[PATCH] D91054: [Clang][OpenMP] Frontend work for sections - D89671
Chirag Khandelwal via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Mar 15 09:49:51 PDT 2021
AMDChirag added inline comments.
================
Comment at: clang/lib/CodeGen/CGStmtOpenMP.cpp:3579
+ SectionCBVector.push_back(SectionCB);
+ }
+ } else {
----------------
jdoerfert wrote:
> Why do we unpack the children here instead of making a single call back for the CapturedStmt?
Because there is a bunch of additional IR (creation of switch statement and its cases/blocks, loop counter based on count of children) that is generated by `createSections`. If the children are not unpacked and `CapturedStmt` is directly passed to `EmitOMPRegionBody` in the callback, `createSections` will not be able to generate the required IR to encase the `section` constructs with.
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https://reviews.llvm.org/D91054/new/
https://reviews.llvm.org/D91054
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