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src/c.h
599 строк
14 KB
David Hanson
Change first argument of consttree to int to avoid errors
19 фев 2003, 02:00
19 фев 2003, 02:00
84f362c
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/* $Id$ */ #include <assert.h> #include <stdarg.h> #include <stdio.h> #include <stdlib.h> #include <limits.h> #include <string.h> #define NEW(p,a) ((p) = allocate(sizeof *(p), (a))) #define NEW0(p,a) memset(NEW((p),(a)), 0, sizeof *(p)) #define isaddrop(op) (specific(op)==ADDRG+P || specific(op)==ADDRL+P \ || specific(op)==ADDRF+P) #define MAXLINE 512 #define BUFSIZE 4096 #define istypename(t,tsym) (kind[t] == CHAR \ || t == ID && tsym && tsym->sclass == TYPEDEF) #define sizeop(n) ((n)<<10) #define generic(op) ((op)&0x3F0) #define specific(op) ((op)&0x3FF) #define opindex(op) (((op)>>4)&0x3F) #define opkind(op) ((op)&~0x3F0) #define opsize(op) ((op)>>10) #define optype(op) ((op)&0xF) #ifdef __LCC__ #ifndef __STDC__ #define __STDC__ #endif #endif #define NELEMS(a) ((int)(sizeof (a)/sizeof ((a)[0]))) #undef roundup #define roundup(x,n) (((x)+((n)-1))&(~((n)-1))) #define mkop(op,ty) (specific((op) + ttob(ty))) #define extend(x,ty) ((x)&(1<<(8*(ty)->size-1)) ? (x)|((~0UL)<<(8*(ty)->size-1)) : (x)&ones(8*(ty)->size)) #define ones(n) ((n)>=8*sizeof (unsigned long) ? ~0UL : ~((~0UL)<<(n))) #define isqual(t) ((t)->op >= CONST) #define unqual(t) (isqual(t) ? (t)->type : (t)) #define isvolatile(t) ((t)->op == VOLATILE \ || (t)->op == CONST+VOLATILE) #define isconst(t) ((t)->op == CONST \ || (t)->op == CONST+VOLATILE) #define isarray(t) (unqual(t)->op == ARRAY) #define isstruct(t) (unqual(t)->op == STRUCT \ || unqual(t)->op == UNION) #define isunion(t) (unqual(t)->op == UNION) #define isfunc(t) (unqual(t)->op == FUNCTION) #define isptr(t) (unqual(t)->op == POINTER) #define ischar(t) ((t)->size == 1 && isint(t)) #define isint(t) (unqual(t)->op == INT \ || unqual(t)->op == UNSIGNED) #define isfloat(t) (unqual(t)->op == FLOAT) #define isarith(t) (unqual(t)->op <= UNSIGNED) #define isunsigned(t) (unqual(t)->op == UNSIGNED) #define isscalar(t) (unqual(t)->op <= POINTER \ || unqual(t)->op == ENUM) #define isenum(t) (unqual(t)->op == ENUM) #define fieldsize(p) (p)->bitsize #define fieldright(p) ((p)->lsb - 1) #define fieldleft(p) (8*(p)->type->size - \ fieldsize(p) - fieldright(p)) #define fieldmask(p) (~(fieldsize(p) < 8*unsignedtype->size ? ~0u<<fieldsize(p) : 0u)) typedef struct node *Node; typedef struct list *List; typedef struct code *Code; typedef struct swtch *Swtch; typedef struct symbol *Symbol; typedef struct coord { char *file; unsigned x, y; } Coordinate; typedef struct table *Table; typedef union value { long i; unsigned long u; long double d; void *p; void (*g)(void); } Value; typedef struct tree *Tree; typedef struct type *Type; typedef struct field *Field; typedef struct { unsigned printed:1; unsigned marked; unsigned short typeno; void *xt; } Xtype; #include "config.h" typedef struct metrics { unsigned char size, align, outofline; } Metrics; typedef struct interface { Metrics charmetric; Metrics shortmetric; Metrics intmetric; Metrics longmetric; Metrics longlongmetric; Metrics floatmetric; Metrics doublemetric; Metrics longdoublemetric; Metrics ptrmetric; Metrics structmetric; unsigned little_endian:1; unsigned mulops_calls:1; unsigned wants_callb:1; unsigned wants_argb:1; unsigned left_to_right:1; unsigned wants_dag:1; unsigned unsigned_char:1; void (*address)(Symbol p, Symbol q, long n); void (*blockbeg)(Env *); void (*blockend)(Env *); void (*defaddress)(Symbol); void (*defconst) (int suffix, int size, Value v); void (*defstring)(int n, char *s); void (*defsymbol)(Symbol); void (*emit) (Node); void (*export)(Symbol); void (*function)(Symbol, Symbol[], Symbol[], int); Node (*gen) (Node); void (*global)(Symbol); void (*import)(Symbol); void (*local)(Symbol); void (*progbeg)(int argc, char *argv[]); void (*progend)(void); void (*segment)(int); void (*space)(int); void (*stabblock)(int, int, Symbol*); void (*stabend) (Coordinate *, Symbol, Coordinate **, Symbol *, Symbol *); void (*stabfend) (Symbol, int); void (*stabinit) (char *, int, char *[]); void (*stabline) (Coordinate *); void (*stabsym) (Symbol); void (*stabtype) (Symbol); Xinterface x; } Interface; typedef struct binding { char *name; Interface *ir; } Binding; extern Binding bindings[]; extern Interface *IR; typedef struct { List blockentry; List blockexit; List entry; List exit; List returns; List points; List calls; List end; } Events; enum { #define xx(a,b,c,d,e,f,g) a=b, #define