These files are a subset of the python-2.7.2.tgz distribution from python.org. Changed files from PyMod-2.7.2 have been copied into the corresponding directories of this tree, replacing the original files in the distribution. Signed-off-by: daryl.mcdaniel@intel.com git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13197 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			732 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
			
		
		
	
	
			732 lines
		
	
	
		
			38 KiB
		
	
	
	
		
			Plaintext
		
	
	
	
	
	
| ------------------------------------------------------------------------
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| -- multiply.decTest -- decimal multiplication                         --
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| -- Copyright (c) IBM Corporation, 1981, 2008.  All rights reserved.   --
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| ------------------------------------------------------------------------
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| -- Please see the document "General Decimal Arithmetic Testcases"     --
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| -- at http://www2.hursley.ibm.com/decimal for the description of      --
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| -- these testcases.                                                   --
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| --                                                                    --
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| -- These testcases are experimental ('beta' versions), and they       --
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| -- may contain errors.  They are offered on an as-is basis.  In       --
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| -- particular, achieving the same results as the tests here is not    --
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| -- a guarantee that an implementation complies with any Standard      --
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| -- or specification.  The tests are not exhaustive.                   --
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| --                                                                    --
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| -- Please send comments, suggestions, and corrections to the author:  --
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| --   Mike Cowlishaw, IBM Fellow                                       --
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| --   IBM UK, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK         --
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| --   mfc@uk.ibm.com                                                   --
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| ------------------------------------------------------------------------
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| version: 2.59
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| 
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| extended:    1
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| precision:   9
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| rounding:    half_up
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| maxExponent: 384
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| minexponent: -383
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| 
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| -- sanity checks (as base, above)
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| mulx000 multiply 2      2 -> 4
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| mulx001 multiply 2      3 -> 6
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| mulx002 multiply 5      1 -> 5
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| mulx003 multiply 5      2 -> 10
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| mulx004 multiply 1.20   2 -> 2.40
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| mulx005 multiply 1.20   0 -> 0.00
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| mulx006 multiply 1.20  -2 -> -2.40
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| mulx007 multiply -1.20  2 -> -2.40
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| mulx008 multiply -1.20  0 -> -0.00
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| mulx009 multiply -1.20 -2 -> 2.40
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| mulx010 multiply 5.09 7.1 -> 36.139
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| mulx011 multiply 2.5    4 -> 10.0
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| mulx012 multiply 2.50   4 -> 10.00
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| mulx013 multiply 1.23456789 1.00000000 -> 1.23456789 Rounded
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| mulx014 multiply 9.999999999 9.999999999 -> 100.000000 Inexact Rounded
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| mulx015 multiply 2.50   4 -> 10.00
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| precision: 6
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| mulx016 multiply 2.50   4 -> 10.00
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| mulx017 multiply  9.999999999  9.999999999 ->  100.000 Inexact Rounded
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| mulx018 multiply  9.999999999 -9.999999999 -> -100.000 Inexact Rounded
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| mulx019 multiply -9.999999999  9.999999999 -> -100.000 Inexact Rounded
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| mulx020 multiply -9.999999999 -9.999999999 ->  100.000 Inexact Rounded
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| 
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| -- 1999.12.21: next one is a edge case if intermediate longs are used
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| precision: 15
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| mulx059 multiply 999999999999 9765625 -> 9.76562499999023E+18 Inexact Rounded
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| precision: 30
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| mulx160 multiply 999999999999 9765625 -> 9765624999990234375
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| precision: 9
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| -----
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| 
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| -- zeros, etc.
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| mulx021 multiply  0      0     ->  0
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| mulx022 multiply  0     -0     -> -0
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| mulx023 multiply -0      0     -> -0
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| mulx024 multiply -0     -0     ->  0
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| mulx025 multiply -0.0   -0.0   ->  0.00
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| mulx026 multiply -0.0   -0.0   ->  0.00
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| mulx027 multiply -0.0   -0.0   ->  0.00
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| mulx028 multiply -0.0   -0.0   ->  0.00
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| mulx030 multiply  5.00   1E-3  ->  0.00500
