From 104f85a8d67d5c01252898534f7d815c9e6d6ba0 Mon Sep 17 00:00:00 2001
From: water <awaterford111445@gmail.com>
Date: Sat, 23 Sep 2023 11:53:51 -0400
Subject: [PATCH] decomp for jak1, methods only

---
 decompiler/IR2/AtomicOpTypeAnalysis.cpp       |  62 ++++-
 decompiler/IR2/FormExpressionAnalysis.cpp     |  19 ++
 .../config/jak1/ntsc_v1/type_casts.jsonc      | 214 +-----------------
 decompiler/util/TP_Type.cpp                   |   6 +
 decompiler/util/TP_Type.h                     |   8 +
 goal_src/jak1/engine/common-obs/nav-enemy.gc  |   2 +-
 goal_src/jak1/engine/common-obs/rigid-body.gc |   8 +-
 goal_src/jak1/engine/common-obs/sharkey.gc    |   2 +-
 goal_src/jak1/engine/target/logic-target.gc   |   2 +-
 goal_src/jak1/levels/beach/beach-obs.gc       |   5 +-
 goal_src/jak1/levels/beach/beach-rocks.gc     |   4 +-
 goal_src/jak1/levels/citadel/citadel-obs.gc   |  18 +-
 goal_src/jak1/levels/citadel/citadel-sages.gc |   8 +-
 goal_src/jak1/levels/citadel/citb-plat.gc     |   2 +-
 .../jak1/levels/common/battlecontroller.gc    |   7 +-
 goal_src/jak1/levels/jungle/fisher.gc         |   2 +-
 goal_src/jak1/levels/jungle/hopper.gc         |   2 +-
 goal_src/jak1/levels/jungle/jungle-obs.gc     |   5 +-
 goal_src/jak1/levels/jungle/junglefish.gc     |   2 +-
 goal_src/jak1/levels/jungleb/plant-boss.gc    |   5 +-
 goal_src/jak1/levels/lavatube/lavatube-obs.gc |   5 +-
 goal_src/jak1/levels/maincave/baby-spider.gc  |   2 +-
 .../jak1/levels/maincave/driller-lurker.gc    |   5 +-
 goal_src/jak1/levels/maincave/gnawer.gc       |   5 +-
 goal_src/jak1/levels/misty/balloonlurker.gc   |   5 +-
 goal_src/jak1/levels/misty/misty-conveyor.gc  |   5 +-
 goal_src/jak1/levels/misty/misty-obs.gc       |   7 +-
 goal_src/jak1/levels/ogre/ogre-obs.gc         |  25 +-
 goal_src/jak1/levels/ogre/ogreboss.gc         |   8 +-
 goal_src/jak1/levels/robocave/cave-trap.gc    |   5 +-
 goal_src/jak1/levels/snow/ice-cube.gc         |   2 +-
 goal_src/jak1/levels/snow/snow-ball.gc        |   6 +-
 goal_src/jak1/levels/snow/snow-bumper.gc      |   5 +-
 goal_src/jak1/levels/snow/snow-obs.gc         |   5 +-
 goal_src/jak1/levels/snow/yeti.gc             |   2 +-
 goal_src/jak1/levels/sunken/bully.gc          |   5 +-
 goal_src/jak1/levels/sunken/helix-water.gc    |   5 +-
 goal_src/jak1/levels/sunken/puffer.gc         |   5 +-
 goal_src/jak1/levels/sunken/qbert-plat.gc     |   2 +-
 .../jak1/levels/sunken/square-platform.gc     |   5 +-
 goal_src/jak1/levels/sunken/steam-cap.gc      |   5 +-
 .../jak1/levels/sunken/sunken-pipegame.gc     |   5 +-
 goal_src/jak1/levels/swamp/billy.gc           |   7 +-
 goal_src/jak1/levels/swamp/kermit.gc          |   2 +-
 goal_src/jak1/levels/swamp/swamp-bat.gc       |   5 +-
 goal_src/jak1/levels/training/training-obs.gc |   2 +-
 goal_src/jak1/levels/village2/swamp-blimp.gc  |   5 +-
 goal_src/jak1/levels/village2/village2-obs.gc |   2 +-
 goalc/compiler/Compiler.h                     |   2 +-
 goalc/compiler/Env.h                          |   1 +
 goalc/compiler/Util.cpp                       |  11 -
 goalc/compiler/compilation/Atoms.cpp          |   1 +
 goalc/compiler/compilation/Type.cpp           |  14 ++
 53 files changed, 177 insertions(+), 382 deletions(-)

diff --git a/decompiler/IR2/AtomicOpTypeAnalysis.cpp b/decompiler/IR2/AtomicOpTypeAnalysis.cpp
index 3983b36946..fb7872202c 100644
--- a/decompiler/IR2/AtomicOpTypeAnalysis.cpp
+++ b/decompiler/IR2/AtomicOpTypeAnalysis.cpp
@@ -93,6 +93,8 @@ TP_Type SimpleAtom::get_type(const TypeState& input,
         return TP_Type::make_run_function_in_process_function();
       } else if (m_string == "set-to-run" && env.func->name() != "enter-state") {
         return TP_Type::make_set_to_run_function();
+      } else if (m_string == "find-parent-method") {
+        return TP_Type::make_find_parent_method_function();
       }
 
       // look up the type of the symbol
@@ -1355,10 +1357,6 @@ TypeState CallOp::propagate_types_internal(const TypeState& input,
     in_type = TypeSpec("function", new_arg_types);
   }
 
-  if (in_type.arg_count() < 1) {
-    throw std::runtime_error("Called a function, but we do not know its type");
-  }
-
   if (in_type.arg_count() == 2 && in_type.get_arg(0) == TypeSpec("_varargs_")) {
     // we're calling a varags function, which is format. We can determine the argument count
     // by looking at the format string, if we can get it.
@@ -1418,12 +1416,64 @@ TypeState CallOp::propagate_types_internal(const TypeState& input,
                                arg_type.print());
     }
   }
+
+  bool use_normal_last_arg = true;
+
+  if (in_tp.kind == TP_Type::Kind::FIND_PARENT_METHOD_FUNCTION) {
+    bool can_use_call_parent = true;
+    // should be calling this from a method:
+    if (env.func->guessed_name.kind != FunctionName::FunctionKind::METHOD) {
+      can_use_call_parent = false;
+      lg::warn(
+          "Can't use call-parent-method because find-parent-method was called in {}, which isn't a "
+          "method.",
+          env.func->name());
+    }
+    // should call something like:
+    // (find-parent-method sharkey 39)
+    const auto& type_arg = input.get(Register(Reg::GPR, Reg::A0));
+    if (can_use_call_parent && type_arg.kind != TP_Type::Kind::TYPE_OF_TYPE_NO_VIRTUAL) {
+      lg::warn(
+          "Can't use call-parent-method because the first argument to find-parent-method is a {}, "
+          "which should be a type",
+          type_arg.print());
+      can_use_call_parent = false;
+    }
+
+    if (can_use_call_parent && type_arg.get_type_objects_typespec() != env.func->method_of_type) {
+      lg::warn(
+          "Can't use call-parent-method because the first argument type is wrong: got {}, but "
+          "expected {}",
+          type_arg.get_type_objects_typespec().print(), env.func->method_of_type);
+      can_use_call_parent = false;
+    }
+    const auto& id_arg = input.get(Register(Reg::GPR, Reg::A1));
+    if (can_use_call_parent && !id_arg.is_integer_constant(env.func->guessed_name.method_id)) {
+      lg::warn(
+          "Can't use call-parent-method because the second argument is wrong: got {}, but expected "
+          "a constant integer {}",
+          id_arg.print(), env.func->guessed_name.method_id);
+      can_use_call_parent = false;
+    }
+
+    if (can_use_call_parent) {
+      end_types.get(Register(Reg::GPR, Reg::V0)) = TP_Type::make_from_ts(env.func->type);
+      use_normal_last_arg = false;
+    }
+  }
+
+  if (use_normal_last_arg) {
+    end_types.get(Register(Reg::GPR, Reg::V0)) = TP_Type::make_from_ts(in_type.last_arg());
+  }
+
+  if (in_type.arg_count() < 1) {
+    throw std::runtime_error("Called a function, but we do not know its type");
+  }
+
   // set the call type!
   m_call_type = in_type;
   m_call_type_set = true;
 
-  end_types.get(Register(Reg::GPR, Reg::V0)) = TP_Type::make_from_ts(in_type.last_arg());
-
   if (in_tp.kind == TP_Type::Kind::NON_OBJECT_NEW_METHOD &&
       in_type.last_arg() == TypeSpec("array")) {
     // array new:
diff --git a/decompiler/IR2/FormExpressionAnalysis.cpp b/decompiler/IR2/FormExpressionAnalysis.cpp
index 13b2f7f2d7..68e3e113d8 100644
--- a/decompiler/IR2/FormExpressionAnalysis.cpp
+++ b/decompiler/IR2/FormExpressionAnalysis.cpp
@@ -3892,6 +3892,25 @@ void FunctionCallElement::update_from_stack(const Env& env,
     }
   }
 
