corrected: tapset/script information template

Ananth N Mavinakayanahalli amavin@redhat.com
Wed May 4 18:12:00 GMT 2005


William Cohen wrote:

> 
> Yes, that is the same case for the x86/x86-64. All taken branches are 
> trapped, so the trap handler needs to look at the instruction to 
> determine whether it is a call, ret, or regular branch.
> 
> What does the ppc MSR[BE] do with the branch instructions used for 
> implementing the atomic operations? Want to make sure that the atomic 
> operations work correctly.
> 

Atomic operations on ppc64 invariably use lwarx/stwcx before and after
the branch instructions. And Anton tells me that stepping over them is a
pain. He did suggest some ideas about how they can be tackled. Will look
at it in further detail.

Ananth



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