Integrate NVIDIA's S/R implementation into HPX

[isidorostsa]

This PR serves to replace the existing senders/receivers implementation in hpx with the stdexec implementation maintained by NVIDIA.

Big credits to the @pika-org team for their work when solving almost the same problem. This PR is built on top of much of that work.

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ -85.23%	✅ 0.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (9c53b99)	206733	176197	85.23%
Head commit (a8d51fe)	113511 (-93222)	0 (-176197)	0.00% (-85.23%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#6431)	87	0	0.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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[StellarBot]

Performance test report

HPX Performance

Comparison

BENCHMARK	FORK_JOIN_EXECUTOR	PARALLEL_EXECUTOR	SCHEDULER_EXECUTOR
For Each	(=)	-	-

Info

Property	Before	After
HPX Datetime	2024-03-18T14:00:30+00:00	2024-06-06T16:55:02+00:00
HPX Commit	d27ac2e	d6af62a
Envfile
Compiler	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1
Clustername	rostam	rostam
Datetime	2024-03-18T09:18:04.949759-05:00	2024-06-06T12:58:31.957730-05:00
Hostname	medusa08.rostam.cct.lsu.edu	medusa08.rostam.cct.lsu.edu

Comparison

BENCHMARK	NO-EXECUTOR
Future Overhead - Create Thread Hierarchical - Latch	=

Info

Property	Before	After
HPX Datetime	2024-03-18T14:00:30+00:00	2024-06-06T16:55:02+00:00
HPX Commit	d27ac2e	d6af62a
Envfile
Compiler	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1
Clustername	rostam	rostam
Datetime	2024-03-18T09:19:53.062988-05:00	2024-06-06T13:00:17.332364-05:00
Hostname	medusa08.rostam.cct.lsu.edu	medusa08.rostam.cct.lsu.edu

Comparison

BENCHMARK	FORK_JOIN_EXECUTOR_DEFAULT_FORK_JOIN_POLICY_ALLOCATOR	PARALLEL_EXECUTOR_DEFAULT_PARALLEL_POLICY_ALLOCATOR	SCHEDULER_EXECUTOR_DEFAULT_SCHEDULER_EXECUTOR_ALLOCATOR
Stream Benchmark - Add	(=)	(=)	(=)
Stream Benchmark - Scale	(=)	(=)	(=)
Stream Benchmark - Triad	=	(=)	(=)
Stream Benchmark - Copy	(=)	=	=

Info

Property	Before	After
HPX Datetime	2024-03-18T14:00:30+00:00	2024-06-06T16:55:02+00:00
HPX Commit	d27ac2e	d6af62a
Envfile
Compiler	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1	/opt/apps/llvm/13.0.1/bin/clang++ 13.0.1
Clustername	rostam	rostam
Datetime	2024-03-18T09:20:13.002391-05:00	2024-06-06T13:00:34.027301-05:00
Hostname	medusa08.rostam.cct.lsu.edu	medusa08.rostam.cct.lsu.edu

Explanation of Symbols

Symbol	MEANING
=	No performance change (confidence interval within ±1%)
(=)	Probably no performance change (confidence interval within ±2%)
(+)/(-)	Very small performance improvement/degradation (≤1%)
+/-	Small performance improvement/degradation (≤5%)
++/--	Large performance improvement/degradation (≤10%)
+++/---	Very large performance improvement/degradation (>10%)
?	Probably no change, but quite large uncertainty (confidence interval with ±5%)
??	Unclear result, very large uncertainty (±10%)
???	Something unexpected…

[hkaiser]

@isidorostsa just in case you were wondering... the Windows tests all fail with a segmentation fault (error code 0xc0000005)

[isidorostsa]

@isidorostsa just in case you were wondering... the Windows tests all fail with a segmentation fault (error code 0xc0000005)

Interestingly it's using c++17 too

[isidorostsa]

@hkaiser Should I rebase on top of #6507?

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ -85.23%	✅ 0.00%

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (9c53b99)	206733	176197	85.23%
Head commit (6a7c2ff)	122668 (-84065)	0 (-176197)	0.00% (-85.23%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#6431)	120	0	0.00%

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

See your quality gate settings    Change summary preferences

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