+  // detect call-parent-method
+  {
+    const auto& guessed_name = env.func->guessed_name;
+    if (guessed_name.kind == FunctionName::FunctionKind::METHOD) {
+      auto mr_find_parent =
+          match(Matcher::func(Matcher::symbol("find-parent-method"),
+                              {Matcher::symbol(env.func->method_of_type),
+                               Matcher::integer(env.func->guessed_name.method_id)}),
+                unstacked.at(0)
+
+          );
+      if (mr_find_parent.matched) {
+        new_form = pool.alloc_element<GenericElement>(
+            GenericOperator::make_function(pool.form<ConstantTokenElement>("call-parent-method")),
+            arg_forms);
+      }
+    }
+  }
+
   result->push_back(new_form);
 }
 
diff --git a/decompiler/config/jak1/ntsc_v1/type_casts.jsonc b/decompiler/config/jak1/ntsc_v1/type_casts.jsonc
index 703f0a0378..b1379ba07f 100644
--- a/decompiler/config/jak1/ntsc_v1/type_casts.jsonc
+++ b/decompiler/config/jak1/ntsc_v1/type_casts.jsonc
@@ -515,7 +515,6 @@
   "(method 10 shadow-control)": [[1, "v1", "int"]],
   "(method 0 fact-info-enemy)": [[[3, 92], "gp", "fact-info-enemy"]],
   "(method 0 fact-info)": [
-    //[16, "t9", "(function string none)"],
     ["_stack_", 16, "res-tag"],
     [[32, 43], "v1", "(pointer int32)"],
     [86, "gp", "fact-info"]
@@ -1569,8 +1568,7 @@
   ],
 
   "(method 7 rigid-body-platform)": [
-    [5, "v1", "int"],
-    [14, "t9", "(function process-drawable int process-drawable)"]
+    [5, "v1", "int"]
   ],
 
   "(method 10 rigid-body)": [[50, "v1", "vector"]],
@@ -1651,8 +1649,7 @@
 
   "(method 7 nav-enemy)": [
     [5, "v1", "int"],
-    [10, "v1", "int"],
-    [19, "t9", "(function process-drawable int none)"]
+    [10, "v1", "int"]
   ],
 
   "(enter nav-enemy-patrol nav-enemy)": [[8, "v1", "int"]],
@@ -1972,8 +1969,6 @@
     [87, "s4", "swingpole"]
   ],
 
-  "(method 10 target)": [[[10, 13], "t9", "(function process-drawable none)"]],
-
   "draw-history": [[[99, 101], "v1", "int"]],
 
   "(method 9 attack-info)": [
@@ -2232,12 +2227,9 @@
 
   "(method 7 beach-rock)": [
     [5, "v1", "int"],
-    [10, "v1", "int"],
-    [19, "t9", "(function process-drawable int none)"]
+    [10, "v1", "int"]
   ],
 
-  "(method 10 beach-rock)": [[21, "t9", "(function process-drawable none)"]],
-
   "(code falling beach-rock)": [
     [138, "gp", "handle"],
     [150, "gp", "handle"],
@@ -2306,8 +2298,6 @@
 
   "(code bouncer-fire)": [[17, "v1", "art-joint-anim"]],
 
-  "(method 39 hopper)": [[16, "t9", "(function nav-enemy none)"]],
-
   "(code nav-enemy-idle hopper)": [
     [16, "v1", "art-joint-anim"],
     [70, "v1", "art-joint-anim"]
@@ -2323,8 +2313,6 @@
     [105, "v1", "art-joint-anim"]
   ],
 
-  "(method 39 junglefish)": [[12, "t9", "(function nav-enemy none)"]],
-
   "(code nav-enemy-patrol junglefish)": [
     [27, "v1", "art-joint-anim"],
     [107, "v1", "art-joint-anim"],
@@ -2402,8 +2390,6 @@
     [329, "v1", "art-joint-anim"]
   ],
 
-  "(method 39 sharkey)": [[71, "t9", "(function nav-enemy none)"]],
-
   "(code nav-enemy-patrol sharkey)": [[27, "v1", "art-joint-anim"]],
 
   "(code nav-enemy-attack sharkey)": [[144, "v1", "art-joint-anim"]],
@@ -2896,10 +2882,6 @@
 
   "(event square-platform-master-idle)": [[6, "a0", "square-platform-button"]],
 
-  "(method 7 square-platform)": [
-    [24, "t9", "(function baseplat int baseplat)"]
-  ],
-
   "(method 11 square-platform)": [
     ["_stack_", 16, "res-tag"],
     ["_stack_", 32, "res-tag"],
@@ -2925,10 +2907,6 @@
     [3, "t9", "(function none :behavior qbert-plat)"]
   ],
 
-  "(method 23 qbert-plat)": [
-    [9, "t9", "(function rigid-body-platform float none)"]
-  ],
-
   "(code keg-on-paddle)": [
     [5, "a0", "keg"], // i have learned that parent does not always equal the parent type!
     [16, "v1", "process-drawable"]
@@ -2954,14 +2932,6 @@
 
   "keg-init-by-other": [[142, "v1", "process-drawable"]],
 
-  "(method 7 keg-conveyor)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
-  "(method 7 swamp-bat)": [
-    [26, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code swamp-bat-slave-die)": [[21, "v1", "swamp-bat"]],
 
   // these casts should not be required
@@ -2987,8 +2957,6 @@
 
   "(code spiderwebs-bounce)": [[80, "v1", "art-joint-anim"]],
 
-  "(method 39 baby-spider)": [[37, "t9", "(function nav-enemy none)"]],
-
   "(code baby-spider-hatching)": [[14, "v1", "art-joint-anim"]],
 
   "(code nav-enemy-attack baby-spider)": [[14, "v1", "art-joint-anim"]],
@@ -3058,10 +3026,6 @@
     [230, "v1", "baby-spider"]
   ],
 
-  "(method 7 cave-trap)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 57 ice-cube)": [
     [16, "v1", "collide-shape-prim-group"],
     [26, "v1", "collide-shape-prim-group"]
@@ -3092,8 +3056,6 @@
     [238, "v1", "art-joint-anim"]
   ],
 
-  "(method 7 yeti-slave)": [[14, "t9", "(function nav-enemy int nav-enemy)"]],
-
   "(method 21 yeti)": [[5, "s5", "(pointer yeti-slave)"]],
 
   "(code idle assistant-lavatube-start)": [
@@ -3239,14 +3201,6 @@
     [[53, 136], "gp", "(pointer nav-enemy)"]
   ],
 
-  "(method 7 battlecontroller)": [
-    [29, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
-  "(method 10 battlecontroller)": [
-    [13, "t9", "(function process-drawable none)"]
-  ],
-
   "(method 27 battlecontroller)": [
     ["_stack_", 16, "res-tag"],
     [182, "v0", "(pointer int32)"]
@@ -3710,8 +3664,6 @@
     [79, "v1", "float"]
   ],
 
-  "(method 38 fisher)": [[33, "t9", "(function fisher none)"]],
-
   "(enter fisher-done)": [
     [137, "f0", "float"],
     [148, "f0", "float"],
@@ -4096,10 +4048,6 @@
     [101, "s2", "handle"]
   ],
 
-  "(method 7 cavegeyserrock)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(trans junglesnake-wake)": [[15, "v1", "collide-shape-prim-group"]],
 
   "(trans junglesnake-attack)": [[15, "v1", "collide-shape-prim-group"]],
@@ -4140,10 +4088,6 @@
     [191, "v1", "art-joint-anim"]
   ],
 
-  "(method 7 flutflutegg)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(event flutflutegg-idle)": [[30, "gp", "process-drawable"]],
 
   "(event flutflutegg-physics)": [[37, "gp", "process-drawable"]],
@@ -4164,10 +4108,6 @@
 
   "(method 26 warp-gate-switch)": [[60, "v1", "art-joint-anim"]],
 
-  "(method 31 warp-gate-switch)": [
-    [61, "t9", "(function basebutton symbol none)"]
-  ],
-
   "(code basebutton-going-down warp-gate-switch)": [
     [79, "v0", "(state basebutton)"],
     [81, "t9", "(function none :behavior basebutton)"]
@@ -4177,24 +4117,6 @@
 
   "(code idle warp-gate)": [[35, "a0", "symbol"]],
 
-  "(method 21 citb-arm)": [[7, "t9", "(function citb-arm-section none)"]],
-
-  "(method 21 citb-arm-shoulder)": [
-    [7, "t9", "(function citb-arm-section none)"]
-  ],
-
-  "(method 21 citb-arm-a)": [[14, "t9", "(function citb-arm none)"]],
-
-  "(method 21 citb-arm-b)": [[14, "t9", "(function citb-arm none)"]],
-
-  "(method 21 citb-arm-c)": [[14, "t9", "(function citb-arm none)"]],
-
-  "(method 21 citb-arm-d)": [[14, "t9", "(function citb-arm none)"]],
-
-  "(method 21 citb-arm-shoulder-a)": [[14, "t9", "(function citb-arm none)"]],
-
-  "(method 21 citb-arm-shoulder-b)": [[14, "t9", "(function citb-arm none)"]],
-
   "(method 26 citb-button)": [[31, "v1", "art-joint-anim"]],
 
   "(code citb-coil-break)": [[19, "v1", "art-joint-anim"]],
@@ -4223,10 +4145,6 @@
     [11, "t9", "(function none :behavior battlecontroller)"]
   ],
 
