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.include "asm/macros.inc"
.include "global.inc"
.text
arm_func_start MATH_CountPopulation
MATH_CountPopulation: ; 0x020DDC5C
ldr r1, _020DDC94 ; =0x55555555
ldr r2, _020DDC98 ; =0x33333333
and r1, r1, r0, lsr #0x1
sub r0, r0, r1
and r1, r0, r2
and r0, r2, r0, lsr #0x2
add r1, r1, r0
ldr r0, _020DDC9C ; =0x0F0F0F0F
add r1, r1, r1, lsr #0x4
and r0, r1, r0
add r0, r0, r0, lsr #0x8
add r0, r0, r0, lsr #0x10
and r0, r0, #0xff
bx lr
.balign 4
_020DDC94: .word 0x55555555
_020DDC98: .word 0x33333333
_020DDC9C: .word 0x0F0F0F0F
arm_func_start MATH_CalcSHA1
MATH_CalcSHA1: ; 0x020DDCA0
stmdb sp!, {r4-r6,lr}
sub sp, sp, #0x68
mov r6, r0
add r0, sp, #0x0
mov r5, r1
mov r4, r2
bl MATH_SHA1Init
_020DDCBC: ; 0x020DDCBC
add r0, sp, #0x0
mov r1, r5
mov r2, r4
bl MATH_SHA1Update
_020DDCCC: ; 0x020DDCCC
add r0, sp, #0x0
mov r1, r6
bl MATH_SHA1GetHash
add sp, sp, #0x68
ldmia sp!, {r4-r6,lr}
bx lr
arm_func_start MATH_CalcMD5
MATH_CalcMD5: ; 0x020DDCE4
stmdb sp!, {r4-r6,lr}
sub sp, sp, #0x58
mov r6, r0
add r0, sp, #0x0
mov r5, r1
mov r4, r2
bl DGT_Hash1Reset
_020DDD00: ; 0x020DDD00
add r0, sp, #0x0
mov r1, r5
mov r2, r4
bl DGT_Hash1SetSource
add r1, sp, #0x0
mov r0, r6
bl DGT_Hash1GetDigest_R
add sp, sp, #0x58
ldmia sp!, {r4-r6,lr}
bx lr
arm_func_start MATH_CalcCRC32
MATH_CalcCRC32: ; 0x020DDD28
stmdb sp!, {lr}
sub sp, sp, #0x4
mov lr, r1
mvn r12, #0x0
mov r3, r2
add r1, sp, #0x0
mov r2, lr
str r12, [sp, #0x0]
bl MATHi_CRC32UpdateRev
_020DDD4C: ; 0x020DDD4C
ldr r0, [sp, #0x0]
mvn r0, r0
add sp, sp, #0x4
ldmia sp!, {lr}
bx lr
arm_func_start MATH_CalcCRC16CCITT
MATH_CalcCRC16CCITT: ; 0x020DDD60
stmdb sp!, {lr}
sub sp, sp, #0x4
ldr ip, _020DDD94 ; =0x0000FFFF
mov lr, r1
mov r3, r2
add r1, sp, #0x0
mov r2, lr
strh r12, [sp, #0x0]
bl MATHi_CRC16Update
ldrh r0, [sp, #0x0]
add sp, sp, #0x4
ldmia sp!, {lr}
bx lr
.balign 4
_020DDD94: .word 0x0000FFFF
arm_func_start MATH_CalcCRC16
MATH_CalcCRC16: ; 0x020DDD98
stmdb sp!, {lr}
sub sp, sp, #0x4
mov lr, r1
mov r12, #0x0
mov r3, r2
add r1, sp, #0x0
mov r2, lr
strh r12, [sp, #0x0]
bl MATHi_CRC16UpdateRev
ldrh r0, [sp, #0x0]
add sp, sp, #0x4
ldmia sp!, {lr}
bx lr
arm_func_start MATH_CalcCRC8
MATH_CalcCRC8: ; 0x020DDDCC
stmdb sp!, {lr}
sub sp, sp, #0x4
mov lr, r1
mov r12, #0x0
mov r3, r2
add r1, sp, #0x0
mov r2, lr
strb r12, [sp, #0x0]
bl MATHi_CRC8Update
_020DDDF0: ; 0x020DDDF0
ldrb r0, [sp, #0x0]
add sp, sp, #0x4
ldmia sp!, {lr}
bx lr
arm_func_start MATHi_CRC32UpdateRev
MATHi_CRC32UpdateRev:
stmdb sp!, {r4,lr}
cmp r3, #0x0
ldr r4, [r1, #0x0]
mov lr, #0x0
bls _020DDE38
_020DDE14:
ldrb r12, [r2, #0x0]
add lr, lr, #0x1
cmp lr, r3
eor r12, r4, r12
and r12, r12, #0xff
ldr r12, [r0, r12, lsl #0x2]
add r2, r2, #0x1
eor r4, r12, r4, lsr #0x8
blo _020DDE14
_020DDE38:
str r4, [r1, #0x0]
