duke@435: /* trims@2708: * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. duke@435: * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. duke@435: * duke@435: * This code is free software; you can redistribute it and/or modify it duke@435: * under the terms of the GNU General Public License version 2 only, as duke@435: * published by the Free Software Foundation. duke@435: * duke@435: * This code is distributed in the hope that it will be useful, but WITHOUT duke@435: * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or duke@435: * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License duke@435: * version 2 for more details (a copy is included in the LICENSE file that duke@435: * accompanied this code). duke@435: * duke@435: * You should have received a copy of the GNU General Public License version duke@435: * 2 along with this work; if not, write to the Free Software Foundation, duke@435: * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. duke@435: * trims@1907: * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA trims@1907: * or visit www.oracle.com if you need additional information or have any trims@1907: * questions. duke@435: * duke@435: */ duke@435: stefank@2314: #ifndef SHARE_VM_UTILITIES_GLOBALDEFINITIONS_SPARCWORKS_HPP stefank@2314: #define SHARE_VM_UTILITIES_GLOBALDEFINITIONS_SPARCWORKS_HPP stefank@2314: stefank@2314: #include "prims/jni.h" stefank@2314: duke@435: // This file holds compiler-dependent includes, duke@435: // globally used constants & types, class (forward) duke@435: // declarations and a few frequently used utility functions. duke@435: duke@435: duke@435: # include duke@435: # include duke@435: # include duke@435: # include // for bsd'isms duke@435: # include duke@435: # include // for offsetof duke@435: # include duke@435: # include duke@435: # include duke@435: # include dcubed@485: #ifdef SOLARIS duke@435: # include dcubed@485: #endif duke@435: # include dcubed@485: #ifdef LINUX dcubed@485: #ifndef FP_PZERO dcubed@485: // Linux doesn't have positive/negative zero dcubed@485: #define FP_PZERO FP_ZERO dcubed@485: #endif dcubed@485: #ifndef fpclass dcubed@485: #define fpclass fpclassify dcubed@485: #endif dcubed@485: #endif duke@435: # include duke@435: # include duke@435: # include duke@435: # include dcubed@485: #ifdef SOLARIS duke@435: # include dcubed@485: #endif duke@435: # include duke@435: # include dcubed@485: #ifdef SOLARIS duke@435: # include duke@435: # include duke@435: # include duke@435: # include duke@435: # include dcubed@485: #endif duke@435: # ifdef SOLARIS_MUTATOR_LIBTHREAD duke@435: # include duke@435: # endif never@3156: never@3156: #include never@3156: never@3156: // Solaris 8 doesn't provide definitions of these never@3156: #ifdef SOLARIS never@3156: #ifndef PRIdPTR never@3156: #if defined(_LP64) never@3156: #define PRIdPTR "ld" never@3156: #define PRIuPTR "lu" never@3156: #define PRIxPTR "lx" never@3156: #else never@3156: #define PRIdPTR "d" never@3156: #define PRIuPTR "u" never@3156: #define PRIxPTR "x" never@3156: #endif never@3156: #endif never@3156: #endif never@3156: dcubed@485: #ifdef LINUX dcubed@485: # include dcubed@485: # include dcubed@485: # include dcubed@485: #endif dcubed@485: duke@435: duke@435: // 4810578: varargs unsafe on 32-bit integer/64-bit pointer architectures duke@435: // When __cplusplus is defined, NULL is defined as 0 (32-bit constant) in duke@435: // system header files. On 32-bit architectures, there is no problem. duke@435: // On 64-bit architectures, defining NULL as a 32-bit constant can cause duke@435: // problems with varargs functions: C++ integral promotion rules say for duke@435: // varargs, we pass the argument 0 as an int. So, if NULL was passed to a duke@435: // varargs function it will remain 32-bits. Depending on the calling