Mercurial > hg > truffle
view src/os_cpu/solaris_sparc/vm/orderAccess_solaris_sparc.inline.hpp @ 907:3ee342e25e57
6821693: 64-bit TaskQueue capacity still too small
6821507: Alignment problem in GC taskqueue
Reviewed-by: tonyp, apetrusenko
author | jcoomes |
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date | Wed, 05 Aug 2009 12:33:29 -0700 |
parents | bd02caa94611 |
children | c18cbe5936b8 |
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/* * Copyright 2003-2009 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. * */ // Implementation of class OrderAccess. // Assume TSO. // In solaris_sparc.il extern "C" void _OrderAccess_acquire(); extern "C" void _OrderAccess_fence(); inline void OrderAccess::loadload() { acquire(); } inline void OrderAccess::storestore() { release(); } inline void OrderAccess::loadstore() { acquire(); } inline void OrderAccess::storeload() { fence(); } #ifdef _GNU_SOURCE inline void OrderAccess::acquire() { __asm__ volatile ("nop" : : :); } inline void OrderAccess::release() { jint* dummy = (jint*)&dummy; __asm__ volatile("stw %%g0, [%0]" : : "r" (dummy) : "memory"); } inline void OrderAccess::fence() { __asm__ volatile ("membar #StoreLoad" : : :); } #else // _GNU_SOURCE inline void OrderAccess::acquire() { _OrderAccess_acquire(); } inline void OrderAccess::release() { dummy = 0; } inline void OrderAccess::fence() { _OrderAccess_fence(); } #endif // _GNU_SOURCE inline jbyte OrderAccess::load_acquire(volatile jbyte* p) { return *p; } inline jshort OrderAccess::load_acquire(volatile jshort* p) { return *p; } inline jint OrderAccess::load_acquire(volatile jint* p) { return *p; } inline jlong OrderAccess::load_acquire(volatile jlong* p) { return *p; } inline jubyte OrderAccess::load_acquire(volatile jubyte* p) { return *p; } inline jushort OrderAccess::load_acquire(volatile jushort* p) { return *p; } inline juint OrderAccess::load_acquire(volatile juint* p) { return *p; } inline julong OrderAccess::load_acquire(volatile julong* p) { return *p; } inline jfloat OrderAccess::load_acquire(volatile jfloat* p) { return *p; } inline jdouble OrderAccess::load_acquire(volatile jdouble* p) { return *p; } inline intptr_t OrderAccess::load_ptr_acquire(volatile intptr_t* p) { return *p; } inline void* OrderAccess::load_ptr_acquire(volatile void* p) { return *(void* volatile *)p; } inline void* OrderAccess::load_ptr_acquire(const volatile void* p) { return *(void* const volatile *)p; } inline void OrderAccess::release_store(volatile jbyte* p, jbyte v) { *p = v; } inline void OrderAccess::release_store(volatile jshort* p, jshort v) { *p = v; } inline void OrderAccess::release_store(volatile jint* p, jint v) { *p = v; } inline void OrderAccess::release_store(volatile jlong* p, jlong v) { *p = v; } inline void OrderAccess::release_store(volatile jubyte* p, jubyte v) { *p = v; } inline void OrderAccess::release_store(volatile jushort* p, jushort v) { *p = v; } inline void OrderAccess::release_store(volatile juint* p, juint v) { *p = v; } inline void OrderAccess::release_store(volatile julong* p, julong v) { *p = v; } inline void OrderAccess::release_store(volatile jfloat* p, jfloat v) { *p = v; } inline void OrderAccess::release_store(volatile jdouble* p, jdouble v) { *p = v; } inline void OrderAccess::release_store_ptr(volatile intptr_t* p, intptr_t v) { *p = v; } inline void OrderAccess::release_store_ptr(volatile void* p, void* v) { *(void* volatile *)p = v; } inline void OrderAccess::store_fence(jbyte* p, jbyte v) { *p = v; fence(); } inline void OrderAccess::store_fence(jshort* p, jshort v) { *p = v; fence(); } inline void OrderAccess::store_fence(jint* p, jint v) { *p = v; fence(); } inline void OrderAccess::store_fence(jlong* p, jlong v) { *p = v; fence(); } inline void OrderAccess::store_fence(jubyte* p, jubyte v) { *p = v; fence(); } inline void OrderAccess::store_fence(jushort* p, jushort v) { *p = v; fence(); } inline void OrderAccess::store_fence(juint* p, juint v) { *p = v; fence(); } inline void OrderAccess::store_fence(julong* p, julong v) { *p = v; fence(); } inline void OrderAccess::store_fence(jfloat* p, jfloat v) { *p = v; fence(); } inline void OrderAccess::store_fence(jdouble* p, jdouble v) { *p = v; fence(); } inline void OrderAccess::store_ptr_fence(intptr_t* p, intptr_t v) { *p = v; fence(); } inline void OrderAccess::store_ptr_fence(void** p, void* v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jbyte* p, jbyte v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jshort* p, jshort v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jint* p, jint v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jlong* p, jlong v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jubyte* p, jubyte v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jushort* p, jushort v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile juint* p, juint v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile julong* p, julong v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jfloat* p, jfloat v) { *p = v; fence(); } inline void OrderAccess::release_store_fence(volatile jdouble* p, jdouble v) { *p = v; fence(); } inline void OrderAccess::release_store_ptr_fence(volatile intptr_t* p, intptr_t v) { *p = v; fence(); } inline void OrderAccess::release_store_ptr_fence(volatile void* p, void* v) { *(void* volatile *)p = v; fence(); }