Rewrite of VM execution pipeline

[playXE]

I decided to go JSC way with register based bytecode i.e stack allocated call frames, vPC and other fun stuff that it has. This PR will not be merged soon as there's still lots of work to do.

[github-actions[bot]]

Test262 conformance changes:

Test result	Dev count	PR count	Difference
Total	79,437	79,437	0
Passed	18,192	18,196	+4
Ignored	24,388	24,388	0
Failed	36,813	36,809	-4
Panics	44	44	0
Conformance	22.90	22.91	+0.01%

Base Failed But New Passed

``` 1. [strict] test262/test/built-ins/Object/create/15.2.3.5-4-39.js 2. [strict] test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-93-1.js 3. [non-strict] test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-93-3.js 4. [non-strict] test262/test/built-ins/Object/create/15.2.3.5-4-39.js 5. [strict] test262/test/built-ins/Object/keys/15.2.3.14-3-1.js ```

New Failed But Base Passed

``` 1. [non-strict] test262/test/built-ins/Object/defineProperties/15.2.3.7-6-a-93-1.js ```