diff options
Diffstat (limited to 'lib/stdlib')
-rw-r--r-- | lib/stdlib/doc/src/gen_statem.xml | 8 | ||||
-rw-r--r-- | lib/stdlib/doc/src/maps.xml | 34 | ||||
-rw-r--r-- | lib/stdlib/doc/src/notes.xml | 6 | ||||
-rw-r--r-- | lib/stdlib/doc/src/rand.xml | 61 | ||||
-rw-r--r-- | lib/stdlib/include/assert.hrl | 6 | ||||
-rw-r--r-- | lib/stdlib/src/erl_posix_msg.erl | 4 | ||||
-rw-r--r-- | lib/stdlib/src/maps.erl | 157 | ||||
-rw-r--r-- | lib/stdlib/src/rand.erl | 435 | ||||
-rw-r--r-- | lib/stdlib/src/uri_string.erl | 23 | ||||
-rw-r--r-- | lib/stdlib/test/epp_SUITE.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/test/erl_lint_SUITE.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/test/ets_SUITE.erl | 35 | ||||
-rw-r--r-- | lib/stdlib/test/lists_SUITE.erl | 2 | ||||
-rw-r--r-- | lib/stdlib/test/rand_SUITE.erl | 373 | ||||
-rw-r--r-- | lib/stdlib/test/rand_Xoroshiro928ss_dev.txt | 343 | ||||
-rw-r--r-- | lib/stdlib/test/stdlib.spec | 2 | ||||
-rw-r--r-- | lib/stdlib/test/stdlib_bench_SUITE.erl | 67 | ||||
-rw-r--r-- | lib/stdlib/test/uri_string_SUITE.erl | 10 |
18 files changed, 1222 insertions, 348 deletions
diff --git a/lib/stdlib/doc/src/gen_statem.xml b/lib/stdlib/doc/src/gen_statem.xml index a808d3af55..eb0f7d24f0 100644 --- a/lib/stdlib/doc/src/gen_statem.xml +++ b/lib/stdlib/doc/src/gen_statem.xml @@ -722,7 +722,7 @@ handle_event(_, _, State, Data) -> right before entering the initial state even though this formally is not a state change. In this case <c>OldState</c> will be the same as <c>State</c>, - which can not happen for a subsequent state change, + which cannot happen for a subsequent state change, but will happen when repeating the state enter call. </p> </desc> @@ -1256,7 +1256,7 @@ handle_event(_, _, State, Data) -> <desc> <p> <c><anno>State</anno></c> is the current state - and it can not be changed since the state callback + and it cannot be changed since the state callback was called with a <seealso marker="#type-state_enter"><em>state enter call</em></seealso>. </p> @@ -1922,7 +1922,7 @@ handle_event(_, _, State, Data) -> <p> If the function returns a failure <c>Reason</c>, the ongoing upgrade fails and rolls back to the old release. - Note that <c>Reason</c> can not be an <c>{ok,_,_}</c> tuple + Note that <c>Reason</c> cannot be an <c>{ok,_,_}</c> tuple since that will be regarded as a <c>{ok,NewState,NewData}</c> tuple, and that a tuple matching <c>{ok,_}</c> @@ -2208,7 +2208,7 @@ init(Args) -> erlang:error(not_implemented, [Args]).</pre> <seealso marker="erts:erlang#throw/1"><c>throw</c></seealso> to return the result, which can be useful. For example to bail out with <c>throw(keep_state_and_data)</c> - from deep within complex code that can not + from deep within complex code that cannot return <c>{next_state,State,Data}</c> because <c>State</c> or <c>Data</c> is no longer in scope. </p> diff --git a/lib/stdlib/doc/src/maps.xml b/lib/stdlib/doc/src/maps.xml index a225dea3b5..4c5199ca2b 100644 --- a/lib/stdlib/doc/src/maps.xml +++ b/lib/stdlib/doc/src/maps.xml @@ -35,9 +35,10 @@ <datatypes> <datatype> - <name name="iterator"/> + <name name="iterator" n_vars="2"/> <desc> - <p>An iterator representing the key value associations in a map.</p> + <p>An iterator representing the associations in a map with keys of type + <c><anno>Key</anno></c> and values of type <c><anno>Value</anno></c>.</p> <p>Created using <seealso marker="#iterator-1"><c>maps:iterator/1</c></seealso>.</p> <p>Consumed by <seealso marker="#next-1"><c>maps:next/1</c></seealso>, <seealso marker="#filter-2"><c>maps:filter/2</c></seealso>, @@ -45,6 +46,10 @@ <seealso marker="#map-2"><c>maps:map/2</c></seealso>.</p> </desc> </datatype> + + <datatype> + <name name="iterator" n_vars="0"/> + </datatype> </datatypes> <funcs> @@ -90,13 +95,13 @@ <name name="fold" arity="3"/> <fsummary></fsummary> <desc> - <p>Calls <c>F(K, V, AccIn)</c> for every <c><anno>K</anno></c> to value - <c><anno>V</anno></c> association in <c><anno>MapOrIter</anno></c> in - any order. Function <c>fun F/3</c> must return a new - accumulator, which is passed to the next successive call. - This function returns the final value of the accumulator. The initial - accumulator value <c><anno>Init</anno></c> is returned if the map is - empty.</p> + <p>Calls <c>F(Key, Value, AccIn)</c> for every <c><anno>Key</anno></c> + to value <c><anno>Value</anno></c> association in + <c><anno>MapOrIter</anno></c> in any order. Function <c>fun F/3</c> + must return a new accumulator, which is passed to the next successive + call. This function returns the final value of the accumulator. + The initial accumulator value <c><anno>Init</anno></c> is returned + if the map is empty.</p> <p>The call fails with a <c>{badmap,Map}</c> exception if <c><anno>MapOrIter</anno></c> is not a map or valid iterator, or with <c>badarg</c> if <c><anno>Fun</anno></c> is not a @@ -234,11 +239,12 @@ none</code> <fsummary></fsummary> <desc> <p>Produces a new map <c><anno>Map</anno></c> by calling function - <c>fun F(K, V1)</c> for every <c><anno>K</anno></c> to value - <c><anno>V1</anno></c> association in <c><anno>MapOrIter</anno></c> in - any order. Function <c>fun F/2</c> must return value - <c><anno>V2</anno></c> to be associated with key <c><anno>K</anno></c> - for the new map <c><anno>Map</anno></c>.</p> + <c>fun F(Key, Value1)</c> for every <c><anno>Key</anno></c> to value + <c><anno>Value1</anno></c> association in + <c><anno>MapOrIter</anno></c> in any order. Function <c>fun Fun/2</c> + must return value <c><anno>Value2</anno></c> to be associated with + key <c><anno>Key</anno></c> for the new map + <c><anno>Map</anno></c>.</p> <p>The call fails with a <c>{badmap,Map}</c> exception if <c><anno>MapOrIter</anno></c> is not a map or valid iterator, or with <c>badarg</c> if <c><anno>Fun</anno></c> is not a diff --git a/lib/stdlib/doc/src/notes.xml b/lib/stdlib/doc/src/notes.xml index 712a474b0b..8b6de03f5f 100644 --- a/lib/stdlib/doc/src/notes.xml +++ b/lib/stdlib/doc/src/notes.xml @@ -3659,7 +3659,7 @@ you use erlang:halt/2 with an integer first argument and an option list containing {flush,false} as the second argument. Note that now is flushing not dependant of the - exit code, and you can not only flush async threads + exit code, and you cannot only flush async threads operations which we deemed as a strange behaviour anyway. </p> <p>Also, erlang:halt/1,2 has gotten a new feature: If the @@ -4173,9 +4173,9 @@ Supervisors should not save child-specs for temporary processes when they terminate as they should not be restarted. Saving the temporary child spec will result in - that you can not start a new temporary process with the + that you cannot start a new temporary process with the same child spec as an already terminated temporary - process. Since R14B02 you can not restart a temporary + process. Since R14B02 you cannot restart a temporary temporary process as arguments are no longer saved, it has however always been semantically incorrect to restart a temporary process. Thanks to Filipe David Manana for diff --git a/lib/stdlib/doc/src/rand.xml b/lib/stdlib/doc/src/rand.xml index 21f680a0ee..25eec216ef 100644 --- a/lib/stdlib/doc/src/rand.xml +++ b/lib/stdlib/doc/src/rand.xml @@ -67,6 +67,26 @@ <p>Xorshift1024*, 64 bits precision and a period of 2^1024-1</p> <p>Jump function: equivalent to 2^512 calls</p> </item> + <tag><c>exro928ss</c></tag> + <item> + <p>Xoroshiro928**, 58 bits precision and a period of 2^928-1</p> + <p>Jump function: equivalent to 2^512 calls</p> + <p> + This is a 58 bit version of Xoroshiro1024**, + from the 2018 paper by David Blackman and Sebastiano Vigna: + <url href="http://vigna.di.unimi.it/ftp/papers/ScrambledLinear.pdf"> + Scrambled Linear Pseudorandom Number Generators + </url> + that on a 64 bit Erlang system executes only about 30% slower than + the default <c>exrop</c> algorithm but with much longer period + and better statistical properties, and on the flip side + a larger state. + </p> + <p> + Many thanks to Sebastiano Vigna for his help with + the 58 bit adaption. + </p> + </item> <tag><c>exsp</c></tag> <item> <p>Xorshift116+, 58 bits precision and period of 2^116-1</p> @@ -195,8 +215,8 @@ SND0 = math:sqrt(-2 * math:log(R5)) * math:cos(math:pi() * R6)</pre> </note> <p> - For all these generators the lowest bit(s) has got - a slightly less random behaviour than all other bits. + For all these generators except <c>exro928ss</c> the lowest bit(s) + has got a slightly less random behaviour than all other bits. 1 bit for <c>exrop</c> (and <c>exsp</c>), and 3 bits for <c>exs1024s</c>. See for example the explanation in the @@ -254,11 +274,32 @@ tests. We suggest to use a sign test to extract a random Boolean value.