mirror of
https://github.com/N64Recomp/N64Recomp.git
synced 2026-04-28 21:12:24 +00:00
Move elf parsing into a separate library
This commit is contained in:
Mr-Wiseguy
parent
04daa21908
commit
d8dcb43d5a
5 changed files with 1276 additions and 1245 deletions
|
|
@ -62,6 +62,18 @@ add_subdirectory(lib/fmt)
|
||||||
set(TOML_ENABLE_FORMATTERS OFF)
|
set(TOML_ENABLE_FORMATTERS OFF)
|
||||||
add_subdirectory(lib/tomlplusplus)
|
add_subdirectory(lib/tomlplusplus)
|
||||||
|
|
||||||
|
# Hardcoded symbol lists (separate library to not force a dependency on N64Recomp)
|
||||||
|
project(SymbolLists)
|
||||||
|
add_library(SymbolLists)
|
||||||
|
|
||||||
|
target_sources(SymbolLists PRIVATE
|
||||||
|
${CMAKE_CURRENT_SOURCE_DIR}/src/symbol_lists.cpp
|
||||||
|
)
|
||||||
|
|
||||||
|
target_include_directories(SymbolLists PUBLIC
|
||||||
|
"${CMAKE_CURRENT_SOURCE_DIR}/include"
|
||||||
|
)
|
||||||
|
|
||||||
# N64 recompiler core library
|
# N64 recompiler core library
|
||||||
project(N64Recomp)
|
project(N64Recomp)
|
||||||
add_library(N64Recomp)
|
add_library(N64Recomp)
|
||||||
|
|
@ -75,9 +87,29 @@ target_sources(N64Recomp PRIVATE
|
||||||
)
|
)
|
||||||
|
|
||||||
target_include_directories(N64Recomp PUBLIC
|
target_include_directories(N64Recomp PUBLIC
|
||||||
"${CMAKE_CURRENT_SOURCE_DIR}/include")
|
"${CMAKE_CURRENT_SOURCE_DIR}/include"
|
||||||
|
)
|
||||||
|
|
||||||
target_link_libraries(N64Recomp fmt rabbitizer tomlplusplus::tomlplusplus)
|
target_link_libraries(N64Recomp SymbolLists fmt rabbitizer tomlplusplus::tomlplusplus)
|
||||||
|
|
||||||
|
# N64 recompiler elf parsing
|
||||||
|
project(N64RecompElf)
|
||||||
|
add_library(N64RecompElf)
|
||||||
|
|
||||||
|
target_sources(N64RecompElf PRIVATE
|
||||||
|
${CMAKE_CURRENT_SOURCE_DIR}/src/elf.cpp
|
||||||
|
${CMAKE_CURRENT_SOURCE_DIR}/src/symbol_lists.cpp
|
||||||
|
)
|
||||||
|
|
||||||
|
target_include_directories(N64RecompElf PUBLIC
|
||||||
|
"${CMAKE_CURRENT_SOURCE_DIR}/include"
|
||||||
|
)
|
||||||
|
|
||||||
|
target_include_directories(N64RecompElf PRIVATE
|
||||||
|
"${CMAKE_CURRENT_SOURCE_DIR}/lib/ELFIO"
|
||||||
|
)
|
||||||
|
|
||||||
|
target_link_libraries(N64RecompElf fmt)
|
||||||
|
|
||||||
# N64 recompiler executable
|
# N64 recompiler executable
|
||||||
project(N64RecompCLI)
|
project(N64RecompCLI)
|
||||||
|
|
@ -89,10 +121,10 @@ target_sources(N64RecompCLI PRIVATE
|
||||||
)
|
)
|
||||||
|
|
||||||
target_include_directories(N64RecompCLI PRIVATE
|
target_include_directories(N64RecompCLI PRIVATE
|
||||||
"${CMAKE_CURRENT_SOURCE_DIR}/lib/ELFIO"
|
"${CMAKE_CURRENT_SOURCE_DIR}/include"
|
||||||
"${CMAKE_CURRENT_SOURCE_DIR}/include")
|
)
|
||||||
|
|
||||||
target_link_libraries(N64RecompCLI fmt rabbitizer tomlplusplus::tomlplusplus N64Recomp)
|
target_link_libraries(N64RecompCLI fmt rabbitizer tomlplusplus::tomlplusplus N64Recomp N64RecompElf)
|
||||||
set_target_properties(N64RecompCLI PROPERTIES OUTPUT_NAME N64Recomp)
|
set_target_properties(N64RecompCLI PROPERTIES OUTPUT_NAME N64Recomp)
|
||||||
|
|
||||||
# RSP recompiler
|
# RSP recompiler
|
||||||
|
|
|
||||||
|
|
@ -107,6 +107,10 @@ namespace N64Recomp {
|
||||||
|
|
||||||
using DataSymbolMap = std::unordered_map<uint16_t, std::vector<DataSymbol>>;
|
using DataSymbolMap = std::unordered_map<uint16_t, std::vector<DataSymbol>>;
|
||||||
|
|
||||||
|
extern const std::unordered_set<std::string> reimplemented_funcs;
|
||||||
|
extern const std::unordered_set<std::string> ignored_funcs;
|
||||||
|
extern const std::unordered_set<std::string> renamed_funcs;
|
||||||
|
|
||||||
struct Context {
|
struct Context {
|
||||||
std::vector<Section> sections;
|
std::vector<Section> sections;
|
||||||
std::vector<Function> functions;
|
std::vector<Function> functions;
|
||||||
|
|
|
||||||
570
src/elf.cpp
Normal file
570
src/elf.cpp
Normal file
|
|
@ -0,0 +1,570 @@
|
||||||
|
#include "fmt/format.h"
|
||||||
|
// #include "fmt/ostream.h"
|
||||||
|
|
||||||
|
#include "n64recomp.h"
|
||||||
|
#include "elfio/elfio.hpp"
|
||||||
|
|
||||||
|
bool read_symbols(N64Recomp::Context& context, const ELFIO::elfio& elf_file, ELFIO::section* symtab_section, const N64Recomp::ElfParsingConfig& elf_config, bool dumping_context, std::unordered_map<uint16_t, std::vector<N64Recomp::DataSymbol>>& data_syms) {
|
||||||
|
bool found_entrypoint_func = false;
|
||||||
|
ELFIO::symbol_section_accessor symbols{ elf_file, symtab_section };
|
||||||
|
fmt::print("Num symbols: {}\n", symbols.get_symbols_num());
|
||||||
|
|
||||||
|
std::unordered_map<uint16_t, uint16_t> bss_section_to_target_section{};
|
||||||
|
|
||||||
|
// Create a mapping of bss section to the corresponding non-bss section. This is only used when dumping context in order
|
||||||
|
// for patches and mods to correctly relocate symbols in bss. This mapping only matters for relocatable sections.
|
||||||
|
if (dumping_context) {
|
||||||
|
// Process bss and reloc sections
|
||||||
|
for (size_t cur_section_index = 0; cur_section_index < context.sections.size(); cur_section_index++) {
|
||||||
|
const N64Recomp::Section& cur_section = context.sections[cur_section_index];
|
||||||
|
// Check if a bss section was found that corresponds with this section.
