capitalex hat die Gist bearbeitet . Zu Änderung gehen
1 file changed, 40 insertions
hailstone.nv(Datei erstellt)
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| 1 | + | |_| Convert our parity encoding back into unary, | |
| 2 | + | looping as needed. | |
| 3 | + | ||
| 4 | + | |show x| | |
| 5 | + | , copy x to @number | |
| 6 | + | , print number | |
| 7 | + | ||
| 8 | + | |copy x to @number| | |
| 9 | + | x -> @number:9007199254740991 | |
| 10 | + | ||
| 11 | + | |x -> @number, x| @number, temporary x | |
| 12 | + | |x -> @number| | |
| 13 | + | |temporary x| x | |
| 14 | + | ||
| 15 | + | |print number| @print number | |
| 16 | + | ||
| 17 | + | |move, 2| move, x | |
| 18 | + | |move, 1| x | |
| 19 | + | |move | hailstone | |
| 20 | + | ||
| 21 | + | |_| Compute 3x + 1 | |
| 22 | + | |odd, 2| odd, x:6 | |
| 23 | + | |odd | hailstone, x | |
| 24 | + | ||
| 25 | + | |_| compute the parity of x | |
| 26 | + | |eval, x, 1| eval, 2 | |
| 27 | + | |eval, x | eval, 1 | |
| 28 | + | ||
| 29 | + | |_| resolve our base cases 3x + 1 and x / 2 | |
| 30 | + | |eval, 2, 1| odd, 2, x:3 | |
| 31 | + | |eval | move | |
| 32 | + | ||
| 33 | + | |hailstone| show x, eval | |
| 34 | + | ||
| 35 | + | |#port, on print number | |
| 36 | + | , needs, @print number, clears, @print number | |
| 37 | + | , takes, @number| | |
| 38 | + | ||
| 39 | + | || hailstone | |
| 40 | + | || x:27 | |
capitalex hat die Gist bearbeitet . Zu Änderung gehen
2 files changed, 220 insertions
generated.hailstone.nv.lua(Datei erstellt)
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| 1 | + | local min, max, huge = math.min, math.max, math.huge | |
| 2 | + | local machine = {} | |
| 3 | + | ||
| 4 | + | machine.counters = { | |
| 5 | + | ["x:3"] = 0, | |
| 6 | + | ["x:27"] = 1, | |
| 7 | + | ["1"] = 0, | |
| 8 | + | ["2"] = 0, | |
| 9 | + | ["copy x to @number"] = 0, | |
| 10 | + | ["print number"] = 0, | |
| 11 | + | ["x -> @number:9007199254740991"] = 0, | |
| 12 | + | ["move"] = 0, | |
| 13 | + | ["temporary x"] = 0, | |
| 14 | + | ["@print number"] = 0, | |
| 15 | + | ["hailstone"] = 1, | |
| 16 | + | ["x"] = 0, | |
| 17 | + | ["odd"] = 0, | |
| 18 | + | ["x:6"] = 0, | |
| 19 | + | ["@number"] = 0, | |
| 20 | + | ["x -> @number"] = 0, | |
| 21 | + | ["eval"] = 0, | |
| 22 | + | ["show x"] = 0, | |
| 23 | + | } | |
| 24 | + | ||
| 25 | + | function machine.on_print_number(counters, number) | |
| 26 | + | end | |
| 27 | + | ||
| 28 | + | function match(self, counters) | |
| 29 | + | if counters["@print number"] > 0 then | |
| 30 | + | self.on_print_number(counters, counters["@number"]) | |
| 31 | + | counters["@print number"] = 0 | |
| 32 | + | counters["@number"] = 0 | |
| 33 | + | return true | |
| 34 | + | end | |
| 35 | + | if counters["x:27"] > 0 then | |
| 36 | + | acc = counters["x:27"] | |
| 37 | + | counters["x:27"] = max(counters["x:27"] - acc, 0) | |
| 38 | + | counters["x"] = counters["x"] + acc * 27 | |
| 39 | + | return true | |
| 40 | + | end | |
| 41 | + | if counters["x:6"] > 0 then | |
| 42 | + | acc = counters["x:6"] | |
| 43 | + | counters["x:6"] = max(counters["x:6"] - acc, 0) | |
| 44 | + | counters["x"] = counters["x"] + acc * 6 | |
| 45 | + | return true | |
| 46 | + | end | |
| 47 | + | if counters["x -> @number:9007199254740991"] > 0 then | |
| 48 | + | acc = counters["x -> @number:9007199254740991"] | |
| 49 | + | counters["x -> @number:9007199254740991"] = max(counters["x -> @number:9007199254740991"] - acc, 0) | |
| 50 | + | counters["x -> @number"] = counters["x -> @number"] + acc * 9007199254740991 | |
| 51 | + | return true | |
| 52 | + | end | |
| 53 | + | if counters["x:3"] > 0 then | |
| 54 | + | acc = counters["x:3"] | |
| 55 | + | counters["x:3"] = max(counters["x:3"] - acc, 0) | |
| 56 | + | counters["x"] = counters["x"] + acc * 3 | |
| 57 | + | return true | |
| 58 | + | end | |
