From d87bcccfc43e66b9d673c2ccee0132ab729faab9 Mon Sep 17 00:00:00 2001
From: David Gonzalez Martin <davidgmbb@gmail.com>
Date: Tue, 6 May 2025 08:34:42 -0600
Subject: [PATCH] wip

---
 src/compiler.h  |  1 +
 src/emitter.cpp | 15 +++++++++++++++
 src/llvm.cpp    |  4 ++--
 src/llvm.h      | 22 +++++++++++++++++++++-
 4 files changed, 39 insertions(+), 3 deletions(-)

diff --git a/src/compiler.h b/src/compiler.h
index a4dc6f2..486e7e3 100644
--- a/src/compiler.h
+++ b/src/compiler.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <lib.h>
+#include <llvm.h>
 
 #define report_error() trap_raw()
 
diff --git a/src/emitter.cpp b/src/emitter.cpp
index 105e6d8..b822a73 100644
--- a/src/emitter.cpp
+++ b/src/emitter.cpp
@@ -1,5 +1,20 @@
 #include <compiler.h>
+
+fn void llvm_initialize(Module* module)
+{
+    llvm_initialize_all();
+}
+
 void emit(Module* module)
 {
+    llvm_initialize(module);
+    auto context = LLVMContextCreate();
+    auto m = llvm_context_create_module(context, module->name);
+    llvm::DIBuilder* di_builder = 0;
+    if (module->has_debug_info)
+    {
+        di_builder = LLVMCreateDIBuilder(m);
+    }
 
+    trap_raw();
 }
diff --git a/src/llvm.cpp b/src/llvm.cpp
index 60324b0..62d4d3b 100644
--- a/src/llvm.cpp
+++ b/src/llvm.cpp
@@ -33,9 +33,9 @@ fn StringRef string_ref(String string)
     return StringRef((char*)string.pointer, string.length);
 }
 
-EXPORT Module* llvm_context_create_module(LLVMContext& context, String name)
+EXPORT Module* llvm_context_create_module(LLVMContext* context, String name)
 {
-    return new Module(string_ref(name), context);
+    return new Module(string_ref(name), *context);
 }
 
 EXPORT unsigned llvm_integer_type_get_bit_count(const IntegerType& integer_type)
diff --git a/src/llvm.h b/src/llvm.h
index 8ab155a..55ddd84 100644
--- a/src/llvm.h
+++ b/src/llvm.h
@@ -1,9 +1,15 @@
+#pragma once
+
 #include <lib.h>
 
 namespace llvm
 {
     class Type;
     class Value;
+    class Module;
+    class Builder;
+    class DIBuilder;
+    class LLVMContext;
 }
 
 fn bool llvm_initialized = false;
@@ -19,6 +25,11 @@ extern "C" String llvm_default_target_triple();
 extern "C" String llvm_host_cpu_name();
 extern "C" String llvm_host_cpu_features();
 
+extern "C" llvm::LLVMContext* LLVMContextCreate();
+extern "C" llvm::Module* llvm_context_create_module(llvm::LLVMContext* context, String name);
+extern "C" llvm::Builder* LLVMCreateBuilderInContext(llvm::LLVMContext* context, String name);
+extern "C" llvm::DIBuilder* LLVMCreateDIBuilder(llvm::Module* module);
+
 struct LLVMGlobal
 {
     String host_triple;
@@ -28,9 +39,10 @@ struct LLVMGlobal
 
 global_variable LLVMGlobal llvm_global;
 
-fn void initialize_all()
+fn void llvm_initialize_all_raw()
 {
     assert(!llvm_initialized);
+
     LLVMInitializeX86TargetInfo();
     LLVMInitializeX86Target();
     LLVMInitializeX86TargetMC();
@@ -44,3 +56,11 @@ fn void initialize_all()
         .host_cpu_features = llvm_host_cpu_features(),
     };
 }
+
+fn void llvm_initialize_all()
+{
+    if (!llvm_initialized)
+    {
+        llvm_initialize_all_raw();
+    }
+}