https://issues.dlang.org/show_bug.cgi?id=4717
--- Comment #12 from github-bugzi...@puremagic.com ---
Commit pushed to stable at https://github.com/dlang/phobos
https://github.com/dlang/phobos/commit/7a3700135944be30279aeaec0aa32849fdc30adc
Fix Issue 4717 - std.bitmanip.BitArray changes
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https://issues.dlang.org/show_bug.cgi?id=4717
github-bugzi...@puremagic.com changed:
What|Removed |Added
Status|NEW |RESOLVED
Resolution|--
https://issues.dlang.org/show_bug.cgi?id=4717
--- Comment #11 from github-bugzi...@puremagic.com ---
Commit pushed to master at https://github.com/dlang/phobos
https://github.com/dlang/phobos/commit/7a3700135944be30279aeaec0aa32849fdc30adc
Fix Issue 4717 - std.bitmanip.BitArray changes
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https://issues.dlang.org/show_bug.cgi?id=4717
Andrei Alexandrescu changed:
What|Removed |Added
Keywords||bootcamp
CC|
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #10 from Don 2010-09-22 13:10:44 PDT ---
(In reply to comment #9)
> See also:
> http://www.strchr.com/crc32_popcnt
> http://wm.ite.pl/articles/sse-popcount.html
Yes, I saw those.
I made a simple 256-entry table lookup implementati
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #9 from bearophile_h...@eml.cc 2010-09-22 12:24:24 PDT ---
See also:
http://www.strchr.com/crc32_popcnt
http://wm.ite.pl/articles/sse-popcount.html
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--- Comment #8 from bearophile_h...@eml.cc 2010-08-26 07:56:20 PDT ---
See also bug 4124 and bug 4123
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--- Comment #7 from Don 2010-08-25 01:47:59 PDT ---
(In reply to comment #5)
> I see, I think you are talking about using a SWAR approach then. I have never
> used it for this job, but it sounds intersting. I'd like to do some benchmarks
> to s
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #6 from bearophile_h...@eml.cc 2010-08-24 14:02:31 PDT ---
For efficiency on 64 bit systems too you may change this code from the BitArray
struct:
struct BitArray
{
size_t len;
uint* ptr;
...
void init(void[] v, size_t
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #5 from bearophile_h...@eml.cc 2010-08-24 06:31:52 PDT ---
I see, I think you are talking about using a SWAR approach then. I have never
used it for this job, but it sounds intersting. I'd like to do some benchmarks
to see what the m
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #4 from Don 2010-08-24 05:55:05 PDT ---
(In reply to comment #3)
> Answer to Comment 2:
> The code in the bithacks site I have given URL of probably is what you were
> talking about.
> But then there are refined algorithms to use th
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #3 from bearophile_h...@eml.cc 2010-08-24 03:57:46 PDT ---
Answer to Comment 2:
The code in the bithacks site I have given URL of probably is what you were
talking about.
But then there are refined algorithms to use the basic code sh
http://d.puremagic.com/issues/show_bug.cgi?id=4717
Don changed:
What|Removed |Added
CC||clugd...@yahoo.com.au
--- Comment #2 from Don 2
http://d.puremagic.com/issues/show_bug.cgi?id=4717
--- Comment #1 from bearophile_h...@eml.cc 2010-08-23 17:38:53 PDT ---
As alternative flipAll() may be named flip() (with no arguments).
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