refactor: merge all repos

Cargo.lock

@@ -41,19 +41,10 @@ checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
 name = "blspc"
 version = "0.1.0"
 dependencies = [
- "middle",
  "regex",
  "structopt",
 ]
 
-[[package]]
-name = "blvm"
-version = "0.1.0"
-dependencies = [
- "middle",
- "structopt",
-]
-
 [[package]]
 name = "clap"
 version = "2.34.0"
@@ -105,10 +96,6 @@ version = "2.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "308cc39be01b73d0d18f82a0e7b2a3df85245f84af96fdddc5d202d27e47b86a"
 
-[[package]]
-name = "middle"
-version = "0.1.0"
-
 [[package]]
 name = "proc-macro-error"
 version = "1.0.4"

Cargo.toml

@@ -1,6 +1,4 @@
 [workspace]
 members = [
     "blspc",
-    "blvm",
-    "middle",
 ]

Makefile

@@ -1,11 +1,12 @@
-all: build-blspc build-blvm
+all: build
+debug: build-debug
 
-build-blspc:
+build:
+	cd ./blspc; cargo build --release
+	rm ~/bin/blspc -f
+	mv ./target/release/blspc ~/bin/blspc
+
+build-debug:
 	cd ./blspc; cargo build
 	rm ~/bin/blspc -f
 	mv ./target/debug/blspc ~/bin/blspc
-
-build-blvm:
-	cd ./blvm; cargo build
-	rm ~/bin/blvm -f
-	mv ./target/debug/blvm ~/bin/blvm

blspc/Cargo.toml

@@ -12,6 +12,5 @@ readme = "README.md"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-middle = { path = "../middle" }
 regex = "1.5.4"
 structopt = "0.3.26"

blspc/src/args.rs

@@ -9,7 +9,19 @@ pub struct Args {
     #[structopt(short, long, parse(from_occurrences))]
     pub verbose: u8,
 
+    /// Compliation mode (-c).
+    #[structopt(short, long)]
+    pub compile: bool,
+
+    /// Run mode (-r).
+    #[structopt(short, long)]
+    pub run: bool,
+
     /// Files to process.
     #[structopt(name = "FILE", parse(from_os_str))]
     pub file: PathBuf,
+
+    /// Output file.
+    #[structopt(short, long, parse(from_os_str))]
+    pub output: Option<PathBuf>,
 }

blspc/src/compiler/compile.rs

@@ -1,7 +1,4 @@
-use crate::parser::Sexpr::{self, *};
-
-use middle::*;
-
+use crate::{compiler::instr::*, parser::Sexpr::{self, *}};
 pub struct Compiler {
     pub instructions: Vec<Instr>,
     pub register_pointer: usize,

blspc/src/compiler/instr.rs

@@ -1,4 +1,4 @@
-use std::fmt::Display;
+use std::{fmt::Display, str::FromStr};
 
 /// Literal types for the assembler.
 #[derive(Clone, Debug)]
@@ -20,6 +20,35 @@ impl Display for Type {
     }
 }
 
+impl FromStr for Type {
+    type Err = String;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        if !s.starts_with("$") {
+            return Err(format!("Invalid literal: {}", s));
+        }
+
+        let s = &s[1..];
+        match s {
+            "true"  => Ok(Type::Boolean(true)),
+            "false" => Ok(Type::Boolean(false)),
+            _ => {
+                let fl = s.parse::<f64>();
+                if fl.is_ok() {
+                    Ok(Type::Float(fl.unwrap()))
+                } else {
+                    let i = s.parse::<i64>();
+                    if i.is_ok() {
+                        Ok(Type::Int(i.unwrap()))
+                    } else {
+                        Ok(Type::String(s.to_string()))
+                    }
+                }
+            }
+        }
+    }
+}
+
 #[derive(Clone, Copy, Debug)]
 pub struct Register { pub value: usize }
 
