before arguments refactor

.dir-locals.el

@@ -26,7 +26,7 @@
 
                    (font-lock-add-keywords
                     'c++-mode
-                    '(("\\<\\(if_debug\\|if_windows\\|if_linux\\|defer\\|proc\\|try\\|try_void\\|ignore_logging\\|dont_break_on_errors\\)\\>" .
+                    '(("\\<\\(if_debug\\|if_windows\\|if_linux\\|defer\\|proc\\|try\\|try_void\\|for_array_list\\|for_lisp_vector\\|for_lisp_list\\|ignore_logging\\|dont_break_on_errors\\)\\>" .
                        font-lock-keyword-face)))))))
 
  (c++-mode . ((eval . (company-clang-set-prefix "slime.h"))

build.bat

@@ -9,8 +9,8 @@ pushd bin
 taskkill /F /IM %exeName% > NUL 2> NUL
 
 echo ---------- Compiling ----------
-rem call ..\timecmd cl ../src/main.cpp /std:c++latest /Fe%exeName% /W3 /Zi /nologo /EHsc /link /NODEFAULTLIB:libucrt libucrtd.lib
-call ..\timecmd clang-cl ../src/main.cpp -o %exeName% /O2 /std:c++latest /W3 /Zi /EHsc
+call ..\timecmd cl ../src/main.cpp /D_DEBUG  /Zi /std:c++latest /Fe%exeName% /W3 /wd4003 /nologo /EHsc /link /NODEFAULTLIB:libucrt libucrtd.lib
+rem call ..\timecmd clang-cl ../src/main.cpp -o %exeName% /O2 /std:c++latest /W3 /Zi /EHsc
 
 popd
 if %errorlevel% == 0 (

manual/built-in-docs.org

@@ -1,7 +1,7 @@
 \hrule
 * === 
 
- - defined in ::  =src/./built_ins.cpp:161:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:161:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -10,7 +10,7 @@ Takes 0 or more arguments and returns =t= if all arguments are equal and =()= ot
 \hrule
 * =>= 
 
- - defined in ::  =src/./built_ins.cpp:177:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:177:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -19,7 +19,7 @@ TODO
 \hrule
 * =>== 
 
- - defined in ::  =src/./built_ins.cpp:194:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:194:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -28,7 +28,7 @@ TODO
 \hrule
 * =<= 
 
- - defined in ::  =src/./built_ins.cpp:211:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:211:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -37,7 +37,7 @@ TODO
 \hrule
 * =<== 
 
- - defined in ::  =src/./built_ins.cpp:230:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:230:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -46,7 +46,7 @@ TODO
 \hrule
 * =+= 
 
- - defined in ::  =src/./built_ins.cpp:247:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:247:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -55,7 +55,7 @@ TODO
 \hrule
 * =-= 
 
- - defined in ::  =src/./built_ins.cpp:259:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:259:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -64,7 +64,7 @@ TODO
 \hrule
 * =*= 
 
- - defined in ::  =src/./built_ins.cpp:281:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:281:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -73,7 +73,7 @@ TODO
 \hrule
 * =/= 
 
- - defined in ::  =src/./built_ins.cpp:301:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:301:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -82,7 +82,7 @@ TODO
 \hrule
 * =**= 
 
- - defined in ::  =src/./built_ins.cpp:321:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:321:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -91,7 +91,7 @@ TODO
 \hrule
 * =%= 
 
- - defined in ::  =src/./built_ins.cpp:336:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:336:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -100,7 +100,7 @@ TODO
 \hrule
 * =assert= 
 
- - defined in ::  =src/./built_ins.cpp:351:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:351:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -109,7 +109,7 @@ TODO
 \hrule
 * =define= 
 
- - defined in ::  =src/./built_ins.cpp:362:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:362:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -118,7 +118,7 @@ TODO
 \hrule
 * =mutate= 
 
- - defined in ::  =src/./built_ins.cpp:424:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:424:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -127,7 +127,7 @@ TODO
 \hrule
 * =vector-length= 
 
- - defined in ::  =src/./built_ins.cpp:449:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:449:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -136,7 +136,7 @@ TODO
 \hrule
 * =vector-ref= 
 
- - defined in ::  =src/./built_ins.cpp:457:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:457:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -145,7 +145,7 @@ TODO
 \hrule
 * =vector-set!= 
 
- - defined in ::  =src/./built_ins.cpp:474:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:474:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -154,7 +154,7 @@ TODO
 \hrule
 * =set!= 
 
- - defined in ::  =src/./built_ins.cpp:494:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:494:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -163,7 +163,7 @@ TODO
 \hrule
 * =set-car!= 
 
