gdb/testsuite/gdb.asm/mips.inc

   1         comment "subroutine declare"
   2         .purgem gdbasm_declare
   3         .macro gdbasm_declare name
   4         .align  2
   5         .ent    \name
   6         .type   \name,@function
   7 \name:
   8         .endm
   9
  10         comment "subroutine prologue"
  11         .macro gdbasm_enter
  12         .frame  $fp, 32, $31
  13         .mask   0xd0000000,-4
  14         .set    noreorder
  15         .cpload $25
  16         .set    reorder
  17         subu    $sp, $sp, 32
  18         .cprestore 16
  19         sw      $31, 28($sp)
  20         sw      $fp, 24($sp)
  21         sw      $28, 20($sp)
  22         move    $fp, $sp
  23         .endm
  24
  25         comment "subroutine epilogue"
  26         .macro gdbasm_leave
  27         lw      $31, 28($sp)
  28         lw      $fp, 24($sp)
  29         .set    noreorder
  30         .set    nomacro
  31         j       $31
  32         addu    $sp, $sp, 32
  33         .set    macro
  34         .set    reorder
  35         .endm
  36
  37         comment "subroutine end"
  38         .purgem gdbasm_end
  39         .macro gdbasm_end name
  40         .end    \name
  41         .endm
  42
  43         .macro gdbasm_call subr
  44         la      $25, \subr
  45         jal     $31, $25
  46         .endm
  47
  48         .macro gdbasm_several_nops
  49         nop
  50         nop
  51         nop
  52         nop
  53         .endm
  54
  55         comment "exit (0)"
  56         .macro gdbasm_exit0
  57         comment "Don't know how to exit, but this will certainly halt..."
  58         lw      $2, 0($0)
  59         .endm
  60
  61         comment "crt0 startup"
  62         .macro gdbasm_startup
  63         move    $fp, $sp
  64         .endm