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ca9a18e96d
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677ba36693 |
@ -1,34 +1,37 @@
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From a8c98703c8b7b1fc3ae104dce0bfd05dc92a1d7d Mon Sep 17 00:00:00 2001
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From: Wenlong Zhang <zhangwenlong@loongson.cn> Huang Yang <huangyang@loongson.cn>
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Date: Mon, 14 Nov 2022 11:48:49 +0000
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From 560380189ff29687e011eada93774af59452f2c5 Mon Sep 17 00:00:00 2001
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From: Wenlong Zhang <zhangwenlong@loongson.cn>
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Date: Wed, 6 Mar 2024 03:28:59 +0000
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Subject: [PATCH] add loongarch suopport for abseil-cpp
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Signed-off-by: Wenlong Zhang <zhangwenlong@loongson.cn>
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---
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absl/base/internal/direct_mmap.h | 3 ++-
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1 file changed, 2 insertions(+), 1 deletion(-)
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absl/base/internal/direct_mmap.h | 7 ++++++-
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1 file changed, 6 insertions(+), 1 deletion(-)
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diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
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index e492bb0..d11a64e 100644
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index 1beb2ee..80fcbbb 100644
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--- a/absl/base/internal/direct_mmap.h
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+++ b/absl/base/internal/direct_mmap.h
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@@ -79,6 +79,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
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(defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32) || \
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@@ -80,7 +80,8 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
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(defined(__PPC__) && !defined(__PPC64__)) || \
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(defined(__riscv) && __riscv_xlen == 32) || \
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+ defined(__loongarch64) || \
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(defined(__s390__) && !defined(__s390x__)) || \
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(defined(__sparc__) && !defined(__arch64__))
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- (defined(__sparc__) && !defined(__arch64__))
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+ (defined(__sparc__) && !defined(__arch64__)) || \
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+ defined(__loongarch64)
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// On these architectures, implement mmap with mmap2.
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@@ -100,7 +101,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
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return __mmap2(start, length, prot, flags, fd, offset / pagesize);
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static int pagesize = 0;
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if (pagesize == 0) {
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@@ -99,6 +100,10 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
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// Workaround by invoking __mmap2() instead.
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return __mmap2(start, length, prot, flags, fd,
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static_cast<size_t>(offset / pagesize));
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+#elif defined(__loongarch64)
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+ return reinterpret_cast<void*>(
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+ syscall(SYS_mmap, start, length, prot, flags, fd,
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+ static_cast<unsigned long>(offset / pagesize))); // NOLINT
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#else
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return reinterpret_cast<void*>(
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- syscall(SYS_mmap2, start, length, prot, flags, fd,
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+ syscall(SYS_mmap, start, length, prot, flags, fd,
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static_cast<off_t>(offset / pagesize)));
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#endif
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#elif defined(__s390x__)
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syscall(SYS_mmap2, start, length, prot, flags, fd,
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--
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2.33.0
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2.43.0
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81
0002-PR-1644-unscaledcycleclock-remove-RISC-V-support.patch
Normal file
81
0002-PR-1644-unscaledcycleclock-remove-RISC-V-support.patch
Normal file
@ -0,0 +1,81 @@
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From 7335a36d0b5c1c597566f9aa3f458a5b6817c3b4 Mon Sep 17 00:00:00 2001
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From: aurel32 <aurelien@aurel32.net>
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Date: Fri, 22 Mar 2024 14:21:13 -0700
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Subject: [PATCH] PR #1644: unscaledcycleclock: remove RISC-V support
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Imported from GitHub PR https://github.com/abseil/abseil-cpp/pull/1644
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Starting with Linux 6.6 [1], RDCYCLE is a privileged instruction on RISC-V and can't be used directly from userland. There is a sysctl option to change that as a transition period, but it will eventually disappear.
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The RDTIME instruction is another less accurate alternative, however its frequency varies from board to board, and there is currently now way to get its frequency from userland [2].
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Therefore this patch just removes the code for unscaledcycleclock on RISC-V. Without processor specific implementation, abseil relies on std::chrono::steady_clock::now().time_since_epoch() which is basically a wrapper around clock_gettime (CLOCK_MONOTONIC), which in turns use __vdso_clock_gettime(). On RISC-V this VDSO is just a wrapper around RDTIME correctly scaled to use nanoseconds units.
