7]  // 11000001-10011000-01111101-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z12.h, z13.h }, z8.h[7]
// CHECK-ENCODING: [0x87,0x7d,0x98,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1987d87 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z30.h, z31.h}, z15.h[7]  // 11000001-10011111-01111111-11000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z30.h, z31.h }, z15.h[7]
// CHECK-ENCODING: [0xc7,0x7f,0x9f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19f7fc7 <unknown>

fmlal   za.s[w11, 6:7], {z30.h - z31.h}, z15.h[7]  // 11000001-10011111-01111111-11000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z30.h, z31.h }, z15.h[7]
// CHECK-ENCODING: [0xc7,0x7f,0x9f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19f7fc7 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z16.h, z17.h}, z0.h[7]  // 11000001-10010000-00011110-00000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z16.h, z17.h }, z0.h[7]
// CHECK-ENCODING: [0x05,0x1e,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1901e05 <unknown>

fmlal   za.s[w8, 2:3], {z16.h - z17.h}, z0.h[7]  // 11000001-10010000-00011110-00000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z16.h, z17.h }, z0.h[7]
// CHECK-ENCODING: [0x05,0x1e,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1901e05 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z0.h, z1.h}, z14.h[2]  // 11000001-10011110-00010100-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z0.h, z1.h }, z14.h[2]
// CHECK-ENCODING: [0x01,0x14,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e1401 <unknown>

fmlal   za.s[w8, 2:3], {z0.h - z1.h}, z14.h[2]  // 11000001-10011110-00010100-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z0.h, z1.h }, z14.h[2]
// CHECK-ENCODING: [0x01,0x14,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e1401 <unknown>

fmlal   za.s[w10, 0:1, vgx2], {z18.h, z19.h}, z4.h[2]  // 11000001-10010100-01010110-01000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z18.h, z19.h }, z4.h[2]
// CHECK-ENCODING: [0x40,0x56,0x94,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1945640 <unknown>

fmlal   za.s[w10, 0:1], {z18.h - z19.h}, z4.h[2]  // 11000001-10010100-01010110-01000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z18.h, z19.h }, z4.h[2]
// CHECK-ENCODING: [0x40,0x56,0x94,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1945640 <unknown>

fmlal   za.s[w8, 0:1, vgx2], {z12.h, z13.h}, z2.h[4]  // 11000001-10010010-00011001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, z2.h[4]
// CHECK-ENCODING: [0x80,0x19,0x92,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1921980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z13.h}, z2.h[4]  // 11000001-10010010-00011001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, z2.h[4]
// CHECK-ENCODING: [0x80,0x19,0x92,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1921980 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z0.h, z1.h}, z10.h[4]  // 11000001-10011010-01011000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z0.h, z1.h }, z10.h[4]
// CHECK-ENCODING: [0x01,0x58,0x9a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19a5801 <unknown>

fmlal   za.s[w10, 2:3], {z0.h - z1.h}, z10.h[4]  // 11000001-10011010-01011000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z0.h, z1.h }, z10.h[4]
// CHECK-ENCODING: [0x01,0x58,0x9a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19a5801 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z22.h, z23.h}, z14.h[5]  // 11000001-10011110-00011010-11000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, z14.h[5]
// CHECK-ENCODING: [0xc5,0x1a,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e1ac5 <unknown>

fmlal   za.s[w8, 2:3], {z22.h - z23.h}, z14.h[5]  // 11000001-10011110-00011010-11000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, z14.h[5]
// CHECK-ENCODING: [0xc5,0x1a,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e1ac5 <unknown>

fmlal   za.s[w11, 4:5, vgx2], {z8.h, z9.h}, z1.h[2]  // 11000001-10010001-01110101-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z8.h, z9.h }, z1.h[2]
// CHECK-ENCODING: [0x02,0x75,0x91,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1917502 <unknown>

fmlal   za.s[w11, 4:5], {z8.h - z9.h}, z1.h[2]  // 11000001-10010001-01110101-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z8.h, z9.h }, z1.h[2]
// CHECK-ENCODING: [0x02,0x75,0x91,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1917502 <unknown>

