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jeremybenn |
-- C46013A.ADA
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-- Grant of Unlimited Rights
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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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-- 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 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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-- 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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-- 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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-- to do so.
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--
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-- DISCLAIMER
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--
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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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-- 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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-- OR DISCLOSED, OR THE OWNERSHIP, MERCHANTABILITY, OR FITNESS FOR A
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-- PARTICULAR PURPOSE OF SAID MATERIAL.
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--*
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-- OBJECTIVE:
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-- CHECK THAT INTEGER CONVERSIONS ARE PERFORMED CORRECTLY WHEN THE
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-- OPERAND TYPE IS A FIXED POINT TYPE.
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-- HISTORY:
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-- JET 02/09/88 CREATED ORIGINAL TEST.
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WITH REPORT; USE REPORT;
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PROCEDURE C46013A IS
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TYPE FIX1 IS DELTA 2#0.01# RANGE -16#20.0# .. 16#20.0#;
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TYPE FIX2 IS DELTA 2#0.0001# RANGE -16#80.0# .. 16#80.0#;
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TYPE FIX3 IS DELTA 2#0.000001# RANGE -16#200.0# .. 16#200.0#;
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TYPE FIX4 IS NEW FIX1;
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F1 : FIX1 := 7.75;
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F2 : FIX2 := -111.25;
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F3 : FIX3 := 0.875;
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F4 : FIX4 := -15.25;
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TYPE INT IS RANGE -512 .. 512;
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FUNCTION IDENT (I : INT) RETURN INT IS
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BEGIN
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RETURN I * INT(IDENT_INT(1));
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END IDENT;
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BEGIN
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TEST ("C46013A", "CHECK THAT INTEGER CONVERSIONS ARE PERFORMED " &
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"CORRECTLY WHEN THE OPERAND TYPE IS A FIXED " &
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"POINT TYPE");
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IF INTEGER(FIX1'(-7.25)) /= IDENT_INT(-7) THEN
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FAILED ("INCORRECT VALUE (1)");
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END IF;
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IF INTEGER(FIX1'(6.75)) /= IDENT_INT(7) THEN
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FAILED ("INCORRECT VALUE (2)");
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END IF;
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IF INTEGER(F1) /= IDENT_INT(8) THEN
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FAILED ("INCORRECT VALUE (3)");
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END IF;
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IF INT(FIX1'(-7.25)) /= IDENT(-7) THEN
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FAILED ("INCORRECT VALUE (4)");
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END IF;
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IF INTEGER(FIX1'(3.33)) /= IDENT_INT(3) AND
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INTEGER(FIX1'(3.33)) /= IDENT_INT(4) THEN
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FAILED ("INCORRECT VALUE (5)");
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END IF;
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IF INTEGER(FIX1'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX1'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX1'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX1 HALF VALUES ROUND UP");
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ELSIF INTEGER(FIX1'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX1'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX1'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX1 HALF VALUES ROUND DOWN");
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ELSIF INTEGER(FIX1'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX1'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX1 HALF VALUES ROUND TO EVEN");
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ELSIF INTEGER(FIX1'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX1'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX1'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX1 HALF VALUES ROUND TOWARD ZERO");
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ELSIF INTEGER(FIX1'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX1'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX1'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX1'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX1 HALF VALUES ROUND AWAY FROM ZERO");
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ELSE
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COMMENT ("FIX1 HALF VALUES ROUND ERRATICALLY");
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END IF;
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IF INTEGER(FIX2'(-127.9375)) /= IDENT_INT(-128) THEN
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FAILED ("INCORRECT VALUE (6)");
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END IF;
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IF INTEGER(FIX2'(127.0625)) /= IDENT_INT(127) THEN
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FAILED ("INCORRECT VALUE (7)");
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END IF;
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IF INTEGER(F2) /= IDENT_INT(-111) THEN
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FAILED ("INCORRECT VALUE (8)");
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END IF;
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IF INT(FIX2'(-0.25)) /= IDENT(0) THEN
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FAILED ("INCORRECT VALUE (9)");
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END IF;
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IF INTEGER(FIX2'(66.67)) /= IDENT_INT(67) AND
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INTEGER(FIX2'(66.67)) /= IDENT_INT(66) THEN
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FAILED ("INCORRECT VALUE (10)");
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END IF;
