void CheckMADChange( void )
{
mad_status ms;
mad_type_info mti;
if( MADActiveSet( SysConfig.mad ) != SysConfig.mad ) {
if( MADLoaded( SysConfig.mad ) != MS_OK ) {
ms = MADLoad( SysConfig.mad );
if( ms != MS_OK ) {
ReportMADFailure( ms );
}
}
DbgUpdate( UP_MAD_CHANGE );
ResizeTraceData();
ResizeRegData();
PendingToggles();
if( MADCallStackGrowsUp() == MS_OK ) {
_SwitchOn( SW_STACK_GROWS_UP );
} else {
_SwitchOff( SW_STACK_GROWS_UP );
}
GetMADTypeDefault( MTK_ADDRESS, &mti );
if( mti.a.seg.bits != 0 ) {
_SwitchOn( SW_HAVE_SEGMENTS );
} else {
_SwitchOff( SW_HAVE_SEGMENTS );
}
SetMADMenuItems();
ClearMachineDataCache();
}
}
static void FillInDefaults( dig_type_info *ti )
{
mad_type_info mti;
switch( ti->kind ) {
case TK_INTEGER:
if( ti->modifier == TM_NONE )
ti->modifier = TM_SIGNED;
if( ti->size == 0 ) {
if( DIPModDefault( CodeAddrMod, DK_INT, ti ) != DS_OK ) {
GetMADTypeDefault( MTK_INTEGER, &mti );
ti->size = BITS2BYTES( mti.b.bits );
}
}
break;
case TK_POINTER:
case TK_CODE:
case TK_DATA:
if( ti->modifier == TM_NONE ) {
if( DIPModDefault( CodeAddrMod, (ti->kind == TK_CODE) ? DK_CODE_PTR : DK_DATA_PTR, ti ) != DS_OK ) {
ti->modifier = TM_NONE;
ti->size = 0;
}
}
if( ti->modifier == TM_NONE || ti->size == 0 ) {
GetMADTypeDefault( MTK_ADDRESS, &mti );
if( ti->modifier == TM_NONE ) {
if( mti.a.seg.bits != 0 ) {
ti->modifier = TM_FAR;
} else {
ti->modifier = TM_NEAR;
}
}
if( ti->size == 0 ) {
if( ti->modifier == TM_NEAR )
mti.b.bits -= mti.a.seg.bits;
ti->size = BITS2BYTES( mti.b.bits );
}
}
break;
}
}
static void FillInDefaults( dip_type_info *info )
{
mad_type_info mti;
switch( info->kind ) {
case TK_INTEGER:
if( info->modifier == TM_NONE ) info->modifier = TM_SIGNED;
if( info->size == 0 ) {
if( ModDefault( CodeAddrMod, DK_INT, info ) != DS_OK ) {
GetMADTypeDefault( MTK_INTEGER, &mti );
info->size = mti.b.bits / BITS_PER_BYTE;
}
}
break;
case TK_POINTER:
case TK_CODE:
case TK_DATA:
if( info->modifier == TM_NONE ) {
if( ModDefault( CodeAddrMod, (info->kind == TK_CODE) ? DK_CODE_PTR : DK_DATA_PTR, info ) != DS_OK ) {
info->modifier = TM_NONE;
info->size = 0;
}
}
if( info->modifier == TM_NONE || info->size == 0 ) {
GetMADTypeDefault( MTK_ADDRESS, &mti );
if( info->modifier == TM_NONE ) {
if( mti.a.seg.bits != 0 ) {
info->modifier = TM_FAR;
} else {
info->modifier = TM_NEAR;
}
}
if( info->size == 0 ) {
if( info->modifier == TM_NEAR ) mti.b.bits -= mti.a.seg.bits;
info->size = mti.b.bits / BITS_PER_BYTE;
}
}
break;
}
}
static unsigned MechDo( unsigned select, unsigned parm )
{
unsigned long size;
unsigned result = 0;
DIPHDL( type, th );
dip_type_info info;
mad_type_info mti;
switch( select ) {
case 0:
DoAssign();
break;
case 1:
DoMul();
break;
case 2:
DoDiv();
break;
case 3:
DoMod();
break;
case 4:
DoMinus();
break;
case 5:
DoShift();
break;
case 6:
DoAnd();
break;
case 7:
DoXor();
break;
case 8:
DoOr();
break;
case 9:
DoAddr();
break;
case 10:
ClassToTypeInfo( parm, &info );
DoPoints( info.kind );
break;
case 11:
DoField();
break;
case 12:
DoCall( Num, parm );
break;
case 13:
DoConvert();
break;
case 14:
DoPlus();
break;
case 15:
MakeAddr();
break;
case 16:
result = TstEQ( parm );
break;
case 17:
result = TstLT( parm );
break;
case 18:
result = TstTrue( parm );
break;
case 19:
result = TstExist( parm );
