diff --git a/src/code/game.c b/src/code/game.c
index 478fd709df..10fdcbefd9 100644
--- a/src/code/game.c
+++ b/src/code/game.c
@@ -489,7 +489,7 @@ void* GameState_Alloc(GameState* gameState, size_t size, char* file, s32 line) {
     }
     if (ret != NULL) {
         osSyncPrintf(VT_FGCOL(GREEN));
-        osSyncPrintf("game_alloc(%08x) %08x-%08x [%s:%d]\n", size, ret, (u32)ret + size, file, line);
+        osSyncPrintf("game_alloc(%08x) %08x-%08x [%s:%d]\n", size, ret, (uintptr_t)ret + size, file, line);
         osSyncPrintf(VT_RST);
     }
     return ret;
diff --git a/src/code/loadfragment2.c b/src/code/loadfragment2.c
index 8212572645..97002f9e9e 100644
--- a/src/code/loadfragment2.c
+++ b/src/code/loadfragment2.c
@@ -1,7 +1,8 @@
 #include "global.h"
 
 void* Overlay_AllocateAndLoad(uintptr_t vromStart, uintptr_t vromEnd, void* vramStart, void* vramEnd) {
-    void* allocatedRamAddr = SystemArena_MallocRDebug((s32)vramEnd - (s32)vramStart, "../loadfragment2.c", 31);
+    void* allocatedRamAddr =
+        SystemArena_MallocRDebug((intptr_t)vramEnd - (intptr_t)vramStart, "../loadfragment2.c", 31);
 
     if (gOverlayLogSeverity >= 3) {
         osSyncPrintf("OVL:SPEC(%08x-%08x) REAL(%08x-%08x) OFFSET(%08x)\n", vramStart, vramEnd, allocatedRamAddr,
diff --git a/src/code/z_actor.c b/src/code/z_actor.c
index 637f7fceec..d7cd85e3e7 100644
--- a/src/code/z_actor.c
+++ b/src/code/z_actor.c
@@ -731,7 +731,7 @@ void TitleCard_Draw(PlayState* play, TitleCardContext* titleCtx) {
         gDPSetPrimColor(OVERLAY_DISP++, 0, 0, (u8)titleCtx->intensity, (u8)titleCtx->intensity, (u8)titleCtx->intensity,
                         (u8)titleCtx->alpha);
 
-        gDPLoadTextureBlock(OVERLAY_DISP++, (s32)titleCtx->texture + textureLanguageOffset, G_IM_FMT_IA, G_IM_SIZ_8b,
+        gDPLoadTextureBlock(OVERLAY_DISP++, (u8*)titleCtx->texture + textureLanguageOffset, G_IM_FMT_IA, G_IM_SIZ_8b,
                             width, height, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK,
                             G_TX_NOMASK, G_TX_NOLOD, G_TX_NOLOD);
 
@@ -742,7 +742,7 @@ void TitleCard_Draw(PlayState* play, TitleCardContext* titleCtx) {
 
         // If texture is bigger than 0x1000, display the rest
         if (height > 0) {
-            gDPLoadTextureBlock(OVERLAY_DISP++, (s32)titleCtx->texture + textureLanguageOffset + 0x1000, G_IM_FMT_IA,
+            gDPLoadTextureBlock(OVERLAY_DISP++, (u8*)titleCtx->texture + textureLanguageOffset + 0x1000, G_IM_FMT_IA,
                                 G_IM_SIZ_8b, width, height, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP,
                                 G_TX_NOMASK, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOLOD);
 
@@ -2749,7 +2749,7 @@ Actor* Actor_Spawn(ActorContext* actorCtx, PlayState* play, s16 actorId, f32 pos
     ASSERT(actorId < ACTOR_ID_MAX, "profile < ACTOR_DLF_MAX", "../z_actor.c", 6883);
 
     name = overlayEntry->name != NULL ? overlayEntry->name : "";
-    overlaySize = (u32)overlayEntry->vramEnd - (u32)overlayEntry->vramStart;
+    overlaySize = (uintptr_t)overlayEntry->vramEnd - (uintptr_t)overlayEntry->vramStart;
 
