Linking AMD Library - Linking AMD Library - 57222

Execute the following command to link AMDLIBM with the linker.

$ clang [command line flags] xyz.c -L<compdir>/aocc-compiler-<ver>/lib -lamdlibm -lm -o xyz.out

Execute the following command to link vector library calls from AOCC.

$ clang -ffast-math [command line flags] xyz.c -fveclib=AMDLIBM -lamdlibm -lm -o xyz.out

-ffastlib=AMDLIBM with -Ofast enables the use of the fastmath functions from amdlibm. Linking may fail with undefined symbols if the correct library is not used for linking.

Execute the following command to link AMDLIBMFAST with the linker.

$ clang -Ofast [other command line flags] xyz.c -ffastlib=AMDLIBM -lamdlibmfast -lamdlibm -lm -o xyz.out

amdalloc is AMD's memory allocation library based on jemalloc and is available as a part of AOCC binary package. Execute the following command to link amdalloc with the linker.

$ clang [command line flags] xyz.c -L<Path to Libraries in AOCC package> -lamdalloc -o xyz.out

amdalloc-ext is AMD's memory allocation library optimized for performance and is available as a part of the AOCC binary package. This library provides optimized implementation of allocation routines malloc(), calloc(), realloc() and free(). It is C99 standard compliant.

$ clang [command line flags] xyz.c -L<Path to Libraries in AOCC package> -lamdalloc-ext -o xyz.out