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authorBjörn-Egil Dahlberg <[email protected]>2014-02-10 18:55:17 +0100
committerBjörn-Egil Dahlberg <[email protected]>2014-02-13 14:39:28 +0100
commit210dbf68a62794b51b74337381cd87424a46b2a5 (patch)
tree6f7a25b60514b1b96bea15c4cf568c1a00c02504 /lib/compiler/src/beam_a.erl
parent993642bd638f194c2cbb0e62ee706e8d6eb81fce (diff)
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compiler: Change map instructions for fetching values
* Combine multiple get values with one instruction * Combine multiple check keys with one instruction
Diffstat (limited to 'lib/compiler/src/beam_a.erl')
-rw-r--r--lib/compiler/src/beam_a.erl2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/compiler/src/beam_a.erl b/lib/compiler/src/beam_a.erl
index 3dfa67a771..fe4f473846 100644
--- a/lib/compiler/src/beam_a.erl
+++ b/lib/compiler/src/beam_a.erl
@@ -92,6 +92,8 @@ rename_instr({put_map_assoc,Fail,S,D,R,L}) ->
{put_map,Fail,assoc,S,D,R,L};
rename_instr({put_map_exact,Fail,S,D,R,L}) ->
{put_map,Fail,exact,S,D,R,L};
+rename_instr({test,has_map_fields,Fail,Src,{list,List}}) ->
+ {test,has_map_fields,Fail,[Src|List]};
rename_instr({select_val=I,Reg,Fail,{list,List}}) ->
{select,I,Reg,Fail,List};
rename_instr({select_tuple_arity=I,Reg,Fail,{list,List}}) ->