Welcome to EDAboard.com

Welcome to our site! EDAboard.com is an international Electronics Discussion Forum focused on EDA software, circuits, schematics, books, theory, papers, asic, pld, 8051, DSP, Network, RF, Analog Design, PCB, Service Manuals... and a whole lot more! To participate you need to register. Registration is free. Click here to register now.

question on x86 execution time.

Status
Not open for further replies.

sagar474

Full Member level 5
Joined
Oct 18, 2009
Messages
286
Helped
5
Reputation
10
Reaction score
5
Trophy points
1,318
Location
India,kakinada
Activity points
3,122
dose x86 processor takes same time to compare two 8 bit numbers and two 32 bit numbers?
that is cmp instruction.

thank you
 

FvM

Super Moderator
Staff member
Joined
Jan 22, 2008
Messages
48,296
Helped
14,232
Reputation
28,725
Reaction score
12,924
Trophy points
1,393
Location
Bochum, Germany
Activity points
279,654
x86 is only a processor family name. 386 and above processors have 32 bit registers will perform the compare in one instruction cycle, independant of the operand size.
 
Status
Not open for further replies.

Part and Inventory Search

Welcome to EDABoard.com

Sponsor

Top