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zeekayandHanzo Dev f835445c53 deps: bump accel v1.3.1 + gpu v1.1.2 + crypto v1.20.2; add canonical GPU-dispatch parity gate
Align to the latest GPU-dispatch substrate: accel v1.3.1 now resolves the
luxgpu pkg-config, gpu v1.1.2 is the libluxgpu binding. Zero API-drift —
go build ./... and the full 54-package test link are green.

Add precompile/dispatch: the single authority for GPU-batch-vs-CPU dispatch of
the crypto/PQ/ZK/curve primitives. It lives in its own package so libluxgpu
linkage stays opt-in — the 54 families that do not use the GPU never link the
substrate, which also keeps them clear of the crypto _sha256/slhdsa link. A GPU
batch kernel may back a precompile only when a parity test here proves it
byte-equal to that precompile's CPU oracle; until then the CPU oracle is the
single source of truth (consensus determinism). parity_test.go runs the real
Metal kernels against the oracles and proves the current divergence (Poseidon2
by construction, BLS12-381 MSM by wire encoding), guarding the wiring decision
in one place.

No family is wired to a GPU kernel: every signature family diverges by
context-binding, host-prehash framing, or partial-vs-full operation, so the CPU
oracles and their regression tests stand unchanged and green.

Co-authored-by: Hanzo Dev <dev@hanzo.ai>
2026-07-22 14:19:35 -07:00
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