From 2489c346e503fbfd3ece2382952982a45416dd33 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 01:46:11 +0300
Subject: [PATCH 01/19] Match sub_0802720C

---
 asm/enemy/chuchuBoss.s | 94 ------------------------------------------
 src/enemy/chuchuBoss.c | 46 +++++++++++++++++++++
 2 files changed, 46 insertions(+), 94 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index cbe2102c..05e9fc10 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -7,100 +7,6 @@
 	.text
 
 
-	thumb_func_start sub_0802720C
-sub_0802720C: @ 0x0802720C
-	push {r4, lr}
-	adds r4, r0, #0
-	ldr r0, [r4, #0x50]
-	ldrb r0, [r0, #0xd]
-	strb r0, [r4, #0xd]
-	ldrb r0, [r4, #0xd]
-	cmp r0, #0xc
-	bhi _080272CA
-	lsls r0, r0, #2
-	ldr r1, _08027228 @ =_0802722C
-	adds r0, r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.align 2, 0
-_08027228: .4byte _0802722C
-_0802722C: @ jump table
-	.4byte _080272C4 @ case 0
-	.4byte _08027260 @ case 1
-	.4byte _08027260 @ case 2
-	.4byte _0802726E @ case 3
-	.4byte _080272AA @ case 4
-	.4byte _0802726E @ case 5
-	.4byte _080272CA @ case 6
-	.4byte _080272CA @ case 7
-	.4byte _08027282 @ case 8
-	.4byte _080272CA @ case 9
-	.4byte _080272A0 @ case 10
-	.4byte _080272CA @ case 11
-	.4byte _08027260 @ case 12
-_08027260:
-	adds r1, r4, #0
-	adds r1, #0x7a
-	movs r0, #0xa0
-	strh r0, [r1]
-	subs r1, #4
-	strh r0, [r1]
-	b _080272AA
-_0802726E:
-	adds r0, r4, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	cmp r0, #0
-	beq _080272CA
-	adds r1, r4, #0
-	adds r1, #0x7d
-	movs r0, #0
-	strb r0, [r1]
-	b _080272AA
-_08027282:
-	ldrb r0, [r4, #0xf]
-	cmp r0, #3
-	bhi _080272CA
-	adds r0, r4, #0
-	bl sub_0802757C
-	adds r0, r4, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	cmp r0, #0
-	bne _080272CA
-	ldrb r0, [r4, #0xf]
-	adds r0, #1
-	strb r0, [r4, #0xf]
-	b _080272CA
-_080272A0:
-	adds r2, r4, #0
-	adds r2, #0x7d
-	ldrb r0, [r2]
-	cmp r0, #0
-	bne _080272B2
-_080272AA:
-	adds r0, r4, #0
-	bl sub_0802757C
-	b _080272CA
-_080272B2:
-	adds r1, r4, #0
-	adds r1, #0x84
-	ldrb r0, [r1]
-	cmp r0, #0
-	beq _080272CA
-	movs r0, #0
-	strb r0, [r2]
-	strb r0, [r1]
-	b _080272CA
-_080272C4:
-	adds r0, r4, #0
-	bl sub_0802757C
-_080272CA:
-	ldr r0, [r4, #0x50]
-	ldr r0, [r0, #0x34]
-	str r0, [r4, #0x34]
-	pop {r4, pc}
-	.align 2, 0
 
 	thumb_func_start sub_080272D4
 sub_080272D4: @ 0x080272D4
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index fe228005..1f043ae8 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1260,3 +1260,49 @@ void sub_08027064(ChuchuBossEntity* this) {
     }
     sub_08027870(super);
 }
+
+void sub_0802720C(ChuchuBossEntity* this) {
+    super->subAction = super->parent->subAction;
+    switch (super->subAction) {
+        case 1:
+        case 2:
+        case 12:
+            this->unk_78.HALF.HI = 0xa0;
+            this->unk_74.HALF.HI = 0xa0;
+            sub_0802757C(this);
+            break;
+        case 3:
+        case 5:
+            if (this->unk_82.HALF.HI == 0)
+                break;
+            this->unk_7d = 0;
+            sub_0802757C(this);
+            break;
+        default:
+            break;
+        case 8:
+            if (super->subtimer < 4) {
+                sub_0802757C(this);
+                if (this->unk_82.HALF.HI == 0) {
+                    super->subtimer++;
+                }
+            }
+            break;
+        case 10:
+            if (this->unk_7d == 0) {
+                case 4:
+                    sub_0802757C(this);
+                    break;
+            } else {
+                if (*(char*)&this->unk_84 != 0) {
+                    this->unk_7d = 0;
+                    *(char*)&this->unk_84 = 0;
+                }
+                break;
+            }
+        case 0:
+            sub_0802757C(this);
+            break;
+    }
+    super->z.WORD = super->parent->z.WORD;
+}

From ca65dea5f671bc543ae356171ba165b5f14c2282 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 13:00:05 +0300
Subject: [PATCH 02/19] Match sub_080272D4

---
 asm/enemy/chuchuBoss.s | 308 -----------------------------------------
 src/enemy/chuchuBoss.c | 101 +++++++++++++-
 2 files changed, 100 insertions(+), 309 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 05e9fc10..5fc6c9a2 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -7,314 +7,6 @@
 	.text
 
 
-
-	thumb_func_start sub_080272D4
-sub_080272D4: @ 0x080272D4
-	push {r4, r5, r6, lr}
-	adds r6, r0, #0
-	ldr r0, [r6, #0x50]
-	ldrb r0, [r0, #0xd]
-	cmp r0, #0xc
-	bls _080272E2
-	b _08027532
-_080272E2:
-	lsls r0, r0, #2
-	ldr r1, _080272EC @ =_080272F0
-	adds r0, r0, r1
-	ldr r0, [r0]
-	mov pc, r0
-	.align 2, 0
-_080272EC: .4byte _080272F0
-_080272F0: @ jump table
-	.4byte _08027508 @ case 0
-	.4byte _08027324 @ case 1
-	.4byte _08027324 @ case 2
-	.4byte _08027332 @ case 3
-	.4byte _0802733E @ case 4
-	.4byte _08027332 @ case 5
-	.4byte _08027368 @ case 6
-	.4byte _08027532 @ case 7
-	.4byte _08027346 @ case 8
-	.4byte _08027454 @ case 9
-	.4byte _0802748C @ case 10
-	.4byte _08027532 @ case 11
-	.4byte _08027324 @ case 12
-_08027324:
-	adds r1, r6, #0
-	adds r1, #0x7a
-	movs r0, #0xa0
-	strh r0, [r1]
-	subs r1, #4
-	strh r0, [r1]
-	b _0802733E
-_08027332:
-	adds r0, r6, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	cmp r0, #0
-	bne _0802733E
-	b _08027532
-_0802733E:
-	adds r0, r6, #0
-	bl sub_0802757C
-	b _08027532
-_08027346:
-	ldrb r0, [r6, #0xf]
-	cmp r0, #2
-	bls _0802734E
-	b _08027532
-_0802734E:
-	adds r0, r6, #0
-	bl sub_0802757C
-	adds r0, r6, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	cmp r0, #0
-	beq _08027360
-	b _08027532
-_08027360:
-	ldrb r0, [r6, #0xf]
-	adds r0, #1
-	strb r0, [r6, #0xf]
-	b _08027532
-_08027368:
-	ldr r5, [r6, #0x48]
-	adds r0, r6, #0
-	adds r0, #0x7a
-	ldrh r1, [r0]
-	movs r4, #0x80
-	lsls r4, r4, #9
-	adds r0, r4, #0
-	bl __divsi3
-	lsls r1, r0, #3
-	adds r1, r1, r0
-	lsrs r1, r1, #7
-	strb r1, [r5, #6]
-	ldr r5, [r6, #0x48]
-	adds r0, r6, #0
-	adds r0, #0x76
-	ldrh r1, [r0]
-	adds r0, r4, #0
-	bl __divsi3
-	lsls r1, r0, #2
-	adds r1, r1, r0
-	lsrs r1, r1, #6
-	strb r1, [r5, #7]
-	adds r0, r6, #0
-	adds r0, #0x84
-	ldrb r0, [r0]
-	cmp r0, #0
-	bne _080273A4
-	b _08027532
-_080273A4:
-	adds r0, r6, #0
-	adds r0, #0x41
-	ldrb r1, [r0]
-	movs r0, #0x80
-	ands r0, r1
-	cmp r0, #0
-	beq _08027444
-	adds r2, r6, #0
-	adds r2, #0x3d
-	ldrb r1, [r2]
-	movs r0, #0
-	ldrsb r0, [r2, r0]
-	cmp r0, #0
-	beq _08027444
-	ldr r0, [r6, #0x54]
-	ldr r0, [r0, #0x68]
-	adds r0, #0x3d
-	strb r1, [r0]
-	ldr r0, [r6, #0x54]
-	ldr r0, [r0, #0x50]
-	ldrb r1, [r2]
-	adds r0, #0x3d
-	strb r1, [r0]
-	ldr r0, [r6, #0x54]
-	ldrb r1, [r2]
-	adds r0, #0x3d
-	strb r1, [r0]
-	ldr r0, [r6, #0x54]
-	bl sub_08027D20
-	adds r2, r0, #0
-	cmp r2, #0
-	beq _08027406
-	ldrh r0, [r6, #0x2e]
-	adds r0, #1
-	strh r0, [r2, #0x2e]
-	adds r0, r6, #0
-	adds r0, #0x63
-	ldrb r0, [r0]
-	adds r0, #0x20
-	adds r1, r2, #0
-	adds r1, #0x63
-	strb r0, [r1]
-	adds r0, r6, #0
-	adds r0, #0x62
-	ldrb r1, [r0]
-	adds r0, r2, #0
-	adds r0, #0x62
-	strb r1, [r0]
-_08027406:
-	ldr r0, [r6, #0x54]
-	bl sub_08027C54
-	cmp r0, #0
-	beq _0802741C
-	ldr r0, [r6, #0x54]
-	adds r0, #0x84
-	ldr r0, [r0]
-	ldrb r0, [r0, #4]
-	cmp r0, #2
-	beq _08027428
-_0802741C:
-	ldr r0, _08027424 @ =0x00000127
-	bl SoundReq
-	b _08027444
-	.align 2, 0
-_08027424: .4byte 0x00000127
-_08027428:
-	bl sub_08078B48
-	ldr r0, _0802744C @ =gRoomControls
-	ldr r2, [r6, #0x54]
-	str r2, [r0, #0x30]
-	ldr r1, _08027450 @ =gPauseMenuOptions
-	movs r0, #1
-	strb r0, [r1]
-	movs r0, #9
-	strb r0, [r2, #0xd]
-	movs r0, #0x94
-	lsls r0, r0, #1
-	bl SoundReq
-_08027444:
-	adds r0, r6, #0
-	bl sub_08027A60
-	b _08027484
-	.align 2, 0
-_0802744C: .4byte gRoomControls
-_08027450: .4byte gPauseMenuOptions
-_08027454:
-	ldr r5, [r6, #0x48]
-	adds r0, r6, #0
-	adds r0, #0x7a
-	ldrh r1, [r0]
-	movs r4, #0x80
-	lsls r4, r4, #9
-	adds r0, r4, #0
-	bl __divsi3
-	lsls r1, r0, #3
-	adds r1, r1, r0
-	lsrs r1, r1, #7
-	strb r1, [r5, #6]
-	ldr r5, [r6, #0x48]
-	adds r0, r6, #0
-	adds r0, #0x76
-	ldrh r1, [r0]
-	adds r0, r4, #0
-	bl __divsi3
-	lsls r1, r0, #2
-	adds r1, r1, r0
-	lsrs r1, r1, #6
-	strb r1, [r5, #7]
-_08027484:
-	adds r0, r6, #0
-	bl sub_0800445C
-	b _08027532
-_0802748C:
-	adds r2, r6, #0
-	adds r2, #0x7d
-	ldrb r0, [r2]
-	cmp r0, #0
-	bne _0802749E
-	adds r0, r6, #0
-	bl sub_0802757C
-	b _080274AE
-_0802749E:
-	adds r1, r6, #0
-	adds r1, #0x84
-	ldrb r0, [r1]
-	cmp r0, #0
-	beq _080274AE
-	movs r0, #0
-	strb r0, [r2]
-	strb r0, [r1]
-_080274AE:
-	adds r2, r6, #0
-	adds r2, #0x83
-	adds r0, r6, #0
-	adds r0, #0x81
-	ldrb r1, [r0]
-	lsrs r0, r1, #1
-	ldrb r2, [r2]
-	adds r0, r2, r0
-	lsls r0, r0, #0x18
-	lsrs r0, r0, #0x18
-	cmp r0, r1
-	bls _080274F4
-	lsls r0, r2, #0x18
-	cmp r0, #0
-	ble _080274E0
-	adds r0, r6, #0
-	adds r0, #0x58
-	ldrb r0, [r0]
-	cmp r0, #0xc
-	beq _08027532
-	adds r0, r6, #0
-	movs r1, #0xc
-	bl InitAnimationForceUpdate
-	b _08027532
-_080274E0:
-	adds r0, r6, #0
-	adds r0, #0x58
-	ldrb r0, [r0]
-	cmp r0, #0xb
-	beq _08027532
-	adds r0, r6, #0
-	movs r1, #0xb
-	bl InitAnimationForceUpdate
-	b _08027532
-_080274F4:
-	adds r0, r6, #0
-	adds r0, #0x58
-	ldrb r0, [r0]
-	cmp r0, #0xa
-	beq _08027532
-	adds r0, r6, #0
-	movs r1, #0xa
-	bl InitAnimationForceUpdate
-	b _08027532
-_08027508:
-	ldr r0, [r6, #0x54]
-	adds r0, #0x84
-	ldr r0, [r0]
-	ldrb r0, [r0, #3]
-	cmp r0, #8
-	bne _08027532
-	adds r0, r6, #0
-	bl sub_0802757C
-	adds r0, r6, #0
-	adds r0, #0x7d
-	ldrb r0, [r0]
-	cmp r0, #1
-	bne _08027532
-	adds r1, r6, #0
-	adds r1, #0x81
-	ldrb r0, [r1]
-	cmp r0, #0
-	beq _08027532
-	subs r0, #4
-	strb r0, [r1]
-_08027532:
-	ldr r0, [r6, #0x50]
-	ldr r0, [r0, #0x34]
-	str r0, [r6, #0x34]
-	adds r1, r6, #0
-	adds r1, #0x41
-	movs r0, #0
-	strb r0, [r1]
-	adds r0, r6, #0
-	bl UpdateAnimationSingleFrame
-	pop {r4, r5, r6, pc}
-
 	thumb_func_start sub_08027548
 sub_08027548: @ 0x08027548
 	push {r4, r5, r6, lr}
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 1f043ae8..247cbfd4 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -127,7 +127,7 @@ void sub_08027BBC();
 bool32 sub_08027C54();
 void sub_08027C7C(ChuchuBossEntity*, u32);
 void sub_08027C9C();
-void sub_08027D20();
+Entity* sub_08027D20();
 
