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Re: ifcvt/crossjump patch: Fix PR 42496, 21803
On 07/24/2010 03:07 PM, Eric Botcazou wrote:
>> Please be more specific about what you envision.
> See try_crossjump_to_edge and try_crossjump_bb: no code is actually moved,
> blocks are split and edges redirected instead.
Yeah, but that can't work for this optimization. I don't see how you can
do it without moving insns across jumps. Please give an example of how
you would transform code.