gcc/testsuite/gcc.target/i386/rtm-check.h

   1 #include <stdlib.h>
   2 #include "cpuid.h"
   3
   4 static void rtm_test (void);
   5
   6 static void __attribute__ ((noinline)) do_test (void)
   7 {
   8   rtm_test ();
   9 }
  10
  11 int
  12 main ()
  13 {
  14   unsigned int eax, ebx, ecx, edx;
  15
  16   if (__get_cpuid_max (0, NULL) >= 7)
  17     {
  18       __cpuid_count (7, 0, eax, ebx, ecx, edx);
  19       if (ebx & bit_RTM)
  20         {
  21           do_test ();
  22 #ifdef DEBUG
  23           printf ("PASSED\n");
  24 #endif
  25           return 0;
  26         }
  27     }
  28 #ifdef DEBUG
  29   printf ("SKIPPED\n");
  30 #endif
  31   return 0;
  32 }