fmlal   za.s[w9, 6:7, vgx2], {z12.h, z13.h}, z11.h[5]  // 11000001-10011011-00111001-10000111
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, z11.h[5]
// CHECK-ENCODING: [0x87,0x39,0x9b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19b3987 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z13.h}, z11.h[5]  // 11000001-10011011-00111001-10000111
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, z11.h[5]
// CHECK-ENCODING: [0x87,0x39,0x9b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19b3987 <unknown>


fmlal   za.s[w8, 0:1, vgx2], {z0.h, z1.h}, {z0.h, z1.h}  // 11000001-10100000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, { z0.h, z1.h }
// CHECK-ENCODING: [0x00,0x08,0xa0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a00800 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z1.h}, {z0.h - z1.h}  // 11000001-10100000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z0.h, z1.h }, { z0.h, z1.h }
// CHECK-ENCODING: [0x00,0x08,0xa0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a00800 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z10.h, z11.h}, {z20.h, z21.h}  // 11000001-10110100-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, { z20.h, z21.h }
// CHECK-ENCODING: [0x41,0x49,0xb4,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b44941 <unknown>

fmlal   za.s[w10, 2:3], {z10.h - z11.h}, {z20.h - z21.h}  // 11000001-10110100-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z10.h, z11.h }, { z20.h, z21.h }
// CHECK-ENCODING: [0x41,0x49,0xb4,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b44941 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z12.h, z13.h}, {z8.h, z9.h}  // 11000001-10101000-01101001-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z12.h, z13.h }, { z8.h, z9.h }
// CHECK-ENCODING: [0x83,0x69,0xa8,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a86983 <unknown>

fmlal   za.s[w11, 6:7], {z12.h - z13.h}, {z8.h - z9.h}  // 11000001-10101000-01101001-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z12.h, z13.h }, { z8.h, z9.h }
// CHECK-ENCODING: [0x83,0x69,0xa8,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a86983 <unknown>

fmlal   za.s[w11, 6:7, vgx2], {z30.h, z31.h}, {z30.h, z31.h}  // 11000001-10111110-01101011-11000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z30.h, z31.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0xc3,0x6b,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be6bc3 <unknown>

fmlal   za.s[w11, 6:7], {z30.h - z31.h}, {z30.h - z31.h}  // 11000001-10111110-01101011-11000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx2], { z30.h, z31.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0xc3,0x6b,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be6bc3 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z16.h, z17.h}, {z16.h, z17.h}  // 11000001-10110000-00001010-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z16.h, z17.h }, { z16.h, z17.h }
// CHECK-ENCODING: [0x01,0x0a,0xb0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b00a01 <unknown>

fmlal   za.s[w8, 2:3], {z16.h - z17.h}, {z16.h - z17.h}  // 11000001-10110000-00001010-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z16.h, z17.h }, { z16.h, z17.h }
// CHECK-ENCODING: [0x01,0x0a,0xb0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b00a01 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z0.h, z1.h}, {z30.h, z31.h}  // 11000001-10111110-00001000-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z0.h, z1.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0x01,0x08,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be0801 <unknown>

fmlal   za.s[w8, 2:3], {z0.h - z1.h}, {z30.h - z31.h}  // 11000001-10111110-00001000-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z0.h, z1.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0x01,0x08,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be0801 <unknown>

fmlal   za.s[w10, 0:1, vgx2], {z18.h, z19.h}, {z20.h, z21.h}  // 11000001-10110100-01001010-01000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z18.h, z19.h }, { z20.h, z21.h }
// CHECK-ENCODING: [0x40,0x4a,0xb4,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b44a40 <unknown>

fmlal   za.s[w10, 0:1], {z18.h - z19.h}, {z20.h - z21.h}  // 11000001-10110100-01001010-01000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx2], { z18.h, z19.h }, { z20.h, z21.h }
// CHECK-ENCODING: [0x40,0x4a,0xb4,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b44a40 <unknown>

