| 1 |
gbeauche |
1.3 |
dnl Process this file with autoconf to produce a configure script. |
| 2 |
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dnl Written in 2002 by Christian Bauer et al. |
| 3 |
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| 4 |
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AC_INIT([Basilisk II], 1.0, [Christian.Bauer@uni-mainz.de], BasiliskII) |
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AC_CONFIG_SRCDIR(main_windows.cpp) |
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AC_CONFIG_AUX_DIR(../Unix) |
| 7 |
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AC_PREREQ(2.52) |
| 8 |
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AC_CONFIG_HEADER(config.h) |
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| 10 |
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dnl Aliases for PACKAGE and VERSION macros. |
| 11 |
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AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE_NAME", [Define this program name.]) |
| 12 |
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AC_DEFINE_UNQUOTED(VERSION, "$PACKAGE_VERSION", [Define this program version.]) |
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| 14 |
gbeauche |
1.5 |
dnl SDL options. |
| 15 |
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AC_ARG_ENABLE(sdl-static, [ --enable-sdl-static use SDL static libraries for linking [default=no]], [WANT_SDL_STATIC=$enableval], [WANT_SDL_STATIC=no]) |
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| 17 |
gbeauche |
1.3 |
dnl JIT compiler options. |
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AC_ARG_ENABLE(jit-compiler, [ --enable-jit-compiler enable JIT compiler [default=yes]], [WANT_JIT=$enableval], [WANT_JIT=yes]) |
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AC_ARG_ENABLE(jit-debug, [ --enable-jit-debug activate native code disassemblers [default=no]], [WANT_JIT_DEBUG=$enableval], [WANT_JIT_DEBUG=no]) |
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| 21 |
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dnl FPU emulation core. |
| 22 |
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AC_ARG_ENABLE(fpe, |
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[ --enable-fpe=FPE specify which fpu emulator to use [default=auto]], |
| 24 |
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[ case "$enableval" in |
| 25 |
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dnl default is always ieee, if architecture has this fp format |
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auto) FPE_CORE_TEST_ORDER="ieee uae";; |
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ieee) FPE_CORE_TEST_ORDER="ieee";; |
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uae) FPE_CORE_TEST_ORDER="uae";; |
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x86) FPE_CORE_TEST_ORDER="x86";; |
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*) AC_MSG_ERROR([--enable-fpe takes only one of the following values: auto, x86, ieee, uae]);; |
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esac |
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], |
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[ FPE_CORE_TEST_ORDER="ieee uae" |
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]) |
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dnl External packages. |
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AC_ARG_WITH(gtk, [ --with-gtk use GTK user interface [default=yes]], [WANT_GTK=$withval], [WANT_GTK=yes]) |
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| 39 |
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dnl Addressing modes. |
| 40 |
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AC_ARG_ENABLE(addressing, |
| 41 |
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[ --enable-addressing=AM specify the addressing mode to use [default=fastest]], |
| 42 |
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[ case "$enableval" in |
| 43 |
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direct) ADDRESSING_TEST_ORDER="direct";; |
| 44 |
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banks) ADDRESSING_TEST_ORDER="banks";; |
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fastest)ADDRESSING_TEST_ORDER="direct banks";; |
| 46 |
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*) AC_MSG_ERROR([--enable-addressing takes only one of the following values: fastest, direct, banks]);; |
| 47 |
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esac |
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], |
| 49 |
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[ ADDRESSING_TEST_ORDER="direct banks" |
| 50 |
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]) |
