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Re: [PATCH] S/390: Add support for the new IBM zEnterprise 196
- From: Martin Schwidefsky <schwidefsky at de dot ibm dot com>
- To: "Andreas Krebbel" <krebbel at linux dot vnet dot ibm dot com>
- Cc: binutils at sourceware dot org
- Date: Mon, 27 Sep 2010 13:47:00 +0200
- Subject: Re: [PATCH] S/390: Add support for the new IBM zEnterprise 196
- References: <20100924153026.GA5054@bart>
On Fri, 24 Sep 2010 17:30:26 +0200
"Andreas Krebbel" <krebbel@linux.vnet.ibm.com> wrote:
> the attached patch adds support for the latest release of the IBM
> mainframe series - the IBM zEnterprise 196 (z196) - to the Binutils
> package.
>
> The new -march=z196 option can be used to assemble code for the new
> machine.
>
> Documentation can be downloaded from here:
>
> z/Architecture Principles of Operation:
> http://publibfi.boulder.ibm.com/epubs/pdf/dz9zr008.pdf
>
> z/Architecture Reference Summary:
> http://publibfi.boulder.ibm.com/epubs/pdf/dz9zs006.pdf
>
> Highlights (from an instruction set perspective):
>
> * out-of-order pipeline architecture
> * conditional load/store instructions
> * new 3 register operand instructions
> * instructions using the upper 32 bit register halfs independently
> * population count instruction counting the 1-bits in a register
> * new atomic instructions
>
> No testsuite regressions.
>
> Ok to apply?
Yes, go ahead.
--
blue skies,
Martin.
"Reality continues to ruin my life." - Calvin.