-- C3A0006.A
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-- C3A0006.A
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--
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--
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-- Grant of Unlimited Rights
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-- Grant of Unlimited Rights
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--
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--
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained
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-- unlimited rights in the software and documentation contained herein.
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-- unlimited rights in the software and documentation contained herein.
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- Unlimited rights are defined in DFAR 252.227-7013(a)(19). By making
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-- this public release, the Government intends to confer upon all
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-- this public release, the Government intends to confer upon all
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-- recipients unlimited rights equal to those held by the Government.
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-- recipients unlimited rights equal to those held by the Government.
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-- These rights include rights to use, duplicate, release or disclose the
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-- These rights include rights to use, duplicate, release or disclose the
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-- released technical data and computer software in whole or in part, in
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-- released technical data and computer software in whole or in part, in
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- any manner and for any purpose whatsoever, and to have or permit others
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-- to do so.
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-- to do so.
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--
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--
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-- DISCLAIMER
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-- DISCLAIMER
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--
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--
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- DISCLOSED ARE AS IS. THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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--*
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--
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--
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-- OBJECTIVE:
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-- OBJECTIVE:
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-- Check that access to subprogram may be stored within data
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-- Check that access to subprogram may be stored within data
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-- structures, and that the access to subprogram can subsequently
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-- structures, and that the access to subprogram can subsequently
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-- be called.
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-- be called.
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--
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--
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-- TEST DESCRIPTION:
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-- TEST DESCRIPTION:
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-- Declare an access to function type in a package specification.
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-- Declare an access to function type in a package specification.
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-- Declare an array of the access type. Declare three different
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-- Declare an array of the access type. Declare three different
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-- functions that can be referred to by the access to function type.
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-- functions that can be referred to by the access to function type.
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--
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--
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-- In the main program, declare a key function that builds the array
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-- In the main program, declare a key function that builds the array
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-- by calling each function indirectly through the access value.
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-- by calling each function indirectly through the access value.
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--
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--
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--
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--
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-- CHANGE HISTORY:
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-- CHANGE HISTORY:
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-- 06 Dec 94 SAIC ACVC 2.0
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-- 06 Dec 94 SAIC ACVC 2.0
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--
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--
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--!
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--!
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package C3A0006_0 is
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package C3A0006_0 is
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TC_Sine_Call : Integer := 0;
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TC_Sine_Call : Integer := 0;
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TC_Cos_Call : Integer := 0;
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TC_Cos_Call : Integer := 0;
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TC_Tan_Call : Integer := 0;
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TC_Tan_Call : Integer := 0;
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Sine_Value : Float := 4.0;
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Sine_Value : Float := 4.0;
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Cos_Value : Float := 8.0;
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Cos_Value : Float := 8.0;
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Tan_Value : Float := 10.0;
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Tan_Value : Float := 10.0;
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-- Type accesses to any function
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-- Type accesses to any function
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type Trig_Function_Ptr is access function
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type Trig_Function_Ptr is access function
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(Angle : in Float) return Float;
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(Angle : in Float) return Float;
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function Sine (Angle : in Float) return Float;
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function Sine (Angle : in Float) return Float;
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function Cos (Angle : in Float) return Float;
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function Cos (Angle : in Float) return Float;
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function Tan (Angle : in Float) return Float;
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function Tan (Angle : in Float) return Float;
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end C3A0006_0;
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end C3A0006_0;
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-----------------------------------------------------------------------------
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-----------------------------------------------------------------------------
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package body C3A0006_0 is
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package body C3A0006_0 is
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function Sine (Angle : in Float) return Float is
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function Sine (Angle : in Float) return Float is
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begin
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begin
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TC_Sine_Call := TC_Sine_Call + 1;
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TC_Sine_Call := TC_Sine_Call + 1;
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Sine_Value := Sine_Value + Angle;
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Sine_Value := Sine_Value + Angle;
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return Sine_Value;
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return Sine_Value;
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end Sine;
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end Sine;
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function Cos (Angle: in Float) return Float is
