source: dev/trunk/abdev/BasicCompiler_Common/src/CommonCodeGenerator.cpp@ 240

Last change on this file since 240 was 239, checked in by dai_9181, 17 years ago
File size: 3.7 KB
Line 
1#include "stdafx.h"
2
3#include <CodeGenerator.h>
4
5
6void CodeGenerator::CheckUnresolveSchedule()
7{
8 if( pertialSchedules.size() > 0 )
9 {
10 SetError();
11 }
12}
13
14
15// 分岐関連
16void CodeGenerator::opfix_JmpPertialSchedule( const PertialSchedule *pPertialSchedule )
17{
18 bool isSuccessful = false;
19
20 CodeGenerator::PertialSchedules::iterator it = pertialSchedules.begin();
21 while( it != pertialSchedules.end() )
22 {
23 if( (*it) == pPertialSchedule )
24 {
25 if( pPertialSchedule->GetTypeSize() == sizeof(char) )
26 {
27 pNativeCode->Overwrite( pPertialSchedule->GetCodePos(), (char)( pNativeCode->GetSize() - (pPertialSchedule->GetCodePos()+1) ) );
28
29 // TODO: 未完成(用が無くなったら消す)
30 extern int obp;
31 pNativeCode->OverwriteOld( pPertialSchedule->GetObpOld(), (char)( obp - (pPertialSchedule->GetObpOld()+1) ) );
32 }
33 else
34 {
35 SetError();
36 }
37
38 pertialSchedules.erase( it );
39 delete pPertialSchedule;
40
41 isSuccessful = true;
42 }
43 else
44 {
45 it++;
46 }
47 }
48
49 if( isSuccessful == false )
50 {
51 SetError();
52 }
53}
54CodeGenerator::PertialSchedule *CodeGenerator::__jmp_op_format( char opcode, long offset, int op_size, bool isPertialSchedule )
55{
56 pNativeCode->Put( opcode );
57
58 PertialSchedule *pPertialSchedule = NULL;
59 if( isPertialSchedule )
60 {
61 pertialSchedules.push_back( new PertialSchedule( pNativeCode->GetSize(), op_size ) );
62 pPertialSchedule = pertialSchedules[pertialSchedules.size()-1];
63 }
64
65 if( op_size == sizeof(char) )
66 {
67 pNativeCode->Put( (char)offset );
68 }
69 else if( op_size == sizeof(long) )
70 {
71 SetError();
72 pNativeCode->Put( offset );
73 }
74 else
75 {
76 SetError();
77 }
78
79 return pPertialSchedule;
80}
81CodeGenerator::PertialSchedule *CodeGenerator::op_jle( long offset, int op_size, bool isPertialSchedule )
82{
83 return __jmp_op_format( (char)0x7E, offset, op_size, isPertialSchedule );
84}
85CodeGenerator::PertialSchedule *CodeGenerator::op_jbe( long offset, int op_size, bool isPertialSchedule )
86{
87 return __jmp_op_format( (char)0x76, offset, op_size, isPertialSchedule );
88}
89CodeGenerator::PertialSchedule *CodeGenerator::op_jge( long offset, int op_size, bool isPertialSchedule )
90{
91 return __jmp_op_format( (char)0x7D, offset, op_size, isPertialSchedule );
92}
93CodeGenerator::PertialSchedule *CodeGenerator::op_jae( long offset, int op_size, bool isPertialSchedule )
94{
95 return __jmp_op_format( (char)0x73, offset, op_size, isPertialSchedule );
96}
97CodeGenerator::PertialSchedule *CodeGenerator::op_jl( long offset, int op_size, bool isPertialSchedule )
98{
99 return __jmp_op_format( (char)0x7C, offset, op_size, isPertialSchedule );
100}
101CodeGenerator::PertialSchedule *CodeGenerator::op_jb( long offset, int op_size, bool isPertialSchedule )
102{
103 return __jmp_op_format( (char)0x72, offset, op_size, isPertialSchedule );
104}
105CodeGenerator::PertialSchedule *CodeGenerator::op_jg( long offset, int op_size, bool isPertialSchedule )
106{
107 return __jmp_op_format( (char)0x7F, offset, op_size, isPertialSchedule );
108}
109CodeGenerator::PertialSchedule *CodeGenerator::op_ja( long offset, int op_size, bool isPertialSchedule )
110{
111 return __jmp_op_format( (char)0x77, offset, op_size, isPertialSchedule );
112}
113CodeGenerator::PertialSchedule *CodeGenerator::op_jne( long offset, int op_size, bool isPertialSchedule )
114{
115 return __jmp_op_format( (char)0x75, offset, op_size, isPertialSchedule );
116}
117CodeGenerator::PertialSchedule *CodeGenerator::op_je( long offset, int op_size, bool isPertialSchedule )
118{
119 return __jmp_op_format( (char)0x74, offset, op_size, isPertialSchedule );
120}
121CodeGenerator::PertialSchedule *CodeGenerator::op_jmp( long offset, int op_size, bool isPertialSchedule )
122{
123 return __jmp_op_format( (char)0xEB, offset, op_size, isPertialSchedule );
124}
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