Bill Stoddard wrote:
I've not looked at the generated code, but profiling indicates that an additional division is happening, adding an extra 231 instructions. (xlc_r -O2)
If you redefine the macro as a shift, does the profile look better?
--Brian
Bill Stoddard wrote:
I've not looked at the generated code, but profiling indicates that an additional division is happening, adding an extra 231 instructions. (xlc_r -O2)
If you redefine the macro as a shift, does the profile look better?
--Brian