Firered base_damage_calc

.thumb

.global move_damage_calc

.equ rom, 0x08000000

@ addresses
.equ b_cur_move_power,          0x02024020
.equ move_data,                 0x08250C04
.equ sav1_copied_berries_pbs,   0x02023F54
.equ battle_type_flags,         0x02022B4C
.equ b_critical_multiplier,     0x02023D71
.equ fractions_stat_buffs,      0x0825DEAD
.equ weather,                   0x02023F1C
.equ b_move_to_execute_A,       0x02023D4A
.equ b_resources,               0x02023FF4

@ functions
.equ itemid_get_x12,            0x9A924
.equ itemid_get_quality,        0x9A948
.equ __divsi3,                  0x1E4018
.equ flag_check,                0x6E6D0
.equ battle_side_get_owner,     0x751C4
.equ ability_something,         0x19F18
.equ __udivsi3,                 0x1E460C
.equ sub_3F5B4,                 0x3F5B4

@ stack arguments
.equ move_power_override,   0x4C
.equ move_type_override,    0x50
.equ arg_bank_attacker,     0x54
.equ arg_bank_defender,     0x58

@ status
.equ STATUS_BURN,       0x10

@ types
.equ normal_type,   0x0
.equ fighting_type, 0x1
.equ flying_type,   0x2
.equ poison_type,   0x3
.equ ground_type,   0x4
.equ rock_type,     0x5
.equ bug_type,      0x6
.equ ghost_type,    0x7
.equ steel_type,    0x8
.equ mystery_type,  0x9
.equ fire_type,     0xA
.equ water_type,    0xB
.equ grass_type,    0xC
.equ electric_type, 0xD
.equ psychic_type,  0xE
.equ ice_type,      0xF
.equ dragon_type,   0x10
.equ dark_type,     0x11

@ moves & effects
.equ EFFECT_EXPLOSION,  0x7
.equ SOLARBEAM,         0x4C

@ abilities
.equ HUGE_POWER,    0x25
.equ PURE_POWER,    0x4A
.equ THICK_FAT,     0x2F
.equ HUSTLE,        0x37
.equ PLUS,          0x39
.equ MINUS,         0x3A
.equ GUTS,          0x3E
.equ MARVEL_SCALE,  0x3F
.equ OVERGROW,      0x41
.equ BLAZE,         0x42
.equ TORRENT,       0x43
.equ SWARM,         0x44
.equ CLOUD_NINE,    0xD
.equ AIR_LOCK,      0x4D

@ items
.equ ENIGMA_BERRY,  0xAF

@ item effects
.equ HOLD_EFFECT_CHOICE_BAND,       29
.equ HOLD_EFFECT_SOUL_DEW,          34
.equ HOLD_EFFECT_DEEPSEATOOTH,      35
.equ HOLD_EFFECT_DEEPSEASCALE,      36
.equ HOLD_EFFECT_LIGHT_BALL,        45
.equ HOLD_EFFECT_METAL_POWDER,      64
.equ HOLD_EFFECT_THICK_CLUB,        65
.equ HOLD_EFFECT_BUG_POWER,         31
.equ HOLD_EFFECT_STEEL_POWER,       42
.equ HOLD_EFFECT_GROUND_POWER,      46
.equ HOLD_EFFECT_ROCK_POWER,        47
.equ HOLD_EFFECT_GRASS_POWER,       48
.equ HOLD_EFFECT_DARK_POWER,        49
.equ HOLD_EFFECT_FIGHTING_POWER,    50
.equ HOLD_EFFECT_ELECTRIC_POWER,    51
.equ HOLD_EFFECT_WATER_POWER,       52
.equ HOLD_EFFECT_FLYING_POWER,      53
.equ HOLD_EFFECT_POISON_POWER,      54
.equ HOLD_EFFECT_ICE_POWER,         55
.equ HOLD_EFFECT_GHOST_POWER,       56
.equ HOLD_EFFECT_PSYCHIC_POWER,     57
.equ HOLD_EFFECT_FIRE_POWER,        58
.equ HOLD_EFFECT_DRAGON_POWER,      59
.equ HOLD_EFFECT_NORMAL_POWER,      60

@ stack
.equ battle_data_defender,  0x4
.equ move_id,               0x8
.equ sidestatus,            0xC
.equ bank_attacker,         0x10
.equ defender_defense,      0x14
.equ defender_spdef,        0x18
.equ defender_item_effect,  0x1C
.equ attacker_item_quality, 0x20
.equ attacker_data_ability, 0x24
.equ defender_data_ability, 0x28

