From 1daa66272258231f9fcbd9929ba42c688861b842 Mon Sep 17 00:00:00 2001 From: Ludovic Courtès Date: Thu, 29 Jul 2021 16:41:35 +0200 Subject: gnu: Add FP16. * gnu/packages/patches/fp16-system-libraries.patch: New file. * gnu/local.mk (dist_patch_DATA): Add it. * gnu/packages/maths.scm (fp16): New variable. --- gnu/packages/patches/fp16-system-libraries.patch | 105 +++++++++++++++++++++++ 1 file changed, 105 insertions(+) create mode 100644 gnu/packages/patches/fp16-system-libraries.patch (limited to 'gnu/packages/patches/fp16-system-libraries.patch') diff --git a/gnu/packages/patches/fp16-system-libraries.patch b/gnu/packages/patches/fp16-system-libraries.patch new file mode 100644 index 0000000000..7f52936c14 --- /dev/null +++ b/gnu/packages/patches/fp16-system-libraries.patch @@ -0,0 +1,105 @@ +This patch allows the build process to use the provided dependencies instead +of adding their source as CMake sub-directories (in which case "make install" +would install googletest's and googlebenchmark's libraries and headers). + +diff --git a/CMakeLists.txt b/CMakeLists.txt +index 5e7d127..4b269b9 100644 +--- a/CMakeLists.txt ++++ b/CMakeLists.txt +@@ -28,7 +28,7 @@ MACRO(FP16_TARGET_ENABLE_CXX11 target) + ENDMACRO() + + # ---[ Download deps +-IF(NOT DEFINED PSIMD_SOURCE_DIR) ++IF(FALSE) + MESSAGE(STATUS "Downloading PSimd to ${CMAKE_BINARY_DIR}/psimd-source (define PSIMD_SOURCE_DIR to avoid it)") + CONFIGURE_FILE(cmake/DownloadPSimd.cmake "${CMAKE_BINARY_DIR}/psimd-download/CMakeLists.txt") + EXECUTE_PROCESS(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . +@@ -38,7 +38,7 @@ IF(NOT DEFINED PSIMD_SOURCE_DIR) + SET(PSIMD_SOURCE_DIR "${CMAKE_BINARY_DIR}/psimd-source" CACHE STRING "PSimd source directory") + ENDIF() + +-IF(FP16_BUILD_TESTS AND NOT DEFINED GOOGLETEST_SOURCE_DIR) ++IF(FALSE) + MESSAGE(STATUS "Downloading Google Test to ${CMAKE_BINARY_DIR}/googletest-source (define GOOGLETEST_SOURCE_DIR to avoid it)") + CONFIGURE_FILE(cmake/DownloadGoogleTest.cmake "${CMAKE_BINARY_DIR}/googletest-download/CMakeLists.txt") + EXECUTE_PROCESS(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . +@@ -48,7 +48,7 @@ IF(FP16_BUILD_TESTS AND NOT DEFINED GOOGLETEST_SOURCE_DIR) + SET(GOOGLETEST_SOURCE_DIR "${CMAKE_BINARY_DIR}/googletest-source" CACHE STRING "Google Test source directory") + ENDIF() + +-IF(FP16_BUILD_BENCHMARKS AND NOT DEFINED GOOGLEBENCHMARK_SOURCE_DIR) ++IF(FALSE) + MESSAGE(STATUS "Downloading Google Benchmark to ${CMAKE_BINARY_DIR}/googlebenchmark-source (define GOOGLEBENCHMARK_SOURCE_DIR to avoid it)") + CONFIGURE_FILE(cmake/DownloadGoogleBenchmark.cmake "${CMAKE_BINARY_DIR}/googlebenchmark-download/CMakeLists.txt") + EXECUTE_PROCESS(COMMAND "${CMAKE_COMMAND}" -G "${CMAKE_GENERATOR}" . +@@ -84,22 +84,7 @@ INSTALL(FILES + include/fp16/avx2.py + DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/fp16) + +-# ---[ Configure psimd +-IF(NOT TARGET psimd) +- ADD_SUBDIRECTORY( +- "${PSIMD_SOURCE_DIR}" +- "${CMAKE_BINARY_DIR}/psimd") +-ENDIF() +- + IF(FP16_BUILD_TESTS) +- # ---[ Build google test +- IF(NOT TARGET gtest) +- SET(gtest_force_shared_crt ON CACHE BOOL "" FORCE) +- ADD_SUBDIRECTORY( +- "${GOOGLETEST_SOURCE_DIR}" +- "${CMAKE_BINARY_DIR}/googletest") +- ENDIF() +- + # ---[ Build FP16 unit tests + ADD_EXECUTABLE(ieee-to-fp32-bits-test test/ieee-to-fp32-bits.cc test/tables.cc) + TARGET_INCLUDE_DIRECTORIES(ieee-to-fp32-bits-test PRIVATE test) +@@ -137,40 +122,32 @@ IF(FP16_BUILD_TESTS) + ENDIF() + + IF(FP16_BUILD_BENCHMARKS) +- # ---[ Build google benchmark +- IF(NOT TARGET benchmark) +- SET(BENCHMARK_ENABLE_TESTING OFF CACHE BOOL "") +- ADD_SUBDIRECTORY( +- "${GOOGLEBENCHMARK_SOURCE_DIR}" +- "${CMAKE_BINARY_DIR}/googlebenchmark") +- ENDIF() +- + # ---[ Build FP16 benchmarks + ADD_EXECUTABLE(ieee-element-bench bench/ieee-element.cc) + TARGET_COMPILE_DEFINITIONS(ieee-element-bench PRIVATE FP16_COMPARATIVE_BENCHMARKS=1) + TARGET_INCLUDE_DIRECTORIES(ieee-element-bench PRIVATE ${PROJECT_SOURCE_DIR}) +- TARGET_LINK_LIBRARIES(ieee-element-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(ieee-element-bench fp16 benchmark) + + ADD_EXECUTABLE(alt-element-bench bench/alt-element.cc) +- TARGET_LINK_LIBRARIES(alt-element-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(alt-element-bench fp16 benchmark) + + ADD_EXECUTABLE(from-ieee-array-bench bench/from-ieee-array.cc) + FP16_TARGET_ENABLE_CXX11(from-ieee-array-bench) + TARGET_COMPILE_DEFINITIONS(from-ieee-array-bench PRIVATE FP16_COMPARATIVE_BENCHMARKS=1) + TARGET_INCLUDE_DIRECTORIES(from-ieee-array-bench PRIVATE ${PROJECT_SOURCE_DIR}) +- TARGET_LINK_LIBRARIES(from-ieee-array-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(from-ieee-array-bench fp16 benchmark) + + ADD_EXECUTABLE(from-alt-array-bench bench/from-alt-array.cc) + FP16_TARGET_ENABLE_CXX11(from-alt-array-bench) +- TARGET_LINK_LIBRARIES(from-alt-array-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(from-alt-array-bench fp16 benchmark) + + ADD_EXECUTABLE(to-ieee-array-bench bench/to-ieee-array.cc) + FP16_TARGET_ENABLE_CXX11(to-ieee-array-bench) + TARGET_COMPILE_DEFINITIONS(to-ieee-array-bench PRIVATE FP16_COMPARATIVE_BENCHMARKS=1) + TARGET_INCLUDE_DIRECTORIES(to-ieee-array-bench PRIVATE ${PROJECT_SOURCE_DIR}) +- TARGET_LINK_LIBRARIES(to-ieee-array-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(to-ieee-array-bench fp16 benchmark) + + ADD_EXECUTABLE(to-alt-array-bench bench/to-alt-array.cc) + FP16_TARGET_ENABLE_CXX11(to-alt-array-bench) +- TARGET_LINK_LIBRARIES(to-alt-array-bench fp16 psimd benchmark) ++ TARGET_LINK_LIBRARIES(to-alt-array-bench fp16 benchmark) + ENDIF() -- cgit v1.2.3