1 /* { dg-do compile } */ 2 /* { dg-options "-O2 -ftree-vectorize -msve-vector-bits=scalable" } */ 3 4 #include <stdint.h> 5 6 #define VEC_PERM(TYPE) \ 7 void __attribute__ ((noinline, noclone)) \ 8 vec_slp_##TYPE (TYPE *restrict a, TYPE *restrict b, int n) \ 9 { \ 10 for (int i = 0; i < n; ++i) \ 11 { \ 12 a[i] += 1; \ 13 b[i * 4] += 2; \ 14 b[i * 4 + 1] += 3; \ 15 b[i * 4 + 2] += 4; \ 16 b[i * 4 + 3] += 5; \ 17 } \ 18 } 19 20 #define TEST_ALL(T) \ 21 T (int8_t) \ 22 T (uint8_t) \ 23 T (int16_t) \ 24 T (uint16_t) \ 25 T (int32_t) \ 26 T (uint32_t) \ 27 T (int64_t) \ 28 T (uint64_t) \ 29 T (float) \ 30 T (double) 31 32 TEST_ALL (VEC_PERM) 33 34 /* The loop should be fully-masked. */ 35 /* { dg-final { scan-assembler-times {\tld1b\t} 10 } } */ 36 /* { dg-final { scan-assembler-times {\tst1b\t} 10 } } */ 37 /* { dg-final { scan-assembler-times {\tld1h\t} 10 } } */ 38 /* { dg-final { scan-assembler-times {\tst1h\t} 10 } } */ 39 /* { dg-final { scan-assembler-times {\tld1w\t} 15 } } */ 40 /* { dg-final { scan-assembler-times {\tst1w\t} 15 } } */ 41 /* { dg-final { scan-assembler-times {\tld1d\t} 15 } } */ 42 /* { dg-final { scan-assembler-times {\tst1d\t} 15 } } */ 43 /* { dg-final { scan-assembler-not {\tldr} } } */ 44 /* { dg-final { scan-assembler-not {\tstr} } } */ 45 46 /* We should use WHILEs for all accesses. */ 47 /* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.b} 20 } } */ 48 /* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.h} 20 } } */ 49 /* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.s} 30 } } */ 50 /* { dg-final { scan-assembler-times {\twhilelo\tp[0-7]\.d} 30 } } */ 51 52 /* 6 for the 8-bit types and 2 for the 16-bit types. */ 53 /* { dg-final { scan-assembler-times {\tuqdecb\t} 8 } } */ 54 /* 4 for the 16-bit types and 3 for the 32-bit types. */ 55 /* { dg-final { scan-assembler-times {\tuqdech\t} 7 } } */ 56 /* 6 for the 32-bit types and 3 for the 64-bit types. */ 57 /* { dg-final { scan-assembler-times {\tuqdecw\t} 9 } } */ 58 /* { dg-final { scan-assembler-times {\tuqdecd\t} 6 } } */ 59