</pre> </desc> </datatype> <datatype> - <name name="exs64_state"/> - <desc><p>Algorithm specific internal state</p></desc> + <name name="seed"/> + <desc> + <p> + A seed value for the generator. + </p> + <p> + A list of integers sets the generator's internal state directly, + after algorithm-dependent checks of the value + and masking to the proper word size. + </p> + <p> + An integer is used as the initial state for a SplitMix64 generator. + The output values of that is then used for setting + the generator's internal state + after masking to the proper word size + and if needed avoiding zero values. + </p> + <p> + A traditional 3-tuple of integers seed is passed through + algorithm-dependent hashing functions to create + the generator's initial state. + </p> + </desc> </datatype> <datatype> - <name name="exsplus_state"/> + <name name="exrop_state"/> <desc><p>Algorithm specific internal state</p></desc> </datatype> <datatype> @@ -266,7 +307,15 @@ tests. We suggest to use a sign test to extract a random Boolean value.</pre> <desc><p>Algorithm specific internal state</p></desc> </datatype> <datatype> - <name name="exrop_state"/> + <name name="exro928_state"/> + <desc><p>Algorithm specific internal state</p></desc> + </datatype> + <datatype> + <name name="exsplus_state"/> + <desc><p>Algorithm specific internal state</p></desc> + </datatype> + <datatype> + <name name="exs64_state"/> <desc><p>Algorithm specific internal state</p></desc> </datatype> </datatypes> diff --git a/lib/stdlib/include/assert.hrl b/lib/stdlib/include/assert.hrl index 2ec89e7d8a..28d25c6589 100644 --- a/lib/stdlib/include/assert.hrl +++ b/lib/stdlib/include/assert.hrl @@ -140,7 +140,7 @@ -endif. %% This is mostly a convenience which gives more detailed reports. -%% Note: Guard is a guarded pattern, and can not be used for value. +%% Note: Guard is a guarded pattern, and cannot be used for value. -ifdef(NOASSERT). -define(assertMatch(Guard, Expr), ok). -define(assertMatch(Guard, Expr, Comment), ok). @@ -289,7 +289,7 @@ end). -endif. -%% Note: Class and Term are patterns, and can not be used for value. +%% Note: Class and Term are patterns, and cannot be used for value. %% Term can be a guarded pattern, but Class cannot. -ifdef(NOASSERT). -define(assertException(Class, Term, Expr), ok). @@ -364,7 +364,7 @@ ?assertException(throw, Term, Expr, Comment)). %% This is the inverse case of assertException, for convenience. -%% Note: Class and Term are patterns, and can not be used for value. +%% Note: Class and Term are patterns, and cannot be used for value. %% Both Class and Term can be guarded patterns. -ifdef(NOASSERT). -define(assertNotException(Class, Term, Expr), ok). diff --git a/lib/stdlib/src/erl_posix_msg.erl b/lib/stdlib/src/erl_posix_msg.erl index 8959fea498..b9ed4a3a9d 100644 --- a/lib/stdlib/src/erl_posix_msg.erl +++ b/lib/stdlib/src/erl_posix_msg.erl @@ -81,9 +81,9 @@ message_1(el2hlt) -> <<"level 2 halted">>; message_1(el2nsync) -> <<"level 2 not synchronized">>; message_1(el3hlt) -> <<"level 3 halted">>; message_1(el3rst) -> <<"level 3 reset">>; -message_1(elibacc) -> <<"can not access a needed shared library">>; +message_1(elibacc) -> <<"cannot access a needed shared library">>; message_1(elibbad) -> <<"accessing a corrupted shared library">>; -message_1(elibexec) -> <<"can not exec a shared library directly">>; +message_1(elibexec) -> <<"cannot exec a shared library directly">>; message_1(elibmax) -> <<"attempting to link in more shared libraries than system limit">>; message_1(elibscn) -> <<".lib section in a.out corrupted">>; diff --git a/lib/stdlib/src/maps.erl b/lib/stdlib/src/maps.erl index 60463feec2..51965ddb57 100644 --- a/lib/stdlib/src/maps.erl +++ b/lib/stdlib/src/maps.erl @@ -21,7 +21,7 @@ -module(maps). -export([get/3, filter/2,fold/3, - map/2, size/1, + map/2, size/1, new/0, update_with/3, update_with/4, without/2, with/2, iterator/1, next/1]). @@ -29,13 +29,15 @@ %% BIFs -export([get/2, find/2, from_list/1, is_key/2, keys/1, merge/2, - new/0, put/3, remove/2, take/2, + put/3, remove/2, take/2, to_list/1, update/3, values/1]). --opaque iterator() :: {term(), term(), iterator()} - | none | nonempty_improper_list(integer(),map()). +-opaque iterator(Key, Value) :: {Key, Value, iterator(Key, Value)} | none + | nonempty_improper_list(integer(), #{Key => Value}). --export_type([iterator/0]). +-type iterator() :: iterator(term(), term()). + +-export_type([iterator/2, iterator/0]). -dialyzer({no_improper_lists, iterator/1}). @@ -50,9 +52,7 @@ get(_,_) -> erlang:nif_error(undef). -spec find(Key,Map) -> {ok, Value} | error when - Key :: term(), - Map :: map(), - Value :: term(). + Map :: #{Key => Value, _ => _}. find(_,_) -> erlang:nif_error(undef). @@ -75,9 +75,8 @@ is_key(_,_) -> erlang:nif_error(undef). -spec keys(Map) -> Keys when - Map :: map(), - Keys :: [Key], - Key :: term(). + Map :: #{Key => _}, + Keys :: [Key]. keys(_) -> erlang:nif_error(undef). @@ -91,13 +90,6 @@ keys(_) -> erlang:nif_error(undef). merge(_,_) -> erlang:nif_error(undef). - --spec new() -> Map when - Map :: map(). - -new() -> erlang:nif_error(undef). - - %% Shadowed by erl_bif_types: maps:put/3 -spec put(Key,Value,Map1) -> Map2 when Key :: term(), @@ -116,17 +108,13 @@ put(_,_,_) -> erlang:nif_error(undef). remove(_,_) -> erlang:nif_error(undef). -spec take(Key,Map1) -> {Value,Map2} | error when - Key :: term(), - Map1 :: map(), - Value :: term(), - Map2 :: map(). + Map1 :: #{Key => Value, _ => _}, + Map2 :: #{_ => _}. take(_,_) -> erlang:nif_error(undef). -spec to_list(Map) -> [{Key,Value}] when - Map :: map(), - Key :: term(), - Value :: term(). + Map :: #{Key => Value}. to_list(Map) when is_map(Map) -> to_list_internal(erts_internal:map_next(0, Map, [])); @@ -140,79 +128,69 @@ to_list_internal(Acc) -> %% Shadowed by erl_bif_types: maps:update/3 -spec update(Key,Value,Map1) -> Map2 when - Key :: term(), - Value :: term(), - Map1 :: map(), - Map2 :: map(). + Map1 :: #{Key := _, _ => _}, + Map2 :: #{Key := Value, _ => _}. update(_,_,_) -> erlang:nif_error(undef). -spec values(Map) -> Values when - Map :: map(), - Values :: [Value], - Value :: term(). + Map :: #{_ => Value}, + Values :: [Value]. values(_) -> erlang:nif_error(undef). %% End of BIFs +-spec new() -> Map when + Map :: #{}. + +new() -> #{}. + -spec update_with(Key,Fun,Map1) -> Map2 when - Key :: term(), - Map1 :: map(), - Map2 :: map(), - Fun :: fun((Value1 :: term()) -> Value2 :: term()). + Map1 :: #{Key := Value1, _ => _}, + Map2 :: #{Key := Value2, _ => _}, + Fun :: fun((Value1) -> Value2). update_with(Key,Fun,Map) when is_function(Fun,1), is_map(Map) -> - try maps:get(Key,Map) of - Val -> maps:update(Key,Fun(Val),Map) - catch - error:{badkey,_} -> - erlang:error({badkey,Key},[Key,Fun,Map]) + case Map of + #{Key := Value} -> Map#{Key := Fun(Value)}; + #{} -> erlang:error({badkey,Key},[Key,Fun,Map]) end; update_with(Key,Fun,Map) -> erlang:error(error_type(Map),[Key,Fun,Map]). -spec update_with(Key,Fun,Init,Map1) -> Map2 when - Key :: term(), - Map1 :: Map1, - Map2 :: Map2, - Fun :: fun((Value1 :: term()) -> Value2 :: term()), - Init :: term(). + Map1 :: #{Key => Value1, _ => _}, + Map2 :: #{Key := Value2 | Init, _ => _}, + Fun :: fun((Value1) -> Value2). update_with(Key,Fun,Init,Map) when is_function(Fun,1), is_map(Map) -> - case maps:find(Key,Map) of - {ok,Val} -> maps:update(Key,Fun(Val),Map); - error -> maps:put(Key,Init,Map) + case Map of + #{Key := Value} -> Map#{Key := Fun(Value)}; + #{} -> Map#{Key => Init} end; update_with(Key,Fun,Init,Map) -> erlang:error(error_type(Map),[Key,Fun,Init,Map]). -spec get(Key, Map, Default) -> Value | Default when - Key :: term(), - Map :: map(), - Value :: term(), - Default :: term(). + Map :: #{Key => Value, _ => _}. get(Key,Map,Default) when is_map(Map) -> - case maps:find(Key, Map) of - {ok, Value} -> - Value; - error -> - Default + case Map of + #{Key := Value} -> Value; + #{} -> Default end; get(Key,Map,Default) -> erlang:error({badmap,Map},[Key,Map,Default]). --spec filter(Pred,MapOrIter) -> Map when +-spec filter(Pred, MapOrIter) -> Map when Pred :: fun((Key, Value) -> boolean()), - Key :: term(), - Value :: term(), - MapOrIter :: map() | iterator(), - Map :: map(). + MapOrIter :: #{Key => Value} | iterator(Key, Value), + Map :: #{Key => Value}. filter(Pred,Map) when is_function(Pred,2), is_map(Map) -> maps:from_list(filter_1(Pred, iterator(Map))); @@ -235,14 +213,11 @@ filter_1(Pred, Iter) -> end. -spec fold(Fun,Init,MapOrIter) -> Acc when - Fun :: fun((K, V, AccIn) -> AccOut), + Fun :: fun((Key, Value, AccIn) -> AccOut), Init :: term(), - Acc :: term(), - AccIn :: term(), - AccOut :: term(), - MapOrIter :: map() | iterator(), - K :: term(), - V :: term(). + Acc :: AccOut, + AccIn :: Init | AccOut, + MapOrIter :: #{Key => Value} | iterator(Key, Value). fold(Fun,Init,Map) when is_function(Fun,3), is_map(Map) -> fold_1(Fun,Init,iterator(Map)); @@ -260,12 +235,9 @@ fold_1(Fun, Acc, Iter) -> end. -spec map(Fun,MapOrIter) -> Map when - Fun :: fun((K, V1) -> V2), - MapOrIter :: map() | iterator(), - Map :: map(), - K :: term(), - V1 :: term(), - V2 :: term(). + Fun :: fun((Key, Value1) -> Value2), + MapOrIter :: #{Key => Value1} | iterator(Key, Value1), + Map :: #{Key => Value2}. map(Fun,Map) when is_function(Fun, 2), is_map(Map) -> maps:from_list(map_1(Fun, iterator(Map))); @@ -291,17 +263,15 @@ size(Val) -> erlang:error({badmap,Val},[Val]). -spec iterator(Map) -> Iterator when - Map :: map(), - Iterator :: iterator(). + Map :: #{Key => Value}, + Iterator :: iterator(Key, Value). iterator(M) when is_map(M) -> [0 | M]; iterator(M) -> erlang:error({badmap, M}, [M]). -spec next(Iterator) -> {Key, Value, NextIterator} | 'none' when - Iterator :: iterator(), - Key :: term(), - Value :: term(), - NextIterator :: iterator(). + Iterator :: iterator(Key, Value), + NextIterator :: iterator(Key, Value). next({K, V, I}) -> {K, V, I}; next([Path | Map]) when is_integer(Path), is_map(Map) -> @@ -318,29 +288,26 @@ next(Iter) -> K :: term(). without(Ks,M) when is_list(Ks), is_map(M) -> - lists:foldl(fun(K, M1) -> maps:remove(K, M1) end, M, Ks); + lists:foldl(fun maps:remove/2, M, Ks); without(Ks,M) -> erlang:error(error_type(M),[Ks,M]). -spec with(Ks, Map1) -> Map2 when Ks :: [K], - Map1 :: map(), - Map2 :: map(), - K :: term(). + Map1 :: #{K => V, _ => _}, + Map2 :: #{K => V}. with(Ks,Map1) when is_list(Ks), is_map(Map1) -> - Fun = fun(K, List) -> - case maps:find(K, Map1) of - {ok, V} -> - [{K, V} | List]; - error -> - List - end - end, - maps:from_list(lists:foldl(Fun, [], Ks)); + maps:from_list(with_1(Ks, Map1)); with(Ks,M) -> erlang:error(error_type(M),[Ks,M]). +with_1([K|Ks], Map) -> + case Map of + #{K := V} -> [{K,V}|with_1(Ks, Map)]; + #{} -> with_1(Ks, Map) + end; +with_1([], _Map) -> []. error_type(M) when is_map(M) -> badarg; error_type(V) -> {badmap, V}. diff --git a/lib/stdlib/src/rand.erl b/lib/stdlib/src/rand.erl index 362e98006e..9854c778a1 100644 --- a/lib/stdlib/src/rand.erl +++ b/lib/stdlib/src/rand.erl @@ -1,7 +1,7 @@ %% %% %CopyrightBegin% %% -%% Copyright Ericsson AB 2015-2017. All Rights Reserved. +%% Copyright Ericsson AB 2015-2018. 