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-rw-r--r--src/synth/synth-expr.adb35
1 files changed, 34 insertions, 1 deletions
diff --git a/src/synth/synth-expr.adb b/src/synth/synth-expr.adb
index d8614f543..9658bbd25 100644
--- a/src/synth/synth-expr.adb
+++ b/src/synth/synth-expr.adb
@@ -742,7 +742,19 @@ package body Synth.Expr is
when Iir_Predefined_Array_Equality =>
-- TODO: check size, handle non-vector.
- return Synth_Compare (Id_Eq);
+ if Is_Vector_Type (Ltype) then
+ return Synth_Compare (Id_Eq);
+ else
+ raise Internal_Error;
+ end if;
+ when Iir_Predefined_Array_Greater =>
+ -- TODO: check size, non-vector.
+ -- TODO: that's certainly not the correct operator.
+ if Is_Vector_Type (Ltype) then
+ return Synth_Compare (Id_Ugt);
+ else
+ raise Internal_Error;
+ end if;
when Iir_Predefined_Ieee_Numeric_Std_Add_Uns_Nat =>
-- "+" (Unsigned, Natural)
@@ -860,6 +872,27 @@ package body Synth.Expr is
Error_Msg_Synth (+Expr, "non-constant division not supported");
return null;
end if;
+ when Iir_Predefined_Integer_Mod =>
+ if Is_Const (Left) and then Is_Const (Right) then
+ return Create_Value_Discrete (Left.Scal mod Right.Scal);
+ else
+ Error_Msg_Synth (+Expr, "non-constant mod not supported");
+ return null;
+ end if;
+ when Iir_Predefined_Integer_Less_Equal =>
+ if Is_Const (Left) and then Is_Const (Right) then
+ return Create_Value_Discrete
+ (Boolean'Pos (Left.Scal <= Right.Scal));
+ else
+ return Synth_Compare (Id_Sle);
+ end if;
+ when Iir_Predefined_Integer_Equality =>
+ if Is_Const (Left) and then Is_Const (Right) then
+ return Create_Value_Discrete
+ (Boolean'Pos (Left.Scal = Right.Scal));
+ else
+ return Synth_Compare (Id_Eq);
+ end if;
when others =>
Error_Msg_Synth (+Expr, "synth_dyadic_operation: unhandled "