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Stabilize f16c_target_feature #106323

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merged 1 commit into from
Jan 12, 2023
Merged

Stabilize f16c_target_feature #106323

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3 changes: 1 addition & 2 deletions compiler/rustc_codegen_ssa/src/target_features.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -187,7 +187,7 @@ const X86_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
("bmi2", None),
("cmpxchg16b", Some(sym::cmpxchg16b_target_feature)),
("ermsb", Some(sym::ermsb_target_feature)),
("f16c", Some(sym::f16c_target_feature)),
("f16c", None),
("fma", None),
("fxsr", None),
("gfni", Some(sym::avx512_target_feature)),
Expand Down Expand Up @@ -396,7 +396,6 @@ pub fn from_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::f16c_target_feature) => rust_features.f16c_target_feature,
Some(sym::ermsb_target_feature) => rust_features.ermsb_target_feature,
Some(sym::bpf_target_feature) => rust_features.bpf_target_feature,
Some(sym::aarch64_ver_target_feature) => rust_features.aarch64_ver_target_feature,
Expand Down
2 changes: 2 additions & 0 deletions compiler/rustc_feature/src/accepted.rs
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Expand Up @@ -161,6 +161,8 @@ declare_features! (
(accepted, extern_crate_self, "1.34.0", Some(56409), None),
/// Allows access to crate names passed via `--extern` through prelude.
(accepted, extern_prelude, "1.30.0", Some(44660), None),
/// Allows using F16C intrinsics from `core::arch::{x86, x86_64}`.
(accepted, f16c_target_feature, "CURRENT_RUSTC_VERSION", Some(44839), None),
/// Allows field shorthands (`x` meaning `x: x`) in struct literal expressions.
(accepted, field_init_shorthand, "1.17.0", Some(37340), None),
/// Allows `#[must_use]` on functions, and introduces must-use operators (RFC 1940).
Expand Down
1 change: 0 additions & 1 deletion compiler/rustc_feature/src/active.rs
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Expand Up @@ -256,7 +256,6 @@ declare_features! (
(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, f16c_target_feature, "1.36.0", Some(44839), None),
(active, hexagon_target_feature, "1.27.0", Some(44839), None),
(active, mips_target_feature, "1.27.0", Some(44839), None),
(active, movbe_target_feature, "1.34.0", Some(44839), None),
Expand Down
2 changes: 1 addition & 1 deletion library/core/src/lib.rs
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Expand Up @@ -238,7 +238,6 @@
#![feature(arm_target_feature)]
#![feature(avx512_target_feature)]
#![feature(cmpxchg16b_target_feature)]
#![feature(f16c_target_feature)]
#![feature(hexagon_target_feature)]
#![feature(mips_target_feature)]
#![feature(powerpc_target_feature)]
Expand All @@ -247,6 +246,7 @@
#![feature(sse4a_target_feature)]
#![feature(tbm_target_feature)]
#![feature(wasm_target_feature)]
#![cfg_attr(bootstrap, feature(f16c_target_feature))]

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