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-rw-r--r--lib/hipe/icode/hipe_icode_range.erl19
1 files changed, 10 insertions, 9 deletions
diff --git a/lib/hipe/icode/hipe_icode_range.erl b/lib/hipe/icode/hipe_icode_range.erl
index 24ffc71237..c00ed07637 100644
--- a/lib/hipe/icode/hipe_icode_range.erl
+++ b/lib/hipe/icode/hipe_icode_range.erl
@@ -89,6 +89,7 @@
ret_type :: range(),
lookup_fun :: call_fun(),
result_action :: final_fun()}).
+-type state() :: #state{}.
-define(WIDEN, 1).
@@ -172,7 +173,7 @@ analyse(Cfg, Data) ->
catch throw:no_input -> ok
end.
--spec safe_analyse(cfg(), data()) -> #state{}.
+-spec safe_analyse(cfg(), data()) -> state().
safe_analyse(CFG, Data={MFA,_,_,_}) ->
State = state__init(CFG, Data),
@@ -181,14 +182,14 @@ safe_analyse(CFG, Data={MFA,_,_,_}) ->
(state__result_action(NewState))(MFA, [state__ret_type(NewState)]),
NewState.
--spec rewrite_blocks(#state{}) -> #state{}.
+-spec rewrite_blocks(state()) -> state().
rewrite_blocks(State) ->
CFG = state__cfg(State),
Start = hipe_icode_cfg:start_label(CFG),
rewrite_blocks([Start], State, [Start]).
--spec rewrite_blocks([label()], #state{}, [label()]) -> #state{}.
+-spec rewrite_blocks([label()], state(), [label()]) -> state().
rewrite_blocks([Next|Rest], State, Visited) ->
Info = state__info_in(State, Next),
@@ -201,7 +202,7 @@ rewrite_blocks([Next|Rest], State, Visited) ->
rewrite_blocks([], State, _) ->
State.
--spec analyse_blocks(#state{}, work_list()) -> #state{}.
+-spec analyse_blocks(state(), work_list()) -> state().
analyse_blocks(State, Work) ->
case get_work(Work) of
@@ -218,7 +219,7 @@ analyse_blocks(State, Work) ->
analyse_blocks(NewState, NewWork2)
end.
--spec analyse_block(label(), info(), #state{}, boolean()) -> {#state{}, [label()]}.
+-spec analyse_block(label(), info(), state(), boolean()) -> {state(), [label()]}.
analyse_block(Label, Info, State, Rewrite) ->
BB = state__bb(State, Label),
@@ -1653,7 +1654,7 @@ inf_bsl(Number1, Number2) when is_integer(Number1), is_integer(Number2) ->
%% State
--spec state__init(cfg(), data()) -> #state{}.
+-spec state__init(cfg(), data()) -> state().
state__init(Cfg, {MFA, ArgsFun, CallFun, FinalFun}) ->
Start = hipe_icode_cfg:start_label(Cfg),
@@ -1676,19 +1677,19 @@ state__init(Cfg, {MFA, ArgsFun, CallFun, FinalFun}) ->
lookup_fun=CallFun, result_action=FinalFun}
end.
--spec state__cfg(#state{}) -> cfg().
+-spec state__cfg(state()) -> cfg().
state__cfg(#state{cfg=Cfg}) ->
Cfg.
--spec state__bb(#state{}, label()) -> bb().
+-spec state__bb(state(), label()) -> bb().
state__bb(#state{cfg=Cfg}, Label) ->
BB = hipe_icode_cfg:bb(Cfg, Label),
true = hipe_bb:is_bb(BB), % Just an assert
BB.
--spec state__bb_add(#state{}, label(), bb()) -> #state{}.
+-spec state__bb_add(state(), label(), bb()) -> state().
state__bb_add(S=#state{cfg=Cfg}, Label, BB) ->
NewCfg = hipe_icode_cfg:bb_add(Cfg, Label, BB),