- - defined in ::  =src/./built_ins.cpp:516:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:516:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -172,7 +172,7 @@ TODO
 \hrule
 * =set-cdr!= 
 
- - defined in ::  =src/./built_ins.cpp:527:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:527:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -181,7 +181,7 @@ TODO
 \hrule
 * =if= 
 
- - defined in ::  =src/./built_ins.cpp:538:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:538:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -190,7 +190,7 @@ TODO
 \hrule
 * =quote= 
 
- - defined in ::  =src/./built_ins.cpp:558:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:558:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -199,7 +199,7 @@ TODO
 \hrule
 * =quasiquote= 
 
- - defined in ::  =src/./built_ins.cpp:563:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:563:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -208,7 +208,7 @@ TODO
 \hrule
 * =and= 
 
- - defined in ::  =src/./built_ins.cpp:659:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:660:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -217,7 +217,7 @@ TODO
 \hrule
 * =or= 
 
- - defined in ::  =src/./built_ins.cpp:670:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:671:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -226,7 +226,7 @@ TODO
 \hrule
 * =not= 
 
- - defined in ::  =src/./built_ins.cpp:681:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:682:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -235,7 +235,7 @@ TODO
 \hrule
 * =while= 
 
- - defined in ::  =src/./built_ins.cpp:691:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:692:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -244,7 +244,7 @@ TODO
 \hrule
 * =lambda= 
 
- - defined in ::  =src/./built_ins.cpp:769:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:770:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -253,7 +253,7 @@ TODO
 \hrule
 * =special-lambda= 
 
- - defined in ::  =src/./built_ins.cpp:781:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:782:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -262,7 +262,7 @@ TODO
 \hrule
 * =eval= 
 
- - defined in ::  =src/./built_ins.cpp:789:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:790:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -271,7 +271,7 @@ TODO
 \hrule
 * =begin= 
 
- - defined in ::  =src/./built_ins.cpp:801:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:802:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
@@ -280,8 +280,215 @@ TODO
 \hrule
 * =list= 
 
- - defined in ::  =src/./built_ins.cpp:817:0=
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:818:0=
  - type :: =:cfunction=
  - docu :: 
   #+BEGIN:
 TODO
+  #+END:
+\hrule
+* =vector= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:822:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =pair= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:828:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =first= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:838:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =rest= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:849:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =set-type= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:860:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =delete-type= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:872:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =type= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:879:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =info= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:913:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =show= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:994:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =addr-of= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1006:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =generate-docs= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1012:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =print= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1021:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =read= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1029:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =exit= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1046:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =break= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1057:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =memstat= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1062:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =try= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1066:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =load= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1081:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =import= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1092:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =copy= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1103:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =error= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1111:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =symbol->keyword= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1118:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TODO
+  #+END:
+\hrule
+* =string->symbol= 
+
+ - defined in ::  =d:\code\gitlab\slime\src\./built_ins.cpp:1127:0=
+ - type :: =:cfunction=
+ - docu :: 
+  #+BEGIN:
+TOD

src/built_ins.cpp

@@ -464,7 +464,7 @@ proc load_built_ins_into_environment() -> void {
             try assert_type(vec, Lisp_Object_Type::Vector);
             try assert_type(idx, Lisp_Object_Type::Number);
 
-            int int_idx = ((size_t)idx->value.number);
+            int int_idx = ((int)idx->value.number);
 
             try assert(int_idx >= 0);
             try assert(int_idx < vec->value.vector.length);
@@ -482,7 +482,7 @@ proc load_built_ins_into_environment() -> void {
             try assert_type(vec, Lisp_Object_Type::Vector);
             try assert_type(idx, Lisp_Object_Type::Number);
 
-            int int_idx = ((size_t)idx->value.number);
+            int int_idx = ((int)idx->value.number);
 
             try assert(int_idx >= 0);
             try assert(int_idx < vec->value.vector.length);
@@ -598,6 +598,7 @@ proc load_built_ins_into_environment() -> void {
                 Lisp_Object* newPair = Memory::nil;
                 Lisp_Object* newPairHead = newPair;
                 Lisp_Object* head = expr;
+
                 while (Memory::get_type(head) == Lisp_Object_Type::Pair) {
                     // if it is ,@ we have to actually do more work
                     // and inline the result
@@ -1150,25 +1151,18 @@ proc load_built_ins_into_environment() -> void {
 
             int resulting_string_len = 0;
 
-            Lisp_Object* head = evaluated_arguments;
-
-            while (Memory::get_type(head) == Lisp_Object_Type::Pair) {
-                try assert_type(head->value.pair.first, Lisp_Object_Type::String);
-
-                resulting_string_len += head->value.pair.first->value.string->length;
-                head = head->value.pair.rest;
+            for_lisp_list (evaluated_arguments) {
+                try assert_type(it, Lisp_Object_Type::String);
+                resulting_string_len += it->value.string->length;
             }
 
