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