macross/slinky/write.c
Michael Martin 693c15a2a8 Protoize.
2016-01-23 23:13:44 -08:00

82 lines
2.4 KiB
C

/*
* Copyright (c) 1987 Fujitsu
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
write.c -- Routines to write out the eventual object module for the
Slinky linker
Chip Morningstar -- Lucasfilm Ltd.
19-March-1985
*/
#include "slinkyTypes.h"
#include "slinkyGlobals.h"
#include "write.h"
#define writeWord(aWord) putc(aWord & 0xFF, loadFileOutput);\
putc((aWord >> 8) & 0xFF, loadFileOutput)
#define writeByte(aByte) putc(aByte & 0xFF, loadFileOutput)
void
writeEntryPoint(void)
{
writeWord(entryPointAddress);
writeWord(entryPointAddress);
writeByte(0);
}
void
writeCodeSegment(codeSegmentHeaderType *codeSegment)
{
int length;
int i;
writeWord(codeSegment->segmentStartAddress);
writeWord(codeSegment->segmentEndAddress);
length = codeSegment->segmentEndAddress - codeSegment->
segmentStartAddress + 1;
for (i=0; i<length; i++)
writeByte(codeSegment->segmentCodeBuffer[i]);
}
void
writem(void)
{
int regionNumber;
codeSegmentHeaderType *lastSegment;
segmentListType *segment;
writeWord(0xFFFF);
if (haveEntryPoint)
writeEntryPoint();
lastSegment = NULL;
for (regionNumber = 0; regionNumber < CODE_REGIONS_IN_ADDRESS_SPACE;
regionNumber++) {
for (segment = generatedLoadImage[regionNumber]; segment !=
NULL; segment = segment->nextSegment) {
if (segment->thisSegment != lastSegment)
writeCodeSegment(lastSegment = segment->
thisSegment);
}
}
}