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Diffstat (limited to '')
-rw-r--r-- | src/tools/rustfmt/tests/target/cfg_if/detect/arch/mips.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/tools/rustfmt/tests/target/cfg_if/detect/arch/mips.rs b/src/tools/rustfmt/tests/target/cfg_if/detect/arch/mips.rs new file mode 100644 index 000000000..2397a0906 --- /dev/null +++ b/src/tools/rustfmt/tests/target/cfg_if/detect/arch/mips.rs @@ -0,0 +1,30 @@ +//! Run-time feature detection on MIPS. + +/// Checks if `mips` feature is enabled. +#[macro_export] +#[unstable(feature = "stdsimd", issue = "27731")] +#[allow_internal_unstable(stdsimd_internal, stdsimd)] +macro_rules! is_mips_feature_detected { + ("msa") => { + cfg!(target_feature = "msa") || $crate::detect::check_for($crate::detect::Feature::msa) + }; + ($t:tt,) => { + is_mips_feature_detected!($t); + }; + ($t:tt) => { + compile_error!(concat!("unknown mips target feature: ", $t)) + }; +} + +/// MIPS 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 { + /// MIPS SIMD Architecture (MSA) + msa, +} |