Age | Commit message (Collapse) | Author |
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Notes:
Merged: https://github.com/ruby/ruby/pull/3660
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Update the lldb script so it can mostly recover a Ruby stack trace from
a core file. It's still missing line numbers and dealing with CFUNCs,
but you use it like this:
```
(lldb) rbbt ec
rb_control_frame_t TYPE
0x7f6fd6555fa0 EVAL ./bootstraptest/runner.rb error!!
0x7f6fd6555f68 METHOD ./bootstraptest/runner.rb main
0x7f6fd6555f30 METHOD ./bootstraptest/runner.rb in_temporary_working_directory
0x7f6fd6555ef8 METHOD /home/aaron/git/ruby/lib/tmpdir.rb mktmpdir
0x7f6fd6555ec0 BLOCK ./bootstraptest/runner.rb block in in_temporary_working_directory
0x7f6fd6555e88 CFUNC
0x7f6fd6555e50 BLOCK ./bootstraptest/runner.rb block (2 levels) in in_temporary_working_directory
0x7f6fd6555e18 BLOCK ./bootstraptest/runner.rb block in main
0x7f6fd6555de0 METHOD ./bootstraptest/runner.rb exec_test
0x7f6fd6555da8 CFUNC
0x7f6fd6555d70 BLOCK ./bootstraptest/runner.rb block in exec_test
0x7f6fd6555d38 CFUNC
0x7f6fd6555d00 TOP /home/aaron/git/ruby/bootstraptest/test_insns.rb error!!
0x7f6fd6555cc8 CFUNC
0x7f6fd6555c90 BLOCK /home/aaron/git/ruby/bootstraptest/test_insns.rb block in <top (required)>
0x7f6fd6555c58 METHOD ./bootstraptest/runner.rb assert_equal
0x7f6fd6555c20 METHOD ./bootstraptest/runner.rb assert_check
0x7f6fd6555be8 METHOD ./bootstraptest/runner.rb show_progress
0x7f6fd6555bb0 METHOD ./bootstraptest/runner.rb with_stderr
0x7f6fd6555b78 BLOCK ./bootstraptest/runner.rb block in show_progress
0x7f6fd6555b40 BLOCK ./bootstraptest/runner.rb block in assert_check
0x7f6fd6555b08 METHOD ./bootstraptest/runner.rb get_result_string
0x7f6fd6555ad0 METHOD ./bootstraptest/runner.rb make_srcfile
0x7f6fd6555a98 CFUNC
0x7f6fd6555a60 BLOCK ./bootstraptest/runner.rb block in make_srcfile
```
Getting the main execution context is difficult (it is stored in a
thread local) so for now you must supply an ec and this will make a
backtrace
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RubyVM.stat[:global_method_state] is no longer available so
this test doesn't check any more.
Notes:
Merged: https://github.com/ruby/ruby/pull/3657
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Now ruby_vm_global_method_state is not used so let's remove it.
Notes:
Merged: https://github.com/ruby/ruby/pull/3657
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generic_ivtbl is a process global table to maintain instance variables
for non T_OBJECT/T_CLASS/... objects. So we need to protect them
for multi-Ractor exection.
Hint: we can make them Ractor local for unshareable objects, but
now it is premature optimization.
Notes:
Merged: https://github.com/ruby/ruby/pull/3655
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(1) recorded_lock_rec > current_lock_rec should not be occurred
on rb_ec_vm_lock_rec_release().
(2) should be release VM lock at EXEC_TAG(), not POP_TAG().
(3) some refactoring.
Notes:
Merged: https://github.com/ruby/ruby/pull/3655
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ref bf3b2a43741e4f72be21bc6acf24d37e7fcff61c
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Encoding objects can be accessed in multi-ractors and there is no
state to mutate. So we can mark it as frozen and shareable.
[Bug #17188]
Notes:
Merged: https://github.com/ruby/ruby/pull/3654
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enc_table which manages Encoding information. rb_encoding_list
also manages Encoding objects. Both are accessed/modified by ractors
simultaneously so that they should be synchronized.
For enc_table, this patch introduced GLOBAL_ENC_TABLE_ENTER/LEAVE/EVAL
to access this table with VM lock. To make shortcut, three new global
variables global_enc_ascii, global_enc_utf_8, global_enc_us_ascii are
also introduced.
For rb_encoding_list, we split it to rb_default_encoding_list (256 entries)
and rb_additional_encoding_list. rb_default_encoding_list is fixed sized Array
so we don't need to synchronized (and most of apps only needs it). To manage
257 or more encoding objects, they are stored into rb_additional_encoding_list.
To access rb_additional_encoding_list., VM lock is needed.
Notes:
Merged: https://github.com/ruby/ruby/pull/3654
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If a ractor getting a VM lock (monitor) raises an exception,
unlock can be skipped. To release VM lock correctly on exception
(or other jumps with JUMP_TAG), EC_POP_TAG() releases VM lock.
Notes:
Merged: https://github.com/ruby/ruby/pull/3654
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on Android
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Using Fiber#transfer with Fiber#resume for a same Fiber is
limited (once Fiber#transfer is called for a fiber, the fiber
can not be resumed more). This restriction was introduced to
protect the resume/yield chain, but we realized that it is too much
to protect the chain. Instead of the current restriction, we
introduce some other protections.
(1) can not transfer to the resuming fiber.
(2) can not transfer to the yielding fiber.
(3) can not resume transferred fiber.
(4) can not yield from not-resumed fiber.