     if (HREG(20) != 0) {
         // "Actor class addition [%d:%s]"
@@ -2807,17 +2807,19 @@ Actor* Actor_Spawn(ActorContext* actorCtx, PlayState* play, s16 actorId, f32 pos
             osSyncPrintf(VT_FGCOL(GREEN));
             osSyncPrintf("OVL(a):Seg:%08x-%08x Ram:%08x-%08x Off:%08x %s\n", overlayEntry->vramStart,
                          overlayEntry->vramEnd, overlayEntry->loadedRamAddr,
-                         (u32)overlayEntry->loadedRamAddr + (u32)overlayEntry->vramEnd - (u32)overlayEntry->vramStart,
-                         (u32)overlayEntry->vramStart - (u32)overlayEntry->loadedRamAddr, name);
+                         (uintptr_t)overlayEntry->loadedRamAddr + (uintptr_t)overlayEntry->vramEnd -
+                             (uintptr_t)overlayEntry->vramStart,
+                         (uintptr_t)overlayEntry->vramStart - (uintptr_t)overlayEntry->loadedRamAddr, name);
             osSyncPrintf(VT_RST);
 
             overlayEntry->numLoaded = 0;
         }
 
-        actorInit = (void*)(u32)((overlayEntry->initInfo != NULL)
-                                     ? (void*)((u32)overlayEntry->initInfo -
-                                               (s32)((u32)overlayEntry->vramStart - (u32)overlayEntry->loadedRamAddr))
-                                     : NULL);
+        actorInit = (void*)(uintptr_t)(
+            (overlayEntry->initInfo != NULL)
+                ? (void*)((uintptr_t)overlayEntry->initInfo -
+                          (intptr_t)((uintptr_t)overlayEntry->vramStart - (uintptr_t)overlayEntry->loadedRamAddr))
+                : NULL);
     }
 
     objBankIndex = Object_GetIndex(&play->objectCtx, actorInit->objectId);
diff --git a/src/code/z_actor_dlftbls.c b/src/code/z_actor_dlftbls.c
index 22fa580d7b..69e84c436d 100644
--- a/src/code/z_actor_dlftbls.c
+++ b/src/code/z_actor_dlftbls.c
@@ -76,10 +76,10 @@ void ActorOverlayTable_FaultPrint(void* arg0, void* arg1) {
     FaultDrawer_Printf("No. RamStart- RamEnd cn  Name\n");
 
     for (i = 0, overlayEntry = &gActorOverlayTable[0]; i < gMaxActorId; i++, overlayEntry++) {
-        overlaySize = (u32)overlayEntry->vramEnd - (u32)overlayEntry->vramStart;
+        overlaySize = (uintptr_t)overlayEntry->vramEnd - (uintptr_t)overlayEntry->vramStart;
         if (overlayEntry->loadedRamAddr != NULL) {
             FaultDrawer_Printf("%3d %08x-%08x %3d %s\n", i, overlayEntry->loadedRamAddr,
-                               (u32)overlayEntry->loadedRamAddr + overlaySize, overlayEntry->numLoaded,
+                               (uintptr_t)overlayEntry->loadedRamAddr + overlaySize, overlayEntry->numLoaded,
                                overlayEntry->name != NULL ? overlayEntry->name : "");
         }
     }
diff --git a/src/code/z_effect_soft_sprite.c b/src/code/z_effect_soft_sprite.c
index 655ed040d7..afd563da22 100644
--- a/src/code/z_effect_soft_sprite.c
+++ b/src/code/z_effect_soft_sprite.c
@@ -11,7 +11,8 @@ void EffectSs_InitInfo(PlayState* play, s32 tableSize) {
     for (i = 0; i < ARRAY_COUNT(gEffectSsOverlayTable); i++) {
         overlay = &gEffectSsOverlayTable[i];
         osSyncPrintf("effect index %3d:size=%6dbyte romsize=%6dbyte\n", i,
-                     (u32)overlay->vramEnd - (u32)overlay->vramStart, overlay->vromEnd - overlay->vromStart);
+                     (uintptr_t)overlay->vramEnd - (uintptr_t)overlay->vramStart,
+                     overlay->vromEnd - overlay->vromStart);
     }
 
     sEffectSsInfo.table = GameState_Alloc(&play->state, tableSize * sizeof(EffectSs), "../z_effect_soft_sprite.c", 289);
@@ -180,7 +181,7 @@ void EffectSs_Spawn(PlayState* play, s32 type, s32 priority, void* initParams) {
     }
 
     sEffectSsInfo.searchStartIndex = index + 1;
-    overlaySize = (u32)overlayEntry->vramEnd - (u32)overlayEntry->vramStart;
+    overlaySize = (uintptr_t)overlayEntry->vramEnd - (uintptr_t)overlayEntry->vramStart;
 
     if (overlayEntry->vramStart == NULL) {
         // "Not an overlay"
@@ -212,10 +213,11 @@ void EffectSs_Spawn(PlayState* play, s32 type, s32 priority, void* initParams) {
             osSyncPrintf(VT_RST);
         }
 
