Moving and consolidating repos

x86_64/sum/sum.asm

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+;initialised data section
+section .data
+	; Define constants
+	num1:	equ 100
+	num2:	equ 50
+	; http://geekswithblogs.net/MarkPearl/archive/2011/04/13/more-nasm.aspx
+	msg:	db "Sum is correct", 10
+
+;;
+;; program code
+;;
+section .text
+	global	_start
+
+;; entry point
+_start:
+	; get sum of num1 and num2
+	mov	rax, num1
+	mov	rbx, num2
+	add	rax, rbx
+	; compare rax with correct sum - 150
+	cmp	rax, 150
+	; if rax is not 150 go to exit
+	jne	.exit
+	; if rax is 150 print msg
+	jmp	.rightSum
+
+; Print message that sum is correct
+.rightSum:
+	;; write syscall
+	mov	rax, 1
+	;; file descritor, standard output
+	mov	rdi, 1
+	;; message address
+	mov	rsi, msg
+	;; length of message
+	mov	rdx, 15
+	;; call write syscall
+	syscall
+	; exit from program
+	jmp	.exit
+
+; exit procedure
+.exit:
+	mov	rax, 60
+	mov	rdi, 0
+	syscall