b3c3c3e63d
It is a bit of a annoyance that kenc will try to expand
function like macros on any symbol with the same name
and then complain when it doesnt see the '(' in the
invocation.
test case below:
void
foo(int)
{
}
struct Bar
{
int baz; /* <- should not conflict */
};
void
main(void)
{
baz(123);
}
153 lines
2.3 KiB
C
153 lines
2.3 KiB
C
#include <u.h>
|
|
#include <libc.h>
|
|
#include <bio.h>
|
|
#include "../vc/v.out.h"
|
|
#include "../cc/compat.h"
|
|
|
|
typedef struct Sym Sym;
|
|
typedef struct Gen Gen;
|
|
typedef struct Io Io;
|
|
typedef struct Hist Hist;
|
|
|
|
#define MAXALIGN 7
|
|
#define FPCHIP 1
|
|
#define NSYMB 8192
|
|
#define BUFSIZ 8192
|
|
#define HISTSZ 20
|
|
#define NINCLUDE 10
|
|
#define NHUNK 10000
|
|
#define EOF (-1)
|
|
#define IGN (-2)
|
|
#define GETC() ((--fi.c < 0)? filbuf(): *fi.p++ & 0xff)
|
|
#define NHASH 503
|
|
#define STRINGSZ 200
|
|
#define NMACRO 10
|
|
|
|
struct Sym
|
|
{
|
|
Sym* link;
|
|
char* macro;
|
|
long value;
|
|
ushort type;
|
|
char *name;
|
|
char sym;
|
|
};
|
|
#define S ((Sym*)0)
|
|
|
|
EXTERN struct
|
|
{
|
|
char* p;
|
|
int c;
|
|
} fi;
|
|
|
|
struct Io
|
|
{
|
|
Io* link;
|
|
char b[BUFSIZ];
|
|
char* p;
|
|
short c;
|
|
short f;
|
|
};
|
|
#define I ((Io*)0)
|
|
|
|
EXTERN struct
|
|
{
|
|
Sym* sym;
|
|
short type;
|
|
} h[NSYM];
|
|
|
|
struct Gen
|
|
{
|
|
Sym* sym;
|
|
long offset;
|
|
short type;
|
|
short reg;
|
|
short name;
|
|
double dval;
|
|
char sval[8];
|
|
};
|
|
|
|
struct Hist
|
|
{
|
|
Hist* link;
|
|
char* name;
|
|
long line;
|
|
long offset;
|
|
};
|
|
#define H ((Hist*)0)
|
|
|
|
enum
|
|
{
|
|
CLAST,
|
|
CMACARG,
|
|
CMACRO,
|
|
CPREPROC
|
|
};
|
|
|
|
EXTERN char debug[256];
|
|
EXTERN Sym* hash[NHASH];
|
|
EXTERN char* Dlist[30];
|
|
EXTERN int nDlist;
|
|
EXTERN Hist* ehist;
|
|
EXTERN int newflag;
|
|
EXTERN Hist* hist;
|
|
EXTERN char* include[NINCLUDE];
|
|
EXTERN Io* iofree;
|
|
EXTERN Io* ionext;
|
|
EXTERN Io* iostack;
|
|
EXTERN long lineno;
|
|
EXTERN int nerrors;
|
|
EXTERN int nosched;
|
|
EXTERN int ninclude;
|
|
EXTERN Gen nullgen;
|
|
EXTERN char* outfile;
|
|
EXTERN int pass;
|
|
EXTERN char* pathname;
|
|
EXTERN long pc;
|
|
EXTERN int peekc;
|
|
EXTERN int sym;
|
|
EXTERN char symb[NSYMB];
|
|
EXTERN int thechar;
|
|
EXTERN char* thestring;
|
|
EXTERN Biobuf obuf;
|
|
|
|
void errorexit(void);
|
|
void pushio(void);
|
|
void newio(void);
|
|
void newfile(char*, int);
|
|
Sym* slookup(char*);
|
|
Sym* lookup(void);
|
|
void syminit(Sym*);
|
|
long yylex(void);
|
|
int getc(void);
|
|
int getnsc(void);
|
|
void unget(int);
|
|
int escchar(int);
|
|
void cinit(void);
|
|
void pinit(char*);
|
|
void cclean(void);
|
|
int isreg(Gen*);
|
|
void outcode(int, Gen*, int, Gen*);
|
|
void zname(char*, int, int);
|
|
void zaddr(Gen*, int);
|
|
void ieeedtod(Ieee*, double);
|
|
int filbuf(void);
|
|
Sym* getsym(void);
|
|
void domacro(void);
|
|
void macund(void);
|
|
void macdef(void);
|
|
int macexpand(Sym*, char*, int);
|
|
void macinc(void);
|
|
void maclin(void);
|
|
void macprag(void);
|
|
void macif(int);
|
|
void macend(void);
|
|
void outhist(void);
|
|
void dodefine(char*);
|
|
void prfile(long);
|
|
void linehist(char*, int);
|
|
void yyerror(char*, ...);
|
|
int yyparse(void);
|
|
void setinclude(char*);
|
|
int assemble(char*);
|