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When using visual studio, made cmake only show the supported SSE options.

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This commit is contained in:
Davis King 2014-01-02 21:14:48 -05:00
parent 6a037bc1c1
commit 6dcaaab661
1 changed files with 10 additions and 4 deletions
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14
dlib/cmake
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@ -13,7 +13,7 @@ if (NOT TARGET dlib)
endif()
# Setup some options to allow a user to enable SSE and AVX instruction use.
if ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
if (CMAKE_COMPILER_IS_GNUCXX OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang" OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
option(USE_SSE2_INSTRUCTIONS "Compile your program with SSE2 instructions" OFF)
option(USE_SSE4_INSTRUCTIONS "Compile your program with SSE4 instructions" OFF)
option(USE_AVX_INSTRUCTIONS "Compile your program with AVX instructions" OFF)
@ -24,11 +24,17 @@ if (NOT TARGET dlib)
elseif(USE_SSE2_INSTRUCTIONS)
add_definitions(-msse2)
endif()
elseif ("${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") # else if using Visual Studio
elseif (MSVC OR "${CMAKE_CXX_COMPILER_ID}" STREQUAL "MSVC") # else if using Visual Studio
# Use SSE2 by default when using Visual Studio.
option(USE_SSE2_INSTRUCTIONS "Compile your program with SSE2 instructions" ON)
option(USE_SSE4_INSTRUCTIONS "Compile your program with SSE4 instructions" OFF)
option(USE_AVX_INSTRUCTIONS "Compile your program with AVX instructions" OFF)
# Visual Studio 2005 didn't support SSE4
if (NOT MSVC80)
option(USE_SSE4_INSTRUCTIONS "Compile your program with SSE4 instructions" OFF)
endif()
# Visual Studio 2005 and 2008 didn't support AVX
if (NOT MSVC80 AND NOT MSVC90)
option(USE_AVX_INSTRUCTIONS "Compile your program with AVX instructions" OFF)
endif()
include(CheckTypeSize)
check_type_size( "void*" SIZE_OF_VOID_PTR)
if(USE_AVX_INSTRUCTIONS)