Fix savestates broken by #6493.
x86jit: Flush the PC before r/w in debug.

This way we get better log output.
Minor logging improvement.
Flush icache before memcpys.

Maybe there's a way to optimize this better...
Merge pull request #6503 from unknownbrackets/jit-minor

Flush the icache before memcpys
Keep track of ranges that have emuhack ops.

So that we can invalidate them smarter.
Merge pull request #6505 from unknownbrackets/jit-minor

Keep track of ranges that have emuhack ops
Fix sceCtrl buffer update timing drift.

Spotted by xsacha.  Only when not using vblank timing (most commonly used
by games.)