On 5/21/26 08:22, Alex Bennée wrote:
@@ -6752,6 +6752,10 @@ void register_cp_regs_for_features(ARMCPU *cpu)
                                 R_ID_AA64ISAR2_BC_MASK |
                                 R_ID_AA64ISAR2_RPRFM_MASK |
                                 R_ID_AA64ISAR2_CSSC_MASK },
+            { .name = "ID_AA64ISAR3_EL1",
+              .exported_bits = R_ID_AA64ISAR3_FAMINMAX_MASK |
+                               R_ID_AA64ISAR3_LSFE_MASK |
+                               R_ID_AA64ISAR3_FPRCVT_MASK },

With this definition should we also add it to arm_clear_aarch64_idregs()
which clears the other ISARs with aarch64=off?

Fixed.


r~

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