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: addu16  $6, $17, $4     # encoding: [0x42,0x07]
  13 # CHECK-EL: subu16  $5, $16, $3     # encoding: [0xb1,0x06]
  14 # CHECK-EL: and16   $16, $2         # encoding: [0x82,0x44]
  15 # CHECK-EL: not16   $17, $3         # encoding: [0x0b,0x44]
  16 # CHECK-EL: or16    $16, $4         # encoding: [0xc4,0x44]
  17 # CHECK-EL: xor16   $17, $5         # encoding: [0x4d,0x44]
  18 # CHECK-EL: sll16   $3, $16, 5      # encoding: [0x8a,0x25]
  19 # CHECK-EL: srl16   $4, $17, 6      # encoding: [0x1d,0x26]
  20 # CHECK-EL: addius5 $7, -2          # encoding: [0xfc,0x4c]
  21 # CHECK-EL: addiusp -16             # encoding: [0xf9,0x4f]
  22 # CHECK-EL: mfhi    $9              # encoding: [0x09,0x46]
  23 # CHECK-EL: mflo    $9              # encoding: [0x49,0x46]
  24 # CHECK-EL: move    $25, $1         # encoding: [0x21,0x0f]
  25 # CHECK-EL: jrc     $9              # encoding: [0xa9,0x45]
  26 # CHECK-NEXT: jalr    $9            # encoding: [0xc9,0x45]
  27 # CHECK-EL: jraddiusp 20            # encoding: [0x05,0x47]
  28 # CHECK-EL: nop                     # encoding: [0x00,0x00,0x00,0x00]
  29 # CHECK-EL: jalrs16 $9              # encoding: [0xe9,0x45]
  30 # CHECK-EL: move    $zero, $zero    # encoding: [0x00,0x0c]
  31 # CHECK-EL: jr16    $9              # encoding: [0x89,0x45]
  32 # CHECK-EL: nop                     # encoding: [0x00,0x00,0x00,0x00]
  33 #------------------------------------------------------------------------------
  34 # Big endian
  35 #------------------------------------------------------------------------------
  36 # CHECK-EB: addu16  $6, $17, $4     # encoding: [0x07,0x42]
  37 # CHECK-EB: subu16  $5, $16, $3     # encoding: [0x06,0xb1]
  38 # CHECK-EB: and16   $16, $2         # encoding: [0x44,0x82]
  39 # CHECK-EB: not16   $17, $3         # encoding: [0x44,0x0b]
  40 # CHECK-EB: or16    $16, $4         # encoding: [0x44,0xc4]
  41 # CHECK-EB: xor16   $17, $5         # encoding: [0x44,0x4d]
  42 # CHECK-EB: sll16   $3, $16, 5      # encoding: [0x25,0x8a]
  43 # CHECK-EB: srl16   $4, $17, 6      # encoding: [0x26,0x1d]
  44 # CHECK-EB: addius5 $7, -2          # encoding: [0x4c,0xfc]
  45 # CHECK-EB: addiusp -16             # encoding: [0x4f,0xf9]
  46 # CHECK-EB: mfhi    $9              # encoding: [0x46,0x09]
  47 # CHECK-EB: mflo    $9              # encoding: [0x46,0x49]
  48 # CHECK-EB: move    $25, $1         # encoding: [0x0f,0x21]
  49 # CHECK-EB: jrc     $9              # encoding: [0x45,0xa9]
  50 # CHECK-NEXT: jalr    $9            # encoding: [0x45,0xc9]
  51 # CHECK-EB: jraddiusp 20            # encoding: [0x47,0x05]
  52 # CHECK-EB: nop                     # encoding: [0x00,0x00,0x00,0x00]
  53 # CHECK-EB: jalrs16 $9              # encoding: [0x45,0xe9]
  54 # CHECK-EB: move    $zero, $zero    # encoding: [0x0c,0x00]
  55 # CHECK-EB: jr16    $9              # encoding: [0x45,0x89]
  56 # CHECK-EB: nop                     # encoding: [0x00,0x00,0x00,0x00]
  57
  58     addu16  $6, $17, $4
  59     subu16  $5, $16, $3
  60     and16   $16, $2
  61     not16   $17, $3
  62     or16    $16, $4
  63     xor16   $17, $5
  64     sll16   $3, $16, 5
  65     srl16   $4, $17, 6
  66     addius5 $7, -2
  67     addiusp -16
  68     mfhi    $9
  69     mflo    $9
  70     move    $25, $1
  71     jrc     $9
  72     jalr    $9
  73     jraddiusp 20
  74     jalrs16 $9
  75     jr16    $9