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Issues list

Add support for host tools on the arm64e-apple-darwin target C-tracking-issue Category: A tracking issue for an RFC or an unstable feature. O-apple Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS) O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state
#132945 opened Nov 12, 2024 by arttet
2 tasks
Failed to build jemallocator on arm64e-apple-darwin C-external-bug Category: issue that is caused by bugs in software beyond our control O-apple Operating system: Apple (macOS, iOS, tvOS, visionOS, watchOS) O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state
#131884 opened Oct 18, 2024 by arttet
5
get_unchecked() is never inlined on armv7-unknown-linux-gnueabihf in functions with #[target_feature(enable = "neon")] A-codegen Area: Code generation A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. A-SIMD Area: SIMD (Single Instruction Multiple Data) A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. C-bug Category: This is a bug. I-slow Issue: Problems and improvements with respect to performance of generated code. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#131745 opened Oct 15, 2024 by hkratz
1
Add armv7a-vex-v5 tier three target A-testsuite Area: The testsuite used to check the correctness of rustc O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state S-waiting-on-review Status: Awaiting review from the assignee but also interested parties. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#131530 opened Oct 11, 2024 by max-niederman Loading…
@thomcc
35
-Crelocation-model=rwpi (and possibly others) are unsound due to affecting the ABI I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-AArch64 Armv8-A or later processors in AArch64 mode O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-medium Medium priority
#131300 opened Oct 5, 2024 by RalfJung
4
Invalid metadata for arm64e due to Xcode 15+ on ARM64e macOS C-bug Category: This is a bug. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state O-macos Operating system: macOS P-high High priority regression-untriaged Untriaged performance or correctness regression. T-bootstrap Relevant to the bootstrap subteam: Rust's build system (x.py and src/bootstrap) T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130834 opened Sep 25, 2024 by arttet
4
Stabilisation of ARM AES intrinsics missing from 1.72 release notes A-docs Area: documentation for any part of the project, including the compiler, standard library, and tools O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-libs-api Relevant to the library API team, which will review and decide on the PR/issue. T-release Relevant to the release subteam, which will review and decide on the PR/issue.
#130717 opened Sep 22, 2024 by ctz
2
Tracking issue for release notes of #130295: Fix target-cpu fpu features on Armv8-R. A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state relnotes Marks issues that should be documented in the release notes of the next release. relnotes-tracking-issue Marks issues tracking what text to put in release notes. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#130296 opened Sep 13, 2024 by rustbot
3 tasks
1.83.0
c_char signedness doesn't match with Clang's default on various no-std and tier 3 targets A-ABI Area: Concerning the application binary interface (ABI) C-bug Category: This is a bug. O-AArch64 Armv8-A or later processors in AArch64 mode O-android Operating system: Android O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state O-bare-metal Target: Rust without an operating system O-csky Target: glaCSKY above covers over me~ O-hermit Operating System: Hermit O-illumos the other shiny OS O-riscv Target: RISC-V architecture T-libs Relevant to the library team, which will review and decide on the PR/issue.
#129945 opened Sep 3, 2024 by taiki-e
1
5
-Csoft-float flag is unsound A-ABI Area: Concerning the application binary interface (ABI) A-codegen Area: Code generation A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-medium Medium priority T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#129893 opened Sep 2, 2024 by RalfJung
20
32-bit ARM NEON intrinsics are unsound due to subnormal flushing A-floating-point Area: Floating point numbers and arithmetic I-miscompile Issue: Correct Rust code lowers to incorrect machine code I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-medium Medium priority T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#129880 opened Sep 2, 2024 by RalfJung
1
Compiler does not recognize the reserve-r9 target feature A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#129558 opened Aug 25, 2024 by Alvenix
Illegal instructions generated for Arm Cortex-R5 processor when compiling code using floating-point operations A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. I-miscompile Issue: Correct Rust code lowers to incorrect machine code I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-medium Medium priority
#128448 opened Jul 31, 2024 by rikyborg
11
Arm32 EABI exception handling A-runtime Area: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state O-netbsd Operating system: NetBSD T-libs Relevant to the library team, which will review and decide on the PR/issue.
