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cpython/Lib/test/decimaltestdata/ddMultiply.decTest

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Merged the decimal-branch (revisions 54886 to 58140). Decimal is now fully updated to the latests Decimal Specification (v1.66) and the latests test cases (v2.56). Thanks to Mark Dickinson for all his help during this process.
2007-09-13 15:13:15 -03:00
------------------------------------------------------------------------
-- ddMultiply.decTest -- decDouble multiplication --
-- Copyright (c) IBM Corporation, 1981, 2007. 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: 2.56
-- This set of tests are for decDoubles only; all arguments are
-- representable in a decDouble
precision: 16
maxExponent: 384
minExponent: -383
extended: 1
clamp: 1
rounding: half_even
-- sanity checks
ddmul000 multiply 2 2 -> 4
ddmul001 multiply 2 3 -> 6
ddmul002 multiply 5 1 -> 5
ddmul003 multiply 5 2 -> 10
ddmul004 multiply 1.20 2 -> 2.40
ddmul005 multiply 1.20 0 -> 0.00
ddmul006 multiply 1.20 -2 -> -2.40
ddmul007 multiply -1.20 2 -> -2.40
ddmul008 multiply -1.20 0 -> -0.00
ddmul009 multiply -1.20 -2 -> 2.40
ddmul010 multiply 5.09 7.1 -> 36.139
ddmul011 multiply 2.5 4 -> 10.0
ddmul012 multiply 2.50 4 -> 10.00
ddmul013 multiply 1.23456789 1.00000000 -> 1.234567890000000 Rounded
ddmul015 multiply 2.50 4 -> 10.00
ddmul016 multiply 9.999999999 9.999999999 -> 99.99999998000000 Inexact Rounded
ddmul017 multiply 9.999999999 -9.999999999 -> -99.99999998000000 Inexact Rounded
ddmul018 multiply -9.999999999 9.999999999 -> -99.99999998000000 Inexact Rounded
ddmul019 multiply -9.999999999 -9.999999999 -> 99.99999998000000 Inexact Rounded
-- zeros, etc.
ddmul021 multiply 0 0 -> 0
ddmul022 multiply 0 -0 -> -0
ddmul023 multiply -0 0 -> -0
ddmul024 multiply -0 -0 -> 0
ddmul025 multiply -0.0 -0.0 -> 0.00
ddmul026 multiply -0.0 -0.0 -> 0.00
ddmul027 multiply -0.0 -0.0 -> 0.00
ddmul028 multiply -0.0 -0.0 -> 0.00
ddmul030 multiply 5.00 1E-3 -> 0.00500
ddmul031 multiply 00.00 0.000 -> 0.00000
ddmul032 multiply 00.00 0E-3 -> 0.00000 -- rhs is 0
ddmul033 multiply 0E-3 00.00 -> 0.00000 -- lhs is 0
ddmul034 multiply -5.00 1E-3 -> -0.00500
ddmul035 multiply -00.00 0.000 -> -0.00000
ddmul036 multiply -00.00 0E-3 -> -0.00000 -- rhs is 0
ddmul037 multiply -0E-3 00.00 -> -0.00000 -- lhs is 0
ddmul038 multiply 5.00 -1E-3 -> -0.00500
ddmul039 multiply 00.00 -0.000 -> -0.00000
ddmul040 multiply 00.00 -0E-3 -> -0.00000 -- rhs is 0
ddmul041 multiply 0E-3 -00.00 -> -0.00000 -- lhs is 0
ddmul042 multiply -5.00 -1E-3 -> 0.00500
ddmul043 multiply -00.00 -0.000 -> 0.00000
ddmul044 multiply -00.00 -0E-3 -> 0.00000 -- rhs is 0
ddmul045 multiply -0E-3 -00.00 -> 0.00000 -- lhs is 0
-- examples from decarith
ddmul050 multiply 1.20 3 -> 3.60
ddmul051 multiply 7 3 -> 21
ddmul052 multiply 0.9 0.8 -> 0.72
ddmul053 multiply 0.9 -0 -> -0.0
ddmul054 multiply 654321 654321 -> 428135971041
ddmul060 multiply 123.45 1e7 -> 1.2345E+9
