fabi/Xenia-Canary
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Generating a lot of code!

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Still a few missing instructions/variants and other issues, but a big and
valid LLVM module is being generated.
This commit is contained in:
Ben Vanik
2013-01-22 00:22:27 -08:00
parent 791f14182c
commit 91f9e8b7bb
18 changed files with 1613 additions and 423 deletions
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45
include/xenia/cpu/codegen/function_generator.h
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@@ -28,20 +28,28 @@ namespace codegen {
class FunctionGenerator {
public:
FunctionGenerator(xe_memory_ref memory, sdb::FunctionSymbol* fn,
llvm::LLVMContext* context, llvm::Module* gen_module,
llvm::Function* gen_fn);
FunctionGenerator(
xe_memory_ref memory, sdb::SymbolDatabase* sdb, sdb::FunctionSymbol* fn,
llvm::LLVMContext* context, llvm::Module* gen_module,
llvm::Function* gen_fn);
~FunctionGenerator();
sdb::SymbolDatabase* sdb();
sdb::FunctionSymbol* fn();
llvm::LLVMContext* context();
llvm::Module* gen_module();
llvm::Function* gen_fn();
sdb::FunctionBlock* fn_block();
void GenerateBasicBlocks();
llvm::BasicBlock* GetBasicBlock(uint32_t address);
llvm::BasicBlock* GetNextBasicBlock();
llvm::Function* GetFunction(uint32_t addr);
llvm::Function* GetFunction(sdb::FunctionSymbol* fn);
llvm::Value* LoadStateValue(uint32_t offset, llvm::Type* type,
const char* name = "");
void StoreStateValue(uint32_t offset, llvm::Type* type, llvm::Value* value);
llvm::Value* cia_value();
@@ -54,24 +62,28 @@ public:
llvm::Value* ctr_value();
void update_ctr_value(llvm::Value* value);
llvm::Value* cr_value(uint32_t n);
void update_cr_value(uint32_t n, llvm::Value* value);
llvm::Value* cr_value();
void update_cr_value(llvm::Value* value);
llvm::Value* gpr_value(uint32_t n);
void update_gpr_value(uint32_t n, llvm::Value* value);
llvm::Value* GetMembase();
llvm::Value* memory_addr(uint32_t addr);
llvm::Value* read_memory(llvm::Value* addr, uint32_t size, bool extend);
void write_memory(llvm::Value* addr, uint32_t size, llvm::Value* value);
llvm::Value* ReadMemory(llvm::Value* addr, uint32_t size, bool extend);
void WriteMemory(llvm::Value* addr, uint32_t size, llvm::Value* value);
private:
void GenerateBasicBlock(sdb::FunctionBlock* block, llvm::BasicBlock* bb);
xe_memory_ref memory_;
sdb::FunctionSymbol* fn_;
llvm::LLVMContext* context_;
llvm::Module* gen_module_;
llvm::Function* gen_fn_;
xe_memory_ref memory_;
sdb::SymbolDatabase* sdb_;
sdb::FunctionSymbol* fn_;
llvm::LLVMContext* context_;
llvm::Module* gen_module_;
llvm::Function* gen_fn_;
sdb::FunctionBlock* fn_block_;
llvm::BasicBlock* bb_;
llvm::IRBuilder<>* builder_;
std::map<uint32_t, llvm::BasicBlock*> bbs_;
@@ -81,12 +93,17 @@ private:
struct {
llvm::Value* xer;
bool xer_dirty;
llvm::Value* lr;
bool lr_dirty;
llvm::Value* ctr;
bool ctr_dirty;
llvm::Value* cr[4];
llvm::Value* cr;
bool cr_dirty;
llvm::Value* gpr[32];
uint32_t gpr_dirty_bits;
} values_;
};