|
||||||
|
if (cur_section.bss_section_index != (uint16_t)-1) {
|
||||||
|
bss_section_to_target_section[cur_section.bss_section_index] = cur_section_index;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
for (int sym_index = 0; sym_index < symbols.get_symbols_num(); sym_index++) {
|
||||||
|
std::string name;
|
||||||
|
ELFIO::Elf64_Addr value;
|
||||||
|
ELFIO::Elf_Xword size;
|
||||||
|
unsigned char bind;
|
||||||
|
unsigned char type;
|
||||||
|
ELFIO::Elf_Half section_index;
|
||||||
|
unsigned char other;
|
||||||
|
bool ignored = false;
|
||||||
|
bool reimplemented = false;
|
||||||
|
bool recorded_symbol = false;
|
||||||
|
|
||||||
|
// Read symbol properties
|
||||||
|
symbols.get_symbol(sym_index, name, value, size, bind, type,
|
||||||
|
section_index, other);
|
||||||
|
|
||||||
|
if (section_index == ELFIO::SHN_ABS && elf_config.use_absolute_symbols) {
|
||||||
|
uint32_t vram = static_cast<uint32_t>(value);
|
||||||
|
context.functions_by_vram[vram].push_back(context.functions.size());
|
||||||
|
|
||||||
|
context.functions.emplace_back(
|
||||||
|
vram,
|
||||||
|
0,
|
||||||
|
std::vector<uint32_t>{},
|
||||||
|
std::move(name),
|
||||||
|
0,
|
||||||
|
true,
|
||||||
|
reimplemented,
|
||||||
|
false
|
||||||
|
);
|
||||||
|
continue;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (section_index < context.sections.size()) {
|
||||||
|
// Check if this symbol is the entrypoint
|
||||||
|
if (elf_config.has_entrypoint && value == elf_config.entrypoint_address && type == ELFIO::STT_FUNC) {
|
||||||
|
if (found_entrypoint_func) {
|
||||||
|
fmt::print(stderr, "Ambiguous entrypoint: {}\n", name);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
found_entrypoint_func = true;
|
||||||
|
fmt::print("Found entrypoint, original name: {}\n", name);
|
||||||
|
size = 0x50; // dummy size for entrypoints, should cover them all
|
||||||
|
name = "recomp_entrypoint";
|
||||||
|
}
|
||||||
|
|
||||||
|
// Check if this symbol has a size override
|
||||||
|
auto size_find = elf_config.manually_sized_funcs.find(name);
|
||||||
|
if (size_find != elf_config.manually_sized_funcs.end()) {
|
||||||
|
size = size_find->second;
|
||||||
|
type = ELFIO::STT_FUNC;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!dumping_context) {
|
||||||
|
if (N64Recomp::reimplemented_funcs.contains(name)) {
|
||||||
|
reimplemented = true;
|
||||||
|
name = name + "_recomp";
|
||||||
|
ignored = true;
|
||||||
|
} else if (N64Recomp::ignored_funcs.contains(name)) {
|
||||||
|
name = name + "_recomp";
|
||||||
|
ignored = true;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
auto& section = context.sections[section_index];
|
||||||
|
|
||||||
|
// Check if this symbol is a function or has no type (like a regular glabel would)
|
||||||
|
// Symbols with no type have a dummy entry created so that their symbol can be looked up for function calls
|
||||||
|
if (ignored || type == ELFIO::STT_FUNC || type == ELFIO::STT_NOTYPE || type == ELFIO::STT_OBJECT) {
|
||||||
|
if (!dumping_context) {
|
||||||
|
if (N64Recomp::renamed_funcs.contains(name)) {
|
||||||
|
name = name + "_recomp";
|
||||||
|
ignored = false;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (section_index < context.sections.size()) {
|
||||||
|
auto section_offset = value - elf_file.sections[section_index]->get_address();
|
||||||
|
const uint32_t* words = reinterpret_cast<const uint32_t*>(elf_file.sections[section_index]->get_data() + section_offset);
|
||||||
|
uint32_t vram = static_cast<uint32_t>(value);
|
||||||
|
uint32_t num_instructions = type == ELFIO::STT_FUNC ? size / 4 : 0;
|
||||||
|
uint32_t rom_address = static_cast<uint32_t>(section_offset + section.rom_addr);
|
||||||
|
|
||||||
|
section.function_addrs.push_back(vram);
|
||||||
|
context.functions_by_vram[vram].push_back(context.functions.size());
|
||||||
|
|
||||||
|
// Find the entrypoint by rom address in case it doesn't have vram as its value
|
||||||
|
if (elf_config.has_entrypoint && rom_address == 0x1000 && type == ELFIO::STT_FUNC) {
|
||||||
|
vram = elf_config.entrypoint_address;
|
||||||
|
found_entrypoint_func = true;
|
||||||
|
name = "recomp_entrypoint";
|
||||||
|
if (size == 0) {
|
||||||
|
num_instructions = 0x50 / 4;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Suffix local symbols to prevent name conflicts.
|
||||||
|
if (bind == ELFIO::STB_LOCAL) {
|
||||||
|
name = fmt::format("{}_{:08X}", name, rom_address);
|
||||||
|
}
|
||||||
|
|
||||||
|
if (num_instructions > 0) {
|
||||||
|
context.section_functions[section_index].push_back(context.functions.size());
|
||||||
|
recorded_symbol = true;
|
||||||
|
}
|
||||||
|
context.functions_by_name[name] = context.functions.size();
|
||||||
|
|
||||||
|
std::vector<uint32_t> insn_words(num_instructions);
|
||||||
|
insn_words.assign(words, words + num_instructions);
|
||||||
|
|
||||||
|
context.functions.emplace_back(
|
||||||
|
vram,
|
||||||
|
rom_address,
|
||||||
|
std::move(insn_words),
|
||||||
|
name,
|
||||||
|
section_index,
|
||||||
|
ignored,
|
||||||
|
reimplemented
|
||||||
|
);
|
||||||
|
} else {
|
||||||
|
// TODO is this case needed anymore?
|
||||||
|
uint32_t vram = static_cast<uint32_t>(value);
|
||||||
|
section.function_addrs.push_back(vram);
|
||||||
|
context.functions_by_vram[vram].push_back(context.functions.size());
|
||||||
|
context.functions.emplace_back(
|
||||||
|
vram,
|
||||||
|
0,
|
||||||
|
std::vector<uint32_t>{},
|
||||||
|
name,
|
||||||
|
section_index,
|
||||||
|
ignored,
|
||||||
|
reimplemented
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// The symbol wasn't detected as a function, so add it to the data symbols if the context is being dumped.
|
||||||
|
if (!recorded_symbol && dumping_context && !name.empty()) {
|
||||||
|
uint32_t vram = static_cast<uint32_t>(value);
|
||||||
|
|
||||||
|
// Place this symbol in the absolute symbol list if it's in the absolute section.
|
||||||
|
uint16_t target_section_index = section_index;
|
||||||
|
if (section_index == ELFIO::SHN_ABS) {
|
||||||
|
target_section_index = N64Recomp::SectionAbsolute;
|
||||||
|
}
|
||||||
|
else if (section_index >= context.sections.size()) {
|
||||||
|
fmt::print("Symbol \"{}\" not in a valid section ({})\n", name, section_index);
|
||||||
|
}
|
||||||
|
|
||||||
|
// Move this symbol into the corresponding non-bss section if it's in a bss section.
|
||||||
|
auto find_bss_it = bss_section_to_target_section.find(target_section_index);
|
||||||
|
if (find_bss_it != bss_section_to_target_section.end()) {
|
||||||
|
target_section_index = find_bss_it->second;
|
||||||
|
}
|
||||||
|
|
||||||
|
data_syms[target_section_index].emplace_back(
|
||||||
|
vram,
|
||||||
|
std::move(name)
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return found_entrypoint_func;
|
||||||
|
}
|
||||||
|
|
||||||
|
struct SegmentEntry {
|
||||||
|
ELFIO::Elf64_Off data_offset;
|
||||||
|
ELFIO::Elf64_Addr physical_address;
|
||||||
|
ELFIO::Elf_Xword memory_size;
|
||||||
|
};
|
||||||
|
|
||||||
|
std::optional<size_t> get_segment(const std::vector<SegmentEntry>& segments, ELFIO::Elf_Xword section_size, ELFIO::Elf64_Off section_offset) {
|
||||||
|
// A linear search is safest even if the segment list is sorted, as there may be overlapping segments
|
||||||
|
for (size_t i = 0; i < segments.size(); i++) {
|
||||||
|
const auto& segment = segments[i];
|
||||||
|
|
||||||
|
// Check that the section's data in the elf file is within bounds of the segment's data
|
||||||
|
if (section_offset >= segment.data_offset && section_offset + section_size <= segment.data_offset + segment.memory_size) {
|
||||||
|
return i;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return std::nullopt;
|
||||||
|
}
|
||||||
|
|
||||||
|
ELFIO::section* read_sections(N64Recomp::Context& context, const N64Recomp::ElfParsingConfig& elf_config, const ELFIO::elfio& elf_file) {
|
||||||
|
ELFIO::section* symtab_section = nullptr;
|
||||||
|
std::vector<SegmentEntry> segments{};
|
||||||
|
segments.resize(elf_file.segments.size());
|
||||||
|
|
||||||
|
// Copy the data for each segment into the segment entry list
|
||||||
|
for (size_t segment_index = 0; segment_index < elf_file.segments.size(); segment_index++) {
|
||||||
|
const auto& segment = *elf_file.segments[segment_index];
|
||||||
|
segments[segment_index].data_offset = segment.get_offset();
|
||||||
|
segments[segment_index].physical_address = segment.get_physical_address();
|
||||||
|
segments[segment_index].memory_size = segment.get_file_size();
|
||||||
|
}
|
||||||
|
|
||||||
|
//// Sort the segments by physical address
|
||||||
|
//std::sort(segments.begin(), segments.end(),
|
||||||
|
// [](const SegmentEntry& lhs, const SegmentEntry& rhs) {
|
||||||
|
// return lhs.data_offset < rhs.data_offset;
|
||||||
|
// }
|
||||||
|
//);
|
||||||
|
|
||||||
|
std::unordered_map<std::string, ELFIO::section*> reloc_sections_by_name;
|
||||||
|
std::unordered_map<std::string, ELFIO::section*> bss_sections_by_name;
|
||||||
|
|
||||||
|
// Iterate over every section to record rom addresses and find the symbol table
|
||||||
|
fmt::print("Sections\n");
|
||||||
|
for (const auto& section : elf_file.sections) {
|
||||||
|
auto& section_out = context.sections[section->get_index()];
|
||||||
|
//fmt::print(" {}: {} @ 0x{:08X}, 0x{:08X}\n", section->get_index(), section->get_name(), section->get_address(), context.rom.size());
|
||||||
|
// Set the rom address of this section to the current accumulated ROM size
|
||||||
|
section_out.ram_addr = section->get_address();
|
||||||
|
section_out.size = section->get_size();
|
||||||
|
ELFIO::Elf_Word type = section->get_type();
|
||||||
|
std::string section_name = section->get_name();
|
||||||
|
|
||||||
|
// Check if this section is the symbol table and record it if so
|
||||||
|
if (type == ELFIO::SHT_SYMTAB) {
|
||||||
|
symtab_section = section.get();
|
||||||
|
}
|
||||||
|
|
||||||
|
if (elf_config.relocatable_sections.contains(section_name)) {
|
||||||
|
section_out.relocatable = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Check if this section is a reloc section
|
||||||
|
if (type == ELFIO::SHT_REL) {
|
||||||
|
// If it is, determine the name of the section it relocates
|
||||||
|
if (!section_name.starts_with(".rel")) {
|
||||||
|
fmt::print(stderr, "Could not determine corresponding section for reloc section {}\n", section_name.c_str());
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
std::string reloc_target_section = section_name.substr(strlen(".rel"));
|
||||||
|
|
||||||
|
// If this reloc section is for a section that has been marked as relocatable, record it in the reloc section lookup.
