Add vector support for @popCount

1 files changed, 5 insertions, 3 deletions

diff --git a/doc/langref.html.in b/doc/langref.html.in
index 0e3e32c52a..ebb81884e5 100644
--- a/doc/langref.html.in
+++ b/doc/langref.html.in
@@ -8105,12 +8105,14 @@ test "@wasmMemoryGrow" {
       {#header_close#}
 
       {#header_open|@popCount#}
-      <pre>{#syntax#}@popCount(comptime T: type, integer: T){#endsyntax#}</pre>
+      <pre>{#syntax#}@popCount(comptime T: type, operand: T){#endsyntax#}</pre>
+      <p>{#syntax#}T{#endsyntax#} must be an integer type.</p>
+      <p>{#syntax#}operand{#endsyntax#} may be an {#link|integer|Integers#} or {#link|vector|Vectors#}.</p>
       <p>Counts the number of bits set in an integer.</p>
       <p>
-      If {#syntax#}integer{#endsyntax#} is known at {#link|comptime#},
+      If {#syntax#}operand{#endsyntax#} is a {#link|comptime#}-known integer,
       the return type is {#syntax#}comptime_int{#endsyntax#}.
-      Otherwise, the return type is an unsigned integer with the minimum number
+      Otherwise, the return type is an unsigned integer or vector of unsigned integers with the minimum number
       of bits that can represent the bit count of the integer type.
       </p>
       {#see_also|@ctz|@clz#}