Files
OpenSTA/test/prima_singular.ok
T
Deepashree Sengupta ef0b69091f PrimaDelayCalc: handle degenerate parasitic networks (fixes STA-1752 "G matrix is singular") (#476)
* support for filter in get_scene/mode

Signed-off-by: dsengupta0628 <[email protected]>

* fix singular G matrix issue for degenerate nets

Signed-off-by: dsengupta0628 <[email protected]>

* fix the mistake on existing regression- was accidentally modified

Signed-off-by: dsengupta0628 <[email protected]>

* make changes accounting for future SI support and address reviews

Signed-off-by: dsengupta0628 <[email protected]>

* simplify comment

Signed-off-by: dsengupta0628 <[email protected]>

* address feedbacks

Signed-off-by: dsengupta0628 <[email protected]>

---------

Signed-off-by: dsengupta0628 <[email protected]>
2026-07-27 08:48:57 -07:00

29 lines
1.0 KiB
Plaintext

Startpoint: r0 (rising edge-triggered flip-flop clocked by clk)
Endpoint: t0 (rising edge-triggered flip-flop clocked by clk)
Path Group: clk
Path Type: max
Delay Time Description
---------------------------------------------------------
0.00 0.00 clock clk (rise edge)
0.00 0.00 clock network delay (propagated)
0.00 0.00 ^ r0/CLK (DFFHQx4_ASAP7_75t_R)
68.24 68.24 ^ r0/Q (DFFHQx4_ASAP7_75t_R)
52.16 120.40 ^ u0/Y (BUFx2_ASAP7_75t_R)
18.40 138.80 ^ t0/D (DFFHQx4_ASAP7_75t_R)
138.80 data arrival time
500.00 500.00 clock clk (rise edge)
0.00 500.00 clock network delay (propagated)
0.00 500.00 clock reconvergence pessimism
500.00 ^ t0/CLK (DFFHQx4_ASAP7_75t_R)
-22.18 477.82 library setup time
477.82 data required time
---------------------------------------------------------
477.82 data required time
-138.80 data arrival time
---------------------------------------------------------
339.02 slack (MET)