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Implemented relocatable overlays (OoT runs)

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This commit is contained in:
Mr-Wiseguy 2023-02-04 00:14:03 -05:00
parent d2603ce07c
commit 602be9c2c6
8 changed files with 337 additions and 52 deletions
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25
include/recomp_port.h
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@ -7,6 +7,7 @@
#include <vector>
#include <unordered_map>
#include <span>
#include <unordered_set>
#include "elfio/elfio.hpp"
#ifdef _MSC_VER
@ -46,13 +47,35 @@ namespace RecompPort {
bool reimplemented;
};
enum class RelocType : uint8_t {
R_MIPS_NONE = 0,
R_MIPS_16,
R_MIPS_32,
R_MIPS_REL32,
R_MIPS_26,
R_MIPS_HI16,
R_MIPS_LO16,
R_MIPS_GPREL16,
};
struct Reloc {
uint32_t address;
uint32_t target_address;
uint32_t symbol_index;
uint32_t target_section;
RelocType type;
bool needs_relocation;
};
struct Section {
ELFIO::Elf_Xword rom_addr;
ELFIO::Elf64_Addr ram_addr;
ELFIO::Elf_Xword size;
std::vector<uint32_t> function_addrs;
std::vector<Reloc> relocs;
std::string name;
bool executable;
bool relocatable;
};
struct FunctionStats {
@ -68,6 +91,8 @@ namespace RecompPort {
std::vector<uint8_t> rom;
// A list of the list of each function (by index in `functions`) in a given section
std::vector<std::vector<size_t>> section_functions;
// The section names that were specified as relocatable
std::unordered_set<std::string> relocatable_sections;
int executable_section_count;
Context(const ELFIO::elfio& elf_file) {