mirror of
https://github.com/gbdev/rgbds.git
synced 2025-11-20 18:22:07 +00:00
1dcc000572
This requires updating the object file format to record the fstack context for sections themselves, not just for patches.
54 lines
1.2 KiB
C++
54 lines
1.2 KiB
C++
/* SPDX-License-Identifier: MIT */
|
|
|
|
#ifndef RGBDS_LINK_SYMBOL_HPP
|
|
#define RGBDS_LINK_SYMBOL_HPP
|
|
|
|
// GUIDELINE: external code MUST NOT BE AWARE of the data structure used!
|
|
|
|
#include <stdint.h>
|
|
#include <string>
|
|
|
|
#include "either.hpp"
|
|
#include "linkdefs.hpp"
|
|
|
|
struct FileStackNode;
|
|
struct Section;
|
|
|
|
struct Label {
|
|
int32_t sectionID;
|
|
int32_t offset;
|
|
// Extra info computed during linking
|
|
Section *section;
|
|
};
|
|
|
|
struct Symbol {
|
|
// Info contained in the object files
|
|
std::string name;
|
|
ExportLevel type;
|
|
FileStackNode const *src;
|
|
int32_t lineNo;
|
|
Either<
|
|
int32_t, // Constants just have a numeric value
|
|
Label // Label values refer to an offset within a specific section
|
|
>
|
|
data;
|
|
|
|
Label &label() { return data.get<Label>(); }
|
|
Label const &label() const { return data.get<Label>(); }
|
|
};
|
|
|
|
void sym_ForEach(void (*callback)(Symbol &));
|
|
|
|
void sym_AddSymbol(Symbol &symbol);
|
|
|
|
/*
|
|
* Finds a symbol in all the defined symbols.
|
|
* @param name The name of the symbol to look for
|
|
* @return A pointer to the symbol, or `nullptr` if not found.
|
|
*/
|
|
Symbol *sym_GetSymbol(std::string const &name);
|
|
|
|
void sym_DumpLocalAliasedSymbols(std::string const &name);
|
|
|
|
#endif // RGBDS_LINK_SYMBOL_HPP
|