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cmd/internal/obj: some platform independent bits of proper toolchain support for thread local storage

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Also simplifies some silliness around making the .tbss section wrt internal
vs external linking. The "make TLS make sense" project has quite a few more
steps to go.

Issue #11270

Change-Id: Ia4fa135cb22d916728ead95bdbc0ebc1ae06f05c
Reviewed-on: https://go-review.googlesource.com/13990
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Reviewed-by: David Crawshaw <crawshaw@golang.org>
Run-TryBot: David Crawshaw <crawshaw@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Michael Hudson-Doyle 2015-08-11 12:29:00 +12:00 • committed by David Crawshaw
parent 499c827516
commit 9e6ba37b86
6 changed files with 45 additions and 31 deletions
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3
src/cmd/internal/obj/data.go
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@ -63,6 +63,9 @@ func savedata(ctxt *Link, s *LSym, p *Prog, pn string) {
if ctxt.Enforce_data_order != 0 && off < int32(len(s.P)) {
ctxt.Diag("data out of order (already have %d)\n%v", len(s.P), p)
}
if s.Type == SBSS || s.Type == STLSBSS {
ctxt.Diag("cannot supply data for BSS var")
}
Symgrow(ctxt, s, int64(off+siz))
switch int(p.To.Type) {