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ediacASM.s
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ediacASM.s
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.file "main.c"
.text
.globl bflag
.bss
.align 4
.type bflag, @object
.size bflag, 4
bflag:
.zero 4
.globl hflag
.align 4
.type hflag, @object
.size hflag, 4
hflag:
.zero 4
.globl tflag
.align 4
.type tflag, @object
.size tflag, 4
tflag:
.zero 4
.text
.globl filecheck
.type filecheck, @function
filecheck:
.LFB6:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $32, %rsp
movq %rdi, -24(%rbp)
movl $0, -4(%rbp)
movq -24(%rbp), %rax
movl $4, %esi
movq %rax, %rdi
call access@PLT
testl %eax, %eax
jne .L2
addl $4, -4(%rbp)
.L2:
movq -24(%rbp), %rax
movl $2, %esi
movq %rax, %rdi
call access@PLT
testl %eax, %eax
jne .L3
addl $2, -4(%rbp)
.L3:
movq -24(%rbp), %rax
movl $1, %esi
movq %rax, %rdi
call access@PLT
testl %eax, %eax
jne .L4
addl $1, -4(%rbp)
.L4:
movl -4(%rbp), %eax
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE6:
.size filecheck, .-filecheck
.section .rodata
.LC0:
.string "%c"
.LC1:
.string "clear"
.text
.globl tloop
.type tloop, @function
tloop:
.LFB7:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $48, %rsp
movq %rdi, -24(%rbp)
movl %esi, -28(%rbp)
movq %rdx, -40(%rbp)
cmpl $6, -28(%rbp)
jbe .L7
movl $0, -28(%rbp)
.L7:
call getchar@PLT
movb %al, -5(%rbp)
cmpb $104, -5(%rbp)
jne .L8
movl -28(%rbp), %edx
movq -40(%rbp), %rax
addq %rdx, %rax
movb $48, (%rax)
.L8:
cmpb $106, -5(%rbp)
jne .L9
movl -28(%rbp), %edx
movq -40(%rbp), %rax
addq %rdx, %rax
movb $49, (%rax)
.L9:
cmpb $107, -5(%rbp)
je .L14
addl $1, -28(%rbp)
cmpl $7, -28(%rbp)
jne .L12
movq -40(%rbp), %rax
movl $2, %edx
movl $0, %esi
movq %rax, %rdi
call strtol@PLT
movl %eax, -4(%rbp)
cmpl $127, -4(%rbp)
ja .L12
movl -4(%rbp), %edx
movq -24(%rbp), %rax
leaq .LC0(%rip), %rsi
movq %rax, %rdi
movl $0, %eax
call fprintf@PLT
.L12:
movl bflag(%rip), %eax
testl %eax, %eax
je .L13
leaq .LC1(%rip), %rdi
call system@PLT
.L13:
movq -40(%rbp), %rdx
movl -28(%rbp), %ecx
movq -24(%rbp), %rax
movl %ecx, %esi
movq %rax, %rdi
movl $0, %eax
call tloop
jmp .L6
.L14:
nop
.L6:
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE7:
.size tloop, .-tloop
.globl wloop
.type wloop, @function
wloop:
.LFB8:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $32, %rsp
movq %rdi, -24(%rbp)
call getchar@PLT
movb %al, -1(%rbp)
cmpb $104, -1(%rbp)
jne .L16
movq -24(%rbp), %rax
movq %rax, %rsi
movl $48, %edi
call fputc@PLT
.L16:
cmpb $106, -1(%rbp)
jne .L17
movq -24(%rbp), %rax
movq %rax, %rsi
movl $49, %edi
call fputc@PLT
.L17:
cmpb $107, -1(%rbp)
je .L21
movl bflag(%rip), %eax
testl %eax, %eax
je .L20
leaq .LC1(%rip), %rdi
call system@PLT
.L20:
movq -24(%rbp), %rax
movq %rax, %rdi
movl $0, %eax
call wloop
jmp .L15
.L21:
nop
.L15:
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE8:
.size wloop, .-wloop
.section .rodata
.align 8
.LC2:
.ascii "ediac stands for ed is a crutch,\n\rand looks towards the he"
.ascii "yday of \n\rENIAC and EDSAC, when men were \n\rmen and progr"
.ascii "ammers whispered \n\rswe"
.string "et nothings into the \n\rproverbial ears of machines \n\rbefore screwing the living \n\rdaylights out of them on the \n\rcold floor of the \n\rair-conditioned mainframe room. \n\rediac is obviously catered \n\rtowards the most elite \n\rprogrammers who write in binary.\n\n\r"
.align 8
.LC3:
.string "'h' for 0, 'j' for 1, 'k' to \n\rexit. Backspaces not supported.\n\n\r"
.align 8
.LC4:
.string "-b:\tbloat flag\n\n\rclears the screen after every \n\rkeypress. Although, this also \n\rrequires a system call, so tell \n\rme, which is more bloat?\n\n\r"
.align 8
.LC5:
.string "-h:\thelp flag\n\n\rprints this help message and \n\rexits with contempt.\n\n\r"
.align 8
.LC6:
.string "-t:\ttext flag\n\n\rallows less skilled people to \n\rtype text through binary ASCII\n\rinstead.\n\n\r"
