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[diffusion] FLUX.1 fused adaLN modulate (bit-exact) + RoPE cache hoist, LN-affine folding behind quality=high (H200 e2e -3.5% lossless / -6.9% high) - #34004

Merged

BBuf merged 5 commits into

sgl-project:mainfrom

BBuf:k2-flux-modulate-rope

Aug 8, 2026

Merged

[diffusion] FLUX.1 fused adaLN modulate (bit-exact) + RoPE cache hoist, LN-affine folding behind quality=high (H200 e2e -3.5% lossless / -6.9% high)#34004
BBuf merged 5 commits into
sgl-project:mainfrom
BBuf:k2-flux-modulate-rope

Commits on Aug 8, 2026
- [diffusion] FLUX.1: hoist RoPE cos/sin cache to one build per step
  BBuf
  committed
  3abf83e
- [diffusion] FLUX.1: bit-exact fused adaLN modulate (one kernel per site)
  BBuf
  committed
  d4f502c
- [diffusion] FLUX.1 quality=high: fold adaLN modulate into the LN affine
  BBuf
  committed
  4c8d148
- Merge branch 'main' into k2-flux-modulate-rope
  BBuf
  authored
  2416708
- Fix registered pytest entrypoints
  BBuf
  committed
  96e2e19