On Mon, Oct 14, 2019 at 2:09 AM Andreas Krebbel <kreb...@linux.ibm.com> wrote:
>
> 2019-10-14 Andreas Krebbel <kreb...@linux.ibm.com>
>
> * libgo/go/runtime/os_linux_s390x.go: cpu.go, cpu_s390x.go,
> cpu.go, and cpu_linux_s390x.go expect the hardware facilities in
> capital letters. Sync this file accordingly. Add support for the
> VXE HWCAP as well.
Thanks.
Committed to trunk.
Ian
> libgo/go/runtime/os_linux_s390x.go | 12 +++++++-----
> 1 file changed, 7 insertions(+), 5 deletions(-)
>
> diff --git a/libgo/go/runtime/os_linux_s390x.go
> b/libgo/go/runtime/os_linux_s390x.go
> index 7640273e202..46fe817c6dd 100644
> --- a/libgo/go/runtime/os_linux_s390x.go
> +++ b/libgo/go/runtime/os_linux_s390x.go
> @@ -16,18 +16,20 @@ const (
> _HWCAP_S390_DFP = 64
> _HWCAP_S390_ETF3EH = 256
> _HWCAP_S390_VX = 2048 // vector facility
> + _HWCAP_S390_VXE = 8192
> )
>
> func archauxv(tag, val uintptr) {
> switch tag {
> case _AT_HWCAP: // CPU capability bit flags
> - cpu.S390X.HasZArch = val&_HWCAP_S390_ZARCH != 0
> + cpu.S390X.HasZARCH = val&_HWCAP_S390_ZARCH != 0
> cpu.S390X.HasSTFLE = val&_HWCAP_S390_STFLE != 0
> - cpu.S390X.HasMSA = val&_HWCAP_S390_MSA != 0
> - cpu.S390X.HasLDisp = val&_HWCAP_S390_LDISP != 0
> - cpu.S390X.HasEImm = val&_HWCAP_S390_EIMM != 0
> + cpu.S390X.HasLDISP = val&_HWCAP_S390_LDISP != 0
> + cpu.S390X.HasEIMM = val&_HWCAP_S390_EIMM != 0
> cpu.S390X.HasDFP = val&_HWCAP_S390_DFP != 0
> - cpu.S390X.HasETF3Enhanced = val&_HWCAP_S390_ETF3EH != 0
> + cpu.S390X.HasETF3EH = val&_HWCAP_S390_ETF3EH != 0
> + cpu.S390X.HasMSA = val&_HWCAP_S390_MSA != 0
> cpu.S390X.HasVX = val&_HWCAP_S390_VX != 0
> + cpu.S390X.HasVXE = val&_HWCAP_S390_VXE != 0
> }
> }
> --
> 2.23.0
>
