/*****************************************************************************/
/* */
-/* exports.h */
+/* exports.h */
/* */
-/* Exports handing for the ld65 linker */
+/* Exports handing for the ld65 linker */
/* */
/* */
/* */
-/* (C) 1998-2000 Ullrich von Bassewitz */
-/* Wacholderweg 14 */
-/* D-70597 Stuttgart */
-/* EMail: uz@musoftware.de */
+/* (C) 1998-2011, Ullrich von Bassewitz */
+/* Roemerstrasse 52 */
+/* D-70794 Filderstadt */
+/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* common */
#include "cddefs.h"
+#include "coll.h"
#include "exprdefs.h"
-#include "filepos.h"
/* ld65 */
-#include "objdata.h"
#include "config.h"
+#include "lineinfo.h"
+#include "memarea.h"
+#include "objdata.h"
/*****************************************************************************/
-/* Data */
+/* Data */
/*****************************************************************************/
/* Import symbol structure */
typedef struct Import Import;
struct Import {
- Import* Next; /* Single linked list */
- ObjData* Obj; /* Object file that imports the name */
- FilePos Pos; /* File position of reference */
- union {
- struct Export* Exp; /* Matching export for this import */
- const char* Name; /* Name if not in table */
- } V;
- unsigned char Type; /* Type of import */
+ Import* Next; /* Single linked list */
+ ObjData* Obj; /* Object file that imports the name */
+ Collection DefLines; /* Line infos of definition */
+ Collection RefLines; /* Line infos of reference */
+ struct Export* Exp; /* Matching export for this import */
+ unsigned Name; /* Name if not in table */
+ unsigned short Flags; /* Generic flags */
+ unsigned short AddrSize; /* Address size of import */
};
/* Export symbol structure */
typedef struct Export Export;
struct Export {
- Export* Next; /* Hash table link */
- unsigned Flags; /* Generic flags */
- ObjData* Obj; /* Object file that exports the name */
- unsigned ImpCount; /* How many imports for this symbol? */
- Import* ImpList; /* List of imports for this symbol */
- FilePos Pos; /* File position of definition */
- ExprNode* Expr; /* Expression (0 if not def'd) */
- unsigned char Type; /* Type of export */
- unsigned char ConDes[CD_TYPE_COUNT]; /* Constructor/destructor decls */
- char* Name; /* Name - dynamically allocated */
+ unsigned Name; /* Name */
+ Export* Next; /* Hash table link */
+ unsigned Flags; /* Generic flags */
+ ObjData* Obj; /* Object file that exports the name */
+ unsigned ImpCount; /* How many imports for this symbol? */
+ Import* ImpList; /* List of imports for this symbol */
+ ExprNode* Expr; /* Expression (0 if not def'd) */
+ unsigned Size; /* Size of the symbol if any */
+ Collection DefLines; /* Line infos of definition */
+ Collection RefLines; /* Line infos of reference */
+ unsigned DbgSymId; /* Id of debug symbol for this export */
+ unsigned short Type; /* Type of export */
+ unsigned short AddrSize; /* Address size of export */
+ unsigned char ConDes[CD_TYPE_COUNT]; /* Constructor/destructor decls */
};
* resolved, or a value != zero if the symbol could be resolved. The
* CheckExports routine will print out the missing symbol in the first case.
*/
-typedef int (*ExpCheckFunc) (const char* Name, void* Data);
+typedef int (*ExpCheckFunc) (unsigned Name, void* Data);
/*****************************************************************************/
-/* Code */
+/* Code */
/*****************************************************************************/
+void FreeImport (Import* I);
+/* Free an import. NOTE: This won't remove the import from the exports table,
+ * so it may only be called for unused imports (imports from modules that
+ * aren't referenced).
+ */
+
Import* ReadImport (FILE* F, ObjData* Obj);
/* Read an import from a file and insert it into the table */
-void InsertImport (Import* I);
-/* Insert an import into the table */
+Import* GenImport (unsigned Name, unsigned char AddrSize);
+/* Generate a new import with the given name and address size and return it */
+
+Import* InsertImport (Import* I);
+/* Insert an import into the table, return I */
+
+const LineInfo* GetImportPos (const Import* I);
+/* Return the basic line info of an import */
+
+void FreeExport (Export* E);
+/* Free an export. NOTE: This won't remove the export from the exports table,
+ * so it may only be called for unused exports (exports from modules that
+ * aren't referenced).
+ */
Export* ReadExport (FILE* F, ObjData* Obj);
/* Read an export from a file */
void InsertExport (Export* E);
/* Insert an exported identifier and check if it's already in the list */
-Export* CreateConstExport (const char* Name, long Value);
+const LineInfo* GetExportPos (const Export* E);
+/* Return the basic line info of an export */
+
+Export* CreateConstExport (unsigned Name, long Value);
/* Create an export for a literal date */
-Export* CreateMemExport (const char* Name, Memory* Mem, unsigned long Offs);
+Export* CreateExprExport (unsigned Name, ExprNode* Expr, unsigned char AddrSize);
+/* Create an export for an expression */
+
+Export* CreateMemoryExport (unsigned Name, MemoryArea* Mem, unsigned long Offs);
/* Create an relative export for a memory area offset */
-Export* CreateSegExport (const char* Name, Section* S, unsigned long Offs);
-/* Create a relative export to a segment (section) */
+Export* CreateSegmentExport (unsigned Name, Segment* Seg, unsigned long Offs);
+/* Create a relative export to a segment */
-Export* FindExport (const char* Name);
+Export* CreateSectionExport (unsigned Name, Section* S, unsigned long Offs);
+/* Create a relative export to a section */
+
+Export* FindExport (unsigned Name);
/* Check for an identifier in the list. Return 0 if not found, otherwise
* return a pointer to the export.
*/
-int IsUnresolved (const char* Name);
+int IsUnresolved (unsigned Name);
/* Check if this symbol is an unresolved export */
int IsUnresolvedExport (const Export* E);
/* Return true if the given export is unresolved */
-int IsConstExport (const Export* E);
+int IsConstExport (const Export* E);
/* Return true if the expression associated with this export is const */
long GetExportVal (const Export* E);
/* Get the value of this export */
-void CheckExports (ExpCheckFunc F, void* Data);
-/* Check if there are any unresolved symbols. On unresolved symbols, F is
+void CheckExports (void);
+/* Setup the list of all exports and check for export/import symbol type
+ * mismatches.
+ */
+
+void CheckUnresolvedImports (ExpCheckFunc F, void* Data);
+/* Check if there are any unresolved imports. On unresolved imports, F is
* called (see the comments on ExpCheckFunc in the data section).
*/
/* End of exports.h */
#endif
-
-
-