Author: kosarev Date: Fri Oct 13 09:47:22 2017 New Revision: 315704 URL: http://llvm.org/viewvc/llvm-project?rev=315704&view=rev Log: [CodeGen] EmitLoadOfPointer() to generate TBAA info along with LValue base info
This patch should not bring in any functional changes. Differential Revision: https://reviews.llvm.org/D38791 Modified: cfe/trunk/lib/CodeGen/CGExpr.cpp cfe/trunk/lib/CodeGen/CodeGenFunction.h Modified: cfe/trunk/lib/CodeGen/CGExpr.cpp URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CGExpr.cpp?rev=315704&r1=315703&r2=315704&view=diff ============================================================================== --- cfe/trunk/lib/CodeGen/CGExpr.cpp (original) +++ cfe/trunk/lib/CodeGen/CGExpr.cpp Fri Oct 13 09:47:22 2017 @@ -2165,7 +2165,11 @@ LValue CodeGenFunction::EmitLoadOfRefere Address CodeGenFunction::EmitLoadOfPointer(Address Ptr, const PointerType *PtrTy, - LValueBaseInfo *BaseInfo) { + LValueBaseInfo *BaseInfo, + TBAAAccessInfo *TBAAInfo) { + if (TBAAInfo) + *TBAAInfo = CGM.getTBAAAccessInfo(PtrTy->getPointeeType()); + llvm::Value *Addr = Builder.CreateLoad(Ptr); return Address(Addr, getNaturalTypeAlignment(PtrTy->getPointeeType(), BaseInfo, @@ -2175,9 +2179,9 @@ Address CodeGenFunction::EmitLoadOfPoint LValue CodeGenFunction::EmitLoadOfPointerLValue(Address PtrAddr, const PointerType *PtrTy) { LValueBaseInfo BaseInfo; - Address Addr = EmitLoadOfPointer(PtrAddr, PtrTy, &BaseInfo); - return MakeAddrLValue(Addr, PtrTy->getPointeeType(), BaseInfo, - CGM.getTBAAAccessInfo(PtrTy->getPointeeType())); + TBAAAccessInfo TBAAInfo; + Address Addr = EmitLoadOfPointer(PtrAddr, PtrTy, &BaseInfo, &TBAAInfo); + return MakeAddrLValue(Addr, PtrTy->getPointeeType(), BaseInfo, TBAAInfo); } static LValue EmitGlobalVarDeclLValue(CodeGenFunction &CGF, Modified: cfe/trunk/lib/CodeGen/CodeGenFunction.h URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/CodeGen/CodeGenFunction.h?rev=315704&r1=315703&r2=315704&view=diff ============================================================================== --- cfe/trunk/lib/CodeGen/CodeGenFunction.h (original) +++ cfe/trunk/lib/CodeGen/CodeGenFunction.h Fri Oct 13 09:47:22 2017 @@ -1948,7 +1948,8 @@ public: LValue EmitLoadOfReferenceLValue(Address Ref, const ReferenceType *RefTy); Address EmitLoadOfPointer(Address Ptr, const PointerType *PtrTy, - LValueBaseInfo *BaseInfo = nullptr); + LValueBaseInfo *BaseInfo = nullptr, + TBAAAccessInfo *TBAAInfo = nullptr); LValue EmitLoadOfPointerLValue(Address Ptr, const PointerType *PtrTy); /// CreateTempAlloca - This creates an alloca and inserts it into the entry _______________________________________________ cfe-commits mailing list cfe-commits@lists.llvm.org http://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
