Subversion Repositories openrisc

-- C87B35C.ADA

--                             Grant of Unlimited Rights

--

--     Under contracts F33600-87-D-0337, F33600-84-D-0280, MDA903-79-C-0687,

--     F08630-91-C-0015, and DCA100-97-D-0025, the U.S. Government obtained 

--     unlimited rights in the software and documentation contained herein.

--     Unlimited rights are defined in DFAR 252.227-7013(a)(19).  By making 

--     this public release, the Government intends to confer upon all 

--     recipients unlimited rights  equal to those held by the Government.  

--     These rights include rights to use, duplicate, release or disclose the 

--     released technical data and computer software in whole or in part, in 

--     any manner and for any purpose whatsoever, and to have or permit others 

--     to do so.

--

--                                    DISCLAIMER

--

--     ALL MATERIALS OR INFORMATION HEREIN RELEASED, MADE AVAILABLE OR

--     DISCLOSED ARE AS IS.  THE GOVERNMENT MAKES NO EXPRESS OR IMPLIED 

--     WARRANTY AS TO ANY MATTER WHATSOEVER, INCLUDING THE CONDITIONS OF THE

--     SOFTWARE, DOCUMENTATION OR OTHER INFORMATION RELEASED, MADE AVAILABLE 

--     OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A

--     PARTICULAR PURPOSE OF SAID MATERIAL.

--*

-- CHECK THAT OVERLOADING RESOLUTION USES THE RULE THAT:

--

-- THE EXPONENT OPERAND OF A FLOATING POINT EXPONENTIATION MUST BE

-- OF THE TYPE PREDEFINED INTEGER.

-- TRH  4 AUG 82

WITH REPORT; USE REPORT;

PROCEDURE C87B35C IS

     TYPE FIXED IS DELTA 0.01 RANGE 0.0 .. 4.0;

     ERR : BOOLEAN := FALSE;

     FUNCTION F1 (X : INTEGER) RETURN INTEGER IS

     BEGIN

          RETURN X;

     END F1;

     FUNCTION F1 (X : INTEGER) RETURN FLOAT IS

     BEGIN

          ERR := TRUE;

          RETURN 1.0;

     END F1;

     FUNCTION F1 (X : INTEGER) RETURN FIXED IS

     BEGIN

          ERR := TRUE;

          RETURN 1.0;

     END F1;

BEGIN

     TEST ("C87B35C","EXPONENT OPERAND FOR FLOATING POINT " &

           "EXPONENTIATION MUST BE OF TYPE PREDEFINED INTEGER");

     DECLARE

          FUNCTION "+" (X, Y : INTEGER) RETURN INTEGER

               RENAMES STANDARD."*";

     BEGIN

          IF ( FLOAT'(2.0) ** F1(3)   /= 8.0 OR

               FLOAT'(2.0) ** (3 + 1) /= 8.0 ) THEN

               FAILED ("EXPONENT OF FLOATING POINT EXPONENTIATION "

                    & "MUST BE PREDEFINED INTEGER (A)");

          END IF;

          IF ( 2.0 ** F1(3)   /= FLOAT'(8.0) OR

               2.0 ** (3 + 1) /= FLOAT'(8.0) ) THEN

               FAILED ("EXPONENT OF FLOATING POINT EXPONENTIATION"

                    & "MUST BE PREDEFINED INTEGER (B)");

          END IF;

          IF ERR THEN

               FAILED ("EXPONENT OF FLOATING POINT EXPONENTIATION"

                    & "MUST BE PREDEFINED INTEGER (C)");

          END IF;

     END;

     RESULT;

END C87B35C;