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authorMagnus Lång <[email protected]>2017-02-20 14:51:51 +0100
committerMagnus Lång <[email protected]>2017-03-06 18:18:23 +0100
commit11f1271b5b54a474bcd5ebc1e9c34549610a918b (patch)
tree58004c7d59cbcf7957f1c69d65ca783aa691785b /lib/hipe/flow
parent7fde7799f735d2dd032b6a3157ec80b9a15cf940 (diff)
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hipe/ebb.inc: Cleanup recursive type workaround
Diffstat (limited to 'lib/hipe/flow')
-rw-r--r--lib/hipe/flow/ebb.inc14
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/hipe/flow/ebb.inc b/lib/hipe/flow/ebb.inc
index 58213e44d5..e4b7fd0efb 100644
--- a/lib/hipe/flow/ebb.inc
+++ b/lib/hipe/flow/ebb.inc
@@ -40,12 +40,14 @@
%% | {ebb_leaf, SuccesorLabel}
%%--------------------------------------------------------------------
-%% XXX: Cheating big time! no recursive types
--type ebb() :: {ebb_node, icode_lbl(), _}
- | {ebb_leaf, icode_lbl()}.
+-type ebb() :: ebb_node()
+ | ebb_leaf().
-record(ebb_node, {label :: icode_lbl(), successors :: [ebb()]}).
+-type ebb_node() :: #ebb_node{}.
+
-record(ebb_leaf, {successor :: icode_lbl()}).
+-type ebb_leaf() :: #ebb_leaf{}.
%%--------------------------------------------------------------------
%% Returns a list of extended basic blocks.
@@ -193,7 +195,7 @@ add_succ([Lbl|Lbls], Visited, Node, MkFun, EBBs, CFG) ->
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
--spec mk_node(icode_lbl(), [ebb()]) -> #ebb_node{}.
+-spec mk_node(icode_lbl(), [ebb()]) -> ebb_node().
mk_node(Label, Successors) -> #ebb_node{label=Label, successors=Successors}.
-spec node_label(#ebb_node{}) -> icode_lbl().
@@ -202,11 +204,11 @@ node_label(#ebb_node{label=Label}) -> Label.
-spec node_successors(#ebb_node{}) -> [ebb()].
node_successors(#ebb_node{successors=Successors}) -> Successors.
--spec mk_leaf(icode_lbl()) -> #ebb_leaf{}.
+-spec mk_leaf(icode_lbl()) -> ebb_leaf().
mk_leaf(NextEbb) -> #ebb_leaf{successor=NextEbb}.
%% leaf_next(Leaf) -> Leaf#ebb_leaf.successor.
--spec type(#ebb_node{}) -> 'node' ; (#ebb_leaf{}) -> 'leaf'.
+-spec type(ebb_node()) -> 'node' ; (ebb_leaf()) -> 'leaf'.
type(#ebb_node{}) -> node;
type(#ebb_leaf{}) -> leaf.