Re: [PATCH v2 0/4] s390x/tcg: fix booting Linux kernels compiled with clang-11 and clang-12

[Guenter Roeck]

On 1/8/21 5:20 AM, David Hildenbrand wrote:
> This series fixes booting current upstream Linux kernel compiled by
> clang-11 and clang-12 under TCG.
> 
> Decided to pull in already separatly sent patches. The last patch is
> not required to fix the boot issues, but related to patch #3.
> 
> Latest version of the patches available at:
> git@github.com:davidhildenbrand/qemu.git clang
> 
> v1 -> v2:
> - Add 's390x/tcg: Don't ignore content in r0 when not specified via "b" or
>   "x"'
> - Add 's390x/tcg: Ignore register content if b1/b2 is zero when handling
>   EXEUTE'
> - "s390x/tcg: Fix ALGSI"
> -- Fixup subject
> - "s390x/tcg: Fix RISBHG"
> -- Rephrase description, stating that it fixes clang-11
> 
> David Hildenbrand (4):
>   s390x/tcg: Fix ALGSI
>   s390x/tcg: Fix RISBHG
>   s390x/tcg: Only ignore content in r0 when specified via "b" or "x"
>   s390x/tcg: Ignore register content if b1/b2 is zero when handling
>     EXECUTE
> 
>  target/s390x/insn-data.def | 10 +++++-----
>  target/s390x/mem_helper.c  |  4 ++--
>  target/s390x/translate.c   | 33 +++++++++++++++++----------------
>  3 files changed, 24 insertions(+), 23 deletions(-)
> 

FWIW, for the series, with gcc 8.3.0 and 10.2.0, booting Linux kernel
v5.11-rc2-178-gf5e6c330254a:

Tested-by: Guenter Roeck <linux@roeck-us.net>

Guenter