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PASS5.DAT
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ADDRESS-000
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; port id's of picoblaze input/output devices
ADDRESS-000
LABEL-
FORMATTED-CONSTANT column_port_id, 00
LOGFORMAT-CONSTANT column_port_id, 00
INSTRUCTION-CONSTANT
OPERAND1-column_port_id
OP1 VALUE-column_port_id
OPERAND2-00
OP2 VALUE-00
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT row_port_id, 01
LOGFORMAT-CONSTANT row_port_id, 01
INSTRUCTION-CONSTANT
OPERAND1-row_port_id
OP1 VALUE-row_port_id
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT data_port_id, 02
LOGFORMAT-CONSTANT data_port_id, 02
INSTRUCTION-CONSTANT
OPERAND1-data_port_id
OP1 VALUE-data_port_id
OPERAND2-02
OP2 VALUE-02
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT ps2_port_id, 03
LOGFORMAT-CONSTANT ps2_port_id, 03
INSTRUCTION-CONSTANT
OPERAND1-ps2_port_id
OP1 VALUE-ps2_port_id
OPERAND2-03
OP2 VALUE-03
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT rand_port_id, 04
LOGFORMAT-CONSTANT rand_port_id, 04
INSTRUCTION-CONSTANT
OPERAND1-rand_port_id
OP1 VALUE-rand_port_id
OPERAND2-04
OP2 VALUE-04
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; ps2 keycodes
ADDRESS-000
LABEL-
FORMATTED-CONSTANT keycode_left, 6B
LOGFORMAT-CONSTANT keycode_left, 6B
INSTRUCTION-CONSTANT
OPERAND1-keycode_left
OP1 VALUE-keycode_left
OPERAND2-6B
OP2 VALUE-6B
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT keycode_right, 74
LOGFORMAT-CONSTANT keycode_right, 74
INSTRUCTION-CONSTANT
OPERAND1-keycode_right
OP1 VALUE-keycode_right
OPERAND2-74
OP2 VALUE-74
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT keycode_up, 75
LOGFORMAT-CONSTANT keycode_up, 75
INSTRUCTION-CONSTANT
OPERAND1-keycode_up
OP1 VALUE-keycode_up
OPERAND2-75
OP2 VALUE-75
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT keycode_down, 72
LOGFORMAT-CONSTANT keycode_down, 72
INSTRUCTION-CONSTANT
OPERAND1-keycode_down
OP1 VALUE-keycode_down
OPERAND2-72
OP2 VALUE-72
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CONSTANT keycode_enter, 5A
LOGFORMAT-CONSTANT keycode_enter, 5A
INSTRUCTION-CONSTANT
OPERAND1-keycode_enter
OP1 VALUE-keycode_enter
OPERAND2-5A
OP2 VALUE-5A
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; game constants
ADDRESS-000
LABEL-
FORMATTED-CONSTANT init_snake_len, 02
LOGFORMAT-CONSTANT init_snake_len, 02
INSTRUCTION-CONSTANT
OPERAND1-init_snake_len
OP1 VALUE-init_snake_len
OPERAND2-02
OP2 VALUE-02
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; register aliases
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sA, reg_fb_col
LOGFORMAT-NAMEREG sA, reg_fb_col
INSTRUCTION-NAMEREG
OPERAND1-sA
OP1 VALUE-sA
OPERAND2-reg_fb_col
OP2 VALUE-reg_fb_col
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sB, reg_fb_row
LOGFORMAT-NAMEREG sB, reg_fb_row
INSTRUCTION-NAMEREG
