From 80b74d397fffc9deaafd2b44552ba3a9107b4d5b Mon Sep 17 00:00:00 2001 From: daxpedda Date: Sat, 13 Jul 2024 00:10:33 +0200 Subject: Implement a implicit target feature mechanism --- compiler/rustc_codegen_ssa/src/target_features.rs | 8 ++++++++ 1 file changed, 8 insertions(+) (limited to 'compiler/rustc_codegen_ssa/src') diff --git a/compiler/rustc_codegen_ssa/src/target_features.rs b/compiler/rustc_codegen_ssa/src/target_features.rs index b52e6259944..127244a34f8 100644 --- a/compiler/rustc_codegen_ssa/src/target_features.rs +++ b/compiler/rustc_codegen_ssa/src/target_features.rs @@ -97,6 +97,14 @@ pub fn from_target_feature( Some(Symbol::intern(feature)) })); } + + for (feature, requires) in tcx.sess.target.implicit_target_features() { + if target_features.iter().any(|f| f.as_str() == *feature) + && !target_features.iter().any(|f| f.as_str() == *requires) + { + target_features.push(Symbol::intern(requires)); + } + } } /// Computes the set of target features used in a function for the purposes of -- cgit 1.4.1-3-g733a5