diff options
Diffstat (limited to 'lib/compiler')
53 files changed, 973 insertions, 454 deletions
diff --git a/lib/compiler/doc/src/compile.xml b/lib/compiler/doc/src/compile.xml index 522c1dc411..0f8abf1ccf 100644 --- a/lib/compiler/doc/src/compile.xml +++ b/lib/compiler/doc/src/compile.xml @@ -333,7 +333,7 @@ module.beam: module.erl \ <tag><c>{d,Macro,Value}</c></tag> <item> <p>Defines a macro <c>Macro</c> to have the value - <c>Value</c>. The default is <c>true</c>).</p> + <c>Value</c>. The default is <c>true</c>.</p> </item> <tag><c>{parse_transform,Module}</c></tag> diff --git a/lib/compiler/doc/src/notes.xml b/lib/compiler/doc/src/notes.xml index 740cbcf8eb..3f53a71764 100644 --- a/lib/compiler/doc/src/notes.xml +++ b/lib/compiler/doc/src/notes.xml @@ -31,6 +31,105 @@ <p>This document describes the changes made to the Compiler application.</p> +<section><title>Compiler 4.8</title> + + <section><title>Fixed Bugs and Malfunctions</title> + <list> + <item> + <p> + Add '-callback' attributes in stdlib's behaviours</p> + <p> + Replace the behaviour_info(callbacks) export in stdlib's + behaviours with -callback' attributes for all the + callbacks. Update the documentation with information on + the callback attribute Automatically generate + 'behaviour_info' function from '-callback' attributes</p> + <p> + 'behaviour_info(callbacks)' is a special function that is + defined in a module which describes a behaviour and + returns a list of its callbacks.</p> + <p> + This function is now automatically generated using the + '-callback' specs. An error is returned by lint if user + defines both '-callback' attributes and the + behaviour_info/1 function. If no type info is needed for + a callback use a generic spec for it. Add '-callback' + attribute to language syntax</p> + <p> + Behaviours may define specs for their callbacks using the + familiar spec syntax, replacing the '-spec' keyword with + '-callback'. Simple lint checks are performed to ensure + that no callbacks are defined twice and all types + referred are declared.</p> + <p> + These attributes can be then used by tools to provide + documentation to the behaviour or find discrepancies in + the callback definitions in the callback module.</p> + <p> + Add callback specs into 'application' module in kernel + Add callback specs to tftp module following internet + documentation Add callback specs to inets_service module + following possibly deprecated comments</p> + <p> + Own Id: OTP-9621</p> + </item> + <item> + <p> + The calculation of the 'uniq' value for a fun (see + <c>erlang:fun_info/1</c>) was too weak and has been + strengthened. It used to be based on the only the code + for the fun body, but it is now based on the MD5 of the + BEAM code for the module.</p> + <p> + Own Id: OTP-9667</p> + </item> + </list> + </section> + + + <section><title>Improvements and New Features</title> + <list> + <item> + <p>Variables are now now allowed in '<c>fun M:F/A</c>' as + suggested by Richard O'Keefe in EEP-23.</p> + <p>The representation of '<c>fun M:F/A</c>' in the + abstract format has been changed in an incompatible way. + Tools that directly read or manipulate the abstract + format (such as parse transforms) may need to be updated. + The compiler can handle both the new and the old format + (i.e. extracting the abstract format from a pre-R15 BEAM + file and compiling it using compile:forms/1,2 will work). + The <c>syntax_tools</c> application can also handle both + formats.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-9643</p> + </item> + <item> + <p> + <c>filename:find_src/1,2</c> will now work on stripped + BEAM files (reported by Per Hedeland). The HiPE compiler + will also work on stripped BEAM files. The BEAM compiler + will no longer include compilation options given in the + source code itself in <c>M:module_info(compile)</c> + (because those options will be applied anyway if the + module is re-compiled).</p> + <p> + Own Id: OTP-9752</p> + </item> + <item> + <p>Inlining binary matching could cause an internal + compiler error. (Thanks to Rene Kijewski for reporting + this bug.)</p> + <p> + Own Id: OTP-9770</p> + </item> + </list> + </section> + +</section> + <section><title>Compiler 4.7.5</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/compiler/src/Makefile b/lib/compiler/src/Makefile index 1238d113e1..3415517fff 100644 --- a/lib/compiler/src/Makefile +++ b/lib/compiler/src/Makefile @@ -53,12 +53,14 @@ MODULES = \ beam_dead \ beam_dict \ beam_disasm \ + beam_except \ beam_flatten \ beam_jump \ beam_listing \ beam_opcodes \ beam_peep \ beam_receive \ + beam_split \ beam_trim \ beam_type \ beam_utils \ diff --git a/lib/compiler/src/beam_asm.erl b/lib/compiler/src/beam_asm.erl index 4a9c12dfea..a7c8508321 100644 --- a/lib/compiler/src/beam_asm.erl +++ b/lib/compiler/src/beam_asm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1996-2010. All Rights Reserved. +%% Copyright Ericsson AB 1996-2011. 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 diff --git a/lib/compiler/src/beam_block.erl b/lib/compiler/src/beam_block.erl index 432d1e7eea..cd568097fa 100644 --- a/lib/compiler/src/beam_block.erl +++ b/lib/compiler/src/beam_block.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2010. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. 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 diff --git a/lib/compiler/src/beam_dead.erl b/lib/compiler/src/beam_dead.erl index 9f81a6ab43..5f12a98f09 100644 --- a/lib/compiler/src/beam_dead.erl +++ b/lib/compiler/src/beam_dead.erl @@ -131,10 +131,9 @@ -import(lists, [mapfoldl/3,reverse/1]). module({Mod,Exp,Attr,Fs0,_}, _Opts) -> - Fs1 = [split_blocks(F) || F <- Fs0], - {Fs2,Lc1} = beam_clean:clean_labels(Fs1), - {Fs,Lc} = mapfoldl(fun function/2, Lc1, Fs2), - %%{Fs,Lc} = {Fs2,Lc1}, + {Fs1,Lc1} = beam_clean:clean_labels(Fs0), + {Fs,Lc} = mapfoldl(fun function/2, Lc1, Fs1), + %%{Fs,Lc} = {Fs1,Lc1}, {ok,{Mod,Exp,Attr,Fs,Lc}}. function({function,Name,Arity,CLabel,Is0}, Lc0) -> @@ -160,64 +159,6 @@ function({function,Name,Arity,CLabel,Is0}, Lc0) -> erlang:raise(Class, Error, Stack) end. -%% We must split the basic block when we encounter instructions with labels, -%% such as catches and BIFs. All labels must be visible outside the blocks. - -split_blocks({function,Name,Arity,CLabel,Is0}) -> - Is = split_blocks(Is0, []), - {function,Name,Arity,CLabel,Is}. - -split_blocks([{block,Bl}|Is], Acc0) -> - Acc = split_block(Bl, [], Acc0), - split_blocks(Is, Acc); -split_blocks([I|Is], Acc) -> - split_blocks(Is, [I|Acc]); -split_blocks([], Acc) -> reverse(Acc). - -split_block([{set,[R],[_,_,_]=As,{bif,is_record,{f,Lbl}}}|Is], Bl, Acc) -> - %% is_record/3 must be translated by beam_clean; therefore, - %% it must be outside of any block. - split_block(Is, [], [{bif,is_record,{f,Lbl},As,R}|make_block(Bl, Acc)]); -split_block([{set,[R],As,{bif,N,{f,Lbl}=Fail}}|Is], Bl, Acc) when Lbl =/= 0 -> - split_block(Is, [], [{bif,N,Fail,As,R}|make_block(Bl, Acc)]); -split_block([{set,[R],As,{alloc,Live,{gc_bif,N,{f,Lbl}=Fail}}}|Is], Bl, Acc) - when Lbl =/= 0 -> - split_block(Is, [], [{gc_bif,N,Fail,Live,As,R}|make_block(Bl, Acc)]); -split_block([{set,[R],[],{'catch',L}}|Is], Bl, Acc) -> - split_block(Is, [], [{'catch',R,L}|make_block(Bl, Acc)]); -split_block([{set,[],[],{line,_}=Line}|Is], Bl, Acc) -> - split_block(Is, [], [Line|make_block(Bl, Acc)]); -split_block([I|Is], Bl, Acc) -> - split_block(Is, [I|Bl], Acc); -split_block([], Bl, Acc) -> make_block(Bl, Acc). - -make_block([], Acc) -> Acc; -make_block([{set,[D],Ss,{bif,Op,Fail}}|Bl]=Bl0, Acc) -> - %% If the last instruction in the block is a comparison or boolean operator - %% (such as '=:='), move it out of the block to facilitate further - %% optimizations. - Arity = length(Ss), - case erl_internal:comp_op(Op, Arity) orelse - erl_internal:new_type_test(Op, Arity) orelse - erl_internal:bool_op(Op, Arity) of - false -> - [{block,reverse(Bl0)}|Acc]; - true -> - I = {bif,Op,Fail,Ss,D}, - case Bl =:= [] of - true -> [I|Acc]; - false -> [I,{block,reverse(Bl)}|Acc] - end - end; -make_block([{set,[Dst],[Src],move}|Bl], Acc) -> - %% Make optimization of {move,Src,Dst}, {jump,...} possible. - I = {move,Src,Dst}, - case Bl =:= [] of - true -> [I|Acc]; - false -> [I,{block,reverse(Bl)}|Acc] - end; -make_block(Bl, Acc) -> [{block,reverse(Bl)}|Acc]. - %% 'move' instructions outside of blocks may thwart the jump optimizer. %% Move them back into the block. diff --git a/lib/compiler/src/beam_disasm.erl b/lib/compiler/src/beam_disasm.erl index 7103d2390f..62bdc74cc8 100644 --- a/lib/compiler/src/beam_disasm.erl +++ b/lib/compiler/src/beam_disasm.