-        initInfo = (void*)(u32)((overlayEntry->initInfo != NULL)
-                                    ? (void*)((u32)overlayEntry->initInfo -
-                                              (s32)((u32)overlayEntry->vramStart - (u32)overlayEntry->loadedRamAddr))
-                                    : NULL);
+        initInfo = (void*)(uintptr_t)(
+            (overlayEntry->initInfo != NULL)
+                ? (void*)((uintptr_t)overlayEntry->initInfo -
+                          (intptr_t)((uintptr_t)overlayEntry->vramStart - (uintptr_t)overlayEntry->loadedRamAddr))
+                : NULL);
     }
 
     if (initInfo->init == NULL) {
diff --git a/src/code/z_jpeg.c b/src/code/z_jpeg.c
index 988d402ae6..2285eac8c9 100644
--- a/src/code/z_jpeg.c
+++ b/src/code/z_jpeg.c
@@ -102,7 +102,7 @@ void Jpeg_CopyToZbuffer(u16* src, u16* zbuffer, s32 x, s32 y) {
  * unaligned values in JPEG header files.
  */
 u16 Jpeg_GetUnalignedU16(u8* ptr) {
-    if (((u32)ptr & 1) == 0) {
+    if (((uintptr_t)ptr & 1) == 0) {
         // Read the value normally if it's aligned to a 16-bit address.
         return *(u16*)ptr;
     } else {
diff --git a/src/code/z_kaleido_manager.c b/src/code/z_kaleido_manager.c
index 8a11d69bbc..dfae977042 100644
--- a/src/code/z_kaleido_manager.c
+++ b/src/code/z_kaleido_manager.c
@@ -24,18 +24,18 @@ void KaleidoManager_LoadOvl(KaleidoMgrOverlay* ovl) {
 
     osSyncPrintf(VT_FGCOL(GREEN));
     osSyncPrintf("OVL(k):Seg:%08x-%08x Ram:%08x-%08x Off:%08x %s\n", ovl->vramStart, ovl->vramEnd, ovl->loadedRamAddr,
-                 (u32)ovl->loadedRamAddr + (u32)ovl->vramEnd - (u32)ovl->vramStart,
-                 (u32)ovl->vramStart - (u32)ovl->loadedRamAddr, ovl->name);
+                 (uintptr_t)ovl->loadedRamAddr + (uintptr_t)ovl->vramEnd - (uintptr_t)ovl->vramStart,
+                 (uintptr_t)ovl->vramStart - (uintptr_t)ovl->loadedRamAddr, ovl->name);
     osSyncPrintf(VT_RST);
 
-    ovl->offset = (u32)ovl->loadedRamAddr - (u32)ovl->vramStart;
+    ovl->offset = (uintptr_t)ovl->loadedRamAddr - (uintptr_t)ovl->vramStart;
     gKaleidoMgrCurOvl = ovl;
 }
 
 void KaleidoManager_ClearOvl(KaleidoMgrOverlay* ovl) {
     if (ovl->loadedRamAddr != NULL) {
         ovl->offset = 0;
-        bzero(ovl->loadedRamAddr, (u32)ovl->vramEnd - (u32)ovl->vramStart);
+        bzero(ovl->loadedRamAddr, (uintptr_t)ovl->vramEnd - (uintptr_t)ovl->vramStart);
         ovl->loadedRamAddr = NULL;
         gKaleidoMgrCurOvl = NULL;
     }
@@ -47,7 +47,7 @@ void KaleidoManager_Init(PlayState* play) {
     u32 i;
 
     for (i = 0; i < ARRAY_COUNT(gKaleidoMgrOverlayTable); i++) {
-        size = (u32)gKaleidoMgrOverlayTable[i].vramEnd - (u32)gKaleidoMgrOverlayTable[i].vramStart;
+        size = (uintptr_t)gKaleidoMgrOverlayTable[i].vramEnd - (uintptr_t)gKaleidoMgrOverlayTable[i].vramStart;
         if (size > largestSize) {
             largestSize = size;
         }
@@ -61,7 +61,7 @@ void KaleidoManager_Init(PlayState* play) {
     LogUtils_CheckNullPointer("KaleidoArea_allocp", sKaleidoAreaPtr, "../z_kaleido_manager.c", 151);
 
