diff --git a/config/SOUE01/symbols.txt b/config/SOUE01/symbols.txt
index 5cb4fc38..d7202436 100644
--- a/config/SOUE01/symbols.txt
+++ b/config/SOUE01/symbols.txt
@@ -17704,12 +17704,12 @@ alloc__12mAllocator_cFUl = .text:0x802EE1E0; // type:function size:0x4
 free__12mAllocator_cFPv = .text:0x802EE1F0; // type:function size:0x4
 __ct__16mHeapAllocator_cFv = .text:0x802EE200; // type:function size:0x3C
 __dt__16mHeapAllocator_cFv = .text:0x802EE240; // type:function size:0x6C
-replaceWithNewFrmHeap__16mHeapAllocator_cFlPQ23EGG4HeapPclUl = .text:0x802EE2B0; // type:function size:0x84
-replaceWithNewExpHeap__16mHeapAllocator_cFlPQ23EGG4HeapPclUl = .text:0x802EE340; // type:function size:0x84
+createFrmHeap__16mHeapAllocator_cFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802EE2B0; // type:function size:0x84
+createExpHeap__16mHeapAllocator_cFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802EE340; // type:function size:0x84
 destroyHeap__16mHeapAllocator_cFv = .text:0x802EE3D0; // type:function size:0x54
 adjustFrmHeap__16mHeapAllocator_cFv = .text:0x802EE430; // type:function size:0x70
 adjustExpHeap__16mHeapAllocator_cFv = .text:0x802EE4A0; // type:function size:0x70
-createNewTempFrmHeap__16mHeapAllocator_cFlPQ23EGG4HeapPclUl = .text:0x802EE510; // type:function size:0x4C
+createFrmHeapToCurrent__16mHeapAllocator_cFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802EE510; // type:function size:0x4C
 adjustFrmHeapRestoreCurrent__16mHeapAllocator_cFv = .text:0x802EE560; // type:function size:0x64
 __nwa__FUlP12mAllocator_c = .text:0x802EE5D0; // type:function size:0x1C
 step__4mAngFslss = .text:0x802EE5F0; // type:function size:0xA4
@@ -17764,11 +17764,11 @@ createOrDie__15mDvd_callback_cFPFPv_PvPv = .text:0x802EF650; // type:function si
 execute__15mDvd_callback_cFv = .text:0x802EF680; // type:function size:0x54
 __dt__22mDvd_mountMemArchive_cFv = .text:0x802EF6E0; // type:function size:0x58
 __ct__22mDvd_mountMemArchive_cFi = .text:0x802EF740; // type:function size:0x74
-findPathWithCompressedExtension__FPCcPUc = .text:0x802EF7C0; // type:function size:0x16C
-setAutoStreamDecomp__Fb = .text:0x802EF930; // type:function size:0x8
-getAutoStreamDecomp__Fv = .text:0x802EF940; // type:function size:0x8
-ConvertPathToEntrynum__FPCcPUc = .text:0x802EF950; // type:function size:0x80 scope:local
-ConvertPathToEntrynum_Thunk__FPCcPUc = .text:0x802EF9D0; // type:function size:0x4 scope:local
+ConvertPathToEntrynumASD___4mDvdFPCcPUc = .text:0x802EF7C0; // type:function size:0x16C
+setAutoStreamDecomp__4mDvdFb = .text:0x802EF930; // type:function size:0x8
+isAutoStreamDecomp__4mDvdFv = .text:0x802EF940; // type:function size:0x8
+ConvertPathToEntrynum__4mDvdFPCcPUc = .text:0x802EF950; // type:function size:0x80 scope:local
+ConvertPathToEntrynumWithWarning__4mDvdFPCcPUc = .text:0x802EF9D0; // type:function size:0x4 scope:local
 create__22mDvd_mountMemArchive_cFPCcUcPQ23EGG4Heap = .text:0x802EF9E0; // type:function size:0xA0
 execute__22mDvd_mountMemArchive_cFv = .text:0x802EFA80; // type:function size:0xF8
 getArcBinary__22mDvd_mountMemArchive_cFv = .text:0x802EFB80; // type:function size:0x18
