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#
# String handling from the Arm Optimized Routines
# https://github.com/ARM-software/optimized-routines
#
AARCH64_STRING_FUNCS= \
memcmp \
memmove \
memrchr \
stpcpy \
strchr \
strchrnul \
strcpy \
strnlen \
strrchr
# SIMD-enhanced routines not derived from Arm's code
MDSRCS+= \
memchr.S \
strcmp.S \
strspn.S \
strcspn.S \
strpbrk.c \
strsep.c \
strcat.c \
strlcpy.S \
strncmp.S \
memccpy.S \
strncat.c \
strlcat.c \
strlen.S \
timingsafe_bcmp.S \
timingsafe_memcmp.S \
bcopy.c \
bzero.c \
memcpy.S \
memcpy_resolver.c \
memmove_resolver.c \
memset.S \
memset_resolver.c
#
# Add the above functions. Generate an asm file that includes the needed
# Arm Optimized Routines file defining the function name to the libc name.
# Some file need multiple macros defined or a weak symbol added we can
# override the generated file in these cases.
#
.for FUNC in ${AARCH64_STRING_FUNCS}
.if !exists(${FUNC}.S)
${FUNC}.S:
printf '/* %sgenerated by libc/aarch64/string/Makefile.inc */\n' @ > ${.TARGET}
printf '#define __%s_aarch64 %s\n' ${FUNC} ${FUNC} >> ${.TARGET}
printf '#include "aarch64/%s.S"\n' ${FUNC} >> ${.TARGET}
CLEANFILES+= ${FUNC}.S
.endif
MDSRCS+= ${FUNC}.S
CFLAGS.${FUNC}.S+=-I${SRCTOP}/contrib/arm-optimized-routines/string
.endfor
# Several files are wrappers in the src tree for the implementation from
# arm-optimized-routines
CFLAGS.memchr.S+=-I${SRCTOP}/contrib/arm-optimized-routines/string
CFLAGS.memcpy.S+=-I${SRCTOP}/contrib/arm-optimized-routines/string
CFLAGS.memset.S+=-I${SRCTOP}/contrib/arm-optimized-routines/string
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