| /* |
| * Copyright 2010, 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. |
| */ |
| |
| #ifndef _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_FUNC_H_ // NOLINT |
| #define _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_FUNC_H_ |
| |
| #include <list> |
| #include <string> |
| |
| #include "llvm/ADT/StringRef.h" |
| |
| #include "slang_assert.h" |
| #include "slang_rs_export_type.h" |
| #include "slang_rs_exportable.h" |
| |
| namespace llvm { |
| class StructType; |
| } |
| |
| namespace clang { |
| class FunctionDecl; |
| } // namespace clang |
| |
| namespace slang { |
| |
| class RSContext; |
| |
| class RSExportFunc : public RSExportable { |
| friend class RSContext; |
| |
| private: |
| std::string mName; |
| std::string mMangledName; |
| bool mShouldMangle; |
| RSExportRecordType *mParamPacketType; |
| |
| RSExportFunc(RSContext *Context, const llvm::StringRef &Name, |
| const clang::FunctionDecl *FD) |
| : RSExportable(Context, RSExportable::EX_FUNC), |
| mName(Name.data(), Name.size()), |
| mMangledName(), |
| mShouldMangle(false), |
| mParamPacketType(NULL) { |
| |
| mShouldMangle = Context->getMangleContext().shouldMangleDeclName(FD); |
| |
| if (mShouldMangle) { |
| llvm::SmallString<256> Buffer; |
| Context->getMangleContext().mangleName(FD, Buffer); |
| |
| mMangledName = Buffer.str(); |
| } |
| |
| return; |
| } |
| |
| public: |
| static RSExportFunc *Create(RSContext *Context, |
| const clang::FunctionDecl *FD); |
| |
| typedef RSExportRecordType::const_field_iterator const_param_iterator; |
| |
| inline const_param_iterator params_begin() const { |
| slangAssert((mParamPacketType != NULL) && |
| "Get parameter from export function having no parameter!"); |
| return mParamPacketType->fields_begin(); |
| } |
| inline const_param_iterator params_end() const { |
| slangAssert((mParamPacketType != NULL) && |
| "Get parameter from export function having no parameter!"); |
| return mParamPacketType->fields_end(); |
| } |
| |
| inline const std::string &getName(bool mangle = true) const { |
| return (mShouldMangle && mangle) ? mMangledName : mName; |
| } |
| |
| inline bool hasParam() const |
| { return (mParamPacketType && !mParamPacketType->getFields().empty()); } |
| inline size_t getNumParameters() const |
| { return ((mParamPacketType) ? mParamPacketType->getFields().size() : 0); } |
| |
| inline const RSExportRecordType *getParamPacketType() const |
| { return mParamPacketType; } |
| |
| // Check whether the given ParamsPacket type (in LLVM type) is "size |
| // equivalent" to the one obtained from getParamPacketType(). If the @Params |
| // is NULL, means there must be no any parameters. |
| bool checkParameterPacketType(const llvm::StructType *ParamTy) const; |
| }; // RSExportFunc |
| |
| |
| } // namespace slang |
| |
| #endif // _FRAMEWORKS_COMPILE_SLANG_SLANG_RS_EXPORT_FUNC_H_ NOLINT |