|
||||||
|
// Alternatively, if this recompilation uses reference symbols then record all reloc sections.
|
||||||
|
if (!context.reference_sections.empty() || elf_config.relocatable_sections.contains(reloc_target_section)) {
|
||||||
|
reloc_sections_by_name[reloc_target_section] = section.get();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// If the section is bss (SHT_NOBITS) and ends with the bss suffix, add it to the bss section map
|
||||||
|
if (type == ELFIO::SHT_NOBITS && section_name.ends_with(elf_config.bss_section_suffix)) {
|
||||||
|
std::string bss_target_section = section_name.substr(0, section_name.size() - elf_config.bss_section_suffix.size());
|
||||||
|
|
||||||
|
// If this bss section is for a section that has been marked as relocatable, record it in the reloc section lookup
|
||||||
|
if (elf_config.relocatable_sections.contains(bss_target_section)) {
|
||||||
|
bss_sections_by_name[bss_target_section] = section.get();
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// If this section isn't bss (SHT_NOBITS) and ends up in the rom (SHF_ALLOC),
|
||||||
|
// find this section's rom address and copy it into the rom
|
||||||
|
if (type != ELFIO::SHT_NOBITS && section->get_flags() & ELFIO::SHF_ALLOC && section->get_size() != 0) {
|
||||||
|
//// Find the segment this section is in to determine the physical (rom) address of the section
|
||||||
|
//auto segment_it = std::upper_bound(segments.begin(), segments.end(), section->get_offset(),
|
||||||
|
// [](ELFIO::Elf64_Off section_offset, const SegmentEntry& segment) {
|
||||||
|
// return section_offset < segment.data_offset;
|
||||||
|
// }
|
||||||
|
//);
|
||||||
|
//if (segment_it == segments.begin()) {
|
||||||
|
// fmt::print(stderr, "Could not find segment that section {} belongs to!\n", section_name.c_str());
|
||||||
|
// return nullptr;
|
||||||
|
//}
|
||||||
|
//// Upper bound returns the iterator after the element we're looking for, so rewind by one
|
||||||
|
//// This is safe because we checked if segment_it was segments.begin() already, which is the minimum value it could be
|
||||||
|
//const SegmentEntry& segment = *(segment_it - 1);
|
||||||
|
//// Check to be sure that the section is actually in this segment
|
||||||
|
//if (section->get_offset() >= segment.data_offset + segment.memory_size) {
|
||||||
|
// fmt::print(stderr, "Section {} out of range of segment at offset 0x{:08X}\n", section_name.c_str(), segment.data_offset);
|
||||||
|
// return nullptr;
|
||||||
|
//}
|
||||||
|
std::optional<size_t> segment_index = get_segment(segments, section_out.size, section->get_offset());
|
||||||
|
if (!segment_index.has_value()) {
|
||||||
|
fmt::print(stderr, "Could not find segment that section {} belongs to!\n", section_name.c_str());
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
const SegmentEntry& segment = segments[segment_index.value()];
|
||||||
|
// Calculate the rom address based on this section's offset into the segment and the segment's rom address
|
||||||
|
section_out.rom_addr = segment.physical_address + (section->get_offset() - segment.data_offset);
|
||||||
|
// Resize the output rom if needed to fit this section
|
||||||
|
size_t required_rom_size = section_out.rom_addr + section_out.size;
|
||||||
|
if (required_rom_size > context.rom.size()) {
|
||||||
|
context.rom.resize(required_rom_size);
|
||||||
|
}
|
||||||
|
// Copy this section's data into the rom
|
||||||
|
std::copy(section->get_data(), section->get_data() + section->get_size(), &context.rom[section_out.rom_addr]);
|
||||||
|
} else {
|
||||||
|
// Otherwise mark this section as having an invalid rom address
|
||||||
|
section_out.rom_addr = (uint32_t)-1;
|
||||||
|
}
|
||||||
|
// Check if this section is marked as executable, which means it has code in it
|
||||||
|
if (section->get_flags() & ELFIO::SHF_EXECINSTR) {
|
||||||
|
section_out.executable = true;
|
||||||
|
}
|
||||||
|
section_out.name = section_name;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (symtab_section == nullptr) {
|
||||||
|
fmt::print(stderr, "No symtab section found\n");
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
ELFIO::symbol_section_accessor symbol_accessor{ elf_file, symtab_section };
|
||||||
|
auto num_syms = symbol_accessor.get_symbols_num();
|
||||||
|
|
||||||
|
// TODO make sure that a reloc section was found for every section marked as relocatable
|
||||||
|
|
||||||
|
// Process bss and reloc sections
|
||||||
|
for (size_t section_index = 0; section_index < context.sections.size(); section_index++) {
|
||||||
|
N64Recomp::Section& section_out = context.sections[section_index];
|
||||||
|
// Check if a bss section was found that corresponds with this section
|
||||||
|
auto bss_find = bss_sections_by_name.find(section_out.name);
|
||||||
|
if (bss_find != bss_sections_by_name.end()) {
|
||||||
|
section_out.bss_section_index = bss_find->second->get_index();
|
||||||
|
section_out.bss_size = bss_find->second->get_size();
|
||||||
|
}
|
||||||
|
|
||||||
|
if (!context.reference_symbols.empty() || section_out.relocatable) {
|
||||||
|
// Check if a reloc section was found that corresponds with this section
|
||||||
|
auto reloc_find = reloc_sections_by_name.find(section_out.name);
|
||||||
|
if (reloc_find != reloc_sections_by_name.end()) {
|
||||||
|
// Create an accessor for the reloc section
|
||||||
|
ELFIO::relocation_section_accessor rel_accessor{ elf_file, reloc_find->second };
|
||||||
|
// Allocate space for the relocs in this section
|
||||||
|
section_out.relocs.resize(rel_accessor.get_entries_num());
|
||||||
|
// Track whether the previous reloc was a HI16 and its previous full_immediate
|
||||||
|
bool prev_hi = false;
|
||||||
|
// Track whether the previous reloc was a LO16
|
||||||
|
bool prev_lo = false;
|
||||||
|
uint32_t prev_hi_immediate = 0;
|
||||||
|
uint32_t prev_hi_symbol = std::numeric_limits<uint32_t>::max();
|
||||||
|
|
||||||
|
for (size_t i = 0; i < section_out.relocs.size(); i++) {
|
||||||
|
// Get the current reloc
|
||||||
|
ELFIO::Elf64_Addr rel_offset;
|
||||||
|
ELFIO::Elf_Word rel_symbol;
|
||||||
|
unsigned int rel_type;
|
||||||
|
ELFIO::Elf_Sxword bad_rel_addend; // Addends aren't encoded in the reloc, so ignore this one
|
||||||
|
rel_accessor.get_entry(i, rel_offset, rel_symbol, rel_type, bad_rel_addend);
|
||||||
|
|
||||||
|
N64Recomp::Reloc& reloc_out = section_out.relocs[i];
|
||||||
|
|
||||||
|
// Get the real full_immediate by extracting the immediate from the instruction
|
||||||
|
uint32_t reloc_rom_addr = section_out.rom_addr + rel_offset - section_out.ram_addr;
|
||||||
|
uint32_t reloc_rom_word = byteswap(*reinterpret_cast<const uint32_t*>(context.rom.data() + reloc_rom_addr));
|
||||||
|
//context.rom section_out.rom_addr;
|
||||||
|
|
||||||
|
reloc_out.address = rel_offset;
|
||||||
|
reloc_out.symbol_index = rel_symbol;
|
||||||
|
reloc_out.type = static_cast<N64Recomp::RelocType>(rel_type);
|
||||||
|
|
||||||
|
std::string rel_symbol_name;
|
||||||
|
ELFIO::Elf64_Addr rel_symbol_value;
|
||||||
|
ELFIO::Elf_Xword rel_symbol_size;
|
||||||
|
unsigned char rel_symbol_bind;
|
||||||
|
unsigned char rel_symbol_type;
|
||||||
|
ELFIO::Elf_Half rel_symbol_section_index;
|
||||||
|
unsigned char rel_symbol_other;
|
||||||
|
|
||||||
|
bool found_rel_symbol = symbol_accessor.get_symbol(
|
||||||
|
rel_symbol, rel_symbol_name, rel_symbol_value, rel_symbol_size, rel_symbol_bind, rel_symbol_type, rel_symbol_section_index, rel_symbol_other);
|
||||||
|
|
||||||
|
uint32_t rel_section_vram = section_out.ram_addr;
|
||||||
|
uint32_t rel_symbol_offset = 0;
|
||||||
|
|
||||||
|
// Check if the symbol is undefined and to know whether to look for it in the reference symbols.