@@ -17815,12 +17815,12 @@ set__10mFrustum_cFffffffRC6mMtx_cb = .text:0x802F08E0; // type:function size:0x3
 fn_802F0C50 = .text:0x802F0C50; // type:function size:0x160
 fn_802F0DB0 = .text:0x802F0DB0; // type:function size:0x8
 fn_802F0DC0 = .text:0x802F0DC0; // type:function size:0x13C
-copyAttribute__5mHeapFUl = .text:0x802F0F00; // type:function size:0x34
+GetOptFlag__5mHeapFQ25mHeap13AllocOptBit_t = .text:0x802F0F00; // type:function size:0x34
 setCurrentHeap__5mHeapFPQ23EGG4Heap = .text:0x802F0F40; // type:function size:0x4
-createExpHeap__5mHeapFUlPQ23EGG4HeapPCcUlUl = .text:0x802F0F50; // type:function size:0x10C
+createExpHeap__5mHeapFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802F0F50; // type:function size:0x10C
 adjustExpHeap__5mHeapFPQ23EGG7ExpHeap = .text:0x802F1060; // type:function size:0x68
 expHeapCost__5mHeapFUlUl = .text:0x802F10D0; // type:function size:0x18
-createFrmHeap__5mHeapFUlPQ23EGG4HeapPCcUlUl = .text:0x802F10F0; // type:function size:0x10C
+createFrmHeap__5mHeapFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802F10F0; // type:function size:0x10C
 destroyFrmHeap__5mHeapFPQ23EGG7FrmHeap = .text:0x802F1200; // type:function size:0x1C
 adjustFrmHeap__5mHeapFPQ23EGG7FrmHeap = .text:0x802F1220; // type:function size:0x68
 frmHeapCost__5mHeapFUlUl = .text:0x802F1290; // type:function size:0x18
@@ -17829,7 +17829,7 @@ __dt__5mHeapFv = .text:0x802F12F0; // type:function size:0x58
 createHeap__5mHeapFUlPQ23EGG4HeapPCc = .text:0x802F1350; // type:function size:0x74
 saveCurrentHeap__5mHeapFv = .text:0x802F13D0; // type:function size:0xC
 restoreCurrentHeap__5mHeapFv = .text:0x802F13E0; // type:function size:0x2C
-makeFrmHeapAndUpdate__5mHeapFUlPQ23EGG4HeapPCcUlUl = .text:0x802F1410; // type:function size:0x40
+createFrmHeapToCurrent__5mHeapFUlPQ23EGG4HeapPCcUlQ25mHeap13AllocOptBit_t = .text:0x802F1410; // type:function size:0x40
 getDefaultGameHeapId__5mHeapFv = .text:0x802F1450; // type:function size:0x8
 createGameHeap__5mHeapFiUlPQ23EGG4Heap = .text:0x802F1460; // type:function size:0xAC
 createGameHeap1__5mHeapFUlPQ23EGG4Heap = .text:0x802F1510; // type:function size:0x44
@@ -17837,7 +17837,7 @@ createArchiveHeap__5mHeapFUlPQ23EGG4Heap = .text:0x802F1560; // type:function si
 createCommandHeap__5mHeapFUlPQ23EGG4Heap = .text:0x802F1590; // type:function size:0x2C
 createDylinkHeap__5mHeapFUlPQ23EGG4Heap = .text:0x802F15C0; // type:function size:0x2C
 createAssertHeap__5mHeapFPQ23EGG4Heap = .text:0x802F15F0; // type:function size:0x50
-makeHeapOnCurrentGameHeap__5mHeapFUlPCcUlUl = .text:0x802F1640; // type:function size:0x20
+makeHeapOnCurrentGameHeap__5mHeapFUlPCcUlQ25mHeap13AllocOptBit_t = .text:0x802F1640; // type:function size:0x20
 mMtx__ctor = .text:0x802F1660; // type:function size:0x44
 XrotS__6mMtx_cFRC4mAng = .text:0x802F16B0; // type:function size:0xBC
 XrotM__6mMtx_cFRC4mAng = .text:0x802F1770; // type:function size:0x4C
diff --git a/include/m/m_allocator.h b/include/m/m_allocator.h
index 4391ad0e..6d6f307b 100644
--- a/include/m/m_allocator.h
+++ b/include/m/m_allocator.h
@@ -2,6 +2,7 @@
 #define M_ALLOCATOR_H
 
