IBM XL Fortran

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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

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

^ "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.

External links

[1] "Reference and limitations for CUDA Fortran support". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.

[2] "Parallel programming with XL Fortran". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.

[3] "-O". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.

[4] "High-order transformation (HOT)". IBM Knowledge Center. IBM. Retrieved 30 Nov 2018.

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