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boot.s
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// assembler directives
.set noat // allow manual use of $at
.set noreorder // don't insert nops after branches
#include "macros.inc"
.equ EXCEPTION_TLB_MISS, 0x80000000
.equ SP_DMEM, 0xA4000000
.equ SP_IMEM, 0xA4001000
.equ MI_MODE_REG, 0xA4300000
.equ RI_MODE_REG, 0xA4700000
#ifdef VERSION_CN
.macro cn_li a b
li \a, \b
.endm
#else
.macro cn_li a b
lui \a, %hi(\b)
addiu \a, \a, %lo(\b)
.endm
#endif
// 0xA0000000-0xBFFFFFFF: KSEG1 direct map non-cache mirror of 0x00000000
// 0xA4000000-0xA4000FFF: RSP DMEM
// 0xA4000000-0xA400003F: ROM header
.section .text, "ax"
// 0xA4000040-0xA4000B6F: IPL3
// IPL3 entry point jumped to from IPL2
glabel ipl3_entry // 0xA4000040
mtc0 $zero, $13
mtc0 $zero, $9
mtc0 $zero, $11
cn_li $t0, RI_MODE_REG
lw $t1, 0xc($t0)
bnez $t1, .LA4000410
nop
addiu $sp, $sp, -0x18
sw $s3, ($sp)
sw $s4, 4($sp)
sw $s5, 8($sp)
sw $s6, 0xc($sp)
sw $s7, 0x10($sp)
cn_li $t0, RI_MODE_REG
lui $t2, (0xa3f80000 >> 16)
lui $t3, (0xa3f00000 >> 16)
cn_li $t4, MI_MODE_REG
ori $t1, $zero, 64
sw $t1, 4($t0)
li $s1, 8000
.LA400009C:
nop
addi $s1, $s1, -1
bnez $s1, .LA400009C
nop
sw $zero, 8($t0)
ori $t1, $zero, 20
sw $t1, 0xc($t0)
sw $zero, ($t0)
li $s1, 4
.LA40000C0:
nop
addi $s1, $s1, -1
bnez $s1, .LA40000C0
nop
ori $t1, $zero, 14
sw $t1, ($t0)
li $s1, 32
.LA40000DC:
addi $s1, $s1, -1
bnez $s1, .LA40000DC
ori $t1, $zero, 271
sw $t1, ($t4)
lui $t1, (0x18082838 >> 16)
ori $t1, (0x18082838 & 0xFFFF)
sw $t1, 0x8($t2)
sw $zero, 0x14($t2)
lui $t1, 0x8000
sw $t1, 0x4($t2)
move $t5, $zero
move $t6, $zero
lui $t7, (0xA3F00000 >> 16)
move $t8, $zero
lui $t9, (0xA3F00000 >> 16)
lui $s6, (0xA0000000 >> 16)
move $s7, $zero
lui $a2, (0xA3F00000 >> 16)
lui $a3, (0xA0000000 >> 16)
move $s2, $zero
lui $s4, (0xA0000000 >> 16)
addiu $sp, $sp, -0x48
move $fp, $sp
lui $s0, %hi(MI_VERSION_REG)
lw $s0, %lo(MI_VERSION_REG)($s0)
cn_li $s1, 0x01010101
bne $s0, $s1, .LA4000160
nop
li $s0, 512
ori $s1, $t3, 0x4000
b .LA4000168
nop
.LA4000160:
li $s0, 1024
ori $s1, $t3, 0x8000
.LA4000168:
sw $t6, 4($s1)
addiu $s5, $t7, 0xc
jal func_A4000778
nop
beqz $v0, .LA400025C
nop
sw $v0, ($sp)
