test/MC/ARM/basic-thumb2-instructions-v8.s

   1 @ New ARMv8 T32 encodings
   2
   3 @ RUN: not llvm-mc -triple thumbv8 -show-encoding -mattr=+db < %s | FileCheck %s --check-prefix=CHECK-V8
   4 @ RUN: not llvm-mc -triple thumbv7 -show-encoding < %s 2>&1 | FileCheck %s --check-prefix=CHECK-V7
   5
   6 @ HLT
   7         hlt  #0
   8         hlt  #63
   9 @ CHECK-V8: hlt  #0                       @ encoding: [0x80,0xba]
  10 @ CHECK-V8: hlt  #63                      @ encoding: [0xbf,0xba]
  11 @ CHECK-V7: error: instruction requires: armv8
  12 @ CHECK-V7: error: instruction requires: armv8
  13
  14 @ In IT block
  15         it pl
  16         hlt #24
  17
  18 @ CHECK-V8: it pl                         @ encoding: [0x58,0xbf]
  19 @ CHECK-V8: hlt #24                       @ encoding: [0x98,0xba]
  20 @ CHECK-V7: error: instruction requires: armv8
  21
  22 @ Can accept AL condition code
  23         hltal #24
  24 @ CHECK-V8: hlt #24                       @ encoding: [0x98,0xba]
  25 @ CHECK-V7: error: instruction requires: armv8
  26
  27 @ DCPS{1,2,3}
  28         dcps1
  29         dcps2
  30         dcps3
  31 @ CHECK-V8: dcps1                         @ encoding: [0x8f,0xf7,0x01,0x80]
  32 @ CHECK-V8: dcps2                         @ encoding: [0x8f,0xf7,0x02,0x80]
  33 @ CHECK-V8: dcps3                         @ encoding: [0x8f,0xf7,0x03,0x80]
  34 @ CHECK-V7: error: instruction requires: armv8
  35 @ CHECK-V7: error: instruction requires: armv8
  36 @ CHECK-V7: error: instruction requires: armv8
  37
  38 @------------------------------------------------------------------------------
  39 @ DMB (v8 barriers)
  40 @------------------------------------------------------------------------------
  41         dmb ishld
  42         dmb oshld
  43         dmb nshld
  44         dmb ld
  45         dmb #20
  46
  47 @ CHECK-V8: dmb ishld @ encoding: [0xbf,0xf3,0x59,0x8f]
  48 @ CHECK-V8: dmb oshld @ encoding: [0xbf,0xf3,0x51,0x8f]
  49 @ CHECK-V8: dmb nshld @ encoding: [0xbf,0xf3,0x55,0x8f]
  50 @ CHECK-V8: dmb ld @ encoding: [0xbf,0xf3,0x5d,0x8f]
  51 @ CHECK-V7: error: invalid operand for instruction
  52 @ CHECK-V7: error: invalid operand for instruction
  53 @ CHECK-V7: error: invalid operand for instruction
  54 @ CHECK-V7: error: invalid operand for instruction
  55 @ CHECK-V7: error: immediate value out of range
  56
  57 @------------------------------------------------------------------------------
  58 @ DSB (v8 barriers)
  59 @------------------------------------------------------------------------------
  60         dsb ishld
  61         dsb oshld
  62         dsb nshld
  63         dsb ld
  64
  65 @ CHECK-V8: dsb ishld @ encoding: [0xbf,0xf3,0x49,0x8f]
  66 @ CHECK-V8: dsb oshld @ encoding: [0xbf,0xf3,0x41,0x8f]
  67 @ CHECK-V8: dsb nshld @ encoding: [0xbf,0xf3,0x45,0x8f]
  68 @ CHECK-V8: dsb ld @ encoding: [0xbf,0xf3,0x4d,0x8f]
  69 @ CHECK-V7: error: invalid operand for instruction
  70 @ CHECK-V7: error: invalid operand for instruction
  71 @ CHECK-V7: error: invalid operand for instruction