[LLVMdev] creating a loop in lowering code
dalej at apple.com
Mon Sep 28 10:31:26 PDT 2009
On Sep 27, 2009, at 3:05 PMPDT, Bagel wrote:
> The MSP430 only has 1-bit shifts. In the lowering code, I would
> like to create
> a small loop to do multiple bit shifts. I assume that I have to
> create a new
> basic block, and figure out the chain stuff.
> Is there code in some backend, or generic lowering support, that
> does a similar
> thing? Could someone point me to it?
It doesn't work exactly like that, but see the handling of ATOMICs on
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