U++ forum: Welcome to the forum

Search on this site

Search in forums

Home » Developing U++ » U++ Developers corner » What does SSE2 usage enhance?

Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend

Re: What does SSE2 usage enhance? [message #39703 is a reply to message #39702]

Thu, 18 April 2013 11:58

mirek
Messages: 13980
Registered: November 2005

Ultimate Member

I see, I have checked the assembly and memcpy gets inlined with unaligned load, which is still faster than loading 4 bytes separated like SVO_MOVE does.

So the actual code for this memcpy is

00401744  mov ecx,[eax] 
00401746  mov [esp+0x4],ecx

(SVO_MOVE is designed for small variable size).

Mirek

Report message to a moderator

[Message index]

		What does SSE2 usage enhance? By: crydev on Wed, 10 April 2013 13:31
		Re: What does SSE2 usage enhance? By: mirek on Mon, 15 April 2013 18:34
		Re: What does SSE2 usage enhance? By: crydev on Wed, 17 April 2013 10:54
		Re: What does SSE2 usage enhance? By: mirek on Wed, 17 April 2013 11:17
		Re: What does SSE2 usage enhance? By: mirek on Wed, 17 April 2013 11:20
		Re: What does SSE2 usage enhance? By: crydev on Wed, 17 April 2013 22:04
		Re: What does SSE2 usage enhance? By: mirek on Thu, 18 April 2013 06:34
		Re: What does SSE2 usage enhance? By: crydev on Thu, 18 April 2013 08:33
		Re: What does SSE2 usage enhance? By: mirek on Thu, 18 April 2013 10:38
		Re: What does SSE2 usage enhance? By: crydev on Thu, 18 April 2013 11:43
		Re: What does SSE2 usage enhance? By: mirek on Thu, 18 April 2013 11:58

Previous Topic:	What does !! in e.g. FtpClient class mean?
Next Topic:	Stripping U++

Goto Forum:

-=] Back to Top [=-

[ Syndicate this forum (XML) ] [

] [

]

Current Time: Tue May 14 06:51:32 CEST 2024

Total time taken to generate the page: 0.01583 seconds