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| mulx031 multiply  00.00  0.000 ->  0.00000
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| mulx032 multiply  00.00  0E-3  ->  0.00000     -- rhs is 0
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| mulx033 multiply  0E-3   00.00 ->  0.00000     -- lhs is 0
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| mulx034 multiply -5.00   1E-3  -> -0.00500
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| mulx035 multiply -00.00  0.000 -> -0.00000
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| mulx036 multiply -00.00  0E-3  -> -0.00000     -- rhs is 0
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| mulx037 multiply -0E-3   00.00 -> -0.00000     -- lhs is 0
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| mulx038 multiply  5.00  -1E-3  -> -0.00500
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| mulx039 multiply  00.00 -0.000 -> -0.00000
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| mulx040 multiply  00.00 -0E-3  -> -0.00000     -- rhs is 0
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| mulx041 multiply  0E-3  -00.00 -> -0.00000     -- lhs is 0
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| mulx042 multiply -5.00  -1E-3  ->  0.00500
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| mulx043 multiply -00.00 -0.000 ->  0.00000
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| mulx044 multiply -00.00 -0E-3  ->  0.00000     -- rhs is 0
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| mulx045 multiply -0E-3  -00.00 ->  0.00000     -- lhs is 0
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| 
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| -- examples from decarith
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| mulx050 multiply 1.20 3        -> 3.60
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| mulx051 multiply 7    3        -> 21
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| mulx052 multiply 0.9  0.8      -> 0.72
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| mulx053 multiply 0.9  -0       -> -0.0
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| mulx054 multiply 654321 654321 -> 4.28135971E+11  Inexact Rounded
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| 
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| mulx060 multiply 123.45 1e7  ->  1.2345E+9
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| mulx061 multiply 123.45 1e8  ->  1.2345E+10
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| mulx062 multiply 123.45 1e+9 ->  1.2345E+11
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| mulx063 multiply 123.45 1e10 ->  1.2345E+12
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| mulx064 multiply 123.45 1e11 ->  1.2345E+13
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| mulx065 multiply 123.45 1e12 ->  1.2345E+14
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| mulx066 multiply 123.45 1e13 ->  1.2345E+15
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| 
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| 
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| -- test some intermediate lengths
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| precision: 9
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| mulx080 multiply 0.1 123456789          -> 12345678.9
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| mulx081 multiply 0.1 1234567891         -> 123456789 Inexact Rounded
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| mulx082 multiply 0.1 12345678912        -> 1.23456789E+9 Inexact Rounded
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| mulx083 multiply 0.1 12345678912345     -> 1.23456789E+12 Inexact Rounded
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| mulx084 multiply 0.1 123456789          -> 12345678.9
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| precision: 8
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| mulx085 multiply 0.1 12345678912        -> 1.2345679E+9 Inexact Rounded
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| mulx086 multiply 0.1 12345678912345     -> 1.2345679E+12 Inexact Rounded
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| precision: 7
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| mulx087 multiply 0.1 12345678912        -> 1.234568E+9 Inexact Rounded
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| mulx088 multiply 0.1 12345678912345     -> 1.234568E+12 Inexact Rounded
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| 
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| precision: 9
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| mulx090 multiply 123456789          0.1 -> 12345678.9
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| mulx091 multiply 1234567891         0.1 -> 123456789 Inexact Rounded
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| mulx092 multiply 12345678912        0.1 -> 1.23456789E+9 Inexact Rounded
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| mulx093 multiply 12345678912345     0.1 -> 1.23456789E+12 Inexact Rounded
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| mulx094 multiply 123456789          0.1 -> 12345678.9
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| precision: 8
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| mulx095 multiply 12345678912        0.1 -> 1.2345679E+9 Inexact Rounded
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| mulx096 multiply 12345678912345     0.1 -> 1.2345679E+12 Inexact Rounded
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| precision: 7
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| mulx097 multiply 12345678912        0.1 -> 1.234568E+9 Inexact Rounded
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| mulx098 multiply 12345678912345     0.1 -> 1.234568E+12 Inexact Rounded
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| 
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| -- test some more edge cases and carries
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| maxexponent: 9999
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| minexponent: -9999
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| precision: 33
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| mulx101 multiply 9 9   -> 81
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| mulx102 multiply 9 90   -> 810
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| mulx103 multiply 9 900   -> 8100
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| mulx104 multiply 9 9000   -> 81000
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| mulx105 multiply 9 90000   -> 810000
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| mulx106 multiply 9 900000   -> 8100000
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| mulx107 multiply 9 9000000   -> 81000000
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| mulx108 multiply 9 90000000   -> 810000000
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| mulx109 multiply 9 900000000   -> 8100000000
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| mulx110 multiply 9 9000000000   -> 81000000000
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| mulx111 multiply 9 90000000000   -> 810000000000
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| mulx112 multiply 9 900000000000   -> 8100000000000
