From eebbb2dfec16216987c2bab13495725512b46ac8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Sun, 6 Sep 2026 23:19:55 +0200
Subject: [PATCH] std.os.linux: add missing HWCAP constants for arm

---
 lib/std/os/linux.zig | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/lib/std/os/linux.zig b/lib/std/os/linux.zig
index 0f90d004262bc5baf645fe120af4246022d89e49..cc25ec9d82ccf6bc2e10ba8686f8edd9daf6d44a 100644
--- a/lib/std/os/linux.zig
+++ b/lib/std/os/linux.zig
@@ -643,6 +643,22 @@ pub const HWCAP = switch (native_arch) {
         pub const IDIV = IDIVA | IDIVT;
         pub const LPAE = 1 << 20;
         pub const EVTSTRM = 1 << 21;
+        pub const FPHP = 1 << 22;
+        pub const ASIMDHP = 1 << 23;
+        pub const ASIMDDP = 1 << 24;
+        pub const ASIMDFHM = 1 << 25;
+        pub const ASIMDBF16 = 1 << 26;
+        pub const I8MM = 1 << 27;
+
+        pub const @"2" = struct {
+            pub const AES = 1 << 0;
+            pub const PMULL = 1 << 1;
+            pub const SHA1 = 1 << 2;
+            pub const SHA2 = 1 << 3;
+            pub const CRC32 = 1 << 4;
+            pub const SB = 1 << 5;
+            pub const SSBS = 1 << 6;
+        };
     },
     .loongarch32, .loongarch64 => struct {
         pub const CPUCFG = 1 << 0;
-- 
2.54.0