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2000-2011. All Rights Reserved. +%% Copyright Ericsson AB 2000-2012. 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 @@ -182,10 +182,14 @@ process_chunks(F) -> Literals = beam_disasm_literals(LiteralBin), Code = beam_disasm_code(CodeBin, Atoms, mk_imports(ImportsList), StrBin, Lambdas, Literals, Module), - Attributes = optional_chunk(F, attributes), + Attributes = + case optional_chunk(F, attributes) of + none -> []; + Atts when is_list(Atts) -> Atts + end, CompInfo = case optional_chunk(F, "CInf") of - none -> none; + none -> []; CompInfoBin when is_binary(CompInfoBin) -> binary_to_term(CompInfoBin) end, @@ -198,7 +202,7 @@ process_chunks(F) -> end. %%----------------------------------------------------------------------- -%% Retrieve an optional chunk or none if the chunk doesn't exist. +%% Retrieve an optional chunk or return 'none' if the chunk doesn't exist. %%----------------------------------------------------------------------- optional_chunk(F, ChunkTag) -> diff --git a/lib/compiler/src/beam_except.erl b/lib/compiler/src/beam_except.erl new file mode 100644 index 0000000000..fb1a43cd9e --- /dev/null +++ b/lib/compiler/src/beam_except.erl @@ -0,0 +1,149 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. 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/. +%% +%% 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. +%% +%% %CopyrightEnd% +%% + +-module(beam_except). +-export([module/2]). + +%%% Rewrite certain calls to erlang:error/{1,2} to specialized +%%% instructions: +%%% +%%% erlang:error({badmatch,Value}) => badmatch Value +%%% erlang:error({case_clause,Value}) => case_end Value +%%% erlang:error({try_clause,Value}) => try_case_end Value +%%% erlang:error(if_clause) => if_end +%%% erlang:error(function_clause, Args) => jump FuncInfoLabel +%%% + +-import(lists, [reverse/1]). + +module({Mod,Exp,Attr,Fs0,Lc}, _Opt) -> + Fs = [function(F) || F <- Fs0], + {ok,{Mod,Exp,Attr,Fs,Lc}}. + +function({function,Name,Arity,CLabel,Is0}) -> + try + Is = function_1(Is0), + {function,Name,Arity,CLabel,Is} + catch + Class:Error -> + Stack = erlang:get_stacktrace(), + io:fwrite("Function: ~w/~w\n", [Name,Arity]), + erlang:raise(Class, Error, Stack) + end. + +-record(st, + {lbl, %func_info label + loc %location for func_info + }). + +function_1(Is0) -> + case Is0 of + [{label,Lbl},{line,Loc}|_] -> + St = #st{lbl=Lbl,loc=Loc}, + translate(Is0, St, []); + [{label,_}|_] -> + %% No line numbers. The source must be a .S file. + %% There is no need to do anything. + Is0 + end. + +translate([{call_ext,Ar,{extfunc,erlang,error,Ar}}=I|Is], St, Acc) -> + translate_1(Ar, I, Is, St, Acc); +translate([{call_ext_only,Ar,{extfunc,erlang,error,Ar}}=I|Is], St, Acc) -> + translate_1(Ar, I, Is, St, Acc); +translate([{call_ext_last,Ar,{extfunc,erlang,error,Ar},_}=I|Is], St, Acc) -> + translate_1(Ar, I, Is, St, Acc); +translate([I|Is], St, Acc) -> + translate(Is, St, [I|Acc]); +translate([], _, Acc) -> + reverse(Acc). + +translate_1(Ar, I, Is, St, [{line,_}=Line|Acc1]=Acc0) -> + case dig_out(Ar, Acc1) of + no -> + translate(Is, St, [I|Acc0]); + {yes,function_clause,Acc2} -> + case {Line,St} of + {{line,Loc},#st{lbl=Fi,loc=Loc}} -> + Instr = {jump,{f,Fi}}, + translate(Is, St, [Instr|Acc2]); + {_,_} -> + %% This must be "error(function_clause, Args)" in + %% the Erlang source code. Don't translate. + translate(Is, St, [I|Acc0]) + end; + {yes,Instr,Acc2} -> + translate(Is, St, [Instr,Line|Acc2]) + end. + +dig_out(Ar, [{kill,_}|Is]) -> + dig_out(Ar, Is); +dig_out(1, [{block,Bl0}|Is]) -> + case dig_out_block(reverse(Bl0)) of + no -> no; + {yes,What,[]} -> + {yes,What,Is}; + {yes,What,Bl} -> + {yes,What,[{block,Bl}|Is]} + end; +dig_out(2, [{block,Bl}|Is]) -> + case dig_out_block_fc(Bl) of + no -> no; + {yes,What} -> {yes,What,Is} + end; +dig_out(_, _) -> no. + +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]) -> + translate_exception(Exc, Value, Is, 3); +dig_out_block(_) -> no. + +translate_exception(badmatch, Val, Is, Words) -> + {yes,{badmatch,Val},fix_block(Is, Words)}; +translate_exception(case_clause, Val, Is, Words) -> + {yes,{case_end,Val},fix_block(Is, Words)}; +translate_exception(try_clause, Val, Is, Words) -> + {yes,{try_case_end,Val},fix_block(Is, Words)}; +translate_exception(_, _, _, _) -> no. + +fix_block(Is, 0) -> + reverse(Is); +fix_block(Is0, Words) -> + [{set,[],[],{alloc,Live,{F1,F2,Needed,F3}}}|Is] = reverse(Is0), + [{set,[],[],{alloc,Live,{F1,F2,Needed-Words,F3}}}|Is]. + +dig_out_block_fc([{set,[],[],{alloc,Live,_}}|Bl]) -> + dig_out_fc(Bl, Live-1, nil); +dig_out_block_fc(_) -> no. + +dig_out_fc([{set,[Dst],[{x,Reg},Dst0],put_list}|Is], Reg, Dst0) -> + dig_out_fc(Is, Reg-1, Dst); +dig_out_fc([{set,[{x,0}],[{atom,function_clause}],move}], -1, {x,1}) -> + {yes,function_clause}; +dig_out_fc(_, _, _) -> no. diff --git a/lib/compiler/src/beam_jump.erl b/lib/compiler/src/beam_jump.erl index 537f8ca81b..db67d24514 100644 --- a/lib/compiler/src/beam_jump.erl +++ b/lib/compiler/src/beam_jump.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2010. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. 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 diff --git a/lib/compiler/src/beam_listing.erl b/lib/compiler/src/beam_listing.erl index 2941f6135c..50d1f3cdb1 100644 --- a/lib/compiler/src/beam_listing.erl +++ b/lib/compiler/src/beam_listing.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2009. All Rights Reserved. +%% Copyright Ericsson AB 1997-2011. 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 diff --git a/lib/compiler/src/beam_receive.erl b/lib/compiler/src/beam_receive.erl index c483d85a97..bd1f44f66b 100644 --- a/lib/compiler/src/beam_receive.erl +++ b/lib/compiler/src/beam_receive.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2010. All Rights Reserved. +%% Copyright Ericsson AB 2010-2011. 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 diff --git a/lib/compiler/src/beam_split.erl b/lib/compiler/src/beam_split.erl new file mode 100644 index 0000000000..cacaaebffe --- /dev/null +++ b/lib/compiler/src/beam_split.erl @@ -0,0 +1,85 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. 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/. +%% +%% 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. +%% +%% %CopyrightEnd% +%% + +-module(beam_split). +-export([module/2]). + +-import(lists, [reverse/1]). + +module({Mod,Exp,Attr,Fs0,Lc}, _Opts) -> + Fs = [split_blocks(F) || F <- Fs0], + {ok,{Mod,Exp,Attr,Fs,Lc}}. + +%% We must split the basic block when we encounter instructions with labels, +%% such as catches and BIFs. All labels must be visible outside the blocks. + +split_blocks({function,Name,Arity,CLabel,Is0}) -> + Is = split_blocks(Is0, []), + {function,Name,Arity,CLabel,Is}. + +split_blocks([{block,Bl}|Is], Acc0) -> + Acc = split_block(Bl, [], Acc0), + split_blocks(Is, Acc); +split_blocks([I|Is], Acc) -> + split_blocks(Is, [I|Acc]); +split_blocks([], Acc) -> reverse(Acc). + +split_block([{set,[R],[_,_,_]=As,{bif,is_record,{f,Lbl}}}|Is], Bl, Acc) -> + %% is_record/3 must be translated by beam_clean; therefore, + %% it must be outside of any block. + split_block(Is, [], [{bif,is_record,{f,Lbl},As,R}|make_block(Bl, Acc)]); +split_block([{set,[R],As,{bif,N,{f,Lbl}=Fail}}|Is], Bl, Acc) when Lbl =/= 0 -> + split_block(Is, [], [{bif,N,Fail,As,R}|make_block(Bl, Acc)]); +split_block([{set,[R],As,{alloc,Live,{gc_bif,N,{f,Lbl}=Fail}}}|Is], Bl, Acc) + when Lbl =/= 0 -> + split_block(Is, [], [{gc_bif,N,Fail,Live,As,R}|make_block(Bl, Acc)]); +split_block([{set,[R],[],{'catch',L}}|Is], Bl, Acc) -> + split_block(Is, [], [{'catch',R,L}|make_block(Bl, Acc)]); +split_block([{set,[],[],{line,_}=Line}|Is], Bl, Acc) -> + split_block(Is, [], [Line|make_block(Bl, Acc)]); +split_block([I|Is], Bl, Acc) -> + split_block(Is, [I|Bl], Acc); +split_block([], Bl, Acc) -> make_block(Bl, Acc). + +make_block([], Acc) -> Acc; +make_block([{set,[D],Ss,{bif,Op,Fail}}|Bl]=Bl0, Acc) -> + %% If the last instruction in the block is a comparison or boolean operator + %% (such as '=:='), move it out of the block to facilitate further + %% optimizations. + Arity = length(Ss), + case erl_internal:comp_op(Op, Arity) orelse + erl_internal:new_type_test(Op, Arity) orelse + erl_internal:bool_op(Op, Arity) of + false -> + [{block,reverse(Bl0)}|Acc]; + true -> + I = {bif,Op,Fail,Ss,D}, + case Bl =:= [] of + true -> [I|Acc]; + false -> [I,{block,reverse(Bl)}|Acc] + end + end; +make_block([{set,[Dst],[Src],move}|Bl], Acc) -> + %% Make optimization of {move,Src,Dst}, {jump,...} possible. + I = {move,Src,Dst}, + case Bl =:= [] of + true -> [I|Acc]; + false -> [I,{block,reverse(Bl)}|Acc] + end; +make_block(Bl, Acc) -> [{block,reverse(Bl)}|Acc]. diff --git a/lib/compiler/src/beam_trim.erl b/lib/compiler/src/beam_trim.erl index 25e6ffbb73..5f4fa3b1f8 100644 --- a/lib/compiler/src/beam_trim.erl +++ b/lib/compiler/src/beam_trim.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2009. All Rights Reserved. +%% Copyright Ericsson AB 2007-2011. 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 diff --git a/lib/compiler/src/beam_type.erl b/lib/compiler/src/beam_type.erl index 0c51251f1b..6f0ffb5b25 100644 --- a/lib/compiler/src/beam_type.erl +++ b/lib/compiler/src/beam_type.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2010. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. 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 diff --git a/lib/compiler/src/beam_utils.erl b/lib/compiler/src/beam_utils.erl index f281ad5eac..116ede0bc9 100644 --- a/lib/compiler/src/beam_utils.erl +++ b/lib/compiler/src/beam_utils.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2007-2010. All Rights Reserved. +%% Copyright Ericsson AB 2007-2011. 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 @@ -474,8 +474,15 @@ check_liveness(R, [{make_fun2,_,_,_,NumFree}|Is], St) -> end; check_liveness(R, [{try_end,Y}|Is], St) -> case R of - Y -> {killed,St}; - _ -> check_liveness(R, Is, St) + Y -> + {killed,St}; + {y,_} -> + %% y registers will be used if an exception occurs and + %% control transfers to the label given in the previous + %% try/2 instruction. + {used,St}; + _ -> + check_liveness(R, Is, St) end; check_liveness(R, [{catch_end,Y}|Is], St) -> case R of diff --git a/lib/compiler/src/beam_validator.erl b/lib/compiler/src/beam_validator.erl index fe3b1680d9..a52e7bb761 100644 --- a/lib/compiler/src/beam_validator.erl +++ b/lib/compiler/src/beam_validator.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2010. All Rights Reserved. +%% Copyright Ericsson AB 2004-2011. 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 @@ -670,10 +670,20 @@ valfun_4({get_tuple_element,Src,I,Dst}, Vst) -> valfun_4({test,bs_start_match2,{f,Fail},Live,[Ctx,NeedSlots],Ctx}, Vst0) -> %% If source and destination registers are the same, match state %% is OK as input. - _ = get_move_term_type(Ctx, Vst0), + CtxType = get_move_term_type(Ctx, Vst0), verify_live(Live, Vst0), Vst1 = prune_x_regs(Live, Vst0), - Vst = branch_state(Fail, Vst1), + BranchVst = case CtxType of + {match_context,_,_} -> + %% The failure branch will never be taken when Ctx + %% is a match context. Therefore, the type for Ctx + %% at the failure label must not be match_context + %% (or we could reject legal code). + set_type_reg(term, Ctx, Vst1); + _ -> + Vst1 + end, + Vst = branch_state(Fail, BranchVst), set_type_reg(bsm_match_state(NeedSlots), Ctx, Vst); valfun_4({test,bs_start_match2,{f,Fail},Live,[Src,Slots],Dst}, Vst0) -> assert_term(Src, Vst0), diff --git a/lib/compiler/src/cerl_inline.erl b/lib/compiler/src/cerl_inline.erl index c15103999f..589685d72d 100644 --- a/lib/compiler/src/cerl_inline.erl +++ b/lib/compiler/src/cerl_inline.erl @@ -1262,8 +1262,9 @@ i_receive_1(E, Cs, T, B, S) -> i_module(E, Ctxt, Ren, Env, S) -> %% Cf. `i_letrec'. Note that we pass a dummy constant value for the %% "body" parameter. + Exps = i_module_exports(E), {Es, _, Xs1, S1} = i_letrec(module_defs(E), void(), - module_exports(E), Ctxt, Ren, Env, S), + Exps, Ctxt, Ren, Env, S), %% Sanity check: case Es of [] -> @@ -1276,6 +1277,27 @@ i_module(E, Ctxt, Ren, Env, S) -> E1 = update_c_module(E, module_name(E), Xs1, module_attrs(E), Es), {E1, count_size(weight(module), S1)}. +i_module_exports(E) -> + %% If a function is named in an `on_load' attribute, we will + %% pretend that it is exported to ensure that it will not be removed. + Exps = module_exports(E), + Attrs = module_attrs(E), + case i_module_on_load(Attrs) of + none -> + Exps; + [{_,_}=FA] -> + ordsets:add_element(c_var(FA), Exps) + end. + +i_module_on_load([{Key,Val}|T]) -> + case concrete(Key) of + on_load -> + concrete(Val); + _ -> + i_module_on_load(T) + end; +i_module_on_load([]) -> none. + %% Binary-syntax expressions are too complicated to do anything %% interesting with here - that is beyond the scope of this program; %% also, their construction could have side effects, so even in effect diff --git a/lib/compiler/src/compile.erl b/lib/compiler/src/compile.erl index bfa7c6cedd..9b505ad15c 100644 --- a/lib/compiler/src/compile.erl +++ b/lib/compiler/src/compile.erl @@ -175,6 +175,8 @@ expand_opt(r12, Os) -> [no_recv_opt,no_line_info|Os]; expand_opt(r13, Os) -> [no_recv_opt,no_line_info|Os]; +expand_opt(r14, Os) -> + [no_line_info|Os]; expand_opt({debug_info_key,_}=O, Os) -> [encrypt_debug_info,O|Os]; expand_opt(no_float_opt, Os) -> @@ -235,7 +237,8 @@ format_error({module_name,Mod,Filename}) -> code=[], core_code=[], abstract_code=[], %Abstract code for debugger. - options=[] :: [option()], + options=[] :: [option()], %Options for compilation + mod_options=[] :: [option()], %Options for module_info errors=[], warnings=[]}). @@ -246,10 +249,11 @@ internal(Master, Input, Opts) -> internal({forms,Forms}, Opts) -> {_,Ps} = passes(forms, Opts), - internal_comp(Ps, "", "", #compile{code=Forms,options=Opts}); + internal_comp(Ps, "", "", #compile{code=Forms,options=Opts, + mod_options=Opts}); internal({file,File}, Opts) -> {Ext,Ps} = passes(file, Opts), - Compile = #compile{options=Opts}, + Compile = #compile{options=Opts,mod_options=Opts}, internal_comp(Ps, File, Ext, Compile). internal_comp(Passes, File, Suffix, St0) -> @@ -625,11 +629,15 @@ asm_passes() -> [{unless,no_postopt, [{pass,beam_block}, {iff,dblk,{listing,"block"}}, + {unless,no_except,{pass,beam_except}}, + {iff,dexcept,{listing,"except"}}, {unless,no_bopt,{pass,beam_bool}}, {iff,dbool,{listing,"bool"}}, {unless,no_topt,{pass,beam_type}}, {iff,dtype,{listing,"type"}}, - {pass,beam_dead}, %Must always run since it splits blocks. + {pass,beam_split}, + {iff,dsplit,{listing,"split"}}, + {unless,no_dead,{pass,beam_dead}}, {iff,ddead,{listing,"dead"}}, {unless,no_jopt,{pass,beam_jump}}, {iff,djmp,{listing,"jump"}}, @@ -1228,12 +1236,13 @@ beam_unused_labels(#compile{code=Code0}=St) -> Code = beam_jump:module_labels(Code0), {ok,St#compile{code=Code}}. -beam_asm(#compile{ifile=File,code=Code0,abstract_code=Abst,options=Opts0}=St) -> +beam_asm(#compile{ifile=File,code=Code0, + abstract_code=Abst,mod_options=Opts0}=St) -> Source = filename:absname(File), Opts1 = lists:map(fun({debug_info_key,_}) -> {debug_info_key,'********'}; (Other) -> Other end, Opts0), - Opts2 = [O || O <- Opts1, is_informative_option(O)], + Opts2 = [O || O <- Opts1, effects_code_generation(O)], case beam_asm:module(Code0, Abst, Source, Opts2) of {ok,Code} -> {ok,St#compile{code=Code,abstract_code=[]}} end. @@ -1303,15 +1312,23 @@ embed_native_code(St, {Architecture,NativeCode}) -> {ok, BeamPlusNative} = beam_lib:build_module(Chunks), St#compile{code=BeamPlusNative}. -%% Returns true if the option is informative and therefore should be included -%% in the option list of the compiled module. - -is_informative_option(beam) -> false; -is_informative_option(report_warnings) -> false; -is_informative_option(report_errors) -> false; -is_informative_option(binary) -> false; -is_informative_option(verbose) -> false; -is_informative_option(_) -> true. +%% effects_code_generation(Option) -> true|false. +%% Determine whether the option could have any effect on the +%% generated code in the BEAM file (as opposed to how +%% errors will be reported). + +effects_code_generation(Option) -> + case Option of + beam -> false; + report_warnings -> false; + report_errors -> false; + return_errors-> false; + return_warnings-> false; + binary -> false; + verbose -> false; + {cwd,_} -> false; + _ -> true + end. save_binary(#compile{code=none}=St) -> {ok,St}; save_binary(#compile{module=Mod,ofile=Outfile, diff --git a/lib/compiler/src/compiler.app.src b/lib/compiler/src/compiler.app.src index 4ac879c9a4..1133882728 100644 --- a/lib/compiler/src/compiler.app.src +++ b/lib/compiler/src/compiler.app.src @@ -1,7 +1,7 @@ % This is an -*- erlang -*- file. %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1997-2010. All Rights Reserved. +%% Copyright Ericsson AB 1997-2011. 