A problem occurs when a program running properly on a 32-bit machine fails on a 64-bit machine. So I found this article about transplantation and took a good look.
Original post address: http://queniao.blog.51cto.com/10636/126564
In fact, there is
32-bit CPUs contain the following registers:
Four data registers (eax, EBX, ECx, and EDX)2 address changes and pointer registers (ESI and EDI) 2 pointer registers (ESP and EBP)Six segment registers (ES, Cs, SS, DS, FS, and GS)1 Instruction Pointer
Tips and Techniques for porting Linux applications to a 64-bit system for smooth migration & nbsp; Linux is one of the cross-platform operating systems that can use a 64-bit processor, currently, 64-bit systems are very common on servers and
Original URL: http://www.ibm.com/developerworks/cn/linux/l-port64.htmlWith the popularity of 64-bit architectures, preparing your Linux® software for 64-bit systems has become more important than ever. In this article, you'll learn how to prevent
Port a Linux application to a 64-bit SystemTips and techniques for smooth migration Linux is one of the cross-platform operating systems that can use 64-bit processors. Currently, 64-bit systems are very common on servers and desktops. Many
Big integer algorithm [04] bit operation, integer algorithm 04 operation
The previous article introduced the comparison of big integers. Today we will talk about bit-related operations.
★Introduction
This article describes how big integers are
Bitwise operators defined by Java performs operations on digits of the integer type directly. These integer types include long, Int, short, Char, and byte. Table 4-2 lists bitwise operations:Table 4.2-bit operators and their results
Operator result~
Document directory
Unsigned integer Compression Algorithm
Unsigned integer decompression algorithm
Algorithm for compressing signed integers
Algorithm for extracting signed integers
ILASM/ILDASM
Mono Cecil
CCI Metadata
Other
The previous article introduced the comparison operation of large integers, today to talk about and bit-related operations. ★ Intro The representation of large integers and related definitions This article describes how large integers are
One, Java bit operation1. Presentation method:In the Java language, the binary number is represented by a complement, the highest bit is the sign bit, the sign bit for positive numbers is 0, and the negative is 1. The complement representation needs
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