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rust-lang/compiler-builtins

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Rust implementations of compiler-rt and libm

8 mentions on Hacker News by 8 people: 0 stories, 8 comments · first 2019-11-16 · latest 2026-07-01

Mentions per year 8 mentions · busiest year 2020 (3)
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  1. …memcpy, memmove, memset, memcmp, bcmp, and strlen are available, and it can provide them if needed: https://github.com/rust-lang/compiler-builtins
    comment by lights0123 · 2026-07-01 · in 1.38 Millimeter Microcontroller
  2. …like ARM or PowerPC64. LLVM I'm sure would //! be more than welcome to accept such a change! ” https://github.com/rust-lang/compiler-builtins/blob/master/s...
    comment by fweimer · 2024-03-02 · in Why do we need for an Undefined Behavior Annex to C++
  3. yes https://github.com/rust-lang/compiler-builtins/pull/370
    comment by zokier · 2022-05-11 · in Converting Integers to Floats Using Hyperfocus
  4. Rust already ships with its own memcpy, so it should be possible: https://github.com/rust-lang/compiler-builtins/blob/master/s...
    comment by sanxiyn · 2022-01-04 · in Porting Rust's Std to Rustix
  5. I believe between - this - https://docs.rs/gimli/0.23.0/gimli/ - https://github.com/rust-lang/compiler-builtins - https://github.com/redox-os/relibc - https://lld.llvm.org/ It finally possible to make Linux binaries in a high level…
    comment by Ericson2314 · 2020-11-17 · in 30% Faster Rust Build Times using Cranelift instead of the LLVM
  6. …try to implement the same optimizations in Rust in the upcoming weeks UPD And we opened an issue :) https://github.com/rust-lang/compiler-builtins/issues/368
    comment by danlark1 · 2020-07-19 · in Optimizing 128-bit Division
  7. …optimizations can be done to that code. [1]: https://github.com/rust-lang/rust/pull/38482 [0]: https://github.com/rust-lang/compiler-builtins/blob/master/s...
    comment by est31 · 2020-07-19 · in Optimizing 128-bit Division
  8. IIUC Rust stack overflows are actually checked, hit a guard page, and unwind the stack https://github.com/rust-lang/compiler-builtins/blob/master/s... A cactusref is owned by a single thread so there's no STW issue, but you also can't…
    comment by jashmatthews · 2019-11-16 · in GC Fun at Twitch