| 59 | + | if counters["show x"] > 0 then | |
| 60 | + | acc = counters["show x"] | |
| 61 | + | counters["show x"] = max(counters["show x"] - acc, 0) | |
| 62 | + | counters["print number"] = counters["print number"] + acc * 1 | |
| 63 | + | counters["copy x to @number"] = counters["copy x to @number"] + acc * 1 | |
| 64 | + | return true | |
| 65 | + | end | |
| 66 | + | if counters["copy x to @number"] > 0 then | |
| 67 | + | acc = counters["copy x to @number"] | |
| 68 | + | counters["copy x to @number"] = max(counters["copy x to @number"] - acc, 0) | |
| 69 | + | counters["x -> @number:9007199254740991"] = counters["x -> @number:9007199254740991"] + acc * 1 | |
| 70 | + | return true | |
| 71 | + | end | |
| 72 | + | if counters["x -> @number"] > 0 and counters["x"] > 0 then | |
| 73 | + | local acc = huge | |
| 74 | + | acc = min(acc, counters["x -> @number"]) | |
| 75 | + | acc = min(acc, counters["x"]) | |
| 76 | + | counters["x -> @number"] = max(counters["x -> @number"] - acc, 0) | |
| 77 | + | counters["x"] = max(counters["x"] - acc, 0) | |
| 78 | + | counters["@number"] = counters["@number"] + acc * 1 | |
| 79 | + | counters["temporary x"] = counters["temporary x"] + acc * 1 | |
| 80 | + | return true | |
| 81 | + | end | |
| 82 | + | if counters["x -> @number"] > 0 then | |
| 83 | + | acc = counters["x -> @number"] | |
| 84 | + | counters["x -> @number"] = max(counters["x -> @number"] - acc, 0) | |
| 85 | + | return true | |
| 86 | + | end | |
| 87 | + | if counters["temporary x"] > 0 then | |
| 88 | + | acc = counters["temporary x"] | |
| 89 | + | counters["temporary x"] = max(counters["temporary x"] - acc, 0) | |
| 90 | + | counters["x"] = counters["x"] + acc * 1 | |
| 91 | + | return true | |
| 92 | + | end | |
| 93 | + | if counters["print number"] > 0 then | |
| 94 | + | acc = counters["print number"] | |
| 95 | + | counters["print number"] = max(counters["print number"] - acc, 0) | |
| 96 | + | counters["@print number"] = counters["@print number"] + acc * 1 | |
| 97 | + | return true | |
| 98 | + | end | |
| 99 | + | if counters["move"] > 0 and counters["2"] > 0 then | |
| 100 | + | local acc = huge | |
| 101 | + | acc = min(acc, counters["move"]) | |
| 102 | + | acc = min(acc, counters["2"]) | |
| 103 | + | counters["move"] = max(counters["move"] - acc, 0) | |
| 104 | + | counters["2"] = max(counters["2"] - acc, 0) | |
| 105 | + | counters["move"] = counters["move"] + acc * 1 | |
| 106 | + | counters["x"] = counters["x"] + acc * 1 | |
| 107 | + | return true | |
| 108 | + | end | |
| 109 | + | if counters["move"] > 0 and counters["1"] > 0 then | |
| 110 | + | local acc = huge | |
| 111 | + | acc = min(acc, counters["move"]) | |
| 112 | + | acc = min(acc, counters["1"]) | |
| 113 | + | counters["move"] = max(counters["move"] - acc, 0) | |
| 114 | + | counters["1"] = max(counters["1"] - acc, 0) | |
| 115 | + | counters["x"] = counters["x"] + acc * 1 | |
| 116 | + | return true | |
| 117 | + | end | |
| 118 | + | if counters["move"] > 0 then | |
| 119 | + | acc = counters["move"] | |
| 120 | + | counters["move"] = max(counters["move"] - acc, 0) | |
| 121 | + | counters["hailstone"] = counters["hailstone"] + acc * 1 | |
| 122 | + | return true | |
| 123 | + | end | |
| 124 | + | if counters["odd"] > 0 and counters["2"] > 0 then | |
| 125 | + | local acc = huge | |
| 126 | + | acc = min(acc, counters["2"]) | |
| 127 | + | acc = min(acc, counters["odd"]) | |
| 128 | + | counters["odd"] = max(counters["odd"] - acc, 0) | |
| 129 | + | counters["2"] = max(counters["2"] - acc, 0) | |
| 130 | + | counters["x:6"] = counters["x:6"] + acc * 1 | |
| 131 | + | counters["odd"] = counters["odd"] + acc * 1 | |
| 132 | + | return true | |
| 133 | + | end | |
| 134 | + | if counters["odd"] > 0 then | |
| 135 | + | acc = counters["odd"] | |
| 136 | + | counters["odd"] = max(counters["odd"] - acc, 0) | |
