Re: dangerous cleverness? ppc int<->float conversions, subreg

[Richard Henderson <rth at redhat dot com>]

On Wed, Oct 24, 2001 at 09:48:46PM -0700, Zack Weinberg wrote:
> ... where FLOAT_REGS weren't even considered.  So either I misunderstood
> the change you were suggesting, or the macros don't do what you
> thought, or perhaps both.

Well, the effect certainly wasn't what I expected.  You may not
have checked the NON_SPECIAL_REGS class though.

I suppose there's always the brute-force solution -- create a
new movdi pattern that doesn't prefer fp regs.  I.e. just the
same as the existing movdi pattern, except s/f/*f/g.



r~