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| author | Miguel Freitas <miguelfreitas@users.sourceforge.net> | 2005-10-30 22:58:55 +0000 |
|---|---|---|
| committer | Miguel Freitas <miguelfreitas@users.sourceforge.net> | 2005-10-30 22:58:55 +0000 |
| commit | b18f029e4efd82f0e4b32e02bfcf1556e99afd2b (patch) | |
| tree | 44740abfbb370ec362da9b605003411a71ff1002 /m4 | |
| parent | 76cebb55a9520cd99e69d344aab0e30f7b940e80 (diff) | |
| download | xine-lib-b18f029e4efd82f0e4b32e02bfcf1556e99afd2b.tar.gz xine-lib-b18f029e4efd82f0e4b32e02bfcf1556e99afd2b.tar.bz2 | |
disable controversial -funroll-loops
users should set their own flags (with --disable-optimizations) if they
want to try making xine faster. default flags should provide good optimization
while keeping libxine stable.
CVS patchset: 7789
CVS date: 2005/10/30 22:58:55
Diffstat (limited to 'm4')
| -rw-r--r-- | m4/optimizations.m4 | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/m4/optimizations.m4 b/m4/optimizations.m4 index 85f70f154..88e4f9fea 100644 --- a/m4/optimizations.m4 +++ b/m4/optimizations.m4 @@ -107,7 +107,7 @@ AC_DEFUN([AC_OPTIMIZATIONS], [ AC_TRY_CFLAGS("$sarchopt=athlon", k7cpu="athlon", k7cpu="i686") dnl add x86 specific gcc CFLAGS - CFLAGS="-O3 -fomit-frame-pointer $f_af $f_al $f_aj $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops $INLINE_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 $INLINE_FUNCTIONS $CFLAGS" DEBUG_CFLAGS="-O $DEBUG_CFLAGS" @@ -191,16 +191,16 @@ AC_DEFUN([AC_OPTIMIZATIONS], [ DEBUG_CFLAGS="-O3 -mieee $DEBUG_CFLAGS" ;; *darwin*) - CFLAGS="-O3 -pipe -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops $INLINE_FUNCTIONS -no-cpp-precomp -D_INTL_REDIRECT_MACROS $CFLAGS" + CFLAGS="-O3 -pipe -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math $INLINE_FUNCTIONS -no-cpp-precomp -D_INTL_REDIRECT_MACROS $CFLAGS" DEBUG_CFLAGS="-O3 $DEBUG_CFLAGS" ;; ppc-*-linux* | powerpc-*) - CFLAGS="-O3 -pipe -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops $INLINE_FUNCTIONS $CFLAGS" + CFLAGS="-O3 -pipe -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math $INLINE_FUNCTIONS $CFLAGS" DEBUG_CFLAGS="-O3 $DEBUG_CFLAGS" ;; sparc*-*-linux*) - CFLAGS="-O3 $cpu_cflags -funroll-loops $INLINE_FUNCTIONS $CFLAGS" - DEBUG_CFLAGS="-O $cpu_cflags -funroll-loops $INLINE_FUNCTIONS $DEBUG_CFLAGS" + CFLAGS="-O3 $cpu_cflags $INLINE_FUNCTIONS $CFLAGS" + DEBUG_CFLAGS="-O $cpu_cflags $INLINE_FUNCTIONS $DEBUG_CFLAGS" case `uname -m` in sparc) @@ -230,8 +230,8 @@ AC_DEFUN([AC_OPTIMIZATIONS], [ esac ;; esac - cc_optimize_cflags="-O3 $cpu_cflags -funroll-loops $INLINE_FUNCTIONS" - cc_debug_cflags="-O $cpu_cflags -funroll-loops $INLINE_FUNCTIONS" + cc_optimize_cflags="-O3 $cpu_cflags $INLINE_FUNCTIONS" + cc_debug_cflags="-O $cpu_cflags $INLINE_FUNCTIONS" else case `uname -m` in sun4c) cpu_cflags="-xarch=v7" ;; @@ -246,7 +246,7 @@ AC_DEFUN([AC_OPTIMIZATIONS], [ DEBUG_CFLAGS="$cc_debug_cflags $DEBUG_CFLAGS" ;; x86_64-*) - CFLAGS="-O3 -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math -funroll-loops $INLINE_FUNCTIONS $CFLAGS" + CFLAGS="-O3 -fomit-frame-pointer $m_wm $m_psb -fexpensive-optimizations $f_si $f_nsa -ffast-math $INLINE_FUNCTIONS $CFLAGS" DEBUG_CFLAGS="-g $DEBUG_CFLAGS" ;; armv4l-*-linux*) |