[LLVMdev] Named Register Implementation

[Krzysztof Parzyszek]

On 3/28/2014 10:00 AM, Renato Golin wrote:
>
> define i32 @get_stack_pointer_addr() nounwind {
> entry:
>    %0 = call i32 @llvm.read_register("sp")
>    ret i32 %0
> }
>
> define void @set_stack_pointer_addr(i32 %addr) nounwind {
> entry:
>    call void @llvm.write_register("sp", %addr)
>    ret void
> }


How are you going to represent the side-effects of such builtins?

-K

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