From ee0f8cf34cddae91559fa18ac9c96b3590a8c746 Mon Sep 17 00:00:00 2001
From: Josh Blum <josh@joshknows.com>
Date: Wed, 16 Feb 2011 17:18:30 -0800
Subject: uhd: added arch flags for sse2 (was not implicit on x32)

---
 host/lib/convert/CMakeLists.txt | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

(limited to 'host/lib')

diff --git a/host/lib/convert/CMakeLists.txt b/host/lib/convert/CMakeLists.txt
index a9f977cdc..de9c660e1 100644
--- a/host/lib/convert/CMakeLists.txt
+++ b/host/lib/convert/CMakeLists.txt
@@ -22,15 +22,28 @@ INCLUDE(CheckIncludeFileCXX)
 MESSAGE(STATUS "")
 
 ########################################################################
-# Check for SIMD headers
+# Check for SSE2 SIMD headers
 ########################################################################
+IF(CMAKE_COMPILER_IS_GNUCXX)
+    SET(EMMINTRIN_FLAGS -msse2)
+ELSEIF(MSVC)
+    SET(EMMINTRIN_FLAGS /arch:SSE2)
+ENDIF()
+
+SET(CMAKE_REQUIRED_FLAGS ${EMMINTRIN_FLAGS})
 CHECK_INCLUDE_FILE_CXX(emmintrin.h HAVE_EMMINTRIN_H)
+UNSET(CMAKE_REQUIRED_FLAGS)
+
 IF(HAVE_EMMINTRIN_H)
+    ADD_DEFINITIONS(${EMMINTRIN_FLAGS})
     LIBUHD_APPEND_SOURCES(
         ${CMAKE_CURRENT_SOURCE_DIR}/convert_with_sse2.cpp
     )
 ENDIF(HAVE_EMMINTRIN_H)
 
+########################################################################
+# Check for NEON SIMD headers
+########################################################################
 CHECK_INCLUDE_FILE_CXX(arm_neon.h HAVE_ARM_NEON_H)
 IF(HAVE_ARM_NEON_H)
     LIBUHD_APPEND_SOURCES(
-- 
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