feat(xla): add Gemma3n audio execution - #922

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feature/issue-878-gemma3n-xla-audio

Commits on Jul 27, 2026

feat(xla): define Gemma3n audio graph contract
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5f47533
feat(xla): validate Gemma3n audio weights
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1a33c33
feat(xla): emit split Gemma3n audio artifacts
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2322d42
feat(xla): serve Gemma3n audio requests
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0d90dc9
fix(xla): align vision auxiliary weight storage
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600e8a2
fix(xla): harden Gemma3n audio diagnostics
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ca87b5c
fix(xla): reconcile audio rebase contracts
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367ce16
fix(xla): match MLX BF16 affine dequantization
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b2015f6
fix(xla): cast Gemma3n mel before SSCP convolution
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7c57beb
test(xla): isolate Gemma3n SSCP convolution drift
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313768b
fix(xla): keep Gemma3n SSCP accumulation in f32
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5cd16cd
test(xla): pinpoint Gemma3n audio drift boundaries
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9160313
fix(xla): match MLX CUDA cumulative norm schedule
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bef3826
test(xla): expose cumulative norm arithmetic stages
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e7f92ec
test(xla): probe Gemma3n rsqrt lowering
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ca1b963
fix(xla): unblock Gemma3n CUDA PLE compile
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190cb80
test(xla): isolate Gemma3n conv1 result typing
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dde6949
fix(xla): rebase Gemma3n audio contracts
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3857181
refactor(xla): share Gemma3n CUDA prefix scan
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0a5aa90