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|
------------------------------------------------------------------------
-- clamp.decTest -- clamped exponent tests (format-independent) --
-- Copyright (c) IBM Corporation, 2000, 2008. All rights reserved. --
------------------------------------------------------------------------
-- Please see the document "General Decimal Arithmetic Testcases" --
-- at http://www2.hursley.ibm.com/decimal for the description of --
-- these testcases. --
-- --
-- These testcases are experimental ('beta' versions), and they --
-- may contain errors. They are offered on an as-is basis. In --
-- particular, achieving the same results as the tests here is not --
-- a guarantee that an implementation complies with any Standard --
-- or specification. The tests are not exhaustive. --
-- --
-- Please send comments, suggestions, and corrections to the author: --
-- Mike Cowlishaw, IBM Fellow --
-- IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK --
-- mfc@uk.ibm.com --
------------------------------------------------------------------------
version: 2.59
-- This set of tests uses the same limits as the 8-byte concrete
-- representation, but applies clamping without using format-specific
-- conversions.
extended: 1
precision: 16
rounding: half_even
maxExponent: 384
minExponent: -383
clamp: 1
-- General testcases
-- Normality
clam010 apply 1234567890123456 -> 1234567890123456
clam011 apply 1234567890123456.0 -> 1234567890123456 Rounded
clam012 apply 1234567890123456.1 -> 1234567890123456 Rounded Inexact
clam013 apply -1234567890123456 -> -1234567890123456
clam014 apply -1234567890123456.0 -> -1234567890123456 Rounded
clam015 apply -1234567890123456.1 -> -1234567890123456 Rounded Inexact
-- Nmax and similar
clam022 apply 9.999999999999999E+384 -> 9.999999999999999E+384
clam024 apply 1.234567890123456E+384 -> 1.234567890123456E+384
-- fold-downs (more below)
clam030 apply 1.23E+384 -> 1.230000000000000E+384 Clamped
clam032 apply 1E+384 -> 1.000000000000000E+384 Clamped
clam051 apply 12345 -> 12345
clam053 apply 1234 -> 1234
clam055 apply 123 -> 123
clam057 apply 12 -> 12
clam059 apply 1 -> 1
clam061 apply 1.23 -> 1.23
clam063 apply 123.45 -> 123.45
-- Nmin and below
clam071 apply 1E-383 -> 1E-383
clam073 apply 1.000000000000000E-383 -> 1.000000000000000E-383
clam075 apply 1.000000000000001E-383 -> 1.000000000000001E-383
clam077 apply 0.100000000000000E-383 -> 1.00000000000000E-384 Subnormal
clam079 apply 0.000000000000010E-383 -> 1.0E-397 Subnormal
clam081 apply 0.00000000000001E-383 -> 1E-397 Subnormal
clam083 apply 0.000000000000001E-383 -> 1E-398 Subnormal
-- underflows
clam090 apply 1e-398 -> #0000000000000001 Subnormal
clam091 apply 1.9e-398 -> #0000000000000002 Subnormal Underflow Inexact Rounded
clam092 apply 1.1e-398 -> #0000000000000001 Subnormal Underflow Inexact Rounded
clam093 apply 1.00000000001e-398 -> #0000000000000001 Subnormal Underflow Inexact Rounded
clam094 apply 1.00000000000001e-398 -> #0000000000000001 Subnormal Underflow Inexact Rounded
clam095 apply 1.000000000000001e-398 -> #0000000000000001 Subnormal Underflow Inexact Rounded
clam096 apply 0.1e-398 -> #0000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam097 apply 0.00000000001e-398 -> #0000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam098 apply 0.00000000000001e-398 -> #0000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam099 apply 0.000000000000001e-398 -> #0000000000000000 Subnormal Underflow Inexact Rounded Clamped
-- Same again, negatives
-- Nmax and similar
clam122 apply -9.999999999999999E+384 -> -9.999999999999999E+384
clam124 apply -1.234567890123456E+384 -> -1.234567890123456E+384
-- fold-downs (more below)
clam130 apply -1.23E+384 -> -1.230000000000000E+384 Clamped
clam132 apply -1E+384 -> -1.000000000000000E+384 Clamped
clam151 apply -12345 -> -12345
clam153 apply -1234 -> -1234
clam155 apply -123 -> -123
clam157 apply -12 -> -12
clam159 apply -1 -> -1
clam161 apply -1.23 -> -1.23
clam163 apply -123.45 -> -123.45
-- Nmin and below
clam171 apply -1E-383 -> -1E-383
clam173 apply -1.000000000000000E-383 -> -1.000000000000000E-383
clam175 apply -1.000000000000001E-383 -> -1.000000000000001E-383
clam177 apply -0.100000000000000E-383 -> -1.00000000000000E-384 Subnormal
clam179 apply -0.000000000000010E-383 -> -1.0E-397 Subnormal
clam181 apply -0.00000000000001E-383 -> -1E-397 Subnormal
clam183 apply -0.000000000000001E-383 -> -1E-398 Subnormal
-- underflows
clam189 apply -1e-398 -> #8000000000000001 Subnormal
clam190 apply -1.0e-398 -> #8000000000000001 Subnormal Rounded
clam191 apply -1.9e-398 -> #8000000000000002 Subnormal Underflow Inexact Rounded
clam192 apply -1.1e-398 -> #8000000000000001 Subnormal Underflow Inexact Rounded
clam193 apply -1.00000000001e-398 -> #8000000000000001 Subnormal Underflow Inexact Rounded
clam194 apply -1.00000000000001e-398 -> #8000000000000001 Subnormal Underflow Inexact Rounded
clam195 apply -1.000000000000001e-398 -> #8000000000000001 Subnormal Underflow Inexact Rounded
clam196 apply -0.1e-398 -> #8000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam197 apply -0.00000000001e-398 -> #8000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam198 apply -0.00000000000001e-398 -> #8000000000000000 Subnormal Underflow Inexact Rounded Clamped
clam199 apply -0.000000000000001e-398 -> #8000000000000000 Subnormal Underflow Inexact Rounded Clamped
-- zeros
clam401 apply 0E-500 -> 0E-398 Clamped
clam402 apply 0E-400 -> 0E-398 Clamped
clam403 apply 0E-398 -> 0E-398
clam404 apply 0.000000000000000E-383 -> 0E-398
clam405 apply 0E-2 -> 0.00
clam406 apply 0 -> 0
clam407 apply 0E+3 -> 0E+3
clam408 apply 0E+369 -> 0E+369
-- clamped zeros...
