engineering, an orthogonal instruction set is an instruction set architecture where all instruction types can use all addressing modes. It is "orthogonal" in the...
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nor depend on them. An instruction set is said to be orthogonal if it lacks redundancy (i.e., there is only a single instruction that can be used to accomplish...
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TI-990 (section Orthogonal instruction set)
XOP instruction could run microcode from the machine's Writable Control Store. The TI-990 used a fairly orthogonal instruction set. The instruction formats...
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assembly instruction sets, as orthogonal instruction set. Orthogonality in a programming language means that a relatively small set of primitive constructs...
5 KB (636 words) - 00:20, 9 June 2025
Addressing mode (section Index next instruction)
compiler writers. For a related concept see orthogonal instruction set which deals with the ability of any instruction to use any addressing mode. There are...
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Motorola 6809 (section Registers and instructions)
interrupts, position-independent code, and an orthogonal instruction set architecture with a comprehensive set of addressing modes. The 6809 was among the...
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(Modified) Influence of the IBM PC on the personal computer market Orthogonal instruction set Reconfigurable computing Software architecture Transport triggered...
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VAX (section Instruction set)
programmer-friendly addressing modes and machine instructions, highly orthogonal instruction set architecture, and instructions for complex operations such as queue...
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CPU cache (redirect from Instruction cache)
set associative L2 integrated cache 256 KiB in size, with 128-byte cache blocks. This implies 32 − 8 − 7 = 17 bits for the tag field. An instruction cache...
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ARM architecture family (redirect from Arm instruction set)
RISC Machines and originally Acorn RISC Machine) is a family of RISC instruction set architectures (ISAs) for computer processors. Arm Holdings develops...
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PDP-11 (section Instruction set orthogonality)
has a mostly orthogonal instruction set. For example, instead of instructions such as load and store, the PDP–11 has a move instruction for which either...
58 KB (6,903 words) - 12:25, 18 July 2025
Motorola 68000 (section Instruction set)
era. At the time, a key concept in minis was the concept of an orthogonal instruction set, in which every operation was allowed to work on any sort of data...
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604, for example, has a two-way set-associative TLB for data loads and stores. Some processors have different instruction and data address TLBs. A TLB has...
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Balasubramanian, Kannan; Arun, M. (2016). Encrypted computation on a one instruction set architecture. pp. 1–6. doi:10.1109/ICCPCT.2016.7530376. ISBN 978-1-5090-1277-0...
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Types Orthogonal instruction set CISC RISC Application-specific EDGE TRIPS VLIW EPIC MISC OISC NISC ZISC VISC architecture Quantum computing Comparison...
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highly "orthogonal" instruction set architecture (ISA), in which any instruction can be applied to any data. For instance, an ADD instruction might add...
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same as a machine language instruction, though in some cases it may be directly encoded as a bit field within such instructions. The status outputs are various...
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reduced instruction set computing, and is also advantageous in embedded systems. The other advantage is that, because regular memory instructions are used...
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Motorola 68000 series (category Instruction set architectures)
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,...
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History of general-purpose CPUs (section Mid-to-late 1980s: Exploiting instruction-level parallelism)
hundred instructions, and a set of three to ten addressing modes rather than thousands of distinct instructions. This was called an orthogonal instruction set...
43 KB (5,891 words) - 13:30, 30 April 2025
a reduced instruction set computer (RISC) (pronounced "risk") is a computer architecture designed to simplify the individual instructions given to the...
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Software Guard Extensions (category X86 instructions)
Intel Software Guard Extensions (SGX) is a set of instruction codes implementing trusted execution environment that are built into some Intel central processing...
22 KB (2,135 words) - 18:53, 16 May 2025
TriMedia (media processor) (category Very long instruction word computing)
of TriMedia relies on the large uniform register file and the orthogonal instruction set, in which RISC-like operations can be scheduled independently...
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Microcode (redirect from Micro-instructions)
microprocessors is the Motorola 68000. This offered a highly orthogonal instruction set with a wide variety of addressing modes, all implemented in microcode...
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Types Orthogonal instruction set CISC RISC Application-specific EDGE TRIPS VLIW EPIC MISC OISC NISC ZISC VISC architecture Quantum computing Comparison...
8 KB (1,031 words) - 20:28, 28 February 2025
Hazard (computer architecture) (category Instruction processing)
design, hazards are problems with the instruction pipeline in CPU microarchitectures when the next instruction cannot execute in the following clock cycle...
10 KB (1,237 words) - 18:00, 7 July 2025
Trusted Execution Technology (category X86 instructions)
of trust starts when the operating system invokes a special security instruction, which resets dynamic PCRs (PCR17–22) to their default value and starts...
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form B {\displaystyle B} is the set W ⊥ {\displaystyle W^{\perp }} of all vectors in V {\displaystyle V} that are orthogonal to every vector in W {\displaystyle...
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Types Orthogonal instruction set CISC RISC Application-specific EDGE TRIPS VLIW EPIC MISC OISC NISC ZISC VISC architecture Quantum computing Comparison...
11 KB (1,739 words) - 05:02, 2 November 2024
addressing modes for all instructions became a goal of processor designers, the concept becoming known as an orthogonal instruction set. The 801 team noticed...
21 KB (2,724 words) - 02:34, 18 July 2025