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-rw-r--r--lib/hipe/icode/hipe_beam_to_icode.erl78
-rw-r--r--lib/hipe/icode/hipe_icode.erl26
-rw-r--r--lib/hipe/icode/hipe_icode.hrl7
-rw-r--r--lib/hipe/icode/hipe_icode_bincomp.erl34
-rw-r--r--lib/hipe/icode/hipe_icode_call_elim.erl10
-rw-r--r--lib/hipe/icode/hipe_icode_callgraph.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_cfg.erl8
-rw-r--r--lib/hipe/icode/hipe_icode_coordinator.erl35
-rw-r--r--lib/hipe/icode/hipe_icode_ebb.erl9
-rw-r--r--lib/hipe/icode/hipe_icode_exceptions.erl9
-rw-r--r--lib/hipe/icode/hipe_icode_fp.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_heap_test.erl9
-rw-r--r--lib/hipe/icode/hipe_icode_inline_bifs.erl8
-rw-r--r--lib/hipe/icode/hipe_icode_instruction_counter.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_liveness.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_mulret.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_pp.erl10
-rw-r--r--lib/hipe/icode/hipe_icode_primops.erl14
-rw-r--r--lib/hipe/icode/hipe_icode_primops.hrl8
-rw-r--r--lib/hipe/icode/hipe_icode_range.erl159
-rw-r--r--lib/hipe/icode/hipe_icode_split_arith.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_ssa.erl15
-rw-r--r--lib/hipe/icode/hipe_icode_ssa_const_prop.erl49
-rw-r--r--lib/hipe/icode/hipe_icode_ssa_copy_prop.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl6
-rw-r--r--lib/hipe/icode/hipe_icode_type.erl29
-rw-r--r--lib/hipe/icode/hipe_icode_type.hrl7
27 files changed, 233 insertions, 339 deletions
diff --git a/lib/hipe/icode/hipe_beam_to_icode.erl b/lib/hipe/icode/hipe_beam_to_icode.erl
index 224aacd8d7..2abecf7f18 100644
--- a/lib/hipe/icode/hipe_beam_to_icode.erl
+++ b/lib/hipe/icode/hipe_beam_to_icode.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -16,8 +12,6 @@
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
-%% %CopyrightEnd%
-%%
%%=======================================================================
%% File : hipe_beam_to_icode.erl
%% Author : Kostis Sagonas
@@ -154,7 +148,8 @@ trans_mfa_code(M,F,A, FunBeamCode, ClosureInfo) ->
{Code3,_Env3} = mk_debug_calltrace(MFA, Env1, Code2),
{Code3,_Env3} = {Code2,Env1}),
%% For stack optimization
- Leafness = leafness(Code3),
+ IsClosure = get_closure_info(MFA, ClosureInfo) =/= not_a_closure,
+ Leafness = leafness(Code3, IsClosure),
IsLeaf = is_leaf_code(Leafness),
Code4 =
[FunLbl |
@@ -162,7 +157,6 @@ trans_mfa_code(M,F,A, FunBeamCode, ClosureInfo) ->
false -> Code3;
true -> [mk_redtest()|Code3]
end],
- IsClosure = get_closure_info(MFA, ClosureInfo) =/= not_a_closure,
Code5 = hipe_icode:mk_icode(MFA, FunArgs, IsClosure, IsLeaf,
remove_dead_code(Code4),
hipe_gensym:var_range(icode),
@@ -179,12 +173,12 @@ trans_mfa_code(M,F,A, FunBeamCode, ClosureInfo) ->
mk_redtest() -> hipe_icode:mk_primop([], redtest, []).
-leafness(Is) -> % -> true, selfrec, or false
- leafness(Is, true).
+leafness(Is, IsClosure) -> % -> true, selfrec, closure, or false
+ leafness(Is, IsClosure, true).
-leafness([], Leafness) ->
+leafness([], _IsClosure, Leafness) ->
Leafness;
-leafness([I|Is], Leafness) ->
+leafness([I|Is], IsClosure, Leafness) ->
case I of
#icode_comment{} ->
%% BEAM self-tailcalls become gotos, but they leave
@@ -197,7 +191,7 @@ leafness([I|Is], Leafness) ->
'self_tail_recursive' -> selfrec; % call_only to selfrec
_ -> Leafness
end,
- leafness(Is, NewLeafness);
+ leafness(Is, IsClosure, NewLeafness);
#icode_call{} ->
case hipe_icode:call_type(I) of
'primop' ->
@@ -205,12 +199,12 @@ leafness([I|Is], Leafness) ->
call_fun -> false; % Calls closure
enter_fun -> false; % Calls closure
#apply_N{} -> false;
- _ -> leafness(Is, Leafness) % Other primop calls are ok
+ _ -> leafness(Is, IsClosure, Leafness) % Other primop calls are ok
end;
T when T =:= 'local' orelse T =:= 'remote' ->
{M,F,A} = hipe_icode:call_fun(I),
case erlang:is_builtin(M, F, A) of
- true -> leafness(Is, Leafness);
+ true -> leafness(Is, IsClosure, Leafness);
false -> false
end
end;
@@ -229,11 +223,12 @@ leafness([I|Is], Leafness) ->
T when T =:= 'local' orelse T =:= 'remote' ->
{M,F,A} = hipe_icode:enter_fun(I),
case erlang:is_builtin(M, F, A) of
- true -> leafness(Is, Leafness);
+ true -> leafness(Is, IsClosure, Leafness);
+ _ when IsClosure -> leafness(Is, IsClosure, closure);
_ -> false
end
end;
- _ -> leafness(Is, Leafness)
+ _ -> leafness(Is, IsClosure, Leafness)
end.
%% XXX: this old stuff is passed around but essentially unused
@@ -241,12 +236,20 @@ is_leaf_code(Leafness) ->
case Leafness of
true -> true;
selfrec -> true;
+ closure -> false;
false -> false
end.
needs_redtest(Leafness) ->
case Leafness of
true -> false;
+ %% A "leaf" closure may contain tailcalls to non-closures in addition to
+ %% what other leaves may contain. Omitting the redtest is useful to generate
+ %% shorter code for closures generated by (fun F/A), and is safe since
+ %% control flow cannot return to a "leaf" closure again without a reduction
+ %% being consumed. This is true since no function that can call a closure
+ %% will ever have its redtest omitted.
+ closure -> false;
selfrec -> true;
false -> true
end.
