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The reimplementation is a bit cleaner than the original code, although it is also slightly slower. This shouldn't matter too much as we will have asm code for the major platforms. The code is unrolled when built in the kernel or user space, but not when in libsa, as to reduce the code size. Differential Revision: https://reviews.freebsd.org/D45670 Reviewed by: jrtc27, imp Approved by: markj (mentor) MFC after: 1 month
227 lines
6.9 KiB
Makefile
227 lines
6.9 KiB
Makefile
# Originally from $NetBSD: Makefile,v 1.21 1997/10/26 22:08:38 lukem Exp $
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#
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# Notes:
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# - We don't use the libc strerror/sys_errlist because the string table is
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# quite large.
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#
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.include <bsd.init.mk>
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LIBSA_CPUARCH?=${MACHINE_CPUARCH}
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LIB?= sa
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# standalone components and stuff we have modified locally
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SRCS+= gzguts.h zutil.h __main.c abort.c assert.c bcd.c environment.c \
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features.c getopt.c gets.c globals.c \
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hexdump.c nvstore.c pager.c panic.c printf.c strdup.c strerror.c \
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random.c sbrk.c tslog.c twiddle.c zalloc.c zalloc_malloc.c
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# private (pruned) versions of libc string functions
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SRCS+= strcasecmp.c
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.PATH: ${LIBCSRC}/net
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SRCS+= ntoh.c
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# string functions from libc
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.PATH: ${LIBCSRC}/string
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SRCS+= bcmp.c bcopy.c bzero.c ffs.c fls.c \
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memccpy.c memchr.c memcmp.c memcpy.c memmove.c memset.c \
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strcat.c strchr.c strchrnul.c strcmp.c strcpy.c stpcpy.c stpncpy.c \
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strcspn.c strlcat.c strlcpy.c strlen.c strncat.c strncmp.c strncpy.c \
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strnlen.c strpbrk.c strrchr.c strsep.c strspn.c strstr.c strtok.c swab.c
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# stdlib functions from libc
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.PATH: ${LIBCSRC}/stdlib
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SRCS+= abs.c strtol.c strtoll.c strtoul.c strtoull.c
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# common boot code
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.PATH: ${SYSDIR}/kern
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SRCS+= subr_boot.c
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.if ${MACHINE_CPUARCH} == "arm"
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.PATH: ${LIBCSRC}/arm/gen
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# Do not generate movt/movw, because the relocation fixup for them does not
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# translate to the -Bsymbolic -pie format required by self_reloc() in loader(8).
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# Also, the fpu is not available in a standalone environment.
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CFLAGS.clang+= -mno-movt
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CFLAGS.clang+= -mfpu=none
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.PATH: ${SRCTOP}/contrib/llvm-project/compiler-rt/lib/builtins/arm/
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SRCS+= aeabi_idivmod.S aeabi_ldivmod.S aeabi_uidivmod.S aeabi_uldivmod.S
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SRCS+= aeabi_memcmp.S aeabi_memcpy.S aeabi_memmove.S aeabi_memset.S
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.endif
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.if ${MACHINE_CPUARCH} == "aarch64" || ${MACHINE_CPUARCH} == "riscv"
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.PATH: ${LIBCSRC}/${MACHINE_CPUARCH}/gen
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.endif
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# Compiler support functions
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.PATH: ${SRCTOP}/contrib/llvm-project/compiler-rt/lib/builtins/
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# __clzsi2 and ctzsi2 for various builtin functions
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SRCS+= clzsi2.c ctzsi2.c
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# Divide and modulus functions called by the compiler
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SRCS+= divmoddi4.c divmodsi4.c divdi3.c divsi3.c moddi3.c modsi3.c
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SRCS+= udivmoddi4.c udivmodsi4.c udivdi3.c udivsi3.c umoddi3.c umodsi3.c
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SRCS+= ashldi3.c ashrdi3.c lshrdi3.c
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.if ${MACHINE_CPUARCH:Namd64:Ni386} == ""
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.PATH: ${SASRC}/x86
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SRCS+= hypervisor.c
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.endif
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.if ${MACHINE_CPUARCH} == "powerpc"
