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80692f2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 | """Canonical shape sweep for FP8 GEMM.
Mix of:
- square aligned (the easy case)
- off-alignment K (common real-world failure mode for tile-quantized kernels)
- skinny (decode-like, memory-bound)
- rectangular (prefill with grouped attention)
"""
SHAPES = [
{"M": 4096, "N": 4096, "K": 4096}, # square aligned
{"M": 4096, "N": 4096, "K": 4127}, # K not multiple of 128 -> forces predicated tails
{"M": 32, "N": 8192, "K": 8192}, # skinny M (decode)
{"M": 4096, "N": 14336, "K": 4096}, # Llama3 up-proj shape
]
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