diff options
Diffstat (limited to '')
| -rw-r--r-- | target/arm/tcg/helper-a64.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/target/arm/tcg/helper-a64.c b/target/arm/tcg/helper-a64.c index e2bdf07833..9244848efe 100644 --- a/target/arm/tcg/helper-a64.c +++ b/target/arm/tcg/helper-a64.c @@ -678,6 +678,11 @@ void HELPER(exception_return)(CPUARMState *env, uint64_t new_pc) goto illegal_return; } + if (!return_to_aa64 && !cpu_isar_feature(aa64_aa32, cpu)) { + /* Return to AArch32 when CPU is AArch64-only */ + goto illegal_return; + } + if (new_el == 1 && (arm_hcr_el2_eff(env) & HCR_TGE)) { goto illegal_return; } |