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| author | Tristan Gingold <tgingold@free.fr> | 2022-05-23 06:44:33 +0200 |
|---|---|---|
| committer | Tristan Gingold <tgingold@free.fr> | 2022-05-23 06:44:33 +0200 |
| commit | 97653b03a7e13d1e85cb88bd5ffe222ac23cf86f (patch) | |
| tree | 3dd77e71a213487f9908f1c16a7dd45a426efcca /src/synth/synth-vhdl_stmts.adb | |
| parent | bb384c6f0653a3d9494f694d5205b94b7c75899e (diff) | |
| download | ghdl-97653b03a7e13d1e85cb88bd5ffe222ac23cf86f.tar.gz ghdl-97653b03a7e13d1e85cb88bd5ffe222ac23cf86f.tar.bz2 ghdl-97653b03a7e13d1e85cb88bd5ffe222ac23cf86f.zip | |
synth-vhdl_stmts: rework synth_subprogram_association
Diffstat (limited to 'src/synth/synth-vhdl_stmts.adb')
| -rw-r--r-- | src/synth/synth-vhdl_stmts.adb | 70 |
1 files changed, 35 insertions, 35 deletions
diff --git a/src/synth/synth-vhdl_stmts.adb b/src/synth/synth-vhdl_stmts.adb index cf18e1ab2..4916606db 100644 --- a/src/synth/synth-vhdl_stmts.adb +++ b/src/synth/synth-vhdl_stmts.adb @@ -1785,8 +1785,9 @@ package body Synth.Vhdl_Stmts is Inter_Type := Get_Subtype_Object (Subprg_Inst, Get_Type (Inter)); - case Iir_Parameter_Modes (Get_Mode (Inter)) is - when Iir_In_Mode => + case Iir_Kinds_Interface_Object_Declaration (Get_Kind (Inter)) is + when Iir_Kind_Interface_Constant_Declaration => + pragma Assert (Get_Mode (Inter) = Iir_In_Mode); if Assoc = Null_Node or else Get_Kind (Assoc) = Iir_Kind_Association_Element_Open then @@ -1804,40 +1805,39 @@ package body Synth.Vhdl_Stmts is Val := Synth_Expression_With_Type (Caller_Inst, Actual, Inter_Type); end if; - when Iir_Out_Mode | Iir_Inout_Mode => + when Iir_Kind_Interface_Variable_Declaration => + -- Always pass by value. Actual := Get_Actual (Assoc); Info := Synth_Target (Caller_Inst, Actual); - - case Iir_Kinds_Interface_Object_Declaration (Get_Kind (Inter)) - is - when Iir_Kind_Interface_Constant_Declaration => - raise Internal_Error; - when Iir_Kind_Interface_Variable_Declaration => - -- Always pass by value. - Nbr_Inout := Nbr_Inout + 1; - Infos (Nbr_Inout) := Info; - if Info.Kind /= Target_Memory - and then Is_Static (Info.Obj.Val) - then - Val := Create_Value_Memory (Info.Targ_Type); - Copy_Memory (Val.Val.Mem, - Info.Obj.Val.Mem + Info.Off.Mem_Off, - Info.Targ_Type.Sz); - else - Val := Synth_Read (Caller_Inst, Info, Assoc); - end if; - when Iir_Kind_Interface_Signal_Declaration => - -- Always pass by reference (use an alias). - if Info.Kind = Target_Memory then - raise Internal_Error; - end if; - Val := Create_Value_Alias - (Info.Obj, Info.Off, Info.Targ_Type); - when Iir_Kind_Interface_File_Declaration => - Val := Info.Obj; - when Iir_Kind_Interface_Quantity_Declaration => - raise Internal_Error; - end case; + if Get_Mode (Inter) /= Iir_In_Mode then + Nbr_Inout := Nbr_Inout + 1; + Infos (Nbr_Inout) := Info; + end if; + if Info.Kind /= Target_Memory + and then Is_Static (Info.Obj.Val) + then + Val := Create_Value_Memory (Info.Targ_Type); + Copy_Memory (Val.Val.Mem, + Info.Obj.Val.Mem + Info.Off.Mem_Off, + Info.Targ_Type.Sz); + else + Val := Synth_Read (Caller_Inst, Info, Assoc); + end if; + when Iir_Kind_Interface_Signal_Declaration => + -- Always pass by reference (use an alias). + Actual := Get_Actual (Assoc); + Info := Synth_Target (Caller_Inst, Actual); + if Info.Kind = Target_Memory then + raise Internal_Error; + end if; + Val := Create_Value_Alias + (Info.Obj, Info.Off, Info.Targ_Type); + when Iir_Kind_Interface_File_Declaration => + Actual := Get_Actual (Assoc); + Info := Synth_Target (Caller_Inst, Actual); + Val := Info.Obj; + when Iir_Kind_Interface_Quantity_Declaration => + raise Internal_Error; end case; if Val = No_Valtyp then @@ -1912,7 +1912,7 @@ package body Synth.Vhdl_Stmts is case Iir_Kinds_Interface_Object_Declaration (Get_Kind (Inter)) is when Iir_Kind_Interface_Constant_Declaration => - -- Pass by reference. + -- Pass by copy. Create_Object (Subprg_Inst, Inter, Val); when Iir_Kind_Interface_Variable_Declaration => -- Arguments are passed by copy. |