li $t1, 8192
sw $t1, ($t4)
lw $t3, ($t7)
lui $t0, 0xf0ff
and $t3, $t3, $t0
sw $t3, 4($sp)
addi $sp, $sp, 8
li $t1, 4096
sw $t1, ($t4)
lui $t0, 0xb019
bne $t3, $t0, .LA40001E0
nop
lui $t0, 0x800
add $t8, $t8, $t0
add $t9, $t9, $s0
add $t9, $t9, $s0
lui $t0, 0x20
add $s6, $s6, $t0
add $s4, $s4, $t0
sll $s2, $s2, 1
addi $s2, $s2, 1
b .LA40001E8
nop
.LA40001E0:
lui $t0, 0x10
add $s4, $s4, $t0
.LA40001E8:
li $t0, 8192
sw $t0, ($t4)
lw $t1, 0x24($t7)
lw $k0, ($t7)
li $t0, 4096
sw $t0, ($t4)
andi $t1, $t1, 0xffff
li $t0, 1280
bne $t1, $t0, .LA4000230
nop
lui $k1, 0x100
and $k0, $k0, $k1
bnez $k0, .LA4000230
nop
lui $t0, (0x101C0A04 >> 16)
ori $t0, (0x101C0A04 & 0xFFFF)
sw $t0, 0x18($t7)
b .LA400023C
.LA4000230:
lui $t0, (0x080C1204 >> 16)
ori $t0, (0x080C1204 & 0xFFFF)
sw $t0, 0x18($t7)
.LA400023C:
lui $t0, 0x800
add $t6, $t6, $t0
add $t7, $t7, $s0
add $t7, $t7, $s0
addiu $t5, $t5, 1
sltiu $t0, $t5, 8
bnez $t0, .LA4000168
nop
.LA400025C:
#ifdef VERSION_CN
li $t0, 0xc0000000
#else
li $t0, 0xc4000000
#endif
sw $t0, 0xc($t2)
li $t0, 0x80000000
sw $t0, 0x4($t2)
move $sp, $fp
move $v1, $zero
.LA4000274:
lw $t1, 4($sp)
lui $t0, 0xb009
bne $t1, $t0, .LA40002D8
nop
sw $t8, 4($s1)
addiu $s5, $t9, 0xc
lw $a0, ($sp)
addi $sp, $sp, 8
li $a1, 1
jal func_A4000A40
nop
lw $t0, ($s6)
lui $t0, 8
add $t0, $t0, $s6
lw $t1, ($t0)
lw $t0, ($s6)
lui $t0, 8
add $t0, $t0, $s6
lw $t1, ($t0)
lui $t0, 0x400
add $t6, $t6, $t0
add $t9, $t9, $s0
lui $t0, 0x10
add $s6, $s6, $t0
b .LA400035C
.LA40002D8:
sw $s7, 4($s1)
addiu $s5, $a2, 0xc
lw $a0, ($sp)
addi $sp, $sp, 8
li $a1, 1
jal func_A4000A40
nop
lw $t0, ($a3)
lui $t0, 8
add $t0, $t0, $a3
lw $t1, ($t0)
lui $t0, 0x10
add $t0, $t0, $a3
lw $t1, ($t0)
lui $t0, 0x18
add $t0, $t0, $a3
lw $t1, ($t0)
lw $t0, ($a3)
lui $t0, 8
add $t0, $t0, $a3
lw $t1, ($t0)
lui $t0, 0x10
add $t0, $t0, $a3
lw $t1, ($t0)
lui $t0, 0x18
add $t0, $t0, $a3
lw $t1, ($t0)
lui $t0, 0x800
add $s7, $s7, $t0
add $a2, $a2, $s0
add $a2, $a2, $s0
lui $t0, 0x20
add $a3, $a3, $t0
.LA400035C:
addiu $v1, $v1, 1
slt $t0, $v1, $t5
bnez $t0, .LA4000274
nop
lui $t2, %hi(RI_REFRESH_REG)
sll $s2, $s2, 0x13
lui $t1, (0x00063634 >> 16)
ori $t1, (0x00063634 & 0xFFFF)
or $t1, $t1, $s2
sw $t1, %lo(RI_REFRESH_REG)($t2)