/*
registers:
r6 = attacker's battle_data
r7 = attacker's attack
r8 = attacker's spatk
r9 = move type
r10 = attacker's held item effect
*/




.org 0x3ECEC
    push {r4-r7, lr}
    mov r7, r10
    mov r6, r9
    mov r5, r8
    push {r5-r7}
    sub sp, sp, #0x2C
    mov r6, r0
    str r1, [sp, #battle_data_defender]
    str r2, [sp, #move_id]
    ldr r0, [sp, #move_power_override]
    ldr r1, [sp, #move_type_override]
    ldr r2, [sp, #arg_bank_attacker]
    ldr r4, [sp, #arg_bank_defender]
    lsl r3, r3, #0x10
    lsr r3, r3, #0x10
    str r3, [sp, #sidestatus]
    lsl r0, r0, #0x10
    lsr r3, r0, #0x10
    lsl r1, r1, #0x18
    lsr r7, r1, #0x18
    lsl r2, r2, #0x18
    lsr r2, r2, #0x18
    str r2, [sp, #bank_attacker]
    lsl r4, r4, #0x18
    lsr r4, r4, #0x18
    mov r5, #0x0
    cmp r3, #0x0                            @move_power_override
    bne loc_3ED40
    ldr r2, =(b_cur_move_power)
    ldr r1, =(move_data)
    ldr r3, [sp, #move_id]
    lsl r0, r3, #0x1
    add r0, r0, r3
    lsl r0, r0, #0x2
    add r0, r0, r1
    ldrb r0, [r0, #0x1]                     @move.power
    strh r0, [r2]
    b loc_3ED44
.align 2
.pool

loc_3ED40:
    ldr r0, =(b_cur_move_power)
    strh r3, [r0]

loc_3ED44:
    cmp r7, #0x0                            @move_type_override
    bne loc_3ED64
    ldr r1, =(move_data)
    ldr r7, [sp, #move_id]
    lsl r0, r7, #0x1
    add r0, r0, r7
    lsl r0, r0, #0x2
    add r0, r0, r1
    ldrb r0, [r0, #0x2]                     @move.type
    mov r9, r0
    b loc_3ED6E
.align 2
.pool

loc_3ED64:
    mov r0, #0x3F
    mov r9, r0
    mov r1, r9
    and r1, r7
    mov r9, r1                              @r9 = move type

loc_3ED6E:
    ldrh r7, [r6, #0x2]                     @battle_data.attack
    ldr r2, [sp, #battle_data_defender]
    ldrh r2, [r2, #0x4]                     @battle_data.defense
    str r2, [sp, #defender_defense]
    ldrh r3, [r6, #0x8]                     @battle_data.spatk
    mov r8, r3
    ldr r0, [sp, #battle_data_defender]
    ldrh r0, [r0, #0xA]                     @battle_data.spdef
    str r0, [sp, #defender_spdef]
    ldrh r0, [r6, #0x2E]                    @battle_data.item
    cmp r0, #ENIGMA_BERRY
    bne loc_3EDA0
    ldr r1, =(sav1_copied_berries_pbs)
    ldr r2, [sp, #bank_attacker]
    lsl r0, r2, #0x3
    sub r0, r0, r2
    lsl r0, r0, #0x2
    add r0, r0, r1
    ldrb r3, [r0, #0x7]
    mov r10, r3
    ldrb r0, [r0, #0x1A]
    b loc_3EDB6
.align 2
.pool

loc_3EDA0:
    ldrh r0, [r6, #0x2E]                    @battle_data.item
    bl itemid_get_x12
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    mov r10, r0
    ldrh r0, [r6, #0x2E]                    @battle_data.item
    bl itemid_get_quality
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18

loc_3EDB6:
    str r0, [sp, #attacker_item_quality]
    ldr r1, [sp, #battle_data_defender]
    ldrh r0, [r1, #0x2E]                    @battle_data.item
    cmp r0, #ENIGMA_BERRY
    bne loc_3EDE6
    ldr r1, =(sav1_copied_berries_pbs)
    lsl r0, r4, #0x3
    sub r0, r0, r4
    lsl r0, r0, #0x2
    add r0, r0, r1
    ldrb r0, [r0, #0x7]
    str r0, [sp, #defender_item_effect]
    b loc_3EDFC
.align 2
.pool

loc_3EDD4:
    ldr r0, [sp, #attacker_item_quality]
    add r0, #100
    mul r0, r7
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r7, r0, #0x10
    b loc_3EF44