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 @@ -28,12 +28,14 @@ beam_dead, beam_dict, beam_disasm, + beam_except, beam_flatten, beam_jump, beam_listing, beam_opcodes, beam_peep, beam_receive, + beam_split, beam_trim, beam_type, beam_utils, diff --git a/lib/compiler/src/erl_bifs.erl b/lib/compiler/src/erl_bifs.erl index 2514c06360..9ad2378d00 100644 --- a/lib/compiler/src/erl_bifs.erl +++ b/lib/compiler/src/erl_bifs.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2001-2010. All Rights Reserved. +%% Copyright Ericsson AB 2001-2011. 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 @@ -136,6 +136,7 @@ is_pure(math, sinh, 1) -> true; is_pure(math, sqrt, 1) -> true; is_pure(math, tan, 1) -> true; is_pure(math, tanh, 1) -> true; +is_pure(math, pi, 0) -> true; is_pure(_, _, _) -> false. diff --git a/lib/compiler/src/genop.tab b/lib/compiler/src/genop.tab index 39c1e8297f..75ac91907a 100644 --- a/lib/compiler/src/genop.tab +++ b/lib/compiler/src/genop.tab @@ -1,7 +1,7 @@ # # %CopyrightBegin% # -# Copyright Ericsson AB 1998-2010. All Rights Reserved. +# Copyright Ericsson AB 1998-2011. 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 diff --git a/lib/compiler/src/sys_core_fold.erl b/lib/compiler/src/sys_core_fold.erl index 6ea67741fa..5b155398dc 100644 --- a/lib/compiler/src/sys_core_fold.erl +++ b/lib/compiler/src/sys_core_fold.erl @@ -2641,9 +2641,9 @@ bsm_leftmost_2([_|Ps], Cs, N, Pos) -> bsm_leftmost_2([], Cs, _, Pos) -> bsm_leftmost_1(Cs, Pos). -%% bsm_notempty(Cs, Pos) -> true|false +%% bsm_nonempty(Cs, Pos) -> true|false %% Check if at least one of the clauses matches a non-empty -%% binary in the given argumet position. +%% binary in the given argument position. %% bsm_nonempty([#c_clause{pats=Ps}|Cs], Pos) -> case nth(Pos, Ps) of @@ -2704,7 +2704,7 @@ bsm_ensure_no_partition_2([P|_], 1, _, Vstate, State) -> %% %% But if the clauses can't be freely rearranged, as in %% - %% b(Var, <<>>) -> ... + %% b(Var, <<X>>) -> ... %% b(1, 2) -> ... %% %% we do have a problem. diff --git a/lib/compiler/src/sys_expand_pmod.erl b/lib/compiler/src/sys_expand_pmod.erl index 4fee26f2a6..da644b4f0b 100644 --- a/lib/compiler/src/sys_expand_pmod.erl +++ b/lib/compiler/src/sys_expand_pmod.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2010. All Rights Reserved. +%% Copyright Ericsson AB 2004-2011. 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 @@ -317,6 +317,8 @@ expr({'try',Line,Es0,Scs0,Ccs0,As0},St) -> Ccs1 = icr_clauses(Ccs0,St), As1 = exprs(As0,St), {'try',Line,Es1,Scs1,Ccs1,As1}; +expr({'fun',_,{function,_,_,_}}=ExtFun,_St) -> + ExtFun; expr({'fun',Line,Body,Info},St) -> case Body of {clauses,Cs0} -> diff --git a/lib/compiler/src/v3_codegen.erl b/lib/compiler/src/v3_codegen.erl index e7dae67085..6623485609 100644 --- a/lib/compiler/src/v3_codegen.erl +++ b/lib/compiler/src/v3_codegen.erl @@ -53,7 +53,6 @@ %% Main codegen structure. -record(cg, {lcount=1, %Label counter - finfo, %Function info label bfail, %Fail label for BIFs break, %Break label recv, %Receive label @@ -126,7 +125,6 @@ cg_fun(Les, Hvs, Vdb, AtomMod, NameArity, Anno, St0) -> stk=[]}, 0, Vdb), {B,_Aft,St} = cg_list(Les, 0, Vdb, Bef, St3#cg{bfail=0, - finfo=Fi, ultimate_failure=UltimateMatchFail, is_top_block=true}), {Name,Arity} = NameArity, @@ -147,8 +145,6 @@ cg({match,M,Rs}, Le, Vdb, Bef, St) -> match_cg(M, Rs, Le, Vdb, Bef, St); cg({guard_match,M,Rs}, Le, Vdb, Bef, St) -> guard_match_cg(M, Rs, Le, Vdb, Bef, St); -cg({match_fail,F}, Le, Vdb, Bef, St) -> - match_fail_cg(F, Le, Vdb, Bef, St); cg({call,Func,As,Rs}, Le, Vdb, Bef, St) -> call_cg(Func, As, Rs, Le, Vdb, Bef, St); cg({enter,Func,As}, Le, Vdb, Bef, St) -> @@ -294,39 +290,6 @@ match_cg({block,Es}, Le, _Fail, Bef, St) -> Int = clear_dead(Bef, Le#l.i, Le#l.vdb), block_cg(Es, Le, Int, St). -%% match_fail_cg(FailReason, Le, Vdb, StackReg, State) -> -%% {[Ainstr],StackReg,State}. -%% Generate code for the match_fail "call". N.B. there is no generic -%% case for when the fail value has been created elsewhere. - -match_fail_cg({function_clause,As}, Le, Vdb, Bef, St) -> - %% Must have the args in {x,0}, {x,1},... - {Sis,Int} = cg_setup_call(As, Bef, Le#l.i, Vdb), - {Sis ++ [{jump,{f,St#cg.finfo}}], - Int#sr{reg=clear_regs(Int#sr.reg)},St}; -match_fail_cg({badmatch,Term}, Le, Vdb, Bef, St) -> - R = cg_reg_arg(Term, Bef), - Int0 = clear_dead(Bef, Le#l.i, Vdb), - {Sis,Int} = adjust_stack(Int0, Le#l.i, Le#l.i+1, Vdb), - {Sis ++ [line(Le),{badmatch,R}], - Int#sr{reg=clear_regs(Int0#sr.reg)},St}; -match_fail_cg({case_clause,Reason}, Le, Vdb, Bef, St) -> - R = cg_reg_arg(Reason, Bef), - Int0 = clear_dead(Bef, Le#l.i, Vdb), - {Sis,Int} = adjust_stack(Int0, Le#l.i, Le#l.i+1, Vdb), - {Sis++[line(Le),{case_end,R}], - Int#sr{reg=clear_regs(Bef#sr.reg)},St}; -match_fail_cg(if_clause, Le, Vdb, Bef, St) -> - Int0 = clear_dead(Bef, Le#l.i, Vdb), - {Sis,Int1} = adjust_stack(Int0, Le#l.i, Le#l.i+1, Vdb), - {Sis++[line(Le),if_end],Int1#sr{reg=clear_regs(Int1#sr.reg)},St}; -match_fail_cg({try_clause,Reason}, Le, Vdb, Bef, St) -> - R = cg_reg_arg(Reason, Bef), - Int0 = clear_dead(Bef, Le#l.i, Vdb), - {Sis,Int} = adjust_stack(Int0, Le#l.i, Le#l.i+1, Vdb), - {Sis ++ [line(Le),{try_case_end,R}], - Int#sr{reg=clear_regs(Int0#sr.reg)},St}. - %% bsm_rename_ctx([Clause], Var) -> [Clause] %% We know from an annotation that the register for a binary can %% be reused for the match context because the two are not truly diff --git a/lib/compiler/src/v3_kernel.erl b/lib/compiler/src/v3_kernel.erl index 47e5e49a76..f2eaa37617 100644 --- a/lib/compiler/src/v3_kernel.erl +++ b/lib/compiler/src/v3_kernel.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2010. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. 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 @@ -83,6 +83,7 @@ -import(lists, [map/2,foldl/3,foldr/3,mapfoldl/3,splitwith/2,member/2, keymember/3,keyfind/3]). -import(ordsets, [add_element/2,del_element/2,union/2,union/1,subtract/2]). +-import(cerl, [c_tuple/1]). -include("core_parse.hrl"). -include("v3_kernel.hrl"). @@ -422,10 +423,11 @@ expr(#c_call{anno=A,module=M0,name=F0,args=Cargs}, Sub, St0) -> end; expr(#c_primop{anno=A,name=#c_literal{val=match_fail},args=Cargs0}, Sub, St0) -> Cargs = translate_match_fail(Cargs0, Sub, A, St0), - %% This special case will disappear. {Kargs,Ap,St} = atomic_list(Cargs, Sub, St0), Ar = length(Cargs), - Call = #k_call{anno=A,op=#k_internal{name=match_fail,arity=Ar},args=Kargs}, + Call = #k_call{anno=A,op=#k_remote{mod=#k_atom{val=erlang}, + name=#k_atom{val=error}, + arity=Ar},args=Kargs}, {Call,Ap,St}; expr(#c_primop{anno=A,name=#c_literal{val=N},args=Cargs}, Sub, St0) -> {Kargs,Ap,St1} = atomic_list(Cargs, Sub, St0), @@ -455,14 +457,14 @@ expr(#ireceive_accept{anno=A}, _Sub, St) -> {#k_receive_accept{anno=A},[],St}. translate_match_fail(Args, Sub, Anno, St) -> case Args of [#c_tuple{es=[#c_literal{val=function_clause}|As]}] -> - translate_match_fail_1(Anno, Args, As, Sub, St); + translate_match_fail_1(Anno, As, Sub, St); [#c_literal{val=Tuple}] when is_tuple(Tuple) -> %% The inliner may have created a literal out of %% the original #c_tuple{}. case tuple_to_list(Tuple) of [function_clause|As0] -> As = [#c_literal{val=E} || E <- As0], - translate_match_fail_1(Anno, Args, As, Sub, St); + translate_match_fail_1(Anno, As, Sub, St); _ -> Args end; @@ -471,7 +473,7 @@ translate_match_fail(Args, Sub, Anno, St) -> Args end. -translate_match_fail_1(Anno, Args, As, Sub, #kern{ff=FF}) -> +translate_match_fail_1(Anno, As, Sub, #kern{ff=FF}) -> AnnoFunc = case keyfind(function_name, 1, Anno) of false -> none; %Force rewrite. @@ -481,10 +483,10 @@ translate_match_fail_1(Anno, Args, As, Sub, #kern{ff=FF}) -> case {AnnoFunc,FF} of {Same,Same} -> %% Still in the correct function. - Args; + translate_fc(As); {{F,_},F} -> %% Still in the correct function. - Args; + translate_fc(As); _ -> %% Wrong function or no function_name annotation. %% @@ -493,9 +495,12 @@ translate_match_fail_1(Anno, Args, As, Sub, #kern{ff=FF}) -> %% the current function). match_fail(function_clause) will %% only work at the top level of the function it was originally %% defined in, so we will need to rewrite it to a case_clause. - [#c_tuple{es=[#c_literal{val=case_clause},#c_tuple{es=As}]}] + [c_tuple([#c_literal{val=case_clause},c_tuple(As)])] end. +translate_fc(Args) -> + [#c_literal{val=function_clause},make_list(Args)]. + %% call_type(Module, Function, Arity) -> call | bif | apply | error. %% Classify the call. call_type(#c_literal{val=M}, #c_literal{val=F}, Ar) when is_atom(M), is_atom(F) -> @@ -1494,7 +1499,6 @@ iletrec_funs_gen(Fs, FreeVs, St) -> %% is_exit_expr(Kexpr) -> boolean(). %% Test whether Kexpr always exits and never returns. -is_exit_expr(#k_call{op=#k_internal{name=match_fail,arity=1}}) -> true; is_exit_expr(#k_receive_next{}) -> true; is_exit_expr(_) -> false. diff --git a/lib/compiler/src/v3_life.erl b/lib/compiler/src/v3_life.erl index a1d92af9f8..93f8034230 100644 --- a/lib/compiler/src/v3_life.erl +++ b/lib/compiler/src/v3_life.