fmlal   za.s[w8, 0:1, vgx2], {z12.h, z13.h}, {z2.h, z3.h}  // 11000001-10100010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, { z2.h, z3.h }
// CHECK-ENCODING: [0x80,0x09,0xa2,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a20980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z13.h}, {z2.h - z3.h}  // 11000001-10100010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx2], { z12.h, z13.h }, { z2.h, z3.h }
// CHECK-ENCODING: [0x80,0x09,0xa2,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a20980 <unknown>

fmlal   za.s[w10, 2:3, vgx2], {z0.h, z1.h}, {z26.h, z27.h}  // 11000001-10111010-01001000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z0.h, z1.h }, { z26.h, z27.h }
// CHECK-ENCODING: [0x01,0x48,0xba,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1ba4801 <unknown>

fmlal   za.s[w10, 2:3], {z0.h - z1.h}, {z26.h - z27.h}  // 11000001-10111010-01001000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx2], { z0.h, z1.h }, { z26.h, z27.h }
// CHECK-ENCODING: [0x01,0x48,0xba,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1ba4801 <unknown>

fmlal   za.s[w8, 2:3, vgx2], {z22.h, z23.h}, {z30.h, z31.h}  // 11000001-10111110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0xc1,0x0a,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be0ac1 <unknown>

fmlal   za.s[w8, 2:3], {z22.h - z23.h}, {z30.h - z31.h}  // 11000001-10111110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx2], { z22.h, z23.h }, { z30.h, z31.h }
// CHECK-ENCODING: [0xc1,0x0a,0xbe,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1be0ac1 <unknown>

fmlal   za.s[w11, 4:5, vgx2], {z8.h, z9.h}, {z0.h, z1.h}  // 11000001-10100000-01101001-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z8.h, z9.h }, { z0.h, z1.h }
// CHECK-ENCODING: [0x02,0x69,0xa0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a06902 <unknown>

fmlal   za.s[w11, 4:5], {z8.h - z9.h}, {z0.h - z1.h}  // 11000001-10100000-01101001-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx2], { z8.h, z9.h }, { z0.h, z1.h }
// CHECK-ENCODING: [0x02,0x69,0xa0,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a06902 <unknown>

fmlal   za.s[w9, 6:7, vgx2], {z12.h, z13.h}, {z10.h, z11.h}  // 11000001-10101010-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, { z10.h, z11.h }
// CHECK-ENCODING: [0x83,0x29,0xaa,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1aa2983 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z13.h}, {z10.h - z11.h}  // 11000001-10101010-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx2], { z12.h, z13.h }, { z10.h, z11.h }
// CHECK-ENCODING: [0x83,0x29,0xaa,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1aa2983 <unknown>


fmlal   za.s[w8, 0:1, vgx4], {z0.h - z3.h}, z0.h  // 11000001-00110000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, z0.h
// CHECK-ENCODING: [0x00,0x08,0x30,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1300800 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z3.h}, z0.h  // 11000001-00110000-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, z0.h
// CHECK-ENCODING: [0x00,0x08,0x30,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1300800 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z10.h - z13.h}, z5.h  // 11000001-00110101-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z10.h - z13.h }, z5.h
// CHECK-ENCODING: [0x41,0x49,0x35,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1354941 <unknown>

fmlal   za.s[w10, 2:3], {z10.h - z13.h}, z5.h  // 11000001-00110101-01001001-01000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z10.h - z13.h }, z5.h
// CHECK-ENCODING: [0x41,0x49,0x35,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1354941 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z13.h - z16.h}, z8.h  // 11000001-00111000-01101001-10100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z13.h - z16.h }, z8.h
// CHECK-ENCODING: [0xa3,0x69,0x38,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13869a3 <unknown>

fmlal   za.s[w11, 6:7], {z13.h - z16.h}, z8.h  // 11000001-00111000-01101001-10100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z13.h - z16.h }, z8.h
// CHECK-ENCODING: [0xa3,0x69,0x38,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13869a3 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z31.h, z0.h, z1.h, z2.h}, z15.h  // 11000001-00111111-01101011-11100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z31.h, z0.h, z1.h, z2.h }, z15.h
// CHECK-ENCODING: [0xe3,0x6b,0x3f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13f6be3 <unknown>

