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cli improvements

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nub31
2025-08-18 17:38:51 +02:00
parent 8e36aa4d95
commit 0b4bad6772
6 changed files with 62 additions and 105 deletions
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4
example/.gitignore vendored
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@@ -1,2 +1,2 @@
bin
bin-int
build
out

15
example/makefile
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@@ -1,17 +1,18 @@
CC = clang
NUBC = ../src/compiler/NubLang.CLI/bin/Debug/net9.0/nubc
out: $(NUBC) main.nub
$(NUBC) main.nub
out: build/out.a
$(CC) -o out build/out.a
build/out.a: $(NUBC) src/main.nub
$(NUBC) src/main.nub
$(NUBC):
dotnet build ../src/compiler/NubLang.CLI/NubLang.CLI.csproj
run: out
out
./out
clean:
@rm -r build 2>/dev/null || true
@rm out 2>/dev/null || true
@rm out.a 2>/dev/null || true
@find . -name "*.o" -type f -delete
@find . -name "*.s" -type f -delete
@find . -name "*.ssa" -type f -delete

8
example/src/main.nub Normal file
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@@ -0,0 +1,8 @@
// c
extern func puts(text: cstring)
func main(args: []cstring): i64
{
puts("Hello, World")
return 0
}

24
src/compiler/NubLang.CLI/GCC.cs
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@@ -27,28 +27,4 @@ public static class GCC
return process.ExitCode == 0;
}
public static async Task<bool> Link(string executablePath, params IEnumerable<string> objectFiles)
{
using var process = new Process();
process.StartInfo = new ProcessStartInfo("gcc", ["-nostartfiles", "-o", executablePath, ..objectFiles])
{
UseShellExecute = false,
RedirectStandardOutput = true,
RedirectStandardError = true,
CreateNoWindow = true
};
process.Start();
await process.WaitForExitAsync();
var errors = await process.StandardError.ReadToEndAsync();
if (!string.IsNullOrWhiteSpace(errors))
{
await Console.Error.WriteLineAsync("gcc error when linking:\n" + errors);
}
return process.ExitCode == 0;
}
}

4
src/compiler/NubLang.CLI/Options.cs
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@@ -5,9 +5,5 @@ namespace NubLang.CLI;
public class Options
{
public string? OutputPath { get; set; }
public bool Link { get; set; } = true;
public List<SourceFile> Files { get; } = [];
public bool EmitSsa { get; set; } = false;
public bool EmitAsm { get; set; } = false;
public bool EmitObj { get; set; } = false;
}

112
src/compiler/NubLang.CLI/Program.cs
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@@ -15,37 +15,24 @@ var options = new Options();
for (var i = 0; i < args.Length; i++)
{
var arg = args[i];
if (arg == "-o")
switch (arg)
{
i++;
if (i >= args.Length - 1)
case "-o":
{
Console.Error.WriteLine($"{arg} must be followed by a value");
return 1;
}
++i;
if (i >= args.Length)
{
return 1;
}
options.OutputPath = args[i];
}
else if (arg == "-c")
{
options.Link = false;
}
else if (arg == "-ssa")
{
options.EmitSsa = true;
}
else if (arg == "-asm")
{
options.EmitAsm = true;
}
else if (arg == "-obj")
{
options.EmitObj = true;
}
else
{
options.Files.Add(new SourceFile(arg));
options.OutputPath = args[i];
break;
}
default:
{
options.Files.Add(new SourceFile(arg));
break;
}
}
}
@@ -104,35 +91,31 @@ var objectFiles = new List<string>();
for (var i = 0; i < typedSyntaxTrees.Count; i++)
{
var syntaxTree = typedSyntaxTrees[i];
var outFileName = Path.ChangeExtension(options.Files[i].Path, null);
var outFileName = Path.Combine("build", "code", Path.ChangeExtension(options.Files[i].Path, null));
var outFileDir = Path.GetDirectoryName(outFileName);
if (!string.IsNullOrEmpty(outFileDir))
{
Directory.CreateDirectory(outFileDir);
}
var generator = new QBEGenerator(syntaxTree, typedDefinitionTable);
var ssa = generator.Emit();
var ssaFilePath = $"{outFileName}.ssa";
var ssaFilePath = Path.ChangeExtension(outFileName, "ssa");
File.WriteAllText(ssaFilePath, ssa);
var asmFilePath = $"{outFileName}.s";
var asmFilePath = Path.ChangeExtension(outFileName, "s");
var qbeSuccess = await QBE.Invoke(ssaFilePath, asmFilePath);
if (!options.EmitSsa)
{
File.Delete(ssaFilePath);
}
if (!qbeSuccess)
{
return 1;
}
var objFilePath = $"{outFileName}.o";
var objFilePath = Path.ChangeExtension(outFileName, "o");
var asmSuccess = await GCC.Assemble(asmFilePath, objFilePath);
if (!options.EmitAsm)
{
File.Delete(asmFilePath);
}
if (!asmSuccess)
{
return 1;
@@ -141,50 +124,43 @@ for (var i = 0; i < typedSyntaxTrees.Count; i++)
objectFiles.Add(objFilePath);
}
var runtimeFilePath = "libruntime_x64.a";
const string runtimeName = "libruntime_x64.a";
var resources = Assembly.GetExecutingAssembly().GetManifestResourceNames();
var runtime = resources.First(r => r.EndsWith(runtimeFilePath));
var runtime = resources.First(r => r.EndsWith(runtimeName));
await using var reader = Assembly.GetExecutingAssembly().GetManifestResourceStream(runtime);
if (reader == null)
{
Console.Error.WriteLine($"Cannot open stream to '{runtimeFilePath}'");
Console.Error.WriteLine($"Cannot open stream to '{runtimeName}'");
return 1;
}
await using var writer = new FileStream(runtimeFilePath, FileMode.Create);
var runtimePath = Path.Combine("build", "runtime", runtimeName);
var runtimeDir = Path.GetDirectoryName(runtimePath);
if (!string.IsNullOrEmpty(runtimeDir))
{
Directory.CreateDirectory(runtimeDir);
}
await using var writer = new FileStream(runtimePath, FileMode.Create);
reader.CopyTo(writer);
objectFiles.Add(runtimeFilePath);
objectFiles.Add(runtimePath);
if (options.Link)
var outPath = options.OutputPath ?? Path.Combine("build", "out.a");
var outDir = Path.GetDirectoryName(outPath);
if (!string.IsNullOrEmpty(outDir))
{
var outPath = options.OutputPath ?? "out";
var linkResult = await GCC.Link(outPath, objectFiles);
if (!linkResult)
{
return 1;
}
}
else
{
var outPath = options.OutputPath ?? "out.a";
var archiveResult = await Archive.Invoke(outPath, objectFiles);
if (!archiveResult)
{
return 1;
}
Directory.CreateDirectory(outDir);
}
if (!options.EmitObj)
var archiveResult = await Archive.Invoke(outPath, objectFiles);
if (!archiveResult)
{
foreach (var objectFile in objectFiles)
{
File.Delete(objectFile);
}
return 1;
}
return 0;