JPS59206942A - 先行壱検出回路 - Google Patents

先行壱検出回路

Info

Publication number
JPS59206942A
JPS59206942A JP8207983A JP8207983A JPS59206942A JP S59206942 A JPS59206942 A JP S59206942A JP 8207983 A JP8207983 A JP 8207983A JP 8207983 A JP8207983 A JP 8207983A JP S59206942 A JPS59206942 A JP S59206942A
Authority
JP
Japan
Prior art keywords
signal
bit
circuit
data
transmission signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP8207983A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0142412B2 (OSRAM
Inventor
Akira Kuwata
桑田　明
Toshiya Takahashi
利也 高橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NEC Corp
Original Assignee
NEC Corp
Nippon Electric Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP8207983A priority Critical patent/JPS59206942A/ja
Publication of JPS59206942A publication Critical patent/JPS59206942A/ja
Publication of JPH0142412B2 publication Critical patent/JPH0142412B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/74—Selecting or encoding within a word the position of one or more bits having a specified value, e.g. most or least significant one or zero detection, priority encoders

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
JP8207983A 1983-05-11 1983-05-11 先行壱検出回路 Granted JPS59206942A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8207983A JPS59206942A (ja) 1983-05-11 1983-05-11 先行壱検出回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8207983A JPS59206942A (ja) 1983-05-11 1983-05-11 先行壱検出回路

Publications (2)

Publication Number Publication Date
JPS59206942A true JPS59206942A (ja) 1984-11-22
JPH0142412B2 JPH0142412B2 (OSRAM) 1989-09-12

Family

ID=13764448

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8207983A Granted JPS59206942A (ja) 1983-05-11 1983-05-11 先行壱検出回路

Country Status (1)

Country Link
JP (1) JPS59206942A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61267823A (ja) * 1985-03-18 1986-11-27 テキサス　インスツルメンツ　インコ−ポレイテツド 検出装置
JPS6419430A (en) * 1987-07-15 1989-01-23 Fujitsu Ltd Priority encoder
JPH01180626A (ja) * 1988-01-12 1989-07-18 Mitsubishi Electric Corp 優先順位分解器
JPH0410029A (ja) * 1990-04-27 1992-01-14 Nec Corp 先行１検出回路

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61267823A (ja) * 1985-03-18 1986-11-27 テキサス　インスツルメンツ　インコ−ポレイテツド 検出装置
JPS6419430A (en) * 1987-07-15 1989-01-23 Fujitsu Ltd Priority encoder
JPH01180626A (ja) * 1988-01-12 1989-07-18 Mitsubishi Electric Corp 優先順位分解器
JPH0410029A (ja) * 1990-04-27 1992-01-14 Nec Corp 先行１検出回路

Also Published As

Publication number Publication date
JPH0142412B2 (OSRAM) 1989-09-12

Similar Documents

Publication Publication Date Title
EP0127988B1 (en) A normalizing circuit
EP0540150B1 (en) Arithmetic logic unit
JP2674754B2 (ja) バレル・シフタ
EP0328619B1 (en) Apparatus and method for using a single carry chain for leading one detection and for ''sticky'' bit calculation
US5020016A (en) Circuit for detecting zero result of addition/subtraction by simultaneously processing each pair of corresponding bits of a pair of given numbers in parralel
JPH0651946A (ja) セルフ・タイム式浮動小数点例外フラグを利用したレジスタ・ファイル書き込み許可の検定
US4796218A (en) Arithmetic circuit capable of executing floating point operation and fixed point operation
JPH0343645B2 (OSRAM)
JPS59206942A (ja) 先行壱検出回路
CA1173918A (en) Cmos static alu
CN111290790B (zh) 一种定点转浮点的转换装置
JPH09114641A (ja) 最上位デジットを決定するための装置と方法
JPH05216623A (ja) デジタルリミットチェックシステム
US5805487A (en) Method and system for fast determination of sticky and guard bits
KR960012664B1 (ko) 정규화를 위한 시프트-넘버 검출 회로를 구비한 고정 소수점 디지탈 신호 처리기
KR100377685B1 (ko) 증분기/감분기
JP4204482B2 (ja) ゼロ検出で速い計算が可能なインクリメンタ及びその方法
KR900008242Y1 (ko) 16비트/32비트 산술 연산기 자동 선택회로
JPS6019237A (ja) 正規化回路
JPS6252330B2 (OSRAM)
JP2908117B2 (ja) ベクトル演算処理装置
JPH0736665A (ja) 演算装置
JP3110072B2 (ja) 事前正規化回路
JPS61275936A (ja) 条件決定装置
JPS59139448A (ja) 浮動小数点乗算装置