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dnl Canonical system information. |
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AC_CANONICAL_HOST |
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AC_CANONICAL_TARGET |
| 55 |
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| 56 |
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dnl Target CPU type. |
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HAVE_I386=no |
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HAVE_POWERPC=no |
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HAVE_X86_64=no |
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case "$target_cpu" in |
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i386* | i486* | i586* | i686* | i786* ) HAVE_I386=yes;; |
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powerpc* ) HAVE_POWERPC=yes;; |
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x86_64* ) HAVE_X86_64=yes;; |
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esac |
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| 66 |
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dnl Checks for programs. |
| 67 |
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AC_PROG_CC |
| 68 |
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AC_PROG_CC_C_O |
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AC_PROG_CPP |
| 70 |
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AC_PROG_CXX |
| 71 |
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AC_PROG_MAKE_SET |
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AC_PROG_EGREP |
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AC_PROG_LN_S |
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AC_CHECK_TOOL(WINDRES, windres) |
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dnl We use GTK+ if possible. |
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if [[ "x$WANT_GTK" = "xyes" ]]; then |
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AM_PATH_GTK_2_0(1.3.15, [], [ |
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AC_MSG_WARN([Could not find GTK+ 2.0, disabling user interface.]) |
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WANT_GTK=no |
| 81 |
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]) |
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fi |
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AC_SUBST(WANT_GTK) |
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dnl We use 64-bit file size support if possible. |
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AC_SYS_LARGEFILE |
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| 88 |
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dnl Checks for header files. |
| 89 |
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AC_HEADER_STDC |
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| 91 |
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dnl Checks for typedefs, structures, and compiler characteristics. |
| 92 |
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AC_C_BIGENDIAN |
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AC_C_CONST |
| 94 |
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AC_C_INLINE |
| 95 |
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AC_CHECK_SIZEOF(short, 2) |
| 96 |
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AC_CHECK_SIZEOF(int, 4) |
| 97 |
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AC_CHECK_SIZEOF(long, 4) |
| 98 |
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AC_CHECK_SIZEOF(long long, 8) |
| 99 |
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AC_CHECK_SIZEOF(float, 4) |
| 100 |
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AC_CHECK_SIZEOF(double, 8) |
| 101 |
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AC_CHECK_SIZEOF(long double, 12) |
| 102 |
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AC_CHECK_SIZEOF(void *, 4) |
| 103 |
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AC_TYPE_OFF_T |
| 104 |
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AC_CHECK_TYPES(loff_t) |
| 105 |
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AC_CHECK_TYPES(caddr_t) |
| 106 |
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AC_TYPE_SIZE_T |
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gbeauche |
1.6 |
dnl Checks for library functions. |
| 109 |
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AC_CHECK_FUNCS(strdup strerror) |
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| 111 |
gbeauche |
1.3 |
dnl Define a macro that translates a yesno-variable into a C macro definition |
| 112 |
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dnl to be put into the config.h file |
| 113 |
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dnl $1 -- the macro to define |
| 114 |
