symbian-qemu-0.9.1-12/qemu-symbian-svp/thunk.c
author martin.trojer@nokia.com
Fri, 31 Jul 2009 15:01:17 +0100
changeset 1 2fb8b9db1c86
permissions -rw-r--r--
Initial QEMU (symbian-qemu-0.9.1-12) import
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/*
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 *  Generic thunking code to convert data between host and target CPU
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 *
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 *  Copyright (c) 2003 Fabrice Bellard
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 *
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 * This library is free software; you can redistribute it and/or
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 * modify it under the terms of the GNU Lesser General Public
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 * License as published by the Free Software Foundation; either
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 * version 2 of the License, or (at your option) any later version.
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 *
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 * This library is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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 * Lesser General Public License for more details.
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 *
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 * You should have received a copy of the GNU Lesser General Public
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 * License along with this library; if not, write to the Free Software
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 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
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 */
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#include <stdlib.h>
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#include <stdio.h>
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#include <stdarg.h>
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#include "qemu.h"
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#include "thunk.h"
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//#define DEBUG
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#define MAX_STRUCTS 128
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/* XXX: make it dynamic */
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StructEntry struct_entries[MAX_STRUCTS];
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static const argtype *thunk_type_next_ptr(const argtype *type_ptr);
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static inline const argtype *thunk_type_next(const argtype *type_ptr)
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{
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    int type;
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    type = *type_ptr++;
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    switch(type) {
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    case TYPE_CHAR:
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    case TYPE_SHORT:
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    case TYPE_INT:
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    case TYPE_LONGLONG:
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    case TYPE_ULONGLONG:
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    case TYPE_LONG:
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    case TYPE_ULONG:
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    case TYPE_PTRVOID:
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        return type_ptr;
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    case TYPE_PTR:
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        return thunk_type_next_ptr(type_ptr);
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    case TYPE_ARRAY:
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        return thunk_type_next_ptr(type_ptr + 1);
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    case TYPE_STRUCT:
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        return type_ptr + 1;
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    default:
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        return NULL;
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    }
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}
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static const argtype *thunk_type_next_ptr(const argtype *type_ptr)
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{
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    return thunk_type_next(type_ptr);
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}
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void thunk_register_struct(int id, const char *name, const argtype *types)
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{
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    const argtype *type_ptr;
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    StructEntry *se;
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    int nb_fields, offset, max_align, align, size, i, j;
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    se = struct_entries + id;
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    /* first we count the number of fields */
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    type_ptr = types;
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    nb_fields = 0;
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    while (*type_ptr != TYPE_NULL) {
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        type_ptr = thunk_type_next(type_ptr);
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        nb_fields++;
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    }
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    se->field_types = types;
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    se->nb_fields = nb_fields;
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    se->name = name;
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#ifdef DEBUG
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    printf("struct %s: id=%d nb_fields=%d\n",
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           se->name, id, se->nb_fields);
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#endif
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    /* now we can alloc the data */
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    for(i = 0;i < 2; i++) {
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        offset = 0;
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        max_align = 1;
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        se->field_offsets[i] = malloc(nb_fields * sizeof(int));
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        type_ptr = se->field_types;
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        for(j = 0;j < nb_fields; j++) {
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            size = thunk_type_size(type_ptr, i);
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            align = thunk_type_align(type_ptr, i);
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            offset = (offset + align - 1) & ~(align - 1);
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            se->field_offsets[i][j] = offset;
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            offset += size;
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            if (align > max_align)
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                max_align = align;
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            type_ptr = thunk_type_next(type_ptr);
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        }
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        offset = (offset + max_align - 1) & ~(max_align - 1);
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        se->size[i] = offset;
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        se->align[i] = max_align;
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#ifdef DEBUG
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        printf("%s: size=%d align=%d\n",
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               i == THUNK_HOST ? "host" : "target", offset, max_align);
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#endif
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    }
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}
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void thunk_register_struct_direct(int id, const char *name,
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                                  const StructEntry *se1)
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{
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    StructEntry *se;
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   120
    se = struct_entries + id;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   121
    *se = *se1;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   122
    se->name = name;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   123
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   124
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   125
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   126
/* now we can define the main conversion functions */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   127
const argtype *thunk_convert(void *dst, const void *src,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   128
                             const argtype *type_ptr, int to_host)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   129
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   130
    int type;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   131
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   132
    type = *type_ptr++;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   133
    switch(type) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   134
    case TYPE_CHAR:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   135
        *(uint8_t *)dst = *(uint8_t *)src;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   136
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   137
    case TYPE_SHORT:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   138
        *(uint16_t *)dst = tswap16(*(uint16_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   139
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   140
    case TYPE_INT:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   141
        *(uint32_t *)dst = tswap32(*(uint32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   142
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   143
    case TYPE_LONGLONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   144
    case TYPE_ULONGLONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   145
        *(uint64_t *)dst = tswap64(*(uint64_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   146
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   147
#if HOST_LONG_BITS == 32 && TARGET_ABI_BITS == 32
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   148
    case TYPE_LONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   149
    case TYPE_ULONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   150
    case TYPE_PTRVOID:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   151
        *(uint32_t *)dst = tswap32(*(uint32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   152
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   153
#elif HOST_LONG_BITS == 64 && TARGET_ABI_BITS == 32
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   154