| 137 | + | counters["x"] = counters["x"] + acc * 1 | |
| 138 | + | counters["hailstone"] = counters["hailstone"] + acc * 1 | |
| 139 | + | return true | |
| 140 | + | end | |
| 141 | + | if counters["eval"] > 0 and counters["x"] > 0 and counters["1"] > 0 then | |
| 142 | + | local acc = huge | |
| 143 | + | acc = min(acc, counters["1"]) | |
| 144 | + | acc = min(acc, counters["eval"]) | |
| 145 | + | acc = min(acc, counters["x"]) | |
| 146 | + | counters["eval"] = max(counters["eval"] - acc, 0) | |
| 147 | + | counters["x"] = max(counters["x"] - acc, 0) | |
| 148 | + | counters["1"] = max(counters["1"] - acc, 0) | |
| 149 | + | counters["eval"] = counters["eval"] + acc * 1 | |
| 150 | + | counters["2"] = counters["2"] + acc * 1 | |
| 151 | + | return true | |
| 152 | + | end | |
| 153 | + | if counters["eval"] > 0 and counters["x"] > 0 then | |
| 154 | + | local acc = huge | |
| 155 | + | acc = min(acc, counters["eval"]) | |
| 156 | + | acc = min(acc, counters["x"]) | |
| 157 | + | counters["eval"] = max(counters["eval"] - acc, 0) | |
| 158 | + | counters["x"] = max(counters["x"] - acc, 0) | |
| 159 | + | counters["eval"] = counters["eval"] + acc * 1 | |
| 160 | + | counters["1"] = counters["1"] + acc * 1 | |
| 161 | + | return true | |
| 162 | + | end | |
| 163 | + | if counters["eval"] > 0 and counters["2"] > 0 and counters["1"] > 0 then | |
| 164 | + | local acc = huge | |
| 165 | + | acc = min(acc, counters["1"]) | |
| 166 | + | acc = min(acc, counters["eval"]) | |
| 167 | + | acc = min(acc, counters["2"]) | |
| 168 | + | counters["eval"] = max(counters["eval"] - acc, 0) | |
| 169 | + | counters["2"] = max(counters["2"] - acc, 0) | |
| 170 | + | counters["1"] = max(counters["1"] - acc, 0) | |
| 171 | + | counters["x:3"] = counters["x:3"] + acc * 1 | |
| 172 | + | counters["2"] = counters["2"] + acc * 1 | |
| 173 | + | counters["odd"] = counters["odd"] + acc * 1 | |
| 174 | + | return true | |
| 175 | + | end | |
| 176 | + | if counters["eval"] > 0 then | |
| 177 | + | acc = counters["eval"] | |
| 178 | + | counters["eval"] = max(counters["eval"] - acc, 0) | |
| 179 | + | counters["move"] = counters["move"] + acc * 1 | |
| 180 | + | return true | |
| 181 | + | end | |
| 182 | + | if counters["hailstone"] > 0 then | |
| 183 | + | acc = counters["hailstone"] | |
| 184 | + | counters["hailstone"] = max(counters["hailstone"] - acc, 0) | |
| 185 | + | counters["show x"] = counters["show x"] + acc * 1 | |
| 186 | + | counters["eval"] = counters["eval"] + acc * 1 | |
| 187 | + | return true | |
| 188 | + | end | |
| 189 | + | return false | |
| 190 | + | end | |
| 191 | + | ||
| 192 | + | function machine:run() | |
| 193 | + | local counters = self.counters | |
| 194 | + | while match(self, counters) do end | |
| 195 | + | end | |
| 196 | + | ||
| 197 | + | return machine | |
main.lua(Datei erstellt)
| @@ -0,0 +1,23 @@ | |||
| 1 | + | package.path = package.path .. ";./src/?.lua" | |
| 2 | + | local Lvera = require "lvera" | |
| 3 | + | local lua_generator = require "generators.lua" | |
| 4 | + | ||
| 5 | + | local lvera = Lvera.new() | |
| 6 | + | ||
| 7 | + | lvera:load("samples/hailstone.nv") | |
| 8 | + | ||
| 9 | + | lvera:add_pass(require "passes.ports" (lua_generator.ports)) | |
| 10 | + | lvera:add_pass(require "passes.constants") | |
| 11 | + | lvera:add_pass(require "passes.eliminate-dead-code") | |
| 12 | + | ||
| 13 | + | local compiled_lua = lvera:compile(lua_generator) | |
| 14 | + | ||
| 15 | + | local out_file = io.open("generated.lua", "w+") | |
| 16 | + | out_file:write(compiled_lua) | |
| 17 | + | ||
| 18 | + | local machine = load(compiled_lua)() | |
| 19 | + | function machine.on_print_number(_, number) | |
| 20 | + | print(number) | |
| 21 | + | end | |
| 22 | + | ||
| 23 | + | machine:run() | |
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