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121 lines
3.5 KiB
121 lines
3.5 KiB
/*
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* Copyright 2012, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef BCC_SCRIPT_H
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#define BCC_SCRIPT_H
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#include "slang_version.h"
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#include <llvm/Support/CodeGen.h>
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#include "bcc/Source.h"
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namespace llvm {
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class Module;
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}
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namespace bcc {
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class Script;
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class Source;
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class CompilerConfig;
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typedef llvm::Module *(*RSLinkRuntimeCallback)(bcc::Script *, llvm::Module *,
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llvm::Module *);
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class Script {
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private:
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// This is the source associated with this object and is going to be
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// compiled.
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// TODO(jeanluc) Verify that the lifetime is managed correctly.
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Source *mSource;
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llvm::CodeGenOpt::Level mOptimizationLevel;
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RSLinkRuntimeCallback mLinkRuntimeCallback;
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bool mEmbedInfo;
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// Specifies whether we should embed global variable information in the
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// code via special RS variables that can be examined later by the driver.
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bool mEmbedGlobalInfo;
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// Specifies whether we should skip constant (immutable) global variables
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// when potentially embedding information about globals.
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bool mEmbedGlobalInfoSkipConstant;
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public:
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explicit Script(Source *pSource);
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~Script() {}
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bool LinkRuntime(const char *rt_path);
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unsigned getCompilerVersion() const {
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return getSource().getCompilerVersion();
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}
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bool isStructExplicitlyPaddedBySlang() const {
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return getCompilerVersion() >= SlangVersion::N_STRUCT_EXPLICIT_PADDING;
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}
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void setOptimizationLevel(llvm::CodeGenOpt::Level pOptimizationLevel) {
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mOptimizationLevel = pOptimizationLevel;
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}
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llvm::CodeGenOpt::Level getOptimizationLevel() const {
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return mOptimizationLevel;
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}
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void setLinkRuntimeCallback(RSLinkRuntimeCallback fn) {
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mLinkRuntimeCallback = fn;
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}
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void setEmbedInfo(bool pEnable) { mEmbedInfo = pEnable; }
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bool getEmbedInfo() const { return mEmbedInfo; }
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// Set to true if we should embed global variable information in the code.
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void setEmbedGlobalInfo(bool pEnable) { mEmbedGlobalInfo = pEnable; }
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// Returns true if we should embed global variable information in the code.
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bool getEmbedGlobalInfo() const { return mEmbedGlobalInfo; }
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// Set to true if we should skip constant (immutable) global variables when
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// potentially embedding information about globals.
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void setEmbedGlobalInfoSkipConstant(bool pEnable) {
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mEmbedGlobalInfoSkipConstant = pEnable;
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}
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// Returns true if we should skip constant (immutable) global variables when
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// potentially embedding information about globals.
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inline bool getEmbedGlobalInfoSkipConstant() const {
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return mEmbedGlobalInfoSkipConstant;
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}
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// Merge (or link) another source into the current source associated with
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// this Script object. Return false on error.
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//
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// This is equivalent to the call to Script::merge(...) on mSource.
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bool mergeSource(Source &pSource);
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inline Source &getSource() { return *mSource; }
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inline const Source &getSource() const { return *mSource; }
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};
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} // end namespace bcc
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#endif // BCC_SCRIPT_H
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