-            head = evaluated_arguments;
-
             String* resulting_string = Memory::create_string("", resulting_string_len);
             int index_in_string = 0;
 
-            while (Memory::get_type(head) == Lisp_Object_Type::Pair) {
+            for_lisp_list (evaluated_arguments) {
                 strcpy((&resulting_string->data)+index_in_string,
-                       Memory::get_c_str(head->value.pair.first->value.string));
-                index_in_string += head->value.pair.first->value.string->length;
-                head = head->value.pair.rest;
+                       Memory::get_c_str(it->value.string));
+                index_in_string += it->value.string->length;
             }
 
             return Memory::create_lisp_object_string(resulting_string);

src/defines.cpp

@@ -142,7 +142,43 @@
 
 
 /*
-  Usage of the create_error_macros:
+ *  iterate over array lists
+ */
+#define for_array_list(l)                       \
+    if (!l);                                    \
+    else                                        \
+        if (int it_index = 0);                  \
+        else                                    \
+            for (auto it = l->data[0];          \
+                 it_index < l->next_index;      \
+                 it=l->data[++it_index])
+
+/*
+ *  iterate over lisp vectors
+ */
+#define for_lisp_vector(v)                                              \
+    if (!v);                                                            \
+    else                                                                \
+        if (int it_index = 0);                                          \
+        else                                                            \
+            for (auto it = v->value.vector.data;                        \
+                 it_index < v->value.vector.length;                     \
+                 it=v->value.vector.data+(++it_index))
+
+/*
+ *  iterate over lisp lists
+ */
+#define for_lisp_list(l)                                                \
+    if (!l);                                                            \
+    else                                                                \
+        if (int it_index = 0);                                          \
+        else                                                            \
+            for (Lisp_Object* head = l, *it;                            \
+                 Memory::get_type(head) == Lisp_Object_Type::Pair && (it = head->value.pair.first); \
+                 head = head->value.pair.rest, ++it_index)
+
+/**
+   Usage of the create_error_macros:
 */
 #define __create_error(keyword, ...)                                    \
     create_error(                                                       \

src/eval.cpp

@@ -349,6 +349,7 @@ proc list_length(Lisp_Object* node) -> int {
     assert_type(node, Lisp_Object_Type::Pair);
 
     int len = 0;
+
     while (Memory::get_type(node) == Lisp_Object_Type::Pair) {
         ++len;
         node = node->value.pair.rest;
@@ -360,15 +361,6 @@ proc list_length(Lisp_Object* node) -> int {
     return 0;
 }
 
-proc extract_keyword_value(char* keyword, Parsed_Arguments* args) -> Lisp_Object* {
-    // NOTE(Felix): This will be a hashmap lookup later
-    for (int i = 0; i < args->keyword_keys->next_index; ++i) {
-        if (string_equal(args->keyword_keys->data[i]->value.symbol.identifier, keyword))
-            return args->keyword_values->data[i];
-    }
-    return nullptr;
-}
-
 proc eval_arguments(Lisp_Object* arguments, int *out_arguments_length) -> Lisp_Object* {
     int my_out_arguments_length = 0;
     if (arguments == Memory::nil) {

src/ftb

@@ -1 +1 @@
-Subproject commit 5d6da78c90968738bcbf247530b3a3d0f095888b
+Subproject commit 63f8554200fc6edd821818f531ce76fd8d7aeef8

