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Improve SIMD casts #92425
Improve SIMD casts #92425
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r? @estebank (rust-highfive has picked a reviewer for you, use r? to override) |
☔ The latest upstream changes (presumably #92518) made this pull request unmergeable. Please resolve the merge conflicts. |
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Brain finally thawed and allowed me to review things. Thank you for your patience. Only minimal remarks.
assert!(matches!(self.cx().type_kind(float_ty), TypeKind::Float | TypeKind::Double)); | ||
assert_eq!(self.cx().type_kind(int_ty), TypeKind::Integer); |
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Hm, isn't this redundant with the checks performed by calling float_width
and then matching on that? I suppose it doesn't exactly hurt to try to catch it in a single place here but...
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Yeah, it should error there, but I figure it's good to ensure that everything is the way we expect before going on.
Co-authored-by: Jubilee <46493976+workingjubilee@users.noreply.github.com>
That's fine. It will probably be more useful with a specific diagnostic message, but probably an ICE will eventually hit that path and inform what that message should have been. With that, everything looks like it should be in order! And in theory this is entirely additive so, @bors r+ rollup=always |
📌 Commit 49d36d7 has been approved by |
…askrgr Rollup of 9 pull requests Successful merges: - rust-lang#90782 (Implement raw-dylib support for windows-gnu) - rust-lang#91150 (Let qpath contain NtTy: `<$:ty as $:ty>::…`) - rust-lang#92425 (Improve SIMD casts) - rust-lang#92692 (Simplify and unify rustdoc sidebar styles) - rust-lang#92780 (Directly use ConstValue for single literals in blocks) - rust-lang#92924 (Delete pretty printer tracing) - rust-lang#93018 (Remove some unused `Ord` derives based on `Span`) - rust-lang#93026 (fix typo in `max` description for f32/f64) - rust-lang#93035 (Fix stdarch submodule pointing to commit outside tree) Failed merges: - rust-lang#92861 (Rustdoc mobile: put out-of-band info on its own line) r? `@ghost` `@rustbot` modify labels: rollup
simd_cast
intrinsic to takeusize
andisize
simd_as
intrinsic, which is the same assimd_cast
except for saturating float-to-int conversions (matching the behavior ofas
).cc @workingjubilee