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Re: [PATCH] Fix emit_library_call_value to not use virtual stack regs after expand
Daniel Jacobowitz wrote:
> On Wed, Jun 24, 2009 at 02:34:59PM +0200, Steven Bosscher wrote:
>> It was my understanding that the expanders should never be used after
>> 'expand', but to get this libcall you have to go through an expander,
> There are some other places the expanders are used, too. For instance
> the insv expander can be used late, at the bottom of the bitfield move
And of course reload freely generates movMM rtxen, which will be processed
by the expanders if that's how movMM is defined.