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| author | Jeff Law <law@redhat.com> | 2016-01-15 15:32:05 -0700 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2016-01-15 15:32:05 -0700 |
| commit | 40c43acacc1765416278e6636c20c5e3a78a7384 (patch) | |
| tree | 0c5e0c93ef87ace7d5ef512867efe2303ef79439 /gcc/tree-ssanames.h | |
| parent | cebeb718fed641f5c6b093e487c5e93c9b41ce02 (diff) | |
| download | gcc-40c43acacc1765416278e6636c20c5e3a78a7384.tar.gz | |
re PR tree-optimization/69270 (DOM should exploit range information to create more equivalences)
PR tree-optimization/69270
* tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
* tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
* tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
* tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
ssa_name_has_boolean_range and constant_boolean_node.
PR tree-optimization/69270
* gcc.dg/tree-ssa/pr69270-2.c: New test.
* gcc.dg/tree-ssa/pr69270-3.c: New test.
From-SVN: r232453
Diffstat (limited to 'gcc/tree-ssanames.h')
| -rw-r--r-- | gcc/tree-ssanames.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/tree-ssanames.h b/gcc/tree-ssanames.h index d8ce684b600..c81b1a14184 100644 --- a/gcc/tree-ssanames.h +++ b/gcc/tree-ssanames.h @@ -75,6 +75,7 @@ extern enum value_range_type get_range_info (const_tree, wide_int *, wide_int *); extern void set_nonzero_bits (tree, const wide_int_ref &); extern wide_int get_nonzero_bits (const_tree); +extern bool ssa_name_has_boolean_range (tree); extern void init_ssanames (struct function *, int); extern void fini_ssanames (struct function *); extern void ssanames_print_statistics (void); |