2005-05-18  Dave Brolley  <brolley@redhat.com>

	* utils-sim.scm (-gen-decode-default-entry): New function.
	(-gen-decode-insn-entry): Now takes 'invalid-insn' argument. Generate
	code to check that all opcodes bits match.
	(-gen-decoder-switch): Use -gen-decode-default-entry.