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-rw-r--r--lib/compiler/src/beam_block.erl9
-rw-r--r--lib/compiler/src/beam_flatten.erl1
2 files changed, 10 insertions, 0 deletions
diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl
index 5d96b51bff..402fbe2e2e 100644
--- a/lib/compiler/src/beam_block.erl
+++ b/lib/compiler/src/beam_block.erl
@@ -123,6 +123,11 @@ is_last_bool([], _) -> false.
collect_block(Is) ->
collect_block(Is, []).
+collect_block([{allocate,N,R}|Is0], Acc) ->
+ {Inits,Is} = lists:splitwith(fun ({init,{y,_}}) -> true;
+ (_) -> false
+ end, Is0),
+ collect_block(Is, [{set,[],[],{alloc,R,{nozero,N,0,Inits}}}|Acc]);
collect_block([{allocate_zero,Ns,R},{test_heap,Nh,R}|Is], Acc) ->
collect_block(Is, [{set,[],[],{alloc,R,{zero,Ns,Nh,[]}}}|Acc]);
collect_block([I|Is]=Is0, Acc) ->
@@ -131,7 +136,11 @@ collect_block([I|Is]=Is0, Acc) ->
Instr -> collect_block(Is, [Instr|Acc])
end.
+collect({allocate,N,R}) -> {set,[],[],{alloc,R,{nozero,N,0,[]}}};
collect({allocate_zero,N,R}) -> {set,[],[],{alloc,R,{zero,N,0,[]}}};
+collect({allocate_heap,Ns,Nh,R}) -> {set,[],[],{alloc,R,{nozero,Ns,Nh,[]}}};
+collect({allocate_heap_zero,Ns,Nh,R}) -> {set,[],[],{alloc,R,{zero,Ns,Nh,[]}}};
+collect({init,D}) -> {set,[D],[],init};
collect({test_heap,N,R}) -> {set,[],[],{alloc,R,{nozero,nostack,N,[]}}};
collect({bif,N,F,As,D}) -> {set,[D],As,{bif,N,F}};
collect({gc_bif,N,F,R,As,D}) -> {set,[D],As,{alloc,R,{gc_bif,N,F}}};
diff --git a/lib/compiler/src/beam_flatten.erl b/lib/compiler/src/beam_flatten.erl
index 25428c0c10..5603a677e8 100644
--- a/lib/compiler/src/beam_flatten.erl
+++ b/lib/compiler/src/beam_flatten.erl
@@ -51,6 +51,7 @@ norm_block([], Acc) -> Acc.
norm({set,[D],As,{bif,N,F}}) -> {bif,N,F,As,D};
norm({set,[D],As,{alloc,R,{gc_bif,N,F}}}) -> {gc_bif,N,F,R,As,D};
+norm({set,[D],[],init}) -> {init,D};
norm({set,[D],[S],move}) -> {move,S,D};
norm({set,[D],[S],fmove}) -> {fmove,S,D};
norm({set,[D],[S],fconv}) -> {fconv,S,D};