asm volatile(".inst 0x658aa000" : : : "z0");
}
+static void hbc_sigill(void)
+{
+ /* BC.EQ +4 */
+ asm volatile("cmp xzr, xzr\n"
+ ".inst 0x54000030" : : : "cc");
+}
+
static const struct hwcap_data {
const char *name;
unsigned long at_hwcap;
.hwcap_bit = HWCAP2_SVE_EBF16,
.cpuinfo = "sveebf16",
},
+ {
+ .name = "HBC",
+ .at_hwcap = AT_HWCAP2,
+ .hwcap_bit = HWCAP2_HBC,
+ .cpuinfo = "hbc",
+ .sigill_fn = hbc_sigill,
+ .sigill_reliable = true,
+ },
};
static bool seen_sigill;