gas/testsuite/gas/arm/unwind.s

   1 # Test generation of unwind tables
   2         .text
   3 foo:    @ Simple function
   4         .fnstart
   5         .save {r4, lr}
   6         mov r0, #0
   7         .fnend
   8 foo1:   @ Typical frame pointer prologue
   9         .fnstart
  10         .movsp ip
  11         @mov ip, sp
  12         .pad #4
  13         .save {fp, ip, lr}
  14         @stmfd sp!, {fp, ip, lr, pc}
  15         .setfp fp, ip, #4
  16         @sub fp, ip, #4
  17         mov r0, #1
  18         .fnend
  19 foo2:   @ Custom personality routine
  20         .fnstart
  21         .save {r1, r4, r6, lr}
  22         @stmfd {r1, r4, r6, lr}
  23         mov r0, #2
  24         .personality foo
  25         .handlerdata
  26         .word 42
  27         .fnend
  28 foo3:   @ Saving iwmmxt registers
  29         .fnstart
  30         .save {wr12}
  31         .save {wr13}
  32         .save {wr11}
  33         .save {wr10}
  34         .save {wr10, wr11}
  35         .save {wr0}
  36         mov r0, #3
  37         .fnend
  38         .code 16
  39 foo4:   @ Thumb frame pointer
  40         .fnstart
  41         .save {r7, lr}
  42         @push {r7, lr}
  43         .setfp r7, sp
  44         @mov r7, sp
  45         .pad #8
  46         @sub sp, sp, #8
  47         mov r0, #4
  48         .fnend
  49 foo5:   @ Save r0-r3 only.
  50         .fnstart
  51         .save {r0, r1, r2, r3}
  52         mov r0, #5
  53         .fnend
  54         .code 32
  55 foo6:   @ Nested function with frame pointer
  56         .fnstart
  57         .pad #4
  58         @push {ip}
  59         .movsp ip, #4
  60         @mov ip, sp
  61         .pad #4
  62         .save {fp, ip, lr}
  63         @stmfd sp!, {fp, ip, lr, pc}
  64         .setfp fp, ip, #-8
  65         @sub fp, ip, #8
  66         mov r0, #6
  67         .fnend