mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-27 16:59:41 +03:00
321 lines
10 KiB
C
321 lines
10 KiB
C
/*
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** CC.H -- Symbol Definitions for Small-C compiler.
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*/
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#ifdef _MSC_VER
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#define YES 1 /* true */
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#define NO 0 /* false */
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#define CR 13 /* ASCII carriage return */
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#define LF 10 /* ASCII line feed */
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#define BELL 7 /* ASCII bell */
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#define SPACE ' ' /* ASCII space */
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#define NEWLINE LF /* Small C newline character */
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#endif
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/*
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** size of 'int'
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*/
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#define INT32 /* if #defined int = 32 bits, else 16 */
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/*
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** ALIGNMENT
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*/
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#define ALIGN 4
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/*
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** machine dependent parameters
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*/
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#define BPD 4 /* bytes per dword */
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#define LBPD 2 /* log2(BPD) */
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#define BPW 2 /* bytes per word */
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#define LBPW 1 /* log2(BPW) */
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#define SBPC 1 /* stack bytes per character */
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#define ERRCODE 7 /* op sys return code */
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#define INTSIZE 4
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/*
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** symbol table format
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*/
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#define IDENT 0
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#define TYPE 1
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#define CLASS 2
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#define SIZE 3
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#define OFFSET 5+2
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#define NAME (7+4)
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#define SYMAVG (12+4)
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#define SYMMAX (16+4)
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/*
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** symbol table parameters
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*/
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#define NUMLOCS 25
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#define STARTLOC symtab
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#define ENDLOC (symtab+NUMLOCS*SYMAVG)
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#define NUMGLBS 200
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#define STARTGLB ENDLOC
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#define ENDGLB (ENDLOC+(NUMGLBS-1)*SYMMAX)
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#define SYMTBSZ /*3050*/ (NUMLOCS*SYMAVG + NUMGLBS*SYMMAX)
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/*
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** system wide name size (for symbols)
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*/
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#define NAMESIZE 9
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#define NAMEMAX 8
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/*
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** values for "IDENT"
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*/
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#define LABEL 0
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#define VARIABLE 1
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#define ARRAY 2
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#define POINTER 3
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#define FUNCTION 4
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#define PTRSIZE INTSIZE /* Size of pointer (must match an int!) */
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/*
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** values for "TYPE"
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** high order 14 bits give length of object
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** low order 2 bits make type unique within length
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*/
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/* LABEL 0 */
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#define CHR ( 1 << 2)
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#define SHORT (BPW << 2)
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#define INT (INTSIZE << 2)
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#define UCHR (( 1 << 2) + 1)
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#define USHORT ((BPW << 2) + 1)
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#define UINT ((INTSIZE << 2) + 1)
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#define UNSIGNED 1
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/*
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** values for "CLASS"
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*/
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/* LABEL 0 */
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#define AUTOMATIC 1
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#define STATIC 2
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#define EXTERNAL 3
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#define AUTOEXT 4
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/*
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** segment types
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*/
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#define DATASEG 1
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#define CODESEG 2
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/*
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** "switch" table
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*/
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#define SWSIZ (2*BPW)
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#define SWTABSZ (90*SWSIZ)
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/*
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** "while" queue
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*/
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#define WQTABSZ 30
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#define WQSIZ 3
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#define WQMAX (wq+WQTABSZ-WQSIZ)
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/*
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** field offsets in "while" queue
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*/
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#define WQSP 0
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#define WQLOOP 1
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#define WQEXIT 2
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/*
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** literal pool
