freenode/#clasp - IRC Chatlog
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17:10:09
drmeister
I don't know - I don't use lldb from this build so it doesn't matter? Maybe it makes the build a little faster?
17:13:09
drmeister
And gdb and udb. The python extensions are designed to work with all of them. No small feat and still highly experimental.
17:13:56
drmeister
There's a customized compatibility class for each of the debuggers and the extension works with the compatibility class.
17:19:33
drmeister
A really annoying thing about the debugger python extensions is that I can't seem to reload them when I'm in a debugging session. I have to shut the whole debugging session down and start over to load changes.
17:20:41
drmeister
@"__clasp_gcroots_in_module*9" = internal global { i64, i8*, i64, i64, i8**, i64 } zeroinitializer
17:21:33
drmeister
If all the fields are zero or NULL then it changes the initializer to 'zeroinitializer'. That probably means I can initialize large arrays with zero without expanding the size of bitcode files.
18:06:56
drmeister
I've changed the name of CONTAB to __clasp_literals to reflect its purpose better.
18:45:29
frgo
drmeister: Sorry to bother you again. I have llvm12 now built and installed. Now I am fighting with waf configure. LLVM_CONFIG_BINARY points to the correct binary. I still get Exception: You must have clang/llvm version 12 installed - you have 1 ...
18:47:33
frgo
I do exactly what drmeister does. Installed as same target in path /opt/llvm-project-tot.
18:51:06
cracauer
I also had to set LD_LIBRARY_PATH to include the llvm lib dir, but that is a different error message.
19:00:37
frgo
Found my issue. LLVM_VERSION_OVERRIDE needs to be set to True for llvm12. Otherwise wscript's version check fails.
19:03:59
drmeister
That's just short hand for "I mess around a lot on my system and forget to keep track of what I'm doing".
19:06:01
drmeister
frgo: Can you post the entire message that started with: "I still get Exception: You must have clang/llvm version 12 installed - you have 1 ..."
19:08:30
drmeister
raise Exception("You must have clang/llvm version %d installed - you have %s" % (LLVM_VERSION, cur_clang_version.split('.')[0]) )
19:12:32
drmeister
And if I change LLVM_VERSION to 12 ./waf configure works fine. And I suspect it won't work fine for you.
19:13:22
drmeister
Ok, now maybe that is the correct behavior and I have the wrong version of llvm - let me check that.
19:14:26
drmeister
See, there is what llvm I built in my development directory and then there is the llvm installed in /opt/llvm-project-tot
19:14:43
drmeister
What do you get with /opt/llvm-project-tot/bin/llvm-config --version??? I get 12.0.0git
19:16:10
drmeister
They must have changed the version of llvm in just the last few hours and I didn't install it in /opt/llvm-project-tot yet - so I didn't hit it.
19:16:41
drmeister
frgo: This is my bad - but it happened because llvm has been updating in the last couple of days and I didn't keep up.
19:18:00
frgo
I have been away for several months from all this. The f•cking Russian hackers almost stopped my dayjob company and I had to fight to get our data back.
19:20:46
drmeister
Because this is going to track the latest 12.x features that in the next couple of weeks should gain the JITLink/linux fixes
19:22:11
drmeister
Sorry about the confusion - I should have nailed this down correctly earlier. I've got a lot on my mind at the moment.
19:23:53
drmeister
Ok, so I've (1) pulled llvm from github (2) git checkout release/12.x (3) building and installing it in my /opt/llvm-project-tot directory (4) building clasp 'future' branch using that.
19:49:25
drmeister
Next week I'm going to buy one or two shares of GME because I like the stock and I fully expect to lose my investment.
20:15:23
drmeister
cracauer: Is there anything wrong with copying an entire source tree including git directory to another directory name?
20:25:08
cracauer
it's also useful to preserve last-written time so that you can see what you touched since the copy.
20:47:37
frgo
hm - now, when doing ./waf configure, I get: "err: ld: library not found for -lSystem" with gmp being tested during configure. Woe. I thought that worked. I am using the right llvm 12 now.
21:26:42
drmeister
You built in the past - perhaps something is hanging around. If you had a separate machine that had not built clasp before - you should be able to build on there.
21:27:28
frgo
Yes I am installing all libs via homebrew. I've not yet built successfully on Big Sur.
21:38:15
drmeister
I've built clasp on a couple of systems using exclusively homebrew packages - so I think it's working.
21:38:30
drmeister
If homebrew upgraded something and that broke the build - I'd very much like to know that.
21:39:02
luni
ok but maybe it depends from the processor anyways... maybe new version are fully sipported
21:40:17
luni
yes on catalina there were no issue at all but after the update i messed up a lot of things
21:45:04
drmeister
It's on the net. I have so many freakin' computers here. My 12 year old self is so excited.
21:55:15
drmeister
Re: WSB - once I realized that the WSB thing was about sticking it in the eye of Wall Street parasites it became a moral imperative to join in.
22:13:45
drmeister
That's a side-show. The game is GME. This explains it better: https://www.reddit.com/r/wallstreetbets/comments/l8izo3/beware_those_who_are_shilling_other_stocks/
22:18:23
drmeister
This is why I prefer to invest in myself and my people. But this looks like a protest and I have a soft spot for protests.
22:20:45
Bike
from what i can tell it's more like some bored stock traders on reddit are milking redditors in more or less a ponzi scheme. the reactions calling for social media to ban talking stocks or whatever are pretty funny though.
22:21:12
drmeister
Anyway, don't look to me for investing advice :-) I'm about to throw some money down a hole for a "principle".
22:22:33
drmeister
I'm sure after this that investment houses are going to start hiring "meme directors".
3:59:19
drmeister
I've been slowly working on the GCing of code. I just kicked the supports out from under the code and ObjectFile_O objects are being garbage collected but Code_O objects are not.
3:59:52
drmeister
Something is holding on to them - I'll have to write a tool to track ownership of objects back to roots.
4:00:18
Bike
hm, could it be other code? but i suppose they shouldn't be referring to each other directly
4:03:22
drmeister
It's also surprising how fast the system is. I expected it to get bogged down with all the code it has to slog through - but I don't notice any slowdown at all.
4:04:42
drmeister
I have a function (llvm-sys:release-object-files) - it zeros the linked list of object files.
4:04:58
drmeister
Then I do a GC and there is a cascade of object files that get finalized - but no code objects.
4:07:22
drmeister
ObjectFile_O objects point at Code_O objects. The Code_O objects are new - and nothing else should know about them let alone point to them.
4:08:13
drmeister
Oh wait ObjectFile_O objects have other raw pointers that I may be pointing at Code_O objects.
4:09:36
drmeister
If I clear the linked list of ObjectFile_O objects the ones that were being kept alive get collected.
4:10:00
drmeister
But their memory remains full of pointers to the Code_O objects so they remain alive.
4:10:22
drmeister
Until the old memory for ObjectFile_O gets overwritten the Code_O objects would remain.