Fetch IRBuilder from the given translation context.

This is the special operator that we use for writing a lifter. There are several major operators we use including this one. This one simply appends a statement to the IRBuilder. We always put a IRBuilder variable immediately after each operator without any space to make it visually distinct. For example, for a builder variable "ir", we write a lifting logic as follows: !ir insAddr insLen

The special operator for creating a symbol.

The special operator for creating a temporary variable.

The special operator for starting an instruction (ISMark).

The special operator for finishing an instruction (IEMark).

The special operator for applying a function with a IRBuilder as input.