|
||||||
|
if (rel_symbol_section_index == ELFIO::SHN_UNDEF) {
|
||||||
|
// Undefined sym, check the reference symbols.
|
||||||
|
auto sym_find_it = context.reference_symbols_by_name.find(rel_symbol_name);
|
||||||
|
if (sym_find_it == context.reference_symbols_by_name.end()) {
|
||||||
|
fmt::print(stderr, "Undefined symbol: {}, not found in input or reference symbols!\n",
|
||||||
|
rel_symbol_name);
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
reloc_out.reference_symbol = true;
|
||||||
|
// Replace the reloc's symbol index with the index into the reference symbol array.
|
||||||
|
reloc_out.symbol_index = sym_find_it->second;
|
||||||
|
rel_section_vram = 0;
|
||||||
|
rel_symbol_offset = context.reference_symbols[reloc_out.symbol_index].section_offset;
|
||||||
|
reloc_out.target_section = context.reference_symbols[reloc_out.symbol_index].section_index;
|
||||||
|
|
||||||
|
bool target_section_relocatable = false;
|
||||||
|
|
||||||
|
if (reloc_out.target_section != N64Recomp::SectionAbsolute && context.reference_sections[reloc_out.target_section].relocatable) {
|
||||||
|
target_section_relocatable = true;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (reloc_out.type == N64Recomp::RelocType::R_MIPS_32 && target_section_relocatable) {
|
||||||
|
fmt::print(stderr, "Cannot reference {} in a statically initialized variable as it's defined in a relocatable section!\n",
|
||||||
|
rel_symbol_name);
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
reloc_out.reference_symbol = false;
|
||||||
|
reloc_out.target_section = rel_symbol_section_index;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Reloc pairing, see MIPS System V ABI documentation page 4-18 (https://refspecs.linuxfoundation.org/elf/mipsabi.pdf)
|
||||||
|
if (reloc_out.type == N64Recomp::RelocType::R_MIPS_LO16) {
|
||||||
|
uint32_t rel_immediate = reloc_rom_word & 0xFFFF;
|
||||||
|
uint32_t full_immediate = (prev_hi_immediate << 16) + (int16_t)rel_immediate;
|
||||||
|
reloc_out.target_section_offset = full_immediate + rel_symbol_offset - rel_section_vram;
|
||||||
|
if (prev_hi) {
|
||||||
|
if (prev_hi_symbol != rel_symbol) {
|
||||||
|
fmt::print(stderr, "Paired HI16 and LO16 relocations have different symbols\n"
|
||||||
|
" LO16 reloc index {} in section {} referencing symbol {} with offset 0x{:08X}\n",
|
||||||
|
i, section_out.name, reloc_out.symbol_index, reloc_out.address);
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Set the previous HI16 relocs' relocated address.
|
||||||
|
section_out.relocs[i - 1].target_section_offset = reloc_out.target_section_offset;
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
// Orphaned LO16 reloc warnings.
|
||||||
|
if (elf_config.unpaired_lo16_warnings) {
|
||||||
|
if (prev_lo) {
|
||||||
|
// Don't warn if multiple LO16 in a row reference the same symbol, as some linkers will use this behavior.
|
||||||
|
if (prev_hi_symbol != rel_symbol) {
|
||||||
|
fmt::print(stderr, "[WARN] LO16 reloc index {} in section {} referencing symbol {} with offset 0x{:08X} follows LO16 with different symbol\n",
|
||||||
|
i, section_out.name, reloc_out.symbol_index, reloc_out.address);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
else {
|
||||||
|
fmt::print(stderr, "[WARN] Unpaired LO16 reloc index {} in section {} referencing symbol {} with offset 0x{:08X}\n",
|
||||||
|
i, section_out.name, reloc_out.symbol_index, reloc_out.address);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
// Even though this is an orphaned LO16 reloc, the previous calculation for the addend still follows the MIPS System V ABI documentation:
|
||||||
|
// "R_MIPS_LO16 entries without an R_MIPS_HI16 entry immediately preceding are orphaned and the previously defined
|
||||||
|
// R_MIPS_HI16 is used for computing the addend."
|
||||||
|
// Therefore, nothing needs to be done to the section_offset member.
|
||||||
|
}
|
||||||
|
prev_lo = true;
|
||||||
|
} else {
|
||||||
|
if (prev_hi) {
|
||||||
|
// This is an invalid elf as the MIPS System V ABI documentation states:
|
||||||
|
// "Each relocation type of R_MIPS_HI16 must have an associated R_MIPS_LO16 entry
|
||||||
|
// immediately following it in the list of relocations."
|
||||||
|
fmt::print(stderr, "Unpaired HI16 reloc index {} in section {} referencing symbol {} with offset 0x{:08X}\n",
|
||||||
|
i - 1, section_out.name, section_out.relocs[i - 1].symbol_index, section_out.relocs[i - 1].address);
|
||||||
|
return nullptr;
|
||||||
|
}
|
||||||
|
prev_lo = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (reloc_out.type == N64Recomp::RelocType::R_MIPS_HI16) {
|
||||||
|
uint32_t rel_immediate = reloc_rom_word & 0xFFFF;
|
||||||
|
prev_hi = true;
|
||||||
|
prev_hi_immediate = rel_immediate;
|
||||||
|
prev_hi_symbol = rel_symbol;
|
||||||
|
} else {
|
||||||
|
prev_hi = false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (reloc_out.type == N64Recomp::RelocType::R_MIPS_32) {
|
||||||
|
// The reloc addend is just the existing word before relocation, so the section offset can just be the symbol's section offset.
|
||||||
|
// Incorporating the addend will be handled at load-time.
|
||||||
|
reloc_out.target_section_offset = rel_symbol_offset;
|
||||||
|
// TODO set section_out.has_mips32_relocs to true if this section should emit its mips32 relocs (mainly for TLB mapping).
|
||||||
|
|
||||||
|
if (reloc_out.reference_symbol) {
|
||||||
|
uint32_t reloc_target_section_addr = 0;
|
||||||
|
if (reloc_out.target_section != N64Recomp::SectionAbsolute) {
|
||||||
|
reloc_target_section_addr = context.reference_sections[reloc_out.target_section].ram_addr;
|
||||||
|
}
|
||||||
|
// Patch the word in the ROM to incorporate the symbol's value.
