2002-06-03 Chris Demetriou <cgd@broadcom.com>

2002-06-03  Chris Demetriou  <cgd@broadcom.com>
            Ed Satterthwaite  <ehs@broadcom.com>

	* configure.in (mipsisa64sb1*-*-*): New target for supporting
	Broadcom SiByte SB-1 processor configurations.
	* configure: Regenerate.
	* sb1.igen: New file.
	* mips.igen: Include sb1.igen.
	(sb1): New model.
	* Makefile.in (IGEN_INCLUDE): Add sb1.igen.
	* mdmx.igen: Add "sb1" model to all appropriate functions and
	instructions.
	* mdmx.c (AbsDiffOB, AvgOB, AccAbsDiffOB): New functions.
	(ob_func, ob_acc): Reference the above.
	(qh_acc): Adjust to keep the same size as ob_acc.
	* sim-main.h (status_SBX, MX_VECT_ABSD, MX_VECT_AVG, MX_AbsDiff)
	(MX_Avg, MX_VECT_ABSDA, MX_AbsDiffC): New macros.