@@ -510,6 +513,19 @@ trans_fun([{test,test_arity,{f,Lbl},[Reg,N]}|Instructions], Env) ->
I = hipe_icode:mk_type([trans_arg(Reg)],{tuple,N},
hipe_icode:label_name(True),map_label(Lbl)),
[I,True | trans_fun(Instructions,Env)];
+%%--- test_is_tagged_tuple ---
+trans_fun([{test,is_tagged_tuple,{f,Lbl},[Reg,N,Atom]}|Instructions], Env) ->
+ TrueArity = mk_label(new),
+ IArity = hipe_icode:mk_type([trans_arg(Reg)],{tuple,N},
+ hipe_icode:label_name(TrueArity),map_label(Lbl)),
+ Var = hipe_icode:mk_new_var(),
+ IGet = hipe_icode:mk_primop([Var],
+ #unsafe_element{index=1},
+ [trans_arg(Reg)]),
+ TrueAtom = mk_label(new),
+ IEQ = hipe_icode:mk_type([Var], Atom, hipe_icode:label_name(TrueAtom),
+ map_label(Lbl)),
+ [IArity,TrueArity,IGet,IEQ,TrueAtom | trans_fun(Instructions,Env)];
%%--- is_map ---
trans_fun([{test,is_map,{f,Lbl},[Arg]}|Instructions], Env) ->
{Code,Env1} = trans_type_test(map,Lbl,Arg,Env),
@@ -763,32 +779,10 @@ trans_fun([{test,bs_test_unit,{f,Lbl},[Ms,Unit]}|
[MsVar], [], Env, Instructions);
trans_fun([{test,bs_match_string,{f,Lbl},[Ms,BitSize,Bin]}|
Instructions], Env) ->
- True = mk_label(new),
- FalseLabName = map_label(Lbl),
- TrueLabName = hipe_icode:label_name(True),
+ %% the current match buffer
MsVar = mk_var(Ms),
- TmpVar = mk_var(new),
- ByteSize = BitSize div 8,
- ExtraBits = BitSize rem 8,
- WordSize = hipe_rtl_arch:word_size(),
- if ExtraBits =:= 0 ->
- trans_op_call({hipe_bs_primop,{bs_match_string,Bin,ByteSize}}, Lbl,
- [MsVar], [MsVar], Env, Instructions);
- BitSize =< ((WordSize * 8) - 5) ->
- <<Int:BitSize, _/bits>> = Bin,
- {I1,Env1} = trans_one_op_call({hipe_bs_primop,{bs_get_integer,BitSize,0}}, Lbl,
- [MsVar], [TmpVar, MsVar], Env),
- I2 = hipe_icode:mk_type([TmpVar], {integer,Int}, TrueLabName, FalseLabName),
- I1 ++ [I2,True] ++ trans_fun(Instructions, Env1);
- true ->
- <<RealBin:ByteSize/binary, Int:ExtraBits, _/bits>> = Bin,
- {I1,Env1} = trans_one_op_call({hipe_bs_primop,{bs_match_string,RealBin,ByteSize}}, Lbl,
- [MsVar], [MsVar], Env),
- {I2,Env2} = trans_one_op_call({hipe_bs_primop,{bs_get_integer,ExtraBits,0}}, Lbl,
- [MsVar], [TmpVar, MsVar], Env1),
- I3 = hipe_icode:mk_type([TmpVar], {integer,Int}, TrueLabName, FalseLabName),
- I1 ++ I2 ++ [I3,True] ++ trans_fun(Instructions, Env2)
- end;
+ Primop = {hipe_bs_primop, {bs_match_string, Bin, BitSize}},
+ trans_op_call(Primop, Lbl, [MsVar], [MsVar], Env, Instructions);
trans_fun([{bs_context_to_binary,Var}|Instructions], Env) ->
%% the current match buffer
IVars = [trans_arg(Var)],
diff --git a/lib/hipe/icode/hipe_icode.erl b/lib/hipe/icode/hipe_icode.erl
index 78508dff22..24b7ac4783 100644
--- a/lib/hipe/icode/hipe_icode.erl
+++ b/lib/hipe/icode/hipe_icode.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2015. 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
@@ -16,8 +12,6 @@
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
-%% %CopyrightEnd%
-%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% HiPE Intermediate Code
%% ====================================================================
@@ -30,9 +24,6 @@
%% 2003-03-15 ES ([email protected]):
%% Started commenting in Edoc.
%% Moved pretty printer to separate file.
-%%
-%% $Id$
-%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%@doc
@@ -438,6 +429,7 @@
if_true_label/1,
if_false_label/1,
if_args/1,
+ if_args_update/2,
if_pred/1,
%% is_if/1,
@@ -594,6 +586,7 @@
uses/1,
defines/1,
is_safe/1,
+ reduce_unused/1,
strip_comments/1,
subst/2,
subst_uses/2,
@@ -713,6 +706,9 @@ if_op_update(IF, NewOp) -> IF#icode_if{op=NewOp}.
-spec if_args(#icode_if{}) -> [icode_term_arg()].
if_args(#icode_if{args=Args}) -> Args.
+-spec if_args_update(#icode_if{}, [icode_term_arg()]) -> #icode_if{}.
+if_args_update(IF, Args) -> IF#icode_if{args=Args}.
+
-spec if_true_label(#icode_if{}) -> icode_lbl().
if_true_label(#icode_if{true_label=TrueLbl}) -> TrueLbl.
@@ -1765,6 +1761,18 @@ is_safe(Instr) ->
#icode_end_try{} -> false
end.
+%% @doc Produces a simplified instruction sequence that is equivalent to [Instr]
+%% under the assumption that all results of Instr are unused, or 'false' if
+%% there is no such sequence (other than [Instr] itself).
+
+-spec reduce_unused(icode_instr()) -> false | [icode_instr()].
+
+reduce_unused(Instr) ->
+ case is_safe(Instr) of
+ true -> [];
+ false -> false
+ end.