ddmul061 multiply 123.45 1e8 -> 1.2345E+10
ddmul062 multiply 123.45 1e+9 -> 1.2345E+11
ddmul063 multiply 123.45 1e10 -> 1.2345E+12
ddmul064 multiply 123.45 1e11 -> 1.2345E+13
ddmul065 multiply 123.45 1e12 -> 1.2345E+14
ddmul066 multiply 123.45 1e13 -> 1.2345E+15
-- test some intermediate lengths
-- 1234567890123456
ddmul080 multiply 0.1 1230123456456789 -> 123012345645678.9
ddmul084 multiply 0.1 1230123456456789 -> 123012345645678.9
ddmul090 multiply 1230123456456789 0.1 -> 123012345645678.9
ddmul094 multiply 1230123456456789 0.1 -> 123012345645678.9
-- test some more edge cases and carries
ddmul101 multiply 9 9 -> 81
ddmul102 multiply 9 90 -> 810
ddmul103 multiply 9 900 -> 8100
ddmul104 multiply 9 9000 -> 81000
ddmul105 multiply 9 90000 -> 810000
ddmul106 multiply 9 900000 -> 8100000
ddmul107 multiply 9 9000000 -> 81000000
ddmul108 multiply 9 90000000 -> 810000000
ddmul109 multiply 9 900000000 -> 8100000000
ddmul110 multiply 9 9000000000 -> 81000000000
ddmul111 multiply 9 90000000000 -> 810000000000
ddmul112 multiply 9 900000000000 -> 8100000000000
ddmul113 multiply 9 9000000000000 -> 81000000000000
ddmul114 multiply 9 90000000000000 -> 810000000000000
ddmul115 multiply 9 900000000000000 -> 8100000000000000
--ddmul116 multiply 9 9000000000000000 -> 81000000000000000
--ddmul117 multiply 9 90000000000000000 -> 810000000000000000
--ddmul118 multiply 9 900000000000000000 -> 8100000000000000000
--ddmul119 multiply 9 9000000000000000000 -> 81000000000000000000
--ddmul120 multiply 9 90000000000000000000 -> 810000000000000000000
--ddmul121 multiply 9 900000000000000000000 -> 8100000000000000000000
--ddmul122 multiply 9 9000000000000000000000 -> 81000000000000000000000
--ddmul123 multiply 9 90000000000000000000000 -> 810000000000000000000000
-- test some more edge cases without carries
ddmul131 multiply 3 3 -> 9
ddmul132 multiply 3 30 -> 90
ddmul133 multiply 3 300 -> 900
ddmul134 multiply 3 3000 -> 9000
ddmul135 multiply 3 30000 -> 90000
ddmul136 multiply 3 300000 -> 900000
ddmul137 multiply 3 3000000 -> 9000000
ddmul138 multiply 3 30000000 -> 90000000
ddmul139 multiply 3 300000000 -> 900000000
ddmul140 multiply 3 3000000000 -> 9000000000
ddmul141 multiply 3 30000000000 -> 90000000000
ddmul142 multiply 3 300000000000 -> 900000000000
ddmul143 multiply 3 3000000000000 -> 9000000000000
ddmul144 multiply 3 30000000000000 -> 90000000000000
ddmul145 multiply 3 300000000000000 -> 900000000000000
-- test some edge cases with exact rounding
ddmul301 multiply 9 9 -> 81
ddmul302 multiply 9 90 -> 810
ddmul303 multiply 9 900 -> 8100
ddmul304 multiply 9 9000 -> 81000
ddmul305 multiply 9 90000 -> 810000
ddmul306 multiply 9 900000 -> 8100000
ddmul307 multiply 9 9000000 -> 81000000
ddmul308 multiply 9 90000000 -> 810000000
ddmul309 multiply 9 900000000 -> 8100000000
ddmul310 multiply 9 9000000000 -> 81000000000
ddmul311 multiply 9 90000000000 -> 810000000000
ddmul312 multiply 9 900000000000 -> 8100000000000
ddmul313 multiply 9 9000000000000 -> 81000000000000