 // clang-format off
 void (*const ChuchuBoss_Functions[])(ChuchuBossEntity*) = {
@@ -1306,3 +1306,102 @@ void sub_0802720C(ChuchuBossEntity* this) {
     }
     super->z.WORD = super->parent->z.WORD;
 }
+
+void sub_080272D4(ChuchuBossEntity* this) {
+    Entity* pEVar3;
+    u8 temp;
+
+    switch (super->parent->subAction) {
+        case 1:
+        case 2:
+        case 12:
+            this->unk_78.HALF.HI = 0xa0;
+            this->unk_74.HALF.HI = 0xa0;
+            sub_0802757C(this);
+            break;
+        case 3:
+        case 5:
+            if (this->unk_82.HALF.HI == 0)
+                break;
+        case 4:
+            sub_0802757C(this);
+            break;
+        case 8:
+            if (super->subtimer < 3) {
+                sub_0802757C(this);
+                if (this->unk_82.HALF.HI == 0) {
+                    super->subtimer++;
+                }
+            }
+            break;
+        case 6:
+            super->hitbox->width = (u32)((0x10000 / this->unk_78.HALF_U.HI) * 9) >> 7;
+            super->hitbox->height = (u32)((0x10000 / this->unk_74.HALF_U.HI) * 5) >> 6;
+            if (*(char*)&this->unk_84 == 0)
+                break;
+            if ((super->contactFlags & 0x80) != 0) {
+                if (super->iframes != 0) {
+                    ((ChuchuBossEntity*)super->child)->unk_68->base.iframes = super->iframes;
+                    super->child->parent->iframes = super->iframes;
+                    super->child->iframes = super->iframes;
+                    pEVar3 = sub_08027D20(super->child);
+                    if (pEVar3 != NULL) {
+                        pEVar3->x.HALF.HI = super->x.HALF.HI + 1;
+                        pEVar3->spriteOffsetY = super->spriteOffsetY + 0x20;
+                        pEVar3->spriteOffsetX = super->spriteOffsetX;
+                    }
+                    if (sub_08027C54(super->child) == 0 || ((ChuchuBossEntity*)super->child)->unk_84->unk_04 != 2) {
+                        SoundReq(SFX_BOSS_HIT);
+                    } else {
+                        sub_08078B48();
+                        gRoomControls.camera_target = super->child;
+                        gPauseMenuOptions.disabled = 1;
+                        gRoomControls.camera_target->subAction = 9;
+                        SoundReq(SFX_BOSS_DIE);
+                    }
+                }
+            }
+            sub_08027A60(this);
+            sub_0800445C(super);
+            break;
+
+        case 9:
+            super->hitbox->width = (u32)((0x10000 / this->unk_78.HALF_U.HI) * 9) >> 7;
+            super->hitbox->height = (u32)((0x10000 / this->unk_74.HALF_U.HI) * 5) >> 6;
+            sub_0800445C(super);
+            break;
+        case 10:
+            if (this->unk_7d == 0) {
+                sub_0802757C(this);
+            } else if (*(char*)&this->unk_84 != 0) {
+                this->unk_7d = 0;
+                *(char*)&this->unk_84 = 0;
+            }
+            temp = this->unk_82.HALF.HI + (this->unk_81 / 2);
+            if ((temp) > (u32)this->unk_81) {
+                if ((s8)this->unk_82.HALF.HI > 0) {
+                    if (super->animIndex != 12) {
+                        InitAnimationForceUpdate(super, 12);
+                    }
+                } else if (super->animIndex != 11) {
+                    InitAnimationForceUpdate(super, 11);
+                }
+            } else if (super->animIndex != 10) {
+                InitAnimationForceUpdate(super, 10);
+            }
+            break;
+        case 0:
+            if (((ChuchuBossEntity*)super->child)->unk_84->unk_03 == 8) {
+                sub_0802757C(this);
+                if (this->unk_7d == 1) {
+                    if (this->unk_81 != 0) {
+                        this->unk_81 -= 4;
+                    }
+                }
+            }
+            break;
+    }
+    super->z.WORD = super->parent->z.WORD;
+    super->contactFlags = 0;
+    UpdateAnimationSingleFrame(super);
+}

From ae5e255bd6fdc8a3414f9a3df4f13425197569fc Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 13:02:10 +0300
Subject: [PATCH 03/19] Match sub_08027548

---
 asm/enemy/chuchuBoss.s | 26 --------------------------
 src/enemy/chuchuBoss.c |  7 +++++++
 2 files changed, 7 insertions(+), 26 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 5fc6c9a2..afc33470 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -7,32 +7,6 @@
 	.text
 
 
-	thumb_func_start sub_08027548
-sub_08027548: @ 0x08027548
-	push {r4, r5, r6, lr}
-	sub sp, #4
-	adds r4, r0, #0
-	adds r6, r1, #0
-	movs r5, #0
-	movs r0, #1
-	strb r0, [r4, #0xd]
-	movs r0, #0xff
-	str r0, [sp]
-	adds r0, r4, #0
-	movs r1, #0x90
-	movs r2, #0xb0
-	movs r3, #8
-	bl sub_08027B98
-	adds r0, r4, #0
-	adds r0, #0x7d
-	strb r5, [r0]
-	adds r0, r4, #0
-	movs r1, #0
-	adds r2, r6, #0
-	bl sub_080276F4
-	add sp, #4
-	pop {r4, r5, r6, pc}
-	.align 2, 0
 
 	thumb_func_start sub_0802757C
 sub_0802757C: @ 0x0802757C
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 247cbfd4..6e1fde96 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1405,3 +1405,10 @@ void sub_080272D4(ChuchuBossEntity* this) {
     super->contactFlags = 0;
     UpdateAnimationSingleFrame(super);
 }
+
+void sub_08027548(ChuchuBossEntity* this, u32 param_2) {
+    super->subAction = 1;
+    sub_08027B98(this, 0x90, 0xb0, 8, 0xff);
+    this->unk_7d = 0;
+    sub_080276F4(this, 0, param_2);
+}

From 23d2badc619c10a502d8991d5737c2b95fb04b03 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 13:48:51 +0300
Subject: [PATCH 04/19] Match sub_0802757C

---
 asm/enemy/chuchuBoss.s | 195 -----------------------------------------
 src/enemy/chuchuBoss.c |  58 +++++++++++-
 2 files changed, 55 insertions(+), 198 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index afc33470..5a059eac 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -8,201 +8,6 @@
 
 
 
