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| -rw-r--r-- | .gitignore | 1 | ||||
| -rw-r--r-- | fxdiv.spec | 82 | ||||
| -rw-r--r-- | sources | 1 |
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@@ -0,0 +1 @@ +/FXdiv-63058ef.tar.gz diff --git a/fxdiv.spec b/fxdiv.spec new file mode 100644 index 0000000..9fd2a40 --- /dev/null +++ b/fxdiv.spec @@ -0,0 +1,82 @@ +%global commit0 63058eff77e11aa15bf531df5dd34395ec3017c8 +%global shortcommit0 %(c=%{commit0}; echo ${c:0:7}) +%global date0 20201208 +%global upstream_name FXdiv + +Summary: Header for division via fixed-point math +Name: fxdiv +License: MIT +Version: 1.0^git%{date0}.%{shortcommit0} +Release: 5%{?dist} + +# Only a header +BuildArch: noarch + +URL: https://github.com/Maratyszcza/%{name} +Source0: %{url}/archive/%{commit0}/%{upstream_name}-%{shortcommit0}.tar.gz + +BuildRequires: cmake +BuildRequires: gcc-c++ +BuildRequires: gtest-devel + +%description +Header-only library for division via fixed-point multiplication by inverse + +On modern CPUs and GPUs integer division is several times slower +than multiplication. FXdiv implements an algorithm to replace an +integer division with a multiplication and two shifts. This +algorithm improves performance when an application performs repeated +divisions by the same divisor. + +Features + * Integer division for uint32_t, uint64_t, and size_t + * Header-only library, no installation or build required + * Compatible with C99, C++, OpenCL, and CUDA + * Uses platform-specific compiler intrinsics for optimal performance + * Covered with unit tests and microbenchmarks + +%package devel + +Summary: Header for division via fixed-point math +Provides: %{name}-static = %{version}-%{release} + +%description devel +Header-only library for division via fixed-point multiplication by inverse + +On modern CPUs and GPUs integer division is several times slower +than multiplication. FXdiv implements an algorithm to replace an +integer division with a multiplication and two shifts. This +algorithm improves performance when an application performs repeated +divisions by the same divisor. + +Features + * Integer division for uint32_t, uint64_t, and size_t + * Header-only library, no installation or build required + * Compatible with C99, C++, OpenCL, and CUDA + * Uses platform-specific compiler intrinsics for optimal performance + * Covered with unit tests and microbenchmarks + +%prep +%autosetup -p1 -n %{upstream_name}-%{commit0} + +%build + +%cmake \ + -DFXDIV_USE_SYSTEM_LIBS=ON \ + -DFXDIV_BUILD_TESTS=ON \ + -DFXDIV_BUILD_BENCHMARKS=OFF \ + +%cmake_build +%check +%ctest +%install +%cmake_install +%files devel +%license LICENSE +%doc README.md +%{_includedir}/fxdiv.h + +%changelog + +* Tue Nov 05 2024 Zheng Zhenyu <zhengzhenyu@openeuler.sh> - 1.0^git20201208.63058ef-1 +- Initial package @@ -0,0 +1 @@ +f38793da662d4376b5545c06b95ba8d4 FXdiv-63058ef.tar.gz |