You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

121 lines
3.5 KiB

/*
* 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