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Gentoo's Bugzilla – Attachment 362358 Details for
Bug 489846
media-video/ffmpeg - .../work/ffmpeg-1.2.4/libavcodec/arm/dca.h:37:5: error: can’t find a register in class ‘CORE_REGS’ while reloading ‘asm’
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[patch]
PATCH: Backported fix to compile ffmpeg using GCC 4.8.1 on ARM
ffmpeg_arm_gcc48fix.patch (text/plain), 3.99 KB, created by
David Racine
on 2013-10-31 12:33:08 UTC
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Description:
PATCH: Backported fix to compile ffmpeg using GCC 4.8.1 on ARM
Filename:
MIME Type:
Creator:
David Racine
Created:
2013-10-31 12:33:08 UTC
Size:
3.99 KB
patch
obsolete
>--- ffmpeg/libavcodec/arm/dca.h >+++ ffmpeg.new/libavcodec/arm/dca.h > >@@ -34,46 +34,44 @@ static inline int decode_blockcodes(int code1, int code2, int levels, > { > int 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; > }
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bug 489846
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362352
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