Decompile BigIceBlock

2022-01-30 00:22:29 +01:00 · 2022-01-30 00:22:29 +01:00 · d50cdc86aa
parent fa53dc24bd
commit d50cdc86aa
4 changed files with 400 additions and 820 deletions
--- a/asm/non_matching/bigIceBlock/sub_08099880.inc
+++ b/asm/non_matching/bigIceBlock/sub_08099880.inc
@ -0,0 +1,69 @@
+	.syntax unified
+	push {r4, r5, r6, lr}
+	adds r5, r0, #0
+	ldrb r0, [r5, #0xe]
+	subs r1, r0, #1
+	strb r1, [r5, #0xe]
+	lsls r0, r1, #0x18
+	cmp r0, #0
+	bne _08099896
+	bl DeleteThisEntity
+	b _0809990E
+_08099896:
+	lsls r0, r1, #0x18
+	lsrs r0, r0, #0x18
+	cmp r0, #0x30
+	bne _080998A4
+	adds r0, r5, #0
+	bl sub_08099C18
+_080998A4:
+	ldrb r0, [r5, #0xe]
+	movs r4, #0x3c
+	subs r4, r4, r0
+	lsls r4, r4, #5
+	movs r1, #0x80
+	lsls r1, r1, #1
+	adds r4, r4, r1
+	adds r0, r5, #0
+	adds r2, r4, #0
+	movs r3, #0
+	bl sub_0805EC9C
+	adds r0, r5, #0
+	adds r1, r4, #0
+	movs r2, #2
+	movs r3, #0
+	bl sub_0806FCF4
+	movs r0, #0xf
+	movs r1, #0x11
+	movs r2, #0x40
+	bl CreateObject
+	adds r6, r0, #0
+	cmp r6, #0
+	beq _0809990E
+	bl Random
+	adds r4, r0, #0
+	asrs r0, r4, #0x10
+	movs r1, #0x21
+	bl __modsi3
+	adds r2, r0, #0
+	subs r2, #0x10
+	movs r0, #0xf
+	ands r0, r4
+	subs r4, r0, #4
+	adds r3, r6, #0
+	adds r3, #0x29
+	ldrb r1, [r3]
+	movs r0, #8
+	rsbs r0, r0, #0
+	ands r0, r1
+	movs r1, #3
+	orrs r0, r1
+	strb r0, [r3]
+	lsls r2, r2, #0x10
+	lsls r3, r4, #0x10
+	adds r0, r5, #0
+	adds r1, r6, #0
+	bl PositionRelative
+_0809990E:
+	pop {r4, r5, r6, pc}
+	.syntax divided
--- a/asm/object/bigIceBlock.s
+++ b/asm/object/bigIceBlock.s
@ -1,806 +0,0 @@
-	.include "asm/macros.inc"
-
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-
-	thumb_func_start BigIceBlock
-BigIceBlock: @ 0x08099734
-	push {lr}
-	adds r2, r0, #0
-	ldrb r0, [r2, #0xa]
-	cmp r0, #3
-	bhi _08099754
-	ldr r0, _08099750 @ =gUnk_081237A0
-	ldrb r1, [r2, #0xc]
-	lsls r1, r1, #2
-	adds r1, r1, r0
-	ldr r1, [r1]
-	adds r0, r2, #0
-	bl _call_via_r1
-	b _0809975A
-	.align 2, 0
-_08099750: .4byte gUnk_081237A0
-_08099754:
-	adds r0, r2, #0
-	bl sub_08099D30
-_0809975A:
-	pop {pc}
-
-	thumb_func_start sub_0809975C
-sub_0809975C: @ 0x0809975C
-	push {r4, lr}
-	adds r4, r0, #0
-	adds r0, #0x86
-	ldrh r0, [r0]
-	bl CheckFlags
-	cmp r0, #0
-	beq _08099770
-	bl DeleteThisEntity
-_08099770:
-	movs r2, #1
-	strb r2, [r4, #0xc]
-	ldrb r1, [r4, #0x10]
-	movs r0, #0x80
-	orrs r0, r1
-	strb r0, [r4, #0x10]
-	ldrb r1, [r4, #0x11]
-	movs r0, #0x10
-	rsbs r0, r0, #0
-	ands r0, r1
-	movs r1, #3
-	orrs r0, r1
-	strb r0, [r4, #0x11]
-	adds r1, r4, #0
-	adds r1, #0x3c
-	movs r0, #7
-	strb r0, [r1]
-	adds r1, #4
-	movs r0, #0x48
-	strb r0, [r1]
-	adds r0, r4, #0
-	adds r0, #0x3f
-	strb r2, [r0]
-	subs r1, #5
-	movs r0, #0x80
-	strb r0, [r1]
-	ldr r0, _080997C8 @ =gUnk_080FD190
-	str r0, [r4, #0x48]
-	adds r0, r4, #0
-	bl sub_08099910
-	ldrb r1, [r4, #0xa]
-	adds r0, r4, #0
-	bl InitializeAnimation
-	movs r0, #0x85
-	movs r1, #4
-	movs r2, #0
-	bl CreateObject
-	cmp r0, #0
-	beq _080997C6
-	str r4, [r0, #0x50]
-_080997C6:
-	pop {r4, pc}
-	.align 2, 0
-_080997C8: .4byte gUnk_080FD190
-
-	thumb_func_start sub_080997CC
-sub_080997CC: @ 0x080997CC
-	push {r4, lr}
-	adds r4, r0, #0
-	bl sub_0809963C
-	cmp r0, #0
-	beq _080997EC
-	movs r0, #0
-	movs r1, #2
-	strb r1, [r4, #0xc]
-	strb r0, [r4, #0xe]
-	ldr r0, _080997F0 @ =0x000001B3
-	bl EnqueueSFX
-	adds r0, r4, #0
