386 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Plaintext
		
	
	
			
		
		
	
	
			386 lines
		
	
	
		
			17 KiB
		
	
	
	
		
			Plaintext
		
	
	
| ------------------------------------------------------------------------
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| -- decimal32.decTest -- decimal four-byte format testcases            --
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| -- Copyright (c) IBM Corporation, 2000, 2003.  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: 2.39
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| 
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| -- This set of tests is for the four-byte concrete representation.
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| -- Its characteristics are:
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| --
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| --  1 bit  sign
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| --  5 bits combination field
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| --  6 bits exponent continuation
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| -- 20 bits coefficient continuation
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| --
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| -- Total exponent length 8 bits
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| -- Total coefficient length 24 bits (7 digits)
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| --
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| -- Elimit =  191 (maximum encoded exponent)
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| -- Emax   =   96 (largest exponent value)
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| -- Emin   =  -95 (smallest exponent value)
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| -- bias   =  101 (subtracted from encoded exponent) = -Etiny
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| 
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| extended:    1
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| precision:   7
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| rounding:    half_up
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| maxExponent: 96
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| minExponent: -95
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| 
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| -- General testcases
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| -- (mostly derived from the Strawman 4 document and examples)
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| decd001 apply   #A23003D0          -> -7.50
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| decd002 apply   -7.50              -> #A23003D0
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| 
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| -- Normality
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| decd010 apply   1234567            -> #2654d2e7
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| decd011 apply   1234567.0          -> #2654d2e7 Rounded
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| decd012 apply   1234567.1          -> #2654d2e7 Rounded Inexact
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| decd013 apply  -1234567            -> #a654d2e7
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| decd014 apply  -1234567.0          -> #a654d2e7 Rounded
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| decd015 apply  -1234567.1          -> #a654d2e7 Rounded Inexact
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| 
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| 
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| -- Nmax and similar
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| decd022 apply   9.999999E+96            -> #77f3fcff
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| decd023 apply   #77f3fcff               -> 9.999999E+96
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| decd024 apply   1.234567E+96            -> #47f4d2e7
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| decd025 apply   #47f4d2e7               -> 1.234567E+96
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| -- fold-downs (more below)
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| decd030 apply   1.23E+96                -> #47f4c000 Clamped
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| decd031 apply   #47f4c000               -> 1.230000E+96
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| decd032 apply   1E+96                   -> #47f00000 Clamped
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| decd033 apply   #47f00000               -> 1.000000E+96
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| 
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| -- overflows
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| maxExponent: 999   -- set high so conversion causes the overflow
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| minExponent: -999
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| decd040 apply   10E+96                  -> #78000000 Overflow Rounded Inexact
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| decd041 apply   1.000000E+97            -> #78000000 Overflow Rounded Inexact
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| maxExponent: 96
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| minExponent: -95
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| 
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| decd051 apply   12345                   -> #225049c5
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| decd052 apply   #225049c5               -> 12345
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| decd053 apply   1234                    -> #22500534
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| decd054 apply   #22500534               -> 1234
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| decd055 apply   123                     -> #225000a3
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| decd056 apply   #225000a3               -> 123
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| decd057 apply   12                      -> #22500012
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| decd058 apply   #22500012               -> 12
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| decd059 apply   1                       -> #22500001
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| decd060 apply   #22500001               -> 1
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| decd061 apply   1.23                    -> #223000a3
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| decd062 apply   #223000a3               -> 1.23
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| decd063 apply   123.45                  -> #223049c5
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| decd064 apply   #223049c5               -> 123.45
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| 
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| -- Nmin and below
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| decd071 apply   1E-95                   -> #00600001
