diff options
Diffstat (limited to 'lib/stdlib')
| -rw-r--r-- | lib/stdlib/doc/src/notes.xml | 115 | ||||
| -rw-r--r-- | lib/stdlib/src/stdlib.app.src | 2 | ||||
| -rw-r--r-- | lib/stdlib/src/stdlib.appup.src | 26 | ||||
| -rw-r--r-- | lib/stdlib/vsn.mk | 2 |
4 files changed, 124 insertions, 21 deletions
diff --git a/lib/stdlib/doc/src/notes.xml b/lib/stdlib/doc/src/notes.xml index dee7136eb1..7efa69cf4f 100644 --- a/lib/stdlib/doc/src/notes.xml +++ b/lib/stdlib/doc/src/notes.xml @@ -31,6 +31,121 @@ </header> <p>This document describes the changes made to the STDLIB application.</p> +<section><title>STDLIB 3.8</title> + + <section><title>Improvements and New Features</title> + <list> + <item> + <p> A new <c>rand</c> module algorithm, <c>exro928ss</c> + (Xoroshiro928**), has been implemented. It has got a + really long period and good statistical quality for all + output bits, while still being only about 50% slower than + the default algorithm. </p><p> The same generator is also + used as a long period counter in a new <c>crypto</c> + plugin for the <c>rand</c> module, algorithm + <c>crypto_aes</c>. This plugin uses AES-256 to scramble + the counter which buries any detectable statistical + artifacts. Scrambling is done in chunks which are cached + to get good amortized speed (about half of the default + algorithm). </p> + <p> + Own Id: OTP-14461 Aux Id: PR-1857 </p> + </item> + <item> + <p> + Types related to server naming and starting have been + exported from <c>gen_statem</c>. These are: + <c>server_name/0</c>, <c>server_ref/0</c>, + <c>start_opt/0</c>, <c>start_ret/0</c> and + <c>enter_loop_opt/0</c>.</p> + <p> + Own Id: OTP-14724 Aux Id: PR-2056 </p> + </item> + <item> + <p> + The default algorithm for the <c>rand</c> module has been + changed to <c>exsss</c> (Xorshift116**) which is a + combination of the Xorshift116 (<c>exsp</c>) state update + and a new scrambler "StarStar" from the 2018 paper + "Scrambled Linear Pseudorandom Number Generators" by + David Blackman and Sebastiano Vigna. This combination + should not have the caveat of weak low bits that the + previous default algorithm(s) have had, with the cost of + about 10% lower speed. See GitHub pull request #1969.</p> + <p> + Own Id: OTP-14731 Aux Id: PR-1969 </p> + </item> + <item> + <p> + The generic state machine behaviour <c>gen_statem</c> has + gotten code cleanup and documentation improvements from + GitHub Pull Request #1855, even though the PR itself was + rejected.</p> + <p> + Own Id: OTP-14737 Aux Id: PR-1855 </p> + </item> + <item> + <p> + Update Unicode specification to version 11.0.</p> + <p> + Own Id: OTP-15111</p> + </item> + <item> + <p> + ETS option <c>write_concurrency</c> now also affects and + improves the scalability of <c>ordered_set</c> tables. + The implementation is based on a data structure called + contention adapting search tree, where the lock + granularity adapts to the actual amount of concurrency + exploited by the applications in runtime.</p> + <p> + Own Id: OTP-15128</p> + </item> + <item> + <p> + Optimized <c>maps:new/0</c> with trivial Erlang + implementation, making use of literal terms (the empty + map) not needing dynamic heap allocation.</p> + <p> + Own Id: OTP-15200 Aux Id: PR-1878 </p> + </item> + <item> + <p>The <c>gen_*</c> behaviours have been changed so that + if logging of the last N messages through + <c>sys:log/2,3</c> is active for the server, this log is + included in the terminate report.