public static void Main(string[] args)
{
Utilities.WaitForDebugger( );
using (StaticState.InitializeLLVM( ))
{
StaticState.RegisterNative( );
using (var machine = TargetMachine.FromTriple(Triple.HostTriple))
using (var generator = new CodeGenerator(LanguageLevel.MutableVariables, machine))
{
RunReplLoop(generator);
generator.Module.DIBuilder.Finish( );
if (!generator.Module.Verify(out string errMsg))
{
Console.Error.WriteLine(errMsg);
}
else
{
machine.EmitToFile(generator.Module, "kls.o", CodeGenFileType.ObjectFile);
Console.WriteLine(generator.Module.WriteToString( ));
Console.WriteLine("Wrote module to kls.o");
}
}
}
}
public static void Initialize(TestContext ctx)
{
_ = ctx; // unused
using var llvmContext = new Context( );
using var module = llvmContext.CreateBitcodeModule("test", SourceLanguage.C, TestSrcFileName, "unit tests");
var tm = TargetMachine.FromTriple(Triple.HostTriple);
module.TargetTriple = tm.Triple;
module.Layout = tm.TargetData;
var doubleType = new DebugBasicType(llvmContext.DoubleType, module, "double", DiTypeKind.Float);
var voidType = DebugType.Create <ITypeRef, DIType>(module.Context.VoidType, null);
var printDecl = module.CreateFunction(PrintFuncName, false, voidType, doubleType);
var bldr = CreateFunctionAndGetBuilder(module, doubleType, AddFuncName, AddSectionName, 0);
bldr.CurrentDebugLocation = new DILocation(llvmContext, 2, 1, bldr.InsertFunction !.DISubProgram !);
var result = bldr.FAdd(bldr.InsertFunction.Parameters[0], bldr.InsertFunction.Parameters[1]);
_ = bldr.Call(printDecl, result);
bldr.Return(result);
bldr = CreateFunctionAndGetBuilder(module, doubleType, SubFuncName, SubSectionName, 5);
bldr.CurrentDebugLocation = new DILocation(llvmContext, 7, 1, bldr.InsertFunction !.DISubProgram !);
result = bldr.FSub(bldr.InsertFunction.Parameters[0], bldr.InsertFunction.Parameters[1]);
_ = bldr.Call(printDecl, result);
bldr.Return(result);
bldr = CreateFunctionAndGetBuilder(module, doubleType, MulFuncName, MulSectionName, 10);
bldr.CurrentDebugLocation = new DILocation(llvmContext, 12, 1, bldr.InsertFunction !.DISubProgram !);
result = bldr.FMul(bldr.InsertFunction.Parameters[0], bldr.InsertFunction.Parameters[1]);
_ = bldr.Call(printDecl, result);
bldr.Return(result);
bldr = CreateFunctionAndGetBuilder(module, doubleType, DivFuncName, DivSectionName, 15);
bldr.CurrentDebugLocation = new DILocation(llvmContext, 17, 1, bldr.InsertFunction !.DISubProgram !);
result = bldr.FDiv(bldr.InsertFunction.Parameters[0], bldr.InsertFunction.Parameters[1]);
_ = bldr.Call(printDecl, result);
bldr.Return(result);
Debug.WriteLine(module.WriteToString( ));
tm.EmitToFile(module, TestObjFileName, CodeGenFileType.ObjectFile);
}