-	bl sub_080997F4
-_080997EC:
-	pop {r4, pc}
-	.align 2, 0
-_080997F0: .4byte 0x000001B3
-
-	thumb_func_start sub_080997F4
-sub_080997F4: @ 0x080997F4
-	push {r4, lr}
-	adds r4, r0, #0
-	bl sub_0809963C
-	adds r1, r0, #0
-	cmp r1, #0
-	bne _08099822
-	ldrb r0, [r4, #0xe]
-	cmp r0, #1
-	bls _0809980E
-	subs r0, #2
-	strb r0, [r4, #0xe]
-	b _08099810
-_0809980E:
-	strb r1, [r4, #0xe]
-_08099810:
-	ldrb r0, [r4, #0xe]
-	cmp r0, #0
-	bne _08099828
-	movs r0, #1
-	strb r0, [r4, #0xc]
-	adds r0, r4, #0
-	bl sub_0805EC60
-	b _0809987C
-_08099822:
-	ldrb r0, [r4, #0xe]
-	adds r0, #1
-	strb r0, [r4, #0xe]
-_08099828:
-	ldr r1, _08099858 @ =gUnk_081237B0
-	ldrb r0, [r4, #0xe]
-	lsrs r0, r0, #5
-	lsls r0, r0, #1
-	adds r0, r0, r1
-	ldrh r2, [r0]
-	movs r1, #0x80
-	lsls r1, r1, #1
-	adds r0, r4, #0
-	movs r3, #0
-	bl sub_0805EC9C
-	ldrb r0, [r4, #0xa]
-	cmp r0, #1
-	beq _0809986C
-	cmp r0, #2
-	beq _0809985C
-	adds r0, r4, #0
-	adds r0, #0x86
-	ldrh r0, [r0]
-	bl SetFlag
-	b _0809986C
-	.align 2, 0
-_08099858: .4byte gUnk_081237B0
-_0809985C:
-	adds r0, r4, #0
-	adds r0, #0x86
-	ldrh r3, [r0]
-	adds r0, r4, #0
-	movs r1, #0x53
-	movs r2, #0
-	bl sub_080A2A3C
-_0809986C:
-	movs r0, #3
-	strb r0, [r4, #0xc]
-	movs r0, #0x3c
-	strb r0, [r4, #0xe]
-	ldrb r1, [r4, #0x10]
-	movs r0, #0x7f
-	ands r0, r1
-	strb r0, [r4, #0x10]
-_0809987C:
-	pop {r4, pc}
-	.align 2, 0
-
-	thumb_func_start sub_08099880
-sub_08099880: @ 0x08099880
-	push {r4, r5, r6, lr}
-	adds r5, r0, #0
-	ldrb r0, [r5, #0xe]
-	subs r1, r0, #1
-	strb r1, [r5, #0xe]
-	lsls r0, r1, #0x18
-	cmp r0, #0
-	bne _08099896
-	bl DeleteThisEntity
-	b _0809990E
-_08099896:
-	lsls r0, r1, #0x18
-	lsrs r0, r0, #0x18
-	cmp r0, #0x30
-	bne _080998A4
-	adds r0, r5, #0
-	bl sub_08099C18
-_080998A4:
-	ldrb r0, [r5, #0xe]
-	movs r4, #0x3c
-	subs r4, r4, r0
-	lsls r4, r4, #5
-	movs r1, #0x80
-	lsls r1, r1, #1
-	adds r4, r4, r1
-	adds r0, r5, #0
-	adds r2, r4, #0
-	movs r3, #0
-	bl sub_0805EC9C
-	adds r0, r5, #0
-	adds r1, r4, #0
-	movs r2, #2
-	movs r3, #0
-	bl sub_0806FCF4
-	movs r0, #0xf
-	movs r1, #0x11
-	movs r2, #0x40
-	bl CreateObject
-	adds r6, r0, #0
-	cmp r6, #0
-	beq _0809990E
-	bl Random
-	adds r4, r0, #0
-	asrs r0, r4, #0x10
-	movs r1, #0x21
-	bl __modsi3
-	adds r2, r0, #0
-	subs r2, #0x10
-	movs r0, #0xf
-	ands r0, r4
-	subs r4, r0, #4
-	adds r3, r6, #0
-	adds r3, #0x29
-	ldrb r1, [r3]
-	movs r0, #8
-	rsbs r0, r0, #0
-	ands r0, r1
-	movs r1, #3
-	orrs r0, r1
-	strb r0, [r3]
-	lsls r2, r2, #0x10
-	lsls r3, r4, #0x10
-	adds r0, r5, #0
-	adds r1, r6, #0
-	bl PositionRelative
-_0809990E:
-	pop {r4, r5, r6, pc}
-
-	thumb_func_start sub_08099910
-sub_08099910: @ 0x08099910
-	push {r4, r5, r6, r7, lr}
-	adds r4, r0, #0
-	movs r1, #0x2e
-	ldrsh r0, [r4, r1]
-	ldr r3, _08099968 @ =gRoomControls
-	ldrh r1, [r3, #6]
-	subs r0, r0, r1
-	asrs r6, r0, #4
-	movs r2, #0x3f
-	ands r6, r2
-	movs r1, #0x32
-	ldrsh r0, [r4, r1]
-	ldrh r1, [r3, #8]
-	subs r0, r0, r1
-	asrs r0, r0, #4
-	ands r0, r2
-	lsls r0, r0, #6
-	orrs r6, r0
-	adds r0, r4, #0
-	adds r0, #0x6e
-	strh r6, [r0]
-	ldrh r2, [r4, #0x2e]
-	movs r0, #8
-	adds r1, r0, #0
-	ands r1, r2
-	lsls r1, r1, #0x10
-	lsrs r1, r1, #0x13
-	ldrh r2, [r4, #0x32]
-	ands r0, r2
-	lsls r0, r0, #0x10
-	asrs r0, r0, #0x12
-	lsls r0, r0, #0x10
-	asrs r0, r0, #0x10
-	adds r1, r1, r0
-	adds r0, r4, #0
-	adds r0, #0x6c
-	strh r1, [r0]
-	cmp r1, #2
-	beq _08099A4C
