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| author | Dimitry Andric <dim@FreeBSD.org> | 2021-12-25 22:30:44 +0000 |
|---|---|---|
| committer | Dimitry Andric <dim@FreeBSD.org> | 2021-12-25 22:30:44 +0000 |
| commit | 77fc4c146f0870ffb09c1afb823ccbe742c5e6ff (patch) | |
| tree | 5c0eb39553003b9c75a901af6bc4ddabd6f2f28c /llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp | |
| parent | f65dcba83ce5035ab88a85fe17628b447eb56e1b (diff) | |
Diffstat (limited to 'llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp b/llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp index 3ebc89158173..65207056a3f4 100644 --- a/llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp +++ b/llvm/lib/Transforms/Utils/RelLookupTableConverter.cpp @@ -144,6 +144,10 @@ static void convertToRelLookupTable(GlobalVariable &LookupTable) { Value *Offset = Builder.CreateShl(Index, ConstantInt::get(IntTy, 2), "reltable.shift"); + // Insert the call to load.relative instrinsic before LOAD. + // GEP might not be immediately followed by a LOAD, like it can be hoisted + // outside the loop or another instruction might be inserted them in between. + Builder.SetInsertPoint(Load); Function *LoadRelIntrinsic = llvm::Intrinsic::getDeclaration( &M, Intrinsic::load_relative, {Index->getType()}); Value *Base = Builder.CreateBitCast(RelLookupTable, Builder.getInt8PtrTy()); |