ddmul314 multiply 9 90000000000000 -> 810000000000000
ddmul315 multiply 9 900000000000000 -> 8100000000000000
ddmul316 multiply 9 9000000000000000 -> 8.100000000000000E+16 Rounded
ddmul317 multiply 90 9000000000000000 -> 8.100000000000000E+17 Rounded
ddmul318 multiply 900 9000000000000000 -> 8.100000000000000E+18 Rounded
ddmul319 multiply 9000 9000000000000000 -> 8.100000000000000E+19 Rounded
ddmul320 multiply 90000 9000000000000000 -> 8.100000000000000E+20 Rounded
ddmul321 multiply 900000 9000000000000000 -> 8.100000000000000E+21 Rounded
ddmul322 multiply 9000000 9000000000000000 -> 8.100000000000000E+22 Rounded
ddmul323 multiply 90000000 9000000000000000 -> 8.100000000000000E+23 Rounded
-- tryzeros cases
ddmul504 multiply 0E-260 1000E-260 -> 0E-398 Clamped
ddmul505 multiply 100E+260 0E+260 -> 0E+369 Clamped
-- mixed with zeros
ddmul541 multiply 0 -1 -> -0
ddmul542 multiply -0 -1 -> 0
ddmul543 multiply 0 1 -> 0
ddmul544 multiply -0 1 -> -0
ddmul545 multiply -1 0 -> -0
ddmul546 multiply -1 -0 -> 0
ddmul547 multiply 1 0 -> 0
ddmul548 multiply 1 -0 -> -0
ddmul551 multiply 0.0 -1 -> -0.0
ddmul552 multiply -0.0 -1 -> 0.0
ddmul553 multiply 0.0 1 -> 0.0
ddmul554 multiply -0.0 1 -> -0.0
ddmul555 multiply -1.0 0 -> -0.0
ddmul556 multiply -1.0 -0 -> 0.0
ddmul557 multiply 1.0 0 -> 0.0
ddmul558 multiply 1.0 -0 -> -0.0
ddmul561 multiply 0 -1.0 -> -0.0
ddmul562 multiply -0 -1.0 -> 0.0
ddmul563 multiply 0 1.0 -> 0.0
ddmul564 multiply -0 1.0 -> -0.0
ddmul565 multiply -1 0.0 -> -0.0
ddmul566 multiply -1 -0.0 -> 0.0
ddmul567 multiply 1 0.0 -> 0.0
ddmul568 multiply 1 -0.0 -> -0.0
ddmul571 multiply 0.0 -1.0 -> -0.00
ddmul572 multiply -0.0 -1.0 -> 0.00
ddmul573 multiply 0.0 1.0 -> 0.00
ddmul574 multiply -0.0 1.0 -> -0.00
ddmul575 multiply -1.0 0.0 -> -0.00
ddmul576 multiply -1.0 -0.0 -> 0.00
ddmul577 multiply 1.0 0.0 -> 0.00
ddmul578 multiply 1.0 -0.0 -> -0.00
-- Specials
ddmul580 multiply Inf -Inf -> -Infinity
ddmul581 multiply Inf -1000 -> -Infinity
ddmul582 multiply Inf -1 -> -Infinity
ddmul583 multiply Inf -0 -> NaN Invalid_operation
ddmul584 multiply Inf 0 -> NaN Invalid_operation
ddmul585 multiply Inf 1 -> Infinity
ddmul586 multiply Inf 1000 -> Infinity
ddmul587 multiply Inf Inf -> Infinity
ddmul588 multiply -1000 Inf -> -Infinity
ddmul589 multiply -Inf Inf -> -Infinity
ddmul590 multiply -1 Inf -> -Infinity
ddmul591 multiply -0 Inf -> NaN Invalid_operation
ddmul592 multiply 0 Inf -> NaN Invalid_operation
ddmul593 multiply 1 Inf -> Infinity
ddmul594 multiply 1000 Inf -> Infinity
ddmul595 multiply Inf Inf -> Infinity
ddmul600 multiply -Inf -Inf -> Infinity
ddmul601 multiply -Inf -1000 -> Infinity
ddmul602 multiply -Inf -1 -> Infinity
ddmul603 multiply -Inf -0 -> NaN Invalid_operation
ddmul604 multiply -Inf 0 -> NaN Invalid_operation
ddmul605 multiply -Inf 1 -> -Infinity
ddmul606 multiply -Inf 1000 -> -Infinity
ddmul607 multiply -Inf Inf -> -Infinity
ddmul608 multiply -1000 Inf -> -Infinity
ddmul609 multiply -Inf -Inf -> Infinity
ddmul610 multiply -1 -Inf -> Infinity
