| /* |
| * Copyright 2012, 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 BCC_SCRIPT_H |
| #define BCC_SCRIPT_H |
| |
| #include "slang_version.h" |
| |
| #include <llvm/Support/CodeGen.h> |
| #include "bcc/Source.h" |
| |
| namespace llvm { |
| class Module; |
| } |
| |
| namespace bcc { |
| |
| class Script; |
| class Source; |
| class CompilerConfig; |
| |
| typedef llvm::Module *(*RSLinkRuntimeCallback)(bcc::Script *, llvm::Module *, |
| llvm::Module *); |
| |
| class Script { |
| private: |
| // This is the source associated with this object and is going to be |
| // compiled. |
| // TODO(jeanluc) Verify that the lifetime is managed correctly. |
| Source *mSource; |
| |
| llvm::CodeGenOpt::Level mOptimizationLevel; |
| |
| RSLinkRuntimeCallback mLinkRuntimeCallback; |
| |
| bool mEmbedInfo; |
| |
| // Specifies whether we should embed global variable information in the |
| // code via special RS variables that can be examined later by the driver. |
| bool mEmbedGlobalInfo; |
| |
| // Specifies whether we should skip constant (immutable) global variables |
| // when potentially embedding information about globals. |
| bool mEmbedGlobalInfoSkipConstant; |
| |
| public: |
| explicit Script(Source *pSource); |
| |
| ~Script() {} |
| |
| bool LinkRuntime(const char *rt_path); |
| |
| unsigned getCompilerVersion() const { |
| return getSource().getCompilerVersion(); |
| } |
| |
| bool isStructExplicitlyPaddedBySlang() const { |
| return getCompilerVersion() >= SlangVersion::N_STRUCT_EXPLICIT_PADDING; |
| } |
| |
| void setOptimizationLevel(llvm::CodeGenOpt::Level pOptimizationLevel) { |
| mOptimizationLevel = pOptimizationLevel; |
| } |
| |
| llvm::CodeGenOpt::Level getOptimizationLevel() const { |
| return mOptimizationLevel; |
| } |
| |
| void setLinkRuntimeCallback(RSLinkRuntimeCallback fn) { |
| mLinkRuntimeCallback = fn; |
| } |
| |
| void setEmbedInfo(bool pEnable) { mEmbedInfo = pEnable; } |
| |
| bool getEmbedInfo() const { return mEmbedInfo; } |
| |
| // Set to true if we should embed global variable information in the code. |
| void setEmbedGlobalInfo(bool pEnable) { mEmbedGlobalInfo = pEnable; } |
| |
| // Returns true if we should embed global variable information in the code. |
| bool getEmbedGlobalInfo() const { return mEmbedGlobalInfo; } |
| |
| // Set to true if we should skip constant (immutable) global variables when |
| // potentially embedding information about globals. |
| void setEmbedGlobalInfoSkipConstant(bool pEnable) { |
| mEmbedGlobalInfoSkipConstant = pEnable; |
| } |
| |
| // Returns true if we should skip constant (immutable) global variables when |
| // potentially embedding information about globals. |
| inline bool getEmbedGlobalInfoSkipConstant() const { |
| return mEmbedGlobalInfoSkipConstant; |
| } |
| |
| // Merge (or link) another source into the current source associated with |
| // this Script object. Return false on error. |
| // |
| // This is equivalent to the call to Script::merge(...) on mSource. |
| bool mergeSource(Source &pSource); |
| |
| inline Source &getSource() { return *mSource; } |
| inline const Source &getSource() const { return *mSource; } |
| }; |
| |
| } // end namespace bcc |
| |
| #endif // BCC_SCRIPT_H |