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author | Diego Novillo <dnovillo@google.com> | 2012-11-20 16:21:30 -0500 |
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committer | Diego Novillo <dnovillo@gcc.gnu.org> | 2012-11-20 16:21:30 -0500 |
commit | 6e1aa84836e166fbfb4b53ac004d1d63e03d9f05 (patch) | |
tree | df5dd32febb0dc65ea6ce7f725aab90791a1dbc4 /gcc/tree-ssa-reassoc.c | |
parent | b014e124e46edd418d02316ce4c65563d0568ad8 (diff) | |
download | gcc-6e1aa84836e166fbfb4b53ac004d1d63e03d9f05.zip gcc-6e1aa84836e166fbfb4b53ac004d1d63e03d9f05.tar.gz gcc-6e1aa84836e166fbfb4b53ac004d1d63e03d9f05.tar.bz2 |
Introduce vNULL to use as a nil initializer for vec<>.
This patch implements Jakub's idea of adding an empty struct with
a typecast operator that returns nil vectors. This is useful to
shorten all the initializers when declaring vec instances or passing
nil vectors as function arguments.
2012-11-20 Diego Novillo <dnovillo@google.com>
Jakub Jelinek <jakub@redhat.com>
ChangeLog
* vec.h (struct vnull): Declare.
(vNULL): Declare.
* vec.c (vNULL): Define.
* bb-reorder.c: Replace all vec<T, A>() initializers with vNULL.
* cfgexpand.c: Likewise.
* cfgloop.c: Likewise.
* cfgloopanal.c: Likewise.
* cfgloopmanip.c: Likewise.
* cgraph.c: Likewise.
* config/c6x/c6x.c: Likewise.
* config/i386/i386.c: Likewise.
* df-core.c: Likewise.
* dominance.c: Likewise.
* dwarf2out.c: Likewise.
* except.c: Likewise.
* function.c: Likewise.
* gcse.c: Likewise.
* genautomata.c: Likewise.
* graphds.c: Likewise.
* graphite-scop-detection.c: Likewise.
* graphite.c: Likewise.
* haifa-sched.c: Likewise.
* ifcvt.c: Likewise.
* ipa-cp.c: Likewise.
* ipa-inline-analysis.c: Likewise.
* ipa-inline-transform.c: Likewise.
* ipa-inline.c: Likewise.
* ipa-prop.c: Likewise.
* ipa-split.c: Likewise.
* ipa-utils.c: Likewise.
* ira-build.c: Likewise.
* lto-cgraph.c: Likewise.
* lto-streamer-in.c: Likewise.
* lto-symtab.c: Likewise.
* opts-global.c: Likewise.
* passes.c: Likewise.
* ree.c: Likewise.
* sched-deps.c: Likewise.
* sel-sched-ir.c: Likewise.
* sel-sched-ir.h: Likewise.
* sel-sched.c: Likewise.
* stor-layout.c: Likewise.
* trans-mem.c: Likewise.
* tree-call-cdce.c: Likewise.
* tree-cfg.c: Likewise.
* tree-data-ref.c: Likewise.
* tree-diagnostic.c: Likewise.
* tree-eh.c: Likewise.
* tree-loop-distribution.c: Likewise.
* tree-predcom.c: Likewise.
* tree-ssa-loop-im.c: Likewise.
* tree-ssa-loop-ivcanon.c: Likewise.
* tree-ssa-loop-manip.c: Likewise.
* tree-ssa-loop-niter.c: Likewise.
* tree-ssa-loop-prefetch.c: Likewise.
* tree-ssa-math-opts.c: Likewise.
* tree-ssa-phiopt.c: Likewise.
* tree-ssa-pre.c: Likewise.
* tree-ssa-propagate.c: Likewise.
* tree-ssa-reassoc.c: Likewise.
* tree-ssa-sccvn.c: Likewise.
* tree-ssa-structalias.c: Likewise.
* tree-ssa-threadedge.c: Likewise.
* tree-ssa-uninit.c: Likewise.
* tree-stdarg.c: Likewise.
* tree-switch-conversion.c: Likewise.
* tree-vect-data-refs.c: Likewise.
* tree-vect-loop.c: Likewise.
* tree-vect-slp.c: Likewise.
* tree-vect-stmts.c: Likewise.
* value-prof.c: Likewise.
* varasm.c: Likewise.
ada/ChangeLog
* gcc-interface/decl.c: Replace all vec<T,A>()
initializers with vNULL.
cp/ChangeLog
* name-lookup.c: Replace all vec<T, A>() initializers
with vNULL.
* semantics.c: Likewise.
fortran/ChangeLog
* trans-openmp.c: Replace all vec<T, A>() initializers
with vNULL.
lto/ChangeLog
* lto.c: Replace all vec<T, A>() initializers with vNULL.
objc/ChangeLog
* objc-act.c: Replace all vec<T, A>() initializers with vNULL.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r193677
Diffstat (limited to 'gcc/tree-ssa-reassoc.c')
-rw-r--r-- | gcc/tree-ssa-reassoc.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c index 471b8e6..7318ecf 100644 --- a/gcc/tree-ssa-reassoc.c +++ b/gcc/tree-ssa-reassoc.c @@ -2519,7 +2519,7 @@ maybe_optimize_range_tests (gimple stmt) basic_block bb; edge_iterator ei; edge e; - vec<operand_entry_t> ops = vec<operand_entry_t>(); + vec<operand_entry_t> ops = vNULL; /* Consider only basic blocks that end with GIMPLE_COND or a cast statement satisfying final_range_test_p. All @@ -4067,7 +4067,7 @@ reassociate_bb (basic_block bb) if (associative_tree_code (rhs_code)) { - vec<operand_entry_t> ops = vec<operand_entry_t>(); + vec<operand_entry_t> ops = vNULL; tree powi_result = NULL_TREE; /* There may be no immediate uses left by the time we @@ -4228,7 +4228,7 @@ init_reassoc (void) free (bbs); calculate_dominance_info (CDI_POST_DOMINATORS); - plus_negates = vec<tree>(); + plus_negates = vNULL; } /* Cleanup after the reassociation pass, and print stats if |