     osSyncPrintf(VT_FGCOL(GREEN));
-    osSyncPrintf("KaleidoArea %08x - %08x\n", sKaleidoAreaPtr, (u32)sKaleidoAreaPtr + largestSize);
+    osSyncPrintf("KaleidoArea %08x - %08x\n", sKaleidoAreaPtr, (uintptr_t)sKaleidoAreaPtr + largestSize);
     osSyncPrintf(VT_RST);
 
     gKaleidoMgrCurOvl = NULL;
@@ -85,7 +85,7 @@ void* KaleidoManager_GetRamAddr(void* vram) {
     if (ovl == NULL) {
         iter = &gKaleidoMgrOverlayTable[0];
         for (i = 0; i < ARRAY_COUNT(gKaleidoMgrOverlayTable); i++) {
-            if (((u32)vram >= (u32)iter->vramStart) && ((u32)iter->vramEnd >= (u32)vram)) {
+            if (((uintptr_t)vram >= (uintptr_t)iter->vramStart) && ((uintptr_t)iter->vramEnd >= (uintptr_t)vram)) {
                 KaleidoManager_LoadOvl(iter);
                 ovl = iter;
                 goto KaleidoManager_GetRamAddr_end;
@@ -98,9 +98,10 @@ void* KaleidoManager_GetRamAddr(void* vram) {
     }
 
 KaleidoManager_GetRamAddr_end:
-    if ((ovl == NULL) || ((u32)vram < (u32)ovl->vramStart) || ((u32)vram >= (u32)ovl->vramEnd)) {
+    if ((ovl == NULL) || ((uintptr_t)vram < (uintptr_t)ovl->vramStart) ||
+        ((uintptr_t)vram >= (uintptr_t)ovl->vramEnd)) {
         return NULL;
     }
 
-    return (void*)((u32)vram + ovl->offset);
+    return (void*)((uintptr_t)vram + ovl->offset);
 }
diff --git a/src/code/z_map_mark.c b/src/code/z_map_mark.c
index e04d8a9d28..e84cbaaec9 100644
--- a/src/code/z_map_mark.c
+++ b/src/code/z_map_mark.c
@@ -55,7 +55,7 @@ static MapMarkData** sLoadedMarkDataTable;
 
 void MapMark_Init(PlayState* play) {
     MapMarkDataOverlay* overlay = &sMapMarkDataOvl;
-    u32 overlaySize = (u32)overlay->vramEnd - (u32)overlay->vramStart;
+    u32 overlaySize = (uintptr_t)overlay->vramEnd - (uintptr_t)overlay->vramStart;
 
     overlay->loadedRamAddr = GameState_Alloc(&play->state, overlaySize, "../z_map_mark.c", 235);
     LogUtils_CheckNullPointer("dlftbl->allocp", overlay->loadedRamAddr, "../z_map_mark.c", 236);
@@ -63,10 +63,11 @@ void MapMark_Init(PlayState* play) {
     Overlay_Load(overlay->vromStart, overlay->vromEnd, overlay->vramStart, overlay->vramEnd, overlay->loadedRamAddr);
 
     sLoadedMarkDataTable = gMapMarkDataTable;
-    sLoadedMarkDataTable = (void*)(u32)(
-        (overlay->vramTable != NULL)
-            ? (void*)((u32)overlay->vramTable - (s32)((u32)overlay->vramStart - (u32)overlay->loadedRamAddr))
-            : NULL);
+    sLoadedMarkDataTable =
+        (void*)(uintptr_t)((overlay->vramTable != NULL)
+                               ? (void*)((uintptr_t)overlay->vramTable -
+                                         (intptr_t)((uintptr_t)overlay->vramStart - (uintptr_t)overlay->loadedRamAddr))
+                               : NULL);
 }
 
 void MapMark_ClearPointers(PlayState* play) {
diff --git a/src/code/z_moji.c b/src/code/z_moji.c
index 2709082378..a015492f5c 100644
--- a/src/code/z_moji.c
+++ b/src/code/z_moji.c
@@ -64,7 +64,7 @@ void Moji_DrawChar(GraphicsContext* gfxCtx, char c) {
 
     OPEN_DISPS(gfxCtx, "../z_moji.c", 86);
 
-    if ((u32)gMojiFontTLUTs & 0xF) {
+    if ((uintptr_t)gMojiFontTLUTs & 0xF) {
         osSyncPrintf("moji_tlut --> %X\n", gMojiFontTLUTs);
     }
 
@@ -90,14 +90,14 @@ void Moji_DrawString(GraphicsContext* gfxCtx, const char* str) {
 