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. @@ -32,14 +32,20 @@ uniform/0, uniform/1, uniform_s/1, uniform_s/2, uniform_real/0, uniform_real_s/1, jump/0, jump/1, - normal/0, normal/2, normal_s/1, normal_s/3 + normal/0, normal/2, normal_s/1, normal_s/3 ]). +%% Test, dev and internal +-export([exro928_jump_2pow512/1, exro928_jump_2pow20/1, + exro928_seed/1, exro928_next/1, exro928_next_state/1, + format_jumpconst58/1, seed58/2]). + %% Debug -export([make_float/3, float2str/1, bc64/1]). -compile({inline, [exs64_next/1, exsplus_next/1, exs1024_next/1, exs1024_calc/2, + exro928_next_state/4, exrop_next/1, exrop_next_s/2, get_52/1, normal_kiwi/1]}). @@ -80,8 +86,8 @@ %% This depends on the algorithm handler function -type alg_state() :: - exs64_state() | exsplus_state() | exs1024_state() | - exrop_state() | term(). + exrop_state() | exs1024_state() | exro928_state() | exsplus_state() | + exs64_state() | term(). %% This is the algorithm handling definition within this module, %% and the type to use for plugins. @@ -124,14 +130,17 @@ %% Algorithm state -type state() :: {alg_handler(), alg_state()}. --type builtin_alg() :: exs64 | exsplus | exsp | exs1024 | exs1024s | exrop. +-type builtin_alg() :: + exrop | exs1024s | exro928ss | exsp | exs64 | exsplus | exs1024. -type alg() :: builtin_alg() | atom(). -type export_state() :: {alg(), alg_state()}. +-type seed() :: [integer()] | integer() | {integer(), integer(), integer()}. -export_type( [builtin_alg/0, alg/0, alg_handler/0, alg_state/0, - state/0, export_state/0]). + state/0, export_state/0, seed/0]). -export_type( - [exs64_state/0, exsplus_state/0, exs1024_state/0, exrop_state/0]). + [exrop_state/0, exs1024_state/0, exro928_state/0, exsplus_state/0, + exs64_state/0]). %% ===================================================================== %% Range macro and helper @@ -229,12 +238,12 @@ export_seed() -> end. -spec export_seed_s(State :: state()) -> export_state(). -export_seed_s({#{type:=Alg}, Seed}) -> {Alg, Seed}. +export_seed_s({#{type:=Alg}, AlgState}) -> {Alg, AlgState}. %% seed(Alg) seeds RNG with runtime dependent values %% and return the NEW state -%% seed({Alg,Seed}) setup RNG with a previously exported seed +%% seed({Alg,AlgState}) setup RNG with a previously exported seed %% and return the NEW state -spec seed( @@ -246,11 +255,11 @@ seed(Alg) -> -spec seed_s( AlgOrStateOrExpState :: builtin_alg() | state() | export_state()) -> state(). -seed_s({AlgHandler, _Seed} = State) when is_map(AlgHandler) -> +seed_s({AlgHandler, _AlgState} = State) when is_map(AlgHandler) -> State; -seed_s({Alg0, Seed}) -> - {Alg,_SeedFun} = mk_alg(Alg0), - {Alg, Seed}; +seed_s({Alg, AlgState}) when is_atom(Alg) -> + {AlgHandler,_SeedFun} = mk_alg(Alg), + {AlgHandler,AlgState}; seed_s(Alg) -> seed_s(Alg, {erlang:phash2([{node(),self()}]), erlang:system_time(), @@ -259,19 +268,15 @@ seed_s(Alg) -> %% seed/2: seeds RNG with the algorithm and given values %% and returns the NEW state. --spec seed( - Alg :: builtin_alg(), Seed :: {integer(), integer(), integer()}) -> - state(). -seed(Alg0, S0) -> - seed_put(seed_s(Alg0, S0)). +-spec seed(Alg :: builtin_alg(), Seed :: seed()) -> state(). +seed(Alg, Seed) -> + seed_put(seed_s(Alg, Seed)). --spec seed_s( - Alg :: builtin_alg(), Seed :: {integer(), integer(), integer()}) -> - state(). -seed_s(Alg0, S0 = {_, _, _}) -> - {Alg, Seed} = mk_alg(Alg0), - AS = Seed(S0), - {Alg, AS}. +-spec seed_s(Alg :: builtin_alg(), Seed :: seed()) -> state(). +seed_s(Alg, Seed) -> + {AlgHandler,SeedFun} = mk_alg(Alg), + AlgState = SeedFun(Seed), + {AlgHandler,AlgState}. %%% uniform/0, uniform/1, uniform_s/1, uniform_s/2 are all %%% uniformly distributed random numbers. @@ -281,8 +286,8 @@ seed_s(Alg0, S0 = {_, _, _}) -> -spec uniform() -> X :: float(). uniform() -> - {X, Seed} = uniform_s(seed_get()), - _ = seed_put(Seed), + {X, State} = uniform_s(seed_get()), + _ = seed_put(State), X. %% uniform/1: given an integer N >= 1, @@ -291,8 +296,8 @@ uniform() -> -spec uniform(N :: pos_integer()) -> X :: pos_integer(). uniform(N) -> - {X, Seed} = uniform_s(N, seed_get()), - _ = seed_put(Seed), + {X, State} = uniform_s(N, seed_get()), + _ = seed_put(State), X. %% uniform_s/1: given a state, uniform_s/1 @@ -486,7 +491,7 @@ uniform_real_s(Alg, Next, M0, BitNo, R1, V1, Bits) -> {M1 * math:pow(2.0, BitNo - 56), {Alg, R1}}; BitNo =:= -1008 -> %% Endgame - %% For the last round we can not have 14 zeros or more + %% For the last round we cannot have 14 zeros or more %% at the top of M1 because then we will underflow, %% so we need at least 43 bits if @@ -625,7 +630,13 @@ mk_alg(exrop) -> {#{type=>exrop, bits=>58, weak_low_bits=>1, next=>fun exrop_next/1, uniform=>fun exrop_uniform/1, uniform_n=>fun exrop_uniform/2, jump=>fun exrop_jump/1}, - fun exrop_seed/1}. + fun exrop_seed/1}; +mk_alg(exro928ss) -> + {#{type=>exro928ss, bits=>58, next=>fun exro928ss_next/1, + uniform=>fun exro928ss_uniform/1, + uniform_n=>fun exro928ss_uniform/2, + jump=>fun exro928_jump/1}, + fun exro928_seed/1}. %% ===================================================================== %% exs64 PRNG: Xorshift64* @@ -635,6 +646,14 @@ mk_alg(exrop) -> -opaque exs64_state() :: uint64(). +exs64_seed(L) when is_list(L) -> + [R] = seed64_nz(1, L), + R; +exs64_seed(A) when is_integer(A) -> + [R] = seed64(1, ?MASK(64, A)), + R; +%% +%% Traditional integer triplet seed exs64_seed({A1, A2, A3}) -> {V1, _} = exs64_next((?MASK(32, A1) * 4294967197 + 1)), {V2, _} = exs64_next((?MASK(32, A2) * 4294967231 + 1)), @@ -661,6 +680,14 @@ exs64_next(R) -> -dialyzer({no_improper_lists, exsplus_seed/1}). +exsplus_seed(L) when is_list(L) -> + [S0,S1] = seed58_nz(2, L), + [S0|S1]; +exsplus_seed(X) when is_integer(X) -> + [S0,S1] = seed58(2, ?MASK(64, X)), + [S0|S1]; +%% +%% Traditional integer triplet seed exsplus_seed({A1, A2, A3}) -> {_, R1} = exsplus_next( [?MASK(58, (A1 * 4294967197) + 1)| @@ -708,7 +735,8 @@ exsp_uniform(Range, {Alg, R}) -> -define(JUMPELEMLEN, 58). -dialyzer({no_improper_lists, exsplus_jump/1}). --spec exsplus_jump(state()) -> state(). +-spec exsplus_jump({alg_handler(), exsplus_state()}) -> + {alg_handler(), exsplus_state()}. exsplus_jump({Alg, S}) -> {S1, AS1} = exsplus_jump(S, [0|0], ?JUMPCONST1, ?JUMPELEMLEN), {_, AS2} = exsplus_jump(S1, AS1, ?JUMPCONST2, ?JUMPELEMLEN), @@ -735,6 +763,12 @@ exsplus_jump(S, [AS0|AS1], J, N) -> -opaque exs1024_state() :: {list(uint64()), list(uint64())}. +exs1024_seed(L) when is_list(L) -> + {seed64_nz(16, L), []}; +exs1024_seed(X) when is_integer(X) -> + {seed64(16, ?MASK(64, X)), []}; +%% +%% Seed from traditional triple, remain backwards compatible exs1024_seed({A1, A2, A3}) -> B1 = ?MASK(21, (?MASK(21, A1) + 1) * 2097131), B2 = ?MASK(21, (?MASK(21, A2) + 1) * 2097133), @@ -806,8 +840,8 @@ exs1024_next({[H], RL}) -> -define(JUMPTOTALLEN, 1024). -define(RINGLEN, 16). --spec exs1024_jump(state()) -> state(). - +-spec exs1024_jump({alg_handler(), exs1024_state()}) -> + {alg_handler(), exs1024_state()}. exs1024_jump({Alg, {L, RL}}) -> P = length(RL), AS = exs1024_jump({L, RL}, @@ -832,6 +866,194 @@ exs1024_jump({L, RL}, AS, JL, J, N, TN) -> end. %% ===================================================================== +%% exro928ss PRNG: Xoroshiro928** +%% +%% Reference URL: http://vigna.di.unimi.it/ftp/papers/ScrambledLinear.pdf +%% i.e the Xoroshiro1024 generator with ** scrambler +%% with {S, R, T} = {5, 7, 9} as recommended in the paper. +%% +%% {A, B, C} were tried out and selected as {44, 9, 45} +%% and the jump coefficients calculated. +%% +%% Standard jump function pseudocode: +%% +%% Jump constant j = 0xb10773cb...44085302f77130ca +%% Generator state: s +%% New generator state: t = 0 +%% foreach bit in j, low to high: +%% if the bit is one: +%% t ^= s +%% next s +%% s = t +%% +%% Generator used for reference value calculation: +%% +%% #include <stdint.h> +%% #include <stdio.h> +%% +%% int