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 1999-2010. All Rights Reserved. +%% Copyright Ericsson AB 1999-2011. 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 @@ -89,19 +89,8 @@ function(#k_fdef{anno=#k{a=Anno},func=F,arity=Ar,vars=Vs,body=Kb}) -> end. %% body(Kbody, I, Vdb) -> {[Expr],MaxI,Vdb}. -%% Handle a body, need special cases for transforming match_fails. -%% We KNOW that they only occur last in a body. - -body(#k_seq{arg=#k_put{anno=Pa,arg=Arg,ret=[R]}, - body=#k_enter{anno=Ea,op=#k_internal{name=match_fail,arity=1}, - args=[R]}}, - I, Vdb0) -> - Vdb1 = use_vars(Pa#k.us, I, Vdb0), %All used here - {[match_fail(Arg, I, Pa#k.a ++ Ea#k.a)],I,Vdb1}; -body(#k_enter{anno=Ea,op=#k_internal{name=match_fail,arity=1},args=[Arg]}, - I, Vdb0) -> - Vdb1 = use_vars(Ea#k.us, I, Vdb0), - {[match_fail(Arg, I, Ea#k.a)],I,Vdb1}; +%% Handle a body. + body(#k_seq{arg=Ke,body=Kb}, I, Vdb0) -> %%ok = io:fwrite("life ~w:~p~n", [?LINE,{Ke,I,Vdb0}]), A = get_kanno(Ke), @@ -353,25 +342,6 @@ guard_clause(#k_guard_clause{anno=A,guard=Kg,body=Kb}, Ls, I, Ctxt, Vdb0) -> i=I,vdb=use_vars((get_kanno(Kg))#k.us, I+2, Vdb1), a=A#k.a}. -%% match_fail(FailValue, I, Anno) -> Expr. -%% Generate the correct match_fail instruction. N.B. there is no -%% generic case for when the fail value has been created elsewhere. - -match_fail(#k_literal{anno=Anno,val={Atom,Val}}, I, A) when is_atom(Atom) -> - match_fail(#k_tuple{anno=Anno,es=[#k_atom{val=Atom},#k_literal{val=Val}]}, I, A); -match_fail(#k_literal{anno=Anno,val={Atom}}, I, A) when is_atom(Atom) -> - match_fail(#k_tuple{anno=Anno,es=[#k_atom{val=Atom}]}, I, A); -match_fail(#k_tuple{es=[#k_atom{val=function_clause}|As]}, I, A) -> - #l{ke={match_fail,{function_clause,literal_list(As, [])}},i=I,a=A}; -match_fail(#k_tuple{es=[#k_atom{val=badmatch},Val]}, I, A) -> - #l{ke={match_fail,{badmatch,literal(Val, [])}},i=I,a=A}; -match_fail(#k_tuple{es=[#k_atom{val=case_clause},Val]}, I, A) -> - #l{ke={match_fail,{case_clause,literal(Val, [])}},i=I,a=A}; -match_fail(#k_atom{val=if_clause}, I, A) -> - #l{ke={match_fail,if_clause},i=I,a=A}; -match_fail(#k_tuple{es=[#k_atom{val=try_clause},Val]}, I, A) -> - #l{ke={match_fail,{try_clause,literal(Val, [])}},i=I,a=A}. - %% type(Ktype) -> Type. type(k_literal) -> literal; diff --git a/lib/compiler/test/Makefile b/lib/compiler/test/Makefile index b90adaf917..e13ad4ae90 100644 --- a/lib/compiler/test/Makefile +++ b/lib/compiler/test/Makefile @@ -10,6 +10,7 @@ MODULES= \ apply_SUITE \ beam_validator_SUITE \ beam_disasm_SUITE \ + beam_expect_SUITE \ bs_bincomp_SUITE \ bs_bit_binaries_SUITE \ bs_construct_SUITE \ @@ -29,7 +30,6 @@ MODULES= \ misc_SUITE \ num_bif_SUITE \ pmod_SUITE \ - parteval_SUITE \ receive_SUITE \ record_SUITE \ trycatch_SUITE \ @@ -39,6 +39,7 @@ MODULES= \ NO_OPT= \ andor \ apply \ + beam_expect \ bs_construct \ bs_match \ bs_utf \ diff --git a/lib/compiler/test/beam_disasm_SUITE.erl b/lib/compiler/test/beam_disasm_SUITE.erl index 44574ae64a..62afc80ca6 100644 --- a/lib/compiler/test/beam_disasm_SUITE.erl +++ b/lib/compiler/test/beam_disasm_SUITE.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2011. All Rights Reserved. +%% Copyright Ericsson AB 2011-2012. 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 @@ -60,6 +60,6 @@ stripped(Config) when is_list(Config) -> ?line true = is_list(Attr), ?line true = is_list(CompileInfo), ?line {ok, {tmp, _}} = beam_lib:strip(BeamName), - ?line {beam_file, tmp, _, none, none, [_|_]} = + ?line {beam_file, tmp, _, [], [], [_|_]} = beam_disasm:file(BeamName), ok. diff --git a/lib/compiler/test/beam_expect_SUITE.erl b/lib/compiler/test/beam_expect_SUITE.erl new file mode 100644 index 0000000000..6f216eac4f --- /dev/null +++ b/lib/compiler/test/beam_expect_SUITE.erl @@ -0,0 +1,67 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2011. 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/. +%% +%% 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. +%% +%% %CopyrightEnd% +%% +-module(beam_expect_SUITE). + +-export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, + init_per_group/2,end_per_group/2, + coverage/1]). + +suite() -> [{ct_hooks,[ts_install_cth]}]. + +all() -> + [coverage]. + +groups() -> + []. + +init_per_suite(Config) -> + Config. + +end_per_suite(_Config) -> + ok. + +init_per_group(_GroupName, Config) -> + Config. + +end_per_group(_GroupName, Config) -> + Config. + +coverage(_) -> + File = {file,"fake.erl"}, + ok = fc(a), + {'EXIT',{function_clause, + [{?MODULE,fc,[[x]],[File,{line,2}]}|_]}} = + (catch fc([x])), + {'EXIT',{function_clause, + [{?MODULE,fc,[y],[File,{line,2}]}|_]}} = + (catch fc(y)), + {'EXIT',{function_clause, + [{?MODULE,fc,[[a,b,c]],[File,{line,6}]}|_]}} = + (catch fc([a,b,c])), + + {'EXIT',{undef,[{erlang,error,[a,b,c],_}|_]}} = + (catch erlang:error(a, b, c)), + ok. + +-file("fake.erl", 1). +fc(a) -> %Line 2 + ok; %Line 3 +fc(L) when length(L) > 2 -> %Line 4 + %% Not the same as a "real" function_clause error. + error(function_clause, [L]). %Line 6 diff --git a/lib/compiler/test/beam_validator_SUITE.erl b/lib/compiler/test/beam_validator_SUITE.erl index 556dc54a8f..902867bc19 100644 --- a/lib/compiler/test/beam_validator_SUITE.erl +++ b/lib/compiler/test/beam_validator_SUITE.erl @@ -79,21 +79,18 @@ beam_files(Config) when is_list(Config) -> %% a grammatical error in the output of the io:format/2 call below. ;-) ?line [_,_|_] = Fs = filelib:wildcard(Wc), ?line io:format("~p files\n", [length(Fs)]), - beam_files_1(Fs, 0). - -beam_files_1([F|Fs], Errors) -> - ?line case beam_validator:file(F) of - ok -> - beam_files_1(Fs, Errors); - {error,Es} -> - io:format("File: ~s", [F]), - io:format("Error: ~p\n", [Es]), - beam_files_1(Fs, Errors+1) - end; -beam_files_1([], 0) -> ok; -beam_files_1([], Errors) -> - ?line io:format("~p error(s)", [Errors]), - ?line ?t:fail(). + test_lib:p_run(fun do_beam_file/1, Fs). + + +do_beam_file(F) -> + case beam_validator:file(F) of + ok -> + ok; + {error,Es} -> + io:format("File: ~s", [F]), + io:format("Error: ~p\n", [Es]), + error + end. compiler_bug(Config) when is_list(Config) -> %% Check that the compiler returns an error if we try to diff --git a/lib/compiler/test/bs_match_SUITE.erl b/lib/compiler/test/bs_match_SUITE.erl index f8c71a0257..01b7568122 100644 --- a/lib/compiler/test/bs_match_SUITE.erl +++ b/lib/compiler/test/bs_match_SUITE.erl @@ -342,6 +342,10 @@ partitioned_bs_match(Config) when is_list(Config) -> ?line fc(partitioned_bs_match_2, [4,<<0:17>>], catch partitioned_bs_match_2(4, <<0:17>>)), + + anything = partitioned_bs_match_3(anything, <<42>>), + ok = partitioned_bs_match_3(1, 2), + ok. partitioned_bs_match(_, <<42:8,T/binary>>) -> @@ -356,6 +360,9 @@ partitioned_bs_match_2(1, <<B:8,T/binary>>) -> partitioned_bs_match_2(Len, <<_:8,T/binary>>) -> {Len,T}. +partitioned_bs_match_3(Var, <<_>>) -> Var; +partitioned_bs_match_3(1, 2) -> ok. + function_clause(Config) when is_list(Config) -> ?line ok = function_clause_1(<<0,7,0,7,42>>), ?line fc(function_clause_1, [<<0,1,2,3>>], diff --git a/lib/compiler/test/compilation_SUITE.erl b/lib/compiler/test/compilation_SUITE.erl index 1343fbd1c9..408fd5ed53 100644 --- a/lib/compiler/test/compilation_SUITE.erl +++ b/lib/compiler/test/compilation_SUITE.erl @@ -44,7 +44,7 @@ all() -> trycatch_4, opt_crash, otp_5404, otp_5436, otp_5481, otp_5553, otp_5632, otp_5714, otp_5872, otp_6121, otp_6121a, otp_6121b, otp_7202, otp_7345, on_load, - string_table,otp_8949_a,otp_8949_a]. + string_table,otp_8949_a,otp_8949_a,split_cases]. groups() -> [{vsn, [], [vsn_1, vsn_2, vsn_3]}]. @@ -159,6 +159,7 @@ split({int, N}, <<N:16,B:N/binary,T/binary>>) -> ?comp(convopts). ?comp(otp_7202). ?comp(on_load). +?comp(on_load_inline). beam_compiler_7(doc) -> "Code snippet submitted from Ulf Wiger