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| decd072 apply   #00600001               -> 1E-95
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| decd073 apply   1.000000E-95            -> #04000000
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| decd074 apply   #04000000               -> 1.000000E-95
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| decd075 apply   1.000001E-95            -> #04000001
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| decd076 apply   #04000001               -> 1.000001E-95
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| 
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| decd077 apply   0.100000E-95            -> #00020000     Subnormal
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| decd07x apply   1.00000E-96             -> 1.00000E-96   Subnormal
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| decd078 apply   #00020000               -> 1.00000E-96   Subnormal
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| decd079 apply   0.000010E-95            -> #00000010     Subnormal
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| decd080 apply   #00000010               -> 1.0E-100      Subnormal
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| decd081 apply   0.000001E-95            -> #00000001     Subnormal
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| decd082 apply   #00000001               -> 1E-101        Subnormal
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| decd083 apply   1e-101                  -> #00000001     Subnormal
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| decd084 apply   #00000001               -> 1E-101        Subnormal
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| decd08x apply   1e-101                  -> 1E-101        Subnormal
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| 
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| -- underflows
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| decd090 apply   1e-101                  -> #00000001  Subnormal
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| decd091 apply   1.9e-101                -> #00000002  Subnormal Underflow Inexact Rounded
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| decd092 apply   1.1e-101                -> #00000001  Subnormal Underflow Inexact Rounded
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| decd093 apply   1.001e-101              -> #00000001  Subnormal Underflow Inexact Rounded
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| decd094 apply   1.000001e-101           -> #00000001  Subnormal Underflow Inexact Rounded
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| decd095 apply   1.0000001e-101          -> #00000001  Subnormal Underflow Inexact Rounded
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| decd096 apply   0.1e-101                -> #00000000  Subnormal Underflow Inexact Rounded
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| decd097 apply   0.001e-101              -> #00000000  Subnormal Underflow Inexact Rounded
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| decd098 apply   0.000001e-101           -> #00000000  Subnormal Underflow Inexact Rounded
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| decd099 apply   0.0000001e-101          -> #00000000  Subnormal Underflow Inexact Rounded
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| 
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| -- same again, negatives --
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| 
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| -- Nmax and similar
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| decd122 apply  -9.999999E+96            -> #f7f3fcff
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| decd123 apply   #f7f3fcff               -> -9.999999E+96
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| decd124 apply  -1.234567E+96            -> #c7f4d2e7
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| decd125 apply   #c7f4d2e7               -> -1.234567E+96
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| -- fold-downs (more below)
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| decd130 apply  -1.23E+96                -> #c7f4c000 Clamped
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| decd131 apply   #c7f4c000               -> -1.230000E+96
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| decd132 apply  -1E+96                   -> #c7f00000 Clamped
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| decd133 apply   #c7f00000               -> -1.000000E+96
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| 
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| -- overflows
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| maxExponent: 999   -- set high so conversion causes the overflow
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| minExponent: -999
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| decd140 apply  -10E+96                  -> #f8000000 Overflow Rounded Inexact
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| decd141 apply  -1.000000E+97            -> #f8000000 Overflow Rounded Inexact
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| maxExponent: 96
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| minExponent: -95
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| 
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| decd151 apply  -12345                   -> #a25049c5
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| decd152 apply   #a25049c5               -> -12345
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| decd153 apply  -1234                    -> #a2500534
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| decd154 apply   #a2500534               -> -1234
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| decd155 apply  -123                     -> #a25000a3
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| decd156 apply   #a25000a3               -> -123
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| decd157 apply  -12                      -> #a2500012
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| decd158 apply   #a2500012               -> -12
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| decd159 apply  -1                       -> #a2500001
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| decd160 apply   #a2500001               -> -1
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| decd161 apply  -1.23                    -> #a23000a3
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| decd162 apply   #a23000a3               -> -1.23
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| decd163 apply  -123.45                  -> #a23049c5
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| decd164 apply   #a23049c5               -> -123.45
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| 
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| -- Nmin and below
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| decd171 apply  -1E-95                   -> #80600001
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| decd172 apply   #80600001               -> -1E-95
