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[dev.link] cmd/link: convert symtab pass to new style

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This is more or less a direct translation, to get things going.
There are more things we can do to make it better, especially on
the handling of container symbols.

Change-Id: I11a0087e402be8d42b9d06869385ead531755272
Reviewed-on: https://go-review.googlesource.com/c/go/+/229125
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
Reviewed-by: Jeremy Faller <jeremy@golang.org>
This commit is contained in:
Cherry Zhang 2020-04-20 18:42:35 -04:00
parent 5cccd7a724
commit 47cac82e36
7 changed files with 292 additions and 248 deletions
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5
src/cmd/link/internal/loader/symbolbuilder.go
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@ -107,6 +107,7 @@ func (sb *SymbolBuilder) SetDynimpvers(value string) { sb.l.SetSymDynimpvers(sb.
func (sb *SymbolBuilder) SetPlt(value int32) { sb.l.SetPlt(sb.symIdx, value) }
func (sb *SymbolBuilder) SetGot(value int32) { sb.l.SetGot(sb.symIdx, value) }
func (sb *SymbolBuilder) SetSpecial(value bool) { sb.l.SetAttrSpecial(sb.symIdx, value) }
func (sb *SymbolBuilder) SetLocal(value bool) { sb.l.SetAttrLocal(sb.symIdx, value) }
func (sb *SymbolBuilder) SetVisibilityHidden(value bool) {
sb.l.SetAttrVisibilityHidden(sb.symIdx, value)
}
@ -334,6 +335,10 @@ func (sb *SymbolBuilder) SetAddrPlus(arch *sys.Arch, off int64, tgt Sym, add int
return off + int64(r.Size)
}
func (sb *SymbolBuilder) SetAddr(arch *sys.Arch, off int64, tgt Sym) int64 {
return sb.SetAddrPlus(arch, off, tgt, 0)
}
func (sb *SymbolBuilder) Addstring(str string) int64 {
sb.setReachable()
if sb.kind == 0 {