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Added proper support for AVX and FMA in the makefiles.

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This commit is contained in:
Benoit Steiner 2014-03-24 09:52:45 -07:00
parent 72707a8664
commit 08f7b3221d
2 changed files with 17 additions and 1 deletions
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8
CMakeLists.txt
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@ -196,12 +196,18 @@ if(NOT MSVC)
message(STATUS "Enabling SSE4.2 in tests/examples")
endif()
option(EIGEN_TEST_AVX "Enable/Disable AVX in tests/examples" ON)
option(EIGEN_TEST_AVX "Enable/Disable AVX in tests/examples" OFF)
if(EIGEN_TEST_AVX)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mavx")
message(STATUS "Enabling AVX in tests/examples")
endif()
option(EIGEN_TEST_FMA "Enable/Disable FMA in tests/examples" OFF)
if(EIGEN_TEST_FMA)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -mfma")
message(STATUS "Enabling FMA in tests/examples")
endif()
option(EIGEN_TEST_ALTIVEC "Enable/Disable AltiVec in tests/examples" OFF)
if(EIGEN_TEST_ALTIVEC)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -maltivec -mabi=altivec")

10
cmake/EigenTesting.cmake
View File

@ -270,6 +270,12 @@ macro(ei_testing_print_summary)
message(STATUS "AVX: Using architecture defaults")
endif()
if(EIGEN_TEST_FMA)
message(STATUS "FMA: ON")
else()
message(STATUS "FMA: Using architecture defaults")
endif()
if(EIGEN_TEST_ALTIVEC)
message(STATUS "Altivec: ON")
else()
@ -414,6 +420,10 @@ macro(ei_get_cxxflags VAR)
set(${VAR} NEON)
elseif(EIGEN_TEST_ALTIVEC)
set(${VAR} ALVEC)
elseif(EIGEN_TEST_FMA)
set(${VAR} FMA)
elseif(EIGEN_TEST_AVX)
set(${VAR} AVX)
elseif(EIGEN_TEST_SSE4_2)
set(${VAR} SSE42)
elseif(EIGEN_TEST_SSE4_1)