fis-gtm/sr_port/op_indo2.c

73 lines
2.0 KiB
C

/****************************************************************
* *
* Copyright 2001, 2012 Fidelity Information Services, Inc *
* *
* This source code contains the intellectual property *
* of its copyright holder(s), and is made available *
* under a license. If you do not know the terms of *
* the license, please stop and do not read further. *
* *
****************************************************************/
#include "mdef.h"
#include "compiler.h"
#include "opcode.h"
#include "op.h"
#include "lv_val.h"
#include "mvalconv.h"
#include "glvn_pool.h"
error_def(ERR_ORDER2);
error_def(ERR_VAREXPECTED);
void op_indo2(mval *dst, uint4 indx, mval *direct)
{
glvn_pool_entry *slot;
int4 dummy_intval;
intszofptr_t n;
lv_val *lv;
mval *key;
opctype oc;
DCL_THREADGBL_ACCESS;
SETUP_THREADGBL_ACCESS;
MV_FORCE_NUM(direct);
if (!MV_IS_TRUEINT(direct, &dummy_intval) || (direct->m[1] != (1 * MV_BIAS) && direct->m[1] != (-1 * MV_BIAS)))
rts_error(VARLSTCNT(1) ERR_ORDER2);
slot = &((TREF(glvn_pool_ptr))->slot[indx]);
oc = slot->sav_opcode;
if (OC_SAVLVN == oc)
{ /* lvn */
n = --slot->glvn_info.n;
if (0 == n)
{ /* lvn name */
slot->glvn_info.n++; /* quick restore count so glvnpop works correctly */
/* like op_fnlvnameo2 */
if ((1 * MV_BIAS) == direct->m[1])
op_fnlvname(slot->lvname, FALSE, dst);
else
op_fnlvprvname(slot->lvname, dst);
} else
{ /* subscripted lv */
key = (mval *)slot->glvn_info.arg[n];
lv = op_rfrshlvn(indx, OC_RFRSHLVN); /* funky opcode prevents UNDEF in rfrlvn */
slot->glvn_info.n++; /* quick restore count so glvnpop works correctly */
/* like op_fnno2 */
if ((1 * MV_BIAS) == direct->m[1])
op_fnorder(lv, key, dst);
else
op_fnzprevious(lv, key, dst);
}
} else if (OC_NOOP != oc) /* if indirect error blew set up, skip this */
{ /* gvn */
op_rfrshgvn(indx, oc);
/* like op_gvno2 */
if ((1 * MV_BIAS) == direct->m[1])
op_gvorder(dst);
else
op_zprevious(dst);
}
return;
}