-	thumb_func_start sub_0802757C
-sub_0802757C: @ 0x0802757C
-	push {r4, r5, r6, r7, lr}
-	mov r7, sl
-	mov r6, sb
-	mov r5, r8
-	push {r5, r6, r7}
-	adds r5, r0, #0
-	adds r6, r5, #0
-	adds r6, #0x7d
-	ldrb r1, [r6]
-	cmp r1, #0
-	beq _080275BA
-	ldrb r0, [r5, #0xa]
-	cmp r0, #1
-	beq _080275AE
-	ldr r0, [r5, #0x54]
-	adds r0, #0x7d
-	ldrb r0, [r0]
-	movs r1, #0x83
-	adds r1, r1, r5
-	mov sl, r1
-	cmp r0, #0
-	beq _08027676
-	movs r0, #0
-	strb r0, [r6]
-	b _08027676
-_080275AE:
-	subs r0, r1, #1
-	strb r0, [r6]
-	movs r2, #0x83
-	adds r2, r2, r5
-	mov sl, r2
-	b _08027676
-_080275BA:
-	movs r0, #0x85
-	adds r0, r0, r5
-	mov ip, r0
-	ldrb r1, [r0]
-	mov sb, r1
-	cmp r1, #1
-	bne _0802761E
-	adds r1, r5, #0
-	adds r1, #0x82
-	adds r0, r5, #0
-	adds r0, #0x86
-	ldrh r0, [r0]
-	ldrh r2, [r1]
-	adds r0, r0, r2
-	strh r0, [r1]
-	adds r0, r5, #0
-	adds r0, #0x83
-	adds r2, r5, #0
-	adds r2, #0x81
-	movs r4, #0
-	ldrsb r4, [r0, r4]
-	movs r3, #0
-	ldrsb r3, [r2, r3]
-	mov r8, r1
-	mov sl, r0
-	adds r7, r2, #0
-	cmp r4, r3
-	blt _08027676
-	movs r0, #0
-	mov r1, ip
-	strb r0, [r1]
-	ldrb r0, [r5, #0xa]
-	cmp r0, #1
-	bne _08027616
-	ldr r1, [r5, #0x50]
-	adds r0, r1, #0
-	adds r0, #0x81
-	ldrb r0, [r0]
-	lsls r0, r0, #8
-	adds r1, #0x86
-	ldrh r1, [r1]
-	bl __divsi3
-	adds r0, #1
-	strb r0, [r6]
-	b _0802761A
-_08027616:
-	mov r2, sb
-	strb r2, [r6]
-_0802761A:
-	ldrb r0, [r7]
-	b _08027670
-_0802761E:
-	adds r2, r5, #0
-	adds r2, #0x82
-	adds r1, r5, #0
-	adds r1, #0x86
-	ldrh r0, [r2]
-	ldrh r1, [r1]
-	subs r0, r0, r1
-	strh r0, [r2]
-	adds r1, r5, #0
-	adds r1, #0x83
-	movs r4, #0
-	ldrsb r4, [r1, r4]
-	adds r0, r5, #0
-	adds r0, #0x81
-	ldrb r3, [r0]
-	mov r8, r2
-	mov sl, r1
-	adds r7, r0, #0
-	cmn r4, r3
-	bgt _08027676
-	movs r1, #1
-	mov r2, ip
-	strb r1, [r2]
-	ldrb r0, [r5, #0xa]
-	cmp r0, #1
-	bne _0802766A
-	ldr r1, [r5, #0x50]
-	adds r0, r1, #0
-	adds r0, #0x81
-	ldrb r0, [r0]
-	lsls r0, r0, #8
-	adds r1, #0x86
-	ldrh r1, [r1]
-	bl __divsi3
-	adds r0, #1
-	strb r0, [r6]
-	b _0802766C
-_0802766A:
-	strb r1, [r6]
-_0802766C:
-	ldrb r0, [r7]
-	rsbs r0, r0, #0
-_08027670:
-	lsls r0, r0, #8
-	mov r1, r8
-	strh r0, [r1]
-_08027676:
-	ldr r2, [r5, #0x50]
-	adds r0, r2, #0
-	adds r0, #0x63
-	movs r1, #0
-	ldrsb r1, [r0, r1]
-	lsls r1, r1, #0x10
-	ldr r0, [r2, #0x30]
-	adds r0, r0, r1
-	str r0, [r5, #0x30]
-	adds r0, r2, #0
-	adds r0, #0x62
-	movs r1, #0
-	ldrsb r1, [r0, r1]
-	lsls r1, r1, #0x10
-	ldr r0, [r2, #0x2c]
-	adds r0, r0, r1
-	str r0, [r5, #0x2c]
-	ldrb r1, [r5, #0xe]
-	lsls r1, r1, #8
-	mov r0, sl
-	ldrb r2, [r0]
-	adds r0, r5, #0
-	bl LinearMoveAngle
-	ldrb r0, [r5, #0xa]
-	cmp r0, #1
-	beq _080276D2
-	ldr r1, [r5, #0x54]
-	ldr r0, [r5, #0x30]
-	str r0, [r1, #0x30]
-	ldr r1, [r5, #0x54]
-	ldr r0, [r5, #0x2c]
-	str r0, [r1, #0x2c]
-	ldr r0, [r5, #0x54]
-	ldrb r1, [r0, #0xe]
-	lsls r1, r1, #8
-	adds r2, r0, #0
-	adds r2, #0x83
-	ldrb r2, [r2]
-	bl LinearMoveAngle
-	ldr r0, [r5, #0x68]
-	ldr r1, [r5, #0x54]
-	ldrb r2, [r1, #0xa]
-	bl sub_080279AC
-_080276D2:
-	ldr r0, [r5, #0x68]
-	ldrb r2, [r5, #0xa]
-	adds r1, r5, #0
-	bl sub_080279AC
-	mov r1, sl
-	ldrb r0, [r1]
-	rsbs r0, r0, #0
-	adds r1, r5, #0
-	adds r1, #0x7f
-	strb r0, [r1]
-	pop {r3, r4, r5}
-	mov r8, r3
-	mov sb, r4
-	mov sl, r5
-	pop {r4, r5, r6, r7, pc}
-	.align 2, 0
-
 	thumb_func_start sub_080276F4
 sub_080276F4: @ 0x080276F4
 	push {r4, r5, r6, r7, lr}
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 6e1fde96..e6168d37 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -41,7 +41,7 @@ typedef struct _ChuchuBossEntity {
     union SplitWord unk_78;
     u8 unk_7c;
     u8 unk_7d;
-    u16 unk_7e;
+    union SplitHWord unk_7e;
     u8 unk_80;
     u8 unk_81;
     union SplitHWord unk_82;
@@ -330,7 +330,7 @@ NONMATCH("asm/non_matching/chuchuBoss/sub_08025DD8.inc", void sub_08025DD8(Chuch
         super->spritePriority.b0 = gUnk_080CC1B8[super->type & 3].unk_01;
         this->unk_74.HALF.HI = 0xa0;
         this->unk_78.HALF.HI = 0xa0;
-        this->unk_7e = 0;
+        this->unk_7e.HWORD = 0;
         super->spriteRendering.b0 = 3;
         if ((super->type & 3) == 1) {
             InitAnimationForceUpdate(super, 0);
@@ -435,7 +435,7 @@ END_NONMATCH
 
 void sub_08026060(ChuchuBossEntity* this) {
     gUnk_080CC1C8[super->type](this);
-    SetAffineInfo(super, this->unk_74.HALF_U.HI, this->unk_78.HALF_U.HI, this->unk_7e);
+    SetAffineInfo(super, this->unk_74.HALF_U.HI, this->unk_78.HALF_U.HI, this->unk_7e.HWORD);
 }
 
 void sub_08026090(ChuchuBossEntity* this) {
@@ -1412,3 +1412,55 @@ void sub_08027548(ChuchuBossEntity* this, u32 param_2) {
     this->unk_7d = 0;
     sub_080276F4(this, 0, param_2);
 }
+
+void sub_0802757C(ChuchuBossEntity* this) {
+    u32 cVar2;
+
+    if (this->unk_7d != 0) {
+        if (super->type != 1) {
+            if (((ChuchuBossEntity*)super->child)->unk_7d != 0) {
+                this->unk_7d = 0;
+            }
+        } else {
+            this->unk_7d--;
+        }
+    } else {
+        if (*(u8*)((int)this + 0x85) == 1) {
+            this->unk_82.HWORD += *(u16*)((int)this + 0x86);
+            if ((s8)this->unk_82.HALF.HI >= (s8)this->unk_81) {
+                *(u8*)((int)this + 0x85) = 0;
+                if (super->type == 1) {
+                    this->unk_7d =
+                        (((ChuchuBossEntity*)super->parent)->unk_81 << 8) / *(u16*)((int)super->parent + 0x86) + 1;
+                } else {
+                    this->unk_7d = 1;
+                }
+                this->unk_82.HWORD = this->unk_81 << 8;
+            }
+        } else {
+            this->unk_82.HWORD -= *(u16*)((int)this + 0x86);
+            if ((s8)this->unk_82.HALF.HI <= -this->unk_81) {
+                cVar2 = 1;
+                *(u8*)((int)this + 0x85) = cVar2;
+                if (super->type == 1) {
+                    this->unk_7d =
+                        (((ChuchuBossEntity*)super->parent)->unk_81 << 8) / *(u16*)((int)super->parent + 0x86) + 1;
+                } else {
+                    this->unk_7d = 1;
+                }
+                this->unk_82.HWORD = (-this->unk_81) << 8;
+            }
+        }
+    }
+    super->y.WORD = super->parent->y.WORD + super->parent->spriteOffsetY * 0x10000;
+    super->x.WORD = super->parent->x.WORD + (s8)super->parent->spriteOffsetX * 0x10000;
+    LinearMoveAngle(super, super->timer << 8, this->unk_82.HALF.HI);
+    if (super->type != 1) {
+        super->child->y.WORD = super->y.WORD;
+        super->child->x.WORD = super->x.WORD;
+        LinearMoveAngle(super->child, super->child->timer << 8, ((ChuchuBossEntity*)super->child)->unk_82.HALF.HI);
+        sub_080279AC(this->unk_68, super->child, super->child->type);
+    }
+    sub_080279AC(this->unk_68, this, super->type);
+    this->unk_7e.HALF.HI = -this->unk_82.HALF.HI;
+}

From c862bded7ec77641c72467a836d034f4464961fe Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 15:47:16 +0300
Subject: [PATCH 05/19] Match sub_080276F4

---
 asm/enemy/chuchuBoss.s | 98 ------------------------------------------
 src/enemy/chuchuBoss.c | 90 ++++++++++++++++++++++++++++++--------
 2 files changed, 72 insertions(+), 116 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 5a059eac..06777466 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -8,104 +8,6 @@
 
 
 
-	thumb_func_start sub_080276F4
-sub_080276F4: @ 0x080276F4
-	push {r4, r5, r6, r7, lr}
-	adds r6, r2, #0
-	ldr r5, [r0, #0x54]
-	ldr r4, [r0, #0x68]
-	ldr r0, [r0, #0x50]
-	mov ip, r0
-	adds r0, #0x84
-	movs r2, #0
-	strb r2, [r0]
-	adds r0, r4, #0
-	adds r0, #0x84
-	strb r2, [r0]
-	adds r0, r5, #0
-	adds r0, #0x84
-	strb r2, [r0]
-	mov r0, ip
-	adds r0, #0x7e
-	movs r7, #0
-	strh r2, [r0]
-	adds r0, r4, #0
-	adds r0, #0x7e
-	strh r2, [r0]
-	adds r0, r5, #0
-	adds r0, #0x7e
-	strh r2, [r0]
-	mov r0, ip
-	adds r0, #0x7d
-	strb r7, [r0]
-	adds r0, r4, #0
-	adds r0, #0x7d
-	strb r7, [r0]
-	ldr r0, _080277AC @ =gUnk_080CC27C
-	lsls r1, r1, #2
-	adds r0, r1, r0
-	ldrh r2, [r0]
-	adds r3, r5, #0
-	adds r3, #0x86
-	strh r2, [r3]
-	ldrb r0, [r0, #2]
-	adds r2, r5, #0
-	adds r2, #0x81
-	strb r0, [r2]
-	ldr r0, _080277B0 @ =gUnk_080CC2BC
-	adds r0, r1, r0
-	ldrh r2, [r0]
-	adds r3, r4, #0
-	adds r3, #0x86
-	strh r2, [r3]
-	ldrb r0, [r0, #2]
-	adds r2, r4, #0
-	adds r2, #0x81
-	strb r0, [r2]
-	ldr r0, _080277B4 @ =gUnk_080CC29C
-	adds r1, r1, r0
-	ldrh r0, [r1]
-	mov r2, ip
-	adds r2, #0x86
-	strh r0, [r2]
-	ldrb r0, [r1, #2]
-	mov r1, ip
-	adds r1, #0x81
-	strb r0, [r1]
-	cmp r6, #0
-	bne _080277AA
-	mov r0, ip
-	adds r0, #0x85
-	strb r7, [r0]
-	adds r0, r4, #0
-	adds r0, #0x85
-	strb r7, [r0]
-	adds r0, r5, #0
-	adds r0, #0x85
-	strb r7, [r0]
-	mov r0, ip
-	adds r0, #0x82
-	strh r6, [r0]
-	adds r0, r4, #0
-	adds r0, #0x82
-	strh r6, [r0]
-	adds r0, r5, #0
-	adds r0, #0x82
-	strh r6, [r0]
-	ldrb r0, [r1]
-	lsls r0, r0, #7
-	ldrh r1, [r2]
-	bl __divsi3
-	adds r0, #1
-	adds r1, r5, #0
-	adds r1, #0x7d
-	strb r0, [r1]
-_080277AA:
-	pop {r4, r5, r6, r7, pc}
-	.align 2, 0
-_080277AC: .4byte gUnk_080CC27C
-_080277B0: .4byte gUnk_080CC2BC
-_080277B4: .4byte gUnk_080CC29C
 
 	thumb_func_start sub_080277B8
 sub_080277B8: @ 0x080277B8
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index e6168d37..43ec13fd 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -63,9 +63,15 @@ extern void (*const gUnk_080CC258[])(ChuchuBossEntity*);
 extern void (*const gUnk_080CC264[])(ChuchuBossEntity*);
 extern void (*const gUnk_080CC26C[])(ChuchuBossEntity*);
 extern const u8 gUnk_080CC278[];
-extern const u16 gUnk_080CC27C[];
-extern const u16 gUnk_080CC29C[];
-extern const u16 gUnk_080CC2BC[];
+
+typedef struct {
+    u16 unk0;
+    u8 unk2;
+} ChuchuStruct;
+
+extern const ChuchuStruct gUnk_080CC27C[];
+extern const ChuchuStruct gUnk_080CC29C[];
+extern const ChuchuStruct gUnk_080CC2BC[];
 extern const s8 gUnk_080CC2DC[];
 extern Hitbox gUnk_080FD238;
 
@@ -222,25 +228,25 @@ const u8 gUnk_080CC278[] = {
     150, 180, 210, 250,
 };
 
-const u16 gUnk_080CC27C[] = {
-     0x80,  0x8, 0x100,  0x6,
-     0x80, 0x18, 0x100,  0x8,
-    0x180,  0x6, 0x100, 0x10,
-      0x0,  0x0,  0xA0, 0x18,
+const ChuchuStruct gUnk_080CC27C[] = {
+     {0x80,  0x8}, {0x100,  0x6},
+     {0x80, 0x18}, {0x100,  0x8},
+    {0x180,  0x6}, {0x100, 0x10},
+      {0x0,  0x0},  {0xA0, 0x18},
 };
 
