diff options
Diffstat (limited to 'libavcodec/arm/dca.h')
| -rw-r--r-- | libavcodec/arm/dca.h | 84 |
1 files changed, 41 insertions, 43 deletions
diff --git a/libavcodec/arm/dca.h b/libavcodec/arm/dca.h index 4aed57603e..6e87111a32 100644 --- a/libavcodec/arm/dca.h +++ b/libavcodec/arm/dca.h @@ -1,20 +1,20 @@ /* * Copyright (c) 2011 Mans Rullgard <mans@mansr.com> * - * 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 */ @@ -27,7 +27,7 @@ #include "libavcodec/dcadsp.h" #include "libavcodec/mathops.h" -#if HAVE_ARMV6_INLINE && AV_GCC_VERSION_AT_LEAST(4,4) +#if HAVE_ARMV6_INLINE && AV_GCC_VERSION_AT_LEAST(4,4) && !CONFIG_THUMB #define decode_blockcodes decode_blockcodes static inline int decode_blockcodes(int code1, int code2, int levels, @@ -35,46 +35,44 @@ static inline int decode_blockcodes(int code1, int code2, int levels, { int32_t v0, v1, v2, v3, v4, v5; - __asm__ ("smmul %8, %14, %18 \n" - "smmul %11, %15, %18 \n" - "smlabb %14, %8, %17, %14 \n" - "smlabb %15, %11, %17, %15 \n" - "smmul %9, %8, %18 \n" - "smmul %12, %11, %18 \n" - "sub %14, %14, %16, lsr #1 \n" - "sub %15, %15, %16, lsr #1 \n" - "smlabb %8, %9, %17, %8 \n" - "smlabb %11, %12, %17, %11 \n" - "smmul %10, %9, %18 \n" - "smmul %13, %12, %18 \n" - "str %14, %0 \n" - "str %15, %4 \n" - "sub %8, %8, %16, lsr #1 \n" - "sub %11, %11, %16, lsr #1 \n" - "smlabb %9, %10, %17, %9 \n" - "smlabb %12, %13, %17, %12 \n" - "smmul %14, %10, %18 \n" - "smmul %15, %13, %18 \n" - "str %8, %1 \n" - "str %11, %5 \n" - "sub %9, %9, %16, lsr #1 \n" - "sub %12, %12, %16, lsr #1 \n" - "smlabb %10, %14, %17, %10 \n" - "smlabb %13, %15, %17, %13 \n" - "str %9, %2 \n" - "str %12, %6 \n" - "sub %10, %10, %16, lsr #1 \n" - "sub %13, %13, %16, lsr #1 \n" - "str %10, %3 \n" - "str %13, %7 \n" - : "=m"(values[0]), "=m"(values[1]), - "=m"(values[2]), "=m"(values[3]), - "=m"(values[4]), "=m"(values[5]), - "=m"(values[6]), "=m"(values[7]), - "=&r"(v0), "=&r"(v1), "=&r"(v2), + __asm__ ("smmul %0, %6, %10 \n" + "smmul %3, %7, %10 \n" + "smlabb %6, %0, %9, %6 \n" + "smlabb %7, %3, %9, %7 \n" + "smmul %1, %0, %10 \n" + "smmul %4, %3, %10 \n" + "sub %6, %6, %8, lsr #1 \n" + "sub %7, %7, %8, lsr #1 \n" + "smlabb %0, %1, %9, %0 \n" + "smlabb %3, %4, %9, %3 \n" + "smmul %2, %1, %10 \n" + "smmul %5, %4, %10 \n" + "str %6, [%11, #0] \n" + "str %7, [%11, #16] \n" + "sub %0, %0, %8, lsr #1 \n" + "sub %3, %3, %8, lsr #1 \n" + "smlabb %1, %2, %9, %1 \n" + "smlabb %4, %5, %9, %4 \n" + "smmul %6, %2, %10 \n" + "smmul %7, %5, %10 \n" + "str %0, [%11, #4] \n" + "str %3, [%11, #20] \n" + "sub %1, %1, %8, lsr #1 \n" + "sub %4, %4, %8, lsr #1 \n" + "smlabb %2, %6, %9, %2 \n" + "smlabb %5, %7, %9, %5 \n" + "str %1, [%11, #8] \n" + "str %4, [%11, #24] \n" + "sub %2, %2, %8, lsr #1 \n" + "sub %5, %5, %8, lsr #1 \n" + "str %2, [%11, #12] \n" + "str %5, [%11, #28] \n" + : "=&r"(v0), "=&r"(v1), "=&r"(v2), "=&r"(v3), "=&r"(v4), "=&r"(v5), "+&r"(code1), "+&r"(code2) - : "r"(levels - 1), "r"(-levels), "r"(ff_inverse[levels])); + : "r"(levels - 1), "r"(-levels), + "r"(ff_inverse[levels]), "r"(values) + : "memory"); return code1 | code2; } |