trace: add "-trace enable=..."

[qemu.git] / target-m68k / helper.c

diff --git a/target-m68k/helper.c b/target-m68k/helper.c
index 077b653f2463c52794f80d59bad922545fe76fe6..a8f6d9d6a626094bff9ebcb49537014136106fb9 100644 (file)
--- a/target-m68k/helper.c
+++ b/target-m68k/helper.c
@@ -18,10 +18,11 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#include "qemu/osdep.h"
 #include "cpu.h"
 #include "exec/gdbstub.h"
 
-#include "helper.h"
+#include "exec/helper-proto.h"
 
 #define SIGNBIT (1u << 31)
 
@@ -864,3 +865,23 @@ void HELPER(set_mac_extu)(CPUM68KState *env, uint32_t val, uint32_t acc)
     res |= (uint64_t)(val & 0xffff0000) << 16;
     env->macc[acc + 1] = res;
 }
+
+void m68k_cpu_exec_enter(CPUState *cs)
+{
+    M68kCPU *cpu = M68K_CPU(cs);
+    CPUM68KState *env = &cpu->env;
+
+    env->cc_op = CC_OP_FLAGS;
+    env->cc_dest = env->sr & 0xf;
+    env->cc_x = (env->sr >> 4) & 1;
+}
+
+void m68k_cpu_exec_exit(CPUState *cs)
+{
+    M68kCPU *cpu = M68K_CPU(cs);
+    CPUM68KState *env = &cpu->env;
+
+    cpu_m68k_flush_flags(env, env->cc_op);
+    env->cc_op = CC_OP_FLAGS;
+    env->sr = (env->sr & 0xffe0) | env->cc_dest | (env->cc_x << 4);
+}