XL Fortran is the name of IBM's proprietary optimizing Fortran compiler for IBM-supported environments, including Linux for little-endian distributions and AIX.
Features
edit- Tuning for Power ISA
- Fortran language standard support (XL Fortran's Fortran 2008 Compliance Status and XL Fortran's TS 29113 Compliance Status)
- CUDA Fortran support [1]
- OpenMP API support [2]
- Five optimization levels (-O0,-O2,-O3,-O4,-O5) [3]
- Profile-directed feedback optimization
- Interprocedural optimization and inlining
- High order transformations [4]
References
edit- ^ "Reference and limitations for CUDA Fortran support". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.
- ^ "Parallel programming with XL Fortran". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.
- ^ "-O". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.
- ^ "High-order transformation (HOT)". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.