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support for setting and detecting FAST_CMOV 

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@22717 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
diego 2007-03-18 15:38:15 +00:00
parent 26b8a9436b
commit fe51c57b4f
1 changed files with 17 additions and 0 deletions
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17
configure vendored
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@ -459,6 +459,7 @@ _mmxext=auto
_sse=auto _sse=auto
_sse2=auto _sse2=auto
_cmov=auto _cmov=auto
_fast_cmov=auto
_armv5te=auto _armv5te=auto
_iwmmxt=auto _iwmmxt=auto
_mtrr=auto _mtrr=auto
@ -1119,6 +1120,8 @@ for ac_option do
--disable-3dnowext) _3dnowext=no ;; --disable-3dnowext) _3dnowext=no ;;
--enable-cmov) _cmov=yes ;; --enable-cmov) _cmov=yes ;;
--disable-cmov) _cmov=no ;; --disable-cmov) _cmov=no ;;
--enable-fast-cmov) _fast_cmov=yes ;;
--disable-fast-cmov) _fast_cmov=no ;;
--enable-altivec) _altivec=yes ;; --enable-altivec) _altivec=yes ;;
--disable-altivec) _altivec=no ;; --disable-altivec) _altivec=no ;;
--enable-armv5te) _armv5te=yes ;; --enable-armv5te) _armv5te=yes ;;
@ -1970,6 +1973,17 @@ EOF
echores "$proc" echores "$proc"
fi fi
#FIXME: The runtime CPU detection could check this as well.
if test _cmov = "yes" && test _fast_cmov = "auto" ; then
_fast_cmov="yes"
case "$proc" in
pentium4|prescott|nocona)
_fast_cmov="no"
esac
else
_fast_cmov="no"
fi
echocheck "GCC & CPU optimization abilities" echocheck "GCC & CPU optimization abilities"
if test -n "$proc"; then if test -n "$proc"; then
@ -2437,6 +2451,8 @@ _def_sse2='#undef HAVE_SSE2'
test "$_sse2" = yes && _def_sse2='#define HAVE_SSE2 1' test "$_sse2" = yes && _def_sse2='#define HAVE_SSE2 1'
_def_cmov='#undef HAVE_CMOV' _def_cmov='#undef HAVE_CMOV'
test "$_cmov" = yes && _def_cmov='#define HAVE_CMOV 1' test "$_cmov" = yes && _def_cmov='#define HAVE_CMOV 1'
_def_fast_cmov='#undef HAVE_FAST_CMOV'
test "$_fast_cmov" = yes && _def_fast_cmov='#define HAVE_FAST_CMOV 1'
_def_armv5te='#undef HAVE_ARMV5TE' _def_armv5te='#undef HAVE_ARMV5TE'
test "$_armv5te" = yes && _def_armv5te='#define HAVE_ARMV5TE 1' test "$_armv5te" = yes && _def_armv5te='#define HAVE_ARMV5TE 1'
_def_iwmmxt='#undef HAVE_IWMMXT' _def_iwmmxt='#undef HAVE_IWMMXT'
@ -8310,6 +8326,7 @@ $_def_mmxext // only define if you have MMX2 (Athlon/PIII/4/CelII)
$_def_sse // only define if you have SSE (Intel Pentium III/4 or Celeron II) $_def_sse // only define if you have SSE (Intel Pentium III/4 or Celeron II)
$_def_sse2 // only define if you have SSE2 (Intel Pentium 4) $_def_sse2 // only define if you have SSE2 (Intel Pentium 4)
$_def_cmov // only define if you have CMOV (i686+, without VIA C3) $_def_cmov // only define if you have CMOV (i686+, without VIA C3)
$_def_fast_cmov // only define if CMOV is fast
$_def_altivec // only define if you have Altivec (G4) $_def_altivec // only define if you have Altivec (G4)
$_def_armv5te // only define if you have Enhanced DSP Extensions (ARM) $_def_armv5te // only define if you have Enhanced DSP Extensions (ARM)
$_def_iwmmxt // only define if you have XScale IWMMX (ARM) $_def_iwmmxt // only define if you have XScale IWMMX (ARM)