1 /*
2 * Copyright (c) 1999, 2015, 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 *
60 virtual bool is_divbyzero_stub() const { return false; }
61 #ifndef PRODUCT
62 virtual void print_name(outputStream* out) const = 0;
63 #endif
64
65 // label access
66 Label* entry() { return &_entry; }
67 Label* continuation() { return &_continuation; }
68 // for LIR
69 virtual void visit(LIR_OpVisitState* visit) {
70 #ifndef PRODUCT
71 if (LIRTracePeephole && Verbose) {
72 tty->print("no visitor for ");
73 print_name(tty);
74 tty->cr();
75 }
76 #endif
77 }
78 };
79
80
81 define_array(CodeStubArray, CodeStub*)
82 define_stack(_CodeStubList, CodeStubArray)
83
84 class CodeStubList: public _CodeStubList {
85 public:
86 CodeStubList(): _CodeStubList() {}
87
88 void append(CodeStub* stub) {
89 if (!contains(stub)) {
90 _CodeStubList::append(stub);
91 }
92 }
93 };
94
95 class CounterOverflowStub: public CodeStub {
96 private:
97 CodeEmitInfo* _info;
98 int _bci;
99 LIR_Opr _method;
100
101 public:
102 CounterOverflowStub(CodeEmitInfo* info, int bci, LIR_Opr method) : _info(info), _bci(bci), _method(method) {
103 }
104
105 virtual void emit_code(LIR_Assembler* e);
106
107 virtual void visit(LIR_OpVisitState* visitor) {
108 visitor->do_slow_case(_info);
109 visitor->do_input(_method);
110 }
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1 /*
2 * Copyright (c) 1999, 2016, 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 *
60 virtual bool is_divbyzero_stub() const { return false; }
61 #ifndef PRODUCT
62 virtual void print_name(outputStream* out) const = 0;
63 #endif
64
65 // label access
66 Label* entry() { return &_entry; }
67 Label* continuation() { return &_continuation; }
68 // for LIR
69 virtual void visit(LIR_OpVisitState* visit) {
70 #ifndef PRODUCT
71 if (LIRTracePeephole && Verbose) {
72 tty->print("no visitor for ");
73 print_name(tty);
74 tty->cr();
75 }
76 #endif
77 }
78 };
79
80 class CodeStubList: public GrowableArray<CodeStub*> {
81 public:
82 CodeStubList(): GrowableArray<CodeStub*>() {}
83
84 void append(CodeStub* stub) {
85 if (!contains(stub)) {
86 GrowableArray<CodeStub*>::append(stub);
87 }
88 }
89 };
90
91 class CounterOverflowStub: public CodeStub {
92 private:
93 CodeEmitInfo* _info;
94 int _bci;
95 LIR_Opr _method;
96
97 public:
98 CounterOverflowStub(CodeEmitInfo* info, int bci, LIR_Opr method) : _info(info), _bci(bci), _method(method) {
99 }
100
101 virtual void emit_code(LIR_Assembler* e);
102
103 virtual void visit(LIR_OpVisitState* visitor) {
104 visitor->do_slow_case(_info);
105 visitor->do_input(_method);
106 }
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