-const u16 gUnk_080CC29C[] = {
-     0x80, 0x8, 0x100,  0x4,
-     0x80, 0xC,  0x80,  0x6,
-    0x200, 0x6, 0x100,  0xC,
-      0x0, 0x0,  0xA0, 0x14,
+const ChuchuStruct gUnk_080CC29C[] = {
+     {0x80, 0x8}, {0x100,  0x4},
+     {0x80, 0xC}, { 0x80,  0x6},
+    {0x200, 0x6}, {0x100,  0xC},
+      {0x0, 0x0},  {0xA0, 0x14},
 };
 
-const u16 gUnk_080CC2BC[] = {
-     0x80, 0x8, 0x100,  0x0,
-     0x60, 0x2,  0x80,  0x2,
-    0x200, 0x6, 0x100,  0x8,
-      0x0, 0x0,  0xA0, 0x10,
+const ChuchuStruct gUnk_080CC2BC[] = {
+     {0x80, 0x8}, {0x100,  0x0},
+     {0x60, 0x2}, { 0x80,  0x2},
+    {0x200, 0x6}, {0x100,  0x8},
+      {0x0, 0x0},  {0xA0, 0x10},
 };
 
 
@@ -1464,3 +1470,51 @@ void sub_0802757C(ChuchuBossEntity* this) {
     sub_080279AC(this->unk_68, this, super->type);
     this->unk_7e.HALF.HI = -this->unk_82.HALF.HI;
 }
+
+void sub_080276F4(ChuchuBossEntity* this, u32 param_2, u32 param_3) {
+    u32 tempzero;
+    ChuchuBossEntity* pEVar2;
+    ChuchuBossEntity* pEVar5;
+    ChuchuBossEntity* pEVar6;
+    int iVar3;
+    int iVar4;
+    int iVar5;
+    const ChuchuStruct* ptr;
+    const ChuchuStruct* ptr2;
+    const ChuchuStruct* ptr3;
+
+    pEVar6 = (ChuchuBossEntity*)super->child;
+    pEVar5 = this->unk_68;
+    pEVar2 = (ChuchuBossEntity*)super->parent;
+    *(u8*)((int)pEVar2 + 0x84) = tempzero = 0;
+    *(u8*)((int)pEVar5 + 0x84) = 0;
+    *(u8*)((int)pEVar6 + 0x84) = 0;
+    pEVar2->unk_7e.HWORD = tempzero;
+    pEVar5->unk_7e.HWORD = 0;
+    pEVar6->unk_7e.HWORD = 0;
+    pEVar2->unk_7d = 0;
+    pEVar5->unk_7d = 0;
+    ptr = gUnk_080CC27C;
+    ptr += param_2;
+    iVar3 = ptr->unk0;
+    *(u16*)((int)pEVar6 + 0x86) = iVar3;
+    pEVar6->unk_81 = ptr->unk2;
+    ptr2 = gUnk_080CC2BC;
+    ptr2 += param_2;
+    iVar4 = ptr2->unk0;
+    *(u16*)((int)pEVar5 + 0x86) = iVar4;
+    pEVar5->unk_81 = ptr2->unk2;
+    ptr3 = (ChuchuStruct*)gUnk_080CC29C;
+    iVar5 = ptr3[param_2].unk0;
+    *(u16*)((int)pEVar2 + 0x86) = iVar5;
+    pEVar2->unk_81 = ptr3[param_2].unk2;
+    if (param_3 == 0) {
+        *(u8*)((int)pEVar2 + 0x85) = 0;
+        *(u8*)((int)pEVar5 + 0x85) = 0;
+        *(u8*)((int)pEVar6 + 0x85) = 0;
+        pEVar2->unk_82.HWORD = 0;
+        pEVar5->unk_82.HWORD = 0;
+        pEVar6->unk_82.HWORD = 0;
+        pEVar6->unk_7d = (pEVar2->unk_81 << 7) / (*(u16*)((int)pEVar2 + 0x86)) + 1;
+    }
+}

From df272fcd6fed73eb14adc5493f0ec50e332e0521 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Mon, 18 Jul 2022 15:54:58 +0300
Subject: [PATCH 06/19] Match sub_080277B8

---
 asm/enemy/chuchuBoss.s | 36 ------------------------------------
 src/enemy/chuchuBoss.c | 15 +++++++++++++++
 2 files changed, 15 insertions(+), 36 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 06777466..ed855d0b 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -9,42 +9,6 @@
 
 
 
-	thumb_func_start sub_080277B8
-sub_080277B8: @ 0x080277B8
-	push {r4, r5, lr}
-	adds r5, r0, #0
-	adds r4, r1, #0
-	ldr r1, [r5, #0x54]
-	adds r3, r1, #0
-	adds r3, #0x7a
-	ldrh r0, [r3]
-	cmp r4, r0
-	bls _080277DC
-	adds r0, r0, r2
-	strh r0, [r3]
-	ldr r0, [r1, #0x74]
-	ldr r2, _080277D8 @ =0xFFFE8000
-	adds r0, r0, r2
-	str r0, [r1, #0x74]
-	b _080277F0
-	.align 2, 0
-_080277D8: .4byte 0xFFFE8000
-_080277DC:
-	strh r4, [r3]
-	adds r1, #0x7c
-	movs r0, #8
-	strb r0, [r1]
-	adds r0, r5, #0
-	adds r0, #0x84
-	ldr r1, [r0]
-	ldrb r0, [r1, #3]
-	adds r0, #1
-	strb r0, [r1, #3]
-_080277F0:
-	adds r0, r5, #0
-	bl sub_080277F8
-	pop {r4, r5, pc}
-
 	thumb_func_start sub_080277F8
 sub_080277F8: @ 0x080277F8
 	push {r4, r5, r6, r7, lr}
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 43ec13fd..083963a9 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1518,3 +1518,18 @@ void sub_080276F4(ChuchuBossEntity* this, u32 param_2, u32 param_3) {
         pEVar6->unk_7d = (pEVar2->unk_81 << 7) / (*(u16*)((int)pEVar2 + 0x86)) + 1;
     }
 }
+
+void sub_080277B8(ChuchuBossEntity* this, u32 param_2, s32 param_3) {
+    ChuchuBossEntity* pEVar1;
+
+    pEVar1 = (ChuchuBossEntity*)super->child;
+    if (param_2 > pEVar1->unk_78.HALF_U.HI) {
+        pEVar1->unk_78.HALF.HI += param_3;
+        pEVar1->unk_74.WORD -= Q_16_16(1.5);
+    } else {
+        pEVar1->unk_78.HALF.HI = param_2;
+        pEVar1->unk_7c = 8;
+        this->unk_84->unk_03++;
+    }
+    sub_080277F8(this);
+}

From d88ce744863fff731401857745469759fc00b93f Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 02:10:18 +0300
Subject: [PATCH 07/19] Match sub_080277F8

---
 asm/enemy/chuchuBoss.s | 63 ------------------------------------------
 src/enemy/chuchuBoss.c | 33 ++++++++++++++++++++++
 2 files changed, 33 insertions(+), 63 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index ed855d0b..bae3f1c2 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -9,69 +9,6 @@
 
 
 
-	thumb_func_start sub_080277F8
-sub_080277F8: @ 0x080277F8
-	push {r4, r5, r6, r7, lr}
-	adds r6, r0, #0
-	ldr r3, [r6, #0x54]
-	ldr r5, [r6, #0x68]
-	ldr r4, [r6, #0x50]
-	ldrh r2, [r6, #0x2e]
-	strh r2, [r5, #0x2e]
-	movs r7, #0xe
-	strb r7, [r5, #0xe]
-	ldrh r0, [r6, #0x32]
-	subs r0, #0xe
-	strh r0, [r5, #0x32]
-	strh r2, [r4, #0x2e]
-	movs r0, #0x7a
-	adds r0, r0, r3
-	mov ip, r0
-	ldrh r1, [r0]
-	subs r1, #0xa0
-	asrs r1, r1, #4
-	movs r0, #0x12
-	subs r0, r0, r1
-	strb r0, [r4, #0xe]
-	ldrb r1, [r4, #0xe]
-	ldrh r0, [r5, #0x32]
-	subs r0, r0, r1
-	strh r0, [r4, #0x32]
-	strh r2, [r3, #0x2e]
-	mov r1, ip
-	ldrh r0, [r1]
-	cmp r0, #0xa0
-	bls _0802784E
-	subs r0, #0xa0
-	asrs r0, r0, #2
-	movs r1, #0xe
-	subs r1, r1, r0
-	strb r1, [r3, #0xe]
-	movs r0, #0x80
-	ands r1, r0
-	cmp r1, #0
-	beq _08027850
-	movs r0, #0
-	strb r0, [r3, #0xe]
-	b _08027850
-_0802784E:
-	strb r7, [r3, #0xe]
-_08027850:
-	ldrb r1, [r3, #0xe]
-	ldrh r0, [r4, #0x32]
-	subs r0, r0, r1
-	strh r0, [r3, #0x32]
-	ldr r0, [r3, #0x74]
-	str r0, [r4, #0x74]
-	ldr r0, [r3, #0x78]
-	str r0, [r4, #0x78]
-	ldr r0, [r3, #0x74]
-	str r0, [r5, #0x74]
-	ldr r0, [r3, #0x78]
-	str r0, [r5, #0x78]
-	adds r0, r6, #0
-	bl sub_08027984
-	pop {r4, r5, r6, r7, pc}
 
 	thumb_func_start sub_08027870
 sub_08027870: @ 0x08027870
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 083963a9..04c38521 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1533,3 +1533,36 @@ void sub_080277B8(ChuchuBossEntity* this, u32 param_2, s32 param_3) {
     }
     sub_080277F8(this);
 }
+
+void sub_080277F8(ChuchuBossEntity* this) {
+    u32 uVar1;
+    ChuchuBossEntity* pEVar3;
+    ChuchuBossEntity* pEVar4;
+    ChuchuBossEntity* pEVar5;
+
+    pEVar3 = (ChuchuBossEntity*)super->child;
+    pEVar5 = this->unk_68;
+    pEVar4 = (ChuchuBossEntity*)super->parent;
+    uVar1 = super->x.HALF_U.HI;
+    pEVar5->base.x.HALF.HI = uVar1;
+    pEVar5->base.timer = 14;
+    pEVar5->base.y.HALF.HI = super->y.HALF.HI - 14;
+    pEVar4->base.x.HALF.HI = uVar1;
+    pEVar4->base.timer = 18 - ((pEVar3->unk_78.HALF_U.HI - 0xa0) >> 4);
+    pEVar4->base.y.HALF.HI = pEVar5->base.y.HALF.HI - pEVar4->base.timer;
+    pEVar3->base.x.HALF.HI = uVar1;
+    if (pEVar3->unk_78.HALF_U.HI >= 0xa1) {
+        pEVar3->base.timer = 14 - ((pEVar3->unk_78.HALF_U.HI - 0xa0) >> 2);
+        if ((pEVar3->base.timer & 0x80) != 0) {
+            pEVar3->base.timer = 0;
+        }
+    } else {
+        pEVar3->base.timer = 14;
+    }
+    pEVar3->base.y.HALF.HI = pEVar4->base.y.HALF.HI - pEVar3->base.timer;
+    pEVar4->unk_74.WORD = pEVar3->unk_74.WORD;
+    pEVar4->unk_78.WORD = pEVar3->unk_78.WORD;
+    pEVar5->unk_74.WORD = pEVar3->unk_74.WORD;
+    pEVar5->unk_78.WORD = pEVar3->unk_78.WORD;
+    sub_08027984(this);
+}

From 49ebdffa11767f2f9b16a8545be9ce2fc22e99d3 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 02:29:25 +0300
Subject: [PATCH 08/19] Match sub_08027870

---
 asm/enemy/chuchuBoss.s | 145 -----------------------------------------
 include/functions.h    |   1 -
 src/enemy/chuchuBoss.c |  81 +++++++++++++++++++----
 3 files changed, 68 insertions(+), 159 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index bae3f1c2..5bd91cf9 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -10,151 +10,6 @@
 
 
 
