Basic work on obj generation

build.bat

@@ -50,8 +50,13 @@ del *.ilk > NUL 2> NUL
 cl %compiler_settings% "src\main.cpp" ^
 	/link %linker_settings% -OUT:%exe_name% ^
 	&& odin build examples/llvm-demo/demo.odin -llvm-api
+if %errorlevel% neq 0 (
+	goto end_of_build
+)
 
-	rem && link -nologo llvm_demo.obj kernel32.lib -OUT:llvm_demo.exe
+link llvm_demo.obj kernel32.lib user32.lib /OUT:llvm_demo.exe ^
+	/nologo /incremental:no /opt:ref /subsystem:CONSOLE /defaultlib:libcmt -debug ^
+	&& llvm_demo
 
 del *.obj > NUL 2> NUL
 

core/mem/mem.odin

@@ -15,14 +15,14 @@ set :: proc "contextless" (data: rawptr, value: byte, len: int) -> rawptr {
 	foreign _ {
 		when size_of(rawptr) == 8 {
 			@(link_name="llvm.memset.p0i8.i64")
-			llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memset :: proc(dst: rawptr, val: byte, len: int, is_volatile: bool) ---;
 		} else {
 			@(link_name="llvm.memset.p0i8.i32")
-			llvm_memset :: proc(dst: rawptr, val: byte, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memset :: proc(dst: rawptr, val: byte, len: int, is_volatile: bool) ---;
 		}
 	}
 
-	llvm_memset(data, value, len, 1, false);
+	llvm_memset(data, value, len, false);
 	return data;
 }
 zero :: inline proc "contextless" (data: rawptr, len: int) -> rawptr {

core/runtime/internal.odin

@@ -42,10 +42,10 @@ mem_zero :: proc "contextless" (data: rawptr, len: int) -> rawptr {
 		foreign _ {
 			when size_of(rawptr) == 8 {
 				@(link_name="llvm.memset.p0i8.i64")
-				memset :: proc(dst: rawptr, val: byte, len: int, align: i32 = 1, is_volatile: bool = false) ---;
+				memset :: proc(dst: rawptr, val: byte, len: int, is_volatile: bool = false) ---;
 			} else {
 				@(link_name="llvm.memset.p0i8.i32")
-				memset :: proc(dst: rawptr, val: byte, len: int, align: i32 = 1, is_volatile: bool = false) ---;
+				memset :: proc(dst: rawptr, val: byte, len: int, is_volatile: bool = false) ---;
 			}
 		}
 	}
@@ -59,13 +59,13 @@ mem_copy :: proc "contextless" (dst, src: rawptr, len: int) -> rawptr {
 	foreign _ {
 		when size_of(rawptr) == 8 {
 			@(link_name="llvm.memmove.p0i8.p0i8.i64")
-			llvm_memmove :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memmove :: proc(dst, src: rawptr, len: int, is_volatile: bool = false) ---;
 		} else {
 			@(link_name="llvm.memmove.p0i8.p0i8.i32")
-			llvm_memmove :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memmove :: proc(dst, src: rawptr, len: int, is_volatile: bool = false) ---;
 		}
 	}
-	llvm_memmove(dst, src, len, 1, false);
+	llvm_memmove(dst, src, len);
 	return dst;
 }
 
@@ -75,13 +75,13 @@ mem_copy_non_overlapping :: proc "contextless" (dst, src: rawptr, len: int) -> r
 	foreign _ {
 		when size_of(rawptr) == 8 {
 			@(link_name="llvm.memcpy.p0i8.p0i8.i64")
-			llvm_memcpy :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memcpy :: proc(dst, src: rawptr, len: int, is_volatile: bool = false) ---;
 		} else {
 			@(link_name="llvm.memcpy.p0i8.p0i8.i32")
-			llvm_memcpy :: proc(dst, src: rawptr, len: int, align: i32, is_volatile: bool) ---;
+			llvm_memcpy :: proc(dst, src: rawptr, len: int, is_volatile: bool = false) ---;
 		}
 	}
-	llvm_memcpy(dst, src, len, 1, false);
+	llvm_memcpy(dst, src, len);
 	return dst;
 }
 

core/runtime/procs_windows_amd64.odin

@@ -2,15 +2,15 @@ package runtime
 
 foreign import kernel32 "system:Kernel32.lib"
 
-@private
-@(link_name="_tls_index")
-_tls_index: u32;
+// @private
+// @(link_name="_tls_index")
+// _tls_index: u32;
 
