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Extend the object code format by adding a (currently empty) scope table.

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Use the address size for import, export and debug symbols (object code
change).
More changes to support the --memory-model switch and address sizes.


git-svn-id: svn://svn.cc65.org/cc65/trunk@2691 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
cuz
2003-11-28 22:12:14 +00:00
parent e3eea961c2
commit 8f9a21ae3f
35 changed files with 589 additions and 254 deletions
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25
src/ld65/objfile.c
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@@ -7,7 +7,7 @@
/* */
/* */
/* (C) 1998-2003 Ullrich von Bassewitz */
/* R<>merstrasse 52 */
/* R<>merstra<EFBFBD>e 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
@@ -104,6 +104,8 @@ static void ObjReadHeader (FILE* Obj, ObjHeader* H, const char* Name)
H->StrPoolSize = Read32 (Obj);
H->AssertOffs = Read32 (Obj);
H->AssertSize = Read32 (Obj);
H->ScopeOffs = Read32 (Obj);
H->ScopeSize = Read32 (Obj);
}
@@ -252,6 +254,24 @@ void ObjReadAssertions (FILE* F, unsigned long Pos, ObjData* O)
void ObjReadScopes (FILE* F, unsigned long Pos, ObjData* O)
/* Read the scope table from a file at the given offset */
{
unsigned I;
/* Seek to the correct position */
FileSetPos (F, Pos);
/* Read the data */
O->ScopeCount = ReadVar (F);
O->Scopes = xmalloc (O->ScopeCount * sizeof (O->Scopes[0]));
for (I = 0; I < O->ScopeCount; ++I) {
O->Scopes[I] = 0; /* ReadScope (F, O); ### not implemented */
}
}
void ObjAdd (FILE* Obj, const char* Name)
/* Add an object file to the module list */
{
@@ -288,6 +308,9 @@ void ObjAdd (FILE* Obj, const char* Name)
/* Read the assertions from the object file */
ObjReadAssertions (Obj, O->Header.AssertOffs, O);
/* Read the scope table from the object file */
ObjReadScopes (Obj, O->Header.ScopeOffs, O);
/* Read the segment list from the object file. This must be last, since
* the expressions stored in the code may reference segments or imported
* symbols.