Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Jump to bottom

Stabilize cmpxchg16b_target_feature #106774

Merged
merged 1 commit into from
Feb 28, 2023
Merged

Stabilize cmpxchg16b_target_feature #106774

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
3 changes: 1 addition & 2 deletions compiler/rustc_codegen_ssa/src/target_features.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -185,7 +185,7 @@ const X86_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
("avx512vpopcntdq", Some(sym::avx512_target_feature)),
("bmi1", None),
("bmi2", None),
("cmpxchg16b", Some(sym::cmpxchg16b_target_feature)),
("cmpxchg16b", None),
("ermsb", Some(sym::ermsb_target_feature)),
("f16c", None),
("fma", None),
Expand Down Expand Up @@ -393,7 +393,6 @@ pub fn from_target_feature(
Some(sym::sse4a_target_feature) => rust_features.sse4a_target_feature,
Some(sym::tbm_target_feature) => rust_features.tbm_target_feature,
Some(sym::wasm_target_feature) => rust_features.wasm_target_feature,
Some(sym::cmpxchg16b_target_feature) => rust_features.cmpxchg16b_target_feature,
Some(sym::movbe_target_feature) => rust_features.movbe_target_feature,
Some(sym::rtm_target_feature) => rust_features.rtm_target_feature,
Some(sym::ermsb_target_feature) => rust_features.ermsb_target_feature,
Expand Down
2 changes: 2 additions & 0 deletions compiler/rustc_feature/src/accepted.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,8 @@ declare_features! (
(accepted, clone_closures, "1.26.0", Some(44490), None),
/// Allows coercing non capturing closures to function pointers.
(accepted, closure_to_fn_coercion, "1.19.0", Some(39817), None),
/// Allows using `cmpxchg16b` from `core::arch::x86_64`.
(accepted, cmpxchg16b_target_feature, "CURRENT_RUSTC_VERSION", Some(44839), None),
/// Allows usage of the `compile_error!` macro.
(accepted, compile_error, "1.20.0", Some(40872), None),
/// Allows `impl Trait` in function return types.
Expand Down
1 change: 0 additions & 1 deletion compiler/rustc_feature/src/active.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -254,7 +254,6 @@ declare_features! (
(active, arm_target_feature, "1.27.0", Some(44839), None),
(active, avx512_target_feature, "1.27.0", Some(44839), None),
(active, bpf_target_feature, "1.54.0", Some(44839), None),
(active, cmpxchg16b_target_feature, "1.32.0", Some(44839), None),
(active, ermsb_target_feature, "1.49.0", Some(44839), None),
(active, hexagon_target_feature, "1.27.0", Some(44839), None),
(active, mips_target_feature, "1.27.0", Some(44839), None),
Expand Down
2 changes: 1 addition & 1 deletion library/core/src/lib.rs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -241,7 +241,6 @@
// Target features:
#![feature(arm_target_feature)]
#![feature(avx512_target_feature)]
#![feature(cmpxchg16b_target_feature)]
#![feature(hexagon_target_feature)]
#![feature(mips_target_feature)]
#![feature(powerpc_target_feature)]
Expand All @@ -250,6 +249,7 @@
#![feature(sse4a_target_feature)]
#![feature(tbm_target_feature)]
#![feature(wasm_target_feature)]
#![cfg_attr(bootstrap, feature(cmpxchg16b_target_feature))]

// allow using `core::` in intra-doc links
#[allow(unused_extern_crates)]
Expand Down