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Add HAVE_ALIGNED_STACK config setting

This is set to 1 if the stack is guaranteed to be suitably aligned
for the strictest access mode of the machine.

Originally committed as revision 25151 to svn://svn.ffmpeg.org/ffmpeg/trunk

Måns Rullgård authored on 2010/09/22 02:57:13
Showing 1 changed files
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@@ -981,6 +981,7 @@ HAVE_LIST="
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     $ARCH_EXT_LIST
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     $HAVE_LIST_PUB
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     $THREADS_LIST
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+    aligned_stack
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     alsa_asoundlib_h
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     altivec_h
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     arpa_inet_h
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@@ -1164,6 +1165,7 @@ mmx2_deps="mmx"
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 sse_deps="mmx"
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 ssse3_deps="sse"
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+aligned_stack_if_any="ppc x86"
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 fast_64bit_if_any="alpha ia64 mips64 parisc64 ppc64 sparc64 x86_64"
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 fast_clz_if_any="alpha armv5te avr32 mips ppc x86"
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 fast_unaligned_if_any="armv6 ppc x86"