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+%%
+%% %CopyrightBegin%
+%%
+%% Copyright Ericsson AB 2018. All Rights Reserved.
+%%
+%% Licensed under the Apache License, Version 2.0 (the "License");
+%% you may not use this file except in compliance with the License.
+%% You may obtain a copy of the License at
+%%
+%% http://www.apache.org/licenses/LICENSE-2.0
+%%
+%% Unless required by applicable law or agreed to in writing, software
+%% distributed under the License is distributed on an "AS IS" BASIS,
+%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+%% See the License for the specific language governing permissions and
+%% limitations under the License.
+%%
+%% %CopyrightEnd%
+%%
+
+-record(b_module, {anno=#{} :: beam_ssa:anno(),
+ name :: module(),
+ exports :: [{atom(),arity()}],
+ attributes :: list(),
+ body :: [beam_ssa:b_function()]}).
+-record(b_function, {anno=#{} :: beam_ssa:anno(),
+ args :: [beam_ssa:b_var()],
+ bs :: #{beam_ssa:label():=beam_ssa:b_blk()},
+ cnt :: beam_ssa:label()}).
+
+-record(b_blk, {anno=#{} :: beam_ssa:anno(),
+ is :: [beam_ssa:b_set()],
+ last :: beam_ssa:terminator()}).
+-record(b_set, {anno=#{} :: beam_ssa:anno(),
+ dst=none :: 'none'|beam_ssa:b_var(),
+ op :: beam_ssa:op(),
+ args=[] :: [beam_ssa:argument()]}).
+
+%% Terminators.
+-record(b_ret, {anno=#{} :: beam_ssa:anno(),
+ arg :: beam_ssa:value()}).
+
+-record(b_br, {anno=#{},
+ bool :: beam_ssa:value(),
+ succ :: beam_ssa:label(),
+ fail :: beam_ssa:label()}).
+
+-record(b_switch, {anno=#{} :: beam_ssa:anno(),
+ arg :: beam_ssa:value(),
+ fail :: beam_ssa:label(),
+ list :: [{beam_ssa:b_literal(),beam_ssa:label()}]}).
+
+%% Values.
+-record(b_var, {name :: beam_ssa:var_name()}).
+
+-record(b_literal, {val :: beam_ssa:literal_value()}).
+
+-record(b_remote, {mod :: beam_ssa:value(),
+ name :: beam_ssa:value(),
+ arity :: non_neg_integer()}).
+
+-record(b_local, {name :: beam_ssa:b_literal(),
+ arity :: non_neg_integer()}).
+
+%% If this block exists, it calls erlang:error(badarg).
+-define(BADARG_BLOCK, 1).