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The C Users' Group Library 1994 August
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wc-cdrom-cusersgrouplibrary-1994-08.iso
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vol_100
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163_01
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cc.def
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1991-01-06
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/*
** Small-C Compiler Version 2.0
**
** Portions Copyright 1982 J. E. Hendrix
**
** Converted to 8088/PCDOS by D. R. Hicks, et al
** Symbol tables modified for up to 2-D - D. Lang
**
** Macro Definitions
*/
/*
** compile options
*/
#define SEPARATE /* compile separately */
/* #define NOCCARGC /* no calls to CCARGC */
/* #define HASH /* use hash search for macros */
#define CMD_LINE /* comand line run option */
/* #define DYNAMIC /* allocate memory dynamically */
#define TAB 9 /* put out tabs of this value */
#define UPPER /* force symbols to upper case */
/*
** machine dependent parameters
*/
#define BPW 2 /* bytes per word */
#define LBPW 1 /* log2(BPW) */
#define SBPC 1 /* stack bytes per character */
#define STKFRSZ 4 /* stack frame header size in bytes */
#define ERRCODE errno /* I/O system error code */
/*
** symbol table format
*/
#define IDENT 0
#define TYPE 1
#define CLASS 2
#define STATUS 3
#define OFFSET 4
#define NDIM 6 /* Number of dimensions if array */
#define CDIM 7 /* Size of the column dimension */
#define NAME 9
#define OFFSIZE (NDIM-OFFSET)
#define SYMAVG 14
#define SYMMAX 18
/*
** symbol table parameters
*/
#define NUMLOCS 50 /* room for 50 locals (up from 25) */
#define STARTLOC symtab
#define ENDLOC (symtab+(NUMLOCS*SYMAVG))
#define NUMGLBS 210 /* was 200 */
#define STARTGLB ENDLOC
#define ENDGLB (ENDLOC+((NUMGLBS-1)*SYMMAX))
#define SYMTBSZ NUMLOCS*SYMAVG + NUMGLBS*SYMMAX
/*
** System wide name size (for symbols )
*/
#define NAMESIZE 9
#define NAMEMAX 8
/*
** possible entries for "IDENT"
*/
#define LABEL 0
#define VARIABLE 1
#define ARRAY 2
#define POINTER 3
#define FUNCTION 4
/*
** possible entries for "TYPE"
** low order 2 bits make type unique within length
** high order 2 bits give length of object
*/
/* LABEL 0 */
#define CCHAR (1<<2)
#define CINT (BPW<<2)
/*
** possible entries for "CLASS"
*/
/* LABEL 0 */
#define STATIC 1
#define PUBLIC 2
#define EXTERNAL 3
#define AUTOMATIC 4
/*
** possible entries for "STATUS" (bit significant)
*/
#define DECLARED 128 /* symbol is explicitly declared */
#define USED 64 /* symbol is referenced */
/*
** "switch" table
*/
#define SWSIZ (2*BPW)
#define SWTABSZ (25*SWSIZ)
/*
** "while" statement queue
*/
#define WQTABSZ 30
#define WQSIZ 3
#define WQMAX (wq+WQTABSZ-WQSIZ)
/*
** entry offsets in while queue
*/
#define WQSP 0
#define WQLOOP 1
#define WQEXIT 2
/*
** literal pool
*/
#define LITABSZ 700
#define LITMAX (LITABSZ-1)
/*
** input line
*/
#define LINEMAX 160
#define LINESIZE 161
/*
** output staging buffer size
*/
#define STAGESIZE 1500
#define STAGELIMIT (STAGESIZE-1)
/*
** macro (define) pool
*/
#ifdef HASH
#define MACNBR 90
#define MACNSIZE 990 /* 90*(NAMESIZE+2) */
#define MACNEND (macn+MACNSIZE)
#define MACQSIZE 450 /* 90*5 */
#else
#define MACQSIZE 1250
#endif
#define MACMAX (MACQSIZE-1)
/*
** statement types
*/
#define STIF 1
#define STWHILE 2
#define STRETURN 3
#define STBREAK 4
#define STCONT 5
#define STASM 6
#define STEXPR 7
#define STDO 8 /* compile "do" logic */
#define STFOR 9 /* compile "for" logic */
#define STSWITCH 10 /* compile "switch/case/default" logic */
#define STCASE 11
#define STDEF 12
#define STGOTO 13 /* compile "goto" logic */