diff options
| -rw-r--r-- | gcc/testsuite/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-4.c | 28 | ||||
| -rw-r--r-- | libgomp/ChangeLog | 4 | ||||
| -rw-r--r-- | libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c | 33 |
4 files changed, 69 insertions, 0 deletions
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 03c3c7c..35822f3 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,9 @@ 2015-06-13 Tom de Vries <tom@codesourcery.com> + * gcc.dg/parloops-exit-first-loop-alt-4.c: New test. + +2015-06-13 Tom de Vries <tom@codesourcery.com> + * gcc.dg/parloops-exit-first-loop-alt-2.c: Add comment. (main): Remove superfluous attributes. * gcc.dg/parloops-exit-first-loop-alt-3.c: Same. diff --git a/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-4.c b/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-4.c new file mode 100644 index 0000000..2b8d289 --- /dev/null +++ b/gcc/testsuite/gcc.dg/parloops-exit-first-loop-alt-4.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-require-effective-target pthread } */ +/* { dg-options "-O2 -ftree-parallelize-loops=2 -fdump-tree-parloops" } */ + +/* Constant bound, reduction. */ + +#define N 4000 + +unsigned int *a; + +unsigned int +f (void) +{ + int i; + unsigned int sum = 1; + + for (i = 0; i < N; ++i) + sum += a[i]; + + return sum; +} + +/* Three array accesses: + - one in f._loopfn.0 + - one in the parallel + - one in the low iteration count loop + Crucially, none for a peeled off last iteration following the parallel. */ +/* { dg-final { scan-tree-dump-times "(?n)\\\* 4" 3 "parloops" } } */ diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog index 258d2f5..a6d667d 100644 --- a/libgomp/ChangeLog +++ b/libgomp/ChangeLog @@ -1,5 +1,9 @@ 2015-06-13 Tom de Vries <tom@codesourcery.com> + * testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c: New test. + +2015-06-13 Tom de Vries <tom@codesourcery.com> + * testsuite/libgomp.c/parloops-exit-first-loop-alt-2.c: Add comment. * testsuite/libgomp.c/parloops-exit-first-loop-alt.c: Same. * testsuite/libgomp.c/parloops-exit-first-loop-alt-3.c: Add comment. diff --git a/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c b/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c new file mode 100644 index 0000000..1beae3e --- /dev/null +++ b/libgomp/testsuite/libgomp.c/parloops-exit-first-loop-alt-4.c @@ -0,0 +1,33 @@ +/* { dg-do run } */ +/* { dg-options "-O2 -ftree-parallelize-loops=2" } */ + +/* Constant bound, reduction. */ + +#define N 4000 + +unsigned int *a; + +unsigned int +f (void) +{ + int i; + unsigned int sum = 1; + + for (i = 0; i < N; ++i) + sum += a[i]; + + return sum; +} + +int +main (void) +{ + unsigned int res; + unsigned int array[N]; + int i; + for (i = 0; i < N; ++i) + array[i] = i % 7; + a = &array[0]; + res = f (); + return !(res == 11995); +} |