CPU术语解释
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junrh
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发表于 2006-02-17 13:16:46
CPU术语解释
从上个世纪到现在,我一直写了多篇关于新千年CPU的文章,限于文章的篇幅问题,我没有对那些专业的术语进行解释,可能导致阅读时出现“知其然,不知其所以然”的情况,下文专门用来补充以往的不足,这些术语按0~9和A~Z的方式来排序。
3DNow!(3D no waiting) ALU(Arithmetic Logic Unit,算术逻辑单元) BGA(Ball Grid Array,球状矩阵排列) BHT(branch prediction table,分支预测表) BPU(Branch Processing Unit,分支处理单元) Brach Pediction(分支预测) CMOS(Complementary Metal Oxide Semiconductor,互补金属氧化物半导体) CISC(Complex Instruction Set Computing,复杂指令集计算机) COB(Cache on board,板上集成缓存) COD(Cache on Die,芯片内集成缓存) CPGA(Ceramic Pin Grid Array,陶瓷针型栅格阵列) CPU(Center Processing Unit,中央处理器) Data Forwarding(数据前送) Decode(指令解码) EC(Embedded Controller,嵌入式控制器) Embedded Chips(嵌入式) EPIC(explicitly parallel instruction code,并行指令代码) FADD(Floationg Point Addition,浮点加) FCPGA(Flip Chip Pin Grid Array,反转芯片针脚栅格阵列) FDIV(Floationg Point Divide,浮点除) FEMMS(Fast Entry/Exit Multimedia State,快速进入/退出多媒体状态) FFT(fast Fourier transform,快速热欧姆转换) FID(FID:Frequency identify,频率鉴别号码) FIFO(First Input First Output,先入先出队列) FLOP(Floating Point Operations Per Second,浮点操作/秒) FMUL(Floationg Point Multiplication,浮点乘) FPU(Float Point Unit,浮点运算单元) FSUB(Floationg Point Subtraction,浮点减) HL-PBGA(表面黏著、高耐热、轻薄型塑胶球状矩阵封装) IA(Intel Architecture,英特尔架构) ID(identify,鉴别号码) IMM(Intel Mobile Module, 英特尔移动模块) Instructions Cache(指令缓存) Instruction Coloring(指令分类) Instruction Issue(指令发送) IPC(Instructions Per Clock Cycle,指令/时钟周期) KNI(Katmai New Instructions,Katmai新指令集,即SSE) Latency(潜伏期) LDT(Lightning Data Transport,闪电数据传输总线) MMX(MultiMedia Extensions,多媒体扩展指令集) MFLOPS(Million Floationg Point/Second,每秒百万个浮点操作) NI(Non-Intel,非英特尔架构) OLGA(Organic Land Grid Array,基板栅格阵列) OoO(Out of Order,乱序执行) PGA(Pin-Grid Array,引脚网格阵列) Post-RISC PSN(Processor Serial numbers,处理器序列号) PIB(Processor In a Box,盒装处理器) PPGA(Plastic Pin Grid Array,塑胶针状矩阵封装) PQFP(Plastic Quad Flat Package,塑料方块平面封装) RAW(Read after Write,写后读) Register Contention(抢占寄存器) Register Pressure(寄存器不足) Register Renaming(寄存器重命名) Remark(芯片频率重标识) Resource contention(资源冲突) Retirement(指令引退) RISC(Reduced Instruction Set Computing,精简指令集计算机) SEC(Single Edge Connector,单边连接器) SIMD(Single Instruction Multiple Data,单指令多数据流) SiO2F(Fluorided Silicon Oxide,二氧氟化硅) SOI(Silicon on insulator,绝缘体硅片) SONC(System on a chip,系统集成芯片) SPEC(System Performance Evaluation Corporation,系统性能评估测试) Speculative execution(预测执行) SQRT(Square Root Calculations,平方根计算) SSE(Streaming SIMD Extensions,单一指令多数据流扩展) Superscalar(超标量体系结构) TCP(Tape Carrier Package,薄膜封装) Throughput(吞吐量) TLBs(Translate Look side Buffers,翻译旁视缓冲器) VALU(Vector Arithmetic Logic Unit,向量算术逻辑单元) VLIW(Very Long Instruction Word,超长指令字) VPU(Vector Permutate Unit,向量排列单元)
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