=========================================================================== report_clock_skew ============================================================================ Clock core_clk No launch/capture paths found. Clock ext_clk Latency CRPR Skew _419_/CLK ^ 3.26 _418_/CLK ^ 2.83 -0.28 0.15 Clock pll_clk Latency CRPR Skew _445_/CLK ^ 3.06 _441_/CLK ^ 0.78 -0.06 2.22 Clock pll_clk90 Latency CRPR Skew _473_/CLK ^ 3.01 _462_/CLK ^ 0.77 -0.06 2.17