     OPEN_DISPS(gfxCtx, "../z_moji.c", 137);
 
-    if ((u32)gMojiFontTex & 0xF) {
+    if ((uintptr_t)gMojiFontTex & 0xF) {
         osSyncPrintf("font_ff --> %X\n", gMojiFontTex);
     }
 
     gDPPipeSync(POLY_OPA_DISP++);
     gDPSetPrimColor(POLY_OPA_DISP++, 0, 0, sFontColorRed, sFontColorGreen, sFontColorBlue, sFontColorAlpha);
 
-    gDPLoadTextureBlock_4b(POLY_OPA_DISP++, (s32)gMojiFontTex, G_IM_FMT_CI, TEX_CHAR_COLS * TEX_CHAR_WIDTH,
+    gDPLoadTextureBlock_4b(POLY_OPA_DISP++, (intptr_t)gMojiFontTex, G_IM_FMT_CI, TEX_CHAR_COLS * TEX_CHAR_WIDTH,
                            TEX_CHAR_ROWS * TEX_CHAR_HEIGHT, 0, G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMIRROR | G_TX_WRAP,
                            G_TX_NOMASK, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOLOD);
 
diff --git a/src/code/z_play.c b/src/code/z_play.c
index b3d4447f54..a33394f113 100644
--- a/src/code/z_play.c
+++ b/src/code/z_play.c
@@ -217,8 +217,8 @@ void Play_Destroy(GameState* thisx) {
 void Play_Init(GameState* thisx) {
     PlayState* this = (PlayState*)thisx;
     GraphicsContext* gfxCtx = this->state.gfxCtx;
-    u32 zAlloc;
-    u32 zAllocAligned;
+    uintptr_t zAlloc;
+    uintptr_t zAllocAligned;
     size_t zAllocSize;
     Player* player;
     s32 playerStartBgCamIndex;
@@ -396,12 +396,11 @@ void Play_Init(GameState* thisx) {
 
     osSyncPrintf("ZELDA ALLOC SIZE=%x\n", THA_GetRemaining(&this->state.tha));
     zAllocSize = THA_GetRemaining(&this->state.tha);
-    zAlloc = (u32)GameState_Alloc(&this->state, zAllocSize, "../z_play.c", 2918);
+    zAlloc = (uintptr_t)GameState_Alloc(&this->state, zAllocSize, "../z_play.c", 2918);
     zAllocAligned = (zAlloc + 8) & ~0xF;
-    ZeldaArena_Init((void*)zAllocAligned, zAllocSize - zAllocAligned + zAlloc);
+    ZeldaArena_Init((void*)zAllocAligned, zAllocSize - (zAllocAligned - zAlloc));
     // "Zelda Heap"
-    osSyncPrintf("ゼルダヒープ %08x-%08x\n", zAllocAligned,
-                 (s32)(zAllocAligned + zAllocSize) - (s32)(zAllocAligned - zAlloc));
+    osSyncPrintf("ゼルダヒープ %08x-%08x\n", zAllocAligned, zAllocAligned + zAllocSize - (s32)(zAllocAligned - zAlloc));
 
     Fault_AddClient(&D_801614B8, ZeldaArena_Display, NULL, NULL);
     Actor_InitContext(this, &this->actorCtx, this->playerEntry);
diff --git a/src/code/z_player_lib.c b/src/code/z_player_lib.c
index 5f799970aa..607dfc7124 100644
--- a/src/code/z_player_lib.c
+++ b/src/code/z_player_lib.c
@@ -1650,7 +1650,7 @@ u32 func_80091738(PlayState* play, u8* segment, SkelAnime* skelAnime) {
     ptr = segment + PAUSE_EQUIP_BUFFER_SIZE + PAUSE_PLAYER_SEGMENT_GAMEPLAY_KEEP_BUFFER_SIZE;
     DmaMgr_RequestSyncDebug(ptr, gObjectTable[linkObjectId].vromStart, size, "../z_player_lib.c", 2988);
 
