diff options
Diffstat (limited to 'libavutil/ppc/util_altivec.h')
| -rw-r--r-- | libavutil/ppc/util_altivec.h | 43 |
1 files changed, 35 insertions, 8 deletions
diff --git a/libavutil/ppc/util_altivec.h b/libavutil/ppc/util_altivec.h index 5624ac5523..2f0c6eb902 100644 --- a/libavutil/ppc/util_altivec.h +++ b/libavutil/ppc/util_altivec.h @@ -1,18 +1,18 @@ /* - * This file is part of Libav. + * This file is part of FFmpeg. * - * Libav is free software; you can redistribute it and/or + * FFmpeg is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * - * Libav is distributed in the hope that it will be useful, + * FFmpeg is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public - * License along with Libav; if not, write to the Free Software + * License along with FFmpeg; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ @@ -85,29 +85,56 @@ do { \ } while (0) +#if HAVE_BIGENDIAN +#define VEC_LD(offset,b) \ + vec_perm(vec_ld(offset, b), vec_ld((offset)+15, b), vec_lvsl(offset, b)) +#else +#define VEC_LD(offset,b) \ + vec_vsx_ld(offset, b) +#endif + /** @brief loads unaligned vector @a *src with offset @a offset and returns it */ -static inline vector unsigned char unaligned_load(int offset, uint8_t *src) +#if HAVE_BIGENDIAN +static inline vector unsigned char unaligned_load(int offset, const uint8_t *src) { register vector unsigned char first = vec_ld(offset, src); register vector unsigned char second = vec_ld(offset+15, src); register vector unsigned char mask = vec_lvsl(offset, src); return vec_perm(first, second, mask); } +#else +#define unaligned_load(a,b) VEC_LD(a,b) +#endif + /** * loads vector known misalignment * @param perm_vec the align permute vector to combine the two loads from lvsl */ -static inline vec_u8 load_with_perm_vec(int offset, uint8_t *src, vec_u8 perm_vec) +static inline vec_u8 load_with_perm_vec(int offset, const uint8_t *src, vec_u8 perm_vec) { vec_u8 a = vec_ld(offset, src); vec_u8 b = vec_ld(offset+15, src); return vec_perm(a, b, perm_vec); } -#define vec_unaligned_load(b) \ - vec_perm(vec_ld(0, b), vec_ld(15, b), vec_lvsl(0, b)); +#define vec_unaligned_load(b) VEC_LD(0, b) + +#if HAVE_BIGENDIAN +#define VEC_MERGEH(a, b) vec_mergeh(a, b) +#define VEC_MERGEL(a, b) vec_mergel(a, b) +#else +#define VEC_MERGEH(a, b) vec_mergeh(b, a) +#define VEC_MERGEL(a, b) vec_mergel(b, a) +#endif + +#if HAVE_BIGENDIAN +#define VEC_ST(a,b,c) vec_st(a,b,c) +#else +#define VEC_ST(a,b,c) vec_vsx_st(a,b,c) +#endif + #endif /* HAVE_ALTIVEC */ |