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nub31
2025-10-22 11:22:06 +02:00
parent 8709eeb09d
commit e2da6cccff
9 changed files with 91 additions and 233 deletions
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78
compiler/NubLang.CLI/Program.cs
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@@ -71,10 +71,10 @@ var objectPaths = new List<string>();
foreach (var cPath in cPaths)
{
var objectPath = Path.ChangeExtension(cPath, "o");
using var compileProcess = Process.Start("gcc", [
"-ffreestanding", "-nostartfiles", "-std=c23",
"-g", "-lm",
"-c", "-o", objectPath,
using var compileProcess = Process.Start("clang", [
"-ffreestanding", "-std=c23",
"-g", "-c",
"-o", objectPath,
cPath,
]);
@@ -82,79 +82,13 @@ foreach (var cPath in cPaths)
if (compileProcess.ExitCode != 0)
{
Console.Error.WriteLine($"gcc failed with exit code {compileProcess.ExitCode}");
Console.Error.WriteLine($"clang failed with exit code {compileProcess.ExitCode}");
return 1;
}
objectPaths.Add(objectPath);
}
if (modules.TryGetValue("main", out var mainModule))
{
var mainFunction = mainModule
.Functions(true)
.FirstOrDefault(x => x.Prototype.ExternSymbol == "main");
if (mainFunction is { Prototype.ExternSymbol: not null })
{
var runtime = $"""
.intel_syntax noprefix
.text
.globl _start
_start:
mov rdi, [rsp] # argc
mov rsi, [rsp + 8] # argv
call {mainFunction.Prototype.ExternSymbol}
mov rdi, rax # Move return value into rdi
mov rax, 60 # syscall: exit
syscall
""";
var runtimePath = Path.Combine(".build", "runtime.s");
File.WriteAllText(runtimePath, runtime);
using var assembleProcess = Process.Start(new ProcessStartInfo("as", ["-g", "-c", runtimePath, "-o", Path.Combine(".build", "runtime.o")]));
if (assembleProcess == null) return 1;
assembleProcess.WaitForExit();
if (assembleProcess.ExitCode != 0)
{
Console.Error.WriteLine($"gcc failed with exit code {assembleProcess.ExitCode}");
return 1;
}
if (assembleProcess.ExitCode != 0) return 1;
using var linkProcess = Process.Start(new ProcessStartInfo("gcc", [
"-ffreestanding", "-nostartfiles", "-std=c23",
"-g", "-lm",
"-o", Path.Combine(".build", "out"),
..objectPaths,
Path.Combine(".build", "runtime.o"),
..objectFileArgs
]));
if (linkProcess == null) return 1;
linkProcess.WaitForExit();
if (linkProcess.ExitCode != 0)
{
Console.Error.WriteLine($"gcc failed with exit code {linkProcess.ExitCode}");
return 1;
}
Console.WriteLine("Build successful: .build/out");
}
else
{
Console.WriteLine("No main function found in module main, skipping link step");
}
}
else
{
Console.WriteLine("No main function found in module main, skipping link step");
}
Console.Out.WriteLine(string.Join(' ', objectPaths));
return 0;