-	thumb_func_start sub_08027870
-sub_08027870: @ 0x08027870
-	push {r4, r5, r6, r7, lr}
-	adds r7, r0, #0
-	ldr r4, [r7, #0x54]
-	ldr r5, [r7, #0x68]
-	ldr r6, [r7, #0x50]
-	ldr r0, [r4, #0x74]
-	str r0, [r6, #0x74]
-	ldr r0, [r4, #0x78]
-	str r0, [r6, #0x78]
-	ldr r0, [r4, #0x74]
-	str r0, [r5, #0x74]
-	ldr r0, [r4, #0x78]
-	str r0, [r5, #0x78]
-	adds r0, r4, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	rsbs r0, r0, #0
-	adds r1, r4, #0
-	adds r1, #0x7f
-	strb r0, [r1]
-	adds r0, r5, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	rsbs r0, r0, #0
-	adds r1, r5, #0
-	adds r1, #0x7f
-	strb r0, [r1]
-	adds r0, r6, #0
-	adds r0, #0x83
-	ldrb r0, [r0]
-	rsbs r0, r0, #0
-	adds r1, r6, #0
-	adds r1, #0x7f
-	strb r0, [r1]
-	adds r1, r5, #0
-	adds r1, #0x7a
-	ldrh r0, [r1]
-	cmp r0, #0xa0
-	bls _080278C2
-	movs r0, #0xe
-	b _080278CC
-_080278C2:
-	ldrh r1, [r1]
-	movs r0, #0xa0
-	subs r0, r0, r1
-	asrs r0, r0, #3
-	adds r0, #0xe
-_080278CC:
-	strb r0, [r5, #0xe]
-	adds r1, r6, #0
-	adds r1, #0x7a
-	ldrh r0, [r1]
-	cmp r0, #0xa0
-	bls _080278EA
-	adds r2, r4, #0
-	adds r2, #0x7a
-	ldrh r1, [r2]
-	subs r1, #0xa0
-	asrs r1, r1, #4
-	movs r0, #0x12
-	subs r0, r0, r1
-	strb r0, [r6, #0xe]
-	b _080278FA
-_080278EA:
-	ldrh r1, [r1]
-	movs r0, #0xa0
-	subs r0, r0, r1
-	asrs r0, r0, #2
-	adds r0, #0x12
-	strb r0, [r6, #0xe]
-	adds r2, r4, #0
-	adds r2, #0x7a
-_080278FA:
-	adds r0, r2, #0
-	ldrh r1, [r0]
-	cmp r1, #0xa0
-	bls _0802791A
-	adds r0, r1, #0
-	subs r0, #0xa0
-	asrs r0, r0, #2
-	movs r1, #0xe
-	subs r1, r1, r0
-	strb r1, [r4, #0xe]
-	movs r0, #0x80
-	ands r1, r0
-	cmp r1, #0
-	beq _08027934
-	movs r0, #0
-	b _08027932
-_0802791A:
-	cmp r1, #0x7f
-	bhi _08027928
-	ldrh r1, [r0]
-	movs r0, #0xa0
-	subs r0, r0, r1
-	asrs r0, r0, #2
-	b _08027930
-_08027928:
-	ldrh r1, [r2]
-	movs r0, #0xa0
-	subs r0, r0, r1
-	asrs r0, r0, #1
-_08027930:
-	adds r0, #0xe
-_08027932:
-	strb r0, [r4, #0xe]
-_08027934:
-	ldr r0, [r7, #0x2c]
-	str r0, [r5, #0x2c]
-	ldr r0, [r7, #0x30]
-	str r0, [r5, #0x30]
-	ldrb r1, [r5, #0xe]
-	lsls r1, r1, #8
-	adds r0, r5, #0
-	adds r0, #0x83
-	ldrb r2, [r0]
-	adds r0, r5, #0
-	bl LinearMoveAngle
-	ldr r0, [r5, #0x2c]
-	str r0, [r6, #0x2c]
-	ldr r0, [r5, #0x30]
-	str r0, [r6, #0x30]
-	ldrb r1, [r6, #0xe]
-	lsls r1, r1, #8
-	adds r0, r6, #0
-	adds r0, #0x83
-	ldrb r2, [r0]
-	adds r0, r6, #0
-	bl LinearMoveAngle
-	ldr r0, [r6, #0x2c]
-	str r0, [r4, #0x2c]
-	ldr r0, [r6, #0x30]
-	str r0, [r4, #0x30]
-	ldrb r1, [r4, #0xe]
-	lsls r1, r1, #8
-	adds r0, r4, #0
-	adds r0, #0x83
-	ldrb r2, [r0]
-	adds r0, r4, #0
-	bl LinearMoveAngle
-	adds r0, r7, #0
-	bl sub_08027984
-	pop {r4, r5, r6, r7, pc}
 
 	thumb_func_start sub_08027984
 sub_08027984: @ 0x08027984
diff --git a/include/functions.h b/include/functions.h
index 18cc67e7..11de5285 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -78,7 +78,6 @@ extern u32 sub_0801766C(Entity*);
 extern void sub_0801AFE4(void);
 extern void UpdateUIElements(void);
 extern void sub_0801E104(void);
-extern void sub_08027870(Entity*);
 extern void sub_08030118(u32);
 extern void sub_0803C0AC(Entity*);
 extern void sub_08049CF4(Entity*);
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 04c38521..9e138ff5 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -122,7 +122,7 @@ void sub_0802757C();
 void sub_080276F4();
 void sub_080277B8();
 void sub_080277F8();
-void sub_08027870();
+void sub_08027870(ChuchuBossEntity*);
 void sub_08027984();
 void sub_080279AC();
 bool32 sub_080279E8(ChuchuBossEntity*);
@@ -262,7 +262,7 @@ void ChuchuBoss(Entity* this) {
 void ChuchuBoss_OnKnockback(ChuchuBossEntity* this) {
     GenericKnockback(super);
     if (super->type == 0) {
-        sub_08027870(super);
+        sub_08027870(this);
     }
 }
 
@@ -314,7 +314,7 @@ void ChuchuBoss_OnDeath(ChuchuBossEntity* this) {
                     break;
             }
         }
-        sub_08027870(super);
+        sub_08027870(this);
     } else {
         if (this->unk_6d.unk1) {
             this->unk_6d.unk1 = 1;
@@ -656,7 +656,7 @@ void sub_0802650C(ChuchuBossEntity* this) {
         this->unk_84->unk_03++;
         gRoomControls.camera_target = &gPlayerEntity;
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_0802653C(ChuchuBossEntity* this) {
@@ -697,7 +697,7 @@ void sub_08026580(ChuchuBossEntity* this) {
                 }
             }
         }
-        sub_08027870(super);
+        sub_08027870(this);
     }
 }
 
@@ -747,7 +747,7 @@ void sub_08026634(ChuchuBossEntity* this) {
             this->unk_7d--;
         }
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_08026750(ChuchuBossEntity* this) {
@@ -811,7 +811,7 @@ void sub_0802686C(ChuchuBossEntity* this) {
         super->subAction = 5;
         this->unk_84->unk_03 = 0;
         sub_08027B98(this, 0x80, 0x80, 0x80, 0);
-        sub_08027870(super);
+        sub_08027870(this);
         InitAnimationForceUpdate(super->child, 3);
         SoundReq(SFX_1A1);
     }
@@ -864,7 +864,7 @@ void sub_08026968(ChuchuBossEntity* this) {
         pEVar6->unk_82.HWORD += sVar5;
         pEVar7->unk_82.HWORD += sVar5;
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_080269CC(ChuchuBossEntity* this) {
@@ -970,7 +970,7 @@ void sub_080269CC(ChuchuBossEntity* this) {
         pEVar7->unk_74.WORD += 0x40000;
         pEVar7->unk_78.WORD -= 0x8000;
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_08026BE8(ChuchuBossEntity* this) {
@@ -988,7 +988,7 @@ void sub_08026BE8(ChuchuBossEntity* this) {
     } else {
         this->unk_7c--;
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_08026C40(ChuchuBossEntity* this) {
@@ -1079,7 +1079,7 @@ void sub_08026C40(ChuchuBossEntity* this) {
         pEVar6->base.subtimer = 0;
         sub_08027B98(this, 0x90, 0xb0, 0x10, 0);
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_08026E1C(ChuchuBossEntity* this) {
@@ -1183,7 +1183,7 @@ void sub_08026FA4(ChuchuBossEntity* this) {
             }
         }
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_08027064(ChuchuBossEntity* this) {
@@ -1264,7 +1264,7 @@ void sub_08027064(ChuchuBossEntity* this) {
             this->unk_7c = 0x3c;
         }
     }
-    sub_08027870(super);
+    sub_08027870(this);
 }
 
 void sub_0802720C(ChuchuBossEntity* this) {
@@ -1566,3 +1566,58 @@ void sub_080277F8(ChuchuBossEntity* this) {
     pEVar5->unk_78.WORD = pEVar3->unk_78.WORD;
     sub_08027984(this);
 }
+
+void sub_08027870(ChuchuBossEntity* this) {
+    u32 cVar1;
+    u32 uVar2;
+    u32 uVar3;
+    ChuchuBossEntity* pEVar5;
+    ChuchuBossEntity* pEVar7;
+    ChuchuBossEntity* pEVar6;
+
+    pEVar5 = (ChuchuBossEntity*)super->child;
+    pEVar7 = this->unk_68;
+    pEVar6 = (ChuchuBossEntity*)super->parent;
+    pEVar6->unk_74.WORD = pEVar5->unk_74.WORD;
+    pEVar6->unk_78.WORD = pEVar5->unk_78.WORD;
+    pEVar7->unk_74.WORD = pEVar5->unk_74.WORD;
+    pEVar7->unk_78.WORD = pEVar5->unk_78.WORD;
+    pEVar5->unk_7e.HALF.HI = -pEVar5->unk_82.HALF.HI;
+    pEVar7->unk_7e.HALF.HI = -pEVar7->unk_82.HALF.HI;
+    pEVar6->unk_7e.HALF.HI = -pEVar6->unk_82.HALF.HI;
+    if (pEVar7->unk_78.HALF_U.HI >= 0xa1) {
+        uVar2 = 14;
+    } else {
+        uVar2 = ((0xa0 - pEVar7->unk_78.HALF_U.HI) >> 3) + 14;
+    }
+    pEVar7->base.timer = uVar2;
+    if (pEVar6->unk_78.HALF_U.HI >= 0xa1) {
+        pEVar6->base.timer = 18 - ((pEVar5->unk_78.HALF_U.HI - 0xa0) >> 4);
+    } else {
+        pEVar6->base.timer = ((0xa0 - pEVar6->unk_78.HALF_U.HI) >> 2) + 18;
+    }
+    if (pEVar5->unk_78.HALF_U.HI >= 0xa1) {
+        uVar3 = 0xe - ((pEVar5->unk_78.HALF_U.HI - 0xa0) >> 2);
+        pEVar5->base.timer = uVar3;
+        if ((uVar3 & 0x80) != 0) {
+            pEVar5->base.timer = 0;
+        }
+    } else {
+        if (pEVar5->unk_78.HALF_U.HI < 0x80) {
+            cVar1 = ((0xa0 - pEVar5->unk_78.HALF_U.HI) >> 2);
+        } else {
+            cVar1 = ((0xa0 - pEVar5->unk_78.HALF_U.HI) >> 1);
+        }
+        pEVar5->base.timer = cVar1 + 14;
+    }
+    pEVar7->base.x.WORD = super->x.WORD;
+    pEVar7->base.y.WORD = super->y.WORD;
+    LinearMoveAngle(&pEVar7->base, pEVar7->base.timer << 8, pEVar7->unk_82.HALF.HI);
+    pEVar6->base.x.WORD = pEVar7->base.x.WORD;
+    pEVar6->base.y.WORD = pEVar7->base.y.WORD;
+    LinearMoveAngle(&pEVar6->base, pEVar6->base.timer << 8, pEVar6->unk_82.HALF.HI);
+    pEVar5->base.x.WORD = pEVar6->base.x.WORD;
+    pEVar5->base.y.WORD = pEVar6->base.y.WORD;
+    LinearMoveAngle(&pEVar5->base, pEVar5->base.timer << 8, pEVar5->unk_82.HALF.HI);
+    sub_08027984(this);
+}

From 06e8f0f5015e6306765b9eae65e854fb3c67c21d Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:01:27 +0300
Subject: [PATCH 09/19] Match sub_08027984

---
 asm/enemy/chuchuBoss.s | 19 -------------------
 src/enemy/chuchuBoss.c | 13 +++++++++++++
 2 files changed, 13 insertions(+), 19 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 5bd91cf9..1a2478c3 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -11,25 +11,6 @@
 
 
 
