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IA-32 (short for "Intel Architecture, 32-bit", commonly called i386) is the 32-bit version of the x86 instruction set architecture, designed by Intel and first implemented in the 80386 microprocessor in 1985.
Apr 24, 2024 · The Intel® 64 and IA-32 architectures software developer's manuals are now available for download via one combined volume, a four-volume set, or a ten-volume set. All content is identical in each set; see details below.
NOTE: The IA-32 Intel Architecture Software Developer’s Manual consists of three volumes: Basic Architecture , Order Number 245470-012; Instruction Set Reference, Order Number 245471-012; and the System
The IA-32 Execution Layer (IA-32 EL) is a software emulator in the form of a software driver that improves performance of 32-bit applications running on 64-bit Intel Itanium-based systems, particularly those running Linux and Windows Server 2003 (it is included in Windows Server 2003 SP1 and later and in most Linux distributions for Itanium).
IA-32 is the 32-bit version of the x86 instruction set architecture, designed by Intel and first implemented in the 80386 microprocessor in 1985.
History. Derives from Intel 16-bit architecture First implemented on Intel’s 80386 in 1985 Forked into 64-bit implementations. Intel’s IA-64 in 1999. AMD’s AMD64 in 2000.
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Jun 22, 2023 · This document contains the following: Volume 1: Describes the architecture and programming environment of processors supporting IA-32 and Intel® 64 architectures. Volume 2: Includes the full instruction set reference, A-Z. Describes the format of the instruction and provides reference pages for instructions.