 #include "egg/core/eggAllocator.h"
+#include "m/m_heap.h"
 
 class mAllocator_c : public EGG::Allocator {
 public:
@@ -19,12 +20,12 @@ public:
     /* 0x08 */ virtual ~mHeapAllocator_c();
     /* 0x0C */ // virtual void* alloc(u32 size);  // see mAlloctor::alloc
     /* 0x10 */ // virtual void free(void* block); // see mAlloctor::free
-    bool replaceWithNewFrmHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 unk);
-    bool replaceWithNewExpHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 unk);
+    bool createFrmHeap(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attr);
+    bool createExpHeap(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attr);
     void destroyHeap();
     s32 adjustFrmHeap();
     s32 adjustExpHeap();
-    bool createNewTempFrmHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 unk);
+    bool createFrmHeapToCurrent(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attr);
     void adjustFrmHeapRestoreCurrent();
 };
 
diff --git a/include/m/m_heap.h b/include/m/m_heap.h
index 05cc8308..e13b028b 100644
--- a/include/m/m_heap.h
+++ b/include/m/m_heap.h
@@ -16,14 +16,22 @@ class AssertHeap;
 // TODO: Doc symbols and func locations
 class mHeap {
 public:
-    /* 802f0f00 */ static u16 copyAttribute(u32);
+    // TODO - fix when importing RVL MEM
+    enum AllocOptBit_t {
+        OPT_NONE = 0x0,
+        OPT_1 = 0x1,
+        OPT_2 = 0x2,
+        OPT_4 = 0x4,
+    };
+
+    /* 802f0f00 */ static u16 GetOptFlag(AllocOptBit_t);
     /* 802f0f40 */ static EGG::Heap *setCurrentHeap(EGG::Heap *);
     /* 802f0f50 */ static EGG::Heap *createExpHeap(size_t size, EGG::Heap *parentHeap, const char *name, u32 align,
-            u32 attrs);
+            AllocOptBit_t attrs);
     /* 802f1060 */ static size_t adjustExpHeap(EGG::ExpHeap *heap);
     /* 802f10d0 */ static size_t expHeapCost(size_t start, u32 size);
     /* 802f10f0 */ static EGG::FrmHeap *createFrmHeap(size_t size, EGG::Heap *parentHeap, const char *name,
-            size_t align, size_t attrs);
+            size_t align, AllocOptBit_t attrs);
     /* 802f1200 */ static void destroyFrmHeap(EGG::FrmHeap *heap);
     /* 802f1220 */ static size_t adjustFrmHeap(EGG::FrmHeap *heap);
     /* 802f1290 */ static size_t frmHeapCost(size_t start, u32 size);
@@ -35,8 +43,8 @@ public:
     /* 802f1350 */ static EGG::ExpHeap *createHeap(size_t size, EGG::Heap *, const char *name);
     /* 802f13d0 */ static void saveCurrentHeap();
     /* 802f13e0 */ static void restoreCurrentHeap();
-    /* 802f1410 */ static EGG::FrmHeap *makeFrmHeapAndUpdate(size_t size, EGG::Heap *parentHeap, const char *name,
-            u32 align, u32 attrs);
+    /* 802f1410 */ static EGG::FrmHeap *createFrmHeapToCurrent(size_t size, EGG::Heap *parentHeap, const char *name,
+            u32 align, AllocOptBit_t attrs);
     /* 802f1450 */ static int getGameHeapNum();
     /* 802f1460 */ static EGG::Heap *createGameHeap(int heapNum, size_t size, EGG::Heap *parentHeap);
     /* 802f1510 */ static void createGameHeap1(size_t size, EGG::Heap *parentHeap);
@@ -44,7 +52,7 @@ public:
     /* 802f1590 */ static void createCommandHeap(size_t size, EGG::Heap *parentHeap);
     /* 802f15c0 */ static void createDylinkHeap(size_t size, EGG::Heap *parentHeap);
     /* 802f15f0 */ static EGG::AssertHeap *createAssertHeap(EGG::Heap *parentHeap);
-    /* 802f1640 */ static EGG::FrmHeap *makeHeapOnCurrentGameHeap(size_t size, const char *name, u32 align, u32 flags);
+    /* 802f1640 */ static EGG::FrmHeap *makeHeapOnCurrentGameHeap(size_t size, const char *name, u32 align, AllocOptBit_t flags);
 
     static int getDefaultGameHeapId();
 
diff --git a/src/d/a/d_a_base.cpp b/src/d/a/d_a_base.cpp
index 5ad96e3c..a60175f5 100644
--- a/src/d/a/d_a_base.cpp
+++ b/src/d/a/d_a_base.cpp
@@ -16,6 +16,7 @@
 #include "f/f_base.h"
 #include "f/f_list_nd.h"
 #include "m/m_angle.h"
+#include "m/m_heap.h"
 #include "m/m_vec.h"
 #include "toBeSorted/actor_info.h"
 #include "toBeSorted/event.h"
@@ -129,7 +130,7 @@ int dAcBase_c::initAllocatorWork1Heap(int size, char *name, int align) {
 }
 
 int dAcBase_c::initAllocator(int size, char *name, EGG::Heap *heap, int align) {
-    if (!heap_allocator.createNewTempFrmHeap(size, heap, name, 0x20, 0)) {
+    if (!heap_allocator.createFrmHeapToCurrent(size, heap, name, 0x20, mHeap::OPT_NONE)) {
         return 0;
     }
     sound_source = createSoundSource();
diff --git a/src/d/d_dylink.cpp b/src/d/d_dylink.cpp
index 55197434..2c17a470 100644
--- a/src/d/d_dylink.cpp
+++ b/src/d/d_dylink.cpp
@@ -46,7 +46,7 @@ char relsDir[] = "/rels";
 int initDylinkHeap(int maxRelId, const RelNamePtr *dynNameTable, int dynNameTableNum, EGG::Heap *parentHeap) {
     cCc_frmHeap = mHeap::createFrmHeap(
         maxRelId * 0x10 + dynNameTableNum * 0x48, parentHeap, "ダイナミックリンク制御用ヒープ(dDyl::cCc_frmHeap)", 0x20,
-        0
+        mHeap::OPT_NONE
     );
 
