gcc/testsuite/gcc.dg/mips-args-3.c

   1 /* __mips, and related defines, guarantee that certain assembly
   2    instructions can be used.  Check a few examples.  */
   3 /* { dg-do run { target mips*-*-* } } */
   4 typedef int int32 __attribute__ ((mode (SI)));
   5 typedef int int64 __attribute__ ((mode (DI)));
   6 int foo (float inf, int64 in64, int32 in32)
   7 {
   8   int64 res64;
   9   int32 res32;
  10
  11 #if __mips != 1 && defined (__mips_hard_float)
  12   __asm__ ("trunc.w.s %0, %1" : "=f" (res32) : "f" (inf));
  13   if (res32 != 11)
  14     abort ();
  15 #endif
  16
  17 #if defined (__mips64)
  18   __asm__ ("daddu %0, %1, %1" : "=r" (res64) : "r" (in64));
  19   if (res64 != 50)
  20     abort ();
  21 #endif
  22
  23 #if (__mips == 4 || __mips == 32 || __mips == 64) && !defined (__mips16)
  24   __asm__ ("move %0,%.\n\tmovn %0,%1,%2"
  25            : "=&r" (res32) : "r" (in32), "r" (in64 != 0));
  26   if (res32 != 60)
  27     abort ();
  28 #endif
  29 }
  30
  31 int main ()
  32 {
  33   foo (11.4f, 25, 60);
  34   exit (0);
  35 }