================ @@ -75,3 +93,36 @@ CodeGen::getConstantSignedPointer(CodeGenModule &CGM, return CGM.getConstantSignedPointer(pointer, key, storageAddress, otherDiscriminator); } + +/// If applicable, sign a given constant function pointer with the ABI rules for +/// functionType. +llvm::Constant *CodeGenModule::getFunctionPointer(llvm::Constant *pointer, + QualType functionType, + GlobalDecl GD) { + assert(functionType->isFunctionType() || + functionType->isFunctionReferenceType() || + functionType->isFunctionPointerType()); + + if (auto pointerAuth = getFunctionPointerAuthInfo(functionType)) { + return getConstantSignedPointer( + pointer, pointerAuth.getKey(), nullptr, + cast_or_null<llvm::Constant>(pointerAuth.getDiscriminator())); + } + + return pointer; +} + +llvm::Constant *CodeGenModule::getFunctionPointer(GlobalDecl GD, + llvm::Type *Ty) { + const FunctionDecl *FD = cast<FunctionDecl>(GD.getDecl()); + + // Annoyingly, K&R functions have prototypes in the clang AST, but ---------------- ahatanak wrote:
I removed this piece of code as we can't test K&R functions until we have function pointer type discrimination. https://github.com/llvm/llvm-project/pull/93906 _______________________________________________ llvm-branch-commits mailing list llvm-branch-commits@lists.llvm.org https://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-branch-commits