     mHeap _guard(cCc_frmHeap);
diff --git a/src/d/d_player_mdl.cpp b/src/d/d_player_mdl.cpp
index c5c45ba3..43a2bf28 100644
--- a/src/d/d_player_mdl.cpp
+++ b/src/d/d_player_mdl.cpp
@@ -15,6 +15,7 @@
 #include "m/m3d/m_fanm.h"
 #include "m/m3d/m_mdl.h"
 #include "m/m_allocator.h"
+#include "m/m_heap.h"
 #include "m/m_mtx.h"
 #include "m/m_vec.h"
 #include "nw4r/g3d/g3d_anmchr.h"
@@ -702,8 +703,7 @@ void daPlayerModelBase_c::freeFrmHeap(mHeapAllocator_c *allocator) {
 }
 
 void daPlayerModelBase_c::allocFrmHeap(mHeapAllocator_c *allocator, u32 size, const char *name) {
-    // TODO fix char constness
-    allocator->createNewTempFrmHeap(size, dHeap::work1Heap.heap, (char *)name, 0x20, 0);
+    allocator->createFrmHeapToCurrent(size, dHeap::work1Heap.heap, name, 0x20, mHeap::OPT_NONE);
     new u8[size]();
     allocator->adjustFrmHeapRestoreCurrent();
 }
diff --git a/src/d/d_rawarchive.cpp b/src/d/d_rawarchive.cpp
index 45b20758..d3854d37 100644
--- a/src/d/d_rawarchive.cpp
+++ b/src/d/d_rawarchive.cpp
@@ -1,4 +1,5 @@
 #include "d/d_rawarchive.h"
+#include "m/m_heap.h"
 
 #include "rvl/VI.h" // IWYU pragma: export
 
@@ -186,7 +187,7 @@ int dRawArcEntry_c::ensureLoadedMaybe(void *callbackArg) {
         if (mpArc == nullptr) {
             return -1;
         }
-        mpFrmHeap = mHeap::makeHeapOnCurrentGameHeap(-1, name(), 0x20, 0);
+        mpFrmHeap = mHeap::makeHeapOnCurrentGameHeap(-1, name(), 0x20, mHeap::OPT_NONE);
         if (mpFrmHeap == nullptr) {
             return -1;
         }
diff --git a/src/d/d_room.cpp b/src/d/d_room.cpp
index e6b9720f..801762fb 100644
--- a/src/d/d_room.cpp
+++ b/src/d/d_room.cpp
@@ -22,6 +22,7 @@
 #include "m/m3d/m_anmvis.h"
 #include "m/m3d/m_fanm.h"
 #include "m/m3d/m_smdl.h"
+#include "m/m_heap.h"
 #include "m/m_mtx.h"
 #include "m/m_vec.h"
 #include "nw4r/g3d/g3d_scnmdl.h"
@@ -56,8 +57,8 @@ int dRoom_c::create() {
                         !(dScGame_c::isCurrentStage("D300") && (roomid == 0 || roomid == 1 || roomid == 4)) &&
                         // LMF crawlspace, spike maze
                         !(dScGame_c::isCurrentStage("D300_1") && (roomid == 7 || roomid == 9));
-    if (!mAllocator.createNewTempFrmHeap(
-            -1, CurrentStageArcManager::GetInstance()->getHeap(roomid), "dRoom_c::m_allocator", 0x20, 0
+    if (!mAllocator.createFrmHeapToCurrent(
+            -1, CurrentStageArcManager::GetInstance()->getHeap(roomid), "dRoom_c::m_allocator", 0x20, mHeap::OPT_NONE
         )) {
         return FAILED;
     }
diff --git a/src/f/f_base.cpp b/src/f/f_base.cpp
index 3fddeae8..d1b7e34a 100644
--- a/src/f/f_base.cpp
+++ b/src/f/f_base.cpp
@@ -23,8 +23,11 @@ void (*fBase_c::sUnloadCallback)();
 
