[PATCH] D101952: [OpenMP] Fix non-determinism in clang copyin codegen
Giorgis Georgakoudis via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Wed May 5 19:24:13 PDT 2021
This revision was automatically updated to reflect the committed changes.
Closed by commit rGf97b843d8819: [OpenMP] Fix non-determinism in clang copyin codegen (authored by ggeorgakoudis).
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D101952/new/
https://reviews.llvm.org/D101952
Files:
clang/lib/CodeGen/CGStmtOpenMP.cpp
Index: clang/lib/CodeGen/CGStmtOpenMP.cpp
===================================================================
--- clang/lib/CodeGen/CGStmtOpenMP.cpp
+++ clang/lib/CodeGen/CGStmtOpenMP.cpp
@@ -1006,12 +1006,14 @@
// need to copy data.
CopyBegin = createBasicBlock("copyin.not.master");
CopyEnd = createBasicBlock("copyin.not.master.end");
+ // TODO: Avoid ptrtoint conversion.
+ auto *MasterAddrInt =
+ Builder.CreatePtrToInt(MasterAddr.getPointer(), CGM.IntPtrTy);
+ auto *PrivateAddrInt =
+ Builder.CreatePtrToInt(PrivateAddr.getPointer(), CGM.IntPtrTy);
Builder.CreateCondBr(
- Builder.CreateICmpNE(
- Builder.CreatePtrToInt(MasterAddr.getPointer(), CGM.IntPtrTy),
- Builder.CreatePtrToInt(PrivateAddr.getPointer(),
- CGM.IntPtrTy)),
- CopyBegin, CopyEnd);
+ Builder.CreateICmpNE(MasterAddrInt, PrivateAddrInt), CopyBegin,
+ CopyEnd);
EmitBlock(CopyBegin);
}
const auto *SrcVD =
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