add default for Arm Compiler (#1888)
Add compiler option for armclang/armflang.
TYPE: enhancement
KEYWORDS: Arm Compiler for Linux
SOURCE: Jun Tang (Amazon)
DESCRIPTION OF CHANGES:
Add compile defaults for Arm Compiler for Linux.
LIST OF MODIFIED FILES:
M arch/configure.defaults
TESTS CONDUCTED:
- Tested the latest Arm compiler with this configuration. It shows 3% performance improvement on CONUS 12km benchmark.
- The Jenkins tests are all passing.
RELEASE NOTE: This PR adds compiler option for armclang/armflang.