test/MC/ARM/thumb-hints.s

   1 @ RUN: llvm-mc -triple=thumbv7-apple-darwin -show-encoding < %s | FileCheck %s
   2 @ RUN: llvm-mc -triple=thumbv6-apple-darwin -mcpu=cortex-m0 -show-encoding < %s | FileCheck %s
   3 @ RUN: not llvm-mc -triple=thumbv6-apple-darwin -show-encoding < %s > %t 2> %t2
   4 @ RUN: FileCheck %s --check-prefix=CHECK-EVIL-PRE-UAL < %t
   5 @ RUN: FileCheck %s --check-prefix CHECK-ERROR < %t2
   6
   7   .syntax unified
   8
   9         nop
  10         yield
  11         wfe
  12         wfi
  13         sev
  14 @ CHECK: nop                            @ encoding: [0x00,0xbf]
  15 @ CHECK: yield                          @ encoding: [0x10,0xbf]
  16 @ CHECK: wfe                            @ encoding: [0x20,0xbf]
  17 @ CHECK: wfi                            @ encoding: [0x30,0xbf]
  18 @ CHECK: sev                            @ encoding: [0x40,0xbf]
  19
  20 @ CHECK-EVIL-PRE-UAL: mov r8, r8                     @ encoding: [0xc0,0x46]
  21
  22         dmb sy
  23         dmb
  24         dsb sy
  25         dsb
  26         isb sy
  27         isb
  28 @ CHECK: dmb    sy                      @ encoding: [0xbf,0xf3,0x5f,0x8f]
  29 @ CHECK: dmb    sy                      @ encoding: [0xbf,0xf3,0x5f,0x8f]
  30 @ CHECK: dsb    sy                      @ encoding: [0xbf,0xf3,0x4f,0x8f]
  31 @ CHECK: dsb    sy                      @ encoding: [0xbf,0xf3,0x4f,0x8f]
  32 @ CHECK: isb    sy                      @ encoding: [0xbf,0xf3,0x6f,0x8f]
  33 @ CHECK: isb    sy                      @ encoding: [0xbf,0xf3,0x6f,0x8f]
  34
  35
  36 @ CHECK-ERROR: error: instruction requires: armv6m or armv6t2
  37 @ CHECK-ERROR-NEXT: yield
  38
  39 @ CHECK-ERROR: error: instruction requires: armv6m or armv6t2
  40 @ CHECK-ERROR-NEXT: wfe
  41
  42 @ CHECK-ERROR: error: instruction requires: armv6m or armv6t2
  43 @ CHECK-ERROR-NEXT: wfi
  44
  45 @ CHECK-ERROR: error: instruction requires: armv6m or armv6t2
  46 @ CHECK-ERROR-NEXT: sev
  47
  48 @ CHECK-ERROR: error:
  49 @ CHECK-ERROR-NEXT: dmb sy
  50
  51 @ CHECK-ERROR: error: instruction requires: data-barriers
  52 @ CHECK-ERROR-NEXT: dmb
  53
  54 @ CHECK-ERROR: error:
  55 @ CHECK-ERROR-NEXT: dsb sy
  56
  57 @ CHECK-ERROR: error: instruction requires: data-barriers
  58 @ CHECK-ERROR-NEXT: dsb
  59
  60 @ CHECK-ERROR: error:
  61 @ CHECK-ERROR-NEXT: isb sy
  62
  63 @ CHECK-ERROR: error: instruction requires: data-barriers
  64 @ CHECK-ERROR-NEXT: isb