參數(shù)資料
型號: 21928
英文描述: Low-Frequency, Spread-Spectrum EconOscillator
中文描述: 的AMD - K6 - 2E處理器數(shù)據(jù)手冊3DNow?。考夹g(shù)手冊
文件頁數(shù): 72/72頁
文件大?。?/td> 845K
代理商: 21928
62
Division and Square Root
Chapter 3
3DNow! Technology Manual
21928G/0—March 2000
(24-Bit Precision)
MOVD
PFRSQRT
MOVQ
PFMUL
PUNPCKLDQ MM0, MM0
PFRSQIT1
PFRCPIT2
PFMUL
MM0, [mem]
MM1, MM0
MM2, MM1
MM1, MM1
;
; 1/(sqrt a) | 1/(sqrt a) (approx.)
;
X_0 = 1/(sqrt a)
; X_0 * X_0 | X_0 * X_0
;
a | a
;
(intermediate)
; 1/(sqrt a) (full prec.) step 3
;
(sqrt a) | (sqrt a)
0 | a
(approx.)
step 1
(MMX instr.)
step 2
MM1, MM0
MM1, MM2
MM0, MM1
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2192VE 3.3V In-System Programmable SuperFAST⑩ High Density PLD
21934 CAPACITIVE SENSOR
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