src/gc.cpp

@@ -0,0 +1,81 @@
+namespace GC {
+    proc maybe_mark(Environment* env) -> void;
+
+    int current_mark;
+
+    Lisp_Object_Array_List* marked_objects;
+    String_Array_List*      marked_strings;
+    Environment_Array_List* marked_environments;
+    Environment_Array_List* protected_environments;
+
+    proc marked(Lisp_Object* node) -> bool {
+        return false;
+    }
+
+    proc marked(Environment* env) -> bool {
+        return false;
+    }
+
+    proc maybe_mark(Lisp_Object* node) -> void {
+        if (marked(node))
+            return;
+
+        append_to_array_list(marked_objects, node);
+
+        switch (Memory::get_type(node)) {
+        case Lisp_Object_Type::Pair: {
+            for_lisp_list (node) {
+                maybe_mark(it);
+            }
+        } break;
+        case Lisp_Object_Type::Vector: {
+            for_lisp_vector (node) {
+                maybe_mark(it);
+            }
+        } break;
+        case Lisp_Object_Type::String: {
+            append_to_array_list(marked_strings, node->value.string);
+        } break;
+        case Lisp_Object_Type::Function: {
+            maybe_mark(node->value.function.parent_environment);
+            maybe_mark(node->value.function.body);
+        } break;
+        }
+
+    }
+
+    proc maybe_mark(Environment* env) -> void {
+        if (marked(env))
+            return;
+
+        append_to_array_list(marked_environments, env);
+
+        for_array_list (env->parents) {
+            maybe_mark(it);
+        }
+
+        Lisp_Object* it = env->values[0];
+        for (int i = 0; i < env->next_index; it = env->values[++i]) {
+            maybe_mark(it);
+        }
+    }
+
+    proc garbage_collect() -> void {
+        profile_this;
+        ++current_mark;
+
+        for_array_list (protected_environments)                 maybe_mark(it);
+        for_array_list (Globals::Current_Execution::envi_stack) maybe_mark(it);
+
+    }
+
+    proc gc_init_and_go() -> void {
+        current_mark = 0;
+        marked_objects         = create_Lisp_Object_array_list(1024);
+        marked_environments    = create_Environment_array_list(1024);
+
+        while (1) {
+            garbage_collect();
+        }
+    }
+}

src/main.cpp

@@ -1,7 +1,7 @@
 #include "slime.h"
 
 int main(int argc, char* argv[]) {
-     if (argc > 1) {
+    if (argc > 1) {
         if (Slime::string_equal(argv[1], "--run-tests")) {
             return Slime::run_all_tests() ? 0 : 1;
         }

src/profiler.cpp

@@ -1,17 +0,0 @@
-// namespace Profiler {
-//     proc init() -> void {
-//         out_file = fopen("profiler.report", "w");
-//         if (!out_file)
-//             create_generic_error("couldnt create prfiler file.");
-//     }
-//     proc exit() -> void {
-//         fclose(out_file);
-//     }
-
-//     proc log_entry(const char* func, const char* file, int line) -> void {
-//         fprintf(out_file,"%d -> %s %s %d %ld\n", Globals::thread_type, func, file, line, clock());
-//     }
-//     proc log_exit() -> void {
-//         fprintf(out_file, "%d <- %ld\n", Globals::thread_type, clock());
-//     }
-// }

src/slime.h

@@ -24,7 +24,7 @@
 #undef _CRT_SECURE_NO_DEPRECATE
 #undef _CRT_SECURE_NO_WARNINGS
 
-#include "./ftb/macros.h"
+#include "./ftb/macros.hpp"
 #include "./ftb/profiler.hpp"
 
 namespace Slime {
@@ -34,6 +34,7 @@ namespace Slime {
 #    include "./forward_decls.cpp"
 #    include "./profiler.cpp"
 #    include "./memory.cpp"
+#    include "./gc.cpp"
 #    include "./lisp_object.cpp"
 #    include "./error.cpp"
 #    include "./io.cpp"

src/structs.cpp

@@ -36,7 +36,8 @@ typedef uint64_t u64;
 enum class Lisp_Object_Flags : u64
 {
     // bits 1 to 5 (including) will be reserved for the type
-    aliveness = 1 << 5,
+    Already_Garbage_Collected = 1 << 5,
+    Under_Construction = 1 << 6,
 };
 
 enum struct Function_Type {
@@ -103,6 +104,15 @@ struct Keyword_Arguments {
     Lisp_Object_Array_List* values;
 };
 
+struct Arguments {
+    // NOTE(Felix): rest_argument will be nullptr if no rest argument
+    // is declared otherwise its a symbol
+    Lisp_Object*         rest_argument;
+    Keyword_Arguments    keyword_arguments;
+    Positional_Arguments positional_arguments;
+};
+
+
 struct Function {
     Function_Type type;
     Positional_Arguments* positional_arguments;
@@ -135,17 +145,8 @@ struct Lisp_Object {
     } value;
 };
 
-struct Parsed_Arguments {
-    Lisp_Object_Array_List* positional_arguments;
-    // TODO(Felix): Really use hashmap (keyword[sting] ->
-    // value[Lisp_Object*]) here
-    Lisp_Object_Array_List* keyword_keys;
-    Lisp_Object_Array_List* keyword_values;
-};
-
 struct Environment {
     Environment_Array_List* parents;
-
     int       capacity;
     int       next_index;
 

src/testing.cpp

@@ -516,6 +516,7 @@ proc test_built_in_type() -> testresult {
     // trying to set invalid user type
     char exp_string3[] = "(begin (set-type a \"wrong tpye\")(type a))";
     expression = Parser::parse_single_expression(exp_string3);
+    assert_no_error();
 
     ignore_logging {
         dont_break_on_errors {