-	thumb_func_start sub_08027984
-sub_08027984: @ 0x08027984
-	push {r4, r5, r6, lr}
-	adds r4, r0, #0
-	ldr r1, [r4, #0x54]
-	ldr r5, [r4, #0x68]
-	ldr r6, [r4, #0x50]
-	ldrb r2, [r1, #0xa]
-	bl sub_080279AC
-	ldrb r2, [r5, #0xa]
-	adds r0, r4, #0
-	adds r1, r5, #0
-	bl sub_080279AC
-	ldrb r2, [r6, #0xa]
-	adds r0, r4, #0
-	adds r1, r6, #0
-	bl sub_080279AC
-	pop {r4, r5, r6, pc}
-	.align 2, 0
 
 	thumb_func_start sub_080279AC
 sub_080279AC: @ 0x080279AC
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 9e138ff5..9652752a 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1621,3 +1621,16 @@ void sub_08027870(ChuchuBossEntity* this) {
     LinearMoveAngle(&pEVar5->base, pEVar5->base.timer << 8, pEVar5->unk_82.HALF.HI);
     sub_08027984(this);
 }
+
+void sub_08027984(ChuchuBossEntity* this) {
+    ChuchuBossEntity* child;
+    ChuchuBossEntity* pEVar1;
+    ChuchuBossEntity* pEVar2;
+
+    child = (ChuchuBossEntity*)super->child;
+    pEVar1 = this->unk_68;
+    pEVar2 = (ChuchuBossEntity*)super->parent;
+    sub_080279AC(this, child, child->base.type);
+    sub_080279AC(this, pEVar1, pEVar1->base.type);
+    sub_080279AC(this, pEVar2, pEVar2->base.type);
+}

From 27d04023f7dfaff16df1f51fa289e3da939a385d Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:06:08 +0300
Subject: [PATCH 10/19] Match sub_080279AC

---
 asm/enemy/chuchuBoss.s | 32 --------------------------------
 src/enemy/chuchuBoss.c | 12 ++++++++++++
 2 files changed, 12 insertions(+), 32 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 1a2478c3..90985728 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -12,38 +12,6 @@
 
 
 
-	thumb_func_start sub_080279AC
-sub_080279AC: @ 0x080279AC
-	push {r4, r5, r6, lr}
-	mov ip, r1
-	movs r3, #4
-	subs r3, r3, r2
-	ldrh r1, [r1, #0x2e]
-	ldrh r4, [r0, #0x2e]
-	subs r1, r1, r4
-	mov r6, ip
-	adds r6, #0x62
-	strb r1, [r6]
-	mov r2, ip
-	ldrh r1, [r2, #0x32]
-	ldrh r2, [r0, #0x32]
-	adds r0, r2, r3
-	subs r1, r1, r0
-	mov r5, ip
-	adds r5, #0x63
-	strb r1, [r5]
-	mov r0, ip
-	strh r4, [r0, #0x2e]
-	adds r2, r2, r3
-	strh r2, [r0, #0x32]
-	ldr r1, [r0, #0x48]
-	ldrb r0, [r6]
-	strb r0, [r1]
-	mov r2, ip
-	ldr r1, [r2, #0x48]
-	ldrb r0, [r5]
-	strb r0, [r1, #1]
-	pop {r4, r5, r6, pc}
 
 	thumb_func_start sub_080279E8
 sub_080279E8: @ 0x080279E8
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 9652752a..c7182d4f 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1634,3 +1634,15 @@ void sub_08027984(ChuchuBossEntity* this) {
     sub_080279AC(this, pEVar1, pEVar1->base.type);
     sub_080279AC(this, pEVar2, pEVar2->base.type);
 }
+
+void sub_080279AC(ChuchuBossEntity* this, Entity* param_2, s32 param_3) {
+    s32 temp;
+
+    temp = 4 - param_3;
+    param_2->spriteOffsetX = param_2->x.HALF_U.HI - super->x.HALF_U.HI;
+    param_2->spriteOffsetY = param_2->y.HALF.HI - (super->y.HALF.HI + temp);
+    param_2->x.HALF.HI = super->x.HALF_U.HI;
+    param_2->y.HALF.HI = super->y.HALF.HI + temp;
+    param_2->hitbox->offset_x = param_2->spriteOffsetX;
+    param_2->hitbox->offset_y = param_2->spriteOffsetY;
+}

From 92287593acff2a4e01b68b0005b22aac44173157 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:13:33 +0300
Subject: [PATCH 11/19] Match sub_080279E8

---
 asm/enemy/chuchuBoss.s | 68 ------------------------------------------
 src/enemy/chuchuBoss.c | 28 +++++++++++++++++
 2 files changed, 28 insertions(+), 68 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 90985728..e295b612 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -13,74 +13,6 @@
 
 
 
-	thumb_func_start sub_080279E8
-sub_080279E8: @ 0x080279E8
-	push {r4, lr}
-	sub sp, #4
-	adds r2, r0, #0
-	ldr r4, [r2, #0x54]
-	adds r0, #0x81
-	ldrb r0, [r0]
-	cmp r0, #0x80
-	bne _08027A20
-	adds r0, r2, #0
-	adds r0, #0x76
-	ldrh r1, [r0]
-	adds r0, #0xe
-	ldr r0, [r0]
-	ldrb r0, [r0, #5]
-	subs r1, r1, r0
-	cmp r1, #0x80
-	bne _08027A58
-	adds r0, r2, #0
-	adds r0, #0x82
-	ldrb r1, [r0]
-	movs r0, #1
-	str r0, [sp]
-	adds r0, r2, #0
-	movs r2, #0xa0
-	movs r3, #0x20
-	bl sub_08027B98
-	b _08027A58
-_08027A20:
-	adds r0, r4, #0
-	adds r0, #0x76
-	ldrh r1, [r0]
-	adds r3, r0, #0
-	cmp r1, #0xa0
-	bls _08027A30
-	subs r0, r1, #4
-	b _08027A32
-_08027A30:
-	movs r0, #0xa0
-_08027A32:
-	strh r0, [r3]
-	adds r0, r4, #0
-	adds r0, #0x7a
-	ldrh r2, [r0]
-	adds r1, r0, #0
-	cmp r2, #0xa0
-	bls _08027A44
-	subs r0, r2, #4
-	b _08027A46
-_08027A44:
-	movs r0, #0xa0
-_08027A46:
-	strh r0, [r1]
-	ldrh r0, [r3]
-	cmp r0, #0xa0
-	bne _08027A58
-	ldrh r0, [r1]
-	cmp r0, #0xa0
-	bne _08027A58
-	movs r0, #1
-	b _08027A5A
-_08027A58:
-	movs r0, #0
-_08027A5A:
-	add sp, #4
-	pop {r4, pc}
-	.align 2, 0
 
 	thumb_func_start sub_08027A60
 sub_08027A60: @ 0x08027A60
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index c7182d4f..9e586661 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1646,3 +1646,31 @@ void sub_080279AC(ChuchuBossEntity* this, Entity* param_2, s32 param_3) {
     param_2->hitbox->offset_x = param_2->spriteOffsetX;
     param_2->hitbox->offset_y = param_2->spriteOffsetY;
 }
+
+bool32 sub_080279E8(ChuchuBossEntity* this) {
+    u32 sVar1;
+    u32 sVar2;
+    ChuchuBossEntity* pEVar4;
+
+    pEVar4 = (ChuchuBossEntity*)super->child;
+    if (this->unk_81 == 0x80) {
+        if (this->unk_74.HALF_U.HI - (u8)this->unk_84->unk_05 == 0x80) {
+            sub_08027B98(this, this->unk_82.HALF.LO, 0xa0, 0x20, 1);
+        }
+    } else {
+        if (pEVar4->unk_74.HALF_U.HI >= 0xa1) {
+            pEVar4->unk_74.HALF_U.HI = pEVar4->unk_74.HALF_U.HI - 4;
+        } else {
+            pEVar4->unk_74.HALF_U.HI = 0xa0;
+        }
+        if (pEVar4->unk_78.HALF_U.HI >= 0xa1) {
+            pEVar4->unk_78.HALF_U.HI = pEVar4->unk_78.HALF_U.HI - 4;
+        } else {
+            pEVar4->unk_78.HALF_U.HI = 0xa0;
+        }
+        if ((pEVar4->unk_74.HALF_U.HI == 0xa0) && (pEVar4->unk_78.HALF_U.HI == 0xa0)) {
+            return TRUE;
+        }
+    }
+    return FALSE;
+}

From bb05f2da36bc4ade85c8f489d9d8365bb04645c5 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:16:54 +0300
Subject: [PATCH 12/19] Match sub_08027A60

---
 asm/enemy/chuchuBoss.s | 38 --------------------------------------
 src/enemy/chuchuBoss.c | 16 ++++++++++++++++
 2 files changed, 16 insertions(+), 38 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index e295b612..aa715def 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -14,44 +14,6 @@
 
 
 
-	thumb_func_start sub_08027A60
-sub_08027A60: @ 0x08027A60
-	push {lr}
-	adds r2, r0, #0
-	adds r0, #0x7c
-	ldrb r1, [r0]
-	movs r0, #0x80
-	ands r0, r1
-	cmp r0, #0
-	beq _08027A78
-	ldr r0, [r2, #0x74]
-	movs r1, #0x80
-	lsls r1, r1, #7
-	b _08027A7C
-_08027A78:
-	ldr r0, [r2, #0x74]
-	ldr r1, _08027AA0 @ =0xFFFFC000
-_08027A7C:
-	adds r0, r0, r1
-	str r0, [r2, #0x74]
-	adds r3, r2, #0
-	adds r3, #0x7c
-	ldrb r0, [r3]
-	adds r2, r0, #1
-	strb r2, [r3]
-	movs r0, #0x7f
-	ands r0, r2
-	cmp r0, #0x28
-	bne _08027A9C
-	movs r1, #0x80
-	movs r0, #0x80
-	ands r2, r0
-	eors r2, r1
-	strb r2, [r3]
-_08027A9C:
-	pop {pc}
-	.align 2, 0
-_08027AA0: .4byte 0xFFFFC000
 
 	thumb_func_start sub_08027AA4
 sub_08027AA4: @ 0x08027AA4
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 9e586661..8595feef 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1674,3 +1674,19 @@ bool32 sub_080279E8(ChuchuBossEntity* this) {
     }
     return FALSE;
 }
+
+void sub_08027A60(ChuchuBossEntity* this) {
+    int iVar1;
+    int iVar2;
+    u32 bVar3;
+
+    if ((this->unk_7c & 0x80) != 0) {
+        this->unk_74.WORD += Q_16_16(0.25);
+    } else {
+        this->unk_74.WORD -= Q_16_16(0.25);
+    }
+    this->unk_7c++;
+    if ((this->unk_7c & 0x7f) == 0x28) {
+        this->unk_7c = (this->unk_7c & 0x80) ^ 0x80;
+    }
+}

From 6a63649f861102d5f68cbf981816c5325605ed34 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:47:59 +0300
Subject: [PATCH 13/19] Match sub_08027AA4

---
 asm/enemy/chuchuBoss.s | 126 -----------------------------------------
 src/enemy/chuchuBoss.c |  54 ++++++++++++++++++
 2 files changed, 54 insertions(+), 126 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index aa715def..d12220d7 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -15,132 +15,6 @@
 
 
 