-  "(method 27 citb-battlecontroller)": [
-    [7, "t9", "(function battlecontroller none)"]
-  ],
-
   "(code eggtop-close)": [
     [108, "v1", "art-joint-anim"],
     [176, "v1", "art-joint-anim"]
@@ -4246,10 +4164,6 @@
 
   "(event precurbridge-active)": [[4, "gp", "touching-shapes-entry"]],
 
-  "(method 7 jngpusher)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 lurkerm-piston)": [
     ["_stack_", 16, "res-tag"],
     ["_stack_", 32, "res-tag"],
@@ -4268,10 +4182,6 @@
 
   "(code mis-bone-bridge-fall)": [[50, "v1", "art-joint-anim"]],
 
-  "(method 23 bone-platform)": [
-    [9, "t9", "(function rigid-body-platform basic none)"]
-  ],
-
   "mistycam-spawn": [
     [[68, 76], "v1", "handle"],
     [80, "v1", "pov-camera"],
@@ -4283,10 +4193,6 @@
     [34, "gp", "handle"]
   ],
 
-  "(method 27 misty-battlecontroller)": [
-    [7, "t9", "(function battlecontroller none)"]
-  ],
-
   "(code boat-fuelcell-spawn)": [[50, "gp", "handle"]],
 
   "(code pov-camera-playing village2cam)": [
@@ -4294,10 +4200,6 @@
     [65, "v1", "art-joint-anim"]
   ],
 
-  "(method 23 pontoon)": [
-    [9, "t9", "(function rigid-body-platform basic none)"]
-  ],
-
   "fireboulder-disable-blocking-collision": [
     [5, "v1", "collide-shape-prim-group"],
     [14, "v1", "collide-shape-prim-group"]
@@ -4425,32 +4327,6 @@
 
   "(trans spike-idle)": [[70, "v1", "float"]],
 
-  "(method 23 ogre-plat)": [
-    [9, "t9", "(function rigid-body-platform basic none)"]
-  ],
-
-  "(method 31 ogre-step)": [[23, "t9", "(function ogre-plat none)"]],
-
-  "(method 31 ogre-step-a)": [[25, "t9", "(function ogre-step none)"]],
-
-  "(method 31 ogre-step-b)": [[25, "t9", "(function ogre-step none)"]],
-
-  "(method 31 ogre-step-c)": [[25, "t9", "(function ogre-step none)"]],
-
-  "(method 31 ogre-step-d)": [[25, "t9", "(function ogre-step none)"]],
-
-  "(method 31 ogre-isle)": [[17, "t9", "(function ogre-plat none)"]],
-
-  "(method 31 ogre-isle-b)": [[31, "t9", "(function ogre-isle none)"]],
-
-  "(method 31 ogre-isle-c)": [[31, "t9", "(function ogre-isle none)"]],
-
-  "(method 31 ogre-isle-d)": [[37, "t9", "(function ogre-isle none)"]],
-
-  "(method 7 ogre-bridge)": [
-    [26, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code ogre-bridge-activate)": [[33, "v1", "art-joint-anim"]],
 
   "(code water-vol-idle ogre-lava)": [[36, "v1", "art-joint-anim"]],
@@ -4489,10 +4365,6 @@
     [346, "v1", "art-joint-anim"]
   ],
 
-  "(method 7 snow-fort-gate)": [
-    [19, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code snow-button-activate)": [[25, "v1", "art-joint-anim"]],
 
   "(code snow-button-deactivate)": [[26, "v1", "art-joint-anim"]],
@@ -4501,10 +4373,6 @@
     [62, "t9", "(function none :behavior plat)"]
   ],
 
-  "(method 7 darkecobarrel)": [
-    [14, "t9", "(function darkecobarrel-base int darkecobarrel-base)"]
-  ],
-
   "(event darkecobarrel-mover-move)": [[76, "v1", "process-drawable"]],
 
   "(code darkecobarrel-mover-move)": [
@@ -4531,10 +4399,6 @@
 
   "(method 11 training-cam)": [[21, "s5", "entity-actor"]],
 
-  "(method 23 tra-pontoon)": [
-    [9, "t9", "(function rigid-body-platform float none)"]
-  ],
-
   "(event idle scarecrow-a)": [
     [75, "v1", "process-drawable"],
     [135, "gp", "target"],
@@ -4768,10 +4632,6 @@
 
   "command-get-camera": [[27, "gp", "symbol"]],
 
-  "(method 7 plant-boss)": [
-    [47, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code plant-boss-arm-hit)": [[88, "v1", "art-joint-anim"]],
 
   "(code plant-boss-arm-die)": [
@@ -4850,8 +4710,6 @@
 
   "(code plant-boss-back-arms-hit)": [[149, "v1", "art-joint-anim"]],
 
-  "(method 7 ice-cube)": [[24, "t9", "(function nav-enemy int nav-enemy)"]],
-
   "(code ice-cube-appear)": [[14, "v1", "art-joint-anim"]],
 
   "(code ice-cube-tired)": [
@@ -4905,12 +4763,6 @@
     [22, "v1", "collide-shape-prim-group"]
   ],
 
-  "(method 7 billy)": [
-    [26, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
-  "(method 38 billy)": [[33, "t9", "(function nav-enemy none)"]],
-
   "(enter nav-enemy-victory billy-rat)": [[4, "v0", "(state nav-enemy)"]],
 
   "(code billy-rat-salivate)": [[43, "v1", "art-joint-anim"]],
@@ -5014,14 +4866,6 @@
 
   "(post idle citb-sage)": [[3, "t9", "(function none :behavior citb-sage)"]],
 
-  "(method 44 red-sagecage)": [[35, "t9", "(function citb-sage none)"]],
-
-  "(method 44 blue-sagecage)": [[35, "t9", "(function citb-sage none)"]],
-
-  "(method 44 yellow-sagecage)": [[35, "t9", "(function citb-sage none)"]],
-
-  "(method 44 green-sagecage)": [[35, "t9", "(function citb-sage none)"]],
-
   "(method 43 red-sagecage)": [[24, "v1", "float"]],
 
   "(method 43 blue-sagecage)": [[24, "v1", "float"]],
@@ -5107,10 +4951,6 @@
 
   "sun-iris-door-init-by-other": [[97, "v1", "art-joint-anim"]],
 
-  "(method 7 steam-cap)": [
-    [19, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 steam-cap)": [
     ["_stack_", 16, "res-tag"],
     [139, "v0", "(pointer float)"]
@@ -5924,10 +5764,6 @@
 
   "(code snow-bumper-inactive-idle)": [[19, "v1", "art-joint-anim"]],
 
-  "(method 7 snow-bumper)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 snow-bumper)": [
     ["_stack_", 16, "res-tag"],
     [216, "v0", "(pointer float)"]
@@ -5965,10 +5801,6 @@
 
   "(method 31 puffer)": [[16, "v1", "(array collide-shape-prim)"]],
 
-  "(method 7 puffer)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 puffer)": [
     ["_stack_", 16, "res-tag"],
     [213, "v0", "(pointer float)"]
@@ -5984,10 +5816,6 @@
 
   "(code driller-lurker-die)": [[28, "v1", "art-joint-anim"]],
 
-  "(method 7 driller-lurker)": [
-    [24, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 driller-lurker)": [
     ["_stack_", 16, "res-tag"],
     [373, "v0", "(pointer float)"]
@@ -6012,8 +5840,6 @@
     [90, "v1", "art-joint-anim"]
   ],
 
-  "(method 39 kermit)": [[7, "t9", "(function nav-enemy none)"]],
-
   "(code falling gnawer-falling-segment)": [
     [16, "v1", "art-joint-anim"],
     [70, "v1", "art-joint-anim"]
@@ -6035,8 +5861,6 @@
 
   "(event gnawer-run)": [[54, "a2", "touching-shapes-entry"]],
 
-  "(method 7 gnawer)": [[19, "t9", "(function nav-enemy int nav-enemy)"]],
-
   "(code gnawer-give-fuel-cell)": [
     [43, "v0", "maincavecam"],
     [64, "v1", "maincavecam"]
@@ -6064,10 +5888,6 @@
     [124, "v1", "art-joint-anim"]
   ],
 
-  "(method 7 swamp-blimp)": [
-    [19, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code swamp-tetherrock-break)": [
     [238, "s4", "handle"],
     [261, "s4", "handle"],
@@ -6117,10 +5937,6 @@
     [47, "v1", "vector"]
   ],
 
-  "(method 23 citb-chain-plat)": [
-    [9, "t9", "(function rigid-body-platform float none)"]
-  ],
-
   "(code citb-firehose-blast)": [
     [10, "v1", "art-joint-anim"],
     [86, "v1", "art-joint-anim"],
@@ -6194,10 +6010,6 @@
     [69, "v1", "art-joint-anim"]
   ],
 
-  "(method 7 balloonlurker)": [
-    [29, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code balloonlurker-pilot-die)": [[58, "v1", "art-joint-anim"]],
 
   "(code orbit-plat-bottom-idle)": [
@@ -6269,10 +6081,6 @@
 
   "(trans bully-stop-spinning)": [[10, "v1", "collide-shape-prim-group"]],
 
-  "(method 7 bully)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(enter seagull-idle)": [[20, "v1", "float"]],
 