ddmul611 multiply -0 -Inf -> NaN Invalid_operation
ddmul612 multiply 0 -Inf -> NaN Invalid_operation
ddmul613 multiply 1 -Inf -> -Infinity
ddmul614 multiply 1000 -Inf -> -Infinity
ddmul615 multiply Inf -Inf -> -Infinity
ddmul621 multiply NaN -Inf -> NaN
ddmul622 multiply NaN -1000 -> NaN
ddmul623 multiply NaN -1 -> NaN
ddmul624 multiply NaN -0 -> NaN
ddmul625 multiply NaN 0 -> NaN
ddmul626 multiply NaN 1 -> NaN
ddmul627 multiply NaN 1000 -> NaN
ddmul628 multiply NaN Inf -> NaN
ddmul629 multiply NaN NaN -> NaN
ddmul630 multiply -Inf NaN -> NaN
ddmul631 multiply -1000 NaN -> NaN
ddmul632 multiply -1 NaN -> NaN
ddmul633 multiply -0 NaN -> NaN
ddmul634 multiply 0 NaN -> NaN
ddmul635 multiply 1 NaN -> NaN
ddmul636 multiply 1000 NaN -> NaN
ddmul637 multiply Inf NaN -> NaN
ddmul641 multiply sNaN -Inf -> NaN Invalid_operation
ddmul642 multiply sNaN -1000 -> NaN Invalid_operation
ddmul643 multiply sNaN -1 -> NaN Invalid_operation
ddmul644 multiply sNaN -0 -> NaN Invalid_operation
ddmul645 multiply sNaN 0 -> NaN Invalid_operation
ddmul646 multiply sNaN 1 -> NaN Invalid_operation
ddmul647 multiply sNaN 1000 -> NaN Invalid_operation
ddmul648 multiply sNaN NaN -> NaN Invalid_operation
ddmul649 multiply sNaN sNaN -> NaN Invalid_operation
ddmul650 multiply NaN sNaN -> NaN Invalid_operation
ddmul651 multiply -Inf sNaN -> NaN Invalid_operation
ddmul652 multiply -1000 sNaN -> NaN Invalid_operation
ddmul653 multiply -1 sNaN -> NaN Invalid_operation
ddmul654 multiply -0 sNaN -> NaN Invalid_operation
ddmul655 multiply 0 sNaN -> NaN Invalid_operation
ddmul656 multiply 1 sNaN -> NaN Invalid_operation
ddmul657 multiply 1000 sNaN -> NaN Invalid_operation
ddmul658 multiply Inf sNaN -> NaN Invalid_operation
ddmul659 multiply NaN sNaN -> NaN Invalid_operation
-- propagating NaNs
ddmul661 multiply NaN9 -Inf -> NaN9
ddmul662 multiply NaN8 999 -> NaN8
ddmul663 multiply NaN71 Inf -> NaN71
ddmul664 multiply NaN6 NaN5 -> NaN6
ddmul665 multiply -Inf NaN4 -> NaN4
ddmul666 multiply -999 NaN33 -> NaN33
ddmul667 multiply Inf NaN2 -> NaN2
ddmul671 multiply sNaN99 -Inf -> NaN99 Invalid_operation
ddmul672 multiply sNaN98 -11 -> NaN98 Invalid_operation
ddmul673 multiply sNaN97 NaN -> NaN97 Invalid_operation
ddmul674 multiply sNaN16 sNaN94 -> NaN16 Invalid_operation
ddmul675 multiply NaN95 sNaN93 -> NaN93 Invalid_operation
ddmul676 multiply -Inf sNaN92 -> NaN92 Invalid_operation
ddmul677 multiply 088 sNaN91 -> NaN91 Invalid_operation
ddmul678 multiply Inf sNaN90 -> NaN90 Invalid_operation
ddmul679 multiply NaN sNaN89 -> NaN89 Invalid_operation
ddmul681 multiply -NaN9 -Inf -> -NaN9
ddmul682 multiply -NaN8 999 -> -NaN8
ddmul683 multiply -NaN71 Inf -> -NaN71
ddmul684 multiply -NaN6 -NaN5 -> -NaN6
ddmul685 multiply -Inf -NaN4 -> -NaN4
ddmul686 multiply -999 -NaN33 -> -NaN33
ddmul687 multiply Inf -NaN2 -> -NaN2
ddmul691 multiply -sNaN99 -Inf -> -NaN99 Invalid_operation
ddmul692 multiply -sNaN98 -11 -> -NaN98 Invalid_operation
ddmul693 multiply -sNaN97 NaN -> -NaN97 Invalid_operation
