1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate 23*0Sstevel@tonic-gate /* 24*0Sstevel@tonic-gate * Copyright (c) 1999 by Sun Microsystems, Inc. 25*0Sstevel@tonic-gate * All rights reserved. 26*0Sstevel@tonic-gate */ 27*0Sstevel@tonic-gate 28*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #include <stdio.h> 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #include <fcode/private.h> 33*0Sstevel@tonic-gate 34*0Sstevel@tonic-gate /* 35*0Sstevel@tonic-gate * Return a pointer to the allocated instance data. 36*0Sstevel@tonic-gate * If the data was initialised then return a pointer to the initialisation 37*0Sstevel@tonic-gate * buffer otherwise return a pointer to the un-init data. 38*0Sstevel@tonic-gate */ 39*0Sstevel@tonic-gate token_t * 40*0Sstevel@tonic-gate alloc_instance_data(fcode_env_t *env, int init, int n, int *offset) 41*0Sstevel@tonic-gate { 42*0Sstevel@tonic-gate int ptr; 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate *offset = ptr = MYSELF->device->data_size[init]; 45*0Sstevel@tonic-gate MYSELF->device->data_size[init] += n; 46*0Sstevel@tonic-gate if (init == INIT_DATA) 47*0Sstevel@tonic-gate return (&MYSELF->device->init_data[ptr]); 48*0Sstevel@tonic-gate else 49*0Sstevel@tonic-gate return (&MYSELF->data[init][ptr]); 50*0Sstevel@tonic-gate } 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate token_t * 53*0Sstevel@tonic-gate get_instance_address(fcode_env_t *env) 54*0Sstevel@tonic-gate { 55*0Sstevel@tonic-gate int which; 56*0Sstevel@tonic-gate token_t *ptr; 57*0Sstevel@tonic-gate token_t offset; 58*0Sstevel@tonic-gate 59*0Sstevel@tonic-gate CHECK_DEPTH(env, 1, "get_instance_address"); 60*0Sstevel@tonic-gate ptr = (token_t *) POP(DS); 61*0Sstevel@tonic-gate offset = *ptr; 62*0Sstevel@tonic-gate if (offset < 0) { 63*0Sstevel@tonic-gate offset = -offset; 64*0Sstevel@tonic-gate which = UINIT_DATA; 65*0Sstevel@tonic-gate } else { 66*0Sstevel@tonic-gate which = INIT_DATA; 67*0Sstevel@tonic-gate } 68*0Sstevel@tonic-gate return (&MYSELF->data[which][offset]); 69*0Sstevel@tonic-gate } 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate void 72*0Sstevel@tonic-gate fetch_instance_data(fcode_env_t *env) 73*0Sstevel@tonic-gate { 74*0Sstevel@tonic-gate token_t *ptr; 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate CHECK_DEPTH(env, 1, "get_instance_data"); 77*0Sstevel@tonic-gate ptr = get_instance_address(env); 78*0Sstevel@tonic-gate PUSH(DS, *ptr); 79*0Sstevel@tonic-gate } 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate void 82*0Sstevel@tonic-gate set_instance_data(fcode_env_t *env) 83*0Sstevel@tonic-gate { 84*0Sstevel@tonic-gate token_t *ptr; 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate CHECK_DEPTH(env, 2, "set_instance_data"); 87*0Sstevel@tonic-gate ptr = get_instance_address(env); 88*0Sstevel@tonic-gate *ptr = POP(DS); 89*0Sstevel@tonic-gate } 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate void 92*0Sstevel@tonic-gate address_instance_data(fcode_env_t *env) 93*0Sstevel@tonic-gate { 94*0Sstevel@tonic-gate token_t *ptr; 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate CHECK_DEPTH(env, 1, "address_instance_data"); 97*0Sstevel@tonic-gate ptr = get_instance_address(env); 98*0Sstevel@tonic-gate PUSH(DS, (fstack_t) ptr); 99*0Sstevel@tonic-gate } 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate void 102*0Sstevel@tonic-gate instance_variable(fcode_env_t *env) 103*0Sstevel@tonic-gate { 104*0Sstevel@tonic-gate token_t *ptr; 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate PUSH(DS, (fstack_t) WA); 107*0Sstevel@tonic-gate ptr = get_instance_address(env); 108*0Sstevel@tonic-gate PUSH(DS, (fstack_t) ptr); 109*0Sstevel@tonic-gate } 110*0Sstevel@tonic-gate 111*0Sstevel@tonic-gate void 112*0Sstevel@tonic-gate idefer_exec(fcode_env_t *env) 113*0Sstevel@tonic-gate { 114*0Sstevel@tonic-gate CHECK_DEPTH(env, 1, "idefer_exec"); 115*0Sstevel@tonic-gate fetch_instance_data(env); 116*0Sstevel@tonic-gate execute(env); 117*0Sstevel@tonic-gate } 118