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dnl $2 -- the value to translate |
| 115 |
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dnl $3 -- template name |
| 116 |
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AC_DEFUN([AC_TRANSLATE_DEFINE], [ |
| 117 |
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if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then |
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AC_DEFINE($1, 1, $3) |
| 119 |
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fi |
| 120 |
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]) |
| 121 |
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| 122 |
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dnl Check that VirtualAlloc(), VirtualProtect() work |
| 123 |
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AC_CACHE_CHECK([whether VirtualProtect works], |
| 124 |
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ac_cv_VirtualProtect_works, [ |
| 125 |
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AC_LANG_SAVE |
| 126 |
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AC_LANG_CPLUSPLUS |
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ac_cv_VirtualProtect_works=yes |
| 128 |
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dnl First the tests that should segfault |
| 129 |
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for test_def in NONE_READ NONE_WRITE READ_WRITE; do |
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AC_TRY_RUN([ |
| 131 |
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#define HAVE_WIN32_VM 1 |
| 132 |
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#define CONFIGURE_TEST_VM_MAP |
| 133 |
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#define TEST_VM_PROT_$test_def |
| 134 |
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#include "../Unix/vm_alloc.cpp" |
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], ac_cv_VirtualProtect_works=no, rm -f core, |
| 136 |
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dnl When cross-compiling, assume it works |
| 137 |
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ac_cv_VirtualProtect_works="yes" |
| 138 |
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) |
| 139 |
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done |
| 140 |
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AC_TRY_RUN([ |
| 141 |
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#define HAVE_WIN32_VM 1 |
| 142 |
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#define CONFIGURE_TEST_VM_MAP |
| 143 |
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#define TEST_VM_PROT_RDWR_WRITE |
| 144 |
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#include "../Unix/vm_alloc.cpp" |
| 145 |
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], , ac_cv_VirtualProtect_works=no, |
| 146 |
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dnl When cross-compiling, assume it works |
| 147 |
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ac_cv_VirtualProtect_works="yes" |
| 148 |
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) |
| 149 |
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AC_LANG_RESTORE |
| 150 |
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] |
| 151 |
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) |
| 152 |
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if [[ "x$ac_cv_VirtualProtect_works" = "xyes" ]]; then |
| 153 |
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AC_DEFINE(HAVE_WIN32_VM, 1, [Define if your system has a working Win32-based memory allocator.]) |
| 154 |
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else |
| 155 |
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AC_MSG_ERROR([Sorry, Windows VM functions don't work as expected on your system.]) |
| 156 |
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fi |
| 157 |
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| 158 |
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dnl Check if Windows exceptions are supported. |
| 159 |
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AC_CACHE_CHECK([whether your system supports Windows exceptions], |
| 160 |
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ac_cv_have_win32_exceptions, [ |
| 161 |
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AC_LANG_SAVE |
| 162 |
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AC_LANG_CPLUSPLUS |
| 163 |
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AC_TRY_RUN([ |
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#define HAVE_WIN32_EXCEPTIONS 1 |
| 165 |
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
| 166 |
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#include "../Unix/vm_alloc.cpp" |
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#include "../Unix/sigsegv.cpp" |