+
%%-----------------------------------------------------------------------
-spec highest_var(icode_instrs()) -> non_neg_integer().
diff --git a/lib/hipe/icode/hipe_icode.hrl b/lib/hipe/icode/hipe_icode.hrl
index b2e0d86b28..380ddd8371 100644
--- a/lib/hipe/icode/hipe_icode.hrl
+++ b/lib/hipe/icode/hipe_icode.hrl
@@ -1,8 +1,3 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2004-2016. 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
@@ -14,8 +9,6 @@
%% 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%
%%
%%=====================================================================
%%
diff --git a/lib/hipe/icode/hipe_icode_bincomp.erl b/lib/hipe/icode/hipe_icode_bincomp.erl
index 5a27519141..f88637e526 100644
--- a/lib/hipe/icode/hipe_icode_bincomp.erl
+++ b/lib/hipe/icode/hipe_icode_bincomp.erl
@@ -1,9 +1,5 @@
%%% -*- erlang-indent-level: 2 -*-
%%%
-%%% %CopyrightBegin%
-%%%
-%%% Copyright Ericsson AB 2006-2016. 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
@@ -15,8 +11,6 @@
%%% 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%
%%%
%%%-------------------------------------------------------------------
%%% File : hipe_icode_bincomp.erl
@@ -40,8 +34,8 @@
-spec cfg(cfg()) -> cfg().
cfg(Cfg1) ->
- StartLbls = ordsets:from_list([hipe_icode_cfg:start_label(Cfg1)]),
- find_bs_get_integer(StartLbls, Cfg1, StartLbls).
+ StartLbl = hipe_icode_cfg:start_label(Cfg1),
+ find_bs_get_integer([StartLbl], Cfg1, set_from_list([StartLbl])).
find_bs_get_integer([Lbl|Rest], Cfg, Visited) ->
BB = hipe_icode_cfg:bb(Cfg, Lbl),
@@ -55,10 +49,10 @@ find_bs_get_integer([Lbl|Rest], Cfg, Visited) ->
not_ok ->
Cfg
end,
- Succs = ordsets:from_list(hipe_icode_cfg:succ(NewCfg, Lbl)),
- NewSuccs = ordsets:subtract(Succs, Visited),
- NewLbls = ordsets:union(NewSuccs, Rest),
- NewVisited = ordsets:union(NewSuccs, Visited),
+ Succs = hipe_icode_cfg:succ(NewCfg, Lbl),
+ NewSuccs = not_visited(Succs, Visited),
+ NewLbls = NewSuccs ++ Rest,
+ NewVisited = set_union(set_from_list(NewSuccs), Visited),
find_bs_get_integer(NewLbls, NewCfg, NewVisited);
find_bs_get_integer([], Cfg, _) ->
Cfg.
@@ -177,3 +171,19 @@ make_butlast([{Res, Size}|Rest], Var) ->
[Var, hipe_icode:mk_const((1 bsl Size)-1)]),
hipe_icode:mk_primop([NewVar], 'bsr', [Var, hipe_icode:mk_const(Size)])
|make_butlast(Rest, NewVar)].
+
+%%--------------------------------------------------------------------
+%% Sets
+
+set_from_list([]) -> #{};
+set_from_list(L) ->
+ maps:from_list([{E, []} || E <- L]).
+
+not_visited([], _) -> [];
+not_visited([E|T], M) ->
+ case M of
+ #{E := _} -> not_visited(T, M);
+ _ -> [E|not_visited(T, M)]
+ end.
+
+set_union(A, B) -> maps:merge(A, B).
diff --git a/lib/hipe/icode/hipe_icode_call_elim.erl b/lib/hipe/icode/hipe_icode_call_elim.erl
index 6a22133962..367ce7cfe5 100644
--- a/lib/hipe/icode/hipe_icode_call_elim.erl
+++ b/lib/hipe/icode/hipe_icode_call_elim.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2016. 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
@@ -15,9 +11,6 @@
%% 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%
-%%
%%----------------------------------------------------------------------
%% File : hipe_icode_call_elim.erl
%% Authors : Daniel S. McCain <[email protected]>,
@@ -46,7 +39,8 @@ cfg(IcodeSSA) ->
-spec elim_insn(icode_instr()) -> icode_instr().
elim_insn(Insn=#icode_call{'fun'={_,_,_}=MFA, args=Args, type=remote,
dstlist=[Dst=#icode_variable{
- annotation={type_anno, RetType, _}}]}) ->
+ annotation={type_anno, RetType, _}}],
+ continuation=[], fail_label=[]}) ->
Opaques = 'universe',
case erl_types:t_is_singleton(RetType, Opaques) of
true ->
diff --git a/lib/hipe/icode/hipe_icode_callgraph.erl b/lib/hipe/icode/hipe_icode_callgraph.erl
index 12c2cd2b44..365c65315e 100644
--- a/lib/hipe/icode/hipe_icode_callgraph.erl
+++ b/lib/hipe/icode/hipe_icode_callgraph.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2004-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%-----------------------------------------------------------------------
%% File : hipe_icode_callgraph.erl
diff --git a/lib/hipe/icode/hipe_icode_cfg.erl b/lib/hipe/icode/hipe_icode_cfg.erl
index 9a602c0283..c5f5592cc9 100644
--- a/lib/hipe/icode/hipe_icode_cfg.erl
+++ b/lib/hipe/icode/hipe_icode_cfg.erl
@@ -1,10 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
-%%======================================================================
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -16,9 +11,6 @@
%% 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%
-%%
-module(hipe_icode_cfg).
diff --git a/lib/hipe/icode/hipe_icode_coordinator.erl b/lib/hipe/icode/hipe_icode_coordinator.erl
index d2f8748535..4ef210eca4 100644
--- a/lib/hipe/icode/hipe_icode_coordinator.erl
+++ b/lib/hipe/icode/hipe_icode_coordinator.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%--------------------------------------------------------------------
%% File : hipe_icode_coordinator.erl
@@ -106,12 +100,29 @@ handle_no_change_done(MFA, {Queue, Busy}) ->
{Queue, Busy -- [MFA]}.
last_action(PM, ServerPid, Mod, All) ->
- lists:foreach(fun (MFA) ->
- gb_trees:get(MFA, PM) ! {done, final_funs(ServerPid, Mod)},
- receive
- {done_rewrite, MFA} -> ok
- end
- end, All).
+ last_action(PM, ServerPid, Mod, All, []).
