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removed redundant util files

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Matthew Berry 2021-05-21 15:18:25 -07:00
parent 00e7795e6f
commit 65ea773adb
2 changed files with 0 additions and 106 deletions
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43
src/crab/gb/util.cr
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@ -1,43 +0,0 @@
module GB
def hex_str(n : UInt8 | UInt16 | UInt32 | UInt64) : String
"0x#{n.to_s(16).rjust(sizeof(typeof(n)) * 2, '0').upcase}"
end
def array_to_uint8(array : Array(Bool | Int)) : UInt8
raise "Array needs to have a length of 8" if array.size != 8
value = 0_u8
array.each_with_index do |bit, index|
value |= (bit == false || bit == 0 ? 0 : 1) << (7 - index)
end
value
end
def array_to_uint16(array : Array(Bool | Int)) : UInt16
raise "Array needs to have a length of 16" if array.size != 16
value = 0_u16
array.each_with_index do |bit, index|
value |= (bit == false || bit == 0 ? 0 : 1) << (15 - index)
end
value
end
macro trace(value, newline = true)
{% if flag? :trace %}
{% if newline %}
puts {{value}}
{% else %}
print {{value}}
{% end %}
{% end %}
end
macro log(value, newline = true)
{% if flag? :log %}
{% if newline %}
puts {{value}}
{% else %}
print {{value}}
{% end %}
{% end %}
end
end

63
src/crab/gba/util.cr
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@ -1,63 +0,0 @@
module GBA
def hex_str(n : UInt8 | UInt16 | UInt32 | UInt64, prefix = true) : String
(prefix ? "0x" : "") + "#{n.to_s(16).rjust(sizeof(typeof(n)) * 2, '0').upcase}"
end
macro bit?(value, bit)
({{value}} & (1 << {{bit}}) > 0)
end
macro bits(value, range)
({{value}} >> {{range.begin}} & (1 << {{range.to_a.size}}) - 1)
end
macro set_bit(value, bit)
({{value}} | 1 << {{bit}})
end
macro clear_bit(value, bit)
({{value}} & ~(1 << {{bit}}))
end
macro count_bits(value)
(8 * sizeof(typeof(n)))
end
def count_set_bits(n : Int) : Int
count = 0
count_bits(n).times { |idx| count += n >> idx & 1 }
count
end
def first_set_bit(n : Int) : Int
count = count_bits(n)
count.times { |idx| return idx if bit?(n, idx) }
count
end
def last_set_bit(n : Int) : Int
count = count_bits(n)
count.downto(0) { |idx| return idx if bit?(n, idx) }
count
end
macro trace(value, newline = true)
{% if flag? :trace %}
{% if newline %}
puts {{value}}
{% else %}
print {{value}}
{% end %}
{% end %}
end
macro log(value, newline = true)
{% if flag?(:log) %}
{% if newline %}
puts {{value}}
{% else %}
print {{value}}
{% end %}
{% end %}
end
end