duke@435: // convention of the machine, if the argument is passed on the stack then duke@435: // only 32-bits of the "NULL" pointer may be initialized to zero. The duke@435: // other 32-bits will be garbage. If the varargs function is expecting a duke@435: // pointer when it extracts the argument, then we have a problem. duke@435: // duke@435: // Solution: For 64-bit architectures, redefine NULL as 64-bit constant 0. dcubed@485: // dcubed@485: // Note: this fix doesn't work well on Linux because NULL will be overwritten dcubed@485: // whenever a system header file is included. Linux handles NULL correctly dcubed@485: // through a special type '__null'. dcubed@485: #ifdef SOLARIS duke@435: #ifdef _LP64 duke@435: #undef NULL duke@435: #define NULL 0L duke@435: #else duke@435: #ifndef NULL duke@435: #define NULL 0 duke@435: #endif duke@435: #endif dcubed@485: #endif duke@435: duke@435: // NULL vs NULL_WORD: duke@435: // On Linux NULL is defined as a special type '__null'. Assigning __null to duke@435: // integer variable will cause gcc warning. Use NULL_WORD in places where a dcubed@485: // pointer is stored as integer value. On some platforms, sizeof(intptr_t) > dcubed@485: // sizeof(void*), so here we want something which is integer type, but has the dcubed@485: // same size as a pointer. dcubed@485: #ifdef LINUX dcubed@485: #ifdef _LP64 dcubed@485: #define NULL_WORD 0L dcubed@485: #else xlu@947: // Cast 0 to intptr_t rather than int32_t since they are not the same type xlu@947: // on some platforms. xlu@947: #define NULL_WORD ((intptr_t)0) dcubed@485: #endif dcubed@485: #else dcubed@485: #define NULL_WORD NULL dcubed@485: #endif duke@435: dcubed@485: #ifndef LINUX duke@435: // Compiler-specific primitive types duke@435: typedef unsigned short uint16_t; duke@435: #ifndef _UINT32_T duke@435: #define _UINT32_T duke@435: typedef unsigned int uint32_t; duke@435: #endif duke@435: #if !defined(_SYS_INT_TYPES_H) duke@435: #ifndef _UINT64_T duke@435: #define _UINT64_T duke@435: typedef unsigned long long uint64_t; duke@435: #endif duke@435: // %%%% how to access definition of intptr_t portably in 5.5 onward? duke@435: typedef int intptr_t; duke@435: typedef unsigned int uintptr_t; duke@435: // If this gets an error, figure out a symbol XXX that implies the duke@435: // prior definition of intptr_t, and add "&& !defined(XXX)" above. duke@435: #endif dcubed@485: #endif duke@435: kamg@2589: // On solaris 8, UINTPTR_MAX is defined as empty. kamg@2589: // Everywhere else it's an actual value. kamg@2589: #if UINTPTR_MAX - 1 == -1 kamg@2589: #undef UINTPTR_MAX kamg@2589: #ifdef _LP64 kamg@2589: #define UINTPTR_MAX UINT64_MAX kamg@2589: #else kamg@2589: #define UINTPTR_MAX UINT32_MAX kamg@2589: #endif /* ifdef _LP64 */ kamg@2589: #endif kamg@2589: duke@435: // Additional Java basic types duke@435: duke@435: typedef unsigned char jubyte; duke@435: typedef unsigned short jushort; duke@435: typedef unsigned int juint; duke@435: typedef unsigned long long julong; duke@435: duke@435: duke@435: //---------------------------------------------------------------------------------------------------- duke@435: // Constant for jlong (specifying an long long constant is C++ compiler specific) duke@435: duke@435: // Build a 64bit integer constant duke@435: #define CONST64(x) (x ## LL) duke@435: #define UCONST64(x) (x ## ULL) duke@435: duke@435: const jlong min_jlong = CONST64(0x8000000000000000); duke@435: const jlong max_jlong = CONST64(0x7fffffffffffffff); duke@435: dcubed@485: #ifdef SOLARIS duke@435: //---------------------------------------------------------------------------------------------------- duke@435: // ANSI C++ fixes duke@435: // NOTE:In the ANSI committee's continuing attempt to make each version duke@435: // of C++ incompatible with the previous version, you can