   "seagull-init-by-other": [[96, "v1", "float"]],
@@ -6389,10 +6197,6 @@
 
   "joint-mod-tracker-callback": [[[3, 99], "s4", "joint-mod-tracker"]],
 
-  "(method 7 snow-ball)": [
-    [26, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(method 11 mistycannon)": [
     ["_stack_", 16, "res-tag"],
     ["_stack_", 32, "res-tag"],
@@ -6420,10 +6224,6 @@
 
   "(method 21 helix-water)": [[27, "a0", "process-drawable"]],
 
-  "(method 7 helix-water)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code helix-button-activate)": [[58, "v1", "(pointer sunkencam)"]],
 
   "(code target-flut-jump)": [[137, "v1", "float"]],
@@ -6520,10 +6320,6 @@
     [[407, 409], "v1", "(pointer sunken-pipegame-button)"]
   ],
 
-  "(method 7 sunken-pipegame)": [
-    [33, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "(code sunken-pipegame-begin-play)": [
     [179, "v1", "float"],
     [260, "v1", "float"],
@@ -6898,10 +6694,6 @@
 
   "ogreboss-shoot-boulder": [[41, "a1", "process-drawable"]],
 
-  "(method 7 ogreboss-super-boulder)": [
-    [14, "t9", "(function process-drawable int process-drawable)"]
-  ],
-
   "ogreboss-bounce-boulder-init-by-other": [[112, "v1", "float"]],
 
   "(code ogreboss-stage3-shuffle)": [
diff --git a/decompiler/util/TP_Type.cpp b/decompiler/util/TP_Type.cpp
index 601e8f0a9d..60d6c1730f 100644
--- a/decompiler/util/TP_Type.cpp
+++ b/decompiler/util/TP_Type.cpp
@@ -82,6 +82,8 @@ std::string TP_Type::print() const {
       return "<run-function-in-process-func>";
     case Kind::GET_ART_BY_NAME_METHOD:
       return "<get-art-by-name-method>";
+    case Kind::FIND_PARENT_METHOD_FUNCTION:
+      return "<find-parent-method-func>";
     case Kind::SYMBOL:
       return fmt::format("<sym {}>", m_str);
     case Kind::INVALID:
@@ -146,6 +148,7 @@ bool TP_Type::operator==(const TP_Type& other) const {
     case Kind::RUN_FUNCTION_IN_PROCESS_FUNCTION:
     case Kind::SET_TO_RUN_FUNCTION:
     case Kind::GET_ART_BY_NAME_METHOD:
+    case Kind::FIND_PARENT_METHOD_FUNCTION:
       return true;
     case Kind::INVALID:
     default:
@@ -215,6 +218,9 @@ TypeSpec TP_Type::typespec() const {
     case Kind::SET_TO_RUN_FUNCTION:
       // give a general function so we can't call it normally.
       return TypeSpec("function");
+    case Kind::FIND_PARENT_METHOD_FUNCTION:
+      // hard-coded here. Needed so that we can properly analyze reg use for the call.
+      return TypeSpec("function", {TypeSpec("type"), TypeSpec("int"), TypeSpec("function")});
     case Kind::GET_ART_BY_NAME_METHOD:
       return m_ts;
     case Kind::SYMBOL:
diff --git a/decompiler/util/TP_Type.h b/decompiler/util/TP_Type.h
index f8ffe87e7b..1898f3c9a7 100644
--- a/decompiler/util/TP_Type.h
+++ b/decompiler/util/TP_Type.h
@@ -44,6 +44,7 @@ class TP_Type {
     SET_TO_RUN_FUNCTION,
     GET_ART_BY_NAME_METHOD,
     SYMBOL,
+    FIND_PARENT_METHOD_FUNCTION,
     INVALID
   } kind = Kind::UNINITIALIZED;
   TP_Type() = default;
@@ -78,6 +79,7 @@ class TP_Type {
       case Kind::SET_TO_RUN_FUNCTION:
       case Kind::GET_ART_BY_NAME_METHOD:
       case Kind::NON_OBJECT_NEW_METHOD:
+      case Kind::FIND_PARENT_METHOD_FUNCTION:
       case Kind::SYMBOL:
         return false;
       case Kind::UNINITIALIZED:
@@ -323,6 +325,12 @@ class TP_Type {
     return result;
   }
 
+  static TP_Type make_find_parent_method_function() {
+    TP_Type result;
+    result.kind = Kind::FIND_PARENT_METHOD_FUNCTION;
+    return result;
+  }
+
   const TypeSpec& get_objects_typespec() const {
     ASSERT(kind == Kind::TYPESPEC || kind == Kind::INTEGER_CONSTANT_PLUS_VAR);
     return m_ts;
diff --git a/goal_src/jak1/engine/common-obs/nav-enemy.gc b/goal_src/jak1/engine/common-obs/nav-enemy.gc
index 91c2b5c00f..53a3ceb926 100644
--- a/goal_src/jak1/engine/common-obs/nav-enemy.gc
+++ b/goal_src/jak1/engine/common-obs/nav-enemy.gc
@@ -50,7 +50,7 @@
   (if (nonzero? (-> obj rand-gen))
       (set! (-> obj rand-gen) (the-as random-generator (+ (the-as int (-> obj rand-gen)) arg0)))
       )
-  (the-as nav-enemy ((the-as (function process-drawable int none) (find-parent-method nav-enemy 7)) obj arg0))
+  (call-parent-method obj arg0)
   )
 
 (defmethod new-patrol-point! nav-enemy ((obj nav-enemy))
diff --git a/goal_src/jak1/engine/common-obs/rigid-body.gc b/goal_src/jak1/engine/common-obs/rigid-body.gc
index 390da65635..8af52a1392 100644
--- a/goal_src/jak1/engine/common-obs/rigid-body.gc
+++ b/goal_src/jak1/engine/common-obs/rigid-body.gc
@@ -319,13 +319,7 @@
             (the-as rigid-body-control-point-inline-array (+ (the-as int (-> obj control-point-array)) arg0))
             )
       )
-  (the-as
-    rigid-body-platform
-    ((the-as (function process-drawable int process-drawable) (find-parent-method rigid-body-platform 7))
-     obj
-     arg0
-     )
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod rigid-body-platform-method-22 rigid-body-platform ((obj rigid-body-platform) (arg0 vector) (arg1 float))
diff --git a/goal_src/jak1/engine/common-obs/sharkey.gc b/goal_src/jak1/engine/common-obs/sharkey.gc
index 321c3ee9d9..cd752b1f36 100644
--- a/goal_src/jak1/engine/common-obs/sharkey.gc
+++ b/goal_src/jak1/engine/common-obs/sharkey.gc
@@ -146,7 +146,7 @@ nav-enemy-default-event-handler
       (set! (-> obj last-y) f28-0)
       )
     )
-  ((the-as (function nav-enemy none) (find-parent-method sharkey 39)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
diff --git a/goal_src/jak1/engine/target/logic-target.gc b/goal_src/jak1/engine/target/logic-target.gc
index f7619f7f97..d88dfb17da 100644
--- a/goal_src/jak1/engine/target/logic-target.gc
+++ b/goal_src/jak1/engine/target/logic-target.gc
@@ -2045,7 +2045,7 @@
 
 (defmethod deactivate target ((obj target))
   (set-zero! *camera-smush-control*)
-  ((the-as (function process-drawable none) (find-parent-method target 10)) obj)
+  (call-parent-method obj)
   (none)
   )
 
diff --git a/goal_src/jak1/levels/beach/beach-obs.gc b/goal_src/jak1/levels/beach/beach-obs.gc
index c72eb2525a..6d831933c6 100644
--- a/goal_src/jak1/levels/beach/beach-obs.gc
+++ b/goal_src/jak1/levels/beach/beach-obs.gc
@@ -962,10 +962,7 @@
   (if (nonzero? (-> obj wobbler))
       (&+! (-> obj wobbler) arg0)
       )
-  (the-as
-    flutflutegg
-    ((the-as (function process-drawable int process-drawable) (find-parent-method flutflutegg 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 ;; WARN: Function (method 20 flutflutegg) has a return type of none, but the expression builder found a return statement.
diff --git a/goal_src/jak1/levels/beach/beach-rocks.gc b/goal_src/jak1/levels/beach/beach-rocks.gc
index 8f25dd65ec..bffb7e2fb2 100644
--- a/goal_src/jak1/levels/beach/beach-rocks.gc
+++ b/goal_src/jak1/levels/beach/beach-rocks.gc
@@ -255,7 +255,7 @@
   (if (nonzero? (-> obj part-landing))
       (set! (-> obj part-landing) (the-as sparticle-launch-control (+ (the-as int (-> obj part-landing)) arg0)))
       )
-  (the-as beach-rock ((the-as (function process-drawable int none) (find-parent-method beach-rock 7)) obj arg0))
+  (call-parent-method obj arg0)
   )
 
 (defmethod deactivate beach-rock ((obj beach-rock))
@@ -265,7 +265,7 @@
   (if (nonzero? (-> obj part-landing))
       (kill-and-free-particles (-> obj part-landing))
       )
-  ((the-as (function process-drawable none) (find-parent-method beach-rock 10)) obj)
+  (call-parent-method obj)
   (none)
   )
 
diff --git a/goal_src/jak1/levels/citadel/citadel-obs.gc b/goal_src/jak1/levels/citadel/citadel-obs.gc
index 0f80652bec..c645018b3c 100644
--- a/goal_src/jak1/levels/citadel/citadel-obs.gc
+++ b/goal_src/jak1/levels/citadel/citadel-obs.gc
@@ -180,7 +180,7 @@
   )
 