fmlal   za.s[w11, 6:7], {z31.h, z0.h, z1.h, z2.h}, z15.h  // 11000001-00111111-01101011-11100011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z31.h, z0.h, z1.h, z2.h }, z15.h
// CHECK-ENCODING: [0xe3,0x6b,0x3f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13f6be3 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z17.h - z20.h}, z0.h  // 11000001-00110000-00001010-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z17.h - z20.h }, z0.h
// CHECK-ENCODING: [0x21,0x0a,0x30,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1300a21 <unknown>

fmlal   za.s[w8, 2:3], {z17.h - z20.h}, z0.h  // 11000001-00110000-00001010-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z17.h - z20.h }, z0.h
// CHECK-ENCODING: [0x21,0x0a,0x30,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1300a21 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z1.h - z4.h}, z14.h  // 11000001-00111110-00001000-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z1.h - z4.h }, z14.h
// CHECK-ENCODING: [0x21,0x08,0x3e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13e0821 <unknown>

fmlal   za.s[w8, 2:3], {z1.h - z4.h}, z14.h  // 11000001-00111110-00001000-00100001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z1.h - z4.h }, z14.h
// CHECK-ENCODING: [0x21,0x08,0x3e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13e0821 <unknown>

fmlal   za.s[w10, 0:1, vgx4], {z19.h - z22.h}, z4.h  // 11000001-00110100-01001010-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z19.h - z22.h }, z4.h
// CHECK-ENCODING: [0x60,0x4a,0x34,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1344a60 <unknown>

fmlal   za.s[w10, 0:1], {z19.h - z22.h}, z4.h  // 11000001-00110100-01001010-01100000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z19.h - z22.h }, z4.h
// CHECK-ENCODING: [0x60,0x4a,0x34,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1344a60 <unknown>

fmlal   za.s[w8, 0:1, vgx4], {z12.h - z15.h}, z2.h  // 11000001-00110010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, z2.h
// CHECK-ENCODING: [0x80,0x09,0x32,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1320980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z15.h}, z2.h  // 11000001-00110010-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, z2.h
// CHECK-ENCODING: [0x80,0x09,0x32,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1320980 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z1.h - z4.h}, z10.h  // 11000001-00111010-01001000-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z1.h - z4.h }, z10.h
// CHECK-ENCODING: [0x21,0x48,0x3a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13a4821 <unknown>

fmlal   za.s[w10, 2:3], {z1.h - z4.h}, z10.h  // 11000001-00111010-01001000-00100001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z1.h - z4.h }, z10.h
// CHECK-ENCODING: [0x21,0x48,0x3a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13a4821 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z22.h - z25.h}, z14.h  // 11000001-00111110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z22.h - z25.h }, z14.h
// CHECK-ENCODING: [0xc1,0x0a,0x3e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13e0ac1 <unknown>

fmlal   za.s[w8, 2:3], {z22.h - z25.h}, z14.h  // 11000001-00111110-00001010-11000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z22.h - z25.h }, z14.h
// CHECK-ENCODING: [0xc1,0x0a,0x3e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13e0ac1 <unknown>

fmlal   za.s[w11, 4:5, vgx4], {z9.h - z12.h}, z1.h  // 11000001-00110001-01101001-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z9.h - z12.h }, z1.h
// CHECK-ENCODING: [0x22,0x69,0x31,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1316922 <unknown>

fmlal   za.s[w11, 4:5], {z9.h - z12.h}, z1.h  // 11000001-00110001-01101001-00100010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z9.h - z12.h }, z1.h
// CHECK-ENCODING: [0x22,0x69,0x31,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1316922 <unknown>

fmlal   za.s[w9, 6:7, vgx4], {z12.h - z15.h}, z11.h  // 11000001-00111011-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, z11.h
// CHECK-ENCODING: [0x83,0x29,0x3b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13b2983 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z15.h}, z11.h  // 11000001-00111011-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, z11.h
// CHECK-ENCODING: [0x83,0x29,0x3b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c13b2983 <unknown>


