bjoernager/rust
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Add support for BPF inline assembly

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This commit is contained in:
Alessandro Decina 2021-04-20 19:03:10 +10:00
parent 12ac719b99
commit b2a6967114
10 changed files with 176 additions and 3 deletions
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4
compiler/rustc_codegen_ssa/src/target_features.rs
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@ -210,6 +210,8 @@ const WASM_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[
("nontrapping-fptoint", Some(sym::wasm_target_feature)),
];
const BPF_ALLOWED_FEATURES: &[(&str, Option<Symbol>)] = &[("alu32", Some(sym::bpf_target_feature))];
/// When rustdoc is running, provide a list of all known features so that all their respective
/// primitives may be documented.
///
@ -224,6 +226,7 @@ pub fn all_known_features() -> impl Iterator<Item = (&'static str, Option<Symbol
.chain(MIPS_ALLOWED_FEATURES.iter())
.chain(RISCV_ALLOWED_FEATURES.iter())
.chain(WASM_ALLOWED_FEATURES.iter())
.chain(BPF_ALLOWED_FEATURES.iter())
.cloned()
}
@ -237,6 +240,7 @@ pub fn supported_target_features(sess: &Session) -> &'static [(&'static str, Opt
"powerpc" | "powerpc64" => POWERPC_ALLOWED_FEATURES,
"riscv32" | "riscv64" => RISCV_ALLOWED_FEATURES,
"wasm32" | "wasm64" => WASM_ALLOWED_FEATURES,
"bpf" => BPF_ALLOWED_FEATURES,
_ => &[],
}
}