clam410 apply 0E+370 -> 0E+369 Clamped
clam411 apply 0E+384 -> 0E+369 Clamped
clam412 apply 0E+400 -> 0E+369 Clamped
clam413 apply 0E+500 -> 0E+369 Clamped
-- negative zeros
clam420 apply -0E-500 -> -0E-398 Clamped
clam421 apply -0E-400 -> -0E-398 Clamped
clam422 apply -0E-398 -> -0E-398
clam423 apply -0.000000000000000E-383 -> -0E-398
clam424 apply -0E-2 -> -0.00
clam425 apply -0 -> -0
clam426 apply -0E+3 -> -0E+3
clam427 apply -0E+369 -> -0E+369
-- clamped zeros...
clam431 apply -0E+370 -> -0E+369 Clamped
clam432 apply -0E+384 -> -0E+369 Clamped
clam433 apply -0E+400 -> -0E+369 Clamped
clam434 apply -0E+500 -> -0E+369 Clamped
-- fold-down full sequence
clam601 apply 1E+384 -> 1.000000000000000E+384 Clamped
clam603 apply 1E+383 -> 1.00000000000000E+383 Clamped
clam605 apply 1E+382 -> 1.0000000000000E+382 Clamped
clam607 apply 1E+381 -> 1.000000000000E+381 Clamped
clam609 apply 1E+380 -> 1.00000000000E+380 Clamped
clam611 apply 1E+379 -> 1.0000000000E+379 Clamped
clam613 apply 1E+378 -> 1.000000000E+378 Clamped
clam615 apply 1E+377 -> 1.00000000E+377 Clamped
clam617 apply 1E+376 -> 1.0000000E+376 Clamped
clam619 apply 1E+375 -> 1.000000E+375 Clamped
clam621 apply 1E+374 -> 1.00000E+374 Clamped
clam623 apply 1E+373 -> 1.0000E+373 Clamped
clam625 apply 1E+372 -> 1.000E+372 Clamped
clam627 apply 1E+371 -> 1.00E+371 Clamped
clam629 apply 1E+370 -> 1.0E+370 Clamped
clam631 apply 1E+369 -> 1E+369
clam633 apply 1E+368 -> 1E+368
-- same with 9s
clam641 apply 9E+384 -> 9.000000000000000E+384 Clamped
clam643 apply 9E+383 -> 9.00000000000000E+383 Clamped
clam645 apply 9E+382 -> 9.0000000000000E+382 Clamped
clam647 apply 9E+381 -> 9.000000000000E+381 Clamped
clam649 apply 9E+380 -> 9.00000000000E+380 Clamped
clam651 apply 9E+379 -> 9.0000000000E+379 Clamped
clam653 apply 9E+378 -> 9.000000000E+378 Clamped
clam655 apply 9E+377 -> 9.00000000E+377 Clamped
clam657 apply 9E+376 -> 9.0000000E+376 Clamped
clam659 apply 9E+375 -> 9.000000E+375 Clamped
clam661 apply 9E+374 -> 9.00000E+374 Clamped
clam663 apply 9E+373 -> 9.0000E+373 Clamped
clam665 apply 9E+372 -> 9.000E+372 Clamped
clam667 apply 9E+371 -> 9.00E+371 Clamped
clam669 apply 9E+370 -> 9.0E+370 Clamped
clam671 apply 9E+369 -> 9E+369
clam673 apply 9E+368 -> 9E+368
-- subnormals clamped to 0-Etiny
precision: 16
maxExponent: 384
minExponent: -383
clam681 apply 7E-398 -> 7E-398 Subnormal
clam682 apply 0E-398 -> 0E-398
clam683 apply 7E-399 -> 1E-398 Subnormal Underflow Inexact Rounded
clam684 apply 4E-399 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
clam685 apply 7E-400 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
clam686 apply 7E-401 -> 0E-398 Clamped Subnormal Underflow Inexact Rounded
clam687 apply 0E-399 -> 0E-398 Clamped
clam688 apply 0E-400 -> 0E-398 Clamped
clam689 apply 0E-401 -> 0E-398 Clamped
-- example from documentation
precision: 7
rounding: half_even
maxExponent: +96
minExponent: -95
clamp: 0
clam700 apply 1.23E+96 -> 1.23E+96
clamp: 1
clam701 apply 1.23E+96 -> 1.230000E+96 Clamped
|
