diff --git a/compiler/rustc_target/src/target_features.rs b/compiler/rustc_target/src/target_features.rs
index 4eba426dda59f..fde7dfcabb701 100644
--- a/compiler/rustc_target/src/target_features.rs
+++ b/compiler/rustc_target/src/target_features.rs
@@ -492,7 +492,22 @@ static X86_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
 const HEXAGON_FEATURES: &[(&str, Stability, ImpliedFeatures)] = &[
     // tidy-alphabetical-start
     ("hvx", Unstable(sym::hexagon_target_feature), &[]),
+    ("hvx-ieee-fp", Unstable(sym::hexagon_target_feature), &["hvx"]),
+    ("hvx-length64b", Unstable(sym::hexagon_target_feature), &["hvx"]),
     ("hvx-length128b", Unstable(sym::hexagon_target_feature), &["hvx"]),
+    ("hvx-qfloat", Unstable(sym::hexagon_target_feature), &["hvx"]),
+    ("hvxv60", Unstable(sym::hexagon_target_feature), &["hvx"]),
+    ("hvxv62", Unstable(sym::hexagon_target_feature), &["hvxv60"]),
+    ("hvxv65", Unstable(sym::hexagon_target_feature), &["hvxv62"]),
+    ("hvxv66", Unstable(sym::hexagon_target_feature), &["hvxv65", "zreg"]),
+    ("hvxv67", Unstable(sym::hexagon_target_feature), &["hvxv66"]),
+    ("hvxv68", Unstable(sym::hexagon_target_feature), &["hvxv67"]),
+    ("hvxv69", Unstable(sym::hexagon_target_feature), &["hvxv68"]),
+    ("hvxv71", Unstable(sym::hexagon_target_feature), &["hvxv69"]),
+    ("hvxv73", Unstable(sym::hexagon_target_feature), &["hvxv71"]),
+    ("hvxv75", Unstable(sym::hexagon_target_feature), &["hvxv73"]),
+    ("hvxv79", Unstable(sym::hexagon_target_feature), &["hvxv75"]),
+    ("zreg", Unstable(sym::hexagon_target_feature), &[]),
     // tidy-alphabetical-end
 ];
 
@@ -949,7 +964,7 @@ const SPARC_FEATURES_FOR_CORRECT_FIXED_LENGTH_VECTOR_ABI: &'static [(u64, &'stat
     &[/*(64, "vis")*/];
 
 const HEXAGON_FEATURES_FOR_CORRECT_FIXED_LENGTH_VECTOR_ABI: &'static [(u64, &'static str)] =
-    &[/*(512, "hvx-length64b"),*/ (1024, "hvx-length128b")];
+    &[(512, "hvx-length64b"), (1024, "hvx-length128b")];
 const MIPS_FEATURES_FOR_CORRECT_FIXED_LENGTH_VECTOR_ABI: &'static [(u64, &'static str)] =
     &[(128, "msa")];
 const CSKY_FEATURES_FOR_CORRECT_FIXED_LENGTH_VECTOR_ABI: &'static [(u64, &'static str)] =
diff --git a/tests/ui/check-cfg/target_feature.stderr b/tests/ui/check-cfg/target_feature.stderr
index 6125e66320c8a..89123c9100825 100644
--- a/tests/ui/check-cfg/target_feature.stderr
+++ b/tests/ui/check-cfg/target_feature.stderr
@@ -131,7 +131,21 @@ LL |     cfg!(target_feature = "_UNEXPECTED_VALUE");
 `high-registers`
 `high-word`
 `hvx`
+`hvx-ieee-fp`
 `hvx-length128b`
+`hvx-length64b`
+`hvx-qfloat`
+`hvxv60`
+`hvxv62`
+`hvxv65`
+`hvxv66`
+`hvxv67`
+`hvxv68`
+`hvxv69`
+`hvxv71`
+`hvxv73`
+`hvxv75`
+`hvxv79`
 `hwdiv`
 `i8mm`
 `isa-68000`
@@ -431,6 +445,7 @@ LL |     cfg!(target_feature = "_UNEXPECTED_VALUE");
 `zksed`
 `zksh`
 `zkt`
+`zreg`
 `ztso`
 `zvbb`
 `zvbc`