From 48055ccc235a287c2ccf143a7196281a78a7746d Mon Sep 17 00:00:00 2001 From: Marcus Asteborg Date: Wed, 22 Apr 2020 22:06:11 -0700 Subject: cmake - move cmake related files to cmake folder to make root dir less busy Signed-off-by: Mark Harris --- cmake/OpusConfig.cmake | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 63 insertions(+) create mode 100644 cmake/OpusConfig.cmake (limited to 'cmake/OpusConfig.cmake') diff --git a/cmake/OpusConfig.cmake b/cmake/OpusConfig.cmake new file mode 100644 index 00000000..cb20e7fc --- /dev/null +++ b/cmake/OpusConfig.cmake @@ -0,0 +1,63 @@ +include(OpusFunctions) + +configure_file(${CMAKE_SOURCE_DIR}/cmake/config.h.cmake.in config.h @ONLY) +add_definitions(-DHAVE_CONFIG_H) + +set_property(GLOBAL PROPERTY USE_FOLDERS ON) +set_property(GLOBAL PROPERTY C_STANDARD 99) + +if(MSVC) + add_definitions(-D_CRT_SECURE_NO_WARNINGS) +endif() + +include(CheckLibraryExists) +check_library_exists(m floor "" HAVE_LIBM) +if(HAVE_LIBM) + list(APPEND OPUS_REQUIRED_LIBRARIES m) +endif() + +include(CFeatureCheck) +c_feature_check(VLA) + +include(CheckIncludeFile) +check_include_file(alloca.h HAVE_ALLOCA_H) + +include(CheckSymbolExists) +if(HAVE_ALLOCA_H) + add_definitions(-DHAVE_ALLOCA_H) + check_symbol_exists(alloca "alloca.h" USE_ALLOCA_SUPPORTED) +else() + check_symbol_exists(alloca "stdlib.h;malloc.h" USE_ALLOCA_SUPPORTED) +endif() + +include(CheckFunctionExists) +check_function_exists(lrintf HAVE_LRINTF) +check_function_exists(lrint HAVE_LRINT) + +if(CMAKE_SYSTEM_PROCESSOR MATCHES "(i[0-9]86|x86|X86|amd64|AMD64|x86_64)") + if(CMAKE_SIZEOF_VOID_P EQUAL 8) + set(OPUS_CPU_X64 1) + else() + set(OPUS_CPU_X86 1) + endif() +elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "(arm|aarch64)") + set(OPUS_CPU_ARM 1) +endif() + +opus_supports_cpu_detection(RUNTIME_CPU_CAPABILITY_DETECTION) + +if(OPUS_CPU_X86 OR OPUS_CPU_X64) + opus_detect_sse(COMPILER_SUPPORT_SIMD) +elseif(OPUS_CPU_ARM) + opus_detect_neon(COMPILER_SUPPORT_NEON) + if(COMPILER_SUPPORT_NEON) + option(OPUS_USE_NEON "Option to enable NEON" ON) + option(OPUS_MAY_HAVE_NEON "Does runtime check for neon support" ON) + option(OPUS_PRESUME_NEON "Assume target CPU has NEON support" OFF) + if(CMAKE_SYSTEM_PROCESSOR MATCHES "aarch64") + set(OPUS_PRESUME_NEON ON) + elseif(CMAKE_SYSTEM_NAME MATCHES "iOS") + set(OPUS_PRESUME_NEON ON) + endif() + endif() +endif() -- cgit v1.2.3