 (defmethod setup-new-process! citb-arm ((obj citb-arm))
-  ((the-as (function citb-arm-section none) (find-parent-method citb-arm 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj draw origin-joint-index) (the-as uint 4))
   (set-vector! (-> obj cull-dir-local) 0.0 0.0 -1.0 1.0)
   (set! (-> obj cull-dot) (cos 5461.3335))
@@ -198,7 +198,7 @@
 
 
 (defmethod setup-new-process! citb-arm-shoulder ((obj citb-arm-shoulder))
-  ((the-as (function citb-arm-section none) (find-parent-method citb-arm-shoulder 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj draw origin-joint-index) (the-as uint 4))
   (set-vector! (-> obj cull-dir-local) 1.0 0.0 1.0 1.0)
   (set! (-> obj cull-dot) (cos 8374.045))
@@ -262,7 +262,7 @@
 
 (defmethod setup-new-process! citb-arm-a ((obj citb-arm-a))
   (initialize-skeleton obj *citb-arm-a-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-a 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj root-override root-prim local-sphere z) -184320.0)
   0
   (none)
@@ -270,7 +270,7 @@
 
 (defmethod setup-new-process! citb-arm-b ((obj citb-arm-b))
   (initialize-skeleton obj *citb-arm-b-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-b 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj root-override root-prim local-sphere z) -225280.0)
   0
   (none)
@@ -278,7 +278,7 @@
 
 (defmethod setup-new-process! citb-arm-c ((obj citb-arm-c))
   (initialize-skeleton obj *citb-arm-c-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-c 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj root-override root-prim local-sphere z) -266240.0)
   0
   (none)
@@ -286,7 +286,7 @@
 
 (defmethod setup-new-process! citb-arm-d ((obj citb-arm-d))
   (initialize-skeleton obj *citb-arm-d-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-d 21)) obj)
+  (call-parent-method obj)
   (set! (-> obj root-override root-prim local-sphere z) -307200.0)
   0
   (none)
@@ -294,14 +294,14 @@
 
 (defmethod setup-new-process! citb-arm-shoulder-a ((obj citb-arm-shoulder-a))
   (initialize-skeleton obj *citb-arm-shoulder-a-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-shoulder-a 21)) (the-as citb-arm obj))
+  (call-parent-method obj)
   0
   (none)
   )
 
 (defmethod setup-new-process! citb-arm-shoulder-b ((obj citb-arm-shoulder-b))
   (initialize-skeleton obj *citb-arm-shoulder-b-sg* '())
-  ((the-as (function citb-arm none) (find-parent-method citb-arm-shoulder-b 21)) (the-as citb-arm obj))
+  (call-parent-method obj)
   0
   (none)
   )
@@ -1550,7 +1550,7 @@
   )
 
 (defmethod battlecontroller-method-27 citb-battlecontroller ((obj citb-battlecontroller))
-  ((the-as (function battlecontroller none) (find-parent-method citb-battlecontroller 27)) obj)
+  (call-parent-method obj)
   (set! (-> obj activate-distance) 143360.0)
   0
   (none)
diff --git a/goal_src/jak1/levels/citadel/citadel-sages.gc b/goal_src/jak1/levels/citadel/citadel-sages.gc
index afa88204f5..9671cc2d0d 100644
--- a/goal_src/jak1/levels/citadel/citadel-sages.gc
+++ b/goal_src/jak1/levels/citadel/citadel-sages.gc
@@ -515,7 +515,7 @@
                                    )
         )
   (set! (-> obj sound-name) "redsage-fires")
-  ((the-as (function citb-sage none) (find-parent-method red-sagecage 44)) obj)
+  (call-parent-method obj)
   (the-as symbol 0)
   )
 
@@ -633,7 +633,7 @@
                                    )
         )
   (set! (-> obj sound-name) "bluesage-fires")
-  ((the-as (function citb-sage none) (find-parent-method blue-sagecage 44)) obj)
+  (call-parent-method obj)
   (the-as symbol 0)
   )
 
@@ -746,7 +746,7 @@
                                    )
         )
   (set! (-> obj sound-name) "yellsage-fire")
-  ((the-as (function citb-sage none) (find-parent-method yellow-sagecage 44)) obj)
+  (call-parent-method obj)
   (the-as symbol 0)
   )
 
@@ -826,7 +826,7 @@
                                    )
         )
   (set! (-> obj sound-name) "greensage-fires")
-  ((the-as (function citb-sage none) (find-parent-method green-sagecage 44)) obj)
+  (call-parent-method obj)
   (the-as symbol 0)
   )
 
diff --git a/goal_src/jak1/levels/citadel/citb-plat.gc b/goal_src/jak1/levels/citadel/citb-plat.gc
index 31e5b86808..631c39999b 100644
--- a/goal_src/jak1/levels/citadel/citb-plat.gc
+++ b/goal_src/jak1/levels/citadel/citb-plat.gc
@@ -434,7 +434,7 @@
   )
 
 (defmethod rigid-body-platform-method-23 citb-chain-plat ((obj citb-chain-plat) (arg0 float))
-  ((the-as (function rigid-body-platform float none) (find-parent-method citb-chain-plat 23)) obj arg0)
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj orig-trans))
   0
   (none)
diff --git a/goal_src/jak1/levels/common/battlecontroller.gc b/goal_src/jak1/levels/common/battlecontroller.gc
index 742c451b09..81fdafa2e0 100644
--- a/goal_src/jak1/levels/common/battlecontroller.gc
+++ b/goal_src/jak1/levels/common/battlecontroller.gc
@@ -590,10 +590,7 @@ battlecontroller-default-event-handler
   (if (nonzero? (-> obj path-spawn))
       (&+! (-> obj path-spawn) arg0)
       )
-  (the-as
-    battlecontroller
-    ((the-as (function process-drawable int process-drawable) (find-parent-method battlecontroller 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod deactivate battlecontroller ((obj battlecontroller))
@@ -603,7 +600,7 @@ battlecontroller-default-event-handler
       (battlecontroller-off)
       (set! pp gp-0)
       )
-    ((the-as (function process-drawable none) (find-parent-method battlecontroller 10)) obj)
+    (call-parent-method obj)
     0
     (none)
     )
diff --git a/goal_src/jak1/levels/jungle/fisher.gc b/goal_src/jak1/levels/jungle/fisher.gc
index 433dd30652..c064fa65e8 100644
--- a/goal_src/jak1/levels/jungle/fisher.gc
+++ b/goal_src/jak1/levels/jungle/fisher.gc
@@ -1175,7 +1175,7 @@
      (go (method-of-object obj play-anim))
      )
     (else
-      ((the-as (function fisher none) (find-parent-method fisher 38)) obj)
+      (call-parent-method obj)
       )
     )
   (none)
diff --git a/goal_src/jak1/levels/jungle/hopper.gc b/goal_src/jak1/levels/jungle/hopper.gc
index 7d13d6b8ba..86a2367384 100644
--- a/goal_src/jak1/levels/jungle/hopper.gc
+++ b/goal_src/jak1/levels/jungle/hopper.gc
@@ -32,7 +32,7 @@ nav-enemy-default-event-handler
     (set! (-> v1-1 settings bot-plane w) (- (- (-> obj shadow-min-y) (-> obj collide-info trans y))))
     )
   0
-  ((the-as (function nav-enemy none) (find-parent-method hopper 39)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
diff --git a/goal_src/jak1/levels/jungle/jungle-obs.gc b/goal_src/jak1/levels/jungle/jungle-obs.gc
index 60339c45b5..79abaa641e 100644
--- a/goal_src/jak1/levels/jungle/jungle-obs.gc
+++ b/goal_src/jak1/levels/jungle/jungle-obs.gc
@@ -1085,10 +1085,7 @@
   (if (nonzero? (-> obj back-prim))
       (&+! (-> obj back-prim) arg0)
       )
-  (the-as
-    jngpusher
-    ((the-as (function process-drawable int process-drawable) (find-parent-method jngpusher 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defskelgroup *jngpusher-sg* jngpusher 0 2 ((1 (meters 999999))) :bounds (static-spherem 0 0 0 10))
diff --git a/goal_src/jak1/levels/jungle/junglefish.gc b/goal_src/jak1/levels/jungle/junglefish.gc
index 30aac41a49..9033cd21e7 100644
--- a/goal_src/jak1/levels/jungle/junglefish.gc
+++ b/goal_src/jak1/levels/jungle/junglefish.gc
@@ -25,7 +25,7 @@ nav-enemy-default-event-handler
 
