c1_MacroAssembler.hpp revision 3602:da91efe96a93 
1/*
2 * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 *
23 */
24
25#ifndef SHARE_VM_C1_C1_MACROASSEMBLER_HPP
26#define SHARE_VM_C1_C1_MACROASSEMBLER_HPP
27
28#include "asm/assembler.hpp"
29#ifdef TARGET_ARCH_x86
30# include "assembler_x86.inline.hpp"
31#endif
32#ifdef TARGET_ARCH_sparc
33# include "assembler_sparc.inline.hpp"
34#endif
35#ifdef TARGET_ARCH_zero
36# include "assembler_zero.inline.hpp"
37#endif
38#ifdef TARGET_ARCH_arm
39# include "assembler_arm.inline.hpp"
40#endif
41#ifdef TARGET_ARCH_ppc
42# include "assembler_ppc.inline.hpp"
43#endif
44
45class CodeEmitInfo;
46
47class C1_MacroAssembler: public MacroAssembler {
48 public:
49  // creation
50  C1_MacroAssembler(CodeBuffer* code) : MacroAssembler(code) { pd_init(); }
51
52  //----------------------------------------------------
53  void explicit_null_check(Register base);
54
55  void inline_cache_check(Register receiver, Register iCache);
56  void build_frame(int frame_size_in_bytes);
57  void remove_frame(int frame_size_in_bytes);
58
59  void unverified_entry(Register receiver, Register ic_klass);
60  void verified_entry();
61  void verify_stack_oop(int offset) PRODUCT_RETURN;
62  void verify_not_null_oop(Register r)  PRODUCT_RETURN;
63
64#ifdef TARGET_ARCH_x86
65# include "c1_MacroAssembler_x86.hpp"
66#endif
67#ifdef TARGET_ARCH_sparc
68# include "c1_MacroAssembler_sparc.hpp"
69#endif
70#ifdef TARGET_ARCH_arm
71# include "c1_MacroAssembler_arm.hpp"
72#endif
73#ifdef TARGET_ARCH_ppc
74# include "c1_MacroAssembler_ppc.hpp"
75#endif
76
77};
78
79
80
81// A StubAssembler is a MacroAssembler w/ extra functionality for runtime
82// stubs. Currently it 'knows' some stub info. Eventually, the information
83// may be set automatically or can be asserted when using specialised
84// StubAssembler functions.
85
86class StubAssembler: public C1_MacroAssembler {
87 private:
88  const char* _name;
89  bool        _must_gc_arguments;
90  int         _frame_size;
91  int         _num_rt_args;
92  int         _stub_id;
93
94 public:
95  // creation
96  StubAssembler(CodeBuffer* code, const char * name, int stub_id);
97  void set_info(const char* name, bool must_gc_arguments);
98
99  void set_frame_size(int size);
100  void set_num_rt_args(int args);
101
102  // accessors
103  const char* name() const                       { return _name; }
104  bool  must_gc_arguments() const                { return _must_gc_arguments; }
105  int frame_size() const                         { return _frame_size; }
106  int num_rt_args() const                        { return _num_rt_args; }
107  int stub_id() const                            { return _stub_id; }
108
109  // runtime calls (return offset of call to be used by GC map)
110  int call_RT(Register oop_result1, Register metadata_result, address entry, int args_size = 0);
111  int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1);
112  int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2);
113  int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2, Register arg3);
114};
115
116#endif // SHARE_VM_C1_C1_MACROASSEMBLER_HPP
117