-	cmp r1, #2
-	bhi _0809996C
-	cmp r1, #1
-	beq _080999A8
-	b _08099972
-	.align 2, 0
-_08099968: .4byte gRoomControls
-_0809996C:
-	cmp r1, #3
-	bne _08099972
-	b _08099AF0
-_08099972:
-	ldr r5, _080999A4 @ =0x00004022
-	adds r1, r6, #0
-	subs r1, #0x41
-	adds r4, #0x38
-	ldrb r2, [r4]
-	adds r0, r5, #0
-	bl SetTile
-	adds r1, r6, #0
-	subs r1, #0x40
-	ldrb r2, [r4]
-	adds r0, r5, #0
-	bl SetTile
-	subs r1, r6, #1
-	ldrb r2, [r4]
-	adds r0, r5, #0
-	bl SetTile
-	ldrb r2, [r4]
-	adds r0, r5, #0
-	adds r1, r6, #0
-	bl SetTile
-	b _08099BF0
-	.align 2, 0
-_080999A4: .4byte 0x00004022
-_080999A8:
-	adds r5, r6, #0
-	subs r5, #0x41
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099A40 @ =0x00004024
-	cmp r0, #0x12
-	bne _080999C0
-	adds r1, #0x55
-_080999C0:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	ldr r7, _08099A44 @ =0x00004022
-	adds r1, r6, #0
-	subs r1, #0x40
-	ldrb r2, [r4]
-	adds r0, r7, #0
-	bl SetTile
-	adds r5, r6, #0
-	subs r5, #0x3f
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099A48 @ =0x00004025
-	cmp r0, #0x12
-	bne _080999EE
-	adds r1, #0x56
-_080999EE:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	subs r5, r6, #1
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099A40 @ =0x00004024
-	cmp r0, #0x12
-	bne _08099A0C
-	adds r1, #0x55
-_08099A0C:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	ldrb r2, [r4]
-	adds r0, r7, #0
-	adds r1, r6, #0
-	bl SetTile
-	adds r5, r6, #1
-	adds r0, r5, #0
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099A48 @ =0x00004025
-	cmp r0, #0x12
-	bne _08099A32
-	adds r1, #0x56
-_08099A32:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	b _08099BF0
-	.align 2, 0
-_08099A40: .4byte 0x00004024
-_08099A44: .4byte 0x00004022
-_08099A48: .4byte 0x00004025
-_08099A4C:
-	adds r7, r6, #0
-	subs r7, #0x41
-	lsls r0, r7, #0x10
-	lsrs r0, r0, #0x10
-	adds r5, r4, #0
-	adds r5, #0x38
-	ldrb r1, [r5]
-	bl sub_080002C8
-	ldr r1, _08099AE4 @ =0x00004023
-	cmp r0, #0x12
-	bne _08099A66
-	adds r1, #0x54
-_08099A66:
-	ldrb r2, [r5]
-	adds r0, r1, #0
-	adds r1, r7, #0
-	bl SetTile
-	adds r4, r6, #0
-	subs r4, #0x40
-	lsls r0, r4, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r5]
-	bl sub_080002C8
-	ldr r1, _08099AE4 @ =0x00004023
-	cmp r0, #0x12
-	bne _08099A86
-	adds r1, #0x54
-_08099A86:
-	ldrb r2, [r5]
-	adds r0, r1, #0
-	adds r1, r4, #0
-	bl SetTile
-	ldr r4, _08099AE8 @ =0x00004022
-	subs r1, r6, #1
-	ldrb r2, [r5]
-	adds r0, r4, #0
-	bl SetTile
-	ldrb r2, [r5]
-	adds r0, r4, #0
-	adds r1, r6, #0
-	bl SetTile
-	adds r4, r6, #0
-	adds r4, #0x3f
-	adds r0, r4, #0
-	ldrb r1, [r5]
-	bl sub_080002C8
-	ldr r1, _08099AEC @ =0x00004026
-	cmp r0, #0x12
-	bne _08099ABA
-	adds r1, #0x56
-_08099ABA:
-	ldrb r2, [r5]
-	adds r0, r1, #0
-	adds r1, r4, #0
-	bl SetTile
-	adds r4, r6, #0
-	adds r4, #0x40
-	adds r0, r4, #0
-	ldrb r1, [r5]
-	bl sub_080002C8
-	ldr r1, _08099AEC @ =0x00004026
-	cmp r0, #0x12
-	bne _08099AD8
-	adds r1, #0x56
-_08099AD8:
-	ldrb r2, [r5]
-	adds r0, r1, #0
-	adds r1, r4, #0
-	bl SetTile
-	b _08099BF0
-	.align 2, 0
-_08099AE4: .4byte 0x00004023
-_08099AE8: .4byte 0x00004022
-_08099AEC: .4byte 0x00004026
-_08099AF0:
-	adds r5, r6, #0
-	subs r5, #0x41
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099BF4 @ =0x00004027
-	cmp r0, #0x12
-	bne _08099B08
-	adds r1, #0x4e
-_08099B08:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	adds r5, r6, #0
