82 lines
2.0 KiB
C++
82 lines
2.0 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2013 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#ifndef XENIA_CPU_CODEGEN_H_
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#define XENIA_CPU_CODEGEN_H_
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#include <xenia/cpu/sdb.h>
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#include <xenia/core/memory.h>
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#include <xenia/kernel/export.h>
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#include <xenia/kernel/user_module.h>
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namespace llvm {
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class LLVMContext;
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class Module;
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class FunctionType;
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class Function;
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class DIBuilder;
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class MDNode;
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}
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namespace xe {
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namespace cpu {
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namespace codegen {
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class CodegenFunction {
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public:
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sdb::FunctionSymbol* symbol;
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llvm::FunctionType* function_type;
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llvm::Function* function;
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};
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class CodegenContext {
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public:
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CodegenContext(
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xe_memory_ref memory, kernel::ExportResolver* export_resolver,
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kernel::UserModule* module, sdb::SymbolDatabase* sdb,
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llvm::LLVMContext* context, llvm::Module* gen_module);
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~CodegenContext();
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int GenerateModule();
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private:
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CodegenFunction* GetCodegenFunction(uint32_t address);
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void AddImports();
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void AddMissingImport(sdb::FunctionSymbol* fn);
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void AddPresentImport(sdb::FunctionSymbol* fn);
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void PrepareFunction(sdb::FunctionSymbol* fn);
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void BuildFunction(CodegenFunction* cgf);
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void OptimizeFunction(llvm::Module* m, llvm::Function* fn);
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xe_memory_ref memory_;
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kernel::ExportResolver* export_resolver_;
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kernel::UserModule* module_;
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sdb::SymbolDatabase* sdb_;
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llvm::LLVMContext* context_;
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llvm::Module* gen_module_;
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llvm::DIBuilder* di_builder_;
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llvm::MDNode* cu_;
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std::map<uint32_t, CodegenFunction*> functions_;
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};
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} // namespace codegen
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} // namespace cpu
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} // namespace xe
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#endif // XENIA_CPU_CODEGEN_H_
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