From 1e4f54d283d720847c11f69b78bb01de3b82d546 Mon Sep 17 00:00:00 2001
From: Rashad Kanavath <rashad.kanavath@c-s.fr>
Date: Mon, 28 Aug 2017 13:14:41 +0200
Subject: [PATCH] COMP: inform users about sse checks
---
CMake/OTBCheckSSEFeatures.cmake | 6 ++++++
CMake/OTBSetStandardCompilerFlags.cmake | 12 +++++-------
2 files changed, 11 insertions(+), 7 deletions(-)
diff --git a/CMake/OTBCheckSSEFeatures.cmake b/CMake/OTBCheckSSEFeatures.cmake
index 95e9e45726..af97f40e3a 100644
--- a/CMake/OTBCheckSSEFeatures.cmake
+++ b/CMake/OTBCheckSSEFeatures.cmake
@@ -6,6 +6,12 @@ function(check_sse_features sse_flags )
set(has_sse FALSE)
set(${sse_flags} "0" PARENT_SCOPE)
+ # For apple assume sse2 is on for all intel builds, check for 64 and 32 bit versions
+ if(APPLE)
+ message(STATUS "For apple assume sse2 is on for all intel builds")
+ return()
+ endif()
+
if( CMAKE_COMPILER_IS_GNUCC OR CMAKE_COMPILER_IS_GNUCXX )
set(CMAKE_REQUIRED_FLAGS "-msse2")
check_cxx_source_runs("
diff --git a/CMake/OTBSetStandardCompilerFlags.cmake b/CMake/OTBSetStandardCompilerFlags.cmake
index 49da809ad9..7c3cf59cb6 100644
--- a/CMake/OTBSetStandardCompilerFlags.cmake
+++ b/CMake/OTBSetStandardCompilerFlags.cmake
@@ -289,13 +289,10 @@ macro(check_compiler_platform_flags)
if(OTB_USE_SSE_FLAGS)
include(OTBCheckSSEFeatures)
check_sse_features(OTB_SSE_FLAGS)
- endif()
-
- if(OTB_SSE_FLAGS)
- message(STATUS "Using SSE2 extensions")
- set(OTB_REQUIRED_CXX_FLAGS "${OTB_REQUIRED_CXX_FLAGS} ${OTB_SSE_FLAGS}")
- else()
- message(STATUS "Not using SSE2 extensions")
+ if(OTB_SSE_FLAGS)
+ message(STATUS "Adding OTB_SSE_FLAGS(${OTB_SSE_FLAGS}) to OTB_REQUIRED_CXX_FLAGS")
+ set(OTB_REQUIRED_CXX_FLAGS "${OTB_REQUIRED_CXX_FLAGS} ${OTB_SSE_FLAGS}")
+ endif()
endif()
#-----------------------------------------------------------------------------
@@ -304,6 +301,7 @@ macro(check_compiler_platform_flags)
# will be produced. This is first documented in the gcc4 man page.
if(CMAKE_COMPILER_IS_GNUCXX)
set(ALL_FLAGS "${CMAKE_C_FLAGS} ${CMAKE_CXX_FLAGS} ${CMAKE_EXE_LINKER_FLAGS} ${CMAKE_SHARED_LINKER_FLAGS} ${CMAKE_MODULE_LINKER_FLAGS}" )
+ #TODO: list(REMOVE_DUPLICATES ALL_FLAGS)
separate_arguments(ALL_FLAGS)
foreach(COMP_OPTION ${ALL_FLAGS})
if("${COMP_OPTION}" STREQUAL "-frename-registers")
--
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