| 168 |
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], |
| 169 |
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ac_cv_have_win32_exceptions=yes, |
| 170 |
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ac_cv_have_win32_exceptions=no, |
| 171 |
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dnl When cross-compiling, assume it works |
| 172 |
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ac_cv_have_win32_exceptions="yes" |
| 173 |
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) |
| 174 |
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AC_LANG_RESTORE |
| 175 |
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] |
| 176 |
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) |
| 177 |
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if [[ "x$ac_cv_have_win32_exceptions" = "xyes" ]]; then |
| 178 |
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AC_DEFINE(HAVE_WIN32_EXCEPTIONS, 1, [Define if your system supports Windows exceptions.]) |
| 179 |
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else |
| 180 |
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AC_MSG_ERROR([Sorry, Windows exceptions don't work as expected on your system.]) |
| 181 |
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fi |
| 182 |
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| 183 |
gbeauche |
1.4 |
dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler) |
| 184 |
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AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler], |
| 185 |
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ac_cv_have_skip_instruction, [ |
| 186 |
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AC_LANG_SAVE |
| 187 |
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AC_LANG_CPLUSPLUS |
| 188 |
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AC_TRY_RUN([ |
| 189 |
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#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1 |
| 190 |
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY |
| 191 |
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#include "../Unix/vm_alloc.cpp" |
| 192 |
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#include "../Unix/sigsegv.cpp" |
| 193 |
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], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no, |
| 194 |
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dnl When cross-compiling, do not assume anything. |
| 195 |
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ac_cv_have_skip_instruction=no |
| 196 |
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) |
| 197 |
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AC_LANG_RESTORE |
| 198 |
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] |
| 199 |
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) |
| 200 |
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AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction", |
| 201 |
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[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).]) |
| 202 |
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|
| 203 |
gbeauche |
1.3 |
dnl We really want VOSF (Video on SEGV Signals) screen updates acceleration |
| 204 |
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AC_DEFINE(ENABLE_VOSF, 1, [Define if using video enabled on SEGV signals.]) |
| 205 |
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| 206 |
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dnl Determine the addressing mode to use |
| 207 |
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ADDRESSING_MODE="" |
| 208 |
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AC_MSG_CHECKING([for the addressing mode to use]) |
| 209 |
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for am in $ADDRESSING_TEST_ORDER; do |
| 210 |
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case $am in |
| 211 |
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direct) |
| 212 |
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dnl Direct addressing mode (constant offset) |
| 213 |
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ADDRESSING_MODE="direct" |
| 214 |
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DEFINES="$DEFINES -DDIRECT_ADDRESSING" |
| 215 |
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break |
| 216 |
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;; |
| 217 |
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banks) |
| 218 |
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dnl Default addressing mode |
| 219 |
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ADDRESSING_MODE="memory banks" |
| 220 |
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break |
