qwen35: DSpark speculative decoding (Qwen3.8-27B drafters) - #625

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davide221 wants to merge 18 commits into

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Commits on Aug 18, 2026

qwen35: DSpark speculative decoding support
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cc75a80
qwen35: per-step verify length for DSpark confidence gate
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b57738b
ggml: fused DeltaNet decode kernels for HIP
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86eba54
ggml: 64x64 MMQ tiles for dense verify widths on RDNA
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cd2fc08
qwen35: stacked projections and fused DeltaNet decode graph
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fa345d6
qwen35: adaptive speculation policy and chain-path profiling
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e9e8cf4
ggml: FA vec kernel splits short KV spans across two blocks
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f1281da
qwen35: adaptive policy probe step reacts fast
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cb08540
qwen35: adaptive policy uses the measured spec/plain step-time ratio
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9df0a0a

Commits on Aug 19, 2026

qwen35: DFlash 2 drafter support (dynamic convs + candidate selector)
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ebc69e6
ggml: skip the pathological mmq_x=32 small tile on RDNA
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324eb8b
Merge origin/main into qwen38-dspark
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480e60a

Commits on Aug 20, 2026

ggml: tree-mode support for the grouped-cols GDN kernel
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8f2d4fb
qwen35: DFlash2 selector-scored DDTree candidates
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4465965
qwen35: fix and gate the chunked delta-net prefill path
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2ff7afa
ggml: binary exponentiation for the fp64 RoPE angle
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9a32fda
ggml: dual-tile MMQ dispatch on RDNA4
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a9f8296
ggml: non-temporal weight loads in the IQ4_XS decode GEMV
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1e0f49f