]> git.baikalelectronics.ru Git - kernel.git/commit
arm64: v8.3: Support for Javascript conversion instruction
authorSuzuki K Poulose <suzuki.poulose@arm.com>
Tue, 14 Mar 2017 18:13:25 +0000 (18:13 +0000)
committerCatalin Marinas <catalin.marinas@arm.com>
Mon, 20 Mar 2017 16:29:28 +0000 (16:29 +0000)
commit851ff2f06c28469bd55d00fe924429fc6a43ac3b
tree484cfb45948628e4945cd808d26efeb1021105e7
parent9a41c5703de319e4b6afba14c63ac8c5ea51abdf
arm64: v8.3: Support for Javascript conversion instruction

ARMv8.3 adds support for a new instruction to perform conversion
from double precision floating point to integer  to match the
architected behaviour of the equivalent Javascript conversion.
Expose the availability via HWCAP and MRS emulation.

Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Documentation/arm64/cpu-feature-registers.txt
arch/arm64/include/asm/sysreg.h
arch/arm64/include/uapi/asm/hwcap.h
arch/arm64/kernel/cpufeature.c
arch/arm64/kernel/cpuinfo.c