which fails in R3 Beam."; @@ -427,9 +428,9 @@ self_compile_1(Config, Prefix, Opts) -> %% Compile the compiler again using the newly compiled compiler. %% (In another node because reloading the compiler would disturb cover.) CompilerB = Prefix++"compiler_b", - ?line CompB = make_compiler_dir(Priv, Prefix++"compiler_b"), + CompB = make_compiler_dir(Priv, CompilerB), ?line VsnB = VsnA ++ ".0", - ?line self_compile_node(CompilerB, CompA, CompB, VsnB, Opts), + self_compile_node(CompA, CompB, VsnB, Opts), %% Compare compiler directories. ?line compare_compilers(CompA, CompB), @@ -438,21 +439,26 @@ self_compile_1(Config, Prefix, Opts) -> ?line CompilerC = Prefix++"compiler_c", ?line CompC = make_compiler_dir(Priv, CompilerC), ?line VsnC = VsnB ++ ".0", - ?line self_compile_node(CompilerC, CompB, CompC, VsnC, Opts), + self_compile_node(CompB, CompC, VsnC, Opts), ?line compare_compilers(CompB, CompC), ?line test_server:timetrap_cancel(Dog), ok. -self_compile_node(NodeName0, CompilerDir, OutDir, Version, Opts) -> - ?line NodeName = list_to_atom(NodeName0), - ?line Dog = test_server:timetrap(test_server:minutes(10)), +self_compile_node(CompilerDir, OutDir, Version, Opts) -> + ?line Dog = test_server:timetrap(test_server:minutes(15)), ?line Pa = "-pa " ++ filename:dirname(code:which(?MODULE)) ++ " -pa " ++ CompilerDir, - ?line {ok,Node} = start_node(NodeName, Pa), ?line Files = compiler_src(), - ?line ok = rpc:call(Node, ?MODULE, compile_compiler, [Files,OutDir,Version,Opts]), - ?line test_server:stop_node(Node), + + %% We don't want the cover server started on the other node, + %% because it will load the same cover-compiled code as on this + %% node. Use a shielded node to prevent the cover server from + %% being started. + ?t:run_on_shielded_node( + fun() -> + compile_compiler(Files, OutDir, Version, Opts) + end, Pa), ?line test_server:timetrap_cancel(Dog), ok. @@ -465,9 +471,12 @@ compile_compiler(Files, OutDir, Version, InlineOpts) -> {d,'COMPILER_VSN',"\""++Version++"\""}, nowarn_shadow_vars, {i,filename:join(code:lib_dir(stdlib), "include")}|InlineOpts], - lists:foreach(fun(File) -> - {ok,_} = compile:file(File, Opts) - end, Files). + test_lib:p_run(fun(File) -> + case compile:file(File, Opts) of + {ok,_} -> ok; + _ -> error + end + end, Files). compiler_src() -> filelib:wildcard(filename:join([code:lib_dir(compiler), "src", "*.erl"])). @@ -657,5 +666,19 @@ otp_8949_b(A, B) -> id(Var) end. +split_cases(_) -> + dummy1 = do_split_cases(x), + {'EXIT',{{badmatch,b},_}} = (catch do_split_cases(y)), + ok. + +do_split_cases(A) -> + case A of + x -> + Z = dummy1; + _ -> + Z = dummy2, + a=b + end, + Z. id(I) -> I. diff --git a/lib/compiler/test/compilation_SUITE_data/on_load_inline.erl b/lib/compiler/test/compilation_SUITE_data/on_load_inline.erl new file mode 100644 index 0000000000..322843b61e --- /dev/null +++ b/lib/compiler/test/compilation_SUITE_data/on_load_inline.erl @@ -0,0 +1,23 @@ +-module(on_load_inline). +-export([?MODULE/0]). +-on_load(on_load/0). +-compile(inline). + +?MODULE() -> + [{pid,Pid}] = ets:lookup(on_load_executed, pid), + exit(Pid, kill), + ok. + +on_load() -> + Parent = self(), + spawn(fun() -> + T = ets:new(on_load_executed, [named_table]), + ets:insert(T, {pid,self()}), + Parent ! done, + receive + wait_forever -> ok + end + end), + receive + done -> ok + end. diff --git a/lib/compiler/test/compile_SUITE.erl b/lib/compiler/test/compile_SUITE.erl index 8c6a623dfb..640849f2ec 100644 --- a/lib/compiler/test/compile_SUITE.erl +++ b/lib/compiler/test/compile_SUITE.erl @@ -29,7 +29,8 @@ binary/1, makedep/1, cond_and_ifdef/1, listings/1, listings_big/1, other_output/1, package_forms/1, encrypted_abstr/1, bad_record_use1/1, bad_record_use2/1, strict_record/1, - missing_testheap/1, cover/1, env/1, core/1, asm/1]). + missing_testheap/1, cover/1, env/1, core/1, asm/1, + sys_pre_attributes/1]). -export([init/3]). @@ -45,7 +46,8 @@ all() -> binary, makedep, cond_and_ifdef, listings, listings_big, other_output, package_forms, encrypted_abstr, {group, bad_record_use}, strict_record, - missing_testheap, cover, env, core, asm]. + missing_testheap, cover, env, core, asm, + sys_pre_attributes]. groups() -> [{bad_record_use, [], @@ -77,12 +79,22 @@ file_1(Config) when is_list(Config) -> ?line {Simple, Target} = files(Config, "file_1"), ?line {ok, Cwd} = file:get_cwd(), ?line ok = file:set_cwd(filename:dirname(Target)), - ?line {ok,simple} = compile:file(Simple), %Smoke test only. + + %% Native from BEAM without compilation info. ?line {ok,simple} = compile:file(Simple, [slim]), %Smoke test only. - ?line {ok,simple} = compile:file(Simple, [native,report]), %Smoke test. ?line {ok,simple} = compile:file(Target, [native,from_beam]), %Smoke test. - ?line {ok,simple} = compile:file(Simple, [debug_info]), + + %% Native from BEAM with compilation info. + ?line {ok,simple} = compile:file(Simple), %Smoke test only. + ?line {ok,simple} = compile:file(Target, [native,from_beam]), %Smoke test. + + ?line {ok,simple} = compile:file(Simple, [native,report]), %Smoke test. + + ?line compile_and_verify(Simple, Target, []), + ?line compile_and_verify(Simple, Target, [native]), + ?line compile_and_verify(Simple, Target, [debug_info]), ?line {ok,simple} = compile:file(Simple, [no_line_info]), %Coverage + ?line ok = file:set_cwd(Cwd), ?line true = exists(Target), ?line passed = run(Target, test, []), @@ -113,10 +125,9 @@ big_file(Config) when is_list(Config) -> ?line Big = filename:join(DataDir, "big.erl"), ?line Target = filename:join(PrivDir, "big.beam"), ?line ok = file:set_cwd(PrivDir), - ?line {ok,big} = compile:file(Big, []), - ?line {ok,big} = compile:file(Big, [r9,debug_info]), - ?line {ok,big} = compile:file(Big, [no_postopt]), - ?line true = exists(Target), + ?line compile_and_verify(Big, Target, []), + ?line compile_and_verify(Big, Target, [debug_info]), + ?line compile_and_verify(Big, Target, [no_postopt]), %% Cleanup. ?line ok = file:delete(Target), @@ -775,3 +786,46 @@ do_asm(Beam, Outdir) -> [M,Class,Error,erlang:get_stacktrace()]), error end. + +sys_pre_attributes(Config) -> + DataDir = ?config(data_dir, Config), + File = filename:join(DataDir, "attributes.erl"), + Mod = attributes, + CommonOpts = [binary,report,verbose, + {parse_transform,sys_pre_attributes}], + PreOpts = [{attribute,delete,deleted}], + PostOpts = [{attribute,insert,inserted,"value"}], + PrePostOpts = [{attribute,replace,replaced,42}, + {attribute,replace,replace_nonexisting,new}], + {ok,Mod,Code} = compile:file(File, PrePostOpts ++ PreOpts ++ + PostOpts ++ CommonOpts), + code:load_binary(Mod, File, Code), + Attr = Mod:module_info(attributes), + io:format("~p", [Attr]), + {inserted,"value"} = lists:keyfind(inserted, 1, Attr), + {replaced,[42]} = lists:keyfind(replaced, 1, Attr), + {replace_nonexisting,[new]} = lists:keyfind(replace_nonexisting, 1, Attr), + false = lists:keymember(deleted, 1, Attr), + + %% Cover more code. + {ok,Mod,_} = compile:file(File, PostOpts ++ CommonOpts), + {ok,Mod,_} = compile:file(File, CommonOpts -- [verbose]), + {ok,Mod,_} = compile:file(File, PreOpts ++ CommonOpts), + {ok,Mod,_} = compile:file(File, + [{attribute,replace,replaced,42}|CommonOpts]), + {ok,Mod,_} = compile:file(File, PrePostOpts ++ PreOpts ++ + PostOpts ++ CommonOpts -- + [report,verbose]), + ok. + +%%% +%%% Utilities. +%%% + +compile_and_verify(Name, Target, Opts) -> + Mod = list_to_atom(filename:basename(Name, ".erl")), + {ok,Mod} = compile:file(Name, Opts), + {ok,{Mod,[{compile_info,CInfo}]}} = + beam_lib:chunks(Target, [compile_info]), + {options,BeamOpts} = lists:keyfind(options, 1, CInfo), + Opts = BeamOpts. diff --git a/lib/compiler/test/compile_SUITE_data/attributes.erl b/lib/compiler/test/compile_SUITE_data/attributes.erl new file mode 100644 index 0000000000..9c3451d272 --- /dev/null +++ b/lib/compiler/test/compile_SUITE_data/attributes.erl @@ -0,0 +1,23 @@ +%% +%% %CopyrightBegin% +%% +%% Copyright Ericsson AB 2012. 