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SRCS+= syncicache.c
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.endif
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# uuid functions from libc
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.PATH: ${LIBCSRC}/uuid
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SRCS+= uuid_create_nil.c uuid_equal.c uuid_from_string.c uuid_is_nil.c uuid_to_string.c
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# _setjmp/_longjmp
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.PATH: ${SASRC}/${LIBSA_CPUARCH}
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SRCS+= _setjmp.S
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# decompression functionality from libbz2
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# NOTE: to actually test this functionality after libbz2 upgrade compile
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# loader(8) with LOADER_BZIP2_SUPPORT defined
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.PATH: ${SRCTOP}/contrib/bzip2
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.for i in bzlib.c crctable.c decompress.c huffman.c randtable.c
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CFLAGS.${i}+= -DBZ_NO_STDIO -DBZ_NO_COMPRESS
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SRCS+=${i}
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.endfor
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# decompression functionality from zlib
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# https://github.com/madler/zlib/issues/633 documents why we suppress deprecated
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# prototype warnings.
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.PATH: ${SRCTOP}/sys/contrib/zlib
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ZLIB_CFLAGS=-DHAVE_MEMCPY -I${SRCTOP}/sys/contrib/zlib ${NO_WDEPRECATED_NON_PROTOTYPE}
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.for i in adler32.c crc32.c infback.c inffast.c inflate.c inftrees.c zutil.c
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CFLAGS.${i}+=${ZLIB_CFLAGS}
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SRCS+= ${i}
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.endfor
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# lz4 decompression functionality
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.PATH: ${SRCTOP}/sys/cddl/contrib/opensolaris/common/lz4
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SRCS+= lz4.c
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CFLAGS.lz4.c+= -I${SRCTOP}/sys/cddl/contrib/opensolaris/common/lz4
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# io routines
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SRCS+= closeall.c dev.c ioctl.c nullfs.c stat.c mount.c \
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fstat.c close.c lseek.c open.c read.c write.c readdir.c preload.c
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# SMBios routines
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SRCS+= smbios.c
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.if !defined(BOOT_HIDE_SERIAL_NUMBERS)
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# Export serial numbers, UUID, and asset tag from loader.
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CFLAGS.smbios.c+= -DSMBIOS_SERIAL_NUMBERS
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.if defined(BOOT_LITTLE_ENDIAN_UUID)
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# Use little-endian UUID format as defined in SMBIOS 2.6.
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CFLAGS.smbios.c+= -DSMBIOS_LITTLE_ENDIAN_UUID
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.elif defined(BOOT_NETWORK_ENDIAN_UUID)
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# Use network-endian UUID format for backward compatibility.
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CFLAGS.smbios.c+= -DSMBIOS_NETWORK_ENDIAN_UUID
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.endif
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.endif
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# network routines
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SRCS+= arp.c ether.c ip.c inet_ntoa.c in_cksum.c net.c udp.c netif.c rpc.c
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# network info services:
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SRCS+= bootp.c rarp.c bootparam.c
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# boot filesystems
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SRCS+= ufs.c nfs.c cd9660.c tftp.c gzipfs.c bzipfs.c
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SRCS+= dosfs.c ext2fs.c
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SRCS+= splitfs.c
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SRCS+= pkgfs.c
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# Time support
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SRCS+= time.c
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# kernel ufs support
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.PATH: ${SRCTOP}/sys/ufs/ffs
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SRCS+=ffs_subr.c ffs_tables.c
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#
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# i386 has a constrained space for its /boot/loader, so compile out the
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# extensive messages diagnosing bad superblocks. i386 doesn't support UEFI
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# booting, so doing it always makes sense natively there. When we compile
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# for 32-bit on amd64, LIBSA_CPUARCH is also i386 and we use libsa32 only
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# for the BIOS /boot/loader which has the same constraints.
