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Rollup merge of #120965 - ChrisDenton:sahf, r=michaelwoerister

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Add lahfsahf and prfchw target feature

This adds target features for LAHF/SAHF and PrefetchW. These came up. along with the existing CMPXCHG16b. as [baseline features](c150e1ca-4a55-4a7e-94c5-bfc8c2e785c5/Windows%2010%20Minimum%20Hardware%20Requirements.pdf) required for x86_64 Windows 10+.
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Matthias Krüger 2024-02-12 23:18:54 +01:00 • committed by GitHub
commit 7075502b15
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8 changed files with 13 additions and 2 deletions
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2
compiler/rustc_span/src/symbol.rs
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@ -934,6 +934,7 @@ symbols! {
kreg0,
label,
label_break_value,
lahfsahf_target_feature,
lang,
lang_items,
large_assignments,
@ -1242,6 +1243,7 @@ symbols! {
prelude,
prelude_import,
preserves_flags,
prfchw_target_feature,
print_macro,
println_macro,
proc_dash_macro: "proc-macro",