biondizzle/nvfp4-megamoe-kernel
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77b366d44b4c80e1579fd7c00aae493f7b7d0103
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Author SHA1 Message Date
biondizzle
77b366d44b Scrub B200 password from markdown files 2026-05-24 21:52:54 +00:00
biondizzle
83506e6ad2 Add MAY_24_26_PLAN.md: next session startup plan 2026-05-24 21:50:32 +00:00
biondizzle
9435bf9653 Restore NVFP4 Precision Roadmap + add O rescale gap to D1.5 2026-05-24 21:48:58 +00:00
biondizzle
03cbd8ffa6 Add STAGE_D2.md: Multi-query grid + head packing plan 2026-05-24 21:43:04 +00:00
biondizzle
f4e0315af9 Remove obsolete STAGE_D1.3.md and SMEM_P_GUIDANCE_REQUEST.md 2026-05-24 21:41:17 +00:00
biondizzle
dadfad8f89 Docs: Update STAGE_D.md, README.md with hd=512 compilation blocker, lessons learned 2026-05-24 21:35:25 +00:00
biondizzle
a5fef69363 D1.4: Use cutlass.range(unroll=1) for k_sub loops in both TMA and MMA warps 2026-05-24 17:55:33 +00:00
biondizzle
c11ac38ceb D1.4: Remove --opt-level 0 from hd512 test (use default opt level) 2026-05-24 16:42:01 +00:00
biondizzle
b14d88f37f D1.4: Fix merge test - use use_smem_p=False for hd=256 kernel (SMEM budget) 2026-05-24 16:36:48 +00:00
biondizzle
e6c9e6c0d0 D1.4: Add external k_sub merge test for hd=512 (avoids slow in-kernel k_sub compilation) 2026-05-24 16:31:06 +00:00
biondizzle
13fcf16b14 D1.4: Use --opt-level 0 only (ptxas -j not supported, MLIR is the bottleneck) 2026-05-24 15:43:17 +00:00
biondizzle
b4da412b30 D1.4: Use options string for compile flags (--ptxas-options -j64 --opt-level 0) 2026-05-24 15:40:39 +00:00
biondizzle
4f69dffc93 D1.4: Add PtxasOptions -j64 + OptLevel(0) for faster hd=512 compilation 2026-05-24 15:36:35 +00:00
biondizzle
331ddb29b7 D1.4: Fix regression test for un-normalized O output (D5a) 2026-05-24 15:13:16 +00:00
biondizzle
25201d0c3d D1.4: Guard LSE computation with const_expr(not normalize) - fixes BF16 type mismatch in regression test 2026-05-24 15:11:39 +00:00
biondizzle
7f64a11eea D1.4: Switch k_sub from cutlass.range to Python range (unrolled at trace time) 2026-05-24 15:10:28 +00:00
biondizzle
6d7b8fed3e D1.4: Fix tTMrO placeholder - define only inside const_expr block 2026-05-24 14:23:22 +00:00
biondizzle
7a4ff959bf D1.4: Use cutlass.range loop for k_sub (reduce IR), guard O rescale with const_expr(n_kv_tiles>1) 2026-05-24 14:22:45 +00:00
biondizzle
449a6e7ede Fix: add cutlass import to test_d1_qk512 2026-05-24 14:20:32 +00:00
biondizzle
ce267909ad Fix: add cpasync import to test_d1_qk512 2026-05-24 14:20:01 +00:00
biondizzle
625837fd44 D1.4: Add hd=512 QK-only and standalone test for compilation debugging 2026-05-24 14:19:26 +00:00
biondizzle
592873b560 D1.4: Reduce pv_n_tile to 128 for hd=512 to fit SMEM budget (192KB) 2026-05-24 08:07:32 +00:00
biondizzle
e7c146dbfd D1: Unrolled k_sub path (hardcoded k_sub=0,1) to avoid cutlass.range IR explosion 2026-05-24 07:03:14 +00:00
