1 | #include "stdafx.h"
|
---|
2 |
|
---|
3 | #include <CodeGenerator.h>
|
---|
4 |
|
---|
5 |
|
---|
6 | void CodeGenerator::ResolveExitSubSchedule()
|
---|
7 | {
|
---|
8 | BOOST_FOREACH( long exitSubCodePosition, exitSubCodePositions )
|
---|
9 | {
|
---|
10 | pNativeCode->Overwrite( exitSubCodePosition, (long)( pNativeCode->GetSize()-(exitSubCodePosition+sizeof(long)) ) );
|
---|
11 | }
|
---|
12 |
|
---|
13 | // TODO: 未完成
|
---|
14 | BOOST_FOREACH( long exitSubCodePositionOld, _exitSubCodePositions_ObpOld )
|
---|
15 | {
|
---|
16 | extern int obp;
|
---|
17 | pNativeCode->OverwriteOld( exitSubCodePositionOld, (long)( obp-(exitSubCodePositionOld+sizeof(long)) ) );
|
---|
18 | }
|
---|
19 | }
|
---|
20 |
|
---|
21 | void CodeGenerator::CheckUnresolveSchedule()
|
---|
22 | {
|
---|
23 | if( pertialSchedules.size() > 0 )
|
---|
24 | {
|
---|
25 | SetError();
|
---|
26 | }
|
---|
27 | }
|
---|
28 |
|
---|
29 |
|
---|
30 | // 分岐関連
|
---|
31 | void CodeGenerator::opfix_JmpPertialSchedule( const PertialSchedule *pPertialSchedule )
|
---|
32 | {
|
---|
33 | bool isSuccessful = false;
|
---|
34 |
|
---|
35 | PertialSchedules::iterator it = pertialSchedules.begin();
|
---|
36 | while( it != pertialSchedules.end() )
|
---|
37 | {
|
---|
38 | if( (*it) == pPertialSchedule )
|
---|
39 | {
|
---|
40 | long newValue = pNativeCode->GetSize() - (pPertialSchedule->GetCodePos()+pPertialSchedule->GetTypeSize());
|
---|
41 |
|
---|
42 | extern int obp;
|
---|
43 | long newValueOld = obp - (pPertialSchedule->GetObpOld()+pPertialSchedule->GetTypeSize());
|
---|
44 |
|
---|
45 | if( pPertialSchedule->GetTypeSize() == sizeof(char) )
|
---|
46 | {
|
---|
47 | if( newValue < -128 || 127 < newValue )
|
---|
48 | {
|
---|
49 | // 範囲外
|
---|
50 | SetError();
|
---|
51 | }
|
---|
52 |
|
---|
53 | pNativeCode->Overwrite( pPertialSchedule->GetCodePos(), (char)newValue );
|
---|
54 |
|
---|
55 | // TODO: 未完成(用が無くなったら消す)
|
---|
56 | pNativeCode->OverwriteOld( pPertialSchedule->GetObpOld(), (char)newValueOld );
|
---|
57 | }
|
---|
58 | else if( pPertialSchedule->GetTypeSize() == sizeof(long) )
|
---|
59 | {
|
---|
60 | pNativeCode->Overwrite( pPertialSchedule->GetCodePos(), newValue );
|
---|
61 |
|
---|
62 | // TODO: 未完成(用が無くなったら消す)
|
---|
63 | pNativeCode->OverwriteOld( pPertialSchedule->GetObpOld(), newValueOld );
|
---|
64 | }
|
---|
65 | else
|
---|
66 | {
|
---|
67 | SetError();
|
---|
68 | }
|
---|
69 |
|
---|
70 | it = pertialSchedules.erase( it );
|
---|
71 | delete pPertialSchedule;
|
---|
72 |
|
---|
73 | isSuccessful = true;
|
---|
74 | }
|
---|
75 | else
|
---|
76 | {
|
---|
77 | it++;
|
---|
78 | }
|
---|
79 | }
|
---|
80 |
|
---|
81 | if( isSuccessful == false )
|
---|
82 | {
|
---|
83 | SetError();
|
---|
84 | }
|
---|
85 | }
|
---|
86 | const PertialSchedule *CodeGenerator::__jmp_op_format( char opcode, long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
87 | {
|
---|
88 | long beginCodePos = pNativeCode->GetSize();
|
---|
89 | {
|
---|
90 | // TODO: 未完成
|
---|
91 | extern int obp;
|
---|
92 | beginCodePos = obp;
|
---|
93 | }
|
---|
94 |
|
---|
95 | if( opcode == (char)0xEB )
|
---|
96 | {
|
---|
97 | // jmp命令のとき
|
---|
98 | if( op_size == sizeof(char) )
|
---|
99 | {
|
---|
100 | pNativeCode->Put( (char)opcode );
|
---|
101 | }
|
---|
102 | else if( op_size == sizeof(long) )
|
---|
103 | {
|
---|
104 | pNativeCode->Put( (char)0xE9 );
|
---|
105 | }
|
---|
106 | else
|
---|
107 | {
|
---|
108 | SetError();
|
---|
109 | }
|
---|
110 | }
|
---|
111 | else
|
---|
112 | {
|
---|
113 | if( op_size == sizeof(char) )
|
---|
114 | {
|
---|
115 | pNativeCode->Put( (char)((char)0x70 | opcode) );
|
---|
116 | }
|
---|
117 | else if( op_size == sizeof(long) )
|
---|
118 | {
|
---|
119 | pNativeCode->Put( (char)0x0F );
|
---|
120 | pNativeCode->Put( (char)((char)0x80 | opcode) );
|
---|
121 | }
|
---|
122 | else
|
---|
123 | {
|
---|
124 | SetError();
|
---|
125 | }
|
---|
126 | }
|
---|
127 |
|
---|
128 | const PertialSchedule *pPertialSchedule = NULL;
|
---|
129 | if( isPertialSchedule )
|
---|
130 | {
|
---|
131 | pertialSchedules.push_back( new PertialSchedule( pNativeCode->GetSize(), op_size ) );
|
---|
132 | pPertialSchedule = pertialSchedules[pertialSchedules.size()-1];
|
---|
133 | }
|
---|
134 |
|
---|
135 | if( isSelfOpcodeOffset )
|
---|
136 | {
|
---|
137 | // 自分自身の命令サイズを考慮する場合
|
---|
