Mercurial > hg > graal-compiler
view src/os_cpu/windows_x86/vm/os_windows_x86.hpp @ 20337:1f1d373cd044
8038423: G1: Decommit memory within heap
Summary: Allow G1 to decommit memory of arbitrary regions within the heap and their associated auxiliary data structures card table, BOT, hot card cache, and mark bitmaps.
Reviewed-by: mgerdin, brutisso, jwilhelm
author | tschatzl |
---|---|
date | Thu, 21 Aug 2014 11:47:10 +0200 |
parents | 55fb97c4c58d |
children | 4ca6dc0799b6 |
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/* * Copyright (c) 1999, 2013, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. * */ #ifndef OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP #define OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP // // NOTE: we are back in class os here, not win32 // #ifdef AMD64 static jint (*atomic_xchg_func) (jint, volatile jint*); static intptr_t (*atomic_xchg_ptr_func) (intptr_t, volatile intptr_t*); static jint (*atomic_cmpxchg_func) (jint, volatile jint*, jint); static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong); static jint (*atomic_add_func) (jint, volatile jint*); static intptr_t (*atomic_add_ptr_func) (intptr_t, volatile intptr_t*); static jint atomic_xchg_bootstrap (jint, volatile jint*); static intptr_t atomic_xchg_ptr_bootstrap (intptr_t, volatile intptr_t*); static jint atomic_cmpxchg_bootstrap (jint, volatile jint*, jint); #else static jlong (*atomic_cmpxchg_long_func) (jlong, volatile jlong*, jlong); #endif // AMD64 static jlong atomic_cmpxchg_long_bootstrap(jlong, volatile jlong*, jlong); #ifdef AMD64 static jint atomic_add_bootstrap (jint, volatile jint*); static intptr_t atomic_add_ptr_bootstrap (intptr_t, volatile intptr_t*); #endif // AMD64 static void setup_fpu(); static bool supports_sse() { return true; } static jlong rdtsc(); static bool register_code_area(char *low, char *high); #ifdef AMD64 #define PLATFORM_PRINT_NATIVE_STACK 1 static bool platform_print_native_stack(outputStream* st, void* context, char *buf, int buf_size); #endif #endif // OS_CPU_WINDOWS_X86_VM_OS_WINDOWS_X86_HPP