aboutsummaryrefslogtreecommitdiffstats
path: root/lib/hipe/regalloc
diff options
context:
space:
mode:
Diffstat (limited to 'lib/hipe/regalloc')
-rw-r--r--lib/hipe/regalloc/hipe_ls_regalloc.erl4
-rw-r--r--lib/hipe/regalloc/hipe_optimistic_regalloc.erl4
2 files changed, 4 insertions, 4 deletions
diff --git a/lib/hipe/regalloc/hipe_ls_regalloc.erl b/lib/hipe/regalloc/hipe_ls_regalloc.erl
index 4276b8f968..7a00a0534a 100644
--- a/lib/hipe/regalloc/hipe_ls_regalloc.erl
+++ b/lib/hipe/regalloc/hipe_ls_regalloc.erl
@@ -722,7 +722,7 @@ is_free(R, Free) ->
is_free(R, Free, []).
is_free(R, [{R,_}|Rest], Acc) ->
- {true,lists:reverse(Acc)++Rest};
+ {true, lists:reverse(Acc, Rest)};
is_free(R, [X|Rs],Acc) ->
is_free(R, Rs, [X|Acc]);
is_free(_, [], _) ->
@@ -733,7 +733,7 @@ exists_free_register(Start, Regs) ->
exists_free_register(Start, [{Phys, Start0}|Rest], Acc)
when Start > Start0 ->
- {true, Phys, lists:reverse(Acc)++Rest};
+ {true, Phys, lists:reverse(Acc, Rest)};
exists_free_register(Start, [Free|Rest], Acc) ->
exists_free_register(Start, Rest, [Free|Acc]);
exists_free_register(_, [], _) ->
diff --git a/lib/hipe/regalloc/hipe_optimistic_regalloc.erl b/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
index 5bad31ade9..0278a896d2 100644
--- a/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
+++ b/lib/hipe/regalloc/hipe_optimistic_regalloc.erl
@@ -958,9 +958,9 @@ splits_2({Cols, NonCols, OldSpillCost}, L, SpillCost) ->
%% Merge two ordered sub-splits into one.
spillCostOrderedMerge(Spl1, [], Spl) ->
- lists:reverse(Spl) ++ Spl1;
+ lists:reverse(Spl, Spl1);
spillCostOrderedMerge([], Spl2, Spl) ->
- lists:reverse(Spl) ++ Spl2;
+ lists:reverse(Spl, Spl2);
spillCostOrderedMerge(Spl1, Spl2, Spl) ->
{_, _, SpillCost1} = hd(Spl1),
{_, _, SpillCost2} = hd(Spl2),