[Qemu-devel] [PATCH v4 12/33] target-arm: use dedicated target_el function

[greg.bellows@linaro.org]

From: Fabian Aggeler <aggelerf@ethz.ch>

Signed-off-by: Fabian Aggeler <aggelerf@ethz.ch>
Signed-off-by: Greg Bellows <greg.bellows@linaro.org>
---
 target-arm/helper.c | 24 ++++++------------------
 1 file changed, 6 insertions(+), 18 deletions(-)

diff --git a/target-arm/helper.c b/target-arm/helper.c
index 4233ae3..456b7e7 100644
--- a/target-arm/helper.c
+++ b/target-arm/helper.c
@@ -3444,14 +3444,10 @@ unsigned int arm_excp_target_el(CPUState *cs, unsigned int excp_idx)
     CPUARMState *env = cs->env_ptr;
     unsigned int cur_el = arm_current_pl(env);
     unsigned int target_el = 1;
+    unsigned int target_mode;
     bool route_to_el2 = false;
-    /* FIXME: Use actual secure state.  */
-    bool secure = false;
 
-    if (!env->aarch64) {
-        /* TODO: Add EL2 and 3 exception handling for AArch32.  */
-        return 1;
-    }
+    bool secure = arm_is_secure(env);
 
     if (!secure
         && arm_feature(env, ARM_FEATURE_EL2)
@@ -3473,18 +3469,10 @@ unsigned int arm_excp_target_el(CPUState *cs, unsigned int excp_idx)
         }
         break;
     case EXCP_FIQ:
-    case EXCP_IRQ: {
-            const uint64_t hcr_mask = excp_idx == EXCP_FIQ ? HCR_FMO : HCR_IMO;
-            const uint32_t scr_mask = excp_idx == EXCP_FIQ ? SCR_FIQ : SCR_IRQ;
-
-            if (!secure && (env->cp15.hcr_el2 & hcr_mask)) {
-                target_el = 2;
-            }
-            if (env->cp15.scr_el3 & scr_mask) {
-                target_el = 3;
-            }
-            break;
-        }
+    case EXCP_IRQ:
+        target_el = arm_phys_excp_target_el(cs, &target_mode, excp_idx,
+                                            cur_el, secure);
+        break;
     case EXCP_VIRQ:
     case EXCP_VFIQ:
         target_el = 1;
-- 
1.8.3.2