[patch] important performance bug fix

[David Mosberger]

>>>>> On Tue, 16 Jul 2002 21:49:14 -0700, "H. J. Lu" <hjl@lucon.org> said:

  HJ> David will be the first, if not the only, one affected by his
  HJ> ia64 change. I will check in his patch along with the gas
  HJ> testsuite change enlosed here after I finish "make check" in the
  HJ> combined gcc 3.1 and binutils tree on ia64.

  HJ> David, could you please double check my gas patch?

Looks good to me.  I applied it and "make check" didn't report any
errors for the B-unit opcodes (there was one failure related to
"movl", but that appears to be due to an off-by-2 bug in the
disassembler.  The generated code is correct.

	--david