no longer cast duke@435: // pointers to functions without specifying linkage unless you want to get duke@435: // warnings. duke@435: // duke@435: // This also means that pointers to functions can no longer be "hidden" duke@435: // in opaque types like void * because at the invokation point warnings duke@435: // will be generated. While this makes perfect sense from a type safety duke@435: // point of view it causes a lot of warnings on old code using C header duke@435: // files. Here are some typedefs to make the job of silencing warnings duke@435: // a bit easier. duke@435: // duke@435: // The final kick in the teeth is that you can only have extern "C" linkage duke@435: // specified at file scope. So these typedefs are here rather than in the duke@435: // .hpp for the class (os:Solaris usually) that needs them. duke@435: duke@435: extern "C" { duke@435: typedef int (*int_fnP_thread_t_iP_uP_stack_tP_gregset_t)(thread_t, int*, unsigned *, stack_t*, gregset_t); duke@435: typedef int (*int_fnP_thread_t_i_gregset_t)(thread_t, int, gregset_t); duke@435: typedef int (*int_fnP_thread_t_i)(thread_t, int); duke@435: typedef int (*int_fnP_thread_t)(thread_t); duke@435: duke@435: typedef int (*int_fnP_cond_tP_mutex_tP_timestruc_tP)(cond_t *cv, mutex_t *mx, timestruc_t *abst); duke@435: typedef int (*int_fnP_cond_tP_mutex_tP)(cond_t *cv, mutex_t *mx); duke@435: duke@435: // typedef for missing API in libc duke@435: typedef int (*int_fnP_mutex_tP_i_vP)(mutex_t *, int, void *); duke@435: typedef int (*int_fnP_mutex_tP)(mutex_t *); duke@435: typedef int (*int_fnP_cond_tP_i_vP)(cond_t *cv, int scope, void *arg); duke@435: typedef int (*int_fnP_cond_tP)(cond_t *cv); duke@435: }; dcubed@485: #endif duke@435: duke@435: //---------------------------------------------------------------------------------------------------- duke@435: // Debugging duke@435: duke@435: #define DEBUG_EXCEPTION ::abort(); duke@435: duke@435: extern "C" void breakpoint(); duke@435: #define BREAKPOINT ::breakpoint() duke@435: duke@435: // checking for nanness dcubed@485: #ifdef SOLARIS duke@435: #ifdef SPARC duke@435: inline int g_isnan(float f) { return isnanf(f); } duke@435: #else duke@435: // isnanf() broken on Intel Solaris use isnand() duke@435: inline int g_isnan(float f) { return isnand(f); } duke@435: #endif duke@435: duke@435: inline int g_isnan(double f) { return isnand(f); } dcubed@485: #elif LINUX dcubed@485: inline int g_isnan(float f) { return isnanf(f); } dcubed@485: inline int g_isnan(double f) { return isnan(f); } dcubed@485: #else dcubed@485: #error "missing platform-specific definition here" dcubed@485: #endif duke@435: duke@435: // Checking for finiteness duke@435: duke@435: inline int g_isfinite(jfloat f) { return finite(f); } duke@435: inline int g_isfinite(jdouble f) { return finite(f); } duke@435: duke@435: duke@435: // Wide characters duke@435: duke@435: inline int wcslen(const jchar* x) { return wcslen((const wchar_t*)x); } duke@435: duke@435: duke@435: // Misc dcubed@485: // NOTE: This one leads to an infinite recursion on Linux dcubed@485: #ifndef LINUX duke@435: int local_vsnprintf(char* buf, size_t count, const char* fmt, va_list argptr); duke@435: #define vsnprintf local_vsnprintf dcubed@485: #endif duke@435: duke@435: // Portability macros duke@435: #define PRAGMA_INTERFACE duke@435: #define PRAGMA_IMPLEMENTATION duke@435: #define PRAGMA_IMPLEMENTATION_(arg) duke@435: #define VALUE_OBJ_CLASS_SPEC : public _ValueObj duke@435: duke@435: // Formatting. duke@435: #ifdef _LP64 duke@435: #define FORMAT64_MODIFIER "l" duke@435: #else // !_LP64 duke@435: #define FORMAT64_MODIFIER "ll" duke@435: #endif // _LP64 duke@435: duke@435: #define offset_of(klass,field) offsetof(klass,field) stefank@2314: stefank@2314: #endif // SHARE_VM_UTILITIES_GLOBALDEFINITIONS_SPARCWORKS_HPP