Viewing file:  slp_9.c (2.11 KB) -rw-r--r--
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/* { dg-do compile } */
/* { dg-options "-O2 -ftree-vectorize" } */
#include <stdint.h>
#define VEC_PERM(TYPE1, TYPE2) \
void __attribute__ ((noinline, noclone)) \
vec_slp_##TYPE1##_##TYPE2 (TYPE1 *restrict a, \
TYPE2 *restrict b, int n) \
{ \
for (int i = 0; i < n; ++i) \
{ \
a[i * 2] += 1; \
a[i * 2 + 1] += 2; \
b[i * 2] += 3; \
b[i * 2 + 1] += 4; \
} \
}
#define TEST_ALL(T) \
T (int8_t, uint16_t) \
T (uint8_t, int16_t) \
T (int16_t, uint32_t) \
T (uint16_t, int32_t) \
T (int32_t, double) \
T (uint32_t, int64_t) \
T (float, uint64_t)
TEST_ALL (VEC_PERM)
/* The loop should be fully-masked. The load XFAILs for fixed-length
SVE account for extra loads from the constant pool. */
/* { dg-final { scan-assembler-times {\tld1b\t} 2 { xfail { aarch64_sve && { ! vect_variable_length } } } } }*/
/* { dg-final { scan-assembler-times {\tst1b\t} 2 } } */
/* { dg-final { scan-assembler-times {\tld1h\t} 6 { xfail { aarch64_sve && { ! vect_variable_length } } } } } */
/* { dg-final { scan-assembler-times {\tst1h\t} 6 } } */
/* { dg-final { scan-assembler-times {\tld1w\t} 7 { xfail { aarch64_sve && { ! vect_variable_length } } } } } */
/* { dg-final { scan-assembler-times {\tst1w\t} 7 } } */
/* { dg-final { scan-assembler-times {\tld1d\t} 6 { xfail { aarch64_sve && { ! vect_variable_length } } } } } */
/* { dg-final { scan-assembler-times {\tst1d\t} 6 } } */
/* { dg-final { scan-assembler-not {\tldr} } } */
/* { dg-final { scan-assembler-not {\tstr} } } */
/* We should use WHILEs for the accesses to "a" and unpacks for the accesses
to "b". */
/* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.b} 4 } } */
/* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.h} 4 } } */
/* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.s} 6 } } */
/* { dg-final { scan-assembler-not {\twhilelo\tp[0-7]\.d} } } */
/* { dg-final { scan-assembler-times {\tpunpklo\tp[0-7]\.h} 7 } } */
/* { dg-final { scan-assembler-times {\tpunpkhi\tp[0-7]\.h} 7 } } */
/* { dg-final { scan-assembler-not {\tuqdec} } } */
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