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#
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.if ${LIBSA_CPUARCH} == "i386"
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CFLAGS.ffs_subr.c+= -DSTANDALONE_SMALL
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.endif
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CFLAGS.gzipfs.c+= ${ZLIB_CFLAGS}
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CFLAGS.pkgfs.c+= ${ZLIB_CFLAGS}
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CFLAGS.bzipfs.c+= -I${SRCTOP}/contrib/bzip2 -DBZ_NO_STDIO -DBZ_NO_COMPRESS
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# explicit_bzero and calculate_crc32c
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.PATH: ${SYSDIR}/libkern
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SRCS+= explicit_bzero.c crc32_libkern.c
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# Bits from GELI reused for some random seeding cases
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.PATH: ${SYSDIR}/geom/eli
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SRCS+= g_eli_hmac.c pkcs5v2.c
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# Maybe GELI
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.if ${MK_LOADER_GELI} == "yes"
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.include "${SASRC}/geli/Makefile.inc"
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.endif
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.if ${MK_LOADER_VERIEXEC} == "yes" && ${MK_BEARSSL} == "yes"
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# XXX Note that these pollutes CFLAGS in a way that's not easy to fix
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.include "${SRCTOP}/lib/libbearssl/Makefile.libsa.inc"
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.include "${SRCTOP}/lib/libsecureboot/Makefile.libsa.inc"
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.endif
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# Maybe ZFS
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.if ${MK_LOADER_ZFS} == "yes"
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.include "${SASRC}/zfs/Makefile.inc"
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.endif
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# Crypto hashing functions
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# sha256 and sha512 from sys/crypto
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.PATH: ${SYSDIR}/crypto/sha2
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SRCS+= sha256c.c sha512c.c
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.PATH: ${SYSDIR}/crypto
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SRCS+= md5c.c
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CFLAGS.md5c.c+= -DSTANDALONE_SMALL
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.if ${DO32:U0} == 0
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MAN=libsa.3
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.endif
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# Create a subset of includes that are safe, as well as adjusting those that aren't
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# The lists may drive people nuts, but they are explicitly opt-in
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FAKE_DIRS=xlocale arpa ssp
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SAFE_INCS=a.out.h assert.h elf.h limits.h nlist.h setjmp.h stddef.h stdbool.h string.h strings.h time.h uuid.h
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STAND_H_INC=ctype.h fcntl.h signal.h stdio.h stdlib.h unistd.h
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OTHER_INC=stdarg.h errno.h stdint.h
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beforedepend:
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mkdir -p ${FAKE_DIRS}; \
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for i in ${SAFE_INCS}; do \
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ln -sf ${SRCTOP}/include/$$i $$i; \
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done; \
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ln -sf ${SYSDIR}/sys/errno.h errno.h; \
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ln -sf ${SYSDIR}/sys/stdarg.h stdarg.h; \
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ln -sf ${SYSDIR}/sys/stdint.h stdint.h; \
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ln -sf ${SRCTOP}/include/arpa/inet.h arpa/inet.h; \
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ln -sf ${SRCTOP}/include/arpa/tftp.h arpa/tftp.h; \
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ln -sf ${SRCTOP}/include/ssp/ssp.h ssp/ssp.h; \
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for i in _time.h _strings.h _string.h; do \
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[ -f xlocale/$$i ] || :> xlocale/$$i; \
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done; \
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for i in ${STAND_H_INC}; do \
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ln -sf ${SASRC}/stand.h $$i; \
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done
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CLEANDIRS+=${FAKE_DIRS}
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CLEANFILES+= ${SAFE_INCS} ${STAND_H_INC} ${OTHER_INC}
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.include <bsd.lib.mk>
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