ddmul694 multiply -sNaN16 -sNaN94 -> -NaN16 Invalid_operation
ddmul695 multiply -NaN95 -sNaN93 -> -NaN93 Invalid_operation
ddmul696 multiply -Inf -sNaN92 -> -NaN92 Invalid_operation
ddmul697 multiply 088 -sNaN91 -> -NaN91 Invalid_operation
ddmul698 multiply Inf -sNaN90 -> -NaN90 Invalid_operation
ddmul699 multiply -NaN -sNaN89 -> -NaN89 Invalid_operation
ddmul701 multiply -NaN -Inf -> -NaN
ddmul702 multiply -NaN 999 -> -NaN
ddmul703 multiply -NaN Inf -> -NaN
ddmul704 multiply -NaN -NaN -> -NaN
ddmul705 multiply -Inf -NaN0 -> -NaN
ddmul706 multiply -999 -NaN -> -NaN
ddmul707 multiply Inf -NaN -> -NaN
ddmul711 multiply -sNaN -Inf -> -NaN Invalid_operation
ddmul712 multiply -sNaN -11 -> -NaN Invalid_operation
ddmul713 multiply -sNaN00 NaN -> -NaN Invalid_operation
ddmul714 multiply -sNaN -sNaN -> -NaN Invalid_operation
ddmul715 multiply -NaN -sNaN -> -NaN Invalid_operation
ddmul716 multiply -Inf -sNaN -> -NaN Invalid_operation
ddmul717 multiply 088 -sNaN -> -NaN Invalid_operation
ddmul718 multiply Inf -sNaN -> -NaN Invalid_operation
ddmul719 multiply -NaN -sNaN -> -NaN Invalid_operation
-- overflow and underflow tests .. note subnormal results
-- signs
ddmul751 multiply 1e+277 1e+311 -> Infinity Overflow Inexact Rounded
ddmul752 multiply 1e+277 -1e+311 -> -Infinity Overflow Inexact Rounded
ddmul753 multiply -1e+277 1e+311 -> -Infinity Overflow Inexact Rounded
ddmul754 multiply -1e+277 -1e+311 -> Infinity Overflow Inexact Rounded
ddmul755 multiply 1e-277 1e-311 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul756 multiply 1e-277 -1e-311 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul757 multiply -1e-277 1e-311 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul758 multiply -1e-277 -1e-311 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
-- 'subnormal' boundary (all hard underflow or overflow in base arithemtic)
ddmul760 multiply 1e-291 1e-101 -> 1E-392 Subnormal
ddmul761 multiply 1e-291 1e-102 -> 1E-393 Subnormal
ddmul762 multiply 1e-291 1e-103 -> 1E-394 Subnormal
ddmul763 multiply 1e-291 1e-104 -> 1E-395 Subnormal
ddmul764 multiply 1e-291 1e-105 -> 1E-396 Subnormal
ddmul765 multiply 1e-291 1e-106 -> 1E-397 Subnormal
ddmul766 multiply 1e-291 1e-107 -> 1E-398 Subnormal
ddmul767 multiply 1e-291 1e-108 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul768 multiply 1e-291 1e-109 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul769 multiply 1e-291 1e-110 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
-- [no equivalent of 'subnormal' for overflow]
ddmul770 multiply 1e+60 1e+321 -> 1.000000000000E+381 Clamped
ddmul771 multiply 1e+60 1e+322 -> 1.0000000000000E+382 Clamped
ddmul772 multiply 1e+60 1e+323 -> 1.00000000000000E+383 Clamped
ddmul773 multiply 1e+60 1e+324 -> 1.000000000000000E+384 Clamped
ddmul774 multiply 1e+60 1e+325 -> Infinity Overflow Inexact Rounded
ddmul775 multiply 1e+60 1e+326 -> Infinity Overflow Inexact Rounded
ddmul776 multiply 1e+60 1e+327 -> Infinity Overflow Inexact Rounded
