[PATCH] D108342: [CSSPGO] Enable loading MD5 CS profile.

[Hongtao Yu via Phabricator via llvm-commits]

hoy added a comment.

In D108342#2973777 <https://reviews.llvm.org/D108342#2973777>, @wenlei wrote:

>> I had to use llvm-profdata simply because of the support of md5 in llvm-profgen was not ready. It shouldn't be too slow now for llvm-profgen to use real names with the context split work. We could give Lei's approach a shot to see how much win can be get.
>
> What I was wondering is what does it take for md5 support to be ready for llvm-profgen? I thought it's close to a no-op as llvm-profgen use the same writer, and the handling md5 is in the writer. Of course we can use Lei's change to make it faster, but that's just optimization.

I see. It should be straightforward to add md5 support to llvm-profgen.  I just added here.


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https://reviews.llvm.org/D108342