1 /* 2 * Copyright (c) 1997, 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_MEMORY_ALLOCATION_INLINE_HPP 26 #define SHARE_VM_MEMORY_ALLOCATION_INLINE_HPP 27 28 #include "runtime/os.hpp" 29 30 // Explicit C-heap memory management 31 32 void trace_heap_malloc(size_t size, const char* name, void *p); 33 void trace_heap_free(void *p); 34 35 36 // allocate using malloc; will fail if no memory available 37 inline char* AllocateHeap(size_t size, const char* name = NULL) { 38 char* p = (char*) os::malloc(size); 39 #ifdef ASSERT 40 if (PrintMallocFree) trace_heap_malloc(size, name, p); 41 #else 42 Unused_Variable(name); 43 #endif 44 if (p == NULL) vm_exit_out_of_memory(size, name); 45 return p; 46 } 47 48 inline char* ReallocateHeap(char *old, size_t size, const char* name = NULL) { 49 char* p = (char*) os::realloc(old,size); 50 #ifdef ASSERT 51 if (PrintMallocFree) trace_heap_malloc(size, name, p); 52 #else 53 Unused_Variable(name); 54 #endif 55 if (p == NULL) vm_exit_out_of_memory(size, name); 56 return p; 57 } 58 59 inline void FreeHeap(void* p) { 60 #ifdef ASSERT 61 if (PrintMallocFree) trace_heap_free(p); 62 #endif 63 os::free(p); 64 } 65 66 #endif // SHARE_VM_MEMORY_ALLOCATION_INLINE_HPP