p = 0; +%% uint64_t s[16]; +%% +%% #define MASK(x) ((x) & ((UINT64_C(1) << 58) - 1)) +%% static __inline uint64_t rotl(uint64_t x, int n) { +%% return MASK(x << n) | (x >> (58 - n)); +%% } +%% +%% uint64_t next() { +%% const int q = p; +%% const uint64_t s0 = s[p = (p + 1) & 15]; +%% uint64_t s15 = s[q]; +%% +%% const uint64_t result_starstar = MASK(rotl(MASK(s0 * 5), 7) * 9); +%% +%% s15 ^= s0; +%% s[q] = rotl(s0, 44) ^ s15 ^ MASK(s15 << 9); +%% s[p] = rotl(s15, 45); +%% +%% return result_starstar; +%% } +%% +%% static const uint64_t jump_2pow512[15] = +%% { 0x44085302f77130ca, 0xba05381fdfd14902, 0x10a1de1d7d6813d2, +%% 0xb83fe51a1eb3be19, 0xa81b0090567fd9f0, 0x5ac26d5d20f9b49f, +%% 0x4ddd98ee4be41e01, 0x0657e19f00d4b358, 0xf02f778573cf0f0a, +%% 0xb45a3a8a3cef3cc0, 0x6e62a33cc2323831, 0xbcb3b7c4cc049c53, +%% 0x83f240c6007e76ce, 0xe19f5fc1a1504acd, 0x00000000b10773cb }; +%% +%% static const uint64_t jump_2pow20[15] = +%% { 0xbdb966a3daf905e6, 0x644807a56270cf78, 0xda90f4a806c17e9e, +%% 0x4a426866bfad3c77, 0xaf699c306d8e7566, 0x8ebc73c700b8b091, +%% 0xc081a7bf148531fb, 0xdc4d3af15f8a4dfd, 0x90627c014098f4b6, +%% 0x06df2eb1feaf0fb6, 0x5bdeb1a5a90f2e6b, 0xa480c5878c3549bd, +%% 0xff45ef33c82f3d48, 0xa30bebc15fefcc78, 0x00000000cb3d181c }; +%% +%% void jump(const uint64_t *jump) { +%% uint64_t j, t[16] = {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0}; +%% int m, n, k; +%% for (m = 0; m < 15; m++, jump++) { +%% for (n = 0, j = *jump; n < 64; n++, j >>= 1) { +%% if ((j & 1) != 0) { +%% for (k = 0; k < 16; k++) { +%% t[k] ^= s[(p + k) & 15]; +%% } +%% } +%% next(); +%% } +%% } +%% for (k = 0; k < 16; k++) { +%% s[(p + k) & 15] = t[k]; +%% } +%% } +%% +%% ===================================================================== + +-opaque exro928_state() :: {list(uint58()), list(uint58())}. + +-spec exro928_seed( + list(uint58()) | integer() | {integer(), integer(), integer()}) -> + exro928_state(). +exro928_seed(L) when is_list(L) -> + {seed58_nz(16, L), []}; +exro928_seed(X) when is_integer(X) -> + {seed58(16, ?MASK(64, X)), []}; +%% +%% Seed from traditional integer triple - mix into splitmix +exro928_seed({A1, A2, A3}) -> + {S0, X0} = seed58(?MASK(64, A1)), + {S1, X1} = seed58(?MASK(64, A2) bxor X0), + {S2, X2} = seed58(?MASK(64, A3) bxor X1), + {[S0,S1,S2|seed58(13, X2)], []}. + + +%% Update the state and calculate output word +-spec exro928ss_next(exro928_state()) -> {uint58(), exro928_state()}. +exro928ss_next({[S15,S0|Ss], Rs}) -> + SR = exro928_next_state(Ss, Rs, S15, S0), + %% + %% {S, R, T} = {5, 7, 9} + %% const uint64_t result_starstar = rotl(s0 * S, R) * T; + %% + %% The multiply by add shifted trick avoids creating bignums + %% which improves performance significantly + %% + V0 = ?MASK(58, S0 + ?BSL(58, S0, 2)), % V0 = S0 * 5 + V1 = ?ROTL(58, V0, 7), + V = ?MASK(58, V1 + ?BSL(58, V1, 3)), % V = V1 * 9 + {V, SR}; +exro928ss_next({[S15], Rs}) -> + exro928ss_next({[S15|lists:reverse(Rs)], []}). + +-spec exro928_next(exro928_state()) -> {{uint58(),uint58()}, exro928_state()}. +exro928_next({[S15,S0|Ss], Rs}) -> + SR = exro928_next_state(Ss, Rs, S15, S0), + {{S15,S0}, SR}; +exro928_next({[S15], Rs}) -> + exro928_next({[S15|lists:reverse(Rs)], []}). + +%% Just update the state +-spec exro928_next_state(exro928_state()) -> exro928_state(). +exro928_next_state({[S15,S0|Ss], Rs}) -> + exro928_next_state(Ss, Rs, S15, S0); +exro928_next_state({[S15], Rs}) -> + [S0|Ss] = lists:reverse(Rs), + exro928_next_state(Ss, [], S15, S0). + +exro928_next_state(Ss, Rs, S15, S0) -> + %% {A, B, C} = {44, 9, 45}, + %% s15 ^= s0; + %% NewS15: s[q] = rotl(s0, A) ^ s15 ^ (s15 << B); + %% NewS0: s[p] = rotl(s15, C); + %% + Q = S15 bxor S0, + NewS15 = ?ROTL(58, S0, 44) bxor Q bxor ?BSL(58, Q, 9), + NewS0 = ?ROTL(58, Q, 45), + {[NewS0|Ss], [NewS15|Rs]}. + + +exro928ss_uniform({Alg, SR}) -> + {V, NewSR} = exro928ss_next(SR), + {(V bsr (58-53)) * ?TWO_POW_MINUS53, {Alg, NewSR}}. + +exro928ss_uniform(Range, {Alg, SR}) -> + {V, NewSR} = exro928ss_next(SR), + MaxMinusRange = ?BIT(58) - Range, + ?uniform_range(Range, Alg, NewSR, V, MaxMinusRange, I). + + +-spec exro928_jump({alg_handler(), exro928_state()}) -> + {alg_handler(), exro928_state()}. +exro928_jump({Alg, SR}) -> + {Alg,exro928_jump_2pow512(SR)}. + +-spec exro928_jump_2pow512(exro928_state()) -> exro928_state(). +exro928_jump_2pow512(SR) -> + polyjump( + SR, fun exro928_next_state/1, + %% 2^512 + [16#4085302F77130CA, 16#54E07F7F4524091, + 16#5E1D7D6813D2BA0, 16#4687ACEF8644287, + 16#4567FD9F0B83FE5, 16#43E6D27EA06C024, + 16#641E015AC26D5D2, 16#6CD61377663B92F, + 16#70A0657E19F00D4, 16#43C0BDDE15CF3C3, + 16#745A3A8A3CEF3CC, 16#58A8CF308C8E0C6, + 16#7B7C4CC049C536E, 16#431801F9DB3AF2C, + 16#41A1504ACD83F24, 16#6C41DCF2F867D7F]). + +-spec exro928_jump_2pow20(exro928_state()) -> exro928_state(). +exro928_jump_2pow20(SR) -> + polyjump( + SR, fun exro928_next_state/1, + %% 2^20 + [16#5B966A3DAF905E6, 16#601E9589C33DE2F, + 16#74A806C17E9E644, 16#59AFEB4F1DF6A43, + 16#46D8E75664A4268, 16#42E2C246BDA670C, + 16#4531FB8EBC73C70, 16#537F702069EFC52, + 16#4B6DC4D3AF15F8A, 16#5A4189F0050263D, + 16#46DF2EB1FEAF0FB, 16#77AC696A43CB9AC, + 16#4C5878C3549BD5B, 16#7CCF20BCF522920, + 16#415FEFCC78FF45E, 16#72CF460728C2FAF]). + +%% ===================================================================== %% exrop PRNG: Xoroshiro116+ %% %% Reference URL: http://xorshift.di.unimi.it/ @@ -899,6 +1121,15 @@ exs1024_jump({L, RL}, AS, JL, J, N, TN) -> -opaque exrop_state() :: nonempty_improper_list(uint58(), uint58()). -dialyzer({no_improper_lists, exrop_seed/1}). + +exrop_seed(L) when is_list(L) -> + [S0,S1] = seed58_nz(2, L), + [S0|S1]; +exrop_seed(X) when is_integer(X) -> + [S0,S1] = seed58(2, ?MASK(64, X)), + [S0|S1]; +%% +%% Traditional integer triplet seed exrop_seed({A1, A2, A3}) -> [_|S1] = exrop_next_s( @@ -962,6 +1193,142 @@ exrop_jump([S__0|S__1] = _S, S0, S1, J, Js) -> end. %% ===================================================================== +%% Mask and fill state list, ensure not all zeros +%% ===================================================================== + +seed58_nz(N, Ss) -> + seed_nz(N, Ss, 58, false). + +seed64_nz(N, Ss) -> + seed_nz(N, Ss, 64, false). + +seed_nz(_N, [], _M, false) -> + erlang:error(zero_seed); +seed_nz(0, [_|_], _M, _NZ) -> + erlang:error(too_many_seed_integers); +seed_nz(0, [], _M, _NZ) -> + []; +seed_nz(N, [], M, true) -> + [0|seed_nz(N - 1, [], M, true)]; +seed_nz(N, [S|Ss], M, NZ) -> + if + is_integer(S) -> + R = ?MASK(M, S), + [R|seed_nz(N - 1, Ss, M, NZ orelse R =/= 0)]; + true -> + erlang:error(non_integer_seed) + end. + +%% ===================================================================== +%% Splitmix seeders, lowest bits of SplitMix64, zeros skipped +%% ===================================================================== + +-spec seed58(non_neg_integer(), uint64()) -> list(uint58()). +seed58(0, _X) -> + []; +seed58(N, X) -> + {Z,NewX} = seed58(X), + [Z|seed58(N - 1, NewX)]. +%% +seed58(X_0) -> + {Z0,X} = splitmix64_next(X_0), + case ?MASK(58, Z0) of + 0 -> + seed58(X); + Z -> + {Z,X} + end. + +-spec seed64(non_neg_integer(), uint64()) -> list(uint64()). +seed64(0, _X) -> + []; +seed64(N, X) -> + {Z,NewX} = seed64(X), + [Z|seed64(N - 1, NewX)]. +%% +seed64(X_0) -> + {Z,X} = ZX = splitmix64_next(X_0), + if + Z =:= 0 -> + seed64(X); + true -> + ZX + end. + +%% The SplitMix64 generator: +%% +%% uint64_t splitmix64_next() { +%% uint64_t z = (x += 0x9e3779b97f4a7c15); +%% z = (z ^ (z >> 30)) * 0xbf58476d1ce4e5b9; +%% z = (z ^ (z >> 27)) * 0x94d049bb133111eb; +%% return z ^ (z >> 31); +%% } +%% +splitmix64_next(X_0) -> + X = ?MASK(64, X_0 + 16#9e3779b97f4a7c15), + Z_0 = ?MASK(64, (X bxor (X bsr 30)) * 16#bf58476d1ce4e5b9), + Z_1 = ?MASK(64, (Z_0 bxor (Z_0 bsr 27)) * 16#94d049bb133111eb), + {?MASK(64, Z_1 bxor (Z_1 bsr 31)),X}. + +%% ===================================================================== +%% Polynomial jump with a jump constant word list, +%% high bit in each word marking top of word, +%% SR is a {Forward, Reverse} queue tuple with Forward never empty +%% ===================================================================== + +polyjump({Ss, Rs} = SR, NextState, JumpConst) -> + %% Create new state accumulator T + Ts = lists:duplicate(length(Ss) + length(Rs), 0), + polyjump(SR, NextState, JumpConst, Ts). +%% +%% Foreach jump word +polyjump(_SR, _NextState, [], Ts) -> + %% Return new calculated state + {Ts, []}; +polyjump(SR, NextState, [J|Js], Ts) -> + polyjump(SR, NextState, Js, Ts, J). +%% +%% Foreach bit in jump word until top bit +polyjump(SR, NextState, Js, Ts, 1) -> + polyjump(SR, NextState, Js, Ts); +polyjump({Ss, Rs} = SR, NextState, Js, Ts, J) when J =/= 0 -> + NewSR = NextState(SR), + NewJ = J bsr 1, + case ?MASK(1, J) of + 0 -> + polyjump(NewSR, NextState, Js, Ts, NewJ); + 1 -> + %% Xor this state onto T + polyjump(NewSR, NextState, Js, xorzip_sr(Ts, Ss, Rs), NewJ) + end. + +xorzip_sr([], [], undefined) -> + []; +xorzip_sr(Ts, [], Rs) -> + xorzip_sr(Ts, lists:reverse(Rs), undefined); +xorzip_sr([T|Ts], [S|Ss], Rs) -> + [T bxor S|xorzip_sr(Ts, Ss, Rs)]. + +%% ===================================================================== + +format_jumpconst58(String) -> + ReOpts = [{newline,any},{capture,all_but_first,binary},global], + {match,Matches} = re:run(String, "0x([a-zA-Z0-9]+)", ReOpts), + format_jumcons58_matches(lists:reverse(Matches), 0). + +format_jumcons58_matches([], J) -> + format_jumpconst58_value(J); +format_jumcons58_matches([[Bin]|Matches], J) -> + NewJ = (J bsl 64) bor binary_to_integer(Bin, 16), + format_jumcons58_matches(Matches, NewJ). + +format_jumpconst58_value(0) -> + ok; +format_jumpconst58_value(J) -> + io:format("16#~s,~n", [integer_to_list(?MASK(58, J) bor ?BIT(58), 16)]), + format_jumpconst58_value(J bsr 58). + +%% ===================================================================== %% Ziggurat cont %% ===================================================================== -define(NOR_R, 3.6541528853610087963519472518). diff --git a/lib/stdlib/src/uri_string.erl b/lib/stdlib/src/uri_string.erl index f07307c039..d33dc89af8 100644 --- a/lib/stdlib/src/uri_string.erl +++ b/lib/stdlib/src/uri_string.erl @@ -415,7 +415,7 @@ transcode(URIString, Options) when is_list(URIString) -> %% (application/x-www-form-urlencoded encoding algorithm) %%------------------------------------------------------------------------- -spec compose_query(QueryList) -> QueryString when - QueryList :: [{unicode:chardata(), unicode:chardata()}], + QueryList :: [{unicode:chardata(), unicode:chardata() | true}], QueryString :: uri_string() | error(). compose_query(List) -> @@ -423,7 +423,7 @@ compose_query(List) -> -spec compose_query(QueryList, Options) -> QueryString when - QueryList :: [{unicode:chardata(), unicode:chardata()}], + QueryList :: [{unicode:chardata(), unicode:chardata() | true}], Options :: [{encoding, atom()}], QueryString :: uri_string() | error(). @@ -435,6 +435,11 @@ compose_query(List, Options) -> throw:{error, Atom, RestData} -> {error, Atom, RestData} end. %% +compose_query([{Key,true}|Rest], Options, IsList, Acc) -> + Separator = get_separator(Rest), + K = form_urlencode(Key, Options), + IsListNew = IsList orelse is_list(Key), + compose_query(Rest, Options, IsListNew, <<Acc/binary,K/binary,Separator/binary>>); compose_query([{Key,Value}|Rest], Options, IsList, Acc) -> Separator = get_separator(Rest), K = form_urlencode(Key, Options), @@ -454,7 +459,7 @@ compose_query([], _Options, IsList, Acc) -> %%------------------------------------------------------------------------- -spec dissect_query(QueryString) -> QueryList when QueryString :: uri_string(), - QueryList :: [{unicode:chardata(), unicode:chardata()}] + QueryList :: [{unicode:chardata(), unicode:chardata() | true}] | error(). dissect_query(<<>>) -> []; @@ -1889,13 +1894,12 @@ dissect_query_key(<<$=,T/binary>>, IsList, Acc, Key, Value) -> dissect_query_value(T, IsList, Acc, Key, Value); dissect_query_key(<<"&#",T/binary>>, IsList, Acc, Key, Value) -> dissect_query_key(T, IsList, Acc, <<Key/binary,"&#">>, Value); -dissect_query_key(<<$&,_T/binary>>, _IsList, _Acc, _Key, _Value) -> - throw({error, missing_value, "&"}); +dissect_query_key(T = <<$&,_/binary>>, IsList, Acc, Key, <<>>) -> + dissect_query_value(T, IsList, Acc, Key, true); dissect_query_key(<<H,T/binary>>, IsList, Acc, Key, Value) -> dissect_query_key(T, IsList, Acc, <<Key/binary,H>>, Value); -dissect_query_key(B, _, _, _, _) -> - throw({error, missing_value, B}). - +dissect_query_key(T = <<>>, IsList, Acc, Key, <<>>) -> + dissect_query_value(T, IsList, Acc, Key, true). dissect_query_value(<<$&,T/binary>>, IsList, Acc, Key, Value) -> K = form_urldecode(IsList, Key), @@ -1908,9 +1912,10 @@ dissect_query_value(<<>>, IsList, Acc, Key, Value) -> V = form_urldecode(IsList, Value), lists:reverse([{K,V}|Acc]). - %% HTML 5.2 - 4.10.21.6 URL-encoded form data - WHATWG URL (10 Jan 2018) - UTF-8 %% HTML 5.0 - 4.10.22.6 URL-encoded form data - decoding (non UTF-8) +form_urldecode(_, true) -> + true; form_urldecode(true, B) -> Result = base10_decode(form_urldecode(B, <<>>)), convert_to_list(Result, utf8); diff --git a/lib/stdlib/test/epp_SUITE.erl b/lib/stdlib/test/epp_SUITE.erl index a3e294ffea..10e1b75e0f 100644 --- a/lib/stdlib/test/epp_SUITE.erl +++ b/lib/stdlib/test/epp_SUITE.erl @@ -1372,7 +1372,7 @@ otp_8562(Config) when is_list(Config) -> otp_8911(Config) when is_list(Config) -> case test_server:is_cover() of true -> - {skip, "Testing cover, so can not run when cover is already running"}; + {skip, "Testing cover, so cannot run when cover is already running"}; false -> do_otp_8911(Config) end. diff --git a/lib/stdlib/test/erl_lint_SUITE.erl b/lib/stdlib/test/erl_lint_SUITE.erl index f9ab83a120..c1613a7273 100644 --- a/lib/stdlib/test/erl_lint_SUITE.erl +++ b/lib/stdlib/test/erl_lint_SUITE.erl @@ -2730,7 +2730,7 @@ bif_clash(Config) when is_list(Config) -> [], {errors,[{2,erl_lint,{call_to_redefined_old_bif,{size,1}}}],[]}}, - %% Verify that warnings can not be turned off in the old way. + %% Verify that warnings cannot be turned off in the old way. {clash2, <<"-export([t/1,size/1]). t(X) -> diff --git a/lib/stdlib/test/ets_SUITE.erl b/lib/stdlib/test/ets_SUITE.erl index d8912e548c..29677ac67e 100644 --- a/lib/stdlib/test/ets_SUITE.erl +++ b/lib/stdlib/test/ets_SUITE.erl @@ -6153,40 +6153,11 @@ etsmem() -> ets:info(T,memory),ets:info(T,type)} end, ets:all()), - EtsAllocInfo = erlang:system_info({allocator,ets_alloc}), + EtsAllocSize = erts_debug:alloc_blocks_size(ets_alloc), ErlangMemoryEts = try erlang:memory(ets) catch error:notsup -> notsup end, - Mem = - {ErlangMemoryEts, - case EtsAllocInfo of - false -> undefined; - MemInfo -> - CS = lists:foldl( - fun ({instance, _, L}, Acc) -> - {value,{mbcs,MBCS}} = lists:keysearch(mbcs, 1, L), - {value,{sbcs,SBCS}} = lists:keysearch(sbcs, 1, L), - NewAcc = [MBCS, SBCS | Acc], - case lists:keysearch(mbcs_pool, 1, L) of - {value,{mbcs_pool, MBCS_POOL}} -> - [MBCS_POOL|NewAcc]; - _ -> NewAcc - end - end, - [], - MemInfo), - lists:foldl( - fun(L, {Bl0,BlSz0}) -> - {value,BlTup} = lists:keysearch(blocks, 1, L), - blocks = element(1, BlTup), - Bl = element(2, BlTup), - {value,BlSzTup} = lists:keysearch(blocks_size, 1, L), - blocks_size = element(1, BlSzTup), - BlSz = element(2, BlSzTup), - {Bl0+Bl,BlSz0+BlSz} - end, {0,0}, CS) - end}, - {Mem,AllTabs}. - + Mem = {ErlangMemoryEts, EtsAllocSize}, + {Mem, AllTabs}. verify_etsmem(MI) -> wait_for_test_procs(), diff --git a/lib/stdlib/test/lists_SUITE.erl b/lib/stdlib/test/lists_SUITE.erl index 837ab4e97e..af94fc79bc 100644 --- a/lib/stdlib/test/lists_SUITE.erl +++ b/lib/stdlib/test/lists_SUITE.erl @@ -1679,7 +1679,7 @@ make_fun() -> receive {Pid, Fun} -> Fun end. make_fun(Pid) -> - Pid ! {self(), fun make_fun/1}. + Pid ! {self(), fun (X) -> {X, Pid} end}. fun_pid(Fun) -> erlang:fun_info(Fun, pid). diff --git a/lib/stdlib/test/rand_SUITE.erl b/lib/stdlib/test/rand_SUITE.erl index d753d929f5..4cb1c0b13d 100644 --- a/lib/stdlib/test/rand_SUITE.erl +++ b/lib/stdlib/test/rand_SUITE.erl @@ -21,24 +21,7 @@ -compile({nowarn_deprecated_function,[{random,seed,1}, {random,uniform_s,1}, {random,uniform_s,2}]}). - --export([all/0, suite/0, groups/0, group/1]). - --export([interval_int/1, interval_float/1, seed/1, - api_eq/1, reference/1, - basic_stats_uniform_1/1, basic_stats_uniform_2/1, - basic_stats_standard_normal/1, - basic_stats_normal/1, - stats_standard_normal_box_muller/1, - stats_standard_normal_box_muller_2/1, - stats_standard_normal/1, - uniform_real_conv/1, - plugin/1, measure/1, - reference_jump_state/1, reference_jump_procdict/1]). - --export([test/0, gen/1]). - --export([uniform_real_gen/1, uniform_gen/2]). +-compile([export_all, nowarn_export_all]). -include_lib("common_test/include/ct.hrl"). @@ -56,7 +39,8 @@ all() -> {group, distr_stats}, uniform_real_conv, plugin, measure, - {group, reference_jump} + {group, reference_jump}, + short_jump ]. groups() -> @@ -95,7 +79,7 @@ test() -> end, Tests). algs() -> - [exrop, exsp, exs1024s, exs64, exsplus, exs1024]. + [exrop, exsp, exs1024s, exs64, exsplus, exs1024, exro928ss]. