diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/predict-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/predict-2.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/predict-2.c b/gcc/testsuite/gcc.dg/predict-2.c new file mode 100644 index 0000000..44895b7 --- /dev/null +++ b/gcc/testsuite/gcc.dg/predict-2.c @@ -0,0 +1,54 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-profile_estimate" } */ + +extern int global; + +int bar(int); + +void foo (int base, int bound) +{ + int i, ret = 0; + for (i = base; i < bound; i++) + { + if (i > bound * bound) + global += bar (i); + if (i > bound + 10) + global += bar (i); + if (i <= bound + 10) + global += bar (i); + if (i > base + 10) + global += bar (i); + if (i < base - 10) + global += bar (i); + } +} + +/* { dg-final { scan-tree-dump-not "loop iv compare heuristics" "profile_estimate"} } */ +/* { dg-final { cleanup-tree-dump "profile_estimate" } } */ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-profile_estimate" } */ + +extern int global; + +int bar(int); + +void foo (int base, int bound) +{ + int i, ret = 0; + for (i = base; i < bound; i++) + { + if (i > bound * bound) + global += bar (i); + if (i > bound + 10) + global += bar (i); + if (i <= bound + 10) + global += bar (i); + if (i > base + 10) + global += bar (i); + if (i < base - 10) + global += bar (i); + } +} + +/* { dg-final { scan-tree-dump-not "loop iv compare heuristics" "profile_estimate"} } */ +/* { dg-final { cleanup-tree-dump "profile_estimate" } } */ |