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2018-02-12Update version numbersErlang/OTP
2018-02-12Merge 'sverker/maint-19/alloc-n-migration/ERIERL-88'Sverker Eriksson
into 'sverker/maint-20/alloc-n-migration/ERIERL-88' OTP-14915 OTP-14916 OTP-14917 OTP-14918
2018-02-12Merge 'sverker/carrier-migration-improvements'Sverker Eriksson
into 'sverker/maint-19/alloc-n-migration/ERIERL-88'
2018-02-12erts: Add system_flags(erts_alloc,"+M?sbct *")Sverker Eriksson
to change sbct limit in runtime for chosen allocator type. With great power comes great responsibility.
2018-02-12erts: Add age order first fit allocator strategiesSverker Eriksson
ageffcaoff: Age First Fit Carrier, Address Order First Fit (within carrier) ageffcbf : Age First Fit Carrier, Best Fit (within carrier) ageffcaobf: Age First Fit Carrier, Address Order Best Fit (within carrier) Prefer old carriers, the older the better.
2018-02-08erts: Refactor erl_ao_firstfit_allocSverker Eriksson
In preparation for carrier age order. Change 'flavor' to 'blk_order' and 'crr_order'.
2018-02-08erts: Add migration options "acnl" and "acfml"Sverker Eriksson
acnl: Abandon Carrier Nr Limit acfml: Abandon Carrier Free block Min Limit
2018-01-24Merge branch 'sverker/hipe-load-fixing/OTP-14891' into maintSverker Eriksson
2018-01-24Merge PR-1684 from sverker/float_to_list-rounding-bug/OTP-14890Sverker Eriksson
Fix rounding bug in float_to_list/2
2018-01-24kernel: Ignore cores in erl_distribution_SUITELukas Larsson
Some bash versions segfault when a unicode argument is given so we ignore cores created by nodes spawned by this testcase.
2018-01-17Fix slow hipe executionSverker Eriksson
particularly slow erlc when compiler is hipe compiled. hipe_unified_loader:load did not patch external call sites and instead caused a double hipe mode switch per call. hipe_unified_loader:load is only used for early modules first loaded as beam and by code:atomic_load and friends.
2018-01-17Merge branch 'fhunleth/binary_to_integer_chec/PR-1671/OTP-14879' into maintLukas Larsson
* fhunleth/binary_to_integer_chec/PR-1671/OTP-14879: Fail if ':' is passed to binary_to_integer/2
2018-01-17Fix a broken erlang:trace/3 link in docKonstantinos Kallas
2018-01-16Merge branch 'hasse/stdlib/unicode_stacktrace/OTP-14847/ERL-553' into maintHans Bolinder
* hasse/stdlib/unicode_stacktrace/OTP-14847/ERL-553: stdlib: Handle Unicode when formatting stacktraces
2018-01-15Merge branch 'sverker/cuddle-big-bin-tests' into maintSverker Eriksson
2018-01-15Merge branch 'sverker/term_to_binary-spec/ERL-548/OTP-14876' into maintSverker Eriksson
2018-01-15erts: Refactor and cleanup sys_double_to_chars_fastSverker Eriksson
Replace long long with Uint64
2018-01-15erts: Fix float_to_list(F, [{decimals,D}]).Sverker Eriksson
Example symptom: 1> float_to_list(0.145, [{decimals,1}]). "0.2" There were two problems in sys_double_to_chars_fast 1. Most serious was adding 0.55555555 / (10^D) instead of 0.5 / (10^D) which imposed a 5.5% risk of a faulty rounding up. 2. Using fixpoint for frac_part which lost significant bits if F < 0.5
2018-01-15erts: Fix buffer overflow bug in erts_printf %fSverker Eriksson
Sign character was not accounted for. Ex: float_to_list(-3.1265538967899625e+69, [{decimals,16}]).
2018-01-15stdlib: Handle Unicode when formatting stacktracesHans Bolinder
See also ERL-553 and ERL-544 (commit c3ddb0f).
2018-01-11Merge branch 'rickard/file-encoding-stacktraces/OTP-14847/ERL-544' into maintRickard Green
* rickard/file-encoding-stacktraces/OTP-14847/ERL-544: Fix encoding of filenames in stacktraces
2018-01-11Fix encoding of filenames in stacktracesRickard Green
2018-01-11Merge branch 'rickard/libs-libz/ERL-529/OTP-14840' into maintRickard Green
* rickard/libs-libz/ERL-529/OTP-14840: Do not add -lz to LIBS; keep it in Z_LIB
2018-01-09erts: Fix term_to_binary/2 specSverker Eriksson
2018-01-04erts: Add non fatal big binary creation for test purposeSverker Eriksson
2018-01-04erts: Refactor ProcBin creationSverker Eriksson
into utility functions.
