llvm/test/MC/ARM/armv8.9a-clrbhb.s

   1 // CLRBHB is optional for all v8a/v9a, mandatory for 8.9a/9.4a.
   2 // Assembly is always permitted for instructions in the hint space.
   3
   4 // Invalid before v8
   5 // RUN: not llvm-mc -show-encoding -triple armv7-none-none-eabi < %s 2>&1 | FileCheck %s --check-prefix=INVALID
   6 // RUN: not llvm-mc -show-encoding -triple armv7-none-none-eabi -mattr=-clrbhb < %s 2>&1 | FileCheck %s --check-prefix=INVALID
   7 // RUN: not llvm-mc -show-encoding -triple armv7-none-none-eabi -mattr=+clrbhb < %s 2>&1 | FileCheck %s --check-prefix=REQUIRESV8
   8
   9 // Optional, off by default
  10 // RUN: llvm-mc -show-encoding -triple armv8-none-none-eabi < %s | FileCheck %s --check-prefix=A32_HINT
  11 // RUN: llvm-mc -show-encoding -triple armv8.8a-none-none-eabi < %s | FileCheck %s --check-prefix=A32_HINT
  12 // RUN: llvm-mc -show-encoding -triple thumbv8-none-none-eabi < %s | FileCheck %s --check-prefix=T32_HINT
  13 // RUN: llvm-mc -show-encoding -triple thumbv8.8a-none-none-eabi < %s | FileCheck %s --check-prefix=T32_HINT
  14
  15 // Optional, off by default, doubly disabled
  16 // RUN: llvm-mc -show-encoding -triple armv8-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=A32_HINT
  17 // RUN: llvm-mc -show-encoding -triple armv8.8a-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=A32_HINT
  18 // RUN: llvm-mc -show-encoding -triple thumbv8-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=T32_HINT
  19 // RUN: llvm-mc -show-encoding -triple thumbv8.8a-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=T32_HINT
  20
  21 // Optional, off by default, manually enabled
  22 // RUN: llvm-mc -show-encoding -triple armv8-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=A32_CLRBHB
  23 // RUN: llvm-mc -show-encoding -triple armv8.8a-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=A32_CLRBHB
  24 // RUN: llvm-mc -show-encoding -triple thumbv8-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=T32_CLRBHB
  25 // RUN: llvm-mc -show-encoding -triple thumbv8.8a-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=T32_CLRBHB
  26
  27 // Mandatory, enabled by default
  28 // RUN: llvm-mc -show-encoding -triple armv8.9a-none-none-eabi < %s | FileCheck %s --check-prefix=A32_CLRBHB
  29 // RUN: llvm-mc -show-encoding -triple thumbv8.9a-none-none-eabi < %s | FileCheck %s --check-prefix=T32_CLRBHB
  30
  31 // Mandatory, on by default, doubly enabled
  32 // RUN: llvm-mc -show-encoding -triple armv8.9a-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=A32_CLRBHB
  33 // RUN: llvm-mc -show-encoding -triple thumbv8.9a-none-none-eabi -mattr=+clrbhb < %s | FileCheck %s --check-prefix=T32_CLRBHB
  34
  35 // Mandatory, can't prevent disabling in LLVM
  36 // RUN: llvm-mc -show-encoding -triple armv8.9a-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=A32_HINT
  37 // RUN: llvm-mc -show-encoding -triple thumbv8.9a-none-none-eabi -mattr=-clrbhb < %s | FileCheck %s --check-prefix=T32_HINT
  38
  39         clrbhb
  40         hint #22
  41
  42 // INVALID: <stdin>:[[@LINE-3]]:9: error: invalid instruction
  43 // INVALID-NOT: <stdin>:[[@LINE-3]]:9: error: invalid instruction
  44 // REQUIRESV8: <stdin>:[[@LINE-5]]:9: error: instruction requires: armv8
  45 // REQUIRESV8-NOT: <stdin>:[[@LINE-5]]:9: error: instruction requires: armv8
  46 // A32_CLRBHB: clrbhb   @ encoding: [0x16,0xf0,0x20,0xe3]
  47 // A32_CLRBHB: clrbhb   @ encoding: [0x16,0xf0,0x20,0xe3]
  48 // A32_HINT: hint #22   @ encoding: [0x16,0xf0,0x20,0xe3]
  49 // A32_HINT: hint #22   @ encoding: [0x16,0xf0,0x20,0xe3]
  50 // T32_CLRBHB: clrbhb   @ encoding: [0xaf,0xf3,0x16,0x80]
  51 // T32_CLRBHB: clrbhb   @ encoding: [0xaf,0xf3,0x16,0x80]
  52 // T32_HINT: hint.w #22 @ encoding: [0xaf,0xf3,0x16,0x80]
  53 // T32_HINT: hint.w #22 @ encoding: [0xaf,0xf3,0x16,0x80]