src/share/vm/utilities/globalDefinitions_gcc.hpp

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   1 /*
   2  * Copyright (c) 1998, 2009, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 





  25 // This file holds compiler-dependent includes,
  26 // globally used constants & types, class (forward)
  27 // declarations and a few frequently used utility functions.
  28 
  29 #include <ctype.h>
  30 #include <string.h>
  31 #include <stdarg.h>
  32 #include <stddef.h>
  33 #include <stdio.h>
  34 #include <stdlib.h>
  35 #include <wchar.h>
  36 
  37 #ifdef SOLARIS
  38 #include <ieeefp.h>
  39 #endif // SOLARIS
  40 
  41 #include <math.h>
  42 #ifndef FP_PZERO
  43 // Linux doesn't have positive/negative zero
  44 #define FP_PZERO FP_ZERO


 272 #define CONST_SDM_BUG
 273 #endif
 274 
 275 // Formatting.
 276 #ifdef _LP64
 277 #define FORMAT64_MODIFIER "l"
 278 #else // !_LP64
 279 #define FORMAT64_MODIFIER "ll"
 280 #endif // _LP64
 281 
 282 // HACK: gcc warns about applying offsetof() to non-POD object or calculating
 283 //       offset directly when base address is NULL. Use 16 to get around the
 284 //       warning. gcc-3.4 has an option -Wno-invalid-offsetof to suppress
 285 //       this warning.
 286 #define offset_of(klass,field) (size_t)((intx)&(((klass*)16)->field) - 16)
 287 
 288 #ifdef offsetof
 289 # undef offsetof
 290 #endif
 291 #define offsetof(klass,field) offset_of(klass,field)


   1 /*
   2  * Copyright (c) 1998, 2010, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  *
  23  */
  24 
  25 #ifndef SHARE_VM_UTILITIES_GLOBALDEFINITIONS_GCC_HPP
  26 #define SHARE_VM_UTILITIES_GLOBALDEFINITIONS_GCC_HPP
  27 
  28 #include "prims/jni.h"
  29 
  30 // This file holds compiler-dependent includes,
  31 // globally used constants & types, class (forward)
  32 // declarations and a few frequently used utility functions.
  33 
  34 #include <ctype.h>
  35 #include <string.h>
  36 #include <stdarg.h>
  37 #include <stddef.h>
  38 #include <stdio.h>
  39 #include <stdlib.h>
  40 #include <wchar.h>
  41 
  42 #ifdef SOLARIS
  43 #include <ieeefp.h>
  44 #endif // SOLARIS
  45 
  46 #include <math.h>
  47 #ifndef FP_PZERO
  48 // Linux doesn't have positive/negative zero
  49 #define FP_PZERO FP_ZERO


 277 #define CONST_SDM_BUG
 278 #endif
 279 
 280 // Formatting.
 281 #ifdef _LP64
 282 #define FORMAT64_MODIFIER "l"
 283 #else // !_LP64
 284 #define FORMAT64_MODIFIER "ll"
 285 #endif // _LP64
 286 
 287 // HACK: gcc warns about applying offsetof() to non-POD object or calculating
 288 //       offset directly when base address is NULL. Use 16 to get around the
 289 //       warning. gcc-3.4 has an option -Wno-invalid-offsetof to suppress
 290 //       this warning.
 291 #define offset_of(klass,field) (size_t)((intx)&(((klass*)16)->field) - 16)
 292 
 293 #ifdef offsetof
 294 # undef offsetof
 295 #endif
 296 #define offsetof(klass,field) offset_of(klass,field)
 297 
 298 #endif // SHARE_VM_UTILITIES_GLOBALDEFINITIONS_GCC_HPP