From: Nathan Moinvaziri <nathan@nathanm.com>
Date: Sun, 25 Jan 2026 02:00:50 +0000 (-0800)
Subject: Check cpuid availability on FreeBSD/OpenBSD when detecting fast/pmull
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=36df93cb3ce42f829c5076afcfaf382fbdff9c50;p=thirdparty%2Fzlib-ng.git

Check cpuid availability on FreeBSD/OpenBSD when detecting fast/pmull
---

diff --git a/arch/arm/arm_features.c b/arch/arm/arm_features.c
index 96e7679fe..20a363eb8 100644
--- a/arch/arm/arm_features.c
+++ b/arch/arm/arm_features.c
@@ -279,11 +279,10 @@ static inline int arm_cpu_has_fast_pmull(void) {
     /* On macOS, all Apple Silicon has fast PMULL */
     has_fast_pmull = 1;
 #elif defined(ARCH_64BIT) && !defined(_WIN32)
-#  if defined(__linux__)
-    /* We have to support the CPUID feature in HWCAP */
+    /* We need CPUID feature to read MIDR register */
     if (!arm_has_cpuid())
         return has_fast_pmull;
-#  endif
+
     uint64_t midr;
     __asm__ ("mrs %0, midr_el1" : "=r" (midr));