lw $t1, %lo(RI_REFRESH_REG)($t2)
lui $t0, (0xA0000300 >> 16)
ori $t0, (0xA0000300 & 0xFFFF)
lui $t1, (0x0FFFFFFF >> 16)
ori $t1, (0x0FFFFFFF & 0xFFFF)
and $s6, $s6, $t1
sw $s6, 0x18($t0)
move $sp, $fp
addiu $sp, $sp, 0x48
lw $s3, ($sp)
lw $s4, 4($sp)
lw $s5, 8($sp)
lw $s6, 0xc($sp)
lw $s7, 0x10($sp)
addiu $sp, $sp, 0x18
cn_li $t0, EXCEPTION_TLB_MISS
addiu $t1, $t0, 0x4000
addiu $t1, $t1, -0x20
mtc0 $zero, $28
mtc0 $zero, $29
.LA40003D8:
cache 8, ($t0)
sltu $at, $t0, $t1
bnez $at, .LA40003D8
addiu $t0, $t0, 0x20
cn_li $t0, EXCEPTION_TLB_MISS
addiu $t1, $t0, 0x2000
addiu $t1, $t1, -0x10
.LA40003F8:
cache 9, ($t0)
sltu $at, $t0, $t1
bnez $at, .LA40003F8
addiu $t0, $t0, 0x10
b .LA4000458
nop
.LA4000410:
cn_li $t0, EXCEPTION_TLB_MISS
addiu $t1, $t0, 0x4000
addiu $t1, $t1, -0x20
mtc0 $zero, $28
mtc0 $zero, $29
.LA4000428:
cache 8, ($t0)
sltu $at, $t0, $t1
bnez $at, .LA4000428
addiu $t0, $t0, 0x20
cn_li $t0, EXCEPTION_TLB_MISS
addiu $t1, $t0, 0x2000
addiu $t1, $t1, -0x10
.LA4000448:
cache 1, ($t0)
sltu $at, $t0, $t1
bnez $at, .LA4000448
addiu $t0, $t0, 0x10
.LA4000458:
#ifdef VERSION_CN
la $t0, D_CN_0400049C
lui $t1, 0xf
ori $t1, $t1, 0xffff
and $t0, $t0, $t1
lui $t2, 0xa400
lui $t3, 0xfff0
and $t2, $t2, $t3
or $t0, $t0, $t2
la $t3, D_CN_0400074C
and $t3, $t3, $t1
or $t3, $t3, $t2
lui $t1, 0xa000
.LA4000474:
lw $t5, ($t0)
sw $t5, ($t1)
addiu $t0, $t0, 4
addiu $t1, $t1, 4
sltu $at, $t0, $t3
bnez $at, .LA4000474
nop
lui $t4, 0x8000
jr $t4
nop
lui $t3, 0xb000
lui $t2, 0x1fff
ori $t2, $t2, 0xffff
lw $t1, 8($t3)
and $t1, $t1, $t2
lui $at, 0xa460
sw $t1, ($at)
.LA40004B8:
lui $t0, 0xa460
lw $t0, 0x10($t0)
andi $t0, $t0, 2
bnez $t0, .LA40004B8
nop
#else
cn_li $t2, SP_DMEM
lui $t3, 0xfff0
lui $t1, 0x0010
and $t2, $t2, $t3
lui $t0, %hi(SP_DMEM_UNK0)
addiu $t1, -1
lui $t3, %hi(SP_DMEM_UNK1)
addiu $t0, %lo(SP_DMEM_UNK0)
addiu $t3, %lo(SP_DMEM_UNK1)
and $t0, $t0, $t1
and $t3, $t3, $t1
lui $t1, 0xa000
or $t0, $t0, $t2
or $t3, $t3, $t2
addiu $t1, $t1, 0
.LA4000498:
lw $t5, ($t0)
addiu $t0, $t0, 4
sltu $at, $t0, $t3
addiu $t1, $t1, 4
bnez $at, .LA4000498
sw $t5, -4($t1)
cn_li $t4, EXCEPTION_TLB_MISS
jr $t4
nop
lui $t3, %hi(D_B0000008)
lw $t1, %lo(D_B0000008)($t3)
lui $t2, (0x1FFFFFFF >> 16)
