gnu/dist/gdb6/gdb/testsuite/gdb.asm/powerpc.inc

   1         comment "subroutine prologue"
   2         .macro gdbasm_enter
   3         stwu    1, -16(1)
   4         stw     31, 8(1)
   5         mr      31, 1
   6         mflr    0
   7         stw     0, 20(1)
   8         .endm
   9
  10         comment "subroutine epilogue"
  11         .macro gdbasm_leave
  12         lwz     0, 20(1)
  13         mtlr    0
  14         lwz     31, 8(1)
  15         lwz     1, 0(1)
  16         blr
  17         .endm
  18
  19         .macro gdbasm_call subr
  20         bl \subr
  21         .endm
  22
  23         .macro gdbasm_several_nops
  24         nop
  25         nop
  26         nop
  27         nop
  28         .endm
  29
  30         comment "exit (0)"
  31         .macro gdbasm_exit0
  32         comment "Don't know how to exit, but this will certainly halt..."
  33         li      0, 0
  34         lwz     0, 0(0)
  35         .endm
  36
  37         comment "crt0 startup"
  38         .macro gdbasm_startup
  39         .p2align 2
  40         .endm
  41
  42         comment "Declare a data variable"
  43         .purgem gdbasm_datavar
  44         .macro gdbasm_datavar name value
  45         .data
  46 \name:
  47         .long   \value
  48         .endm