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC32InitTableRev
MATHi_CRC32InitTableRev: ; 0x020DDE44
stmdb sp!, {r4,lr}
mov lr, #0x0
mov r3, lr
_020DDE50:
mov r4, lr
mov r12, r3
_020DDE58:
ands r2, r4, #0x1
eorne r4, r1, r4, lsr #0x1
add r12, r12, #0x1
moveq r4, r4, lsr #0x1
cmp r12, #0x8
blo _020DDE58
str r4, [r0, lr, lsl #0x2]
add lr, lr, #0x1
cmp lr, #0x100
blo _020DDE50
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC16UpdateRev
MATHi_CRC16UpdateRev: ; 0x020DDE88
stmdb sp!, {r4,lr}
cmp r3, #0x0
ldrh r4, [r1, #0x0]
mov lr, #0x0
bls _020DDEC4
_020DDE9C:
ldrb r12, [r2, #0x0]
add lr, lr, #0x1
cmp lr, r3
eor r12, r4, r12
and r12, r12, #0xff
mov r12, r12, lsl #0x1
ldrh r12, [r0, r12]
add r2, r2, #0x1
eor r4, r12, r4, lsr #0x8
blo _020DDE9C
_020DDEC4:
strh r4, [r1, #0x0]
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC16Update
MATHi_CRC16Update: ; 0x020DDED0
stmdb sp!, {r4,lr}
cmp r3, #0x0
ldrh r4, [r1, #0x0]
mov lr, #0x0
bls _020DDF0C
_020DDEE4:
ldrb r12, [r2, #0x0]
add lr, lr, #0x1
cmp lr, r3
eor r12, r12, r4, lsr #0x8
and r12, r12, #0xff
mov r12, r12, lsl #0x1
ldrh r12, [r0, r12]
add r2, r2, #0x1
eor r4, r12, r4, lsl #0x8
blo _020DDEE4
_020DDF0C:
strh r4, [r1, #0x0]
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC16InitTableRev
MATHi_CRC16InitTableRev: ; 0x020DDF18
stmdb sp!, {r4,lr}
mov lr, #0x0
mov r3, lr
_020DDF24:
mov r4, lr
mov r12, r3
_020DDF2C:
ands r2, r4, #0x1
eorne r4, r1, r4, lsr #0x1
add r12, r12, #0x1
moveq r4, r4, lsr #0x1
cmp r12, #0x8
blo _020DDF2C
mov r2, lr, lsl #0x1
add lr, lr, #0x1
strh r4, [r0, r2]
cmp lr, #0x100
blo _020DDF24
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC16InitTable
MATHi_CRC16InitTable: ; 0x020DDF60
stmdb sp!, {r4-r5,lr}
sub sp, sp, #0x4
mov r4, #0x0
mov r12, r4
mov r3, r4
_020DDF74:
mov r5, r12
mov lr, r3
_020DDF7C:
ands r2, r5, #0x8000
eorne r5, r1, r5, lsl #0x1
add lr, lr, #0x1
moveq r5, r5, lsl #0x1
cmp lr, #0x8
blo _020DDF7C
mov r2, r4, lsl #0x1
add r4, r4, #0x1
strh r5, [r0, r2]
cmp r4, #0x100
add r12, r12, #0x100
blo _020DDF74
add sp, sp, #0x4
ldmia sp!, {r4-r5,lr}
bx lr
arm_func_start MATHi_CRC8Update
MATHi_CRC8Update:
stmdb sp!, {r4,lr}
cmp r3, #0x0
ldrb r4, [r1, #0x0]
mov lr, #0x0
bls _020DDFEC
_020DDFCC:
ldrb r12, [r2, #0x0]
add lr, lr, #0x1
cmp lr, r3
eor r12, r4, r12
and r12, r12, #0xff
add r2, r2, #0x1
ldrb r4, [r0, r12]
blo _020DDFCC
_020DDFEC:
strb r4, [r1, #0x0]
ldmia sp!, {r4,lr}
bx lr
arm_func_start MATHi_CRC8InitTable
MATHi_CRC8InitTable: ; 0x020DDFF8
stmdb sp!, {r4,lr}
mov lr, #0x0
mov r3, lr
_020DE004:
mov r4, lr
mov r12, r3
_020DE00C:
ands r2, r4, #0x80
eorne r4, r1, r4, lsl #0x1
add r12, r12, #0x1
moveq r4, r4, lsl #0x1
cmp r12, #0x8
blo _020DE00C
strb r4, [r0, lr]
add lr, lr, #0x1
cmp lr, #0x100
blo _020DE004
ldmia sp!, {r4,lr}
bx lr
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