[239] | 1 | #include "stdafx.h"
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| 2 |
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| 3 | #include <CodeGenerator.h>
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| 4 |
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| 5 |
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[247] | 6 | void CodeGenerator::ResolveExitSubSchedule()
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| 7 | {
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| 8 | BOOST_FOREACH( long exitSubCodePosition, exitSubCodePositions )
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| 9 | {
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| 10 | pNativeCode->Overwrite( exitSubCodePosition, (long)( pNativeCode->GetSize()-(exitSubCodePosition+sizeof(long)) ) );
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| 11 | }
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| 12 |
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| 13 | // TODO: 未完成
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| 14 | BOOST_FOREACH( long exitSubCodePositionOld, _exitSubCodePositions_ObpOld )
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| 15 | {
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| 16 | extern int obp;
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| 17 | pNativeCode->OverwriteOld( exitSubCodePositionOld, (long)( obp-(exitSubCodePositionOld+sizeof(long)) ) );
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| 18 | }
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| 19 | }
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| 20 |
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[239] | 21 | void CodeGenerator::CheckUnresolveSchedule()
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| 22 | {
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| 23 | if( pertialSchedules.size() > 0 )
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| 24 | {
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| 25 | SetError();
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| 26 | }
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| 27 | }
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| 28 |
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| 29 |
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| 30 | // 分岐関連
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| 31 | void CodeGenerator::opfix_JmpPertialSchedule( const PertialSchedule *pPertialSchedule )
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| 32 | {
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| 33 | bool isSuccessful = false;
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| 34 |
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[248] | 35 | PertialSchedules::iterator it = pertialSchedules.begin();
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[239] | 36 | while( it != pertialSchedules.end() )
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| 37 | {
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| 38 | if( (*it) == pPertialSchedule )
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| 39 | {
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[241] | 40 | long newValue = pNativeCode->GetSize() - (pPertialSchedule->GetCodePos()+pPertialSchedule->GetTypeSize());
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| 41 |
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| 42 | extern int obp;
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| 43 | long newValueOld = obp - (pPertialSchedule->GetObpOld()+pPertialSchedule->GetTypeSize());
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| 44 |
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[239] | 45 | if( pPertialSchedule->GetTypeSize() == sizeof(char) )
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| 46 | {
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[241] | 47 | if( newValue < -128 || 127 < newValue )
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| 48 | {
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| 49 | // 範囲外
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| 50 | SetError();
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| 51 | }
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[239] | 52 |
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[241] | 53 | pNativeCode->Overwrite( pPertialSchedule->GetCodePos(), (char)newValue );
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| 54 |
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[239] | 55 | // TODO: 未完成(用が無くなったら消す)
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[241] | 56 | pNativeCode->OverwriteOld( pPertialSchedule->GetObpOld(), (char)newValueOld );
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[239] | 57 | }
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[241] | 58 | else if( pPertialSchedule->GetTypeSize() == sizeof(long) )
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| 59 | {
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| 60 | pNativeCode->Overwrite( pPertialSchedule->GetCodePos(), newValue );
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| 61 |
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| 62 | // TODO: 未完成(用が無くなったら消す)
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| 63 | pNativeCode->OverwriteOld( pPertialSchedule->GetObpOld(), newValueOld );
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| 64 | }
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[239] | 65 | else
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| 66 | {
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| 67 | SetError();
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| 68 | }
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| 69 |
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[245] | 70 | it = pertialSchedules.erase( it );
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[239] | 71 | delete pPertialSchedule;
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| 72 |
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| 73 | isSuccessful = true;
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| 74 | }
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| 75 | else
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| 76 | {
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| 77 | it++;
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| 78 | }
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| 79 | }
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| 80 |
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| 81 | if( isSuccessful == false )
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| 82 | {
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| 83 | SetError();
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| 84 | }
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| 85 | }
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[248] | 86 | const PertialSchedule *CodeGenerator::__jmp_op_format( char opcode, long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 87 | {
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[241] | 88 | long beginCodePos = pNativeCode->GetSize();
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| 89 | {
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| 90 | // TODO: 未完成
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| 91 | extern int obp;
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| 92 | beginCodePos = obp;
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| 93 | }
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[239] | 94 |
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[241] | 95 | if( opcode == (char)0xEB )
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| 96 | {
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| 97 | // jmp命令のとき
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| 98 | if( op_size == sizeof(char) )
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| 99 | {
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| 100 | pNativeCode->Put( (char)opcode );
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| 101 | }
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| 102 | else if( op_size == sizeof(long) )
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| 103 | {
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| 104 | pNativeCode->Put( (char)0xE9 );
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| 105 | }
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| 106 | else
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| 107 | {
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| 108 | SetError();
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| 109 | }
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| 110 | }
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| 111 | else
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| 112 | {
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| 113 | if( op_size == sizeof(char) )
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| 114 | {
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| 115 | pNativeCode->Put( (char)((char)0x70 | opcode) );
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| 116 | }
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| 117 | else if( op_size == sizeof(long) )
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| 118 | {
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| 119 | pNativeCode->Put( (char)0x0F );
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| 120 | pNativeCode->Put( (char)((char)0x80 | opcode) );
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| 121 | }
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| 122 | else
