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Re: How can I write an empty conversion instruction
On Fri, May 06, 2005 at 02:38:30PM -0700, Steve Ellcey wrote:
> > You might want to try this instead:
> > [(set (match_operand:DF 0 "fr_register_operand" "=f")
> > (unspec:DF [(match_operand:SF 0 "fr_register_operand" "0")] UNSPEC_NOP_EXTEND))]
> > --
> > Daniel Jacobowitz
> > CodeSourcery, LLC
> Nope. GCC doesn't like seeing two match_operand's for op 0.
Er, yeah, correct the second 0 to a 1. The point I was making was the
"0" constraint instead of a match_dup.