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This fixes the testsuite on riscv64, tested on a VisionFive 2 board.
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[1] https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=cc4c07c89aada16229084eeb93895c95b7eabaa3
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[2] https://github.com/abseil/abseil-cpp/pull/1631
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Merge 43356a2548cfde76e164d446cb69004b488c6a71 into 76f8011beabdaee872b5fde7546e02407b220cb1
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Merging this change closes #1644
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COPYBARA_INTEGRATE_REVIEW=https://github.com/abseil/abseil-cpp/pull/1644 from aurel32:rv64-no-unscaledcycleclock 43356a2548cfde76e164d446cb69004b488c6a71
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PiperOrigin-RevId: 618286262
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Change-Id: Ie4120a727e7d0bb185df6e06ea145c780ebe6652
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---
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absl/base/internal/unscaledcycleclock.cc | 12 ------------
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absl/base/internal/unscaledcycleclock_config.h | 8 ++++----
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2 files changed, 4 insertions(+), 16 deletions(-)
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diff --git a/absl/base/internal/unscaledcycleclock.cc b/absl/base/internal/unscaledcycleclock.cc
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index 05e0e7ba..a0bf3a65 100644
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--- a/absl/base/internal/unscaledcycleclock.cc
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+++ b/absl/base/internal/unscaledcycleclock.cc
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@@ -121,18 +121,6 @@ double UnscaledCycleClock::Frequency() {
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return aarch64_timer_frequency;
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}
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-#elif defined(__riscv)
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-
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-int64_t UnscaledCycleClock::Now() {
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- int64_t virtual_timer_value;
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- asm volatile("rdcycle %0" : "=r"(virtual_timer_value));
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- return virtual_timer_value;
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-}
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-
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-double UnscaledCycleClock::Frequency() {
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- return base_internal::NominalCPUFrequency();
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-}
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-
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#elif defined(_M_IX86) || defined(_M_X64)
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#pragma intrinsic(__rdtsc)
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diff --git a/absl/base/internal/unscaledcycleclock_config.h b/absl/base/internal/unscaledcycleclock_config.h
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index 24b324ac..43a3dabe 100644
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--- a/absl/base/internal/unscaledcycleclock_config.h
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+++ b/absl/base/internal/unscaledcycleclock_config.h
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@@ -21,8 +21,8 @@
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// The following platforms have an implementation of a hardware counter.
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#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || \
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- defined(__powerpc__) || defined(__ppc__) || defined(__riscv) || \
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- defined(_M_IX86) || (defined(_M_X64) && !defined(_M_ARM64EC))
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+ defined(__powerpc__) || defined(__ppc__) || defined(_M_IX86) || \
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+ (defined(_M_X64) && !defined(_M_ARM64EC))
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#define ABSL_HAVE_UNSCALED_CYCLECLOCK_IMPLEMENTATION 1
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#else
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#define ABSL_HAVE_UNSCALED_CYCLECLOCK_IMPLEMENTATION 0
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@@ -53,8 +53,8 @@
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#if ABSL_USE_UNSCALED_CYCLECLOCK
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// This macro can be used to test if UnscaledCycleClock::Frequency()
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// is NominalCPUFrequency() on a particular platform.
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-#if (defined(__i386__) || defined(__x86_64__) || defined(__riscv) || \
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- defined(_M_IX86) || defined(_M_X64))
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+#if (defined(__i386__) || defined(__x86_64__) || defined(_M_IX86) || \
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+ defined(_M_X64))
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#define ABSL_INTERNAL_UNSCALED_CYCLECLOCK_FREQUENCY_IS_CPU_FREQUENCY
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#endif
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#endif
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--
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2.39.2
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Binary file not shown.
BIN
abseil-cpp-20230802.1.tar.gz
Normal file
BIN
abseil-cpp-20230802.1.tar.gz
Normal file
Binary file not shown.
