392 lines
5.4 KiB
ArmAsm
392 lines
5.4 KiB
ArmAsm
.file 1 "muldiv.c"
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.set nobopt
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.text
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.align 2
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.globl sein
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.ent sein
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sein:
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.frame $sp,0,$31 # vars= 0, regs= 0/0, args= 0, gp= 0
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.mask 0x00000000,0
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.fmask 0x00000000,0
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li $2,-2147483648 # 0xffffffff80000000
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ori $4,$2,0x4
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ori $3,$2,0x8
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$L2:
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lbu $2,0($3)
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andi $2,$2,0x10
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beq $2,$0,$L2
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lbu $2,0($4)
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sll $2,$2,24
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.set noreorder
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.set nomacro
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j $31
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sra $2,$2,24
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.set macro
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.set reorder
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.end sein
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.align 2
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.globl saus
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.ent saus
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saus:
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.frame $sp,0,$31 # vars= 0, regs= 0/0, args= 0, gp= 0
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.mask 0x00000000,0
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.fmask 0x00000000,0
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li $2,-2147483648 # 0xffffffff80000000
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sll $4,$4,24
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sra $4,$4,24
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ori $5,$2,0x4
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ori $3,$2,0x8
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$L6:
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lbu $2,0($3)
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andi $2,$2,0x2
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bne $2,$0,$L6
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sb $4,0($5)
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j $31
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.end saus
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.align 2
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.globl sputs
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.ent sputs
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sputs:
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.frame $sp,32,$31 # vars= 0, regs= 3/0, args= 16, gp= 0
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.mask 0x80030000,-8
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.fmask 0x00000000,0
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addiu $sp,$sp,-32
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sw $17,20($sp)
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sw $16,16($sp)
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sw $31,24($sp)
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move $16,$4
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lb $4,0($4)
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.set noreorder
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.set nomacro
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j $L14
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move $17,$16
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.set macro
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.set reorder
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$L15:
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.set noreorder
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.set nomacro
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jal saus
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addiu $16,$16,1
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.set macro
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.set reorder
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lb $4,0($16)
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$L14:
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.set noreorder
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.set nomacro
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bne $4,$0,$L15
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subu $2,$16,$17
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.set macro
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.set reorder
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lw $31,24($sp)
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lw $17,20($sp)
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lw $16,16($sp)
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.set noreorder
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.set nomacro
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j $31
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addiu $sp,$sp,32
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.set macro
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.set reorder
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.end sputs
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.align 2
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.globl print_byte
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.ent print_byte
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print_byte:
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.frame $sp,32,$31 # vars= 0, regs= 3/0, args= 16, gp= 0
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.mask 0x80030000,-8
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.fmask 0x00000000,0
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addiu $sp,$sp,-32
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sw $16,16($sp)
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sll $16,$4,24
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sw $17,20($sp)
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sw $31,24($sp)
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sra $16,$16,24
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li $17,1 # 0x1
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sra $2,$16,4
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$L25:
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andi $5,$2,0xf
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sll $2,$16,4
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sll $16,$2,24
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sltu $3,$5,10
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addiu $17,$17,-1
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sra $16,$16,24
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.set noreorder
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.set nomacro
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bne $3,$0,$L21
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addiu $4,$5,48
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.set macro
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.set reorder
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addiu $4,$5,55
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$L21:
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jal saus
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.set noreorder
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.set nomacro
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bgez $17,$L25
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sra $2,$16,4
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.set macro
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.set reorder
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lw $31,24($sp)
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lw $17,20($sp)
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lw $16,16($sp)
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.set noreorder
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.set nomacro
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j $31
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addiu $sp,$sp,32
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.set macro
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.set reorder
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.end print_byte
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.align 2
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.globl print_word
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.ent print_word
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print_word:
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.frame $sp,32,$31 # vars= 0, regs= 3/0, args= 16, gp= 0
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.mask 0x80030000,-8
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.fmask 0x00000000,0
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addiu $sp,$sp,-32
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sw $17,20($sp)
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sw $16,16($sp)
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sw $31,24($sp)
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move $16,$4
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li $17,3 # 0x3
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$L30:
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sra $4,$16,24
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.set noreorder
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.set nomacro
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jal print_byte
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addiu $17,$17,-1
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.set macro
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.set reorder
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.set noreorder
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.set nomacro
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bgez $17,$L30
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sll $16,$16,8
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.set macro
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.set reorder
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lw $31,24($sp)
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lw $17,20($sp)
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lw $16,16($sp)
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.set noreorder
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.set nomacro
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j $31
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addiu $sp,$sp,32
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.set macro
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.set reorder
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.end print_word
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.section .rodata.str1.4,"aMS",@progbits,1
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.align 2
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$LC0:
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.ascii "MIPS R3000 CPU\r\n"
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.ascii "Mul/Div Test\r\n\000"
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.align 2
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$LC1:
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.ascii "Failed: \000"