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| decd173 apply  -1.000000E-95            -> #84000000
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| decd174 apply   #84000000               -> -1.000000E-95
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| decd175 apply  -1.000001E-95            -> #84000001
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| decd176 apply   #84000001               -> -1.000001E-95
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| 
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| decd177 apply  -0.100000E-95            -> #80020000     Subnormal
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| decd178 apply   #80020000               -> -1.00000E-96  Subnormal
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| decd179 apply  -0.000010E-95            -> #80000010     Subnormal
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| decd180 apply   #80000010               -> -1.0E-100     Subnormal
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| decd181 apply  -0.000001E-95            -> #80000001     Subnormal
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| decd182 apply   #80000001               -> -1E-101       Subnormal
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| decd183 apply  -1e-101                  -> #80000001     Subnormal
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| decd184 apply   #80000001               -> -1E-101       Subnormal
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| 
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| -- underflows
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| decd190 apply  -1e-101                  -> #80000001  Subnormal
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| decd191 apply  -1.9e-101                -> #80000002  Subnormal Underflow Inexact Rounded
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| decd192 apply  -1.1e-101                -> #80000001  Subnormal Underflow Inexact Rounded
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| decd193 apply  -1.001e-101              -> #80000001  Subnormal Underflow Inexact Rounded
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| decd194 apply  -1.000001e-101           -> #80000001  Subnormal Underflow Inexact Rounded
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| decd195 apply  -1.0000001e-101          -> #80000001  Subnormal Underflow Inexact Rounded
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| decd196 apply  -0.1e-101                -> #80000000  Subnormal Underflow Inexact Rounded
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| decd197 apply  -0.001e-101              -> #80000000  Subnormal Underflow Inexact Rounded
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| decd198 apply  -0.000001e-101           -> #80000000  Subnormal Underflow Inexact Rounded
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| decd199 apply  -0.0000001e-101          -> #80000000  Subnormal Underflow Inexact Rounded
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| 
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| -- zeros
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| decd400 apply   0E-400                  -> #00000000  Clamped
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| decd401 apply   0E-101                  -> #00000000
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| decd402 apply   #00000000               -> 0E-101
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| decd403 apply   0.000000E-95            -> #00000000
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| decd404 apply   #00000000               -> 0E-101
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| decd405 apply   0E-2                    -> #22300000
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| decd406 apply   #22300000               -> 0.00
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| decd407 apply   0                       -> #22500000
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| decd408 apply   #22500000               -> 0
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| decd409 apply   0E+3                    -> #22800000
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| decd410 apply   #22800000               -> 0E+3
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| decd411 apply   0E+90                   -> #43f00000
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| decd412 apply   #43f00000               -> 0E+90
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| -- clamped zeros...
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| decd413 apply   0E+91                   -> #43f00000  Clamped
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| decd414 apply   #43f00000               -> 0E+90
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| decd415 apply   0E+96                   -> #43f00000  Clamped
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| decd416 apply   #43f00000               -> 0E+90
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| decd417 apply   0E+400                  -> #43f00000  Clamped
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| decd418 apply   #43f00000               -> 0E+90
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| 
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| -- negative zeros
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| decd420 apply   -0E-400                 -> #80000000  Clamped
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| decd421 apply   -0E-101                 -> #80000000
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| decd422 apply   #80000000               -> -0E-101
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| decd423 apply   -0.000000E-95           -> #80000000
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| decd424 apply   #80000000               -> -0E-101
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| decd425 apply   -0E-2                   -> #a2300000
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| decd426 apply   #a2300000               -> -0.00
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| decd427 apply   -0                      -> #a2500000
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| decd428 apply   #a2500000               -> -0
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| decd429 apply   -0E+3                   -> #a2800000
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| decd430 apply   #a2800000               -> -0E+3
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| decd431 apply   -0E+90                  -> #c3f00000
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| decd432 apply   #c3f00000               -> -0E+90
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| -- clamped zeros...
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| decd433 apply   -0E+91                  -> #c3f00000  Clamped
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| decd434 apply   #c3f00000               -> -0E+90
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| decd435 apply   -0E+96                  -> #c3f00000  Clamped
