Spill variable `var` (if initialized).

Strip variable id bit so it becomes a pure index to `VarData[]` array.

<summary> Get image subsystem </summary> <returns>Image subsystem</returns>

<summary> Get TEB </summary> <returns>TEB pointer</returns>

<summary> Remove exception on return </summary> <returns>Return address</returns>

Unuse variable `var` (if initialized).

Update required stack alignment so it's not lower than expected stack alignment.

<summary> Validate memory block <returns>true if memory pointer isn't 0</returns>

<summary> Check if thread exists </summary> <returns>true if thread exists</returns>

Create 128-bit Xmm register operand.

Create 256-bit Ymm register operand.

Create 512-bit Zmm register operand.

*/