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| author | Richard Biener <rguenther@suse.de> | 2015-12-09 12:29:19 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2015-12-09 12:29:19 +0000 |
| commit | 030809830af91bc325684493fa103b6ae3bf2369 (patch) | |
| tree | bc9d34e8b944ab7514a7ffa51fdd5fb5f0c1db03 /gcc | |
| parent | d4a0078bf84c49214033b8e8d8358dbf91101bbe (diff) | |
| download | gcc-030809830af91bc325684493fa103b6ae3bf2369.zip gcc-030809830af91bc325684493fa103b6ae3bf2369.tar.gz gcc-030809830af91bc325684493fa103b6ae3bf2369.tar.bz2 | |
re PR tree-optimization/68417 (Missed vectorization opportunity when setting struct field)
2015-12-09 Richard Biener <rguenther@suse.de>
PR tree-optimization/68417
* gcc.dg/vect/pr68417.c: New testcase.
From-SVN: r231452
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/vect/pr68417.c | 32 |
2 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1b017b7..d5226ef 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2015-12-09 Richard Biener <rguenther@suse.de> + + PR tree-optimization/68417 + * gcc.dg/vect/pr68417.c: New testcase. + 2015-12-09 Martin Liska <mliska@suse.cz> * gcc.dg/ipa/pr68790.c: New test. diff --git a/gcc/testsuite/gcc.dg/vect/pr68417.c b/gcc/testsuite/gcc.dg/vect/pr68417.c new file mode 100644 index 0000000..bddd9f9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/vect/pr68417.c @@ -0,0 +1,32 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target vect_int } */ +/* { dg-require-effective-target vect_condition } */ + +#define N 16 + +typedef struct { + int x; + int y; +} Point; + +void +foo(Point *p1, Point *p2, Point *p3, int *data) +{ + int m, m1, m2; + int i; + + for (i = 0; i < N; i++) { + m = *data++; + + m1 = p1->x - m; + m2 = p2->x + m; + + p3->y = (m1 >= m2) ? p1->y : p2->y; + + p1++; + p2++; + p3++; + } +} + +/* { dg-final { scan-tree-dump "vectorized 1 loops" "vect" } } */ |