revertzip-3.0-crc-builtin.patch
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From 6210c2007a430882d234d846d133d5f3799434aa Mon Sep 17 00:00:00 2001
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From: Euler Hanzh <18221254@bjtu.edu.cn>
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Date: Mon, 17 May 2021 17:32:51 +0800
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Subject: [PATCH] this patch is created for performance optimization in crc calculation only suitable for openeuler of aarch64 architecture.
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The speed of zip software when running can be accelerate by nearly 20% than before.
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---
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zip30/crc32.c | 27 +++++++++++++++++++++++++++
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zip30/crc32.h | 4 ++++
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zip30/unix/Makefile | 13 +++++++++++--
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3 files changed, 42 insertions(+), 2 deletions(-)
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diff --git a/zip30/crc32.c b/zip30/crc32.c
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index 6b2403b..9e26af7 100644
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--- a/zip30/crc32.c
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+++ b/zip30/crc32.c
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@@ -675,7 +675,32 @@ void free_crc_table()
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#endif /* (IZ_CRC_BE_OPTIMIZ || IZ_CRC_LE_OPTIMIZ) */
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+#ifdef ARCH_AARCH64
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+u_int32_t crc32(u_int32_t crc,const u_int8_t *p, unsigned int len)
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+{
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+ int64_t length = len;
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+
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+ while ((length -= sizeof(u_int64_t)) >=0) {
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+ __builtin_aarch64_crc32cx(crc, *((u_int64_t *)p));
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+ p += sizeof(u_int64_t);
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+ }
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+ if (length & sizeof(u_int32_t)) {
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+ __builtin_aarch64_crc32cw(crc, *((u_int32_t *)p));
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+ p += sizeof(u_int32_t);
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+ }
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+
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+ if (length & sizeof(u_int16_t)) {
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+ __builtin_aarch64_crc32ch(crc, *((u_int16_t *)p));
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+ p += sizeof(u_int16_t);
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+ }
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+
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+ if (length & sizeof(u_int8_t))
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+ __builtin_aarch64_crc32cb(crc, *p);
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+
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+ return crc;
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+}
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+#else
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/* ========================================================================= */
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ulg crc32(crc, buf, len)
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ulg crc; /* crc shift register */
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@@ -726,6 +751,8 @@ ulg crc32(crc, buf, len)
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return REV_BE(c) ^ 0xffffffffL; /* (instead of ~c for 64-bit machines) */
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}
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+#endif /* !ARCH_AARCH64*/
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#endif /* !ASM_CRC */
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#endif /* !CRC_TABLE_ONLY */
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#endif /* !USE_ZLIB */
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diff --git a/zip30/crc32.h b/zip30/crc32.h
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index 83af240..6fdaf32 100644
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--- a/zip30/crc32.h
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+++ b/zip30/crc32.h
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@@ -36,7 +36,11 @@
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# undef IZ_CRC_BE_OPTIMIZ
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# endif
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#else /* !(USE_ZLIB || CRC_TABLE_ONLY) */
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+# ifdef ARCH_AARCH64
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+ u_int32_t crc32(u_int32_t crc,const u_int8_t *p, unsigned int len);
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+# else
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ulg crc32 OF((ulg crc, ZCONST uch *buf, extent len));
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+# endif
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#endif /* ?(USE_ZLIB || CRC_TABLE_ONLY) */
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#ifndef CRC_32_TAB
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diff --git a/zip30/unix/Makefile b/zip30/unix/Makefile
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index abd0c44..065395a 100644
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--- a/zip30/unix/Makefile
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+++ b/zip30/unix/Makefile
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@@ -37,6 +37,9 @@ CHMOD = chmod
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BINFLAGS = 755
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MANFLAGS = 644
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+
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+TARGET_ARCH = $(shell uname -m)
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+ARCH = $(shell getconf LONG_BIT)
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# target directories - where to install executables and man pages to
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prefix = /usr/local
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BINDIR = $(prefix)/bin
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@@ -59,6 +62,12 @@ IZ_OUR_BZIP2_DIR = bzip2
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# LFLAGS2 flags after obj file list (libraries, etc)
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CFLAGS_NOOPT = -I. -DUNIX $(LOCAL_ZIP)
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CFLAGS = -O2 $(CFLAGS_NOOPT)
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+ifeq ($(TARGET_ARCH),aarch64)
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+CFF = -DARCH=$(ARCH) -march=armv8.1-a -D ARCH_AARCH64
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+else
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+CFF =
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+endif
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+
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LFLAGS1 =
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LFLAGS2 = -s
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@@ -80,10 +89,10 @@ ZIP_H = zip.h ziperr.h tailor.h unix/osdep.h
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.SUFFIXES:
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.SUFFIXES: _.o .o .c .doc .1
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.c_.o:
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- $(CC) -c $(CFLAGS) -DUTIL -o $@ $<
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+ $(CC) -c $(CFLAGS) -DUTIL $(CFF) -o $@ $<
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.c.o:
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- $(CC) -c $(CFLAGS) $<
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+ $(CC) -c $(CFLAGS) $(CFF) $<
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.1.doc:
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nroff -man $< | col -bx | uniq > $@
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--
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2.23.0
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7
zip.spec
7
zip.spec
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Name: zip
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Name: zip
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Version: 3.0
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Version: 3.0
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Release: 27
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Release: 28
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Summary: A compression and file packaging/archive utility
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Summary: A compression and file packaging/archive utility
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License: Info-ZIP
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License: Info-ZIP
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URL: http://www.info-zip.org/Zip.html
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URL: http://www.info-zip.org/Zip.html
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@ -18,8 +18,6 @@ Patch6000: CVE-2018-13410.patch
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Patch9000: openEuler-Cleanup-residual-temporary-file.patch
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Patch9000: openEuler-Cleanup-residual-temporary-file.patch
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Patch12000: zip-3.0-crc-builtin.patch
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BuildRequires: bzip2-devel gcc
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BuildRequires: bzip2-devel gcc
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Requires: unzip
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Requires: unzip
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@ -58,6 +56,9 @@ mkdir -p %{buildroot}%{_mandir}/man1
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%{_mandir}/man1/zip*
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%{_mandir}/man1/zip*
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%changelog
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%changelog
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* Mon Jun 21 2021 shixuantong <shixuantong@huawei.com> - 3.0-28
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- revert zip-3.0-crc-builtin.patch
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* May Sun 9 2021 hanzhelii <182212254@bjtu.edu.cn> - 3.0-27
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* May Sun 9 2021 hanzhelii <182212254@bjtu.edu.cn> - 3.0-27
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- Add zip-3.0-crc-builtin.patch
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- Add zip-3.0-crc-builtin.patch
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