On Thu, 26 Sep 2024 02:15:34 GMT, Fei Yang wrote:
>> I see sleef code only set frm to RNE, but I'm not quite sure.
>> Even if we can make sure current sleef only set frm to RNE, seems to me we
>> can not depends on current implement, it could change. Although good news is
>> we don't update sle
On Wed, 25 Sep 2024 12:53:17 GMT, Roman Kennke wrote:
>> This is the main body of the JEP 450: Compact Object Headers (Experimental).
>>
>> It is also a follow-up to #20640, which now also includes (and supersedes)
>> #20603 and #20605, plus the Tiny Class-Pointers parts that have been
>> prev
On Wed, 25 Sep 2024 12:53:17 GMT, Roman Kennke wrote:
>> This is the main body of the JEP 450: Compact Object Headers (Experimental).
>>
>> It is also a follow-up to #20640, which now also includes (and supersedes)
>> #20603 and #20605, plus the Tiny Class-Pointers parts that have been
>> prev
On Thu, 26 Sep 2024 15:59:50 GMT, Roberto Castañeda Lozano
wrote:
>> Ok, this is indeed relevant and helpful. This could segfault if we happen to
>> read from the very first object on the heap. I can solve this by allowing to
>> copy only 8 bytes onto the stack:
>> https://github.com/rkennke/
On Thu, 26 Sep 2024 13:58:02 GMT, Roman Kennke wrote:
> Does this look correct to you? Or better to do it as a follow-up?
I do not feel confident enough to review this part. If you want to include
https://github.com/rkennke/jdk/commit/097c2afa04397773e514552dfb942aa889bfa2c1
in this changeset,
On Thu, 26 Sep 2024 08:55:44 GMT, Roberto Castañeda Lozano
wrote:
>> Roman Kennke has updated the pull request incrementally with one additional
>> commit since the last revision:
>>
>> Allow LM_MONITOR on 32-bit platforms
>
> src/hotspot/cpu/x86/stubGenerator_x86_64.cpp line 4008:
>
>> 400
On Thu, 26 Sep 2024 07:54:32 GMT, Hamlin Li wrote:
>> Just a bit worried about the fact that manipunating CSR could be very costly
>> on RISC-V. Another choice would be adding an assertion about FP rounding
>> mode expecting RNE when returning back from the SLEEF routine. I also
>> checked flo
> Hi,
> Can you help to review this patch?
> Thanks!
>
> This patch is based on https://github.com/openjdk/jdk/pull/20781 which added
> the sleef source (in particular the generated sleef inline headers). We use
> sleef api to vectorize the math operations in vector api.
>
> On machine with vec
> Hi,
> Can you help to review this patch?
> Thanks!
>
> This patch is based on https://github.com/openjdk/jdk/pull/20781 which added
> the sleef source (in particular the generated sleef inline headers). We use
> sleef api to vectorize the math operations in vector api.
>
> On machine with vec
> This is the main body of the JEP 450: Compact Object Headers (Experimental).
>
> It is also a follow-up to #20640, which now also includes (and supersedes)
> #20603 and #20605, plus the Tiny Class-Pointers parts that have been
> previously missing.
>
> Main changes:
> - Introduction of the (
On Thu, 26 Sep 2024 13:04:57 GMT, Roberto Castañeda Lozano
wrote:
>> This comes from an assert in `LibraryCallKit::inline_string_indexOfI` and I
>> believe we can perhaps remove that assert and the !UCOH clause. I checked a
>> couple of tests that tripped that assert, and they seem to work fin
On Thu, 26 Sep 2024 11:39:02 GMT, Roman Kennke wrote:
>> src/hotspot/cpu/x86/stubGenerator_x86_64.cpp line 4008:
>>
>>> 4006: #ifdef COMPILER2
>>> 4007: if ((UseAVX == 2) && EnableX86ECoreOpts &&
>>> !UseCompactObjectHeaders) {
>>> 4008: generate_string_indexof(StubRoutines::_string_index
On Wed, 25 Sep 2024 12:53:17 GMT, Roman Kennke wrote:
>> This is the main body of the JEP 450: Compact Object Headers (Experimental).
>>
>> It is also a follow-up to #20640, which now also includes (and supersedes)
>> #20603 and #20605, plus the Tiny Class-Pointers parts that have been
>> prev
On Thu, 26 Sep 2024 16:15:39 GMT, Roman Kennke wrote:
>>> Does this look correct to you? Or better to do it as a follow-up?
>>
>> I do not feel confident enough to review this part. If you want to include
>> https://github.com/rkennke/jdk/commit/097c2afa04397773e514552dfb942aa889bfa2c1
>> in t
On Fri, 20 Sep 2024 16:09:13 GMT, Florian Weimer wrote:
> 8340552: Harden TzdbZoneRulesCompiler against missing zone names
This pull request has now been integrated.
Changeset: 1bc13a1c
Author:Florian Weimer
URL:
https://git.openjdk.org/jdk/commit/1bc13a1c10a580f84f1b7686c95344ec263
On Thu, 26 Sep 2024 13:14:04 GMT, Hamlin Li wrote:
>> Hi,
>> Can you help to review this patch?
>> Thanks!
>>
>> This patch is based on https://github.com/openjdk/jdk/pull/20781 which added
>> the sleef source (in particular the generated sleef inline headers). We use
>> sleef api to vectorize
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