extern char *reg_names[FIRST_PSEUDO_REGISTER];
+/* For each hard register, the widest mode object that it can contain.
+ This will be a MODE_INT mode if the register can hold integers. Otherwise
+ it will be a MODE_FLOAT or a MODE_CC mode, whichever is valid for the
+ register. */
+
+extern enum machine_mode reg_raw_mode[FIRST_PSEUDO_REGISTER];
+
/* Vector indexed by regno; gives uid of first insn using that reg.
This is computed by reg_scan for use by cse and loop.
It is sometimes adjusted for subsequent changes during loop,