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_LazyFlag (32L)
  32 #define JV_CONSTANT_ResolvedString (16L | 8L)
  33 #define JV_CONSTANT_ResolvedClass  (16L | 7L)
  34
  35 extern inline void
  36 _Jv_storeIndexes (_Jv_word *data,
  37                  _Jv_ushort index0,
  38                  _Jv_ushort index1)
  39 {
  40   data->i = (((jint)index0) << 16) | (jint) index1;
  41 }
  42
  43 extern inline void
  44 _Jv_loadIndexes (const _Jv_word *data,
  45                  _Jv_ushort& index0,
  46                  _Jv_ushort& index1)
  47 {
  48   jint udata = data->i;
  49
  50   _Jv_uint uindex0 = ((udata >> 16) & 0xffff);
  51   _Jv_uint uindex1 = udata & 0xffff;
  52
  53   index0 = uindex0;
  54   index1 = uindex1;
  55 }
  56
  57 extern inline void
  58 _Jv_storeFloat (_Jv_word *data, jfloat f)
  59 {
  60   data->f = f;
  61 }
  62
  63 extern inline jfloat
  64 _Jv_loadFloat (_Jv_word *data)
  65 {
  66   return data->f;
  67 }
  68
  69 extern inline void
  70 _Jv_storeInt (_Jv_word *data, jint i)
  71 {
  72   data->i = i;
  73 }
  74
  75 extern inline jint
  76 _Jv_loadInt (_Jv_word *data)
  77 {
  78   return data->i;
  79 }
  80
  81 extern inline void
  82 _Jv_storeLong (_Jv_word *data, jlong l)
  83 {
  84 #if SIZEOF_VOID_P == 8
  85   data[0].l = l;
  86 #else
  87   _Jv_word2 tmp;
  88   tmp.l = l;
  89   data[0].ia[0] = tmp.ia[0];
  90   data[1].ia[0] = tmp.ia[1];
  91 #endif
  92 }
  93
  94 extern inline jlong
  95 _Jv_loadLong (_Jv_word *data)
  96 {
  97 #if SIZEOF_VOID_P == 8
  98   return data -> l;
  99 #else
 100   _Jv_word2 tmp;
 101   tmp.ia[0] = data[0].ia[0];
 102   tmp.ia[1] = data[1].ia[0];
 103   return tmp.l;
 104 #endif
 105 }
 106
 107 extern inline void
 108 _Jv_storeDouble (_Jv_word *data, jdouble d)
 109 {
 110 #if SIZEOF_VOID_P == 8
 111   data[0].d = d;
 112 #else
 113   _Jv_word2 tmp;
 114   tmp.d = d;
 115   data[0].ia[0] = tmp.ia[0];
 116   data[1].ia[0] = tmp.ia[1];
 117 #endif
 118 }
 119
 120 extern inline jdouble
 121 _Jv_loadDouble (_Jv_word *data)
 122 {
 123 #if SIZEOF_VOID_P == 8
 124   return data -> d;
 125 #else
 126   _Jv_word2 tmp;
 127   tmp.ia[0] = data[0].ia[0];
 128   tmp.ia[1] = data[1].ia[0];
 129   return tmp.d;
 130 #endif
 131 }
 132
 133
 134 #endif /* __JAVA_CPOOL_H__ */