    case TYPE_LONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   155
    case TYPE_ULONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   156
    case TYPE_PTRVOID:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   157
        if (to_host) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   158
            if (type == TYPE_LONG) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   159
                /* sign extension */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   160
                *(uint64_t *)dst = (int32_t)tswap32(*(uint32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   161
            } else {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   162
                *(uint64_t *)dst = tswap32(*(uint32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   163
            }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   164
        } else {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   165
            *(uint32_t *)dst = tswap32(*(uint64_t *)src & 0xffffffff);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   166
        }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   167
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   168
#elif HOST_LONG_BITS == 64 && TARGET_ABI_BITS == 64
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   169
    case TYPE_LONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   170
    case TYPE_ULONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   171
    case TYPE_PTRVOID:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   172
        *(uint64_t *)dst = tswap64(*(uint64_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   173
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   174
#elif HOST_LONG_BITS == 32 && TARGET_ABI_BITS == 64
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   175
    case TYPE_LONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   176
    case TYPE_ULONG:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   177
    case TYPE_PTRVOID:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   178
        if (to_host) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   179
            *(uint32_t *)dst = tswap64(*(uint64_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   180
        } else {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   181
            if (type == TYPE_LONG) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   182
                /* sign extension */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   183
                *(uint64_t *)dst = tswap64(*(int32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   184
            } else {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   185
                *(uint64_t *)dst = tswap64(*(uint32_t *)src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   186
            }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   187
        }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   188
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   189
#else
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   190
#warning unsupported conversion
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   191
#endif
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   192
    case TYPE_ARRAY:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   193
        {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   194
            int array_length, i, dst_size, src_size;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   195
            const uint8_t *s;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   196
            uint8_t  *d;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   197
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   198
            array_length = *type_ptr++;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   199
            dst_size = thunk_type_size(type_ptr, to_host);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   200
            src_size = thunk_type_size(type_ptr, 1 - to_host);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   201
            d = dst;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   202
            s = src;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   203
            for(i = 0;i < array_length; i++) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   204
                thunk_convert(d, s, type_ptr, to_host);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   205
                d += dst_size;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   206
                s += src_size;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   207
            }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   208
            type_ptr = thunk_type_next(type_ptr);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   209
        }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   210
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   211
    case TYPE_STRUCT:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   212
        {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   213
            int i;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   214
            const StructEntry *se;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   215
            const uint8_t *s;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   216
            uint8_t  *d;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   217
            const argtype *field_types;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   218
            const int *dst_offsets, *src_offsets;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   219
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   220
            se = struct_entries + *type_ptr++;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   221
            if (se->convert[0] != NULL) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   222
                /* specific conversion is needed */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   223
                (*se->convert[to_host])(dst, src);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   224
            } else {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   225
                /* standard struct conversion */
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   226
                field_types = se->field_types;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   227
                dst_offsets = se->field_offsets[to_host];
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   228
                src_offsets = se->field_offsets[1 - to_host];
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   229
                d = dst;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   230
                s = src;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   231
                for(i = 0;i < se->nb_fields; i++) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   232
                    field_types = thunk_convert(d + dst_offsets[i],
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   233
                                                s + src_offsets[i],
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   234
                                                field_types, to_host);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   235
                }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   236
            }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   237
        }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   238
        break;
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   239
    default:
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
martin.trojer@nokia.com
parents:
diff changeset
   240
        fprintf(stderr, "Invalid type 0x%x\n", type);
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        break;
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    }
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    return type_ptr;
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}
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/* from em86 */
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/* Utility function: Table-driven functions to translate bitmasks
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 * between X86 and Alpha formats...
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 */
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unsigned int target_to_host_bitmask(unsigned int x86_mask,
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                                    const bitmask_transtbl * trans_tbl)
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{
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    const bitmask_transtbl *btp;
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    unsigned int	alpha_mask = 0;
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    for(btp = trans_tbl; btp->x86_mask && btp->alpha_mask; btp++) {
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	if((x86_mask & btp->x86_mask) == btp->x86_bits) {
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	    alpha_mask |= btp->alpha_bits;
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	}
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    }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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    return(alpha_mask);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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unsigned int host_to_target_bitmask(unsigned int alpha_mask,
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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                                    const bitmask_transtbl * trans_tbl)
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{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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    const bitmask_transtbl *btp;
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    unsigned int	x86_mask = 0;
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   270
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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    for(btp = trans_tbl; btp->x86_mask && btp->alpha_mask; btp++) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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	if((alpha_mask & btp->alpha_mask) == btp->alpha_bits) {
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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	    x86_mask |= btp->x86_bits;
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	}
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    }
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   276
    return(x86_mask);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   279
#ifndef NO_THUNK_TYPE_SIZE
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int thunk_type_size_array(const argtype *type_ptr, int is_host)
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{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   282
    return thunk_type_size(type_ptr, is_host);
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   283
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   284
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   285
int thunk_type_align_array(const argtype *type_ptr, int is_host)
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   286
{
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   287
    return thunk_type_align(type_ptr, is_host);
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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diff changeset
   288
}
2fb8b9db1c86 Initial QEMU (symbian-qemu-0.9.1-12) import
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   289
#endif /* ndef NO_THUNK_TYPE_SIZE */