hotspot/src/share/vm/libadt/port.hpp
changeset 1 489c9b5090e2
child 1889 24b003a6fe46
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/libadt/port.hpp	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,218 @@
+/*
+ * Copyright 1997-2003 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+#ifndef _PORT_
+#define _PORT_
+// Typedefs for portable compiling
+
+#if defined(__GNUC__)
+
+#define INTERFACE       #pragma interface
+#define IMPLEMENTATION  #pragma implementation
+//INTERFACE
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#undef bzero
+inline void bzero(void *b, int len) { memset(b,0,len); }
+#undef bcopy
+inline void bcopy(const void *s, void *d, size_t len) { memmove(d,s,len); }
+#undef bcmp
+inline int bcmp(const void *s,const void *t,int len) { return memcmp(s,t,len);}
+extern "C" unsigned long strtoul(const char *s, char **end, int base);
+
+// Definition for sys_errlist varies from Sun 4.1 & Solaris.
+// We use the new Solaris definition.
+#include <string.h>
+
+// Access to the C++ class virtual function pointer
+// Put the class in the macro
+typedef void *VPTR;
+// G++ puts it at the end of the base class
+#define ACCESS_VPTR(class) VPTR&vptr(){return*(VPTR*)((char*)this+sizeof(class)-sizeof(void*));}
+
+#elif defined(__TURBOC__)
+
+#include <mem.h>
+#include <string.h>
+extern "C" int stricmp(const char *, const char *);
+inline void bcopy(const void *s, void *d, int l) { memmove(d,s,l); }
+inline void bzero(void *p, int l) { memset(p,0,l); }
+inline int bcmp(const void *s, const void *d, int l) { return memcmp(s,d,l); }
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+//strcasecmp moved to globalDefinitions_visCPP.hpp
+//inline int strcasecmp(const char *s1, const char *s2) { return stricmp(s1,s2); }
+inline long abs( long x ) { return x < 0 ? -x : x; }
+// Access to the C++ class virtual function pointer
+// Put the class in the macro
+typedef void near *VPTR;
+// BorlandC puts it up front
+#define ACCESS_VPTR(class) VPTR&vptr(){return*(VPTR*)this;}
+
+#elif defined(__hpux)
+
+#define INTERFACE
+#define IMPLEMENTATION
+#define signed
+#include <strings.h>
+#include <stdlib.h>
+inline long min( long a, long b) { return a < b ? a : b; }
+inline long max( long a, long b) { return a > b ? a : b; }
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+inline long abs( long x ) { return x < 0 ? -x : x; }
+
+#elif defined(__MOTO__)
+// Motorola's mcc
+#define INTERFACE
+#define IMPLEMENTATION
+#include <stdlib.h>
+#include <memory.h>
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+
+#elif defined(_AIX)
+// IBM's xlC compiler
+#define INTERFACE
+#define IMPLEMENTATION
+#include <stdlib.h>
+#include <memory.h>
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+
+#elif defined(_MSC_VER)
+// Microsoft Visual C++
+//#define INTERFACE
+#define IMPLEMENTATION
+#include <stdlib.h>
+#undef small
+//strcasecmp moved to globalDefinitions_visCPP.hpp
+//inline int strcasecmp(const char *s1, const char *s2) { return stricmp(s1,s2); }
+
+
+#elif defined(SPARC_WORKS)
+
+#define INTERFACE
+#define IMPLEMENTATION
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+#elif defined(SOLARIS)
+
+#define INTERFACE
+#define IMPLEMENTATION
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+
+#elif defined(__TANDEM)
+
+// This case is for the Tandem Business Unit of Compaq Computer Corporation.
+// The Tandem case must precede the AT&T case,
+// because the Tandem c89 compiler also defines __cplusplus.
+
+#include "port_tandem.hpp"
+
+#elif defined(__cplusplus)
+// AT&Ts cfront
+#define INTERFACE
+#define IMPLEMENTATION
+#include <unistd.h>
+#define signed
+// #include <bstring.h>
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+
+#else  // All other machines
+
+#define signed
+extern "C" void bcopy(void *b1, void *b2, int len);
+inline int min( int a, int b) { return a < b ? a : b; }
+inline int max( int a, int b) { return a > b ? a : b; }
+
+#endif
+
+//-----------------------------------------------------------------------------
+// Safer memory allocations
+#ifdef SAFE_MEMORY
+#define malloc(size)        safe_malloc(__FILE__,__LINE__,size)
+#define free(ptr)           safe_free(__FILE__,__LINE__,ptr)
+#define realloc(ptr,size)   safe_realloc(__FILE__,__LINE__,ptr,size)
+#define calloc(nitems,size) safe_calloc(__FILE__,__LINE__,nitems,size)
+#define strdup(ptr)         safe_strdup(__FILE__,__LINE__,ptr)
+extern void *safe_malloc (const char *file, unsigned line, unsigned size);
+extern void  safe_free   (const char *file, unsigned line, void *ptr);
+extern void *safe_calloc (const char *file, unsigned line, unsigned nitems, unsigned size);
+extern void *safe_realloc(const char *file, unsigned line, void *ptr, unsigned size);
+extern char *safe_strdup (const char *file, unsigned line, const char *src);
+inline void *operator new( size_t size ) { return malloc(size); }
+inline void operator delete( void *ptr ) { free(ptr); }
+#endif
+
+//-----------------------------------------------------------------------------
+// And now, the bit-size-specified integer sizes
+typedef signed char int8;
+typedef unsigned char uint8;
+typedef unsigned char byte;
+
+// All uses of *int16 changed to 32-bit to speed up compiler on Intel
+//typedef signed short int16;   // Exactly 16bits signed
+//typedef unsigned short uint16;        // Exactly 16bits unsigned
+//const unsigned int min_uint16 = 0x0000;    // smallest uint16
+//const unsigned int max_uint16 = 0xFFFF;    // largest  uint16
+
+typedef unsigned int uint;      // When you need a fast >=16bit unsigned value
+/*typedef int int; */           // When you need a fast >=16bit value
+const unsigned int max_uint = (uint)-1;
+typedef int32_t int32;   // Exactly 32bits signed
+typedef uint32_t uint32; // Exactly 32bits unsigned
+
+// Bit-sized floating point and long thingies
+#ifndef __TANDEM
+// Do not define these for Tandem, because they conflict with typedefs in softieee.h.
+typedef float float32;          // 32-bit float
+typedef double float64;         // 64-bit float
+#endif // __TANDEM
+
+typedef jlong int64;            // Java long for my 64-bit type
+typedef julong uint64;          // Java long for my 64-bit type
+
+//-----------------------------------------------------------------------------
+// Nice constants
+uint32 gcd( uint32 x, uint32 y );
+int ff1( uint32 mask );
+int fh1( uint32 mask );
+uint32 rotate32( uint32 x, int32 cnt );
+
+
+//-----------------------------------------------------------------------------
+extern uint32 heap_totalmem;      // Current total memory allocation
+extern uint32 heap_highwater;     // Highwater mark to date for memory usage
+
+#endif // _PORT_