target-sh4: make the initial value of SR easier to read

Signed-off-by: NAurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@6016 c046a42c-6fe2-441c-8c8c-71466251a162

target-sh4/cpu.h

@@ -49,6 +49,10 @@
 #define SR_FD (1 << 15)
 #define SR_M  (1 << 9)
 #define SR_Q  (1 << 8)
+#define SR_I3 (1 << 7)
+#define SR_I2 (1 << 6)
+#define SR_I1 (1 << 5)
+#define SR_I0 (1 << 4)
 #define SR_S  (1 << 1)
 #define SR_T  (1 << 0)
 

target-sh4/translate.c

@@ -187,7 +187,7 @@ static void cpu_sh4_reset(CPUSH4State * env)
 #if defined(CONFIG_USER_ONLY)
     env->sr = 0;
 #else
-    env->sr = 0x700000F0;	/* MD, RB, BL, I3-I0 */
+    env->sr = SR_MD | SR_RB | SR_BL | SR_I3 | SR_I2 | SR_I1 | SR_I0;
 #endif
     env->vbr = 0;
     env->pc = 0xA0000000;