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.align 2
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$LC2:
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.ascii "d*quot = \000"
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.align 2
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$LC3:
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.ascii "\r\n\000"
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.align 2
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$LC4:
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.ascii "Iteration \000"
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.align 2
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$LC5:
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.ascii ": Passed\r\n\000"
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.text
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.align 2
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.globl main
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.ent main
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main:
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.frame $sp,88,$31 # vars= 40, regs= 7/0, args= 16, gp= 0
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.mask 0x803f0000,-8
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.fmask 0x00000000,0
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lw $2,$LC0
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addiu $sp,$sp,-88
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sw $2,16($sp)
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lw $3,$LC0+4
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lw $2,$LC0+8
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sw $3,20($sp)
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sw $2,24($sp)
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lw $3,$LC0+12
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lw $2,$LC0+16
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sw $3,28($sp)
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sw $2,32($sp)
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lw $3,$LC0+20
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lw $2,$LC0+24
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sw $3,36($sp)
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sw $2,40($sp)
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lhu $3,$LC0+28
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lbu $2,$LC0+30
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li $5,-2147483648 # 0xffffffff80000000
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ori $6,$5,0x9
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sh $3,44($sp)
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sb $2,46($sp)
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ori $5,$5,0x8
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li $3,53
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li $2,85
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li $4,426770432 # 0x19700000
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sb $3,0($6)
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ori $4,$4,0x1031
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sb $2,0($5)
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sw $31,80($sp)
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sw $21,76($sp)
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sw $19,68($sp)
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sw $20,72($sp)
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sw $18,64($sp)
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sw $17,60($sp)
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.set noreorder
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.set nomacro
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jal srand
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sw $16,56($sp)
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.set macro
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.set reorder
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.set noreorder
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.set nomacro
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jal sputs
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addiu $4,$sp,16
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.set macro
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.set reorder
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move $21,$0
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addiu $19,$sp,48
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move $20,$0
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$L44:
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.set noreorder
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.set nomacro
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j $L43
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li $18,1 # 0x1
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.set macro
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.set reorder
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$L51:
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beq $3,$0,$L50
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$L43:
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.set noreorder
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.set nomacro
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jal rand
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addiu $18,$18,1
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.set macro
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.set reorder
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sll $3,$2,16
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sll $2,$2,8
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.set noreorder
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.set nomacro
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jal rand
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xor $16,$2,$3
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.set macro
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.set reorder
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.set noreorder
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.set nomacro
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jal rand
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xor $17,$2,$16
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.set macro
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.set reorder
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sll $3,$2,16
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sll $2,$2,8
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.set noreorder
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.set nomacro
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jal rand
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xor $16,$2,$3
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.set macro
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.set reorder
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xor $16,$2,$16
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move $6,$16
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move $4,$19
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.set noreorder
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.set nomacro
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jal div
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move $5,$17
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.set macro
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.set reorder
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lw $2,48($sp)
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mult $2,$16
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lw $2,52($sp)
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mflo $16
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addu $2,$2,$16
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.set noreorder
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.set nomacro
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beq $2,$17,$L51
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slt $3,$18,1000
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.set macro
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.set reorder
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la $4,$LC1
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jal sputs
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la $4,$LC2
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jal sputs
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.set noreorder
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.set nomacro
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jal print_word
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move $4,$16
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.set macro
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.set reorder
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la $4,$LC3
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jal sputs
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lw $31,80($sp)
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lw $21,76($sp)
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lw $20,72($sp)
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lw $19,68($sp)
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lw $18,64($sp)
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lw $17,60($sp)
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lw $16,56($sp)
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li $2,-1 # 0xffffffffffffffff
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.set noreorder
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.set nomacro
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j $31
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addiu $sp,$sp,88
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.set macro
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.set reorder
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$L50:
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addiu $20,$20,1
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slt $2,$20,1000
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bne $2,$0,$L44
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la $4,$LC4
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.set noreorder
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.set nomacro
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jal sputs
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move $20,$0
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.set macro
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.set reorder
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.set noreorder
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.set nomacro
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jal print_word
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move $4,$21
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.set macro
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.set reorder
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la $4,$LC5
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.set noreorder
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.set nomacro
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jal sputs
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addiu $21,$21,1
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.set macro
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.set reorder
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.set noreorder
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.set nomacro
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j $L43
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li $18,1 # 0x1
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.set macro
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.set reorder
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.end main
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