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keccak: rename f1600_armv8_sha3_asm (#26)

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Include the target architecture and feature in the name of the function.
This commit is contained in:
Tony Arcieri 2022-11-13 20:56:27 -07:00 committed by GitHub
parent 4e36eefaa0
commit 6bd1a6d0ab
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GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 5 additions and 5 deletions
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4
keccak/README.md
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@ -22,7 +22,7 @@ is built on this crate.
## Minimum Supported Rust Version
Rust **1.41** or higher.
Rust **1.41** or higher by default, or **1.59** with the `asm` feature enabled.
Minimum supported Rust version can be changed in the future, but it will be
done with a minor version bump.
@ -63,4 +63,4 @@ dual licensed as above, without any additional terms or conditions.
[//]: # (general links)
[1]: https://keccak.team/keccak.html
[`sha3`]: https://github.com/RustCrypto/hashes/tree/master/sha3
[`sha3`]: https://github.com/RustCrypto/hashes/tree/master/sha3

2
keccak/src/armv8.rs
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@ -4,7 +4,7 @@
/// Adapted from the Keccak-f1600 implementation in the XKCP/K12.
/// see <https://github.com/XKCP/K12/blob/df6a21e6d1f34c1aa36e8d702540899c97dba5a0/lib/ARMv8Asha3/KeccakP-1600-ARMv8Asha3.S#L69>
#[target_feature(enable = "sha3")]
pub unsafe fn f1600_asm(state: &mut [u64; 25]) {
pub unsafe fn f1600_armv8_sha3_asm(state: &mut [u64; 25]) {
core::arch::asm!("
// Read state
ld1.1d {{ v0- v3}}, [x0], #32

4
keccak/src/lib.rs
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@ -53,7 +53,7 @@ mod unroll;
mod armv8;
#[cfg(all(target_arch = "aarch64", feature = "asm"))]
pub use armv8::f1600_asm;
pub use armv8::f1600_armv8_sha3_asm;
#[cfg(all(target_arch = "aarch64", feature = "asm"))]
cpufeatures::new!(armv8_sha3_intrinsics, "sha3");
@ -159,7 +159,7 @@ impl_keccak!(f1600, u64);
#[cfg(all(target_arch = "aarch64", feature = "asm"))]
pub fn f1600(state: &mut [u64; PLEN]) {
if armv8_sha3_intrinsics::get() {
unsafe { f1600_asm(state) }
unsafe { f1600_armv8_sha3_asm(state) }
} else {
keccak_p(state, u64::KECCAK_F_ROUND_COUNT);
}