// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sve < %s \
// RUN:        | FileCheck %s --check-prefixes=CHECK-ENCODING,CHECK-INST
// RUN: llvm-mc -triple=aarch64 -show-encoding -mattr=+sme < %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=+sve < %s \
// RUN:        | llvm-objdump -d --mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
// RUN:   | llvm-objdump -d --mattr=-sve - | FileCheck %s --check-prefix=CHECK-UNKNOWN


// ---------------------------------------------------------------------------//
// Test 64-bit form (x0) and its aliases
// ---------------------------------------------------------------------------//
uqdecw  x0
// CHECK-INST: uqdecw  x0
// CHECK-ENCODING: [0xe0,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ffe0 <unknown>

uqdecw  x0, all
// CHECK-INST: uqdecw  x0
// CHECK-ENCODING: [0xe0,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ffe0 <unknown>

uqdecw  x0, all, mul #1
// CHECK-INST: uqdecw  x0
// CHECK-ENCODING: [0xe0,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ffe0 <unknown>

uqdecw  x0, all, mul #16
// CHECK-INST: uqdecw  x0, all, mul #16
// CHECK-ENCODING: [0xe0,0xff,0xbf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04bfffe0 <unknown>


// ---------------------------------------------------------------------------//
// Test 32-bit form (w0) and its aliases
// ---------------------------------------------------------------------------//

uqdecw  w0
// CHECK-INST: uqdecw  w0
// CHECK-ENCODING: [0xe0,0xff,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0ffe0 <unknown>

uqdecw  w0, all
// CHECK-INST: uqdecw  w0
// CHECK-ENCODING: [0xe0,0xff,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0ffe0 <unknown>

uqdecw  w0, all, mul #1
// CHECK-INST: uqdecw  w0
// CHECK-ENCODING: [0xe0,0xff,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0ffe0 <unknown>

uqdecw  w0, all, mul #16
// CHECK-INST: uqdecw  w0, all, mul #16
// CHECK-ENCODING: [0xe0,0xff,0xaf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04afffe0 <unknown>

uqdecw  w0, pow2
// CHECK-INST: uqdecw  w0, pow2
// CHECK-ENCODING: [0x00,0xfc,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0fc00 <unknown>

uqdecw  w0, pow2, mul #16
// CHECK-INST: uqdecw  w0, pow2, mul #16
// CHECK-ENCODING: [0x00,0xfc,0xaf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04affc00 <unknown>


// ---------------------------------------------------------------------------//
// Test vector form and aliases.
// ---------------------------------------------------------------------------//
uqdecw  z0.s
// CHECK-INST: uqdecw  z0.s
// CHECK-ENCODING: [0xe0,0xcf,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cfe0 <unknown>

uqdecw  z0.s, all
// CHECK-INST: uqdecw  z0.s
// CHECK-ENCODING: [0xe0,0xcf,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cfe0 <unknown>

uqdecw  z0.s, all, mul #1
// CHECK-INST: uqdecw  z0.s
// CHECK-ENCODING: [0xe0,0xcf,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cfe0 <unknown>

uqdecw  z0.s, all, mul #16
// CHECK-INST: uqdecw  z0.s, all, mul #16
// CHECK-ENCODING: [0xe0,0xcf,0xaf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04afcfe0 <unknown>

uqdecw  z0.s, pow2
// CHECK-INST: uqdecw  z0.s, pow2
// CHECK-ENCODING: [0x00,0xcc,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cc00 <unknown>

uqdecw  z0.s, pow2, mul #16
// CHECK-INST: uqdecw  z0.s, pow2, mul #16
// CHECK-ENCODING: [0x00,0xcc,0xaf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04afcc00 <unknown>


// ---------------------------------------------------------------------------//
// Test all patterns for 64-bit form
// ---------------------------------------------------------------------------//

uqdecw  x0, pow2
// CHECK-INST: uqdecw  x0, pow2
// CHECK-ENCODING: [0x00,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fc00 <unknown>

uqdecw  x0, vl1
// CHECK-INST: uqdecw  x0, vl1
// CHECK-ENCODING: [0x20,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fc20 <unknown>

uqdecw  x0, vl2
// CHECK-INST: uqdecw  x0, vl2
// CHECK-ENCODING: [0x40,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fc40 <unknown>

uqdecw  x0, vl3
// CHECK-INST: uqdecw  x0, vl3
// CHECK-ENCODING: [0x60,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fc60 <unknown>

uqdecw  x0, vl4
// CHECK-INST: uqdecw  x0, vl4
// CHECK-ENCODING: [0x80,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fc80 <unknown>

uqdecw  x0, vl5
// CHECK-INST: uqdecw  x0, vl5
// CHECK-ENCODING: [0xa0,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fca0 <unknown>

