gcc/testsuite/gcc.dg/torture/pr98219-1.c

   1 /* { dg-do run { target { { i?86-*-* x86_64-*-* } && { ! ia32 } } } } */
   2 /* { dg-skip-if "PR81210 sp not aligned to 16 bytes" { *-*-darwin* } } */
   3 /* { dg-options "-muintr -mgeneral-regs-only" } */
   4
   5 #include <x86gprintrin.h>
   6
   7 extern void exit (int);
   8 typedef unsigned int uword_t __attribute__ ((mode (__word__)));
   9
  10 #define UIRRV           0x12345670
  11 #define RIP             0x12345671
  12 #define RFLAGS          0x12345672
  13 #define RSP             0x12345673
  14
  15 #define STRING(x)       XSTRING(x)
  16 #define XSTRING(x)      #x
  17 #define ASMNAME(cname)  ASMNAME2 (__USER_LABEL_PREFIX__, cname)
  18 #define ASMNAME2(prefix, cname) XSTRING (prefix) cname
  19
  20 void
  21 __attribute__((interrupt, used))
  22 fn (struct __uintr_frame *frame, uword_t uirrv)
  23 {
  24   if (UIRRV != uirrv)
  25     __builtin_abort ();
  26   if (RIP != frame->rip)
  27     __builtin_abort ();
  28   if (RFLAGS != frame->rflags)
  29     __builtin_abort ();
  30   if (RSP != frame->rsp)
  31     __builtin_abort ();
  32
  33   exit (0);
  34 }
  35
  36 int
  37 main ()
  38 {
  39   asm ("push    $" STRING (RSP) ";              \
  40         push    $" STRING (RFLAGS) ";           \
  41         push    $" STRING (RIP) ";              \
  42         push    $" STRING (UIRRV) ";            \
  43         jmp     " ASMNAME ("fn"));
  44   return 0;
  45 }