336 lines
7.1 KiB
C++
336 lines
7.1 KiB
C++
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/*+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
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Copyright (c) 1989 Microsoft Corporation
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Module Name:
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fldattr.hxx
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Abstract:
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types for semantic analysis
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Notes:
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Author:
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GregJen Sep-24-1993 Created.
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Notes:
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----------------------------------------------------------------------------*/
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#ifndef __FLDATTR_HXX__
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#define __FLDATTR_HXX__
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/****************************************************************************
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* include files
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***************************************************************************/
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#include "listhndl.hxx"
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#include "midlnode.hxx"
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#include "attrlist.hxx"
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#include "nodeskl.hxx"
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#include "optprop.hxx"
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/****************************************************************************
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* local data
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***************************************************************************/
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/****************************************************************************
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* externs
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***************************************************************************/
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/****************************************************************************
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* definitions
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***************************************************************************/
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class node_interface;
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class type_node_list;
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class ATTRLIST;
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class SEM_ANALYSIS_CTXT;
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//
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//
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// class FIELD_ATTR_INFO
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//
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// describes the collection of field attributes on a node
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//
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#define STR_NO_STRING 0x00
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#define STR_STRING 0x01
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#define STR_BSTRING 0x02
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#define FA_NONE 0x00
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#define FA_CONFORMANT 0x01
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#define FA_VARYING 0x02
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#define FA_CONFORMANT_VARYING (FA_CONFORMANT | FA_VARYING)
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#define FA_STRING 0x04
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#define FA_CONFORMANT_STRING (FA_STRING | FA_CONFORMANT)
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#define FA_INTERFACE 0x08
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// control flags
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#define FA_PTR_STYLE 0x00
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#define FA_ARRAY_STYLE 0x01
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#define FA_STYLE_MASK 0x01
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#define FA_CHILD_IS_ARRAY_OR_PTR 0x02
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class FIELD_ATTR_INFO
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{
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public:
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expr_node * pSizeIsExpr;
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expr_node * pMinIsExpr;
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expr_node * pMaxIsExpr;
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expr_node * pLengthIsExpr;
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expr_node * pFirstIsExpr;
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expr_node * pIIDIsExpr;
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expr_node * pLastIsExpr;
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unsigned char StringKind;
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unsigned char Kind;
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unsigned char Control;
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FIELD_ATTR_INFO()
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{
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Control = 0;
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pSizeIsExpr =
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pMinIsExpr =
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pMaxIsExpr =
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pLengthIsExpr =
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pIIDIsExpr =
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pFirstIsExpr =
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pLastIsExpr = NULL;
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StringKind = STR_NO_STRING;
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Kind = FA_NONE;
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}
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FIELD_ATTR_INFO( expr_node * pSizeExpr,
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expr_node * pMinExpr = NULL,
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expr_node * pMaxExpr = NULL,
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expr_node * pLengthExpr = NULL,
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expr_node * pFirstExpr = NULL,
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expr_node * pLastExpr = NULL,
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expr_node * pIIDExpr = NULL )
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{
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Control = 0;
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pSizeIsExpr = pSizeExpr;
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pMinIsExpr = pMinExpr;
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pMaxIsExpr = pMaxExpr;
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pLengthIsExpr = pLengthExpr;
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pIIDIsExpr = pIIDExpr;
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pFirstIsExpr = pFirstExpr;
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pLastIsExpr = pLastExpr;
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StringKind = STR_NO_STRING;
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Kind = FA_NONE;
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}
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void SetControl( BOOL PtrStyle, BOOL ChildFA )
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{
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Control = (PtrStyle) ? FA_PTR_STYLE : FA_ARRAY_STYLE;
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Control |= (ChildFA) ? FA_CHILD_IS_ARRAY_OR_PTR : 0;
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}
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// normalize all the attributes into canonical forms for backend:
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// sizing -> min & size
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// lengthing -> first & length
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void Normalize();
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void Normalize( expr_node * pLower, expr_node * pUpper );
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// validate the bunch of attributes: check combinations, ranges,
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// and expressions
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void Validate( SEM_ANALYSIS_CTXT * pCtxt );
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void Validate( SEM_ANALYSIS_CTXT * pCtxt,
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expr_node * pLower,
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expr_node * pUpper );
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//
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// get and set methods
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//
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void SetSizeIs( expr_node * pE )
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{
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pSizeIsExpr = pE;
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Kind |= FA_CONFORMANT;
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}
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void SetMinIs( expr_node * pE )
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{
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pMinIsExpr = pE;
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Kind |= FA_CONFORMANT;
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}
