// 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

sub     z0.h, z0.h, z0.h
// CHECK-INST: sub     z0.h, z0.h, z0.h
// CHECK-ENCODING: [0x00,0x04,0x60,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04600400 <unknown>

sub     z21.b, z10.b, z21.b
// CHECK-INST: sub     z21.b, z10.b, z21.b
// CHECK-ENCODING: [0x55,0x05,0x35,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04350555 <unknown>

sub     z31.d, p7/m, z31.d, z31.d
// CHECK-INST: sub     z31.d, p7/m, z31.d, z31.d
// CHECK-ENCODING: [0xff,0x1f,0xc1,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04c11fff <unknown>

sub     z23.h, p3/m, z23.h, z13.h
// CHECK-INST: sub     z23.h, p3/m, z23.h, z13.h
// CHECK-ENCODING: [0xb7,0x0d,0x41,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04410db7 <unknown>

sub     z31.h, z31.h, z31.h
// CHECK-INST: sub     z31.h, z31.h, z31.h
// CHECK-ENCODING: [0xff,0x07,0x7f,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 047f07ff <unknown>

sub     z21.h, z10.h, z21.h
// CHECK-INST: sub     z21.h, z10.h, z21.h
// CHECK-ENCODING: [0x55,0x05,0x75,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04750555 <unknown>

sub     z31.b, z31.b, z31.b
// CHECK-INST: sub     z31.b, z31.b, z31.b
// CHECK-ENCODING: [0xff,0x07,0x3f,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 043f07ff <unknown>

sub     z0.s, z0.s, z0.s
// CHECK-INST: sub     z0.s, z0.s, z0.s
// CHECK-ENCODING: [0x00,0x04,0xa0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a00400 <unknown>

sub     z23.s, p3/m, z23.s, z13.s
// CHECK-INST: sub     z23.s, p3/m, z23.s, z13.s
// CHECK-ENCODING: [0xb7,0x0d,0x81,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04810db7 <unknown>

sub     z23.b, z13.b, z8.b
// CHECK-INST: sub     z23.b, z13.b, z8.b
// CHECK-ENCODING: [0xb7,0x05,0x28,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 042805b7 <unknown>

sub     z21.d, z10.d, z21.d
// CHECK-INST: sub     z21.d, z10.d, z21.d
// CHECK-ENCODING: [0x55,0x05,0xf5,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04f50555 <unknown>

sub     z21.s, z10.s, z21.s
// CHECK-INST: sub     z21.s, z10.s, z21.s
// CHECK-ENCODING: [0x55,0x05,0xb5,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04b50555 <unknown>

sub     z21.s, p5/m, z21.s, z10.s
// CHECK-INST: sub     z21.s, p5/m, z21.s, z10.s
// CHECK-ENCODING: [0x55,0x15,0x81,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04811555 <unknown>

sub     z31.s, p7/m, z31.s, z31.s
// CHECK-INST: sub     z31.s, p7/m, z31.s, z31.s
// CHECK-ENCODING: [0xff,0x1f,0x81,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04811fff <unknown>

sub     z0.d, p0/m, z0.d, z0.d
// CHECK-INST: sub     z0.d, p0/m, z0.d, z0.d
// CHECK-ENCODING: [0x00,0x00,0xc1,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04c10000 <unknown>

sub     z0.b, z0.b, z0.b
// CHECK-INST: sub     z0.b, z0.b, z0.b
// CHECK-ENCODING: [0x00,0x04,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04200400 <unknown>

sub     z23.d, z13.d, z8.d
// CHECK-INST: sub     z23.d, z13.d, z8.d
// CHECK-ENCODING: [0xb7,0x05,0xe8,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04e805b7 <unknown>

sub     z23.d, p3/m, z23.d, z13.d
// CHECK-INST: sub     z23.d, p3/m, z23.d, z13.d
// CHECK-ENCODING: [0xb7,0x0d,0xc1,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04c10db7 <unknown>

sub     z23.s, z13.s, z8.s
// CHECK-INST: sub     z23.s, z13.s, z8.s
// CHECK-ENCODING: [0xb7,0x05,0xa8,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04a805b7 <unknown>

sub     z31.b, p7/m, z31.b, z31.b
// CHECK-INST: sub     z31.b, p7/m, z31.b, z31.b
// CHECK-ENCODING: [0xff,0x1f,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04011fff <unknown>

sub     z0.h, p0/m, z0.h, z0.h
// CHECK-INST: sub     z0.h, p0/m, z0.h, z0.h
// CHECK-ENCODING: [0x00,0x00,0x41,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04410000 <unknown>

sub     z31.d, z31.d, z31.d
// CHECK-INST: sub     z31.d, z31.d, z31.d
// CHECK-ENCODING: [0xff,0x07,0xff,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04ff07ff <unknown>

sub     z31.h, p7/m, z31.h, z31.h
// CHECK-INST: sub     z31.h, p7/m, z31.h, z31.h
// CHECK-ENCODING: [0xff,0x1f,0x41,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04411fff <unknown>

sub     z23.h, z13.h, z8.h
// CHECK-INST: sub     z23.h, z13.h, z8.h
// CHECK-ENCODING: [0xb7,0x05,0x68,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 046805b7 <unknown>

sub     z21.b, p5/m, z21.b, z10.b
// CHECK-INST: sub     z21.b, p5/m, z21.b, z10.b
// CHECK-ENCODING: [0x55,0x15,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04011555 <unknown>

sub     z21.d, p5/m, z21.d, z10.d
// CHECK-INST: sub     z21.d, p5/m, z21.d, z10.d
// CHECK-ENCODING: [0x55,0x15,0xc1,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04c11555 <unknown>