fmlal   za.s[w8, 0:1, vgx4], {z0.h - z3.h}, z0.h[0]  // 11000001-10010000-10010000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, z0.h[0]
// CHECK-ENCODING: [0x00,0x90,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1909000 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z3.h}, z0.h[0]  // 11000001-10010000-10010000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, z0.h[0]
// CHECK-ENCODING: [0x00,0x90,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1909000 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z8.h - z11.h}, z5.h[3]  // 11000001-10010101-11010101-00000101
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z8.h - z11.h }, z5.h[3]
// CHECK-ENCODING: [0x05,0xd5,0x95,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c195d505 <unknown>

fmlal   za.s[w10, 2:3], {z8.h - z11.h}, z5.h[3]  // 11000001-10010101-11010101-00000101
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z8.h - z11.h }, z5.h[3]
// CHECK-ENCODING: [0x05,0xd5,0x95,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c195d505 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z12.h - z15.h}, z8.h[7]  // 11000001-10011000-11111101-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z12.h - z15.h }, z8.h[7]
// CHECK-ENCODING: [0x87,0xfd,0x98,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c198fd87 <unknown>

fmlal   za.s[w11, 6:7], {z12.h - z15.h}, z8.h[7]  // 11000001-10011000-11111101-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z12.h - z15.h }, z8.h[7]
// CHECK-ENCODING: [0x87,0xfd,0x98,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c198fd87 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z28.h - z31.h}, z15.h[7]  // 11000001-10011111-11111111-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z28.h - z31.h }, z15.h[7]
// CHECK-ENCODING: [0x87,0xff,0x9f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19fff87 <unknown>

fmlal   za.s[w11, 6:7], {z28.h - z31.h}, z15.h[7]  // 11000001-10011111-11111111-10000111
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z28.h - z31.h }, z15.h[7]
// CHECK-ENCODING: [0x87,0xff,0x9f,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19fff87 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z16.h - z19.h}, z0.h[7]  // 11000001-10010000-10011110-00000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z16.h - z19.h }, z0.h[7]
// CHECK-ENCODING: [0x05,0x9e,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1909e05 <unknown>

fmlal   za.s[w8, 2:3], {z16.h - z19.h}, z0.h[7]  // 11000001-10010000-10011110-00000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z16.h - z19.h }, z0.h[7]
// CHECK-ENCODING: [0x05,0x9e,0x90,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1909e05 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z0.h - z3.h}, z14.h[2]  // 11000001-10011110-10010100-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z0.h - z3.h }, z14.h[2]
// CHECK-ENCODING: [0x01,0x94,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e9401 <unknown>

fmlal   za.s[w8, 2:3], {z0.h - z3.h}, z14.h[2]  // 11000001-10011110-10010100-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z0.h - z3.h }, z14.h[2]
// CHECK-ENCODING: [0x01,0x94,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e9401 <unknown>

fmlal   za.s[w10, 0:1, vgx4], {z16.h - z19.h}, z4.h[2]  // 11000001-10010100-11010110-00000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z16.h - z19.h }, z4.h[2]
// CHECK-ENCODING: [0x00,0xd6,0x94,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c194d600 <unknown>

fmlal   za.s[w10, 0:1], {z16.h - z19.h}, z4.h[2]  // 11000001-10010100-11010110-00000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z16.h - z19.h }, z4.h[2]
// CHECK-ENCODING: [0x00,0xd6,0x94,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c194d600 <unknown>

fmlal   za.s[w8, 0:1, vgx4], {z12.h - z15.h}, z2.h[4]  // 11000001-10010010-10011001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, z2.h[4]
// CHECK-ENCODING: [0x80,0x99,0x92,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1929980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z15.h}, z2.h[4]  // 11000001-10010010-10011001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, z2.h[4]
// CHECK-ENCODING: [0x80,0x99,0x92,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1929980 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z0.h - z3.h}, z10.h[4]  // 11000001-10011010-11011000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z0.h - z3.h }, z10.h[4]
// CHECK-ENCODING: [0x01,0xd8,0x9a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19ad801 <unknown>

fmlal   za.s[w10, 2:3], {z0.h - z3.h}, z10.h[4]  // 11000001-10011010-11011000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z0.h - z3.h }, z10.h[4]
// CHECK-ENCODING: [0x01,0xd8,0x9a,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19ad801 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z20.h - z23.h}, z14.h[5]  // 11000001-10011110-10011010-10000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z20.h - z23.h }, z14.h[5]
// CHECK-ENCODING: [0x85,0x9a,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e9a85 <unknown>