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| mulx113 multiply 9 9000000000000   -> 81000000000000
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| mulx114 multiply 9 90000000000000   -> 810000000000000
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| mulx115 multiply 9 900000000000000   -> 8100000000000000
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| mulx116 multiply 9 9000000000000000   -> 81000000000000000
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| mulx117 multiply 9 90000000000000000   -> 810000000000000000
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| mulx118 multiply 9 900000000000000000   -> 8100000000000000000
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| mulx119 multiply 9 9000000000000000000   -> 81000000000000000000
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| mulx120 multiply 9 90000000000000000000   -> 810000000000000000000
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| mulx121 multiply 9 900000000000000000000   -> 8100000000000000000000
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| mulx122 multiply 9 9000000000000000000000   -> 81000000000000000000000
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| mulx123 multiply 9 90000000000000000000000   -> 810000000000000000000000
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| -- test some more edge cases without carries
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| mulx131 multiply 3 3   -> 9
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| mulx132 multiply 3 30   -> 90
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| mulx133 multiply 3 300   -> 900
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| mulx134 multiply 3 3000   -> 9000
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| mulx135 multiply 3 30000   -> 90000
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| mulx136 multiply 3 300000   -> 900000
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| mulx137 multiply 3 3000000   -> 9000000
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| mulx138 multiply 3 30000000   -> 90000000
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| mulx139 multiply 3 300000000   -> 900000000
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| mulx140 multiply 3 3000000000   -> 9000000000
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| mulx141 multiply 3 30000000000   -> 90000000000
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| mulx142 multiply 3 300000000000   -> 900000000000
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| mulx143 multiply 3 3000000000000   -> 9000000000000
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| mulx144 multiply 3 30000000000000   -> 90000000000000
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| mulx145 multiply 3 300000000000000   -> 900000000000000
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| mulx146 multiply 3 3000000000000000   -> 9000000000000000
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| mulx147 multiply 3 30000000000000000   -> 90000000000000000
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| mulx148 multiply 3 300000000000000000   -> 900000000000000000
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| mulx149 multiply 3 3000000000000000000   -> 9000000000000000000
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| mulx150 multiply 3 30000000000000000000   -> 90000000000000000000
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| mulx151 multiply 3 300000000000000000000   -> 900000000000000000000
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| mulx152 multiply 3 3000000000000000000000   -> 9000000000000000000000
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| mulx153 multiply 3 30000000000000000000000   -> 90000000000000000000000
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| 
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| maxexponent: 999999999
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| minexponent: -999999999
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| precision: 9
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| -- test some cases that are close to exponent overflow/underflow
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| mulx170 multiply 1 9e999999999    -> 9E+999999999
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| mulx171 multiply 1 9.9e999999999  -> 9.9E+999999999
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| mulx172 multiply 1 9.99e999999999 -> 9.99E+999999999
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| mulx173 multiply 9e999999999    1 -> 9E+999999999
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| mulx174 multiply 9.9e999999999  1 -> 9.9E+999999999
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| mulx176 multiply 9.99e999999999 1 -> 9.99E+999999999
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| mulx177 multiply 1 9.99999999e999999999 -> 9.99999999E+999999999
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| mulx178 multiply 9.99999999e999999999 1 -> 9.99999999E+999999999
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| 
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| mulx180 multiply 0.1 9e-999999998   -> 9E-999999999
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| mulx181 multiply 0.1 99e-999999998  -> 9.9E-999999998
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| mulx182 multiply 0.1 999e-999999998 -> 9.99E-999999997
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| 
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| mulx183 multiply 0.1 9e-999999998     -> 9E-999999999
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| mulx184 multiply 0.1 99e-999999998    -> 9.9E-999999998
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| mulx185 multiply 0.1 999e-999999998   -> 9.99E-999999997
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| mulx186 multiply 0.1 999e-999999997   -> 9.99E-999999996
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| mulx187 multiply 0.1 9999e-999999997  -> 9.999E-999999995
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| mulx188 multiply 0.1 99999e-999999997 -> 9.9999E-999999994
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| 
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| mulx190 multiply 1 9e-999999998   -> 9E-999999998
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| mulx191 multiply 1 99e-999999998  -> 9.9E-999999997
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| mulx192 multiply 1 999e-999999998 -> 9.99E-999999996
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| mulx193 multiply 9e-999999998   1 -> 9E-999999998
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| mulx194 multiply 99e-999999998  1 -> 9.9E-999999997
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| mulx195 multiply 999e-999999998 1 -> 9.99E-999999996
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| 
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| mulx196 multiply 1e-599999999 1e-400000000 -> 1E-999999999
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| mulx197 multiply 1e-600000000 1e-399999999 -> 1E-999999999
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| mulx198 multiply 1.2e-599999999 1.2e-400000000 -> 1.44E-999999999
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| mulx199 multiply 1.2e-600000000 1.2e-399999999 -> 1.44E-999999999
