sim/testsuite/sim/aarch64/testutils.inc

   1 # MACRO: exit
   2 # Terminates execution.
   3         .macro exit nr
   4
   5         stp     x29, x30, [sp,#-32]!
   6         mov     x4, #0x26
   7         mov     x7, #\nr
   8         mov     x29, sp
   9         movk    x4, #0x2, lsl #16
  10         add     x1, x29, #0x10
  11         str     x4, [x29,#16]
  12         str     x7, [x29,#24]
  13         mov     w0, #0x18
  14         hlt     #0xf000
  15
  16         .endm
  17
  18 # MACRO: swiwrite
  19 # Writes the string in X1 to stdout
  20         .macro swiwrite len
  21
  22         stp     x29, x30, [sp,#-48]!
  23         mov     x0, #1
  24         mov     x2, #\len
  25         mov     x29, sp
  26         str     x0, [x29,#24]
  27         str     x1, [x29,#32]
  28         str     x2, [x29,#40]
  29         mov     w0, #0x5
  30         add     x1, x29, #0x18
  31         hlt     #0xf000
  32         ldp     x29, x30, [sp],#48
  33         ret
  34
  35         .endm
  36
  37 # MACRO: pass
  38 # Write 'pass' to stdout and quit
  39         .macro pass
  40
  41         adrp    x1, .Lpass
  42         add     x1, x1, :lo12:.Lpass
  43
  44         swiwrite 5
  45         exit 0
  46         .endm
  47
  48 # MACRO: fail
  49 # Write 'fail' to stdout and quit
  50         .macro fail
  51
  52         adrp    x1, .Lfail
  53         add     x1, x1, :lo12:.Lfail
  54         swiwrite 5
  55         exit 1
  56         .endm
  57
  58 # MACRO: start
  59 # All assembler tests should start with a call to "start"
  60         .macro start
  61         .data
  62 .Lpass:
  63         .asciz "pass\n"
  64 .Lfail:
  65         .asciz "fail\n"
  66
  67         .text
  68 .global _start
  69 _start:
  70         .endm