.align 8
.LC7:
.string "Exiting with error code 1 \n\rbecause your need for help is \n\rthe biggest error.\n\n\r"
.text
.globl help
.type help, @function
help:
.LFB9:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
leaq .LC2(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC3(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC4(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC5(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC6(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC7(%rip), %rdi
movl $0, %eax
call printf@PLT
movl $1, %edi
call exit@PLT
.cfi_endproc
.LFE9:
.size help, .-help
.section .rodata
.LC8:
.string "ediac <filename> <flags>\n\n\r"
.align 8
.LC9:
.string "Type 'ediac dummy -h' if you \n\rreally need help.\n\n\r"
.align 8
.LC10:
.string "Exiting with error code 1 \n\rbecause your lack of knowledge \n\rabout ediac is an error.\n\n\r"
.text
.globl usage
.type usage, @function
usage:
.LFB10:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
leaq .LC8(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC9(%rip), %rdi
movl $0, %eax
call printf@PLT
leaq .LC10(%rip), %rdi
movl $0, %eax
call printf@PLT
movl $1, %edi
call exit@PLT
.cfi_endproc
.LFE10:
.size usage, .-usage
.section .rodata
.LC11:
.string "-b"
.LC12:
.string "-h"
.LC13:
.string "-t"
.LC14:
.string "\rfile:\t%s\n\r"
.LC15:
.string "perm:\t%d\n\r"
.LC16:
.string "a"
.LC17:
.string "cannot open file\n"
.LC18:
.string "/bin/stty raw"
.LC19:
.string "/bin/stty cooked"
.LC20:
.string "\n\r"
.text
.globl main
.type main, @function
main:
.LFB11:
.cfi_startproc
endbr64
pushq %rbp
.cfi_def_cfa_offset 16
.cfi_offset 6, -16
movq %rsp, %rbp
.cfi_def_cfa_register 6
subq $64, %rsp
movl %edi, -52(%rbp)
movq %rsi, -64(%rbp)
movl $2, -44(%rbp)
movl $2, -44(%rbp)
jmp .L25
.L30:
movl -44(%rbp), %eax
leaq 0(,%rax,8), %rdx
movq -64(%rbp), %rax
addq %rdx, %rax
movq (%rax), %rax
movq %rax, -8(%rbp)
movq -8(%rbp), %rax
leaq .LC11(%rip), %rsi
movq %rax, %rdi
call strcmp@PLT
testl %eax, %eax
jne .L26
movl $1, bflag(%rip)
jmp .L27
.L26:
movq -8(%rbp), %rax
leaq .LC12(%rip), %rsi
movq %rax, %rdi
call strcmp@PLT
testl %eax, %eax
jne .L28
movl $1, hflag(%rip)
jmp .L27
.L28:
movq -8(%rbp), %rax
leaq .LC13(%rip), %rsi
movq %rax, %rdi
call strcmp@PLT
testl %eax, %eax
jne .L29
movl $1, tflag(%rip)
jmp .L27
.L29:
movl $0, %eax
call usage
.L27:
addl $1, -44(%rbp)
.L25:
movl -52(%rbp), %eax
cmpl %eax, -44(%rbp)
jb .L30
movl hflag(%rip), %eax
testl %eax, %eax
je .L31
movl $0, %eax
call help
.L31:
movq -64(%rbp), %rax
movq 8(%rax), %rax
movq %rax, -32(%rbp)
movq -32(%rbp), %rax
movq %rax, %rsi
leaq .LC14(%rip), %rdi
movl $0, %eax
call printf@PLT
movq -32(%rbp), %rax
movq %rax, %rdi
movl $0, %eax
call filecheck
movl %eax, -40(%rbp)
movl -40(%rbp), %eax
movl %eax, %esi
leaq .LC15(%rip), %rdi
movl $0, %eax
call printf@PLT
movq -32(%rbp), %rax
leaq .LC16(%rip), %rsi
movq %rax, %rdi
call fopen@PLT
movq %rax, -24(%rbp)
cmpq $0, -24(%rbp)
jne .L32
leaq .LC17(%rip), %rdi
call perror@PLT
movl $1, %edi
call exit@PLT
.L32:
leaq .LC18(%rip), %rdi
call system@PLT
movl tflag(%rip), %eax
testl %eax, %eax
je .L33
movl $0, -36(%rbp)
movl $8, %edi
call malloc@PLT
movq %rax, -16(%rbp)
movq -16(%rbp), %rdx
movl -36(%rbp), %ecx
movq -24(%rbp), %rax
movl %ecx, %esi
movq %rax, %rdi
movl $0, %eax
call tloop
jmp .L34
.L33:
movq -24(%rbp), %rax
movq %rax, %rdi
movl $0, %eax
call wloop
.L34:
leaq .LC19(%rip), %rdi
call system@PLT
leaq .LC20(%rip), %rdi
movl $0, %eax
call printf@PLT
movl $0, %eax
leave
.cfi_def_cfa 7, 8
ret
.cfi_endproc
.LFE11:
.size main, .-main
.ident "GCC: (Ubuntu 9.3.0-10ubuntu2) 9.3.0"
.section .note.GNU-stack,"",@progbits
.section .note.gnu.property,"a"
.align 8
.long 1f - 0f
.long 4f - 1f
.long 5
0:
.string "GNU"
1:
.align 8
.long 0xc0000002
.long 3f - 2f
2:
.long 0x3
3:
.align 8
4: