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-rw-r--r--lib/compiler/src/beam_block.erl1
-rw-r--r--lib/compiler/src/beam_disasm.erl17
-rw-r--r--lib/compiler/src/beam_except.erl9
-rw-r--r--lib/compiler/src/beam_flatten.erl1
-rw-r--r--lib/compiler/src/beam_ssa_codegen.erl4
-rw-r--r--lib/compiler/src/beam_ssa_pre_codegen.erl23
-rw-r--r--lib/compiler/src/beam_validator.erl6
-rw-r--r--lib/compiler/src/compile.erl4
-rwxr-xr-xlib/compiler/src/genop.tab5
9 files changed, 50 insertions, 20 deletions
diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl
index c928fc7187..0ed2a03a81 100644
--- a/lib/compiler/src/beam_block.erl
+++ b/lib/compiler/src/beam_block.erl
@@ -89,6 +89,7 @@ collect({move,S,D}) -> {set,[D],[S],move};
collect({put_list,S1,S2,D}) -> {set,[D],[S1,S2],put_list};
collect({put_tuple,A,D}) -> {set,[D],[],{put_tuple,A}};
collect({put,S}) -> {set,[],[S],put};
+collect({put_tuple2,D,{list,Els}}) -> {set,[D],Els,put_tuple2};
collect({get_tuple_element,S,I,D}) -> {set,[D],[S],{get_tuple_element,I}};
collect({set_tuple_element,S,D,I}) -> {set,[],[S,D],{set_tuple_element,I}};
collect({get_hd,S,D}) -> {set,[D],[S],get_hd};
diff --git a/lib/compiler/src/beam_disasm.erl b/lib/compiler/src/beam_disasm.erl
index 6cee9acae4..d0be39f520 100644
--- a/lib/compiler/src/beam_disasm.erl
+++ b/lib/compiler/src/beam_disasm.erl
@@ -373,6 +373,8 @@ disasm_instr(B, Bs, Atoms, Literals) ->
disasm_map_inst(get_map_elements, Arity, Bs, Atoms, Literals);
has_map_fields ->
disasm_map_inst(has_map_fields, Arity, Bs, Atoms, Literals);
+ put_tuple2 ->
+ disasm_put_tuple2(Bs, Atoms, Literals);
_ ->
try decode_n_args(Arity, Bs, Atoms, Literals) of
{Args, RestBs} ->
@@ -413,6 +415,14 @@ disasm_map_inst(Inst, Arity, Bs0, Atoms, Literals) ->
{List, RestBs} = decode_n_args(Len, Bs2, Atoms, Literals),
{{Inst, Args ++ [{Z,U,List}]}, RestBs}.
+disasm_put_tuple2(Bs, Atoms, Literals) ->
+ {X, Bs1} = decode_arg(Bs, Atoms, Literals),
+ {Z, Bs2} = decode_arg(Bs1, Atoms, Literals),
+ {U, Bs3} = decode_arg(Bs2, Atoms, Literals),
+ {u, Len} = U,
+ {List, RestBs} = decode_n_args(Len, Bs3, Atoms, Literals),
+ {{put_tuple2, [X,{Z,U,List}]}, RestBs}.
+
%%-----------------------------------------------------------------------
%% decode_arg([Byte]) -> {Arg, [Byte]}
%%
@@ -1096,6 +1106,13 @@ resolve_inst({get_tl,[Src,Dst]},_,_,_) ->
{get_tl,Src,Dst};
%%
+%% OTP 22.
+%%
+resolve_inst({put_tuple2,[Dst,{{z,1},{u,_},List0}]},_,_,_) ->
+ List = resolve_args(List0),
+ {put_tuple2,Dst,{list,List}};
+
+%%
%% Catches instructions that are not yet handled.
