69 #endif // USE_XLC_BUILTINS
70
71 // NULL vs NULL_WORD:
72 // On Linux NULL is defined as a special type '__null'. Assigning __null to
73 // integer variable will cause gcc warning. Use NULL_WORD in places where a
74 // pointer is stored as integer value. On some platforms, sizeof(intptr_t) >
75 // sizeof(void*), so here we want something which is integer type, but has the
76 // same size as a pointer.
77 #ifdef __GNUC__
78 #error XLC and __GNUC__?
79 #else
80 #define NULL_WORD NULL
81 #endif
82
83 // AIX also needs a 64 bit NULL to work as a null address pointer.
84 // Most system includes on AIX would define it as an int 0 if not already defined with one
85 // exception: /usr/include/dirent.h will unconditionally redefine NULL to int 0 again.
86 // In this case you need to copy the following defines to a position after #include <dirent.h>
87 // (see jmv_aix.h).
88 #ifdef AIX
89 #ifdef _LP64
90 #undef NULL
91 #define NULL 0L
92 #else
93 #ifndef NULL
94 #define NULL 0
95 #endif
96 #endif
97 #endif // AIX
98
99 // Compiler-specific primitive types
100 // All defs of int (uint16_6 etc) are defined in AIX' /usr/include/stdint.h
101
102 // Additional Java basic types
103
104 typedef uint8_t jubyte;
105 typedef uint16_t jushort;
106 typedef uint32_t juint;
107 typedef uint64_t julong;
108
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69 #endif // USE_XLC_BUILTINS
70
71 // NULL vs NULL_WORD:
72 // On Linux NULL is defined as a special type '__null'. Assigning __null to
73 // integer variable will cause gcc warning. Use NULL_WORD in places where a
74 // pointer is stored as integer value. On some platforms, sizeof(intptr_t) >
75 // sizeof(void*), so here we want something which is integer type, but has the
76 // same size as a pointer.
77 #ifdef __GNUC__
78 #error XLC and __GNUC__?
79 #else
80 #define NULL_WORD NULL
81 #endif
82
83 // AIX also needs a 64 bit NULL to work as a null address pointer.
84 // Most system includes on AIX would define it as an int 0 if not already defined with one
85 // exception: /usr/include/dirent.h will unconditionally redefine NULL to int 0 again.
86 // In this case you need to copy the following defines to a position after #include <dirent.h>
87 // (see jmv_aix.h).
88 #ifdef AIX
89 #include <dirent.h>
90 #ifdef _LP64
91 #undef NULL
92 #define NULL 0L
93 #else
94 #ifndef NULL
95 #define NULL 0
96 #endif
97 #endif
98 #endif // AIX
99
100 // Compiler-specific primitive types
101 // All defs of int (uint16_6 etc) are defined in AIX' /usr/include/stdint.h
102
103 // Additional Java basic types
104
105 typedef uint8_t jubyte;
106 typedef uint16_t jushort;
107 typedef uint32_t juint;
108 typedef uint64_t julong;
109
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