git: 6c8358cd7ffd - main - stand: back out the most of the horrible aarch64 kludge
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Date: Mon, 01 May 2023 21:04:24 UTC
The branch main has been updated by imp: URL: https://cgit.FreeBSD.org/src/commit/?id=6c8358cd7ffd71acec74036429a8afb502720722 commit 6c8358cd7ffd71acec74036429a8afb502720722 Author: Warner Losh <imp@FreeBSD.org> AuthorDate: 2023-05-01 16:07:00 +0000 Commit: Warner Losh <imp@FreeBSD.org> CommitDate: 2023-05-01 21:02:54 +0000 stand: back out the most of the horrible aarch64 kludge Add one ifdef to upstrem code and get rid of compiling the horrible checked-in aarch64 assembler for the boot loader that the loader will never use. I'll attempt to upstream this and adjust as needed. Sponsored by: Netflix Differential Revision: https://reviews.freebsd.org/D39897 --- stand/libsa/zfs/Makefile.inc | 33 ++++------------------ stand/libsa/zfs/blake3_impl_hack.c | 23 ++------------- .../openzfs/module/icp/algs/blake3/blake3_impl.c | 13 +++++---- 3 files changed, 15 insertions(+), 54 deletions(-) diff --git a/stand/libsa/zfs/Makefile.inc b/stand/libsa/zfs/Makefile.inc index 7660f4ab7baf..6eded5659602 100644 --- a/stand/libsa/zfs/Makefile.inc +++ b/stand/libsa/zfs/Makefile.inc @@ -19,11 +19,6 @@ ZSTD_SRC+= zstd_common.c ZSTD_SRC+= zstd_ddict.c zstd_decompress.c zstd_decompress_block.c ZSTD_SRC+= zstd_double_fast.c zstd_fast.c zstd_lazy.c zstd_ldm.c -# This is completely bogus: We should be able to omit this code completely. -.if ${MACHINE_ARCH} == "aarch64" -ZFS_SRC_AS = b3_aarch64_sse2.S b3_aarch64_sse41.S -.endif - SRCS+= ${ZFS_SRC} ${ZSTD_SRC} ${ZFS_SRC_AS} # @@ -52,9 +47,9 @@ CFLAGS.$i+= -include ${ZFSOSINC}/spl/sys/ccompile.h -Wformat -Wall -I${OZFS}/inc -DNEED_SOLARIS_BOOLEAN .endfor -CFLAGS_EARLY.blake3.c+= ${ZFS_EARLY} -CFLAGS_EARLY.blake3_generic.c+= ${ZFS_EARLY} -CFLAGS_EARLY.blake3_impl_hack.c+= ${ZFS_EARLY} +CFLAGS_EARLY.blake3.c+= ${ZFS_EARLY} -DOMIT_SIMD +CFLAGS_EARLY.blake3_generic.c+= ${ZFS_EARLY} -DOMIT_SIMD +CFLAGS_EARLY.blake3_impl_hack.c+= ${ZFS_EARLY} -DOMIT_SIMD CFLAGS_EARLY.list.c+= ${ZFS_EARLY} CFLAGS_EARLY.zfs_zstd.c+= ${ZFS_EARLY} CFLAGS_EARLY.nvlist.c+= ${ZFS_EARLY} @@ -73,9 +68,6 @@ CFLAGS.zfs.c+= -DHAS_ZSTD_ZFS \ -I${SYSDIR}/crypto/skein \ -I${SRCTOP}/sys/cddl/contrib/opensolaris/common/lz4 -.for i in ${ZFS_SRC_AS} -CFLAGS.$i+= -DLOCORE -.endfor # # ZSTD coding style has some issues, so suppress clang's warnings. Also, zstd's # use of BMI instrucitons is broken in this environment, so avoid them. @@ -86,24 +78,9 @@ CFLAGS.$i+= -U__BMI__ ${NO_WBITWISE_INSTEAD_OF_LOGICAL} CFLAGS.zfs_zstd.c+= -DIN_BASE -DIN_LIBSA +CFLAGS.blake3_impl_hack.c+= -I${OZFS}/module/icp/algs/blake3 -I${OZFS}/module/icp/include + # Do not unroll skein loops, reduce code size CFLAGS.skein_block.c+= -DSKEIN_LOOP=111 -# To find blake3_impl.c in OpenZFS tree for our somehat ugly blake3_impl_hack.c -# that's needed until the necessary tweaks can be upstreamed. -# XXX the last import gutted all this since upstream changes broke this hack. -CFLAGS.blake3_impl_hack.c+= -I${OZFS}/module/icp/algs/blake3 -I${OZFS}/module/icp/include - CWARNFLAGS.zfs.c+= ${NO_WDANGLING_POINTER} - -# Needing to remove the -mgeneral-regs-only is a red flag that this is not quite -# right. But it's needed at the moment due to the muddled upstream. -b3_aarch64_sse2.o: b3_aarch64_sse2.S - ${CC} -c ${CFLAGS:N-mgeneral-regs-only} ${WERROR} ${.IMPSRC} \ - -o ${.TARGET} - ${CTFCONVERT_CMD} - -b3_aarch64_sse41.o: b3_aarch64_sse41.S - ${CC} -c ${CFLAGS:N-mgeneral-regs-only} ${WERROR} ${.IMPSRC} \ - -o ${.TARGET} - ${CTFCONVERT_CMD} diff --git a/stand/libsa/zfs/blake3_impl_hack.c b/stand/libsa/zfs/blake3_impl_hack.c index 2be6cc54e774..789807714e2c 100644 --- a/stand/libsa/zfs/blake3_impl_hack.c +++ b/stand/libsa/zfs/blake3_impl_hack.c @@ -5,8 +5,8 @@ */ /* - * Hack for aarch64... There's no way to tell it omit the SIMD - * versions, so we fake it here. + * Hack for aarch64... Not sure why isspace isn't defined, but it sure doesn't + * belong here. */ #ifndef isspace static __inline int isspace(int c) @@ -16,22 +16,3 @@ static __inline int isspace(int c) #endif #include "blake3_impl.c" - -/* -static inline boolean_t blake3_is_not_supported(void) -{ - return (B_FALSE); -} - -const blake3_ops_t blake3_sse2_impl = { - .is_supported = blake3_is_not_supported, - .degree = 4, - .name = "fakesse2" -}; - -const blake3_ops_t blake3_sse41_impl = { - .is_supported = blake3_is_not_supported, - .degree = 4, - .name = "fakesse41" -}; -*/ diff --git a/sys/contrib/openzfs/module/icp/algs/blake3/blake3_impl.c b/sys/contrib/openzfs/module/icp/algs/blake3/blake3_impl.c index f3f48c2dfa1a..5684b4ff1a97 100644 --- a/sys/contrib/openzfs/module/icp/algs/blake3/blake3_impl.c +++ b/sys/contrib/openzfs/module/icp/algs/blake3/blake3_impl.c @@ -30,10 +30,13 @@ #include "blake3_impl.h" -#if defined(__aarch64__) || \ +#if !defined(OMIT_SIMD) && (defined(__aarch64__) || \ (defined(__x86_64) && defined(HAVE_SSE2)) || \ - (defined(__PPC64__) && defined(__LITTLE_ENDIAN__)) + (defined(__PPC64__) && defined(__LITTLE_ENDIAN__))) +#define USE_SIMD +#endif +#ifdef USE_SIMD extern void ASMABI zfs_blake3_compress_in_place_sse2(uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, uint64_t counter, uint8_t flags); @@ -96,9 +99,7 @@ const blake3_ops_t blake3_sse2_impl = { }; #endif -#if defined(__aarch64__) || \ - (defined(__x86_64) && defined(HAVE_SSE2)) || \ - (defined(__PPC64__) && defined(__LITTLE_ENDIAN__)) +#ifdef USE_SIMD extern void ASMABI zfs_blake3_compress_in_place_sse41(uint32_t cv[8], const uint8_t block[BLAKE3_BLOCK_LEN], uint8_t block_len, @@ -257,6 +258,7 @@ extern const blake3_ops_t blake3_generic_impl; static const blake3_ops_t *const blake3_impls[] = { &blake3_generic_impl, +#ifdef USE_SIMD #if defined(__aarch64__) || \ (defined(__x86_64) && defined(HAVE_SSE2)) || \ (defined(__PPC64__) && defined(__LITTLE_ENDIAN__)) @@ -273,6 +275,7 @@ static const blake3_ops_t *const blake3_impls[] = { #if defined(__x86_64) && defined(HAVE_AVX512F) && defined(HAVE_AVX512VL) &blake3_avx512_impl, #endif +#endif }; /* use the generic implementation functions */