diff --git a/Cargo.toml b/Cargo.toml index 9879428..d4c9ddc 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -33,6 +33,7 @@ license = "BSD-3-Clause" version = "0.1.0" authors = ["The 6502-rs Developers"] build = "build.rs" +exclude = ["examples/**"] [lib] # This will look in src/lib.rs diff --git a/examples/euclidean_algo.rs b/examples/euclidean_algo.rs new file mode 100644 index 0000000..2344ccd --- /dev/null +++ b/examples/euclidean_algo.rs @@ -0,0 +1,47 @@ +extern crate mos6502; +use mos6502::address::Address; +use mos6502::cpu; + +fn main() { + println!("Enter two numbers (< 128) to know their GCD:"); + let mut input = String::new(); + std::io::stdin().read_line(&mut input).unwrap(); + + let zero_page_data = input + .trim() + .split(' ') + .map(|s| s.parse::().unwrap()) + .collect::>(); + + let program = [ + // (F)irst | (S)econd + // .algo + 0xa5, 0x00, // Load from F to A + // .algo_ + 0x38, // Set carry flag + 0xe5, 0x01, // Substract S from number in A (from F) + 0xf0, 0x07, // Jump to .end if diff is zero + 0x30, 0x08, // Jump to .swap if diff is negative + 0x85, 0x00, // Load A to F + 0x4c, 0x12, 0x00, // Jump to .algo_ + // .end + 0xa5, 0x00, // Load from S to A + 0xff, + // .swap + 0xa6, 0x00, // load F to X + 0xa4, 0x01, // load S to Y + 0x86, 0x01, // Store X to F + 0x84, 0x00, // Store Y to S + 0x4c, 0x10, 0x00, // Jump to .algo + ]; + + let mut cpu = cpu::CPU::new(); + + cpu.memory.set_bytes(Address(0x00), &zero_page_data); + cpu.memory.set_bytes(Address(0x10), &program); + cpu.registers.program_counter = Address(0x10); + + cpu.run(); + + println!("GCD is {:?}", cpu.registers.accumulator); +} diff --git a/src/bin/mos6502.rs b/examples/mos6502.rs similarity index 100% rename from src/bin/mos6502.rs rename to examples/mos6502.rs