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Implemented register state tracking to identify jump tables for jr instructions

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This commit is contained in:
Mr-Wiseguy
2022-11-15 19:55:48 -05:00
parent 84fd433dcc
commit 2300a4b6c9
7 changed files with 346 additions and 30 deletions
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15
include/recomp_port.h
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@@ -19,6 +19,15 @@ constexpr uint32_t byteswap(uint32_t val) {
namespace RecompPort {
struct JumpTable {
uint32_t vram;
uint32_t addend_reg;
uint32_t rom;
uint32_t lw_vram;
uint32_t jr_vram;
std::vector<uint32_t> entries;
};
struct Function {
uint32_t vram;
uint32_t rom;
@@ -26,11 +35,17 @@ namespace RecompPort {
std::string name;
};
struct FunctionStats {
std::vector<JumpTable> jump_tables;
};
struct Context {
std::vector<RecompPort::Function> functions;
std::unordered_map<uint32_t, std::vector<size_t>> functions_by_vram;
std::vector<uint8_t> rom;
};
bool analyze_function(const Context& context, const Function& function, const std::vector<rabbitizer::InstructionCpu>& instructions, FunctionStats& stats);
bool recompile_function(const Context& context, const Function& func, std::string_view output_path);
}