-    ptr = (void*)ALIGN16((u32)ptr + size);
+    ptr = (void*)ALIGN16((uintptr_t)ptr + size);
 
     gSegments[4] = VIRTUAL_TO_PHYSICAL(segment + PAUSE_EQUIP_BUFFER_SIZE);
     gSegments[6] =
diff --git a/src/code/z_room.c b/src/code/z_room.c
index d636080b19..25850aa196 100644
--- a/src/code/z_room.c
+++ b/src/code/z_room.c
@@ -295,7 +295,7 @@ void Room_DrawBackground2D(Gfx** gfxP, void* tex, void* tlut, u16 width, u16 hei
     Room_DecodeJpeg(SEGMENTED_TO_VIRTUAL(tex));
 
     bg = (uObjBg*)(gfx + 1);
-    gSPBranchList(gfx, (u32)bg + sizeof(uObjBg));
+    gSPBranchList(gfx, (Gfx*)(bg + 1));
 
     bg->b.imageX = 0;
     bg->b.imageW = width * (1 << 2);
@@ -310,7 +310,7 @@ void Room_DrawBackground2D(Gfx** gfxP, void* tex, void* tlut, u16 width, u16 hei
     bg->b.imagePal = 0;
     bg->b.imageFlip = 0;
 
-    gfx = (Gfx*)((u32)bg + sizeof(uObjBg));
+    gfx = (Gfx*)(bg + 1);
 
     if (fmt == G_IM_FMT_CI) {
         gDPLoadTLUT(gfx++, tlutCount, 256, tlut);
@@ -574,7 +574,7 @@ u32 func_80096FE8(PlayState* play, RoomContext* roomCtx) {
     roomCtx->bufPtrs[0] = GameState_Alloc(&play->state, maxRoomSize, "../z_room.c", 946);
     // "Room buffer initial pointer=%08x"
     osSyncPrintf("部屋バッファ開始ポインタ=%08x\n", roomCtx->bufPtrs[0]);
-    roomCtx->bufPtrs[1] = (void*)((s32)roomCtx->bufPtrs[0] + maxRoomSize);
+    roomCtx->bufPtrs[1] = (void*)((uintptr_t)roomCtx->bufPtrs[0] + maxRoomSize);
     // "Room buffer end pointer=%08x"
     osSyncPrintf("部屋バッファ終了ポインタ=%08x\n", roomCtx->bufPtrs[1]);
     osSyncPrintf(VT_RST);
@@ -600,7 +600,8 @@ s32 func_8009728C(PlayState* play, RoomContext* roomCtx, s32 roomNum) {
         ASSERT(roomNum < play->numRooms, "read_room_ID < game_play->room_rom_address.num", "../z_room.c", 1009);
 
         size = play->roomList[roomNum].vromEnd - play->roomList[roomNum].vromStart;
-        roomCtx->unk_34 = (void*)ALIGN16((u32)roomCtx->bufPtrs[roomCtx->unk_30] - ((size + 8) * roomCtx->unk_30 + 7));
+        roomCtx->unk_34 =
+            (void*)ALIGN16((uintptr_t)roomCtx->bufPtrs[roomCtx->unk_30] - ((size + 8) * roomCtx->unk_30 + 7));
 
         osCreateMesgQueue(&roomCtx->loadQueue, &roomCtx->loadMsg, 1);
         DmaMgr_RequestAsync(&roomCtx->dmaRequest, roomCtx->unk_34, play->roomList[roomNum].vromStart, size, 0,
diff --git a/src/code/z_scene.c b/src/code/z_scene.c
index 91763d6239..364ae4b5e8 100644
--- a/src/code/z_scene.c
+++ b/src/code/z_scene.c
@@ -11,11 +11,11 @@ s32 Object_Spawn(ObjectContext* objectCtx, s16 objectId) {
 
     osSyncPrintf("OBJECT[%d] SIZE %fK SEG=%x\n", objectId, size / 1024.0f, objectCtx->status[objectCtx->num].segment);
 
-    osSyncPrintf("num=%d adrs=%x end=%x\n", objectCtx->num, (s32)objectCtx->status[objectCtx->num].segment + size,
+    osSyncPrintf("num=%d adrs=%x end=%x\n", objectCtx->num, (uintptr_t)objectCtx->status[objectCtx->num].segment + size,
                  objectCtx->spaceEnd);
 
     ASSERT(((objectCtx->num < OBJECT_EXCHANGE_BANK_MAX) &&
-            (((s32)objectCtx->status[objectCtx->num].segment + size) < (u32)objectCtx->spaceEnd)),
+            (((uintptr_t)objectCtx->status[objectCtx->num].segment + size) < (uintptr_t)objectCtx->spaceEnd)),
            "this->num < OBJECT_EXCHANGE_BANK_MAX && (this->status[this->num].Segment + size) < this->endSegment",
            "../z_scene.c", 142);
 
