target-tricore: fix rfe not restoring the PC

Signed-off-by: NBastian Koppelmann <kbastian@mail.uni-paderborn.de>

target-tricore/op_helper.c

@@ -2458,6 +2458,7 @@ void helper_rfe(CPUTriCoreState *env)
     if (!cdc_zero(&(env->PSW)) && (env->PSW & MASK_PSW_CDE)) {
         /* raise MNG trap */
     }
+    env->PC = env->gpr_a[11] & ~0x1;
     /* ICR.IE = PCXI.PIE; */
     env->ICR = (env->ICR & ~MASK_ICR_IE) + ((env->PCXI & MASK_PCXI_PIE) >> 15);
     /* ICR.CCPN = PCXI.PCPN; */