Mercurial > hg > truffle
annotate src/cpu/zero/vm/assembler_zero.hpp @ 2049:7e09ea4a8f36
Added leaf method assumptions.
author | Thomas Wuerthinger <wuerthinger@ssw.jku.at> |
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date | Mon, 10 Jan 2011 16:59:48 +0100 |
parents | f95d63e2154a |
children | 2cd5e15048e6 |
rev | line source |
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1010 | 1 /* |
1972 | 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. All rights reserved. |
1010 | 3 * Copyright 2007, 2008, 2009 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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6941466: Oracle rebranding changes for Hotspot repositories
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
c18cbe5936b8
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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 | |
1972 | 26 #ifndef CPU_ZERO_VM_ASSEMBLER_ZERO_HPP |
27 #define CPU_ZERO_VM_ASSEMBLER_ZERO_HPP | |
28 | |
1010 | 29 // In normal, CPU-specific ports of HotSpot these two classes are used |
30 // for generating assembly language. We don't do any of this in zero, | |
31 // of course, but we do sneak entry points around in CodeBuffers so we | |
32 // generate those here. | |
33 | |
34 class Assembler : public AbstractAssembler { | |
35 public: | |
36 Assembler(CodeBuffer* code) : AbstractAssembler(code) {} | |
37 | |
38 public: | |
39 void pd_patch_instruction(address branch, address target); | |
40 #ifndef PRODUCT | |
41 static void pd_print_patched_instruction(address branch); | |
42 #endif // PRODUCT | |
43 }; | |
44 | |
45 class MacroAssembler : public Assembler { | |
46 public: | |
47 MacroAssembler(CodeBuffer* code) : Assembler(code) {} | |
48 | |
49 public: | |
50 void align(int modulus); | |
51 void bang_stack_with_offset(int offset); | |
52 bool needs_explicit_null_check(intptr_t offset); | |
53 RegisterOrConstant delayed_value_impl(intptr_t* delayed_value_addr, | |
54 Register tmp, int offset); | |
55 public: | |
56 void advance(int bytes); | |
57 void store_oop(jobject obj); | |
58 }; | |
59 | |
60 #ifdef ASSERT | |
61 inline bool AbstractAssembler::pd_check_instruction_mark() { | |
62 ShouldNotCallThis(); | |
63 } | |
64 #endif | |
65 | |
66 address ShouldNotCallThisStub(); | |
67 address ShouldNotCallThisEntry(); | |
1972 | 68 |
69 #endif // CPU_ZERO_VM_ASSEMBLER_ZERO_HPP |