 /* 802e12f0 */
 fBase_c::fBase_c()
-    : unique_ID(m_rootUniqueID), params(m_tmpCtData.params), profile_name(m_tmpCtData.prof_name),
-      group_type(m_tmpCtData.group_type), manager(this) {
+    : unique_ID(m_rootUniqueID),
+      params(m_tmpCtData.params),
+      profile_name(m_tmpCtData.prof_name),
+      group_type(m_tmpCtData.group_type),
+      manager(this) {
     m_rootUniqueID = (fBaseID_e)(m_rootUniqueID + 1);
     if (m_rootUniqueID == INVALID) {
         for (;;) {
@@ -59,10 +62,10 @@ fBase_c::~fBase_c() {
     // that causes a weak destructor to spawn that actually needs to be in f_manager.
     // And it's not like any of fLiMgBa_c's methods are accessed via actor_list,
     // so who can tell? Maybe there's yet another type?
-    fLiNdBa_c *node = static_cast<fLiNdBa_c*>(actor_list.getFirst());
+    fLiNdBa_c *node = static_cast<fLiNdBa_c *>(actor_list.getFirst());
     while (node != nullptr) {
         node->unlink();
-        node = static_cast<fLiNdBa_c*>(actor_list.getFirst());
+        node = static_cast<fLiNdBa_c *>(actor_list.getFirst());
     }
 }
 
@@ -443,8 +446,9 @@ bool fBase_c::entryFrmHeap(size_t size, EGG::Heap *parentHeap) {
     EGG::FrmHeap *new_heap = nullptr;
 
     if (size != 0) {
-        new_heap =
-            mHeap::makeFrmHeapAndUpdate(size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, 0);
+        new_heap = mHeap::createFrmHeapToCurrent(
+            size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, mHeap::OPT_NONE
+        );
         if (new_heap != nullptr) {
             bool create_sucess = createHeap();
             mHeap::restoreCurrentHeap();
@@ -461,8 +465,9 @@ bool fBase_c::entryFrmHeap(size_t size, EGG::Heap *parentHeap) {
         }
     }
     if (new_heap == nullptr) {
-        new_heap =
-            mHeap::makeFrmHeapAndUpdate(-1, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, 0);
+        new_heap = mHeap::createFrmHeapToCurrent(
+            -1, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, mHeap::OPT_NONE
+        );
 
         if (new_heap != nullptr) {
             bool create_sucess = createHeap();
@@ -477,8 +482,8 @@ bool fBase_c::entryFrmHeap(size_t size, EGG::Heap *parentHeap) {
     }
 
     if (new_heap != nullptr) {
-        EGG::FrmHeap *larger_heap = mHeap::makeFrmHeapAndUpdate(
-            heap_size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, 0
+        EGG::FrmHeap *larger_heap = mHeap::createFrmHeapToCurrent(
+            heap_size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, mHeap::OPT_NONE
         );
         if (larger_heap != nullptr) {
             if (larger_heap < new_heap) {
@@ -516,8 +521,9 @@ bool fBase_c::entryFrmHeapNonAdjust(size_t size, EGG::Heap *parentHeap) {
         return true;
     }
 
-    EGG::FrmHeap *new_heap =
-        mHeap::makeFrmHeapAndUpdate(size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, 0);
+    EGG::FrmHeap *new_heap = mHeap::createFrmHeapToCurrent(
+        size, parentHeap, "各プロセスが個別で持てるヒープ(fBase_c::mHeap)", 0x20, mHeap::OPT_NONE
+    );
     if (new_heap != nullptr) {
         bool create_sucess = createHeap();
         mHeap::restoreCurrentHeap();
diff --git a/src/m/m3d/m_banm.cpp b/src/m/m3d/m_banm.cpp
index 047e5972..53a4a81b 100644
--- a/src/m/m3d/m_banm.cpp
+++ b/src/m/m3d/m_banm.cpp
@@ -29,7 +29,8 @@ bool banm_c::createAllocator(mAllocator_c *alloc, u32 *pStart) {
     i1 = mHeap::frmHeapCost(i2, 0x20);
     *pStart = ROUND_UP(i1, 0x20);
     mpFrameHeap = mHeap::createFrmHeap(
-        i2, (EGG::Heap *)alloc->mHeap, "アニメ切り替え用アロケータ(m3d::banm_c::m_heap)", internal::l_alignment, 0
+        i2, (EGG::Heap *)alloc->mHeap, "アニメ切り替え用アロケータ(m3d::banm_c::m_heap)", internal::l_alignment,
+        mHeap::OPT_NONE
     );
     mAllocator.attach(mpFrameHeap, 0x20);
     return true;
diff --git a/src/m/m3d/m_shadow.cpp b/src/m/m3d/m_shadow.cpp
index da0246ef..668a6669 100644
--- a/src/m/m3d/m_shadow.cpp
+++ b/src/m/m3d/m_shadow.cpp
@@ -56,7 +56,7 @@ void mShadow_c::create(
     // Maybe an Inline?
     EGG::FrmHeap **heap = mpFrmHeaps;
     for (int i = 0; i < 2; i++) {
-        heap[0] = mHeap::createFrmHeap(heapSize, mpHeap, "ShadowTmp", 0x4, 0);
+        heap[0] = mHeap::createFrmHeap(heapSize, mpHeap, "ShadowTmp", 0x4, mHeap::OPT_NONE);
         heap[0]->recordState(FRM_HEAP_STATE);
         heap++;
     }
@@ -519,7 +519,7 @@ void mShadowChild_c::updateMtx() {
 
