2 #include "../vc/v.out.h"
18 typedef struct Adr Adr;
19 typedef struct Prog Prog;
20 typedef struct Case Case;
22 typedef struct Multab Multab;
23 typedef struct Hintab Hintab;
24 typedef struct Var Var;
25 typedef struct Reg Reg;
26 typedef struct Rgn Rgn;
94 long rpo; /* reverse post ordering */
108 long loop; /* could be shorter */
135 EXTERN Node constnode;
136 EXTERN Node fconstnode;
137 EXTERN long continpc;
142 EXTERN long maxargsafe;
144 EXTERN Multab multab[20];
145 EXTERN int hintabsize;
148 EXTERN Node* nodsafe;
149 EXTERN long nrathole;
154 EXTERN char string[NSNAME];
155 EXTERN Sym* symrathole;
158 EXTERN int reg[NREG+NREG];
159 EXTERN long exregoffset;
160 EXTERN long exfregoffset;
162 #define BLOAD(r) band(bnot(r->refbehind), r->refahead)
163 #define BSTORE(r) band(bnot(r->calbehind), r->calahead)
164 #define LOAD(r) (~r->refbehind.b[z] & r->refahead.b[z])
165 #define STORE(r) (~r->calbehind.b[z] & r->calahead.b[z])
167 #define bset(a,n) ((a).b[(n)/32]&(1L<<(n)%32))
174 EXTERN Rgn region[NRGN];
185 EXTERN long exregbits;
194 EXTERN Var var[NVAR];
199 extern char* anames[];
200 extern Hintab hintab[];
205 void codgen(Node*, Node*);
209 int bcomplex(Node*, Node*);
210 void usedset(Node*, int);
215 void cgen(Node*, Node*);
216 void reglcgen(Node*, Node*, Node*);
217 void lcgen(Node*, Node*);
218 void bcgen(Node*, int);
219 void boolgen(Node*, int, Node*);
220 void sugen(Node*, Node*, long);
221 void layout(Node*, Node*, int, int, Node*);
229 void gargs(Node*, Node*, Node*);
230 void garg1(Node*, Node*, Node*, int, Node**);
231 Node* nodconst(long);
232 Node* nod32const(vlong);
233 Node* nodfconst(double);
234 void nodreg(Node*, Node*, int);
235 void regret(Node*, Node*);
236 void regalloc(Node*, Node*, Node*);
238 void regialloc(Node*, Node*, Node*);
239 void regsalloc(Node*, Node*);
240 void regaalloc1(Node*, Node*);
241 void regaalloc(Node*, Node*);
242 void regind(Node*, Node*);
243 void gprep(Node*, Node*);
244 void raddr(Node*, Prog*);
245 void naddr(Node*, Adr*);
246 void gmove(Node*, Node*);
247 void gins(int a, Node*, Node*);
248 void gopcode(int, Node*, Node*, Node*);
249 int samaddr(Node*, Node*);
251 void patch(Prog*, long);
254 void gpseudo(int, Sym*, Node*);
259 int swcmp(const void*, const void*);
261 void swit1(C1*, int, long, Node*);
262 void swit2(C1*, int, long, Node*, Node*);
264 void bitload(Node*, Node*, Node*, Node*, Node*);
265 void bitstore(Node*, Node*, Node*, Node*, Node*);
266 long outstring(char*, long);
267 int mulcon(Node*, Node*);
268 Multab* mulcon0(long);
269 void nullwarn(Node*, Node*);
270 void sextern(Sym*, Node*, long, long);
271 void gextern(Sym*, Node*, long, long);
273 void ieeedtod(Ieee*, double);
290 int rcmp(const void*, const void*);
292 void addmove(Reg*, int, int, int);
293 Bits mkvar(Adr*, int);
294 void prop(Reg*, Bits, Bits);
295 void loopit(Reg*, long);
296 void synch(Reg*, Bits);
297 ulong allreg(ulong, Rgn*);
298 void paint1(Reg*, int);
299 ulong paint2(Reg*, int);
300 void paint3(Reg*, int, long, int);
301 void addreg(Adr*, int);
315 int copy1(Adr*, Adr*, Reg*, int);
316 int copyu(Prog*, Adr*, Adr*);
318 int copyas(Adr*, Adr*);
319 int copyau(Adr*, Adr*);
320 int copyau1(Prog*, Adr*);
321 int copysub(Adr*, Adr*, Adr*, int);
322 int copysub1(Prog*, Adr*, Adr*, int);
329 #pragma varargck type "A" int
330 #pragma varargck type "B" Bits
331 #pragma varargck type "D" Adr*
332 #pragma varargck type "N" Adr*
333 #pragma varargck type "P" Prog*
334 #pragma varargck type "S" char*