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 extern void abort (void);
   5 extern void exit (int);
   6
   7 typedef int int32 __attribute__ ((mode (SI)));
   8 typedef int int64 __attribute__ ((mode (DI)));
   9 int foo (float inf, int64 in64, int32 in32)
  10 {
  11   int64 res64;
  12   int32 res32;
  13
  14 #if __mips != 1 && defined (__mips_hard_float)
  15   __asm__ ("trunc.w.s %0, %1" : "=f" (res32) : "f" (inf));
  16   if (res32 != 11)
  17     abort ();
  18 #endif
  19
  20 #if defined (__mips64)
  21   __asm__ ("daddu %0, %1, %1" : "=r" (res64) : "r" (in64));
  22   if (res64 != 50)
  23     abort ();
  24 #endif
  25
  26 #if (__mips == 4 || __mips == 32 || __mips == 64) && !defined (__mips16)
  27   __asm__ ("move %0,%.\n\tmovn %0,%1,%2"
  28            : "=&r" (res32) : "r" (in32), "r" (in64 != 0));
  29   if (res32 != 60)
  30     abort ();
  31 #endif
  32 }
  33
  34 int main ()
  35 {
  36   foo (11.4f, 25, 60);
  37   exit (0);
  38 }