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