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| 
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| mulx201 multiply 1e599999999 1e400000000 -> 1E+999999999
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| mulx202 multiply 1e600000000 1e399999999 -> 1E+999999999
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| mulx203 multiply 1.2e599999999 1.2e400000000 -> 1.44E+999999999
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| mulx204 multiply 1.2e600000000 1.2e399999999 -> 1.44E+999999999
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| 
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| -- long operand triangle
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| precision: 33
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| mulx246 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193369671916511992830 Inexact Rounded
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| precision: 32
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| mulx247 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119336967191651199283  Inexact Rounded
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| precision: 31
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| mulx248 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011933696719165119928   Inexact Rounded
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| precision: 30
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| mulx249 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193369671916511993    Inexact Rounded
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| precision: 29
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| mulx250 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119336967191651199     Inexact Rounded
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| precision: 28
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| mulx251 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011933696719165120      Inexact Rounded
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| precision: 27
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| mulx252 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193369671916512       Inexact Rounded
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| precision: 26
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| mulx253 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119336967191651        Inexact Rounded
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| precision: 25
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| mulx254 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011933696719165         Inexact Rounded
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| precision: 24
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| mulx255 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193369671917          Inexact Rounded
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| precision: 23
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| mulx256 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119336967192           Inexact Rounded
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| precision: 22
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| mulx257 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011933696719            Inexact Rounded
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| precision: 21
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| mulx258 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193369672             Inexact Rounded
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| precision: 20
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| mulx259 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119336967              Inexact Rounded
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| precision: 19
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| mulx260 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011933697               Inexact Rounded
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| precision: 18
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| mulx261 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193370                Inexact Rounded
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| precision: 17
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| mulx262 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119337                 Inexact Rounded
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| precision: 16
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| mulx263 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908011934                  Inexact Rounded
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| precision: 15
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| mulx264 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801193                   Inexact Rounded
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| precision: 14
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| mulx265 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080119                    Inexact Rounded
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| precision: 13
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| mulx266 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908012                     Inexact Rounded
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| precision: 12
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| mulx267 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.290801                      Inexact Rounded
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| precision: 11
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| mulx268 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29080                       Inexact Rounded
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| precision: 10
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| mulx269 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.2908                        Inexact Rounded
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| precision:  9
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| mulx270 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.291                         Inexact Rounded
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| precision:  8
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| mulx271 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.29                          Inexact Rounded
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| precision:  7
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| mulx272 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433.3                           Inexact Rounded
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| precision:  6
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| mulx273 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 145433                            Inexact Rounded
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| precision:  5
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| mulx274 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 1.4543E+5                         Inexact Rounded
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| precision:  4