+
+last_action(_, _, _, [], []) -> ok;
+last_action(PM, ServerPid, Mod, [], [MFA|Busy]) ->
+ receive
+ {done_rewrite, MFA} ->
+ last_action(PM, ServerPid, Mod, [], Busy)
+ end;
+last_action(PM, ServerPid, Mod, All0, Busy) ->
+ receive
+ {done_rewrite, MFA} ->
+ last_action(PM, ServerPid, Mod, All0, Busy -- [MFA])
+ after 0 ->
+ case ?MAX_CONCURRENT - length(Busy) of
+ X when is_integer(X), X > 0 ->
+ [MFA|All1] = All0,
+ gb_trees:get(MFA, PM) ! {done, final_funs(ServerPid, Mod)},
+ last_action(PM, ServerPid, Mod, All1, [MFA|Busy]);
+ X when is_integer(X) ->
+ Busy1 = receive {done_rewrite, MFA} -> Busy -- [MFA] end,
+ last_action(PM, ServerPid, Mod, All0, Busy1)
+ end
+ end.
restart_funs({Queue, Busy} = QB, PM, All, ServerPid) ->
case ?MAX_CONCURRENT - length(Busy) of
diff --git a/lib/hipe/icode/hipe_icode_ebb.erl b/lib/hipe/icode/hipe_icode_ebb.erl
index 2aac9d2f42..2cc4321fb8 100644
--- a/lib/hipe/icode/hipe_icode_ebb.erl
+++ b/lib/hipe/icode/hipe_icode_ebb.erl
@@ -1,8 +1,3 @@
-%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -14,14 +9,12 @@
%% 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%
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
%% Icode version of extended basic blocks.
%%
-
+
-module(hipe_icode_ebb).
-define(CFG, hipe_icode_cfg).
diff --git a/lib/hipe/icode/hipe_icode_exceptions.erl b/lib/hipe/icode/hipe_icode_exceptions.erl
index f03ce2faaa..0039eb5091 100644
--- a/lib/hipe/icode/hipe_icode_exceptions.erl
+++ b/lib/hipe/icode/hipe_icode_exceptions.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2004-2015. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%% ====================================================================
%% Filename : hipe_icode_exceptions.erl
@@ -71,9 +65,6 @@
%% exit value and jump directly to the catch handler. An
%% alternative solution would be to have a new type of
%% fail instruction that takes a fail-to label...
-%%
-%% CVS:
-%% $Id$
%% ====================================================================
-module(hipe_icode_exceptions).
diff --git a/lib/hipe/icode/hipe_icode_fp.erl b/lib/hipe/icode/hipe_icode_fp.erl
index 4a5877074c..4933ee96b4 100644
--- a/lib/hipe/icode/hipe_icode_fp.erl
+++ b/lib/hipe/icode/hipe_icode_fp.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2003-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%--------------------------------------------------------------------
%% File : hipe_icode_fp.erl
diff --git a/lib/hipe/icode/hipe_icode_heap_test.erl b/lib/hipe/icode/hipe_icode_heap_test.erl
index ec754d5ee9..1a4f28e1af 100644
--- a/lib/hipe/icode/hipe_icode_heap_test.erl
+++ b/lib/hipe/icode/hipe_icode_heap_test.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Copyright (c) 2000 by Erik Johansson. All Rights Reserved
@@ -27,9 +21,6 @@
%% Notes :
%% History : * 2000-11-07 Erik Johansson ([email protected]):
%% Created.
-%%
-%% $Id$
-%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
-module(hipe_icode_heap_test).
diff --git a/lib/hipe/icode/hipe_icode_inline_bifs.erl b/lib/hipe/icode/hipe_icode_inline_bifs.erl
index 79f67c2db6..7a6947f190 100644
--- a/lib/hipe/icode/hipe_icode_inline_bifs.erl
+++ b/lib/hipe/icode/hipe_icode_inline_bifs.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%--------------------------------------------------------------------
%% File : hipe_icode_inline_bifs.erl
@@ -24,7 +18,7 @@
%% Purpose : Inlines BIFs which can be expressed easily in ICode.
%% This allows for optimizations in later ICode passes
%% and makes the code faster.
-%%
+%%
%% Created : 14 May 2007 by Per Gustafsson <[email protected]>
%%--------------------------------------------------------------------
diff --git a/lib/hipe/icode/hipe_icode_instruction_counter.erl b/lib/hipe/icode/hipe_icode_instruction_counter.erl
index afa70e495b..97a19753a1 100644
--- a/lib/hipe/icode/hipe_icode_instruction_counter.erl
+++ b/lib/hipe/icode/hipe_icode_instruction_counter.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2006-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%-------------------------------------------------------------------
%% File : icode_instruction_counter.erl
diff --git a/lib/hipe/icode/hipe_icode_liveness.erl b/lib/hipe/icode/hipe_icode_liveness.erl
index 317d2e54c2..51e2855108 100644
--- a/lib/hipe/icode/hipe_icode_liveness.erl
+++ b/lib/hipe/icode/hipe_icode_liveness.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
diff --git a/lib/hipe/icode/hipe_icode_mulret.erl b/lib/hipe/icode/hipe_icode_mulret.erl
index d927a46222..227cfadfda 100644
--- a/lib/hipe/icode/hipe_icode_mulret.erl
+++ b/lib/hipe/icode/hipe_icode_mulret.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2005-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%----------------------------------------------------------------------
%% File : hipe_icode_mulret.erl
diff --git a/lib/hipe/icode/hipe_icode_pp.erl b/lib/hipe/icode/hipe_icode_pp.erl
index a736b54c38..5b017dca32 100644
--- a/lib/hipe/icode/hipe_icode_pp.erl
+++ b/lib/hipe/icode/hipe_icode_pp.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2003-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Copyright (c) 2003 by Erik Stenman.
@@ -26,10 +20,6 @@
%% Purpose : Pretty-printer for Icode.
%% Notes :
%% History : * 2003-04-16 ([email protected]): Created.
