gcc/testsuite/gcc.target/aarch64/ngc.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 --save-temps -fno-inline" } */
   3
   4 extern void abort (void);
   5 typedef unsigned int u32;
   6
   7 u32
   8 ngc_si (u32 a, u32 b, u32 c, u32 d)
   9 {
  10   a = -b - (c < d);
  11   return a;
  12 }
  13
  14 typedef unsigned long long u64;
  15
  16 u64
  17 ngc_si_tst (u64 a, u32 b, u32 c, u32 d)
  18 {
  19   a = -b - (c < d);
  20   return a;
  21 }
  22
  23 u64
  24 ngc_di (u64 a, u64 b, u64 c, u64 d)
  25 {
  26   a = -b - (c < d);
  27   return a;
  28 }
  29
  30 int
  31 main ()
  32 {
  33   int x;
  34   u64 y;
  35
  36   x = ngc_si (29, 4, 5, 4);
  37   if (x != -4)
  38     abort ();
  39
  40   x = ngc_si (1024, 2, 20, 13);
  41   if (x != -2)
  42     abort ();
  43
  44   y = ngc_si_tst (0x130000029ll, 32, 50, 12);
  45   if (y != 0xffffffe0)
  46     abort ();
  47
  48   y = ngc_si_tst (0x5000500050005ll, 21, 2, 14);
  49   if (y != 0xffffffea)
  50     abort ();
  51
  52   y = ngc_di (0x130000029ll, 0x320000004ll, 0x505050505ll, 0x123123123ll);
  53   if (y != 0xfffffffcdffffffc)
  54     abort ();
  55
  56   y = ngc_di (0x5000500050005ll,
  57               0x2111211121112ll, 0x0000000002020ll, 0x1414575046477ll);
  58   if (y != 0xfffdeeedeeedeeed)
  59     abort ();
  60
  61   return 0;
  62 }
  63
  64 /* { dg-final { scan-assembler-times "ngc\tw\[0-9\]+, w\[0-9\]+" 2 } } */
  65 /* { dg-final { scan-assembler-times "ngc\tx\[0-9\]+, x\[0-9\]+" 1 } } */