Displaying 1 result from an estimated 1 matches for "1012819".
2010 Oct 18
4
[LLVMdev] How to assign a constant to a register?
> let me say that in general doing this is pointless. Due to SSA form,
> if %x is
> set to 5 you can't set it to something else later. Thus everywhere
> that you
> use %x you might as well just directly use 5 there instead.
But the cost of doing that might be greater than the costs
of keeping it in a register. Suppose the code was ORing a value
with 5 and the target only had