OPERAND1-sB
OP1 VALUE-sB
OPERAND2-reg_fb_row
OP2 VALUE-reg_fb_row
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sC, reg_fb_data
LOGFORMAT-NAMEREG sC, reg_fb_data
INSTRUCTION-NAMEREG
OPERAND1-sC
OP1 VALUE-sC
OPERAND2-reg_fb_data
OP2 VALUE-reg_fb_data
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sD, reg_ps2_data
LOGFORMAT-NAMEREG sD, reg_ps2_data
INSTRUCTION-NAMEREG
OPERAND1-sD
OP1 VALUE-sD
OPERAND2-reg_ps2_data
OP2 VALUE-reg_ps2_data
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sE, reg_counter1
LOGFORMAT-NAMEREG sE, reg_counter1
INSTRUCTION-NAMEREG
OPERAND1-sE
OP1 VALUE-sE
OPERAND2-reg_counter1
OP2 VALUE-reg_counter1
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG sF, reg_score
LOGFORMAT-NAMEREG sF, reg_score
INSTRUCTION-NAMEREG
OPERAND1-sF
OP1 VALUE-sF
OPERAND2-reg_score
OP2 VALUE-reg_score
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s9, reg_isfood
LOGFORMAT-NAMEREG s9, reg_isfood
INSTRUCTION-NAMEREG
OPERAND1-s9
OP1 VALUE-s9
OPERAND2-reg_isfood
OP2 VALUE-reg_isfood
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s8, reg_snake_direction
LOGFORMAT-NAMEREG s8, reg_snake_direction
INSTRUCTION-NAMEREG
OPERAND1-s8
OP1 VALUE-s8
OPERAND2-reg_snake_direction
OP2 VALUE-reg_snake_direction
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s7, reg_snake_len
LOGFORMAT-NAMEREG s7, reg_snake_len
INSTRUCTION-NAMEREG
OPERAND1-s7
OP1 VALUE-s7
OPERAND2-reg_snake_len
OP2 VALUE-reg_snake_len
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s6, reg_snake_head_row
LOGFORMAT-NAMEREG s6, reg_snake_head_row
INSTRUCTION-NAMEREG
OPERAND1-s6
OP1 VALUE-s6
OPERAND2-reg_snake_head_row
OP2 VALUE-reg_snake_head_row
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s5, reg_snake_head_col
LOGFORMAT-NAMEREG s5, reg_snake_head_col
INSTRUCTION-NAMEREG
OPERAND1-s5
OP1 VALUE-s5
OPERAND2-reg_snake_head_col
OP2 VALUE-reg_snake_head_col
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s4, reg_snake_tail_row
LOGFORMAT-NAMEREG s4, reg_snake_tail_row
INSTRUCTION-NAMEREG
OPERAND1-s4
OP1 VALUE-s4
OPERAND2-reg_snake_tail_row
OP2 VALUE-reg_snake_tail_row
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s3, reg_snake_tail_col
LOGFORMAT-NAMEREG s3, reg_snake_tail_col
INSTRUCTION-NAMEREG
OPERAND1-s3
OP1 VALUE-s3
OPERAND2-reg_snake_tail_col
OP2 VALUE-reg_snake_tail_col
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s2, reg_ram_index_head
LOGFORMAT-NAMEREG s2, reg_ram_index_head
INSTRUCTION-NAMEREG
OPERAND1-s2
OP1 VALUE-s2
OPERAND2-reg_ram_index_head
OP2 VALUE-reg_ram_index_head
COMMENT-; head writes the direction its going to this address
ADDRESS-000
LABEL-
FORMATTED-NAMEREG s1, reg_ram_index_tail
LOGFORMAT-NAMEREG s1, reg_ram_index_tail
INSTRUCTION-NAMEREG
OPERAND1-s1
OP1 VALUE-s1
OPERAND2-reg_ram_index_tail
OP2 VALUE-reg_ram_index_tail
COMMENT-; tail takes the direction and erases
ADDRESS-000
