static void RegModify( a_window *wnd, int row, int piece )
{
int i;
item_mach value;
reg_window *reg = WndReg( wnd );
bool ok;
mad_radix old_radix;
reg_display_piece disp;
mad_type_info tinfo;
mad_modify_list const *possible;
int num_possible;
if( row < 0 )
return;
piece >>= 1;
i = GetRegIdx( reg, row, piece );
if( i == -1 )
return;
if( !GetDisplayPiece( &disp, reg, DbgRegs, i ) )
return;
if( disp.reginfo == NULL )
return;
if( MADRegSetDisplayModify( reg->data, disp.reginfo, &possible, &num_possible ) != MS_OK )
return;
old_radix = NewCurrRadix( MADTypePreferredRadix( disp.disp_type ) );
MADRegFullName( disp.reginfo, ".", TxtBuff, TXT_LEN );
RegValue( &value, disp.reginfo, DbgRegs );
if( num_possible == 1 ) {
ok = DlgMadTypeExpr( TxtBuff, &value, disp.disp_type );
if( ok ) {
RegNewValue( disp.reginfo, &value, possible->type );
}
} else {
for( i = 0; i < num_possible; ++i ) {
MADTypeInfo( possible[i].type, &tinfo );
if( memcmp( &value, possible[i].data, tinfo.b.bits / BITS_PER_BYTE ) == 0 ) {
break;
}
}
if( num_possible == 2 ) {
if( i == 0 ) {
i = 1;
} else {
i = 0;
}
} else { //MJC const cast
i = DlgPickWithRtn( TxtBuff, possible, i, RegValueName, num_possible );
}
if( i != -1 ) {
RegNewValue( disp.reginfo, possible[i].data, possible[i].type );
}
}
NewCurrRadix( old_radix );
}
static void GetNewRegValue( HWND hwnd )
{
HWND owner;
DLGPROC fp;
INT_PTR reg_modified;
RegModifyData modify_data;
const char *descript;
unsigned max_descript;
mad_type_info tinfo;
mad_registers *regs;
owner = GetParent( hwnd );
regs = RegListGetMadRegisters( owner );
modify_data.reg_set = RegListGetMadRegSetData( owner );
owner = GetParent( owner );
MADRegSetDisplayGetPiece( modify_data.reg_set, regs, GetDlgCtrlID( hwnd ),
&descript, &max_descript, (const mad_reg_info **) (&( modify_data.curr_info )),
&( modify_data.th ), &( modify_data.maxv ) );
MADTypeInfo( modify_data.curr_info->type, &tinfo );
modify_data.curr_value = alloca( tinfo.b.bits / BITS_PER_BYTE );
BitGet( modify_data.curr_value, (unsigned char *)regs, modify_data.curr_info->bit_start, modify_data.curr_info->bit_size);
MADRegSetDisplayModify( modify_data.reg_set, modify_data.curr_info,
(const mad_modify_list **)( &( modify_data.m_list ) ),
&(modify_data.num_possible) );
switch( modify_data.num_possible ) {
case 2:
if( memcmp( modify_data.curr_value, modify_data.m_list[0].data, tinfo.b.bits / BITS_PER_BYTE ) == 0 ){
memcpy( modify_data.curr_value, modify_data.m_list[1].data, tinfo.b.bits / BITS_PER_BYTE );
}else {
memcpy( modify_data.curr_value, modify_data.m_list[0].data, tinfo.b.bits / BITS_PER_BYTE );
}
reg_modified = 1;
break;
case 1:
fp = (DLGPROC)MakeProcInstance( ChangeRegisterDialog, Instance );
reg_modified = JDialogBoxParam( Instance, "CHANGE_REG_EDIT", owner, fp, (LPARAM)( &modify_data ) );
FreeProcInstance( fp );
break;
default:
fp = (DLGPROC)MakeProcInstance( ChangeRegisterDialog, Instance );
reg_modified = JDialogBoxParam( Instance, "CHANGE_REG_COMBO", owner, fp, (LPARAM)( &modify_data ) );
FreeProcInstance( fp );
}
if( reg_modified == 1 ) {
MADRegUpdateStart( regs, modify_data.curr_info->flags, modify_data.curr_info->bit_start, modify_data.curr_info->bit_size );
BitPut( (unsigned char *)regs, modify_data.curr_info->bit_start, modify_data.curr_value, modify_data.curr_info->bit_size );
MADRegUpdateEnd( regs, modify_data.curr_info->flags, modify_data.curr_info->bit_start, modify_data.curr_info->bit_size );
}
}
static void RegMenuItem( a_window *wnd, gui_ctl_id id, int row, int piece )
{
reg_window *reg = WndReg( wnd );
int i;
unsigned bit;
mad_modify_list const *possible;
int num_possible;
address addr;
bool valid_reg;
i = GetRegIdx( reg, row, piece >>1 );
switch( id ) {
case MENU_INITIALIZE:
valid_reg = i != -1 && reg->info[i].info != NULL &&
MADRegSetDisplayModify( reg->data, reg->info[i].info,
&possible, &num_possible ) == MS_OK;
WndMenuEnable( wnd, MENU_REGISTER_MODIFY, valid_reg );
WndMenuEnable( wnd, MENU_REGISTER_INSPECT, valid_reg );
bit = MADRegSetDisplayToggle( reg->data, 0, 0 );
for( i = 0; i < reg->num_toggles; ++i ) {
WndMenuCheck( wnd, MENU_REGISTER_TOGGLES + i, ( bit & 1 ) != 0 );
bit >>= 1;
}
break;
case MENU_REGISTER_INSPECT:
if( MADRegInspectAddr( reg->info[i].info, &DbgRegs->mr, &addr ) == MS_OK ) {
PushAddr( addr );
WndInspectExprSP( "" );
}
break;
case MENU_REGISTER_MODIFY:
RegModify( wnd, row, piece );
break;
default:
bit = 1 << ( id - MENU_REGISTER_TOGGLES );
MADRegSetDisplayToggle( reg->data, bit, bit );
RegResize( wnd );
WndZapped( wnd );
}
}