fmlal   za.s[w8, 2:3], {z20.h - z23.h}, z14.h[5]  // 11000001-10011110-10011010-10000101
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z20.h - z23.h }, z14.h[5]
// CHECK-ENCODING: [0x85,0x9a,0x9e,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19e9a85 <unknown>

fmlal   za.s[w11, 4:5, vgx4], {z8.h - z11.h}, z1.h[2]  // 11000001-10010001-11110101-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z8.h - z11.h }, z1.h[2]
// CHECK-ENCODING: [0x02,0xf5,0x91,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c191f502 <unknown>

fmlal   za.s[w11, 4:5], {z8.h - z11.h}, z1.h[2]  // 11000001-10010001-11110101-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z8.h - z11.h }, z1.h[2]
// CHECK-ENCODING: [0x02,0xf5,0x91,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c191f502 <unknown>

fmlal   za.s[w9, 6:7, vgx4], {z12.h - z15.h}, z11.h[5]  // 11000001-10011011-10111001-10000111
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, z11.h[5]
// CHECK-ENCODING: [0x87,0xb9,0x9b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19bb987 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z15.h}, z11.h[5]  // 11000001-10011011-10111001-10000111
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, z11.h[5]
// CHECK-ENCODING: [0x87,0xb9,0x9b,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c19bb987 <unknown>


fmlal   za.s[w8, 0:1, vgx4], {z0.h - z3.h}, {z0.h - z3.h}  // 11000001-10100001-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x00,0x08,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a10800 <unknown>

fmlal   za.s[w8, 0:1], {z0.h - z3.h}, {z0.h - z3.h}  // 11000001-10100001-00001000-00000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z0.h - z3.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x00,0x08,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a10800 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z8.h - z11.h}, {z20.h - z23.h}  // 11000001-10110101-01001001-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z8.h - z11.h }, { z20.h - z23.h }
// CHECK-ENCODING: [0x01,0x49,0xb5,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b54901 <unknown>

fmlal   za.s[w10, 2:3], {z8.h - z11.h}, {z20.h - z23.h}  // 11000001-10110101-01001001-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z8.h - z11.h }, { z20.h - z23.h }
// CHECK-ENCODING: [0x01,0x49,0xb5,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b54901 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z12.h - z15.h}, {z8.h - z11.h}  // 11000001-10101001-01101001-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z12.h - z15.h }, { z8.h - z11.h }
// CHECK-ENCODING: [0x83,0x69,0xa9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a96983 <unknown>

fmlal   za.s[w11, 6:7], {z12.h - z15.h}, {z8.h - z11.h}  // 11000001-10101001-01101001-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z12.h - z15.h }, { z8.h - z11.h }
// CHECK-ENCODING: [0x83,0x69,0xa9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a96983 <unknown>

fmlal   za.s[w11, 6:7, vgx4], {z28.h - z31.h}, {z28.h - z31.h}  // 11000001-10111101-01101011-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z28.h - z31.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x83,0x6b,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd6b83 <unknown>

fmlal   za.s[w11, 6:7], {z28.h - z31.h}, {z28.h - z31.h}  // 11000001-10111101-01101011-10000011
// CHECK-INST: fmlal   za.s[w11, 6:7, vgx4], { z28.h - z31.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x83,0x6b,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd6b83 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z16.h - z19.h}, {z16.h - z19.h}  // 11000001-10110001-00001010-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z16.h - z19.h }, { z16.h - z19.h }
// CHECK-ENCODING: [0x01,0x0a,0xb1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b10a01 <unknown>

fmlal   za.s[w8, 2:3], {z16.h - z19.h}, {z16.h - z19.h}  // 11000001-10110001-00001010-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z16.h - z19.h }, { z16.h - z19.h }
// CHECK-ENCODING: [0x01,0x0a,0xb1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b10a01 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z0.h - z3.h}, {z28.h - z31.h}  // 11000001-10111101-00001000-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z0.h - z3.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x01,0x08,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd0801 <unknown>

