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/*
* Copyright 2013, The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "llvm/IR/Module.h"
#include "llvm/Pass.h"
namespace slang {
// Remove any readnone/readonly attributes from function parameters.
// Jellybean's LLVM version didn't support readnone/readonly as anything
// other than function attributes, so it will fail verification otherwise.
// Since we never ran the verifier in Jellybean, it ends up with potential
// crashes deeper in CodeGen.
class StripUnknownAttributes : public llvm::ModulePass {
public:
static char ID;
StripUnknownAttributes();
bool runOnFunction(llvm::Function &F);
// We have to use a ModulePass, since a FunctionPass only gets run on
// defined Functions (and not declared Functions).
virtual bool runOnModule(llvm::Module &M);
};
llvm::ModulePass * createStripUnknownAttributesPass();
} // namespace slang
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