[PATCH] D109321: [clang][OpenMP] Fix the bug in codegen for ordered directive
Peixin Qiao via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Sep 6 06:27:07 PDT 2021
peixin created this revision.
peixin added reviewers: jhuber6, jdoerfert, kiranchandramohan, Meinersbur, clementval, kiranktp, Leporacanthicus, bryanpkc, arnamoy10, Chuanfeng.
peixin added projects: LLVM, clang.
Herald added subscribers: guansong, yaxunl.
peixin requested review of this revision.
Herald added subscribers: cfe-commits, sstefan1.
For the ordered construct with the simd clause, the outlined region
cannot be inlined. Otherwise, there may be unexpected behavior when
the captured statements are vectorized.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D109321
Files:
clang/lib/CodeGen/CGStmtOpenMP.cpp
Index: clang/lib/CodeGen/CGStmtOpenMP.cpp
===================================================================
--- clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -5362,8 +5362,8 @@
CGF.CapturedStmtInfo = &CapStmtInfo;
llvm::Function *Fn = CGF.GenerateOpenMPCapturedStmtFunction(*S, Loc);
Fn->setDoesNotRecurse();
- if (CGM.getCodeGenOpts().OptimizationLevel != 0)
- Fn->addFnAttr(llvm::Attribute::AlwaysInline);
+ Fn->removeFnAttr(llvm::Attribute::AlwaysInline);
+ Fn->addFnAttr(llvm::Attribute::NoInline);
return Fn;
}
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