arm_bl_out_of_range.s 960 B

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  1. # arm_bl_out_of_range.s
  2. # Test ARM bl instructions just out of the branch range limits.
  3. .syntax unified
  4. .arch armv5te
  5. .section .text.pre,"x"
  6. # Add padding so that target is just out of branch range.
  7. .space 8
  8. .align 2
  9. .global _backward_target
  10. _backward_target:
  11. bx lr
  12. .size _backward_target, .-_backward_target
  13. .text
  14. # Use 256-byte alignment so that we know where the stubs start.
  15. .align 8
  16. # Define _start so that linker does not complain.
  17. .global _start
  18. _start:
  19. bx lr
  20. .size _start, .-_start
  21. .global _backward_test
  22. _backward_test:
  23. bl _backward_target
  24. .size _backward_test, .-_backward_test
  25. .global _forward_test
  26. _forward_test:
  27. bl _forward_target
  28. .size _forward_test, .-_forward_test
  29. # Align stub table for address matching
  30. .align 8
  31. .section .text.post,"x"
  32. # Add padding so that target is just out of branch range.
  33. .space 16
  34. .align 2
  35. .global _forward_target
  36. _forward_target:
  37. bx lr
  38. .size _forward_target, .-_forward_target