]> 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)
commit1c07666d456877d57104d6266e0ab581dbf24047
tree484cfb45948628e4945cd808d26efeb1021105e7
parent0eafaa358b14c15060376041c323c0a3f6f1f7e4
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