I\'m sorry... (premature) optimization is the root of all evil, but I\'d like to know: how much more costly is to have a jmp instruction vs. not have it (branchless code)? I\'m aft开发者_C百科er the m
I 开发者_运维知识库was told to use a disassembler. Does gcc have anything built in? What is the easiest way to do this?I don\'t think gcc has a flag for it, since it\'s primarily a compiler, but anoth
I\'m writing assembly in LC-3. I have a register, R1, that points to a specific address. How do I change the value at that address to 0? Unfortunately, this is due really soon, so prompt help would be
I am looking for some help to improve this bilinear scaling sse2 code on core2 cpus On my Atom N270 and on an i7 this code is about 2x faster than the mmx code.But under core2 cpus it is only equal t
How would I do file io in assembly? And I mean assembly. I hate macros. I\'m loo开发者_JAVA技巧king to edit a pre-existing 10 MB file with ASM.
So, I have finished an assembly program that asks for a character, reads it, echos it, repeats that four times, then prints out those characters in a consecutive string. I then wanted to experiment wi
The question is as follow : A microcomputer has memory locations from 00000h to FFFFFh. Each memory location st开发者_开发技巧ores 1 byte. In decimal, how many bytes can the microcomputer store in its
The only subroutine I know of capable of reading a user\'s alphabetical input is read_char, but how I want to be able to read the user\'s whole input of char no matter how long.
I\'m new at MIPS and have been trying to copy elements from one array to another. I\'m unsure about how to go about this. It doesn\'t really matter what size the array is but lets just say for the s开
section .text org 100h push selected call output mov ah,4Ch int 21h output: push ebp mov ebp, esp sub esp, 4 push ebx
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