%%
resolve_inst(X,_,_,_) -> ?exit({resolve_inst,X}).
diff --git a/lib/compiler/src/beam_except.erl b/lib/compiler/src/beam_except.erl
index 366ec6cd44..98831d87a7 100644
--- a/lib/compiler/src/beam_except.erl
+++ b/lib/compiler/src/beam_except.erl
@@ -113,14 +113,7 @@ dig_out_block([{set,[{x,0}],[{atom,if_clause}],move}]) ->
{yes,if_end,[]};
dig_out_block([{set,[{x,0}],[{literal,{Exc,Value}}],move}|Is]) ->
translate_exception(Exc, {literal,Value}, Is, 0);
-dig_out_block([{set,[{x,0}],[Tuple],move},
- {set,[],[Value],put},
- {set,[],[{atom,Exc}],put},
- {set,[Tuple],[],{put_tuple,2}}|Is]) ->
- translate_exception(Exc, Value, Is, 3);
-dig_out_block([{set,[],[Value],put},
- {set,[],[{atom,Exc}],put},
- {set,[{x,0}],[],{put_tuple,2}}|Is]) ->
+dig_out_block([{set,[{x,0}],[{atom,Exc},Value],put_tuple2}|Is]) ->
translate_exception(Exc, Value, Is, 3);
dig_out_block(_) -> no.
diff --git a/lib/compiler/src/beam_flatten.erl b/lib/compiler/src/beam_flatten.erl
index 9a1c5a1021..973d16a1bc 100644
--- a/lib/compiler/src/beam_flatten.erl
+++ b/lib/compiler/src/beam_flatten.erl
@@ -65,6 +65,7 @@ norm({set,[D],[S],move}) -> {move,S,D};
norm({set,[D],[S],fmove}) -> {fmove,S,D};
norm({set,[D],[S],fconv}) -> {fconv,S,D};
norm({set,[D],[S1,S2],put_list}) -> {put_list,S1,S2,D};
+norm({set,[D],Els,put_tuple2}) -> {put_tuple2,D,{list,Els}};
norm({set,[D],[],{put_tuple,A}}) -> {put_tuple,A,D};
norm({set,[],[S],put}) -> {put,S};
norm({set,[D],[S],{get_tuple_element,I}}) -> {get_tuple_element,S,I,D};
diff --git a/lib/compiler/src/beam_ssa_codegen.erl b/lib/compiler/src/beam_ssa_codegen.erl
index 357352269c..006c41c0e0 100644
--- a/lib/compiler/src/beam_ssa_codegen.erl
+++ b/lib/compiler/src/beam_ssa_codegen.erl
@@ -286,6 +286,8 @@ classify_heap_need(put_list, _) ->
{put,2};
classify_heap_need(put_tuple_arity, [#b_literal{val=Words}]) ->
{put,Words+1};
+classify_heap_need(put_tuple, Elements) ->
+ {put,length(Elements)+1};
classify_heap_need({bif,Name}, Args) ->
case is_gc_bif(Name, Args) of
false -> neutral;
@@ -1360,6 +1362,8 @@ cg_instr(get_tuple_element=Op, [Src,{integer,N}], Dst) ->
[{Op,Src,N,Dst}];
cg_instr(put_list=Op, [Hd,Tl], Dst) ->
[{Op,Hd,Tl,Dst}];
+cg_instr(put_tuple, Elements, Dst) ->
+ [{put_tuple2,Dst,{list,Elements}}];
cg_instr(put_tuple_arity, [{integer,Arity}], Dst) ->
[{put_tuple,Arity,Dst}];
cg_instr(put_tuple_elements, Elements, _Dst) ->
diff --git a/lib/compiler/src/beam_ssa_pre_codegen.erl b/lib/compiler/src/beam_ssa_pre_codegen.erl
index bbc3739eb5..54aa2efaf6 100644
--- a/lib/compiler/src/beam_ssa_pre_codegen.erl
+++ b/lib/compiler/src/beam_ssa_pre_codegen.erl
@@ -79,8 +79,9 @@
{'ok',beam_ssa:b_module()}.
module(#b_module{body=Fs0}=Module, Opts) ->
+ FixTuples = proplists:get_bool(no_put_tuple2, Opts),
ExtraAnnos = proplists:get_bool(dprecg, Opts),
- Ps = passes(ExtraAnnos),
+ Ps = passes(FixTuples, ExtraAnnos),
Fs = functions(Fs0, Ps),
{ok,Module#b_module{body=Fs}}.
@@ -113,13 +114,16 @@ functions([], _Ps) -> [].
}).
-define(PASS(N), {N,fun N/1}).
