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[Engine] SYCL: +10-35% prompt speed on Arc Pro B70/B65, copy-engine hang fix, int8 crossover cache, failing tests fixed - #3248

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Niko1221:mainfrom

maxfridbe:intel-arc-0.2.0

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[Engine] SYCL: +10-35% prompt speed on Arc Pro B70/B65, copy-engine hang fix, int8 crossover cache, failing tests fixed#3248
maxfridbe wants to merge 11 commits into
Niko1221:mainfrom
maxfridbe:intel-arc-0.2.0

Commits on Oct 19, 2026
- sycl: host-only copies go through the CPU - the Arc's copy engine hangs on pinned-host <-> pageable copies
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  committed
  d95a9c4
- sycl: s2_expert_grouped_parity passes - no FMA contraction in the transposed grouped kernels
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  5fbef34
- sycl: gr_parity skips the STRATA_QFUSE read check - the port's fused GR read does not write q8_1
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- sycl: strata-sycl.sh runs the engine under Podman, in a toolbox or a distrobox (STRATA_SYCL_RUNNER)
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  c2a4f55
- sycl/tools/gpustat.py: one card's readings on a two-card host
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- sycl/setup_intel.py: --check sizes a model across every Intel card
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  7b70671
- sycl: prompt attention scores one work-item per cell (2.0-2.2x the warp kernel, prompt +10% at 2K)
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  e55a11c
- sycl: QSA block scores as oneMKL GEMM tiles from 8K cells (selection 3x faster at 40K, prompt +21% at 40K, +35% at 128K)
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- sycl: strata-sycl.sh keeps the engine's cache under the data root - the int8 crossover was re-measured at every start
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- sycl/setup_intel.py: the Arc Pro B65 (PCI id e222) by name
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  d119210
Commits on Oct 20, 2026
- Merge branch 'main' into intel-arc-0.2.0
  maxfridbe
  authored
  fce03f9