At 04:28 PM 7/3/2001 +0100, Dave Mitchell wrote:
>By the way, the _Garbage Collection_ book is very worthy, but like
>Neitsche, "it gets a bit boring after a while." [*]
Truer words were never said. The table of contents could almost read:
.
.
.
Chapter 6: Same as chapter 5, only different
Chapt
Graham Barr <[EMAIL PROTECTED]> wrote:
> Ouch. I have quite often had applications that would use several hundred MB
> now. If I would need double that, then that is going to hurt. I am not
> familiar with copying collector GC, does anyone have a pointer to any
> papers etc.
The basic operation o
Here's a reference to the Bartlett 'mostly-copying' GC collector.
ftp://gatekeeper.dec.com/pub/DEC/WRL/research-reports/WRL-TR-88.2.pdf
Hans Boehm also has a decent GC reference page with links to Bartlett's, but
his GC is mark/sweep.
http://www.hpl.hp.com/personal/Hans_Boehm/gc/index.html
Grant M
At 03:18 PM 7/3/2001 +0100, Graham Barr wrote:
>On Tue, Jul 03, 2001 at 10:15:02AM -0400, Uri Guttman wrote:
> > > "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
> >
> > DS> We're going to use a copying collector. When the string gets
> > DS> copied as part of a compaction run things'll
At 10:15 AM 7/3/2001 -0400, Uri Guttman wrote:
> > "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
>
> DS> We're going to use a copying collector. When the string gets
> DS> copied as part of a compaction run things'll get cleaned up
> DS> appropriately. (Not that there's really any cle
On Tue, Jul 03, 2001 at 10:15:02AM -0400, Uri Guttman wrote:
> > "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
>
> DS> We're going to use a copying collector. When the string gets
> DS> copied as part of a compaction run things'll get cleaned up
> DS> appropriately. (Not that there's
> "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
DS> We're going to use a copying collector. When the string gets
DS> copied as part of a compaction run things'll get cleaned up
DS> appropriately. (Not that there's really any cleanup to do in that
DS> case) Granted the destination s
At 06:16 PM 7/2/2001 -0400, Uri Guttman wrote:
> > "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
>
> DS> At 09:07 PM 7/2/2001 +0100, Graham Barr wrote:
> >> I for one use s/^...// quite often in the knowledge that it is
> optimized to
> >> just move a pointer and not cause a copy of
> "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
DS> At 09:07 PM 7/2/2001 +0100, Graham Barr wrote:
>> I for one use s/^...// quite often in the knowledge that it is optimized to
>> just move a pointer and not cause a copy of the string.
DS> We'll still be doing that. (The leftover
At 09:19 PM 7/2/2001 +0100, Graham Barr wrote:
>On Mon, Jul 02, 2001 at 04:12:31PM -0400, Dan Sugalski wrote:
> > At 09:07 PM 7/2/2001 +0100, Graham Barr wrote:
> > >On Mon, Jul 02, 2001 at 03:52:34PM -0400, Dan Sugalski wrote:
> > > > At 08:36 PM 7/2/2001 +0100, Simon Cozens wrote:
> > > > >On Mo
On Mon, Jul 02, 2001 at 04:12:31PM -0400, Dan Sugalski wrote:
> At 09:07 PM 7/2/2001 +0100, Graham Barr wrote:
> >On Mon, Jul 02, 2001 at 03:52:34PM -0400, Dan Sugalski wrote:
> > > At 08:36 PM 7/2/2001 +0100, Simon Cozens wrote:
> > > >On Mon, Jul 02, 2001 at 03:00:54PM -0400, Dan Sugalski wrote:
At 09:07 PM 7/2/2001 +0100, Graham Barr wrote:
>On Mon, Jul 02, 2001 at 03:52:34PM -0400, Dan Sugalski wrote:
> > At 08:36 PM 7/2/2001 +0100, Simon Cozens wrote:
> > >On Mon, Jul 02, 2001 at 03:00:54PM -0400, Dan Sugalski wrote:
> > > > >what about starting offset? that is used now to shorten a st
On Mon, Jul 02, 2001 at 03:52:34PM -0400, Dan Sugalski wrote:
> At 08:36 PM 7/2/2001 +0100, Simon Cozens wrote:
> >On Mon, Jul 02, 2001 at 03:00:54PM -0400, Dan Sugalski wrote:
> > > >what about starting offset? that is used now to shorten a string from
> > > >the left side.
> > >
> > > D'oh! In.
At 08:36 PM 7/2/2001 +0100, Simon Cozens wrote:
>On Mon, Jul 02, 2001 at 03:00:54PM -0400, Dan Sugalski wrote:
> > >what about starting offset? that is used now to shorten a string from
> > >the left side.
> >
> > D'oh! In. Out goes the unused.
>
>Whoa there. Do we still actually want to do this?
On Mon, Jul 02, 2001 at 03:00:54PM -0400, Dan Sugalski wrote:
> >what about starting offset? that is used now to shorten a string from
> >the left side.
>
> D'oh! In. Out goes the unused.
Whoa there. Do we still actually want to do this? It's unclear whether
or not it's actually a net win.
--
> "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
>> Rationale: it burns my eyes to have a mix of names with and
>> without underscores.
DS> And it means no shift key needed.
from too many years of typing -> and foo_bar, i have my emacs map _ to -
and vise versa. so i can type foo_b
At 02:48 PM 7/2/2001 -0400, Uri Guttman wrote:
> > "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
[Typos and dropped phrases snipped]
Fixed, thanks.
>what about starting offset? that is used now to shorten a string from
>the left side.
D'oh! In. Out goes the unused.
At 01:53 PM 7/2/2001 -0500, Jarkko Hietaniemi wrote:
>Good thinking to leave space for future expansion. (A UV is
>guaranteed to be enough to hold a pointer, right?)
Yes, but we just lost it to the starting offset.
> > DS> }
>
>Rationale: it burns my eyes to have a mix of names with and
>wi
Silly stylistic nit:
> DS> struct perl_string {
> DS> void *string_buffer;
buffer
> DS> UV allocated;
> DS> UV byte_length;
bytes
> DS> UV flags;
> DS> UV character_length;
characters
> DS> UV encoding;
> DS> UV type;
> DS> UV unused;
Goo
> "DS" == Dan Sugalski <[EMAIL PROTECTED]> writes:
DS> The string header format has changed some to allow for type
DS> tagging. The flags infor for strings has changed as well.
^
DS> =head1 DESCRIPTION
DS> This PDD details the primitive datatypes that th
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