x86 (also known as 80x86 or the 8086 family) is a family of complex instruction set computer (CISC) instruction set architectures initially developed...
104 KB (10,727 words) - 01:55, 26 August 2024
x86-64 (also known as x64, x86_64, AMD64, and Intel 64) is a 64-bit version of the x86 instruction set, first announced in 1999. It introduced two new...
116 KB (11,528 words) - 07:23, 26 August 2024
x86 virtualization is the use of hardware-assisted virtualization capabilities on an x86/x86-64 CPU. In the late 1990s x86 virtualization was achieved...
41 KB (3,711 words) - 17:53, 25 July 2024
The x86 instruction set refers to the set of instructions that x86-compatible microprocessors support. The instructions are usually part of an executable...
212 KB (12,382 words) - 21:53, 19 August 2024
x86 assembly language is the name for the family of assembly languages which provide some level of backward compatibility with CPUs back to the Intel...
54 KB (6,902 words) - 09:21, 22 August 2024
Android-x86 is an open source project that makes an unofficial porting of the Android mobile operating system developed by the Open Handset Alliance to...
11 KB (790 words) - 15:58, 29 May 2024
This article describes the calling conventions used when programming x86 architecture microprocessors. Calling conventions describe the interface of called...
42 KB (4,787 words) - 21:12, 16 June 2024
INT is an assembly language instruction for x86 processors that generates a software interrupt. It takes the interrupt number formatted as a byte value...
4 KB (472 words) - 05:21, 26 August 2024
Protection ring (redirect from CPL3 (x86))
protection levels. Many modern CPU architectures (including the popular Intel x86 architecture) include some form of ring protection, although the Windows...
30 KB (3,750 words) - 00:41, 22 July 2024
CentOS (category X86-64 Linux distributions)
from RHEL version 2.1AS. Since version 8, CentOS officially supports the x86-64, ARM64, and POWER8 architectures, and releases up to version 6 also supported...
88 KB (6,194 words) - 00:38, 8 August 2024
64-bit computing (redirect from Native x86-64 Windows software)
all 64-bit instruction sets support full 64-bit virtual memory addresses; x86-64 and AArch64 for example, support only 48 bits of virtual address, with...
56 KB (7,163 words) - 23:26, 19 August 2024
own x86 line) IBM (discontinued its own x86 line) UMC (discontinued its x86 line) NEC (discontinued its x86 line) VM Technology (discontinued its x86 line)...
14 KB (772 words) - 19:21, 19 August 2024
Process–architecture–optimization model and Template:Intel processor roadmap. 8086 first x86 processor; initially a temporary substitute for the iAPX 432 to compete with...
51 KB (2,933 words) - 17:53, 19 August 2024
x86 memory segmentation refers to the implementation of memory segmentation in the Intel x86 computer instruction set architecture. Segmentation was introduced...
21 KB (3,020 words) - 17:58, 5 October 2023
Hackintosh (redirect from OsX86)
processors, away from PowerPC. Since 2005, many Mac computers have used the same x86-64 computer architecture as many other desktop PCs, laptops, and servers...
50 KB (5,649 words) - 11:17, 5 July 2024
Environment variable (redirect from ProgramFiles(x86) (Windows environment variable))
Windows (XP, 2003, Vista), there are also %ProgramFiles(x86)%, which defaults to "C:\Program Files (x86)", and %ProgramW6432%, which defaults to "C:\Program...
101 KB (10,235 words) - 16:18, 19 August 2024
Advanced Vector Extensions (category X86 instructions)
Wikibooks has a book on the topic of: X86 Assembly/AVX, AVX2, FMA3, FMA4 Advanced Vector Extensions (AVX, also known as Gesher New Instructions and then...
54 KB (4,401 words) - 15:58, 22 August 2024
Hypervisor (section x86 systems)
example, Linux, Windows, and macOS instances can all run on a single physical x86 machine. This contrasts with operating-system–level virtualization, where...
23 KB (2,793 words) - 00:39, 25 July 2024
In the x86 assembly language, the JMP instruction performs an unconditional jump. Such an instruction transfers the flow of execution by changing the...
2 KB (242 words) - 20:31, 20 September 2022
Intel (section Early x86 processors and the IBM PC)
most manufacturers of computer systems, and is one of the developers of the x86 series of instruction sets found in most personal computers (PCs). It also...
256 KB (23,695 words) - 14:22, 23 August 2024
Comparison of DOS operating systems (redirect from X86 DOS Comparison)
This article details versions of MS-DOS, IBM PC DOS, and at least partially compatible disk operating systems. It does not include the many other operating...
33 KB (1,263 words) - 08:01, 26 April 2024
s390, SuperH, SPARC, x86, Xtensa) macOS x86, ARM (Apple silicon) Microsoft Windows (IA-32, x86-64, ARM, ARM64) PlayStation 4 (x86), PlayStation 3 (PowerPC)...
35 KB (4,372 words) - 22:34, 6 August 2024
engineers said "we could run circles around PowerPC...we could kill the x86." Early predictions were that IA-64 would expand to the lower-end servers...
167 KB (15,031 words) - 22:29, 20 August 2024
QEMU (category X86 emulators)
another. QEMU supports the emulation of various architectures, including x86, ARM, PowerPC, RISC-V, and others. QEMU was written by Fabrice Bellard and...
35 KB (3,859 words) - 14:44, 24 August 2024
private semiconductor company based in Milpitas, California, that designed x86 microprocessors until it was purchased by AMD in 1996. NexGen was a fabless...
8 KB (707 words) - 05:16, 16 August 2024
In the x86 assembly language, the TEST instruction performs a bitwise AND on two operands. The flags SF, ZF, PF are modified while the result of the AND...
2 KB (274 words) - 05:15, 26 March 2024
CPUID (redirect from CPU flag (x86))
In the x86 architecture, the CPUID instruction (identified by a CPUID opcode) is a processor supplementary instruction (its name derived from CPU Identification)...
206 KB (11,794 words) - 11:14, 2 August 2024
Operating System, also known as Microsoft DOS) is an operating system for x86-based personal computers mostly developed by Microsoft. Collectively, MS-DOS...
88 KB (9,315 words) - 23:32, 25 August 2024