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(parent: 0cd3def) | patch
arm64: introduce mov_q macro to move a constant into a 64-bit register
authorArd Biesheuvel <ard.biesheuvel@linaro.org>
Mon, 18 Apr 2016 15:09:44 +0000 (17:09 +0200)
committerWill Deacon <will.deacon@arm.com>
Tue, 26 Apr 2016 11:22:59 +0000 (12:22 +0100)
commit30b5ba5cf333cc650e474eaf2cc1ae91bc7cf89f
tree4a812bfdf836f1f8e59e7f8d4c67ef7a52f2758btree | snapshot (tar.gz zip)
parent0cd3defe0af4153ffc5fe39bcfa4abfc301984e9commit | diff
arm64: introduce mov_q macro to move a constant into a 64-bit register

Implement a macro mov_q that can be used to move an immediate constant
into a 64-bit register, using between 2 and 4 movz/movk instructions
(depending on the operand)

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Will Deacon <will.deacon@arm.com>
arch/arm64/include/asm/assembler.h diff | blob | blame | history