break;
case 20:
size = ExprSP->info.size;
PopEntry();
PushNum( size );
break;
case 21:
TypeBase( ExprSP->th, th, NULL, NULL );
PopEntry();
PushType( th );
break;
case 22:
GetMADTypeDefault( MTK_ADDRESS, &mti );
size = (mti.b.bits - mti.a.seg.bits) / BITS_PER_BYTE;
if( parm ) {
size += sizeof( addr_seg );
TypePointer( ExprSP->th, TM_FAR, size, th );
} else {
TypePointer( ExprSP->th, TM_NEAR, size, th );
}
PopEntry();
PushType( th );
break;
case 23:
result = UserType( th );
if( result ) {
PopEntry();
PushType( th );
}
break;
case 24:
DoMakeComplex();
break;
case 25:
DoStringConcat();
break;
case 26:
DoLConvert();
break;
case 27:
DoPlusScaled();
break;
case 28:
DoMinusScaled();
break;
case 29:
DoPoints( TI_KIND_EXTRACT( parm ) );
break;
case 30:
info.kind = TK_POINTER;
info.size = TI_SIZE_EXTRACT( parm );
info.modifier = TI_MOD_EXTRACT( parm );
FillInDefaults( &info );
TypePointer( ExprSP->th, info.modifier, info.size, th );
PopEntry();
PushType( th );
break;
case 31:
if( parm ) {
/* file scope */
if( ExprSP->flags & SF_NAME ) {
ExprSP->v.li.file_scope = TRUE;
} else {
Error( ERR_LOC, LIT( ERR_WANT_NAME ) );
}
} else {
/* in a namespace */
DoScope();
}
break;
}
return( result );
}
static unsigned MechMisc( unsigned select, unsigned parm )
{
long value;
unsigned result = 0;
mad_type_info mti;
switch( select ) {
case 0:
ExprAddrDepth += parm;
result = ExprAddrDepth;
break;
case 1:
if( _IsOn( SW_EXPR_IS_CALL ) && ExprAddrDepth == 0 ) {
result = TRUE;
} else {
result = FALSE;
}
break;
case 2:
SkipCount += parm;
break;
case 3:
result = SkipCount;
break;
case 4:
//never called
break;
case 5:
if( ScanSavePtr >= MAX_SCANSAVE_PTRS )
Error( ERR_INTERNAL, LIT( ERR_TOO_MANY_SCANSAVE ) );
CurrScan[ScanSavePtr++] = ScanPos();
break;
case 6:
if( ScanSavePtr <= 0 ) Error( ERR_INTERNAL, LIT( ERR_TOO_MANY_SCANRESTORE ) );
ReScan( CurrScan[--ScanSavePtr] );
break;
case 7:
if( ScanSavePtr <= 0 ) Error( ERR_INTERNAL, LIT( ERR_TOO_MANY_SCANRESTORE ) );
--ScanSavePtr;
break;
case 8:
if( parm ) { /* start scan string */
scan_string = TRUE;
ReScan( ScanPos() );
} else { /* end scan string */
scan_string = FALSE;
ReScan( ScanPos() );
}
break;
case 9:
ReScan( ScanPos() + (int)parm );
break;
case 10:
AddChar();
break;
case 11:
AddCEscapeChar();
break;
case 12:
AddActualChar( '\0' );
break;
case 13:
ScanCCharNum = parm;
break;
case 14:
if( NestedCallLevel == MAX_NESTED_CALL - 1 ) {
Error( ERR_NONE, LIT( ERR_TOO_MANY_CALLS ) );
} else {
PgmStackUsage[ ++NestedCallLevel ] = 0;
}
break;
case 15:
RValue( ExprSP );
ConvertTo( ExprSP, TK_INTEGER, TM_SIGNED, 4 );
value = U32FetchTrunc( ExprSP->v.uint ) - 1;
PopEntry();
if( ExprSP->info.kind == TK_STRING ) {
if( value < 0 || value >= ExprSP->info.size ) {
Error( ERR_NONE, LIT( ERR_BAD_SUBSTRING_INDEX ) );
}
LocationAdd( &ExprSP->v.string.loc, value*8 );
ExprSP->info.size -= value;
ExprSP->v.string.ss_offset = value;
} else {
Error( ERR_NONE, LIT( ERR_ILL_TYPE ) );
}
break;
case 16:
RValue( ExprSP );
ConvertTo( ExprSP, TK_INTEGER, TM_SIGNED, 4 );
value = U32FetchTrunc( ExprSP->v.sint ) - 1;
PopEntry();
if( ExprSP->info.kind == TK_STRING ) {
value -= ExprSP->v.string.ss_offset;
if( value < 0 || value >= ExprSP->info.size ) {
Error( ERR_NONE, LIT( ERR_BAD_SUBSTRING_INDEX ) );
}