|
||||||
|
uint32_t updated_reloc_word = reloc_rom_word + reloc_target_section_addr + reloc_out.target_section_offset;
|
||||||
|
*reinterpret_cast<uint32_t*>(context.rom.data() + reloc_rom_addr) = byteswap(updated_reloc_word);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
if (reloc_out.type == N64Recomp::RelocType::R_MIPS_26) {
|
||||||
|
uint32_t rel_immediate = (reloc_rom_word & 0x3FFFFFF) << 2;
|
||||||
|
reloc_out.target_section_offset = rel_immediate + rel_symbol_offset;
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
// Sort this section's relocs by address, which allows for binary searching and more efficient iteration during recompilation.
|
||||||
|
// This is safe to do as the entire full_immediate in present in relocs due to the pairing that was done earlier, so the HI16 does not
|
||||||
|
// need to directly preceed the matching LO16 anymore.
|
||||||
|
std::sort(section_out.relocs.begin(), section_out.relocs.end(),
|
||||||
|
[](const N64Recomp::Reloc& a, const N64Recomp::Reloc& b) {
|
||||||
|
return a.address < b.address;
|
||||||
|
}
|
||||||
|
);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
return symtab_section;
|
||||||
|
}
|
||||||
|
|
||||||
|
static void setup_context_for_elf(N64Recomp::Context& context, const ELFIO::elfio& elf_file) {
|
||||||
|
context.sections.resize(elf_file.sections.size());
|
||||||
|
context.section_functions.resize(elf_file.sections.size());
|
||||||
|
context.functions.reserve(1024);
|
||||||
|
context.functions_by_vram.reserve(context.functions.capacity());
|
||||||
|
context.functions_by_name.reserve(context.functions.capacity());
|
||||||
|
context.rom.reserve(8 * 1024 * 1024);
|
||||||
|
}
|
||||||
|
|
||||||
|
bool N64Recomp::Context::from_elf_file(const std::filesystem::path& elf_file_path, Context& out, const ElfParsingConfig& elf_config, bool for_dumping_context, DataSymbolMap& data_syms_out, bool& found_entrypoint_out) {
|
||||||
|
ELFIO::elfio elf_file;
|
||||||
|
|
||||||
|
if (!elf_file.load(elf_file_path.string())) {
|
||||||
|
fmt::print("Elf file not found\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (elf_file.get_class() != ELFIO::ELFCLASS32) {
|
||||||
|
fmt::print("Incorrect elf class\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
if (elf_file.get_encoding() != ELFIO::ELFDATA2MSB) {
|
||||||
|
fmt::print("Incorrect endianness\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
setup_context_for_elf(out, elf_file);
|
||||||
|
|
||||||
|
// Read all of the sections in the elf and look for the symbol table section
|
||||||
|
ELFIO::section* symtab_section = read_sections(out, elf_config, elf_file);
|
||||||
|
|
||||||
|
// If no symbol table was found then exit
|
||||||
|
if (symtab_section == nullptr) {
|
||||||
|
fmt::print("No symbol table section found\n");
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
// Read all of the symbols in the elf and look for the entrypoint function
|
||||||
|
found_entrypoint_out = read_symbols(out, elf_file, symtab_section, elf_config, for_dumping_context, data_syms_out);
|
||||||
|
|
||||||
|
return true;
|
||||||
|
}
|
||||||
1245
src/main.cpp
1245
src/main.cpp
File diff suppressed because it is too large
Load diff
660
src/symbol_lists.cpp
Normal file
660
src/symbol_lists.cpp
Normal file
|
|
@ -0,0 +1,660 @@
|
||||||
|
#include "n64recomp.h"
|
||||||
|
|
||||||
|
const std::unordered_set<std::string> N64Recomp::reimplemented_funcs{
|
||||||
|
// OS initialize functions
|
||||||
|
"__osInitialize_common",
|
||||||
|
"osInitialize",
|
||||||
|
"osGetMemSize",
|
||||||
|
// Audio interface functions
|
||||||
|
"osAiGetLength",
|
||||||
|
"osAiGetStatus",
|
||||||
|
"osAiSetFrequency",
|
||||||
|
"osAiSetNextBuffer",
|
||||||
|
// Video interface functions
|
||||||
|
"osViSetXScale",
|
||||||
|
"osViSetYScale",
|
||||||
|
"osCreateViManager",
|
||||||
|
"osViBlack",
|
||||||
|
"osViSetSpecialFeatures",
|
||||||
|
"osViGetCurrentFramebuffer",
|
||||||
|
"osViGetNextFramebuffer",
|
||||||
|
"osViSwapBuffer",
|
||||||
|
"osViSetMode",
|
||||||
|
"osViSetEvent",
|
||||||
|
// RDP functions
|
||||||
|
"osDpSetNextBuffer",
|
||||||
|
// RSP functions
|
||||||
|
"osSpTaskLoad",
|
||||||
|
"osSpTaskStartGo",
|
||||||
|
"osSpTaskYield",
|
||||||
|
"osSpTaskYielded",
|
||||||
|
"__osSpSetPc",
|
||||||
|
// Controller functions
|
||||||
|
"osContInit",
|
||||||
|
"osContStartReadData",
|
||||||
|
"osContGetReadData",
|
||||||
|
"osContStartQuery",
|
||||||
|
"osContGetQuery",
|
||||||
|
"osContSetCh",
|
||||||
|
// EEPROM functions
|
||||||
|
"osEepromProbe",
|
||||||
|
"osEepromWrite",
|
||||||
|
"osEepromLongWrite",
|
||||||
|
"osEepromRead",
|
||||||
|
"osEepromLongRead",
|
||||||
|
// Rumble functions
|
||||||
|
"__osMotorAccess",
|
||||||
|
"osMotorInit",
|
||||||
|
"osMotorStart",
|
||||||
|
"osMotorStop",
|
||||||
|
// PFS functions
|
||||||
|
"osPfsInitPak",
|
||||||
|
"osPfsFreeBlocks",
|
||||||
|
"osPfsAllocateFile",
|
||||||
|
"osPfsDeleteFile",
|
||||||
|
"osPfsFileState",
|
||||||
|
"osPfsFindFile",
|
||||||
|
"osPfsReadWriteFile",
|
||||||
|
// Parallel interface (cartridge, DMA, etc.) functions
|
||||||
|
"osCartRomInit",
|
||||||
|
"osCreatePiManager",
|
||||||
|
"osPiStartDma",
|
||||||
|
"osEPiStartDma",
|
||||||
|
"osPiGetStatus",
|
||||||
|
"osEPiRawStartDma",
|
||||||
|
"osEPiReadIo",
|
||||||
|
// Flash saving functions
|
||||||
|
"osFlashInit",
|
||||||
|
"osFlashReadStatus",
|
||||||
|
"osFlashReadId",
|
||||||
|
"osFlashClearStatus",
|
||||||
|
"osFlashAllErase",
|
||||||
|
"osFlashAllEraseThrough",
|
||||||
|
"osFlashSectorErase",
|
||||||
|
