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Mark segments that are referenced in a .BANK statement.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5383 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2012-01-04 22:15:47 +00:00
parent 3b2672ebcd
commit e7e4877e6e
5 changed files with 71 additions and 3 deletions
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7
src/ca65/expr.c
View File

@ -42,6 +42,7 @@
#include "exprdefs.h"
#include "print.h"
#include "shift.h"
#include "segdefs.h"
#include "strbuf.h"
#include "tgttrans.h"
#include "version.h"
@ -1839,10 +1840,16 @@ ExprNode* FinalizeExpr (ExprNode* Expr, const Collection* LineInfos)
LIError (LineInfos,
"Too many segment references in argument to .BANK");
} else {
Segment* S;
FreeExpr (Expr->Left);
Expr->Op = EXPR_BANK;
Expr->Left = 0;
Expr->V.SecNum = ED.SecRef[0].Ref;
/* Mark the segment */
S = CollAt (&SegmentList, Expr->V.SecNum);
S->Flags |= SEG_FLAG_BANKREF;
}
/* Cleanup */

2
src/ca65/segdef.h
View File

@ -78,7 +78,7 @@ SegDef* DupSegDef (const SegDef* D);
/* End of segdefs.h */
/* End of segdef.h */
#endif

4
src/ca65/segment.c
View File

@ -41,6 +41,7 @@
#include "alignment.h"
#include "coll.h"
#include "mmodel.h"
#include "segdefs.h"
#include "segnames.h"
#include "xmalloc.h"
@ -107,6 +108,7 @@ static Segment* NewSegFromDef (SegDef* Def)
S->Last = 0;
S->FragCount = 0;
S->Num = CollCount (&SegmentList);
S->Flags = SEG_FLAG_NONE;
S->Align = 1;
S->RelocMode = 1;
S->PC = 0;
@ -408,7 +410,7 @@ void SegDone (void)
} else {
/* Finalize the expression */
F->V.Expr = FinalizeExpr (F->V.Expr, &F->LI);
F->V.Expr = FinalizeExpr (F->V.Expr, &F->LI);
/* Simplify the expression */
/* ### F->V.Expr = SimplifyExpr (F->V.Expr, &ED); */

3
src/ca65/segment.h
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@ -6,7 +6,7 @@
/* */
/* */
/* */
/* (C) 1998-2011, Ullrich von Bassewitz */
/* (C) 1998-2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
@ -62,6 +62,7 @@ struct Segment {
Fragment* Last; /* Pointer to last fragment */
unsigned long FragCount; /* Number of fragments */
unsigned Num; /* Segment number */
unsigned Flags; /* Segment flags */
unsigned long Align; /* Segment alignment */
int RelocMode; /* Relocatable mode if OrgPerSeg */
unsigned long PC; /* PC if in relocatable mode */

58
src/common/segdefs.h Normal file
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@ -0,0 +1,58 @@
/*****************************************************************************/
/* */
/* segdefs.h */
/* */
/* Constants and flags for segments */
/* */
/* */
/* */
/* (C) 2012, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
/* warranty. In no event will the authors be held liable for any damages */
/* arising from the use of this software. */
/* */
/* Permission is granted to anyone to use this software for any purpose, */
/* including commercial applications, and to alter it and redistribute it */
/* freely, subject to the following restrictions: */
/* */
/* 1. The origin of this software must not be misrepresented; you must not */
/* claim that you wrote the original software. If you use this software */
/* in a product, an acknowledgment in the product documentation would be */
/* appreciated but is not required. */
/* 2. Altered source versions must be plainly marked as such, and must not */
/* be misrepresented as being the original software. */
/* 3. This notice may not be removed or altered from any source */
/* distribution. */
/* */
/*****************************************************************************/
#ifndef SEGDEFS_H
#define SEGDEFS_H
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Segment flags */
#define SEG_FLAG_NONE 0x00
#define SEG_FLAG_BANKREF 0x01 /* Segment is referenced by .BANK */
/* End of segdefs.h */
#endif