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Rename SegRange to span. Write out the size instead of the end offset so we

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can save some bytes in the object file.


git-svn-id: svn://svn.cc65.org/cc65/trunk@5113 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
2011-08-04 12:49:59 +00:00
parent f04d65a662
commit 31d2fff060
6 changed files with 84 additions and 88 deletions
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102
src/ca65/span.h Normal file
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@@ -0,0 +1,102 @@
/*****************************************************************************/
/* */
/* span.h */
/* */
/* A span of data within a segment */
/* */
/* */
/* */
/* (C) 2003-2011, 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 SPAN_H
#define SPAN_H
/* common */
#include "coll.h"
#include "inline.h"
/*****************************************************************************/
/* Data */
/*****************************************************************************/
/* Span definition */
typedef struct Span Span;
struct Span{
struct Segment* Seg; /* Pointer to segment */
unsigned long Start; /* Start of range */
unsigned long End; /* End of range */
};
/*****************************************************************************/
/* Code */
/*****************************************************************************/
Span* NewSpan (struct Segment* Seg);
/* Create a new span. The segment is set to Seg, Start and End are set to the
* current PC of the segment.
*/
#if defined(HAVE_INLINE)
INLINE unsigned long GetSpanSize (const Span* R)
/* Return the span size in bytes */
{
return (R->End - R->Start);
}
#else
# define GetSpanSize(R) ((R)->End - (R)->Start)
#endif
void AddSpans (Collection* Spans);
/* Add a span for all existing segments to the given collection of spans. The
* currently active segment will be inserted first with all others following.
*/
void CloseSpans (Collection* Spans);
/* Close all open spans by setting PC to the current PC for the segment. */
void WriteSpans (const Collection* Spans);
/* Write a list of spans to the output file */
/* End of span.h */
#endif