1 | /* |
2 | * Copyright (c) 1999, 2019, 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_C1_C1_CANONICALIZER_HPP |
26 | #define SHARE_C1_C1_CANONICALIZER_HPP |
27 | |
28 | #include "c1/c1_Instruction.hpp" |
29 | |
30 | class Canonicalizer: InstructionVisitor { |
31 | private: |
32 | Compilation *_compilation; |
33 | Instruction* _canonical; |
34 | int _bci; |
35 | |
36 | Compilation *compilation() { return _compilation; } |
37 | void set_canonical(Value x); |
38 | void set_bci(int bci) { _bci = bci; } |
39 | void set_constant(jint x) { set_canonical(new Constant(new IntConstant(x))); } |
40 | void set_constant(jlong x) { set_canonical(new Constant(new LongConstant(x))); } |
41 | void set_constant(jfloat x) { set_canonical(new Constant(new FloatConstant(x))); } |
42 | void set_constant(jdouble x) { set_canonical(new Constant(new DoubleConstant(x))); } |
43 | #ifdef _WINDOWS |
44 | // jint is defined as long in jni_md.h, so convert from int to jint |
45 | void set_constant(int x) { set_constant((jint)x); } |
46 | #endif |
47 | void move_const_to_right(Op2* x); |
48 | void do_Op2(Op2* x); |
49 | void do_UnsafeRawOp(UnsafeRawOp* x); |
50 | |
51 | void unsafe_raw_match(UnsafeRawOp* x, |
52 | Instruction** base, |
53 | Instruction** index, |
54 | int* scale); |
55 | |
56 | public: |
57 | Canonicalizer(Compilation* c, Value x, int bci) : _compilation(c), _canonical(x), _bci(bci) { |
58 | NOT_PRODUCT(x->set_printable_bci(bci)); |
59 | if (CanonicalizeNodes) x->visit(this); |
60 | } |
61 | Value canonical() const { return _canonical; } |
62 | int bci() const { return _bci; } |
63 | |
64 | virtual void do_Phi (Phi* x); |
65 | virtual void do_Constant (Constant* x); |
66 | virtual void do_Local (Local* x); |
67 | virtual void do_LoadField (LoadField* x); |
68 | virtual void do_StoreField (StoreField* x); |
69 | virtual void do_ArrayLength (ArrayLength* x); |
70 | virtual void do_LoadIndexed (LoadIndexed* x); |
71 | virtual void do_StoreIndexed (StoreIndexed* x); |
72 | virtual void do_NegateOp (NegateOp* x); |
73 | virtual void do_ArithmeticOp (ArithmeticOp* x); |
74 | virtual void do_ShiftOp (ShiftOp* x); |
75 | virtual void do_LogicOp (LogicOp* x); |
76 | virtual void do_CompareOp (CompareOp* x); |
77 | virtual void do_IfOp (IfOp* x); |
78 | virtual void do_IfInstanceOf (IfInstanceOf* x); |
79 | virtual void do_Convert (Convert* x); |
80 | virtual void do_NullCheck (NullCheck* x); |
81 | virtual void do_TypeCast (TypeCast* x); |
82 | virtual void do_Invoke (Invoke* x); |
83 | virtual void do_NewInstance (NewInstance* x); |
84 | virtual void do_NewTypeArray (NewTypeArray* x); |
85 | virtual void do_NewObjectArray (NewObjectArray* x); |
86 | virtual void do_NewMultiArray (NewMultiArray* x); |
87 | virtual void do_CheckCast (CheckCast* x); |
88 | virtual void do_InstanceOf (InstanceOf* x); |
89 | virtual void do_MonitorEnter (MonitorEnter* x); |
90 | virtual void do_MonitorExit (MonitorExit* x); |
91 | virtual void do_Intrinsic (Intrinsic* x); |
92 | virtual void do_BlockBegin (BlockBegin* x); |
93 | virtual void do_Goto (Goto* x); |
94 | virtual void do_If (If* x); |
95 | virtual void do_TableSwitch (TableSwitch* x); |
96 | virtual void do_LookupSwitch (LookupSwitch* x); |
97 | virtual void do_Return (Return* x); |
98 | virtual void do_Throw (Throw* x); |
99 | virtual void do_Base (Base* x); |
100 | virtual void do_OsrEntry (OsrEntry* x); |
101 | virtual void do_ExceptionObject(ExceptionObject* x); |
102 | virtual void do_RoundFP (RoundFP* x); |
103 | virtual void do_UnsafeGetRaw (UnsafeGetRaw* x); |
104 | virtual void do_UnsafePutRaw (UnsafePutRaw* x); |
105 | virtual void do_UnsafeGetObject(UnsafeGetObject* x); |
106 | virtual void do_UnsafePutObject(UnsafePutObject* x); |
107 | virtual void do_UnsafeGetAndSetObject(UnsafeGetAndSetObject* x); |
108 | virtual void do_ProfileCall (ProfileCall* x); |
109 | virtual void do_ProfileReturnType (ProfileReturnType* x); |
110 | virtual void do_ProfileInvoke (ProfileInvoke* x); |
111 | virtual void do_RuntimeCall (RuntimeCall* x); |
112 | virtual void do_MemBar (MemBar* x); |
113 | virtual void do_RangeCheckPredicate(RangeCheckPredicate* x); |
114 | #ifdef ASSERT |
115 | virtual void do_Assert (Assert* x); |
116 | #endif |
117 | }; |
118 | |
119 | #endif // SHARE_C1_C1_CANONICALIZER_HPP |
120 | |