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void SetMaxIs( expr_node * pE )
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{
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pMaxIsExpr = pE;
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Kind |= FA_CONFORMANT;
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}
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void SetLengthIs( expr_node * pE )
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{
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pLengthIsExpr = pE;
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Kind |= FA_VARYING;
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}
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void SetFirstIs( expr_node * pE )
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{
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pFirstIsExpr = pE;
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Kind |= FA_VARYING;
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}
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void SetLastIs( expr_node * pE )
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{
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pLastIsExpr = pE;
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Kind |= FA_VARYING;
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}
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void SetIIDIs( expr_node * pE )
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{
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pIIDIsExpr = pE;
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Kind |= FA_INTERFACE;
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}
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void SetString()
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{
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StringKind = STR_STRING;
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Kind |= FA_STRING;
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}
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void SetBString()
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{
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StringKind = STR_BSTRING;
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Kind |= FA_STRING;
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}
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};
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class CG_NDR;
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class XLAT_SIZE_INFO
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{
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private:
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unsigned short MemAlign;
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unsigned short WireAlign;
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unsigned long MemSize;
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unsigned long WireSize;
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unsigned long MemOffset;
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unsigned long WireOffset;
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unsigned short ZeePee;
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public:
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XLAT_SIZE_INFO()
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{
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ClearSizes();
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}
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XLAT_SIZE_INFO( unsigned short MA,
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unsigned short WA,
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unsigned long MS = 0,
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unsigned long WS = 0,
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unsigned short ZP = 8,
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unsigned long MO = 0,
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unsigned long WO = 0
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)
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{
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ZeePee = 8;
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MemAlign = MA;
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WireAlign = WA;
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MemSize = MS;
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WireSize = WS;
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MemOffset = 0;
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WireOffset = 0;
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}
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XLAT_SIZE_INFO( XLAT_SIZE_INFO * pCtxt )
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{
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ClearSizes();
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ZeePee = pCtxt->ZeePee;
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}
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XLAT_SIZE_INFO( CG_NDR * pCG );
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void ClearSizes()
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{
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MemAlign = 1;
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MemSize = 0;
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MemOffset = 0;
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WireAlign = 1;
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WireSize = 0;
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WireOffset = 0;
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}
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unsigned short & GetMemAlign()
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{
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return MemAlign;
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}
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unsigned long & GetMemSize()
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{
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return MemSize;
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}
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unsigned long & GetMemOffset()
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{
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return MemOffset;
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}
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unsigned short & GetWireAlign()
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{
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return WireAlign;
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}
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ALIGNMENT_PROPERTY GetWireAlignProperty()
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{
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return CvtAlignToAlignProperty(WireAlign);
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}
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unsigned long & GetWireSize()
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{
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return WireSize;
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}
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unsigned long & GetWireOffset()
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{
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return WireOffset;
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}
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unsigned short & GetZeePee()
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{
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return ZeePee;
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}
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BOOL SameOffsets()
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{
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return ( MemOffset == WireOffset );
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}
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//
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// size etc calculation routines
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//
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void ReturnSize( XLAT_SIZE_INFO & pCtxt );
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void ReturnConfSize( XLAT_SIZE_INFO & pCtxt );
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void ReturnUnionSize( XLAT_SIZE_INFO & pCtxt );
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void BaseTypeSizes( node_skl * pNode );
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void EnumTypeSizes( node_skl * pNode, BOOL Enum32 );
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void ContextHandleSizes( node_skl * pNode );
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void ArraySize( node_skl * pNode, FIELD_ATTR_INFO * pFA );
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void GetOffset( XLAT_SIZE_INFO & pInfo );
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void AlignOffset();
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void AlignConfOffset();
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void AlignEmbeddedUnion();
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void AdjustForZP();
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void AdjustSize();
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void AdjustConfSize();
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void AdjustTotalSize();
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void FixMemSizes( node_skl * pNode );
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void IgnoredPtrSizes();
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void ReturnOffset( XLAT_SIZE_INFO & pInfo )
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{
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GetOffset( pInfo );
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}
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};
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#endif // __FLDATTR_HXX__
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