![[user]](http://www.spec.org/auto/accel/flags/user.png)
The PathScale C compiler for Linux.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
The PathScale Fortran compiler for Linux.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
The PathScale C compiler for Linux.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
The PathScale Fortran compiler for Linux.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Select C89 standard with GNU extensions.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Select C89 standard with GNU extensions.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Relaxed precision for Target device.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Relaxed precision for Target device.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Disable register pressure control in the scheduler.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Turns on aggressive optimization. The optimizations at this level are distinguished from -O2 by their aggressiveness, generally seeking highest-quality generated code even if it requires extensive compile time. They may include optimizations that are generally beneficial but may hurt performance.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Enable OpenACC directives.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Target AMD HAWAII GPUs.
![[user]](http://www.spec.org/auto/accel/flags/user.png)
Disable MI scheduler (use alternative scheduler).
Flag description origin markings:
For questions about the meanings of these flags, please contact the tester.
For other inquiries, please contact webmaster@spec.org
Copyright 2014-2015 Standard Performance Evaluation Corporation
Tested with SPEC ACCEL v1.0.
Report generated on Wed Mar 18 11:12:30 2015 by SPEC ACCEL flags formatter v1290.