cmd/ld: report pclntab, funcdata sizes in 6l -v output

       Also move chatty recent additions to -v -v.

       For what it's worth:

       $ go build -o /dev/null -ldflags -v cmd/godoc
       ...
	0.73 pclntab=1259976 bytes, funcdata total 79788 bytes
       ...
       $

R=ken2
CC=cshapiro, golang-dev
https://golang.org/cl/12193043

diff --git a/src/cmd/ld/lib.c b/src/cmd/ld/lib.c
index 94446c3bbb22198e61be0d4d1b00dd10474b89dc..31a0efc46cfdeafbb423e6c67e56dd4850fca1f3 100644 (file)
--- a/src/cmd/ld/lib.c
+++ b/src/cmd/ld/lib.c
@@ -231,7 +231,7 @@ addlib(char *src, char *obj)
        if(p != nil)
                *p = '\0';
 
-       if(debug['v'])
+       if(debug['v'] > 1)
                Bprint(&bso, "%5.2f addlib: %s %s pulls in %s\n", cputime(), obj, src, pname);
 
        addlibpath(src, obj, pname, name);
@@ -330,7 +330,7 @@ loadlib(void)
        }
 
        for(i=0; i<libraryp; i++) {
-               if(debug['v'])
+               if(debug['v'] > 1)
                        Bprint(&bso, "%5.2f autolib: %s (from %s)\n", cputime(), library[i].file, library[i].objref);
                iscgo |= strcmp(library[i].pkg, "runtime/cgo") == 0;
                objfile(library[i].file, library[i].pkg);
@@ -433,7 +433,7 @@ objfile(char *file, char *pkg)
 
        pkg = smprint("%i", pkg);
 
-       if(debug['v'])
+       if(debug['v'] > 1)
                Bprint(&bso, "%5.2f ldobj: %s (%s)\n", cputime(), file, pkg);
        Bflush(&bso);
        f = Bopen(file, 0);
@@ -2049,7 +2049,7 @@ genasmsym(void (*put)(Sym*, char*, int, vlong, vlong, int, Sym*))
                }
        }
        if(debug['v'] || debug['n'])
-               Bprint(&bso, "symsize = %ud\n", symsize);
+               Bprint(&bso, "%5.2f symsize = %ud\n", cputime(), symsize);
        Bflush(&bso);
 }
 
@@ -2356,7 +2356,9 @@ pclntab(void)
        uint32 *havepc, *havefunc;
        Sym *ftab, *s;
        int32 npcdata, nfuncdata, off, end;
+       int64 funcdata_bytes;
        
+       funcdata_bytes = 0;
        ftab = lookup("pclntab", 0);
        ftab->type = SPCLNTAB;
        ftab->reachable = 1;
@@ -2478,8 +2480,13 @@ pclntab(void)
                                        i = p->from.offset;
                                        if(p->to.type == D_CONST)
                                                setuintxx(ftab, off+PtrSize*i, p->to.offset, PtrSize);
-                                       else
+                                       else {
+                                               if(!p->to.sym->hide) {
+                                                       funcdata_bytes += p->to.sym->size;
+                                                       p->to.sym->hide = 1;
+                                               }
                                                setaddrplus(ftab, off+PtrSize*i, p->to.sym, p->to.offset);
+                                       }
                                }
                        }
                        off += nfuncdata*PtrSize;
@@ -2506,4 +2513,7 @@ pclntab(void)
                setuint32(ftab, start + s->value*4, ftabaddstring(ftab, s->name));
 
        ftab->size = ftab->np;
+       
+       if(debug['v'])
+               Bprint(&bso, "%5.2f pclntab=%lld bytes, funcdata total %lld bytes\n", cputime(), (vlong)ftab->size, (vlong)funcdata_bytes);
 }