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runtime: add s390x support (modified files only)

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Change-Id: Ib79ad4a890994ad64edb1feb79bd242d26b5b08a
Reviewed-on: https://go-review.googlesource.com/20945
Reviewed-by: Minux Ma <minux@golang.org>
Run-TryBot: Michael Munday <munday@ca.ibm.com>
TryBot-Result: Gobot Gobot <gobot@golang.org>
This commit is contained in:
Michael Munday 2016-03-18 19:02:52 -04:00 committed by Minux Ma
parent a2eded3421
commit 0f08dd2183
9 changed files with 11 additions and 9 deletions
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6
src/runtime/cgocall.go
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@ -246,8 +246,8 @@ func cgocallbackg1() {
case "386":
// On 386, stack frame is three words, plus caller PC.
cb = (*args)(unsafe.Pointer(sp + 4*sys.PtrSize))
case "ppc64", "ppc64le":
// On ppc64, the callback arguments are in the arguments area of
case "ppc64", "ppc64le", "s390x":
// On ppc64 and s390x, the callback arguments are in the arguments area of
// cgocallback's stack frame. The stack looks like this:
// +--------------------+------------------------------+
// | | ... |
@ -300,7 +300,7 @@ func unwindm(restore *bool) {
switch GOARCH {
default:
throw("unwindm not implemented")
case "386", "amd64", "arm", "ppc64", "ppc64le":
case "386", "amd64", "arm", "ppc64", "ppc64le", "s390x":
sched.sp = *(*uintptr)(unsafe.Pointer(sched.sp + sys.MinFrameSize))
case "arm64":
sched.sp = *(*uintptr)(unsafe.Pointer(sched.sp + 16))

2
src/runtime/extern.go
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@ -227,5 +227,5 @@ func Version() string {
const GOOS string = sys.TheGoos
// GOARCH is the running program's architecture target:
// 386, amd64, or arm.
// 386, amd64, arm, or s390x.
const GOARCH string = sys.TheGoarch

2
src/runtime/gcinfo_test.go
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@ -144,7 +144,7 @@ func infoBigStruct() []byte {
typeScalar, typeScalar, typeScalar, typeScalar, // t int; y uint16; u uint64
typePointer, typeScalar, // i string
}
case "arm64", "amd64", "mips64", "mips64le", "ppc64", "ppc64le":
case "arm64", "amd64", "mips64", "mips64le", "ppc64", "ppc64le", "s390x":
return []byte{
typePointer, // q *int
typeScalar, typeScalar, typeScalar, // w byte; e [17]byte

2
src/runtime/hash64.go
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@ -6,7 +6,7 @@
// xxhash: https://code.google.com/p/xxhash/
// cityhash: https://code.google.com/p/cityhash/
// +build amd64 amd64p32 arm64 mips64 mips64le ppc64 ppc64le
// +build amd64 amd64p32 arm64 mips64 mips64le ppc64 ppc64le s390x
package runtime

2
src/runtime/noasm.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// Routines that are implemented in assembly in asm_{amd64,386,arm,arm64,ppc64x}.s
// Routines that are implemented in assembly in asm_{amd64,386,arm,arm64,ppc64x,s390x}.s
// +build mips64 mips64le

1
src/runtime/os1_linux_generic.go
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@ -4,6 +4,7 @@
// +build !mips64
// +build !mips64le
// +build !s390x
// +build linux
package runtime

1
src/runtime/os2_linux_generic.go
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@ -4,6 +4,7 @@
// +build !mips64
// +build !mips64le
// +build !s390x
// +build linux
package runtime

2
src/runtime/runtime-gdb_test.go
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@ -104,7 +104,7 @@ func TestGdbPython(t *testing.T) {
// stack frames on RISC architectures.
canBackTrace := false
switch runtime.GOARCH {
case "amd64", "386", "ppc64", "ppc64le", "arm", "arm64", "mips64", "mips64le":
case "amd64", "386", "ppc64", "ppc64le", "arm", "arm64", "mips64", "mips64le", "s390x":
canBackTrace = true
args = append(args,
"-ex", "echo BEGIN goroutine 2 bt\n",

2
src/runtime/unaligned1.go
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@ -2,7 +2,7 @@
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
// +build 386 amd64 amd64p32 arm64 ppc64 ppc64le
// +build 386 amd64 amd64p32 arm64 ppc64 ppc64le s390x
package runtime