#128156 opened Jul 24, 2024 by workingjubilee
2 tasks
3
Support vfp5 target feature A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. C-feature-request Category: A feature request, i.e: not implemented / a PR. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#127449 opened Jul 7, 2024 by boozook
Can't use vmsr instruction in global_asm! on armv7r-none-eabihf without codegen-units=1 A-inline-assembly Area: Inline assembly (`asm!(…)`) A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. A-target-feature Area: Enabling/disabling target features like AVX, Neon, etc. C-bug Category: This is a bug. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state S-waiting-on-LLVM Status: the compiler-dragon is eepy, can someone get it some tea? T-compiler Relevant to the compiler team, which will review and decide on the PR/issue. T-libs Relevant to the library team, which will review and decide on the PR/issue.
#127269 opened Jul 3, 2024 by jonathanpallant
8
"rustc-LLVM ERROR: underestimated function size" on thumbv6m-none-eabi A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. I-crash Issue: The compiler crashes (SIGSEGV, SIGABRT, etc). Use I-ICE instead when the compiler panics. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state S-has-mcve Status: A Minimal Complete and Verifiable Example has been found for this issue T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#126527 opened Jun 15, 2024 by mcclure
7
Suboptimal codegen for ARM32 targets when performing offset load A-codegen Area: Code generation A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state S-has-mcve Status: A Minimal Complete and Verifiable Example has been found for this issue T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#125386 opened May 21, 2024 by zesterer
1
Tracking Issue for CRC32 intrinsics on 32-bit ARM C-tracking-issue Category: A tracking issue for an RFC or an unstable feature. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#125085 opened May 13, 2024 by ssukanmi
3 tasks
rust 1.77.1 fails to build natively on armv7-unknown-netbsd-eabihf C-bug Category: This is a bug. I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state O-netbsd Operating system: NetBSD P-low Low priority regression-from-stable-to-stable Performance or correctness regression from one stable version to another. S-needs-repro Status: This issue has no reproduction and needs a reproduction to make progress. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#123549 opened Apr 6, 2024 by he32
17
Rust 1.45+ generates suboptimal control flow for ARMv7 atomic compare exchange A-codegen Area: Code generation A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-optimization Category: An issue highlighting optimization opportunities or PRs implementing such I-heavy Issue: Problems and improvements with respect to binary size of generated code. I-slow Issue: Problems and improvements with respect to performance of generated code. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-low Low priority regression-from-stable-to-stable Performance or correctness regression from one stable version to another. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#123113 opened Mar 26, 2024 by ds84182
2
f64::round doesn't work properly on arm-unknown-linux-gnueabi A-LLVM Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues. C-bug Category: This is a bug. E-needs-investigation Call for partcipation: This issues needs some investigation to determine current status I-miscompile Issue: Correct Rust code lowers to incorrect machine code I-unsound Issue: A soundness hole (worst kind of bug), see: https://en.wikipedia.org/wiki/Soundness O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state P-high High priority T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#122294 opened Mar 10, 2024 by vklachkov
7
Is core::fmt::float poorly optimized on thumbv7em-none-eabihf or is the binary analysis tooling incorrect? A-codegen Area: Code generation I-heavy Issue: Problems and improvements with respect to binary size of generated code. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state S-needs-repro Status: This issue has no reproduction and needs a reproduction to make progress. T-compiler Relevant to the compiler team, which will review and decide on the PR/issue.
#118337 opened Nov 26, 2023 by no111u3
19
Tracking Issue for 32-bit ARM DSP intrinsics A-SIMD Area: SIMD (Single Instruction Multiple Data) C-tracking-issue Category: A tracking issue for an RFC or an unstable feature. O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#117237 opened Oct 26, 2023 by Amanieu
3 tasks
1
Tracking Issue for NEON dot product intrinsics A-SIMD Area: SIMD (Single Instruction Multiple Data) C-tracking-issue Category: A tracking issue for an RFC or an unstable feature. O-AArch64 Armv8-A or later processors in AArch64 mode O-Arm Target: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state T-libs-api Relevant to the library API team, which will review and decide on the PR/issue.
#117224 opened Oct 26, 2023 by Amanieu
3 tasks
1
ProTip! Exclude everything labeled bug with -label:bug.