[vlc-devel] commit: Add a CPU capability for ARM NEON ( Rémi Denis-Courmont )

[git version control]

vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Sat Sep  5 16:56:25 2009 +0300| [600d29043eed8f9c3e848dddb79bb0e2e9a0a391] | committer: Rémi Denis-Courmont 

Add a CPU capability for ARM NEON

Currently, detection is done at build time. Feel free to add run-time
detect if you know how.

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=600d29043eed8f9c3e848dddb79bb0e2e9a0a391
---

 include/vlc_common.h |    1 +
 src/misc/cpu.c       |    3 +++
 2 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/include/vlc_common.h b/include/vlc_common.h
index 8675ff8..f5829fe 100644
--- a/include/vlc_common.h
+++ b/include/vlc_common.h
@@ -798,6 +798,7 @@ VLC_EXPORT(int, vlc_wclosedir, ( void *_p_dir ));
 #define CPU_CAPABILITY_SSE     (1<<6)
 #define CPU_CAPABILITY_SSE2    (1<<7)
 #define CPU_CAPABILITY_ALTIVEC (1<<16)
+#define CPU_CAPABILITY_NEON    (1<<24)
 #define CPU_CAPABILITY_FPU     (1<<31)
 VLC_EXPORT( unsigned, vlc_CPU, ( void ) );
 
diff --git a/src/misc/cpu.c b/src/misc/cpu.c
index 5162294..ac42227 100644
--- a/src/misc/cpu.c
+++ b/src/misc/cpu.c
@@ -229,6 +229,9 @@ out:
 #   if defined( __ARM_EABI__ ) && !defined( __SOFTFP__ )
 //    i_capabilities |= CPU_CAPABILITY_FPU;
 #   endif
+#   if defined( __ARM_NEON__ )
+    i_capabilities |= CPU_CAPABILITY_NEON;
+#   endif
 
 #elif defined( __powerpc__ ) || defined( __ppc__ ) || defined( __ppc64__ )