-	subs r5, #0x40
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099BF8 @ =0x00004023
-	cmp r0, #0x12
-	bne _08099B28
-	adds r1, #0x54
-_08099B28:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	adds r5, r6, #0
-	subs r5, #0x3f
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099BFC @ =0x00004028
-	cmp r0, #0x12
-	bne _08099B48
-	adds r1, #0x4e
-_08099B48:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	subs r5, r6, #1
-	lsls r0, r5, #0x10
-	lsrs r0, r0, #0x10
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099C00 @ =0x00004024
-	cmp r0, #0x12
-	bne _08099B66
-	adds r1, #0x55
-_08099B66:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	ldr r0, _08099C04 @ =0x00004022
-	ldrb r2, [r4]
-	adds r1, r6, #0
-	bl SetTile
-	adds r5, r6, #1
-	adds r0, r5, #0
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099C08 @ =0x00004025
-	cmp r0, #0x12
-	bne _08099B8C
-	adds r1, #0x56
-_08099B8C:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	adds r5, r6, #0
-	adds r5, #0x3f
-	adds r0, r5, #0
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099C0C @ =0x00004029
-	cmp r0, #0x12
-	bne _08099BAA
-	adds r1, #0x4f
-_08099BAA:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	adds r5, r6, #0
-	adds r5, #0x40
-	adds r0, r5, #0
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099C10 @ =0x00004026
-	cmp r0, #0x12
-	bne _08099BC8
-	adds r1, #0x56
-_08099BC8:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-	adds r5, r6, #0
-	adds r5, #0x41
-	adds r0, r5, #0
-	ldrb r1, [r4]
-	bl sub_080002C8
-	ldr r1, _08099C14 @ =0x0000402A
-	cmp r0, #0x12
-	bne _08099BE6
-	adds r1, #0x50
-_08099BE6:
-	ldrb r2, [r4]
-	adds r0, r1, #0
-	adds r1, r5, #0
-	bl SetTile
-_08099BF0:
-	pop {r4, r5, r6, r7, pc}
-	.align 2, 0
-_08099BF4: .4byte 0x00004027
-_08099BF8: .4byte 0x00004023
-_08099BFC: .4byte 0x00004028
-_08099C00: .4byte 0x00004024
-_08099C04: .4byte 0x00004022
-_08099C08: .4byte 0x00004025
-_08099C0C: .4byte 0x00004029
-_08099C10: .4byte 0x00004026
-_08099C14: .4byte 0x0000402A
-
-	thumb_func_start sub_08099C18
-sub_08099C18: @ 0x08099C18
-	push {r4, r5, lr}
-	adds r1, r0, #0
-	adds r0, #0x6e
-	ldrh r5, [r0]
-	subs r0, #2
-	ldrh r0, [r0]
-	cmp r0, #2
-	beq _08099C96
-	cmp r0, #2
-	bgt _08099C32
-	cmp r0, #1
-	beq _08099C60
-	b _08099C36
-_08099C32:
-	cmp r0, #3
-	beq _08099CD4
-_08099C36:
-	adds r0, r5, #0
-	subs r0, #0x41
-	adds r4, r1, #0
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x40
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	subs r0, r5, #1
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	ldrb r1, [r4]
-	adds r0, r5, #0
-	bl sub_0807BA8C
-	b _08099D2C
-_08099C60:
-	adds r0, r5, #0
-	subs r0, #0x41
-	adds r4, r1, #0
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x40
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x3f
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	subs r0, r5, #1
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	ldrb r1, [r4]
-	adds r0, r5, #0
-	bl sub_0807BA8C
-	adds r0, r5, #1
-	b _08099CCC
-_08099C96:
-	adds r0, r5, #0
-	subs r0, #0x41
-	adds r4, r1, #0
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x40
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	subs r0, r5, #1
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	ldrb r1, [r4]
-	adds r0, r5, #0
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	adds r0, #0x3f
