llvm-project
c4f6d346 - [DAG] getNode - fold (sext (trunc x)) -> x iff the upper bits are already signbits (#151945)

Commit

36 days ago

[DAG] getNode - fold (sext (trunc x)) -> x iff the upper bits are already signbits (#151945) Similar to what we already do for ZERO_EXTEND/ANY_EXTEND patterns.

References

#151945 - [DAG] getNode - fold (sext (trunc x)) -> x iff the upper bits are already signbits

Author

RKSimon

Parents

ded1f3ec

llvm-project c4f6d346 - [DAG] getNode - fold (sext (trunc x)) -> x iff the upper bits are already signbits (#151945)

llvm-project
c4f6d346 - [DAG] getNode - fold (sext (trunc x)) -> x iff the upper bits are already signbits (#151945)