Emu8086 options for mac4/7/2024 ![]() ![]() You can treat the lowest 16-bits of each register as a register itself but using these names: (Note that 8 of the registers have alternate names.) You can treat the lowestģ2-bits of each register as a register itself but using these names: The 16 integer registers are 64 bits wide and are called: You should already know what the registers are, but here is a quick ![]() In this tutorial we only care about the integer registers and the xmm The Three Kinds of Operands Register Operands That declares bytes that will be in memory when the program runs Syscall Invoke an operating system routine Mov x, y x ← y and x, y x ← x and y or x, y x ← x or y xor x, y x ← x xor y add x, y x ← x + y sub x, y x ← x – y inc x x ← x + 1 The Intel Processor Manuals Your First Few Instructions.NASM is an awesome assembler, but assembly language is complex. text and your constant data in a section called. Generally, you put code in a section called. Most lines have an instruction followed by zero or more operands. Most programs consist of directives followed by one or more sections. Exercise: Identify the differences between the two programs. ![]()
0 Comments
Leave a Reply.AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |