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Interlisp.maiko/src/array5.c
Bruce Mitchener fa1adadd31
Remove SunOS 4 version of aref_switch. (#205)
When compiling for SunOS4, we would have a macro-ized version
of this function which required a slightly different call-site.

This removes all of that as it isn't used or needed.
2021-01-11 17:11:48 -08:00

68 lines
1.9 KiB
C

/* This is G-file @(#) array5.c Version 2.7 (10/12/88). copyright Xerox & Fuji Xerox */
/************************************************************************/
/* */
/* (C) Copyright 1989-95 Venue. All Rights Reserved. */
/* Manufactured in the United States of America. */
/* */
/************************************************************************/
#include "version.h"
/************************************************************************/
/* */
/* A R R A Y 5 . C */
/* */
/* Contains: N_OP_aref2 2-d AREF opcode */
/* */
/************************************************************************/
#include <stdio.h>
#include "lispemul.h"
#include "lspglob.h"
#include "adr68k.h"
#include "lispmap.h"
#include "lsptypes.h"
#include "emlglob.h"
#include "array5defs.h"
#include "mkcelldefs.h"
#include "arith.h"
#include "my.h"
/************************************************************************/
/* */
/* N _ O P _ a r e f 2 */
/* */
/* 2-d AREF op 356 (array index0 index1) */
/* */
/************************************************************************/
LispPTR N_OP_aref2(LispPTR arrayarg, LispPTR inx0, LispPTR inx1) {
#define REG
LispPTR baseL;
int type;
int arindex, temp;
LispArray *arrayblk;
int j;
/* verify array */
if (GetTypeNumber(arrayarg) != TYPE_TWOD_ARRAY) ERROR_EXIT(inx1);
arrayblk = (LispArray *)Addr68k_from_LADDR(arrayarg);
baseL = arrayblk->base;
/* test and setup index */
N_GetPos(inx1, temp, inx1);
if (temp >= (j = arrayblk->Dim1)) ERROR_EXIT(inx1);
N_GetPos(inx0, arindex, inx1);
if (arindex >= arrayblk->Dim0) ERROR_EXIT(inx1);
arindex *= j;
arindex += temp;
/* setup typenumber */
type = 0xFF & arrayblk->typenumber;
/* disp on type */
return (aref_switch(type, inx1, baseL, arindex));
} /* end N_OP_aref2() */