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; reset vector - at address 0, program always starts here
ADDRESS-000
LABEL-
FORMATTED-ADDRESS 000
LOGFORMAT-ADDRESS 000
INSTRUCTION-ADDRESS
OPERAND1-000
OP1 VALUE-000
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-000
LABEL-start_game
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-000
LABEL-
FORMATTED-CALL clear_fb
LOGFORMAT-CALL clear_fb[07D]
INSTRUCTION-CALL
OPERAND1-clear_fb
OP1 VALUE-07D
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-001
LABEL-
FORMATTED-CALL load_food
LOGFORMAT-CALL load_food[06F]
INSTRUCTION-CALL
OPERAND1-load_food
OP1 VALUE-06F
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-002
LABEL-
FORMATTED-CALL init_snake
LOGFORMAT-CALL init_snake[05D]
INSTRUCTION-CALL
OPERAND1-init_snake
OP1 VALUE-05D
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-003
LABEL-
FORMATTED-ENABLE INTERRUPT
LOGFORMAT-ENABLE INTERRUPT
INSTRUCTION-ENABLE
OPERAND1-INTERRUPT
OP1 VALUE-INTERRUPT
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-004
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; infinite loop until the game is lost
ADDRESS-004
LABEL-main_game
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-004
LABEL-
FORMATTED-LOAD reg_isfood, 00
LOGFORMAT-LOAD reg_isfood[s9], 00
INSTRUCTION-LOAD
OPERAND1-reg_isfood
OP1 VALUE-s9
OPERAND2-00
OP2 VALUE-00
COMMENT-; clear register that tell us whether the pixel is a food pixel
ADDRESS-005
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; head insertion
ADDRESS-005
LABEL-
FORMATTED-COMPARE reg_snake_direction, keycode_left
LOGFORMAT-COMPARE reg_snake_direction[s8], keycode_left[6B]
INSTRUCTION-COMPARE
OPERAND1-reg_snake_direction
OP1 VALUE-s8
OPERAND2-keycode_left
OP2 VALUE-6B
COMMENT-
ADDRESS-006
LABEL-
FORMATTED-JUMP Z, add_to_snake_left
LOGFORMAT-JUMP Z, add_to_snake_left[00D]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-add_to_snake_left
OP2 VALUE-00D
COMMENT-
ADDRESS-007
LABEL-
FORMATTED-COMPARE reg_snake_direction, keycode_right
LOGFORMAT-COMPARE reg_snake_direction[s8], keycode_right[74]
INSTRUCTION-COMPARE
OPERAND1-reg_snake_direction
OP1 VALUE-s8
OPERAND2-keycode_right
OP2 VALUE-74
COMMENT-
ADDRESS-008
LABEL-
FORMATTED-JUMP Z, add_to_snake_right
LOGFORMAT-JUMP Z, add_to_snake_right[00F]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-add_to_snake_right
OP2 VALUE-00F
COMMENT-
ADDRESS-009
LABEL-
FORMATTED-COMPARE reg_snake_direction, keycode_up
LOGFORMAT-COMPARE reg_snake_direction[s8], keycode_up[75]
INSTRUCTION-COMPARE
OPERAND1-reg_snake_direction
OP1 VALUE-s8
OPERAND2-keycode_up
OP2 VALUE-75
COMMENT-
ADDRESS-00A
LABEL-
FORMATTED-JUMP Z, add_to_snake_up
LOGFORMAT-JUMP Z, add_to_snake_up[011]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-add_to_snake_up
OP2 VALUE-011
COMMENT-
ADDRESS-00B
LABEL-
FORMATTED-COMPARE reg_snake_direction, keycode_down