yy(a,b,c,d,e,f,g) #include "token.h" LAST }; struct node { short op; short count; Symbol syms[3]; Node kids[2]; Node link; Xnode x; }; enum { F=FLOAT, I=INT, U=UNSIGNED, P=POINTER, V=VOID, B=STRUCT }; #define gop(name,value) name=value<<4, #define op(name,type,sizes) enum { #include "ops.h" LASTOP }; #undef gop #undef op enum { CODE=1, BSS, DATA, LIT }; enum { PERM=0, FUNC, STMT }; struct list { void *x; List link; }; struct code { enum { Blockbeg, Blockend, Local, Address, Defpoint, Label, Start, Gen, Jump, Switch } kind; Code prev, next; union { struct { int level; Symbol *locals; Table identifiers, types; Env x; } block; Code begin; Symbol var; struct { Symbol sym; Symbol base; long offset; } addr; struct { Coordinate src; int point; } point; Node forest; struct { Symbol sym; Symbol table; Symbol deflab; int size; long *values; Symbol *labels; } swtch; } u; }; struct swtch { Symbol sym; int lab; Symbol deflab; int ncases; int size; long *values; Symbol *labels; }; struct symbol { char *name; int scope; Coordinate src; Symbol up; List uses; int sclass; unsigned structarg:1; unsigned addressed:1; unsigned computed:1; unsigned temporary:1; unsigned generated:1; unsigned defined:1; Type type; float ref; union { struct { int label; Symbol equatedto; } l; struct { unsigned cfields:1; unsigned vfields:1; Table ftab; /* omit */ Field flist; } s; int value; Symbol *idlist; struct { Value min, max; } limits; struct { Value v; Symbol loc; } c; struct { Coordinate pt; int label; int ncalls; Symbol *callee; } f; int seg; Symbol alias; struct { Node cse; int replace; Symbol next; } t; } u; Xsymbol x; }; enum { CONSTANTS=1, LABELS, GLOBAL, PARAM, LOCAL }; struct tree { int op; Type type; Tree kids[2]; Node node; union { Value v; Symbol sym; Field field; } u; }; enum { AND=38<<4, NOT=39<<4, OR=40<<4, COND=41<<4, RIGHT=42<<4, FIELD=43<<4 }; struct type { int op; Type type; int align; int size; union { Symbol sym; struct { unsigned oldstyle:1; Type *proto; } f; } u; Xtype x; }; struct field { char *name; Type type; int offset; short bitsize; short lsb; Field link; }; extern int assignargs; extern int prunetemps; extern int nodecount; extern Symbol cfunc; extern Symbol retv; extern Tree (*optree[])(int, Tree, Tree); extern char kind[]; extern int errcnt; extern int errlimit; extern int wflag; extern Events events; extern float refinc; extern unsigned char *cp; extern unsigned char *limit; extern char *firstfile; extern char *file; extern char *line; extern int lineno; extern int t; extern char *token; extern Symbol tsym; extern Coordinate src; extern int Aflag; extern int Pflag; extern Symbol YYnull; extern Symbol YYcheck; extern int glevel; extern int xref; extern int ncalled; extern int npoints; extern int needconst; extern int explicitCast; extern struct code codehead; extern Code codelist; extern Table stmtlabs; extern float density; extern Table constants; extern Table externals; extern Table globals; extern Table identifiers; extern Table labels; extern Table types; extern int level; extern List loci, symbols; extern List symbols; extern int where; extern Type chartype; extern Type doubletype; extern Type floattype; extern Type inttype; extern Type longdouble; extern Type longtype; extern Type longlong; extern Type shorttype; extern Type signedchar; extern Type unsignedchar; extern Type unsignedlonglong; extern Type unsignedlong; extern Type unsignedshort; extern Type unsignedtype; extern Type charptype; extern Type funcptype; extern Type voidptype; extern Type voidtype; extern Type unsignedptr; extern Type signedptr; extern Type widechar; extern void *allocate(unsigned long n, unsigned a); extern void deallocate(unsigned a); extern void *newarray(unsigned long m, unsigned long n, unsigned a); extern void walk(Tree e, int tlab, int flab); extern Node listnodes(Tree e, int tlab, int flab); extern Node newnode(int op, Node left, Node right, Symbol p); extern Tree cvtconst(Tree); extern void printdag(Node, int); extern void compound(int, Swtch, int); extern void defglobal(Symbol, int); extern void finalize(void); extern void program(void); extern Tree vcall(Symbol func, Type ty, ...); extern Tree addrof(Tree); extern Tree asgn(Symbol, Tree); extern Tree asgntree(int, Tree, Tree); extern Type assign(Type, Tree); extern Tree bittree(int, Tree, Tree); extern Tree call(Tree, Type, Coordinate); extern Tree calltree(Tree, Type, Tree, Symbol); extern Tree condtree(Tree, Tree, Tree); extern Tree cnsttree(Type, ...); extern Tree consttree(int, Type); extern Tree eqtree(int, Tree, Tree); extern int iscallb(Tree); extern