-%% CVS :
-%% $Author$
-%% $Date$
-%% $Revision$
%% ====================================================================
%%
%% @doc
diff --git a/lib/hipe/icode/hipe_icode_primops.erl b/lib/hipe/icode/hipe_icode_primops.erl
index cee37b6a57..50ece05259 100644
--- a/lib/hipe/icode/hipe_icode_primops.erl
+++ b/lib/hipe/icode/hipe_icode_primops.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2001-2016. 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
@@ -16,8 +12,6 @@
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
-%% %CopyrightEnd%
-%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%% Copyright (c) 2001 by Erik Johansson. All Rights Reserved
%% ====================================================================
@@ -287,8 +281,8 @@ pp(Dev, Op) ->
io:format(Dev, "bs_start_match<~w>", [Max]);
{{bs_start_match, Type}, Max} ->
io:format(Dev, "bs_start_match<~w,~w>", [Type,Max]);
- {bs_match_string, String, SizeInBytes} ->
- io:format(Dev, "bs_match_string<~w, ~w>", [String, SizeInBytes]);
+ {bs_match_string, String, SizeInBits} ->
+ io:format(Dev, "bs_match_string<~w, ~w>", [String, SizeInBits]);
{bs_get_integer, Size, Flags} ->
io:format(Dev, "bs_get_integer<~w, ~w>", [Size, Flags]);
{bs_get_float, Size, Flags} ->
@@ -596,10 +590,10 @@ type(Primop, Args) ->
erl_types:t_subtract(Type, erl_types:t_matchstate()),
erl_types:t_matchstate_slot(
erl_types:t_inf(Type, erl_types:t_matchstate()), 0));
- {hipe_bs_primop, {bs_match_string,_,Bytes}} ->
+ {hipe_bs_primop, {bs_match_string,_,Bits}} ->
[MatchState] = Args,
BinType = erl_types:t_matchstate_present(MatchState),
- NewBinType = match_bin(erl_types:t_bitstr(0, Bytes*8), BinType),
+ NewBinType = match_bin(erl_types:t_bitstr(0, Bits), BinType),
erl_types:t_matchstate_update_present(NewBinType, MatchState);
{hipe_bs_primop, {bs_test_unit,Unit}} ->
[MatchState] = Args,
diff --git a/lib/hipe/icode/hipe_icode_primops.hrl b/lib/hipe/icode/hipe_icode_primops.hrl
index a0aee165ba..6c6fbd3dad 100644
--- a/lib/hipe/icode/hipe_icode_primops.hrl
+++ b/lib/hipe/icode/hipe_icode_primops.hrl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2016. 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
@@ -15,16 +11,12 @@
%% 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%
%%
%%=======================================================================
%% File : hipe_icode_primops.hrl
%% Author : Kostis Sagonas
%% Description : Contains definitions for HiPE's primitive operations.
%%=======================================================================
-%% $Id$
-%%=======================================================================
-record(apply_N, {arity :: arity()}).
diff --git a/lib/hipe/icode/hipe_icode_range.erl b/lib/hipe/icode/hipe_icode_range.erl
index 12ed796690..287b1c80fe 100644
--- a/lib/hipe/icode/hipe_icode_range.erl
+++ b/lib/hipe/icode/hipe_icode_range.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2016. 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
@@ -16,8 +12,6 @@
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
-%% %CopyrightEnd%
-%%
%%%-------------------------------------------------------------------
%%% File : hipe_icode_range.erl
%%% Author : Per Gustafsson <[email protected]>
@@ -73,8 +67,8 @@
-type final_fun() :: fun((mfa(), [range()]) -> 'ok').
-type data() :: {mfa(), args_fun(), call_fun(), final_fun()}.
-type label() :: non_neg_integer().
--type info() :: gb_trees:tree().
--type work_list() :: {[label()], [label()], sets:set()}.
+-type info() :: map().
+-type work_list() :: {[label()], [label()], set(label())}.
-type variable() :: #icode_variable{}.
-type annotated_variable() :: #icode_variable{}.
-type argument() :: #icode_const{} | variable().
@@ -82,10 +76,9 @@
-type instr_split_info() :: {icode_instr(), [{label(),info()}]}.
-type last_instr_return() :: {instr_split_info(), range()}.
--record(state, {info_map = gb_trees:empty() :: info(),
- counter = dict:new() :: dict:dict(),
- cfg :: cfg(),
- liveness = gb_trees:empty() :: gb_trees:tree(),
+-record(state, {info_map = #{} :: info(),
+ cfg :: cfg(),
+ liveness :: hipe_icode_ssa:liveness(),
ret_type :: range(),
lookup_fun :: call_fun(),
result_action :: final_fun()}).
@@ -187,17 +180,16 @@ safe_analyse(CFG, Data={MFA,_,_,_}) ->
rewrite_blocks(State) ->
CFG = state__cfg(State),
Start = hipe_icode_cfg:start_label(CFG),
- rewrite_blocks([Start], State, [Start]).
+ rewrite_blocks([Start], State, set_from_list([Start])).
--spec rewrite_blocks([label()], state(), [label()]) -> state().
+-spec rewrite_blocks([label()], state(), set(label())) -> state().
rewrite_blocks([Next|Rest], State, Visited) ->
Info = state__info_in(State, Next),
{NewState, NewLabels} = analyse_block(Next, Info, State, true),
- NewLabelsSet = ordsets:from_list(NewLabels),
- RealNew = ordsets:subtract(NewLabelsSet, Visited),
- NewVisited = ordsets:union([RealNew, Visited, [Next]]),
- NewWork = ordsets:union([RealNew, Rest]),
+ RealNew = not_visited(NewLabels, Visited),
+ NewVisited = set_union(set_from_list(RealNew), Visited),
+ NewWork = RealNew ++ Rest,
rewrite_blocks(NewWork, NewState, NewVisited);
rewrite_blocks([], State, _) ->
State.
@@ -400,14 +392,17 @@ widen(#range{range=Old}, #range{range=New}, T = #range{range=Wide}) ->
-spec analyse_call(#icode_call{}, call_fun()) -> #icode_call{}.
analyse_call(Call, LookupFun) ->
+ Args = hipe_icode:args(Call),
+ Fun = hipe_icode:call_fun(Call),
+ Type = hipe_icode:call_type(Call),
+ %% This call has side-effects (it might call LookupFun which sends messages to
+ %% hipe_icode_coordinator to update the argument ranges of Fun), and must thus
+ %% not be moved into the case statement.
+ DstRanges = analyse_call_or_enter_fun(Fun, Args, Type, LookupFun),
case hipe_icode:call_dstlist(Call) of
[] ->
Call;
Dsts ->
- Args = hipe_icode:args(Call),
- Fun = hipe_icode:call_fun(Call),
- Type = hipe_icode:call_type(Call),
- DstRanges = analyse_call_or_enter_fun(Fun, Args, Type, LookupFun),
NewDefs = [update_info(Var, R) || {Var,R} <- lists:zip(Dsts, DstRanges)],
hipe_icode:subst_defines(lists:zip(Dsts, NewDefs), Call)
end.
@@ -1314,16 +1309,15 @@ range_rem(Range1, Range2) ->
Min1_geq_zero = inf_geq(Min1, 0),
Max1_leq_zero = inf_geq(0, Max1),
Max_range2 = inf_max([inf_abs(Min2), inf_abs(Max2)]),
- Max_range2_leq_zero = inf_geq(0, Max_range2),
New_min =
if Min1_geq_zero -> 0;
- Max_range2_leq_zero -> Max_range2;
- true -> inf_inv(Max_range2)
+ Max_range2 =:= 0 -> 0;
+ true -> inf_add(inf_inv(Max_range2), 1)
end,
New_max =
if Max1_leq_zero -> 0;
- Max_range2_leq_zero -> inf_inv(Max_range2);
- true -> Max_range2
+ Max_range2 =:= 0 -> 0;
+ true -> inf_add(Max_range2, -1)
end,
range_init({New_min, New_max}, false).
