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-rw-r--r--lib/hipe/icode/hipe_beam_to_icode.erl13
1 files changed, 13 insertions, 0 deletions
diff --git a/lib/hipe/icode/hipe_beam_to_icode.erl b/lib/hipe/icode/hipe_beam_to_icode.erl
index 610578dfbc..2abecf7f18 100644
--- a/lib/hipe/icode/hipe_beam_to_icode.erl
+++ b/lib/hipe/icode/hipe_beam_to_icode.erl
@@ -513,6 +513,19 @@ trans_fun([{test,test_arity,{f,Lbl},[Reg,N]}|Instructions], Env) ->
I = hipe_icode:mk_type([trans_arg(Reg)],{tuple,N},
hipe_icode:label_name(True),map_label(Lbl)),
[I,True | trans_fun(Instructions,Env)];
+%%--- test_is_tagged_tuple ---
+trans_fun([{test,is_tagged_tuple,{f,Lbl},[Reg,N,Atom]}|Instructions], Env) ->
+ TrueArity = mk_label(new),
+ IArity = hipe_icode:mk_type([trans_arg(Reg)],{tuple,N},
+ hipe_icode:label_name(TrueArity),map_label(Lbl)),
+ Var = hipe_icode:mk_new_var(),
+ IGet = hipe_icode:mk_primop([Var],
+ #unsafe_element{index=1},
+ [trans_arg(Reg)]),
+ TrueAtom = mk_label(new),
+ IEQ = hipe_icode:mk_type([Var], Atom, hipe_icode:label_name(TrueAtom),
+ map_label(Lbl)),
+ [IArity,TrueArity,IGet,IEQ,TrueAtom | trans_fun(Instructions,Env)];
%%--- is_map ---
trans_fun([{test,is_map,{f,Lbl},[Arg]}|Instructions], Env) ->
{Code,Env1} = trans_type_test(map,Lbl,Arg,Env),