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IF INTEGER(FIX2'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX2'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX2'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX2 HALF VALUES ROUND UP");
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ELSIF INTEGER(FIX2'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX2'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX2'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX2 HALF VALUES ROUND DOWN");
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ELSIF INTEGER(FIX2'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX2'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX2 HALF VALUES ROUND TO EVEN");
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ELSIF INTEGER(FIX2'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX2'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX2'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX2 HALF VALUES ROUND TOWARD ZERO");
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ELSIF INTEGER(FIX2'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX2'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX2'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX2'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX2 HALF VALUES ROUND AWAY FROM ZERO");
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ELSE
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COMMENT ("FIX2 HALF VALUES ROUND ERRATICALLY");
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END IF;
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IF INTEGER(FIX3'(-0.25)) /= IDENT_INT(0) THEN
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FAILED ("INCORRECT VALUE (11)");
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END IF;
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IF INTEGER(FIX3'(511.75)) /= IDENT_INT(512) THEN
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FAILED ("INCORRECT VALUE (12)");
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END IF;
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IF INTEGER(F3) /= IDENT_INT(1) THEN
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FAILED ("INCORRECT VALUE (13)");
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END IF;
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IF INT(FIX3'(-7.0)) /= IDENT(-7) THEN
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FAILED ("INCORRECT VALUE (14)");
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END IF;
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IF INTEGER(FIX3'(-66.67)) /= IDENT_INT(-67) AND
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INTEGER(FIX3'(-66.67)) /= IDENT_INT(-66) THEN
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FAILED ("INCORRECT VALUE (15)");
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END IF;
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IF INTEGER(FIX3'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX3'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX3'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX3 HALF VALUES ROUND UP");
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ELSIF INTEGER(FIX3'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX3'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX3'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX3 HALF VALUES ROUND DOWN");
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ELSIF INTEGER(FIX3'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX3'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX3 HALF VALUES ROUND TO EVEN");
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ELSIF INTEGER(FIX3'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX3'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX3'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX3 HALF VALUES ROUND TOWARD ZERO");
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ELSIF INTEGER(FIX3'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX3'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX3'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX3'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX3 HALF VALUES ROUND AWAY FROM ZERO");
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ELSE
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COMMENT ("FIX3 HALF VALUES ROUND ERRATICALLY");
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END IF;
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IF INTEGER(FIX4'(-7.25)) /= IDENT_INT(-7) THEN
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FAILED ("INCORRECT VALUE (16)");
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END IF;
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IF INTEGER(FIX4'(6.75)) /= IDENT_INT(7) THEN
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FAILED ("INCORRECT VALUE (17)");
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END IF;
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IF INTEGER(F4) /= IDENT_INT(-15) THEN
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FAILED ("INCORRECT VALUE (18)");
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END IF;
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IF INT(FIX4'(-31.75)) /= IDENT(-32) THEN
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FAILED ("INCORRECT VALUE (19)");
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END IF;
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IF INTEGER(FIX4'(3.33)) /= IDENT_INT(3) AND
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INTEGER(FIX4'(3.33)) /= IDENT_INT(4) THEN
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FAILED ("INCORRECT VALUE (20)");
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END IF;
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IF INTEGER(FIX4'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX4'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX4'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX4 HALF VALUES ROUND UP");
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ELSIF INTEGER(FIX4'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX4'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX4'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX4 HALF VALUES ROUND DOWN");
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ELSIF INTEGER(FIX4'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX4'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX4 HALF VALUES ROUND TO EVEN");
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ELSIF INTEGER(FIX4'(-2.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(-1.5)) = IDENT_INT(-1) AND
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INTEGER(FIX4'(1.5)) = IDENT_INT(1) AND
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INTEGER(FIX4'(2.5)) = IDENT_INT(2) THEN
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COMMENT ("FIX4 HALF VALUES ROUND TOWARD ZERO");
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ELSIF INTEGER(FIX4'(-2.5)) = IDENT_INT(-3) AND
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INTEGER(FIX4'(-1.5)) = IDENT_INT(-2) AND
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INTEGER(FIX4'(1.5)) = IDENT_INT(2) AND
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INTEGER(FIX4'(2.5)) = IDENT_INT(3) THEN
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COMMENT ("FIX4 HALF VALUES ROUND AWAY FROM ZERO");
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ELSE
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COMMENT ("FIX4 HALF VALUES ROUND ERRATICALLY");
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END IF;
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RESULT;
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END C46013A;
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