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*/
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#define LITABSZ 3000
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#define LITMAX (LITABSZ-1)
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/*
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** input line
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*/
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#define LINEMAX 127
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#define LINESIZE 128
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/*
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** entries in staging buffer
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*/
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#define STAGESIZE 200
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/*
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** macro (#define) pool
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*/
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#define MACNBR 300
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#define MACNSIZE (MACNBR*(NAMESIZE+2))
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#define MACNEND (macn+MACNSIZE)
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#define MACQSIZE (MACNBR*7)
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#define MACMAX (MACQSIZE-1)
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/*
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** statement types
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*/
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#define STIF 1
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#define STWHILE 2
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#define STRETURN 3
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#define STBREAK 4
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#define STCONT 5
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#define STASM 6
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#define STEXPR 7
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#define STDO 8
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#define STFOR 9
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#define STSWITCH 10
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#define STCASE 11
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#define STDEF 12
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#define STGOTO 13
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#define STLABEL 14
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/*
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** p-code symbols
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**
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** legend:
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** 1 = primary register (pr in comments)
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** 2 = secondary register (sr in comments)
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** b = byte
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** f = jump on false condition
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** l = current literal pool label number
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** m = memory reference by label
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** n = numeric constant
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** p = indirect reference thru pointer in sr
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** r = repeated r times
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** s = stack frame reference
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** u = unsigned
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** w = word
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** _ (tail) = another p-code completes this one
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*/
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/* compiler-generated */
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#define ADD12 1 /* add sr to pr */
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#define ADDSP 2 /* add to stack pointer */
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#define AND12 3 /* AND sr to pr */
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#define ANEG1 4 /* arith negate pr */
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#define ARGCNTn 5 /* pass arg count to function */
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#define ASL12 6 /* arith shift left sr by pr into pr */
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#define ASR12 7 /* arith shift right sr by pr into pr */
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#define CALL1 8 /* call function thru pr */
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#define CALLm 9 /* call function directly */
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#define BYTE_ 10 /* define bytes (part 1) */
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#define BYTEn 11 /* define byte of value n */
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#define BYTEr0 12 /* define r bytes of value 0 */
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#define COM1 13 /* ones complement pr */
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#define DBL1 14 /* double pr */
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#define DBL2 15 /* double sr */
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#define DIV12 16 /* div pr by sr */
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#define DIV12u 17 /* div pr by sr unsigned */
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#define DWORD_ 111 /* define dword (part 1) */
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#define DWORDn 112 /* define dword of value n */
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#define DWORDr0 113 /* define r dwords of value 0 */
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#define ENTER 18 /* set stack frame on function entry */
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#define EQ10f 19 /* jump if (pr == 0) is false */
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#define EQ12 20 /* set pr TRUE if (sr == pr) */
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#define GE10f 21 /* jump if (pr >= 0) is false */
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#define GE12 22 /* set pr TRUE if (sr >= pr) */
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#define GE12u 23 /* set pr TRUE if (sr >= pr) unsigned */
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#define POINT1l 24 /* point pr to function's literal pool */
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#define POINT1m 25 /* point pr to mem item thru label */
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#define GETb1m 26 /* get byte into pr from mem thru label */
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#define GETb1mu 27 /* get unsigned byte into pr from mem thru label */
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#define GETb1p 28 /* get byte into pr from mem thru sr ptr */
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#define GETb1pu 29 /* get unsigned byte into pr from mem thru sr ptr */
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#define GETd1m 107 /* get dword into pr from mem thru label */
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#define GETd1n 108 /* get dword of value n into pr */
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#define GETd1p 109 /* get dword into pr from mem thru sr ptr */
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#define GETd2n 110 /* get word of value n into sr */
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#define GETw1m 30 /* get word into pr from mem thru label */
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#define GETw1n 31 /* get word of value n into pr */