loc_3EDE6:
    ldr r2, [sp, #battle_data_defender]
    ldrh r0, [r2, #0x2E]
    bl itemid_get_x12
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    str r0, [sp, #defender_item_effect]
    ldr r3, [sp, #battle_data_defender]
    ldrh r0, [r3, #0x2E]
    bl itemid_get_quality

loc_3EDFC:
    mov r0, r6
    add r0, #0x20                           @attacker's ability
    ldrb r1, [r0]
    str r0, [sp, #attacker_data_ability]
    cmp r1, #HUGE_POWER
    beq loc_3EE0C
    cmp r1, #PURE_POWER
    bne loc_3EE10

loc_3EE0C:
    lsl r0, r7, #0x11
    lsr r7, r0, #0x10                       @atk *= 2

loc_3EE10:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    ldr r1, =(0x802)                        @link/ereader battle
    and r0, r1
    cmp r0, #0x0
    bne loc_3EEE8
    mov r0, #0x82
    lsl r0, r0, #0x4                        @0x820, badge 1
    bl flag_check
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3EE44
    ldr r0, [sp, #bank_attacker]
    bl battle_side_get_owner
    lsl r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3EE44
    mov r0, #110
    mul r0, r7
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r7, r0, #0x10

loc_3EE44:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    ldr r1, =(0x802)
    and r0, r1
    cmp r0, #0x0
    bne loc_3EEE8
    ldr r0, =(0x824)                        @badge 5
    bl flag_check
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3EE7A
    mov r0, r4
    bl battle_side_get_owner
    lsl r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3EE7A
    mov r0, #110
    ldr r1, [sp, #defender_defense]
    mul r0, r1
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    str r0, [sp, #defender_defense]

loc_3EE7A:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    ldr r1, =(0x802)
    and r0, r1
    cmp r0, #0x0
    bne loc_3EEE8
    ldr r0, =(0x826)                        @badge 7
    bl flag_check
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3EEB2
    ldr r0, [sp, #bank_attacker]
    bl battle_side_get_owner
    lsl r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3EEB2
    mov r0, #110
    mov r2, r8
    mul r2, r0
    mov r0, r2
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    mov r8, r0

loc_3EEB2:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    ldr r1, =(0x802)
    and r0, r1
    cmp r0, #0x0
    bne loc_3EEE8
    ldr r0, =(0x826)                        @badge 7
    bl flag_check
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3EEE8
    mov r0, r4
    bl battle_side_get_owner
    lsl r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3EEE8
    mov r0, #110
    ldr r3, [sp, #defender_spdef]
    mul r0, r3
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    str r0, [sp, #defender_spdef]

loc_3EEE8:
    mov r2, #0x0
    ldr r4, =(gHoldEffectToType + rom)
    ldr r0, [sp, #battle_data_defender]
    add r0, #0x20
    str r0, [sp, #defender_data_ability]
    mov r3, r4

loc_3EEF4:
    lsl r1, r2, #0x1
    ldrb r0, [r3]
    cmp r10, r0
    bne loc_3EF3C
    add r0, r4, #0x1
    add r0, r1, r0
    ldrb r0, [r0]
    cmp r9, r0
    bne loc_3EF3C
    mov r1, r9
    cmp r1, #0x8
    bhi loc_3EF0E
    b loc_3EDD4

loc_3EF0E:
    ldr r0, [sp, #attacker_item_quality]
    add r0, #100
    mov r2, r8
    mul r2, r0
    mov r0, r2
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    mov r8, r0
    b loc_3EF44
.align 2
.pool

loc_3EF3C:
    add r3, #2
    add r2, #1
    cmp r2, #0x10
    bls loc_3EEF4

loc_3EF44:
    mov r3, r10
    cmp r3, #HOLD_EFFECT_CHOICE_BAND
    bne loc_3EF58
    mov r0, #150
    mul r0, r7
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r7, r0, #0x10

loc_3EF58:
    mov r0, r10
    cmp r0, #HOLD_EFFECT_SOUL_DEW
    bne loc_3EF90
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    mov r1, #0x80
    lsl r1, r1, #0x1                        @0x100
    and r0, r1
    cmp r0, #0x0                            @battle tower
    bne loc_3EF90
    ldr r1, =(0xFFFFFE69)                   @-407
    mov r0, r1
    ldrh r2, [r6]                           @attacker species
    add r0, r0, r2
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r0, #0x1                            @ if not Latias or Latios
    bhi loc_3EF90
    mov r0, #150
    mov r3, r8
    mul r3, r0
    mov r0, r3
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    mov r8, r0                              @spatk + 50%

