test/MC/Mips/micromips-16-bit-instructions.s

   1 # RUN: llvm-mc %s -triple=mipsel -show-encoding -mattr=micromips | \
   2 # RUN: FileCheck -check-prefix=CHECK-EL %s
   3 # RUN: llvm-mc %s -triple=mips -show-encoding -mattr=micromips | \
   4 # RUN: FileCheck -check-prefix=CHECK-EB %s
   5 # Check that the assembler can handle the documented syntax
   6 # for arithmetic and logical instructions.
   7 #------------------------------------------------------------------------------
   8 # MicroMIPS 16-bit Instructions
   9 #------------------------------------------------------------------------------
  10 # Little endian
  11 #------------------------------------------------------------------------------
  12 # CHECK-EL: mfhi    $9              # encoding: [0x09,0x46]
  13 # CHECK-EL: mflo    $9              # encoding: [0x49,0x46]
  14 # CHECK-EL: move    $25, $1         # encoding: [0x21,0x0f]
  15 # CHECK-EL: jrc     $9              # encoding: [0xa9,0x45]
  16 # CHECK-NEXT: jalr    $9            # encoding: [0xc9,0x45]
  17 # CHECK-EL: jraddiusp 20            # encoding: [0x05,0x47]
  18 # CHECK-EL: nop                     # encoding: [0x00,0x00,0x00,0x00]
  19 # CHECK-EL: jalrs16 $9              # encoding: [0xe9,0x45]
  20 # CHECK-EL: move    $zero, $zero    # encoding: [0x00,0x0c]
  21 #------------------------------------------------------------------------------
  22 # Big endian
  23 #------------------------------------------------------------------------------
  24 # CHECK-EB: mfhi    $9              # encoding: [0x46,0x09]
  25 # CHECK-EB: mflo    $9              # encoding: [0x46,0x49]
  26 # CHECK-EB: move    $25, $1         # encoding: [0x0f,0x21]
  27 # CHECK-EB: jrc     $9              # encoding: [0x45,0xa9]
  28 # CHECK-NEXT: jalr    $9            # encoding: [0x45,0xc9]
  29 # CHECK-EB: jraddiusp 20            # encoding: [0x47,0x05]
  30 # CHECK-EB: nop                     # encoding: [0x00,0x00,0x00,0x00]
  31 # CHECK-EB: jalrs16 $9              # encoding: [0x45,0xe9]
  32 # CHECK-EB: move    $zero, $zero    # encoding: [0x0c,0x00]
  33
  34     mfhi    $9
  35     mflo    $9
  36     move    $25, $1
  37     jrc     $9
  38     jalr    $9
  39     jraddiusp 20
  40     jalrs16 $9