diff options
| author | Sv. Lockal <lockalsash@gmail.com> | 2015-05-10 19:20:04 +0300 |
|---|---|---|
| committer | Sv. Lockal <lockalsash@gmail.com> | 2015-05-10 19:35:51 +0300 |
| commit | 2ec221aa281d8c8e8e52d59f9364b5dd373a752c (patch) | |
| tree | 76511b9f4e087e7f7431ed6bb23066379e4c1061 /intern/cycles/CMakeLists.txt | |
| parent | 3a2c0ccdd0236bf26983f5e4d501f7bc234ed6c0 (diff) | |
Cycles: Use native float->half conversion instructions for Haswell CPUs.
This makes OCIO viewport color correction a little bit faster (about -0.5s for 100 samples)
Also set max half float value to 65504.0 to conform with IEEE 754.
Diffstat (limited to 'intern/cycles/CMakeLists.txt')
| -rw-r--r-- | intern/cycles/CMakeLists.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/intern/cycles/CMakeLists.txt b/intern/cycles/CMakeLists.txt index c4cadfe0bf7..ed6961f49e0 100644 --- a/intern/cycles/CMakeLists.txt +++ b/intern/cycles/CMakeLists.txt @@ -64,7 +64,7 @@ elseif(CMAKE_COMPILER_IS_GNUCC) set(CYCLES_AVX_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mfpmath=sse") endif() if(CXX_HAS_AVX2) - set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2 -mfpmath=sse") + set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2 -mf16c -mfpmath=sse") endif() set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math") elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang") @@ -80,7 +80,7 @@ elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang") set(CYCLES_AVX_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx") endif() if(CXX_HAS_AVX2) - set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2") + set(CYCLES_AVX2_KERNEL_FLAGS "-ffast-math -msse -msse2 -msse3 -mssse3 -msse4.1 -mavx -mavx2 -mfma -mlzcnt -mbmi -mbmi2 -mf16c") endif() set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ffast-math") endif() |