did some things idk
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5 changed files with 124 additions and 19 deletions
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@ -21,4 +21,4 @@ add_executable(length length.asm)
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add_executable(yes yes.asm)
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add_executable(case case.asm)
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add_executable(diff diff.asm)
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add_executable(3x+1 3x+1.asm)
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#add_executable(3x+1 3x+1.asm)
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82
inc/atoi_func.inc
Normal file
82
inc/atoi_func.inc
Normal file
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@ -0,0 +1,82 @@
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%include "../inc/length_func.inc"
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atoi_func:
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mov r8, rdi
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mov r8, text ;loop setup
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xor r9, r9
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_loopasd23:
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mov r9b, [r8]
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cmp r9, 0 ;check and see if we have reached the end of the string
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jz _exitloopasd12
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sub r9, 48
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mov [r8], r9b
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inc r8
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jmp _loopasd23
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_exitloopasd12:
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call length_func
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mov r8, rax
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mov r11, rax
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add r8, rdi
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mov rcx, 1
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_loop2asd12:
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dec r8
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mov al, [r8]
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mul rcx
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mov [r8], al
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mov rax, rcx
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mov r10, 10
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mul r10
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mov rcx, rax
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cmp r8, rdi
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je _exitloop2asd12
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jmp _loop2asd12
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_exitloop2asd12:
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mov r8, rdi
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mov r9, rdi
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inc r9
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_loop3asd12:
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mov r11b, [r9]
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mov r10b, [r8]
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cmp r11, 0
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jz _endasdasd23123
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add r11, r10
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mov [r9], r11b
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mov [r8], r10b
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inc r8
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inc r9
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jmp _loop3asd12
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_endasdasd23123:
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mov rax, [r8]
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ret
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@ -2,10 +2,11 @@
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length_func:
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mov r10, rdi
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xor r9, r9
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_loop67865432:
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mov r9b, [rdi]
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cmp r9b, 0
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mov r9, [rdi]
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cmp r9, 0
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jz _exitloop4323567
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inc rdi
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@ -1,17 +1,28 @@
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extern puts
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%include "../inc/atoi_func.inc"
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section .data
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text db "Number reaches 1",0
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even db "even",0
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odd db "odd",0
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number dq 7
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number db "42",0
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tempstore db 0
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section .text
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global main
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main:
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sub rsp, 8
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mov r8, [number]
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add rsi, 8
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mov r8, [rsi]
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mov r9, [r8]
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mov [tempstore], r9
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mov rdi, number
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call atoi_func
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mov r8, rax
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_loop:
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cmp r8, 1 ;if number is 1 then end
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je _printstupid
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@ -11,21 +11,24 @@ main:
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sub rsp, 8
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mov r8, text
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mov rdi, text
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call length_func
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mov r9, rax
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mov r11, r9
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mov r8, text
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xor r10, r10
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xor r11, r11
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_loop:
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mov r10b, [r8]
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cmp r10b, 0
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mov r10, [r8]
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cmp r10, 0
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jz _exitloop ;if its zero we have reached the end of the string
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mov r10b, [r8]
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sub r10b, 48 ; change "0" into 0
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mov [r8], r10b
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mov r10, [r8]
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sub r10, 48 ; change "0" into 0
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mov [r8], r10
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add r8, 1
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@ -40,12 +43,20 @@ _exitloop:
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mov r10b [r9]
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mul r10b, rcx
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mov [r9], r10b
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mov r10, r9
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mov rax, r10
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mul rcx
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mov r10, rax
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mov [r9], r10
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sub r9, 1
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mul rcx, 10
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mov rdi, 10
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mov rax, rcx
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mul rdi
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mov rcx, rax
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jmp _exitloop
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@ -55,10 +66,10 @@ _addvalues:
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je _end
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mov r10b, [r8]
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mov r11b, [r9]
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add r11b, r10b
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mov [r9], r11b
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mov r10, [r8]
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mov r11, [r9]
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add r11, r10
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mov [r9], r11
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