Mercurial > hg > graal-compiler
annotate src/cpu/zero/vm/nativeInst_zero.cpp @ 1552:c18cbe5936b8
6941466: Oracle rebranding changes for Hotspot repositories
Summary: Change all the Sun copyrights to Oracle copyright
Reviewed-by: ohair
| author | trims |
|---|---|
| date | Thu, 27 May 2010 19:08:38 -0700 |
| parents | 354d3184f6b2 |
| children | f95d63e2154a |
| rev | line source |
|---|---|
| 1010 | 1 /* |
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2 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved. |
| 1010 | 3 * Copyright 2008 Red Hat, Inc. |
| 4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 5 * | |
| 6 * This code is free software; you can redistribute it and/or modify it | |
| 7 * under the terms of the GNU General Public License version 2 only, as | |
| 8 * published by the Free Software Foundation. | |
| 9 * | |
| 10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 13 * version 2 for more details (a copy is included in the LICENSE file that | |
| 14 * accompanied this code). | |
| 15 * | |
| 16 * You should have received a copy of the GNU General Public License version | |
| 17 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 19 * | |
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * or visit www.oracle.com if you need additional information or have any |
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22 * questions. |
| 1010 | 23 * |
| 24 */ | |
| 25 | |
| 26 #include "incls/_precompiled.incl" | |
| 27 #include "incls/_nativeInst_zero.cpp.incl" | |
| 28 | |
| 29 // This method is called by nmethod::make_not_entrant_or_zombie to | |
| 30 // insert a jump to SharedRuntime::get_handle_wrong_method_stub() | |
| 31 // (dest) at the start of a compiled method (verified_entry) to avoid | |
| 32 // a race where a method is invoked while being made non-entrant. | |
| 33 // | |
| 34 // In Shark, verified_entry is a pointer to a SharkEntry. We can | |
| 35 // handle this simply by changing it's entry point to point at the | |
| 36 // interpreter. This only works because the interpreter and Shark | |
| 37 // calling conventions are the same. | |
| 38 | |
| 39 void NativeJump::patch_verified_entry(address entry, | |
| 40 address verified_entry, | |
| 41 address dest) { | |
| 42 assert(dest == SharedRuntime::get_handle_wrong_method_stub(), "should be"); | |
| 43 | |
| 44 #ifdef CC_INTERP | |
| 45 ((ZeroEntry*) verified_entry)->set_entry_point( | |
| 46 (address) CppInterpreter::normal_entry); | |
| 47 #else | |
| 48 Unimplemented(); | |
| 49 #endif // CC_INTERP | |
| 50 } |