diff options
Diffstat (limited to 'lib/hipe/icode/hipe_icode_exceptions.erl')
| -rw-r--r-- | lib/hipe/icode/hipe_icode_exceptions.erl | 27 |
1 files changed, 7 insertions, 20 deletions
diff --git a/lib/hipe/icode/hipe_icode_exceptions.erl b/lib/hipe/icode/hipe_icode_exceptions.erl index 41556ab80f..0039eb5091 100644 --- a/lib/hipe/icode/hipe_icode_exceptions.erl +++ b/lib/hipe/icode/hipe_icode_exceptions.erl @@ -1,9 +1,5 @@ %% -*- erlang-indent-level: 2 -*- %% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 2004-2014. All Rights Reserved. -%% %% 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 @@ -15,8 +11,6 @@ %% 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% %% %% ==================================================================== %% Filename : hipe_icode_exceptions.erl @@ -71,9 +65,6 @@ %% exit value and jump directly to the catch handler. An %% alternative solution would be to have a new type of %% fail instruction that takes a fail-to label... -%% -%% CVS: -%% $Id$ %% ==================================================================== -module(hipe_icode_exceptions). @@ -85,7 +76,7 @@ %%---------------------------------------------------------------------------- --spec fix_catches(#cfg{}) -> #cfg{}. +-spec fix_catches(cfg()) -> cfg(). fix_catches(CFG) -> {Map, State} = build_mapping(find_catches(init_state(CFG))), @@ -393,10 +384,10 @@ get_renaming(C, Map) -> %%--------------------------------------------------------------------- %% State abstraction --record(state, {cfg :: #cfg{}, +-record(state, {cfg :: cfg(), changed = false :: boolean(), - succ :: #cfg{}, - pred :: #cfg{}, + succ :: cfg(), + pred :: cfg(), start_labels :: [icode_lbl(),...], visited = hipe_icode_cfg:none_visited() :: gb_sets:set(), out = gb_trees:empty() :: gb_trees:tree(), @@ -404,13 +395,8 @@ get_renaming(C, Map) -> }). init_state(CFG) -> - State = #state{cfg = CFG}, - refresh_state_cache(State). - -refresh_state_cache(State) -> - CFG = State#state.cfg, SLs = [hipe_icode_cfg:start_label(CFG)], - State#state{succ = CFG, pred = CFG, start_labels = SLs}. + #state{cfg = CFG, succ = CFG, pred = CFG, start_labels = SLs}. get_cfg(State) -> State#state.cfg. @@ -466,7 +452,8 @@ get_bb_code(L, State) -> set_bb_code(L, Code, State) -> CFG = State#state.cfg, CFG1 = hipe_icode_cfg:bb_add(CFG, L, hipe_bb:mk_bb(Code)), - refresh_state_cache(State#state{cfg = CFG1}). + SLs = [hipe_icode_cfg:start_label(CFG1)], + State#state{cfg = CFG1, succ = CFG1, pred = CFG1, start_labels = SLs}. get_new_catches_in(L, State) -> Ps = get_pred(L, State), |