A Global Value Numbering pass that eliminates redundant values.
Declared in <llvm/Transforms/Scalar/NewGVN.h>
class NewGVNPass
: public OptionalPassInfoMixin<NewGVNPass>This is a reimplementation of GVN that uses a sparse dataflow lattice and congruence classes to find and remove fully redundant instructions.
| Name | Description |
|---|---|
OptionalPassInfoMixin<NewGVNPass> | A CRTP mix-in for passes that can be skipped. |
| Name | Description |
|---|---|
run | Run the pass over the function. |
| Name | Description |
|---|---|
isRequired | Return false; optional passes may be skipped. |