| 221 |
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;; |
| 222 |
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*) |
| 223 |
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AC_MSG_ERROR([Internal configure.ac script error for $am addressing mode]) |
| 224 |
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esac |
| 225 |
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done |
| 226 |
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AC_MSG_RESULT($ADDRESSING_MODE) |
| 227 |
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if [[ "x$ADDRESSING_MODE" = "x" ]]; then |
| 228 |
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AC_MSG_WARN([Sorry, no suitable addressing mode in $ADDRESSING_TEST_ORDER]) |
| 229 |
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ADDRESSING_MODE="memory banks" |
| 230 |
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fi |
| 231 |
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|
| 232 |
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dnl Banked Memory Addressing mode is not supported by the JIT compiler |
| 233 |
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if [[ "x$WANT_JIT" = "xyes" -a "x$ADDRESSING_MODE" = "xmemory banks" ]]; then |
| 234 |
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AC_MSG_ERROR([Sorry, the JIT Compiler requires Direct Addressing, at least]) |
| 235 |
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fi |
| 236 |
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|
| 237 |
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dnl Check for GAS. |
| 238 |
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HAVE_GAS=no |
| 239 |
|
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AC_MSG_CHECKING(for GAS .p2align feature) |
| 240 |
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cat >conftest.S << EOF |
| 241 |
|
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.text |
| 242 |
|
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.p2align 5 |
| 243 |
|
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EOF |
| 244 |
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if $CC conftest.S -c -o conftest.o >/dev/null 2>&1 ; then HAVE_GAS=yes; fi |
| 245 |
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AC_MSG_RESULT($HAVE_GAS) |
| 246 |
|
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|
| 247 |
|
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dnl Check for GCC 2.7 or higher. |
| 248 |
|
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HAVE_GCC27=no |
| 249 |
|
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AC_MSG_CHECKING(for GCC 2.7 or higher) |
| 250 |
|
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AC_EGREP_CPP(xyes, |
| 251 |
|
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[#if __GNUC__ - 1 > 1 || __GNUC_MINOR__ - 1 > 5 |
| 252 |
|
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xyes |
| 253 |
|
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#endif |
| 254 |
|
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], [AC_MSG_RESULT(yes); HAVE_GCC27=yes], AC_MSG_RESULT(no)) |
| 255 |
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|
| 256 |
|
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dnl Check for GCC 3.0 or higher. |
| 257 |
|
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HAVE_GCC30=no |
| 258 |
|
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AC_MSG_CHECKING(for GCC 3.0 or higher) |
| 259 |
|
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AC_EGREP_CPP(xyes, |
| 260 |
|
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[#if __GNUC__ >= 3 |
| 261 |
|
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xyes |
| 262 |
|
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#endif |
| 263 |
|
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], [AC_MSG_RESULT(yes); HAVE_GCC30=yes], AC_MSG_RESULT(no)) |
| 264 |
|
|
|
| 265 |
gbeauche |
1.6 |
dnl Add -fno-strict-aliasing for slirp sources |
| 266 |
|
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if [[ "x$HAVE_GCC30" = "xyes" ]]; then |
| 267 |
|
|
SAVED_CFLAGS="$CFLAGS" |
| 268 |
|
|
CFLAGS="$CFLAGS -fno-strict-aliasing" |
| 269 |
|
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AC_CACHE_CHECK([whether the compiler supports -fno-strict-aliasing], |
| 270 |
|
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ac_cv_gcc_no_strict_aliasing, [ |
| 271 |
|
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AC_TRY_COMPILE([],[], |
| 272 |
|
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[ac_cv_gcc_no_strict_aliasing=yes; AC_SUBST(SLIRP_CFLAGS, "-fno-strict-aliasing")], |
| 273 |
|
|
[ac_cv_gcc_no_strict_aliasing=no]) |
| 274 |
|
|
]) |
| 275 |
|
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CFLAGS="$SAVED_CFLAGS" |
