fp8 backward #119
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fp8 backward #119
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brunomazzottiamd
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Enable BWD fp8 with per block scale factors for p and ds This is a combination of 9 commits. Enable BWD fp8 This is a combination of 12 commits. add backward test case save clean up disable ci lse is good dv matches reduce diff use do fp8 for dv kinda working group size is a constexpr clean up a bit everything except mqa/gqa works skip mqa cases 20 cases have nan on dropout save what you have disable tests failing enable tests per block descale_p and descale_ds use max(abs(()) clean up tests a bit more fix bug disable ci for now pass variables add flags add alternate path. Still need to load descale factors dv working dk works save
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…th causal. Varlen has some issues. Might be related to strides.
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add fp8 backward