+static void check_ieee_exceptions(CPUState *env)
+{
+ target_ulong status;
+
+ status = get_float_exception_flags(&env->fp_status);
+ if (status) {
+ /* Copy IEEE 754 flags into FSR */
+ if (status & float_flag_invalid) {
+ env->fsr |= FSR_NVC;
+ }
+ if (status & float_flag_overflow) {
+ env->fsr |= FSR_OFC;
+ }
+ if (status & float_flag_underflow) {
+ env->fsr |= FSR_UFC;
+ }
+ if (status & float_flag_divbyzero) {
+ env->fsr |= FSR_DZC;
+ }
+ if (status & float_flag_inexact) {
+ env->fsr |= FSR_NXC;
+ }
+
+ if ((env->fsr & FSR_CEXC_MASK) & ((env->fsr & FSR_TEM_MASK) >> 23)) {
+ /* Unmasked exception, generate a trap */
+ env->fsr |= FSR_FTT_IEEE_EXCP;
+ helper_raise_exception(env, TT_FP_EXCP);
+ } else {
+ /* Accumulate exceptions */
+ env->fsr |= (env->fsr & FSR_CEXC_MASK) << 5;
+ }
+ }
+}
+
+static inline void clear_float_exceptions(CPUState *env)
+{
+ set_float_exception_flags(0, &env->fp_status);
+}
+