Tue, 30 Apr 2013 11:56:52 -0700
8011661: Insufficient memory message says "malloc" when sometimes it should say "mmap"
Reviewed-by: coleenp, zgu, hseigel
never@1445 | 1 | /* |
stefank@2314 | 2 | * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. |
twisti@1701 | 3 | * Copyright 2007, 2008, 2010 Red Hat, Inc. |
never@1445 | 4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
never@1445 | 5 | * |
never@1445 | 6 | * This code is free software; you can redistribute it and/or modify it |
never@1445 | 7 | * under the terms of the GNU General Public License version 2 only, as |
never@1445 | 8 | * published by the Free Software Foundation. |
never@1445 | 9 | * |
never@1445 | 10 | * This code is distributed in the hope that it will be useful, but WITHOUT |
never@1445 | 11 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
never@1445 | 12 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
never@1445 | 13 | * version 2 for more details (a copy is included in the LICENSE file that |
never@1445 | 14 | * accompanied this code). |
never@1445 | 15 | * |
never@1445 | 16 | * You should have received a copy of the GNU General Public License version |
never@1445 | 17 | * 2 along with this work; if not, write to the Free Software Foundation, |
never@1445 | 18 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
never@1445 | 19 | * |
trims@1907 | 20 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 21 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 22 | * questions. |
never@1445 | 23 | * |
never@1445 | 24 | */ |
never@1445 | 25 | |
stefank@2314 | 26 | #ifndef OS_CPU_LINUX_ZERO_VM_OS_LINUX_ZERO_HPP |
stefank@2314 | 27 | #define OS_CPU_LINUX_ZERO_VM_OS_LINUX_ZERO_HPP |
stefank@2314 | 28 | |
never@1445 | 29 | static void setup_fpu() {} |
never@1445 | 30 | |
never@1445 | 31 | static bool is_allocatable(size_t bytes); |
never@1445 | 32 | |
never@1445 | 33 | // Used to register dynamic code cache area with the OS |
never@1445 | 34 | // Note: Currently only used in 64 bit Windows implementations |
never@1445 | 35 | static bool register_code_area(char *low, char *high) { return true; } |
never@1445 | 36 | |
never@1445 | 37 | // Atomically copy 64 bits of data |
never@1445 | 38 | static void atomic_copy64(volatile void *src, volatile void *dst) { |
never@1445 | 39 | #if defined(PPC) && !defined(_LP64) |
never@1445 | 40 | double tmp; |
never@1445 | 41 | asm volatile ("lfd %0, 0(%1)\n" |
never@1445 | 42 | "stfd %0, 0(%2)\n" |
never@1445 | 43 | : "=f"(tmp) |
never@1445 | 44 | : "b"(src), "b"(dst)); |
twisti@1701 | 45 | #elif defined(S390) && !defined(_LP64) |
twisti@1701 | 46 | double tmp; |
twisti@1701 | 47 | asm volatile ("ld %0, 0(%1)\n" |
twisti@1701 | 48 | "std %0, 0(%2)\n" |
twisti@1701 | 49 | : "=r"(tmp) |
twisti@1701 | 50 | : "a"(src), "a"(dst)); |
never@1445 | 51 | #else |
never@1445 | 52 | *(jlong *) dst = *(jlong *) src; |
twisti@1701 | 53 | #endif |
never@1445 | 54 | } |
stefank@2314 | 55 | |
stefank@2314 | 56 | #endif // OS_CPU_LINUX_ZERO_VM_OS_LINUX_ZERO_HPP |