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comparison src/share/vm/utilities/globalDefinitions_gcc.hpp @ 3960:f08d439fab8c

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7089790: integrate bsd-port changes Reviewed-by: kvn, twisti, jrose Contributed-by: Kurt Miller <kurt@intricatesoftware.com>, Greg Lewis <glewis@eyesbeyond.com>, Jung-uk Kim <jkim@freebsd.org>, Christos Zoulas <christos@zoulas.com>, Landon Fuller <landonf@plausible.coop>, The FreeBSD Foundation <board@freebsdfoundation.org>, Michael Franz <mvfranz@gmail.com>, Roger Hoover <rhoover@apple.com>, Alexander Strange <astrange@apple.com>
author never
date Sun, 25 Sep 2011 16:03:29 -0700
parents 6c97c830fb6f
children 0368109684cb
comparison
equal deleted inserted replaced
3959:eda6988c0d81 3960:f08d439fab8c
74 74
75 # ifdef SOLARIS_MUTATOR_LIBTHREAD 75 # ifdef SOLARIS_MUTATOR_LIBTHREAD
76 # include <sys/procfs.h> 76 # include <sys/procfs.h>
77 # endif 77 # endif
78 78
79 #ifdef LINUX 79 #if defined(LINUX) || defined(_ALLBSD_SOURCE)
80 #ifndef __STDC_LIMIT_MACROS 80 #ifndef __STDC_LIMIT_MACROS
81 #define __STDC_LIMIT_MACROS 81 #define __STDC_LIMIT_MACROS
82 #endif // __STDC_LIMIT_MACROS 82 #endif // __STDC_LIMIT_MACROS
83 #include <inttypes.h> 83 #include <inttypes.h>
84 #include <signal.h> 84 #include <signal.h>
85 #ifndef __OpenBSD__
85 #include <ucontext.h> 86 #include <ucontext.h>
87 #endif
88 #ifdef __APPLE__
89 #include <AvailabilityMacros.h>
90 #if (MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_4)
91 // Mac OS X 10.4 defines EFL_AC and EFL_ID,
92 // which conflict with hotspot variable names.
93 //
94 // This has been fixed in Mac OS X 10.5.
95 #undef EFL_AC
96 #undef EFL_ID
97 #endif
98 #endif
86 #include <sys/time.h> 99 #include <sys/time.h>
87 #endif // LINUX 100 #endif // LINUX || _ALLBSD_SOURCE
88 101
89 // 4810578: varargs unsafe on 32-bit integer/64-bit pointer architectures 102 // 4810578: varargs unsafe on 32-bit integer/64-bit pointer architectures
90 // When __cplusplus is defined, NULL is defined as 0 (32-bit constant) in 103 // When __cplusplus is defined, NULL is defined as 0 (32-bit constant) in
91 // system header files. On 32-bit architectures, there is no problem. 104 // system header files. On 32-bit architectures, there is no problem.
92 // On 64-bit architectures, defining NULL as a 32-bit constant can cause 105 // On 64-bit architectures, defining NULL as a 32-bit constant can cause
118 // On Linux NULL is defined as a special type '__null'. Assigning __null to 131 // On Linux NULL is defined as a special type '__null'. Assigning __null to
119 // integer variable will cause gcc warning. Use NULL_WORD in places where a 132 // integer variable will cause gcc warning. Use NULL_WORD in places where a
120 // pointer is stored as integer value. On some platforms, sizeof(intptr_t) > 133 // pointer is stored as integer value. On some platforms, sizeof(intptr_t) >
121 // sizeof(void*), so here we want something which is integer type, but has the 134 // sizeof(void*), so here we want something which is integer type, but has the
122 // same size as a pointer. 135 // same size as a pointer.
123 #ifdef LINUX 136 #ifdef __GNUC__
124 #ifdef _LP64 137 #ifdef _LP64
125 #define NULL_WORD 0L 138 #define NULL_WORD 0L
126 #else 139 #else
127 // Cast 0 to intptr_t rather than int32_t since they are not the same type 140 // Cast 0 to intptr_t rather than int32_t since they are not the same type
128 // on platforms such as Mac OS X. 141 // on platforms such as Mac OS X.
130 #endif 143 #endif
131 #else 144 #else
132 #define NULL_WORD NULL 145 #define NULL_WORD NULL
133 #endif 146 #endif
134 147
135 #ifndef LINUX 148 #if !defined(LINUX) && !defined(_ALLBSD_SOURCE)
136 // Compiler-specific primitive types 149 // Compiler-specific primitive types
137 typedef unsigned short uint16_t; 150 typedef unsigned short uint16_t;
138 #ifndef _UINT32_T 151 #ifndef _UINT32_T
139 #define _UINT32_T 152 #define _UINT32_T
140 typedef unsigned int uint32_t; 153 typedef unsigned int uint32_t;
150 typedef unsigned int uintptr_t; 163 typedef unsigned int uintptr_t;
151 // If this gets an error, figure out a symbol XXX that implies the 164 // If this gets an error, figure out a symbol XXX that implies the
152 // prior definition of intptr_t, and add "&& !defined(XXX)" above. 165 // prior definition of intptr_t, and add "&& !defined(XXX)" above.
153 #endif // _SYS_INT_TYPES_H 166 #endif // _SYS_INT_TYPES_H
154 167
155 #endif // !LINUX 168 #endif // !LINUX && !_ALLBSD_SOURCE
156 169
157 // Additional Java basic types 170 // Additional Java basic types
158 171
159 typedef uint8_t jubyte; 172 typedef uint8_t jubyte;
160 typedef uint16_t jushort; 173 typedef uint16_t jushort;
242 #else 255 #else
243 // isnanf() broken on Intel Solaris use isnand() 256 // isnanf() broken on Intel Solaris use isnand()
244 inline int g_isnan(float f) { return isnand(f); } 257 inline int g_isnan(float f) { return isnand(f); }
245 #endif 258 #endif
246 inline int g_isnan(double f) { return isnand(f); } 259 inline int g_isnan(double f) { return isnand(f); }
247 #elif LINUX 260 #elif defined(__APPLE__)
261 inline int g_isnan(double f) { return isnan(f); }
262 #elif defined(LINUX) || defined(_ALLBSD_SOURCE)
248 inline int g_isnan(float f) { return isnanf(f); } 263 inline int g_isnan(float f) { return isnanf(f); }
249 inline int g_isnan(double f) { return isnan(f); } 264 inline int g_isnan(double f) { return isnan(f); }
250 #else 265 #else
251 #error "missing platform-specific definition here" 266 #error "missing platform-specific definition here"
252 #endif 267 #endif