I tend to use MVCL like Tony does. The reason that I tend to not like doing
a EX of an MVC is because the MVC needs to be out-of-line. (and is the MVC
in the i-cache or the d-cache?) Also, this requires a base register to
address the area containing the MVC. Which is generally not a problem,
I tend to use MVCL like Tony does. The reason that I tend to not like
doing
a EX of an MVC is because the MVC needs to be out-of-line. (and is the
MVC
in the i-cache or the d-cache?) Also, this requires a base register to
address the area containing the MVC. Which is generally not a problem,
An: ASSEMBLER-LIST@LISTSERV.UGA.EDU
Betreff: Re: MVCL (was: Right Justification Subroutine)
I tend to use MVCL like Tony does. The reason that I tend to not like doing
a EX of an MVC is because the MVC needs to be out-of-line. (and is the MVC
in the i-cache or the d-cache?) Also, this requires a base register
On Wed, May 21, 2014 at 6:38 AM, Steve Hobson steve_hob...@uk.ibm.comwrote:
snip
For many years I've used this style which I was taught be the legendary
Pete Roberts:
MVC TARGET(0),SOURCE
EX Rx,*-6
I had read of that before. One problem is that it assumes
On Wed, 21 May 2014 12:38:09 +0100 Steve Hobson steve_hob...@uk.ibm.com
wrote:
: I tend to use MVCL like Tony does. The reason that I tend to not like
:doing
: a EX of an MVC is because the MVC needs to be out-of-line. (and is the
:MVC
: in the i-cache or the d-cache?) Also, this requires a base
: MVC TARGET(0),SOURCE
: EX Rx,*-6
: Requires a code base register.
Well, ish:
LARL Ry,*+6
MVC TARGET(0),SOURCE
EX Rx,0(,Ry)
or:
BRAS Ry,*+10
MVC TARGET(0),SOURCE
EX Rx,0(,Ry)
On 20 May 2014 23:44, Robin Vowels robi...@dodo.com.au wrote:
From: Tony Harminc t...@harminc.com
Sent: Friday, May 16, 2014 8:44 AM
I use MVCL a lot even for very small moves where the length is not
known at assembly time. But I know my environment and its performance
requirements, and
From: Tony Harminc t...@harminc.com
Sent: Friday, May 16, 2014 8:44 AM
I use MVCL a lot even for very small moves where the length is not
known at assembly time. But I know my environment and its performance
requirements, and often judge the relative elegance, generality, and