sim/testsuite/sim/arm/thumb/testutils.inc

   1 # FIXME: wip, copied from ../testutils.inc
   2 # r0-r3 are used as tmps, consider them call clobbered by these macros.
   3 # This uses the angel rom monitor calls.
   4 # ??? How do we use the \@ facility of .macros ???
   5 # @ is the comment char!
   6
   7         .macro a_mvi_h_gr reg, val
   8         ldr \reg,[pc]
   9         b . + 8
  10         .word \val
  11         .endm
  12
  13         .macro mvaddr_h_gr reg, addr
  14         ldr \reg,[pc]
  15         b . + 8
  16         .word \val
  17         .endm
  18
  19         .macro start
  20         .data
  21 failmsg:
  22         .asciz "fail\n"
  23 passmsg:
  24         .asciz "pass\n"
  25         .text
  26
  27 do_pass:
  28         ldr r1, passmsg_addr
  29         mov r0, #4
  30         swi #0x123456
  31         exit 0
  32 passmsg_addr:
  33         .word passmsg
  34
  35 do_fail:
  36         ldr r1, failmsg_addr
  37         mov r0, #4
  38         swi #0x123456
  39         exit 1
  40 failmsg_addr:
  41         .word failmsg
  42
  43         .global _start
  44 _start:
  45         .endm
  46
  47 # *** Other macros know pass/fail are 4 bytes in size!  Yuck.
  48
  49         .macro pass
  50         b do_pass
  51         .endm
  52
  53         .macro fail
  54         b do_fail
  55         .endm
  56
  57         .macro exit rc
  58         mov r1, #\rc
  59         mov r0, #0x2a @ decimal 42
  60         swi #1
  61         # If that returns, punt with a sigill.
  62         stc 0,cr0,[r0]
  63         .endm
  64
  65 # Other macros know this only clobbers r0.
  66         .macro test_h_gr reg, val
  67         mvaddr_h_gr r0, \val
  68         cmp \reg, r0
  69         beq . + 8
  70         fail
  71         .endm
  72
  73         .macro mvi_h_cc c, n, v, z
  74         ldi8 r0, 0
  75         ldi8 r1, 1
  76         .if xxx
  77         cmp r0, r1
  78         .else
  79         cmp r1, r0
  80         .endif
  81         .endm
  82
  83         .macro test_h_cc c, n, v, z
  84         .if xxx
  85         bc . + 8
  86         fail
  87         .else
  88         bnc . + 8
  89         fail
  90         .endif
  91         .endm