@@ -24,7 +24,7 @@ s32 Object_Spawn(ObjectContext* objectCtx, s16 objectId) {
 
     if (objectCtx->num < OBJECT_EXCHANGE_BANK_MAX - 1) {
         objectCtx->status[objectCtx->num + 1].segment =
-            (void*)ALIGN16((s32)objectCtx->status[objectCtx->num].segment + size);
+            (void*)ALIGN16((uintptr_t)objectCtx->status[objectCtx->num].segment + size);
     }
 
     objectCtx->num++;
@@ -70,7 +70,7 @@ void Object_InitBank(PlayState* play, ObjectContext* objectCtx) {
 
     objectCtx->spaceStart = objectCtx->status[0].segment =
         GameState_Alloc(&play->state, spaceSize, "../z_scene.c", 219);
-    objectCtx->spaceEnd = (void*)((s32)objectCtx->spaceStart + spaceSize);
+    objectCtx->spaceEnd = (void*)((uintptr_t)objectCtx->spaceStart + spaceSize);
 
     objectCtx->mainKeepIndex = Object_Spawn(objectCtx, OBJECT_GAMEPLAY_KEEP);
     gSegments[4] = VIRTUAL_TO_PHYSICAL(objectCtx->status[objectCtx->mainKeepIndex].segment);
@@ -129,7 +129,7 @@ void func_800981B8(ObjectContext* objectCtx) {
         size = gObjectTable[id].vromEnd - gObjectTable[id].vromStart;
         osSyncPrintf("OBJECT[%d] SIZE %fK SEG=%x\n", objectCtx->status[i].id, size / 1024.0f,
                      objectCtx->status[i].segment);
-        osSyncPrintf("num=%d adrs=%x end=%x\n", objectCtx->num, (s32)objectCtx->status[i].segment + size,
+        osSyncPrintf("num=%d adrs=%x end=%x\n", objectCtx->num, (uintptr_t)objectCtx->status[i].segment + size,
                      objectCtx->spaceEnd);
         DmaMgr_RequestSyncDebug(objectCtx->status[i].segment, gObjectTable[id].vromStart, size, "../z_scene.c", 342);
     }
@@ -147,12 +147,12 @@ void* func_800982FC(ObjectContext* objectCtx, s32 bankIndex, s16 objectId) {
     size = objectFile->vromEnd - objectFile->vromStart;
     osSyncPrintf("OBJECT EXCHANGE NO=%2d BANK=%3d SIZE=%8.3fK\n", bankIndex, objectId, size / 1024.0f);
 
-    nextPtr = (void*)ALIGN16((s32)status->segment + size);
+    nextPtr = (void*)ALIGN16((uintptr_t)status->segment + size);
 
     ASSERT(nextPtr < objectCtx->spaceEnd, "nextptr < this->endSegment", "../z_scene.c", 381);
 
     // "Object exchange free size=%08x"
-    osSyncPrintf("オブジェクト入れ替え空きサイズ=%08x\n", (s32)objectCtx->spaceEnd - (s32)nextPtr);
+    osSyncPrintf("オブジェクト入れ替え空きサイズ=%08x\n", (uintptr_t)objectCtx->spaceEnd - (uintptr_t)nextPtr);
 
     return nextPtr;
 }
diff --git a/src/code/z_skelanime.c b/src/code/z_skelanime.c
index 6be89bafeb..bc8a9f392e 100644
--- a/src/code/z_skelanime.c
+++ b/src/code/z_skelanime.c
@@ -1073,8 +1073,8 @@ void SkelAnime_InitLink(PlayState* play, SkelAnime* skelAnime, FlexSkeletonHeade
     } else {
         ASSERT(limbBufCount == limbCount, "joint_buff_num == joint_num", "../z_skelanime.c", 2369);
 
-        skelAnime->jointTable = (Vec3s*)ALIGN16((u32)jointTable);
-        skelAnime->morphTable = (Vec3s*)ALIGN16((u32)morphTable);
+        skelAnime->jointTable = (Vec3s*)ALIGN16((uintptr_t)jointTable);
+        skelAnime->morphTable = (Vec3s*)ALIGN16((uintptr_t)morphTable);
     }
 
     if ((skelAnime->jointTable == NULL) || (skelAnime->morphTable == NULL)) {
@@ -1307,7 +1307,7 @@ void LinkAnimation_BlendToJoint(PlayState* play, SkelAnime* skelAnime, LinkAnima
 
     AnimationContext_SetLoadFrame(play, animation1, (s32)frame1, skelAnime->limbCount, skelAnime->jointTable);
 