 (defmethod common-post junglefish ((obj junglefish))
   (water-control-method-10 (-> obj water))
-  ((the-as (function nav-enemy none) (find-parent-method junglefish 39)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
diff --git a/goal_src/jak1/levels/jungleb/plant-boss.gc b/goal_src/jak1/levels/jungleb/plant-boss.gc
index bbfe83a661..a347eafeac 100644
--- a/goal_src/jak1/levels/jungleb/plant-boss.gc
+++ b/goal_src/jak1/levels/jungleb/plant-boss.gc
@@ -67,10 +67,7 @@
         (&+! (-> obj death-prim v1-8) arg0)
         )
     )
-  (the-as
-    plant-boss
-    ((the-as (function process-drawable int process-drawable) (find-parent-method plant-boss 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (deftype plant-boss-arm (process-drawable)
diff --git a/goal_src/jak1/levels/lavatube/lavatube-obs.gc b/goal_src/jak1/levels/lavatube/lavatube-obs.gc
index 64d6521205..3ab16b9037 100644
--- a/goal_src/jak1/levels/lavatube/lavatube-obs.gc
+++ b/goal_src/jak1/levels/lavatube/lavatube-obs.gc
@@ -403,10 +403,7 @@
   (if (nonzero? (-> obj spawn-array))
       (&+! (-> obj spawn-array) arg0)
       )
-  (the-as
-    darkecobarrel
-    ((the-as (function darkecobarrel-base int darkecobarrel-base) (find-parent-method darkecobarrel 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defskelgroup *darkecobarrel-sg* darkecobarrel darkecobarrel-lod0-jg darkecobarrel-idle-ja
diff --git a/goal_src/jak1/levels/maincave/baby-spider.gc b/goal_src/jak1/levels/maincave/baby-spider.gc
index 0f9318cfb8..889af5e276 100644
--- a/goal_src/jak1/levels/maincave/baby-spider.gc
+++ b/goal_src/jak1/levels/maincave/baby-spider.gc
@@ -232,7 +232,7 @@ baby-spider-default-event-handler
     (vector-z-quaternion! (new-stack-vector0) (-> obj collide-info quat))
     (-> obj up-vector)
     )
-  ((the-as (function nav-enemy none) (find-parent-method baby-spider 39)) obj)
+  (call-parent-method obj)
   (none)
   )
 
diff --git a/goal_src/jak1/levels/maincave/driller-lurker.gc b/goal_src/jak1/levels/maincave/driller-lurker.gc
index 9b826fc6d9..b5e865b6c3 100644
--- a/goal_src/jak1/levels/maincave/driller-lurker.gc
+++ b/goal_src/jak1/levels/maincave/driller-lurker.gc
@@ -954,10 +954,7 @@
   (if (nonzero? (-> obj sound2))
       (&+! (-> obj sound2) arg0)
       )
-  (the-as
-    driller-lurker
-    ((the-as (function process-drawable int process-drawable) (find-parent-method driller-lurker 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod deactivate driller-lurker ((obj driller-lurker))
diff --git a/goal_src/jak1/levels/maincave/gnawer.gc b/goal_src/jak1/levels/maincave/gnawer.gc
index 72cbf34d27..9c916eb3b6 100644
--- a/goal_src/jak1/levels/maincave/gnawer.gc
+++ b/goal_src/jak1/levels/maincave/gnawer.gc
@@ -1313,10 +1313,7 @@
   (if (nonzero? (-> obj sound2))
       (&+! (-> obj sound2) arg0)
       )
-  (the-as
-    gnawer
-    ((the-as (function nav-enemy int nav-enemy) (find-parent-method gnawer 7)) (the-as nav-enemy obj) arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! gnawer ((obj gnawer) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/misty/balloonlurker.gc b/goal_src/jak1/levels/misty/balloonlurker.gc
index 665cd82d00..c2ff45eeb1 100644
--- a/goal_src/jak1/levels/misty/balloonlurker.gc
+++ b/goal_src/jak1/levels/misty/balloonlurker.gc
@@ -816,10 +816,7 @@
   (if (nonzero? (-> obj mine 1))
       (&+! (-> obj mine 1) arg0)
       )
-  (the-as
-    balloonlurker
-    ((the-as (function process-drawable int process-drawable) (find-parent-method balloonlurker 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defstate balloonlurker-pilot-idle (balloonlurker-pilot)
diff --git a/goal_src/jak1/levels/misty/misty-conveyor.gc b/goal_src/jak1/levels/misty/misty-conveyor.gc
index caa1f8be3a..1c3c6896d9 100644
--- a/goal_src/jak1/levels/misty/misty-conveyor.gc
+++ b/goal_src/jak1/levels/misty/misty-conveyor.gc
@@ -562,10 +562,7 @@
   (if (nonzero? (-> obj pivot))
       (&+! (-> obj pivot) arg0)
       )
-  (the-as
-    keg-conveyor
-    ((the-as (function process-drawable int process-drawable) (find-parent-method keg-conveyor 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 ;; WARN: Function (method 11 keg-conveyor) has a return type of none, but the expression builder found a return statement.
diff --git a/goal_src/jak1/levels/misty/misty-obs.gc b/goal_src/jak1/levels/misty/misty-obs.gc
index b53a52833b..563bffdc36 100644
--- a/goal_src/jak1/levels/misty/misty-obs.gc
+++ b/goal_src/jak1/levels/misty/misty-obs.gc
@@ -1578,10 +1578,7 @@
   )
 
 (defmethod rigid-body-platform-method-23 bone-platform ((obj bone-platform) (arg0 float))
-  ((the-as (function rigid-body-platform basic none) (find-parent-method bone-platform 23))
-   obj
-   (the-as basic arg0)
-   )
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj anchor-point))
   0
   (none)
@@ -1760,7 +1757,7 @@
   )
 
 (defmethod battlecontroller-method-27 misty-battlecontroller ((obj misty-battlecontroller))
-  ((the-as (function battlecontroller none) (find-parent-method misty-battlecontroller 27)) obj)
+  (call-parent-method obj)
   (set! (-> obj misty-ambush-collision-hack) #t)
   0
   (none)
diff --git a/goal_src/jak1/levels/ogre/ogre-obs.gc b/goal_src/jak1/levels/ogre/ogre-obs.gc
index 4de1c6266f..f631b03634 100644
--- a/goal_src/jak1/levels/ogre/ogre-obs.gc
+++ b/goal_src/jak1/levels/ogre/ogre-obs.gc
@@ -440,7 +440,7 @@
 
 
 (defmethod rigid-body-platform-method-23 ogre-plat ((obj ogre-plat) (arg0 float))
-  ((the-as (function rigid-body-platform basic none) (find-parent-method ogre-plat 23)) obj (the-as basic arg0))
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj anchor-point))
   0
   (none)
@@ -607,7 +607,7 @@
   (set! (-> obj float-y-offset) 0.0)
   (+! (-> obj root-overlay trans y) (-> obj idle-y-offset))
   (rigid-body-platform-method-29 obj *ogre-step-constants*)
-  ((the-as (function ogre-plat none) (find-parent-method ogre-step 31)) obj)
+  (call-parent-method obj)
   (let ((a0-5 (entity-actor-lookup (-> obj entity) 'alt-actor 0)))
     (if (and a0-5 (logtest? (-> a0-5 extra perm status) (entity-perm-status complete)))
         (set! (-> obj active) #t)
@@ -665,7 +665,7 @@
 (defmethod rigid-body-platform-method-31 ogre-step-a ((obj ogre-step-a))
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 12288.0 0.0 20480.0)
   (initialize-skeleton obj *ogre-step-a-sg* '())
-  ((the-as (function ogre-step none) (find-parent-method ogre-step-a 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -673,7 +673,7 @@
 (defmethod rigid-body-platform-method-31 ogre-step-b ((obj ogre-step-b))
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 12288.0 0.0 20480.0)
   (initialize-skeleton obj *ogre-step-b-sg* '())
-  ((the-as (function ogre-step none) (find-parent-method ogre-step-b 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -681,7 +681,7 @@
 (defmethod rigid-body-platform-method-31 ogre-step-c ((obj ogre-step-c))
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 12288.0 0.0 26624.0)
   (initialize-skeleton obj *ogre-step-c-sg* '())
-  ((the-as (function ogre-step none) (find-parent-method ogre-step-c 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -689,7 +689,7 @@
 (defmethod rigid-body-platform-method-31 ogre-step-d ((obj ogre-step-d))
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 12288.0 0.0 20480.0)
   (initialize-skeleton obj *ogre-step-b-sg* '())
-  ((the-as (function ogre-step none) (find-parent-method ogre-step-d 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -734,7 +734,7 @@
   (set! (-> obj idle-y-offset) -6144.0)
   (set! (-> obj float-y-offset) 4096.0)
   (rigid-body-platform-method-29 obj *ogre-isle-constants*)
-  ((the-as (function ogre-plat none) (find-parent-method ogre-isle 31)) obj)
+  (call-parent-method obj)
   (set! (-> obj active) #t)
   0
   (none)
@@ -771,7 +771,7 @@
   (+! (-> obj root-overlay trans x) -8192.0)
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 8192.0 0.0 24576.0)
   (initialize-skeleton obj *ogre-isle-b-sg* '())
-  ((the-as (function ogre-isle none) (find-parent-method ogre-isle-b 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -780,7 +780,7 @@
   (+! (-> obj root-overlay trans x) -8192.0)
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 8192.0 0.0 24576.0)
   (initialize-skeleton obj *ogre-isle-b-sg* '())
-  ((the-as (function ogre-isle none) (find-parent-method ogre-isle-c 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -790,7 +790,7 @@
   (+! (-> obj root-overlay trans z) -8192.0)
   (set-vector! (-> obj root-overlay root-prim local-sphere) 0.0 8192.0 0.0 22528.0)
   (initialize-skeleton obj *ogre-isle-d-sg* '())
-  ((the-as (function ogre-isle none) (find-parent-method ogre-isle-d 31)) obj)
+  (call-parent-method obj)
   0
   (none)
   )
@@ -825,10 +825,7 @@
         (&+! (-> obj joint-mod-array v1-0) arg0)
         )
     )
-  (the-as
-    ogre-bridge
-    ((the-as (function process-drawable int process-drawable) (find-parent-method ogre-bridge 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defbehavior ogre-bridge-update-joints ogre-bridge ()
diff --git a/goal_src/jak1/levels/ogre/ogreboss.gc b/goal_src/jak1/levels/ogre/ogreboss.gc
index 9c1ad166e0..84b9889531 100644
--- a/goal_src/jak1/levels/ogre/ogreboss.gc
+++ b/goal_src/jak1/levels/ogre/ogreboss.gc
@@ -751,13 +751,7 @@
   (if (nonzero? (-> obj joint))
       (&+! (-> obj joint) arg0)
       )
-  (the-as
-    ogreboss-super-boulder
-    ((the-as (function process-drawable int process-drawable) (find-parent-method ogreboss-super-boulder 7))
-     obj
-     arg0
-     )
-    )
+  (call-parent-method obj arg0)
   )
 
