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[dev.link] cmd/link: small cleanup of loader ocache

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Remove references to the loader.Loader's "ocache" field, which is no
longer being used the way it was. Add in a new field for object index
to the oReader type.

Change-Id: Icae6c54dbbdbbfa63ab9de3e4dc09e10abd57ee3
Reviewed-on: https://go-review.googlesource.com/c/go/+/222063
Run-TryBot: Than McIntosh <thanm@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Cherry Zhang <cherryyz@google.com>
This commit is contained in:
Than McIntosh 2020-03-04 11:32:46 -05:00
parent ef44bd8413
commit 4a6c1caae2
1 changed files with 5 additions and 5 deletions
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10
src/cmd/link/internal/loader/loader.go
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@ -59,8 +59,9 @@ type oReader struct {
version int // version of static symbol
flags uint32 // read from object file
pkgprefix string
syms []Sym // Sym's global index, indexed by local index
ndef int // cache goobj2.Reader.NSym()
syms []Sym // Sym's global index, indexed by local index
ndef int // cache goobj2.Reader.NSym()
objidx uint32 // index of this reader in the objs slice
}
type objIdx struct {
@ -152,7 +153,6 @@ type Loader struct {
objs []objIdx // sorted by start index (i.e. objIdx.i)
extStart Sym // from this index on, the symbols are externally defined
builtinSyms []Sym // global index of builtin symbols
ocache int // index (into 'objs') of most recent lookup
objSyms []objSym // global index mapping to local index
@ -1580,7 +1580,7 @@ func (l *Loader) Preload(syms *sym.Symbols, f *bio.Reader, lib *sym.Library, uni
pkgprefix := objabi.PathToPrefix(lib.Pkg) + "."
ndef := r.NSym()
nnonpkgdef := r.NNonpkgdef()
or := &oReader{r, unit, localSymVersion, r.Flags(), pkgprefix, make([]Sym, ndef+nnonpkgdef+r.NNonpkgref()), ndef}
or := &oReader{r, unit, localSymVersion, r.Flags(), pkgprefix, make([]Sym, ndef+nnonpkgdef+r.NNonpkgref()), ndef, uint32(len(l.objs))}
// Autolib
lib.ImportStrings = append(lib.ImportStrings, r.Autolib()...)
@ -2005,7 +2005,7 @@ func (l *Loader) cloneToExternal(symIdx Sym) {
pp.kind = skind
pp.ver = sver
pp.size = int64(osym.Siz)
pp.objidx = uint32(l.ocache)
pp.objidx = r.objidx
// If this is a def, then copy the guts. We expect this case
// to be very rare (one case it may come up is with -X).