diff options
Diffstat (limited to 'src/synth/netlists-builders.adb')
| -rw-r--r-- | src/synth/netlists-builders.adb | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/synth/netlists-builders.adb b/src/synth/netlists-builders.adb index 46b7e015c..d131db121 100644 --- a/src/synth/netlists-builders.adb +++ b/src/synth/netlists-builders.adb @@ -247,6 +247,28 @@ package body Netlists.Builders is 1 => Create_Input ("d"), 2 => Create_Input ("init")), Outputs); + + + Ctxt.M_Adff := New_User_Module + (Ctxt.Design, New_Sname_Artificial (Get_Identifier ("adff")), + Id_Adff, 4, 1, 0); + Outputs := (0 => Create_Output ("q")); + Set_Port_Desc (Ctxt.M_Adff, (0 => Create_Input ("clk", 1), + 1 => Create_Input ("d"), + 2 => Create_Input ("rst", 1), + 3 => Create_Input ("rst_val")), + Outputs); + + Ctxt.M_Iadff := New_User_Module + (Ctxt.Design, New_Sname_Artificial (Get_Identifier ("iadff")), + Id_Iadff, 5, 1, 0); + Outputs := (0 => Create_Output ("q")); + Set_Port_Desc (Ctxt.M_Iadff, (0 => Create_Input ("clk", 1), + 1 => Create_Input ("d"), + 2 => Create_Input ("rst"), + 3 => Create_Input ("rst_val"), + 4 => Create_Input ("init")), + Outputs); end Create_Dff_Modules; function Build_Builders (Design : Module) return Context_Acc @@ -629,6 +651,49 @@ package body Netlists.Builders is return O; end Build_Idff; + function Build_Adff (Ctxt : Context_Acc; + Clk : Net; + D : Net; + Rst : Net; Rst_Val : Net) return Net + is + Wd : constant Width := Get_Width (D); + pragma Assert (Wd /= No_Width); + pragma Assert (Get_Width (Clk) = 1); + Inst : Instance; + O : Net; + begin + Inst := New_Internal_Instance (Ctxt, Ctxt.M_Adff); + 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), Rst); + Connect (Get_Input (Inst, 3), Rst_Val); + return O; + end Build_Adff; + + function Build_Iadff (Ctxt : Context_Acc; + Clk : Net; + D : Net; + Rst : Net; Rst_Val : Net; Init : Net) return Net + is + Wd : constant Width := Get_Width (D); + pragma Assert (Wd /= No_Width); + pragma Assert (Get_Width (Clk) = 1); + Inst : Instance; + O : Net; + begin + Inst := New_Internal_Instance (Ctxt, Ctxt.M_Iadff); + 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), Rst); + Connect (Get_Input (Inst, 3), Rst_Val); + Connect (Get_Input (Inst, 4), Init); + return O; + end Build_Iadff; + function Build_Slice (Ctxt : Context_Acc; I : Net; Off, W : Width) return Net is |