Thu, 24 May 2018 18:41:44 +0800
Merge
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 */
25 /*
26 * This file has been modified by Loongson Technology in 2015. These
27 * modifications are Copyright (c) 2015 Loongson Technology, and are made
28 * available on the same license terms set forth above.
29 */
31 #ifndef SHARE_VM_C1_C1_MACROASSEMBLER_HPP
32 #define SHARE_VM_C1_C1_MACROASSEMBLER_HPP
34 #include "asm/macroAssembler.hpp"
35 #include "asm/macroAssembler.inline.hpp"
37 class CodeEmitInfo;
39 class C1_MacroAssembler: public MacroAssembler {
40 public:
41 // creation
42 C1_MacroAssembler(CodeBuffer* code) : MacroAssembler(code) { pd_init(); }
44 //----------------------------------------------------
45 void explicit_null_check(Register base);
47 void inline_cache_check(Register receiver, Register iCache);
48 void build_frame(int frame_size_in_bytes, int bang_size_in_bytes);
49 void remove_frame(int frame_size_in_bytes);
51 void unverified_entry(Register receiver, Register ic_klass);
52 void verified_entry();
53 void verify_stack_oop(int offset) PRODUCT_RETURN;
54 void verify_not_null_oop(Register r) PRODUCT_RETURN;
56 #ifdef TARGET_ARCH_x86
57 # include "c1_MacroAssembler_x86.hpp"
58 #endif
59 #ifdef TARGET_ARCH_mips
60 # include "c1_MacroAssembler_mips.hpp"
61 #endif
62 #ifdef TARGET_ARCH_sparc
63 # include "c1_MacroAssembler_sparc.hpp"
64 #endif
65 #ifdef TARGET_ARCH_arm
66 # include "c1_MacroAssembler_arm.hpp"
67 #endif
68 #ifdef TARGET_ARCH_ppc
69 # include "c1_MacroAssembler_ppc.hpp"
70 #endif
72 };
76 // A StubAssembler is a MacroAssembler w/ extra functionality for runtime
77 // stubs. Currently it 'knows' some stub info. Eventually, the information
78 // may be set automatically or can be asserted when using specialised
79 // StubAssembler functions.
81 class StubAssembler: public C1_MacroAssembler {
82 private:
83 const char* _name;
84 bool _must_gc_arguments;
85 int _frame_size;
86 int _num_rt_args;
87 int _stub_id;
89 public:
90 // creation
91 StubAssembler(CodeBuffer* code, const char * name, int stub_id);
92 void set_info(const char* name, bool must_gc_arguments);
94 void set_frame_size(int size);
95 void set_num_rt_args(int args);
97 // accessors
98 const char* name() const { return _name; }
99 bool must_gc_arguments() const { return _must_gc_arguments; }
100 int frame_size() const { return _frame_size; }
101 int num_rt_args() const { return _num_rt_args; }
102 int stub_id() const { return _stub_id; }
104 // runtime calls (return offset of call to be used by GC map)
105 int call_RT(Register oop_result1, Register metadata_result, address entry, int args_size = 0);
106 int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1);
107 int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2);
108 int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2, Register arg3);
109 };
111 #endif // SHARE_VM_C1_C1_MACROASSEMBLER_HPP