comparison src/os_cpu/windows_x86/vm/atomic_windows_x86.inline.hpp @ 4731:1f114331df92

8023730: new hotspot build - hs24-b57 Reviewed-by: jcoomes
author amurillo
date Mon, 26 Aug 2013 12:06:09 -0700
parents f95d63e2154a
children
comparison
equal deleted inserted replaced
2:8781b9f7ce8d 3:d076db8ab2b0
1 /* 1 /*
2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
135 135
136 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { 136 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) {
137 return (void*)cmpxchg((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value); 137 return (void*)cmpxchg((jlong)exchange_value, (volatile jlong*)dest, (jlong)compare_value);
138 } 138 }
139 139
140 inline jlong Atomic::load(volatile jlong* src) { return *src; }
141
140 #else // !AMD64 142 #else // !AMD64
141 143
142 //inline void Atomic::store (jlong store_value, jlong* dest) { *dest = store_value; }
143 //inline void Atomic::store (jlong store_value, volatile jlong* dest) { *dest = store_value; }
144 inline jint Atomic::add (jint add_value, volatile jint* dest) { 144 inline jint Atomic::add (jint add_value, volatile jint* dest) {
145 int mp = os::is_MP(); 145 int mp = os::is_MP();
146 __asm { 146 __asm {
147 mov edx, dest; 147 mov edx, dest;
148 mov eax, add_value; 148 mov eax, add_value;
252 } 252 }
253 253
254 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) { 254 inline void* Atomic::cmpxchg_ptr(void* exchange_value, volatile void* dest, void* compare_value) {
255 return (void*)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value); 255 return (void*)cmpxchg((jint)exchange_value, (volatile jint*)dest, (jint)compare_value);
256 } 256 }
257
258 inline jlong Atomic::load(volatile jlong* src) {
259 volatile jlong dest;
260 volatile jlong* pdest = &dest;
261 __asm {
262 mov eax, src
263 fild qword ptr [eax]
264 mov eax, pdest
265 fistp qword ptr [eax]
266 }
267 return dest;
268 }
269
270 inline void Atomic::store(jlong store_value, volatile jlong* dest) {
271 volatile jlong* src = &store_value;
272 __asm {
273 mov eax, src
274 fild qword ptr [eax]
275 mov eax, dest
276 fistp qword ptr [eax]
277 }
278 }
279
280 inline void Atomic::store(jlong store_value, jlong* dest) {
281 Atomic::store(store_value, (volatile jlong*)dest);
282 }
283
257 #endif // AMD64 284 #endif // AMD64
258 285
259 #pragma warning(default: 4035) // Enables warnings reporting missing return statement 286 #pragma warning(default: 4035) // Enables warnings reporting missing return statement
260 287
261 #endif // OS_CPU_WINDOWS_X86_VM_ATOMIC_WINDOWS_X86_INLINE_HPP 288 #endif // OS_CPU_WINDOWS_X86_VM_ATOMIC_WINDOWS_X86_INLINE_HPP