1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
|
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _DALVIK_VM_COMPILER_IR
#define _DALVIK_VM_COMPILER_IR
typedef enum BBType {
/* For coding convenience reasons chaining cell types should appear first */
CHAINING_CELL_GENERIC = 0,
CHAINING_CELL_POST_INVOKE,
CHAINING_CELL_INVOKE,
CHAINING_CELL_LAST,
DALVIK_BYTECODE,
PC_RECONSTRUCTION,
EXCEPTION_HANDLING,
} BBType;
typedef struct LIR {
int offset;
struct LIR *next;
struct LIR *prev;
struct LIR *target;
} LIR;
typedef struct MIR {
DecodedInstruction dalvikInsn;
unsigned int width;
unsigned int offset;
struct MIR *prev;
struct MIR *next;
} MIR;
typedef struct BasicBlock {
int id;
int visited;
unsigned int startOffset;
const Method *containingMethod; // For blocks from the callee
BBType blockType;
MIR *firstMIRInsn;
MIR *lastMIRInsn;
struct BasicBlock *fallThrough;
struct BasicBlock *taken;
struct BasicBlock *next; // Serial link for book keeping purposes
} BasicBlock;
typedef struct CompilationUnit {
int numBlocks;
BasicBlock **blockList;
const Method *method;
const JitTraceDescription *traceDesc;
LIR *firstLIRInsn;
LIR *lastLIRInsn;
LIR *wordList;
GrowableList pcReconstructionList;
int dataOffset;
int totalSize;
unsigned char *codeBuffer;
void *baseAddr;
bool printMe;
bool allSingleStep;
int numChainingCells[CHAINING_CELL_LAST];
LIR *firstChainingLIR[CHAINING_CELL_LAST];
} CompilationUnit;
BasicBlock *dvmCompilerNewBB(BBType blockType);
void dvmCompilerAppendMIR(BasicBlock *bb, MIR *mir);
void dvmCompilerAppendLIR(CompilationUnit *cUnit, LIR *lir);
/* Debug Utilities */
void dvmCompilerDumpCompilationUnit(CompilationUnit *cUnit);
#endif /* _DALVIK_VM_COMPILER_IR */
|