@@ -1661,8 +1655,8 @@ state__init(Cfg, {MFA, ArgsFun, CallFun, FinalFun}) ->
false ->
NewParams = lists:zipwith(fun update_info/2, Params, Ranges),
NewCfg = hipe_icode_cfg:params_update(Cfg, NewParams),
- Info = enter_defines(NewParams, gb_trees:empty()),
- InfoMap = gb_trees:insert({Start, in}, Info, gb_trees:empty()),
+ Info = enter_defines(NewParams, #{}),
+ InfoMap = #{{Start, in} => Info},
#state{info_map=InfoMap, cfg=NewCfg, liveness=Liveness,
ret_type=none_type(),
lookup_fun=CallFun, result_action=FinalFun}
@@ -1700,7 +1694,7 @@ state__info_in(S, Label) ->
state__info(S, {Label, in}).
state__info(#state{info_map=IM}, Key) ->
- gb_trees:get(Key, IM).
+ maps:get(Key, IM).
state__update_info(State, LabelInfo, Rewrite) ->
update_info(LabelInfo, State, [], Rewrite).
@@ -1721,60 +1715,58 @@ update_info([], State, LabelAcc, _Rewrite) ->
state__info_in_update(S=#state{info_map=IM,liveness=Liveness}, Label, Info) ->
LabelIn = {Label, in},
- case gb_trees:lookup(LabelIn, IM) of
- none ->
+ case IM of
+ #{LabelIn := OldInfo} ->
+ OldVars = maps:keys(OldInfo),
+ case join_info_in(OldVars, OldInfo, Info) of
+ fixpoint ->
+ fixpoint;
+ NewInfo ->
+ S#state{info_map=IM#{LabelIn := NewInfo}}
+ end;
+ _ ->
LiveIn = hipe_icode_ssa:ssa_liveness__livein(Liveness, Label),
NamesLiveIn = [hipe_icode:var_name(Var) || Var <- LiveIn,
hipe_icode:is_var(Var)],
- OldInfo = gb_trees:empty(),
+ OldInfo = #{},
case join_info_in(NamesLiveIn, OldInfo, Info) of
fixpoint ->
- S#state{info_map=gb_trees:insert(LabelIn, OldInfo, IM)};
+ S#state{info_map=IM#{LabelIn => OldInfo}};
NewInfo ->
- S#state{info_map=gb_trees:enter(LabelIn, NewInfo, IM)}
- end;
- {value, OldInfo} ->
- OldVars = gb_trees:keys(OldInfo),
- case join_info_in(OldVars, OldInfo, Info) of
- fixpoint ->
- fixpoint;
- NewInfo ->
- S#state{info_map=gb_trees:update(LabelIn, NewInfo, IM)}
+ S#state{info_map=IM#{LabelIn => NewInfo}}
end
end.
join_info_in(Vars, OldInfo, NewInfo) ->
- case join_info_in(Vars, OldInfo, NewInfo, gb_trees:empty(), false) of
+ case join_info_in(Vars, OldInfo, NewInfo, #{}, false) of
{Res, true} -> Res;
{_, false} -> fixpoint
end.
join_info_in([Var|Left], Info1, Info2, Acc, Changed) ->
- Type1 = gb_trees:lookup(Var, Info1),
- Type2 = gb_trees:lookup(Var, Info2),
- case {Type1, Type2} of
- {none, none} ->
- NewTree = gb_trees:insert(Var, none_type(), Acc),
- join_info_in(Left, Info1, Info2, NewTree, true);
- {none, {value, Val}} ->
- NewTree = gb_trees:insert(Var, Val, Acc),
- join_info_in(Left, Info1, Info2, NewTree, true);
- {{value, Val}, none} ->
- NewTree = gb_trees:insert(Var, Val, Acc),
- join_info_in(Left, Info1, Info2, NewTree, Changed);
- {{value, Val}, {value, Val}} ->
- NewTree = gb_trees:insert(Var, Val, Acc),
+ case {Info1, Info2} of
+ {#{Var := Val}, #{Var := Val}} ->
+ NewTree = Acc#{Var => Val},
join_info_in(Left, Info1, Info2, NewTree, Changed);
- {{value, Val1}, {value, Val2}} ->
- {NewChanged, NewVal} =
+ {#{Var := Val1}, #{Var := Val2}} ->
+ {NewChanged, NewVal} =
case sup(Val1, Val2) of
Val1 ->
{Changed, Val1};
Val ->
{true, Val}
end,
- NewTree = gb_trees:insert(Var, NewVal, Acc),
- join_info_in(Left, Info1, Info2, NewTree, NewChanged)
+ NewTree = Acc#{Var => NewVal},
+ join_info_in(Left, Info1, Info2, NewTree, NewChanged);
+ {_, #{Var := Val}} ->
+ NewTree = Acc#{Var => Val},
+ join_info_in(Left, Info1, Info2, NewTree, true);
+ {#{Var := Val}, _} ->
+ NewTree = Acc#{Var => Val},
+ join_info_in(Left, Info1, Info2, NewTree, Changed);
+ {_, _} ->
+ NewTree = Acc#{Var => none_type()},
+ join_info_in(Left, Info1, Info2, NewTree, true)
end;
join_info_in([], _Info1, _Info2, Acc, NewChanged) ->
{Acc, NewChanged}.
@@ -1786,7 +1778,7 @@ enter_defines([], Info) -> Info.
enter_define({PossibleVar, Range = #range{}}, Info) ->
case hipe_icode:is_var(PossibleVar) of
true ->
- gb_trees:enter(hipe_icode:var_name(PossibleVar), Range, Info);
+ Info#{hipe_icode:var_name(PossibleVar) => Range};
false ->
Info
end;
@@ -1795,7 +1787,7 @@ enter_define(PossibleVar, Info) ->
true ->
case hipe_icode:variable_annotation(PossibleVar) of
{range_anno, #ann{range=Range}, _} ->
- gb_trees:enter(hipe_icode:var_name(PossibleVar), Range, Info);
+ Info#{hipe_icode:var_name(PossibleVar) => Range};
_ ->
Info
end;
@@ -1810,11 +1802,10 @@ enter_vals(Ins, Info) ->
lookup(PossibleVar, Info) ->
case hipe_icode:is_var(PossibleVar) of
true ->
- case gb_trees:lookup(hipe_icode:var_name(PossibleVar), Info) of
- none ->
- none_type();
- {value, Val} ->
- Val
+ PossibleVarName = hipe_icode:var_name(PossibleVar),
+ case Info of
+ #{PossibleVarName := Val} -> Val;
+ _ -> none_type()
end;
false ->
none_type()
@@ -1828,10 +1819,10 @@ lookup(PossibleVar, Info) ->
init_work(State) ->
%% Labels = hipe_icode_cfg:reverse_postorder(state__cfg(State)),
Labels = [hipe_icode_cfg:start_label(state__cfg(State))],
- {Labels, [], sets:from_list(Labels)}.