ori $t2, (0x1FFFFFFF & 0xFFFF)
lui $at, %hi(PI_DRAM_ADDR_REG)
and $t1, $t1, $t2
sw $t1, %lo(PI_DRAM_ADDR_REG)($at)
lui $t0, %hi(PI_STATUS_REG)
.LA40004D0:
lw $t0, %lo(PI_STATUS_REG)($t0)
andi $t0, $t0, 2
bnezl $t0, .LA40004D0
lui $t0, %hi(PI_STATUS_REG)
#endif
li $t0, 0x1000
add $t0, $t0, $t3
and $t0, $t0, $t2
lui $at, %hi(PI_CART_ADDR_REG)
sw $t0, %lo(PI_CART_ADDR_REG)($at)
cn_li $t2, 0x000FFFFF
lui $at, %hi(PI_WR_LEN_REG)
sw $t2, %lo(PI_WR_LEN_REG)($at)
.LA4000514:
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
lui $t3, %hi(PI_STATUS_REG)
lw $t3, %lo(PI_STATUS_REG)($t3)
andi $t3, $t3, 0x1
bnez $t3, .LA4000514
nop
#ifdef VERSION_CN
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
nop
#endif
#ifdef VERSION_CN
lui $t1, %hi(SP_PC)
lw $t1, %lo(SP_PC)($t1)
beqz $t1, .LA4000698
nop
addiu $t2, $zero, 0x41
lui $at, %hi(SP_STATUS_REG)
sw $t2, %lo(SP_STATUS_REG)($at)
lui $at, %hi(SP_PC)
sw $zero, %lo(SP_PC)($at)
.LA4000698:
li $t3, 0x00AAAAAE
lui $at, %hi(SP_STATUS_REG)
sw $t3, %lo(SP_STATUS_REG)($at)
li $t0, 1365
lui $at, %hi(MI_INTR_MASK_REG)
sw $t0, %lo(MI_INTR_MASK_REG)($at)
lui $at, %hi(SI_STATUS_REG)
sw $zero, %lo(SI_STATUS_REG)($at)
lui $at, %hi(AI_STATUS_REG)
sw $zero, %lo(AI_STATUS_REG)($at)
li $t1, 2048
lui $at, %hi(MI_MODE_REG)
sw $t1, %lo(MI_MODE_REG)($at)
li $t1, 2
lui $at, %hi(PI_STATUS_REG)
sw $t1, %lo(PI_STATUS_REG)($at)
lui $t0, (0xA0000300 >> 16)
ori $t0, (0xA0000300 & 0xFFFF)
sw $s4, ($t0)
sw $s3, 4($t0)
#else
lui $t3, %hi(D_B0000008)
lw $a0, %lo(D_B0000008)($t3)
move $a1, $s6
lui $at, (0x5D588B65 >> 16)
ori $at, (0x5D588B65 & 0xFFFF)
multu $a1, $at
addiu $sp, $sp, -0x20
sw $ra, 0x1c($sp)
sw $s0, 0x14($sp)
lui $ra, 0x10
move $v1, $zero
move $t0, $zero
move $t1, $a0
li $t5, 32
mflo $v0
addiu $v0, $v0, 1
move $a3, $v0
move $t2, $v0
move $t3, $v0
move $s0, $v0
move $a2, $v0
move $t4, $v0
.LA40005F0:
lw $v0, ($t1)
addu $v1, $a3, $v0
sltu $at, $v1, $a3
beqz $at, .LA4000608
move $a1, $v1
addiu $t2, $t2, 1
.LA4000608:
andi $v1, $v0, 0x1f
subu $t7, $t5, $v1
srlv $t8, $v0, $t7
sllv $t6, $v0, $v1
or $a0, $t6, $t8
sltu $at, $a2, $v0
move $a3, $a1
xor $t3, $t3, $v0
beqz $at, .LA400063C
addu $s0, $s0, $a0
xor $t9, $a3, $v0
b .LA4000640
xor $a2, $t9, $a2
.LA400063C:
xor $a2, $a2, $a0
.LA4000640:
addiu $t0, $t0, 4
xor $t7, $v0, $s0
addiu $t1, $t1, 4
bne $t0, $ra, .LA40005F0
addu $t4, $t7, $t4
xor $t6, $a3, $t2
xor $a3, $t6, $t3
xor $t8, $s0, $a2
xor $s0, $t8, $t4
lui $t3, %hi(D_B0000010)
lw $t0, %lo(D_B0000010)($t3)
bne $a3, $t0, halt
nop
lw $t0, %lo(D_B0000014)($t3)
bne $s0, $t0, halt
nop
bal func_A4000690
nop
halt:
bal halt
nop
func_A4000690:
lui $t1, %hi(SP_PC)
lw $t1, %lo(SP_PC)($t1)
lw $s0, 0x14($sp)
lw $ra, 0x1c($sp)
beqz $t1, .LA40006BC
addiu $sp, $sp, 0x20
li $t2, 65
lui $at, %hi(SP_STATUS_REG)
sw $t2, %lo(SP_STATUS_REG)($at)
lui $at, %hi(SP_PC)
sw $zero, %lo(SP_PC)($at)
.LA40006BC:
li $t3, 0x00AAAAAE
lui $at, %hi(SP_STATUS_REG)
sw $t3, %lo(SP_STATUS_REG)($at)
lui $at, %hi(MI_INTR_MASK_REG)
li $t0, 1365
sw $t0, %lo(MI_INTR_MASK_REG)($at)
lui $at, %hi(SI_STATUS_REG)
sw $zero, %lo(SI_STATUS_REG)($at)
lui $at, %hi(AI_STATUS_REG)
sw $zero, %lo(AI_STATUS_REG)($at)
lui $at, %hi(MI_MODE_REG)
li $t1, 2048
sw $t1, %lo(MI_MODE_REG)($at)
li $t1, 2
lui $at, %hi(PI_STATUS_REG)
lui $t0, (0xA0000300 >> 16)
ori $t0, (0xA0000300 & 0xFFFF)
sw $t1, %lo(PI_STATUS_REG)($at)
sw $s7, 0x14($t0)
#endif
sw $s5, 0xc($t0)
#ifdef VERSION_CN
beqz $s3, .LA4000728
sw $s7, 0x14($t0)
b .LA4000730
lui $t1, 0xa600
#else
sw $s3, 0x4($t0)
beqz $s3, .LA4000728
sw $s4, ($t0)
lui $t1, 0xa600
b .LA4000730
addiu $t1, $t1, 0
#endif
.LA4000728:
cn_li $t1, 0xb0000000
.LA4000730:
sw $t1, 0x8($t0)
cn_li $t0, SP_DMEM
addi $t1, $t0, 0x1000
#ifdef VERSION_CN
.LA4000710:
sw $zero, ($t0)
addiu $t0, $t0, 4
bne $t0, $t1, .LA4000710
nop
#else
.LA4000740:
addiu $t0, $t0, 4
bne $t0, $t1, .LA4000740
sw $zero, -4($t0)
#endif
cn_li $t0, SP_IMEM
addi $t1, $t0, 0x1000
#ifdef VERSION_CN
.LA400072C:
sw $zero, ($t0)
addiu $t0, $t0, 4
bne $t0, $t1, .LA400072C
nop
#else
.LA4000758:
addiu $t0, $t0, 4
bne $t0, $t1, .LA4000758
sw $zero, -4($t0)
#endif
lui $t3, %hi(D_B0000008)
lw $t1, %lo(D_B0000008)($t3)
jr $t1
nop
nop
func_A4000778:
addiu $sp, $sp, -0xa0
#ifndef VERSION_CN
sw $s0, 0x40($sp)
sw $s1, 0x44($sp)
move $s1, $zero
move $s0, $zero
#endif
sw $v0, ($sp)
sw $v1, 4($sp)
sw $a0, 8($sp)
sw $a1, 0xc($sp)
sw $a2, 0x10($sp)
sw $a3, 0x14($sp)
sw $t0, 0x18($sp)
sw $t1, 0x1c($sp)
sw $t2, 0x20($sp)
