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Make TLS __getit #[inline(always)] on non-Windows

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This may improve perf.
This commit is contained in:
Erik Desjardins 2022-02-25 15:21:27 -05:00
parent 6cbc6c35e4
commit 2d6d30f4a8
1 changed files with 2 additions and 2 deletions
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4
library/std/src/thread/local.rs
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@ -177,7 +177,7 @@ macro_rules! thread_local {
macro_rules! __thread_local_inner {
// used to generate the `LocalKey` value for const-initialized thread locals
(@key $t:ty, const $init:expr) => {{
#[cfg_attr(not(windows), inline)] // see comments below
#[cfg_attr(not(windows), inline(always))] // see comments below
unsafe fn __getit() -> $crate::option::Option<&'static $t> {
const INIT_EXPR: $t = $init;
@ -297,7 +297,7 @@ macro_rules! __thread_local_inner {
// gets the pessimistic path for now where it's never inlined.
//
// The issue of "should enable on Windows sometimes" is #84933
#[cfg_attr(not(windows), inline)]
#[cfg_attr(not(windows), inline(always))]
unsafe fn __getit() -> $crate::option::Option<&'static $t> {
#[cfg(all(target_family = "wasm", not(target_feature = "atomics")))]
static __KEY: $crate::thread::__StaticLocalKeyInner<$t> =