Mercurial > hg > CbC > CbC_gcc

annotate gcc/testsuite/gcc.dg/tree-ssa/ldist-15.c @ 131:84e7813d76e9

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
gcc-8.2
author mir3636
date Thu, 25 Oct 2018 07:37:49 +0900
parents 04ced10e8804
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
111
kono
parents:
diff changeset
1 /* { dg-do compile } */
kono
parents:
diff changeset
2 /* { dg-options "-O3 -fdump-tree-ldist-details" } */
kono
parents:
diff changeset
3
kono
parents:
diff changeset
4 int x[1000];
kono
parents:
diff changeset
5
kono
parents:
diff changeset
6 void foo (int n)
kono
parents:
diff changeset
7 {
kono
parents:
diff changeset
8 int i;
kono
parents:
diff changeset
9
kono
parents:
diff changeset
10 for (i = 0; i < n; ++i)
kono
parents:
diff changeset
11 {
kono
parents:
diff changeset
12 x[2*i] = 0;
kono
parents:
diff changeset
13 x[2*i + 1] = 1;
kono
parents:
diff changeset
14 }
kono
parents:
diff changeset
15 }
kono
parents:
diff changeset
16
kono
parents:
diff changeset
17 /* We should not apply loop distribution as it is not beneficial from
kono
parents:
diff changeset
18 a data locality point of view. Also it is not possible to generate
kono
parents:
diff changeset
19 a memset (0) as the write has a stride of 2. */
kono
parents:
diff changeset
20
kono
parents:
diff changeset
21 /* { dg-final { scan-tree-dump-not "distributed: split to" "ldist" } } */
kono
parents:
diff changeset
22 /* { dg-final { scan-tree-dump-not "__builtin_memset" "ldist" } } */