80 lines
2.2 KiB
C
80 lines
2.2 KiB
C
/****************************************************************
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* *
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* Copyright 2012 Fidelity Information Services, Inc *
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* *
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* This source code contains the intellectual property *
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* of its copyright holder(s), and is made available *
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* under a license. If you do not know the terms of *
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* the license, please stop and do not read further. *
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* *
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****************************************************************/
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#include "mdef.h"
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#include "lv_val.h"
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#include "toktyp.h"
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#include "compiler.h"
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#include "opcode.h"
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#include "indir_enum.h"
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#include "cache.h"
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#include "op.h"
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#include <rtnhdr.h>
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#include "valid_mname.h"
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#include "gtm_string.h"
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#include "cachectl.h"
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#include "gtm_text_alloc.h"
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#include "callg.h"
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#include "mdq.h"
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#include "stack_frame.h"
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#include "stringpool.h"
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#include "mv_stent.h"
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#include "min_max.h"
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#include "glvn_pool.h"
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GBLREF spdesc stringpool;
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/* [Used by FOR, SET and $ORDER()] Saves a local in the glvn pool and returns its index. */
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void op_savlvn(UNIX_ONLY_COMMA(int argcnt) lv_val *start, ...)
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{
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glvn_pool_entry *slot;
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int i;
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VMS_ONLY(int argcnt;)
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lvname_info *lvn_info;
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mident *lvent;
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mname_entry *targ_key;
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mval *m, *key;
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unsigned char *c, *ptr;
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va_list var;
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DCL_THREADGBL_ACCESS;
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SETUP_THREADGBL_ACCESS;
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VAR_START(var, start);
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VMS_ONLY(va_count(argcnt));
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ENSURE_GLVN_POOL_SPACE(argcnt);
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/* Get variable name and store it in the stringpool. */
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GET_GLVN_POOL_STATE(slot, m);
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assert(OC_SAVLVN == slot->sav_opcode);
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ENSURE_STP_FREE_SPACE(SIZEOF(mident_fixed));
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slot->lvname = m;
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m->mvtype = MV_STR; /* needs to be protected if garbage collection happens during s2pool below */
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lvent = &slot->lvname->str;
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ptr = stringpool.free;
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c = format_lvname(start, ptr, SIZEOF(mident_fixed));
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lvent->addr = (char *)ptr;
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lvent->len = (char *)c - (char *)ptr;
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stringpool.free = c;
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m++;
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(TREF(glvn_pool_ptr))->mval_top++;
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lvn_info = (lvname_info *)&slot->glvn_info;
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lvn_info->total_lv_subs = argcnt--;
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for (i = 0; i < argcnt; i++, m++)
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{ /* now all the pieces of the key */
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key = va_arg(var, mval *);
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*m = *key;
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lvn_info->lv_subs[i] = m;
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(TREF(glvn_pool_ptr))->mval_top++;
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if (MV_IS_STRING(m) && !IS_IN_STRINGPOOL(m->str.addr, m->str.len))
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s2pool(&m->str);
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}
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}
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