* sysdeps/aarch64/fpu/s_llrint.c (OREG_SIZE): New macro.
* sysdeps/aarch64/fpu/s_llround.c (OREG_SIZE): Likewise.
* sysdeps/aarch64/fpu/s_llrintf.c (OREGS, IREGS): Remove.
(IREG_SIZE, OREG_SIZE): New macros.
* sysdeps/aarch64/fpu/s_llroundf.c: (OREGS, IREGS): Remove.
(IREG_SIZE, OREG_SIZE): New macros.
* sysdeps/aarch64/fpu/s_lrintf.c (IREGS): Remove.
(IREG_SIZE): New macro.
* sysdeps/aarch64/fpu/s_lroundf.c (IREGS): Remove.
(IREG_SIZE): New macro.
* sysdeps/aarch64/fpu/s_lrint.c (get-rounding-mode.h, stdint.h):
New includes.
(IREG_SIZE, OREG_SIZE): Initialize if not already set.
(OREGS, IREGS): Set based on IREG_SIZE and OREG_SIZE.
(__CONCATX): Handle exceptions correctly on large values that may
set FE_INVALID.
* sysdeps/aarch64/fpu/s_lround.c (IREG_SIZE, OREG_SIZE):
Initialize if not already set.
(OREGS, IREGS): Set based on IREG_SIZE and OREG_SIZE.