@@ -29,6 +58,15 @@ impl Display for Register {
     }
 }
 
+impl FromStr for Register {
+    type Err = ();
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let value = s[1..].parse::<usize>().map_err(|_| ())?;
+        Ok(Register { value })
+    }
+}
+
 /// Instructions for the assembler.
 #[derive(Clone, Debug)]
 pub enum Instr {

blspc/src/compiler/mod.rs

@@ -1 +1,4 @@
+/// Definition of assembler's instructions.
+pub mod instr;
+/// Definition of the compiler.
 pub mod compile;

blspc/src/main.rs

@@ -1,4 +1,4 @@
-use std::{fs::{read_to_string, File}, path::Path, io::Write, time::Instant};
+use std::{fs::{read_to_string, File}, path::Path, io::{Write, Seek}, time::Instant};
 
 use structopt::StructOpt;
 
@@ -9,66 +9,54 @@ mod util;
 use util::cover_paren;
 
 mod parser;
-use parser::{tokenize, Parser};
+use parser::{tokenize, Parser, Sexpr};
 
 mod compiler;
-use compiler::compile::Compiler;
+use compiler::{compile::Compiler, instr::Instr};
+
+mod vm;
 
 fn main() {
     let start = Instant::now();
     let args = Args::from_args();
     
     let src = cover_paren(read_to_string(&args.file).unwrap());
-    let file_name = Path::new(&args.file).file_stem().unwrap().to_str().unwrap();
+    let file_name = match args.output {
+        Some(path) => path,
+        None => Path::new(&args.file).to_path_buf(),
+    }.file_stem().unwrap().to_str().unwrap().to_string();
     
     let tokens = tokenize(&src);
     let mut parser = Parser::new(tokens.clone());
     let result = parser.parse();
 
-    match args.verbose {
-        0 => {
-            let mut file = File::create(format!("{}.bbb", file_name)).unwrap();
-
-            let mut compiler = Compiler::new();
-            let before = Instant::now();
-            for instr in compiler.compile(result.unwrap(), 0).unwrap() {
-                write!(file, "{}\n", instr).unwrap();
-            }
-            let spent = before.elapsed();
-            let total = start.elapsed();
-
-            println!("Compiled in {}.{}s, Total of {}.{}s", spent.as_secs(), spent.subsec_millis(), total.as_secs(), total.subsec_millis());
+    match result {
+        Ok(ast) => {
+            compile(ast, file_name, start);
         },
-        1 => {
-            println!("Parsed AST: {:#?}", result);
+        Err(e) => {
+            eprintln!("{}", e);
+        }
+    }
 
-            let mut file = File::create(format!("{}.bbb", file_name)).unwrap();
+}
 
-            let mut compiler = Compiler::new();
-            let before = Instant::now();
-            for instr in compiler.compile(result.unwrap(), 0).unwrap() {
-                write!(file, "{}\n", instr).unwrap();
+fn compile(ast: Sexpr, file_name: String, start: Instant) {
+    let mut compiler = Compiler::new();
+    let code = compiler.compile(ast, 0);
+    match code {
+        Ok(code) => {
+            let mut file = File::create(format!("{}.bsm", file_name)).unwrap();
+            for line in code {
+                write!(file, "{}\n", line).unwrap();
             }
-            let spent = before.elapsed();
-            let total = start.elapsed();
+            file.seek(std::io::SeekFrom::End(-1)).unwrap(); // Trim last newline
 
-            println!("Compiled in {}.{}s, Total of {}.{}s", spent.as_secs(), spent.subsec_millis(), total.as_secs(), total.subsec_millis());
+            let elapsed = start.elapsed();
+            println!("Compiled in {}.{}s", elapsed.as_secs(), elapsed.subsec_millis());
         },
-        2 | _ => {
-            println!("Tokens: {:?}", tokens);
-            println!("Parsed AST: {:#?}", result);
-
-            let mut file = File::create(format!("{}.bbb", file_name)).unwrap();
-
-            let mut compiler = Compiler::new();
-            let before = Instant::now();
-            for instr in compiler.compile(result.unwrap(), 0).unwrap() {
-                write!(file, "{}\n", instr).unwrap();
-            }
-            let spent = before.elapsed();
-            let total = start.elapsed();
-
-            println!("Compiled in {}.{}s, Total of {}.{}s", spent.as_secs(), spent.subsec_millis(), total.as_secs(), total.subsec_millis());
+        Err(err) => {
+            eprintln!("{}", err);
         }
     }
 }

blspc/src/vm/mod.rs

@@ -0,0 +1 @@
+pub mod parse;