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	adds r0, #0x40
-_08099CCC:
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	b _08099D2C
-_08099CD4:
-	adds r0, r5, #0
-	subs r0, #0x41
-	adds r4, r1, #0
-	adds r4, #0x38
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x40
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	subs r0, #0x3f
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	subs r0, r5, #1
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	ldrb r1, [r4]
-	adds r0, r5, #0
-	bl sub_0807BA8C
-	adds r0, r5, #1
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	adds r0, #0x3f
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	adds r0, #0x40
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-	adds r0, r5, #0
-	adds r0, #0x41
-	ldrb r1, [r4]
-	bl sub_0807BA8C
-_08099D2C:
-	pop {r4, r5, pc}
-	.align 2, 0
-
-	thumb_func_start sub_08099D30
-sub_08099D30: @ 0x08099D30
-	push {r4, lr}
-	adds r4, r0, #0
-	ldr r0, [r4, #0x50]
-	ldr r0, [r0, #4]
-	cmp r0, #0
-	bne _08099D40
-	bl DeleteThisEntity
-_08099D40:
-	ldrb r0, [r4, #0xc]
-	cmp r0, #0
-	bne _08099D6A
-	movs r0, #1
-	strb r0, [r4, #0xc]
-	adds r0, r4, #0
-	movs r1, #4
-	bl InitializeAnimation
-	ldr r0, [r4, #0x50]
-	adds r1, r4, #0
-	bl CopyPositionAndSpriteOffset
-	ldrh r0, [r4, #0x32]
-	adds r0, #1
-	strh r0, [r4, #0x32]
-	adds r1, r4, #0
-	adds r1, #0x63
-	ldrb r0, [r1]
-	subs r0, #1
-	strb r0, [r1]
-_08099D6A:
-	ldr r0, [r4, #0x50]
-	ldrb r0, [r0, #0xc]
-	cmp r0, #1
-	bhi _08099DAA
-	ldrb r1, [r4, #0x18]
-	movs r0, #4
-	rsbs r0, r0, #0
-	ands r0, r1
-	movs r1, #1
-	orrs r0, r1
-	strb r0, [r4, #0x18]
-	adds r2, r4, #0
-	adds r2, #0x5a
-	ldrb r1, [r2]
-	movs r0, #1
-	ands r0, r1
-	cmp r0, #0
-	beq _08099DA2
-	movs r0, #0
-	strb r0, [r2]
-	bl Random
-	movs r1, #0x78
-	ands r0, r1
-	adds r0, #0x78
-	adds r1, r4, #0
-	adds r1, #0x59
-	strb r0, [r1]
-_08099DA2:
-	adds r0, r4, #0
-	bl GetNextFrame
-	b _08099DB4
-_08099DAA:
-	ldrb r1, [r4, #0x18]
-	movs r0, #4
-	rsbs r0, r0, #0
-	ands r0, r1
-	strb r0, [r4, #0x18]
-_08099DB4:
-	pop {r4, pc}
-	.align 2, 0
--- a/data/const/object/bigIceBlock.s
+++ b/data/const/object/bigIceBlock.s
@ -1,14 +0,0 @@
-	.include "asm/macros.inc"
-	.include "constants/constants.inc"
-
-	.section .rodata
-    .align 2
-
-gUnk_081237A0:: @ 081237A0
-	.4byte sub_0809975C
-	.4byte sub_080997CC
-	.4byte sub_080997F4
-	.4byte sub_08099880
-
-gUnk_081237B0:: @ 081237B0
-	.incbin "bigIceBlock/gUnk_081237B0.bin"
--- a/src/object/bigIceBlock.c
+++ b/src/object/bigIceBlock.c
@ -0,0 +1,331 @@
+/**
+ * @file bigIceBlock.c
+ * @ingroup Objects
+ *
+ * @brief Big Ice Block object
+ */
+
+#define NENT_DEPRECATED
+#include "global.h"
+#include "object.h"
+#include "functions.h"
+
+typedef struct {
+    /*0x00*/ Entity base;
+    /*0x68*/ u8 unk_68[0x4];
+    /*0x6c*/ u16 unk_6c;
+    /*0x6e*/ u16 unk_6e;
+    /*0x70*/ u8 unk_70[0x16];
+    /*0x86*/ u16 unk_86;
+} BigIceBlockEntity;
+
+extern const Hitbox gUnk_080FD190;
+
+extern void (*const BigIceBlock_Actions[])(BigIceBlockEntity*);
+extern const u16 gUnk_081237B0[];
+
+void sub_08099D30(BigIceBlockEntity*);
+void sub_08099910(BigIceBlockEntity*);
+extern bool32 sub_0809963C(BigIceBlockEntity*);
+void BigIceBlock_Action2(BigIceBlockEntity*);
+extern bool32 sub_0809963C(BigIceBlockEntity*);
+void sub_08099C18(BigIceBlockEntity*);
+