sub     z0.d, z0.d, z0.d
// CHECK-INST: sub     z0.d, z0.d, z0.d
// CHECK-ENCODING: [0x00,0x04,0xe0,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04e00400 <unknown>

sub     z31.s, z31.s, z31.s
// CHECK-INST: sub     z31.s, z31.s, z31.s
// CHECK-ENCODING: [0xff,0x07,0xbf,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04bf07ff <unknown>

sub     z0.b, p0/m, z0.b, z0.b
// CHECK-INST: sub     z0.b, p0/m, z0.b, z0.b
// CHECK-ENCODING: [0x00,0x00,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04010000 <unknown>

sub     z0.s, p0/m, z0.s, z0.s
// CHECK-INST: sub     z0.s, p0/m, z0.s, z0.s
// CHECK-ENCODING: [0x00,0x00,0x81,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04810000 <unknown>

sub     z21.h, p5/m, z21.h, z10.h
// CHECK-INST: sub     z21.h, p5/m, z21.h, z10.h
// CHECK-ENCODING: [0x55,0x15,0x41,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04411555 <unknown>

sub     z23.b, p3/m, z23.b, z13.b
// CHECK-INST: sub     z23.b, p3/m, z23.b, z13.b
// CHECK-ENCODING: [0xb7,0x0d,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04010db7 <unknown>

// -----------------------
//

sub     z0.b, z0.b, #0
// CHECK-INST: sub     z0.b, z0.b, #0
// CHECK-ENCODING: [0x00,0xc0,0x21,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2521c000 <unknown>

sub     z31.b, z31.b, #255
// CHECK-INST: sub     z31.b, z31.b, #255
// CHECK-ENCODING: [0xff,0xdf,0x21,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2521dfff <unknown>

sub     z0.h, z0.h, #0
// CHECK-INST: sub     z0.h, z0.h, #0
// CHECK-ENCODING: [0x00,0xc0,0x61,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2561c000 <unknown>

sub     z0.h, z0.h, #0, lsl #8
// CHECK-INST: sub     z0.h, z0.h, #0, lsl #8
// CHECK-ENCODING: [0x00,0xe0,0x61,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2561e000 <unknown>

sub     z31.h, z31.h, #255, lsl #8
// CHECK-INST: sub     z31.h, z31.h, #65280
// CHECK-ENCODING: [0xff,0xff,0x61,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2561ffff <unknown>

sub     z31.h, z31.h, #65280
// CHECK-INST: sub     z31.h, z31.h, #65280
// CHECK-ENCODING: [0xff,0xff,0x61,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 2561ffff <unknown>

sub     z0.s, z0.s, #0
// CHECK-INST: sub     z0.s, z0.s, #0
// CHECK-ENCODING: [0x00,0xc0,0xa1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25a1c000 <unknown>

sub     z0.s, z0.s, #0, lsl #8
// CHECK-INST: sub     z0.s, z0.s, #0, lsl #8
// CHECK-ENCODING: [0x00,0xe0,0xa1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25a1e000 <unknown>

sub     z31.s, z31.s, #255, lsl #8
// CHECK-INST: sub     z31.s, z31.s, #65280
// CHECK-ENCODING: [0xff,0xff,0xa1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25a1ffff <unknown>

sub     z31.s, z31.s, #65280
// CHECK-INST: sub     z31.s, z31.s, #65280
// CHECK-ENCODING: [0xff,0xff,0xa1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25a1ffff <unknown>

sub     z0.d, z0.d, #0
// CHECK-INST: sub     z0.d, z0.d, #0
// CHECK-ENCODING: [0x00,0xc0,0xe1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25e1c000 <unknown>

sub     z0.d, z0.d, #0, lsl #8
// CHECK-INST: sub     z0.d, z0.d, #0, lsl #8
// CHECK-ENCODING: [0x00,0xe0,0xe1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25e1e000 <unknown>

sub     z31.d, z31.d, #255, lsl #8
// CHECK-INST: sub     z31.d, z31.d, #65280
// CHECK-ENCODING: [0xff,0xff,0xe1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25e1ffff <unknown>

sub     z31.d, z31.d, #65280
// CHECK-INST: sub     z31.d, z31.d, #65280
// CHECK-ENCODING: [0xff,0xff,0xe1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25e1ffff <unknown>



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

movprfx z23.b, p3/z, z30.b
// CHECK-INST: movprfx	z23.b, p3/z, z30.b
// CHECK-ENCODING: [0xd7,0x2f,0x10,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04102fd7 <unknown>

sub     z23.b, p3/m, z23.b, z13.b
// CHECK-INST: sub	z23.b, p3/m, z23.b, z13.b
// CHECK-ENCODING: [0xb7,0x0d,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04010db7 <unknown>

movprfx z23, z30
// CHECK-INST: movprfx	z23, z30
// CHECK-ENCODING: [0xd7,0xbf,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0420bfd7 <unknown>

sub     z23.b, p3/m, z23.b, z13.b
// CHECK-INST: sub	z23.b, p3/m, z23.b, z13.b
// CHECK-ENCODING: [0xb7,0x0d,0x01,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 04010db7 <unknown>

movprfx z31, z6
// CHECK-INST: movprfx	z31, z6
// CHECK-ENCODING: [0xdf,0xbc,0x20,0x04]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0420bcdf <unknown>

sub     z31.d, z31.d, #65280
// CHECK-INST: sub	z31.d, z31.d, #65280
// CHECK-ENCODING: [0xff,0xff,0xe1,0x25]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 25e1ffff <unknown>