Re: [Qemu-devel] [PATCH 0/7] POWER9 TCG and softfloat enablements - part16 + s390 float fixes

[David Gibson <david@gibson.dropbear.id.au>]

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On Fri, Feb 10, 2017 at 12:53:04PM +0530, Bharata B Rao wrote:
> This series contains 2 new instructions (xscvqpudz, xscvqpuwz) and
> round-to-odd variants of 6 instructions (xsaddqpo, xsmulqpo, xsdivqpo,
> xscvqpdpo, xssqrtqpo, xssubqpo)
>  
> This also includes softfloat enhancements that are needed by
> the above instructions. These softfloat patches have been posted
> separately earlier and reviewed. Including them here as the new
> instructions here depend on them.
> 
> I also saw that target-s390 also needs float128_to_uint64() and
> float128_to_uint32(). Implemented the latter in this series and
> made fixes in s390 code to use them. Note that s390 changes have
> been compile-tested only. The last two patches ideally needn't
> be part of this series, but included them here as s390 fixes
> depend on the softfloat changes that are part of this patchset.

4 & 5 also applied to my tree.  6 & 7 I'll leave to go through the
s390 tree.

> 
> Bharata B Rao (7):
>   softfloat: Add round-to-odd rounding mode
>   softfloat: Add float128_to_uint64_round_to_zero()
>   softfloat: Add float128_to_uint32_round_to_zero()
>   target-ppc: Implement round to odd variants of quad FP instructions
>   target-ppc: Add xscvqpudz and xscvqpuwz instructions
>   softfloat: Add float128_to_uint32()
>   target-s390: Use float128_to_uint[64/32] where required
> 
>  fpu/softfloat.c                     | 125 +++++++++++++++++++++++++++++++++++-
>  include/fpu/softfloat.h             |   6 ++
>  target/ppc/fpu_helper.c             |  44 ++++++-------
>  target/ppc/helper.h                 |   2 +
>  target/ppc/translate/vsx-impl.inc.c |   2 +
>  target/ppc/translate/vsx-ops.inc.c  |   4 +-
>  target/s390x/fpu_helper.c           |   6 +-
>  7 files changed, 161 insertions(+), 28 deletions(-)
> 

-- 
David Gibson			| I'll have my music baroque, and my code
david AT gibson.dropbear.id.au	| minimalist, thank you.  NOT _the_ _other_
				| _way_ _around_!
http://www.ozlabs.org/~dgibson

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