+void BigIceBlock(BigIceBlockEntity* this) {
+    if (super->type < 4) {
+        BigIceBlock_Actions[super->action](this);
+    } else {
+        sub_08099D30(this);
+    }
+}
+
+void BigIceBlock_Init(BigIceBlockEntity* this) {
+    Entity* obj;
+
+    if (CheckFlags(this->unk_86)) {
+        DeleteThisEntity();
+    }
+    super->action = 1;
+    super->flags |= 0x80;
+    super->updatePriority = 3;
+    super->field_0x3c = 7;
+    super->hurtType = 0x48;
+    super->hitType = 1;
+    super->flags2 = 0x80;
+    super->hitbox = (Hitbox*)&gUnk_080FD190;
+    sub_08099910(this);
+    InitializeAnimation(super, super->type);
+    obj = CreateObject(BIG_ICE_BLOCK, 4, 0);
+    if (obj != NULL) {
+        obj->parent = super;
+    }
+}
+
+void BigIceBlock_Action1(BigIceBlockEntity* this) {
+    if (sub_0809963C(this)) {
+        super->action = 2;
+        super->actionDelay = 0;
+        EnqueueSFX(SFX_ICE_BLOCK_MELT);
+        BigIceBlock_Action2(this);
+    }
+}
+
+void BigIceBlock_Action2(BigIceBlockEntity* this) {
+    u32 tmp;
+    if (!sub_0809963C(this)) {
+        if (super->actionDelay >= 2) {
+            super->actionDelay -= 2;
+        } else {
+            super->actionDelay = 0;
+        }
+        if (super->actionDelay == 0) {
+            super->action = 1;
+            sub_0805EC60(super);
+            return;
+        }
+    } else {
+        super->actionDelay += 1;
+    }
+    tmp = gUnk_081237B0[super->actionDelay >> 5];
+    sub_0805EC9C(super, 0x100, tmp, 0);
+    if (super->type != 1) {
+        if (super->type != 2) {
+            SetFlag(this->unk_86);
+        } else {
+            sub_080A2A3C(super, 0x53, 0, this->unk_86);
+        }
+    }
+    super->action = 3;
+    super->actionDelay = 0x3c;
+    super->flags &= 0x7f;
+}
+
+NONMATCH("asm/non_matching/bigIceBlock/sub_08099880.inc", void sub_08099880(BigIceBlockEntity* this)) {
+    Entity* obj;
+    s32 rand;
+    u8 uVar3;
+    u32 uVar4;
+    s32 x;
+    s32 y;
+
+    if (--super->actionDelay == 0) {
+        DeleteThisEntity();
+    } else {
+        if (super->actionDelay == 0x30) {
+            sub_08099C18(this);
+        }
+        uVar4 = (0x3c - super->actionDelay) * 0x20 + 0x100;
+        sub_0805EC9C(super, 0x100, uVar4, 0);
+        sub_0806FCF4(super, uVar4, 2, 0);
+        obj = CreateObject(SPECIAL_FX, 0x11, 0x40);
+        if (obj != NULL) {
+            rand = Random();
+            x = ((rand >> 0x10) % 0x21) - 0x10;
+            y = (rand & 0xf) - 4;
+            obj->spritePriority.b0 = 3;
+            PositionRelative(super, obj, x * 0x10000, y * 0x10000);
+        }
+    }
+}
+END_NONMATCH
+
+void sub_08099910(BigIceBlockEntity* this) {
+    u32 uVar2;
+    s32 iVar1;
+    u32 uVar3;
+    u32 position;
+
+    position = COORD_TO_TILE(super);
+    this->unk_6e = position;
+    uVar2 = (((super->x.HALF.HI & 8)) >> 0x3) + ((super->y.HALF.HI & 8) >> 2);
+    this->unk_6c = uVar2;
+
+    switch (uVar2) {
+        default:
+            SetTile(0x4022, position - 0x41, super->collisionLayer);
+            SetTile(0x4022, position - 0x40, super->collisionLayer);
+            SetTile(0x4022, position - 1, super->collisionLayer);
+            SetTile(0x4022, position, super->collisionLayer);
+            break;
+        case 1:
+            iVar1 = sub_080002C8(position - 0x41, super->collisionLayer);
