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| author | Rong Yan <rongyan236@gmail.com> | 2015-02-03 03:04:33 +0000 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2015-02-03 06:16:39 +0100 |
| commit | fc35df893175cedd65c14a4f7ebab6f33aeae4a6 (patch) | |
| tree | b8cf8122c007d48b90fc6ad2109d5ffa6f8de3a8 /libavcodec | |
| parent | 7620d48f2eab67812d8c535d12a98eaa754a1177 (diff) | |
| download | ffmpeg-fc35df893175cedd65c14a4f7ebab6f33aeae4a6.tar.gz | |
avcodec/ppc/idctdsp.c: POWER LE support in idct_add_altivec()
also add GET_TMP2() macro
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec')
| -rw-r--r-- | libavcodec/ppc/idctdsp.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/libavcodec/ppc/idctdsp.c b/libavcodec/ppc/idctdsp.c index 5ef514b51b..ea56a70948 100644 --- a/libavcodec/ppc/idctdsp.c +++ b/libavcodec/ppc/idctdsp.c @@ -209,16 +209,26 @@ static void idct_add_altivec(uint8_t *dest, int stride, int16_t *blk) IDCT; +#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); +#endif -#define ADD(dest, src, perm) \ - /* *(uint64_t *) &tmp = *(uint64_t *) dest; */ \ +#if HAVE_BIGENDIAN +#define GET_TMP2(dest, prm) \ tmp = vec_ld(0, dest); \ - tmp2 = (vec_s16) vec_perm(tmp, (vec_u8) zero, perm); \ + tmp2 = (vec_s16) vec_perm(tmp, (vec_u8) zero, prm); +#else +#define GET_TMP2(dest, prm) \ + tmp = vec_vsx_ld(0, dest); \ + tmp2 = (vec_s16) vec_mergeh(tmp, (vec_u8) zero) +#endif + +#define ADD(dest, src, perm) \ + GET_TMP2(dest, perm); \ tmp3 = vec_adds(tmp2, src); \ tmp = vec_packsu(tmp3, tmp3); \ vec_ste((vec_u32) tmp, 0, (unsigned int *) dest); \ |