loc_3EF90:
    ldr r0, [sp, #defender_item_effect]
    cmp r0, #HOLD_EFFECT_SOUL_DEW
    bne loc_3EFC8
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    mov r1, #0x80
    lsl r1, r1, #0x1
    and r0, r1
    cmp r0, #0x0
    bne loc_3EFC8
    ldr r1, =(0xFFFFFE69)
    mov r0, r1
    ldr r2, [sp, #battle_data_defender]
    ldrh r2, [r2]
    add r0, r0, r2
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r0, #0x1
    bhi loc_3EFC8
    mov r0, #150
    ldr r3, [sp, #defender_spdef]
    mul r0, r3
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    str r0, [sp, #defender_spdef]

loc_3EFC8:
    mov r0, r10
    cmp r0, #HOLD_EFFECT_DEEPSEATOOTH
    bne loc_3EFDE
    ldrh r1, [r6]
    ldr r0, =(0x175)                    @clamperl
    cmp r1, r0
    bne loc_3EFDE
    mov r1, r8
    lsl r0, r1, #0x11
    lsr r0, r0, #0x10
    mov r8, r0                          @spatk *= 2

loc_3EFDE:
    ldr r2, [sp, #defender_item_effect]
    cmp r2, #HOLD_EFFECT_DEEPSEASCALE
    bne loc_3EFF6
    ldr r3, [sp, #battle_data_defender]
    ldrh r1, [r3]
    ldr r0, =(0x175)                    @clamperl
    cmp r1, r0
    bne loc_3EFF6
    ldr r1, [sp, #defender_spdef]
    lsl r0, r1, #0x11
    lsr r0, r0, #0x10
    str r0, [sp, #defender_spdef]

loc_3EFF6:
    mov r2, r10
    cmp r2, #HOLD_EFFECT_LIGHT_BALL
    bne loc_3F00A
    ldrh r0, [r6]
    cmp r0, #25                         @pikachu
    bne loc_3F00A
    mov r3, r8
    lsl r0, r3, #0x11
    lsr r0, r0, #0x10
    mov r8, r0

loc_3F00A:
    ldr r0, [sp, #defender_item_effect]
    cmp r0, #HOLD_EFFECT_METAL_POWDER
    bne loc_3F020
    ldr r1, [sp, #battle_data_defender]
    ldrh r0, [r1]
    cmp r0, #132                        @ditto
    bne loc_3F020
    ldr r2, [sp, #defender_defense]
    lsl r0, r2, #0x11
    lsr r0, r0, #0x10
    str r0, [sp, #defender_defense]

loc_3F020:
    mov r3, r10
    cmp r3, #HOLD_EFFECT_THICK_CLUB
    bne loc_3F036
    ldrh r0, [r6]
    sub r0, #104                        @cubone
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r0, #0x1                        @if species higher than marowak
    bhi loc_3F036
    lsl r0, r7, #0x11
    lsr r7, r0, #0x10

loc_3F036:
    ldr r1, [sp, #defender_data_ability]
    ldrb r0, [r1]
    cmp r0, #THICK_FAT
    bne loc_3F04E
    mov r2, r9
    cmp r2, #fire_type
    beq loc_3F048
    cmp r2, #ice_type
    bne loc_3F04E

loc_3F048:
    mov r3, r8
    lsr r3, r3, #0x1
    mov r8, r3

loc_3F04E:
    ldr r0, [sp, #attacker_data_ability]
    ldrb r4, [r0]
    cmp r4, #HUSTLE
    bne loc_3F064
    mov r0, #150
    mul r0, r7
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r7, r0, #0x10

loc_3F064:
    cmp r4, #PLUS
    bne loc_3F092
    mov r0, #0x0
    str r0, [sp]
    mov r0, #0xE
    mov r1, #0x0
    mov r2, #MINUS
    mov r3, #0x0
    bl ability_something
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3F092
    mov r0, #150
    mov r1, r8
    mul r1, r0
    mov r0, r1
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    mov r8, r0

loc_3F092:
    ldr r2, [sp, #attacker_data_ability]
    ldrb r0, [r2]
    cmp r0, #MINUS
    bne loc_3F0C4
    mov r0, #0x0
    str r0, [sp]
    mov r0, #0xE                @is ability present
    mov r1, #0x0
    mov r2, #PLUS
    mov r3, #0x0
    bl ability_something
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3F0C4
    mov r0, #150
    mov r3, r8
    mul r3, r0
    mov r0, r3
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    mov r8, r0