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| mulx275 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 1.454E+5                         Inexact Rounded
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| precision:  3
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| mulx276 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 1.45E+5                         Inexact Rounded
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| precision:  2
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| mulx277 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 1.5E+5                         Inexact Rounded
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| precision:  1
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| mulx278 multiply 30269.587755640502150977251770554 4.8046009735990873395936309640543 -> 1E+5                          Inexact Rounded
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| 
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| -- test some edge cases with exact rounding
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| maxexponent: 9999
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| minexponent: -9999
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| precision: 9
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| mulx301 multiply 9 9   -> 81
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| mulx302 multiply 9 90   -> 810
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| mulx303 multiply 9 900   -> 8100
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| mulx304 multiply 9 9000   -> 81000
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| mulx305 multiply 9 90000   -> 810000
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| mulx306 multiply 9 900000   -> 8100000
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| mulx307 multiply 9 9000000   -> 81000000
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| mulx308 multiply 9 90000000   -> 810000000
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| mulx309 multiply 9 900000000   -> 8.10000000E+9   Rounded
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| mulx310 multiply 9 9000000000   -> 8.10000000E+10  Rounded
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| mulx311 multiply 9 90000000000   -> 8.10000000E+11  Rounded
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| mulx312 multiply 9 900000000000   -> 8.10000000E+12  Rounded
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| mulx313 multiply 9 9000000000000   -> 8.10000000E+13  Rounded
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| mulx314 multiply 9 90000000000000   -> 8.10000000E+14  Rounded
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| mulx315 multiply 9 900000000000000   -> 8.10000000E+15  Rounded
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| mulx316 multiply 9 9000000000000000   -> 8.10000000E+16  Rounded
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| mulx317 multiply 9 90000000000000000   -> 8.10000000E+17  Rounded
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| mulx318 multiply 9 900000000000000000   -> 8.10000000E+18  Rounded
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| mulx319 multiply 9 9000000000000000000   -> 8.10000000E+19  Rounded
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| mulx320 multiply 9 90000000000000000000   -> 8.10000000E+20  Rounded
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| mulx321 multiply 9 900000000000000000000   -> 8.10000000E+21  Rounded
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| mulx322 multiply 9 9000000000000000000000   -> 8.10000000E+22  Rounded
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| mulx323 multiply 9 90000000000000000000000   -> 8.10000000E+23  Rounded
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| 
 | |
| -- fastpath breakers
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| precision:   29
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| mulx330 multiply 1.491824697641270317824852952837224 1.105170918075647624811707826490246514675628614562883537345747603 -> 1.6487212707001281468486507878 Inexact Rounded
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| precision:   55
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| mulx331 multiply 0.8958341352965282506768545828765117803873717284891040428 0.8958341352965282506768545828765117803873717284891040428 -> 0.8025187979624784829842553829934069955890983696752228299 Inexact Rounded
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| 
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| 
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| -- tryzeros cases
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| precision:   7
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| rounding:    half_up
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| maxExponent: 92
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| minexponent: -92
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| mulx504  multiply  0E-60 1000E-60  -> 0E-98 Clamped
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| mulx505  multiply  100E+60 0E+60   -> 0E+92 Clamped
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| 
 | |
| -- mixed with zeros
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| maxexponent: 999999999
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| minexponent: -999999999
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| precision: 9
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| mulx541 multiply  0    -1     -> -0
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| mulx542 multiply -0    -1     ->  0
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| mulx543 multiply  0     1     ->  0
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| mulx544 multiply -0     1     -> -0
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| mulx545 multiply -1     0     -> -0
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| mulx546 multiply -1    -0     ->  0
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| mulx547 multiply  1     0     ->  0
 | |
| mulx548 multiply  1    -0     -> -0
 | |
| 
 | |
| mulx551 multiply  0.0  -1     -> -0.0
 | |
| mulx552 multiply -0.0  -1     ->  0.0
 | |
| mulx553 multiply  0.0   1     ->  0.0
 | |
| mulx554 multiply -0.0   1     -> -0.0
 | |
| mulx555 multiply -1.0   0     -> -0.0
 | |
| mulx556 multiply -1.0  -0     ->  0.0
 | |
| mulx557 multiply  1.0   0     ->  0.0
 | |
| mulx558 multiply  1.0  -0     -> -0.0
 | |
| 
 | |
| mulx561 multiply  0    -1.0   -> -0.0
 | |
| mulx562 multiply -0    -1.0   ->  0.0
 | |
| mulx563 multiply  0     1.0   ->  0.0
 | |
| mulx564 multiply -0     1.0   -> -0.0
 | |
| mulx565 multiply -1     0.0   -> -0.0
 | |
| mulx566 multiply -1    -0.0   ->  0.0
 | |
| mulx567 multiply  1     0.0   ->  0.0
 | |
| mulx568 multiply  1    -0.0   -> -0.0
 | |
| 
 | |
| mulx571 multiply  0.0  -1.0   -> -0.00
 | |
| mulx572 multiply -0.0  -1.0   ->  0.00
 | |
| mulx573 multiply  0.0   1.0   ->  0.00
 | |
| mulx574 multiply -0.0   1.0   -> -0.00
 | |
| mulx575 multiply -1.0   0.0   -> -0.00
 | |
| mulx576 multiply -1.0  -0.0   ->  0.00
 | |
| mulx577 multiply  1.0   0.0   ->  0.00
 | |
| mulx578 multiply  1.0  -0.0   -> -0.00
 | |
| 
 | |
| 
 | |
| -- Specials
 | |
| mulx580 multiply  Inf  -Inf   -> -Infinity
 | |