-	thumb_func_start sub_08027AA4
-sub_08027AA4: @ 0x08027AA4
-	push {r4, r5, lr}
-	adds r5, r0, #0
-	adds r0, #0x41
-	ldrb r1, [r0]
-	movs r0, #0x80
-	ands r0, r1
-	cmp r0, #0
-	beq _08027B94
-	movs r0, #0x7f
-	ands r0, r1
-	cmp r0, #0x13
-	beq _08027AC2
-	cmp r0, #0x1b
-	beq _08027B44
-	b _08027B94
-_08027AC2:
-	movs r0, #0x84
-	bl SoundReq
-	ldrb r3, [r5, #0xb]
-	adds r0, r5, #0
-	movs r1, #0x49
-	movs r2, #9
-	bl CreateObjectWithParent
-	ldr r0, _08027B3C @ =0x00000155
-	bl SoundReq
-	adds r0, r5, #0
-	adds r0, #0x84
-	ldr r4, [r0]
-	adds r1, r5, #0
-	adds r1, #0x3d
-	movs r0, #3
-	strb r0, [r1]
-	ldrb r0, [r4, #6]
-	adds r0, #1
-	strb r0, [r4, #6]
-	ldrb r0, [r4, #6]
-	movs r1, #3
-	bl __divsi3
-	adds r1, r0, #0
-	lsls r0, r1, #0x18
-	lsrs r0, r0, #0x15
-	ldrb r2, [r4, #5]
-	cmp r0, r2
-	beq _08027B06
-	lsls r0, r1, #3
-	strb r0, [r4, #5]
-_08027B06:
-	movs r0, #0xb4
-	str r0, [r4, #8]
-	movs r0, #5
-	ldrsb r0, [r4, r0]
-	cmp r0, #0
-	bge _08027B94
-	movs r0, #0x40
-	strb r0, [r4, #1]
-	adds r1, r5, #0
-	adds r1, #0x3f
-	movs r0, #0
-	strb r0, [r1]
-	ldrb r0, [r5, #0xd]
-	cmp r0, #2
-	bne _08027B2A
-	adds r0, r5, #0
-	bl sub_08027BBC
-_08027B2A:
-	adds r0, r5, #0
-	bl sub_08027D20
-	ldr r0, _08027B40 @ =0x00000127
-	bl SoundReq
-_08027B36:
-	movs r0, #1
-	b _08027B96
-	.align 2, 0
-_08027B3C: .4byte 0x00000155
-_08027B40: .4byte 0x00000127
-_08027B44:
-	adds r1, r5, #0
-	adds r1, #0x3d
-	movs r0, #0xe2
-	strb r0, [r1]
-	ldr r0, [r5, #0x4c]
-	ldrb r0, [r0, #0xa]
-	adds r0, #1
-	cmp r0, #2
-	beq _08027B74
-	cmp r0, #2
-	bgt _08027B60
-	cmp r0, #1
-	beq _08027B84
-	b _08027B36
-_08027B60:
-	cmp r0, #3
-	bne _08027B36
-	adds r1, r5, #0
-	adds r1, #0x42
-	movs r0, #0x1a
-	strb r0, [r1]
-	adds r1, #4
-	movs r0, #0xe0
-	lsls r0, r0, #1
-	b _08027B90
-_08027B74:
-	adds r1, r5, #0
-	adds r1, #0x42
-	movs r0, #0x14
-	strb r0, [r1]
-	adds r1, #4
-	movs r0, #0xc0
-	lsls r0, r0, #1
-	b _08027B90
-_08027B84:
-	adds r1, r5, #0
-	adds r1, #0x42
-	movs r0, #0x10
-	strb r0, [r1]
-	adds r1, #4
-	adds r0, #0xf0
-_08027B90:
-	strh r0, [r1]
-	b _08027B36
-_08027B94:
-	movs r0, #0
-_08027B96:
-	pop {r4, r5, pc}
 
 	thumb_func_start sub_08027B98
 sub_08027B98: @ 0x08027B98
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 8595feef..db04b2ec 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1690,3 +1690,57 @@ void sub_08027A60(ChuchuBossEntity* this) {
         this->unk_7c = (this->unk_7c & 0x80) ^ 0x80;
     }
 }
+
+bool32 sub_08027AA4(ChuchuBossEntity* this) {
+    u32 uVar3;
+    s32 iVar4;
+    Helper* pHelper;
+
+    if ((super->contactFlags & 0x80) == 0) {
+        return FALSE;
+    }
+    switch (super->contactFlags & 0x7f) {
+        case 19:
+            SoundReq(SFX_WATER_SPLASH);
+            CreateObjectWithParent(super, OBJECT_49, 9, super->type2);
+            SoundReq(SFX_155);
+            pHelper = this->unk_84;
+            super->iframes = 3;
+            pHelper->unk_06++;
+            iVar4 = pHelper->unk_06;
+            uVar3 = (iVar4 / 3);
+            if (((u8)uVar3 << 3) != (u8)pHelper->unk_05) {
+                pHelper->unk_05 = (uVar3 << 3);
+            }
+            pHelper->unk_08 = 0xb4;
+            if (-1 < pHelper->unk_05) {
+                break;
+            }
+            pHelper->unk_01 = 0x40;
+            super->hitType = 0;
+            if (super->subAction == 2) {
+                sub_08027BBC(this);
+            }
+            sub_08027D20(this);
+            SoundReq(SFX_BOSS_HIT);
+            return TRUE;
+        case 27:
+            super->iframes = -30;
+            switch (super->contactedEntity->type + 1) {
+                case 3:
+                    super->knockbackDuration = 26;
+                    super->knockbackSpeed = Q_8_8(1.75);
+                    break;
+                case 2:
+                    super->knockbackDuration = 20;
+                    super->knockbackSpeed = Q_8_8(1.5);
+                    break;
+                case 1:
+                    super->knockbackDuration = 16;
+                    super->knockbackSpeed = Q_8_8(1);
+                    break;
+            }
+            return TRUE;
+    }
+    return FALSE;
+}

From 065fe41d22a7dd1d53205d7094bf6370e2ddf668 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 04:49:07 +0300
Subject: [PATCH 14/19] Match sub_08027B98

---
 asm/enemy/chuchuBoss.s | 22 ----------------------
 src/enemy/chuchuBoss.c | 11 +++++++++++
 2 files changed, 11 insertions(+), 22 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index d12220d7..c1ab45a0 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -16,28 +16,6 @@
 
 
 
-	thumb_func_start sub_08027B98
-sub_08027B98: @ 0x08027B98
-	push {r4, lr}
-	mov ip, r0
-	ldr r4, [sp, #8]
-	adds r0, #0x82
-	strb r1, [r0]
-	subs r0, #1
-	strb r2, [r0]
-	subs r0, #1
-	strb r3, [r0]
-	cmp r4, #0xff
-	beq _08027BB4
-	mov r0, ip
-	strb r4, [r0, #0xe]
-	b _08027BBA
-_08027BB4:
-	movs r0, #1
-	mov r1, ip
-	strb r0, [r1, #0xe]
-_08027BBA:
-	pop {r4, pc}
 
 	thumb_func_start sub_08027BBC
 sub_08027BBC: @ 0x08027BBC
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index db04b2ec..ddaeccc8 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1744,3 +1744,14 @@ bool32 sub_08027AA4(ChuchuBossEntity* this) {
     }
     return FALSE;
 }
+
+void sub_08027B98(ChuchuBossEntity* this, u32 unk1, u32 unk2, u32 unk3, u32 unk4) {
+    this->unk_82.HALF.LO = unk1;
+    this->unk_81 = unk2;
+    this->unk_80 = unk3;
+    if (unk4 != 0xff) {
+        super->timer = unk4;
+    } else {
+        super->timer = 1;
+    }
+}

From 3e556b393f498b63d1377b6d7c0480ddb388fcf6 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 05:01:09 +0300
Subject: [PATCH 15/19] Match sub_08027BBC

---
 asm/enemy/chuchuBoss.s | 82 ------------------------------------------
 src/enemy/chuchuBoss.c | 37 +++++++++++++++++++
 2 files changed, 37 insertions(+), 82 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index c1ab45a0..2d1b4536 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -17,88 +17,6 @@
 
 
 
-	thumb_func_start sub_08027BBC
-sub_08027BBC: @ 0x08027BBC
-	push {r4, r5, r6, lr}
-	adds r6, r0, #0
-	movs r4, #0
-	movs r0, #0xa
-	strb r0, [r6, #0xd]
-	adds r5, r6, #0
-	adds r5, #0x84
-	ldr r0, [r5]
-	strb r4, [r0, #1]
-	adds r0, r6, #0
-	movs r1, #7
-	movs r2, #1
-	bl sub_080276F4
-	ldr r0, [r6, #0x54]
-	adds r0, #0x7d
-	strb r4, [r0]
-	movs r3, #0
-	strh r4, [r6, #0x24]
-	ldr r0, [r5]
-	strb r3, [r0, #3]
-	movs r0, #0x2e
-	ldrsh r1, [r6, r0]
-	ldr r0, [r5]
-	ldrh r0, [r0, #0xe]
-	cmp r1, r0
-	ble _08027C0A
-	movs r0, #0x18
-	strb r0, [r6, #0x15]
-	ldr r2, [r6, #0x54]
-	ldr r1, [r6, #0x50]
-	ldr r0, [r6, #0x68]
-	adds r0, #0x85
-	strb r3, [r0]
-	adds r1, #0x85
-	strb r3, [r1]
-	adds r2, #0x85
-	strb r3, [r2]
-	b _08027C22
-_08027C0A:
-	movs r0, #8
-	strb r0, [r6, #0x15]
-	ldr r3, [r6, #0x54]
-	ldr r2, [r6, #0x50]
-	ldr r0, [r6, #0x68]
-	adds r0, #0x85
-	movs r1, #1
-	strb r1, [r0]
-	adds r2, #0x85
-	strb r1, [r2]
-	adds r3, #0x85
-	strb r1, [r3]
-_08027C22:
-	ldrb r0, [r6, #0x15]
-	lsrs r0, r0, #2
-	strb r0, [r6, #0x14]
-	ldr r0, _08027C44 @ =gPlayerEntity
-	movs r2, #0x32
-	ldrsh r1, [r6, r2]
-	movs r2, #0x32
-	ldrsh r0, [r0, r2]
-	cmp r1, r0
-	beq _08027C52
-	cmp r1, r0
-	ble _08027C48
-	adds r0, r6, #0
-	adds r0, #0x84
-	ldr r1, [r0]
-	movs r0, #0
-	b _08027C50
-	.align 2, 0
-_08027C44: .4byte gPlayerEntity
-_08027C48:
-	adds r0, r6, #0
-	adds r0, #0x84
-	ldr r1, [r0]
-	movs r0, #0x10
-_08027C50:
-	strb r0, [r1, #0xc]
-_08027C52:
-	pop {r4, r5, r6, pc}
 
 	thumb_func_start sub_08027C54
 sub_08027C54: @ 0x08027C54
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index ddaeccc8..ec325015 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1755,3 +1755,40 @@ void sub_08027B98(ChuchuBossEntity* this, u32 unk1, u32 unk2, u32 unk3, u32 unk4
         super->timer = 1;
     }
 }
+
+void sub_08027BBC(ChuchuBossEntity* this) {
+    ChuchuBossEntity* pEVar3;
+    ChuchuBossEntity* pEVar5;
+    ChuchuBossEntity* pEVar6;
+    ChuchuBossEntity* pEVar7;
+
+    super->subAction = 10;
+    this->unk_84->unk_01 = 0;
+    sub_080276F4(this, 7, 1);
+    ((ChuchuBossEntity*)super->child)->unk_7d = 0;
+    super->speed = 0;
+    this->unk_84->unk_03 = 0;
+    if (super->x.HALF.HI > this->unk_84->unk_0e) {
+        super->direction = 0x18;
+        pEVar5 = (ChuchuBossEntity*)super->child;
+        pEVar3 = (ChuchuBossEntity*)super->parent;
+        *(u8*)((int)this->unk_68 + 0x85) = 0;
+        *(u8*)((int)pEVar3 + 0x85) = 0;
+        *(u8*)((int)pEVar5 + 0x85) = 0;
+    } else {
+        super->direction = 8;
+        pEVar6 = (ChuchuBossEntity*)super->child;
+        pEVar7 = (ChuchuBossEntity*)super->parent;
+        *(u8*)((int)this->unk_68 + 0x85) = 1;
+        *(u8*)((int)pEVar7 + 0x85) = 1;
+        *(u8*)((int)pEVar6 + 0x85) = 1;
+    }
+    super->animationState = super->direction >> 2;
+    if (super->y.HALF.HI != gPlayerEntity.y.HALF.HI) {
+        if (super->y.HALF.HI > gPlayerEntity.y.HALF.HI) {
+            this->unk_84->unk_0c = 0;
+        } else {
+            this->unk_84->unk_0c = 0x10;
+        }
+    }
+}

From 203fe4242cf18ce0e313bfaeb48365cf0b81f927 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 05:01:59 +0300
Subject: [PATCH 16/19] Match sub_08027C54

---
 asm/enemy/chuchuBoss.s | 24 ------------------------
 src/enemy/chuchuBoss.c |  8 ++++++++
 2 files changed, 8 insertions(+), 24 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 2d1b4536..2e84ce54 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -18,30 +18,6 @@
 
 
 
