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cmd/link: support cgo internal/linking on darwin/arm64

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Cgo programs work as well. Still not enabled by default for now.

Enable internal linking tests.

Updates #38485.

Change-Id: I8324a5c263fba221eb4e67d71207ca84fa241e6c
Reviewed-on: https://go-review.googlesource.com/c/go/+/263637
Trust: Cherry Zhang <cherryyz@google.com>
Run-TryBot: Cherry Zhang <cherryyz@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
This commit is contained in:
Cherry Zhang 2020-10-14 21:15:37 -04:00
parent bccdd31252
commit 627959eb04
8 changed files with 131 additions and 42 deletions
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8
src/cmd/link/internal/loader/loader.go
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@ -2622,11 +2622,15 @@ func (l *Loader) Dump() {
fmt.Println("Nsyms:", len(l.objSyms))
fmt.Println("syms")
for i := Sym(1); i < Sym(len(l.objSyms)); i++ {
pi := interface{}("")
pi := ""
if l.IsExternal(i) {
pi = fmt.Sprintf("<ext %d>", l.extIndex(i))
}
fmt.Println(i, l.SymName(i), l.SymType(i), pi)
sect := ""
if l.SymSect(i) != nil {
sect = l.SymSect(i).Name
}
fmt.Printf("%v %v %v %v %x %v\n", i, l.SymName(i), l.SymType(i), pi, l.SymValue(i), sect)
}
fmt.Println("symsByName")
for name, i := range l.symsByName[0] {