ref: b66f292f0ae3c4800eea3e1986cfd92796a129ea
dir: /cc2/cc2.h/
enum tflags {
SIGNF = 1,
INTF = 2,
DEFTYP = 4,
STRUCTF = 8,
UNIONF = 16,
FUNCF = 32,
ARYF = 64,
STRF = 128
};
enum op {
/* types */
ELLIPSIS = 'E',
INT8 = 'C',
INT16 = 'I',
INT32 = 'W',
INT64 = 'Q',
UINT8 = 'K',
UINT16 = 'N',
UINT32 = 'Z',
UINT64 = 'O',
POINTER = 'P',
FUNCTION = 'F',
VECTOR = 'V',
UNION = 'U',
STRUCT = 'S',
BOOL = 'B',
FLOAT = 'J',
DOUBLE = 'D',
LDOUBLE = 'H',
VOID = '0',
ONAME = '"',
/* kind of operand */
NONE = 0,
MEM = 'M',
AUTO = 'A',
REG = 'R',
/* storage class */
GLOB = 'G',
EXTRN = 'X',
PRIVAT = 'Y',
LOCAL = 'T',
MEMBER = 'M',
LABEL = 'L',
/* operands */
OADD = '+',
OSUB = '-',
OMUL = '*',
OMOD = '%',
ODIV = '/',
OSHL = 'l',
OSHR = 'r',
OLT = '<',
OGT = '>',
OLE = '[',
OGE = ']',
OEQ = '=',
ONE = '!',
OBAND = '&',
OBOR = '|',
OBXOR = '^',
OCPL = '~',
OASSIG = ':',
ONEG = '_',
OCALL = 'c',
OPAR = 'p',
OFIELD = '.',
OCOMMA = ',',
OASK = '?',
OCOLON = ' ',
OADDR = '\'',
OAND = 'a',
OOR = 'b',
OPTR = '@',
OSYM = 'y',
OCAST = 'g',
OCONST = '#',
OSTRING = '"',
/*statements */
OJMP = 'j',
ORET = 'r',
OBLOOP = 'b',
OELOOP = 'e',
OCASE = 'v',
ODEFAULT = 'f',
OTABLE = 't',
OSWITCH = 's',
OEPARS = '\\',
OSTMT = '\t'
};
enum nerrors {
EIDOVER, /* identifier overflow */
EOUTPAR, /* out pf params */
ESYNTAX, /* syntax error */
ESTACKA, /* stack unaligned */
ESTACKO, /* stack overflow */
ESTACKU, /* stack underflow */
ELNLINE, /* line too long */
EFERROR, /* error reading from file:%s*/
ENUMERR
};
typedef struct node Node;
typedef struct type Type;
typedef struct symbol Symbol;
struct type {
unsigned short size;
unsigned short align;
unsigned short flags;
};
struct symbol {
unsigned short id;
char *name;
Type type;
char kind;
union {
TUINT i;
char *s;
} u;
Symbol *next;
Symbol *h_next;
};
struct node {
char op;
Type type;
Symbol *sym;
Node *left, *right;
Node *stmt;
};
/* main.c */
extern void error(unsigned nerror, ...);
/* parse.c */
extern void parse(void);
/* optm.c */
extern void optimize(void);
/* cgen.c */
extern void addable(void);
extern void generate(void);
/* peep.c */
extern void peephole(void);
/* code.c */
extern void emit(Node *np);
extern void writeout(void);
/* node.c */
extern void cleannodes(void);
extern void delnode(Node *np);
extern void deltree(Node *np);
extern Node *newnode(void);
/* symbol.c */
extern Symbol *getsym(int id);
extern void popctx(void);
extern void pushctx(void);
extern void freesym(Symbol *sym);