LOGFORMAT-COMPARE reg_snake_direction[s8], keycode_down[72]
INSTRUCTION-COMPARE
OPERAND1-reg_snake_direction
OP1 VALUE-s8
OPERAND2-keycode_down
OP2 VALUE-72
COMMENT-
ADDRESS-00C
LABEL-
FORMATTED-JUMP Z, add_to_snake_down
LOGFORMAT-JUMP Z, add_to_snake_down[013]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-add_to_snake_down
OP2 VALUE-013
COMMENT-
ADDRESS-00D
LABEL-add_to_snake_left
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-00D
LABEL-
FORMATTED-SUB reg_snake_head_col, 01
LOGFORMAT-SUB reg_snake_head_col[s5], 01
INSTRUCTION-SUB
OPERAND1-reg_snake_head_col
OP1 VALUE-s5
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-00E
LABEL-
FORMATTED-JUMP cont
LOGFORMAT-JUMP cont[015]
INSTRUCTION-JUMP
OPERAND1-cont
OP1 VALUE-015
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-00F
LABEL-add_to_snake_right
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-00F
LABEL-
FORMATTED-ADD reg_snake_head_col, 01
LOGFORMAT-ADD reg_snake_head_col[s5], 01
INSTRUCTION-ADD
OPERAND1-reg_snake_head_col
OP1 VALUE-s5
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-010
LABEL-
FORMATTED-JUMP cont
LOGFORMAT-JUMP cont[015]
INSTRUCTION-JUMP
OPERAND1-cont
OP1 VALUE-015
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-011
LABEL-add_to_snake_up
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-011
LABEL-
FORMATTED-SUB reg_snake_head_row, 01
LOGFORMAT-SUB reg_snake_head_row[s6], 01
INSTRUCTION-SUB
OPERAND1-reg_snake_head_row
OP1 VALUE-s6
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-012
LABEL-
FORMATTED-JUMP cont
LOGFORMAT-JUMP cont[015]
INSTRUCTION-JUMP
OPERAND1-cont
OP1 VALUE-015
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-013
LABEL-add_to_snake_down
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-013
LABEL-
FORMATTED-ADD reg_snake_head_row, 01
LOGFORMAT-ADD reg_snake_head_row[s6], 01
INSTRUCTION-ADD
OPERAND1-reg_snake_head_row
OP1 VALUE-s6
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-014
LABEL-
FORMATTED-JUMP cont
LOGFORMAT-JUMP cont[015]
INSTRUCTION-JUMP
OPERAND1-cont
OP1 VALUE-015
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-015
LABEL-cont
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-015
LABEL-
FORMATTED-LOAD reg_fb_col, reg_snake_head_col
LOGFORMAT-LOAD reg_fb_col[sA], reg_snake_head_col[s5]
INSTRUCTION-LOAD
OPERAND1-reg_fb_col
OP1 VALUE-sA
OPERAND2-reg_snake_head_col
OP2 VALUE-s5
COMMENT-
ADDRESS-016
LABEL-
FORMATTED-LOAD reg_fb_row, reg_snake_head_row
LOGFORMAT-LOAD reg_fb_row[sB], reg_snake_head_row[s6]
INSTRUCTION-LOAD
OPERAND1-reg_fb_row
OP1 VALUE-sB
OPERAND2-reg_snake_head_row
OP2 VALUE-s6
COMMENT-
ADDRESS-017
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; check if within the bounds of our screen
ADDRESS-017
LABEL-
FORMATTED-LOAD s0, reg_fb_row
LOGFORMAT-LOAD s0, reg_fb_row[sB]
INSTRUCTION-LOAD
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-reg_fb_row