+            uVar3 = 0x4024;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4079;
+            }
+            SetTile(uVar3, position - 0x41, super->collisionLayer);
+            SetTile(0x4022, position - 0x40, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 0x3f, super->collisionLayer);
+            uVar3 = 0x4025;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407b;
+            }
+            SetTile(uVar3, position - 0x3f, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 1, super->collisionLayer);
+            uVar3 = 0x4024;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4079;
+            }
+            SetTile(uVar3, position - 1, super->collisionLayer);
+            SetTile(0x4022, position, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 1, super->collisionLayer);
+            uVar3 = 0x4025;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407b;
+            }
+            SetTile(uVar3, position + 1, super->collisionLayer);
+            return;
+            break;
+        case 2:
+            iVar1 = sub_080002C8(position - 0x41, super->collisionLayer);
+            uVar3 = 0x4023;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4077;
+            }
+            SetTile(uVar3, position - 0x41, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 0x40, super->collisionLayer);
+            uVar3 = 0x4023;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4077;
+            }
+            SetTile(uVar3, position - 0x40, super->collisionLayer);
+            SetTile(0x4022, position - 1, super->collisionLayer);
+            SetTile(0x4022, position, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 0x3f, super->collisionLayer);
+            uVar3 = 0x4026;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407c;
+            }
+            SetTile(uVar3, position + 0x3f, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 0x40, super->collisionLayer);
+            uVar3 = 0x4026;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407c;
+            }
+            SetTile(uVar3, position + 0x40, super->collisionLayer);
+            break;
+        case 3:
+            iVar1 = sub_080002C8(position - 0x41, super->collisionLayer);
+            uVar3 = 0x4027;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4075;
+            }
+            SetTile(uVar3, position - 0x41, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 0x40, super->collisionLayer);
+            uVar3 = 0x4023;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4077;
+            }
+            SetTile(uVar3, position - 0x40, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 0x3f, super->collisionLayer);
+            uVar3 = 0x4028;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4076;
+            }
+            SetTile(uVar3, position - 0x3f, super->collisionLayer);
+            iVar1 = sub_080002C8(position - 1, super->collisionLayer);
+            uVar3 = 0x4024;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4079;
+            }
+            SetTile(uVar3, position - 1, super->collisionLayer);
+            SetTile(0x4022, position, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 1, super->collisionLayer);
+            uVar3 = 0x4025;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407b;
+            }
+            SetTile(uVar3, position + 1, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 0x3f, super->collisionLayer);