uqdecw  x0, vl6
// CHECK-INST: uqdecw  x0, vl6
// CHECK-ENCODING: [0xc0,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fcc0 <unknown>

uqdecw  x0, vl7
// CHECK-INST: uqdecw  x0, vl7
// CHECK-ENCODING: [0xe0,0xfc,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fce0 <unknown>

uqdecw  x0, vl8
// CHECK-INST: uqdecw  x0, vl8
// CHECK-ENCODING: [0x00,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fd00 <unknown>

uqdecw  x0, vl16
// CHECK-INST: uqdecw  x0, vl16
// CHECK-ENCODING: [0x20,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fd20 <unknown>

uqdecw  x0, vl32
// CHECK-INST: uqdecw  x0, vl32
// CHECK-ENCODING: [0x40,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fd40 <unknown>

uqdecw  x0, vl64
// CHECK-INST: uqdecw  x0, vl64
// CHECK-ENCODING: [0x60,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fd60 <unknown>

uqdecw  x0, vl128
// CHECK-INST: uqdecw  x0, vl128
// CHECK-ENCODING: [0x80,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fd80 <unknown>

uqdecw  x0, vl256
// CHECK-INST: uqdecw  x0, vl256
// CHECK-ENCODING: [0xa0,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fda0 <unknown>

uqdecw  x0, #14
// CHECK-INST: uqdecw  x0, #14
// CHECK-ENCODING: [0xc0,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fdc0 <unknown>

uqdecw  x0, #15
// CHECK-INST: uqdecw  x0, #15
// CHECK-ENCODING: [0xe0,0xfd,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fde0 <unknown>

uqdecw  x0, #16
// CHECK-INST: uqdecw  x0, #16
// CHECK-ENCODING: [0x00,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fe00 <unknown>

uqdecw  x0, #17
// CHECK-INST: uqdecw  x0, #17
// CHECK-ENCODING: [0x20,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fe20 <unknown>

uqdecw  x0, #18
// CHECK-INST: uqdecw  x0, #18
// CHECK-ENCODING: [0x40,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fe40 <unknown>

uqdecw  x0, #19
// CHECK-INST: uqdecw  x0, #19
// CHECK-ENCODING: [0x60,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fe60 <unknown>

uqdecw  x0, #20
// CHECK-INST: uqdecw  x0, #20
// CHECK-ENCODING: [0x80,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fe80 <unknown>

uqdecw  x0, #21
// CHECK-INST: uqdecw  x0, #21
// CHECK-ENCODING: [0xa0,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fea0 <unknown>

uqdecw  x0, #22
// CHECK-INST: uqdecw  x0, #22
// CHECK-ENCODING: [0xc0,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fec0 <unknown>

uqdecw  x0, #23
// CHECK-INST: uqdecw  x0, #23
// CHECK-ENCODING: [0xe0,0xfe,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0fee0 <unknown>

uqdecw  x0, #24
// CHECK-INST: uqdecw  x0, #24
// CHECK-ENCODING: [0x00,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ff00 <unknown>

uqdecw  x0, #25
// CHECK-INST: uqdecw  x0, #25
// CHECK-ENCODING: [0x20,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ff20 <unknown>

uqdecw  x0, #26
// CHECK-INST: uqdecw  x0, #26
// CHECK-ENCODING: [0x40,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ff40 <unknown>

uqdecw  x0, #27
// CHECK-INST: uqdecw  x0, #27
// CHECK-ENCODING: [0x60,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ff60 <unknown>

uqdecw  x0, #28
// CHECK-INST: uqdecw  x0, #28
// CHECK-ENCODING: [0x80,0xff,0xb0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b0ff80 <unknown>


// --------------------------------------------------------------------------//
// Test compatibility with MOVPRFX instruction.

movprfx z0, z7
// CHECK-INST: movprfx	z0, z7
// CHECK-ENCODING: [0xe0,0xbc,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0420bce0 <unknown>

uqdecw  z0.s
// CHECK-INST: uqdecw	z0.s
// CHECK-ENCODING: [0xe0,0xcf,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cfe0 <unknown>

movprfx z0, z7
// CHECK-INST: movprfx	z0, z7
// CHECK-ENCODING: [0xe0,0xbc,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0420bce0 <unknown>

uqdecw  z0.s, pow2, mul #16
// CHECK-INST: uqdecw	z0.s, pow2, mul #16
// CHECK-ENCODING: [0x00,0xcc,0xaf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04afcc00 <unknown>

movprfx z0, z7
// CHECK-INST: movprfx	z0, z7
// CHECK-ENCODING: [0xe0,0xbc,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0420bce0 <unknown>

uqdecw  z0.s, pow2
// CHECK-INST: uqdecw	z0.s, pow2
// CHECK-ENCODING: [0x00,0xcc,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a0cc00 <unknown>