gcc/testsuite/gcc.target/aarch64/vld1-vst1_1.c

   1 /* Test vld1 and vst1 maintain consistent indexing.  */
   2 /* { dg-do run } */
   3 /* { dg-options "-O3" } */
   4 #include <arm_neon.h>
   5
   6 extern void abort (void);
   7
   8 #define TESTMETH(TYPE, NUM, BASETYPE, SUFFIX)   \
   9 int __attribute__ ((noinline))                  \
  10 test_vld1_vst1##SUFFIX ()                       \
  11 {                                               \
  12   TYPE vec;                                     \
  13   int i = 0;                                    \
  14   BASETYPE src[NUM];                            \
  15   BASETYPE dest[NUM];                           \
  16   for (i = 0; i < NUM; i++)                     \
  17     src[i] = 2*i + 1;                           \
  18   asm volatile ("":::"memory");                 \
  19   vec = vld1 ## SUFFIX (src);                   \
  20   asm volatile ("":::"memory");                 \
  21   vst1 ## SUFFIX (dest, vec);                   \
  22   asm volatile ("":::"memory");                 \
  23   for (i = 0; i < NUM; i++)                     \
  24     if (src[i] != dest[i])                      \
  25       return 1;                                 \
  26   return 0;                                     \
  27 }
  28
  29 #define VARIANTS(THING)                 \
  30 THING (int8x8_t, 8, int8_t, _s8)        \
  31 THING (uint8x8_t, 8, uint8_t, _u8)      \
  32 THING (int16x4_t, 4, int16_t, _s16)     \
  33 THING (uint16x4_t, 4, uint16_t, _u16)   \
  34 THING (int32x2_t, 2, int32_t, _s32)     \
  35 THING (uint32x2_t, 2, uint32_t, _u32)   \
  36 THING (float32x2_t, 2, float32_t, _f32) \
  37 THING (int8x16_t, 16, int8_t, q_s8)     \
  38 THING (uint8x16_t, 16, uint8_t, q_u8)   \
  39 THING (int16x8_t, 8, int16_t, q_s16)    \
  40 THING (uint16x8_t, 8, uint16_t, q_u16)  \
  41 THING (int32x4_t, 4, int32_t, q_s32)    \
  42 THING (uint32x4_t, 4, uint32_t, q_u32)  \
  43 THING (int64x2_t, 2, int64_t, q_s64)    \
  44 THING (uint64x2_t, 2, uint64_t, q_u64)  \
  45 THING (float64x2_t, 2, float64_t, q_f64)
  46
  47 VARIANTS (TESTMETH)
  48
  49 #define DOTEST(TYPE, NUM, BASETYPE, SUFFIX)     \
  50   if (test_vld1_vst1##SUFFIX ())                \
  51     abort ();
  52
  53 int
  54 main ()
  55 {
  56   VARIANTS (DOTEST);
  57   return 0;
  58 }