void assemble_variable(Assembler a, Element e) {
//FLD DWORD PTR [EDI + varnum * 4]
if( e.varnum < 32 ) { //Byte displacement
insertCode(a, "\xD9\x47", 2);
insertCodeByte(a, (e.varnum * 4) & 0xFF );
} else { //Dword displacement
int tmp = e.varnum * 4;
insertCode(a, "\xD9\x87", 2);
insertCode(a, &tmp, 4 );
}
}
void assemble_constant(Assembler a, Element e) {
//FLD dword [EBX + delta]
char *ptr = insertData(a, &e.f, 4 );
int delta = ( (int) ptr ) - ((int) a->end );
if ( delta > -127 ) { //Byte displacement
insertCode(a, "\xD9\x43", 2);
insertCodeByte(a, delta & 0xFF );
} else { //Dword displacement
insertCode(a, "\xD9\x83", 2);
insertCode(a, &delta, 4 );
}
}
void assemble_ifunc_min(Assembler a, Element e) {
//FUCOMI st1
//FCMOVNB st1
//FSTP st1
insertCode(a, "\xDB\xE9\xDB\xC1\xDD\xD9", 6);
}
void assemble_ifunc_max(Assembler a, Element e) {
//FUCOMI st1
//FCMOVB st1
//FFREE st1
insertCode(a, "\xDB\xE9\xDA\xC1\xDD\xD9", 6);
}
void finishAssembly(Assembler a) {
//POP EDI
//POP EBX
//#LEAVE
//RET
//insertCode(a, "\x5F\x5B\xC9\xC3", 4 );
insertCode(a, "\x5F\x5B\xC3", 3 );
}
void beginAssembly(Assembler a) {
a->pos = a->base;
a->data = a->end;
//#PUSH EBP
//#MOV EBP, ESP
//PUSH EBX
//PUSH EDI
//MOV EBX, a->data
//#MOV EDI, DWORD PTR [EBP + 0x08]
//MOV EDI, DWORD PTR [ESP + 0x0C]
/*insertCode(a, "\x55\x89\xE5\x53\x57\xBB", 6);
insertCode(a, &a->data, 4 );
insertCode(a, "\x8B\x7D\x08", 3);*/
insertCode(a, "\x53\x57\xBB", 3);
insertCode(a, &a->data, 4 );
insertCode(a, "\x8B\x7C\x24\x0C", 4);
}
SpecialCharDialog::SpecialCharDialog( QWidget* parent, const char* name, bool modal, WFlags fl)
:SpecialCharDialogS( parent, name, modal, fl )
{
connect ( FilterLineEdit, SIGNAL(textChanged(const QString&)),
SLOT(filterChars(const QString&)) );
connect ( CharsListBox, SIGNAL(doubleClicked(QListBoxItem*)),
SLOT(insertCode()) );
connect (buttonOk, SIGNAL(clicked()), SLOT(insertCode()));
connect (buttonChar, SIGNAL(clicked()), SLOT(insertChar()));
connect (buttonCancel, SIGNAL(clicked()), SLOT(cancel()));
filterChars("");
}
void assemble_ifunc_abs(Assembler a, Element e) {
//FABS
insertCode(a, "\xD9\xE1", 2);
}
void assemble_ifunc_cos(Assembler a, Element e) {
//FCOS
insertCode(a, "\xD9\xFF", 2);
}
void assemble_ifunc_sin(Assembler a, Element e) {
//FSIN
insertCode(a, "\xD9\xFE", 2);
}
void assemble_op_sub(Assembler a, Element e) {
//SUBP st1
insertCode(a, "\xDE\xE9", 2);
}
void assemble_op_div(Assembler a, Element e) {
//DIVP st1
insertCode(a, "\xDE\xF9", 2);
}
void assemble_op_mul(Assembler a, Element e) {
//MULP st1
insertCode(a, "\xDE\xC9", 2);
}
void assemble_op_add(Assembler a, Element e) {
//ADDP st1
insertCode(a, "\xDE\xC1", 2);
}
