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Compiling no_std for i686-pc-windows-gnu ignores panic=abort

-Zbuild-stdUnstable Cargo option: Compile the standard library yourself.Unstable Cargo option: Compile the standard library yourself.

A-crossArea: Cross compilationArea: Cross compilation

A-panicArea: Panicking machineryArea: Panicking machinery

C-bugCategory: This is a bug.Category: This is a bug.

O-windows-gnuToolchain: GNU, Operating system: WindowsToolchain: GNU, Operating system: Windows

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#133826 In rust-lang/rust;

· Irate-Walrus opened on Dec 3, 2024

Forbid disabling SSE on x86 targets that have SSE in their "baseline"

A-target-featureArea: Enabling/disabling target features like AVX, Neon, etc.Area: Enabling/disabling target features like AVX, Neon, etc.

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#133611 In rust-lang/rust;

· RalfJung opened on Nov 29, 2024

All interrupt ABIs should enforce either () or ! as return types

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

C-bugCategory: This is a bug.Category: This is a bug.

F-abi_x86_interrupt

O-msp430

O-riscvTarget: RISC-V architectureTarget: RISC-V architecture

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#132841 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

extern "x86-interrupt" fn allows absurd signatures

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

C-bugCategory: This is a bug.Category: This is a bug.

F-abi_x86_interrupt

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#132835 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

Directly calling "x86-interrupt" fn should be invalid

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

A-hardware-interruptsArea: Code for handling the "interrupt ABI" of various processorsArea: Code for handling the "interrupt ABI" of various processors

C-bugCategory: This is a bug.Category: This is a bug.

F-abi_x86_interrupt

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#132834 In rust-lang/rust;

· workingjubilee opened on Nov 10, 2024

x86-32 "f16" ABI needs SSE, incompatible with i586 targets

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

C-bugCategory: This is a bug.Category: This is a bug.

F-f16_and_f128`#![feature(f16)]`, `#![feature(f128)]``#![feature(f16)]`, `#![feature(f128)]`

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

S-waiting-on-LLVMStatus: the compiler-dragon is eepy, can someone get it some tea?Status: the compiler-dragon is eepy, can someone get it some tea?

Status: Open.

#131819 In rust-lang/rust;

· RalfJung opened on Oct 17, 2024

Tracking Issue for -Zregparm

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-CLIArea: Command-line interface (CLI) to the compilerArea: Command-line interface (CLI) to the compiler

A-rust-for-linuxRelevant for the Rust-for-Linux projectRelevant for the Rust-for-Linux project

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#131749 In rust-lang/rust;

· azhogin opened on Oct 15, 2024

Tracking Issue for bf16 type in stdarch avx512

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

Tracking Issue

#127356 In rust-lang/rust;

· sayantn opened on Jul 5, 2024

Tracking Issue for AVX512_FP16 intrinsics

A-SIMDArea: SIMD (Single Instruction Multiple Data)Area: SIMD (Single Instruction Multiple Data)

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

T-libs-apiRelevant to the library API team, which will review and decide on the PR/issue.Relevant to the library API team, which will review and decide on the PR/issue.

Status: Open.

Tracking Issue

#127213 In rust-lang/rust;

· sayantn opened on Jul 1, 2024

Tracking Issue for XOP target feature

A-SIMDArea: SIMD (Single Instruction Multiple Data)Area: SIMD (Single Instruction Multiple Data)

A-target-featureArea: Enabling/disabling target features like AVX, Neon, etc.Area: Enabling/disabling target features like AVX, Neon, etc.

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

O-x86_64Target: x86-64 processors (like x86_64-*)Target: x86-64 processors (like x86_64-*)

Status: Open.

#127208 In rust-lang/rust;

· sayantn opened on Jul 1, 2024

i686-unknown-freebsd uses base.cpu = "pentium4" but the version in ports patches it to be `base.cpu = "pentiumpro"

O-freebsdOperating system: FreeBSDOperating system: FreeBSD

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#117182 In rust-lang/rust;

· estebank opened on Oct 25, 2023

Tracking issue: 32bit x86 targets lose float NaN payload in return values

A-ABIArea: Concerning the application binary interface (ABI)Area: Concerning the application binary interface (ABI)

A-floating-pointArea: Floating point numbers and arithmeticArea: Floating point numbers and arithmetic

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

O-x86_32Target: x86 processors, 32 bit (like i686-*)Target: x86 processors, 32 bit (like i686-*)

Status: Open.

#115567 In rust-lang/rust;

· RalfJung opened on Sep 5, 2023