loc_3F0C4:
    ldr r1, [sp, #attacker_data_ability]
    ldrb r0, [r1]
    cmp r0, #GUTS
    bne loc_3F0E0
    ldr r0, [r6, #0x4C]                 @status1
    cmp r0, #0x0
    beq loc_3F0E0
    mov r0, #150
    mul r0, r7
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r7, r0, #0x10

loc_3F0E0:
    ldr r2, [sp, #defender_data_ability]
    ldrb r0, [r2]
    cmp r0, #MARVEL_SCALE
    bne loc_3F102
    ldr r3, [sp, #battle_data_defender]
    ldr r0, [r3, #0x4C]                 @status1
    cmp r0, #0x0
    beq loc_3F102
    mov r0, #150
    ldr r1, [sp, #defender_defense]
    mul r0, r1
    mov r1, #100
    bl __divsi3
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    str r0, [sp, #defender_defense]

loc_3F102:
    mov r2, r9
    cmp r2, #electric_type
    bne loc_3F126
    mov r0, #0x0
    str r0, [sp]
    mov r0, #0xE
    mov r1, #0x0
    mov r2, #0x0
    mov r3, #0xFD               @mud sport
    bl ability_something
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3F126
    ldr r1, =(b_cur_move_power)
    ldrh r0, [r1]
    lsr r0, r0, #0x1            @mud sport is present, half power
    strh r0, [r1]

loc_3F126:
    mov r3, r9
    cmp r3, #fire_type
    bne loc_3F14A
    mov r0, #0x0
    str r0, [sp]
    mov r0, #0xE
    mov r1, #0x0
    mov r2, #0x0
    mov r3, #0xFE               @water sport
    bl ability_something
    lsl r0, r0, #0x18
    cmp r0, #0x0
    beq loc_3F14A
    ldr r1, =(b_cur_move_power)
    ldrh r0, [r1]
    lsr r0, r0, #0x1            @water sport is present, half power
    strh r0, [r1]

loc_3F14A:
    mov r0, r9
    cmp r0, #grass_type
    bne loc_3F17A
    ldr r1, [sp, #attacker_data_ability]
    ldrb r0, [r1]
    cmp r0, #OVERGROW
    bne loc_3F17A
    ldrh r0, [r6, #0x2C]                @battle_data.max_hp
    mov r1, #3
    bl __udivsi3
    ldrh r1, [r6, #0x28]                @battle_data.current_hp
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r1, r0
    bhi loc_3F17A
    ldr r4, =(b_cur_move_power)
    ldrh r1, [r4]
    mov r0, #150
    mul r0, r1
    mov r1, #100
    bl __divsi3
    strh r0, [r4]

loc_3F17A:
    mov r2, r9
    cmp r2, #fire_type
    bne loc_3F1AA
    ldr r3, [sp, #attacker_data_ability]
    ldrb r0, [r3]
    cmp r0, #BLAZE
    bne loc_3F1AA
    ldrh r0, [r6, #0x2C]
    mov r1, #3
    bl __udivsi3
    ldrh r1, [r6, #0x28]
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r1, r0
    bhi loc_3F1AA
    ldr r4, =(b_cur_move_power)
    ldrh r1, [r4]
    mov r0, #150
    mul r0, r1
    mov r1, #100
    bl __divsi3
    strh r0, [r4]

loc_3F1AA:
    mov r0, r9
    cmp r0, #water_type
    bne loc_3F1DA
    ldr r1, [sp, #attacker_data_ability]
    ldrb r0, [r1]
    cmp r0, #TORRENT
    bne loc_3F1DA
    ldrh r0, [r6, #0x2C]
    mov r1, #3
    bl __udivsi3
    ldrh r1, [r6, #0x28]
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r1, r0
    bhi loc_3F1DA
    ldr r4, =(b_cur_move_power)
    ldrh r1, [r4]
    mov r0, #150
    mul r0, r1
    mov r1, #100
    bl __divsi3
    strh r0, [r4]

loc_3F1DA:
    mov r2, r9
    cmp r2, #bug_type
    bne loc_3F20A
    ldr r3, [sp, #attacker_data_ability]
    ldrb r0, [r3]
    cmp r0, #SWARM
    bne loc_3F20A
    ldrh r0, [r6, #0x2C]
    mov r1, #3
    bl __udivsi3
    ldrh r1, [r6, #0x28]
    lsl r0, r0, #0x10
    lsr r0, r0, #0x10
    cmp r1, r0
    bhi loc_3F20A
    ldr r4, =(b_cur_move_power)
    ldrh r1, [r4]
    mov r0, #150
    mul r0, r1
    mov r1, #100
    bl __divsi3
    strh r0, [r4]