OP2 VALUE-sB
COMMENT-
ADDRESS-018
LABEL-
FORMATTED-AND s0, 20
LOGFORMAT-AND s0, 20
INSTRUCTION-AND
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-20
OP2 VALUE-20
COMMENT-
ADDRESS-019
LABEL-
FORMATTED-JUMP NZ, end_game
LOGFORMAT-JUMP NZ, end_game[04C]
INSTRUCTION-JUMP
OPERAND1-NZ
OP1 VALUE-NZ
OPERAND2-end_game
OP2 VALUE-04C
COMMENT-
ADDRESS-01A
LABEL-
FORMATTED-LOAD s0, reg_fb_col
LOGFORMAT-LOAD s0, reg_fb_col[sA]
INSTRUCTION-LOAD
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-reg_fb_col
OP2 VALUE-sA
COMMENT-
ADDRESS-01B
LABEL-
FORMATTED-SUB s0, 28
LOGFORMAT-SUB s0, 28
INSTRUCTION-SUB
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-28
OP2 VALUE-28
COMMENT-
ADDRESS-01C
LABEL-
FORMATTED-COMPARE s0, 00
LOGFORMAT-COMPARE s0, 00
INSTRUCTION-COMPARE
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-00
OP2 VALUE-00
COMMENT-
ADDRESS-01D
LABEL-
FORMATTED-JUMP Z, end_game
LOGFORMAT-JUMP Z, end_game[04C]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-end_game
OP2 VALUE-04C
COMMENT-
ADDRESS-01E
LABEL-
FORMATTED-LOAD s0, reg_fb_col
LOGFORMAT-LOAD s0, reg_fb_col[sA]
INSTRUCTION-LOAD
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-reg_fb_col
OP2 VALUE-sA
COMMENT-
ADDRESS-01F
LABEL-
FORMATTED-AND s0, 40
LOGFORMAT-AND s0, 40
INSTRUCTION-AND
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-40
OP2 VALUE-40
COMMENT-
ADDRESS-020
LABEL-
FORMATTED-COMPARE s0, 00
LOGFORMAT-COMPARE s0, 00
INSTRUCTION-COMPARE
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-00
OP2 VALUE-00
COMMENT-
ADDRESS-021
LABEL-
FORMATTED-JUMP NZ, end_game
LOGFORMAT-JUMP NZ, end_game[04C]
INSTRUCTION-JUMP
OPERAND1-NZ
OP1 VALUE-NZ
OPERAND2-end_game
OP2 VALUE-04C
COMMENT-
ADDRESS-022
LABEL-
FORMATTED-CALL fb_read
LOGFORMAT-CALL fb_read[090]
INSTRUCTION-CALL
OPERAND1-fb_read
OP1 VALUE-090
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-023
LABEL-
FORMATTED-COMPARE reg_fb_data, 02
LOGFORMAT-COMPARE reg_fb_data[sC], 02
INSTRUCTION-COMPARE
OPERAND1-reg_fb_data
OP1 VALUE-sC
OPERAND2-02
OP2 VALUE-02
COMMENT-; is read pixel a food pixel?
ADDRESS-024
LABEL-
FORMATTED-JUMP NZ, cont2
LOGFORMAT-JUMP NZ, cont2[027]
INSTRUCTION-JUMP
OPERAND1-NZ
OP1 VALUE-NZ
OPERAND2-cont2
OP2 VALUE-027
COMMENT-
ADDRESS-025
LABEL-
FORMATTED-ADD reg_score, 01
LOGFORMAT-ADD reg_score[sF], 01
INSTRUCTION-ADD
OPERAND1-reg_score
OP1 VALUE-sF
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-026
LABEL-
FORMATTED-LOAD reg_isfood, 01
LOGFORMAT-LOAD reg_isfood[s9], 01
INSTRUCTION-LOAD
OPERAND1-reg_isfood
OP1 VALUE-s9
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-027
LABEL-cont2
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-027
LABEL-
FORMATTED-COMPARE reg_fb_data, 01
LOGFORMAT-COMPARE reg_fb_data[sC], 01
INSTRUCTION-COMPARE
OPERAND1-reg_fb_data
OP1 VALUE-sC
OPERAND2-01
OP2 VALUE-01
COMMENT-; is read pixel snake?