sw $t3, 0x24($sp)
sw $t4, 0x28($sp)
sw $t5, 0x2c($sp)
sw $t6, 0x30($sp)
sw $t7, 0x34($sp)
sw $t8, 0x38($sp)
sw $t9, 0x3c($sp)
#ifdef VERSION_CN
sw $s0, 0x40($sp)
sw $s1, 0x44($sp)
#endif
sw $s2, 0x48($sp)
sw $s3, 0x4c($sp)
sw $s4, 0x50($sp)
sw $s5, 0x54($sp)
sw $s6, 0x58($sp)
sw $s7, 0x5c($sp)
sw $fp, 0x60($sp)
sw $ra, 0x64($sp)
#ifdef VERSION_CN
move $s0, $zero
move $s1, $zero
#endif
.LA40007EC:
jal func_A4000880
nop
addiu $s0, $s0, 1
#ifdef VERSION_CN
addu $s1, $s1, $v0
#endif
slti $t1, $s0, 4
bnez $t1, .LA40007EC
#ifdef VERSION_CN
nop
#else
addu $s1, $s1, $v0
#endif
srl $a0, $s1, 2
jal func_A4000A40
li $a1, 1
#ifdef VERSION_CN
srl $v0, $s1, 2
#else
lw $ra, 0x64($sp)
srl $v0, $s1, 2
lw $s1, 0x44($sp)
#endif
lw $v1, 4($sp)
lw $a0, 8($sp)
lw $a1, 0xc($sp)
lw $a2, 0x10($sp)
lw $a3, 0x14($sp)
lw $t0, 0x18($sp)
lw $t1, 0x1c($sp)
lw $t2, 0x20($sp)
lw $t3, 0x24($sp)
lw $t4, 0x28($sp)
lw $t5, 0x2c($sp)
lw $t6, 0x30($sp)
lw $t7, 0x34($sp)
lw $t8, 0x38($sp)
lw $t9, 0x3c($sp)
lw $s0, 0x40($sp)
#ifdef VERSION_CN
lw $s1, 0x44($sp)
#endif
lw $s2, 0x48($sp)
lw $s3, 0x4c($sp)
lw $s4, 0x50($sp)
lw $s5, 0x54($sp)
lw $s6, 0x58($sp)
lw $s7, 0x5c($sp)
lw $fp, 0x60($sp)
#ifdef VERSION_CN
lw $ra, 0x64($sp)
#endif
jr $ra
addiu $sp, $sp, 0xa0
func_A4000880:
addiu $sp, $sp, -0x20
sw $ra, 0x1c($sp)
move $t1, $zero
move $t3, $zero
move $t4, $zero
.LA4000894:
slti $k0, $t4, 0x40
#ifdef VERSION_CN
beqz $k0, .LA40008D4
nop
#else
beql $k0, $zero, .LA40008FC
move $v0, $zero
#endif
jal func_A400090C
move $a0, $t4
#ifdef VERSION_CN
blez $v0, .LA40008CC
nop
#else
blezl $v0, .LA40008CC
slti $k0, $t1, 0x50
#endif
subu $k0, $v0, $t1
multu $k0, $t4
#ifndef VERSION_CN
move $t1, $v0
#endif
mflo $k0
addu $t3, $t3, $k0
#ifdef VERSION_CN
move $t1, $v0
#else
nop
slti $k0, $t1, 0x50
#endif
.LA40008CC:
#ifdef VERSION_CN
addiu $t4, $t4, 1
slti $k0, $t1, 0x50
#endif
bnez $k0, .LA4000894
#ifdef VERSION_CN
nop
#else
addiu $t4, $t4, 1
#endif
sll $a0, $t3, 2
subu $a0, $a0, $t3
sll $a0, $a0, 2
subu $a0, $a0, $t3
sll $a0, $a0, 1
jal func_A4000980
addiu $a0, $a0, -0x370
#ifdef VERSION_CN
b .LA40008FC
nop
.LA40008D4:
move $v0, $zero
#else
b .LA4000900
lw $ra, 0x1c($sp)
move $v0, $zero
#endif
.LA40008FC:
lw $ra, 0x1c($sp)
