Brief

bfj is a brainfuck interpreter/jit-compiler written in Java. The jit implementation and optimization yields a relatively good performance.

Performance

| bf program | interpreter | jit-compile | |:------------|:------------|:------------| | hanoi.bf | 5562 ms | 1016 ms | | mandelbrot.b | 78938 ms | 5375 ms | AMD Athlon 64 X2 2 GHz

Usage

Interpreting

/bin> java bf.runner.BrainfuckRunner ../bf/mandelbrot.b

Compile and run

In Linux: /bin> java -cp ../lib/asm-3.1.jar:. bf.runner.BF2BytecodeRunner ../bf/mandelbrot.b In Windows: /bin> java -cp ../lib/asm-3.1.jar;. bf.runner.BF2BytecodeRunner ../bf/mandelbrot.b

Limitation

Currently not support ',' command.