llvm/test/ExecutionEngine/RuntimeDyld/ARM/MachO_Thumb_Relocations.s

   1 # RUN: rm -rf %t && mkdir -p %t
   2 # RUN: llvm-mc -triple=thumbv7s-apple-ios7.0.0 -filetype=obj -o %t/MachO_Thumb.o %s
   3 # RUN: llvm-rtdyld -triple=thumbv7s-apple-ios7.0.0 -verify -check=%s %t/MachO_Thumb.o
   4
   5         .section        __TEXT,__text,regular,pure_instructions
   6         .syntax unified
   7
   8         .globl  thumb_caller_thumb_callee
   9         .p2align        1
  10         .code   16
  11         .thumb_func     thumb_caller_thumb_callee
  12 thumb_caller_thumb_callee:
  13         nop
  14
  15         .globl  arm_caller_thumb_callee
  16         .p2align        1
  17         .code   16
  18         .thumb_func     arm_caller_thumb_callee
  19 arm_caller_thumb_callee:
  20         nop
  21
  22         .globl  thumb_caller_arm_callee
  23         .p2align        1
  24         .code   32
  25 thumb_caller_arm_callee:
  26         nop
  27
  28         .globl  thumb_caller
  29         .p2align        1
  30         .code   16
  31         .thumb_func     thumb_caller
  32 thumb_caller:
  33         nop
  34
  35 # Check that stubs for thumb callers use thumb code (not arm), and that thumb
  36 # callees have the low bit set on their addresses.
  37 #
  38 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, thumb_caller_thumb_callee)) = 0xf000f8df
  39 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, thumb_caller_thumb_callee) + 4) = (thumb_caller_thumb_callee | 0x1)
  40         bl thumb_caller_thumb_callee
  41
  42 # Check that arm callees do not have the low bit set on their addresses.
  43 #
  44 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, thumb_caller_arm_callee)) = 0xf000f8df
  45 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, thumb_caller_arm_callee) + 4) = thumb_caller_arm_callee
  46         bl thumb_caller_arm_callee
  47
  48         .globl  arm_caller
  49         .p2align        2
  50         .code   32
  51 arm_caller:
  52         nop
  53
  54 # Check that stubs for arm callers use arm code (not thumb), and that thumb
  55 # callees have the low bit set on their addresses.
  56 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, arm_caller_thumb_callee)) = 0xe51ff004
  57 # rtdyld-check: *{4}(stub_addr(MachO_Thumb.o/__text, arm_caller_thumb_callee) + 4) = (arm_caller_thumb_callee | 0x1)
  58         bl      arm_caller_thumb_callee
  59         nop
  60
  61 .subsections_via_symbols