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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /src/tools/rustfmt/tests/target/cfg_if/detect/arch/aarch64.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/tools/rustfmt/tests/target/cfg_if/detect/arch/aarch64.rs | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/cfg_if/detect/arch/aarch64.rs b/src/tools/rustfmt/tests/target/cfg_if/detect/arch/aarch64.rs new file mode 100644 index 000000000..91c51ed89 --- /dev/null +++ b/src/tools/rustfmt/tests/target/cfg_if/detect/arch/aarch64.rs @@ -0,0 +1,98 @@ +//! Aarch64 run-time features. + +/// Checks if `aarch64` feature is enabled. +#[macro_export] +#[unstable(feature = "stdsimd", issue = "27731")] +#[allow_internal_unstable(stdsimd_internal, stdsimd)] +macro_rules! is_aarch64_feature_detected { + ("neon") => { + // FIXME: this should be removed once we rename Aarch64 neon to asimd + cfg!(target_feature = "neon") || $crate::detect::check_for($crate::detect::Feature::asimd) + }; + ("asimd") => { + cfg!(target_feature = "neon") || $crate::detect::check_for($crate::detect::Feature::asimd) + }; + ("pmull") => { + cfg!(target_feature = "pmull") || $crate::detect::check_for($crate::detect::Feature::pmull) + }; + ("fp") => { + cfg!(target_feature = "fp") || $crate::detect::check_for($crate::detect::Feature::fp) + }; + ("fp16") => { + cfg!(target_feature = "fp16") || $crate::detect::check_for($crate::detect::Feature::fp16) + }; + ("sve") => { + cfg!(target_feature = "sve") || $crate::detect::check_for($crate::detect::Feature::sve) + }; + ("crc") => { + cfg!(target_feature = "crc") || $crate::detect::check_for($crate::detect::Feature::crc) + }; + ("crypto") => { + cfg!(target_feature = "crypto") + || $crate::detect::check_for($crate::detect::Feature::crypto) + }; + ("lse") => { + cfg!(target_feature = "lse") || $crate::detect::check_for($crate::detect::Feature::lse) + }; + ("rdm") => { + cfg!(target_feature = "rdm") || $crate::detect::check_for($crate::detect::Feature::rdm) + }; + ("rcpc") => { + cfg!(target_feature = "rcpc") || $crate::detect::check_for($crate::detect::Feature::rcpc) + }; + ("dotprod") => { + cfg!(target_feature = "dotprod") + || $crate::detect::check_for($crate::detect::Feature::dotprod) + }; + ("ras") => { + compile_error!("\"ras\" feature cannot be detected at run-time") + }; + ("v8.1a") => { + compile_error!("\"v8.1a\" feature cannot be detected at run-time") + }; + ("v8.2a") => { + compile_error!("\"v8.2a\" feature cannot be detected at run-time") + }; + ("v8.3a") => { + compile_error!("\"v8.3a\" feature cannot be detected at run-time") + }; + ($t:tt,) => { + is_aarch64_feature_detected!($t); + }; + ($t:tt) => { + compile_error!(concat!("unknown aarch64 target feature: ", $t)) + }; +} + +/// ARM Aarch64 CPU Feature enum. Each variant denotes a position in a bitset +/// for a particular feature. +/// +/// PLEASE: do not use this, it is an implementation detail subject to change. +#[doc(hidden)] +#[allow(non_camel_case_types)] +#[repr(u8)] +#[unstable(feature = "stdsimd_internal", issue = "0")] +pub enum Feature { + /// ARM Advanced SIMD (ASIMD) + asimd, + /// Polynomial Multiply + pmull, + /// Floating point support + fp, + /// Half-float support. + fp16, + /// Scalable Vector Extension (SVE) + sve, + /// CRC32 (Cyclic Redundancy Check) + crc, + /// Crypto: AES + PMULL + SHA1 + SHA2 + crypto, + /// Atomics (Large System Extension) + lse, + /// Rounding Double Multiply (ASIMDRDM) + rdm, + /// Release consistent Processor consistent (RcPc) + rcpc, + /// Vector Dot-Product (ASIMDDP) + dotprod, +} |