"osFlashSectorEraseThrough",
|
||||||
|
"osFlashCheckEraseEnd",
|
||||||
|
"osFlashWriteBuffer",
|
||||||
|
"osFlashWriteArray",
|
||||||
|
"osFlashReadArray",
|
||||||
|
"osFlashChange",
|
||||||
|
// Threading functions
|
||||||
|
"osCreateThread",
|
||||||
|
"osStartThread",
|
||||||
|
"osStopThread",
|
||||||
|
"osDestroyThread",
|
||||||
|
"osSetThreadPri",
|
||||||
|
"osGetThreadPri",
|
||||||
|
"osGetThreadId",
|
||||||
|
// Message Queue functions
|
||||||
|
"osCreateMesgQueue",
|
||||||
|
"osRecvMesg",
|
||||||
|
"osSendMesg",
|
||||||
|
"osJamMesg",
|
||||||
|
"osSetEventMesg",
|
||||||
|
// Timer functions
|
||||||
|
"osGetTime",
|
||||||
|
"osSetTimer",
|
||||||
|
"osStopTimer",
|
||||||
|
// Voice functions
|
||||||
|
"osVoiceSetWord",
|
||||||
|
"osVoiceCheckWord",
|
||||||
|
"osVoiceStopReadData",
|
||||||
|
"osVoiceInit",
|
||||||
|
"osVoiceMaskDictionary",
|
||||||
|
"osVoiceStartReadData",
|
||||||
|
"osVoiceControlGain",
|
||||||
|
"osVoiceGetReadData",
|
||||||
|
"osVoiceClearDictionary",
|
||||||
|
// interrupt functions
|
||||||
|
"osSetIntMask",
|
||||||
|
"__osDisableInt",
|
||||||
|
"__osRestoreInt",
|
||||||
|
// TLB functions
|
||||||
|
"osVirtualToPhysical",
|
||||||
|
// Coprocessor 0/1 functions
|
||||||
|
"osGetCount",
|
||||||
|
"__osSetFpcCsr",
|
||||||
|
// Cache funcs
|
||||||
|
"osInvalDCache",
|
||||||
|
"osInvalICache",
|
||||||
|
"osWritebackDCache",
|
||||||
|
"osWritebackDCacheAll",
|
||||||
|
// Debug functions
|
||||||
|
"is_proutSyncPrintf",
|
||||||
|
"__checkHardware_msp",
|
||||||
|
"__checkHardware_kmc",
|
||||||
|
"__checkHardware_isv",
|
||||||
|
"__osInitialize_msp",
|
||||||
|
"__osInitialize_kmc",
|
||||||
|
"__osInitialize_isv",
|
||||||
|
"__osRdbSend",
|
||||||
|
// ido math routines
|
||||||
|
"__ull_div",
|
||||||
|
"__ll_div",
|
||||||
|
"__ll_mul",
|
||||||
|
"__ull_rem",
|
||||||
|
"__ull_to_d",
|
||||||
|
"__ull_to_f",
|
||||||
|
};
|
||||||
|
|
||||||
|
const std::unordered_set<std::string> N64Recomp::ignored_funcs {
|
||||||
|
// OS initialize functions
|
||||||
|
"__createSpeedParam",
|
||||||
|
"__osInitialize_common",
|
||||||
|
"osInitialize",
|
||||||
|
"osGetMemSize",
|
||||||
|
// Audio interface functions
|
||||||
|
"osAiGetLength",
|
||||||
|
"osAiGetStatus",
|
||||||
|
"osAiSetFrequency",
|
||||||
|
"osAiSetNextBuffer",
|
||||||
|
"__osAiDeviceBusy",
|
||||||
|
// Video interface functions
|
||||||
|
"osViBlack",
|
||||||
|
"osViFade",
|
||||||
|
"osViGetCurrentField",
|
||||||
|
"osViGetCurrentFramebuffer",
|
||||||
|
"osViGetCurrentLine",
|
||||||
|
"osViGetCurrentMode",
|
||||||
|
"osViGetNextFramebuffer",
|
||||||
|
"osViGetStatus",
|
||||||
|
"osViRepeatLine",
|
||||||
|
"osViSetEvent",
|
||||||
|
"osViSetMode",
|
||||||
|
"osViSetSpecialFeatures",
|
||||||
|
"osViSetXScale",
|
||||||
|
"osViSetYScale",
|
||||||
|
"osViSwapBuffer",
|
||||||
|
"osCreateViManager",
|
||||||
|
"viMgrMain",
|
||||||
|
"__osViInit",
|
||||||
|
"__osViSwapContext",
|
||||||
|
"__osViGetCurrentContext",
|
||||||
|
// RDP functions
|
||||||
|
"osDpGetCounters",
|
||||||
|
"osDpSetStatus",
|
||||||
|
"osDpGetStatus",
|
||||||
|
"osDpSetNextBuffer",
|
||||||
|
"__osDpDeviceBusy",
|
||||||
|
// RSP functions
|
||||||
|
"osSpTaskLoad",
|
||||||
|
"osSpTaskStartGo",
|
||||||
|
"osSpTaskYield",
|
||||||
|
"osSpTaskYielded",
|
||||||
|
"__osSpDeviceBusy",
|
||||||
|
"__osSpGetStatus",
|
||||||
|
"__osSpRawStartDma",
|
||||||
|
"__osSpRawReadIo",
|
||||||
|
"__osSpRawWriteIo",
|
||||||
|
"__osSpSetPc",
|
||||||
|
"__osSpSetStatus",
|
||||||
|
// Controller functions
|
||||||
|
"osContGetQuery",
|
||||||
|
"osContGetReadData",
|
||||||
|
"osContInit",
|
||||||
|
"osContReset",
|
||||||
|
"osContSetCh",
|
||||||
|
"osContStartQuery",
|
||||||
|
"osContStartReadData",
|
||||||
|
"__osContAddressCrc",
|
||||||
|
"__osContDataCrc",
|
||||||
|
"__osContGetInitData",
|
||||||
|
"__osContRamRead",
|
||||||
|
"__osContRamWrite",
|
||||||
|
"__osContChannelReset",
|
||||||
|
// EEPROM functions
|
||||||
|
"osEepromLongRead",
|
||||||
|
"osEepromLongWrite",
|
||||||
|
"osEepromProbe",
|
||||||
|
"osEepromRead",
|
||||||
|
"osEepromWrite",
|
||||||
|
"__osEepStatus",
|
||||||
|
// Rumble functions
|
||||||
|
"osMotorInit",
|
||||||
|
"osMotorStart",
|
||||||
|
"osMotorStop",
|
||||||
|
"__osMotorAccess",
|
||||||
|
"_MakeMotorData",
|
||||||
|
// Pack functions
|
||||||
|
"__osCheckId",
|
||||||
|
"__osCheckPackId",
|
||||||
|
"__osGetId",
|
||||||
|
"__osPfsRWInode",
|
||||||
|
"__osRepairPackId",
|
||||||
|
"__osPfsSelectBank",
|
||||||
|
"__osCheckPackId",
|
||||||
|
"ramromMain",
|
||||||
|
// PFS functions
|
||||||
|
"osPfsAllocateFile",
|
||||||
|
"osPfsChecker",
|
||||||
|
"osPfsDeleteFile",
|
||||||
|
"osPfsFileState",
|
||||||
|
"osPfsFindFile",
|
||||||
|
"osPfsFreeBlocks",
|
||||||
|
"osPfsGetLabel",
|
||||||
|
"osPfsInit",
|
||||||
|
"osPfsInitPak",
|
||||||
|
"osPfsIsPlug",
|
||||||
|
"osPfsNumFiles",
|
||||||
|
"osPfsRepairId",
|
||||||
|
"osPfsReadWriteFile",
|
||||||
|
"__osPackEepReadData",
|
||||||
|
"__osPackEepWriteData",
|
||||||
|
"__osPackRamReadData",
|
||||||
|
"__osPackRamWriteData",
|
||||||
|
"__osPackReadData",
|
||||||
|
"__osPackRequestData",
|
||||||
|
"__osPfsGetInitData",
|
||||||
|
"__osPfsGetOneChannelData",
|
||||||
|
"__osPfsGetStatus",
|
||||||
|
"__osPfsRequestData",
|
||||||
|
"__osPfsRequestOneChannel",
|
||||||
|
"__osPfsCreateAccessQueue",
|
||||||
|
"__osPfsCheckRamArea",
|
||||||
|
"__osPfsGetNextPage",
|
||||||
|
// Low level serial interface functions
|
||||||
|
"__osSiDeviceBusy",
|
||||||
|
"__osSiGetStatus",
|
||||||
|
