libjava/include/java-cpool.h

   1 // java-cpool.h - Constant pool parsing header.  -*- c++ -*-
   2
   3 /* Copyright (C) 1999, 2000  Free Software Foundation
   4
   5    This file is part of libgcj.
   6
   7 This software is copyrighted work licensed under the terms of the
   8 Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
   9 details.  */
  10
  11 #ifndef __JAVA_CPOOL_H__
  12 #define __JAVA_CPOOL_H__
  13
  14 #include <gcj/javaprims.h>
  15
  16 // we rename these, to avoid polluting the name space
  17 #define JV_CONSTANT_Undefined (0L)
  18 #define JV_CONSTANT_Utf8 (1L)
  19 #define JV_CONSTANT_Unicode (2L)
  20 #define JV_CONSTANT_Integer (3L)
  21 #define JV_CONSTANT_Float (4L)
  22 #define JV_CONSTANT_Long (5L)
  23 #define JV_CONSTANT_Double (6L)
  24 #define JV_CONSTANT_Class (7L)
  25 #define JV_CONSTANT_String (8L)
  26 #define JV_CONSTANT_Fieldref (9L)
  27 #define JV_CONSTANT_Methodref (10L)
  28 #define JV_CONSTANT_InterfaceMethodref (11L)
  29 #define JV_CONSTANT_NameAndType (12L)
  30 #define JV_CONSTANT_ResolvedFlag (16L)
  31 #define JV_CONSTANT_ResolvedString (16L | 8L)
  32 #define JV_CONSTANT_ResolvedClass  (16L | 7L)
  33
  34 extern inline void
  35 _Jv_storeIndexes (_Jv_word *data,
  36                  _Jv_ushort index0,
  37                  _Jv_ushort index1)
  38 {
  39   data->i = (((jint)index0) << 16) | (jint) index1;
  40 }
  41
  42 extern inline void
  43 _Jv_loadIndexes (const _Jv_word *data,
  44                  _Jv_ushort& index0,
  45                  _Jv_ushort& index1)
  46 {
  47   jint udata = data->i;
  48
  49   _Jv_uint uindex0 = ((udata >> 16) & 0xffff);
  50   _Jv_uint uindex1 = udata & 0xffff;
  51
  52   index0 = uindex0;
  53   index1 = uindex1;
  54 }
  55
  56 extern inline void
  57 _Jv_storeFloat (_Jv_word *data, jfloat f)
  58 {
  59   data->f = f;
  60 }
  61
  62 extern inline jfloat
  63 _Jv_loadFloat (_Jv_word *data)
  64 {
  65   return data->f;
  66 }
  67
  68 extern inline void
  69 _Jv_storeInt (_Jv_word *data, jint i)
  70 {
  71   data->i = i;
  72 }
  73
  74 extern inline jint
  75 _Jv_loadInt (_Jv_word *data)
  76 {
  77   return data->i;
  78 }
  79
  80 extern inline void
  81 _Jv_storeLong (_Jv_word *data, jlong l)
  82 {
  83 #if SIZEOF_VOID_P == 8
  84   data[0].l = l;
  85 #else
  86   _Jv_word2 tmp;
  87   tmp.l = l;
  88   data[0].ia[0] = tmp.ia[0];
  89   data[1].ia[0] = tmp.ia[1];
  90 #endif
  91 }
  92
  93 extern inline jlong
  94 _Jv_loadLong (_Jv_word *data)
  95 {
  96 #if SIZEOF_VOID_P == 8
  97   return data -> l;
  98 #else
  99   _Jv_word2 tmp;
 100   tmp.ia[0] = data[0].ia[0];
 101   tmp.ia[1] = data[1].ia[0];
 102   return tmp.l;
 103 #endif
 104 }
 105
 106 extern inline void
 107 _Jv_storeDouble (_Jv_word *data, jdouble d)
 108 {
 109 #if SIZEOF_VOID_P == 8
 110   data[0].d = d;
 111 #else
 112   _Jv_word2 tmp;
 113   tmp.d = d;
 114   data[0].ia[0] = tmp.ia[0];
 115   data[1].ia[0] = tmp.ia[1];
 116 #endif
 117 }
 118
 119 extern inline jdouble
 120 _Jv_loadDouble (_Jv_word *data)
 121 {
 122 #if SIZEOF_VOID_P == 8
 123   return data -> d;
 124 #else
 125   _Jv_word2 tmp;
 126   tmp.ia[0] = data[0].ia[0];
 127   tmp.ia[1] = data[1].ia[0];
 128   return tmp.d;
 129 #endif
 130 }
 131
 132
 133 #endif /* __JAVA_CPOOL_H__ */