recombination?

[Erich Plondke]

On 10/4/06, Richard Kenner <kenner@vlsi1.ultra.nyu.edu> wrote:

> What's happening is that the insn that combine makes from those three is
> likely algebraically the same as that insn, but looks different.  Use a
> debugger to find out what it made when it combined the three insn.

This, plus tuning the costs, allowed GCC to find the instruction.

Thanks!

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