     mVec3_c a(mQuat.v.x, mQuat.v.y, mQuat.v.z);
     a += mPositionMaybe * GetOffset();
-    
+
     mVec3_c b(mQuat.v.x, mQuat.v.y, mQuat.v.z);
     b -= mPositionMaybe * field_0x13C;
 
diff --git a/src/m/m_allocator.cpp b/src/m/m_allocator.cpp
index 1c6a56f0..25334c5c 100644
--- a/src/m/m_allocator.cpp
+++ b/src/m/m_allocator.cpp
@@ -35,7 +35,7 @@ mHeapAllocator_c::~mHeapAllocator_c() {
     destroyHeap();
 }
 
-bool mHeapAllocator_c::replaceWithNewFrmHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 attrs) {
+bool mHeapAllocator_c::createFrmHeap(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attrs) {
     destroyHeap();
     EGG::Heap *heap = mHeap::createFrmHeap(size, newHeap, heapName, align, attrs);
     if (heap == nullptr) {
@@ -45,7 +45,7 @@ bool mHeapAllocator_c::replaceWithNewFrmHeap(s32 size, EGG::Heap *newHeap, char
     return true;
 }
 
-bool mHeapAllocator_c::replaceWithNewExpHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 attrs) {
+bool mHeapAllocator_c::createExpHeap(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attrs) {
     destroyHeap();
     EGG::Heap *heap = mHeap::createExpHeap(size, newHeap, heapName, align, attrs);
     if (heap == nullptr) {
@@ -79,8 +79,8 @@ s32 mHeapAllocator_c::adjustExpHeap() {
     return mHeap::adjustExpHeap(EGG::Heap::toExpHeap(heap));
 }
 
-bool mHeapAllocator_c::createNewTempFrmHeap(s32 size, EGG::Heap *newHeap, char *heapName, s32 align, u32 attrs) {
-    if (!replaceWithNewFrmHeap(size, newHeap, heapName, align, attrs)) {
+bool mHeapAllocator_c::createFrmHeapToCurrent(u32 size, EGG::Heap *newHeap, const char *heapName, u32 align, mHeap::AllocOptBit_t attrs) {
+    if (!createFrmHeap(size, newHeap, heapName, align, attrs)) {
         return false;
     }
     mHeap::saveCurrentHeap();
diff --git a/src/m/m_dvd.cpp b/src/m/m_dvd.cpp
index cfee7660..49c2eba8 100644
--- a/src/m/m_dvd.cpp
+++ b/src/m/m_dvd.cpp
@@ -165,8 +165,10 @@ static void *loadToMainRAM(
     return result;
 }
 
+static int ConvertPathToEntrynum(const char *path, u8 *);
+
 int ConvertPathToEntrynum(const char *path) {
-    return ::ConvertPathToEntrynum(path, nullptr);
+    return mDvd::ConvertPathToEntrynum(path, nullptr);
 }
 
 u32 IsExistPath(const char *path) {
@@ -374,8 +376,10 @@ mDvd_mountMemArchive_c::mDvd_mountMemArchive_c(int mountDirection) {
     mAmountRead = 0;
 }
 
+namespace mDvd {
+
 /** 802ef7c0 */
-int findPathWithCompressedExtension(const char *name, u8 *outType) {
+static int ConvertPathToEntrynumASD_(const char *name, u8 *outType) {
     u8 type;
     char buf[256];
     int num;
@@ -434,10 +438,11 @@ void setAutoStreamDecomp(bool arg) {
 }
 
 /** 802ef940 */
-bool getAutoStreamDecomp() {
+bool isAutoStreamDecomp() {
     return mDvd::l_IsAutoStreamDecomp;
 }
 
+
 /** 802ef950 */
 static int ConvertPathToEntrynum(const char *path, u8 *outType) {
     int num = DVDConvertPathToEntrynum(path);
@@ -445,22 +450,24 @@ static int ConvertPathToEntrynum(const char *path, u8 *outType) {
         if (outType != nullptr) {
             *outType = 0;
         }
-    } else if (getAutoStreamDecomp()) {
-        num = findPathWithCompressedExtension(path, outType);
+    } else if (mDvd::isAutoStreamDecomp()) {
+        num = mDvd::ConvertPathToEntrynumASD_(path, outType);
     }
     return num;
 }
 
 /** 802ef9d0 */
-static int ConvertPathToEntrynum_Thunk(const char *path, u8 *outType) {
+static int ConvertPathToEntrynumWithWarning(const char *path, u8 *outType) {
     return ConvertPathToEntrynum(path, outType);
 }
 