"__osSiRawStartDma",
|
||||||
|
"__osSiRawReadIo",
|
||||||
|
"__osSiRawWriteIo",
|
||||||
|
"__osSiCreateAccessQueue",
|
||||||
|
"__osSiGetAccess",
|
||||||
|
"__osSiRelAccess",
|
||||||
|
// Parallel interface (cartridge, DMA, etc.) functions
|
||||||
|
"osCartRomInit",
|
||||||
|
"osLeoDiskInit",
|
||||||
|
"osCreatePiManager",
|
||||||
|
"__osDevMgrMain",
|
||||||
|
"osPiGetCmdQueue",
|
||||||
|
"osPiGetStatus",
|
||||||
|
"osPiReadIo",
|
||||||
|
"osPiStartDma",
|
||||||
|
"osPiWriteIo",
|
||||||
|
"osEPiGetDeviceType",
|
||||||
|
"osEPiStartDma",
|
||||||
|
"osEPiWriteIo",
|
||||||
|
"osEPiReadIo",
|
||||||
|
"osPiRawStartDma",
|
||||||
|
"osPiRawReadIo",
|
||||||
|
"osPiRawWriteIo",
|
||||||
|
"osEPiRawStartDma",
|
||||||
|
"osEPiRawReadIo",
|
||||||
|
"osEPiRawWriteIo",
|
||||||
|
"__osPiRawStartDma",
|
||||||
|
"__osPiRawReadIo",
|
||||||
|
"__osPiRawWriteIo",
|
||||||
|
"__osEPiRawStartDma",
|
||||||
|
"__osEPiRawReadIo",
|
||||||
|
"__osEPiRawWriteIo",
|
||||||
|
"__osPiDeviceBusy",
|
||||||
|
"__osPiCreateAccessQueue",
|
||||||
|
"__osPiGetAccess",
|
||||||
|
"__osPiRelAccess",
|
||||||
|
"__osLeoAbnormalResume",
|
||||||
|
"__osLeoInterrupt",
|
||||||
|
"__osLeoResume",
|
||||||
|
// Flash saving functions
|
||||||
|
"osFlashInit",
|
||||||
|
"osFlashReadStatus",
|
||||||
|
"osFlashReadId",
|
||||||
|
"osFlashClearStatus",
|
||||||
|
"osFlashAllErase",
|
||||||
|
"osFlashAllEraseThrough",
|
||||||
|
"osFlashSectorErase",
|
||||||
|
"osFlashSectorEraseThrough",
|
||||||
|
"osFlashCheckEraseEnd",
|
||||||
|
"osFlashWriteBuffer",
|
||||||
|
"osFlashWriteArray",
|
||||||
|
"osFlashReadArray",
|
||||||
|
"osFlashChange",
|
||||||
|
// Threading functions
|
||||||
|
"osCreateThread",
|
||||||
|
"osStartThread",
|
||||||
|
"osStopThread",
|
||||||
|
"osDestroyThread",
|
||||||
|
"osYieldThread",
|
||||||
|
"osSetThreadPri",
|
||||||
|
"osGetThreadPri",
|
||||||
|
"osGetThreadId",
|
||||||
|
"__osDequeueThread",
|
||||||
|
// Message Queue functions
|
||||||
|
"osCreateMesgQueue",
|
||||||
|
"osSendMesg",
|
||||||
|
"osJamMesg",
|
||||||
|
"osRecvMesg",
|
||||||
|
"osSetEventMesg",
|
||||||
|
// Timer functions
|
||||||
|
"osStartTimer",
|
||||||
|
"osSetTimer",
|
||||||
|
"osStopTimer",
|
||||||
|
"osGetTime",
|
||||||
|
"__osInsertTimer",
|
||||||
|
"__osTimerInterrupt",
|
||||||
|
"__osTimerServicesInit",
|
||||||
|
"__osSetTimerIntr",
|
||||||
|
// Voice functions
|
||||||
|
"osVoiceSetWord",
|
||||||
|
"osVoiceCheckWord",
|
||||||
|
"osVoiceStopReadData",
|
||||||
|
"osVoiceInit",
|
||||||
|
"osVoiceMaskDictionary",
|
||||||
|
"osVoiceStartReadData",
|
||||||
|
"osVoiceControlGain",
|
||||||
|
"osVoiceGetReadData",
|
||||||
|
"osVoiceClearDictionary",
|
||||||
|
"__osVoiceCheckResult",
|
||||||
|
"__osVoiceContRead36",
|
||||||
|
"__osVoiceContWrite20",
|
||||||
|
"__osVoiceContWrite4",
|
||||||
|
"__osVoiceContRead2",
|
||||||
|
"__osVoiceSetADConverter",
|
||||||
|
"__osVoiceContDataCrc",
|
||||||
|
"__osVoiceGetStatus",
|
||||||
|
"corrupted",
|
||||||
|
"corrupted_init",
|
||||||
|
// exceptasm functions
|
||||||
|
"__osExceptionPreamble",
|
||||||
|
"__osException",
|
||||||
|
"__ptExceptionPreamble",
|
||||||
|
"__ptException",
|
||||||
|
"send_mesg",
|
||||||
|
"handle_CpU",
|
||||||
|
"__osEnqueueAndYield",
|
||||||
|
"__osEnqueueThread",
|
||||||
|
"__osPopThread",
|
||||||
|
"__osNop",
|
||||||
|
"__osDispatchThread",
|
||||||
|
"__osCleanupThread",
|
||||||
|
"osGetCurrFaultedThread",
|
||||||
|
"osGetNextFaultedThread",
|
||||||
|
// interrupt functions
|
||||||
|
"osSetIntMask",
|
||||||
|
"osGetIntMask",
|
||||||
|
"__osDisableInt",
|
||||||
|
"__osRestoreInt",
|
||||||
|
"__osSetGlobalIntMask",
|
||||||
|
"__osResetGlobalIntMask",
|
||||||
|
// TLB functions
|
||||||
|
"osMapTLB",
|
||||||
|
"osUnmapTLB",
|
||||||
|
"osUnmapTLBAll",
|
||||||
|
"osSetTLBASID",
|
||||||
|
"osMapTLBRdb",
|
||||||
|
"osVirtualToPhysical",
|
||||||
|
"__osGetTLBHi",
|
||||||
|
"__osGetTLBLo0",
|
||||||
|
"__osGetTLBLo1",
|
||||||
|
"__osGetTLBPageMask",
|
||||||
|
"__osGetTLBASID",
|
||||||
|
"__osProbeTLB",
|
||||||
|
// Coprocessor 0/1 functions
|
||||||
|
"__osSetCount",
|
||||||
|
"osGetCount",
|
||||||
|
"__osSetSR",
|
||||||
|
"__osGetSR",
|
||||||
|
"__osSetCause",
|
||||||
|
"__osGetCause",
|
||||||
|
"__osSetCompare",
|
||||||
|
"__osGetCompare",
|
||||||
|
"__osSetConfig",
|
||||||
|
"__osGetConfig",
|
||||||
|
"__osSetWatchLo",
|
||||||
|
"__osGetWatchLo",
|
||||||
|
"__osSetFpcCsr",
|
||||||
|
// Cache funcs
|
||||||
|
"osInvalDCache",
|
||||||
|
"osInvalICache",
|
||||||
|
"osWritebackDCache",
|
||||||
|
"osWritebackDCacheAll",
|
||||||
|
// Microcodes
|
||||||
|
"rspbootTextStart",
|
||||||
|
"gspF3DEX2_fifoTextStart",
|
||||||
|
"gspS2DEX2_fifoTextStart",
|
||||||
|
"gspL3DEX2_fifoTextStart",
|
||||||
|
// Debug functions
|
||||||
|
"msp_proutSyncPrintf",
|
||||||
|
"__osInitialize_msp",
|
||||||
|
"__checkHardware_msp",
|
||||||
|
"kmc_proutSyncPrintf",
|
||||||
|
"__osInitialize_kmc",
|
||||||
|
"__checkHardware_kmc",
|
||||||
|
"isPrintfInit",
|
||||||
|
"is_proutSyncPrintf",
|
||||||
|
"__osInitialize_isv",
|
||||||
|
"__checkHardware_isv",
|
||||||
|
"__isExpJP",
|
||||||
|
"__isExp",
|
||||||
|
"__osRdbSend",
|
||||||
|
"__rmonSendData",
|
||||||
|
"__rmonWriteMem",
|
||||||
|
"__rmonReadWordAt",
|
||||||
|
"__rmonWriteWordTo",
|
||||||
|
"__rmonWriteMem",
|
||||||
|
"__rmonSetSRegs",
|
||||||
|
"__rmonSetVRegs",
|
||||||
|
"__rmonStopThread",
|
||||||
|
"__rmonGetThreadStatus",
|
||||||
|
"__rmonGetVRegs",
|
||||||
|
"__rmonHitSpBreak",
|
||||||
|
"__rmonRunThread",
|
||||||
