#include <passes/undef_elim.h>
Inheritance diagram for UndefElimPass:
Collaboration diagram for UndefElimPass:
Public Member Functions | |
| UndefElimPass (PassManager *passManager) | |
| Initialises the pass. | |
| bool | Run (Prog &prog) override |
| Runs the pass. | |
| const char * | GetPassName () const override |
| Returns the name of the pass. | |
 Public Member Functions inherited from Pass | |
| Pass (PassManager *passManager) | |
| virtual | ~Pass () |
| template<typename T > | |
| T * | getAnalysis () |
| Returns an available analysis. | |
Static Public Attributes | |
| static const char * | kPassID = "undef-elim" |
| Pass identifier. | |
Additional Inherited Members | |
| Protected Member Functions inherited from Pass | |
| const PassConfig & | GetConfig () const |
| Returns a reference to the configuration. | |
| const Target * | GetTarget () const |
| Returns a reference to the target. | |
| Protected Attributes inherited from Pass | |
| PassManager * | passManager_ |
| Pass manager scheduling this pass. | |
Detailed Description
Pass to simplify the program exploiting undefined behaviour.
This pass simplifies control flow instructions, assuming the undefined value is false or zero, turning conditional jumps into unconditional ones, selecting the first successor as the target.
The documentation for this class was generated from the following files:
- passes/undef_elim.h
- passes/undef_elim.cpp