loc_3F20A:
    ldr r2, =(move_data)
    ldr r0, =(b_move_to_execute_A)
    ldrh r1, [r0]
    lsl r0, r1, #0x1
    add r0, r0, r1
    lsl r0, r0, #0x2
    add r0, r0, r2
    ldrb r0, [r0]
    cmp r0, #EFFECT_EXPLOSION
    bne loc_3F224
    ldr r0, [sp, #defender_defense]
    lsr r0, r0, #0x1
    str r0, [sp, #defender_defense]

loc_3F224:
    mov r1, r9
    cmp r1, #0x8
    bls loc_3F22C
    b loc_3F38A

loc_3F22C:
    ldr r0, =(b_critical_multiplier)
    ldrb r1, [r0]
    mov r4, r0
    cmp r1, #2
    bne loc_3F268
    mov r0, #0x19
    ldrsb r0, [r6, r0]
    cmp r0, #6
    ble loc_3F264
    ldr r2, =(fractions_stat_buffs)
    b loc_3F26E
.align 2
.pool

loc_3F264:
    mov r5, r7
    b loc_3F286

loc_3F268:
    ldr r2, =(fractions_stat_buffs)
    mov r0, #0x19
    ldrsb r0, [r6, r0]

loc_3F26E:
    lsl r0, r0, #0x1
    add r1, r0, r2
    ldrb r1, [r1]
    mov r5, r7
    mul r5, r1
    add r2, #0x1
    add r0, r0, r2
    ldrb r1, [r0]
    mov r0, r5
    bl __divsi3
    mov r5, r0

loc_3F286:
    ldr r0, =(b_cur_move_power)
    ldrh r0, [r0]
    mul r5, r0
    mov r0, r6
    add r0, #0x2A                       @battle_data.level
    ldrb r0, [r0]
    lsl r0, r0, #0x1
    mov r1, #5
    bl __divsi3
    add r0, #0x2
    mul r5, r0
    ldrb r0, [r4]
    cmp r0, #0x2
    bne loc_3F2C4
    ldr r2, [sp, #battle_data_defender]
    mov r0, #0x1A
    ldrsb r0, [r2, r0]
    cmp r0, #0x5
    bgt loc_3F2C0
    ldr r2, =(fractions_stat_buffs)
    ldr r3, [sp, #battle_data_defender]
    mov r0, #0x1A
    ldrsb r0, [r3, r0]
    b loc_3F2CC
.pool

loc_3F2C0:
    ldr r3, [sp, #defender_defense]
    b loc_3F2E6

loc_3F2C4:
    ldr r2, =(fractions_stat_buffs)
    ldr r1, [sp, #battle_data_defender]
    mov r0, #0x1A
    ldrsb r0, [r1, r0]

loc_3F2CC:
    lsl r0, r0, #0x1
    add r1, r0, r2
    ldrb r1, [r1]
    ldr r7, [sp, #defender_defense]
    mov r3, r7
    mul r3, r1
    add r2, #0x1
    add r0, r0, r2
    ldrb r1, [r0]
    mov r0, r3
    bl __divsi3
    mov r3, r0

loc_3F2E6:
    mov r0, r5
    mov r1, r3
    bl __divsi3
    mov r5, r0
    mov r1, #50
    bl __divsi3
    mov r5, r0
    ldr r0, [r6, #0x4C]
    mov r1, #STATUS_BURN
    and r0, r1
    cmp r0, #0x0
    beq loc_3F310
    ldr r1, [sp, #attacker_data_ability]
    ldrb r0, [r1]
    cmp r0, #GUTS
    beq loc_3F310
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F310:
    mov r0, #0x1
    ldr r2, [sp, #sidestatus]
    and r0, r2
    cmp r0, #0x0
    beq loc_3F352
    ldrb r1, [r4]
    cmp r1, #0x1
    bne loc_3F352
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    and r0, r1
    cmp r0, #0x0
    beq loc_3F34C
    mov r0, #0x2
    bl sub_3F5B4
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    cmp r0, #0x2
    bne loc_3F34C
    mov r0, r5
    mov r1, #0x3
    bl __divsi3
    lsl r5, r0, #0x1
    b loc_3F352
.pool

loc_3F34C:
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F352:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    mov r1, #0x1
    and r0, r1
    cmp r0, #0x0
    beq loc_3F384
    ldr r0, =(move_data)
    ldr r3, [sp, #move_id]
    lsl r1, r3, #0x1
    add r1, r1, r3
    lsl r1, r1, #0x2
    add r1, r1, r0
    ldrb r0, [r1, #0x6]                 @move.target
    cmp r0, #0x8                        @both foes
    bne loc_3F384
    mov r0, #0x2
    bl sub_3F5B4
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    cmp r0, #0x2
    bne loc_3F384
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F384:
    cmp r5, #0x0
    bne loc_3F38A
    mov r5, #0x1

