diff options
Diffstat (limited to 'lib/hipe/icode/hipe_beam_to_icode.erl')
| -rw-r--r-- | lib/hipe/icode/hipe_beam_to_icode.erl | 87 |
1 files changed, 43 insertions, 44 deletions
diff --git a/lib/hipe/icode/hipe_beam_to_icode.erl b/lib/hipe/icode/hipe_beam_to_icode.erl index 4691662f9f..224aacd8d7 100644 --- a/lib/hipe/icode/hipe_beam_to_icode.erl +++ b/lib/hipe/icode/hipe_beam_to_icode.erl @@ -2,18 +2,19 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2012. All Rights Reserved. +%% Copyright Ericsson AB 2001-2016. All Rights Reserved. %% -%% The contents of this file are subject to the Erlang Public License, -%% Version 1.1, (the "License"); you may not use this file except in -%% compliance with the License. You should have received a copy of the -%% Erlang Public License along with this software. If not, it can be -%% retrieved online at http://www.erlang.org/. +%% 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 %% -%% Software distributed under the License is distributed on an "AS IS" -%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See -%% the License for the specific language governing rights and limitations -%% under the License. +%% 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% %% @@ -880,6 +881,15 @@ trans_fun([{bs_init_bits,{f,Lbl},Size,_Words,_LiveRegs,{field_flags,Flags0},X}| trans_fun([{bs_add, {f,Lbl}, [Old,New,Unit], Res}|Instructions], Env) -> Dst = mk_var(Res), Temp = mk_var(new), + {FailLblName, FailCode} = + if Lbl =:= 0 -> + FailLbl = mk_label(new), + {hipe_icode:label_name(FailLbl), + [FailLbl, + hipe_icode:mk_fail([hipe_icode:mk_const(badarg)], error)]}; + true -> + {map_label(Lbl), []} + end, MultIs = case {New,Unit} of {{integer, NewInt}, _} -> @@ -889,40 +899,26 @@ trans_fun([{bs_add, {f,Lbl}, [Old,New,Unit], Res}|Instructions], Env) -> [hipe_icode:mk_move(Temp, NewVar)]; _ -> NewVar = mk_var(New), - if Lbl =:= 0 -> - [hipe_icode:mk_primop([Temp], '*', - [NewVar, hipe_icode:mk_const(Unit)])]; - true -> - Succ = mk_label(new), - [hipe_icode:mk_primop([Temp], '*', - [NewVar, hipe_icode:mk_const(Unit)], - hipe_icode:label_name(Succ), map_label(Lbl)), - Succ] - end + Succ = mk_label(new), + [hipe_icode:mk_primop([Temp], '*', + [NewVar, hipe_icode:mk_const(Unit)], + hipe_icode:label_name(Succ), FailLblName), + Succ] end, Succ2 = mk_label(new), - {FailLblName, FailCode} = - if Lbl =:= 0 -> - FailLbl = mk_label(new), - {hipe_icode:label_name(FailLbl), - [FailLbl, - hipe_icode:mk_fail([hipe_icode:mk_const(badarg)], error)]}; - true -> - {map_label(Lbl), []} - end, IsPos = [hipe_icode:mk_if('>=', [Temp, hipe_icode:mk_const(0)], hipe_icode:label_name(Succ2), FailLblName)] ++ - FailCode ++ [Succ2], - AddI = + FailCode ++ [Succ2], + AddRhs = case Old of - {integer,OldInt} -> - hipe_icode:mk_primop([Dst], '+', [Temp, hipe_icode:mk_const(OldInt)]); - _ -> - OldVar = mk_var(Old), - hipe_icode:mk_primop([Dst], '+', [Temp, OldVar]) + {integer,OldInt} -> hipe_icode:mk_const(OldInt); + _ -> mk_var(Old) end, - MultIs ++ IsPos ++ [AddI|trans_fun(Instructions, Env)]; + Succ3 = mk_label(new), + AddI = hipe_icode:mk_primop([Dst], '+', [Temp, AddRhs], + hipe_icode:label_name(Succ3), FailLblName), + MultIs ++ IsPos ++ [AddI,Succ3|trans_fun(Instructions, Env)]; %%-------------------------------------------------------------------- %% Bit syntax instructions added in R12B-5 (Fall 2008) %%-------------------------------------------------------------------- @@ -1305,7 +1301,7 @@ trans_bin([{bs_put_binary,{f,Lbl},Size,Unit,{field_flags,Flags},Source}| {Name, Args, Env2} = case Size of {atom,all} -> %% put all bits - {{bs_put_binary_all, Flags}, [Src,Base,Offset], Env}; + {{bs_put_binary_all, Unit, Flags}, [Src,Base,Offset], Env}; {integer,NoBits} when is_integer(NoBits), NoBits >= 0 -> %% Create a N*Unit bits subbinary {{bs_put_binary, NoBits*Unit, Flags}, [Src,Base,Offset], Env}; @@ -1584,11 +1580,7 @@ gen_put_map_instrs(exists, Op, TempMapVar, Dst, FailLbl, Pairs, Env) -> end, {[IsMapCode, TrueLabel, PutInstructions, ReturnLbl], Env1}; gen_put_map_instrs(new, Op, TempMapVar, Dst, new, Pairs, Env) -> - TrueLabel = mk_label(new), FailLbl = mk_label(new), - IsMapCode = hipe_icode:mk_type([TempMapVar], map, - hipe_icode:label_name(TrueLabel), - hipe_icode:label_name(FailLbl)), DstMapVar = mk_var(Dst), {ReturnLbl, PutInstructions, Env1} = case Op of @@ -1596,10 +1588,10 @@ gen_put_map_instrs(new, Op, TempMapVar, Dst, new, Pairs, Env) -> trans_put_map_assoc(TempMapVar, DstMapVar, Pairs, Env, []); exact -> trans_put_map_exact(TempMapVar, DstMapVar, - hipe_icode:label_name(FailLbl), Pairs, Env, []) + none, Pairs, Env, []) end, Fail = hipe_icode:mk_fail([hipe_icode:mk_const(badarg)], error), - {[IsMapCode, TrueLabel, PutInstructions, FailLbl, Fail, ReturnLbl], Env1}. + {[PutInstructions, FailLbl, Fail, ReturnLbl], Env1}. %%----------------------------------------------------------------------- %% This function generates the instructions needed to insert several @@ -1629,6 +1621,13 @@ trans_put_map_exact(MapVar, DestMapVar, _FLbl, [], Env, Acc) -> ReturnLbl = mk_label(new), GotoReturn = hipe_icode:mk_goto(hipe_icode:label_name(ReturnLbl)), {ReturnLbl, lists:reverse([GotoReturn, MoveToReturnVar | Acc]), Env}; +trans_put_map_exact(MapVar, DestMapVar, none, [Key, Value | Rest], Env, Acc) -> + {MoveKey, KeyVar, Env1} = mk_move_and_var(Key, Env), + {MoveVal, ValVar, Env2} = mk_move_and_var(Value, Env1), + BifCallPut = hipe_icode:mk_call([MapVar], maps, update, + [KeyVar, ValVar, MapVar], remote), + Acc1 = [BifCallPut, MoveVal, MoveKey | Acc], + trans_put_map_exact(MapVar, DestMapVar, none, Rest, Env2, Acc1); trans_put_map_exact(MapVar, DestMapVar, FLbl, [Key, Value | Rest], Env, Acc) -> SuccLbl = mk_label(new), {MoveKey, KeyVar, Env1} = mk_move_and_var(Key, Env), |