Viewing file:  average_1.c (2.13 KB) -rw-r--r--
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
/* { dg-do compile } */
/* { dg-options "-O2 -ftree-vectorize -fdump-tree-vect-details --save-temps" } */
#include <stdint.h>
#define AVERAGE(TYPE, BIGGER, RND) \
TYPE __attribute__ ((noinline, noclone)) \
avg_##TYPE##_##RND (TYPE *restrict x, TYPE *restrict y, TYPE *restrict z, \
int n) \
{ \
for (int i = 0; i < n; i++) \
{ \
z[i] = ((BIGGER)x[i] + y[i] + RND) >> 1; \
} \
}
AVERAGE (int8_t, int64_t, 0)
AVERAGE (int16_t, int64_t, 0)
AVERAGE (int32_t, int64_t, 0)
AVERAGE (uint8_t, uint64_t, 0)
AVERAGE (uint16_t, uint64_t, 0)
AVERAGE (uint32_t, uint64_t, 0)
AVERAGE (int8_t, int64_t, 1)
AVERAGE (int16_t, int64_t, 1)
AVERAGE (int32_t, int64_t, 1)
AVERAGE (uint8_t, uint64_t, 1)
AVERAGE (uint16_t, uint64_t, 1)
AVERAGE (uint32_t, uint64_t, 1)
/* { dg-final { scan-tree-dump-times "vectorized 1 loops in function" 12 "vect" } } */
/* { dg-final { scan-assembler-times {\tshadd\tz[0-9]+\.b, p[0-7]/m, z[0-9]+\.b, z[0-9]+\.b\n} 1 } } */
/* { dg-final { scan-assembler-times {\tshadd\tz[0-9]+\.h, p[0-7]/m, z[0-9]+\.h, z[0-9]+\.h\n} 1 } } */
/* { dg-final { scan-assembler-times {\tshadd\tz[0-9]+\.s, p[0-7]/m, z[0-9]+\.s, z[0-9]+\.s\n} 1 } } */
/* { dg-final { scan-assembler-times {\tuhadd\tz[0-9]+\.b, p[0-7]/m, z[0-9]+\.b, z[0-9]+\.b\n} 1 } } */
/* { dg-final { scan-assembler-times {\tuhadd\tz[0-9]+\.h, p[0-7]/m, z[0-9]+\.h, z[0-9]+\.h\n} 1 } } */
/* { dg-final { scan-assembler-times {\tuhadd\tz[0-9]+\.s, p[0-7]/m, z[0-9]+\.s, z[0-9]+\.s\n} 1 } } */
/* { dg-final { scan-assembler-times {\tsrhadd\tz[0-9]+\.b, p[0-7]/m, z[0-9]+\.b, z[0-9]+\.b\n} 1 } } */
/* { dg-final { scan-assembler-times {\tsrhadd\tz[0-9]+\.h, p[0-7]/m, z[0-9]+\.h, z[0-9]+\.h\n} 1 } } */
/* { dg-final { scan-assembler-times {\tsrhadd\tz[0-9]+\.s, p[0-7]/m, z[0-9]+\.s, z[0-9]+\.s\n} 1 } } */
/* { dg-final { scan-assembler-times {\turhadd\tz[0-9]+\.b, p[0-7]/m, z[0-9]+\.b, z[0-9]+\.b\n} 1 } } */
/* { dg-final { scan-assembler-times {\turhadd\tz[0-9]+\.h, p[0-7]/m, z[0-9]+\.h, z[0-9]+\.h\n} 1 } } */
/* { dg-final { scan-assembler-times {\turhadd\tz[0-9]+\.s, p[0-7]/m, z[0-9]+\.s, z[0-9]+\.s\n} 1 } } */
|