[Bug #17221]
Also at the end of a transferred fiber, it had continued on root fiber.
However, if the root fiber resumed a fiber (and that fiber can resumed
another fiber), this behavior also breaks the resume/yield chain.
So at the end of a transferred fiber, switch to the edge of resume
chain from root fiber.
For example, root fiber resumed f1 and f1 resumed f2, transferred to
f3 and f3 terminated, then continue from the fiber f2 (it was continued
from root fiber without this patch).
Notes:
Merged: https://github.com/ruby/ruby/pull/3636
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Attempting to create a hard link raises EACCES
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Add missing period.
Notes:
Merged: https://github.com/ruby/ruby/pull/3650
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Notes:
Merged: https://github.com/ruby/ruby/pull/3642
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Notes:
Merged: https://github.com/ruby/ruby/pull/3648
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It uses random to determine if the bignum is sparse or not.
It is arguable if three-digit samples are enough or not to determine it,
but anyway, consuming Random source implicitly is not good.
I introduced the random sampling mechanism, and I don't know any
significant reason to do so. So, let's remove it.
This change makes the sampling points fixed: 40th, 50th, and 60th
percentiles.
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... instead of 1 because it requires "modulo 1". [Bug #17257]
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Notes:
Merged: https://github.com/ruby/ruby/pull/3651
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Also unwrap NODE_RIPPER to check the method name.
Notes:
Merged: https://github.com/ruby/ruby/pull/3649
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https://github.com/ruby/io-console/commit/f84e6abcce
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When `min: 0` is given to `IO#getch` with `time:` option, it is
expected to return nil if timed out, and needed for source code
the compatibility with unixen platforms.
https://github.com/ruby/io-console/commit/a2afbe72bd
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Fixed TypeError when IO#getch timed out
`rb_io_wait` returns a bit-flags Integer representing available
events, or Qfalse if timed out. Also the result of `NUM2INT` is
not a `VALUE`.
```
$ ./bin/ruby -v -rio/console -e "p IO.console.getch(intr: true, time: 0.1)"
ruby 3.0.0dev (2020-10-09T20:27:30Z master 5ea2ea74cc) [x64-mingw32]
-e:1:in `getch': no implicit conversion of false into Integer (TypeError)
from -e:1:in `<main>'
```
https://github.com/ruby/io-console/commit/3bdfaf62df
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* Fixed backward compatibility.
* Added missing `rb_scheduler_timeout` declaration.
https://github.com/ruby/io-console/commit/813806079f
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* Keep Ractor#recv/Ractor.recv as an alias for now.
Notes:
Merged: https://github.com/ruby/ruby/pull/3626
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Notes:
Merged-By: soutaro <matsumoto@soutaro.com>
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Notes:
Merged-By: marcandre <github@marc-andre.ca>
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alway -> always
Notes:
Merged: https://github.com/ruby/ruby/pull/3646
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Notes:
Merged-By: soutaro <matsumoto@soutaro.com>
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Save and restore `lex_context` as-is wholely, and save in
`k_class` and `k_module` to workaround look-ahead reading.
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This fixes the lldb disassembler script so that it doesn't need a live
process when disassembling rb_iseq_t. I also added the PC to the output
so you can tell what the VM is executing when it crashed.
For example:
```
(lldb) rbdisasm ec->cfp->iseq
PC IDX insn_name(operands)
0x56039f0a1720 0000 nop
0x56039f0a1728 0001 getlocal_WC_1( 5 )
0x56039f0a1738 0003 branchunless( 7 )
0x56039f0a1748 0005 getlocal_WC_0( 3 )
0x56039f0a1758 0007 putstring( (VALUE)0x56039f0c7eb8 )
0x56039f0a1768 0009 opt_send_without_block( (struct rb_call_data *)0x56039f09f140 )
0x56039f0a1778 0011 pop
0x56039f0a1780 0012 getglobal( ID: 0x7fd7 )
0x56039f0a1790 0014 branchunless( 7 )
0x56039f0a17a0 0016 getlocal_WC_0( 3 )
0x56039f0a17b0 0018 putstring( (VALUE)0x56039f0c7e90 )
0x56039f0a17c0 0020 opt_send_without_block( (struct rb_call_data *)0x56039f09f150 )
0x56039f0a17d0 0022 pop
0x56039f0a17d8 0023 getlocal_WC_0( 3 )
0x56039f0a17e8 0025 putobject( (VALUE)0x56039f0c7e68 )
0x56039f0a17f8 0027 getlocal_WC_1( 6 )
0x56039f0a1808 0029 dup
0x56039f0a1810 0030 checktype( 5 )
0x56039f0a1820 0032 branchif( 4 )
0x56039f0a1830 0034 dup
0x56039f0a1838 0035 opt_send_without_block( (struct rb_call_data *)0x56039f09f160 )
0x56039f0a1848 0037 tostring
0x56039f0a1850 0038 putobject( (VALUE)0x56039f0c7e40 )
0x56039f0a1860 0040 concatstrings( 3 )
0x56039f0a1870 0042 opt_send_without_block( (struct rb_call_data *)0x56039f09f170 )
0x56039f0a1880 0044 nop
0x56039f0a1888 0045 leave
(lldb) p ec->cfp->pc
(const VALUE *) $146 = 0x000056039f0a1848
```
Here we can see the VM is currently executing `opt_send_without_block`
(because the PC is one ahead of the current instruction)
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* Enhanced RDoc for String#insert
Notes:
Merged-By: BurdetteLamar <BurdetteLamar@Yahoo.com>
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