2 #include "../2c/2.out.h"
26 typedef struct Adr Adr;
27 typedef struct Prog Prog;
28 typedef struct Txt Txt;
29 typedef struct Cases Case;
30 typedef struct Reg Reg;
31 typedef struct Rgn Rgn;
32 typedef struct Var Var;
33 typedef struct Multab Multab;
35 typedef struct Index Index;
104 long rpo; /* reverse post ordering */
118 long loop; /* could be shorter */
154 #define BLOAD(r) band(bnot(r->refbehind), r->refahead)
155 #define BSTORE(r) band(bnot(r->calbehind), r->calahead)
156 #define LOAD(r) (~r->refbehind.b[z] & r->refahead.b[z])
157 #define STORE(r) (~r->calbehind.b[z] & r->calahead.b[z])
159 #define bset(a,n) ((a).b[(n)/32]&(1L<<(n)%32))
171 EXTERN ulong regbits;
173 #define B_INDIR (1<<0)
174 #define B_ADDR (1<<1)
179 EXTERN Txt txt[NTYPE][NTYPE];
180 EXTERN short opxt[ALLOP][NTYPE];
182 EXTERN int multabsize;
193 EXTERN long continpc;
199 EXTERN long mnstring;
202 EXTERN long nrathole;
209 EXTERN Rgn region[NRGN];
211 EXTERN char string[NSNAME];
212 EXTERN Sym* symrathole;
213 EXTERN Sym* symstatic;
214 EXTERN Var var[NVAR];
221 EXTERN uchar regused[NREG];
222 EXTERN uchar aregused[NREG];
223 EXTERN uchar fregused[NREG];
224 EXTERN uchar regbase[I_MASK];
225 EXTERN long exregoffset;
226 EXTERN long exaregoffset;
227 EXTERN long exfregoffset;
229 extern char* anames[];
230 extern Multab multab[];
232 void cgen(Node*, int, Node*);
233 void lcgen(Node*, int, Node*);
234 void bcgen(Node*, int);
235 void boolgen(Node*, int, int, Node*, Node*);
236 void sugen(Node*, int, Node*, long);
252 int findtst(Reg*, Prog*, int);
253 int setcc(Prog*, Prog*);
254 int compat(Adr*, Adr*);
257 int usedin(int, Adr*);
260 Reg* findop(Reg*, int, int, int);
265 int copy1(Adr*, Adr*, Reg*, int);
266 int copyu(Prog*, Adr*, Adr*);
267 int copyas(Adr*, Adr*);
268 int tasas(Adr*, Adr*);
269 int copyau(Adr*, Adr*);
270 int copysub(Adr*, Adr*, Adr*, Prog*, int);
280 int rcmp(const void*, const void*);
282 void addmove(Reg*, int, int, int);
283 Bits mkvar(Adr*, int);
284 void prop(Reg*, Bits, Bits);
285 void loopit(Reg*, long);
286 void synch(Reg*, Bits);
287 ulong allreg(ulong, Rgn*);
288 void paint1(Reg*, int);
289 ulong paint2(Reg*, int);
290 void paint3(Reg*, int, ulong, int);
291 void addreg(Adr*, int);
293 void codgen(Node*, Node*);
295 void usedset(Node*, int);
297 Node* nodconst(long);
299 int swcmp(const void*, const void*);
300 void doswit(int, Node*);
301 void swit1(C1*, int, long, int, Node*);
303 int bitload(Node*, int, int, int, Node*);
304 void bitstore(Node*, int, int, int, int, Node*);
305 long outstring(char*, long);
306 int doinc(Node*, int);
310 int eval(Node*, int);
312 void ieeedtod(Ieee*, double);
313 int nodalloc(Type*, int, Node*);
314 int mulcon(Node*, Node*, int, Node*);
315 int shlcon(Node*, Node*, int, Node*);
316 int mulcon1(Node*, long, int, Node*);
317 void nullwarn(Node*, Node*);
319 void tindex(Type*, Type*);
322 void oinit(int, int, int, int, int, int);
326 void naddr(Node*, Adr*, int);
327 int regalloc(Type*, int);
332 void gmove(Type*, Type*, int, Node*, int, Node*);
333 void gopcode(int, Type*, int, Node*, int, Node*);
338 void patch(Prog*, long);
339 void gpseudo(int, Sym*, int, long);
340 void gpseudotree(int, Sym*, Node*);
343 void bcomplex(Node*);
349 void com64init(void);
352 #pragma varargck type "A" int
353 #pragma varargck type "B" Bits
354 #pragma varargck type "D" Adr*
355 #pragma varargck type "N" Adr*
356 #pragma varargck type "P" Prog*
357 #pragma varargck type "S" char*
358 #pragma varargck type "R" int
359 #pragma varargck type "X" Index