| 276 |
|
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fi |
| 277 |
|
|
|
| 278 |
gbeauche |
1.3 |
dnl Select appropriate CPU source and REGPARAM define. |
| 279 |
|
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ASM_OPTIMIZATIONS=none |
| 280 |
|
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CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp" |
| 281 |
|
|
|
| 282 |
|
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dnl JITSRCS will be emptied later if the JIT is not available |
| 283 |
|
|
dnl Other platforms should define their own set of noflags file variants |
| 284 |
|
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CAN_JIT=no |
| 285 |
|
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JITSRCS="compemu1.cpp compemu2.cpp compemu3.cpp compemu4.cpp compemu5.cpp compemu6.cpp compemu7.cpp compemu8.cpp" |
| 286 |
|
|
|
| 287 |
|
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if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" ]]; then |
| 288 |
|
|
dnl i386 CPU |
| 289 |
|
|
DEFINES="$DEFINES -DUNALIGNED_PROFITABLE -DREGPARAM=\"__attribute__((regparm(3)))\"" |
| 290 |
|
|
if [[ "x$HAVE_GAS" = "xyes" ]]; then |
| 291 |
|
|
ASM_OPTIMIZATIONS=i386 |
| 292 |
|
|
DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE" |
| 293 |
|
|
JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS" |
| 294 |
|
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CAN_JIT=yes |
| 295 |
|
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fi |
| 296 |
|
|
elif [[ "x$HAVE_GCC30" = "xyes" -a "x$HAVE_X86_64" = "xyes" ]]; then |
| 297 |
|
|
dnl x86-64 CPU |
| 298 |
|
|
DEFINES="$DEFINES -DUNALIGNED_PROFITABLE" |
| 299 |
|
|
if [[ "x$HAVE_GAS" = "xyes" ]]; then |
| 300 |
|
|
ASM_OPTIMIZATIONS="x86-64" |
| 301 |
|
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DEFINES="$DEFINES -DX86_64_ASSEMBLY -DOPTIMIZED_FLAGS" |
| 302 |
|
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JITSRCS="cpuemu1_nf.cpp cpuemu2_nf.cpp cpuemu3_nf.cpp cpuemu4_nf.cpp cpuemu5_nf.cpp cpuemu6_nf.cpp cpuemu7_nf.cpp cpuemu8_nf.cpp $JITSRCS" |
| 303 |
|
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CAN_JIT=yes |
| 304 |
|
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WANT_33BIT_ADDRESSING=yes |
| 305 |
|
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fi |
| 306 |
|
|
fi |
| 307 |
|
|
|
| 308 |
|
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dnl Enable JIT compiler, if possible. |
| 309 |
|
|
if [[ "x$WANT_JIT" = "xyes" -a "x$CAN_JIT" ]]; then |
| 310 |
|
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JITSRCS="$JITSRCS ../uae_cpu/compiler/compemu_support.cpp ../uae_cpu/compiler/compemu_fpp.cpp compstbl.o cpustbl_nf.o" |
| 311 |
|
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DEFINES="$DEFINES -DUSE_JIT -DUSE_JIT_FPU" |
| 312 |
|
|
|
| 313 |
|
|
if [[ "x$WANT_JIT_DEBUG" = "xyes" ]]; then |
| 314 |
|
|
if [[ "x$WANT_MON" = "xyes" ]]; then |
| 315 |
|
|
DEFINES="$DEFINES -DJIT_DEBUG=1" |
| 316 |
|
|
else |
| 317 |
|
|
AC_MSG_WARN([cxmon not found, ignoring --enable-jit-debug]) |
| 318 |
|
|
WANT_JIT_DEBUG=no |
| 319 |
|
|
fi |
| 320 |
|
|
fi |
| 321 |
|
|
|
| 322 |
|
|
dnl IEEE core is the only FPU emulator to use with the JIT compiler |
| 323 |
|
|
case $FPE_CORE_TEST_ORDER in |
| 324 |
|
|
ieee*) ;; |
| 325 |
|
|
*) AC_MSG_WARN([Forcing use of the IEEE FPU core, as the JIT compiler supports only this one.]) ;; |
| 326 |
|
|
esac |
| 327 |
|
|
FPE_CORE_TEST_ORDER="ieee" |
| 328 |
|
|
else |
| 329 |
|
|
WANT_JIT=no |
| 330 |
|
|
WANT_JIT_DEBUG=no |
| 331 |
|
|
JITSRCS="" |
| 332 |
|
|
fi |
| 333 |
|
|
|
| 334 |
|
|
dnl Utility macro used by next two tests. |
| 335 |
|
|
dnl AC_EXAMINE_OBJECT(C source code, |
| 336 |
|
|
dnl commands examining object file, |
| 337 |
|
|
dnl [commands to run if compile failed]): |
| 338 |
|
|
dnl |
| 339 |
|
|
dnl Compile the source code to an object file; then convert it into a |
| 340 |
|
|
dnl printable representation. All unprintable characters and |
| 341 |
|
|
dnl asterisks (*) are replaced by dots (.). All white space is |
| 342 |
|
|
dnl deleted. Newlines (ASCII 0x10) in the input are preserved in the |
| 343 |
|
|
dnl output, but runs of newlines are compressed to a single newline. |
| 344 |
|
|
dnl Finally, line breaks are forcibly inserted so that no line is |
| 345 |
|
|
dnl longer than 80 columns and the file ends with a newline. The |
| 346 |
|
|
dnl result of all this processing is in the file conftest.dmp, which |
| 347 |
|
|
dnl may be examined by the commands in the second argument. |
| 348 |
|
|
dnl |
| 349 |
|
|
AC_DEFUN([gcc_AC_EXAMINE_OBJECT], |
| 350 |
|
|
[AC_LANG_SAVE |
| 351 |
|
|
AC_LANG_C |
| 352 |
|
|
dnl Next bit cribbed from AC_TRY_COMPILE. |
| 353 |
|
|
cat > conftest.$ac_ext <<EOF |
| 354 |
|
|
