113 lines
2.0 KiB
ArmAsm
113 lines
2.0 KiB
ArmAsm
.file "boundscheck.c"
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.text
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.section .rodata
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.align 8
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.LC0:
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.string "You are trying to access memory that isn't yours."
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.text
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.globl BoundsError
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.type BoundsError, @function
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BoundsError:
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.LFB6:
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.cfi_startproc
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pushq %rbp
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.cfi_def_cfa_offset 16
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.cfi_offset 6, -16
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movq %rsp, %rbp
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.cfi_def_cfa_register 6
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subq $16, %rsp
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movl %edi, -4(%rbp)
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leaq .LC0(%rip), %rax
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movq %rax, %rdi
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call puts@PLT
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movl $1, %edi
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call exit@PLT
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.cfi_endproc
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.LFE6:
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.size BoundsError, .-BoundsError
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.globl BoundsCheck
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.type BoundsCheck, @function
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BoundsCheck:
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.LFB7:
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.cfi_startproc
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pushq %rbp
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.cfi_def_cfa_offset 16
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.cfi_offset 6, -16
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movq %rsp, %rbp
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.cfi_def_cfa_register 6
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subq $240, %rsp
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movl %edi, -228(%rbp)
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movq %rsi, -240(%rbp)
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movq %rdx, -160(%rbp)
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movq %rcx, -152(%rbp)
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movq %r8, -144(%rbp)
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movq %r9, -136(%rbp)
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testb %al, %al
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je .L3
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movaps %xmm0, -128(%rbp)
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movaps %xmm1, -112(%rbp)
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movaps %xmm2, -96(%rbp)
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movaps %xmm3, -80(%rbp)
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movaps %xmm4, -64(%rbp)
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movaps %xmm5, -48(%rbp)
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movaps %xmm6, -32(%rbp)
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movaps %xmm7, -16(%rbp)
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.L3:
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movq %fs:40, %rax
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movq %rax, -184(%rbp)
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xorl %eax, %eax
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movl $16, -208(%rbp)
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movl $48, -204(%rbp)
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leaq 16(%rbp), %rax
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movq %rax, -200(%rbp)
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leaq -176(%rbp), %rax
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movq %rax, -192(%rbp)
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movl $0, -212(%rbp)
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jmp .L4
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.L8:
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subl $1, -228(%rbp)
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movl -208(%rbp), %eax
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cmpl $47, %eax
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ja .L5
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movq -192(%rbp), %rax
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movl -208(%rbp), %edx
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movl %edx, %edx
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addq %rdx, %rax
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movl -208(%rbp), %edx
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addl $8, %edx
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movl %edx, -208(%rbp)
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jmp .L6
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.L5:
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movq -200(%rbp), %rax
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leaq 8(%rax), %rdx
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movq %rdx, -200(%rbp)
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.L6:
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movl (%rax), %eax
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movl %eax, -212(%rbp)
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movq -240(%rbp), %rax
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movl (%rax), %eax
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cmpl %eax, -212(%rbp)
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jle .L7
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movl -212(%rbp), %eax
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movl %eax, %edi
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call BoundsError
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.L7:
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addq $4, -240(%rbp)
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.L4:
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cmpl $0, -228(%rbp)
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jne .L8
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nop
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movq -184(%rbp), %rax
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subq %fs:40, %rax
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je .L9
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call __stack_chk_fail@PLT
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.L9:
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leave
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.cfi_def_cfa 7, 8
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ret
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.cfi_endproc
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.LFE7:
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.size BoundsCheck, .-BoundsCheck
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.ident "GCC: (GNU) 14.2.1 20250207"
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.section .note.GNU-stack,"",@progbits
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