ref: 80065adc8365fd25c831018b6a5a5405cdce95ad
dir: /cc2/cc2.h/
#define SIGNF 1 #define INTF 2 #define NONE 0 #define FUN 0 #define VAR 1 #define EFUN 2 #define AUTO 'A' #define REG 'R' #define MEM 'T' #define PAR 'P' #define CONST '#' #define LABEL 'L' #define OADD '+' #define OSUB '-' #define OASSIG ':' #define OINC ';' #define OMOD '%' #define ODIV '/' #define OSHL 'l' #define OSHR 'r' #define OBAND '&' #define OBOR '|' #define OBXOR '^' #define OPTR '@' #define OADDR 'a' #define OLT '<' #define OGT '>' #define OGE ']' #define OLE '[' #define OEQ '=' #define ONE '!' #define OOR 'o' #define OAND 'y' #define OCAST 'c' #define ONEG '_' #define OCPL '~' #define OCOMMA ',' #define ADDABLE 10 typedef struct symbol Symbol; typedef struct node Node; typedef struct { short size; uint8_t align; char letter; uint8_t flags; } Type; struct symbol { char *name; bool public : 1; bool extrn : 1; char type; union { struct { Type type; char sclass; short off; } v; struct { short addr; } l; struct { short locals; short params; Node **body; } f; } u; }; struct node { char op; char subop; Type type; uint8_t complex; uint8_t addable; uint8_t kind; union { Symbol *sym; /* TODO: Admit inmediate of other type */ TINT imm; uint8_t reg; } u; struct node *left, *right; }; enum nerrors { EINTNUM, /* too much internal identifiers */ EEXTNUM, /* too much external identifiers */ EPARNUM, /* too much parameters */ ENODEOV, /* node overflow */ ESTACKO, /* stack overflow */ ESTACKU, /* stack underflow */ EEXPROV, /* expression overflow */ ETYPERR, /* incorrect type in expression */ EEXPBAL, /* expression not balanced */ ESYNTAX, /* syntax error */ ELNLINE, /* line too long */ EFERROR, /* error reading from file:%s*/ ENUMERR }; enum { LDW, LDL, LDH, MOV, ADD, PUSH, POP, RET, NOP }; enum { A = 1, B, C, D, E, H, L, IYL, IYH, NREGS, SP = NREGS, AF, HL, DE, BC, IX, IY }; extern Type Funct, l_int8, l_int16, l_int32, l_int64, l_uint8, l_uint16, l_uint32, l_uint64; /* main.c */ extern void error(unsigned nerror, ...); /* cgen.c */ extern Node *genaddable(Node *np); extern void generate(Symbol *fun); extern void apply(Node *list[], Node *(*fun)(Node *)); /* parser.c */ extern Symbol *parse(void); extern void prtree(Node *np); /* code.c */ extern void code(uint8_t op, Node *to, Node *from); extern void writeout(void); /* optm.c */ extern Node *optimize(Node *np); extern Node *imm(TINT i, Type *tp);