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[strict provenance] Provide a way to "create allocations at a fixed address"

A-strict-provenanceArea: Strict provenance for raw pointersArea: Strict provenance for raw pointers

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

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#98593 In rust-lang/rust;

· RalfJung opened on Jun 27, 2022

Tracking Issue for the C-cmse-nonsecure-call ABI

A-codegenArea: Code generationArea: Code generation

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

F-abi_c_cmse_nonsecure_call`#![feature(abi_c_cmse_nonsecure_call)]``#![feature(abi_c_cmse_nonsecure_call)]`

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

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.

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

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#81391 In rust-lang/rust;

· hug-dev opened on Jan 25, 2021

Atomic compare_exchange(_weak) functions produce overly complicated asm code on thumbv7(e)m-none-eabi(hf) targets

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

I-heavyIssue: Problems and improvements with respect to binary size of generated code.Issue: Problems and improvements with respect to binary size of generated code.

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#79418 In rust-lang/rust;

· qwerty19106 opened on Nov 25, 2020

riscv: unable to use atomics with linker-plugin-lto

A-atomicArea: Atomics, barriers, and sync primitivesArea: Atomics, barriers, and sync primitives

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

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

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#69689 In rust-lang/rust;

· xobs opened on Mar 4, 2020

Tracking Issue for the <code>avr-interrupt</code>/<code>avr-non-blocking-interrupt</code> calling convention/ABI

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

B-unstableBlocker: Implemented in the nightly compiler and unstable.Blocker: Implemented in the nightly compiler and unstable.

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-AVRTarget: AVR processors (ATtiny, ATmega, etc.)Target: AVR processors (ATtiny, ATmega, etc.)

S-tracking-needs-summaryStatus: It's hard to tell what's been done and what hasn't! Someone should do some investigation.Status: It's hard to tell what's been done and what hasn't! Someone should do some investigation.

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

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#69664 In rust-lang/rust;

· dylanmckay opened on Mar 3, 2020

<code>#[used]</code> should work on functions

A-attributesArea: Attributes (`#[…]`, `#![…]`)Area: Attributes (`#[…]`, `#![…]`)

A-linkageArea: linking into static, shared libraries and binariesArea: linking into static, shared libraries and binaries

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

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

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#68322 In rust-lang/rust;

· jonas-schievink opened on Jan 17, 2020

Overhead of core::sync::atomic::* primitives in dev builds

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

C-optimizationCategory: An issue highlighting optimization opportunities or PRs implementing suchCategory: An issue highlighting optimization opportunities or PRs implementing such

I-heavyIssue: Problems and improvements with respect to binary size of generated code.Issue: Problems and improvements with respect to binary size of generated code.

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#68208 In rust-lang/rust;

· therealprof opened on Jan 14, 2020

Expose <code>abort</code> function from core

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

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

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#67952 In rust-lang/rust;

· m-ou-se opened on Jan 6, 2020

Should Thumb bugs get increased visibility, e.g. Tier 1 status?

I-needs-decisionIssue: In need of a decision.Issue: In need of a decision.

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

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.

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

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

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#60880 In rust-lang/rust;

· pnkfelix opened on May 16, 2019

[eRFC] Include call graph information in LLVM IR

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

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.

needs-fcpThis change is insta-stable, so needs a completed FCP to proceed.This change is insta-stable, so needs a completed FCP to proceed.

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#59412 In rust-lang/rust;

· japaric opened on Mar 25, 2019

Tracking issue for -Z emit-stack-sizes

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

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.

B-unstableBlocker: Implemented in the nightly compiler and unstable.Blocker: Implemented in the nightly compiler and unstable.

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

S-tracking-design-concernsStatus: There are blocking design concerns.Status: There are blocking design concerns.

S-tracking-needs-summaryStatus: It's hard to tell what's been done and what hasn't! Someone should do some investigation.Status: It's hard to tell what's been done and what hasn't! Someone should do some investigation.

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#54192 In rust-lang/rust;

· japaric opened on Sep 13, 2018

opt-level: z often worse than s, sometimes worse than 3 on small files

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.

I-heavyIssue: Problems and improvements with respect to binary size of generated code.Issue: Problems and improvements with respect to binary size of generated code.

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.

WG-embeddedWorking group: Embedded systemsWorking group: Embedded systems

Status: Open.

#54026 In rust-lang/rust;

· matthiaskrgr opened on Sep 7, 2018