swalk-cavium

@jim-saxman - Is this branch complete? Or do I have to do the cherry-picking business on top of #7661.

@jim-saxman - does this remove the restriction on retranslateAll()?

@jim-saxman - I think I merged #7661 and this change correctly and ran a MOP with 6 option sets. No new regressions were detected. I ran it on a Ubuntu...

@mxw - Hi Max, Can you inspect?

@jim-saxman, @dave-estes, @cmuellnerTheobromaSystems - Any comments? It didn't seem right to change options automatically on the user, so I figured a note would be sufficient.

@jim-saxman - I had been letting it default. That's when I noticed the one regression test slowing down.

@mxw - Hi Max, Can you review? These changes allow the C++/PHP stack walk to work. Evidence below. cat t | cut -c1-100 (gdb) walkstk #0 {inline frame} @ 0x072b4148:...

@mxw - Hi Max, Can you review?

@mxw - Can you inspect?

@jim-saxman - LGTM