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Check for and set HAVE_MMX2, it is used in several places.

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patch by Alexander Strange, astrange ithinksw com

Originally committed as revision 12487 to svn://svn.ffmpeg.org/ffmpeg/trunk
This commit is contained in:
Alexander Strange 2008-03-18 12:32:55 +00:00 committed by Diego Biurrun
parent 503d5b585f
commit d7f0920bd7
1 changed files with 4 additions and 1 deletions
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5
configure vendored
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@ -699,6 +699,7 @@ ARCH_EXT_LIST='
iwmmxt iwmmxt
mmi mmi
mmx mmx
mmx2
ssse3 ssse3
vis vis
' '
@ -780,6 +781,7 @@ armv6_deps="armv4l"
iwmmxt_deps="armv4l" iwmmxt_deps="armv4l"
mmi_deps="mips" mmi_deps="mips"
mmx_deps="x86" mmx_deps="x86"
mmx2_deps="x86"
ssse3_deps="x86" ssse3_deps="x86"
vis_deps="sparc" vis_deps="sparc"
@ -1517,8 +1519,9 @@ EOF
# check wether EBX is available on x86 # check wether EBX is available on x86
check_asm ebx_available '"":::"%ebx"' check_asm ebx_available '"":::"%ebx"'
# check whether binutils is new enough to compile SSSE3 # check whether binutils is new enough to compile SSSE3/MMX2
enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"' enabled ssse3 && check_asm ssse3 '"pabsw %xmm0, %xmm0"'
enabled mmx2 && check_asm mmx2 '"movss %xmm0, %xmm0"'
check_asm bswap '"bswap %%eax" ::: "%eax"' check_asm bswap '"bswap %%eax" ::: "%eax"'
fi fi