[#line __oline__ "configure" |
| 355 |
|
|
#include "confdefs.h" |
| 356 |
|
|
$1 |
| 357 |
|
|
]EOF |
| 358 |
|
|
if AC_TRY_EVAL(ac_compile); then |
| 359 |
|
|
od -c conftest.o | |
| 360 |
|
|
sed ['s/^[0-7]*[ ]*/ / |
| 361 |
|
|
s/\*/./g |
| 362 |
|
|
s/ \\n/*/g |
| 363 |
|
|
s/ [0-9][0-9][0-9]/./g |
| 364 |
|
|
s/ \\[^ ]/./g'] | |
| 365 |
|
|
tr -d ' |
| 366 |
|
|
' | tr -s '*' ' |
| 367 |
|
|
' | fold | sed '$a\ |
| 368 |
|
|
' > conftest.dmp |
| 369 |
|
|
$2 |
| 370 |
|
|
ifelse($3, , , else |
| 371 |
|
|
$3 |
| 372 |
|
|
)dnl |
| 373 |
|
|
fi |
| 374 |
|
|
rm -rf conftest* |
| 375 |
|
|
AC_LANG_RESTORE]) |
| 376 |
|
|
|
| 377 |
|
|
dnl Floating point format probe. |
| 378 |
|
|
dnl The basic concept is the same as the above: grep the object |
| 379 |
|
|
dnl file for an interesting string. We have to watch out for |
| 380 |
|
|
dnl rounding changing the values in the object, however; this is |
| 381 |
|
|
dnl handled by ignoring the least significant byte of the float. |
| 382 |
|
|
dnl |
| 383 |
|
|
dnl Does not know about VAX G-float or C4x idiosyncratic format. |
| 384 |
|
|
dnl It does know about PDP-10 idiosyncratic format, but this is |
| 385 |
|
|
dnl not presently supported by GCC. S/390 "binary floating point" |
| 386 |
|
|
dnl is in fact IEEE (but maybe we should have that in EBCDIC as well |
| 387 |
|
|
dnl as ASCII?) |
| 388 |
|
|
dnl |
| 389 |
|
|
AC_DEFUN([gcc_AC_C_FLOAT_FORMAT], |
| 390 |
|
|
[AC_CACHE_CHECK(floating point format, ac_cv_c_float_format, |
| 391 |
|
|
[gcc_AC_EXAMINE_OBJECT( |
| 392 |
|
|
[/* This will not work unless sizeof(double) == 8. */ |
| 393 |
|
|
extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1]; |
| 394 |
|
|
|
| 395 |
|
|
/* This structure must have no internal padding. */ |
| 396 |
|
|
struct possibility { |
| 397 |
|
|
char prefix[8]; |
| 398 |
|
|
double candidate; |
| 399 |
|
|
char postfix[8]; |
| 400 |
|
|
}; |
| 401 |
|
|
|
| 402 |
|
|
#define C(cand) { "\nformat:", cand, ":tamrof\n" } |
| 403 |
|
|
struct possibility table [] = |
| 404 |
|
|
{ |
| 405 |
|
|
C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */ |
| 406 |
|
|
C( 3.53802595280598432000e+18), /* D__float - VAX */ |
| 407 |
|
|
C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */ |
| 408 |
|
|
C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */ |
| 409 |
|
|
C(-5.22995989424860458374e+10) /* IBMHEXFP - s/390 format, EBCDIC */ |
| 410 |
|
|
};], |
| 411 |
|
|
[if grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 412 |
|
|
ac_cv_c_float_format='IEEE (big-endian)' |
| 413 |
|
|
elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 414 |
|
|
ac_cv_c_float_format='IEEE (big-endian)' |
| 415 |
|
|
elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 416 |
|
|
ac_cv_c_float_format='IEEE (little-endian)' |
| 417 |
|
|
elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 418 |
|
|
ac_cv_c_float_format='IEEE (little-endian)' |
| 419 |
|
|
elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 420 |
|
|
ac_cv_c_float_format='VAX D-float' |
| 421 |
|
|
elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 422 |
|
|
ac_cv_c_float_format='PDP-10' |
| 423 |
|
|
elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then |
| 424 |
|
|
ac_cv_c_float_format='IBM 370 hex' |
| 425 |
|
|
else |
| 426 |
|
|
AC_MSG_ERROR(Unknown floating point format) |
| 427 |
|
|
fi], |
| 428 |
|
|
[AC_MSG_ERROR(compile failed)]) |
| 429 |
|
|
]) |
| 430 |
|
|
# IEEE is the default format. If the float endianness isn't the same |
| 431 |
|
|
# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN |
| 432 |
|
|
# (which is a tristate: yes, no, default). This is only an issue with |
| 433 |
|
|
# IEEE; the other formats are only supported by a few machines each, |
| 434 |
|
|
# all with the same endianness. |
| 435 |
|
|
format=IEEE_FLOAT_FORMAT |
| 436 |
|
|
fbigend= |
| 437 |
|
|
case $ac_cv_c_float_format in |
| 438 |
|
|
'IEEE (big-endian)' ) |
| 439 |
|
|
if test $ac_cv_c_bigendian = no; then |
| 440 |
|
|
fbigend=1 |
| 441 |
|
|
fi |
| 442 |
|
|
;; |
| 443 |
|
|
'IEEE (little-endian)' ) |
| 444 |
|
|
if test $ac_cv_c_bigendian = yes; then |
| 445 |
|
|
fbigend=0 |
| 446 |
|
|
fi |
| 447 |
|
|
;; |
| 448 |
|
|
'VAX D-float' ) |
| 449 |
|
|
format=VAX_FLOAT_FORMAT |
| 450 |
|
|
;; |
| 451 |
|
|
'PDP-10' ) |
| 452 |
|
|
format=PDP10_FLOAT_FORMAT |
| 453 |
|
|
;; |
| 454 |
|
|
'IBM 370 hex' ) |
| 455 |
|
|
format=IBM_FLOAT_FORMAT |
| 456 |
|
|
;; |
| 457 |
|
|
esac |
| 458 |
|
|
AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format, |
| 459 |
|
|
[Define to the floating point format of the host machine.]) |
| 460 |
|
|
if test -n "$fbigend"; then |
| 461 |
|
|
AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend, |
| 462 |
|
|
[Define to 1 if the host machine stores floating point numbers in |