</p> <p>To accomplish + this the format of "System Events" as defined in the man + page for <c>sys</c> has been clarified and cleaned up, a + new function <c>sys:get_log/1</c> has been added, and + <c>sys:get_debug/3</c> has been deprecated. Due to these + changes, code that relies on the internal badly + documented format of "System Events", need to be + corrected.</p> + <p> + *** POTENTIAL INCOMPATIBILITY ***</p> + <p> + Own Id: OTP-15381</p> + </item> + <item> + <p> + The <c>gen_statem</c> behaviour engine loop has been + optimized for better performance in particular when the + callback module returns some actions, that is better + performance for more realistic applications than the Echo + Benchmark.</p> + <p> + Own Id: OTP-15452</p> + </item> + <item> + <p> Use <c>ssh</c> as the default remote shell. </p> + <p> + Own Id: OTP-15633 Aux Id: PR-1787 </p> + </item> + </list> + </section> + +</section> + <section><title>STDLIB 3.7.1</title> <section><title>Fixed Bugs and Malfunctions</title> diff --git a/lib/stdlib/src/stdlib.app.src b/lib/stdlib/src/stdlib.app.src index 9cd425db9a..57551c3c0e 100644 --- a/lib/stdlib/src/stdlib.app.src +++ b/lib/stdlib/src/stdlib.app.src @@ -108,7 +108,7 @@ dets]}, {applications, [kernel]}, {env, []}, - {runtime_dependencies, ["sasl-3.0","kernel-6.0","erts-@OTP-15128@","crypto-3.3", + {runtime_dependencies, ["sasl-3.0","kernel-6.0","erts-11.0","crypto-3.3", "compiler-5.0"]} ]}. diff --git a/lib/stdlib/src/stdlib.appup.src b/lib/stdlib/src/stdlib.appup.src index 9e5d6a3bd8..f24db79bdd 100644 --- a/lib/stdlib/src/stdlib.appup.src +++ b/lib/stdlib/src/stdlib.appup.src @@ -19,39 +19,27 @@ %% %% We allow upgrade from, and downgrade to all previous %% versions from the following OTP releases: -%% - OTP 20 %% - OTP 21 +%% - OTP 22 %% %% We also allow upgrade from, and downgrade to all %% versions that have branched off from the above %% stated previous versions. %% {"%VSN%", - [{<<"^3\\.4$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.2(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.3(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.4(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.5(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.5$">>,[restart_new_emulator]}, + [{<<"^3\\.5$">>,[restart_new_emulator]}, {<<"^3\\.5\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, {<<"^3\\.5\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, {<<"^3\\.6$">>,[restart_new_emulator]}, {<<"^3\\.6\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, {<<"^3\\.7$">>,[restart_new_emulator]}, - {<<"^3\\.7\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}], - [{<<"^3\\.4$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.2(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.3(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.4(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.4\\.5(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, - {<<"^3\\.5$">>,[restart_new_emulator]}, + {<<"^3\\.7\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, + {<<"^3\\.7\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}], + [{<<"^3\\.5$">>,[restart_new_emulator]}, {<<"^3\\.5\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, {<<"^3\\.5\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}, {<<"^3\\.6$">>,[restart_new_emulator]}, {<<"^3\\.6\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, {<<"^3\\.7$">>,[restart_new_emulator]}, - {<<"^3\\.7\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}]}. + {<<"^3\\.7\\.0(?:\\.[0-9]+)+$">>,[restart_new_emulator]}, + {<<"^3\\.7\\.1(?:\\.[0-9]+)*$">>,[restart_new_emulator]}]}. diff --git a/lib/stdlib/vsn.mk b/lib/stdlib/vsn.mk index d46173497b..cbefd6590a 100644 --- a/lib/stdlib/vsn.mk +++ b/lib/stdlib/vsn.mk @@ -1 +1 @@ -STDLIB_VSN = 3.7.1 +STDLIB_VSN = 3.8 |