282 lines
3.9 KiB
Ucode
282 lines
3.9 KiB
Ucode
#define LIST_START 0xE0
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#define HASH_MASK 0b1111
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#define BUCKET_SIZE 13
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#define FIRST_BUCKET_ADDRESS 0x10
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#define LAST_BUCKET_ADDRESS 0xE0
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#define LAST_BUCKET_START_ADDR 0xD3
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#optable 0x0 @OT_0
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#optable 0x1 @OT_1
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#optable 0x2 @OT_2
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#optable 0x3 @OT_3
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#optable 0x4 @OT_4
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#optable 0x5 @OT_5
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#optable 0x6 @OT_6
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#optable 0x7 @OT_7
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#optable 0x8 @OT_8
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#optable 0x9 @OT_9
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#optable 0xa @OT_A
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#optable 0xb @OT_B
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#optable 0xc @OT_C
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#optable 0xd @OT_D
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#optable 0xe @OT_E
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#optable 0xf @OT_F
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// PM initial state
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// Deprecated: LUT to be replaced with K1-jump table
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#data 0x00 0x78
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#data 0x01 0x85
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#data 0x02 0x92
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#data 0x03 0x9f
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#data 0x04 0xac
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#data 0x05 0xb9
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#data 0x06 0xc6
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#data 0x07 0xd3
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#data 0x08 0x10
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#data 0x09 0x1d
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#data 0x0a 0x2a
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#data 0x0b 0x37
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#data 0x0c 0x44
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#data 0x0d 0x51
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#data 0x0e 0x5e
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#data 0x0f 0x6b
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// Not deprecated
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#data 0x10 0x00
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#data 0x1d 0x00
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#data 0x2a 0x00
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#data 0x37 0x00
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#data 0x44 0x00
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#data 0x51 0x00
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#data 0x5e 0x00
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#data 0x6b 0x00
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#data 0x78 0x00
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#data 0x85 0x00
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#data 0x92 0x00
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#data 0x9f 0x00
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#data 0xac 0x00
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#data 0xb9 0x00
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#data 0xc6 0x00
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#data 0xd3 0x00
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// TODO: Include register initial-state compiler directive (saves, like, 2 cycles max)
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// Set PC to LIST_START
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const LIST_START
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mov ar pc
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//// ---- START OF DANK SORT ---- ////
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$DANK_SORT
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mov pc asr; incpc
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mov pm ir; call @JTABLE // Call jumptable. This also copies PC to HR
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// We return here after visiting jump table
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// AR contains a magic value and ASR contains the same value
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mov pm lc; mov pm pc
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// Move
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incpc
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mov pc pm
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mov ar pc
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// First insertion
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$DANK_INSERT_FIRST_START
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incpc; bls @DANK_INSERT_FIRST_END_BIGGEST
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mov pc asr
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mov pm ar
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sub ir
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adn ir; brn @DANK_INSERT_FIRST_BOTTOM
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mov ir pm; incpc
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$DANK_INSERT_FIRST_SHIFT
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mov pc asr; bls @DANK_INSERT_FIRST_END_NUMLET
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mov pm gr
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mov ar pm
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mov gr ar; declc; incpc; bra @DANK_INSERT_FIRST_SHIFT
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$DANK_INSERT_FIRST_BOTTOM
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declc; bra @DANK_INSERT_FIRST_START
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$DANK_INSERT_FIRST_END_BIGGEST
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mov pc asr
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mov ir pm
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$DANK_INSERT_FIRST_END_NUMLET
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mov hr ar; mov hr pc
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sub 0
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brz @BUCKET_SORT_END
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bra @DANK_SORT
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$BUCKET_SORT_END
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const LAST_BUCKET_START_ADDR
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mov ar hr
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const FIRST_BUCKET_ADDRESS
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mov ar pc
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const LIST_START
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$MERGE
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mov pc ir
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mov pc asr; incpc
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mov pm lc
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$MERGE_MOVE
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mov pc asr; bls @MERGE_BOTTOM
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mov pm gr
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mov ar asr
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add 1
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mov gr pm; declc; incpc; bra @MERGE_MOVE
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$MERGE_BOTTOM
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mov ar gr
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mov ir ar
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sub hr
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adn hr; brz @PROGRAM_END
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adn BUCKET_SIZE
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mov ar pc
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mov gr ar; bra @MERGE
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$PROGRAM_END
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$BREAK
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halt
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// Jump-table subroutine
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$JTABLE
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mov pc hr; bop
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// IR OP-field jump table
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$OT_0
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const 0x78
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mov ar asr; ret
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$OT_1
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const 0x85
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mov ar asr; ret
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$OT_2
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const 0x92
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mov ar asr; ret
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$OT_3
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const 0x9f
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mov ar asr; ret
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$OT_4
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const 0xac
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mov ar asr; ret
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$OT_5
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const 0xb9
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mov ar asr; ret
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$OT_6
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const 0xc6
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mov ar asr; ret
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$OT_7
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const 0xd3
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mov ar asr; ret
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$OT_8
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const 0x10
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mov ar asr; ret
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$OT_9
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const 0x1d
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mov ar asr; ret
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$OT_A
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const 0x2a
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mov ar asr; ret
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$OT_B
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const 0x37
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mov ar asr; ret
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$OT_C
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const 0x44
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mov ar asr; ret
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$OT_D
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const 0x51
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mov ar asr; ret
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$OT_E
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const 0x5e
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mov ar asr; ret
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$OT_F
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const 0x6b
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mov ar asr; ret
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// Old merge-algo
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// Set PC to write index
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//const 0xE0
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//mov ar pc
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//
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//
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//// ######## INSERTION ##########
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//
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//// COPY NEGATIVE
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//
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//// Initialize GR as bucket pointer and IR as element pointer
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//const FIRST_BUCKET_ADDRESS
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//mov ar gr
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//
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//
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//$LOOP
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//// Dereference GR into IR and compute length
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//mov gr asr
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//mov pm ar
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//
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//// Subtract start from end and save (the resultant length) into LC
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//sub gr
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//mov ar lc
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//
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//// Calcuate the first element of the array and store in IR
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//mov gr ar
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//add 1
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//mov ar ir
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//
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//$COPY_BUCKET
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//bls @NEXT_BUCKET
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//
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//mov ir asr; mov ir ar
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//mov pm hr
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//
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//add 1
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//mov ar ir
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//
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//// Write value to be copied into write index (data[pc] = data[ir])
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//mov pc asr
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//mov hr pm; incpc; declc
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//bra @COPY_BUCKET
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//$NEXT_BUCKET
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//
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//
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//mov gr ar
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//add BUCKET_SIZE
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//mov ar gr
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//sub LAST_BUCKET_ADDRESS
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//bnz @LOOP
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//
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//
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//$BREAK
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//halt
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