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| author |   Ard Biesheuvel <ardb@kernel.org> | 2021-12-13 15:02:52 +0100 |
|---|---|---|
| committer |   Catalin Marinas <catalin.marinas@arm.com> | 2021-12-14 12:14:26 +0000 |
| commit | 2c54b423cf85baed5ad9f9546f6c8ea741774a06 (patch) | |
| tree | 010e8a49aceae84010145ca1e51ed3e3d476a2c5 /Documentation/arm64 | |
| parent | Linux 5.16-rc3 (diff) | |
| download | linux-dev-2c54b423cf85baed5ad9f9546f6c8ea741774a06.tar.xz linux-dev-2c54b423cf85baed5ad9f9546f6c8ea741774a06.zip | |
arm64/xor: use EOR3 instructions when available
Use the EOR3 instruction to implement xor_blocks() if the instruction is
available, which is the case if the CPU implements the SHA-3 extension.
This is about 20% faster on Apple M1 when using the 5-way version.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20211213140252.2856053-1-ardb@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Diffstat (limited to 'Documentation/arm64')
0 files changed, 0 insertions, 0 deletions