target/arm: Split out access_nv1_with_nvx

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20251008215613.300150-41-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/target/arm/helper.c b/target/arm/helper.c
index 2875f0ddd2e6a8a8669b34e03ad66ca73ce6a4d2..5d40266d96b2b71b1a0bd1ba29d102a39d38e381 100644 (file)
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -3423,15 +3423,16 @@ static void mdcr_el2_write(CPUARMState *env, const ARMCPRegInfo *ri,
     }
 }
 
+static CPAccessResult access_nv1_with_nvx(uint64_t hcr_nv)
+{
+    return hcr_nv == (HCR_NV | HCR_NV1) ? CP_ACCESS_TRAP_EL2 : CP_ACCESS_OK;
+}
+
 static CPAccessResult access_nv1(CPUARMState *env, const ARMCPRegInfo *ri,
                                  bool isread)
 {
     if (arm_current_el(env) == 1) {
-        uint64_t hcr_nv = arm_hcr_el2_nvx_eff(env);
-
-        if (hcr_nv == (HCR_NV | HCR_NV1)) {
-            return CP_ACCESS_TRAP_EL2;
-        }
+        return access_nv1_with_nvx(arm_hcr_el2_nvx_eff(env));
     }
     return CP_ACCESS_OK;
 }