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-- C45536A.DEP
-- 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.
--*
-- OBJECTIVE:
-- CHECK FIXED POINT MULTIPLICATION AND DIVISION WHEN 'SMALL OF
-- THE OPERANDS ARE NOT BOTH POWERS OF THE SAME BASE VALUE.
-- APPLICABILITY CRITERIA:
-- THIS TEST IS APPLICABLE TO IMPLEMENTATIONS WHICH SUPPORT
-- REPRESENTATION CLAUSES FOR 'SMALL WHICH ARE NOT POWERS OF TWO.
-- IF SUCH REPRESENTATION CLAUSES ARE NOT SUPPORTED, THEN THE
-- REPRESENTATION CLAUSE FOR CHECK_TYPE MUST BE REJECTED.
-- HISTORY:
-- BCB 02/02/88 CREATED ORIGINAL TEST.
WITH REPORT; USE REPORT;
PROCEDURE C45536A IS
TYPE CHECK_TYPE IS DELTA 2.0**(-1) RANGE 0.0 .. 8.0;
FOR CHECK_TYPE'SMALL USE 0.2; -- N/A => ERROR.
TYPE F1 IS DELTA 2.0**(-1) RANGE 0.0 .. 8.0;
FOR F1'SMALL USE 0.5;
TYPE F2 IS DELTA 2.0**(-1) RANGE 0.0 .. 8.0;
FOR F2'SMALL USE 0.2;
TYPE F3 IS DELTA 2.0**(-1) RANGE 0.0 .. 8.0;
FOR F3'SMALL USE 0.1;
A : F1;
B : F2;
C : F3;
FUNCTION IDENT_FIX(X : F3) RETURN F3 IS
BEGIN
IF EQUAL(3,3) THEN
RETURN X;
ELSE
RETURN 0.0;
END IF;
END IDENT_FIX;
BEGIN
TEST ("C45536A", "CHECK FIXED POINT MULTIPLICATION AND DIVISION " &
"WHEN 'SMALL OF THE OPERANDS ARE NOT BOTH " &
"POWERS OF THE SAME BASE VALUE");
A := 1.0; B := 1.0; C := F3(A * B);
IF C /= IDENT_FIX(1.0) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 1");
END IF;
C := F3(A / B);
IF C /= IDENT_FIX(1.0) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 1");
END IF;
A := 1.0; B := 0.3; C := F3(A * B);
IF C NOT IN IDENT_FIX(0.2) .. IDENT_FIX(0.4) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 2");
END IF;
B := 0.25; C := F3(A / B);
IF C NOT IN IDENT_FIX(2.5) .. IDENT_FIX(5.0) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 2");
END IF;
A := 0.5; B := 0.3; C := F3(A * B);
IF C NOT IN IDENT_FIX(0.1) .. IDENT_FIX(0.2) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 3");
END IF;
C := F3(A / B);
IF C NOT IN IDENT_FIX(1.2) .. IDENT_FIX(2.5) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 3");
END IF;
B := 0.3; C := 0.2; A := F1(B * C);
IF A NOT IN F1(IDENT_FIX(0.0)) .. F1(IDENT_FIX(0.5)) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 4");
END IF;
A := 1.0; B := 1.6; C := F3(A / B);
IF C NOT IN IDENT_FIX(0.6) .. IDENT_FIX(0.7) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 4");
END IF;
A := 0.75; B := 0.4; C := F3(A * B);
IF C NOT IN IDENT_FIX(0.2) .. IDENT_FIX(0.4) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 5");
END IF;
A := 0.8; C := F3(A / B);
IF C NOT IN IDENT_FIX(1.2) .. IDENT_FIX(2.5) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 5");
END IF;
A := 0.8; B := 0.4; C := F3(A * B);
IF C NOT IN IDENT_FIX(0.2) .. IDENT_FIX(0.4) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 6");
END IF;
A := 0.75; C := F3(A / B);
IF C NOT IN IDENT_FIX(1.2) .. IDENT_FIX(2.5) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 6");
END IF;
A := 0.7; B := 0.3; C := F3(A * B);
IF C NOT IN IDENT_FIX(0.1) .. IDENT_FIX(0.4) THEN
FAILED ("IMPROPER RESULTS FOR MULTIPLICATION - 7");
END IF;
C := F3(A / B);
IF C NOT IN IDENT_FIX(1.2) .. IDENT_FIX(5.0) THEN
FAILED ("IMPROPER RESULTS FOR DIVISION - 7");
END IF;
RESULT;
END C45536A;