+}
+
 /** 802ef9e0 */
 mDvd_mountMemArchive_c *mDvd_mountMemArchive_c::create(const char *path, u8 mountDirection, EGG::Heap *heap) {
     u8 type;
     mDvd_mountMemArchive_c *cmd = nullptr;
-    int entryNum = ConvertPathToEntrynum_Thunk(path, &type);
+    int entryNum = mDvd::ConvertPathToEntrynumWithWarning(path, &type);
     if (entryNum != -1) {
         cmd = new mDvd_mountMemArchive_c(mountDirection);
         if (cmd != nullptr) {
@@ -596,7 +603,7 @@ mDvd_toMainRam_normal_c::mDvd_toMainRam_normal_c(int mountDirection) : mDvd_toMa
 /** 802eff90 */
 mDvd_toMainRam_normal_c *mDvd_toMainRam_normal_c::create(const char *path, int mountDirection, EGG::Heap *heap) {
     u8 type;
-    int entryNum = ConvertPathToEntrynum_Thunk(path, &type);
+    int entryNum = mDvd::ConvertPathToEntrynumWithWarning(path, &type);
     mDvd_toMainRam_normal_c *cmd;
     if (entryNum == -1) {
         cmd = nullptr;
diff --git a/src/m/m_heap.cpp b/src/m/m_heap.cpp
index f2767ac0..eb6bc6da 100644
--- a/src/m/m_heap.cpp
+++ b/src/m/m_heap.cpp
@@ -22,7 +22,7 @@ const char *const mHeap::s_GameHeapNames[4] = {
     0,
 };
 
-u16 mHeap::copyAttribute(u32 arg) {
+u16 mHeap::GetOptFlag(AllocOptBit_t arg) {
     u16 result = 0;
 
     if ((arg & 1) != 0) {
@@ -40,7 +40,7 @@ u16 mHeap::copyAttribute(u32 arg) {
 EGG::Heap *mHeap::setCurrentHeap(EGG::Heap *heap) {
     return heap->becomeCurrentHeap();
 }
-EGG::Heap *mHeap::createExpHeap(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, u32 attrs) {
+EGG::Heap *mHeap::createExpHeap(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, AllocOptBit_t attrs) {
     if (parentHeap == nullptr) {
         parentHeap = EGG::Heap::sCurrentHeap;
     }
@@ -58,7 +58,7 @@ EGG::Heap *mHeap::createExpHeap(size_t size, EGG::Heap *parentHeap, const char *
     void *mem = parentHeap->alloc(size, align);
     EGG::ExpHeap *heap = nullptr;
     if (mem != nullptr) {
-        heap = EGG::ExpHeap::create(mem, size, copyAttribute(attrs));
+        heap = EGG::ExpHeap::create(mem, size, GetOptFlag(attrs));
         if (heap == nullptr) {
             parentHeap->free(mem);
         } else if (name != nullptr) {
@@ -86,7 +86,7 @@ size_t mHeap::expHeapCost(size_t size, u32 align) {
     return size + (~(a)&b);
 }
 
-EGG::FrmHeap *mHeap::createFrmHeap(size_t size, EGG::Heap *parent, const char *name, size_t align, size_t attrs) {
+EGG::FrmHeap *mHeap::createFrmHeap(size_t size, EGG::Heap *parent, const char *name, size_t align, AllocOptBit_t attrs) {
     if (parent == nullptr) {
         parent = EGG::Heap::sCurrentHeap;
     }
@@ -104,7 +104,7 @@ EGG::FrmHeap *mHeap::createFrmHeap(size_t size, EGG::Heap *parent, const char *n
     void *mem = parent->alloc(size, align);
     EGG::FrmHeap *heap = nullptr;
     if (mem != nullptr) {
-        heap = EGG::FrmHeap::create(mem, size, copyAttribute(attrs));
+        heap = EGG::FrmHeap::create(mem, size, GetOptFlag(attrs));
         if (heap == nullptr) {
             parent->free(mem);
         } else if (name != nullptr) {
@@ -167,8 +167,8 @@ void mHeap::restoreCurrentHeap() {
     s_SavedCurrentHeap = nullptr;
 }
 
-EGG::FrmHeap *mHeap::makeFrmHeapAndUpdate(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, u32 unk) {
-    EGG::FrmHeap *heap = createFrmHeap(size, parentHeap, name, align, unk);
+EGG::FrmHeap *mHeap::createFrmHeapToCurrent(size_t size, EGG::Heap *parentHeap, const char *name, u32 align, AllocOptBit_t opt) {
+    EGG::FrmHeap *heap = createFrmHeap(size, parentHeap, name, align, opt);
     if (heap != nullptr) {
         s_SavedCurrentHeap = setCurrentHeap(heap);
     }
@@ -209,6 +209,6 @@ EGG::AssertHeap *mHeap::createAssertHeap(EGG::Heap *parent) {
     return g_assertHeap;
 }
 