+ {Labels, [], set_from_list(Labels)}.
get_work({[Label|Left], List, Set}) ->
- NewWork = {Left, List, sets:del_element(Label, Set)},
+ NewWork = {Left, List, maps:remove(Label, Set)},
{Label, NewWork};
get_work({[], [], _Set}) ->
fixpoint;
@@ -1839,12 +1830,12 @@ get_work({[], List, Set}) ->
get_work({lists:reverse(List), [], Set}).
add_work(Work = {List1, List2, Set}, [Label|Left]) ->
- case sets:is_element(Label, Set) of
- true ->
+ case Set of
+ #{Label := _} ->
add_work(Work, Left);
- false ->
+ _ ->
%% io:format("Adding work: ~w\n", [Label]),
- add_work({List1, [Label|List2], sets:add_element(Label, Set)}, Left)
+ add_work({List1, [Label|List2], Set#{Label => []}}, Left)
end;
add_work(Work, []) ->
Work.
@@ -1959,3 +1950,21 @@ next_down_limit(X) when is_integer(X), X > -16#8000000 -> -16#8000000;
next_down_limit(X) when is_integer(X), X > -16#80000000 -> -16#80000000;
next_down_limit(X) when is_integer(X), X > -16#800000000000000 -> -16#800000000000000;
next_down_limit(_X) -> neg_inf.
+
+%%--------------------------------------------------------------------
+%% Sets
+
+-type set(E) :: #{E => []}.
+
+set_from_list([]) -> #{};
+set_from_list(L) ->
+ maps:from_list([{E, []} || E <- L]).
+
+not_visited([], _) -> [];
+not_visited([E|T], M) ->
+ case M of
+ #{E := []} -> not_visited(T, M);
+ _ -> [E|not_visited(T, M)]
+ end.
+
+set_union(A, B) -> maps:merge(A, B).
diff --git a/lib/hipe/icode/hipe_icode_split_arith.erl b/lib/hipe/icode/hipe_icode_split_arith.erl
index e00a13f82e..44c1a9578d 100644
--- a/lib/hipe/icode/hipe_icode_split_arith.erl
+++ b/lib/hipe/icode/hipe_icode_split_arith.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2004-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%-------------------------------------------------------------------
%% File : hipe_icode_split_arith.erl
diff --git a/lib/hipe/icode/hipe_icode_ssa.erl b/lib/hipe/icode/hipe_icode_ssa.erl
index b222fbc7d2..88317e9629 100644
--- a/lib/hipe/icode/hipe_icode_ssa.erl
+++ b/lib/hipe/icode/hipe_icode_ssa.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2002-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%----------------------------------------------------------------------
%% File : hipe_icode_ssa.erl
@@ -34,13 +28,16 @@
-define(LIVENESS, hipe_icode_liveness).
-define(LIVENESS_NEEDED, true).
+-export_type([liveness/0]).
+
-include("hipe_icode.hrl").
-include("../ssa/hipe_ssa.inc").
%% Declarations for exported functions which are Icode-specific.
--spec ssa_liveness__analyze(#cfg{}) -> gb_trees:tree().
--spec ssa_liveness__livein(_, icode_lbl()) -> [#icode_variable{}].
-%% -spec ssa_liveness__livein(_, icode_lbl(), _) -> [#icode_var{}].
+-opaque liveness() :: liveness(icode_lbl(), #icode_variable{}).
+-spec ssa_liveness__analyze(#cfg{}) -> liveness().
+-spec ssa_liveness__livein(liveness(), icode_lbl()) -> [#icode_variable{}].
+%% -spec ssa_liveness__livein(liveness(), icode_lbl(), _) -> [#icode_var{}].
%%----------------------------------------------------------------------
%% Auxiliary operations which seriously differ between Icode and RTL.
diff --git a/lib/hipe/icode/hipe_icode_ssa_const_prop.erl b/lib/hipe/icode/hipe_icode_ssa_const_prop.erl
index 4ab4d7e95d..e2cd013b4c 100644
--- a/lib/hipe/icode/hipe_icode_ssa_const_prop.erl
+++ b/lib/hipe/icode/hipe_icode_ssa_const_prop.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2003-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%
@@ -97,11 +91,13 @@ visit_expression(Instruction, Environment) ->
visit_begin_handler (Instruction, EvaluatedArguments, Environment);
#icode_begin_try{} ->
visit_begin_try (Instruction, EvaluatedArguments, Environment);
- #icode_fail{} ->
+ #icode_fail{} ->
visit_fail (Instruction, EvaluatedArguments, Environment);
- _ ->
- %% label, end_try, comment, return,
- {[], [], Environment}
+ #icode_comment{} -> {[], [], Environment};
+ #icode_end_try{} -> {[], [], Environment};
+ #icode_enter{} -> {[], [], Environment};
+ #icode_label{} -> {[], [], Environment};
+ #icode_return{} -> {[], [], Environment}
end.
%%-----------------------------------------------------------------------------
@@ -463,11 +459,15 @@ update_instruction(Instruction, Environment) ->
update_type(Instruction, Environment);
#icode_switch_tuple_arity{} ->
update_switch_tuple_arity(Instruction, Environment);
- _ ->
- %% goto, comment, label, return, begin_handler, end_try,
- %% begin_try, fail
- %% We could but don't handle: catch?, fail?
- [Instruction]
+ %% We could but don't handle: catch?, fail?
+ #icode_begin_handler{} -> [Instruction];
+ #icode_begin_try{} -> [Instruction];
+ #icode_comment{} -> [Instruction];
+ #icode_end_try{} -> [Instruction];
+ #icode_fail{} -> [Instruction];
+ #icode_goto{} -> [Instruction];
+ #icode_label{} -> [Instruction];
+ #icode_return{} -> [Instruction]
end.