 (defstate ogreboss-super-boulder-killed-player (ogreboss-super-boulder)
diff --git a/goal_src/jak1/levels/robocave/cave-trap.gc b/goal_src/jak1/levels/robocave/cave-trap.gc
index a394ceb36a..b60d011485 100644
--- a/goal_src/jak1/levels/robocave/cave-trap.gc
+++ b/goal_src/jak1/levels/robocave/cave-trap.gc
@@ -287,10 +287,7 @@
   (if (nonzero? (-> obj alt-actors))
       (&+! (-> obj alt-actors) arg0)
       )
-  (the-as
-    cave-trap
-    ((the-as (function process-drawable int process-drawable) (find-parent-method cave-trap 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! cave-trap ((obj cave-trap) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/snow/ice-cube.gc b/goal_src/jak1/levels/snow/ice-cube.gc
index 3318ec0ae7..b10cd45c0e 100644
--- a/goal_src/jak1/levels/snow/ice-cube.gc
+++ b/goal_src/jak1/levels/snow/ice-cube.gc
@@ -588,7 +588,7 @@
   (if (nonzero? (-> obj part4))
       (&+! (-> obj part4) arg0)
       )
-  (the-as ice-cube ((the-as (function nav-enemy int nav-enemy) (find-parent-method ice-cube 7)) obj arg0))
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! ice-cube ((obj ice-cube) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/snow/snow-ball.gc b/goal_src/jak1/levels/snow/snow-ball.gc
index 8ae5cd4d70..2d94388d85 100644
--- a/goal_src/jak1/levels/snow/snow-ball.gc
+++ b/goal_src/jak1/levels/snow/snow-ball.gc
@@ -560,11 +560,7 @@
         (&+! (-> obj path v1-0) arg0)
         )
     )
-  (the-as snow-ball ((the-as (function process-drawable int process-drawable) (find-parent-method snow-ball 7))
-                     (the-as process-drawable obj)
-                     arg0
-                     )
-          )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! snow-ball ((obj snow-ball) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/snow/snow-bumper.gc b/goal_src/jak1/levels/snow/snow-bumper.gc
index 999f271666..48747445a4 100644
--- a/goal_src/jak1/levels/snow/snow-bumper.gc
+++ b/goal_src/jak1/levels/snow/snow-bumper.gc
@@ -299,10 +299,7 @@
   (if (nonzero? (-> obj part2))
       (&+! (-> obj part2) arg0)
       )
-  (the-as
-    snow-bumper
-    ((the-as (function process-drawable int process-drawable) (find-parent-method snow-bumper 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! snow-bumper ((obj snow-bumper) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/snow/snow-obs.gc b/goal_src/jak1/levels/snow/snow-obs.gc
index d779f8d4e6..d6be52aa83 100644
--- a/goal_src/jak1/levels/snow/snow-obs.gc
+++ b/goal_src/jak1/levels/snow/snow-obs.gc
@@ -1001,10 +1001,7 @@
   (if (nonzero? (-> obj part3))
       (&+! (-> obj part3) arg0)
       )
-  (the-as
-    snow-fort-gate
-    ((the-as (function process-drawable int process-drawable) (find-parent-method snow-fort-gate 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! snow-fort-gate ((obj snow-fort-gate) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/snow/yeti.gc b/goal_src/jak1/levels/snow/yeti.gc
index 9a0dcd3995..5c3fdf4e1f 100644
--- a/goal_src/jak1/levels/snow/yeti.gc
+++ b/goal_src/jak1/levels/snow/yeti.gc
@@ -541,7 +541,7 @@
   (if (nonzero? (-> obj part2))
       (&+! (-> obj part2) arg0)
       )
-  (the-as yeti-slave ((the-as (function nav-enemy int nav-enemy) (find-parent-method yeti-slave 7)) obj arg0))
+  (call-parent-method obj arg0)
   )
 
 (defbehavior yeti-slave-init-by-other yeti-slave ((arg0 entity) (arg1 yeti) (arg2 vector) (arg3 vector) (arg4 symbol))
diff --git a/goal_src/jak1/levels/sunken/bully.gc b/goal_src/jak1/levels/sunken/bully.gc
index 30c470e364..bd74258285 100644
--- a/goal_src/jak1/levels/sunken/bully.gc
+++ b/goal_src/jak1/levels/sunken/bully.gc
@@ -734,10 +734,7 @@
   (if (nonzero? (-> obj neck))
       (&+! (-> obj neck) arg0)
       )
-  (the-as
-    bully
-    ((the-as (function process-drawable int process-drawable) (find-parent-method bully 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! bully ((obj bully) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/sunken/helix-water.gc b/goal_src/jak1/levels/sunken/helix-water.gc
index 7874d2f722..226191fd21 100644
--- a/goal_src/jak1/levels/sunken/helix-water.gc
+++ b/goal_src/jak1/levels/sunken/helix-water.gc
@@ -669,10 +669,7 @@
   (if (nonzero? (-> obj alt-actors))
       (&+! (-> obj alt-actors) arg0)
       )
-  (the-as
-    helix-water
-    ((the-as (function process-drawable int process-drawable) (find-parent-method helix-water 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! helix-water ((obj helix-water) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/sunken/puffer.gc b/goal_src/jak1/levels/sunken/puffer.gc
index d270382a66..beaac8f258 100644
--- a/goal_src/jak1/levels/sunken/puffer.gc
+++ b/goal_src/jak1/levels/sunken/puffer.gc
@@ -1059,10 +1059,7 @@
   (if (nonzero? (-> obj neck))
       (&+! (-> obj neck) arg0)
       )
-  (the-as
-    puffer
-    ((the-as (function process-drawable int process-drawable) (find-parent-method puffer 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! puffer ((obj puffer) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/sunken/qbert-plat.gc b/goal_src/jak1/levels/sunken/qbert-plat.gc
index f6e64d3565..e217bf65a4 100644
--- a/goal_src/jak1/levels/sunken/qbert-plat.gc
+++ b/goal_src/jak1/levels/sunken/qbert-plat.gc
@@ -280,7 +280,7 @@
   )
 
 (defmethod rigid-body-platform-method-23 qbert-plat ((obj qbert-plat) (arg0 float))
-  ((the-as (function rigid-body-platform float none) (find-parent-method qbert-plat 23)) obj arg0)
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj anchor-point))
   0
   (none)
diff --git a/goal_src/jak1/levels/sunken/square-platform.gc b/goal_src/jak1/levels/sunken/square-platform.gc
index ffb03c3118..170dacf41e 100644
--- a/goal_src/jak1/levels/sunken/square-platform.gc
+++ b/goal_src/jak1/levels/sunken/square-platform.gc
@@ -404,10 +404,7 @@
   (if (nonzero? (-> obj part4))
       (&+! (-> obj part4) arg0)
       )
-  (the-as
-    square-platform
-    ((the-as (function baseplat int baseplat) (find-parent-method square-platform 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! square-platform ((obj square-platform) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/sunken/steam-cap.gc b/goal_src/jak1/levels/sunken/steam-cap.gc
index d0340feda8..c9a02389fd 100644
--- a/goal_src/jak1/levels/sunken/steam-cap.gc
+++ b/goal_src/jak1/levels/sunken/steam-cap.gc
@@ -650,10 +650,7 @@
   (if (nonzero? (-> obj part3))
       (&+! (-> obj part3) arg0)
       )
-  (the-as
-    steam-cap
-    ((the-as (function process-drawable int process-drawable) (find-parent-method steam-cap 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod deactivate steam-cap ((obj steam-cap))
diff --git a/goal_src/jak1/levels/sunken/sunken-pipegame.gc b/goal_src/jak1/levels/sunken/sunken-pipegame.gc
index 7fef3ba56a..0ad10455a2 100644
--- a/goal_src/jak1/levels/sunken/sunken-pipegame.gc
+++ b/goal_src/jak1/levels/sunken/sunken-pipegame.gc
@@ -913,10 +913,7 @@
         )
       )
     )
-  (the-as
-    sunken-pipegame
-    ((the-as (function process-drawable int process-drawable) (find-parent-method sunken-pipegame 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defmethod init-from-entity! sunken-pipegame ((obj sunken-pipegame) (arg0 entity-actor))
diff --git a/goal_src/jak1/levels/swamp/billy.gc b/goal_src/jak1/levels/swamp/billy.gc
index 737abba7cf..ee659d1197 100644
--- a/goal_src/jak1/levels/swamp/billy.gc
+++ b/goal_src/jak1/levels/swamp/billy.gc
@@ -43,10 +43,7 @@
         (&+! (-> obj path-data v1-0) arg0)
         )
     )
-  (the-as
-    billy
-    ((the-as (function process-drawable int process-drawable) (find-parent-method billy 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (deftype billy-snack (process-drawable)
@@ -438,7 +435,7 @@
      (go (method-of-object obj play-anim))
      )
     (else
-      ((the-as (function nav-enemy none) (find-parent-method billy 38)) (the-as nav-enemy obj))
+      (call-parent-method obj)
       )
     )
   (none)
diff --git a/goal_src/jak1/levels/swamp/kermit.gc b/goal_src/jak1/levels/swamp/kermit.gc
index 8c14f71eb2..e8e056ee40 100644
--- a/goal_src/jak1/levels/swamp/kermit.gc
+++ b/goal_src/jak1/levels/swamp/kermit.gc
@@ -829,7 +829,7 @@
 nav-enemy-default-event-handler
 
