diff options
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index 930a54a1a..eb1efc8b7 100644 --- a/configure.ac +++ b/configure.ac @@ -757,6 +757,9 @@ case "$host_or_hostalias" in dnl special check for k7 cpu CC support AC_TRY_CFLAGS("$sarchopt=athlon", k7cpu="athlon", k7cpu="i686") + AC_TRY_CFLAGS("-mmmx",f_mmmx="-mmmx", f_mmmx="") + AC_TRY_CFLAGS("-msse",f_msse="-msse", f_msse="") + dnl add x86 specific gcc CFLAGS CFLAGS="$CFLAGS -O3 -pipe -fomit-frame-pointer $f_af $f_al $f_aj $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops -finline-functions" @@ -772,7 +775,9 @@ case "$host_or_hostalias" in i486-*) # oh dear! archopt_val="i486" ;; i586-*) - archopt_val="pentium" ;; + archopt_val="pentium" + CFLAGS="$CFLAGS $f_mmmx" + ;; i686-*) archopt_val="pentiumpro" if test x"$check_athlon" = "xyes"; then @@ -784,6 +789,7 @@ case "$host_or_hostalias" in esac fi fi + CFLAGS="$CFLAGS $f_mmmx $f_msse" ;; k6-*) archopt_val="k6" ;; |