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| author | Jeff Law <law@redhat.com> | 2016-05-27 10:32:38 -0600 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 2016-05-27 10:32:38 -0600 |
| commit | 8b2ef235c0faad3b52da9a8bc7afd7adfb59cba6 (patch) | |
| tree | fe2f5d0d566581af8f71517fd2e2914ba778b90e /gcc/tree-ssa-threadedge.c | |
| parent | a8345bfd646430d3f99b4a34ea5ea466446b1c0e (diff) | |
| download | gcc-8b2ef235c0faad3b52da9a8bc7afd7adfb59cba6.zip gcc-8b2ef235c0faad3b52da9a8bc7afd7adfb59cba6.tar.gz gcc-8b2ef235c0faad3b52da9a8bc7afd7adfb59cba6.tar.bz2 | |
tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
* tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
(thread_across_edge): Remove calls to find_jump_threads_backwards.
* passes.def: Add jump threading passes before DOM/VRP.
* tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
argument to a basic block from an edge. Remove tests which are
handled elsewhere.
(pass_data_thread_jumps, class pass_thread_jumps): New.
(pass_thread_jumps::gate, pass_thread_jumps::execute): New.
(make_pass_thread_jumps): Likewise.
* tree-pass.h (make_pass_thread_jumps): Declare.
* gcc.dg/tree-ssa/pr21417.c: Update expected output.
* gcc.dg/tree-ssa/pr66752-3.c: Likewise.
* gcc.dg/tree-ssa/pr68198.c: Likewise.
* gcc.dg/tree-ssa/pr69196-1.c: Likewise.
* gcc.dg/tree-ssa/pr69270-3.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-2b.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-2g.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-2h.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-6.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-7.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-12.c: Likewise.
* gcc.dg/tree-ssa/ssa-dom-thread-13.c: Likewise.
* gcc.dg/tree-ssa/vrp56.c: Likewise.
From-SVN: r236831
Diffstat (limited to 'gcc/tree-ssa-threadedge.c')
| -rw-r--r-- | gcc/tree-ssa-threadedge.c | 13 |
1 files changed, 2 insertions, 11 deletions
diff --git a/gcc/tree-ssa-threadedge.c b/gcc/tree-ssa-threadedge.c index eca3812..5fd5b98 100644 --- a/gcc/tree-ssa-threadedge.c +++ b/gcc/tree-ssa-threadedge.c @@ -34,7 +34,6 @@ along with GCC; see the file COPYING3. If not see #include "params.h" #include "tree-ssa-scopedtables.h" #include "tree-ssa-threadedge.h" -#include "tree-ssa-threadbackward.h" #include "tree-ssa-dom.h" #include "gimple-fold.h" @@ -1183,8 +1182,6 @@ thread_across_edge (gcond *dummy_cond, path->release (); delete path; - find_jump_threads_backwards (e); - /* A negative status indicates the target block was deemed too big to duplicate. Just quit now rather than trying to use the block as a joiner in a jump threading path. @@ -1231,10 +1228,7 @@ thread_across_edge (gcond *dummy_cond, { if ((e->flags & EDGE_DFS_BACK) != 0 || (taken_edge->flags & EDGE_DFS_BACK) != 0) - { - find_jump_threads_backwards (taken_edge); - continue; - } + continue; /* Push a fresh marker so we can unwind the equivalences created for each of E->dest's successors. */ @@ -1282,10 +1276,7 @@ thread_across_edge (gcond *dummy_cond, register_jump_thread (path); } else - { - find_jump_threads_backwards (path->last ()->e); - delete_jump_thread_path (path); - } + delete_jump_thread_path (path); /* And unwind the equivalence table. */ if (avail_exprs_stack) |