1.1 --- a/config.h.in	Thu Oct 30 05:50:21 2008 +0000
     1.2 +++ b/config.h.in	Thu Oct 30 23:56:59 2008 +0000
     1.3 @@ -46,6 +46,9 @@
     1.4  /* Have exception stack-frame information */
     1.5  #undef HAVE_EXCEPTIONS
     1.6  
     1.7 +/* Use fast register-passing calling conventions */
     1.8 +#undef HAVE_FASTCALL
     1.9 +
    1.10  /* Define if the GNU gettext() function is already present or preinstalled. */
    1.11  #undef HAVE_GETTEXT
    1.12  

     2.1 --- a/configure	Thu Oct 30 05:50:21 2008 +0000
     2.2 +++ b/configure	Thu Oct 30 23:56:59 2008 +0000
     2.3 @@ -805,6 +805,7 @@
     2.4  enable_strict_warn
     2.5  enable_translator
     2.6  enable_optimized
     2.7 +enable_profiled
     2.8  enable_trace
     2.9  enable_watch
    2.10  enable_sh4stats
    2.11 @@ -1473,6 +1474,7 @@
    2.12    --disable-translator    Disable the SH4 translator (Enabled by default)
    2.13    --disable-optimized     Disable compile-time optimizations (Enabled by
    2.14                            default)
    2.15 +  --enable-profiled       Enable profiling build (implies disable-optimized)
    2.16    --enable-trace          Enable generation of IO traces (warning: hurts
    2.17                            performance)
    2.18    --enable-watch          Enable watchpoints in the debugger (warning: hurts
    2.19 @@ -6575,6 +6577,13 @@
    2.20    enable_optimized=yes
    2.21  fi
    2.22  
    2.23 +# Check whether --enable-profiled was given.
    2.24 +if test "${enable_profiled+set}" = set; then
    2.25 +  enableval=$enable_profiled; if test "$enableval" == "yes"; then
    2.26 +      enable_profiled=yes;
    2.27 +    fi
    2.28 +fi
    2.29 +
    2.30  # Check whether --enable-trace was given.
    2.31  if test "${enable_trace+set}" = set; then
    2.32    enableval=$enable_trace; if test "$enableval" == "yes"; then
    2.33 @@ -6638,11 +6647,25 @@
    2.34  
    2.35  
    2.36  
    2.37 -if test "x$enable_optimized" = "xyes"; then
    2.38 -   CFLAGS="-g -O2"
    2.39 +if test "x$enable_profiled" = "xyes"; then
    2.40 +   CFLAGS="-g -pg -fprofile-arcs"
    2.41 +   LDFLAGS="$LDFLAGS -pg";
    2.42 +elif test "x$enable_optimized" = "xyes"; then
    2.43 +   CFLAGS="-g -O2 -fexceptions -fomit-frame-pointer"
    2.44 +
    2.45 +cat >>confdefs.h <<\_ACEOF
    2.46 +#define HAVE_EXCEPTIONS 1
    2.47 +_ACEOF
    2.48 +
    2.49 +
    2.50 +cat >>confdefs.h <<\_ACEOF
    2.51 +#define HAVE_FASTCALL 1
    2.52 +_ACEOF
    2.53 +
    2.54  else
    2.55     CFLAGS="-g3"
    2.56  fi
    2.57 +
    2.58  if test "x$GCC" = "xyes"; then
    2.59     CFLAGS="$CFLAGS -fno-strict-aliasing"
    2.60  fi
    2.61 @@ -6865,14 +6888,6 @@
    2.62  _ACEOF
    2.63  
    2.64  fi
    2.65 -if test "x$enable_optimized" = "xyes"; then
    2.66 -   CFLAGS="$CFLAGS -fexceptions -fomit-frame-pointer"
    2.67 -
    2.68 -cat >>confdefs.h <<\_ACEOF
    2.69 -#define HAVE_EXCEPTIONS 1
    2.70 -_ACEOF
    2.71 -
    2.72 -fi
    2.73  
    2.74  
    2.75  

     3.1 --- a/configure.in	Thu Oct 30 05:50:21 2008 +0000
     3.2 +++ b/configure.in	Thu Oct 30 23:56:59 2008 +0000
     3.3 @@ -28,6 +28,11 @@
     3.4  AC_ARG_ENABLE( optimized,
     3.5     AS_HELP_STRING( [--disable-optimized], [Disable compile-time optimizations (Enabled by default)]),
     3.6     [true], [enable_optimized=yes] )
     3.7 +AC_ARG_ENABLE( profiled,
     3.8 +   AS_HELP_STRING( [--enable-profiled], [Enable profiling build (implies disable-optimized)]),
     3.9 +   [if test "$enableval" == "yes"; then
    3.10 +      enable_profiled=yes;
    3.11 +    fi] )
    3.12  AC_ARG_ENABLE( trace, 
    3.13     AS_HELP_STRING( [--enable-trace], [Enable generation of IO traces (warning: hurts performance)]),
    3.14     [if test "$enableval" == "yes"; then
    3.15 @@ -55,11 +60,17 @@
    3.16  
    3.17  dnl ------------ 
    3.18  
    3.19 -if test "x$enable_optimized" = "xyes"; then
    3.20 -   CFLAGS="-g -O2"
    3.21 -else
    3.22 +if test "x$enable_profiled" = "xyes"; then
    3.23 +   CFLAGS="-g -pg -fprofile-arcs"
    3.24 +   LDFLAGS="$LDFLAGS -pg";
    3.25 +elif test "x$enable_optimized" = "xyes"; then
    3.26 +   CFLAGS="-g -O2 -fexceptions -fomit-frame-pointer"
    3.27 +   AC_DEFINE(HAVE_EXCEPTIONS, [1], [Have exception stack-frame information])
    3.28 +   AC_DEFINE(HAVE_FASTCALL, [1], [Use fast register-passing calling conventions])
    3.29 +else 
    3.30     CFLAGS="-g3"
    3.31  fi
    3.32 +
    3.33  if test "x$GCC" = "xyes"; then
    3.34     CFLAGS="$CFLAGS -fno-strict-aliasing"
    3.35  fi
    3.36 @@ -91,10 +102,6 @@
    3.37  if test "x$HAVE_COCOA" = 'xyes' -a "x$with_gtk" = "xno"; then
    3.38    AC_DEFINE(OSX_BUNDLE, [1], [Generating a bundled application])
    3.39  fi
    3.40 -if test "x$enable_optimized" = "xyes"; then
    3.41 -   CFLAGS="$CFLAGS -fexceptions -fomit-frame-pointer"
    3.42 -   AC_DEFINE(HAVE_EXCEPTIONS, [1], [Have exception stack-frame information])
    3.43 -fi
    3.44  
    3.45  dnl ----------- Check for mandatory dependencies --------------
    3.46  dnl Check for libpng (required)

     4.1 --- a/src/lxdream.h	Thu Oct 30 05:50:21 2008 +0000
     4.2 +++ b/src/lxdream.h	Thu Oct 30 23:56:59 2008 +0000
     4.3 @@ -91,11 +91,6 @@
     4.4  const char *get_sysconf_path();
     4.5  const char *get_locale_path();
     4.6  
     4.7 -/* Use fast (regparam) calling conventions for core code - for now just turn it
     4.8 - * on always, but define the macro in case we need to remove it for some platforms
     4.9 - */
    4.10 -#define HAVE_FASTCALL 1
    4.11 -
    4.12  #ifdef HAVE_FASTCALL
    4.13  #define FASTCALL __attribute__((regparm(3)))
    4.14  #else