-	thumb_func_start sub_08027C54
-sub_08027C54: @ 0x08027C54
-	push {lr}
-	ldr r2, _08027C74 @ =gUnk_080CC2DC
-	adds r1, r0, #0
-	adds r1, #0x84
-	ldr r1, [r1]
-	ldrb r1, [r1, #4]
-	adds r1, r1, r2
-	ldr r0, [r0, #0x54]
-	adds r0, #0x45
-	ldrb r1, [r1]
-	ldrb r0, [r0]
-	cmp r1, r0
-	bhi _08027C78
-	movs r0, #0
-	b _08027C7A
-	.align 2, 0
-_08027C74: .4byte gUnk_080CC2DC
-_08027C78:
-	movs r0, #1
-_08027C7A:
-	pop {pc}
-
 	thumb_func_start sub_08027C7C
 sub_08027C7C: @ 0x08027C7C
 	push {r4, r5, lr}
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index ec325015..4380f54b 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1792,3 +1792,11 @@ void sub_08027BBC(ChuchuBossEntity* this) {
         }
     }
 }
+
+bool32 sub_08027C54(ChuchuBossEntity* this) {
+    if ((u8)gUnk_080CC2DC[this->unk_84->unk_04] > super->child->health) {
+        return TRUE;
+    } else {
+        return FALSE;
+    }
+}

From c31e523629173dd451267ef30f9d3e2d5d58e343 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 05:08:41 +0300
Subject: [PATCH 17/19] Match sub_08027C7C

---
 asm/enemy/chuchuBoss.s | 16 ----------------
 src/enemy/chuchuBoss.c |  6 ++++++
 2 files changed, 6 insertions(+), 16 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index 2e84ce54..b1f371d4 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -18,22 +18,6 @@
 
 
 
-	thumb_func_start sub_08027C7C
-sub_08027C7C: @ 0x08027C7C
-	push {r4, r5, lr}
-	adds r4, r0, #0
-	adds r5, r1, #0
-	ldr r0, [r4, #0x54]
-	bl sub_08027C9C
-	ldr r0, [r4, #0x68]
-	adds r1, r5, #0
-	bl sub_08027C9C
-	ldr r0, [r4, #0x50]
-	adds r1, r5, #0
-	bl sub_08027C9C
-	pop {r4, r5, pc}
-	.align 2, 0
-
 	thumb_func_start sub_08027C9C
 sub_08027C9C: @ 0x08027C9C
 	push {r4, r5, lr}
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 4380f54b..1fef8093 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1800,3 +1800,9 @@ bool32 sub_08027C54(ChuchuBossEntity* this) {
         return FALSE;
     }
 }
+
+void sub_08027C7C(ChuchuBossEntity* this, u32 param_2) {
+    sub_08027C9C(super->child, param_2);
+    sub_08027C9C(this->unk_68, param_2);
+    sub_08027C9C(super->parent, param_2);
+}

From 4c4188671b199002558d595f63368efbb637a264 Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 05:10:00 +0300
Subject: [PATCH 18/19] Match sub_08027C9C

---
 asm/enemy/chuchuBoss.s | 63 ------------------------------------------
 src/enemy/chuchuBoss.c | 15 ++++++++++
 2 files changed, 15 insertions(+), 63 deletions(-)

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
index b1f371d4..8ec28073 100644
--- a/asm/enemy/chuchuBoss.s
+++ b/asm/enemy/chuchuBoss.s
@@ -18,69 +18,6 @@
 
 
 
-	thumb_func_start sub_08027C9C
-sub_08027C9C: @ 0x08027C9C
-	push {r4, r5, lr}
-	adds r5, r0, #0
-	adds r4, r1, #0
-	bl Random
-	ands r0, r4
-	cmp r0, #0
-	bne _08027D1E
-	adds r0, r5, #0
-	movs r1, #0x48
-	movs r2, #0
-	bl CreateFx
-	adds r4, r0, #0
-	cmp r4, #0
-	beq _08027D1E
-	adds r0, r5, #0
-	adds r0, #0x62
-	ldrb r0, [r0]
-	lsls r0, r0, #0x18
-	asrs r0, r0, #0x18
-	ldr r1, [r5, #0x48]
-	ldrb r1, [r1, #6]
-	subs r0, r0, r1
-	ldrh r1, [r4, #0x2e]
-	adds r0, r0, r1
-	strh r0, [r4, #0x2e]
-	bl Random
-	ldr r1, [r5, #0x48]
-	ldrb r1, [r1, #6]
-	lsls r1, r1, #1
-	bl __modsi3
-	ldrh r1, [r4, #0x2e]
-	adds r1, r1, r0
-	strh r1, [r4, #0x2e]
-	adds r0, r5, #0
-	adds r0, #0x63
-	ldrb r0, [r0]
-	lsls r0, r0, #0x18
-	asrs r0, r0, #0x18
-	ldr r1, [r5, #0x48]
-	ldrb r1, [r1, #7]
-	subs r0, r0, r1
-	ldrh r1, [r4, #0x32]
-	adds r0, r0, r1
-	strh r0, [r4, #0x32]
-	bl Random
-	ldr r1, [r5, #0x48]
-	ldrb r1, [r1, #7]
-	lsls r1, r1, #1
-	bl __modsi3
-	ldrh r1, [r4, #0x32]
-	adds r1, r1, r0
-	strh r1, [r4, #0x32]
-	adds r2, r4, #0
-	adds r2, #0x29
-	ldrb r1, [r2]
-	movs r0, #8
-	rsbs r0, r0, #0
-	ands r0, r1
-	strb r0, [r2]
-_08027D1E:
-	pop {r4, r5, pc}
 
 	thumb_func_start sub_08027D20
 sub_08027D20: @ 0x08027D20
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 1fef8093..769fe86e 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -1806,3 +1806,18 @@ void sub_08027C7C(ChuchuBossEntity* this, u32 param_2) {
     sub_08027C9C(this->unk_68, param_2);
     sub_08027C9C(super->parent, param_2);
 }
+
+void sub_08027C9C(ChuchuBossEntity* this, u32 param_2) {
+    Entity* fxEnt;
+
+    if ((Random() & param_2) == 0) {
+        fxEnt = CreateFx(super, FX_GIANT_EXPLOSION3, 0);
+        if (fxEnt != NULL) {
+            fxEnt->x.HALF.HI = ((s8)super->spriteOffsetX - super->hitbox->width) + fxEnt->x.HALF.HI;
+            fxEnt->x.HALF.HI += ((s32)Random()) % (super->hitbox->width << 1);
+            fxEnt->y.HALF.HI += ((short)super->spriteOffsetY - super->hitbox->height);
+            fxEnt->y.HALF.HI += ((s32)Random()) % (super->hitbox->height << 1);
+            fxEnt->spritePriority.b0 = 0;
+        }
+    }
+}

From 705d5e7283a96c0aab35bf9c5caed0dc821cf8ad Mon Sep 17 00:00:00 2001
From: Tal Hayon <talhayon1@gmail.com>
Date: Tue, 19 Jul 2022 05:17:45 +0300
Subject: [PATCH 19/19] Match sub_08027D20

---
 asm/enemy/chuchuBoss.s | 98 ------------------------------------------
 linker.ld              |  1 -
 src/enemy/chuchuBoss.c | 26 ++++++++++-
 3 files changed, 24 insertions(+), 101 deletions(-)
 delete mode 100644 asm/enemy/chuchuBoss.s

diff --git a/asm/enemy/chuchuBoss.s b/asm/enemy/chuchuBoss.s
deleted file mode 100644
index 8ec28073..00000000
--- a/asm/enemy/chuchuBoss.s
+++ /dev/null
@@ -1,98 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-	thumb_func_start sub_08027D20
-sub_08027D20: @ 0x08027D20
-.ifdef EU
-	push {r4, lr}
-	adds r4, r0, #0
-	movs r1, #0x15
-	movs r2, #0
-	movs r3, #0
-	bl CreateObjectWithParent
-	adds r3, r0, #0
-	cmp r3, #0
-	beq _08027D44
-	movs r0, #0xc9
-	strh r0, [r3, #0x12]
-	adds r0, r4, #0
-	adds r0, #0x60
-	ldrh r1, [r0]
-	adds r0, r3, #0
-	adds r0, #0x60
-	strh r1, [r0]
-	ldrb r1, [r4, #0x1a]
-	lsls r1, r1, #0x1c
-	lsrs r1, r1, #0x1c
-	ldrb r2, [r3, #0x1a]
-	movs r0, #0x10
-	rsbs r0, r0, #0
-	ands r0, r2
-	orrs r0, r1
-	strb r0, [r3, #0x1a]
-	ldrh r0, [r3, #0x32]
-	adds r0, #1
-	strh r0, [r3, #0x32]
-	adds r1, r3, #0
-	adds r1, #0x63
-	movs r0, #8
-	strb r0, [r1]
-_08027D44:
-	adds r0, r3, #0
-	pop {r4, pc}
-.else
-	push {r4, r5, lr}
-	adds r5, r0, #0
-	movs r1, #0x15
-	movs r2, #0
-	movs r3, #0
-	bl CreateObjectWithParent
-	adds r4, r0, #0
-	cmp r4, #0
-	beq _08027D66
-	movs r0, #0xc9
-	strh r0, [r4, #0x12]
-	ldrh r0, [r4, #0x32]
-	adds r0, #1
-	strh r0, [r4, #0x32]
-	adds r1, r4, #0
-	adds r1, #0x63
-	movs r0, #8
-	strb r0, [r1]
-	adds r0, r4, #0
-	movs r1, #0x3e
-	bl LoadFixedGFX
-	ldrb r0, [r5, #0xb]
-	cmp r0, #0
-	bne _08027D5E
-	adds r0, r4, #0
-	movs r1, #0x2b
-	bl LoadObjPalette
-	b _08027D66
-_08027D5E:
-	adds r0, r4, #0
-	movs r1, #0x2c
-	bl LoadObjPalette
-_08027D66:
-	adds r0, r4, #0
-	pop {r4, r5, pc}
-	.align 2, 0
-.endif
diff --git a/linker.ld b/linker.ld
index 4c15fd31..1cc04d01 100644
--- a/linker.ld
+++ b/linker.ld
@@ -317,7 +317,6 @@ SECTIONS {
         src/enemy/pesto.o(.text);
         src/enemy/puffstool.o(.text);
         src/enemy/chuchuBoss.o(.text);
-        asm/enemy/chuchuBoss.o(.text);
         src/enemy/likeLike.o(.text);
         src/enemy/spearMoblin.o(.text);
         src/enemy/businessScrub.o(.text);
diff --git a/src/enemy/chuchuBoss.c b/src/enemy/chuchuBoss.c
index 769fe86e..62e5e0ff 100644
--- a/src/enemy/chuchuBoss.c
+++ b/src/enemy/chuchuBoss.c
@@ -133,7 +133,7 @@ void sub_08027BBC();
 bool32 sub_08027C54();
 void sub_08027C7C(ChuchuBossEntity*, u32);
 void sub_08027C9C();
-Entity* sub_08027D20();
+Entity* sub_08027D20(ChuchuBossEntity*);
 
 // clang-format off
 void (*const ChuchuBoss_Functions[])(ChuchuBossEntity*) = {
@@ -1350,7 +1350,7 @@ void sub_080272D4(ChuchuBossEntity* this) {
                     ((ChuchuBossEntity*)super->child)->unk_68->base.iframes = super->iframes;
                     super->child->parent->iframes = super->iframes;
                     super->child->iframes = super->iframes;
-                    pEVar3 = sub_08027D20(super->child);
+                    pEVar3 = sub_08027D20((ChuchuBossEntity*)super->child);
                     if (pEVar3 != NULL) {
                         pEVar3->x.HALF.HI = super->x.HALF.HI + 1;
                         pEVar3->spriteOffsetY = super->spriteOffsetY + 0x20;
@@ -1821,3 +1821,25 @@ void sub_08027C9C(ChuchuBossEntity* this, u32 param_2) {
         }
     }
 }
+
+Entity* sub_08027D20(ChuchuBossEntity* this) {
+    Entity* r4 = CreateObjectWithParent(super, OBJECT_15, 0, 0);
+    if (r4 != NULL) {
+        r4->spriteIndex = 0xc9;
+#ifdef EU
+        r4->spriteVramOffset = super->spriteVramOffset;
+        r4->palette.b.b0 = super->palette.b.b0;
+#endif
+        r4->y.HALF.HI += 1;
+        r4->spriteOffsetY = 8;
+#ifndef EU
+        LoadFixedGFX(r4, 0x3e);
+        if (super->type2 == 0) {
+            LoadObjPalette(r4, 0x2b);
+        } else {
+            LoadObjPalette(r4, 0x2c);
+        }
+#endif
+    }
+    return r4;
+}