Use stacked method tables

[vchuravy]

Companion to JuliaGPU/GPUCompiler.jl#494 & JuliaGPU/OpenCL.jl#325

[github-actions]

Benchmark Results

	main	cecfd9b...	main / cecfd9b...
saxpy/default/Float32/1024	0.0456 ± 0.03 ms	0.0433 ± 0.03 ms	1.05 ± 0.99
saxpy/default/Float32/1048576	0.449 ± 0.024 ms	0.444 ± 0.02 ms	1.01 ± 0.071
saxpy/default/Float32/16384	0.0551 ± 0.025 ms	0.0551 ± 0.026 ms	1 ± 0.66
saxpy/default/Float32/2048	0.045 ± 0.027 ms	0.0447 ± 0.027 ms	1.01 ± 0.85
saxpy/default/Float32/256	0.0415 ± 0.028 ms	0.042 ± 0.03 ms	0.988 ± 0.97
saxpy/default/Float32/262144	0.154 ± 0.025 ms	0.156 ± 0.024 ms	0.988 ± 0.22
saxpy/default/Float32/32768	0.0603 ± 0.025 ms	0.0588 ± 0.025 ms	1.03 ± 0.61
saxpy/default/Float32/4096	0.048 ± 0.022 ms	0.0473 ± 0.023 ms	1.01 ± 0.69
saxpy/default/Float32/512	0.048 ± 0.03 ms	0.046 ± 0.03 ms	1.04 ± 0.93
saxpy/default/Float32/64	0.041 ± 0.025 ms	0.0406 ± 0.027 ms	1.01 ± 0.93
saxpy/default/Float32/65536	0.0731 ± 0.026 ms	0.0726 ± 0.025 ms	1.01 ± 0.5
saxpy/default/Float64/1024	0.0438 ± 0.029 ms	0.0435 ± 0.029 ms	1.01 ± 0.96
saxpy/default/Float64/1048576	0.539 ± 0.079 ms	0.531 ± 0.061 ms	1.01 ± 0.19
saxpy/default/Float64/16384	0.0588 ± 0.026 ms	0.0565 ± 0.026 ms	1.04 ± 0.66
saxpy/default/Float64/2048	0.0444 ± 0.026 ms	0.0446 ± 0.026 ms	0.994 ± 0.83
saxpy/default/Float64/256	0.0427 ± 0.03 ms	0.0417 ± 0.03 ms	1.02 ± 1
saxpy/default/Float64/262144	0.166 ± 0.027 ms	0.164 ± 0.026 ms	1.01 ± 0.23
saxpy/default/Float64/32768	0.0665 ± 0.025 ms	0.0652 ± 0.025 ms	1.02 ± 0.55
saxpy/default/Float64/4096	0.0482 ± 0.023 ms	0.0472 ± 0.023 ms	1.02 ± 0.69
saxpy/default/Float64/512	0.0429 ± 0.03 ms	0.0428 ± 0.03 ms	1 ± 0.98
saxpy/default/Float64/64	0.0401 ± 0.023 ms	0.0404 ± 0.027 ms	0.993 ± 0.86
saxpy/default/Float64/65536	0.0831 ± 0.025 ms	0.0827 ± 0.026 ms	1.01 ± 0.44
saxpy/static workgroup=(1024,)/Float32/1024	0.042 ± 0.03 ms	0.0424 ± 0.03 ms	0.991 ± 0.98
saxpy/static workgroup=(1024,)/Float32/1048576	0.453 ± 0.024 ms	0.441 ± 0.021 ms	1.03 ± 0.073
saxpy/static workgroup=(1024,)/Float32/16384	0.0529 ± 0.025 ms	0.0514 ± 0.025 ms	1.03 ± 0.69
saxpy/static workgroup=(1024,)/Float32/2048	0.0428 ± 0.027 ms	0.0432 ± 0.027 ms	0.992 ± 0.87
saxpy/static workgroup=(1024,)/Float32/256	0.0418 ± 0.025 ms	0.0434 ± 0.026 ms	0.964 ± 0.82
saxpy/static workgroup=(1024,)/Float32/262144	0.153 ± 0.026 ms	0.158 ± 0.024 ms	0.971 ± 0.22
saxpy/static workgroup=(1024,)/Float32/32768	0.0575 ± 0.025 ms	0.0562 ± 0.024 ms	1.02 ± 0.63
saxpy/static workgroup=(1024,)/Float32/4096	0.0461 ± 0.023 ms	0.0455 ± 0.024 ms	1.01 ± 0.73
saxpy/static workgroup=(1024,)/Float32/512	0.0438 ± 0.028 ms	0.05 ± 0.028 ms	0.876 ± 0.74
saxpy/static workgroup=(1024,)/Float32/64	0.0459 ± 0.022 ms	0.0469 ± 0.024 ms	0.978 ± 0.69
saxpy/static workgroup=(1024,)/Float32/65536	0.0719 ± 0.026 ms	0.0697 ± 0.025 ms	1.03 ± 0.52
saxpy/static workgroup=(1024,)/Float64/1024	0.042 ± 0.03 ms	0.0424 ± 0.03 ms	0.991 ± 0.99
saxpy/static workgroup=(1024,)/Float64/1048576	0.548 ± 0.076 ms	0.5 ± 0.061 ms	1.09 ± 0.2
saxpy/static workgroup=(1024,)/Float64/16384	0.0557 ± 0.025 ms	0.0533 ± 0.025 ms	1.05 ± 0.69
saxpy/static workgroup=(1024,)/Float64/2048	0.0424 ± 0.026 ms	0.0425 ± 0.026 ms	0.997 ± 0.86
saxpy/static workgroup=(1024,)/Float64/256	0.043 ± 0.027 ms	0.0416 ± 0.027 ms	1.03 ± 0.93
saxpy/static workgroup=(1024,)/Float64/262144	0.163 ± 0.028 ms	0.161 ± 0.027 ms	1.01 ± 0.25
saxpy/static workgroup=(1024,)/Float64/32768	0.0628 ± 0.025 ms	0.0611 ± 0.025 ms	1.03 ± 0.59
saxpy/static workgroup=(1024,)/Float64/4096	0.0464 ± 0.024 ms	0.0452 ± 0.024 ms	1.03 ± 0.75
saxpy/static workgroup=(1024,)/Float64/512	0.0438 ± 0.028 ms	0.0443 ± 0.028 ms	0.99 ± 0.89
saxpy/static workgroup=(1024,)/Float64/64	0.0417 ± 0.026 ms	0.0438 ± 0.026 ms	0.952 ± 0.82
saxpy/static workgroup=(1024,)/Float64/65536	0.0799 ± 0.027 ms	0.0795 ± 0.026 ms	1.01 ± 0.47
time_to_load	1.34 ± 0.012 s	1.33 ± 0.018 s	1.01 ± 0.016

Benchmark Plots

A plot of the benchmark results have been uploaded as an artifact to the workflow run for this PR.
Go to "Actions"->"Benchmark a pull request"->[the most recent run]->"Artifacts" (at the bottom).

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 47.59%. Comparing base (60a17b5) to head (cecfd9b).
Report is 7 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #615      +/-   ##
==========================================
- Coverage   47.70%   47.59%   -0.12%     
==========================================
  Files          22       22              
  Lines        1723     1727       +4     
==========================================
  Hits          822      822              
- Misses        901      905       +4     

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