Tree shtree(int, Tree, Tree); extern void typeerror(int, Tree, Tree); extern void test(int tok, char set[]); extern void expect(int tok); extern void skipto(int tok, char set[]); extern void error(const char *, ...); extern int fatal(const char *, const char *, int); extern void warning(const char *, ...); typedef void (*Apply)(void *, void *, void *); extern void attach(Apply, void *, List *); extern void apply(List event, void *arg1, void *arg2); extern Tree retype(Tree p, Type ty); extern Tree rightkid(Tree p); extern int hascall(Tree p); extern Type binary(Type, Type); extern Tree cast(Tree, Type); extern Tree cond(Tree); extern Tree expr0(int); extern Tree expr(int); extern Tree expr1(int); extern Tree field(Tree, const char *); extern char *funcname(Tree); extern Tree idtree(Symbol); extern Tree incr(int, Tree, Tree); extern Tree lvalue(Tree); extern Tree nullcall(Type, Symbol, Tree, Tree); extern Tree pointer(Tree); extern Tree rvalue(Tree); extern Tree value(Tree); extern void defpointer(Symbol); extern Type initializer(Type, int); extern void swtoseg(int); extern void input_init(int, char *[]); extern void fillbuf(void); extern void nextline(void); extern int getchr(void); extern int gettok(void); extern void emitcode(void); extern void gencode (Symbol[], Symbol[]); extern void fprint(FILE *f, const char *fmt, ...); extern char *stringf(const char *, ...); extern void check(Node); extern void print(const char *, ...); extern List append(void *x, List list); extern int length(List list); extern void *ltov (List *list, unsigned a); extern void init(int, char *[]); extern Type typename(void); extern void checklab(Symbol p, void *cl); extern Type enumdcl(void); extern void main_init(int, char *[]); extern int main(int, char *[]); extern void vfprint(FILE *, char *, const char *, va_list); void profInit(char *); extern int process(char *); extern int findfunc(char *, char *); extern int findcount(char *, int, int); extern Tree constexpr(int); extern int intexpr(int, int); extern Tree simplify(int, Type, Tree, Tree); extern int ispow2(unsigned long u); extern int reachable(int); extern void addlocal(Symbol); extern void branch(int); extern Code code(int); extern void definelab(int); extern void definept(Coordinate *); extern void equatelab(Symbol, Symbol); extern Node jump(int); extern void retcode(Tree); extern void statement(int, Swtch, int); extern void swcode(Swtch, int *, int, int); extern void swgen(Swtch); extern char * string(const char *str); extern char *stringn(const char *str, int len); extern char *stringd(long n); extern Symbol relocate(const char *name, Table src, Table dst); extern void use(Symbol p, Coordinate src); extern void locus(Table tp, Coordinate *cp); extern Symbol allsymbols(Table); extern Symbol constant(Type, Value); extern void enterscope(void); extern void exitscope(void); extern Symbol findlabel(int); extern Symbol findtype(Type); extern void foreach(Table, int, void (*)(Symbol, void *), void *); extern Symbol genident(int, Type, int); extern int genlabel(int); extern Symbol install(const char *, Table *, int, int); extern Symbol intconst(int); extern Symbol lookup(const char *, Table); extern Symbol mkstr(char *); extern Symbol mksymbol(int, const char *, Type); extern Symbol newtemp(int, int, int); extern Table newtable(int); extern Table table(Table, int); extern Symbol temporary(int, Type); extern char *vtoa(Type, Value); extern void traceInit(char *); extern int nodeid(Tree); extern char *opname(int); extern int *printed(int); extern void printtree(Tree, int); extern Tree root(Tree); extern Tree texpr(Tree (*)(int), int, int); extern Tree tree(int, Type, Tree, Tree); extern void type_init(int, char *[]); extern Type signedint(Type); extern int hasproto(Type); extern void outtype(Type, FILE *); extern void printdecl (Symbol p, Type ty); extern void printproto(Symbol p, Symbol args[]); extern char *typestring(Type ty, char *id); extern Field fieldref(const char *name, Type ty); extern Type array(Type, int, int); extern Type atop(Type); extern Type btot(int, int); extern Type compose(Type, Type); extern Type deref(Type); extern int eqtype(Type, Type, int); extern Field fieldlist(Type); extern Type freturn(Type); extern Type ftype(Type, ...); extern Type func(Type, Type *, int); extern Field newfield(char *, Type, Type); extern Type newstruct(int, char *); extern void printtype(Type, int); extern Type promote(Type); extern Type ptr(Type); extern Type qual(int, Type); extern void rmtypes(int); extern int ttob(Type); extern int variadic(Type);