-@private
-@(link_name="_fltused")
-_fltused: i32 = 0x9875;
+// @private
+// @(link_name="_fltused")
+// _fltused: i32 = 0x9875;
 
-@(link_name="memcpy")
+// @(link_name="memcpy")
 memcpy :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
 	foreign kernel32 {
 		RtlCopyMemory :: proc "c" (dst, src: rawptr, len: int) ---
@@ -19,7 +19,7 @@ memcpy :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
 	return dst;
 }
 
-@(link_name="memmove")
+// @(link_name="memmove")
 memmove :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
 	foreign kernel32 {
 		RtlMoveMemory :: proc "c" (dst, src: rawptr, len: int) ---
@@ -28,7 +28,7 @@ memmove :: proc "c" (dst, src: rawptr, len: int) -> rawptr {
 	return dst;
 }
 
-@(link_name="memset")
+// @(link_name="memset")
 memset :: proc "c" (ptr: rawptr, val: i32, len: int) -> rawptr {
 	foreign kernel32 {
 		RtlFillMemory :: proc "c" (dst: rawptr, len: int, fill: byte) ---

examples/llvm-demo/demo.odin

@@ -1,56 +1,62 @@
 package demo
 
 import "core:os"
+import "core:sys/win32"
 
-BarBar :: struct {
-	x, y: int,
-};
-foo :: proc(x: int) -> (b: BarBar) {
-	b = {1, 2};
-	return;
+foreign import kernel32 "system:Kernel32.lib"
+foreign import user32 "system:User32.lib"
+
+foreign user32 {
+	MessageBoxA :: proc "c" (hWnd: rawptr, text, caption: cstring, uType: u32) -> i32 ---
 }
 
-main :: proc() {
-	Foo :: enum {A=1, B, C, D};
-	Foo_Set :: bit_set[Foo];
-	foo_set := Foo_Set{.A, .C};
+foreign kernel32 {
+	FlushFileBuffers :: proc "c" (hFile: win32.Handle) -> b32 ---
+}
 
-	array := [4]int{3 = 1, 0 .. 1 = 3, 2 = 9};
-	slice := []int{1, 2, 3, 4};
 
-	x: ^int = nil;
-	y := slice != nil;
 
-	@thread_local a: int;
+main :: proc() {
+	f := os.get_std_handle(win32.STD_OUTPUT_HANDLE);
+	os.write_string(f, "Hellope!\n");
+
+	// Foo :: enum {A=1, B, C, D};
+	// Foo_Set :: bit_set[Foo];
+	// foo_set := Foo_Set{.A, .C};
+
+	// array := [4]int{3 = 1, 0 .. 1 = 3, 2 = 9};
+	// slice := []int{1, 2, 3, 4};
 
-	if true {
-		foo(1);
-	}
+	// x: ^int = nil;
+	// y := slice != nil;
 
-	x1 := i32(1);
-	y1 := i32(2);
-	z1 := x1 + y1;
-	w1 := z1 - 2;
+	// @thread_local a: int;
 
-	f := foo;
+	// if true {
+	// 	foo(1);
+	// }
 
-	c := 1 + 2i;
-	q := 1 + 2i + 3j + 4k;
+	// x := i32(1);
+	// y := i32(2);
+	// z := x + y;
+	// w := z - 2;
 
-	s := "Hellope";
+	// f := foo;
 
-	b := true;
-	aaa := b ? int(123) : int(34);
-	defer aaa = 333;
+	// c := 1 + 2i;
+	// q := 1 + 2i + 3j + 4k;
 
-	p := proc(x: int) {};
+	// s := "Hellope";
 
+	// b := true;
+	// aaa := b ? int(123) : int(34);
+	// defer aaa = 333;
 
-	bb := BarBar{1, 2};
-	pc: proc "contextless" (x: i32) -> BarBar;
-	po: proc "odin" (x: i32) -> BarBar;
-	e: enum{A, B, C};
-	u: union{i32, bool};
-	u1: union{i32};
-	um: union #maybe {^int};
+	// bb := BarBar{1, 2};
+	// pc: proc "contextless" (x: i32) -> BarBar;
+	// po: proc "odin" (x: i32) -> BarBar;
+	// e: enum{A, B, C};
+	// u: union{i32, bool};
+	// u1: union{i32};
+	// um: union #maybe {^int};
 }

src/checker.cpp

@@ -1685,6 +1685,8 @@ void generate_minimum_dependency_set(Checker *c, Entity *start) {
 		str_lit("udivti3"),
 
