xref: /freebsd/lib/libzstd/Makefile (revision 9c401bf14854ef20e5e187395a686b0d1b7bcb5f)
1PACKAGE=	zstd
2LIB_PACKAGE=
3
4LIB=	zstd
5SRCS=	entropy_common.c \
6	error_private.c \
7	fse_decompress.c \
8	pool.c \
9	threading.c \
10	xxhash.c \
11	zstd_common.c \
12	fse_compress.c \
13	huf_compress.c \
14	zstd_compress.c \
15	zstd_compress_literals.c \
16	zstd_compress_sequences.c \
17	zstd_compress_superblock.c \
18	zstdmt_compress.c \
19	huf_decompress.c \
20	zstd_ddict.c \
21	zstd_decompress.c \
22	zstd_decompress_block.c \
23	zbuff_common.c \
24	zbuff_compress.c \
25	zbuff_decompress.c \
26	cover.c \
27	divsufsort.c \
28	zdict.c \
29	zstd_fast.c \
30	zstd_lazy.c \
31	zstd_ldm.c \
32	zstd_opt.c \
33	zstd_double_fast.c \
34	debug.c \
35	hist.c \
36	fastcover.c
37WARNS?=	2
38INCS=	zstd.h
39CFLAGS+=	-I${ZSTDDIR}/lib -I${ZSTDDIR}/lib/common -DXXH_NAMESPACE=ZSTD_ \
40		-DZSTD_MULTITHREAD=1 -fvisibility=hidden
41LIBADD=	pthread
42
43# ZSTD_ASM_SUPPORTED is 0 on FreeBSD but 1 on macOS and Linux. Since we build
44# this as a bootstrap library and don't include any assembly sources in SRCS,
45# explicitly disable assembly.
46CFLAGS+=	-DZSTD_DISABLE_ASM
47
48PRIVATELIB=	yes
49
50ZSTDDIR=	${SRCTOP}/sys/contrib/zstd
51.PATH:	${ZSTDDIR}/lib/common ${ZSTDDIR}/lib/compress \
52	${ZSTDDIR}/lib/decompress ${ZSTDDIR}/lib/deprecated \
53	${ZSTDDIR}/lib/dictBuilder ${ZSTDDIR}/lib
54
55.include <bsd.compiler.mk>
56
57CFLAGS.huf_decompress.c+=	${NO_WBITWISE_INSTEAD_OF_LOGICAL}
58
59# https://github.com/facebook/zstd/commit/812e8f2a [zstd 1.4.1]
60# "Note that [GCC] autovectorization still does not do a good job on the
61# optimized version, so it's turned off via attribute and flag.  I found
62# that neither attribute nor command-line flag were entirely successful in
63# turning off vectorization, which is why there were both."
64.if ${COMPILER_TYPE} == "gcc"
65CFLAGS.zstd_decompress_block.c+=	-fno-tree-vectorize
66.endif
67
68# Work around lack of __bswap[sd]i2() intrinsics on riscv.  Probably should be
69# added to one of the runtime C libraries instead.
70.if ${MACHINE_CPUARCH} == "riscv"
71.PATH:	${ZSTDDIR}/lib/freebsd
72SRCS+=	zstd_kfreebsd.c
73.endif
74
75.include <bsd.lib.mk>
76