| mulx581 multiply  Inf  -1000  -> -Infinity
 | |
| mulx582 multiply  Inf  -1     -> -Infinity
 | |
| mulx583 multiply  Inf  -0     ->  NaN  Invalid_operation
 | |
| mulx584 multiply  Inf   0     ->  NaN  Invalid_operation
 | |
| mulx585 multiply  Inf   1     ->  Infinity
 | |
| mulx586 multiply  Inf   1000  ->  Infinity
 | |
| mulx587 multiply  Inf   Inf   ->  Infinity
 | |
| mulx588 multiply -1000  Inf   -> -Infinity
 | |
| mulx589 multiply -Inf   Inf   -> -Infinity
 | |
| mulx590 multiply -1     Inf   -> -Infinity
 | |
| mulx591 multiply -0     Inf   ->  NaN  Invalid_operation
 | |
| mulx592 multiply  0     Inf   ->  NaN  Invalid_operation
 | |
| mulx593 multiply  1     Inf   ->  Infinity
 | |
| mulx594 multiply  1000  Inf   ->  Infinity
 | |
| mulx595 multiply  Inf   Inf   ->  Infinity
 | |
| 
 | |
| mulx600 multiply -Inf  -Inf   ->  Infinity
 | |
| mulx601 multiply -Inf  -1000  ->  Infinity
 | |
| mulx602 multiply -Inf  -1     ->  Infinity
 | |
| mulx603 multiply -Inf  -0     ->  NaN  Invalid_operation
 | |
| mulx604 multiply -Inf   0     ->  NaN  Invalid_operation
 | |
| mulx605 multiply -Inf   1     -> -Infinity
 | |
| mulx606 multiply -Inf   1000  -> -Infinity
 | |
| mulx607 multiply -Inf   Inf   -> -Infinity
 | |
| mulx608 multiply -1000  Inf   -> -Infinity
 | |
| mulx609 multiply -Inf  -Inf   ->  Infinity
 | |
| mulx610 multiply -1    -Inf   ->  Infinity
 | |
| mulx611 multiply -0    -Inf   ->  NaN  Invalid_operation
 | |
| mulx612 multiply  0    -Inf   ->  NaN  Invalid_operation
 | |
| mulx613 multiply  1    -Inf   -> -Infinity
 | |
| mulx614 multiply  1000 -Inf   -> -Infinity
 | |
| mulx615 multiply  Inf  -Inf   -> -Infinity
 | |
| 
 | |
| mulx621 multiply  NaN -Inf    ->  NaN
 | |
| mulx622 multiply  NaN -1000   ->  NaN
 | |
| mulx623 multiply  NaN -1      ->  NaN
 | |
| mulx624 multiply  NaN -0      ->  NaN
 | |
| mulx625 multiply  NaN  0      ->  NaN
 | |
| mulx626 multiply  NaN  1      ->  NaN
 | |
| mulx627 multiply  NaN  1000   ->  NaN
 | |
| mulx628 multiply  NaN  Inf    ->  NaN
 | |
| mulx629 multiply  NaN  NaN    ->  NaN
 | |
| mulx630 multiply -Inf  NaN    ->  NaN
 | |
| mulx631 multiply -1000 NaN    ->  NaN
 | |
| mulx632 multiply -1    NaN    ->  NaN
 | |
| mulx633 multiply -0    NaN    ->  NaN
 | |
| mulx634 multiply  0    NaN    ->  NaN
 | |
| mulx635 multiply  1    NaN    ->  NaN
 | |
| mulx636 multiply  1000 NaN    ->  NaN
 | |
| mulx637 multiply  Inf  NaN    ->  NaN
 | |
| 
 | |
| mulx641 multiply  sNaN -Inf   ->  NaN  Invalid_operation
 | |
| mulx642 multiply  sNaN -1000  ->  NaN  Invalid_operation
 | |
| mulx643 multiply  sNaN -1     ->  NaN  Invalid_operation
 | |
| mulx644 multiply  sNaN -0     ->  NaN  Invalid_operation
 | |
| mulx645 multiply  sNaN  0     ->  NaN  Invalid_operation
 | |
| mulx646 multiply  sNaN  1     ->  NaN  Invalid_operation
 | |
| mulx647 multiply  sNaN  1000  ->  NaN  Invalid_operation
 | |
| mulx648 multiply  sNaN  NaN   ->  NaN  Invalid_operation
 | |
| mulx649 multiply  sNaN sNaN   ->  NaN  Invalid_operation
 | |
| mulx650 multiply  NaN  sNaN   ->  NaN  Invalid_operation
 | |
| mulx651 multiply -Inf  sNaN   ->  NaN  Invalid_operation
 | |
| mulx652 multiply -1000 sNaN   ->  NaN  Invalid_operation
 | |
| mulx653 multiply -1    sNaN   ->  NaN  Invalid_operation
 | |
| mulx654 multiply -0    sNaN   ->  NaN  Invalid_operation
 | |
| mulx655 multiply  0    sNaN   ->  NaN  Invalid_operation
 | |
| mulx656 multiply  1    sNaN   ->  NaN  Invalid_operation
 | |
| mulx657 multiply  1000 sNaN   ->  NaN  Invalid_operation
 | |
| mulx658 multiply  Inf  sNaN   ->  NaN  Invalid_operation
 | |
| mulx659 multiply  NaN  sNaN   ->  NaN  Invalid_operation
 | |
| 
 | |
| -- propagating NaNs
 | |
| mulx661 multiply  NaN9 -Inf   ->  NaN9
 | |
| mulx662 multiply  NaN8  999   ->  NaN8
 | |
| mulx663 multiply  NaN71 Inf   ->  NaN71
 | |
| mulx664 multiply  NaN6  NaN5  ->  NaN6
 | |
| mulx665 multiply -Inf   NaN4  ->  NaN4
 | |
| mulx666 multiply -999   NaN33 ->  NaN33
 | |
| mulx667 multiply  Inf   NaN2  ->  NaN2
 | |
| 
 | |
| mulx671 multiply  sNaN99 -Inf    ->  NaN99 Invalid_operation
 | |
| mulx672 multiply  sNaN98 -11     ->  NaN98 Invalid_operation
 | |
| mulx673 multiply  sNaN97  NaN    ->  NaN97 Invalid_operation
 | |
| mulx674 multiply  sNaN16 sNaN94  ->  NaN16 Invalid_operation
 | |
| mulx675 multiply  NaN95  sNaN93  ->  NaN93 Invalid_operation
 | |
| mulx676 multiply -Inf    sNaN92  ->  NaN92 Invalid_operation
 | |
| mulx677 multiply  088    sNaN91  ->  NaN91 Invalid_operation
 | |
| mulx678 multiply  Inf    sNaN90  ->  NaN90 Invalid_operation
 | |
| mulx679 multiply  NaN    sNaN89  ->  NaN89 Invalid_operation
 | |
| 
 | |
| mulx681 multiply -NaN9 -Inf   -> -NaN9
 | |
| mulx682 multiply -NaN8  999   -> -NaN8
 | |
| mulx683 multiply -NaN71 Inf   -> -NaN71
 | |
| mulx684 multiply -NaN6 -NaN5  -> -NaN6
 | |
| mulx685 multiply -Inf  -NaN4  -> -NaN4
 | |
| mulx686 multiply -999  -NaN33 -> -NaN33
 | |
| mulx687 multiply  Inf  -NaN2  -> -NaN2
 | |
| 
 | |
| mulx691 multiply -sNaN99 -Inf    -> -NaN99 Invalid_operation
 | |
| mulx692 multiply -sNaN98 -11     -> -NaN98 Invalid_operation
 | |
| mulx693 multiply -sNaN97  NaN    -> -NaN97 Invalid_operation
 | |
| mulx694 multiply -sNaN16 -sNaN94 -> -NaN16 Invalid_operation
 | |
| mulx695 multiply -NaN95  -sNaN93 -> -NaN93 Invalid_operation
 | |
| mulx696 multiply -Inf    -sNaN92 -> -NaN92 Invalid_operation
 | |
| mulx697 multiply  088    -sNaN91 -> -NaN91 Invalid_operation
 | |
| mulx698 multiply  Inf    -sNaN90 -> -NaN90 Invalid_operation
 | |
| mulx699 multiply -NaN    -sNaN89 -> -NaN89 Invalid_operation
 | |
| 
 | |
| mulx701 multiply -NaN  -Inf   -> -NaN
 | |
| mulx702 multiply -NaN   999   -> -NaN
 | |
| mulx703 multiply -NaN   Inf   -> -NaN
 | |
| mulx704 multiply -NaN  -NaN   -> -NaN
 | |
| mulx705 multiply -Inf  -NaN0  -> -NaN
 | |
| mulx706 multiply -999  -NaN   -> -NaN
 | |
| mulx707 multiply  Inf  -NaN   -> -NaN
 | |
| 
 | |
| mulx711 multiply -sNaN   -Inf    -> -NaN Invalid_operation
 | |
| mulx712 multiply -sNaN   -11     -> -NaN Invalid_operation
 | |
| mulx713 multiply -sNaN00  NaN    -> -NaN Invalid_operation
 | |
| mulx714 multiply -sNaN   -sNaN   -> -NaN Invalid_operation
 | |
| mulx715 multiply -NaN    -sNaN   -> -NaN Invalid_operation
 | |
| mulx716 multiply -Inf    -sNaN   -> -NaN Invalid_operation
 | |
| mulx717 multiply  088    -sNaN   -> -NaN Invalid_operation
 | |
| mulx718 multiply  Inf    -sNaN   -> -NaN Invalid_operation
 | |
| mulx719 multiply -NaN    -sNaN   -> -NaN Invalid_operation
 | |
| 
 | |
| -- overflow and underflow tests .. note subnormal results
 | |
| maxexponent: 999999999
 | |
| minexponent: -999999999
 | |
| mulx730 multiply +1.23456789012345E-0 9E+999999999 -> Infinity Inexact Overflow Rounded
 | |
| mulx731 multiply 9E+999999999 +1.23456789012345E-0 -> Infinity Inexact Overflow Rounded
 | |
| mulx732 multiply +0.100 9E-999999999 -> 9.00E-1000000000 Subnormal
 | |
| mulx733 multiply 9E-999999999 +0.100 -> 9.00E-1000000000 Subnormal
 | |
| mulx735 multiply -1.23456789012345E-0 9E+999999999 -> -Infinity Inexact Overflow Rounded
 | |
| mulx736 multiply 9E+999999999 -1.23456789012345E-0 -> -Infinity Inexact Overflow Rounded
 | |
| mulx737 multiply -0.100 9E-999999999 -> -9.00E-1000000000 Subnormal
 | |
| mulx738 multiply 9E-999999999 -0.100 -> -9.00E-1000000000 Subnormal
 | |
| 
 | |
| mulx739 multiply 1e-599999999 1e-400000001 -> 1E-1000000000 Subnormal
 | |
| mulx740 multiply 1e-599999999 1e-400000000 -> 1E-999999999
 | |
| mulx741 multiply 1e-600000000 1e-400000000 -> 1E-1000000000 Subnormal
 | |
| mulx742 multiply 9e-999999998 0.01 -> 9E-1000000000 Subnormal
 | |
| mulx743 multiply 9e-999999998 0.1  -> 9E-999999999
 | |
| mulx744 multiply 0.01 9e-999999998 -> 9E-1000000000 Subnormal
 | |
| mulx745 multiply 1e599999999 1e400000001 -> Infinity Overflow Inexact Rounded
 | |
| mulx746 multiply 1e599999999 1e400000000 -> 1E+999999999
 | |
| mulx747 multiply 1e600000000 1e400000000 -> Infinity Overflow Inexact Rounded
 | |
| mulx748 multiply 9e999999998 100  -> Infinity Overflow Inexact Rounded
 | |
| mulx749 multiply 9e999999998 10   -> 9.0E+999999999
 | |
| mulx750 multiply 100  9e999999998 -> Infinity Overflow Inexact Rounded
 | |
| -- signs
 | |
| mulx751 multiply  1e+777777777  1e+411111111 ->  Infinity Overflow Inexact Rounded
 | |
| mulx752 multiply  1e+777777777 -1e+411111111 -> -Infinity Overflow Inexact Rounded
 | |
| mulx753 multiply -1e+777777777  1e+411111111 -> -Infinity Overflow Inexact Rounded
 | |
| mulx754 multiply -1e+777777777 -1e+411111111 ->  Infinity Overflow Inexact Rounded
 | |
| mulx755 multiply  1e-777777777  1e-411111111 ->  0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx756 multiply  1e-777777777 -1e-411111111 -> -0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx757 multiply -1e-777777777  1e-411111111 -> -0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx758 multiply -1e-777777777 -1e-411111111 ->  0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| 
 | |
| -- 'subnormal' boundary (all hard underflow or overflow in base arithemtic)
 | |
| precision: 9
 | |
| mulx760 multiply 1e-600000000 1e-400000001 -> 1E-1000000001 Subnormal
 | |
| mulx761 multiply 1e-600000000 1e-400000002 -> 1E-1000000002 Subnormal
 | |
| mulx762 multiply 1e-600000000 1e-400000003 -> 1E-1000000003 Subnormal
 | |
| mulx763 multiply 1e-600000000 1e-400000004 -> 1E-1000000004 Subnormal
 | |
| mulx764 multiply 1e-600000000 1e-400000005 -> 1E-1000000005 Subnormal
 | |
| mulx765 multiply 1e-600000000 1e-400000006 -> 1E-1000000006 Subnormal
 | |
| mulx766 multiply 1e-600000000 1e-400000007 -> 1E-1000000007 Subnormal
 | |
| mulx767 multiply 1e-600000000 1e-400000008 -> 0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx768 multiply 1e-600000000 1e-400000009 -> 0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx769 multiply 1e-600000000 1e-400000010 -> 0E-1000000007 Underflow Subnormal Inexact Rounded Clamped
 | |
| -- [no equivalent of 'subnormal' for overflow]
 | |
| mulx770 multiply 1e+600000000 1e+400000001 -> Infinity Overflow Inexact Rounded
 | |
| mulx771 multiply 1e+600000000 1e+400000002 -> Infinity Overflow Inexact Rounded
 | |
| mulx772 multiply 1e+600000000 1e+400000003 -> Infinity Overflow Inexact Rounded
 | |
| mulx773 multiply 1e+600000000 1e+400000004 -> Infinity Overflow Inexact Rounded
 | |
| mulx774 multiply 1e+600000000 1e+400000005 -> Infinity Overflow Inexact Rounded
 | |
| mulx775 multiply 1e+600000000 1e+400000006 -> Infinity Overflow Inexact Rounded
 | |
| mulx776 multiply 1e+600000000 1e+400000007 -> Infinity Overflow Inexact Rounded
 | |
| mulx777 multiply 1e+600000000 1e+400000008 -> Infinity Overflow Inexact Rounded
 | |
| mulx778 multiply 1e+600000000 1e+400000009 -> Infinity Overflow Inexact Rounded
 | |
| mulx779 multiply 1e+600000000 1e+400000010 -> Infinity Overflow Inexact Rounded
 | |
| 
 | |
| -- 'subnormal' test edge condition at higher precisions
 | |
| precision: 99
 | |
| mulx780 multiply 1e-600000000 1e-400000007 -> 1E-1000000007 Subnormal
 | |
| mulx781 multiply 1e-600000000 1e-400000008 -> 1E-1000000008 Subnormal
 | |
| mulx782 multiply 1e-600000000 1e-400000097 -> 1E-1000000097 Subnormal
 | |
| mulx783 multiply 1e-600000000 1e-400000098 -> 0E-1000000097 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 999
 | |
| mulx784 multiply 1e-600000000 1e-400000997 -> 1E-1000000997 Subnormal
 | |
| mulx785 multiply 1e-600000000 1e-400000998 -> 0E-1000000997 Underflow Subnormal Inexact Rounded Clamped
 | |
| 
 | |
| -- following testcases [through mulx800] not yet run against code
 | |
| precision: 9999
 | |
| mulx786 multiply 1e-600000000 1e-400009997 -> 1E-1000009997 Subnormal
 | |
| mulx787 multiply 1e-600000000 1e-400009998 -> 0E-1000009997 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 99999
 | |
| mulx788 multiply 1e-600000000 1e-400099997 -> 1E-1000099997 Subnormal
 | |
| mulx789 multiply 1e-600000000 1e-400099998 -> 0E-1000099997 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 999999
 | |
| mulx790 multiply 1e-600000000 1e-400999997 -> 1E-1000999997 Subnormal
 | |
| mulx791 multiply 1e-600000000 1e-400999998 -> 0E-1000999997 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 9999999
 | |
| mulx792 multiply 1e-600000000 1e-409999997 -> 1E-1009999997 Subnormal
 | |
| mulx793 multiply 1e-600000000 1e-409999998 -> 0E-1009999997 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 99999999
 | |
| mulx794 multiply 1e-600000000 1e-499999997 -> 1E-1099999997 Subnormal
 | |
| mulx795 multiply 1e-600000000 1e-499999998 -> 0E-1099999997 Underflow Subnormal Inexact Rounded Clamped
 | |
| precision: 999999999
 | |
| mulx796 multiply 1e-999999999 1e-999999997 -> 1E-1999999996 Subnormal
 | |
| mulx797 multiply 1e-999999999 1e-999999998 -> 1E-1999999997 Subnormal
 | |
| mulx798 multiply 1e-999999999 1e-999999999 -> 0E-1999999997 Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx799 multiply 1e-600000000 1e-400000007 -> 1E-1000000007 Subnormal
 | |
| mulx800 multiply 1e-600000000 1e-400000008 -> 1E-1000000008 Subnormal
 | |
| 
 | |
| -- test subnormals rounding
 | |
| precision:   5
 | |
| maxExponent: 999
 | |
| minexponent: -999
 | |
| rounding:    half_even
 | |
| 
 | |
| mulx801 multiply  1.0000E-999  1     -> 1.0000E-999
 | |
| mulx802 multiply  1.000E-999   1e-1  -> 1.000E-1000 Subnormal
 | |
| mulx803 multiply  1.00E-999    1e-2  -> 1.00E-1001  Subnormal
 | |
| mulx804 multiply  1.0E-999     1e-3  -> 1.0E-1002   Subnormal
 | |
| mulx805 multiply  1.0E-999     1e-4  -> 1E-1003     Subnormal Rounded
 | |
| mulx806 multiply  1.3E-999     1e-4  -> 1E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx807 multiply  1.5E-999     1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx808 multiply  1.7E-999     1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx809 multiply  2.3E-999     1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx810 multiply  2.5E-999     1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx811 multiply  2.7E-999     1e-4  -> 3E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx812 multiply  1.49E-999    1e-4  -> 1E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx813 multiply  1.50E-999    1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx814 multiply  1.51E-999    1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx815 multiply  2.49E-999    1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx816 multiply  2.50E-999    1e-4  -> 2E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx817 multiply  2.51E-999    1e-4  -> 3E-1003     Underflow Subnormal Inexact Rounded
 | |
| 
 | |
| mulx818 multiply  1E-999       1e-4  -> 1E-1003     Subnormal
 | |
| mulx819 multiply  3E-999       1e-5  -> 0E-1003     Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx820 multiply  5E-999       1e-5  -> 0E-1003     Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx821 multiply  7E-999       1e-5  -> 1E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx822 multiply  9E-999       1e-5  -> 1E-1003     Underflow Subnormal Inexact Rounded
 | |
| mulx823 multiply  9.9E-999     1e-5  -> 1E-1003     Underflow Subnormal Inexact Rounded
 | |
| 
 | |
| mulx824 multiply  1E-999      -1e-4  -> -1E-1003    Subnormal
 | |
| mulx825 multiply  3E-999      -1e-5  -> -0E-1003    Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx826 multiply -5E-999       1e-5  -> -0E-1003    Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx827 multiply  7E-999      -1e-5  -> -1E-1003    Underflow Subnormal Inexact Rounded
 | |
| mulx828 multiply -9E-999       1e-5  -> -1E-1003    Underflow Subnormal Inexact Rounded
 | |
| mulx829 multiply  9.9E-999    -1e-5  -> -1E-1003    Underflow Subnormal Inexact Rounded
 | |
| mulx830 multiply  3.0E-999    -1e-5  -> -0E-1003    Underflow Subnormal Inexact Rounded Clamped
 | |
| 
 | |
| mulx831 multiply  1.0E-501     1e-501 -> 1.0E-1002   Subnormal
 | |
| mulx832 multiply  2.0E-501     2e-501 -> 4.0E-1002   Subnormal
 | |
| mulx833 multiply  4.0E-501     4e-501 -> 1.60E-1001  Subnormal
 | |
| mulx834 multiply 10.0E-501    10e-501 -> 1.000E-1000 Subnormal
 | |
| mulx835 multiply 30.0E-501    30e-501 -> 9.000E-1000 Subnormal
 | |
| mulx836 multiply 40.0E-501    40e-501 -> 1.6000E-999
 | |
| 
 | |
| -- squares
 | |
| mulx840 multiply  1E-502       1e-502 -> 0E-1003     Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx841 multiply  1E-501       1e-501 -> 1E-1002     Subnormal
 | |
| mulx842 multiply  2E-501       2e-501 -> 4E-1002     Subnormal
 | |
| mulx843 multiply  4E-501       4e-501 -> 1.6E-1001   Subnormal
 | |
| mulx844 multiply 10E-501      10e-501 -> 1.00E-1000  Subnormal
 | |
| mulx845 multiply 30E-501      30e-501 -> 9.00E-1000  Subnormal
 | |
| mulx846 multiply 40E-501      40e-501 -> 1.600E-999
 | |
| 
 | |
| -- cubes
 | |
| mulx850 multiply  1E-670     1e-335 -> 0E-1003    Underflow Subnormal Inexact Rounded Clamped
 | |
| mulx851 multiply  1E-668     1e-334 -> 1E-1002    Subnormal
 | |
| mulx852 multiply  4E-668     2e-334 -> 8E-1002    Subnormal
 | |
| mulx853 multiply  9E-668     3e-334 -> 2.7E-1001  Subnormal
 | |
| mulx854 multiply 16E-668     4e-334 -> 6.4E-1001  Subnormal
 | |
| mulx855 multiply 25E-668     5e-334 -> 1.25E-1000 Subnormal
 | |
| mulx856 multiply 10E-668   100e-334 -> 1.000E-999
 | |
| 
 | |
| -- test derived from result of 0.099 ** 999 at 15 digits with unlimited exponent
 | |
| precision: 19
 | |
| mulx860 multiply  6636851557994578716E-520 6636851557994578716E-520 -> 4.40477986028551E-1003 Underflow Subnormal Inexact Rounded
 | |
| 
 | |
| -- Long operand overflow may be a different path
 | |
| precision: 3
 | |
| maxExponent: 999999999
 | |
| minexponent: -999999999
 | |
| mulx870 multiply 1  9.999E+999999999   ->  Infinity Inexact Overflow Rounded
 | |
| mulx871 multiply 1 -9.999E+999999999   -> -Infinity Inexact Overflow Rounded
 | |
| mulx872 multiply    9.999E+999999999 1 ->  Infinity Inexact Overflow Rounded
 | |
| mulx873 multiply   -9.999E+999999999 1 -> -Infinity Inexact Overflow Rounded
 | |
| 
 | |
| -- check for double-rounded subnormals
 | |
| precision:   5
 | |
| maxexponent: 79
 | |
| minexponent: -79
 | |
| mulx881 multiply  1.2347E-40  1.2347E-40  ->  1.524E-80  Inexact Rounded Subnormal Underflow
 | |
| mulx882 multiply  1.234E-40  1.234E-40    ->  1.523E-80  Inexact Rounded Subnormal Underflow
 | |
| mulx883 multiply  1.23E-40   1.23E-40     ->  1.513E-80  Inexact Rounded Subnormal Underflow
 | |
| mulx884 multiply  1.2E-40    1.2E-40      ->  1.44E-80   Subnormal
 | |
| mulx885 multiply  1.2E-40    1.2E-41      ->  1.44E-81   Subnormal
 | |
| mulx886 multiply  1.2E-40    1.2E-42      ->  1.4E-82    Subnormal Inexact Rounded Underflow
 | |
| mulx887 multiply  1.2E-40    1.3E-42      ->  1.6E-82    Subnormal Inexact Rounded Underflow
 | |
| mulx888 multiply  1.3E-40    1.3E-42      ->  1.7E-82    Subnormal Inexact Rounded Underflow
 | |
| mulx889 multiply  1.3E-40    1.3E-43      ->    2E-83    Subnormal Inexact Rounded Underflow
 | |
| mulx890 multiply  1.3E-41    1.3E-43      ->    0E-83    Clamped Subnormal Inexact Rounded Underflow
 | |
| 
 | |
| mulx891 multiply  1.2345E-39   1.234E-40  ->  1.5234E-79 Inexact Rounded
 | |
| mulx892 multiply  1.23456E-39  1.234E-40  ->  1.5234E-79 Inexact Rounded
 | |
| mulx893 multiply  1.2345E-40   1.234E-40  ->  1.523E-80  Inexact Rounded Subnormal Underflow
 | |
| mulx894 multiply  1.23456E-40  1.234E-40  ->  1.523E-80  Inexact Rounded Subnormal Underflow
 | |
| mulx895 multiply  1.2345E-41   1.234E-40  ->  1.52E-81   Inexact Rounded Subnormal Underflow
 | |
| mulx896 multiply  1.23456E-41  1.234E-40  ->  1.52E-81   Inexact Rounded Subnormal Underflow
 | |
| 
 | |
| -- Now explore the case where we get a normal result with Underflow
 | |
| precision:   16
 | |
| rounding:    half_up
 | |
| maxExponent: 384
 | |
| minExponent: -383
 | |
| 
 | |
| mulx900 multiply  0.3000000000E-191 0.3000000000E-191 -> 9.00000000000000E-384 Subnormal Rounded
 | |
| mulx901 multiply  0.3000000001E-191 0.3000000001E-191 -> 9.00000000600000E-384 Underflow Inexact Subnormal Rounded
 | |
| mulx902 multiply  9.999999999999999E-383  0.0999999999999         -> 9.99999999999000E-384 Underflow Inexact Subnormal Rounded
 | |
| mulx903 multiply  9.999999999999999E-383  0.09999999999999        -> 9.99999999999900E-384 Underflow Inexact Subnormal Rounded
 | |
| mulx904 multiply  9.999999999999999E-383  0.099999999999999       -> 9.99999999999990E-384 Underflow Inexact Subnormal Rounded
 | |
| mulx905 multiply  9.999999999999999E-383  0.0999999999999999      -> 9.99999999999999E-384 Underflow Inexact Subnormal Rounded
 | |
| -- prove operands are exact
 | |
| mulx906 multiply  9.999999999999999E-383  1                       -> 9.999999999999999E-383
 | |
| mulx907 multiply                       1  0.09999999999999999     -> 0.09999999999999999
 | |
| -- the next rounds to Nmin
 | |
| mulx908 multiply  9.999999999999999E-383  0.09999999999999999     -> 1.000000000000000E-383 Underflow Inexact Subnormal Rounded
 | |
| mulx909 multiply  9.999999999999999E-383  0.099999999999999999    -> 1.000000000000000E-383 Underflow Inexact Subnormal Rounded
 | |
| mulx910 multiply  9.999999999999999E-383  0.0999999999999999999   -> 1.000000000000000E-383 Underflow Inexact Subnormal Rounded
 | |
| mulx911 multiply  9.999999999999999E-383  0.09999999999999999999  -> 1.000000000000000E-383 Underflow Inexact Subnormal Rounded
 | |
| 
 | |
| 
 | |
| -- Examples from SQL proposal (Krishna Kulkarni)
 | |
| precision:   34
 | |
| rounding:    half_up
 | |
| maxExponent: 6144
 | |
| minExponent: -6143
 | |
| mulx1001  multiply 130E-2  120E-2 -> 1.5600
 | |
| mulx1002  multiply 130E-2  12E-1  -> 1.560
 | |
| mulx1003  multiply 130E-2  1E0    -> 1.30
 | |
| mulx1004  multiply 1E2     1E4    -> 1E+6
 | |
| 
 | |
| -- payload decapitate
 | |
| precision: 5
 | |
| mulx1010  multiply 11 -sNaN1234567890 -> -NaN67890  Invalid_operation
 | |
| 
 | |
| -- Null tests
 | |
| mulx990 multiply 10  # -> NaN Invalid_operation
 | |
| mulx991 multiply  # 10 -> NaN Invalid_operation
 | |
| 
 |