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ARM v8.1 extensions include support for rounding double multiply add/subtract instructions to the A64 SIMD instructions set. Let the userspace know about it via a HWCAP bit. Cc: Mark Rutland <mark.rutland@arm.com> Cc: Will Deacon <will.deacon@arm.com> Acked-by: Catalin Marinas <catalin.marinas@arm.com> Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Will Deacon <will.deacon@arm.com> |
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