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| 123 | {
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| 124 | SetError();
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| 125 | }
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| 126 | }
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| 127 |
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[245] | 128 | const PertialSchedule *pPertialSchedule = NULL;
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[239] | 129 | if( isPertialSchedule )
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| 130 | {
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| 131 | pertialSchedules.push_back( new PertialSchedule( pNativeCode->GetSize(), op_size ) );
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| 132 | pPertialSchedule = pertialSchedules[pertialSchedules.size()-1];
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| 133 | }
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| 134 |
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[241] | 135 | if( isSelfOpcodeOffset )
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| 136 | {
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| 137 | // 自分自身の命令サイズを考慮する場合
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| 138 | //offset += ( pNativeCode->GetSize() - beginCodePos ) + op_size;
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| 139 |
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| 140 | // TODO: 未完成
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| 141 | extern int obp;
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| 142 | offset -= ( obp - beginCodePos ) + op_size;
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| 143 | }
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| 144 |
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[239] | 145 | if( op_size == sizeof(char) )
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| 146 | {
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| 147 | pNativeCode->Put( (char)offset );
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| 148 | }
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| 149 | else if( op_size == sizeof(long) )
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| 150 | {
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| 151 | pNativeCode->Put( offset );
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| 152 | }
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| 153 | else
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| 154 | {
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| 155 | SetError();
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| 156 | }
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| 157 |
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| 158 | return pPertialSchedule;
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| 159 | }
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[250] | 160 | const PertialSchedule *CodeGenerator::op_jle( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 161 | {
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[250] | 162 | return __jmp_op_format( (char)0x0E, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 163 | }
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[250] | 164 | const PertialSchedule *CodeGenerator::op_jbe( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 165 | {
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[250] | 166 | return __jmp_op_format( (char)0x06, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 167 | }
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[250] | 168 | const PertialSchedule *CodeGenerator::op_jge( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 169 | {
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[250] | 170 | return __jmp_op_format( (char)0x0D, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 171 | }
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[250] | 172 | const PertialSchedule *CodeGenerator::op_jae( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 173 | {
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[250] | 174 | return __jmp_op_format( (char)0x03, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 175 | }
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[250] | 176 | const PertialSchedule *CodeGenerator::op_jl( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 177 | {
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[250] | 178 | return __jmp_op_format( (char)0x0C, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 179 | }
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[250] | 180 | const PertialSchedule *CodeGenerator::op_jb( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 181 | {
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[250] | 182 | return __jmp_op_format( (char)0x02, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 183 | }
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[250] | 184 | const PertialSchedule *CodeGenerator::op_jg( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 185 | {
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[250] | 186 | return __jmp_op_format( (char)0x0F, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 187 | }
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[250] | 188 | const PertialSchedule *CodeGenerator::op_ja( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 189 | {
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[250] | 190 | return __jmp_op_format( (char)0x07, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 191 | }
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[250] | 192 | const PertialSchedule *CodeGenerator::op_jne( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 193 | {
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[250] | 194 | return __jmp_op_format( (char)0x05, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 195 | }
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[250] | 196 | const PertialSchedule *CodeGenerator::op_je( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 197 | {
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[250] | 198 | return __jmp_op_format( (char)0x04, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 199 | }
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[248] | 200 | const PertialSchedule *CodeGenerator::op_jmp( long offset, int op_size, bool isPertialSchedule, bool isSelfOpcodeOffset )
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[239] | 201 | {
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[241] | 202 | return __jmp_op_format( (char)0xEB, offset, op_size, isPertialSchedule, isSelfOpcodeOffset );
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[239] | 203 | }
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[241] | 204 | void CodeGenerator::op_jmp_continue()
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| 205 | {
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| 206 | //op_jmp( GetContinueCodePos()-(pNativeCode->GetSize()+sizeof(long)), sizeof(long) );
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| 207 |
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| 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)
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| 209 |
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| 210 | if( GetContinueCodePosOld() == -1 )
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| 211 | {
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| 212 | SetError(12,"Continue",cp);
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| 213 | return;
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| 214 | }
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| 215 |
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| 216 | extern int obp;
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| 217 | op_jmp( GetContinueCodePosOld()-obp, sizeof(long), false, true );
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| 218 | }
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[247] | 219 | void CodeGenerator::op_jmp_exitsub()
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| 220 | {
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| 221 | // オペコード
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| 222 | pNativeCode->Put( (char)0xE9 );
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| 223 |
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| 224 | exitSubCodePositions.push_back( pNativeCode->GetSize() );
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| 225 |
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| 226 | extern int obp;
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| 227 | _exitSubCodePositions_ObpOld.push_back( obp );
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| 228 |
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| 229 | pNativeCode->Put( (long)0 );
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| 230 | }
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[246] | 231 | void CodeGenerator::op_jmp_goto_schedule( const GotoLabelSchedule &gotoLabelSchedule )
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| 232 | {
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| 233 | // オペコード
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| 234 | pNativeCode->Put( (char)0xE9 );
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| 235 |
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| 236 | gotoLabelSchedules.push_back( gotoLabelSchedule );
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| 237 |
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| 238 | pNativeCode->Put( (long)0 );
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| 239 | }
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