They're used by hazard pointers and RCU both of which are going in.
Only 20 years from POC to a C++ standard. Time flies.


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On 6/19/2025 1:16 PM, jseigh wrote:

They're used by hazard pointers and RCU both of which are going in.
Only 20 years from POC to a C++ standard.ÿ Time flies.

:^) Nice.

Now what about data-dependent load barriers, ala consume? Well, a
consume that falls back to an acquire is a no go right off the bat
unless its on an Alpha?

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On 6/24/25 16:12, Chris M. Thomasson wrote:

On 6/19/2025 1:16 PM, jseigh wrote:

They're used by hazard pointers and RCU both of which are going in.
Only 20 years from POC to a C++ standard.ÿ Time flies.

:^) Nice.

Now what about data-dependent load barriers, ala consume? Well, a
consume that falls back to an acquire is a no go right off the bat
unless its on an Alpha?

https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1202r1.pdf

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On 6/24/2025 5:28 PM, jseigh wrote:

On 6/24/25 16:12, Chris M. Thomasson wrote:

On 6/19/2025 1:16 PM, jseigh wrote:

They're used by hazard pointers and RCU both of which are going in.
Only 20 years from POC to a C++ standard.ÿ Time flies.

:^) Nice.

Now what about data-dependent load barriers, ala consume? Well, a
consume that falls back to an acquire is a no go right off the bat
unless its on an Alpha?

https://www.open-std.org/jtc1/sc22/wg21/docs/papers/2019/p1202r1.pdf

Ahhh! I need to read all of it. The Strong always makes me nervous. For
some reason, I still like the SPARC membar instruction.

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