[FFmpeg-cvslog] avcodec/ppc/vc1dsp_altivec: add POWER LE support to vc1_inv_trans_8x4_altivec()

[Rong Yan]

ffmpeg | branch: release/2.5 | Rong Yan <rongyan236 at gmail.com> | Thu Dec  4 05:51:30 2014 +0000| [968e733b2e9f4a39bee3606ec0303c9b03b2bc68] | committer: Michael Niedermayer

avcodec/ppc/vc1dsp_altivec: add POWER LE support to vc1_inv_trans_8x4_altivec()

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
(cherry picked from commit 36cd2bcbc343c299241dc7275cb85cbc3fc6b8ad)

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=968e733b2e9f4a39bee3606ec0303c9b03b2bc68
---

 libavcodec/ppc/vc1dsp_altivec.c |   13 ++++++++++---
 1 file changed, 10 insertions(+), 3 deletions(-)

diff --git a/libavcodec/ppc/vc1dsp_altivec.c b/libavcodec/ppc/vc1dsp_altivec.c
index 2128b56..35bb280 100644
--- a/libavcodec/ppc/vc1dsp_altivec.c
+++ b/libavcodec/ppc/vc1dsp_altivec.c
@@ -304,16 +304,23 @@ static void vc1_inv_trans_8x4_altivec(uint8_t *dest, int stride, int16_t *block)
     src2 = vec_pack(s2, sA);
     src3 = vec_pack(s3, sB);
 
+#if HAVE_BIGENDIAN
     p0 = vec_lvsl (0, dest);
     p1 = vec_lvsl (stride, dest);
     p = vec_splat_u8 (-1);
     perm0 = vec_mergeh (p, p0);
     perm1 = vec_mergeh (p, p1);
+#define GET_TMP2(dst, p)        \
+    tmp = vec_ld (0, dest);     \
+    tmp2 = (vector signed short)vec_perm (tmp, vec_splat_u8(0), p);
+#else
+#define GET_TMP2(dst,p)         \
+    tmp = vec_vsx_ld (0, dst);  \
+    tmp2 = (vector signed short)vec_mergeh (tmp, vec_splat_u8(0));
+#endif
 
 #define ADD(dest,src,perm)                                              \
-    /* *(uint64_t *)&tmp = *(uint64_t *)dest; */                        \
-    tmp = vec_ld (0, dest);                                             \
-    tmp2 = (vector signed short)vec_perm (tmp, vec_splat_u8(0), perm);  \
+    GET_TMP2(dest, perm);                                               \
     tmp3 = vec_adds (tmp2, src);                                        \
     tmp = vec_packsu (tmp3, tmp3);                                      \
     vec_ste ((vector unsigned int)tmp, 0, (unsigned int *)dest);        \