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filename configure.in
changeset 913:edc494bde24b
prev909:b4a21af8ce8c
next923:13ac59a786f4
author nkeynes
date Wed Nov 05 10:05:08 2008 +0000 (15 years ago)
permissions -rw-r--r--
last change Fix (extremely boneheaded) failure to convert pc to physical address before
storing in the translation cache (in other words, the translation cache was
effectively disabled for MMU code). MMU code is now about 3 times faster...
file annotate diff log raw 
     1.1 --- a/configure.in	Thu Oct 30 23:56:59 2008 +0000

     1.2 +++ b/configure.in	Wed Nov 05 10:05:08 2008 +0000

     1.3 @@ -29,7 +29,7 @@

     1.4     AS_HELP_STRING( [--disable-optimized], [Disable compile-time optimizations (Enabled by default)]),

     1.5     [true], [enable_optimized=yes] )

     1.6  AC_ARG_ENABLE( profiled,

     1.7 -   AS_HELP_STRING( [--enable-profiled], [Enable profiling build (implies disable-optimized)]),

     1.8 +   AS_HELP_STRING( [--enable-profiled], [Enable profiling build]),

     1.9     [if test "$enableval" == "yes"; then

    1.10        enable_profiled=yes;

    1.11      fi] )

    1.12 @@ -60,17 +60,23 @@

    1.13  

    1.14  dnl ------------ 

    1.15  

    1.16 -if test "x$enable_profiled" = "xyes"; then

    1.17 -   CFLAGS="-g -pg -fprofile-arcs"

    1.18 -   LDFLAGS="$LDFLAGS -pg";

    1.19 -elif test "x$enable_optimized" = "xyes"; then

    1.20 -   CFLAGS="-g -O2 -fexceptions -fomit-frame-pointer"

    1.21 -   AC_DEFINE(HAVE_EXCEPTIONS, [1], [Have exception stack-frame information])

    1.22 +if test "x$enable_optimized" = "xyes"; then

    1.23 +   CFLAGS="-g -O2 -msse2 -mfpmath=sse"

    1.24 +   if test "x$enable_profiled" != "xyes"; then

    1.25 +       dnl -fomit-frame-pointer can't be used with -pg

    1.26 +       CFLAGS="$CFLAGS -fexceptions -fomit-frame-pointer"

    1.27 +       AC_DEFINE(HAVE_EXCEPTIONS, [1], [Have exception stack-frame information])

    1.28 +   fi

    1.29     AC_DEFINE(HAVE_FASTCALL, [1], [Use fast register-passing calling conventions])

    1.30  else 

    1.31     CFLAGS="-g3"

    1.32  fi

    1.33  

    1.34 +if test "x$enable_profiled" = "xyes"; then

    1.35 +   CFLAGS="$CFLAGS -pg"

    1.36 +   LDFLAGS="$LDFLAGS -pg";

    1.37 +fi

    1.38 +

    1.39  if test "x$GCC" = "xyes"; then

    1.40     CFLAGS="$CFLAGS -fno-strict-aliasing"

    1.41  fi
.