 		str_lit("memset"),
+		str_lit("memcpy"),
+		str_lit("memmove"),
 
 		str_lit("memory_compare"),
 		str_lit("memory_compare_zero"),

src/llvm_backend.cpp

@@ -199,6 +199,10 @@ lbValue lb_addr_load(lbProcedure *p, lbAddr const &addr) {
 	} else if (addr.kind == lbAddr_SoaVariable) {
 		GB_PANIC("lbAddr_SoaVariable");
 	}
+
+	if (is_type_proc(addr.addr.type)) {
+		return addr.addr;
+	}
 	return lb_emit_load(p, addr.addr);
 }
 
@@ -831,7 +835,6 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity) {
 	lb_add_entity(m, entity,  proc_value);
 	lb_add_member(m, p->name, proc_value);
 
-	LLVMContextRef ctx = LLVMGetModuleContext(m->mod);
 
 	// NOTE(bill): offset==0 is the return value
 	isize offset = 1;
@@ -874,8 +877,29 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity) {
 		lb_add_proc_attribute_at_index(p, offset+parameter_index, "noalias");
 		lb_add_proc_attribute_at_index(p, offset+parameter_index, "nonnull");
 		lb_add_proc_attribute_at_index(p, offset+parameter_index, "nocapture");
+	}
+
+	{ // Debug Information
+		unsigned line = cast(unsigned)entity->token.pos.line;
 
+		LLVMMetadataRef file = nullptr;
+		if (entity->file != nullptr) {
+			cast(LLVMMetadataRef)entity->file->llvm_metadata;
+		}
+		LLVMMetadataRef scope = nullptr;
+
+
+		LLVMMetadataRef res = LLVMDIBuilderCreateFunction(m->debug_builder, scope,
+			cast(char const *)entity->token.string.text, entity->token.string.len,
+			cast(char const *)p->name.text, p->name.len,
+			file, line, nullptr,
+			true, p->body == nullptr,
+			line, LLVMDIFlagZero, false
+		);
+		GB_ASSERT(res != nullptr);
+		map_set(&m->debug_values, hash_pointer(p), res);
 	}
+
 	return p;
 }
 
@@ -3163,6 +3187,14 @@ lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) {
 			lb_addr_store(p, default_value, value);
 			return lb_emit_conv(p, lb_addr_load(p, default_value), t_any);
 		} else if (dst->kind == Type_Basic) {
+			if (src->Basic.kind == Basic_string && dst->Basic.kind == Basic_cstring) {
+				unsigned indices[1] = {0};
+				LLVMValueRef data = LLVMConstExtractValue(value.value, indices, 1);
+				char const *text = nullptr;
+				size_t length = 0;
+				text = LLVMGetAsString(data, &length);
+				GB_PANIC("HERE %.*s", cast(int)length, text);
+			}
 			// if (is_type_float(dst)) {
 			// 	return value;
 			// } else if (is_type_integer(dst)) {
@@ -4110,7 +4142,7 @@ lbValue lb_emit_call_internal(lbProcedure *p, lbValue value, lbValue return_ptr,
 	LLVMBasicBlockRef curr_block = LLVMGetInsertBlock(p->builder);
 	GB_ASSERT(curr_block != p->decl_block->block);
 
-	LLVMValueRef ret = LLVMBuildCall(p->builder, value.value, args, arg_count, "");;
+	LLVMValueRef ret = LLVMBuildCall2(p->builder, LLVMGetElementType(lb_type(p->module, value.type)), value.value, args, arg_count, "");;
 	lbValue res = {};
 	res.value = ret;
 	res.type = abi_rt;
@@ -7310,6 +7342,9 @@ bool lb_init_generator(lbGenerator *gen, Checker *c) {
 	// gen->ctx = LLVMContextCreate();
 	gen->module.ctx = LLVMGetGlobalContext();
 	gen->module.mod = LLVMModuleCreateWithNameInContext("odin_module", gen->module.ctx);
+	gen->module.debug_builder = LLVMCreateDIBuilder(gen->module.mod);
+
+
 	gb_mutex_init(&gen->module.mutex);
 	gbAllocator a = heap_allocator();
 	map_init(&gen->module.types, a);
@@ -7321,6 +7356,8 @@ bool lb_init_generator(lbGenerator *gen, Checker *c) {
 	map_init(&gen->module.anonymous_proc_lits, a);
 	array_init(&gen->module.procedures_to_generate, a);
 