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -125,7 +109,7 @@ seed_1(Alg) -> S0 = get(rand_seed), S0 = rand:seed_s(Alg, {0, 0, 0}), %% Check that process_dict should not be used for seed_s functionality - _ = rand:seed_s(Alg, {1, 0, 0}), + _ = rand:seed_s(Alg, 4711), S0 = get(rand_seed), %% Test export ES0 = rand:export_seed(), @@ -262,31 +246,43 @@ reference(Config) when is_list(Config) -> ok. reference_1(Alg) -> - Refval = reference_val(Alg), - Testval = gen(Alg), - case Refval =:= Testval of - true -> ok; - false when Refval =:= not_implemented -> - exit({not_implemented,Alg}); - false -> - io:format("Failed: ~p~n",[Alg]), - io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), - io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), - exit(wrong_value) + Refval = reference_val(Alg), + if + Refval =:= not_implemented -> Refval; + true -> + case gen(Alg) of + Refval -> + io:format("Ok: ~p~n",[Alg]), + ok; + Testval -> + io:format("Failed: ~p~n",[Alg]), + io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), + io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), + show_wrong(Refval, Testval), + exit(wrong_value) + end end. +show_wrong([], []) -> + ok; +show_wrong([H|T1], [H|T2]) -> + show_wrong(T1, T2); +show_wrong([H1|_], [H2|_]) -> + io:format("Wrong ~p ~p~n",[H1,H2]). + + gen(Algo) -> State = - case Algo of - exs64 -> %% Printed with orig 'C' code and this seed - rand:seed_s({exs64, 12345678}); - _ when Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> + if + Algo =:= exs64 -> %% Printed with orig 'C' code and this seed + rand:seed_s(exs64, [12345678]); + Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> %% Printed with orig 'C' code and this seed - rand:seed_s({Algo, [12345678|12345678]}); - _ when Algo =:= exs1024; Algo =:= exs1024s -> + rand:seed_s(Algo, [12345678,12345678]); + Algo =:= exs1024; Algo =:= exs1024s; Algo =:= exro928ss -> %% Printed with orig 'C' code and this seed - rand:seed_s({Algo, {lists:duplicate(16, 12345678), []}}); - _ -> + rand:seed_s(Algo, lists:duplicate(16, 12345678)); + true -> rand:seed(Algo, {100, 200, 300}) end, Max = range(State), @@ -852,7 +848,8 @@ do_measure(_Config) -> Algs = algs() ++ try crypto:strong_rand_bytes(1) of - <<_>> -> [crypto64, crypto_cache, crypto] + <<_>> -> + [crypto64, crypto_cache, crypto_aes, crypto] catch error:low_entropy -> []; error:undef -> [] @@ -1101,6 +1098,10 @@ measure_1(RangeFun, Fun, Alg, TMark) -> {rand, crypto:rand_seed_alg(crypto_cache)}; crypto -> {rand, crypto:rand_seed_s()}; + crypto_aes -> + {rand, + crypto:rand_seed_alg( + crypto_aes, crypto:strong_rand_bytes(256))}; random -> {random, random:seed(os:timestamp()), get(random_seed)}; _ -> @@ -1116,7 +1117,7 @@ measure_1(RangeFun, Fun, Alg, TMark) -> _ -> (Time * 100 + 50) div TMark end, io:format( - "~.12w: ~p ns ~p% [16#~.16b]~n", + "~.20w: ~p ns ~p% [16#~.16b]~n", [Alg, (Time * 1000 + 500) div ?LOOP_MEASURE, Percent, Range]), Parent ! {self(), Time}, @@ -1141,104 +1142,156 @@ reference_jump_state(Config) when is_list(Config) -> ok. reference_jump_1(Alg) -> - Refval = reference_jump_val(Alg), - Testval = gen_jump_1(Alg), - case Refval =:= Testval of - true -> ok; - false -> - io:format("Failed: ~p~n",[Alg]), - io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), - io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), - io:format("Vals ~p ~p~n",[Refval, Testval]), - exit(wrong_value) + Refval = reference_jump_val(Alg), + if + Refval =:= not_implemented -> Refval; + true -> + case gen_jump_1(Alg) of + Refval -> ok; + Testval -> + io:format( + "Failed: ~p~n",[Alg]), + io:format( + "Length ~p ~p~n", + [length(Refval), length(Testval)]), + io:format( + "Head ~p ~p~n",[hd(Refval), hd(Testval)]), + io:format( + "Vals ~p ~p~n",[Refval, Testval]), + exit(wrong_value) + end end. gen_jump_1(Algo) -> - State = - case Algo of - exs64 -> %% Test exception of not_implemented notice - try rand:jump(rand:seed_s(exs64)) - catch - error:not_implemented -> not_implemented - end; - _ when Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> - %% Printed with orig 'C' code and this seed - rand:seed_s({Algo, [12345678|12345678]}); - _ when Algo =:= exs1024; Algo =:= exs1024s -> - %% Printed with orig 'C' code and this seed - rand:seed_s({Algo, {lists:duplicate(16, 12345678), []}}); - _ -> % unimplemented - not_implemented - end, - case State of - not_implemented -> [not_implemented]; - _ -> - Max = range(State), - gen_jump_1(?LOOP_JUMP, State, Max, []) + case Algo of + exs64 -> %% Test exception of not_implemented notice + try rand:jump(rand:seed_s(exs64)) + catch + error:not_implemented -> [error_not_implemented] + end; + _ when Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> + %% Printed with orig 'C' code and this seed + gen_jump_2( + rand:seed_s(Algo, [12345678,12345678])); + _ when Algo =:= exs1024; Algo =:= exs1024s; Algo =:= exro928ss -> + %% Printed with orig 'C' code and this seed + gen_jump_2( + rand:seed_s(Algo, lists:duplicate(16, 12345678))) end. -gen_jump_1(N, State0, Max, Acc) when N > 0 -> +gen_jump_2(State) -> + Max = range(State), + gen_jump_3(?LOOP_JUMP, State, Max, []). + +gen_jump_3(N, State0, Max, Acc) when N > 0 -> {_, State1} = rand:uniform_s(Max, State0), {Random, State2} = rand:uniform_s(Max, rand:jump(State1)), case N rem (?LOOP_JUMP div 100) of - 0 -> gen_jump_1(N-1, State2, Max, [Random|Acc]); - _ -> gen_jump_1(N-1, State2, Max, Acc) + 0 -> gen_jump_3(N-1, State2, Max, [Random|Acc]); + _ -> gen_jump_3(N-1, State2, Max, Acc) end; -gen_jump_1(_, _, _, Acc) -> lists:reverse(Acc). +gen_jump_3(_, _, _, Acc) -> lists:reverse(Acc). %% Check if each algorithm generates the proper jump sequence %% with the internal state in the process dictionary. reference_jump_procdict(Config) when is_list(Config) -> - [reference_jump_0(Alg) || Alg <- algs()], + [reference_jump_p1(Alg) || Alg <- algs()], ok. -reference_jump_0(Alg) -> +reference_jump_p1(Alg) -> Refval = reference_jump_val(Alg), - Testval = gen_jump_0(Alg), - case Refval =:= Testval of - true -> ok; - false -> - io:format("Failed: ~p~n",[Alg]), - io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), - io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), - exit(wrong_value) + if + Refval =:= not_implemented -> Refval; + true -> + case gen_jump_p1(Alg) of + Refval -> ok; + Testval -> + io:format("Failed: ~p~n",[Alg]), + io:format("Length ~p ~p~n",[length(Refval), length(Testval)]), + io:format("Head ~p ~p~n",[hd(Refval), hd(Testval)]), + exit(wrong_value) + end end. -gen_jump_0(Algo) -> - Seed = case Algo of - exs64 -> %% Test exception of not_implemented notice - try - _ = rand:seed(exs64), - rand:jump() - catch - error:not_implemented -> not_implemented - end; - _ when Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> - %% Printed with orig 'C' code and this seed - rand:seed({Algo, [12345678|12345678]}); - _ when Algo =:= exs1024; Algo =:= exs1024s -> - %% Printed with orig 'C' code and this seed - rand:seed({Algo, {lists:duplicate(16, 12345678), []}}); - _ -> % unimplemented - not_implemented - end, - case Seed of - not_implemented -> [not_implemented]; - _ -> - Max = range(Seed), - gen_jump_0(?LOOP_JUMP, Max, []) +gen_jump_p1(Algo) -> + case Algo of + exs64 -> %% Test exception of not_implemented notice + try + _ = rand:seed(exs64), + rand:jump() + catch + error:not_implemented -> [error_not_implemented] + end; + _ when Algo =:= exsplus; Algo =:= exsp; Algo =:= exrop -> + %% Printed with orig 'C' code and this seed + gen_jump_p2( + rand:seed(Algo, [12345678,12345678])); + _ when Algo =:= exs1024; Algo =:= exs1024s; Algo =:= exro928ss -> + %% Printed with orig 'C' code and this seed + gen_jump_p2( + rand:seed(Algo, lists:duplicate(16, 12345678))) end. -gen_jump_0(N, Max, Acc) when N > 0 -> +gen_jump_p2(Seed) -> + Max = range(Seed), + gen_jump_p3(?LOOP_JUMP, Max, []). + +gen_jump_p3(N, Max, Acc) when N > 0 -> _ = rand:uniform(Max), _ = rand:jump(), Random = rand:uniform(Max), case N rem (?LOOP_JUMP div 100) of - 0 -> gen_jump_0(N-1, Max, [Random|Acc]); - _ -> gen_jump_0(N-1, Max, Acc) + 0 -> gen_jump_p3(N-1, Max, [Random|Acc]); + _ -> gen_jump_p3(N-1, Max, Acc) end; -gen_jump_0(_, _, Acc) -> lists:reverse(Acc). +gen_jump_p3(_, _, Acc) -> lists:reverse(Acc). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +short_jump(Config) when is_list(Config) -> + Seed = erlang:system_time(), + short_jump( + rand:seed_s(exro928ss, Seed), + fun ({Alg,AlgState}) -> + {Alg,rand:exro928_jump_2pow20(AlgState)} + end), + short_jump( + crypto:rand_seed_alg_s(crypto_aes, integer_to_list(Seed)), + fun ({Alg,AlgState}) -> + {Alg,crypto:rand_plugin_aes_jump_2pow20(AlgState)} + end), + ok. + +short_jump({#{bits := Bits},_} = State_0, Jump2Pow20) -> + Range = 1 bsl Bits, + State_1 = repeat(7, Range, State_0), + %% + State_2a = repeat(1 bsl 20, Range, State_1), + State_2b = Jump2Pow20(State_1), + check(17, Range, State_2a, State_2b), + %% + {_,State_3a} = rand:uniform_s(Range, State_2a), + State_4a = Jump2Pow20(State_3a), + State_4b = repeat((1 bsl 20) + 1, Range, State_2b), + check(17, Range, State_4a, State_4b). + +repeat(0, _Range, State) -> + State; +repeat(N, Range, State) -> + {_, NewState} = rand:uniform_s(Range, State), + repeat(N - 1, Range, NewState). + +check(0, _Range, _StateA, _StateB) -> + ok; +check(N, Range, StateA, StateB) -> + {V,NewStateA} = rand:uniform_s(Range, StateA), + case rand:uniform_s(Range, StateB) of + {V,NewStateB} -> + check(N - 1, Range, NewStateA, NewStateB); + {Wrong,_} -> + ct:fail({Wrong,neq,V,for,N}) + end. %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%% Data @@ -1389,7 +1442,50 @@ reference_val(exrop) -> 250789092615679985,78848633178610658,72059442721196128, 98223942961505519,191144652663779840, 102425686803727694,89058927716079076,80721467542933080, - 8462479817391645,2774921106204163]. + 8462479817391645,2774921106204163]; + +reference_val(exro928ss) -> +%% Same as for exrop, but this state init: +%% for (n = 0; n < 16; n++) { +%% s[n] = 12345678; + [16#000000108e8d5b01,16#03604028f2769dff,16#007f92f60bc7170c, + 16#035ea81a9898a5e2,16#0104c90c5a0c8178,16#0313514025cca717, + 16#03c5506b2a2e98cf,16#0098a5405961552e,16#004ad29eabb785a0, + 16#033ea8ec4efb8058,16#00b21545e62bef1c,16#0333fc5320703482, + 16#02c3c650e51a8d47,16#03a3b7fc848c9cda,16#03775adea6cddff5, + 16#01ae5499c9049973,16#03d3c90e5504e16b,16#0383cd6b6cb852e6, + 16#009c8d0996ef543a,16#0059cf671371af60,16#03dfd68ed980b719, + 16#0290f2a0acf2c5b0,16#029061df18d63b55,16#02e702ea4b45137b, + 16#029a0ccca604d848,16#01664c7cd31f0fa6,16#00dced83e60ccddc, + 16#008764d2c9a05f3e,16#02b9ca5f6a80c4ba,16#02daf93d2c566750, + 