gcc/testsuite/gcc.target/aarch64/ashltidisi.c

   1 /* { dg-do run } */
   2 /* { dg-options "-O2 -save-temps" } */
   3
   4 extern void abort (void);
   5
   6 #define GEN_TEST_CASE(x, y, z)\
   7 __uint128_t __attribute__ ((noinline))\
   8 ushift_##x##_##z (unsigned y data)\
   9 {\
  10   return (__uint128_t) data << x;\
  11 }\
  12 __int128_t __attribute__ ((noinline)) \
  13 shift_##x##_##z (y data) \
  14 {\
  15   return (__int128_t) data << x;\
  16 }
  17
  18 GEN_TEST_CASE (53, int, i)
  19 GEN_TEST_CASE (3, long long, ll)
  20 GEN_TEST_CASE (13, long long, ll)
  21 GEN_TEST_CASE (53, long long, ll)
  22
  23 int
  24 main (int argc, char **argv)
  25 {
  26
  27 #define SHIFT_CHECK(x, y, z, p) \
  28         if (ushift_##y##_##p (x)\
  29             != ((__uint128_t) (unsigned z) x << y)) \
  30           abort ();\
  31         if (shift_##y##_##p (x)\
  32             != ((__uint128_t) (signed z) x << y)) \
  33           abort ();
  34
  35   SHIFT_CHECK (0x12345678, 53, int, i)
  36   SHIFT_CHECK (0xcafecafe, 53, int, i)
  37
  38   SHIFT_CHECK (0x1234567890abcdefLL, 3, long long, ll)
  39   SHIFT_CHECK (0x1234567890abcdefLL, 13, long long, ll)
  40   SHIFT_CHECK (0x1234567890abcdefLL, 53, long long, ll)
  41   SHIFT_CHECK (0xcafecafedeaddeadLL, 3, long long, ll)
  42   SHIFT_CHECK (0xcafecafedeaddeadLL, 13, long long, ll)
  43   SHIFT_CHECK (0xcafecafedeaddeadLL, 53, long long, ll)
  44
  45   return 0;
  46 }
  47
  48 /* { dg-final { scan-assembler-times "asr" 4 } } */
  49 /* { dg-final { scan-assembler-not "extr\t" } } */