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comparison src/share/vm/c1/c1_Canonicalizer.hpp @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 1999-2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 class Canonicalizer: InstructionVisitor {
26 private:
27 Instruction* _canonical;
28 int _bci;
29
30 void set_canonical(Value x);
31 void set_bci(int bci) { _bci = bci; }
32 void set_constant(jint x) { set_canonical(new Constant(new IntConstant(x))); }
33 void set_constant(jlong x) { set_canonical(new Constant(new LongConstant(x))); }
34 void set_constant(jfloat x) { set_canonical(new Constant(new FloatConstant(x))); }
35 void set_constant(jdouble x) { set_canonical(new Constant(new DoubleConstant(x))); }
36 void move_const_to_right(Op2* x);
37 void do_Op2(Op2* x);
38 void do_UnsafeRawOp(UnsafeRawOp* x);
39
40 void unsafe_raw_match(UnsafeRawOp* x,
41 Instruction** base,
42 Instruction** index,
43 int* scale);
44
45 public:
46 Canonicalizer(Value x, int bci) { _canonical = x; _bci = bci; if (CanonicalizeNodes) x->visit(this); }
47 Value canonical() const { return _canonical; }
48 int bci() const { return _bci; }
49
50 virtual void do_Phi (Phi* x);
51 virtual void do_Constant (Constant* x);
52 virtual void do_Local (Local* x);
53 virtual void do_LoadField (LoadField* x);
54 virtual void do_StoreField (StoreField* x);
55 virtual void do_ArrayLength (ArrayLength* x);
56 virtual void do_LoadIndexed (LoadIndexed* x);
57 virtual void do_StoreIndexed (StoreIndexed* x);
58 virtual void do_NegateOp (NegateOp* x);
59 virtual void do_ArithmeticOp (ArithmeticOp* x);
60 virtual void do_ShiftOp (ShiftOp* x);
61 virtual void do_LogicOp (LogicOp* x);
62 virtual void do_CompareOp (CompareOp* x);
63 virtual void do_IfOp (IfOp* x);
64 virtual void do_IfInstanceOf (IfInstanceOf* x);
65 virtual void do_Convert (Convert* x);
66 virtual void do_NullCheck (NullCheck* x);
67 virtual void do_Invoke (Invoke* x);
68 virtual void do_NewInstance (NewInstance* x);
69 virtual void do_NewTypeArray (NewTypeArray* x);
70 virtual void do_NewObjectArray (NewObjectArray* x);
71 virtual void do_NewMultiArray (NewMultiArray* x);
72 virtual void do_CheckCast (CheckCast* x);
73 virtual void do_InstanceOf (InstanceOf* x);
74 virtual void do_MonitorEnter (MonitorEnter* x);
75 virtual void do_MonitorExit (MonitorExit* x);
76 virtual void do_Intrinsic (Intrinsic* x);
77 virtual void do_BlockBegin (BlockBegin* x);
78 virtual void do_Goto (Goto* x);
79 virtual void do_If (If* x);
80 virtual void do_TableSwitch (TableSwitch* x);
81 virtual void do_LookupSwitch (LookupSwitch* x);
82 virtual void do_Return (Return* x);
83 virtual void do_Throw (Throw* x);
84 virtual void do_Base (Base* x);
85 virtual void do_OsrEntry (OsrEntry* x);
86 virtual void do_ExceptionObject(ExceptionObject* x);
87 virtual void do_RoundFP (RoundFP* x);
88 virtual void do_UnsafeGetRaw (UnsafeGetRaw* x);
89 virtual void do_UnsafePutRaw (UnsafePutRaw* x);
90 virtual void do_UnsafeGetObject(UnsafeGetObject* x);
91 virtual void do_UnsafePutObject(UnsafePutObject* x);
92 virtual void do_UnsafePrefetchRead (UnsafePrefetchRead* x);
93 virtual void do_UnsafePrefetchWrite(UnsafePrefetchWrite* x);
94 virtual void do_ProfileCall (ProfileCall* x);
95 virtual void do_ProfileCounter (ProfileCounter* x);
96 };