16#0147d326ead18ace,16#014b452efc19297f,16#0242d3f7a7237eca, + 16#0141bb68c2abce39,16#02d798e1230baf45,16#0216bf8f25c1ec2d, + 16#003a43ea733f1e1f,16#036c75390db736f3,16#028cca5f5f48c6f9, + 16#0186e4a17174d6cf,16#02152679dfa4c25c,16#01429b9f15e3b9d6, + 16#0134a61411d22bb0,16#01593f7d970d1c94,16#0205a7d8a305490f, + 16#01dd092272595a9c,16#0028c95208aad2d4,16#016347c25cc24162, + 16#025306acfb891309,16#0207a07e2bebef2f,16#024ee78d86ff5288, + 16#030b53192db97613,16#03f765cb9e98e611,16#025ec35a1e237377, + 16#03d81fd73102ef6f,16#0242dc8fea9a68b2,16#00abb876c1d4ea1b, + 16#00871ffd2b7e45fb,16#03593ff73c9be08d,16#00b96b2b8aca3688, + 16#0174aba957b7cf7b,16#012b7a5d4cf4a5b7,16#032a5260f2123db8, + 16#00f9374d88ee0080,16#030df39bec2ad657,16#00dce0cb81d006c4, + 16#038213b806303c76,16#03940aafdbfabf84,16#0398dbb26aeba037, + 16#01eb28d61951587f,16#00fed3d2aacfeef4,16#03499587547d6e40, + 16#01b192fe6e979e3c,16#00e974bf5f0a26d0,16#012ed94f76459c83, + 16#02d76859e7a82587,16#00d1d2c7b791f51b,16#03988058017a031b, + 16#00bbcf4b59d8e86d,16#015ed8b73a1b767c,16#0277283ea6a5ee74, + 16#002211460dd6d422,16#001ad62761ee9fbd,16#037311b44518b067, + 16#02b5ed61bf70904e,16#011862a05c1929fa,16#014be68683c3bab4, + 16#025c29aa5c508b07,16#00895c6106f97378,16#026ce91a3d671c7f, + 16#02591f4c74784293,16#02f0ed2a70bc1853,16#00a2762ff614bfbc, + 16#008f4e354f0c20d4,16#038b66fb587ed430,16#00636296e188de89, + 16#0278fadd143e74f5,16#029697ccf1b3a4c2,16#011eccb273404458, + 16#03f204064a9fe0c0]; + +reference_val(_) -> + not_implemented. + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -1451,7 +1547,7 @@ reference_jump_val(exsp) -> reference_jump_val(exsplus); reference_jump_val(exs1024s) -> reference_jump_val(exs1024); -reference_jump_val(exs64) -> [not_implemented]; +reference_jump_val(exs64) -> [error_not_implemented]; reference_jump_val(exrop) -> %% #include <stdint.h> %% #include <stdio.h> @@ -1516,7 +1612,50 @@ reference_jump_val(exrop) -> 250227633882474729,171181147785250210,55437891969696407, 241227318715885854,77323084015890802, 1663590009695191,234064400749487599,222983191707424780, - 254956809144783896,203898972156838252]. + 254956809144783896,203898972156838252]; + +reference_jump_val(exro928ss) -> +%% Same as for exrop, but this state init: +%% for (n = 0; n < 16; n++) { +%% s[n] = 12345678; + [16#031ee449e53b6689,16#001afeee12813137,16#005e2172711df36b, + 16#02850aea3a595d36,16#0029705187e891c7,16#001794badd489667, + 16#00ab621be15be56c,16#024b663a6924786b,16#03cab70b8ab854bf, + 16#01daa37601285320,16#02db955a53c40e89,16#01fbef51d5c65891, + 16#02fecf4116ed5f77,16#0349c2057246ac5d,16#01217f257c4fa148, + 16#0367ee84d020697d,16#01d5cf647fe23335,16#020941838adfb750, + 16#02c2da26b1d7b3e5,16#00d1583d34cea6c0,16#038be9cb5b527f50, + 16#00bfa93c1d7f4864,16#03778912a4f56b14,16#037fcabc483fa5c5, + 16#00a3c9de6aaf5fc7,16#03600b883b2f2b42,16#03797a99ffddfdfb, + 16#0189fead429945b7,16#0103ac90cd912508,16#03e3d872fd950d64, + 16#0214fc3e77dc2f02,16#02a084f4f0e580ca,16#035d2fe72266a7f3, + 16#02887c49ae7e41a4,16#0011dc026af83c51,16#02d28bfd32c2c517, + 16#022e4165c33ad4f3,16#01f053cf0687b052,16#035315e6e53c8918, + 16#01255312da07b572,16#0237f1da11ec9221,16#02faf2e282fb1fb1, + 16#0227423ec1787ebc,16#011fa5eb1505571c,16#0275ff9eaaa1abdd, + 16#03e2d032c3981cb4,16#0181bb32d51d3072,16#01b1d3939b9f16ec, + 16#0259f09f55d1112f,16#0396464a2767e428,16#039777c0368bdb9e, + 16#0320925f35f36c5f,16#02a35289e0af1248,16#02e80bd4bc72254b, + 16#00a8b11af1674d68,16#027735036100a69e,16#03c8c268ded7f254, + 16#03de80aa57c65217,16#00f2247754d24000,16#005582a42b467f89, + 16#0031906569729477,16#00fd523f2ca4fefe,16#00ad223113d1e336, + 16#0238ddf026cbfca9,16#028b98211cfed876,16#0354353ebcc0de9a, + 16#009ee370c1e154f4,16#033131af3b8a7f88,16#032291baa45801e3, + 16#00941fc2b45eb217,16#035d6a61fa101647,16#03fdb51f736f1bbc, + 16#0232f7b98539faa0,16#0311b35319e3a61e,16#0048356b17860eb5, + 16#01a205b2554ce71e,16#03f873ea136e29d6,16#003c67d5c3df5ffd, + 16#00cd19e7a8641648,16#0149a8c54e4ba45e,16#0329498d134d2f6a, + 16#03b69421ae65ee2b,16#01a8d20b59447429,16#006b2292571032a2, + 16#00c193b17da22ba5,16#01faa7ab62181249,16#00acd401cd596a00, + 16#005b5086c3531402,16#0259113d5d3d058d,16#00bef3f3ce4a43b2, + 16#014837a4070b893c,16#00460a26ac2eeec1,16#026219a8b8c63d7e, + 16#03c7b8ed032cf5a6,16#004da912a1fff131,16#0297de3716215741, + 16#0079fb9b4c715466,16#00a73bad4ae5a356,16#0072e606c0d4ab86, + 16#02374382d5f9bd2e]; + +reference_jump_val(_) -> + not_implemented. + %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% diff --git a/lib/stdlib/test/rand_Xoroshiro928ss_dev.txt b/lib/stdlib/test/rand_Xoroshiro928ss_dev.txt new file mode 100644 index 0000000000..150f37fcfa --- /dev/null +++ b/lib/stdlib/test/rand_Xoroshiro928ss_dev.txt @@ -0,0 +1,343 @@ +%CopyrightBegin% + +Copyright Ericsson AB 2015-2017. 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 + + http://www.apache.org/licenses/LICENSE-2.0 + +Unless required by applicable law or agreed to in writing, software +distributed under the License is distributed on an "AS IS" BASIS, +WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +See the License for the specific language governing permissions and +limitations under the License. + +%CopyrightEnd% + + +Memorable facts from designing the Xoroshiro928** generator +=========================================================== +AKA: exro928ss in the rand module + +Author: Raimo Niskanen, for the Erlang/OTP team @ Ericsson. + +Reference URL: http://vigna.di.unimi.it/ftp/papers/ScrambledLinear.pdf +i.e the Xoroshiro1024 generator with ** scrambler: + + int p; + uint64_t s[16]; + + const int q = p; + const uint64_t s0 = s[p = (p + 1) & 15]; + + uint64_t s15 = s[q]; + + const uint64_t result_starstar = rotl(s0 * S, R) * T; + + s15 ^= s0; + s[q] = rotl(s0, A) ^ s15 ^ (s15 << B); + s[p] = rotl(s15, C); + +Where {S, R, T} = {5, 7, 9} as recommended in the paper. + +We want to scale down to 58 bit words (16 of them) +so we get a generator with period 2^928 - 1. + +{A, B, C} were deduced as follows +--------------------------------- + +First, to find which triplets that give a full period generator +one have to factor 2^928 - 1. + +https://www.alpertron.com.ar/ECM.HTM actually could do that +and gave the result: + + Value + 2^928 - 1 + + 2269 007733 883335 972287 082669 296112 915239 349672 942191 252221 331572 + 442536 403137 824056 312817 862695 551072 066953 619064 625508 194663 + 368599 769448 406663 254670 871573 830845 597595 897613 333042 429214 + 224697 474472 410882 236254 024057 110212 260250 671521 235807 709272 + 244389 361641 091086 035023 229622 419455 (280 digits) = 3 × 5 × 17 × 59 × + 233 × 257 × 929 × 1103 × 2089 × 5569 × 8353 × 59393 × 65537 × 3 033169 × + 39 594977 × 107 367629 × 536 903681 × 748 264961 × 2245 984577 × 239 + 686663 718401 × 15 929619 591127 520827 829953 × 82280 195167 144119 + 832390 568177 × 6033 312171 721035 031651 315652 130497 (34 digits) × 18 + 774318 450142 955120 650303 957350 521748 903233 (44 digits) × 15 694604 + 006012 505869 851221 169365 594050 637743 819041 (50 digits) + +Sebastiano Vigna from that calculated all full period triplets, at the +end of this document, and the ones with the highest degree were: + + 23-25-12 411 + 36-2-35 411 + 55-5-54 411 + 14-19-11 415 + 34-37-5 415 + 37-3-56 415 + 55-11-54 417 + 30-3-41 419 + 11-45-50 423 + 50-19-47 423 + 52-27-13 427 + 54-9-25 433 + 56-43-35 433 + 44-9-45 441 + +All these candidates were tested with TestU01-1.2.3: + + http://simul.iro.umontreal.ca/testu01/tu01.html + +A plugin was created with parameters for {A, B, C} and, since +TestU01 is a 32-bit test tool, with parameters to reverse +the generated bits or not, and to take the 32 highest or lowest +bits from the reversed or non-reversed 58 bit output. + +The generators were seeded with a SplitMix64 generator like the +one used for seeding this generator in the rand module, +taking the 58 lowest bits and wasting all zero values. + +3 runs were made with all candidates and all four bit selection variants. +For these runs the seeder was initialized with 12345678, 876543212345678 +and 1234567890. + +After all these runs the candidate with the highest degree: 44-9-45 +had not gotten any suspicious p-value at all. All the other +got p-values around 5.0e-4 worst 9.8e-6 suggesting only random +failures, so they would probably have worked about as well. + +Finally 44-9-45 was run through PractRand-0.93: + + http://pracrand.sourceforge.net/ + +Again, all 4 bit selection variants of 32 bits were run. +Random failures with p-values around e-3..e-4 for the "smaller" +tests, but for 8, 16 and 32 TB tests no anomalies were found +(with the internal seeder masked to 58 bits): + + Xoroshiro928High seed: 0x3178ec5d + Xoroshiro928Low seed: 0xa9a04fb9 + Xoroshiro928ReverseHigh seed: 0xfa0bdbab + Xoroshiro928ReverseLow seed: 0xada51705 + + +Then, S. Vigna calculated the 2^512 jump coefficient as well +as a 2^20 jump coefficient (for testing purposes) for 44-9-45. + +2^512: + { 0x44085302f77130ca, 0xba05381fdfd14902, 0x10a1de1d7d6813d2, + 0xb83fe51a1eb3be19, 0xa81b0090567fd9f0, 0x5ac26d5d20f9b49f, + 0x4ddd98ee4be41e01, 0x0657e19f00d4b358, 0xf02f778573cf0f0a, + 0xb45a3a8a3cef3cc0, 0x6e62a33cc2323831, 0xbcb3b7c4cc049c53, + 