Viewing file:  store_lane0_str_1.c (1.65 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2" } */
typedef int v2si __attribute__ ((vector_size (8)));
typedef float v2sf __attribute__ ((vector_size (8)));
typedef short v4hi __attribute__ ((vector_size (8)));
typedef __fp16 v4hf __attribute__ ((vector_size (8)));
typedef char v8qi __attribute__ ((vector_size (8)));
typedef int v4si __attribute__ ((vector_size (16)));
typedef float v4sf __attribute__ ((vector_size (16)));
typedef short v8hi __attribute__ ((vector_size (16)));
typedef __fp16 v8hf __attribute__ ((vector_size (16)));
typedef char v16qi __attribute__ ((vector_size (16)));
typedef long long v2di __attribute__ ((vector_size (16)));
typedef double v2df __attribute__ ((vector_size (16)));
#if __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
#define LANE(N) (N - 1)
#else
#define LANE(N) 0
#endif
#define FUNC(T, E, N) \
void \
store_lane_##T (T x, E *y) \
{ \
y[0] = x[N - 1 - LANE (N)]; \
y[3] = x[LANE (N)]; \
}
FUNC (v2si, int, 2)
FUNC (v2sf, float, 2)
FUNC (v4hi, short, 4)
FUNC (v4hf, __fp16, 4)
FUNC (v8qi, char, 8)
FUNC (v4si, int, 4)
FUNC (v4sf, float, 4)
FUNC (v8hi, short, 8)
FUNC (v8hf, __fp16, 8)
FUNC (v16qi, char, 16)
FUNC (v2di, long long, 2)
FUNC (v2df, double, 2)
/* When storing lane zero of a vector we can use the scalar STR instruction
that supports more addressing modes. */
/* { dg-final { scan-assembler-times "str\ts\[0-9\]+" 4 } } */
/* { dg-final { scan-assembler-times "str\tb\[0-9\]+" 2 } } */
/* { dg-final { scan-assembler-times "str\th\[0-9\]+" 4 } } */
/* { dg-final { scan-assembler-times "str\td\[0-9\]+" 2 } } */
/* { dg-final { scan-assembler-not "umov" } } */
/* { dg-final { scan-assembler-not "dup" } } */
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