fmlal   za.s[w8, 2:3], {z0.h - z3.h}, {z28.h - z31.h}  // 11000001-10111101-00001000-00000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z0.h - z3.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x01,0x08,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd0801 <unknown>

fmlal   za.s[w10, 0:1, vgx4], {z16.h - z19.h}, {z20.h - z23.h}  // 11000001-10110101-01001010-00000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z16.h - z19.h }, { z20.h - z23.h }
// CHECK-ENCODING: [0x00,0x4a,0xb5,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b54a00 <unknown>

fmlal   za.s[w10, 0:1], {z16.h - z19.h}, {z20.h - z23.h}  // 11000001-10110101-01001010-00000000
// CHECK-INST: fmlal   za.s[w10, 0:1, vgx4], { z16.h - z19.h }, { z20.h - z23.h }
// CHECK-ENCODING: [0x00,0x4a,0xb5,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b54a00 <unknown>

fmlal   za.s[w8, 0:1, vgx4], {z12.h - z15.h}, {z0.h - z3.h}  // 11000001-10100001-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x80,0x09,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a10980 <unknown>

fmlal   za.s[w8, 0:1], {z12.h - z15.h}, {z0.h - z3.h}  // 11000001-10100001-00001001-10000000
// CHECK-INST: fmlal   za.s[w8, 0:1, vgx4], { z12.h - z15.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x80,0x09,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a10980 <unknown>

fmlal   za.s[w10, 2:3, vgx4], {z0.h - z3.h}, {z24.h - z27.h}  // 11000001-10111001-01001000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z0.h - z3.h }, { z24.h - z27.h }
// CHECK-ENCODING: [0x01,0x48,0xb9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b94801 <unknown>

fmlal   za.s[w10, 2:3], {z0.h - z3.h}, {z24.h - z27.h}  // 11000001-10111001-01001000-00000001
// CHECK-INST: fmlal   za.s[w10, 2:3, vgx4], { z0.h - z3.h }, { z24.h - z27.h }
// CHECK-ENCODING: [0x01,0x48,0xb9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1b94801 <unknown>

fmlal   za.s[w8, 2:3, vgx4], {z20.h - z23.h}, {z28.h - z31.h}  // 11000001-10111101-00001010-10000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z20.h - z23.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x81,0x0a,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd0a81 <unknown>

fmlal   za.s[w8, 2:3], {z20.h - z23.h}, {z28.h - z31.h}  // 11000001-10111101-00001010-10000001
// CHECK-INST: fmlal   za.s[w8, 2:3, vgx4], { z20.h - z23.h }, { z28.h - z31.h }
// CHECK-ENCODING: [0x81,0x0a,0xbd,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1bd0a81 <unknown>

fmlal   za.s[w11, 4:5, vgx4], {z8.h - z11.h}, {z0.h - z3.h}  // 11000001-10100001-01101001-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z8.h - z11.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x02,0x69,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a16902 <unknown>

fmlal   za.s[w11, 4:5], {z8.h - z11.h}, {z0.h - z3.h}  // 11000001-10100001-01101001-00000010
// CHECK-INST: fmlal   za.s[w11, 4:5, vgx4], { z8.h - z11.h }, { z0.h - z3.h }
// CHECK-ENCODING: [0x02,0x69,0xa1,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a16902 <unknown>

fmlal   za.s[w9, 6:7, vgx4], {z12.h - z15.h}, {z8.h - z11.h}  // 11000001-10101001-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, { z8.h - z11.h }
// CHECK-ENCODING: [0x83,0x29,0xa9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a92983 <unknown>

fmlal   za.s[w9, 6:7], {z12.h - z15.h}, {z8.h - z11.h}  // 11000001-10101001-00101001-10000011
// CHECK-INST: fmlal   za.s[w9, 6:7, vgx4], { z12.h - z15.h }, { z8.h - z11.h }
// CHECK-ENCODING: [0x83,0x29,0xa9,0xc1]
// CHECK-ERROR: instruction requires: sme2
// CHECK-UNKNOWN: c1a92983 <unknown>