loc_3F38A:
    mov r7, r9
    cmp r7, #0x9
    bne loc_3F392
    mov r5, #0x0

loc_3F392:
    mov r0, r9
    cmp r0, #0x9
    bhi loc_3F39A
    b loc_3F59C

loc_3F39A:
    ldr r0, =(b_critical_multiplier)
    ldrb r1, [r0]
    mov r4, r0
    cmp r1, #0x2
    bne loc_3F3C4
    mov r0, #0x1C                       @spatk buff
    ldrsb r0, [r6, r0]
    cmp r0, #0x6
    ble loc_3F3C0
    ldr r2, =(fractions_stat_buffs)
    b loc_3F3CA
.pool

loc_3F3C0:
    mov r5, r8
    b loc_3F3E2

loc_3F3C4:
    ldr r2, =(fractions_stat_buffs)
    mov r0, #0x1C
    ldrsb r0, [r6, r0]

loc_3F3CA:
    lsl r0, r0, #0x1
    add r1, r0, r2
    ldrb r1, [r1]
    mov r5, r8
    mul r5, r1
    add r2, #0x1
    add r0, r0, r2
    ldrb r1, [r0]
    mov r0, r5
    bl __divsi3
    mov r5, r0

loc_3F3E2:
    ldr r0, =(b_cur_move_power)
    ldrh r0, [r0]
    mul r5, r0
    mov r0, r6
    add r0, #0x2A                       @battle_data.level
    ldrb r0, [r0]
    lsl r0, r0, #0x1
    mov r1, #5
    bl __divsi3
    add r0, #0x2
    mul r5, r0
    ldrb r0, [r4]
    cmp r0, #0x2
    bne loc_3F41C
    ldr r1, [sp, #battle_data_defender]
    mov r0, #0x1D                       @spdef buff
    ldrsb r0, [r1, r0]
    cmp r0, #0x5
    bgt loc_3F418
    ldr r2, =(fractions_stat_buffs)
    b loc_3F424
.align 2
.pool

loc_3F418:
    ldr r3, [sp, #defender_spdef]
    b loc_3F43E

loc_3F41C:
    ldr r2, =(fractions_stat_buffs)
    ldr r7, [sp, #battle_data_defender]
    mov r0, #0x1D                       @spdef buff
    ldrsb r0, [r7, r0]

loc_3F424:
    lsl r0, r0, #0x1
    add r1, r0, r2
    ldrb r1, [r1]
    ldr r6, [sp, #defender_spdef]
    mov r3, r6
    mul r3, r1
    add r2, #0x1
    add r0, r0, r2
    ldrb r1, [r0]
    mov r0, r3
    bl __divsi3
    mov r3, r0

loc_3F43E:
    mov r0, r5
    mov r1, r3
    bl __divsi3
    mov r5, r0
    mov r1, #50
    bl __divsi3
    mov r5, r0
    mov r0, #0x2
    ldr r7, [sp, #sidestatus]
    and r0, r7
    cmp r0, #0x0
    beq loc_3F492
    ldrb r1, [r4]
    cmp r1, #0x1
    bne loc_3F492
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    and r0, r1
    cmp r0, #0x0
    beq loc_3F48C
@ double battle:
    mov r0, #0x2
    bl sub_3F5B4
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    cmp r0, #0x2
    bne loc_3F48C
    mov r0, r5
    mov r1, #3
    bl __divsi3
    lsl r5, r0, #0x1
    b loc_3F492
.pool

