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author	Paul A. Clarke <pc@us.ibm.com>
	Fri, 15 Mar 2019 23:04:24 +0000 (19:04 -0400)
committer	Paul A. Clarke <pc@us.ibm.com>
	Thu, 6 Jun 2019 19:11:56 +0000 (14:11 -0500)
commit	de751ebc9efa97ce0115e42bd55fa1beeb614380
tree	5dd54e292a36158dba41efd8491908f05365b3f8	tree \| snapshot
parent	28dd3939221ab26c6774097e9596e30d9753f758	commit \| diff

[powerpc] get_rounding_mode: utilize faster method to get rounding mode

Add support to use 'mffsl' instruction if compiled for POWER9 (or later).

Also, mask the result to avoid bleeding unrelated bits into the result of
_FPU_GET_RC().

Reviewed-by: Tulio Magno Quites Machado Filho <tuliom@linux.ibm.com>

ChangeLog		diff \| blob \| blame \| history
sysdeps/powerpc/fpu/get-rounding-mode.h	[new file with mode: 0644]	blob
sysdeps/powerpc/fpu_control.h		diff \| blob \| blame \| history

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