Reprinted from http://blog.csdn.net/gujing001/article/details/8476685
MIPS Universal Register
MIPS has 32 general-purpose registers ($0-$31), the functions of each register and the use of the assembly procedures are as follows:
The following table
MIPs has 32 General registers ($0-$31). The functions of each register and the usage conventions in assembler are as follows:
The following table describes the aliases and usage of 32 general-purpose registers.
; Register
Name
Usage
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Arm Assembly programming is essentially a programming of CPU registers. So we need to first find out what registers arm has? How are these registers used?
Arm registers are classified into two
IO operation functionFunction prototypes: Iord (BASE, REGNUM)Input parameters: Base for register, Regnum as register offsetFunction Description: Reads the value in the register from the base site-based device with the offset in the Regnum cell. The
Detailed counter is to let Web visitors know the Web page or the site's popularity index the most direct way, at the same time, the number of visitors to advertisers is the best basis for advertising. Although many sites provide free counters, but
ARM's 8 modes of operation
USER
SYSTEM
SUPERVISOR chip reset and software execution SWI
FIQ
Irq
When SECURE MONITOR private data is executed, the user software calls the SMI to enter
ABORT access to memory data and instruction prefetch
Principle:
1. The first user browses to a page.
2. The server program reads the number of times the page has been browsed from the database or file.
3. Add the number of times to the store and return it to the first user.
4. Second user browses to a
IP geolocation Query class
/**
File name: IpLocation.class.php
* IP Geo-Location query class (Master file I'm uploading it.) I upload a test file, and there is a QQWry.Dat this can be downloaded to the pure IP
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We know that C language is a high-level language. The so-called high-level language is a program that can run on a specific platform only after translation. Compiling a program is a complicated program. It must
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