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| decd436 apply   #c3f00000               -> -0E+90
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| decd437 apply   -0E+400                 -> #c3f00000  Clamped
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| decd438 apply   #c3f00000               -> -0E+90
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| 
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| -- Specials
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| decd500 apply   Infinity  -> #78000000
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| decd501 apply   #78787878 -> #78000000
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| decd502 apply   #78000000 -> Infinity
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| decd503 apply   #79797979 -> #78000000
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| decd504 apply   #79000000 -> Infinity
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| decd505 apply   #7a7a7a7a -> #78000000
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| decd506 apply   #7a000000 -> Infinity
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| decd507 apply   #7b7b7b7b -> #78000000
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| decd508 apply   #7b000000 -> Infinity
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| decd509 apply   #7c7c7c7c -> #7c0c7c7c
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| 
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| decd510 apply   NaN       -> #7c000000
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| decd511 apply   #7c000000 -> NaN
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| decd512 apply   #7d7d7d7d -> #7c0d7d7d
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| decd513 apply   #7d000000 -> NaN
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| decd514 apply   #7e7e7e7e -> #7e0e7c7e
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| decd515 apply   #7e000000 -> sNaN
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| decd516 apply   #7f7f7f7f -> #7e0f7c7f
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| decd517 apply   #7f000000 -> sNaN
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| decd518 apply   #7fffffff -> sNaN999999
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| decd519 apply   #7fffffff -> #7e03fcff
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| 
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| decd520 apply   -Infinity -> #f8000000
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| decd521 apply   #f8787878 -> #f8000000
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| decd522 apply   #f8000000 -> -Infinity
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| decd523 apply   #f9797979 -> #f8000000
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| decd524 apply   #f9000000 -> -Infinity
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| decd525 apply   #fa7a7a7a -> #f8000000
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| decd526 apply   #fa000000 -> -Infinity
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| decd527 apply   #fb7b7b7b -> #f8000000
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| decd528 apply   #fb000000 -> -Infinity
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| 
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| decd529 apply   -NaN      -> #fc000000
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| decd530 apply   #fc7c7c7c -> #fc0c7c7c
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| decd531 apply   #fc000000 -> -NaN
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| decd532 apply   #fd7d7d7d -> #fc0d7d7d
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| decd533 apply   #fd000000 -> -NaN
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| decd534 apply   #fe7e7e7e -> #fe0e7c7e
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| decd535 apply   #fe000000 -> -sNaN
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| decd536 apply   #ff7f7f7f -> #fe0f7c7f
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| decd537 apply   #ff000000 -> -sNaN
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| decd538 apply   #ffffffff -> -sNaN999999
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| decd539 apply   #ffffffff -> #fe03fcff
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| 
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| -- diagnostic NaNs
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| decd540 apply   NaN       -> #7c000000
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| decd541 apply   NaN0      -> #7c000000
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| decd542 apply   NaN1      -> #7c000001
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| decd543 apply   NaN12     -> #7c000012
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| decd544 apply   NaN79     -> #7c000079
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| decd545 apply   NaN12345   -> #7c0049c5
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| decd546 apply   NaN123456  -> #7c028e56
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| decd547 apply   NaN799799  -> #7c0f7fdf
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| decd548 apply   NaN999999  -> #7c03fcff
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| decd549 apply   NaN1234567 -> #7c000000  -- too many digits
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| 
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| 
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| -- fold-down full sequence
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| decd601 apply   1E+96                   -> #47f00000 Clamped
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| decd602 apply   #47f00000               -> 1.000000E+96
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| decd603 apply   1E+95                   -> #43f20000 Clamped
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| decd604 apply   #43f20000               -> 1.00000E+95
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| decd605 apply   1E+94                   -> #43f04000 Clamped
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| decd606 apply   #43f04000               -> 1.0000E+94
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| decd607 apply   1E+93                   -> #43f00400 Clamped
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| decd608 apply   #43f00400               -> 1.000E+93
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| decd609 apply   1E+92                   -> #43f00080 Clamped
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| decd610 apply   #43f00080               -> 1.00E+92
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| decd611 apply   1E+91                   -> #43f00010 Clamped
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| decd612 apply   #43f00010               -> 1.0E+91
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| decd613 apply   1E+90                   -> #43f00001
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| decd614 apply   #43f00001               -> 1E+90
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| 
