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cmd/link/internal/ld: add s390x support

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Introduces the new relocation variant RV_390_DBL which indicates
that the relocation value should be shifted right by 1 (to make
it 2-byte aligned).

Change-Id: I03fa96b4759ee19330c5298c3720746622fb1a03
Reviewed-on: https://go-review.googlesource.com/20878
Run-TryBot: Brad Fitzpatrick <bradfitz@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Michael Munday 2016-03-18 16:57:54 -04:00 • committed by Brad Fitzpatrick
parent 29267c2131
commit 163ff700b8
8 changed files with 170 additions and 28 deletions
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4
src/cmd/link/internal/ld/lib.go
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@ -339,7 +339,7 @@ func (mode *BuildMode) Set(s string) error {
switch goos {
case "linux":
switch goarch {
case "386", "amd64", "arm", "arm64", "ppc64le":
case "386", "amd64", "arm", "arm64", "ppc64le", "s390x":
default:
return badmode()
}
@ -1242,7 +1242,7 @@ func hostlinkArchArgs() []string {
switch Thearch.Thechar {
case '8':
return []string{"-m32"}
case '6', '9':
case '6', '9', 'z':
return []string{"-m64"}
case '5':
return []string{"-marm"}