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#define GETw1p 32 /* get word into pr from mem thru sr ptr */
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#define GETw2n 33 /* get word of value n into sr */
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#define GT10f 34 /* jump if (pr > 0) is false */
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#define GT12 35 /* set pr TRUE if (sr > pr) */
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#define GT12u 36 /* set pr TRUE if (sr > pr) unsigned */
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#define WORD_ 37 /* define word (part 1) */
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#define WORDn 38 /* define word of value n */
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#define WORDr0 39 /* define r words of value 0 */
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#define JMPm 40 /* jump to label */
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#define LABm 41 /* define label m */
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#define LE10f 42 /* jump if (pr <= 0) is false */
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#define LE12 43 /* set pr TRUE if (sr <= pr) */
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#define LE12u 44 /* set pr TRUE if (sr <= pr) unsigned */
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#define LNEG1 45 /* logical negate pr */
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#define LT10f 46 /* jump if (pr < 0) is false */
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#define LT12 47 /* set pr TRUE if (sr < pr) */
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#define LT12u 48 /* set pr TRUE if (sr < pr) unsigned */
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#define MOD12 49 /* modulo pr by sr */
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#define MOD12u 50 /* modulo pr by sr unsigned */
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#define MOVE21 51 /* move pr to sr */
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#define MUL12 52 /* multiply pr by sr */
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#define MUL12u 53 /* multiply pr by sr unsigned */
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#define NE10f 54 /* jump if (pr != 0) is false */
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#define NE12 55 /* set pr TRUE if (sr != pr) */
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#define NEARm 56 /* define near pointer thru label */
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#define OR12 57 /* OR sr onto pr */
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#define POINT1s 58 /* point pr to stack item */
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#define POP2 59 /* pop stack into sr */
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#define PUSH1 60 /* push pr onto stack */
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#define PUTbm1 61 /* put pr byte in mem thru label */
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#define PUTbp1 62 /* put pr byte in mem thru sr ptr */
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#define PUTdm1 114 /* put pr dword in mem thru label */
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#define PUTdp1 115 /* put pr dword in mem thru sr ptr */
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#define PUTwm1 63 /* put pr word in mem thru label */
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#define PUTwp1 64 /* put pr word in mem thru sr ptr */
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#define rDEC1 65 /* dec pr (may repeat) */
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#define REFm 66 /* finish instruction with label */
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#define RETURN 67 /* restore stack and return */
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#define rINC1 68 /* inc pr (may repeat) */
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#define SUB12 69 /* sub sr from pr */
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#define SWAP12 70 /* swap pr and sr */
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#define SWAP1s 71 /* swap pr and top of stack */
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#define SWITCH 72 /* find switch case */
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#define XOR12 73 /* XOR pr with sr */
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/* optimizer-generated */
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#define ADD1n 74 /* add n to pr */
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#define ADD21 75 /* add pr to sr */
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#define ADD2n 76 /* add immediate to sr */
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#define ADDbpn 77 /* add n to mem byte thru sr ptr */
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#define ADDwpn 78 /* add n to mem word thru sr ptr */
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#define ADDm_ 79 /* add n to mem byte/word thru label (part 1) */
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#define COMMAn 80 /* finish instruction with ,n */
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#define DECbp 81 /* dec mem byte thru sr ptr */
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#define DECwp 82 /* dec mem word thru sr ptr */
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#define POINT2m 83 /* point sr to mem thru label */
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#define POINT2m_ 84 /* point sr to mem thru label (part 1) */
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#define GETb1s 85 /* get byte into pr from stack */
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#define GETb1su 86 /* get unsigned byte into pr from stack */
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#define GETw1m_ 87 /* get word into pr from mem thru label (part 1) */
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#define GETw1s 88 /* get word into pr from stack */
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#define GETw2m 89 /* get word into sr from mem (label) */
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#define GETw2p 90 /* get word into sr thru sr ptr */
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#define GETw2s 91 /* get word into sr from stack */
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#define INCbp 92 /* inc byte in mem thru sr ptr */
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#define INCwp 93 /* inc word in mem thru sr ptr */
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#define PLUSn 94 /* finish instruction with +n */
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#define POINT2s 95 /* point sr to stack */
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#define PUSH2 96 /* push sr */
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#define PUSHm 97 /* push word from mem thru label */
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#define PUSHp 98 /* push word from mem thru sr ptr */
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#define PUSHs 99 /* push word from stack */
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#define PUT_m_ 100 /* put byte/word into mem thru label (part 1) */
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#define rDEC2 101 /* dec sr (may repeat) */
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#define rINC2 102 /* inc sr (may repeat) */
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#define SUB_m_ 103 /* sub from mem byte/word thru label (part 1) */
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#define SUB1n 104 /* sub n from pr */
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#define SUBbpn 105 /* sub n from mem byte thru sr ptr */
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#define SUBwpn 106 /* sub n from mem word thru sr ptr */
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#define PCODES 116 /* size of code[] (it's a [+ 1]) */
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