.LA4000900:
#ifdef VERSION_CN
jr $ra
addiu $sp, $sp, 0x20
#else
addiu $sp, $sp, 0x20
jr $ra
nop
#endif
func_A400090C:
addiu $sp, $sp, -0x28
sw $ra, 0x1c($sp)
move $v0, $zero
jal func_A4000A40
li $a1, 2
move $fp, $zero
.LA40008FC_cn:
li $k0, -1
#ifdef VERSION_CN
sw $k0, ($s4)
sw $k0, ($s4)
sw $k0, 4($s4)
lw $v1, 4($s4)
srl $v1, $v1, 0x10
move $gp, $zero
#else
.LA4000928:
sw $k0, 4($s4)
lw $v1, 4($s4)
sw $k0, ($s4)
sw $k0, ($s4)
move $gp, $zero
srl $v1, $v1, 0x10
#endif
.LA4000940:
andi $k0, $v1, 1
#ifdef VERSION_CN
beqz $k0, .LA4000928_cn
nop
#else
beql $k0, $zero, .LA4000954
addiu $gp, $gp, 1
#endif
addiu $v0, $v0, 1
#ifdef VERSION_CN
.LA4000928_cn:
srl $v1, $v1, 1
#endif
addiu $gp, $gp, 1
.LA4000954:
slti $k0, $gp, 8
bnez $k0, .LA4000940
#ifdef VERSION_CN
nop
#else
srl $v1, $v1, 1
#endif
addiu $fp, $fp, 1
slti $k0, $fp, 0xa
#ifdef VERSION_CN
bnez $k0, .LA40008FC_cn
nop
lw $ra, 0x1c($sp)
jr $ra
addiu $sp, $sp, 0x28
#else
bnezl $k0, .LA4000928
li $k0, -1
lw $ra, 0x1c($sp)
addiu $sp, $sp, 0x28
jr $ra
nop
#endif
func_A4000980:
addiu $sp, $sp, -0x28
sw $ra, 0x1c($sp)
sw $a0, 0x20($sp)
#ifndef VERSION_CN
sb $zero, 0x27($sp)
#endif
move $t0, $zero
move $t2, $zero
li $t5, 51200
#ifdef VERSION_CN
sb $zero, 0x27($sp)
#endif
move $t6, $zero
#ifdef VERSION_CN
.LA4000978:
#endif
slti $k0, $t6, 0x40
.LA40009A4:
#ifdef VERSION_CN
bnez $k0, .LA400098C_cn
nop
#else
bnezl $k0, .LA40009B8
move $a0, $t6
#endif
b .LA4000A30
move $v0, $zero
#ifdef VERSION_CN
.LA400098C_cn:
#endif
move $a0, $t6
#ifndef VERSION_CN
.LA40009B8:
#endif
jal func_A4000A40
li $a1, 1
jal func_A4000AD0
addiu $a0, $sp, 0x27
jal func_A4000AD0
addiu $a0, $sp, 0x27
lbu $k0, 0x27($sp)
li $k1, 800
#ifdef VERSION_CN
multu $k0, $k1
mflo $t0
lw $a0, 0x20($sp)
subu $k0, $t0, $a0
bgez $k0, .LA40009CC
nop
subu $k0, $a0, $t0
.LA40009CC:
slt $k1, $k0, $t5
beqz $k1, .LA40009E0
nop
move $t5, $k0
move $t2, $t6
.LA40009E0:
lw $a0, 0x20($sp)
slt $k1, $t0, $a0
beqz $k1, .LA4000A00
nop
addiu $t6, $t6, 1
slti $k1, $t6, 0x41
bnez $k1, .LA4000978
nop
.LA4000A00:
addu $v0, $t2, $t6
srl $v0, $v0, 1
.LA4000A30:
lw $ra, 0x1c($sp)
jr $ra
addiu $sp, $sp, 0x28
#else
lw $a0, 0x20($sp)
multu $k0, $k1
mflo $t0
subu $k0, $t0, $a0
bgezl $k0, .LA40009F8