x86 (also known as 80x86 or the 8086 family) is a family of complex instruction set computer (CISC) instruction set architectures initially developed...
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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...
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The x86 instruction set refers to the set of instructions that x86-compatible microprocessors support. The instructions are usually part of an executable...
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x86 virtualization is the use of hardware-assisted virtualization capabilities on an x86/x86-64 CPU. In the late 1990s x86 virtualization was achieved...
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This article describes the calling conventions used when programming x86 architecture microprocessors. Calling conventions describe the interface of called...
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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...
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INT is an assembly language instruction for x86 processors that generates a software interrupt. It takes the interrupt number formatted as a byte value...
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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...
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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...
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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...
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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)...
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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...
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process–architecture–optimization model and Template:Intel processor roadmap. 8086 first x86 processor; initially a temporary substitute for the iAPX 432 to compete with...
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In the x86 assembly language, the JMP instruction performs an unconditional jump. Such an instruction transfers the flow of execution by changing the...
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The Intel x86 computer instruction set architecture has supported memory segmentation since the original Intel 8086 in 1978. It allows programs to address...
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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...
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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...
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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...
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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...
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s390, SuperH, SPARC, x86, Xtensa) macOS x86, ARM (Apple silicon) Microsoft Windows (IA-32, x86-64, ARM, ARM64) PlayStation 4 (x86), PlayStation 3 (PowerPC)...
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Surface Pro 10 and Surface Pro X. It was released shortly after the Intel x86-based Surface Pro 10, and unveiled alongside the Surface Laptop (7th generation)...
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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...
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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...
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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...
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Edition and Windows Server 2003 x64 editions to support x86-64 (or simply x64), the 64-bit version of x86 architecture. Windows Vista was the first client version...
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QEMU (category X86 emulators)
QEMU supports the emulation of various processor architectures, including x86, ARM, PowerPC, RISC-V, and others. QEMU was developed by Fabrice Bellard...
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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...
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AMD (section IBM PC and the x86 architecture)
innovation. Intel had introduced the first x86 microprocessors in 1978. In 1981, IBM created its PC, and wanted Intel's x86 processors, but only under the condition...
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