2018-01-03Fail if ':' is passed to binary_to_integer/2Frank Hunleth
Before: 1> binary_to_integer(<<":">>, 16). 3 After: 1> binary_to_integer(<<":">>, 16). ** exception error: bad argument in function binary_to_integer/2 called as binary_to_integer(<<":">>,16) Prior to this change, both list_to_integer/2 and binary_to_integer/2 would convert strings with values between ASCII '9' up to '0'+base for base > 10. For example, when converting in base 16, you could pass ':', ';', '<', '=', '>', and '?' without getting an exception. This was due to a missing check in c2int_is_invalid_char(). This change adds the missing check and a regression test for passing ':'. It also simplifies the code and tightens up an out-of-bounds check to make it off-by-one rather than off-by-two.
2018-01-03Merge PR-1664 from sverker/sverker/hipe-bs_put_utf8-gc-bug OTP-14850Sverker Eriksson
Fix GC bug for HiPE primop bs_put_utf8
2018-01-03Add PRIMOP_ABI_VSN to erts checksumSverker Eriksson
in order to detect incompatible changes in primop interface (which we just did for bs_put_utf8) and refuse hipe loading.
2018-01-03Fix bug in hipe primop bs_put_utf8Sverker Eriksson
by preventing it from doing GC, which generated code relies on.
2017-12-21Merge branch 'sverker/cuddle-valgrind' into maintSverker Eriksson
2017-12-20erts: Add more stats for mbcs_poolSverker Eriksson
similar to the ones in OTP-19.2.3.1
2017-12-20erts: Fix alloc_SUITE:migrationSverker Eriksson
It crashed due to recursive calls to alloc_util in carrier initialization test callback.
2017-12-20erts: Improve carrier pool searchSverker Eriksson
* Give back carrier to owner when put in pool with use of dd-queue. * Replace pooled_list with pooled_tree for more efficient search of all owned pooled carriers. * Remove traitor_list as it does not serve much purpose anymore. * Add HOMECOMING bit flag in crr->allctr atomic to (1) avoid double enqueue into dd-enqueue. (2) trigger read barrier in get_used_allctr for newly received carriers.
2017-12-20erts: Improve alloc_SUITE:migrationSverker Eriksson
to mix it up with some realloc calls.
2017-12-20erts: Refactor carrier dealloc migrationSverker Eriksson
by adding a dedicated 'homecoming_dd_block' to use in dd-queue. + Preparation for dd-queue-migration of non-empty carriers. + Get rid of ugly hack where blk->carrier pointer is overwritten by dd-queue and then have to be restored.
2017-12-18Do not add -lz to LIBS; keep it in Z_LIBRickard Green
2017-12-13erts: Add core dumps from valgrind to z_SUITE searchSverker Eriksson
2017-12-12erts: Trim driver_SUITE:smp_select for slow valgrindSverker Eriksson
Symptom: "Closing pipe in state Waiting. Event lost?" Snake oil: Do erlang:yield() instead of busy spinning in "Waiting" state.
2017-12-08Update release notesErlang/OTP
2017-12-08Update version numbersErlang/OTP
2017-12-05Merge branch 'john/erts/lcnt-fix-reg-proc-names/OTP-14803' into maintJohn Högberg
2017-12-04Fix process name resolution in lcnt resultsJohn Högberg
2017-12-04Merge pull request #1628 from mikpe/erts-hipe-more-print-fixesBjörn Gustavsson
fix output formatting in several HiPE debug BIFs OTP-14804
2017-11-30Merge PR-1636 from nox/enif-reallocSverker Eriksson
Document enif_realloc and pointer alignment guarantees
2017-11-30Merge pull request #1633 from sunboshan/atom-size-fixBjörn Gustavsson
Fix integer overflow when set a large maximum value for atom table OTP-14796
2017-11-27Merge branch 'sverker/run_erl-log-gen-doc' into maintSverker Eriksson
2017-11-27Merge branch 'john/erts/fix-nif-ioq-version/OTP-14779' into maintJohn Högberg
2017-11-24Fix purging of modules with "fake literals"Björn Gustavsson
When compiling Erlang source code, the literal area for the module can only contain data types that have a literal syntax. However, it is possible to sneak in other data types (such as references) in the literal pool by compiling from abstract or assembly code. Those "fake literals" would work fine, but would crash the runtime system when the module containing the literals was purged. Although fake literals are not officially supported, the runtime should not crash when attempting to use them. Therefore, fix the garbage collection of literals and releasing of literal areas. https://bugs.erlang.org/browse/ERL-508
2017-11-24Merge branch 'bjorn/base64-in-dumps/OTP-14686' into maintBjörn Gustavsson
* bjorn/base64-in-dumps/OTP-14686: Use base64 encoding in crash dumps Correct parsing of sub binaries Generalize passing of options for decoding