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| author | Jakub Jelinek <jakub@redhat.com> | 2014-03-12 13:59:03 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2014-03-12 13:59:03 +0100 |
| commit | bf4787b26777cad2bf7ed499248a350387366d9f (patch) | |
| tree | 05765033e37c62eaaa2671e33349a3edc4370a9a /libgfortran/io/unit.c | |
| parent | 7d55b94832e4c81e06cbc5007aa77ee31a8875a6 (diff) | |
| download | gcc-bf4787b26777cad2bf7ed499248a350387366d9f.zip gcc-bf4787b26777cad2bf7ed499248a350387366d9f.tar.gz gcc-bf4787b26777cad2bf7ed499248a350387366d9f.tar.bz2 | |
tree-ssa-ifcombine.c (forwarder_block_to): New function.
* tree-ssa-ifcombine.c (forwarder_block_to): New function.
(tree_ssa_ifcombine_bb_1): New function.
(tree_ssa_ifcombine_bb): Use it. Handle also cases where else_bb
is an empty forwarder block to then_bb or vice versa and then_bb
and else_bb are effectively swapped.
* gcc.dg/tree-ssa/ssa-ifcombine-12.c: New test.
* gcc.dg/tree-ssa/ssa-ifcombine-13.c: New test.
* gcc.dg/tree-ssa/phi-opt-2.c: Pass -mbranch-cost=1 if
possible, only test for exactly one if if -mbranch-cost=1
has been passed.
From-SVN: r208512
Diffstat (limited to 'libgfortran/io/unit.c')
0 files changed, 0 insertions, 0 deletions