+#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_EMULATE_DIV)
+
+gint32
+mono_idiv (gint32 a, gint32 b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+#ifdef MONO_ARCH_NEED_DIV_CHECK
+ if (!b)
+ mono_raise_exception (mono_get_exception_divide_by_zero ());
+ else if (b == -1 && a == (0x80000000))
+ mono_raise_exception (mono_get_exception_arithmetic ());
+#endif
+ return a / b;
+}
+
+guint32
+mono_idiv_un (guint32 a, guint32 b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+#ifdef MONO_ARCH_NEED_DIV_CHECK
+ if (!b)
+ mono_raise_exception (mono_get_exception_divide_by_zero ());
+#endif
+ return a / b;
+}
+
+gint32
+mono_irem (gint32 a, gint32 b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+#ifdef MONO_ARCH_NEED_DIV_CHECK
+ if (!b)
+ mono_raise_exception (mono_get_exception_divide_by_zero ());
+ else if (b == -1 && a == (0x80000000))
+ mono_raise_exception (mono_get_exception_arithmetic ());
+#endif
+
+ return a % b;
+}
+
+guint32
+mono_irem_un (guint32 a, guint32 b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+#ifdef MONO_ARCH_NEED_DIV_CHECK
+ if (!b)
+ mono_raise_exception (mono_get_exception_divide_by_zero ());
+#endif
+ return a % b;
+}
+
+#endif
+
+#ifdef MONO_ARCH_EMULATE_MUL_DIV
+
+gint32
+mono_imul (gint32 a, gint32 b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+ return a * b;
+}
+
+gint32
+mono_imul_ovf (gint32 a, gint32 b)
+{
+ gint64 res;
+
+ MONO_ARCH_SAVE_REGS;
+
+ res = (gint64)a * (gint64)b;
+
+ if ((res > 0x7fffffffL) || (res < -2147483648))
+ mono_raise_exception (mono_get_exception_overflow ());
+
+ return res;
+}
+
+gint32
+mono_imul_ovf_un (guint32 a, guint32 b)
+{
+ guint64 res;
+
+ MONO_ARCH_SAVE_REGS;
+
+ res = (guint64)a * (guint64)b;
+
+ if ((res >> 32))
+ mono_raise_exception (mono_get_exception_overflow ());
+
+ return res;
+}
+#endif
+
+#if defined(MONO_ARCH_EMULATE_MUL_DIV) || defined(MONO_ARCH_SOFT_FLOAT)
+double
+mono_fdiv (double a, double b)
+{
+ MONO_ARCH_SAVE_REGS;
+
+ return a / b;
+}
+#endif
+
+gint64