@ -2,21 +2,20 @@
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%undefine __cmake_in_source_build
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# Installed library version
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%global lib_version 2301.0.0
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%global lib_version 2308.0.0
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Name: abseil-cpp
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Version: 20230125.3
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Release: 1
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Version: 20230802.1
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Release: 5
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Summary: C++ Common Libraries
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License: Apache-2.0 AND LicenseRef-Fedora-Public-Domain
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License: Apache-2.0
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URL: https://abseil.io
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Source0: https://github.com/abseil/abseil-cpp/archive/%{version}/%{name}-%{version}.tar.gz
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Patch1: abseil-cpp-20210324.2-sw.patch
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%ifarch loongarch64
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Patch100: 0001-add-loongarch-suopport-for-abseil-cpp.patch
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%endif
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Patch101: 0002-PR-1644-unscaledcycleclock-remove-RISC-V-support.patch
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BuildRequires: cmake ninja-build
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BuildRequires: gcc-c++
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@ -51,7 +50,9 @@ Development headers for %{name}
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%build
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%cmake -S %{_vpath_srcdir} -B %{_vpath_builddir} -GNinja \
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-DCMAKE_BUILD_TYPE:STRING=None \
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-DCMAKE_CXX_STANDARD:STRING=17
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-DCMAKE_CXX_STANDARD:STRING=17 \
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-DCMAKE_SHARED_LINKER_FLAGS="-Wl,--as-needed" \
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-DCMAKE_BUILD_TYPE=RelWithDebInfo
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%__cmake --build %{_vpath_builddir} %{?_smp_mflags} --verbose
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@ -101,6 +102,7 @@ DESTDIR="%{buildroot}" %__cmake --install "%{_vpath_builddir}"
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%{_libdir}/libabsl_hash.so.%{lib_version}
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%{_libdir}/libabsl_hashtablez_sampler.so.%{lib_version}
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%{_libdir}/libabsl_int128.so.%{lib_version}
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%{_libdir}/libabsl_kernel_timeout_internal.so.%{lib_version}
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%{_libdir}/libabsl_leak_check.so.%{lib_version}
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%{_libdir}/libabsl_log_entry.so.%{lib_version}
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%{_libdir}/libabsl_log_flags.so.%{lib_version}
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@ -141,6 +143,7 @@ DESTDIR="%{buildroot}" %__cmake --install "%{_vpath_builddir}"
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%{_libdir}/libabsl_strerror.so.%{lib_version}
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%{_libdir}/libabsl_strings.so.%{lib_version}
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%{_libdir}/libabsl_strings_internal.so.%{lib_version}
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%{_libdir}/libabsl_string_view.so.%{lib_version}
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%{_libdir}/libabsl_symbolize.so.%{lib_version}
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%{_libdir}/libabsl_synchronization.so.%{lib_version}
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%{_libdir}/libabsl_throw_delegate.so.%{lib_version}
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@ -154,6 +157,36 @@ DESTDIR="%{buildroot}" %__cmake --install "%{_vpath_builddir}"
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%{_libdir}/pkgconfig/*.pc
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%changelog
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* Thu Aug 01 2024 xinghe <xinghe2@h-partners.com> - 20230802.1-5
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- Type:bugfix
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- ID:NA
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- SUG:NA
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- DESC:fix license
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* Fri May 31 2024 laokz <zhangkai@iscas.ac.cn> - 20230802.1-4
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- Type:bugfix
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- CVE:NA
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- SUG:NA
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- DESC:Fix riscv64 'rdcycle' illegal instructor error
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* Wed Mar 6 2024 Wenlong Zhang <zhangwenlong@loongson.cn> - 20230802.1-3
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- Type:bugfix
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- CVE:NA
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- SUG:NA
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- DESC:Fix build error for loongarch64
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* Tue Jan 23 2024 xinghe <xinghe2@h-partners.com> - 20230802.1-2
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- Type:bugfix
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- ID:NA
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- SUG:NA
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- DESC:optimize redundant dependence
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* Mon Dec 25 2023 xinghe <xinghe2@h-partners.com> - 20230802.1-1
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- Type:requirement
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- ID:NA
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- SUG:NA
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- DESC:update to 20230802.1
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* Thu Jul 27 2023 gaihuiying <eaglegai@163.com> - 20230125.3-1
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- Type:requirement
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- ID:NA
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