llvm/llvm/test/MC/AArch64/SVE/ext.s

// 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 --no-print-imm-hex -d --mattr=+sve - | FileCheck %s --check-prefix=CHECK-INST
// RUN: llvm-mc -triple=aarch64 -filetype=obj -mattr=+sve < %s \
// RUN:   | llvm-objdump --no-print-imm-hex -d --mattr=-sve - | FileCheck %s --check-prefix=CHECK-UNKNOWN

ext z31.b, z31.b, z0.b, #0
// CHECK-INST: ext	z31.b, z31.b, z0.b, #0
// CHECK-ENCODING: [0x1f,0x00,0x20,0x05]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 0520001f <unknown>

ext z31.b, z31.b, z0.b, #255
// CHECK-INST: ext	z31.b, z31.b, z0.b, #255
// CHECK-ENCODING: [0x1f,0x1c,0x3f,0x05]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 053f1c1f <unknown>


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

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>

ext z31.b, z31.b, z0.b, #255
// CHECK-INST: ext	z31.b, z31.b, z0.b, #255
// CHECK-ENCODING: [0x1f,0x1c,0x3f,0x05]
// CHECK-ERROR: instruction requires: sve or sme
// CHECK-UNKNOWN: 053f1c1f <unknown>