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| 
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| -- Selected DPD codes
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| decd700 apply   #22500000       -> 0
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| decd701 apply   #22500009       -> 9
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| decd702 apply   #22500010       -> 10
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| decd703 apply   #22500019       -> 19
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| decd704 apply   #22500020       -> 20
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| decd705 apply   #22500029       -> 29
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| decd706 apply   #22500030       -> 30
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| decd707 apply   #22500039       -> 39
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| decd708 apply   #22500040       -> 40
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| decd709 apply   #22500049       -> 49
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| decd710 apply   #22500050       -> 50
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| decd711 apply   #22500059       -> 59
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| decd712 apply   #22500060       -> 60
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| decd713 apply   #22500069       -> 69
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| decd714 apply   #22500070       -> 70
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| decd715 apply   #22500071       -> 71
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| decd716 apply   #22500072       -> 72
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| decd717 apply   #22500073       -> 73
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| decd718 apply   #22500074       -> 74
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| decd719 apply   #22500075       -> 75
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| decd720 apply   #22500076       -> 76
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| decd721 apply   #22500077       -> 77
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| decd722 apply   #22500078       -> 78
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| decd723 apply   #22500079       -> 79
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| 
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| decd730 apply   #2250029e       -> 994
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| decd731 apply   #2250029f       -> 995
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| decd732 apply   #225002a0       -> 520
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| decd733 apply   #225002a1       -> 521
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| 
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| -- DPD: one of each of the huffman groups
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| decd740 apply   #225003f7       -> 777
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| decd741 apply   #225003f8       -> 778
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| decd742 apply   #225003eb       -> 787
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| decd743 apply   #2250037d       -> 877
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| decd744 apply   #2250039f       -> 997
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| decd745 apply   #225003bf       -> 979
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| decd746 apply   #225003df       -> 799
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| decd747 apply   #2250006e       -> 888
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| 
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| 
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| -- DPD all-highs cases (includes the 24 redundant codes)
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| decd750 apply   #2250006e       -> 888
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| decd751 apply   #2250016e       -> 888
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| decd752 apply   #2250026e       -> 888
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| decd753 apply   #2250036e       -> 888
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| decd754 apply   #2250006f       -> 889
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| decd755 apply   #2250016f       -> 889
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| decd756 apply   #2250026f       -> 889
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| decd757 apply   #2250036f       -> 889
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| 
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| decd760 apply   #2250007e       -> 898
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| decd761 apply   #2250017e       -> 898
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| decd762 apply   #2250027e       -> 898
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| decd763 apply   #2250037e       -> 898
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| decd764 apply   #2250007f       -> 899
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| decd765 apply   #2250017f       -> 899
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| decd766 apply   #2250027f       -> 899
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| decd767 apply   #2250037f       -> 899
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| 
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| decd770 apply   #225000ee       -> 988
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| decd771 apply   #225001ee       -> 988
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| decd772 apply   #225002ee       -> 988
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| decd773 apply   #225003ee       -> 988
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| decd774 apply   #225000ef       -> 989
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| decd775 apply   #225001ef       -> 989
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| decd776 apply   #225002ef       -> 989
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| decd777 apply   #225003ef       -> 989
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| 
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| decd780 apply   #225000fe       -> 998
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| decd781 apply   #225001fe       -> 998
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| decd782 apply   #225002fe       -> 998
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| decd783 apply   #225003fe       -> 998
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| decd784 apply   #225000ff       -> 999
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| decd785 apply   #225001ff       -> 999
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| decd786 apply   #225002ff       -> 999
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| decd787 apply   #225003ff       -> 999
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| 
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