-    alignedBlendTable = (Vec3s*)ALIGN16((u32)blendTable);
+    alignedBlendTable = (Vec3s*)ALIGN16((uintptr_t)blendTable);
 
     AnimationContext_SetLoadFrame(play, animation2, (s32)frame2, skelAnime->limbCount, alignedBlendTable);
     AnimationContext_SetInterp(play, skelAnime->limbCount, skelAnime->jointTable, alignedBlendTable, blendWeight);
@@ -1322,7 +1322,7 @@ void LinkAnimation_BlendToMorph(PlayState* play, SkelAnime* skelAnime, LinkAnima
 
     AnimationContext_SetLoadFrame(play, animation1, (s32)frame1, skelAnime->limbCount, skelAnime->morphTable);
 
-    alignedBlendTable = (Vec3s*)ALIGN16((u32)blendTable);
+    alignedBlendTable = (Vec3s*)ALIGN16((uintptr_t)blendTable);
 
     AnimationContext_SetLoadFrame(play, animation2, (s32)frame2, skelAnime->limbCount, alignedBlendTable);
     AnimationContext_SetInterp(play, skelAnime->limbCount, skelAnime->morphTable, alignedBlendTable, blendWeight);
diff --git a/src/code/z_vr_box.c b/src/code/z_vr_box.c
index 1b10791480..221038ea01 100644
--- a/src/code/z_vr_box.c
+++ b/src/code/z_vr_box.c
@@ -171,7 +171,7 @@ s32 Skybox_CalculateFace256(SkyboxContext* skyboxCtx, Vtx* roomVtx, s32 roomVtxS
         // Draw face, load the texture in several tiles to work around TMEM size limitations
         for (vtxIdx = 0, l = 0; l < 4; l++, ult += 31) {
             for (uls = 0, m = 0; m < 4; m++, uls += 63, vtxIdx += 4) {
-                gDPLoadTextureTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[0] + sSkybox256TexOffsets[faceNum],
+                gDPLoadTextureTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[0] + sSkybox256TexOffsets[faceNum],
                                    G_IM_FMT_CI, G_IM_SIZ_8b, 256, 0, uls, ult, uls + 63, ult + 31, 0,
                                    G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                    G_TX_NOMASK, G_TX_NOLOD);
@@ -334,11 +334,11 @@ s32 Skybox_CalculateFace128(SkyboxContext* skyboxCtx, Vtx* roomVtx, s32 roomVtxS
         ult = 0;
         for (vtxIdx = 0, l = 0; l < 4; l++, ult += 31) {
             for (uls = 0, m = 0; m < 4; m++, uls += 31, vtxIdx += 4) {
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
                                  G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
                                  0x80, 1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
@@ -352,11 +352,11 @@ s32 Skybox_CalculateFace128(SkyboxContext* skyboxCtx, Vtx* roomVtx, s32 roomVtxS
         ult = 0;
         for (vtxIdx = 0, l = 0; l < 2; l++, ult += 31) {
             for (uls = 0, m = 0; m < 4; m++, uls += 31, vtxIdx += 4) {
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
                                  G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
                                  0x80, 1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
@@ -367,11 +367,11 @@ s32 Skybox_CalculateFace128(SkyboxContext* skyboxCtx, Vtx* roomVtx, s32 roomVtxS
         ult -= 31;
         for (l = 0; l < 2; l++, ult -= 31) {
             for (uls = 0, m = 0; m < 4; m++, uls += 31, vtxIdx += 4) {
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[0] + sSkybox128TexOffsets[faceNum], 0,
                                  G_TX_RENDERTILE, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
-                gDPLoadMultiTile(skyboxCtx->gfx++, (u32)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
+                gDPLoadMultiTile(skyboxCtx->gfx++, (u8*)skyboxCtx->staticSegments[1] + sSkybox128TexOffsets[faceNum],
                                  0x80, 1, G_IM_FMT_CI, G_IM_SIZ_8b, 128, 0, uls, ult, uls + 31, ult + 31, 0,
                                  G_TX_NOMIRROR | G_TX_WRAP, G_TX_NOMASK, G_TX_NOLOD, G_TX_NOMIRROR | G_TX_WRAP,
                                  G_TX_NOMASK, G_TX_NOLOD);
@@ -456,7 +456,7 @@ void Skybox_Setup(PlayState* play, SkyboxContext* skyboxCtx, s16 skyboxId) {
     s16 i;
     u8 skybox1Index;
     u8 skybox2Index;
-    u32 start;
+    uintptr_t start;
     s32 skyboxConfig;
 
     switch (skyboxId) {