+	map_init(&gen->module.debug_values, a);
+
 	return true;
 }
 
@@ -7366,6 +7403,30 @@ void lb_generate_code(lbGenerator *gen) {
 
 	auto *min_dep_set = &info->minimum_dependency_set;
 
+	{ // Debug Info
+		for_array(i, info->files.entries) {
+			AstFile *f = info->files.entries[i].value;
+			String fullpath = f->fullpath;
+			String filename = filename_from_path(fullpath);
+			String directory = directory_from_path(fullpath);
+			LLVMMetadataRef res = LLVMDIBuilderCreateFile(m->debug_builder,
+				cast(char const *)filename.text, filename.len,
+				cast(char const *)directory.text, directory.len);
+			map_set(&m->debug_values, hash_pointer(f), res);
+			f->llvm_metadata = res;
+		}
+
+		m->debug_compile_unit = LLVMDIBuilderCreateCompileUnit(m->debug_builder, LLVMDWARFSourceLanguageC,
+			cast(LLVMMetadataRef)m->info->files.entries[0].value->llvm_metadata,
+			"odin", 4,
+			false, "", 0,
+			1, "", 0,
+			LLVMDWARFEmissionFull, 0, true,
+			true
+		);
+
+	}
+
 
 	isize global_variable_max_count = 0;
 	Entity *entry_point = info->entry_point;
@@ -7507,9 +7568,6 @@ void lb_generate_code(lbGenerator *gen) {
 		case Entity_Procedure:
 			break;
 		}
-		if (e->token.string == "RtlFillMemory") {
-			gb_printf_err("%.*s\n", LIT(e->token.string));
-		}
 
 		bool polymorphic_struct = false;
 		if (e->type != nullptr && e->kind == Entity_TypeName) {
@@ -7533,14 +7591,6 @@ void lb_generate_code(lbGenerator *gen) {
 			break;
 		case Entity_Procedure:
 			{
-
-				if (e->pkg->name == "demo") {
-				// } else if (e->pkg->name == "runtime") {
-				// } else if (e->pkg->name == "os") {
-				} else {
-					// continue;
-				}
-
 				lbProcedure *p = lb_create_procedure(m, e);
 				array_add(&m->procedures_to_generate, p);
 			}
@@ -7558,38 +7608,157 @@ void lb_generate_code(lbGenerator *gen) {
 		lb_end_procedure(p);
 
 		if (LLVMVerifyFunction(p->value, LLVMReturnStatusAction)) {
-			gb_printf_err("FAILED FOR: %.*s\n", LIT(p->name));
+			gb_printf_err("LLVM CODE GEN FAILED FOR PROCEDURE: %.*s\n", LIT(p->name));
 			LLVMDumpValue(p->value);
 			gb_printf_err("\n\n\n\n");
 			LLVMVerifyFunction(p->value, LLVMAbortProcessAction);
+		}
+	}
 
+
+
+	LLVMPassRegistryRef pass_registry = LLVMGetGlobalPassRegistry();
+	LLVMPassManagerRef function_pass_manager = LLVMCreateFunctionPassManagerForModule(mod);
+	defer (LLVMDisposePassManager(function_pass_manager));
+
+	LLVMAddPromoteMemoryToRegisterPass(function_pass_manager);
+	LLVMAddMergedLoadStoreMotionPass(function_pass_manager);
+	LLVMAddAggressiveInstCombinerPass(function_pass_manager);
+	LLVMAddConstantPropagationPass(function_pass_manager);
+	LLVMAddAggressiveDCEPass(function_pass_manager);
+	LLVMAddDeadStoreEliminationPass(function_pass_manager);
+	LLVMAddLoopIdiomPass(function_pass_manager);
+	LLVMAddPromoteMemoryToRegisterPass(function_pass_manager);
+	// LLVMAddUnifyFunctionExitNodesPass(function_pass_manager);
+
+	for_array(i, m->procedures_to_generate) {
+		lbProcedure *p = m->procedures_to_generate[i];
+		if (p->body != nullptr) { // Build Procedure
+			LLVMRunFunctionPassManager(function_pass_manager, p->value);
 		}
 	}
 
