Tue, 12 Oct 2010 23:51:20 -0700
6991512: G1 barriers fail with 64bit C1
Summary: Fix compare-and-swap intrinsic problem with G1 post-barriers and issue with branch ranges in G1 stubs on sparc
Reviewed-by: never, kvn
duke@435 | 1 | /* |
trims@1907 | 2 | * Copyright (c) 1998, 2005, Oracle and/or its affiliates. All rights reserved. |
duke@435 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
duke@435 | 4 | * |
duke@435 | 5 | * This code is free software; you can redistribute it and/or modify it |
duke@435 | 6 | * under the terms of the GNU General Public License version 2 only, as |
duke@435 | 7 | * published by the Free Software Foundation. |
duke@435 | 8 | * |
duke@435 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
duke@435 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
duke@435 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
duke@435 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
duke@435 | 13 | * accompanied this code). |
duke@435 | 14 | * |
duke@435 | 15 | * You should have received a copy of the GNU General Public License version |
duke@435 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
duke@435 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
duke@435 | 18 | * |
trims@1907 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
trims@1907 | 20 | * or visit www.oracle.com if you need additional information or have any |
trims@1907 | 21 | * questions. |
duke@435 | 22 | * |
duke@435 | 23 | */ |
duke@435 | 24 | |
duke@435 | 25 | static int binary_search(int key, LookupswitchPair* array, int n); |
duke@435 | 26 | |
duke@435 | 27 | static address iload (JavaThread* thread); |
duke@435 | 28 | static address aload (JavaThread* thread); |
duke@435 | 29 | static address istore(JavaThread* thread); |
duke@435 | 30 | static address astore(JavaThread* thread); |
duke@435 | 31 | static address iinc (JavaThread* thread); |
duke@435 | 32 | |
duke@435 | 33 | |
duke@435 | 34 | |
duke@435 | 35 | // native method calls |
duke@435 | 36 | |
duke@435 | 37 | class SignatureHandlerGenerator: public NativeSignatureIterator { |
duke@435 | 38 | private: |
duke@435 | 39 | MacroAssembler* _masm; |
duke@435 | 40 | |
duke@435 | 41 | void pass_word(int size_of_arg, int offset_in_arg); |
duke@435 | 42 | void pass_int() { pass_word(1, 0); } |
duke@435 | 43 | void pass_long(); |
duke@435 | 44 | void pass_double(); |
duke@435 | 45 | void pass_float(); |
duke@435 | 46 | void pass_object(); |
duke@435 | 47 | |
duke@435 | 48 | public: |
duke@435 | 49 | // Creation |
duke@435 | 50 | SignatureHandlerGenerator(methodHandle method, CodeBuffer* buffer) : NativeSignatureIterator(method) { |
duke@435 | 51 | _masm = new MacroAssembler(buffer); |
duke@435 | 52 | } |
duke@435 | 53 | |
duke@435 | 54 | // Code generation |
duke@435 | 55 | void generate( uint64_t fingerprint ); |
duke@435 | 56 | }; |