integrate assembler
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@ -6,3 +6,4 @@ edition = "2021"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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ruxnasm = { git = "https://git.disroot.org/phyto/ruxnasm.git" }
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17
src/main.rs
17
src/main.rs
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@ -1,14 +1,15 @@
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fn main() {
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let mut bf = read_stdin();
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braintal::bf::optimise::optimise(&mut bf);
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let tal = braintal::uxn::from_ops(&bf);
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dbg!(bf);
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print!("{}", tal);
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let mut bf = read_stdin();
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braintal::bf::optimise::optimise(&mut bf);
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let tal = braintal::uxn::from_ops(&bf);
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dbg!(bf);
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use std::io::Write;
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std::io::stdout().write(&tal);
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}
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fn read_stdin() -> Vec<braintal::bf::Op> {
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let stdin = std::io::stdin();
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let buffer = std::io::read_to_string(stdin).unwrap();
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let stdin = std::io::stdin();
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let buffer = std::io::read_to_string(stdin).unwrap();
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braintal::bf::str_to_ops(&buffer)
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braintal::bf::str_to_ops(&buffer)
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}
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103
src/uxn/mod.rs
103
src/uxn/mod.rs
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@ -6,69 +6,72 @@
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mod asm;
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use crate::bf::Op;
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pub fn from_ops(s: &[Op]) -> String {
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let mut r = init();
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let mut uxn_index = 0;
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pub fn from_ops(s: &[Op]) -> Vec<u8> {
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let mut r = init();
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let mut uxn_index = 0;
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for (i, o) in s.iter().enumerate() {
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let new = match_op(o, i, uxn_index);
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uxn_index += new.split_whitespace().count();
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r.push_str(&new);
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r.push('\n');
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}
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for (i, o) in s.iter().enumerate() {
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let new = match_op(o, i, uxn_index);
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uxn_index += new.split_whitespace().count();
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r.push_str(&new);
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r.push('\n');
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}
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r.push_str("#0f DEO");
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r.push_str("#0f DEO");
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r
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dbg!(&r);
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let (bin, _) = ruxnasm::assemble(r.as_bytes()).unwrap();
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bin
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}
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fn match_op(s: &Op, bf_index: usize, uxn_index: usize) -> String {
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use Op::*;
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let mut prog = String::new();
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// Each addition MUST
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// - Have each whitespace-seperated word equate to 1 byte of uxn
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// - Leave the stack in the same format it was found
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match s {
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Add(1) => prog.push_str("DUP2 LDAk INC ROT ROT STA"), //INC is slightly smaller
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Add(amt) if amt > &0 => prog.push_str(&format!("DUP2 LDAk LIT {:02} ADD ROT ROT STA", amt)),
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Add(amt) if amt < &0 => {
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prog.push_str(&format!("DUP2 LDAk LIT {:02} SUB ROT ROT STA", -amt))
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}
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Seek(-1) => prog.push_str("INC2"),
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Seek(amt) if amt > &0 => prog.push_str(&format!("LIT 00 LIT {:02} SUB2", amt)),
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Seek(amt) if amt < &0 => prog.push_str(&format!("LIT 00 LIT {:02} ADD2", -amt)),
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LoopStart(adr) => prog.push_str(&format!(
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"LDAk LIT 00 EQU ;{} JCN2 @{}",
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sanitize_num(*adr),
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sanitize_num(bf_index)
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)),
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LoopEnd(adr) => prog.push_str(&format!(
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"LDAk ;{} JCN2 @{}",
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sanitize_num(*adr),
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sanitize_num(bf_index)
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)),
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Output => prog.push_str("LDAk #18 DEO"),
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Input => prog.push_str(&format!(
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";{0} LIT 10 DEO2 BRK @{0} DUP2 LIT 12 DEI ROT ROT STA",
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sanitize_num(bf_index)
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)),
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_ => panic!("Instruction used but not supported, please file a bug!"),
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}
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prog
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use Op::*;
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let mut prog = String::new();
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// Each addition MUST
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// - Have each whitespace-seperated word equate to 1 byte of uxn
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// - Leave the stack in the same format it was found
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match s {
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Add(1) => prog.push_str("DUP2 LDAk #01 ADD ROT ROT STA"), //INC is slightly smaller
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Add(amt) if amt > &0 => prog.push_str(&format!("DUP2 LDAk LIT {:02} ADD ROT ROT STA", amt)),
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Add(amt) if amt < &0 => {
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prog.push_str(&format!("DUP2 LDAk LIT {:02} SUB ROT ROT STA", -amt))
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}
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Seek(-1) => prog.push_str("#0001 ADD2"),
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Seek(amt) if amt > &0 => prog.push_str(&format!("LIT 00 LIT {:02} SUB2", amt)),
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Seek(amt) if amt < &0 => prog.push_str(&format!("LIT 00 LIT {:02} ADD2", -amt)),
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LoopStart(adr) => prog.push_str(&format!(
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"LDAk LIT 00 EQU ;{} JCN2 @{}",
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sanitize_num(*adr),
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sanitize_num(bf_index)
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)),
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LoopEnd(adr) => prog.push_str(&format!(
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"LDAk ;{} JCN2 @{}",
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sanitize_num(*adr),
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sanitize_num(bf_index)
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)),
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Output => prog.push_str("LDAk #18 DEO"),
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Input => prog.push_str(&format!(
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";{0} LIT 10 DEO2 BRK @{0} DUP2 LIT 12 DEI ROT ROT STA",
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sanitize_num(bf_index)
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)),
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_ => panic!("Instruction used but not supported, please file a bug!"),
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}
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prog
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}
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/// Load the pointer to the stack
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fn init() -> String {
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"|100\n#ffff\n".to_string()
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"|100\n#ffff\n".to_string()
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}
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/// In tal you can't have raw decimals as symbol names, so we do a crude conversion.
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fn sanitize_num(mut x: usize) -> String {
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let mut r = String::from("_");
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while x > 0 {
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r.push((0x41 + (x % 25)) as u8 as char);
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x /= 25;
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}
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let mut r = String::from("_");
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while x > 0 {
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r.push((0x41 + (x % 25)) as u8 as char);
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x /= 25;
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}
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r
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r
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}
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