/* $Header$ */
/*
 * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
 * See the copyright notice in the ACK home directory, in the file "Copyright".
 */

/*  R E G I S T E R   A L L O C A T I O N
 *
 *  R A _ X F O R M . H
 */

extern init_replacements();	/* (short psize,wsize)
				 * This routine must be called once, before
				 * any call to xform_proc. It initializes
				 * a machine dependent table.
				 */
extern xform_proc();		/* (proc_p p; alloc_p alloclist;
				 *  short nrinstrs; line_p instrmap[])
				 * Transform a procedure. Alloclist must
				 * contain the packed allocations (i.e. those
				 * allocations that are assigned a register).
				 */
bool always_in_reg();		/* ( offset off; alloc_p allocs;
				 *   short *size_out;)
				 * See if the local variable with the given 
				 * offset is stored in a register during its 
				 * entire lifetime. As a side effect,
				 * return the size of the local.
				 */