Support vectors with fewer than 8 elements for simd_select_bitmask #77504
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(rust_highfive has picked a reviewer for you, use r? to override) |
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| @@ -793,14 +793,16 @@ fn generic_simd_intrinsic( | |||
| require_simd!(arg_tys[1], "argument"); | |||
| let v_len = arg_tys[1].simd_size(tcx); | |||
| require!( | |||
| m_len == v_len, | |||
| m_len == v_len || (m_len == 8 && v_len < 8), | |||
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Can you add a comment above the require that explains this? I found the juxtaposition between this and the error message below a bit confusing.
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r=me with CI passing and some kind of comment. |
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@bors r=ecstatic-morse |
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📌 Commit e41a144 has been approved by |
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Oct 4, 2020
…as-schievink Rollup of 8 pull requests Successful merges: - rust-lang#77072 (Minor `hash_map` doc adjustments + item attribute orderings) - rust-lang#77368 (Backport LLVM apfloat commit to rustc_apfloat) - rust-lang#77445 (BTreeMap: complete the compile-time test_variance test case) - rust-lang#77504 (Support vectors with fewer than 8 elements for simd_select_bitmask) - rust-lang#77513 (Change DocFragments from enum variant fields to structs with a nested enum) - rust-lang#77518 (Only use Fira Sans for the first `td` in item lists) - rust-lang#77521 (Move target feature whitelist from cg_llvm to cg_ssa) - rust-lang#77525 (Enable RenameReturnPlace MIR optimization on mir-opt-level >= 2) Failed merges: r? `@ghost`
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Resolves the issue raised here: rust-lang/stdarch#310 (comment)