loc_3F48C:
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F492:
    ldr r0, =(battle_type_flags)
    ldr r0, [r0]
    mov r1, #0x1
    and r0, r1
    cmp r0, #0x0
    beq loc_3F4C4
@ double battle:
    ldr r0, =(move_data)
    ldr r2, [sp, #move_id]
    lsl r1, r2, #0x1
    add r1, r1, r2
    lsl r1, r1, #0x2
    add r1, r1, r0
    ldrb r0, [r1, #0x6]                 @move.target
    cmp r0, #0x8                        @both foes
    bne loc_3F4C4
    mov r0, #0x2
    bl sub_3F5B4
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    cmp r0, #0x2
    bne loc_3F4C4
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F4C4:
    mov r0, #0x0
    str r0, [sp]
    mov r0, #0xE                @0xE = check if ability is present
    mov r1, #0x0
    mov r2, #CLOUD_NINE
    mov r3, #0x0
    bl ability_something
    lsl r0, r0, #0x18
    lsr r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3F574
    str r0, [sp]
    mov r0, #0xE                @0xE = check if ability is present
    mov r1, #0x0
    mov r2, #AIR_LOCK
    mov r3, #0x0
    bl ability_something
    lsl r0, r0, #0x18
    cmp r0, #0x0
    bne loc_3F574
    ldr r2, =(weather)
    ldrh r1, [r2]
    mov r0, #0x1                @rainy
    and r0, r1
    mov r4, r2
    cmp r0, #0x0
    beq loc_3F52C
    mov r3, r9
    cmp r3, #fire_type
    beq loc_3F518
    cmp r3, #water_type
    beq loc_3F520
    b loc_3F52C
.align 2
.pool

loc_3F518:
    lsr r0, r5, #0x1F           @fire move, half power
    add r0, r5, r0
    asr r5, r0, #0x1
    b loc_3F52C

loc_3F520:
    lsl r0, r5, #0x4            @water move, boost by 50%
    sub r0, r0, r5
    mov r1, #10
    bl __divsi3
    mov r5, r0

loc_3F52C:
    ldrh r1, [r4]
    mov r0, #0x9F               @any other weather than sunny
    and r0, r1
    cmp r0, #0x0
    beq loc_3F544
    ldr r0, =(b_move_to_execute_A)
    ldrh r0, [r0]
    cmp r0, #SOLARBEAM
    bne loc_3F544
    lsr r0, r5, #0x1F           @halve solarbeam's power
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F544:
    ldrh r1, [r4]
    mov r0, #0x60               @sunny
    and r0, r1
    cmp r0, #0x0
    beq loc_3F574
    mov r6, r9
    cmp r6, #fire_type
    beq loc_3F560
    cmp r6, #water_type
    beq loc_3F56E
    b loc_3F574
.align 2
.pool

loc_3F560:
    lsl r0, r5, #0x4            @fire move, boost by 50%
    sub r0, r0, r5
    mov r1, #10
    bl __divsi3
    mov r5, r0
    b loc_3F574

loc_3F56E:                      @water move, half power
    lsr r0, r5, #0x1F
    add r0, r5, r0
    asr r5, r0, #0x1

loc_3F574:
    ldr r0, =(b_resources)
    ldr r0, [r0]
    ldr r0, [r0, #0x4]
    ldr r7, [sp, #bank_attacker]
    lsl r1, r7, #0x2
    add r0, r0, r1
    ldr r0, [r0]
    mov r1, #0x1
    and r0, r1
    cmp r0, #0x0                        @flash fire
    beq loc_3F59C
    mov r0, r9                          @if move type = fire
    cmp r0, #fire_type
    bne loc_3F59C
    lsl r0, r5, #0x4
    sub r0, r0, r5
    mov r1, #10
    bl __divsi3
    mov r5, r0

loc_3F59C:
    add r0, r5, #0x2
    add sp, sp, #0x2C
    pop {r3-r5}
    mov r8, r3
    mov r9, r4
    mov r10, r5
    pop {r4-r7}
    pop {r1}
    bx r1
.align 2
.pool

.org 0x25DECC
gHoldEffectToType:
    .byte HOLD_EFFECT_BUG_POWER,        bug_type
    .byte HOLD_EFFECT_STEEL_POWER,      steel_type
    .byte HOLD_EFFECT_GROUND_POWER,     ground_type
    .byte HOLD_EFFECT_ROCK_POWER,       rock_type
    .byte HOLD_EFFECT_GRASS_POWER,      grass_type
    .byte HOLD_EFFECT_DARK_POWER,       dark_type
    .byte HOLD_EFFECT_FIGHTING_POWER,   fighting_type
    .byte HOLD_EFFECT_ELECTRIC_POWER,   electric_type
    .byte HOLD_EFFECT_WATER_POWER,      water_type
    .byte HOLD_EFFECT_FLYING_POWER,     flying_type
    .byte HOLD_EFFECT_POISON_POWER,     poison_type
    .byte HOLD_EFFECT_ICE_POWER,        ice_type
    .byte HOLD_EFFECT_GHOST_POWER,      ghost_type
    .byte HOLD_EFFECT_PSYCHIC_POWER,    psychic_type
    .byte HOLD_EFFECT_FIRE_POWER,       fire_type
    .byte HOLD_EFFECT_DRAGON_POWER,     dragon_type
    .byte HOLD_EFFECT_NORMAL_POWER,     normal_type