ddmul777 multiply 1e+60 1e+328 -> Infinity Overflow Inexact Rounded
ddmul778 multiply 1e+60 1e+329 -> Infinity Overflow Inexact Rounded
ddmul779 multiply 1e+60 1e+330 -> Infinity Overflow Inexact Rounded
ddmul801 multiply 1.0000E-394 1 -> 1.0000E-394 Subnormal
ddmul802 multiply 1.000E-394 1e-1 -> 1.000E-395 Subnormal
ddmul803 multiply 1.00E-394 1e-2 -> 1.00E-396 Subnormal
ddmul804 multiply 1.0E-394 1e-3 -> 1.0E-397 Subnormal
ddmul805 multiply 1.0E-394 1e-4 -> 1E-398 Subnormal Rounded
ddmul806 multiply 1.3E-394 1e-4 -> 1E-398 Underflow Subnormal Inexact Rounded
ddmul807 multiply 1.5E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul808 multiply 1.7E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul809 multiply 2.3E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul810 multiply 2.5E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul811 multiply 2.7E-394 1e-4 -> 3E-398 Underflow Subnormal Inexact Rounded
ddmul812 multiply 1.49E-394 1e-4 -> 1E-398 Underflow Subnormal Inexact Rounded
ddmul813 multiply 1.50E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul814 multiply 1.51E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul815 multiply 2.49E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul816 multiply 2.50E-394 1e-4 -> 2E-398 Underflow Subnormal Inexact Rounded
ddmul817 multiply 2.51E-394 1e-4 -> 3E-398 Underflow Subnormal Inexact Rounded
ddmul818 multiply 1E-394 1e-4 -> 1E-398 Subnormal
ddmul819 multiply 3E-394 1e-5 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul820 multiply 5E-394 1e-5 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul821 multiply 7E-394 1e-5 -> 1E-398 Underflow Subnormal Inexact Rounded
ddmul822 multiply 9E-394 1e-5 -> 1E-398 Underflow Subnormal Inexact Rounded
ddmul823 multiply 9.9E-394 1e-5 -> 1E-398 Underflow Subnormal Inexact Rounded
ddmul824 multiply 1E-394 -1e-4 -> -1E-398 Subnormal
ddmul825 multiply 3E-394 -1e-5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul826 multiply -5E-394 1e-5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul827 multiply 7E-394 -1e-5 -> -1E-398 Underflow Subnormal Inexact Rounded
ddmul828 multiply -9E-394 1e-5 -> -1E-398 Underflow Subnormal Inexact Rounded
ddmul829 multiply 9.9E-394 -1e-5 -> -1E-398 Underflow Subnormal Inexact Rounded
ddmul830 multiply 3.0E-394 -1e-5 -> -0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul831 multiply 1.0E-199 1e-200 -> 0E-398 Underflow Subnormal Inexact Rounded Clamped
ddmul832 multiply 1.0E-199 1e-199 -> 1E-398 Subnormal Rounded
ddmul833 multiply 1.0E-199 1e-198 -> 1.0E-397 Subnormal
ddmul834 multiply 2.0E-199 2e-198 -> 4.0E-397 Subnormal
ddmul835 multiply 4.0E-199 4e-198 -> 1.60E-396 Subnormal
ddmul836 multiply 10.0E-199 10e-198 -> 1.000E-395 Subnormal
ddmul837 multiply 30.0E-199 30e-198 -> 9.000E-395 Subnormal
ddmul838 multiply 40.0E-199 40e-188 -> 1.6000E-384 Subnormal
ddmul839 multiply 40.0E-199 40e-187 -> 1.6000E-383
ddmul840 multiply 40.0E-199 40e-186 -> 1.6000E-382
-- Long operand overflow may be a different path
