#define CPUINFO_LSE (1u << 1)
#define CPUINFO_LSE2 (1u << 2)
#define CPUINFO_AES (1u << 3)
+#define CPUINFO_BTI (1u << 4)
/* Initialized with a constructor. */
extern unsigned cpuinfo;
# include <asm/hwcap.h>
# include "elf.h"
# endif
+# ifndef HWCAP2_BTI
+# define HWCAP2_BTI 0 /* added in glibc 2.32 */
+# endif
#endif
#ifdef CONFIG_DARWIN
# include <sys/sysctl.h>
info |= (hwcap & HWCAP_ATOMICS ? CPUINFO_LSE : 0);
info |= (hwcap & HWCAP_USCAT ? CPUINFO_LSE2 : 0);
info |= (hwcap & HWCAP_AES ? CPUINFO_AES: 0);
+
+ unsigned long hwcap2 = qemu_getauxval(AT_HWCAP2);
+ info |= (hwcap2 & HWCAP2_BTI ? CPUINFO_BTI : 0);
#endif
#ifdef CONFIG_DARWIN
info |= sysctl_for_bool("hw.optional.arm.FEAT_LSE") * CPUINFO_LSE;
info |= sysctl_for_bool("hw.optional.arm.FEAT_LSE2") * CPUINFO_LSE2;
info |= sysctl_for_bool("hw.optional.arm.FEAT_AES") * CPUINFO_AES;
+ info |= sysctl_for_bool("hw.optional.arm.FEAT_BTI") * CPUINFO_BTI;
#endif
cpuinfo = info;