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makotokato
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CRC32 is supported on A32 and T32.

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r? @gnzlbg

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@makotokato
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LLVM ERROR: Cannot select: intrinsic %llvm.arm.crc32b

Hmm, I will recheck this error on my armv8 aarch32 linux machine.

CRC32 is supported on A32 and T32.
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gnzlbg commented Dec 23, 2019

Let me know if you need help. Maybe a target feature is missing on arm, or the intrinsic has a likely different name, or LLVM does not support the intrinsic for arm 32-bit yet.

@@ -34,6 +34,11 @@ mod neon;
))]
pub use self::neon::*;

#[cfg(any(target_arch = "aarch64", target_feature = "v7"))]
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Why is v7 required here?

@Amanieu Amanieu merged commit 760bcfe into rust-lang:master Mar 30, 2020
@makotokato makotokato deleted the crc branch October 13, 2020 07:44
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4 participants