|
"__rmonClearBreak",
|
||||||
|
"__rmonGetBranchTarget",
|
||||||
|
"__rmonGetSRegs",
|
||||||
|
"__rmonSetBreak",
|
||||||
|
"__rmonReadMem",
|
||||||
|
"__rmonRunThread",
|
||||||
|
"__rmonCopyWords",
|
||||||
|
"__rmonExecute",
|
||||||
|
"__rmonGetExceptionStatus",
|
||||||
|
"__rmonGetExeName",
|
||||||
|
"__rmonGetFRegisters",
|
||||||
|
"__rmonGetGRegisters",
|
||||||
|
"__rmonGetRegionCount",
|
||||||
|
"__rmonGetRegions",
|
||||||
|
"__rmonGetRegisterContents",
|
||||||
|
"__rmonGetTCB",
|
||||||
|
"__rmonHitBreak",
|
||||||
|
"__rmonHitCpuFault",
|
||||||
|
"__rmonIdleRCP",
|
||||||
|
"__rmonInit",
|
||||||
|
"__rmonIOflush",
|
||||||
|
"__rmonIOhandler",
|
||||||
|
"__rmonIOputw",
|
||||||
|
"__rmonListBreak",
|
||||||
|
"__rmonListProcesses",
|
||||||
|
"__rmonListThreads",
|
||||||
|
"__rmonLoadProgram",
|
||||||
|
"__rmonMaskIdleThreadInts",
|
||||||
|
"__rmonMemcpy",
|
||||||
|
"__rmonPanic",
|
||||||
|
"__rmonRCPrunning",
|
||||||
|
"__rmonRunRCP",
|
||||||
|
"__rmonSendFault",
|
||||||
|
"__rmonSendHeader",
|
||||||
|
"__rmonSendReply",
|
||||||
|
"__rmonSetComm",
|
||||||
|
"__rmonSetFault",
|
||||||
|
"__rmonSetFRegisters",
|
||||||
|
"__rmonSetGRegisters",
|
||||||
|
"__rmonSetSingleStep",
|
||||||
|
"__rmonStepRCP",
|
||||||
|
"__rmonStopUserThreads",
|
||||||
|
"__rmonThreadStatus",
|
||||||
|
"__rmon",
|
||||||
|
"__rmonRunThread",
|
||||||
|
"rmonFindFaultedThreads",
|
||||||
|
"rmonMain",
|
||||||
|
"rmonPrintf",
|
||||||
|
"rmonGetRcpRegister",
|
||||||
|
"kdebugserver",
|
||||||
|
"send",
|
||||||
|
|
||||||
|
// ido math routines
|
||||||
|
"__ll_div",
|
||||||
|
"__ll_lshift",
|
||||||
|
"__ll_mod",
|
||||||
|
"__ll_mul",
|
||||||
|
"__ll_rem",
|
||||||
|
"__ll_rshift",
|
||||||
|
"__ull_div",
|
||||||
|
"__ull_divremi",
|
||||||
|
"__ull_rem",
|
||||||
|
"__ull_rshift",
|
||||||
|
"__d_to_ll",
|
||||||
|
"__f_to_ll",
|
||||||
|
"__d_to_ull",
|
||||||
|
"__f_to_ull",
|
||||||
|
"__ll_to_d",
|
||||||
|
"__ll_to_f",
|
||||||
|
"__ull_to_d",
|
||||||
|
"__ull_to_f",
|
||||||
|
// Setjmp/longjmp for mario party
|
||||||
|
"setjmp",
|
||||||
|
"longjmp"
|
||||||
|
// 64-bit functions for banjo
|
||||||
|
"func_8025C29C",
|
||||||
|
"func_8025C240",
|
||||||
|
"func_8025C288",
|
||||||
|
|
||||||
|
// rmonregs
|
||||||
|
"LoadStoreSU",
|
||||||
|
"LoadStoreVU",
|
||||||
|
"SetUpForRCPop",
|
||||||
|
"CleanupFromRCPop",
|
||||||
|
"__rmonGetGRegisters",
|
||||||
|
"__rmonSetGRegisters",
|
||||||
|
"__rmonGetFRegisters",
|
||||||
|
"__rmonSetFRegisters",
|
||||||
|
"rmonGetRcpRegister",
|
||||||
|
"__rmonGetSRegs",
|
||||||
|
"__rmonSetSRegs",
|
||||||
|
"__rmonGetVRegs",
|
||||||
|
"__rmonSetVRegs",
|
||||||
|
"__rmonGetRegisterContents",
|
||||||
|
|
||||||
|
// rmonbrk
|
||||||
|
"SetTempBreakpoint",
|
||||||
|
"ClearTempBreakpoint",
|
||||||
|
"__rmonSetBreak",
|
||||||
|
"__rmonListBreak",
|
||||||
|
"__rmonClearBreak",
|
||||||
|
"__rmonGetBranchTarget",
|
||||||
|
"IsJump",
|
||||||
|
"__rmonSetSingleStep",
|
||||||
|
"__rmonGetExceptionStatus",
|
||||||
|
"rmonSendBreakMessage",
|
||||||
|
"__rmonHitBreak",
|
||||||
|
"__rmonHitSpBreak",
|
||||||
|
"__rmonHitCpuFault",
|
||||||
|
"rmonFindFaultedThreads",
|
||||||
|
|
||||||
|
// kdebugserver
|
||||||
|
"string_to_u32",
|
||||||
|
"send_packet",
|
||||||
|
"clear_IP6",
|
||||||
|
"send",
|
||||||
|
"kdebugserver",
|
||||||
|
};
|
||||||
|
|
||||||
|
const std::unordered_set<std::string> N64Recomp::renamed_funcs{
|
||||||
|
// Math
|
||||||
|
"sincosf",
|
||||||
|
"sinf",
|
||||||
|
"cosf",
|
||||||
|
"__sinf",
|
||||||
|
"__cosf",
|
||||||
|
"asinf",
|
||||||
|
"acosf",
|
||||||
|
"atanf",
|
||||||
|
"atan2f",
|
||||||
|
"tanf",
|
||||||
|
"sqrt",
|
||||||
|
"sqrtf",
|
||||||
|
|
||||||
|
// Memory
|
||||||
|
"memcpy",
|
||||||
|
"memset",
|
||||||
|
"memmove",
|
||||||
|
"memcmp",
|
||||||
|
"strcmp",
|
||||||
|
"strcat",
|
||||||
|
"strcpy",
|
||||||
|
"strchr",
|
||||||
|
"strlen",
|
||||||
|
"strtok",
|
||||||
|
"sprintf",
|
||||||
|
"bzero",
|
||||||
|
"bcopy",
|
||||||
|
"bcmp",
|
||||||
|
|
||||||
|
// long jumps
|
||||||
|
"setjmp",
|
||||||
|
"longjmp",
|
||||||
|
|
||||||
|
// Math 2
|
||||||
|
"ldiv",
|
||||||
|
"lldiv",
|
||||||
|
"ceil",
|
||||||
|
"ceilf",
|
||||||
|
"floor",
|
||||||
|
"floorf",
|
||||||
|
"fmodf",
|
||||||
|
"fmod",
|
||||||
|
"modf",
|
||||||
|
"lround",
|
||||||
|
"lroundf",
|
||||||
|
"nearbyint",
|
||||||
|
"nearbyintf",
|
||||||
|
"round",
|
||||||
|
"roundf",
|
||||||
|
"trunc",
|
||||||
|
"truncf",
|
||||||
|
|
||||||
|
// printf family
|
||||||
|
"vsprintf",
|
||||||
|
"gcvt",
|
||||||
|
"fcvt",
|
||||||
|
"ecvt",
|
||||||
|
|
||||||
|
"__assert",
|
||||||
|
|
||||||
|
// allocations
|
||||||
|
"malloc",
|
||||||
|
"free",
|
||||||
|
"realloc",
|
||||||
|
"calloc",
|
||||||
|
|
||||||
|
// rand
|
||||||
|
"rand",
|
||||||
|
"srand",
|
||||||
|
"random",
|
||||||
|
|
||||||
|
// gzip
|
||||||
|
"huft_build",
|
||||||
|
"huft_free",
|
||||||
|
"inflate_codes",
|
||||||
|
"inflate_stored",
|
||||||
|
"inflate_fixed",
|
||||||
|
"inflate_dynamic",
|
||||||
|
"inflate_block",
|
||||||
|
"inflate",
|
||||||
|
"expand_gzip",
|
||||||
|
"auRomDataRead"
|
||||||
|
"data_write",
|
||||||
|
"unzip",
|
||||||
|
"updcrc",
|
||||||
|
"clear_bufs",
|
||||||
|
"fill_inbuf",
|
||||||
|
"flush_window",
|
||||||
|
|
||||||
|
// libgcc math routines
|
||||||
|
"__muldi3",
|
||||||
|
"__divdi3",
|
||||||
|
"__udivdi3",
|
||||||
|
"__umoddi3",
|
||||||
|
"div64_64",
|
||||||
|
"div64_32",
|
||||||
|
"__moddi3",
|
||||||
|
"_matherr",
|
||||||
|
};
|
||||||
Loading…
Add table
Reference in a new issue