summaryrefslogtreecommitdiff
path: root/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
diff options
context:
space:
mode:
Diffstat (limited to 'lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl')
-rw-r--r--lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl41
1 files changed, 21 insertions, 20 deletions
diff --git a/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl b/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
index 2337ef9323..7613024787 100644
--- a/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
+++ b/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
@@ -2,18 +2,19 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2007-2013. All Rights Reserved.
+%% Copyright Ericsson AB 2007-2015. All Rights Reserved.
%%
-%% The contents of this file are subject to the Erlang Public License,
-%% Version 1.1, (the "License"); you may not use this file except in
-%% compliance with the License. You should have received a copy of the
-%% Erlang Public License along with this software. If not, it can be
-%% retrieved online at http://www.erlang.org/.
-%%
-%% Software distributed under the License is distributed on an "AS IS"
-%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
-%% the License for the specific language governing rights and limitations
-%% under the License.
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
%%
%% %CopyrightEnd%
%%
@@ -70,9 +71,9 @@
%% var - maps variables to expression value numbers. These variables are
%% defined or used by the structure expressions.
--record(maps, {var = gb_trees:empty() :: gb_tree(),
- instr = gb_trees:empty() :: gb_tree(),
- expr = gb_trees:empty() :: gb_tree()}).
+-record(maps, {var = gb_trees:empty() :: gb_trees:tree(),
+ instr = gb_trees:empty() :: gb_trees:tree(),
+ expr = gb_trees:empty() :: gb_trees:tree()}).
maps_var(#maps{var = Out}) -> Out.
maps_instr(#maps{instr = Out}) -> Out.
@@ -211,10 +212,10 @@ varinfo_use_add(#varinfo{use = UseSet} = I, Use) ->
pred = none :: 'none' | [icode_lbl()],
succ = none :: 'none' | [icode_lbl()],
code = [] :: [tuple()], % [illegal_icode_instr()]
- phi = gb_trees:empty() :: gb_tree(),
+ phi = gb_trees:empty() :: gb_trees:tree(),
varmap = [] :: [{icode_var(), icode_var()}],
pre_loop = false :: boolean(),
- non_struct_defs = gb_sets:new() :: gb_set(),
+ non_struct_defs = gb_sets:new() :: gb_sets:set(),
up_expr = none :: 'none' | ?SETS:?SET(_),
killed_expr = none :: 'none' | ?SETS:?SET(_),
sub_inserts = ?SETS:new() :: ?SETS:?SET(_),
@@ -313,13 +314,13 @@ node_create(Label, Pred, Succ) ->
%% tree - the tree of nodes, with labels as keys and node records as values
-record(nodes, {
- domtree :: hipe_dominators:domTree(),
+ domtree = none :: 'none' | hipe_dominators:domTree(),
labels = none :: 'none' | [icode_lbl()],
postorder = none :: 'none' | [icode_lbl()],
start_label = none :: 'none' | icode_lbl(),
rev_postorder = none :: 'none' | [icode_lbl()],
all_expr = none :: 'none' | [non_neg_integer()],
- tree = gb_trees:empty() :: gb_tree()}).
+ tree = gb_trees:empty() :: gb_trees:tree()}).
nodes_postorder(#nodes{postorder = Out}) -> Out.
nodes_rev_postorder(#nodes{rev_postorder = Out}) -> Out.
@@ -356,7 +357,7 @@ nodes_create() -> #nodes{}.
%% del_red_test - flag that is set to true when the reduction test
%% has been inserted is used to move the reduction test.
--record(update, {inserted = gb_trees:empty() :: gb_tree(),
+-record(update, {inserted = gb_trees:empty() :: gb_trees:tree(),
del_red_test = false :: boolean()}).
update_inserted_lookup(#update{inserted = Inserted}, ExprId) ->
@@ -389,7 +390,7 @@ update_del_red_test_set(Update) ->
%%-----------------------------------------------------------------------------
%% Main function called from the hipe_main module
--spec struct_reuse(#cfg{}) -> #cfg{}.
+-spec struct_reuse(cfg()) -> cfg().
struct_reuse(CFG) ->
%% debug_init_case_count(?SR_INSTR_TYPE),