[PATCH] D109860: profi - a flow-based profile inference algorithm: Part I (out of 3)

Wenlei He via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Nov 1 21:40:58 PDT 2021


wenlei added inline comments.


================
Comment at: llvm/include/llvm/Transforms/Utils/SampleProfileLoaderBaseImpl.h:758
+  // of SampleProfileLoaderBaseImpl.
+  if (SampleProfileUseProfi && std::is_same<BT, BasicBlock>::value) {
+    // Prepare block sample counts for inference.
----------------
Performance and count quality aside, can we make it work with MIR here just to make sure functionality is there. i.e. we can probably have a test case for MIR+Profi using FS-AFDO. Making sure it generates better count for MIR can be dealt with separately later.


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  https://reviews.llvm.org/D109860/new/

https://reviews.llvm.org/D109860



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