From e9f1de751b66aaaf0d9ea0b8934794d838d05dbc Mon Sep 17 00:00:00 2001
From: Bernhard Miklautz <bmiklautz@thinstuff.com>
Date: Tue, 24 Jan 2012 09:04:02 +0100
Subject: [PATCH] build: Added option WITH_NEON

Enables neon optimized rfx decoder
---
 cmake/ConfigOptions.cmake       | 1 +
 config.h.in                     | 1 +
 libfreerdp-codec/CMakeLists.txt | 8 ++++++++
 3 files changed, 10 insertions(+)

diff --git a/cmake/ConfigOptions.cmake b/cmake/ConfigOptions.cmake
index ba4b7e004..d59a04e9b 100644
--- a/cmake/ConfigOptions.cmake
+++ b/cmake/ConfigOptions.cmake
@@ -23,3 +23,4 @@ option(WITH_SSE2_TARGET "Allow compiler to generate SSE2 instructions." OFF)
 option(WITH_DEBUG_REDIR "Redirection debug messages" OFF)
 option(WITH_DEBUG_CLIPRDR "Print clipboard redirection debug messages" OFF)
 option(WITH_DEBUG_WND "Print window order debug messages" OFF)
+option(WITH_NEON "Enable NEON optimization for rfx decoder" OFF)
diff --git a/config.h.in b/config.h.in
index 804971331..bc5770ee4 100644
--- a/config.h.in
+++ b/config.h.in
@@ -37,6 +37,7 @@
 #cmakedefine WITH_PROFILER
 #cmakedefine WITH_SSE2
 #cmakedefine WITH_SSE2_TARGET
+#cmakedefine WITH_NEON
 #cmakedefine WITH_DEBUG_X11
 #cmakedefine WITH_DEBUG_X11_CLIPRDR
 #cmakedefine WITH_DEBUG_X11_LOCAL_MOVESIZE
diff --git a/libfreerdp-codec/CMakeLists.txt b/libfreerdp-codec/CMakeLists.txt
index 58d338ae2..7562a9137 100644
--- a/libfreerdp-codec/CMakeLists.txt
+++ b/libfreerdp-codec/CMakeLists.txt
@@ -49,6 +49,14 @@ if(WITH_SSE2)
 	set_property(SOURCE rfx_sse2.c PROPERTY COMPILE_FLAGS "-msse2")
 endif()
 
+if(WITH_NEON)
+	set(FREERDP_CODEC_SRCS ${FREERDP_CODEC_SRCS}
+	rfx_neon.c
+	rfx_neon.h
+)
+	set_property(SOURCE rfx_neon.c PROPERTY COMPILE_FLAGS "-mfpu=neon -mfloat-abi=softfp")
+endif()
+
 add_library(freerdp-codec ${FREERDP_CODEC_SRCS})
 
 set_target_properties(freerdp-codec PROPERTIES VERSION ${FREERDP_VERSION_FULL} SOVERSION ${FREERDP_VERSION} PREFIX "lib")