Rollup merge of rust-lang#137527 - nikic:update-stdarch, r=Amanieu

Update stdarch

Update stdarch to fix rust-lang#137419. (This also pulls in a lot of other changes though).

r? `@Amanieu`

Author: GuillaumeGomez

library/core/Cargo.toml

@@ -32,6 +32,8 @@ check-cfg = [
     'cfg(bootstrap)',
     'cfg(no_fp_fmt_parse)',
     'cfg(stdarch_intel_sde)',
+    # #[cfg(bootstrap)]
+    'cfg(target_feature, values("vector-enhancements-1"))',
     # core use #[path] imports to portable-simd `core_simd` crate
     # and to stdarch `core_arch` crate which messes-up with Cargo list
     # of declared features, we therefor expect any feature cfg

library/core/src/lib.rs

@@ -205,11 +205,13 @@
 #![feature(arm_target_feature)]
 #![feature(avx512_target_feature)]
 #![feature(hexagon_target_feature)]
+#![feature(keylocker_x86)]
 #![feature(loongarch_target_feature)]
 #![feature(mips_target_feature)]
 #![feature(powerpc_target_feature)]
 #![feature(riscv_target_feature)]
 #![feature(rtm_target_feature)]
+#![feature(s390x_target_feature)]
 #![feature(sha512_sm_x86)]
 #![feature(sse4a_target_feature)]
 #![feature(tbm_target_feature)]