-passes(ExtraAnnos) ->
+passes(FixTuples, ExtraAnnos) ->
Ps = [?PASS(assert_no_critical_edges),
%% Preliminaries.
?PASS(fix_bs),
?PASS(sanitize),
- ?PASS(fix_tuples),
+ case FixTuples of
+ false -> ignore;
+ true -> ?PASS(fix_tuples)
+ end,
?PASS(place_frames),
?PASS(fix_receives),
@@ -151,10 +155,7 @@ passes(ExtraAnnos) ->
?PASS(fix_aliased_regs),
?PASS(frame_size),
?PASS(turn_yregs)],
- case ExtraAnnos of
- false -> [P || P <- Ps, P =/= ignore];
- true -> Ps
- end.
+ [P || P <- Ps, P =/= ignore].
function(#b_function{anno=Anno,args=Args,bs=Blocks0,cnt=Count0}=F0, Ps) ->
try
@@ -693,9 +694,11 @@ prune_phi(#b_set{args=Args0}=Phi, Reachable) ->
%%%
%% fix_tuples(St0) -> St.
-%% We must split tuple creation into two instruction to mirror the
-%% the way tuples are created in BEAM. Each put_tuple instruction is
-%% split into put_tuple_arity followed by put_tuple_elements.
+%% If compatibility with a previous version of Erlang has been
+%% requested, tuple creation must be split into two instruction to
+%% mirror the the way tuples are created in BEAM prior to OTP 22.
+%% Each put_tuple instruction is split into put_tuple_arity followed
+%% by put_tuple_elements.
fix_tuples(#st{ssa=Blocks0,cnt=Count0}=St) ->
F = fun (#b_set{op=put_tuple,args=Args}=Put, C0) ->
diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl
index b44771d8a9..953aced66e 100644
--- a/lib/compiler/src/beam_validator.erl
+++ b/lib/compiler/src/beam_validator.erl
@@ -349,6 +349,12 @@ valfun_1({put_list,A,B,Dst}, Vst0) ->
assert_term(B, Vst0),
Vst = eat_heap(2, Vst0),
set_type_reg(cons, Dst, Vst);
+valfun_1({put_tuple2,Dst,{list,Elements}}, Vst0) ->
+ _ = [assert_term(El, Vst0) || El <- Elements],
+ Size = length(Elements),
+ Vst = eat_heap(Size+1, Vst0),
+ Type = {tuple,Size},
+ set_type_reg(Type, Dst, Vst);
valfun_1({put_tuple,Sz,Dst}, Vst0) when is_integer(Sz) ->
Vst1 = eat_heap(1, Vst0),
Vst = set_type_reg(tuple_in_progress, Dst, Vst1),
diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl
index 3a835cfb2f..0a7f723c64 100644
--- a/lib/compiler/src/compile.erl
+++ b/lib/compiler/src/compile.erl
@@ -259,13 +259,13 @@ expand_opt(r19, Os) ->
expand_opt(r20, Os) ->
expand_opt_before_21(Os);
expand_opt(r21, Os) ->
- Os;
+ [no_put_tuple2|Os];
expand_opt({debug_info_key,_}=O, Os) ->
[encrypt_debug_info,O|Os];
expand_opt(O, Os) -> [O|Os].
expand_opt_before_21(Os) ->
- [no_get_hd_tl,no_ssa_opt_record,no_utf8_atoms|Os].
+ [no_put_tuple2,no_get_hd_tl,no_ssa_opt_record,no_utf8_atoms|Os].
%% format_error(ErrorDescriptor) -> string()
diff --git a/lib/compiler/src/genop.tab b/lib/compiler/src/genop.tab
index f35ae09fe7..8e34e3e291 100755
--- a/lib/compiler/src/genop.tab
+++ b/lib/compiler/src/genop.tab
@@ -573,3 +573,8 @@ BEAM_FORMAT_NUMBER=0
## @doc Get the tail (or cdr) part of a list (a cons cell) from Source and
## put it into the register Tail.
163: get_tl/2
+
+## @spec put_tuple2 Destination Elements
+## @doc Build a tuple with the elements in the list Elements and put it
+## put into register Destination.
+164: put_tuple2/2
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-21 21:58:20 +0000