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/************************************************************************
************************************************************************
FAUST compiler
Copyright (C) 2003-2018 GRAME, Centre National de Creation Musicale
---------------------------------------------------------------------
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
************************************************************************
************************************************************************/
#ifndef _LLVM_CODE_CONTAINER_H
#define _LLVM_CODE_CONTAINER_H
#include "code_container.hh"
#include "llvm_instructions.hh"
#include "omp_code_container.hh"
#include "struct_manager.hh"
#include "vec_code_container.hh"
#include "wss_code_container.hh"
#define LLVMType llvm::Type*
class LLVMCodeContainer : public virtual CodeContainer {
protected:
using CodeContainer::generateFillFun;
using CodeContainer::generateInstanceInitFun;
LLVMBuilder fBuilder;
LLVMInstVisitor* fCodeProducer;
StructInstVisitor fStructVisitor;
LLVMModule fModule;
llvm::LLVMContext* fContext;
// To be used for mathematical function mapping (-fm and exp10 on OSX)
void generateFunMap(const std::string& fun1_aux, const std::string& fun2_aux, int num_args,
bool body = false);
void generateFunMaps();
// To be implemented in each LLVMScalarCodeContainer, LLVMVectorCodeContainer
// and LLVMWorkStealingCodeContainer classes
virtual void generateCompute() = 0;
template <typename REAL>
void generateGetJSON()
{
LLVMPtrType string_ptr = llvm::PointerType::get(fBuilder->getInt8Ty(), 0);
LLVMVecTypes getJSON_args;
llvm::FunctionType* getJSON_type =
llvm::FunctionType::get(string_ptr, makeArrayRef(getJSON_args), false);
LLVMFun getJSON = llvm::Function::Create(getJSON_type, llvm::GlobalValue::ExternalLinkage,
"getJSON" + fKlassName, fModule);
// JSON generation
JSONInstVisitor<REAL> json_visitor1;
generateUserInterface(&json_visitor1);
PathTableType path_index_table;
for (const auto& it : json_visitor1.fPathTable) {
// Get field index
path_index_table[it.second] = fStructVisitor.getFieldOffset(it.first);
}
faustassert(fStructVisitor.getFieldOffset("fSampleRate") != -1);
JSONInstVisitor<REAL> json_visitor2(
"", "", fNumInputs, fNumOutputs, fStructVisitor.getFieldOffset("fSampleRate"), "", "",
FAUSTVERSION, gGlobal->printCompilationOptions1(), gGlobal->gReader.listLibraryFiles(),
gGlobal->gImportDirList, fStructVisitor.getStructSize(), path_index_table,
MemoryLayoutType());
generateUserInterface(&json_visitor2);
generateMetaData(&json_visitor2);
llvm::BasicBlock* return_block =
llvm::BasicBlock::Create(*fContext, "return_block", getJSON);
llvm::ReturnInst::Create(
*fContext, fCodeProducer->genStringConstant(json_visitor2.JSON(true)), return_block);
verifyFunction(*getJSON);
fBuilder->ClearInsertionPoint();
}
void init(const std::string& name, int numInputs, int numOutputs, LLVMModule module,
llvm::LLVMContext* context);
public:
LLVMCodeContainer(const std::string& name, int numInputs, int numOutputs);
LLVMCodeContainer(const std::string& name, int numInputs, int numOutputs, LLVMModule module,
llvm::LLVMContext* context);
virtual ~LLVMCodeContainer();
virtual dsp_factory_base* produceFactory();
void produceInternal();
CodeContainer* createScalarContainer(const std::string& name, int sub_container_type);
static CodeContainer* createContainer(const std::string& name, int numInputs, int numOutputs);
DeclareFunInst* generateStaticInitFun(const std::string& name, bool isstatic);
};
class LLVMScalarCodeContainer : public LLVMCodeContainer {
protected:
void generateCompute();
BlockInst* generateComputeAux();
public:
LLVMScalarCodeContainer(const std::string& name, int numInputs, int numOutputs);
LLVMScalarCodeContainer(const std::string& name, int numInputs, int numOutputs,
LLVMModule module, llvm::LLVMContext* context, int sub_container_type);
virtual ~LLVMScalarCodeContainer();
};
class LLVMVectorCodeContainer : public VectorCodeContainer, public LLVMCodeContainer {
protected:
void generateCompute();
BlockInst* generateComputeAux();
public:
LLVMVectorCodeContainer(const std::string& name, int numInputs, int numOutputs);
virtual ~LLVMVectorCodeContainer();
};
class LLVMOpenMPCodeContainer : public OpenMPCodeContainer, public LLVMCodeContainer {
protected:
void generateOMPDeclarations();
void generateOMPCompute();
void generateCompute();
BlockInst* generateComputeAux();
void generateGOMP_parallel_start();
void generateGOMP_parallel_end();
LLVMValue generateGOMP_single_start();
void generateGOMP_barrier();
void generateGOMP_sections_start(LLVMValue num);
void generateGOMP_sections_end();
void generateGOMP_sections_next();
void generateDSPOMPCompute();
public:
LLVMOpenMPCodeContainer(const std::string& name, int numInputs, int numOutputs);
virtual ~LLVMOpenMPCodeContainer();
};
class LLVMWorkStealingCodeContainer : public WSSCodeContainer, public LLVMCodeContainer {
protected:
void generateCompute();
BlockInst* generateComputeAux();
public:
LLVMWorkStealingCodeContainer(const std::string& name, int numInputs, int numOutputs);
virtual ~LLVMWorkStealingCodeContainer();
};
#endif
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