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From: Michael Froman <mfroman@mozilla.com>
Date: Thu, 11 Sep 2025 14:17:00 -0500
cpu_info.cc r?ng!
Mercurial Revision: https://hg.mozilla.org/mozilla-central/rev/e3b37acb8816aefb9134a68cafad8c7d5e145179
---
rtc_base/cpu_info.cc | 9 +++++++--
1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/rtc_base/cpu_info.cc b/rtc_base/cpu_info.cc
index 0923e7aca7..2f2108464b 100644
--- a/rtc_base/cpu_info.cc
+++ b/rtc_base/cpu_info.cc
@@ -21,8 +21,10 @@
#include <unistd.h>
#elif defined(WEBRTC_FUCHSIA)
#include <zircon/syscalls.h>
-#elif defined(WEBRTC_LINUX)
+#elif defined(WEBRTC_LINUX) || defined(WEBRTC_BSD)
+#if defined(WEBRTC_LINUX)
#include <features.h>
+#endif
#include <stdlib.h>
#include <string.h> // IWYU pragma: keep
#include <unistd.h>
@@ -50,7 +52,7 @@
#if defined(WEBRTC_ARCH_X86_FAMILY) && defined(_MSC_VER)
#include <intrin.h>
#endif
-#if defined(WEBRTC_ARCH_ARM_FAMILY) && defined(WEBRTC_LINUX)
+#if defined(WEBRTC_ARCH_ARM_FAMILY) && (defined(WEBRTC_LINUX) || defined(WEBRTC_BSD))
#include <asm/hwcap.h>
#endif
@@ -189,6 +191,9 @@ bool Supports(ISA instruction_set_architecture) {
if (instruction_set_architecture == ISA::kNeon) {
#if defined(WEBRTC_ANDROID)
return 0 != (android_getCpuFeatures() & ANDROID_CPU_ARM_FEATURE_NEON);
+#elif defined(WEBRTC_BSD)
+ // OpenBSD does not have getauxval() and does not have /proc reading
+ return false;
#elif defined(WEBRTC_LINUX)
uint64_t hwcap = 0;
#if WEBRTC_GLIBC_PREREQ(2, 16)