 (defmethod common-post kermit ((obj kermit))
-  ((the-as (function nav-enemy none) (find-parent-method kermit 39)) obj)
+  (call-parent-method obj)
   (when (-> obj charged-up)
     )
   0
diff --git a/goal_src/jak1/levels/swamp/swamp-bat.gc b/goal_src/jak1/levels/swamp/swamp-bat.gc
index 445a3feb2d..010a78bc3a 100644
--- a/goal_src/jak1/levels/swamp/swamp-bat.gc
+++ b/goal_src/jak1/levels/swamp/swamp-bat.gc
@@ -62,10 +62,7 @@
         (&+! (-> obj path-list v1-0) arg0)
         )
     )
-  (the-as
-    swamp-bat
-    ((the-as (function process-drawable int process-drawable) (find-parent-method swamp-bat 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (deftype swamp-bat-slave (process-drawable)
diff --git a/goal_src/jak1/levels/training/training-obs.gc b/goal_src/jak1/levels/training/training-obs.gc
index cbc7f31596..cd58914544 100644
--- a/goal_src/jak1/levels/training/training-obs.gc
+++ b/goal_src/jak1/levels/training/training-obs.gc
@@ -242,7 +242,7 @@
   )
 
 (defmethod rigid-body-platform-method-23 tra-pontoon ((obj tra-pontoon) (arg0 float))
-  ((the-as (function rigid-body-platform float none) (find-parent-method tra-pontoon 23)) obj arg0)
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj anchor-point))
   0
   (none)
diff --git a/goal_src/jak1/levels/village2/swamp-blimp.gc b/goal_src/jak1/levels/village2/swamp-blimp.gc
index 600c12e5c7..2bff059ad8 100644
--- a/goal_src/jak1/levels/village2/swamp-blimp.gc
+++ b/goal_src/jak1/levels/village2/swamp-blimp.gc
@@ -585,10 +585,7 @@
   (if (nonzero? (-> obj bag))
       (&+! (-> obj bag) arg0)
       )
-  (the-as
-    swamp-blimp
-    ((the-as (function process-drawable int process-drawable) (find-parent-method swamp-blimp 7)) obj arg0)
-    )
+  (call-parent-method obj arg0)
   )
 
 (defstate swamp-tetherrock-die (swamp-tetherrock)
diff --git a/goal_src/jak1/levels/village2/village2-obs.gc b/goal_src/jak1/levels/village2/village2-obs.gc
index c75d61fe59..aa662cdc95 100644
--- a/goal_src/jak1/levels/village2/village2-obs.gc
+++ b/goal_src/jak1/levels/village2/village2-obs.gc
@@ -183,7 +183,7 @@
   )
 
 (defmethod rigid-body-platform-method-23 pontoon ((obj pontoon) (arg0 float))
-  ((the-as (function rigid-body-platform basic none) (find-parent-method pontoon 23)) obj (the-as basic arg0))
+  (call-parent-method obj arg0)
   (rigid-body-platform-method-27 obj (-> obj anchor-point))
   0
   (none)
diff --git a/goalc/compiler/Compiler.h b/goalc/compiler/Compiler.h
index de54236d25..a7574378b8 100644
--- a/goalc/compiler/Compiler.h
+++ b/goalc/compiler/Compiler.h
@@ -246,7 +246,6 @@ class Compiler {
 
   TypeSpec parse_typespec(const goos::Object& src, Env* env);
   bool is_local_symbol(const goos::Object& obj, Env* env);
-  emitter::HWRegKind get_preferred_reg_kind(const TypeSpec& ts);
   Val* compile_real_function_call(const goos::Object& form,
                                   RegVal* function,
                                   const std::vector<RegVal*>& args,
@@ -705,6 +704,7 @@ class Compiler {
   Val* compile_size_of(const goos::Object& form, const goos::Object& rest, Env* env);
   ConstPropResult const_prop_size_of(const goos::Object& form, const goos::Object& rest, Env* env);
   Val* compile_psize_of(const goos::Object& form, const goos::Object& rest, Env* env);
+  Val* compile_current_method_id(const goos::Object& form, const goos::Object& rest, Env* env);
 
   // State
   Val* compile_define_state_hook(const goos::Object& form, const goos::Object& rest, Env* env);
diff --git a/goalc/compiler/Env.h b/goalc/compiler/Env.h
index b9f36a01a9..3b8bf610c0 100644
--- a/goalc/compiler/Env.h
+++ b/goalc/compiler/Env.h
@@ -240,6 +240,7 @@ class FunctionEnv : public DeclareEnv {
 
   int segment = -1;
   std::string method_of_type_name = "#f";
+  std::optional<int> method_id;
   bool is_asm_func = false;
   bool asm_func_saved_regs = false;
   TypeSpec asm_func_return_type;
diff --git a/goalc/compiler/Util.cpp b/goalc/compiler/Util.cpp
index 04513cf664..43aba0804f 100644
--- a/goalc/compiler/Util.cpp
+++ b/goalc/compiler/Util.cpp
@@ -316,17 +316,6 @@ bool Compiler::is_local_symbol(const goos::Object& obj, Env* env) {
   return false;
 }
 
-emitter::HWRegKind Compiler::get_preferred_reg_kind(const TypeSpec& ts) {
-  switch (m_ts.lookup_type(ts)->get_preferred_reg_class()) {
-    case RegClass::GPR_64:
-      return emitter::HWRegKind::GPR;
-    case RegClass::FLOAT:
-      return emitter::HWRegKind::XMM;
-    default:
-      throw std::runtime_error("Unknown preferred register kind");
-  }
-}
-
 bool Compiler::is_none(Val* in) {
   return dynamic_cast<None*>(in);
 }
diff --git a/goalc/compiler/compilation/Atoms.cpp b/goalc/compiler/compilation/Atoms.cpp
index 0d24c01c64..537860e9f7 100644
--- a/goalc/compiler/compilation/Atoms.cpp
+++ b/goalc/compiler/compilation/Atoms.cpp
@@ -212,6 +212,7 @@ const std::unordered_map<
         {"none", {"", &Compiler::compile_none}},
         {"size-of", {"", &Compiler::compile_size_of}},
         {"psize-of", {"", &Compiler::compile_psize_of}},
+        {"current-method-id", {"", &Compiler::compile_current_method_id}},
 
         // LAMBDA
         {"lambda", {"", &Compiler::compile_lambda}},
diff --git a/goalc/compiler/compilation/Type.cpp b/goalc/compiler/compilation/Type.cpp
index 0cd071c417..c52d8f8253 100644
--- a/goalc/compiler/compilation/Type.cpp
+++ b/goalc/compiler/compilation/Type.cpp
@@ -492,6 +492,8 @@ Val* Compiler::compile_defmethod(const goos::Object& form, const goos::Object& _
   auto new_func_env = std::make_unique<FunctionEnv>(env, lambda.debug_name, &m_goos.reader);
   new_func_env->set_segment(env->function_env()->segment_for_static_data());
   new_func_env->method_of_type_name = symbol_string(type_name);
+  new_func_env->method_id =
+      m_ts.lookup_method(symbol_string(type_name), symbol_string(method_name)).id;
 
   // set up arguments
   if (lambda.params.size() > 8) {
@@ -1467,3 +1469,15 @@ Compiler::ConstPropResult Compiler::const_prop_size_of(const goos::Object& form,
 Val* Compiler::compile_psize_of(const goos::Object& form, const goos::Object& rest, Env* env) {
   return compile_integer((get_size_for_size_of(form, rest) + 0xf) & ~0xf, env);
 }
+
+Val* Compiler::compile_current_method_id(const goos::Object& form,
+                                         const goos::Object& rest,
+                                         Env* env) {
+  auto args = get_va(form, rest);
+  va_check(form, args, {}, {});
+  auto* fe = env->function_env();
+  if (!fe->method_id) {
+    throw_compiler_error(form, "current-method-id wasn't called from a method.");
+  }
+  return compile_integer(*fe->method_id, env);
+}
\ No newline at end of file