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Update todo list

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Peter Boyle 2019-08-14 13:07:26 +01:00
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commit 2b037e3daa
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73
TODO
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@ -1,30 +1,31 @@
=========================================================
General
=========================================================
- Make representations code take Gimpl - Make representations code take Gimpl
- Simplify the HMCand remove modules - Simplify the HMCand remove modules
- Lattice_arith - are the mult, mac etc.. still needed after ET engine? - Lattice_arith - are the mult, mac etc.. still needed after ET engine?
- ImprovedStaggered accelerate - Lattice_rng
Lattice_rng - Lattice_transfer.h
Lattice_transfer.h
- accelerate A2Autils -- off critical path for HMC - accelerate A2Autils -- off critical path for HMC
- Lebesque order reintroduction. StencilView should have pointer to it
=========================================================
GPU branch code item work list GPU branch code item work list
----------------------------- =========================================================
* sum_cpu promote to double during summation for increased precisoin.
* Introduce sumD & ReduceD
* GPU sum is probably better currently.
* Accelerate the cshift & benchmark
7) Accelerate the cshift & benchmark
* 0) Single GPU * 0) Single GPU
- 128 bit integer table load in GPU code. - 128 bit integer table load in GPU code.
- Staggered kernels -> GPU coalesced loop, loop in kernels - ImprovedStaggered accelerate & measure perf
- Staggered kernels inline for GPU -- DONE
* Gianluca merger
- Cayley coefficients -> GPU retention or prefetch
- Gianluca's changes to Cayley into gpu-port - Gianluca's changes to Cayley into gpu-port
- Mobius kernel fusion. -- Gianluca? - Mobius kernel fusion. -- Gianluca?
- Make GPU offload reductions deterministic -- Gianluca merge - Lebesque order reintroduction. StencilView should have pointer to it
- Lattice_reduction - remnant thread_loops must offload. Audit thread_loop in main code for non-accelerated code - Lebesgue reorder in all kernels
* 3) Comms/NVlink * 3) Comms/NVlink
- OpenMP tasks to run comms threads. Experiment with it - OpenMP tasks to run comms threads. Experiment with it
@ -43,12 +44,24 @@ GPU branch code item work list
- multLinkProp eliminate - multLinkProp eliminate
8) Merge develop and test HMC 8) Merge develop and test HMC
9) Gamma tables on GPU; check this. Appear to work, but no idea why. Are these done on CPU? 9) Gamma tables on GPU; check this. Appear to work, but no idea why. Are these done on CPU?
10) Audit 10) Audit
- pragma once uniformly - pragma once uniformly
- Audit NAMESPACE CHANGES - Audit NAMESPACE CHANGES
- Audit changes - Audit changes
-----
Gianluca's changes
- Performance impact of construct in aligned allocator???
---------
- merge2 where is it used. Audit routines, comment out and check compile.
-----------------------------
DONE:
-----------------------------
============================================================================================= =============================================================================================
AUDIT ContractWWVV with respect to develop -- DONE AUDIT ContractWWVV with respect to develop -- DONE
- GPU accelerate EOFA -- DONE - GPU accelerate EOFA -- DONE
@ -63,6 +76,12 @@ AUDIT ContractWWVV with respect to develop -- DONE
_foreach _foreach
_for _for
- Staggered kernels -> GPU coalesced loop, loop in kernels -- DONE
- Staggered kernels inline for GPU -- DONE
-- Common source GPU and CPU generic kernels??? ---- DONE
-- - Uniform coding between GPU kernels and CPU kernels attempt ---- DONE, got faster !
-- Figure what to do about "multLinkGpu" etc.. in FermionOperatorImpl. -- DONE -- Figure what to do about "multLinkGpu" etc.. in FermionOperatorImpl. -- DONE
-- Gparity is the awkward one -- DONE -- Gparity is the awkward one -- DONE
-- Solve non-Gparity first. -- DONE -- Solve non-Gparity first. -- DONE
@ -75,25 +94,17 @@ AUDIT ContractWWVV with respect to develop -- DONE
-- --
-- Reread WilsonKernels and check diffs -- DONE -- Reread WilsonKernels and check diffs -- DONE
-- --
-- Common source GPU and CPU generic kernels??? ---- DONE
-- - Uniform coding between GPU kernels and CPU kernels attempt ---- DONE, got faster !
-----
Gianluca's changes
- Performance impact of construct in aligned allocator???
- Inner product compare to Summit inner product optimisation
- CayleyFermion5D.cc - flop count line 166 odd. Shouldn't depend on arch
- - Review Vector use
- CayleyFermion5D.h - DperpGPU unify coding style
---------
- Lebesgue reorder in all kernels
- merge2 where is it used. Audit routines, comment out and check compile.
- AVX512 still broken, lebesgue order missing ? - AVX512 still broken, lebesgue order missing ?
* Gianluca merger
DONE: - Cayley coefficients -> GPU retention or prefetch
----------------------------- - Make GPU offload reductions deterministic -- Gianluca merge
- Lattice_reduction - remnant thread_loops must offload. Audit thread_loop in main code for non-accelerated code
- Inner product compare to Summit inner product optimisation
- CayleyFermion5D.cc - flop count line 166 odd. Shouldn't depend on arch
- - Review Vector use
- CayleyFermion5D.h - DperpGPU unify coding style
- Committed my modifications - Committed my modifications
- Accelerate non-dslash elements of Mobius; check accelerator_loop uniformly used in fermion operators - Accelerate non-dslash elements of Mobius; check accelerator_loop uniformly used in fermion operators