+	LLVMPassManagerRef module_pass_manager = LLVMCreatePassManager();
+	defer (LLVMDisposePassManager(module_pass_manager));
+	LLVMAddAlwaysInlinerPass(module_pass_manager);
+	LLVMAddStripDeadPrototypesPass(module_pass_manager);
+
+	LLVMPassManagerBuilderRef pass_manager_builder = LLVMPassManagerBuilderCreate();
+	defer (LLVMPassManagerBuilderDispose(pass_manager_builder));
+	LLVMPassManagerBuilderSetOptLevel(pass_manager_builder, 0);
+	LLVMPassManagerBuilderSetSizeLevel(pass_manager_builder, 0);
+
+	LLVMPassManagerBuilderPopulateLTOPassManager(pass_manager_builder, module_pass_manager, false, false);
+	LLVMRunPassManager(module_pass_manager, mod);
+	gb_printf_err("Done\n");
+
+
+
+	if (!(build_context.is_dll && !has_dll_main)) {
+		LLVMContextRef ctx = LLVMGetModuleContext(mod);
+
+		LLVMTypeRef llvm_i32 = LLVMInt32TypeInContext(ctx);
+
+		LLVMTypeRef ptr_cstr = LLVMPointerType(LLVMPointerType(LLVMInt8TypeInContext(ctx), 0), 0);
+		LLVMTypeRef params[2] = {llvm_i32, ptr_cstr};
+		LLVMTypeRef func_type = LLVMFunctionType(llvm_i32, params, gb_count_of(params), false);
+
+		LLVMValueRef fn = LLVMAddFunction(mod, "main", func_type);
+
+		LLVMBuilderRef builder = LLVMCreateBuilder();
+		LLVMBasicBlockRef block = LLVMAppendBasicBlockInContext(ctx, fn, "entry");
+		LLVMPositionBuilderAtEnd(builder, block);
+
+		// for_array(i, global_variables) {
+		// 	auto *var = &global_variables[i];
+		// 	if (var->decl->init_expr != nullptr)  {
+		// 		var->init = ir_build_expr(proc, var->decl->init_expr);
+		// 	}
+
+		// 	Entity *e = var->var->Global.entity;
+		// 	GB_ASSERT(e->kind == Entity_Variable);
+
+		// 	if (e->Variable.is_foreign) {
+		// 		Entity *fl = e->Procedure.foreign_library;
+		// 		ir_add_foreign_library_path(m, fl);
+		// 	}
+
+		// 	if (e->flags & EntityFlag_Static) {
+		// 		var->var->Global.is_internal = true;
+		// 	}
+
+		// 	if (var->init != nullptr) {
+		// 		Type *t = type_deref(ir_type(var->var));
+
+		// 		if (is_type_any(t)) {
+		// 			// NOTE(bill): Edge case for 'any' type
+		// 			Type *var_type = default_type(ir_type(var->init));
+		// 			irValue *g = ir_add_global_generated(proc->module, var_type, var->init);
+		// 			ir_emit_store(proc, g, var->init);
+
+		// 			irValue *data = ir_emit_struct_ep(proc, var->var, 0);
+		// 			irValue *ti   = ir_emit_struct_ep(proc, var->var, 1);
+		// 			ir_emit_store(proc, data, ir_emit_conv(proc, g, t_rawptr));
+		// 			ir_emit_store(proc, ti,   ir_type_info(proc, var_type));
+		// 		} else {
+		// 			ir_emit_store(proc, var->var, ir_emit_conv(proc, var->init, t));
+		// 		}
+		// 	}
+		// }
+
+		lbValue *found = map_get(&m->values, hash_entity(entry_point));
+		GB_ASSERT(found != nullptr);
+
+		LLVMBuildCall2(builder, LLVMGetElementType(lb_type(m, found->type)), found->value, nullptr, 0, "");
+		LLVMBuildRet(builder, LLVMConstInt(llvm_i32, 0, false));
+
+		LLVMDisposeBuilder(builder);
+
+		if (LLVMVerifyFunction(fn, LLVMReturnStatusAction)) {
+			gb_printf_err("LLVM CODE GEN FAILED FOR PROCEDURE: %s\n", "main");
+			LLVMDumpValue(fn);
+			gb_printf_err("\n\n\n\n");
+			LLVMVerifyFunction(fn, LLVMAbortProcessAction);
+		}
+
+		LLVMRunFunctionPassManager(function_pass_manager, fn);
+
+	}
+
 	char *llvm_error = nullptr;
 	defer (LLVMDisposeMessage(llvm_error));
 