138 | //offset += ( pNativeCode->GetSize() - beginCodePos ) + op_size;
|
---|
139 |
|
---|
140 | // TODO: 未完成
|
---|
141 | extern int obp;
|
---|
142 | offset -= ( obp - beginCodePos ) + op_size;
|
---|
143 | }
|
---|
144 |
|
---|
145 | if( op_size == sizeof(char) )
|
---|
146 | {
|
---|
147 | pNativeCode->Put( (char)offset );
|
---|
148 | }
|
---|
149 | else if( op_size == sizeof(long) )
|
---|
150 | {
|
---|
151 | pNativeCode->Put( offset );
|
---|
152 | }
|
---|
153 | else
|
---|
154 | {
|
---|
155 | SetError();
|
---|
156 | }
|
---|
157 |
|
---|
158 | return pPertialSchedule;
|
---|
159 | }
|
---|
160 | const PertialSchedule *CodeGenerator::op_jle( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
161 | {
|
---|
162 | return __jmp_op_format( (char)0x0E, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
163 | }
|
---|
164 | const PertialSchedule *CodeGenerator::op_jbe( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
165 | {
|
---|
166 | return __jmp_op_format( (char)0x06, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
167 | }
|
---|
168 | const PertialSchedule *CodeGenerator::op_jge( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
169 | {
|
---|
170 | return __jmp_op_format( (char)0x0D, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
171 | }
|
---|
172 | const PertialSchedule *CodeGenerator::op_jae( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
173 | {
|
---|
174 | return __jmp_op_format( (char)0x03, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
175 | }
|
---|
176 | const PertialSchedule *CodeGenerator::op_jl( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
177 | {
|
---|
178 | return __jmp_op_format( (char)0x0C, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
179 | }
|
---|
180 | const PertialSchedule *CodeGenerator::op_jb( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
181 | {
|
---|
182 | return __jmp_op_format( (char)0x02, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
183 | }
|
---|
184 | const PertialSchedule *CodeGenerator::op_jg( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
185 | {
|
---|
186 | return __jmp_op_format( (char)0x0F, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
187 | }
|
---|
188 | const PertialSchedule *CodeGenerator::op_ja( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
189 | {
|
---|
190 | return __jmp_op_format( (char)0x07, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
191 | }
|
---|
192 | const PertialSchedule *CodeGenerator::op_jne( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
193 | {
|
---|
194 | return __jmp_op_format( (char)0x05, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
195 | }
|
---|
196 | const PertialSchedule *CodeGenerator::op_je( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
197 | {
|
---|
198 | return __jmp_op_format( (char)0x04, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
199 | }
|
---|
200 | const PertialSchedule *CodeGenerator::op_jmp( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
|
---|
201 | {
|
---|
202 | return __jmp_op_format( (char)0xEB, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
|
---|
203 | }
|
---|
204 | void CodeGenerator::op_jmp_continue()
|
---|
205 | {
|
---|
206 | //op_jmp( GetContinueCodePos()-(pNativeCode->GetSize()+sizeof(long)), sizeof(long) );
|
---|
207 |
|
---|
208 | // TODO: 未完成(OpBuffer/obp廃止が整ったら上記のコードを有効にすべし)
|
---|
209 |
|
---|
210 | if( GetContinueCodePosOld() == -1 )
|
---|
211 | {
|
---|
212 | SetError(12,"Continue",cp);
|
---|
213 | return;
|
---|
214 | }
|
---|
215 |
|
---|
216 | extern int obp;
|
---|
217 | op_jmp( GetContinueCodePosOld()-obp, sizeof(long), false, true );
|
---|
218 | }
|
---|
219 | void CodeGenerator::op_jmp_exitsub()
|
---|
220 | {
|
---|
221 | // オペコード
|
---|
222 | pNativeCode->Put( (char)0xE9 );
|
---|
223 |
|
---|
224 | exitSubCodePositions.push_back( pNativeCode->GetSize() );
|
---|
225 |
|
---|
226 | extern int obp;
|
---|
227 | _exitSubCodePositions_ObpOld.push_back( obp );
|
---|
228 |
|
---|
229 | pNativeCode->Put( (long)0 );
|
---|
230 | }
|
---|
231 | void CodeGenerator::op_jmp_goto_schedule( const GotoLabelSchedule &gotoLabelSchedule )
|
---|
232 | {
|
---|
233 | // オペコード
|
---|
234 | pNativeCode->Put( (char)0xE9 );
|
---|
235 |
|
---|
236 | gotoLabelSchedules.push_back( gotoLabelSchedule );
|
---|
237 |
|
---|
238 | pNativeCode->Put( (long)0 );
|
---|
239 | }
|
---|