+cat << EOF
+
+ if (! CPU_IDESC_SEM_INIT_P (current_cpu))
+ {
+#if WITH_SEM_SWITCH_FAST
+#if defined (__GNUC__)
+/* ??? Later maybe paste sem-switch.c in when building mainloop.c. */
+#define DEFINE_LABELS
+#include "$switch"
+#endif
+#else
+ @prefix@_semf_init_idesc_table (current_cpu);
+#endif
+ CPU_IDESC_SEM_INIT_P (current_cpu) = 1;
+ }
+
+ vpc = GET_H_PC ();
+
+ do
+ {
+ SCACHE *sc;
+
+ sc = @prefix@_scache_lookup (current_cpu, vpc, scache, hash_mask, FAST_P);
+
+/* begin fast-exec-scache */
+EOF
+
+${SHELL} $infile fast-exec-scache
+
+cat << EOF
+/* end fast-exec-scache */
+
+ SET_H_PC (vpc);
+
+ ++ CPU_INSN_COUNT (current_cpu);
+ }
+ while (0 /*CPU_RUNNING_P (current_cpu)*/);
+}
+
+#undef FAST_P
+
+EOF
+
+fi # -fast
+
+fi # -scache && ! parallel
+
+##########################################################################
+
+# Parallel scache engine: lookup insn in scache, fetch if missing,
+# then execute it.
+# For the parallel case we give the target more flexibility.
+
+if [ x$scache = xyes -a x$parallel != xno ] ; then
+
+ cat << EOF
+
+static INLINE SCACHE *
+@prefix@_scache_lookup (SIM_CPU *current_cpu, PCADDR vpc, SCACHE *scache,
+ unsigned int hash_mask, int FAST_P)
+{
+ /* First step: look up current insn in hash table. */
+ SCACHE *sc = scache + SCACHE_HASH_PC (vpc, hash_mask);
+
+ /* If the entry isn't the one we want (cache miss),
+ fetch and decode the instruction. */
+ if (sc->argbuf.addr != vpc)
+ {
+ if (! FAST_P)
+ PROFILE_COUNT_SCACHE_MISS (current_cpu);
+
+#define SET_LAST_INSN_P(last_p) do { sc->last_insn_p = (last_p); } while (0)
+/* begin extract-scache */
+EOF
+
+${SHELL} $infile extract-scache