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Comparing Coro/Changes (file contents):
Revision 1.567 by root, Sun May 22 20:13:33 2011 UTC vs.
Revision 1.589 by root, Sun Feb 19 11:14:45 2012 UTC

2 2
3TODO: should explore PerlIO::coroaio (perl leaks like hell). 3TODO: should explore PerlIO::coroaio (perl leaks like hell).
4TODO: channel->maxsize(newsize)? 4TODO: channel->maxsize(newsize)?
5TODO: http://www.microsoft.com/msj/archive/s2ce.aspx 5TODO: http://www.microsoft.com/msj/archive/s2ce.aspx
6 6
7TODO: tutorial 7 - be more aggressive about exiting like perl does - formerly,
8TODO: in_eval, PL_tained 8 exiting from the non-main thread would not execute END blocks.
9
106.07 Fri Nov 11 21:21:48 CET 2011
11 - work around a bug in PerlIO (setting $SIG{__WARN__} to a PVCV).
12 - update ecb.h.
13
146.06 Mon Aug 8 23:59:48 CEST 2011
15 - cygwin unfortunately patches the stack at runtime, so we use the pthreads
16 backend, which is an order of magnitude slower. unfortunately, cygwins
17 pthread implementation isn't very complete either, so allocate the stack
18 twice just to be sure.
19 (note: cygwin also enables mymalloc, which is NOT THREADSAFE ON WINDOWS,
20 in its ithreaded perl - best recompile cygwin and use the 'w'indows
21 backend for much better performance. also disable ithreads for
22 even better performance...).
23
246.05 Thu Aug 4 21:36:36 CEST 2011
25 - blush, condvar values would not be propagated from send to recv anymore
26 (reported by Chip Salzenberg).
27 - use exponential increase for the readline buffer length in
28 Coro::Handle. also reduce initial allocation to 1020 from 4096 bytes.
29
306.04 Wed Aug 3 17:15:45 CEST 2011
31 - use even more efficient and more compatible condvars for
32 compatibility to AnyEvent 6.x :)
33 - more inconsequential ecb.h updates.
34
356.03 Wed Aug 3 11:41:30 CEST 2011
36 - change how Coro patches AnyEvent condvars for compatibility to
37 AnyEvent 6.x.
38 - update ecb.h, to no longer include <pthread.h> in case WinNT.h
39 hasn't been included.
40
416.02 Wed Jul 13 04:35:19 CEST 2011
42 - "improve portability to Gentoo" - gentoo manages to put perl variables
43 in memory areas that are farther than 2gb apart, which the jit couldn't
44 handle and barfed. now it's just a bit slower on gentoo and similar
45 systems.
46
476.01 Sun Jul 3 12:31:14 CEST 2011
48 - workarounds are good, but the test for whether pthreads are used
49 was not good. thisone should be better.
50 - check differently whether gcc generates cfi instructions itself.
51
526.0 Wed Jun 29 19:43:35 CEST 2011
9 - INCOMPATIBLE CHANGE: unreferenced coro objects will now be 53 - INCOMPATIBLE CHANGE: unreferenced coro objects will now be
10 destroyed and cleaned up automatically (e.g. async { schedule }). 54 destroyed and cleaned up automatically (e.g. async { schedule }).
55 - implement a JIT compiler for part of the thread switch code,
56 which gives a 50% speed improvement on threaded perls, and
57 about 4% on non-thraeded perls (so threaded perls now finally
58 reach about half the speed of non-threaded perls).
59 - slightly modernise Coro::Intro, add section about rouse functions.
60 - avoid DEFSV and ERRSV, giving another 10% improvement
61 in thread switching.
11 - Coro::State->is_destroyed is now called is_zombie. 62 - Coro::State->is_destroyed is now called is_zombie.
12 - implement a Coro->safe_cancel method that might fail, but 63 - implement a Coro->safe_cancel method that might fail, but
13 cancels in a "safer" way if it succeeds. 64 cancels in a "safer" way if it succeeds.
65 - add preliminary support for DEBUGGING perls.
14 - get rid of two hash-accesses when initialising a new Coro - this 66 - get rid of two hash-accesses when initialising a new Coro - this
15 speeds up coro creation by almost a factor of two. 67 speeds up coro creation by almost a factor of two.
16 - croak when a coro that is being cancelled tries to block 68 - croak when a coro that is being cancelled tries to block
17 (e.g. while executing a guard block), instead of crashing or 69 (e.g. while executing a guard block), instead of crashing or
18 deadlocking. 70 deadlocking.
32 functions to have destructors. 84 functions to have destructors.
33 - get rid if coro refcounting - simply crash in other interpreter 85 - get rid if coro refcounting - simply crash in other interpreter
34 threads by nulling the pointers on clone. 86 threads by nulling the pointers on clone.
35 - simplify warn/die hook handling when loading Coro - the convoluted 87 - simplify warn/die hook handling when loading Coro - the convoluted
36 logic seems to be no longer neccessary. 88 logic seems to be no longer neccessary.
89 - use libecb instead of our own home-grown gcc hacks.
90 - document alternatives to Coro::LWP. Please use them :)
91 - work around another mindless idiotic NEEDLESS bug in openbsd/mirbsds
92 sigaltstack. Really. wine suffers from it, erlang suffers from it,
93 and it's known since at least 2006.
37 94
385.372 Wed Feb 23 06:14:30 CET 2011 955.372 Wed Feb 23 06:14:30 CET 2011
39 - apparently mingw doesn't provide a working gettimeofday, try to 96 - apparently mingw doesn't provide a working gettimeofday, try to
40 work around that by relying on Time::HiRes (indirectly brought to 97 work around that by relying on Time::HiRes (indirectly brought to
41 my attention by Max Maischein). 98 my attention by Max Maischein).

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