mirror of
https://github.com/gbdev/rgbds.git
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2d7d9eef9f
- Reorder checkpatch ignore flags alphabetically - Fix checkpatch WARNINGs and CHECKs when they make sense - Add more checkpatch ignores
92 lines
2.8 KiB
C
92 lines
2.8 KiB
C
/*
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* This file is part of RGBDS.
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*
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* Copyright (c) 1997-2018, Carsten Sorensen and RGBDS contributors.
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*
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* SPDX-License-Identifier: MIT
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*/
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#ifndef RGBDS_SYMBOL_H
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#define RGBDS_SYMBOL_H
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#include <stdint.h>
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#include "types.h"
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#define HASHSIZE (1 << 16)
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#define MAXSYMLEN 256
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struct sSymbol {
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char tzName[MAXSYMLEN + 1];
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int32_t nValue;
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uint32_t nType;
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struct sSymbol *pScope;
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struct sSymbol *pNext;
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struct Section *pSection;
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uint32_t ulMacroSize;
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char *pMacro;
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int32_t (*Callback)(struct sSymbol *self);
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char tzFileName[_MAX_PATH + 1]; /* File where the symbol was defined. */
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uint32_t nFileLine; /* Line where the symbol was defined. */
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};
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/* Symbol will be relocated during linking, it's absolute value is unknown */
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#define SYMF_RELOC 0x001
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/* Symbol is defined using EQU, will not be changed during linking */
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#define SYMF_EQU 0x002
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/* Symbol is (re)defined using SET, will not be changed during linking */
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#define SYMF_SET 0x004
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/* Symbol should be exported */
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#define SYMF_EXPORT 0x008
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/* Symbol referenced in RPN expression */
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#define SYMF_REF 0x010
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/* Symbol is a local symbol */
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#define SYMF_LOCAL 0x020
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/* Symbol has been defined, not only referenced */
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#define SYMF_DEFINED 0x040
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/* Symbol is a macro */
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#define SYMF_MACRO 0x080
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/* Symbol is a stringsymbol */
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#define SYMF_STRING 0x100
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/* Symbol has a constant value, will not be changed during linking */
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#define SYMF_CONST 0x200
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uint32_t sym_CalcHash(const char *s);
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void sym_SetExportAll(uint8_t set);
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void sym_AddLocalReloc(char *tzSym);
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void sym_AddReloc(char *tzSym);
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void sym_Export(char *tzSym);
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void sym_PrintSymbolTable(void);
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struct sSymbol *sym_FindMacro(char *s);
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void sym_InitNewMacroArgs(void);
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void sym_AddNewMacroArg(char *s);
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void sym_SaveCurrentMacroArgs(char *save[]);
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void sym_RestoreCurrentMacroArgs(char *save[]);
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void sym_UseNewMacroArgs(void);
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void sym_AddEqu(char *tzSym, int32_t value);
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void sym_AddSet(char *tzSym, int32_t value);
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void sym_Init(void);
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uint32_t sym_GetConstantValue(char *s);
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uint32_t sym_isConstant(char *s);
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struct sSymbol *sym_FindSymbol(char *tzName);
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char *sym_FindMacroArg(int32_t i);
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char *sym_GetStringValue(char *tzSym);
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void sym_UseCurrentMacroArgs(void);
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void sym_SetMacroArgID(uint32_t nMacroCount);
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uint32_t sym_isString(char *tzSym);
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void sym_AddMacro(char *tzSym, int32_t nDefLineNo);
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void sym_Ref(char *tzSym);
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void sym_ShiftCurrentMacroArgs(void);
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void sym_AddString(char *tzSym, char *tzValue);
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uint32_t sym_GetDefinedValue(char *s);
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uint32_t sym_isDefined(char *tzName);
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void sym_Purge(char *tzName);
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uint32_t sym_isConstDefined(char *tzName);
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int32_t sym_IsRelocDiffDefined(char *tzSym1, char *tzSym2);
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/* Functions to save and restore the current symbol scope. */
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struct sSymbol *sym_GetCurrentSymbolScope(void);
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void sym_SetCurrentSymbolScope(struct sSymbol *pNewScope);
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#endif /* RGBDS_SYMBOL_H */
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