ADDRESS-028
LABEL-
FORMATTED-JUMP NZ, cont4
LOGFORMAT-JUMP NZ, cont4[02A]
INSTRUCTION-JUMP
OPERAND1-NZ
OP1 VALUE-NZ
OPERAND2-cont4
OP2 VALUE-02A
COMMENT-
ADDRESS-029
LABEL-
FORMATTED-JUMP end_game
LOGFORMAT-JUMP end_game[04C]
INSTRUCTION-JUMP
OPERAND1-end_game
OP1 VALUE-04C
OPERAND2-
OP2 VALUE-
COMMENT-; end game
ADDRESS-02A
LABEL-cont4
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-02A
LABEL-
FORMATTED-LOAD reg_fb_data, 01
LOGFORMAT-LOAD reg_fb_data[sC], 01
INSTRUCTION-LOAD
OPERAND1-reg_fb_data
OP1 VALUE-sC
OPERAND2-01
OP2 VALUE-01
COMMENT-; code for snake pixel is 01
ADDRESS-02B
LABEL-
FORMATTED-CALL fb_insert
LOGFORMAT-CALL fb_insert[087]
INSTRUCTION-CALL
OPERAND1-fb_insert
OP1 VALUE-087
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-02C
LABEL-
FORMATTED-STORE reg_snake_direction, (reg_ram_index_head)
LOGFORMAT-STORE reg_snake_direction[s8], (reg_ram_index_head)[(s2)]
INSTRUCTION-STORE
OPERAND1-reg_snake_direction
OP1 VALUE-s8
OPERAND2-(reg_ram_index_head)
OP2 VALUE-(s2)
COMMENT-; store the direction we went into scratchpad ram
ADDRESS-02D
LABEL-
FORMATTED-ADD reg_ram_index_head, 01
LOGFORMAT-ADD reg_ram_index_head[s2], 01
INSTRUCTION-ADD
OPERAND1-reg_ram_index_head
OP1 VALUE-s2
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-02E
LABEL-
FORMATTED-
LOGFORMAT-
INSTRUCTION-
OPERAND1-
OP1 VALUE-
OPERAND2-
OP2 VALUE-
COMMENT-; tail removal
ADDRESS-02E
LABEL-
FORMATTED-COMPARE reg_isfood, 01
LOGFORMAT-COMPARE reg_isfood[s9], 01
INSTRUCTION-COMPARE
OPERAND1-reg_isfood
OP1 VALUE-s9
OPERAND2-01
OP2 VALUE-01
COMMENT-; if we ate food, don't remove anything
ADDRESS-02F
LABEL-
FORMATTED-JUMP Z, cont3
LOGFORMAT-JUMP Z, cont3[045]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-cont3
OP2 VALUE-045
COMMENT-
ADDRESS-030
LABEL-
FORMATTED-LOAD reg_fb_col, reg_snake_tail_col
LOGFORMAT-LOAD reg_fb_col[sA], reg_snake_tail_col[s3]
INSTRUCTION-LOAD
OPERAND1-reg_fb_col
OP1 VALUE-sA
OPERAND2-reg_snake_tail_col
OP2 VALUE-s3
COMMENT-
ADDRESS-031
LABEL-
FORMATTED-LOAD reg_fb_row, reg_snake_tail_row
LOGFORMAT-LOAD reg_fb_row[sB], reg_snake_tail_row[s4]
INSTRUCTION-LOAD
OPERAND1-reg_fb_row
OP1 VALUE-sB
OPERAND2-reg_snake_tail_row
OP2 VALUE-s4
COMMENT-
ADDRESS-032
LABEL-
FORMATTED-CALL fb_remove
LOGFORMAT-CALL fb_remove[08B]
INSTRUCTION-CALL
OPERAND1-fb_remove
OP1 VALUE-08B
OPERAND2-
OP2 VALUE-
COMMENT-
ADDRESS-033
LABEL-
FORMATTED-FETCH s0, (reg_ram_index_tail)
LOGFORMAT-FETCH s0, (reg_ram_index_tail)[(s1)]
INSTRUCTION-FETCH
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-(reg_ram_index_tail)
OP2 VALUE-(s1)
COMMENT-; fetch direction to remove next from rom
ADDRESS-034
LABEL-
FORMATTED-ADD reg_ram_index_tail, 01
LOGFORMAT-ADD reg_ram_index_tail[s1], 01
INSTRUCTION-ADD
OPERAND1-reg_ram_index_tail
OP1 VALUE-s1
OPERAND2-01
OP2 VALUE-01
COMMENT-
ADDRESS-035
LABEL-
FORMATTED-COMPARE s0, keycode_left
LOGFORMAT-COMPARE s0, keycode_left[6B]
INSTRUCTION-COMPARE
OPERAND1-s0
OP1 VALUE-s0
OPERAND2-keycode_left
OP2 VALUE-6B
COMMENT-
ADDRESS-036
LABEL-
FORMATTED-JUMP Z, remove_from_snake_left
LOGFORMAT-JUMP Z, remove_from_snake_left[03D]
INSTRUCTION-JUMP
OPERAND1-Z
OP1 VALUE-Z
OPERAND2-remove_from_snake_left
OP2 VALUE-03D
COMMENT-