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authorSverker Eriksson <[email protected]>2016-02-24 17:55:04 +0100
committerSverker Eriksson <[email protected]>2016-02-24 17:55:04 +0100
commit03743cd4193a2ca97f9b9a52a25e63f616e8fc07 (patch)
tree9c1f4094a2105ec4bf19dd0d16e76b598d0e608d /lib/hipe/icode/hipe_beam_to_icode.erl
parent1b094d72ffc56069c72f17c7edd673dbbfe47e39 (diff)
parent35739bd06776f90526006486b3f4ab7e54f7f951 (diff)
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Merge branch 'master' into sverk/master/halt-INT_MIN
Diffstat (limited to 'lib/hipe/icode/hipe_beam_to_icode.erl')
-rw-r--r--lib/hipe/icode/hipe_beam_to_icode.erl51
1 files changed, 23 insertions, 28 deletions
diff --git a/lib/hipe/icode/hipe_beam_to_icode.erl b/lib/hipe/icode/hipe_beam_to_icode.erl
index 0c7bdb788a..37c6ba9c60 100644
--- a/lib/hipe/icode/hipe_beam_to_icode.erl
+++ b/lib/hipe/icode/hipe_beam_to_icode.erl
@@ -881,6 +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}, _} ->
@@ -890,40 +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)
%%--------------------------------------------------------------------
@@ -1306,7 +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};