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Tuning gpairs implementation params #341

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merged 1 commit into from
Feb 23, 2024
Merged

Tuning gpairs implementation params #341

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14 changes: 7 additions & 7 deletions dpbench/benchmarks/gpairs/gpairs_numba_dpex_k.py
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Original file line number Diff line number Diff line change
Expand Up @@ -37,11 +37,11 @@ def count_weighted_pairs_3d_intel_no_slm_ker(
lws0 = nd_item.get_local_range(0)
lws1 = nd_item.get_local_range(1)

n_wi = 20
n_wi = 32

dsq_mat = dpex.private.array(shape=(20 * 20), dtype=dtype)
w0_vec = dpex.private.array(shape=(20), dtype=dtype)
w1_vec = dpex.private.array(shape=(20), dtype=dtype)
dsq_mat = dpex.private.array(shape=(32 * 32), dtype=dtype)
w0_vec = dpex.private.array(shape=(32), dtype=dtype)
w1_vec = dpex.private.array(shape=(32), dtype=dtype)

offset0 = gr0 * n_wi * lws0 + lid0
offset1 = gr1 * n_wi * lws1 + lid1
Expand Down Expand Up @@ -81,7 +81,7 @@ def count_weighted_pairs_3d_intel_no_slm_ker(

# update slm_hist. Use work-item private buffer of 16 tfloat elements
for k in range(0, slm_hist_size, private_hist_size):
private_hist = dpex.private.array(shape=(16), dtype=dtype)
private_hist = dpex.private.array(shape=(32), dtype=dtype)
for p in range(private_hist_size):
private_hist[p] = 0.0

Expand Down Expand Up @@ -133,8 +133,8 @@ def gpairs(
rbins,
results,
):
n_wi = 20
private_hist_size = 16
n_wi = 32
private_hist_size = 32
lws0 = 16
lws1 = 16

Expand Down
2 changes: 1 addition & 1 deletion dpbench/benchmarks/gpairs/gpairs_sycl_native_ext/gpairs_sycl/_gpairs_kernel.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,7 @@ sycl::event gpairs_impl(sycl::queue q,
FpTy *hist)
{

const unsigned int n_wi = 20, private_hist_size = 16, lws0 = 16, lws1 = 16;
const unsigned int n_wi = 32, private_hist_size = 32, lws0 = 16, lws1 = 16;
const size_t m0 = static_cast<size_t>(n_wi) * static_cast<size_t>(lws0);
const size_t m1 = static_cast<size_t>(n_wi) * static_cast<size_t>(lws1);
const size_t n_groups0 = ceiling_quotient(n, m0);
Expand Down
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