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mirror of https://github.com/Interlisp/maiko.git synced 2026-01-27 12:22:24 +00:00

Maiko sources matching state as of 020102 prior to initial patching for Mac OSX

This commit is contained in:
Nick Briggs
2015-04-20 18:53:52 -07:00
commit de170a64d9
427 changed files with 129342 additions and 0 deletions

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src/gc2.c Executable file
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/* $Id: gc2.c,v 1.3 1999/05/31 23:35:30 sybalsky Exp $ (C) Copyright Venue, All Rights Reserved */
static char *id = "$Id: gc2.c,v 1.3 1999/05/31 23:35:30 sybalsky Exp $ Copyright (C) Venue";
/************************************************************************/
/* */
/* (C) Copyright 1989-95 Venue. All Rights Reserved. */
/* Manufactured in the United States of America. */
/* */
/* The contents of this file are proprietary information */
/* belonging to Venue, and are provided to you under license. */
/* They may not be further distributed or disclosed to third */
/* parties without the specific permission of Venue. */
/* */
/************************************************************************/
#include "version.h"
/**********************************************************************/
/*
File Name: gc2.c
Desc: implement opcode SCAN1,SCAN2,GCRECLAIMCELL
Including : OP_scan1
OP_scan2
OP_gcreccell
*/
/**********************************************************************/
#include "lispemul.h"
#include "lispmap.h"
#include "lsptypes.h"
#include "lspglob.h"
#include "emlglob.h"
#include "address.h"
#include "adr68k.h"
#ifdef GCC386
#include "inlnPS2.h"
#endif /* GCC386 */
/**********************************************************************/
/*
Func Name : OP_gcscan1
*/
/**********************************************************************/
OP_gcscan1(void)
{
DLword gcscan1(register int probe);
#ifdef TRACE
printPC();
printf("TRACE: OP_gcscan1()\n");
#endif
if((TopOfStack & SEGMASK)==S_POSITIVE)
{
TopOfStack=gcscan1(LOLOC(TopOfStack));
}
if(TopOfStack != NIL) TopOfStack |= S_POSITIVE ;
PC++;
} /* OP_gcscan1 end */
/**********************************************************************/
/*
Func Name : OP_gcscan2
*/
/**********************************************************************/
OP_gcscan2(void)
{
DLword gcscan2(register int probe);
#ifdef TRACE
printPC();
printf("TRACE: OP_gcscan2()\n");
#endif
if((TopOfStack & SEGMASK)==S_POSITIVE)
{
TopOfStack=gcscan2(LOLOC(TopOfStack));
}
if(TopOfStack != NIL) TopOfStack |= S_POSITIVE ;
PC++;
} /* OP_gcscan2 end */