Hi is there a way to know later that an earlier pass inside the codegen might have eliminated a virtual register. I carry information abt virtual registers which i would like to update if any virtual register does not exist since. thanks dz
On Feb 22, 2011, at 3:37 PM, drizzle drizzle wrote:> Hi > is there a way to know later that an earlier pass inside the codegen > might have eliminated a virtual register. > I carry information abt virtual registers which i would like to update > if any virtual register does not exist since.You can check if any instructions are using it with MRI->reg_nodbg_empty(Reg). /jakob