diff options
| author | Hoernchen <la@tfc-server.de> | 2013-05-06 21:52:19 +0200 |
|---|---|---|
| committer | Hoernchen <la@tfc-server.de> | 2013-05-06 21:52:19 +0200 |
| commit | 80b4ad29212c4745ade265cedbd16f22072761ed (patch) | |
| tree | eaa3ca32d99c1b25554bec529e6d670f19f14d3f /CMakeLists.txt | |
| parent | 2d9e29ee46b3b0d3f2552eca4c0a5b0f21d1e8d2 (diff) | |
offer avx and sse to speed up float->uint8 for tx
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index 41845d7..823fddd 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -43,6 +43,15 @@ include(GrVersion) #setup version info ######################################################################## # Compiler specific setup ######################################################################## + + SET(USE_SIMD "no" CACHE STRING "Use SIMD instructions") + SET(USE_SIMD_VALUES "no" "SSE2" "AVX") + SET_PROPERTY(CACHE USE_SIMD PROPERTY STRINGS ${USE_SIMD_VALUES}) + LIST(FIND USE_SIMD_VALUES ${USE_SIMD} USE_SIMD_INDEX) + IF(${USE_SIMD_INDEX} EQUAL -1) + message(FATAL_ERROR "Option ${USE_SIMD} not supported, valid entries are ${USE_SIMD_VALUES}") + ENDIF() + IF(CMAKE_COMPILER_IS_GNUCXX) ADD_DEFINITIONS(-Wall) ADD_DEFINITIONS(-Wextra) @@ -56,6 +65,23 @@ IF(CMAKE_COMPILER_IS_GNUCXX) ADD_DEFINITIONS(-fvisibility=hidden) ADD_DEFINITIONS(-fvisibility-inlines-hidden) ENDIF(NOT WIN32) + IF(USE_SIMD MATCHES SSE2) + ADD_DEFINITIONS(-msse2) + ADD_DEFINITIONS(-DUSE_SSE2) + ENDIF() + IF(USE_SIMD MATCHES AVX) + ADD_DEFINITIONS(-march=native) + ADD_DEFINITIONS(-DUSE_AVX) + ENDIF() +ELSEIF(MSVC) + IF(USE_SIMD MATCHES SSE2) + ADD_DEFINITIONS(/arch:SSE2) + ADD_DEFINITIONS(-DUSE_SSE2) + ENDIF() + IF(USE_SIMD MATCHES AVX) + ADD_DEFINITIONS(/arch:AVX) + ADD_DEFINITIONS(-DUSE_AVX) + ENDIF() ENDIF(CMAKE_COMPILER_IS_GNUCXX) ######################################################################## |