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Consted the things

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This commit is contained in:
paul 2019-08-01 17:16:43 +02:00
parent 748186efdf
commit 88a5f0d0d7
2 changed files with 17 additions and 6 deletions
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11
CMakeLists.txt
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@ -13,6 +13,17 @@ if (CMAKE_CXX_COMPILER_ID MATCHES "Clang" AND NOT ANDROID)
add_link_options(-stdlib=libc++) # New command on CMake master, not in 3.12 release
endif()
include(CheckCXXCompilerFlag)
# CHECK_CXX_COMPILER_FLAG("-march=native" COMPILER_SUPPORTS_MARCH_NATIVE)
# if(COMPILER_SUPPORTS_MARCH_NATIVE)
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -march=native")
# endif()
# CHECK_CXX_COMPILER_FLAG("-ffast-math" COMPILER_SUPPORTS_FASTMATH)
# if(COMPILER_SUPPORTS_FASTMATH)
# set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math")
# endif()
set(BUILD_TESTING OFF CACHE BOOL "Disable Abseil's tests")
add_subdirectory(external/abseil-cpp)
add_subdirectory(external/spdlog)

12
sources/AudioBuffer.h
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@ -75,14 +75,14 @@ public:
const float* end = input + 2 * lastAligned;
while (in < end)
{
auto input0 = _mm_loadu_ps(in);
const auto input0 = _mm_loadu_ps(in);
in += 4;
auto input1 = _mm_loadu_ps(in);
const auto input1 = _mm_loadu_ps(in);
in += 4;
auto intermediate0 = _mm_unpacklo_ps(input0, input1);
auto intermediate1 = _mm_unpackhi_ps(input0, input1);
auto output0 = _mm_unpacklo_ps(intermediate0, intermediate1);
auto output1 = _mm_unpackhi_ps(intermediate0, intermediate1);
const auto intermediate0 = _mm_unpacklo_ps(input0, input1);
const auto intermediate1 = _mm_unpackhi_ps(input0, input1);
const auto output0 = _mm_unpacklo_ps(intermediate0, intermediate1);
const auto output1 = _mm_unpackhi_ps(intermediate0, intermediate1);
_mm_store_ps(out0, output0);
_mm_store_ps(out1, output1);
out0 += 4;