[PATCH] s390: Add store CPU counter multiple instruction

Jens Remus jremus@linux.ibm.com
Mon Jun 22 12:14:38 GMT 2026


On 4/24/2026 10:40 AM, Jens Remus wrote:
> IBM z13 introduced the "store CPU counter multiple" (stcctm) instruction
> with the Store-CPU-Counter-Multiple Facility, which is part of the
> CPU-Measurement Facilities (CPUMF) [1].
> 
> While at it add a comment to the s390 opcode table for the existing
> CPUMF instructions.

Gentle ping, due to approaching Binutils 2.47 release cutoff date.

> 
> [1]: The Load-Program-Parameter and the CPU-Measurement Facilities,
>      SA23-2260-08,
>      https://www.ibm.com/docs/en/module_1678991624569/pdf/SA23-2260-08.pdf
> 
> opcodes/
> 	* s390-opc.txt (stcctm): Add store CPU counter multiple
> 	instruction.  Add comment on CPUMF instructions.
> 
> gas/testsuite/
> 	* gas/s390/zarch-z13.d (stcctm): Add test for store CPU counter
> 	multiple instruction.
> 	* gas/s390/zarch-z13.s (stcctm): Likewise.
> 
> Signed-off-by: Jens Remus <jremus@linux.ibm.com>
> ---
>  gas/testsuite/gas/s390/zarch-z13.d | 2 ++
>  gas/testsuite/gas/s390/zarch-z13.s | 1 +
>  opcodes/s390-opc.txt               | 8 ++++++++
>  3 files changed, 11 insertions(+)
Thanks and regards,
Jens
-- 
Jens Remus
Linux on Z Development (D3303)
jremus@de.ibm.com / jremus@linux.ibm.com

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