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/. +%% +%% 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. +%% +%% %CopyrightEnd% +%% + +-module(attributes). +-deleted(dummy). +-replaced(dummy). + diff --git a/lib/compiler/test/compiler.cover b/lib/compiler/test/compiler.cover index 9fc4c7dd43..3fd7fc1937 100644 --- a/lib/compiler/test/compiler.cover +++ b/lib/compiler/test/compiler.cover @@ -1,5 +1,5 @@ {incl_app,compiler,details}. %% -*- erlang -*- -{excl_mods,[sys_pre_attributes,core_scan,core_parse]}. +{excl_mods,compiler,[core_scan,core_parse]}. diff --git a/lib/compiler/test/core_SUITE.erl b/lib/compiler/test/core_SUITE.erl index 26173c62b8..874e02803d 100644 --- a/lib/compiler/test/core_SUITE.erl +++ b/lib/compiler/test/core_SUITE.erl @@ -21,7 +21,9 @@ -export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, init_per_group/2,end_per_group/2, init_per_testcase/2,end_per_testcase/2, - dehydrated_itracer/1,nested_tries/1]). + dehydrated_itracer/1,nested_tries/1, + make_effect_seq/1,eval_is_boolean/1, + unsafe_case/1,nomatch_shadow/1,reversed_annos/1]). -include_lib("test_server/include/test_server.hrl"). @@ -41,7 +43,8 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> test_lib:recompile(?MODULE), - [dehydrated_itracer, nested_tries]. + [dehydrated_itracer,nested_tries,make_effect_seq, + eval_is_boolean,unsafe_case,nomatch_shadow,reversed_annos]. groups() -> []. @@ -61,19 +64,18 @@ end_per_group(_GroupName, Config) -> ?comp(dehydrated_itracer). ?comp(nested_tries). +?comp(make_effect_seq). +?comp(eval_is_boolean). +?comp(unsafe_case). +?comp(nomatch_shadow). +?comp(reversed_annos). try_it(Mod, Conf) -> - ?line Src = filename:join(?config(data_dir, Conf), atom_to_list(Mod)), - ?line Out = ?config(priv_dir,Conf), - ?line io:format("Compiling: ~s\n", [Src]), - ?line CompRc0 = compile:file(Src, [from_core,{outdir,Out},report,time]), - ?line io:format("Result: ~p\n",[CompRc0]), - ?line {ok,Mod} = CompRc0, - - ?line {module,Mod} = code:load_abs(filename:join(Out, Mod)), - ?line ok = Mod:Mod(), - ok. - - - - + Src = filename:join(?config(data_dir, Conf), atom_to_list(Mod)), + compile_and_load(Src, []), + compile_and_load(Src, [no_copt]). + +compile_and_load(Src, Opts) -> + {ok,Mod,Bin} = compile:file(Src, [from_core,report,time,binary|Opts]), + {module,Mod} = code:load_binary(Mod, Mod, Bin), + ok = Mod:Mod(). diff --git a/lib/compiler/test/core_SUITE_data/eval_is_boolean.core b/lib/compiler/test/core_SUITE_data/eval_is_boolean.core new file mode 100644 index 0000000000..6a68b1414d --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/eval_is_boolean.core @@ -0,0 +1,22 @@ +module 'eval_is_boolean' ['eval_is_boolean'/0] + attributes [] +'eval_is_boolean'/0 = + %% Line 4 + fun () -> + case <> of + <> when 'true' -> + case call 'erlang':'is_boolean'(call 'erlang':'make_ref'()) of + <'false'> when 'true' -> + 'ok' + ( <_cor1> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor1}) + -| ['compiler_generated'] ) + end + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'eval_is_boolean',0}}] ) + -| ['compiler_generated'] ) + end +end diff --git a/lib/compiler/test/core_SUITE_data/make_effect_seq.core b/lib/compiler/test/core_SUITE_data/make_effect_seq.core new file mode 100644 index 0000000000..9941e63b76 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/make_effect_seq.core @@ -0,0 +1,51 @@ +module 'make_effect_seq' ['make_effect_seq'/0] + attributes [] +'make_effect_seq'/0 = + fun () -> + case <> of + <> when 'true' -> + let <_cor0> = + catch + apply 't'/1 + ('a') + in + case _cor0 of + <{'EXIT',{'badarg',_cor3}}> when 'true' -> + let <_cor4> = + apply 't'/1 + ({'a','b','c'}) + in + case _cor4 of + <'ok'> when 'true' -> + ( _cor4 + -| ['compiler_generated'] ) + ( <_cor2> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor2}) + -| ['compiler_generated'] ) + end + ( <_cor1> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor1}) + -| ['compiler_generated'] ) + end + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'make_effect_seq',0}}] ) + -| ['compiler_generated'] ) + end +'t'/1 = + fun (_cor0) -> + case _cor0 of + <T> when 'true' -> + do + {'ok',call 'erlang':'element'(2, T)} + 'ok' + ( <_cor2> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_cor2}) + -| [{'function_name',{'t',1}}] ) + -| ['compiler_generated'] ) + end +end diff --git a/lib/compiler/test/core_SUITE_data/nomatch_shadow.core b/lib/compiler/test/core_SUITE_data/nomatch_shadow.core new file mode 100644 index 0000000000..565d9dc0f3 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/nomatch_shadow.core @@ -0,0 +1,28 @@ +module 'nomatch_shadow' ['nomatch_shadow'/0] + attributes [] +'nomatch_shadow'/0 = + fun () -> + case <> of + <> when 'true' -> + apply 't'/1 + (42) + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'nomatch_shadow',0}}] ) + -| ['compiler_generated'] ) + end +'t'/1 = + fun (_cor0) -> + case _cor0 of + <42> when 'true' -> + 'ok' + <42> when 'true' -> + 'ok' + ( <_cor1> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_cor1}) + -| [{'function_name',{'t',1}}] ) + -| ['compiler_generated'] ) + end +end diff --git a/lib/compiler/test/core_SUITE_data/reversed_annos.core b/lib/compiler/test/core_SUITE_data/reversed_annos.core new file mode 100644 index 0000000000..95b3cd52d6 --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/reversed_annos.core @@ -0,0 +1,49 @@ +module 'reversed_annos' ['reversed_annos'/0] + attributes [] +'reversed_annos'/0 = + fun () -> + case <> of + <> when 'true' -> + case apply 't'/1 + (['a']) of + <'ok'> when 'true' -> + let <_cor2> = + apply 't'/1 + (['a'|['b']]) + in + case _cor2 of + <'ok'> when 'true' -> + ( _cor2 + -| ['compiler_generated'] ) + ( <_cor1> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor1}) + -| ['compiler_generated'] ) + end + ( <_cor0> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor0}) + -| ['compiler_generated'] ) + end + ( <> when 'true' -> + ( primop 'match_fail' + ({'function_clause'}) + -| [{'function_name',{'reversed_annos',0}}] ) + -| ['compiler_generated'] ) + end +'t'/1 = + fun (_cor0) -> + case _cor0 of + <[_cor2|_cor3]> when 'true' -> + 'ok' + %% Cover v3_kernel:get_line/1. + ( <['a']> when 'true' -> + 'error' + -| [{'file',"reversed_annos.erl"},11] ) + ( <_cor1> when 'true' -> + ( primop 'match_fail' + ({'function_clause',_cor1}) + -| [{'function_name',{'t',1}}] ) + -| ['compiler_generated'] ) + end +end diff --git a/lib/compiler/test/core_SUITE_data/unsafe_case.core b/lib/compiler/test/core_SUITE_data/unsafe_case.core new file mode 100644 index 0000000000..84cb2c310a --- /dev/null +++ b/lib/compiler/test/core_SUITE_data/unsafe_case.core @@ -0,0 +1,25 @@ +module 'unsafe_case' ['unsafe_case'/0] + attributes [] +'unsafe_case'/0 = + fun () -> + case apply 't'/1 + (42) of + <{'ok',42}> when 'true' -> + 'ok' + ( <_cor0> when 'true' -> + primop 'match_fail' + ({'badmatch',_cor0}) + -| ['compiler_generated'] ) + end +'t'/1 = + fun (_cor0) -> + case _cor0 of + <X> + when call 'erlang':'>' + (_cor0, + 0) -> + {'ok',X} + %% The default case is intentionally missing + %% to cover v3_kernel:build_match/2. + end +end diff --git a/lib/compiler/test/core_fold_SUITE.erl b/lib/compiler/test/core_fold_SUITE.erl index ac14d36e82..fb5ec88c9f 100644 --- a/lib/compiler/test/core_fold_SUITE.erl +++ b/lib/compiler/test/core_fold_SUITE.erl @@ -214,6 +214,7 @@ coverage(Config) when is_list(Config) -> (catch cover_will_match_list_type({a,b,c,d})), ?line a = cover_remove_non_vars_alias({a,b,c}), ?line error = cover_will_match_lit_list(), + {ok,[a]} = cover_is_safe_bool_expr(a), %% Make sure that we don't attempt to make literals %% out of pids. (Putting a pid into a #c_literal{} @@ -249,4 +250,17 @@ cover_will_match_lit_list() -> error end. +cover_is_safe_bool_expr(X) -> + %% Use a try...catch that looks like a try...catch in a guard. + try + %% let V = [X] in {ok,V} + %% is_safe_simple([X]) ==> true + %% is_safe_bool_expr([X]) ==> false + V = [X], + {ok,V} + catch + _:_ -> + false + end. + id(I) -> I. diff --git a/lib/compiler/test/inline_SUITE.erl b/lib/compiler/test/inline_SUITE.erl index 086fba2649..2e17d3fde6 100644 --- a/lib/compiler/test/inline_SUITE.erl +++ b/lib/compiler/test/inline_SUITE.erl @@ -33,7 +33,7 @@ suite() -> [{ct_hooks,[ts_install_cth]}]. all() -> test_lib:recompile(?MODULE), [attribute, bsdecode, bsdes, barnes2, decode1, smith, - itracer, pseudoknot, lists, really_inlined, otp_7223, + itracer, pseudoknot, comma_splitter, lists, really_inlined, otp_7223, coverage]. groups() -> @@ -78,6 +78,7 @@ attribute(Config) when is_list(Config) -> ?comp(smith). ?comp(itracer). ?comp(pseudoknot). +?comp(comma_splitter). try_inline(Mod, Config) -> ?line Src = filename:join(?config(data_dir, Config), atom_to_list(Mod)), diff --git a/lib/compiler/test/inline_SUITE_data/comma_splitter.erl b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl new file mode 100644 index 0000000000..eaa89e0edc --- /dev/null +++ b/lib/compiler/test/inline_SUITE_data/comma_splitter.erl @@ -0,0 +1,18 @@ +-module(comma_splitter). +-export([?MODULE/0]). + +?MODULE() -> + {<<"def">>,<<"cba">>} = split_at_comma(<<"abc, def">>, <<>>), + ok. + +strip_leading_ws(<<N, Rest/binary>>) when N =< $\s -> + strip_leading_ws(Rest); +strip_leading_ws(B) -> + B. + +split_at_comma(<<>>, Accu) -> + {<<>>, Accu}; +split_at_comma(<<$,, Rest/binary>>, Accu) -> + {strip_leading_ws(Rest), Accu}; +split_at_comma(<<C, Rest/binary>>, Accu) -> + split_at_comma(Rest, <<C, Accu/binary>>). diff --git a/lib/compiler/test/misc_SUITE.erl b/lib/compiler/test/misc_SUITE.erl index 9b414cade6..5e13a93c52 100644 --- a/lib/compiler/test/misc_SUITE.erl +++ b/lib/compiler/test/misc_SUITE.erl @@ -190,6 +190,15 @@ silly_coverage(Config) when is_list(Config) -> {label,2}|non_proper_list]}],99}, ?line expect_error(fun() -> beam_block:module(BlockInput, []) end), + %% beam_except + ExceptInput = {?MODULE,[{foo,0}],[], + [{function,foo,0,2, + [{label,1}, + {line,loc}, + {func_info,{atom,?MODULE},{atom,foo},0}, + {label,2}|non_proper_list]}],99}, + expect_error(fun() -> beam_except:module(ExceptInput, []) end), + %% beam_bool BoolInput = {?MODULE,[{foo,0}],[], [{function,foo,0,2, @@ -253,8 +262,15 @@ expect_error(Fun) -> io:format("~p", [Any]), ?t:fail(call_was_supposed_to_fail) catch - _:_ -> - io:format("~p\n", [erlang:get_stacktrace()]) + Class:Reason -> + Stk = erlang:get_stacktrace(), + io:format("~p:~p\n~p\n", [Class,Reason,Stk]), + case {Class,Reason} of + {error,undef} -> + ?t:fail(not_supposed_to_fail_with_undef); + {_,_} -> + ok + end end. confused_literals(Config) when is_list(Config) -> diff --git a/lib/compiler/test/parteval_SUITE.erl b/lib/compiler/test/parteval_SUITE.erl deleted file mode 100644 index 6b1ae38c1b..0000000000 --- a/lib/compiler/test/parteval_SUITE.erl +++ /dev/null @@ -1,66 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1998-2011. 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/. -%% -%% 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. -%% -%% %CopyrightEnd% -%% --module(parteval_SUITE). - --include_lib("test_server/include/test_server.hrl"). - --export([all/0, suite/0,groups/0,init_per_suite/1, end_per_suite/1, - init_per_group/2,end_per_group/2, pe2/1]). - -suite() -> [{ct_hooks,[ts_install_cth]}]. - -all() -> - [pe2]. - -groups() -> - []. - -init_per_suite(Config) -> - Config. - -end_per_suite(_Config) -> - ok. - -init_per_group(_GroupName, Config) -> - Config. - -end_per_group(_GroupName, Config) -> - Config. - - -%% (This is more general than needed, since we once compiled the same -%% source code with and without a certain option.) -compile_and_load(Srcname, Outdir, Module, Options) -> - ?line Objname = filename:join(Outdir, "t1") ++ code:objfile_extension(), - ?line {ok, Module} = - compile:file(Srcname, - [{d, 'M', Module}, {outdir, Outdir}] ++ Options), - ?line {ok, B} = file:read_file(Objname), - ?line {module, Module} = code:load_binary(Module, Objname, B), - B. - -pe2(Config) when is_list(Config) -> - ?line DataDir = ?config(data_dir, Config), - ?line PrivDir = ?config(priv_dir, Config), - ?line Srcname = filename:join(DataDir, "t1.erl"), - ?line compile_and_load(Srcname, PrivDir, t1, []), - - ?line {Correct, Actual} = t1:run(), - ?line Correct = Actual, - ok. diff --git a/lib/compiler/test/parteval_SUITE_data/t1.erl b/lib/compiler/test/parteval_SUITE_data/t1.erl deleted file mode 100644 index 5e4a40f103..0000000000 --- a/lib/compiler/test/parteval_SUITE_data/t1.erl +++ /dev/null @@ -1,140 +0,0 @@ -%% -%% %CopyrightBegin% -%% -%% Copyright Ericsson AB 1998-2009. 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/. -%% -%% 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. -%% -%% %CopyrightEnd% -%% --module(?M). - --compile(export_all). - -%%% The arity-0 functions are all called from the test suite. - -f2() -> - size({1,2}). - -i() -> - case [] of - [] -> - ok; - X -> - hopp - end. - -e() -> - case 4+5 of -% X when X>10 -> kvock; % not removed by BEAM opt. - {X,X} when list(X) -> - kvack; - 9 -> - ok; - _ -> - ko - end. - -f() -> - element(2,{a,b,c,d}), - erlang:element(2,{a,b,c,d}), - "hej" ++ "hopp". - -g(X) -> - if - float(3.4) -> - hej; - X == 5, 4==4 -> - japp; - 4 == 4, size({1,2}) == 1 -> - ok - end. - -g() -> - {g(3),g(5)}. - -bliff() -> - if - 3==4 -> - himm - end. - -fi() -> - case 4 of - X when 4==3 -> - {X}; - 4 -> - 4; - _ -> - ok - end. - -iff() when 3==2 -> - if - 3 == 4 -> - baff; - 3 == 3 -> - nipp - end. - -sleep(I) -> receive after I -> ok end. - -sleep() -> - sleep(45). - -s() -> - case 4 of - 3 -> - ok - end. - -error_reason(R) when atom(R) -> - R; -error_reason(R) when tuple(R) -> - error_reason(element(1, R)). - -plusplus() -> - ?MODULE ++ " -> mindre snygg felhantering". - -call_it(F) -> - case (catch apply(?MODULE, F, [])) of - {'EXIT', R0} -> - {'EXIT', error_reason(R0)}; - V -> - V - end. - -run() -> - L = [{f2, 2}, - {i, ok}, - {e, ok}, - {f, "hejhopp"}, - {g, {hej, hej}}, - {bliff, {'EXIT', if_clause}}, - {fi, 4}, - {iff, {'EXIT', function_clause}}, - {sleep, ok}, - {s, {'EXIT', case_clause}, - {plusplus, {'EXIT', badarg}}}], - Actual = [call_it(F) || {F, _} <- L], - Correct = [C || {_, C} <- L], - {Correct, Actual}. - - -%%% Don't call, only compile. -t(A) -> - receive - A when 1==2 -> - ok; - B -> - B - end. diff --git a/lib/compiler/test/pmod_SUITE.erl b/lib/compiler/test/pmod_SUITE.erl index 3d02adaf52..5dd09a7245 100644 --- a/lib/compiler/test/pmod_SUITE.erl +++ b/lib/compiler/test/pmod_SUITE.erl @@ -100,6 +100,7 @@ basic_1(Config, Opts) -> Fun = fun(Arg) -> Prop4:bar(Arg) end, ?line ok = Fun({s,0}), + [{y,[1,2]},{x,[5,19]}] = Prop4:collapse([{y,[2,1]},{x,[19,5]}]), ok. otp_8447(Config) when is_list(Config) -> diff --git a/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl b/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl index 0d46cffe00..19cce452dc 100644 --- a/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl +++ b/lib/compiler/test/pmod_SUITE_data/pmod_basic.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2004-2010. All Rights Reserved. +%% Copyright Ericsson AB 2004-2011. 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 @@ -21,6 +21,7 @@ -export([lookup/1,or_props/1,prepend/1,append/1,stupid_sum/0]). -export([bar/1,bar_bar/1]). -export([bc1/0, bc2/0]). +-export([collapse/1]). lookup(Key) -> proplists:lookup(Key, Props). @@ -77,3 +78,6 @@ bc1() -> bc2() -> << <<A:1>> || A <- [1,0,1,0] >>. + +collapse(L) -> + lists:keymap(fun lists:sort/1, 2, L). diff --git a/lib/compiler/test/test_lib.erl b/lib/compiler/test/test_lib.erl index 53d8c04169..2295592a38 100644 --- a/lib/compiler/test/test_lib.erl +++ b/lib/compiler/test/test_lib.erl @@ -77,7 +77,14 @@ get_data_dir(Config) -> %% Will fail the test case if there were any errors. p_run(Test, List) -> - N = erlang:system_info(schedulers) + 1, + N = case ?t:is_cover() of + false -> + erlang:system_info(schedulers); + true -> + %% Cover is running. Using more than one process + %% will probably only slow down compilation. + 1 + end, p_run_loop(Test, List, N, [], 0, 0). p_run_loop(_, [], _, [], Errors, Ws) -> diff --git a/lib/compiler/test/trycatch_SUITE.erl b/lib/compiler/test/trycatch_SUITE.erl index 760cf17225..09a23724fe 100644 --- a/lib/compiler/test/trycatch_SUITE.erl +++ b/lib/compiler/test/trycatch_SUITE.erl @@ -24,7 +24,7 @@ catch_oops/1,after_oops/1,eclectic/1,rethrow/1, nested_of/1,nested_catch/1,nested_after/1, nested_horrid/1,last_call_optimization/1,bool/1, - plain_catch_coverage/1,andalso_orelse/1]). + plain_catch_coverage/1,andalso_orelse/1,get_in_try/1]). -include_lib("test_server/include/test_server.hrl"). @@ -35,7 +35,7 @@ all() -> [basic, lean_throw, try_of, try_after, catch_oops, after_oops, eclectic, rethrow, nested_of, nested_catch, nested_after, nested_horrid, last_call_optimization, - bool, plain_catch_coverage, andalso_orelse]. + bool, plain_catch_coverage, andalso_orelse, get_in_try]. groups() -> []. @@ -928,3 +928,17 @@ andalso_orelse_2({Type,Keyval}) -> zero() -> 0.0. + +get_in_try(_) -> + undefined = get_valid_line([a], []), + ok. + +get_valid_line([_|T]=Path, Annotations) -> + try + get(Path) + %% beam_dead used to optimize away an assignment to {y,1} + %% because it didn't appear to be used. + catch + _:not_found -> + get_valid_line(T, Annotations) + end. diff --git a/lib/compiler/vsn.mk b/lib/compiler/vsn.mk index 04290c0a7f..416c2f08bb 100644 --- a/lib/compiler/vsn.mk +++ b/lib/compiler/vsn.mk @@ -1 +1 @@ -COMPILER_VSN = 4.7.5 +COMPILER_VSN = 4.8 |