Fix unassigned memory access handling

Upstream b14ef7c9ab41ea824c3ccadb070ad95567cca84e

Change-Id: Ia198f76ad4277469a96eb79cf495e80f9d4b6196
diff --git a/exec.c b/exec.c
index b22b2b8..d0a01b8 100644
--- a/exec.c
+++ b/exec.c
@@ -1414,7 +1414,7 @@
     printf("Unassigned mem read " TARGET_FMT_plx "\n", addr);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 0, 0, 0, 1);
+    cpu_unassigned_access(cpu_single_env, addr, 0, 0, 0, 1);
 #endif
     return 0;
 }
@@ -1425,7 +1425,7 @@
     printf("Unassigned mem read " TARGET_FMT_plx "\n", addr);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 0, 0, 0, 2);
+    cpu_unassigned_access(cpu_single_env, addr, 0, 0, 0, 2);
 #endif
     return 0;
 }
@@ -1436,7 +1436,7 @@
     printf("Unassigned mem read " TARGET_FMT_plx "\n", addr);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 0, 0, 0, 4);
+    cpu_unassigned_access(cpu_single_env, addr, 0, 0, 0, 4);
 #endif
     return 0;
 }
@@ -1447,7 +1447,7 @@
     printf("Unassigned mem write " TARGET_FMT_plx " = 0x%x\n", addr, val);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 1, 0, 0, 1);
+    cpu_unassigned_access(cpu_single_env, addr, 1, 0, 0, 1);
 #endif
 }
 
@@ -1457,7 +1457,7 @@
     printf("Unassigned mem write " TARGET_FMT_plx " = 0x%x\n", addr, val);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 1, 0, 0, 2);
+    cpu_unassigned_access(cpu_single_env, addr, 1, 0, 0, 2);
 #endif
 }
 
@@ -1467,7 +1467,7 @@
     printf("Unassigned mem write " TARGET_FMT_plx " = 0x%x\n", addr, val);
 #endif
 #if defined(TARGET_SPARC) || defined(TARGET_MICROBLAZE)
-    do_unassigned_access(addr, 1, 0, 0, 4);
+    cpu_unassigned_access(cpu_single_env, addr, 1, 0, 0, 4);
 #endif
 }