ELF support for RMAC.

[rmac] / symbol.h

diff --git a/symbol.h b/symbol.h
index 899ba6aa13fa2ec90688ea5c8d74e90b73cf31b3..9c5c26a82e08e15feef7b35a8ef64985c655e537 100644 (file)
--- a/symbol.h
+++ b/symbol.h
@@ -1,30 +1,56 @@
-////////////////////////////////////////////////////////////////////////////////////////////////////
+//
 // RMAC - Reboot's Macro Assembler for the Atari Jaguar Console System
 // SYMBOL.H - Symbol Handling
-// Copyright (C) 199x Landon Dyer, 2011 Reboot and Friends
+// Copyright (C) 199x Landon Dyer, 2017 Reboot and Friends
 // RMAC derived from MADMAC v1.07 Written by Landon Dyer, 1986
-// Source Utilised with the Kind Permission of Landon Dyer
+// Source utilised with the kind permission of Landon Dyer
+//
 
 #ifndef __SYMBOL_H__
 #define __SYMBOL_H__
 
-#include "rmac.h"
+#include <inttypes.h>
 
-// Macros
-#define NBUCKETS        256                                 // Number of hash buckets (power of 2)
+// Line lists
+struct LineList
+{
+       struct LineList * next;
+       uint8_t * line;
+};
 
-// Globals, externals etc
+// Symbols
+#define SYM struct _sym
+SYM
+{
+       SYM * snext;                                    // * -> Next symbol on hash-chain
+       SYM * sorder;                                   // * -> Next sym in order of reference
+       SYM * sdecl;                                    // * -> Next sym in order of declaration
+       uint8_t stype;                                  // Symbol type
+       uint16_t sattr;                                 // Attribute bits
+       uint32_t sattre;                                // Extended attribute bits
+       uint16_t senv;                                  // Enviroment number
+       uint32_t svalue;                                // Symbol value
+       uint8_t * sname;                                // * -> Symbol's print-name
+       struct LineList * lineList;             // * -> Macro's linked list of lines
+       struct LineList * last;                 // * -> end of macro linked list
+       uint32_t uid;                                   // Symbol's unique ID
+};
+
+// Globals, externals, etc.
 extern int curenv;
-extern char subttl[];
-
-// Prototypes
-SYM *lookup(char *, int, int);
-void init_sym(void);
-SYM *newsym(char *, int, int);
-char *nstring(char *);
-void sym_decl(SYM *);
-int syg_fix(void);
+extern uint8_t subttl[];
+extern uint32_t firstglobal;// Index of the fist global symbol in an ELF object.
+
+// Exported functions
+SYM * lookup(uint8_t *, int, int);
+void InitSymbolTable(void);
+SYM * NewSymbol(uint8_t *, int, int);
+void AddToSymbolDeclarationList(SYM *);
+void ForceUndefinedSymbolsGlobal(void);
 int symtable(void);
-int sy_assign(char *, char *(*)());
+uint32_t sy_assign(uint8_t *, uint8_t *(*)());
+uint32_t sy_assign_ELF(uint8_t *, uint8_t *(*)());
+uint8_t * GetSymbolNameByUID(uint32_t);
+
+#endif // __SYMBOL_H__
 
-#endif // __SYMBOL_H__
\ No newline at end of file