+            uVar3 = 0x4029;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x4078;
+            }
+            SetTile(uVar3, position + 0x3f, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 0x40, super->collisionLayer);
+            uVar3 = 0x4026;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407c;
+            }
+            SetTile(uVar3, position + 0x40, super->collisionLayer);
+            iVar1 = sub_080002C8(position + 0x41, super->collisionLayer);
+            uVar3 = 0x402a;
+            if (iVar1 == 0x12) {
+                uVar3 = 0x407a;
+            }
+            SetTile(uVar3, position + 0x41, super->collisionLayer);
+            break;
+    }
+}
+
+void sub_08099C18(BigIceBlockEntity* this) {
+    u32 tmp = this->unk_6e;
+    switch (this->unk_6c) {
+        default:
+            sub_0807BA8C(tmp - 0x41, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x40, super->collisionLayer);
+            sub_0807BA8C(tmp - 1, super->collisionLayer);
+            sub_0807BA8C(tmp, super->collisionLayer);
+            break;
+        case 1:
+            sub_0807BA8C(tmp - 0x41, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x40, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x3f, super->collisionLayer);
+            sub_0807BA8C(tmp - 1, super->collisionLayer);
+            sub_0807BA8C(tmp, super->collisionLayer);
+            sub_0807BA8C(tmp + 1, super->collisionLayer);
+            break;
+        case 2:
+            sub_0807BA8C(tmp - 0x41, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x40, super->collisionLayer);
+            sub_0807BA8C(tmp - 1, super->collisionLayer);
+            sub_0807BA8C(tmp, super->collisionLayer);
+            sub_0807BA8C(tmp + 0x3f, super->collisionLayer);
+            sub_0807BA8C(tmp + 0x40, super->collisionLayer);
+            break;
+        case 3:
+            sub_0807BA8C(tmp - 0x41, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x40, super->collisionLayer);
+            sub_0807BA8C(tmp - 0x3f, super->collisionLayer);
+            sub_0807BA8C(tmp - 1, super->collisionLayer);
+            sub_0807BA8C(tmp, super->collisionLayer);
+            sub_0807BA8C(tmp + 1, super->collisionLayer);
+            sub_0807BA8C(tmp + 0x3f, super->collisionLayer);
+            sub_0807BA8C(tmp + 0x40, super->collisionLayer);
+            sub_0807BA8C(tmp + 0x41, super->collisionLayer);
+            break;
+    }
+}
+
+void sub_08099D30(BigIceBlockEntity* this) {
+    if ((super->parent)->next == NULL) {
+        DeleteThisEntity();
+    }
+    if (super->action == 0) {
+        super->action = 1;
+        InitializeAnimation(super, 4);
+        CopyPositionAndSpriteOffset(super->parent, super);
+        super->y.HALF.HI++;
+        super->spriteOffsetY--;
+    }
+    if ((super->parent)->action < 2) {
+        super->spriteSettings.draw = 1;
+        if ((super->frame & 1) != 0) {
+            super->frame = 0;
+            super->frameDuration = (Random() & 0x78) + 0x78;
+        }
+        GetNextFrame(super);
+    } else {
+        super->spriteSettings.draw = 0;
+    }
+}
+
+void (*const BigIceBlock_Actions[])(BigIceBlockEntity*) = {
+    BigIceBlock_Init,
+    BigIceBlock_Action1,
+    BigIceBlock_Action2,
+    sub_08099880,
+};
+const u16 gUnk_081237B0[] = {
+    256, 266, 275, 284, 293,
+};