diff options
author | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2005-05-27 11:14:22 +0000 |
---|---|---|
committer | gpoirier <gpoirier@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2005-05-27 11:14:22 +0000 |
commit | 27be573c3ba830142821a169224bf59961fe3235 (patch) | |
tree | 2adc75f86972611df1644554c6f149b28faa4881 /configure | |
parent | 6349fe66d9f661ff53f101fe5c172cca78ab0372 (diff) | |
download | mpv-27be573c3ba830142821a169224bf59961fe3235.tar.bz2 mpv-27be573c3ba830142821a169224bf59961fe3235.tar.xz |
Athlon 64 optimization flags, in 32 and 64-bit mode.
Patch by Corey Hickey < bugfood-ml YO fatooh POUM org >,
based on Robert Swain's patch <robert POUM swain YO gmail POUM com >
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@15576 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'configure')
-rwxr-xr-x | configure | 47 |
1 files changed, 43 insertions, 4 deletions
@@ -950,10 +950,49 @@ EOF _def_arch='#define ARCH_X86_64 1' _target_arch='TARGET_ARCH_X86_64 = yes' iproc='x86_64' - proc='' - _march='' - _mcpu='' - _optimizing='' + + # athlon64 cpu-type only supported in gcc >= 3.4.0 + # also, gcc >= 3.4.0 doesn't support -mcpu, we have to use -mtune instead + if test "$cc_vendor" = "gnu" && test "$_cc_major" -gt 3 -o "$_cc_major" -eq 3 -a "$_cc_minor" -ge 4 ; then + proc=athlon64 + cpuopt=-mtune + else + proc=athlon-xp + cpuopt=-mcpu + fi + + + echocheck "GCC & CPU optimization abilities" +cat > $TMPC << EOF +int main(void) { return 0; } +EOF + # This is a stripped-down version of the i386 fallback. + if test "$_runtime_cpudetection" = no ; then + if test "$proc" = "k8" -o "$proc" = "opteron" -o "$proc" = "athlon64" -o "$proc" = "athlon-fx" ; then + cc_check -march=$proc $cpuopt=$proc || proc=athlon-xp + fi + # This will fail if gcc version < 3.3, which is ok because earlier + # versions don't really support 64-bit on amd64. + # Is this a valid assumption? -Corey + if test "$proc" = "athlon-xp" || test "$proc" = "athlon-4" ; then + cc_check -march=$proc $cpuopt=$proc || proc=error + fi + if test "$proc" = "error" ; then + echores "Your $_cc does not even support \"athlon-xp\" for '-march' and '$cpuopt'." + _mcpu="" + _march="" + fi + else + _march="" + _mcpu="" + fi + + _march="-march=$proc" + _mcpu="$cpuopt=$proc" + _optimizing="" + + echores "$proc" + x86_exts_check ;; |