-EGG::FrmHeap *mHeap::makeHeapOnCurrentGameHeap(size_t size, const char *name, u32 align, u32 flags) {
-    return makeFrmHeapAndUpdate(size, g_gameHeaps[0], name, align, flags);
+EGG::FrmHeap *mHeap::makeHeapOnCurrentGameHeap(size_t size, const char *name, u32 align, AllocOptBit_t flags) {
+    return createFrmHeapToCurrent(size, g_gameHeaps[0], name, align, flags);
 }
diff --git a/src/toBeSorted/attention.cpp b/src/toBeSorted/attention.cpp
index 21dd1b4a..86257c93 100644
--- a/src/toBeSorted/attention.cpp
+++ b/src/toBeSorted/attention.cpp
@@ -5,6 +5,7 @@
 #include "d/d_heap.h"
 #include "d/d_pad.h"
 #include "m/m_angle.h"
+#include "m/m_heap.h"
 #include "nw4r/g3d/res/g3d_resfile.h"
 #include "toBeSorted/arc_managers/oarc_manager.h"
 #include "toBeSorted/event_manager.h"
@@ -81,7 +82,7 @@ bool AttentionManager::create() {
     field_0xBD5 = 0;
     field_0xBD4 = 0;
 
-    if (!mAllocator.createNewTempFrmHeap(-1, dHeap::work1Heap.heap, "Attention", 0x20, 0)) {
+    if (!mAllocator.createFrmHeapToCurrent(-1, dHeap::work1Heap.heap, "Attention", 0x20, mHeap::OPT_NONE)) {
         return 0;
     }
     mModels.mMdls[0].field_0x79 = 0;
diff --git a/src/toBeSorted/d_emitter.cpp b/src/toBeSorted/d_emitter.cpp
index a8b0379f..5fab3069 100644
--- a/src/toBeSorted/d_emitter.cpp
+++ b/src/toBeSorted/d_emitter.cpp
@@ -2,6 +2,7 @@
 // vtable order
 #include "JSystem/JParticle/JPAEmitter.h"
 #include "JSystem/JParticle/JPAParticle.h"
+#include "m/m_heap.h"
 #include "rvl/GX/GXTypes.h"
 #include "toBeSorted/d_d3d.h"
 // clang-format on
@@ -910,7 +911,7 @@ bool dJEffManager_c::createEffManagers() {
         }
     }
 
-    ms_allocator->createNewTempFrmHeap(-1, dHeap::work1Heap.heap, "dJEffManager_c::ms_allocator", 0x20, 0);
+    ms_allocator->createFrmHeapToCurrent(-1, dHeap::work1Heap.heap, "dJEffManager_c::ms_allocator", 0x20, mHeap::OPT_NONE);
     for (s32 idx = 0; idx < 2; idx++) {
         sFogProcs[idx].create(idx, sInts[idx], -1, ms_allocator);
     }
diff --git a/src/toBeSorted/d_particle.cpp b/src/toBeSorted/d_particle.cpp
index e05695af..fe35b08e 100644
--- a/src/toBeSorted/d_particle.cpp
+++ b/src/toBeSorted/d_particle.cpp
@@ -26,7 +26,7 @@ static u16 extractResUserIdx(u16 particleResId) {
 namespace dParticle {
 
 JPAResourceManager *res_c::init(const void *jpc, const void *jpn, EGG::Heap *heap) {
-    mpHeap = mHeap::createFrmHeap(-1, heap, "dParticle::res_c", 0x20, 0);
+    mpHeap = mHeap::createFrmHeap(-1, heap, "dParticle::res_c", 0x20, mHeap::OPT_NONE);
     if (mpHeap == nullptr) {
         return nullptr;
     }
diff --git a/src/toBeSorted/time_area_mgr.cpp b/src/toBeSorted/time_area_mgr.cpp
index 5e7de081..3a613b34 100644
--- a/src/toBeSorted/time_area_mgr.cpp
+++ b/src/toBeSorted/time_area_mgr.cpp
@@ -2,6 +2,7 @@
 
 #include "d/d_heap.h"
 #include "d/d_sc_game.h"
+#include "m/m_heap.h"
 #include "nw4r/g3d/g3d_obj.h"
 
 dTimeAreaMgr_c::dTimeAreaMgr_c() {
@@ -13,7 +14,7 @@ dTimeAreaMgr_c::~dTimeAreaMgr_c() {
 }
 
 bool dTimeAreaMgr_c::init() {
-    mAllocator.replaceWithNewFrmHeap(-1, dHeap::work1Heap.heap, "dTimeAreaMgr_c::m_allocator", 0x20, 0);
+    mAllocator.createFrmHeap(-1, dHeap::work1Heap.heap, "dTimeAreaMgr_c::m_allocator", 0x20, mHeap::OPT_NONE);
     mProcA.create(&mAllocator);
     mProcB.create(&mAllocator);
     mAllocator.adjustFrmHeap();