match sub_800F7D0 thanks to @DizzyEggg

asm/code_800ED38.s

@@ -1153,129 +1153,4 @@ _0800F7C6:
 _0800F7CC: .4byte gDungeonPokemonSprites
 	thumb_func_end sub_800F794
 
-	thumb_func_start sub_800F7D0
-sub_800F7D0:
-	push {r4-r7,lr}
-	mov r7, r8
-	push {r7}
-	mov r8, r0
-	ldr r0, _0800F800
-	ldr r0, [r0]
-	cmp r0, 0
-	beq _0800F8C0
-	ldr r1, [r0]
-	adds r0, r1, 0
-	cmp r1, 0
-	bge _0800F7EA
-	adds r0, r1, 0x3
-_0800F7EA:
-	asrs r0, 2
-	lsls r0, 2
-	subs r0, r1, r0
-	cmp r0, 0x1
-	beq _0800F82A
-	cmp r0, 0x1
-	bgt _0800F804
-	cmp r0, 0
-	beq _0800F80E
-	b _0800F888
-	.align 2, 0
-_0800F800: .4byte gDungeonPokemonSprites
-_0800F804:
-	cmp r0, 0x2
-	beq _0800F846
-	cmp r0, 0x3
-	beq _0800F868
-	b _0800F888
-_0800F80E:
-	movs r0, 0x1
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x2
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x3
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x4
-	b _0800F860
-_0800F82A:
-	movs r0, 0x5
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x6
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x7
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x8
-	b _0800F860
-_0800F846:
-	movs r0, 0x9
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0xA
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0xB
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0xC
-_0800F860:
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	b _0800F888
-_0800F868:
-	movs r0, 0xD
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0xE
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0xF
-	movs r1, 0x1
-	bl LoadStatusGraphics
-	movs r0, 0x10
-	movs r1, 0x1
-	bl LoadStatusGraphics
-_0800F888:
-	movs r5, 0
-	movs r6, 0x4
-_0800F88C:
-	ldr r7, _0800F8CC
-	ldr r4, [r7]
-	lsls r0, r5, 6
-	adds r0, r4, r0
-	ldrb r0, [r0, 0x4]
-	cmp r0, 0
-	beq _0800F8B0
-	adds r4, r6
-	adds r0, r4, 0
-	movs r1, 0
-	mov r2, r8
-	bl sub_800F2EC
-	adds r0, r4, 0
-	movs r1, 0x1
-	mov r2, r8
-	bl sub_800F2EC
-_0800F8B0:
-	adds r6, 0x40
-	adds r5, 0x1
-	cmp r5, 0x15
-	ble _0800F88C
-	ldr r1, [r7]
-	ldr r0, [r1]
-	adds r0, 0x1
-	str r0, [r1]
-_0800F8C0:
-	pop {r3}
-	mov r8, r3
-	pop {r4-r7}
-	pop {r0}
-	bx r0
-	.align 2, 0
-_0800F8CC: .4byte gDungeonPokemonSprites
-	thumb_func_end sub_800F7D0
-
     .align 2,0

include/dungeon_pokemon_sprites.h

@@ -33,10 +33,10 @@ typedef struct DungeonPokemonSprite
 // size: 0x584
 typedef struct DungeonPokemonSprites
 {
-    /* 0x0 */ u32 frame;
+    /* 0x0 */ s32 frame;
     /* 0x4 */ DungeonPokemonSprite sprites[22];
 } DungeonPokemonSprites;
 
 extern DungeonPokemonSprites *gDungeonPokemonSprites;
 
-#endif // GUARD_DUNGEON_POKEMON_SPRITES_H
+#endif // GUARD_DUNGEON_POKEMON_SPRITES_H

src/code_800F958.c

@@ -8,6 +8,53 @@ extern DungeonPokemonSprite* GetDungeonPokemonSprite(s32 id);
 
 extern DungeonPos gUnknown_80D3564;
 
+void LoadStatusGraphics(s32, s32);
+void sub_800F2EC(DungeonPokemonSprite *, s32, s16 *);
+
+void sub_800F7D0(s16 *r0)
+{
+    s32 index;
+
+    if (gDungeonPokemonSprites == NULL)
+        return;
+
+    switch(gDungeonPokemonSprites->frame % 4) {
+        case 0:
+            LoadStatusGraphics(1, 1);
+            LoadStatusGraphics(2, 1);
+            LoadStatusGraphics(3, 1);
+            LoadStatusGraphics(4, 1);
+            break;
+        case 1:
+            LoadStatusGraphics(5, 1);
+            LoadStatusGraphics(6, 1);
+            LoadStatusGraphics(7, 1);
+            LoadStatusGraphics(8, 1);
+            break;
+        case 2:
+            LoadStatusGraphics(9, 1);
+            LoadStatusGraphics(0xA, 1);
+            LoadStatusGraphics(0xB, 1);
+            LoadStatusGraphics(0xC, 1);
+            break;
+        case 3:
+            LoadStatusGraphics(0xD, 1);
+            LoadStatusGraphics(0xE, 1);
+            LoadStatusGraphics(0xF, 1);
+            LoadStatusGraphics(0x10, 1);
+            break;
+    }
+
+    for (index = 0; index < 22; index++) {
+        if (gDungeonPokemonSprites->sprites[index].exists) {
+            DungeonPokemonSprite *spritePtr = &gDungeonPokemonSprites->sprites[index];
+            sub_800F2EC(spritePtr, 0, r0);
+            sub_800F2EC(spritePtr, 1, r0);
+        }
+    }
+    gDungeonPokemonSprites->frame++;
+}
+
 void AddPokemonDungeonSprite(s32 id, s16 species, DungeonPos *pos, u32 r3) {
     DungeonPokemonSprite *dSprite;
     DungeonPokemonSprite *newSprite;