diff options
| -rw-r--r-- | configure.in | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/configure.in b/configure.in index 746f14712..153bdd733 100644 --- a/configure.in +++ b/configure.in @@ -151,7 +151,7 @@ AC_C_CONST AC_C_ALWAYS_INLINE AC_TYPE_OFF_T AC_TYPE_SIZE_T -AM_TYPE_PTRDIFF_T +dnl AM_TYPE_PTRDIFF_T dnl dnl debug cflags @@ -647,6 +647,15 @@ if test "$GCC" = yes; then AC_TRY_CFLAGS("-fno-strict-aliasing", f_nsa="-fno-strict-aliasing", f_nsa="") AC_TRY_CFLAGS("-fschedule-insns2", f_si="-fschedule-insns2", f_si="") AC_TRY_CFLAGS("-mwide-multiply", m_wm="-mwide-multiply", m_wm="") + dnl + dnl gcc 3.1 uses the -f version + dnl + AC_TRY_CFLAGS("-falign-functions=4", f_af="-falign-functions=4", + f_af="-malign-functions=4") + AC_TRY_CFLAGS("-falign-loops=4", f_al="-falign-loops=4", + f_al="-malign-loops=4") + AC_TRY_CFLAGS("-falign-jumps=4", f_aj="-falign-jumps=4", + f_aj="-malign-jumps=4") fi dnl Flags not supported by all *cc* variants @@ -662,7 +671,7 @@ enable_ffmmx="no" case "$host_or_hostalias" in i386-*-freebsd*) - CFLAGS="$CFLAGS -pipe -fomit-frame-pointer -malign-functions=4 -malign-loops=4 -malign-jumps=4 -malign-functions=4 $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops -finline-functions" + CFLAGS="$CFLAGS -pipe -fomit-frame-pointer $f_af $f_al $f_aj $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops -finline-functions" DEBUG_CFLAGS="$X_CFLAGS $DEBUG_CFLAGS" AC_DEFINE(__i386__) AC_DEFINE([ARCH_X86],,[x86 architecture]) @@ -688,7 +697,7 @@ case "$host_or_hostalias" in AC_TRY_CFLAGS("$sarchopt=athlon", k7cpu="athlon", k7cpu="i686") dnl add x86 specific gcc CFLAGS - CFLAGS="$CFLAGS -O3 -pipe -fomit-frame-pointer -malign-functions=4 -malign-loops=4 -malign-jumps=4 -malign-functions=4 $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops -funroll-all-loops -finline-functions" + CFLAGS="$CFLAGS -O3 -pipe -fomit-frame-pointer $f_af $f_al $f_aj $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops -funroll-all-loops -finline-functions" DEBUG_CFLAGS="$DEBUG_CFLAGS -O3" |