glibc/sysdeps/riscv/math-use-builtins-ffs.h

11 lines
292 B
C

#if __GNUC_PREREQ (12, 0) && defined __riscv_zbb
# define USE_FFS_BUILTIN 1
# define USE_FFSLL_BUILTIN 1
#elif __GNUC_PREREQ (13, 0) && defined __riscv_xtheadbb
# define USE_FFS_BUILTIN 0
# define USE_FFSLL_BUILTIN 1
#else
# define USE_FFS_BUILTIN 0
# define USE_FFSLL_BUILTIN 0
#endif