• Bit manipulation instructions sets (BMI sets) are extensions to the x86 instruction set architecture for microprocessors from Intel and AMD. The purpose...
    18 KB (1,412 words) - 23:00, 22 June 2024
  • The x86 instruction set refers to the set of instructions that x86-compatible microprocessors support. The instructions are usually part of an executable...
    263 KB (14,911 words) - 01:23, 19 June 2025
  • producing the final machine code that the processor executes. Each instruction in the x86 assembly language is represented by a mnemonic which often combines...
    57 KB (6,615 words) - 02:13, 19 June 2025
  • X86 Assembly/AVX, AVX2, FMA3, FMA4 The FMA instruction set is an extension to the 128- and 256-bit Streaming SIMD Extensions instructions in the x86 microprocessor...
    18 KB (1,383 words) - 14:30, 18 April 2025
  • Encryption Standard New Instructions; AES-NI) was the first major implementation. AES-NI is an extension to the x86 instruction set architecture for microprocessors...
    26 KB (2,215 words) - 14:42, 13 April 2025
  • Intel BCD opcodes (category X86 instructions)
    are a set of six x86 instructions that operate with binary-coded decimal numbers. The radix used for the representation of numbers in the x86 processors...
    10 KB (1,363 words) - 23:07, 6 March 2025
  • Thumbnail for ARM architecture family
    the Thumb instruction set with bit-field manipulation, table branches and conditional execution. At the same time, the ARM instruction set was extended...
    142 KB (13,724 words) - 19:52, 15 June 2025
  • AVX-512 are 512-bit extensions to the 256-bit Advanced Vector Extensions SIMD instructions for x86 instruction set architecture (ISA) proposed by Intel...
    87 KB (4,830 words) - 07:39, 12 June 2025
  • predication. Bit array Bit banding Bit banging Bit field Bit manipulation instruction setbit manipulation extensions for the x86 instruction set. BIT predicate...
    10 KB (1,216 words) - 13:48, 10 June 2025
  • and then Sandy Bridge New Instructions) are SIMD extensions to the x86 instruction set architecture for microprocessors from Intel and Advanced Micro Devices...
    51 KB (4,089 words) - 23:38, 15 May 2025
  • Carry-less Multiplication (CLMUL) is an extension to the x86 instruction set used by microprocessors from Intel and AMD which was proposed by Intel in...
    6 KB (492 words) - 03:05, 13 May 2025
  • Operations) instruction set, announced by AMD on May 1, 2009, is an extension to the 128-bit SSE core instructions in the x86 and AMD64 instruction set for the...
    20 KB (1,448 words) - 04:33, 31 August 2024
  • Motorola 68000 series (category Instruction set architectures)
    (also known as 680x0, m68000, m68k, or 68k) is a family of 32-bit complex instruction set computer (CISC) microprocessors. During the 1980s and early 1990s...
    43 KB (4,135 words) - 11:33, 7 February 2025
  • Instructions that have at some point been present as documented instructions in one or more x86 processors, but where the processor series containing...
    98 KB (4,641 words) - 02:18, 19 June 2025
  • F16C (redirect from CVT16 instruction set)
    CVT16 instruction set, announced by AMD on May 1, 2009, is an extension to the 128-bit SSE core instructions in the x86 and AMD64 instruction sets. CVT16...
    6 KB (514 words) - 20:21, 2 May 2025
  • FLAGS register (category X86 architecture)
    status register that contains the current state of an x86 CPU. The size and meanings of the flag bits are architecture dependent. It usually reflects the...
    9 KB (805 words) - 01:16, 14 April 2025
  • VEX prefix (category X86 instructions)
    x86-64 instruction set architecture for microprocessors from Intel, AMD and others. The VEX coding scheme allows the definition of new instructions and...
    19 KB (2,195 words) - 01:01, 19 June 2025
  • computing research. The first carbon nanotube computer is a 1-bit one-instruction set computer (and has only 178 transistors). In a Turing-complete model...
    31 KB (3,772 words) - 07:22, 25 May 2025
  • Bitwise operation (redirect from Bit-shift)
    - << >> & ^ | Arithmetic logic unit Bit manipulation Bitboard Bitwise operations in C Double dabble Find first set Karnaugh map Logic gate Logical operator...
    31 KB (3,832 words) - 16:45, 16 June 2025
  • Thumbnail for Floating-point arithmetic
    the minimal requirements (64-bit significand precision, 15-bit exponent, thus fitting on 80 bits) is provided by the x86 architecture. Often on such processors...
    120 KB (14,305 words) - 16:53, 15 June 2025
  • 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")...
    233 KB (13,261 words) - 02:47, 19 June 2025
  • Protected mode (category X86 operating modes)
    software sets up one descriptor table and enables the Protection Enable (PE) bit in the control register 0 (CR0). Protected mode was first added to the x86 architecture...
    48 KB (4,371 words) - 10:15, 27 May 2025
  • SSE5 (category X86 instructions)
    version 5) was a SIMD instruction set extension proposed by AMD on August 30, 2007 as a supplement to the 128-bit SSE core instructions in the AMD64 architecture...
    6 KB (626 words) - 11:38, 7 November 2024
  • (CCR) is a collection of status flag bits for a processor. Examples of such registers include FLAGS register in the x86 architecture, flags in the program...
    9 KB (804 words) - 01:24, 30 May 2025
  • Thumbnail for Assembly language
    instructions that can be loaded into memory and executed. For example, the instruction below tells an x86/IA-32 processor to move an immediate 8-bit value...
    89 KB (9,905 words) - 08:03, 13 June 2025
  • taking an arbitrary word and flipping bit ctz(k) at step k. Bit Manipulation Instruction Sets (BMI) for Intel and AMD x86-based processors Trailing zero Leading...
    44 KB (4,072 words) - 18:54, 6 March 2025
  • RISC-V (category Instruction set architectures)
    "risk-five": 1 ) is an open standard instruction set architecture (ISA) based on established reduced instruction set computer (RISC) principles. The project...
    154 KB (15,964 words) - 13:28, 16 June 2025
  • floating-point bit manipulation cryptography hypervisor supervisor packed-SIMD instructions vector RISC-V assembly language includes instructions for a floating-point...
    4 KB (306 words) - 20:40, 13 March 2025
  • Thumbnail for Arithmetic shift
    to bugs in a number of compilers. For example, in the x86 instruction set, the SAR instruction (arithmetic right shift) divides a signed number by a power...
    16 KB (1,666 words) - 18:04, 5 June 2025
  • Advanced Matrix Extensions (category X86 instructions)
    Intel Advanced Matrix Extensions (Intel AMX), are extensions to the x86 instruction set architecture (ISA) for microprocessors from Intel designed to work...
    8 KB (684 words) - 13:42, 16 May 2025