1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/cpu/sparc/vm/icache_sparc.cpp Wed Apr 27 01:25:04 2016 +0800 1.3 @@ -0,0 +1,50 @@ 1.4 +/* 1.5 + * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 1.23 + * or visit www.oracle.com if you need additional information or have any 1.24 + * questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +#include "precompiled.hpp" 1.29 +#include "asm/macroAssembler.inline.hpp" 1.30 +#include "runtime/icache.hpp" 1.31 + 1.32 +#define __ _masm-> 1.33 + 1.34 +void ICacheStubGenerator::generate_icache_flush( 1.35 + ICache::flush_icache_stub_t* flush_icache_stub 1.36 +) { 1.37 + StubCodeMark mark(this, "ICache", "flush_icache_stub"); 1.38 + address start = __ pc(); 1.39 + 1.40 + Label L; 1.41 + __ bind(L); 1.42 + __ flush( O0, G0 ); 1.43 + __ deccc( O1 ); 1.44 + __ br(Assembler::positive, false, Assembler::pn, L); 1.45 + __ delayed()->inc( O0, 8 ); 1.46 + __ retl(false); 1.47 + __ delayed()->mov( O2, O0 ); // handshake with caller to make sure it happened! 1.48 + 1.49 + // Must be set here so StubCodeMark destructor can call the flush stub. 1.50 + *flush_icache_stub = (ICache::flush_icache_stub_t)start; 1.51 +}; 1.52 + 1.53 +#undef __