%%-----------------------------------------------------------------------------
@@ -502,14 +502,12 @@ update_call(Instruction, Environment) ->
[Instruction, NewInstructions]),
NewInstructions
end;
-%% %% [] -> %% No destination; we don't touch this
-%% [] ->
-%% NewArguments = update_arguments(hipe_icode:call_args(Instruction),
-%% Environment),
-%% [hipe_icode:call_args_update(Instruction, NewArguments)];
+ %% [] -> %% No destination; we don't touch this
%% List-> %% Means register allocation; not implemented at this point
_ ->
- [Instruction]
+ NewArguments = update_arguments(hipe_icode:call_args(Instruction),
+ Environment),
+ [hipe_icode:call_args_update(Instruction, NewArguments)]
end.
%%-----------------------------------------------------------------------------
@@ -574,7 +572,9 @@ update_if(Instruction, Environment) ->
%% Convert the if-test to a type test if possible.
Op = hipe_icode:if_op(Instruction),
case Op =:= '=:=' orelse Op =:= '=/=' of
- false -> [Instruction];
+ false ->
+ [hipe_icode:if_args_update(
+ Instruction, update_arguments(Args, Environment))];
true ->
[Arg1, Arg2] = Args,
case EvaluatedArguments of
@@ -604,8 +604,9 @@ conv_if_to_type(I, Const, Arg) when is_atom(Const);
NewI = hipe_icode:mk_type([Arg], Test, T, F),
?CONST_PROP_MSG("if: ~w ---> type ~w\n", [I, NewI]),
[NewI];
-conv_if_to_type(I, _, _) ->
- [I].
+conv_if_to_type(I, Const, Arg) ->
+ %% Note: we are potentially commuting the (equality) comparison here
+ [hipe_icode:if_args_update(I, [Arg, hipe_icode:mk_const(Const)])].
%%-----------------------------------------------------------------------------
diff --git a/lib/hipe/icode/hipe_icode_ssa_copy_prop.erl b/lib/hipe/icode/hipe_icode_ssa_copy_prop.erl
index 5e5bd2a178..b92b7cfa7a 100644
--- a/lib/hipe/icode/hipe_icode_ssa_copy_prop.erl
+++ b/lib/hipe/icode/hipe_icode_ssa_copy_prop.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2003-2016. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%-------------------------------------------------------------------
%% File : hipe_icode_ssa_copy_prop.erl
diff --git a/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl b/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
index 7613024787..ec4840980d 100644
--- a/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
+++ b/lib/hipe/icode/hipe_icode_ssa_struct_reuse.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2007-2015. 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
@@ -15,8 +11,6 @@
%% 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%
%%
%%%=======================================================================
%% File : hipe_icode_ssa_struct_reuse.erl
diff --git a/lib/hipe/icode/hipe_icode_type.erl b/lib/hipe/icode/hipe_icode_type.erl
index 794c27ebcc..aafaeb5a0a 100644
--- a/lib/hipe/icode/hipe_icode_type.erl
+++ b/lib/hipe/icode/hipe_icode_type.erl
@@ -1,9 +1,5 @@
%% -*- erlang-indent-level: 2 -*-
%%
-%% %CopyrightBegin%
-%%
-%% Copyright Ericsson AB 2003-2016. 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
@@ -16,8 +12,6 @@
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
-%% %CopyrightEnd%
-%%
%%%--------------------------------------------------------------------
%%% File : hipe_icode_type.erl
%%% Author : Tobias Lindahl <[email protected]>
@@ -100,7 +94,7 @@
-record(state, {info_map = gb_trees:empty() :: gb_trees:tree(),
cfg :: cfg(),
- liveness = gb_trees:empty() :: gb_trees:tree(),
+ liveness :: hipe_icode_ssa:liveness(),
arg_types :: [erl_types:erl_type()],
ret_type = [t_none()] :: [erl_types:erl_type()],
lookupfun :: call_fun(),
@@ -1416,9 +1410,10 @@ transform_element2(I) ->
NewIndex =
case test_type(integer, IndexType) of
true ->
- case t_number_vals(IndexType) of
- unknown -> unknown;
- [_|_] = Vals -> {number, Vals}
+ case {number_min(IndexType), number_max(IndexType)} of
+ {Lb0, Ub0} when is_integer(Lb0), is_integer(Ub0) ->
+ {number, Lb0, Ub0};
+ {_, _} -> unknown
end;
_ -> unknown
end,
@@ -1433,19 +1428,19 @@ transform_element2(I) ->
_ -> unknown
end,
case {NewIndex, MinSize} of
- {{number, [_|_] = Ns}, {tuple, A}} when is_integer(A) ->
- case lists:all(fun(X) -> 0 < X andalso X =< A end, Ns) of
+ {{number, Lb, Ub}, {tuple, A}} when is_integer(A) ->
+ case 0 < Lb andalso Ub =< A of
true ->
- case Ns of
- [Idx] ->
+ case {Lb, Ub} of
+ {Idx, Idx} ->
[_, Tuple] = hipe_icode:args(I),
update_call_or_enter(I, #unsafe_element{index = Idx}, [Tuple]);
- [_|_] ->
+ {_, _} ->
NewFun = {element, [MinSize, valid]},
update_call_or_enter(I, NewFun)
end;
false ->
- case lists:all(fun(X) -> hipe_tagscheme:is_fixnum(X) end, Ns) of
+ case lists:all(fun(X) -> hipe_tagscheme:is_fixnum(X) end, [Lb, Ub]) of
true ->
NewFun = {element, [MinSize, fixnums]},
update_call_or_enter(I, NewFun);
@@ -1460,7 +1455,7 @@ transform_element2(I) ->
NewFun = {element, [MinSize, fixnums]},
update_call_or_enter(I, NewFun);
false ->
- NewFun = {element, [MinSize, NewIndex]},
+ NewFun = {element, [MinSize, NewIndex]},
update_call_or_enter(I, NewFun)
end
end.
diff --git a/lib/hipe/icode/hipe_icode_type.hrl b/lib/hipe/icode/hipe_icode_type.hrl
index 466e157646..b7c200eef1 100644
--- a/lib/hipe/icode/hipe_icode_type.hrl
+++ b/lib/hipe/icode/hipe_icode_type.hrl
@@ -1,8 +1,3 @@
-%%%
-%%% %CopyrightBegin%
-%%%
-%%% Copyright Ericsson AB 2004-2016. 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
@@ -14,8 +9,6 @@
%%% 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%
%%%
%%%-------------------------------------------------------------------
%%% File : hipe_icode_type.hrl