Commit 34669338 authored by Richard Henderson's avatar Richard Henderson Committed by Peter Maydell
Browse files

target/arm: Set PSTATE.TCO on exception entry 



D1.10 specifies that exception handlers begin with tag checks overridden.

Reviewed-by: default avatarPeter Maydell <peter.maydell@linaro.org>
Signed-off-by: default avatarRichard Henderson <richard.henderson@linaro.org>
Message-id: 20200626033144.790098-41-richard.henderson@linaro.org
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent eb821168

target/arm/helper.c

+3 −0
Original line number Diff line number Diff line
@@ -9704,6 +9704,9 @@ static void arm_cpu_do_interrupt_aarch64(CPUState *cs) 
            break;

        }

    }

    if (cpu_isar_feature(aa64_mte, cpu)) {

        new_mode |= PSTATE_TCO;

    }



    pstate_write(env, PSTATE_DAIF | new_mode);

    env->aarch64 = 1;