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- Check for <stdint.h> ourselves if AC_HEADER_STDC didn't do that

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- Build with -mdynamic-no-pic on MacOS X, this brings up to 20% performance
  improvement in the CPU core.
This commit is contained in:
gbeauche 2005-07-01 05:57:07 +00:00
parent 01b34da3d9
commit 858c3b9719
1 changed files with 17 additions and 1 deletions
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18
BasiliskII/src/Unix/configure.ac
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@ -309,7 +309,8 @@ AC_SYS_LARGEFILE
dnl Checks for header files.
AC_HEADER_STDC
AC_CHECK_HEADERS(unistd.h stdlib.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
AC_CHECK_HEADERS(stdlib.h stdint.h)
AC_CHECK_HEADERS(unistd.h fcntl.h sys/types.h sys/time.h sys/mman.h mach/mach.h)
AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
AC_CHECK_HEADERS(sys/socket.h sys/ioctl.h sys/filio.h sys/bitypes.h sys/wait.h)
AC_CHECK_HEADERS(sys/poll.h sys/select.h)
@ -1191,6 +1192,21 @@ if [[ "x$HAVE_GCC30" = "xyes" ]]; then
CFLAGS="$SAVED_CFLAGS"
fi
dnl Add -mdynamic-no-pic for MacOS X
if [[ "x$HAVE_GCC30" = "xyes" ]]; then
SAVED_CFLAGS="$CFLAGS"
CFLAGS="$CFLAGS -mdynamic-no-pic"
AC_CACHE_CHECK([whether the compiler supports -mdynamic-no-pic],
ac_cv_gcc_mdynamic_no_pic, [
AC_TRY_COMPILE([],[],[ac_cv_gcc_mdynamic_no_pic=yes],[ac_cv_gcc_mdynamic_no_pic=no])
])
if [[ "x$ac_cv_gcc_mdynamic_no_pic" = "xyes" ]]; then
CXXFLAGS="$CXXFLAGS -mdynamic-no-pic"
else
CFLAGS="$SAVED_CFLAGS"
fi
fi
dnl Select appropriate CPU source and REGPARAM define.
ASM_OPTIMIZATIONS=none
CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"