target/arm: Wrap arm_rebuild_hflags calls with tcg_enabled

This is in preparation to moving the hflags code into its own file
under the tcg/ directory.

Signed-off-by: Fabiano Rosas <farosas@suse.de>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 13 insertions, 7 deletions

diff --git a/hw/intc/armv7m_nvic.c b/hw/intc/armv7m_nvic.c
index e545532..8e28905 100644
--- a/hw/intc/armv7m_nvic.c
+++ b/hw/intc/armv7m_nvic.c
@@ -18,6 +18,7 @@
 #include "hw/intc/armv7m_nvic.h"
 #include "hw/irq.h"
 #include "hw/qdev-properties.h"
+#include "sysemu/tcg.h"
 #include "sysemu/runstate.h"
 #include "target/arm/cpu.h"
 #include "exec/exec-all.h"
@@ -2454,8 +2455,10 @@ static MemTxResult nvic_sysreg_write(void *opaque, hwaddr addr,
     /* This is UNPREDICTABLE; treat as RAZ/WI */
 
  exit_ok:
-    /* Ensure any changes made are reflected in the cached hflags.  */
-    arm_rebuild_hflags(&s->cpu->env);
+    if (tcg_enabled()) {
+        /* Ensure any changes made are reflected in the cached hflags. */
+        arm_rebuild_hflags(&s->cpu->env);
+    }
     return MEMTX_OK;
 }
 
@@ -2636,11 +2639,14 @@ static void armv7m_nvic_reset(DeviceState *dev)
         }
     }
 
-    /*
-     * We updated state that affects the CPU's MMUidx and thus its hflags;
-     * and we can't guarantee that we run before the CPU reset function.
-     */
-    arm_rebuild_hflags(&s->cpu->env);
+    if (tcg_enabled()) {
+        /*
+         * We updated state that affects the CPU's MMUidx and thus its
+         * hflags; and we can't guarantee that we run before the CPU
+         * reset function.
+         */
+        arm_rebuild_hflags(&s->cpu->env);
+    }
 }
 
 static void nvic_systick_trigger(void *opaque, int n, int level)