biondizzle
dd39c2ebdf D1: Use cutlass.range for k_sub loops (CuTeDSL immutable handle) 2026-05-24 06:43:30 +00:00
biondizzle
2bf3ee40aa D1: Fix kvh scoping - define before loops, consume V via pipeline 2026-05-24 06:42:26 +00:00
biondizzle
f2170fc1b3 D1: Fix kvb→kvh typo in PV GEMM 2026-05-24 06:41:25 +00:00
biondizzle
e2b914be5e D1: Remove qh.commit() - pipeline handles commit internally 2026-05-24 06:40:10 +00:00
biondizzle
583c509bcd D1: TMA producer uses acquire_and_advance + commit (no wait_and_advance) 2026-05-24 06:38:15 +00:00
biondizzle
3bf1e62b58 D1: Use same pipeline API as working code (acquire_and_advance) for k_sub path 2026-05-24 06:36:19 +00:00
biondizzle
85af7f4cf3 D1: Add PipelineState for k_sub TMA path 2026-05-24 05:02:17 +00:00
biondizzle
622089ad16 D1: Fix pipeline API for K sub-tile path (producer_acquire/commit) 2026-05-24 04:59:41 +00:00
biondizzle
b9e806f09d D1: K sub-tile MMA path using pipeline barriers 2026-05-24 04:57:08 +00:00
biondizzle
98e974403c D1: Fix TMA copies in k_sub path (no mbarrier, use cp_async wait) 2026-05-24 04:53:46 +00:00
biondizzle
e637d3ae73 D1: Add K sub-tile loop for hd=512 (const_expr guarded, hd≤256 path unchanged) 2026-05-24 04:51:51 +00:00
biondizzle
24b9310682 D1: Debug TMA partition shapes at hd=512 2026-05-24 04:43:12 +00:00
biondizzle
9201a844dd D1: K sub-tiling - qk_mma_tiler K-dim = k_tile=256, SMEM fits at hd=512 2026-05-24 04:41:12 +00:00
biondizzle
6be7690011 Docs: Update STAGE_D.md, README.md status for D1 hd≤256 milestone 2026-05-24 04:32:43 +00:00
biondizzle
787d0160a1 D1: Full test with TMEM-P at hd=64,128,256,512 2026-05-24 04:07:40 +00:00
biondizzle
d234297712 D1: Remove debug prints, clean up 2026-05-24 04:06:26 +00:00
biondizzle
3b63405ad4 D1: const_expr for sP layout selection (CuTeDSL) 2026-05-24 04:05:17 +00:00
biondizzle
1c8b043702 D1: Python if for sP layout (trace-time, not MLIR) 2026-05-24 04:04:27 +00:00
biondizzle
3aa8e5185a D1: Tiny 4-mode sP placeholder for TMEM-P path 2026-05-24 04:03:28 +00:00
biondizzle
03ad730a9b D1: Conditional sP allocation (saves 64KB SMEM for TMEM-P at hd=256) 2026-05-24 04:02:02 +00:00
biondizzle
975829e5c7 D1: Fix sP dummy allocation 2026-05-24 04:00:19 +00:00
biondizzle
5fda73b53b D1: Skip sP allocation when use_smem_p=False (saves 64KB at hd=256) 2026-05-24 03:59:27 +00:00
biondizzle
93590eb1ad D1: Fix syntax (separate kv_stage line) 2026-05-24 03:58:12 +00:00
biondizzle
2958cad75d D1: Reduce kv_stage to 1 at hd>128 to avoid SMEM overflow 2026-05-24 03:55:44 +00:00
biondizzle
d6f7d9009d D1: FIX qk_mma_tiler K-dim = head_dim (was hardcoded to 64, broke hd>64) 2026-05-24 03:53:19 +00:00
biondizzle
b4bf6818c6 D1: Print qk_ik in _setup 2026-05-24 03:51:40 +00:00
biondizzle
0953708f2c D1: Add more debug prints (QK/PV mode2 sizes) 2026-05-24 03:49:55 +00:00