| 463 |
|
|
memory with the word containing the sign bit at the lowest address, |
| 464 |
|
|
or to 0 if it does it the other way around. |
| 465 |
|
|
|
| 466 |
|
|
This macro should not be defined if the ordering is the same as for |
| 467 |
|
|
multi-word integers.]) |
| 468 |
|
|
fi |
| 469 |
|
|
]) |
| 470 |
|
|
|
| 471 |
|
|
dnl Select appropriate FPU source. |
| 472 |
|
|
gcc_AC_C_FLOAT_FORMAT |
| 473 |
|
|
AC_CHECK_HEADERS(ieee754.h ieeefp.h floatingpoint.h nan.h) |
| 474 |
|
|
|
| 475 |
|
|
for fpe in $FPE_CORE_TEST_ORDER; do |
| 476 |
|
|
case $fpe in |
| 477 |
|
|
ieee) |
| 478 |
|
|
case $ac_cv_c_float_format in |
| 479 |
|
|
IEEE*) |
| 480 |
|
|
FPE_CORE="IEEE fpu core" |
| 481 |
|
|
DEFINES="$DEFINES -DFPU_IEEE" |
| 482 |
|
|
FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp" |
| 483 |
|
|
dnl Math functions not mandated by C99 standard |
| 484 |
|
|
AC_CHECK_FUNCS(isnanl isinfl) |
| 485 |
|
|
dnl Math functions required by C99 standard, but probably not |
| 486 |
|
|
dnl implemented everywhere. In that case, we fall back to the |
| 487 |
|
|
dnl regular variant for doubles. |
| 488 |
|
|
AC_CHECK_FUNCS(logl log10l expl powl fabsl sqrtl) |
| 489 |
|
|
AC_CHECK_FUNCS(sinl cosl tanl sinhl coshl tanhl) |
| 490 |
|
|
AC_CHECK_FUNCS(asinl acosl atanl asinhl acoshl atanhl) |
| 491 |
|
|
AC_CHECK_FUNCS(floorl ceill) |
| 492 |
|
|
break |
| 493 |
|
|
;; |
| 494 |
|
|
esac |
| 495 |
|
|
;; |
| 496 |
|
|
x86) |
| 497 |
|
|
if [[ ":$HAVE_GCC27:$HAVE_I386:$HAVE_GAS:" = ":yes:yes:yes:" ]]; then |
| 498 |
|
|
FPE_CORE="i387 fpu core" |
| 499 |
|
|
DEFINES="$DEFINES -DFPU_X86" |
| 500 |
|
|
FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp" |
| 501 |
|
|
break |
| 502 |
|
|
fi |
| 503 |
|
|
;; |
| 504 |
|
|
uae) |
| 505 |
|
|
FPE_CORE="uae fpu core" |
| 506 |
|
|
DEFINES="$DEFINES -DFPU_UAE" |
| 507 |
|
|
FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp" |
| 508 |
|
|
break |
| 509 |
|
|
;; |
| 510 |
|
|
*) |
| 511 |
|
|
AC_MSG_ERROR([Internal configure.in script error for $fpe fpu core]) |
| 512 |
|
|
;; |
| 513 |
|
|
esac |
| 514 |
|
|
done |
| 515 |
|
|
if [[ "x$FPE_CORE" = "x" ]]; then |
| 516 |
|
|
AC_MSG_ERROR([Sorry, no suitable FPU core found in $FPE_CORE_TEST_ORDER]) |
| 517 |
|
|
fi |
| 518 |
|
|
|
| 519 |
|
|
dnl Check for certain math functions |
| 520 |
|
|
AC_CHECK_FUNCS(atanh) |
| 521 |
|
|
AC_CHECK_FUNCS(isnan isinf finite isnormal signbit) |
| 522 |
|
|
|
| 523 |
|
|
dnl UAE CPU sources for all non-m68k-native architectures. |
| 524 |
|
|
CPUINCLUDES="-I../uae_cpu" |
| 525 |
|
|
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS $JITSRCS" |
| 526 |
|
|
|
| 527 |
|
|
dnl We really want SDL for now |
| 528 |
|
|
AC_CHECK_TOOL(sdl_config, sdl-config, [AC_MSG_ERROR([Sorry, you currently need SDL for this port])]) |
| 529 |
|
|
SDL_CFLAGS=`$sdl_config --cflags` |
| 530 |
|
|
AC_SUBST(SDL_CFLAGS) |
| 531 |
gbeauche |
1.5 |
if [[ "x$WANT_SDL_STATIC" = "xyes" ]]; then |
| 532 |
|
|
SDL_LIBS=`$sdl_config --static-libs` |
| 533 |
|
|
sdl_prefix=`$sdl_config --exec-prefix` |
| 534 |
|
|
if [[ -n "$sdl_prefix" ]]; then |
| 535 |
|
|
SDL_LIBS=`echo "$SDL_LIBS" | sed -e "s,-l\(SDLmain\|SDL\),$sdl_prefix/lib/lib\1.a,g"` |
| 536 |
|
|
fi |
| 537 |
|
|
SDL_LIBS="$SDL_LIBS -lwinmm" |
| 538 |
|
|
else |
| 539 |
|
|
SDL_LIBS=`$sdl_config --libs` |
| 540 |
|
|
fi |
| 541 |
gbeauche |
1.3 |
AC_SUBST(SDL_LIBS) |
| 542 |
|
|
AC_DEFINE(USE_SDL, 1, [Define to enble SDL support]) |
| 543 |
|
|
AC_DEFINE(USE_SDL_VIDEO, 1, [Define to enable SDL video graphics support]) |
| 544 |
|
|
AC_DEFINE(USE_SDL_AUDIO, 1, [Define to enable SDL audio support]) |
| 545 |
|
|
|
| 546 |
|
|
dnl Remove the "-g" option if set for GCC. |
| 547 |
|
|
if [[ "x$HAVE_GCC27" = "xyes" ]]; then |
| 548 |
|
|
CFLAGS=`echo $CFLAGS | sed -e 's/-g\b//g'` |
| 549 |
|
|
CXXFLAGS=`echo $CXXFLAGS | sed -e 's/-g\b//g'` |
| 550 |
|
|
fi |
| 551 |
|
|
|
| 552 |
|
|
dnl Generate Makefile. |
| 553 |
|
|
AC_SUBST(DEFINES) |
| 554 |
|
|
AC_SUBST(CPUINCLUDES) |
| 555 |
|
|
AC_SUBST(CPUSRCS) |
| 556 |
|
|
AC_CONFIG_FILES([Makefile]) |
| 557 |
|
|
AC_OUTPUT |
| 558 |
|
|
|
| 559 |
|
|
dnl Print summary. |
| 560 |
|
|
echo |
| 561 |
|
|
echo Basilisk II configuration summary: |
| 562 |
|
|
echo |
| 563 |
|
|
echo Use JIT compiler ....................... : $WANT_JIT |
| 564 |
|
|
echo JIT debug mode ......................... : $WANT_JIT_DEBUG |
| 565 |
|
|
echo Floating-Point emulation core .......... : $FPE_CORE |
| 566 |
|
|
echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS |
| 567 |
|
|
echo Addressing mode ........................ : $ADDRESSING_MODE |
| 568 |
|
|
echo GTK user interface ..................... : $WANT_GTK |
| 569 |
|
|
echo |
| 570 |
|
|
echo "Configuration done. Now type \"make\" (or \"gmake\")." |
