Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/vect/bb-slp-cond-1.c @ 111:04ced10e8804
gcc 7
| author | kono |
|---|---|
| date | Fri, 27 Oct 2017 22:46:09 +0900 |
| parents | |
| children | 84e7813d76e9 |
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| 68:561a7518be6b | 111:04ced10e8804 |
|---|---|
| 1 /* { dg-require-effective-target vect_condition } */ | |
| 2 /* { dg-additional-options "-fdump-tree-vect-details" } */ | |
| 3 | |
| 4 #include "tree-vect.h" | |
| 5 | |
| 6 #define N 128 | |
| 7 | |
| 8 __attribute__((noinline, noclone)) void | |
| 9 foo (int *a, int stride) | |
| 10 { | |
| 11 int i; | |
| 12 | |
| 13 for (i = 0; i < N/stride; i++, a += stride) | |
| 14 { | |
| 15 a[0] = a[0] ? 1 : 5; | |
| 16 a[1] = a[1] ? 2 : 6; | |
| 17 a[2] = a[2] ? 3 : 7; | |
| 18 a[3] = a[3] ? 4 : 8; | |
| 19 } | |
| 20 } | |
| 21 | |
| 22 | |
| 23 int a[N]; | |
| 24 int main () | |
| 25 { | |
| 26 int i; | |
| 27 | |
| 28 check_vect (); | |
| 29 | |
| 30 for (i = 0; i < N; i++) | |
| 31 a[i] = i; | |
| 32 | |
| 33 foo (a, 4); | |
| 34 | |
| 35 for (i = 1; i < N; i++) | |
| 36 if (a[i] != i%4 + 1) | |
| 37 abort (); | |
| 38 | |
| 39 if (a[0] != 5) | |
| 40 abort (); | |
| 41 | |
| 42 return 0; | |
| 43 } | |
| 44 | |
| 45 /* Basic blocks of if-converted loops are vectorized from within the loop | |
| 46 vectorizer pass. In this case it is really a deficiency in loop | |
| 47 vectorization data dependence analysis that causes us to require | |
| 48 basic block vectorization in the first place. */ | |
| 49 | |
| 50 /* { dg-final { scan-tree-dump-times "basic block vectorized" 1 "vect" { target vect_element_align } } } */ | |
| 51 |