diff options
Diffstat (limited to 'deps')
-rw-r--r-- | deps/chromium-zlib/CMakeLists.txt | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/deps/chromium-zlib/CMakeLists.txt b/deps/chromium-zlib/CMakeLists.txt new file mode 100644 index 000000000..bbb35d4e6 --- /dev/null +++ b/deps/chromium-zlib/CMakeLists.txt @@ -0,0 +1,101 @@ +# CMake build script for the bundled Chromium zlib implementation. So far, it +# is only supported for x86_64 processors with CLMUL, SSE3, SSE4.2. +# +# TODO: The Chromium build file (in deps/chromium-zlib/zlib/BUILD.gn) supports +# more platforms (like ARM with NEON), more can be enabled as needed. + +CMAKE_MINIMUM_REQUIRED(VERSION 3.11) + +include(FetchContent) +include(FindGit) + +# Ensure that the git binary is present to download the sources. +find_package(Git) +IF(NOT Git_FOUND) + message(FATAL_ERROR "git is required to download the Chromium zlib sources") +ENDIF() + +FetchContent_Populate(chromium_zlib_src + GIT_REPOSITORY https://chromium.googlesource.com/chromium/src/third_party/zlib.git + GIT_TAG 2c183c9f93a328bfb3121284da13cf89a0f7e64a + QUIET +) + +# The Chromium build globally disables some warnings. +disable_warnings(implicit-fallthrough) +disable_warnings(unused-function) +disable_warnings(unused-parameter) +disable_warnings(sign-compare) +disable_warnings(declaration-after-statement) +disable_warnings(missing-declarations) + +# -O3 is also set by the Chromium configuration and has been deemed safe enough +# for them. +SET(CMAKE_C_FLAGS_RELWITHDEBINFO "-O3 -g -DNDEBUG") +SET(CMAKE_C_FLAGS_RELEASE "-O3 -DNDEBUG") + +# Common definitions. +add_definitions( + -DSTDC + -DNO_GZIP + -DZLIB_IMPLEMENTATION +) +list(APPEND SRC_ZLIB + "${chromium_zlib_src_SOURCE_DIR}/adler32.c" + "${chromium_zlib_src_SOURCE_DIR}/chromeconf.h" + "${chromium_zlib_src_SOURCE_DIR}/compress.c" + "${chromium_zlib_src_SOURCE_DIR}/contrib/optimizations/insert_string.h" + "${chromium_zlib_src_SOURCE_DIR}/cpu_features.c" + "${chromium_zlib_src_SOURCE_DIR}/cpu_features.h" + "${chromium_zlib_src_SOURCE_DIR}/crc32.c" + "${chromium_zlib_src_SOURCE_DIR}/crc32.h" + "${chromium_zlib_src_SOURCE_DIR}/deflate.c" + "${chromium_zlib_src_SOURCE_DIR}/deflate.h" + "${chromium_zlib_src_SOURCE_DIR}/gzclose.c" + "${chromium_zlib_src_SOURCE_DIR}/gzguts.h" + "${chromium_zlib_src_SOURCE_DIR}/gzlib.c" + "${chromium_zlib_src_SOURCE_DIR}/gzread.c" + "${chromium_zlib_src_SOURCE_DIR}/gzwrite.c" + "${chromium_zlib_src_SOURCE_DIR}/infback.c" + "${chromium_zlib_src_SOURCE_DIR}/inffast.c" + "${chromium_zlib_src_SOURCE_DIR}/inffast.h" + "${chromium_zlib_src_SOURCE_DIR}/inffixed.h" + "${chromium_zlib_src_SOURCE_DIR}/inflate.h" + "${chromium_zlib_src_SOURCE_DIR}/inftrees.c" + "${chromium_zlib_src_SOURCE_DIR}/inftrees.h" + "${chromium_zlib_src_SOURCE_DIR}/trees.c" + "${chromium_zlib_src_SOURCE_DIR}/trees.h" + "${chromium_zlib_src_SOURCE_DIR}/uncompr.c" + "${chromium_zlib_src_SOURCE_DIR}/zconf.h" + "${chromium_zlib_src_SOURCE_DIR}/zlib.h" + "${chromium_zlib_src_SOURCE_DIR}/zutil.c" + "${chromium_zlib_src_SOURCE_DIR}/zutil.h" +) + +# x86_64-specific optimizations +string(APPEND CMAKE_C_FLAGS " -mssse3 -msse4.2 -mpclmul") +add_definitions( + -DCHROMIUM_ZLIB_NO_CHROMECONF + -DX86_NOT_WINDOWS + -DADLER32_SIMD_SSSE3 + -DCRC32_SIMD_SSE42_PCLMUL + -DDEFLATE_FILL_WINDOW_SSE2 + -DINFLATE_CHUNK_READ_64LE + -DINFLATE_CHUNK_SIMD_SSE2 +) +list(APPEND SRC_ZLIB + "${chromium_zlib_src_SOURCE_DIR}/adler32_simd.c" + "${chromium_zlib_src_SOURCE_DIR}/adler32_simd.h" + "${chromium_zlib_src_SOURCE_DIR}/contrib/optimizations/chunkcopy.h" + "${chromium_zlib_src_SOURCE_DIR}/contrib/optimizations/inffast_chunk.c" + "${chromium_zlib_src_SOURCE_DIR}/contrib/optimizations/inffast_chunk.h" + "${chromium_zlib_src_SOURCE_DIR}/contrib/optimizations/inflate.c" + "${chromium_zlib_src_SOURCE_DIR}/crc32_simd.c" + "${chromium_zlib_src_SOURCE_DIR}/crc32_simd.h" + "${chromium_zlib_src_SOURCE_DIR}/crc_folding.c" + "${chromium_zlib_src_SOURCE_DIR}/fill_window_sse.c" +) + +list(SORT SRC_ZLIB) +include_directories("${chromium_zlib_src_SOURCE_DIR}") +add_library(chromium_zlib OBJECT ${SRC_ZLIB}) |