ddmul870 multiply 100 9.999E+383 -> Infinity Inexact Overflow Rounded
ddmul871 multiply 100 -9.999E+383 -> -Infinity Inexact Overflow Rounded
ddmul872 multiply 9.999E+383 100 -> Infinity Inexact Overflow Rounded
ddmul873 multiply -9.999E+383 100 -> -Infinity Inexact Overflow Rounded
-- check for double-rounded subnormals
ddmul881 multiply 1.2347E-355 1.2347E-40 -> 1.524E-395 Inexact Rounded Subnormal Underflow
ddmul882 multiply 1.234E-355 1.234E-40 -> 1.523E-395 Inexact Rounded Subnormal Underflow
ddmul883 multiply 1.23E-355 1.23E-40 -> 1.513E-395 Inexact Rounded Subnormal Underflow
ddmul884 multiply 1.2E-355 1.2E-40 -> 1.44E-395 Subnormal
ddmul885 multiply 1.2E-355 1.2E-41 -> 1.44E-396 Subnormal
ddmul886 multiply 1.2E-355 1.2E-42 -> 1.4E-397 Subnormal Inexact Rounded Underflow
ddmul887 multiply 1.2E-355 1.3E-42 -> 1.6E-397 Subnormal Inexact Rounded Underflow
ddmul888 multiply 1.3E-355 1.3E-42 -> 1.7E-397 Subnormal Inexact Rounded Underflow
ddmul889 multiply 1.3E-355 1.3E-43 -> 2E-398 Subnormal Inexact Rounded Underflow
ddmul890 multiply 1.3E-356 1.3E-43 -> 0E-398 Clamped Subnormal Inexact Rounded Underflow
ddmul891 multiply 1.2345E-39 1.234E-355 -> 1.5234E-394 Inexact Rounded Subnormal Underflow
ddmul892 multiply 1.23456E-39 1.234E-355 -> 1.5234E-394 Inexact Rounded Subnormal Underflow
ddmul893 multiply 1.2345E-40 1.234E-355 -> 1.523E-395 Inexact Rounded Subnormal Underflow
ddmul894 multiply 1.23456E-40 1.234E-355 -> 1.523E-395 Inexact Rounded Subnormal Underflow
ddmul895 multiply 1.2345E-41 1.234E-355 -> 1.52E-396 Inexact Rounded Subnormal Underflow
ddmul896 multiply 1.23456E-41 1.234E-355 -> 1.52E-396 Inexact Rounded Subnormal Underflow
-- Now explore the case where we get a normal result with Underflow
-- 1 234567890123456
ddmul900 multiply 0.3000000000E-191 0.3000000000E-191 -> 9.00000000000000E-384 Subnormal Rounded
ddmul901 multiply 0.3000000001E-191 0.3000000001E-191 -> 9.00000000600000E-384 Underflow Inexact Subnormal Rounded
ddmul902 multiply 9.999999999999999E-383 0.0999999999999 -> 9.99999999999000E-384 Underflow Inexact Subnormal Rounded
ddmul903 multiply 9.999999999999999E-383 0.09999999999999 -> 9.99999999999900E-384 Underflow Inexact Subnormal Rounded
ddmul904 multiply 9.999999999999999E-383 0.099999999999999 -> 9.99999999999990E-384 Underflow Inexact Subnormal Rounded
ddmul905 multiply 9.999999999999999E-383 0.0999999999999999 -> 9.99999999999999E-384 Underflow Inexact Subnormal Rounded
-- prove operands are exact
ddmul906 multiply 9.999999999999999E-383 1 -> 9.999999999999999E-383
ddmul907 multiply 1 0.09999999999999999 -> 0.09999999999999999
-- the next rounds to Nmin
ddmul908 multiply 9.999999999999999E-383 0.09999999999999999 -> 1.000000000000000E-383 Underflow Inexact Subnormal Rounded
-- hugest
ddmul909 multiply 9999999999999999 9999999999999999 -> 9.999999999999998E+31 Inexact Rounded
-- Null tests
ddmul990 multiply 10 # -> NaN Invalid_operation
ddmul991 multiply # 10 -> NaN Invalid_operation