private LLVMSymbolTable ProcessGlobals(LLVMModuleRef mod, LLVMExecutionEngineRef engine,
Dictionary <string, GCHandle> globals)
{
var res = new LLVMSymbolTable(null);
foreach (var kv in globals)
{
var gs = mod.AddGlobal(LLVMTypeRef.Int32, kv.Key);
engine.AddGlobalMapping(gs, kv.Value.AddrOfPinnedObject());
res.Add(kv.Key, gs);
}
return(res);
}
public LLVMTranslator(LLVMModuleRef mod, LLVMExecutionEngineRef engine, LLVMBuilderRef builder, LLVMSymbolTable rootSymbol)
{
this.mod = mod;
blockStack = new List <LLVMBasicBlockRef>();
symbolTables = new List <LLVMSymbolTable>();
symbolTables.Add(rootSymbol);
this.engine = engine;
this.builder = builder;
}
public void LLVMTest2()
{
LLVM.LinkInMCJIT();
LLVM.InitializeX86TargetMC();
LLVM.InitializeX86Target();
LLVM.InitializeX86TargetInfo();
LLVM.InitializeX86AsmParser();
LLVM.InitializeX86AsmPrinter();
var mod = LLVMModuleRef.CreateWithName("Test1");
var options = LLVMMCJITCompilerOptions.Create();
options.NoFramePointerElim = 1;
var engine = mod.CreateMCJITCompiler(ref options);
var builder = mod.Context.CreateBuilder();
var lexicals = new List <LexicalElement>();
var globals = new LLVMSymbolTable(null);
globals.Add("z", mod.AddGlobal(LLVMTypeRef.Int32, "z"));
object z = 0;
var handle = GCHandle.Alloc(z, GCHandleType.Pinned);
engine.AddGlobalMapping(globals["z"], handle.AddrOfPinnedObject());
using (var fs = new FileStream("D:\\Repos\\PascalCompiler\\SyntaxAnalyzerTest\\test_source2.txt", FileMode.Open)) {
using (var ss = new StreamReader(fs)) {
var l = new LexerStateMachine(ss);
l.AdvanceChar();
LexicalElement t;
while ((t = l.NextToken()) != null)
{
if (t is LineFeedElement)
{
continue;
}
lexicals.Add(t);
}
}
}
var history = new List <ParserConfiguration>();
var exceptions = new List <SyntaxException>();
SyntaxNode treeRoot;
var generator = new Generator(PascalDefinition.ProductionRules);
var slr1Table = generator.Generate(PascalDefinition.NonTerminalKey.Start);
slr1Table.AllowedErrorRecoveryKey.Add(PascalDefinition.NonTerminalKey.Statement, () => new StatementNode(new SyntaxNode[0]));
var slr1Driver = new Slr1Driver(slr1Table);
treeRoot = slr1Driver.Parse(new Queue <LexicalElement>(lexicals),
CommonUtils.Closure(
new HashSet <Item>()
{
new Item()
{
ProductionRule = PascalDefinition.ProductionRules[0], Cursor = 0
}
},
generator.ProductionDict), typeof(SNode), history, exceptions);
var translator =
new LLVMTranslator.LLVMTranslator(mod, engine, builder, globals);
translator.Visit(treeRoot);
if (!mod.TryVerify(LLVMVerifierFailureAction.LLVMPrintMessageAction, out var error))
{
Trace.WriteLine(error);
}
Trace.WriteLine(mod.PrintToString());
PM a = engine.GetPointerToGlobal <PM>(translator.func);
a();
builder.Dispose();
engine.Dispose();
handle.Free();
}
