From 210dbf68a62794b51b74337381cd87424a46b2a5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Mon, 10 Feb 2014 18:55:17 +0100 Subject: compiler: Change map instructions for fetching values * Combine multiple get values with one instruction * Combine multiple check keys with one instruction --- lib/compiler/src/beam_z.erl | 2 ++ 1 file changed, 2 insertions(+) (limited to 'lib/compiler/src/beam_z.erl') diff --git a/lib/compiler/src/beam_z.erl b/lib/compiler/src/beam_z.erl index 9953a48710..c204eac25d 100644 --- a/lib/compiler/src/beam_z.erl +++ b/lib/compiler/src/beam_z.erl @@ -78,6 +78,8 @@ undo_rename({put_map,Fail,assoc,S,D,R,L}) -> {put_map_assoc,Fail,S,D,R,L}; undo_rename({put_map,Fail,exact,S,D,R,L}) -> {put_map_exact,Fail,S,D,R,L}; +undo_rename({test,has_map_fields,Fail,[Src|List]}) -> + {test,has_map_fields,Fail,Src,{list,List}}; undo_rename({select,I,Reg,Fail,List}) -> {I,Reg,Fail,{list,List}}; undo_rename(I) -> I. -- cgit v1.2.3 From 70d3c4d51f58f0e95fd28f6735cd54cad9ca87ce Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Bj=C3=B6rn-Egil=20Dahlberg?= Date: Wed, 19 Feb 2014 15:51:03 +0100 Subject: compiler: Transform list of Args to exact literal type --- lib/compiler/src/beam_z.erl | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) (limited to 'lib/compiler/src/beam_z.erl') diff --git a/lib/compiler/src/beam_z.erl b/lib/compiler/src/beam_z.erl index c204eac25d..c2a6ef604e 100644 --- a/lib/compiler/src/beam_z.erl +++ b/lib/compiler/src/beam_z.erl @@ -79,7 +79,17 @@ undo_rename({put_map,Fail,assoc,S,D,R,L}) -> undo_rename({put_map,Fail,exact,S,D,R,L}) -> {put_map_exact,Fail,S,D,R,L}; undo_rename({test,has_map_fields,Fail,[Src|List]}) -> - {test,has_map_fields,Fail,Src,{list,List}}; + {test,has_map_fields,Fail,Src,{list,[to_typed_literal(V)||V<-List]}}; +undo_rename({get_map_elements,Fail,Src,{list, List}}) -> + {get_map_elements,Fail,Src,{list,[to_typed_literal(V)||V<-List]}}; undo_rename({select,I,Reg,Fail,List}) -> {I,Reg,Fail,{list,List}}; undo_rename(I) -> I. + +%% to_typed_literal(Arg) +%% transform Arg to specific literal i.e. float | integer | atom if applicable +to_typed_literal({literal, V}) when is_float(V) -> {float, V}; +to_typed_literal({literal, V}) when is_atom(V) -> {atom, V}; +to_typed_literal({literal, V}) when is_integer(V) -> {integer, V}; +to_typed_literal({literal, []}) -> nil; +to_typed_literal(V) -> V. -- cgit v1.2.3