 
-	LLVMDumpModule(mod);
-	// LLVMVerifyModule(mod, LLVMAbortProcessAction, &llvm_error);
+	LLVMDIBuilderFinalize(m->debug_builder);
+	LLVMVerifyModule(mod, LLVMAbortProcessAction, &llvm_error);
+	llvm_error = nullptr;
+	LLVMBool failure = LLVMPrintModuleToFile(mod, "llvm_demo.ll", &llvm_error);
 
 
+	LLVMInitializeAllTargetInfos();
+	LLVMInitializeAllTargets();
+	LLVMInitializeAllTargetMCs();
+	LLVMInitializeAllAsmPrinters();
+	LLVMInitializeAllAsmParsers();
+	LLVMInitializeAllDisassemblers();
+	LLVMInitializeNativeTarget();
 
+	char const *target_triple = "x86_64-pc-windows-msvc";
+	char const *target_data_layout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128";
+	LLVMSetTarget(mod, target_triple);
 
-	// char const *target_triple = "x86_64-pc-windows-msvc";
-	// char const *target_data_layout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128";
-	// LLVMSetTarget(mod, target_triple);
+	LLVMTargetRef target = {};
+	LLVMGetTargetFromTriple(target_triple, &target, &llvm_error);
+	GB_ASSERT(target != nullptr);
 
-	// LLVMTargetRef target = {};
-	// LLVMGetTargetFromTriple(target_triple, &target, &llvm_error);
-	// GB_ASSERT(target != nullptr);
+	LLVMTargetMachineRef target_machine = LLVMCreateTargetMachine(target, target_triple, "generic", "", LLVMCodeGenLevelNone, LLVMRelocDefault, LLVMCodeModelDefault);
+	defer (LLVMDisposeTargetMachine(target_machine));
 
-	// LLVMTargetMachineRef target_machine = LLVMCreateTargetMachine(target, target_triple, "generic", "", LLVMCodeGenLevelNone, LLVMRelocDefault, LLVMCodeModelDefault);
-	// defer (LLVMDisposeTargetMachine(target_machine));
+	LLVMBool ok = LLVMTargetMachineEmitToFile(target_machine, mod, "llvm_demo.obj", LLVMObjectFile, &llvm_error);
+	if (ok) {
+		gb_printf_err("LLVM Error: %s\n", llvm_error);
+		return;
+	}
+	gb_printf_err(".obj generated\n");
 
-	// LLVMBool ok = LLVMTargetMachineEmitToFile(target_machine, mod, "llvm_demo.obj", LLVMObjectFile, &llvm_error);
-	// if (ok) {
-	// 	gb_printf_err("LLVM Error: %s\n", llvm_error);
-	// 	return;
-	// }
 }

src/llvm_backend.hpp

@@ -4,9 +4,14 @@
 #include "llvm-c/Analysis.h"
 #include "llvm-c/Object.h"
 #include "llvm-c/BitWriter.h"
+#include "llvm-c/DebugInfo.h"
 #include "llvm-c/Transforms/AggressiveInstCombine.h"
 #include "llvm-c/Transforms/InstCombine.h"
 #include "llvm-c/Transforms/IPO.h"
+#include "llvm-c/Transforms/PassManagerBuilder.h"
+#include "llvm-c/Transforms/Scalar.h"
+#include "llvm-c/Transforms/Utils.h"
+#include "llvm-c/Transforms/Vectorize.h"
 
 struct lbProcedure;
 
@@ -49,6 +54,7 @@ struct lbAddr {
 struct lbModule {
 	LLVMModuleRef mod;
 	LLVMContextRef ctx;
+
 	CheckerInfo *info;
 
 	gbMutex mutex;
@@ -70,6 +76,11 @@ struct lbModule {
 	u32 global_generated_index;
 
 	Array<lbProcedure *> procedures_to_generate;
+
+
+	LLVMDIBuilderRef debug_builder;
+	LLVMMetadataRef debug_compile_unit;
+	Map<LLVMMetadataRef> debug_values; // Key: Pointer
 };
 
 struct lbGenerator {

src/parser.hpp

@@ -98,7 +98,6 @@ struct AstFile {
 	Array<Ast *> imports; // 'import' 'using import'
 	isize        directive_count;
 
-
 	Ast *        curr_proc;
 	isize        error_count;
 
@@ -111,6 +110,9 @@ struct AstFile {
 #define PARSER_MAX_FIX_COUNT 6
 	isize    fix_count;
 	TokenPos fix_prev_pos;
+
+	struct LLVMOpaqueMetadata *llvm_metadata;
+	struct LLVMOpaqueMetadata *llvm_metadata_scope;
 };