ExprSP->info.size = value;
} else {
Error( ERR_NONE, LIT( ERR_ILL_TYPE ) );
}
break;
case 17:
EvalSubstring = parm;
if( parm ) ExprSP->v.string.ss_offset = 0;
break;
case 18:
result = EvalSubstring;
break;
case 19:
FreePgmStack( TRUE );
break;
case 20:
switch( parm ) { // nyi - begin temp
case SSL_CASE_SENSITIVE:
_SwitchOn( SW_CASE_SENSITIVE );
break;
case SSL_SIDE_EFFECT:
_SwitchOn( SW_SIDE_EFFECT );
break;
//case SSL_32_BIT:
// _SwitchOn( SW_32_BIT );
// break;
}
break;
case 21:
switch( parm ) {
case SSL_CASE_SENSITIVE:
_SwitchOff( SW_CASE_SENSITIVE );
break;
case SSL_SIDE_EFFECT:
_SwitchOff( SW_SIDE_EFFECT );
break;
//case SSL_32_BIT:
// _SwitchOff( SW_32_BIT );
// break;
}
break;
case 22:
switch( parm ) {
case SSL_CASE_SENSITIVE:
result = _IsOn( SW_CASE_SENSITIVE );
break;
case SSL_SIDE_EFFECT:
result = _IsOn( SW_SIDE_EFFECT );
break;
case SSL_32_BIT:
GetMADTypeDefault( MTK_INTEGER, &mti );
result = (mti.b.bits >= 32);
break;
}
break;
case 23: // nyi - end temp
MarkArrayOrder( parm );
break;
case 24:
StartSubscript();
break;
case 25:
AddSubscript();
break;
case 26:
EndSubscript();
break;
}
return( result );
}
static ssl_value MechDo( unsigned select, ssl_value parm )
{
unsigned long size;
ssl_value result;
DIPHDL( type, th );
dig_type_info ti;
mad_type_info mti;
result = 0;
switch( select ) {
case 0:
DoAssign();
break;
case 1:
DoMul();
break;
case 2:
DoDiv();
break;
case 3:
DoMod();
break;
case 4:
DoMinus();
break;
case 5:
DoShift();
break;
case 6:
DoAnd();
break;
case 7:
DoXor();
break;
case 8:
DoOr();
break;
case 9:
DoAddr();
break;
case 10:
ClassToTypeInfo( parm, &ti );
DoPoints( ti.kind );
break;
case 11:
DoField();
break;
case 12:
DoCall( Num, SSL2BOOL( parm ) );
break;
case 13:
DoConvert();
break;
case 14:
DoPlus();
break;
case 15:
MakeAddr();
break;
case 16:
result = ( TstEQ( SSL2INT( parm ) ) != 0 );
break;
case 17:
result = ( TstLT( SSL2INT( parm ) ) != 0 );
break;
case 18:
result = ( TstTrue( SSL2INT( parm ) ) != 0 );
break;
case 19:
result = ( TstExist( SSL2INT( parm ) ) != 0 );
break;
case 20:
size = ExprSP->ti.size;
PopEntry();
PushNum( size );
break;
case 21:
DIPTypeBase( ExprSP->th, th, NULL, NULL );
PopEntry();
PushType( th );
break;
case 22:
GetMADTypeDefault( MTK_ADDRESS, &mti );
size = BITS2BYTES( mti.b.bits - mti.a.seg.bits );
if( parm ) {
size += sizeof( addr_seg );
DIPTypePointer( ExprSP->th, TM_FAR, size, th );
} else {
DIPTypePointer( ExprSP->th, TM_NEAR, size, th );
}
PopEntry();
PushType( th );
break;
case 23:
result = UserType( th );
if( result ) {
PopEntry();
PushType( th );
}
break;
case 24:
DoMakeComplex();
break;
case 25:
DoStringConcat();
break;
case 26:
DoLConvert();
break;
case 27:
DoPlusScaled();
break;
case 28:
DoMinusScaled();
break;
case 29:
DoPoints( TI_KIND_EXTRACT( parm ) );
break;
case 30:
ti.kind = TK_POINTER;
ti.size = TI_SIZE_EXTRACT( parm );
ti.modifier = TI_MOD_EXTRACT( parm );
ti.deref = false;
FillInDefaults( &ti );
DIPTypePointer( ExprSP->th, ti.modifier, ti.size, th );
PopEntry();
PushType( th );
break;
case 31:
if( SSL2BOOL( parm ) ) {
/* file scope */
if( ExprSP->flags & SF_NAME ) {
ExprSP->v.li.file_scope = true;
} else {
Error( ERR_LOC, LIT_ENG( ERR_WANT_NAME ) );
}
} else {
/* in a namespace */
DoScope();
}
break;
}
return( result );
}
