diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/synth/synth-inference.adb | 19 |
1 files changed, 9 insertions, 10 deletions
diff --git a/src/synth/synth-inference.adb b/src/synth/synth-inference.adb index 3b055901f..df60f0148 100644 --- a/src/synth/synth-inference.adb +++ b/src/synth/synth-inference.adb @@ -251,13 +251,6 @@ package body Synth.Inference is Data := Get_Driver (I1); -- Don't try to free driver of I1 as it is reconnected. Disconnect (I1); - -- If there is a condition with the clock, that's an enable which - -- keep the previous value if the condition is false. Add the mux - -- for it. - if Enable /= No_Net then - Data := Build_Mux2 (Ctxt, Enable, Prev_Val, Data); - Copy_Location (Data, Enable); - end if; -- If the signal declaration has an initial value, get it. Sig := Get_Parent (Prev_Val); @@ -289,9 +282,7 @@ package body Synth.Inference is -- The parent must be a mux (it's a chain of muxes). Mux := Get_Parent (Get_First_Sink (Last_Out)); - if Get_Id (Mux) /= Id_Mux2 then - raise Internal_Error; - end if; + pragma Assert (Get_Id (Mux) = Id_Mux2); -- Extract the reset condition and the reset value. Sel := Get_Driver (Get_Mux2_Sel (Mux)); @@ -327,6 +318,14 @@ package body Synth.Inference is end loop; end; + -- If there is a condition with the clock, that's an enable which + -- keep the previous value if the condition is false. Add the mux + -- for it. + if Enable /= No_Net then + Data := Build_Mux2 (Ctxt, Enable, Prev_Val, Data); + Copy_Location (Data, Enable); + end if; + -- Create the FF. if Rst = No_Net then pragma Assert (Rst_Val = No_Net); |