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Diffstat (limited to 'gcc/testsuite/ada/acats/tests/c4/c45532l.ada')
| -rw-r--r-- | gcc/testsuite/ada/acats/tests/c4/c45532l.ada | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/gcc/testsuite/ada/acats/tests/c4/c45532l.ada b/gcc/testsuite/ada/acats/tests/c4/c45532l.ada new file mode 100644 index 000000000..2ea7fea82 --- /dev/null +++ b/gcc/testsuite/ada/acats/tests/c4/c45532l.ada @@ -0,0 +1,150 @@ +-- C45532L.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 THE OPERATOR "/" PRODUCES CORRECT RESULTS +-- FOR FIXED POINT TYPES USING 3 SUBTESTS. +-- THIS TEST REQUIRES MIN_WORD_LENGTH = 32. +-- THIS TEST USES VALUES OF DELTA WHICH ARE GREATER THAN OR +-- EQUAL TO 0.5. +-- +-- TEST CASES ARE: +-- A) THE OPERATOR /, A, B, AND A / B ALL MODEL NUMBERS. +-- B) THE OPERATOR /, A, B MODEL NUMBERS A / B NOT. +-- C) THE OPERATOR /, USING NO MODEL NUMBERS. +-- +-- REPEAT FOR MINIMUM REQUIRED WORD LENGTHS OF 12, 16, 32 AND 48, +-- WITH RANGE <, =, AND > THAN 1.0 AND +-- WITH DELTA <, =, AND > THAN 1.0. + +-- HISTORY: +-- NTW 09/08/86 CREATED ORIGINAL TEST. +-- RJW 11/05/86 REVISED COMMENTS. +-- DHH 01/13/88 ADDED APPLICABILITY CRITERIA AND STANDARD HEADER. +-- RDH 04/27/90 REVISED APPLICABILITY CRITERIA. +-- BCB 10/03/90 REMOVED APPLICABILITY CRITERIA AND N/A => ERROR +-- LINE. CHANGED EXTENSION FROM '.DEP' TO '.ADA'. + + +WITH REPORT; +PROCEDURE C45532L IS + + USE REPORT; + + MIN_WORD_LENGTH : CONSTANT := 32; + FULL_SCALE : CONSTANT := 2 ** (MIN_WORD_LENGTH - 1); + A_THIRD : CONSTANT := FULL_SCALE / 3; + RNG1 : CONSTANT := FULL_SCALE * 0.5; + TYPE FX_0P5 IS DELTA 0.5 RANGE -RNG1 * 1 .. RNG1 * 1 - 0.5; + TYPE FX_1 IS DELTA 1.0 RANGE -RNG1 * 2 .. RNG1 * 2 - 1.0; + TYPE FX_RNG1 IS DELTA RNG1 + RANGE -RNG1 * FULL_SCALE .. RNG1 * (FULL_SCALE - 1); + +BEGIN TEST ("C45532L", "FIXED POINT OPERATOR ""/""" ); + + -------------------------------------------------- + + -- CASE A) THE OPERATOR /, A, B, AND A / B ALL MODEL NUMBERS. + +A: DECLARE + A : FX_RNG1 := 0.0; + B : FX_0P5 := 0.0; + RESULT_VALUE : FX_0P5 := 0.0; + LOWEST_ACCEPTABLE_VALUE : FX_0P5 := FX_0P5 (RNG1 / 2); + HIGHEST_ACCEPTABLE_VALUE : FX_0P5 := FX_0P5 (RNG1 / 2); + BEGIN + IF EQUAL (3, 3) THEN + A := FX_RNG1 (RNG1 * RNG1 / 4); -- A MODEL NUMBER + B := FX_0P5 (RNG1 / 2); -- A MODEL NUMBER + END IF; + + RESULT_VALUE := FX_0P5 (A / B); + + IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) + OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN + FAILED ("RESULT OF ""/"" OUTSIDE RESULT MODEL INTERVAL " + & "WHEN A, B, AND A / B ARE ALL MODEL NUMBERS"); + END IF; + END A; + + -------------------------------------------------- + + -- CASE B) THE OPERATOR /, A, B MODEL NUMBERS A / B NOT. + +B: DECLARE + A : FX_RNG1 := 0.0; + B : FX_1 := 0.0; + RESULT_VALUE : FX_0P5 := 0.0; + LOWEST_ACCEPTABLE_VALUE : FX_0P5 + := FX_0P5 (0.5 * A_THIRD); + HIGHEST_ACCEPTABLE_VALUE : FX_0P5 + := FX_0P5 (0.5 * (A_THIRD + 1) ); + BEGIN + IF EQUAL (3, 3) THEN + A := FX_RNG1 (RNG1); -- A MODEL NUMBER + B := FX_1 (3.0); -- A MODEL NUMBER + END IF; + + RESULT_VALUE := FX_0P5 (A / B); + + IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) + OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN + FAILED ("RESULT OF ""/"" OUTSIDE RESULT MODEL INTERVAL " + & "WHEN A, B MODEL NUMBERS A / B NOT"); + END IF; + END B; + + -------------------------------------------------- + + -- CASE C) THE OPERATOR /, USING NO MODEL NUMBERS + +C: DECLARE + A : FX_RNG1 := 0.0; + B : FX_1 := 0.0; + RESULT_VALUE : FX_1 := 0.0; + LOWEST_ACCEPTABLE_VALUE : FX_1 + := FX_1 ( RNG1 - 3.0); + HIGHEST_ACCEPTABLE_VALUE : FX_1 + := FX_1 ( RNG1 + 4.0); + BEGIN + IF EQUAL (3, 3) THEN + A := FX_RNG1 (RNG1 * RNG1 / 3); -- NOT A MODEL NUMBER + B := FX_1 (RNG1 / 3); -- NOT A MODEL NUMBER + END IF; + + RESULT_VALUE := FX_1 (A / B); + + IF (RESULT_VALUE < LOWEST_ACCEPTABLE_VALUE) + OR (RESULT_VALUE > HIGHEST_ACCEPTABLE_VALUE) THEN + FAILED ("RESULT OF ""/"" OUTSIDE RESULT MODEL INTERVAL " + & "WHEN USING NO MODEL NUMBERS"); + END IF; + END C; + + -------------------------------------------------- + + + RESULT; + +END C45532L; |