* H.26L/H.264/AVC/JVT/14496-10/... encoder/decoder
* Copyright (c) 2003 Michael Niedermayer <michaelni@gmx.at>
*
- * 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
*/
#include "libavcodec/cabac.h"
#include "cabac.h"
+#if HAVE_INLINE_ASM
+
//FIXME use some macros to avoid duplicating get_cabac (cannot be done yet
//as that would make optimization work hard)
#if HAVE_7REGS
BRANCHLESS_GET_CABAC("%4", "%q4", "(%1)", "%3", "%w3",
"%5", "%q5", "%k0", "%b0",
- "%a11(%6)", "%a12(%6)", "%a13", "%a14", "%a15", "%16")
+ "%c11(%6)", "%c12(%6)",
+ AV_STRINGIFY(H264_NORM_SHIFT_OFFSET),
+ AV_STRINGIFY(H264_LPS_RANGE_OFFSET),
+ AV_STRINGIFY(H264_MLPS_STATE_OFFSET),
+ "%13")
"test $1, %4 \n\t"
" jz 4f \n\t"
BRANCHLESS_GET_CABAC("%4", "%q4", "(%1)", "%3", "%w3",
"%5", "%q5", "%k0", "%b0",
- "%a11(%6)", "%a12(%6)", "%a13", "%a14", "%a15", "%16")
+ "%c11(%6)", "%c12(%6)",
+ AV_STRINGIFY(H264_NORM_SHIFT_OFFSET),
+ AV_STRINGIFY(H264_LPS_RANGE_OFFSET),
+ AV_STRINGIFY(H264_MLPS_STATE_OFFSET),
+ "%13")
"sub %10, %1 \n\t"
"mov %2, %0 \n\t"
"+&r"(c->low), "=&r"(bit), "+&r"(c->range)
: "r"(c), "m"(minusstart), "m"(end), "m"(minusindex), "m"(last_off),
"i"(offsetof(CABACContext, bytestream)),
- "i"(offsetof(CABACContext, bytestream_end)),
- "i"(H264_NORM_SHIFT_OFFSET),
- "i"(H264_LPS_RANGE_OFFSET),
- "i"(H264_MLPS_STATE_OFFSET) TABLES_ARG
+ "i"(offsetof(CABACContext, bytestream_end))
+ TABLES_ARG
: "%"REG_c, "memory"
);
return coeff_count;
BRANCHLESS_GET_CABAC("%4", "%q4", "(%6)", "%3", "%w3",
"%5", "%q5", "%k0", "%b0",
- "%a12(%7)", "%a13(%7)", "%a14", "%a15", "%a16", "%18")
+ "%c12(%7)", "%c13(%7)",
+ AV_STRINGIFY(H264_NORM_SHIFT_OFFSET),
+ AV_STRINGIFY(H264_LPS_RANGE_OFFSET),
+ AV_STRINGIFY(H264_MLPS_STATE_OFFSET),
+ "%15")
"mov %1, %k6 \n\t"
"test $1, %4 \n\t"
" jz 4f \n\t"
#ifdef BROKEN_RELOCATIONS
- "movzbl %a17(%18, %q6), %k6\n\t"
+ "movzbl %c14(%15, %q6), %k6\n\t"
#else
- "movzbl "MANGLE(ff_h264_cabac_tables)"+%a17(%k6), %k6\n\t"
+ "movzbl "MANGLE(ff_h264_cabac_tables)"+%c14(%k6), %k6\n\t"
#endif
"add %11, %6 \n\t"
BRANCHLESS_GET_CABAC("%4", "%q4", "(%6)", "%3", "%w3",
"%5", "%q5", "%k0", "%b0",
- "%a12(%7)", "%a13(%7)", "%a14", "%a15", "%a16", "%18")
+ "%c12(%7)", "%c13(%7)",
+ AV_STRINGIFY(H264_NORM_SHIFT_OFFSET),
+ AV_STRINGIFY(H264_LPS_RANGE_OFFSET),
+ AV_STRINGIFY(H264_MLPS_STATE_OFFSET),
+ "%15")
"mov %2, %0 \n\t"
"mov %1, %k6 \n\t"
"m"(sig_off), "m"(last_coeff_ctx_base),
"i"(offsetof(CABACContext, bytestream)),
"i"(offsetof(CABACContext, bytestream_end)),
- "i"(H264_NORM_SHIFT_OFFSET),
- "i"(H264_LPS_RANGE_OFFSET),
- "i"(H264_MLPS_STATE_OFFSET),
"i"(H264_LAST_COEFF_FLAG_OFFSET_8x8_OFFSET) TABLES_ARG
: "%"REG_c, "memory"
);
}
#endif /* HAVE_7REGS && !defined(BROKEN_RELOCATIONS) */
+#endif /* HAVE_INLINE_ASM */
#endif /* AVCODEC_X86_H264_I386_H */