blspc/src/vm/parse.rs

@@ -0,0 +1,58 @@
+use crate::compiler::instr::*;
+
+pub fn parse(src: &str) -> Vec<Instr> {
+    let mut result = Vec::new();
+
+    for line in src.lines() {
+        // <label>: <instr> <arg>+
+        let mut parts = line.split_whitespace();
+
+        let label = parts.next();
+        if label == Some(";") { continue; }
+        let instr = parts.next();
+        
+        let mut args = Vec::new();
+        let mut in_quote = false;
+        let mut str = String::new();
+        while let Some(part) = parts.next() { match in_quote {
+                true => {
+                    if part.ends_with("\"") {
+                        str.push_str(&format!(" {}", part));
+                        args.push(str);
+                        str = String::new();
+                        in_quote = false;
+                    } else { str.push_str(&format!(" {}", part)); }
+                },
+                false => {
+                    if part.starts_with("$\"") {
+                        str.push_str(&part);
+                        in_quote = true;
+                    } else { args.push(part.to_string()); }
+                }
+            }
+        }
+
+        result.push(match instr {
+            Some("STORE") => {
+                let address = args[0].parse::<Register>().unwrap();
+                let value = args[1].parse::<Type>().unwrap();
+                let label = label.map(|l| l[..1].parse::<usize>().unwrap()).unwrap();
+                Instr::Store { address, value, label }
+            },
+            Some("CALL") => {
+                let address = args[0].parse::<Register>().unwrap();
+                let args = args[1].parse::<Register>().unwrap();
+                let label = label.map(|l| l[..1].parse::<usize>().unwrap()).unwrap();
+                Instr::Call { address, args, label }
+            },
+            Some("RETURN") => {
+                let value = args[0].parse::<Register>().unwrap();
+                let label = label.map(|l| l[..1].parse::<usize>().unwrap()).unwrap();
+                Instr::Return { value, label }
+            },
+            _ => panic!("Unknown instruction: {}", instr.unwrap())
+        });
+    }
+
+    result
+}

blvm/.gitignore

@@ -1 +0,0 @@
-/target

blvm/Cargo.lock

@@ -1,225 +0,0 @@
-# This file is automatically @generated by Cargo.
-# It is not intended for manual editing.
-version = 3
-
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-version = "0.12.1"
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- "winapi",
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-
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-
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-name = "blvm"
-version = "0.1.0"
-dependencies = [
- "structopt",
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-
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blvm/Cargo.toml

@@ -1,10 +0,0 @@
-[package]
-name = "blvm"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]
-middle = { path = "../middle" }
-structopt = "0.3.26"

blvm/src/args.rs

@@ -1,11 +0,0 @@
-use std::path::PathBuf;
-
-use structopt::StructOpt;
-
-#[derive(StructOpt, Debug)]
-#[structopt(name = "blvm")]
-pub struct Args {
-    /// Files to process.
-    #[structopt(name = "FILE", parse(from_os_str))]
-    pub file: PathBuf,
-}

blvm/src/main.rs

@@ -1,17 +0,0 @@
-use std::{fs::read_to_string, path::Path};
-use structopt::StructOpt;
-
-mod args;
-use args::Args;
-
-mod parser;
-use parser::tokenize;
-
-fn main() {
-    let args = Args::from_args();
-    
-    let src = read_to_string(&args.file).unwrap();
-    let _file_name = Path::new(&args.file).file_stem().unwrap().to_str().unwrap();
-
-    let tokens = tokenize(&src);
-}

blvm/src/parser.rs

@@ -1,17 +0,0 @@
-use middle::*;
-
-pub fn tokenize(src: &str) -> Vec<Instr> {
-    let mut result = Vec::new();
-
-    for line in src.lines() {
-        // <label>: <instr> <arg>+
-        let mut parts = line.split_whitespace();
-
-        let label = parts.next();
-        let instr = parts.next();
-        let args = parts.collect::<Vec<_>>();
-        println!("{:?} {:?} {:?}", label, instr, args);
-    }
-
-    result
-}

middle/Cargo.toml

@@ -1,8 +0,0 @@
-[package]
-name = "middle"
-version = "0.1.0"
-edition = "2021"
-
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-
-[dependencies]