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function Cos (Angle: in Float) return Float is
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begin
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begin
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TC_Cos_Call := TC_Cos_Call + 1;
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TC_Cos_Call := TC_Cos_Call + 1;
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Cos_Value := Cos_Value - Angle;
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Cos_Value := Cos_Value - Angle;
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return Cos_Value;
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return Cos_Value;
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end Cos;
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end Cos;
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function Tan (Angle : in Float) return Float is
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function Tan (Angle : in Float) return Float is
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begin
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begin
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TC_Tan_Call := TC_Tan_Call + 1;
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TC_Tan_Call := TC_Tan_Call + 1;
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Tan_Value := (Tan_Value + (Tan_Value * Angle));
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Tan_Value := (Tan_Value + (Tan_Value * Angle));
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return Tan_Value;
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return Tan_Value;
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end Tan;
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end Tan;
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end C3A0006_0;
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end C3A0006_0;
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-----------------------------------------------------------------------------
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-----------------------------------------------------------------------------
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with Report;
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with Report;
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with C3A0006_0;
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with C3A0006_0;
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procedure C3A0006 is
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procedure C3A0006 is
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Trig_Value, Theta : Float := 0.0;
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Trig_Value, Theta : Float := 0.0;
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Total_Routines : constant := 3;
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Total_Routines : constant := 3;
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Sine_Total : constant := 7.0;
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Sine_Total : constant := 7.0;
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Cos_Total : constant := 5.0;
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Cos_Total : constant := 5.0;
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Tan_Total : constant := 75.0;
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Tan_Total : constant := 75.0;
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Trig_Table : array (1 .. Total_Routines) of C3A0006_0.Trig_Function_Ptr;
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Trig_Table : array (1 .. Total_Routines) of C3A0006_0.Trig_Function_Ptr;
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-- Key function to build the table
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-- Key function to build the table
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function Call_Trig_Func (Func : C3A0006_0.Trig_Function_Ptr;
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function Call_Trig_Func (Func : C3A0006_0.Trig_Function_Ptr;
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Operand : Float) return Float is
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Operand : Float) return Float is
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begin
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begin
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return (Func(Operand));
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return (Func(Operand));
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end Call_Trig_Func;
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end Call_Trig_Func;
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begin
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begin
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Report.Test ("C3A0006", "Check that access to subprogram may be " &
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Report.Test ("C3A0006", "Check that access to subprogram may be " &
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"stored within data structures, and that the access " &
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"stored within data structures, and that the access " &
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"to subprogram can subsequently be called");
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"to subprogram can subsequently be called");
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Trig_Table := (C3A0006_0.Sine'Access, C3A0006_0.Cos'Access,
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Trig_Table := (C3A0006_0.Sine'Access, C3A0006_0.Cos'Access,
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C3A0006_0.Tan'Access);
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C3A0006_0.Tan'Access);
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-- increase the value of Theta to build the table
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-- increase the value of Theta to build the table
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for I in 1 .. Total_Routines loop
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for I in 1 .. Total_Routines loop
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Theta := Theta + 0.5;
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Theta := Theta + 0.5;
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for J in 1 .. Total_Routines loop
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for J in 1 .. Total_Routines loop
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Trig_Value := Call_Trig_Func (Trig_Table(J), Theta);
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Trig_Value := Call_Trig_Func (Trig_Table(J), Theta);
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end loop;
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end loop;
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end loop;
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end loop;
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if C3A0006_0.TC_Sine_Call /= Total_Routines
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if C3A0006_0.TC_Sine_Call /= Total_Routines
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or C3A0006_0.TC_Cos_Call /= Total_Routines
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or C3A0006_0.TC_Cos_Call /= Total_Routines
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or C3A0006_0.TC_Tan_Call /= Total_Routines then
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or C3A0006_0.TC_Tan_Call /= Total_Routines then
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Report.Failed ("Incorrect subprograms result");
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Report.Failed ("Incorrect subprograms result");
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end if;
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end if;
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if C3A0006_0.Sine_Value /= Sine_Total
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if C3A0006_0.Sine_Value /= Sine_Total
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or C3A0006_0.Cos_Value /= Cos_Total
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or C3A0006_0.Cos_Value /= Cos_Total
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or C3A0006_0.Tan_Value /= Tan_Total then
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or C3A0006_0.Tan_Value /= Tan_Total then
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Report.Failed ("Incorrect values returned from subprograms");
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Report.Failed ("Incorrect values returned from subprograms");
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end if;
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end if;
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if Trig_Value /= Tan_Total then
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if Trig_Value /= Tan_Total then
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Report.Failed ("Incorrect call order.");
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Report.Failed ("Incorrect call order.");
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end if;
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end if;
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Report.Result;
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Report.Result;
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end C3A0006;
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end C3A0006;
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