diff options
Diffstat (limited to 'src/synth/netlists-builders.adb')
| -rw-r--r-- | src/synth/netlists-builders.adb | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/src/synth/netlists-builders.adb b/src/synth/netlists-builders.adb index 99080d9ae..b07786fa5 100644 --- a/src/synth/netlists-builders.adb +++ b/src/synth/netlists-builders.adb @@ -496,6 +496,16 @@ package body Netlists.Builders is 1 => Create_Input ("d"), 2 => Create_Input ("els")), Outputs); + + Ctxt.M_Midff := New_User_Module + (Ctxt.Design, + New_Sname_Artificial (Get_Identifier ("midff"), No_Sname), + Id_Midff, 4, 1, 0); + Set_Ports_Desc (Ctxt.M_Midff, (0 => Create_Input ("clk", 1), + 1 => Create_Input ("d"), + 2 => Create_Input ("els"), + 3 => Create_Input ("init")), + Outputs); end Create_Dff_Modules; procedure Create_Assert_Assume_Cover (Ctxt : Context_Acc) @@ -1366,6 +1376,29 @@ package body Netlists.Builders is return O; end Build_Mdff; + function Build_Midff (Ctxt : Context_Acc; + Clk : Net; + D : Net; + Els : Net; + Init : Net) return Net + is + Wd : constant Width := Get_Width (D); + pragma Assert (Get_Width (Clk) = 1); + pragma Assert (Get_Width (Els) = Wd); + pragma Assert (Get_Width (Init) = Wd); + Inst : Instance; + O : Net; + begin + Inst := New_Internal_Instance (Ctxt, Ctxt.M_Midff); + O := Get_Output (Inst, 0); + Set_Width (O, Wd); + Connect (Get_Input (Inst, 0), Clk); + Connect (Get_Input (Inst, 1), D); + Connect (Get_Input (Inst, 2), Els); + Connect (Get_Input (Inst, 3), Init); + return O; + end Build_Midff; + function Build_Extract (Ctxt : Context_Acc; I : Net; Off, W : Width) return Net is |