0x83f240c6007e76ce, 0xe19f5fc1a1504acd, 0x00000000b10773cb } + +2^20: + { 0xbdb966a3daf905e6, 0x644807a56270cf78, 0xda90f4a806c17e9e, + 0x4a426866bfad3c77, 0xaf699c306d8e7566, 0x8ebc73c700b8b091, + 0xc081a7bf148531fb, 0xdc4d3af15f8a4dfd, 0x90627c014098f4b6, + 0x06df2eb1feaf0fb6, 0x5bdeb1a5a90f2e6b, 0xa480c5878c3549bd, + 0xff45ef33c82f3d48, 0xa30bebc15fefcc78, 0x00000000cb3d181c } + +Standard jump function pseudocode: + + Jump constant j = 0xb10773cb...44085302f77130ca + Generator state: s + New generator state: t = 0 + foreach bit in j, low to high: + if the bit is one: + t ^= s + next s + s = t + + +The complete list of full period constants +------------------------------------------ + +29-48-54 27 x^928 + x^874 + x^870 + x^840 + x^814 + x^784 + x^759 + x^750 + x^724 + x^720 + x^634 + x^630 + x^600 + x^574 + x^544 + x^519 + x^510 + x^484 + x^480 + x^390 + x^360 + x^270 + x^240 + x^150 + x^120 + x^30 + 1 + +29-18-56 65 x^928 + x^870 + x^850 + x^840 + x^832 + x^821 + x^802 + x^791 + x^761 + x^750 + x^734 + x^731 + x^720 + x^712 + x^701 + x^686 + x^674 + x^671 + x^663 + x^641 + x^630 + x^611 + x^610 + x^603 + x^600 + x^596 + x^577 + x^566 + x^547 + x^524 + x^517 + x^510 + x^487 + x^480 + x^476 + x^464 + x^457 + x^446 + x^427 + x^423 + x^397 + x^390 + x^367 + x^363 + x^360 + x^356 + x^352 + x^341 + x^326 + x^322 + x^311 + x^281 + x^270 + x^251 + x^240 + x^236 + x^232 + x^221 + x^191 + x^161 + x^150 + x^131 + x^120 + x^30 + 1 + +29-32-36 81 x^928 + x^874 + x^870 + x^840 + x^820 + x^819 + x^794 + x^790 + x^770 + x^765 + x^764 + x^760 + x^754 + x^750 + x^740 + x^739 + x^735 + x^734 + x^730 + x^709 + x^704 + x^674 + x^670 + x^665 + x^660 + x^650 + x^649 + x^635 + x^634 + x^619 + x^614 + x^605 + x^595 + x^585 + x^584 + x^579 + x^564 + x^555 + x^545 + x^540 + x^524 + x^515 + x^514 + x^495 + x^490 + x^485 + x^460 + x^455 + x^435 + x^425 + x^400 + x^395 + x^375 + x^370 + x^365 + x^340 + x^315 + x^310 + x^305 + x^300 + x^290 + x^285 + x^275 + x^260 + x^250 + x^245 + x^240 + x^215 + x^190 + x^180 + x^170 + x^150 + x^130 + x^120 + x^115 + x^105 + x^100 + x^75 + x^40 + x^30 + 1 + +39-10-20 105 x^928 + x^898 + x^870 + x^841 + x^840 + x^808 + x^783 + x^782 + x^781 + x^780 + x^778 + x^754 + x^752 + x^724 + x^721 + x^720 + x^696 + x^692 + x^688 + x^667 + x^666 + x^661 + x^660 + x^658 + x^638 + x^636 + x^632 + x^609 + x^607 + x^606 + x^605 + x^604 + x^601 + x^600 + x^580 + x^578 + x^576 + x^572 + x^568 + x^549 + x^548 + x^541 + x^540 + x^538 + x^516 + x^512 + x^489 + x^485 + x^484 + x^481 + x^480 + x^456 + x^452 + x^448 + x^429 + x^428 + x^421 + x^420 + x^418 + x^400 + x^398 + x^396 + x^392 + 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x^38 + x^32 + x^31 + x^29 + x^28 + x^26 + x^24 + x^23 + x^21 + x^20 + x^19 + x^18 + x^15 + x^10 + 1 diff --git a/lib/stdlib/test/stdlib.spec b/lib/stdlib/test/stdlib.spec index 9c625091a8..4de7c1a0eb 100644 --- a/lib/stdlib/test/stdlib.spec +++ b/lib/stdlib/test/stdlib.spec @@ -1,4 +1,4 @@ {suites,"../stdlib_test",all}. {skip_groups,"../stdlib_test",stdlib_bench_SUITE, - [base64,gen_server,gen_statem,unicode], + [binary,base64,gen_server,gen_statem,unicode], "Benchmark only"}. diff --git a/lib/stdlib/test/stdlib_bench_SUITE.erl b/lib/stdlib/test/stdlib_bench_SUITE.erl index 2364e8376f..b937eeb06a 100644 --- a/lib/stdlib/test/stdlib_bench_SUITE.erl +++ b/lib/stdlib/test/stdlib_bench_SUITE.erl @@ -29,7 +29,7 @@ suite() -> [{ct_hooks,[{ts_install_cth,[{nodenames,2}]}]}]. all() -> - [{group,unicode},{group,base64}, + [{group,unicode},{group,base64},{group,binary}, {group,gen_server},{group,gen_statem}, {group,gen_server_comparison},{group,gen_statem_comparison}]. @@ -38,6 +38,11 @@ groups() -> [norm_nfc_list, norm_nfc_deep_l, norm_nfc_binary, string_lexemes_list, string_lexemes_binary ]}, + {binary, [{repeat, 5}], + [match_single_pattern_no_match, + matches_single_pattern_no_match, + matches_single_pattern_eventual_match, + matches_single_pattern_frequent_match]}, {base64,[{repeat,5}], [decode_binary, decode_binary_to_string, decode_list, decode_list_to_string, @@ -157,41 +162,59 @@ norm_data(Config) -> %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% +match_single_pattern_no_match(_Config) -> + Binary = binary:copy(<<"ugbcfuysabfuqyfikgfsdalpaskfhgjsdgfjwsalp">>, 1000000), + comment(test(binary, match, [Binary, <<"o">>])). + +matches_single_pattern_no_match(_Config) -> + Binary = binary:copy(<<"ugbcfuysabfuqyfikgfsdalpaskfhgjsdgfjwsalp">>, 1000000), + comment(test(binary, matches, [Binary, <<"o">>])). + +matches_single_pattern_eventual_match(_Config) -> + Binary = binary:copy(<<"ugbcfuysabfuqyfikgfsdalpaskfhgjsdgfjwsal\n">>, 1000000), + comment(test(binary, matches, [Binary, <<"\n">>])). + +matches_single_pattern_frequent_match(_Config) -> + Binary = binary:copy(<<"abc\n">>, 1000000), + comment(test(binary, matches, [Binary, <<"abc">>])). + +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + decode_binary(_Config) -> - comment(test(decode, encoded_binary())). + comment(test(base64, decode, [encoded_binary()])). decode_binary_to_string(_Config) -> - comment(test(decode_to_string, encoded_binary())). + comment(test(base64, decode_to_string, [encoded_binary()])). decode_list(_Config) -> - comment(test(decode, encoded_list())). + comment(test(base64, decode, [encoded_list()])). decode_list_to_string(_Config) -> - comment(test(decode_to_string, encoded_list())). + comment(test(base64, decode_to_string, [encoded_list()])). encode_binary(_Config) -> - comment(test(encode, binary())). + comment(test(base64, encode, [binary()])). encode_binary_to_string(_Config) -> - comment(test(encode_to_string, binary())). + comment(test(base64, encode_to_string, [binary()])). encode_list(_Config) -> - comment(test(encode, list())). + comment(test(base64, encode, [list()])). encode_list_to_string(_Config) -> - comment(test(encode_to_string, list())). + comment(test(base64, encode_to_string, [list()])). mime_binary_decode(_Config) -> - comment(test(mime_decode, encoded_binary())). + comment(test(base64, mime_decode, [encoded_binary()])). mime_binary_decode_to_string(_Config) -> - comment(test(mime_decode_to_string, encoded_binary())). + comment(test(base64, mime_decode_to_string, [encoded_binary()])). mime_list_decode(_Config) -> - comment(test(mime_decode, encoded_list())). + comment(test(base64, mime_decode, [encoded_list()])). mime_list_decode_to_string(_Config) -> - comment(test(mime_decode_to_string, encoded_list())). + comment(test(base64, mime_decode_to_string, [encoded_list()])). -define(SIZE, 10000). -define(N, 1000). @@ -209,15 +232,15 @@ binary() -> list() -> random_byte_list(?SIZE). -test(Func, Data) -> - F = fun() -> loop(?N, Func, Data) end, +test(Mod, Fun, Args) -> + F = fun() -> loop(?N, Mod, Fun, Args) end, {Time, ok} = timer:tc(fun() -> lspawn(F) end), - report_base64(Time). + report_mfa(Time, Mod). -loop(0, _F, _D) -> garbage_collect(), ok; -loop(N, F, D) -> - _ = base64:F(D), - loop(N - 1, F, D). +loop(0, _M, _F, _A) -> garbage_collect(), ok; +loop(N, M, F, A) -> + _ = apply(M, F, A), + loop(N - 1, M, F, A). lspawn(Fun) -> {Pid, Ref} = spawn_monitor(fun() -> exit(Fun()) end), @@ -225,10 +248,10 @@ lspawn(Fun) -> {'DOWN', Ref, process, Pid, Rep} -> Rep end. -report_base64(Time) -> +report_mfa(Time, Mod) -> Tps = round((?N*1000000)/Time), ct_event:notify(#event{name = benchmark_data, - data = [{suite, "stdlib_base64"}, + data = [{suite, "stdlib_" ++ atom_to_list(Mod)}, {value, Tps}]}), Tps. diff --git a/lib/stdlib/test/uri_string_SUITE.erl b/lib/stdlib/test/uri_string_SUITE.erl index 4fc0d76be8..ddaead9c7c 100644 --- a/lib/stdlib/test/uri_string_SUITE.erl +++ b/lib/stdlib/test/uri_string_SUITE.erl @@ -862,9 +862,11 @@ transcode_negative(_Config) -> compose_query(_Config) -> [] = uri_string:compose_query([]), "foo=1&bar=2" = uri_string:compose_query([{<<"foo">>,"1"}, {"bar", "2"}]), + "foo=1&bar" = uri_string:compose_query([{<<"foo">>,"1"}, {"bar", true}]), "foo=1&b%C3%A4r=2" = uri_string:compose_query([{"foo","1"}, {"bär", "2"}],[{encoding,utf8}]), "foo=1&b%C3%A4r=2" = uri_string:compose_query([{"foo","1"}, {"bär", "2"}],[{encoding,unicode}]), "foo=1&b%E4r=2" = uri_string:compose_query([{"foo","1"}, {"bär", "2"}],[{encoding,latin1}]), + "foo&b%E4r=2" = uri_string:compose_query([{"foo",true}, {"bär", "2"}],[{encoding,latin1}]), "foo+bar=1&%E5%90%88=2" = uri_string:compose_query([{"foo bar","1"}, {"合", "2"}]), "foo+bar=1&%26%2321512%3B=2" = uri_string:compose_query([{"foo bar","1"}, {"合", "2"}],[{encoding,latin1}]), @@ -906,11 +908,13 @@ dissect_query(_Config) -> [{"föo bar","1"},{"ö","2"}] = uri_string:dissect_query("föo+bar=1&%C3%B6=2"), [{<<"föo bar"/utf8>>,<<"1">>},{<<"ö"/utf8>>,<<"2">>}] = - uri_string:dissect_query(<<"föo+bar=1&%C3%B6=2"/utf8>>). + uri_string:dissect_query(<<"föo+bar=1&%C3%B6=2"/utf8>>), + [{"foo1",true},{"bar","2"}] = + uri_string:dissect_query("foo1&bar=2"), + [{<<"foo1">>,<<"1">>},{<<"bar">>,true}] = + uri_string:dissect_query(<<"foo1=1&bar">>). dissect_query_negative(_Config) -> - {error,missing_value,"&"} = - uri_string:dissect_query("foo1&bar=2"), {error,invalid_percent_encoding,"%XX%B6"} = uri_string:dissect_query("foo=%XX%B6&bar=2"), {error,invalid_input,[153]} = uri_string:dissect_query("foo=%99%B6&bar=2"), |