mirror of
https://github.com/kanjitalk755/macemu.git
synced 2024-10-06 21:56:22 +00:00
Incorporate several changes from latest Unix version of file
This commit is contained in:
nigel
parent
ce0bca286f
commit
7914fdc677
@ -6,26 +6,27 @@ AC_INIT(main_macosx.mm)
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AC_PREREQ(2.12)
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AC_CONFIG_HEADER(config.h)
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dnl These defines are necessary to get 64-bit file size support.
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AC_DEFINE(_USE_LARGEFILE_SOURCE, 1, [Get more functions for correct standard I/O])
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AC_DEFINE(_FILE_OFFSET_BITS, 64, [Get 64-bit file size support])
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dnl Options.
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AC_ARG_ENABLE(full,
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[ --enable-full use full screen mode [default=no]], [WANT_FULL=$enableval], [WANT_FULL=no])
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dnl Video options.
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AC_ARG_ENABLE(multiwin,
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[ --enable-multiwin allow multiple emulator windows [default=no]], [WANT_MWIN=$enableval], [WANT_MWIN=no])
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dnl JIT compiler options.
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AC_ARG_ENABLE(jit-compiler, [ --enable-jit-compiler enable JIT compiler [default=no]], [WANT_JIT=$enableval], [WANT_JIT=no])
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AC_ARG_ENABLE(jit-debug, [ --enable-jit-debug activate native code disassemblers [default=no]], [WANT_JIT_DEBUG=$enableval], [WANT_JIT_DEBUG=no])
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dnl FPU emulation core.
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AC_ARG_ENABLE(fpe,
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[ --enable-fpe=which specify which fpu emulator to use [default=opt]],
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[ --enable-fpe=FPE specify which fpu emulator to use [default=auto]],
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[ case "$enableval" in
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default) FPE_CORE="default";; dnl fpu_x86.cpp if i386 architecture, fpu_uae.cpp otherwise
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uae) FPE_CORE="uae";;
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*) AC_MSG_ERROR([--enable-fpe takes only one of the following values: default, uae]);;
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dnl default is always ieee, if architecture has this fp format
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auto) FPE_CORE_TEST_ORDER="ieee uae";;
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ieee) FPE_CORE_TEST_ORDER="ieee";;
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uae) FPE_CORE_TEST_ORDER="uae";;
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x86) FPE_CORE_TEST_ORDER="x86";;
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*) AC_MSG_ERROR([--enable-fpe takes only one of the following values: auto, x86, ieee, uae]);;
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esac
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],
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[ FPE_CORE="default"
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[ FPE_CORE_TEST_ORDER="ieee uae"
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])
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dnl Addressing modes.
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@ -82,11 +83,11 @@ if [[ "x$WANT_MON" = "xyes" ]]; then
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mon_srcdir=../../../mon/src
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if grep mon_init $mon_srcdir/mon.h >/dev/null 2>/dev/null; then
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AC_MSG_RESULT(yes)
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AC_DEFINE(ENABLE_MON)
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MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
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AC_DEFINE(ENABLE_MON, 1, [Define if using "mon".])
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MONSRCS="$mon_srcdir/mon.cpp $mon_srcdir/mon_6502.cpp $mon_srcdir/mon_z80.cpp $mon_srcdir/mon_cmd.cpp $mon_srcdir/mon_disass.cpp $mon_srcdir/mon_ppc.cpp $mon_srcdir/mon_lowmem.cpp $mon_srcdir/disass/floatformat.c $mon_srcdir/disass/i386-dis.c $mon_srcdir/disass/m68k-dis.c $mon_srcdir/disass/m68k-opc.c"
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CXXFLAGS="$CXXFLAGS -I$mon_srcdir -I$mon_srcdir/disass"
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AC_CHECK_LIB(readline, readline)
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AC_CHECK_LIB(termcap, tputs)
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AC_CHECK_LIB(readline, readline)
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AC_CHECK_HEADERS(readline.h history.h readline/readline.h readline/history.h)
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else
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AC_MSG_RESULT(no)
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@ -100,6 +101,7 @@ HAVE_PTHREADS=yes
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AC_CHECK_FUNCS(pthread_cancel)
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AC_CHECK_FUNCS(pthread_mutexattr_setprotocol)
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AC_CHECK_FUNCS(pthread_mutexattr_settype)
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AC_CHECK_FUNCS(pthread_mutexattr_setpshared)
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dnl If POSIX.4 semaphores are not available, we emulate them with pthread mutexes.
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SEMSRC=
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@ -109,22 +111,15 @@ AC_CHECK_FUNCS(sem_init, , [
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fi
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])
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dnl We allow full screen mode if possible.
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if [[ "x$WANT_FULL" = "xyes" ]]; then
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WANT_FULL=yes
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DEFINES="$DEFINES -DENABLE_FULL=1"
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LIBS="$LIBS $FRMWKS/QuickTime.framework/QuickTime"
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else
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DEFINES="$DEFINES -DENABLE_FULL=0"
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fi
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dnl Ditto for multiple window support
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dnl We want to enable multiple window support if possible
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if [[ "x$WANT_MWIN" = "xyes" ]]; then
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WANT_MWIN=yes
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DEFINES="$DEFINES -DENABLE_MULTIPLE"
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fi
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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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dnl Checks for header files.
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AC_HEADER_STDC
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AC_CHECK_HEADERS(unistd.h fcntl.h sys/time.h sys/mman.h)
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@ -137,17 +132,37 @@ AC_CHECK_SIZEOF(short, 2)
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AC_CHECK_SIZEOF(int, 4)
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AC_CHECK_SIZEOF(long, 4)
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AC_CHECK_SIZEOF(long long, 8)
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AC_CHECK_SIZEOF(float, 4)
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AC_CHECK_SIZEOF(double, 8)
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AC_CHECK_SIZEOF(long double, 12)
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AC_CHECK_SIZEOF(void *, 4)
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AC_TYPE_OFF_T
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AC_CHECK_TYPE(loff_t, off_t)
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AC_CHECK_TYPE(caddr_t, [char *])
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dnl TYPE_SOCKLEN_T
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AC_CHECK_TYPE(socklen_t)
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AC_TYPE_SIZE_T
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AC_TYPE_SIGNAL
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AC_HEADER_TIME
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AC_STRUCT_TM
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dnl AC_CHECK_TYPE(socklen_t)
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dnl Check whether sys/socket.h defines type socklen_t.
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dnl (extracted from ac-archive/Miscellaneous)
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AC_CACHE_CHECK([for socklen_t],
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ac_cv_type_socklen_t, [
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AC_TRY_COMPILE([
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#include <sys/types.h>
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#include <sys/socket.h>
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], [socklen_t len = 42; return 0;],
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ac_cv_type_socklen_t=yes, ac_cv_type_socklen_t=no,
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dnl When cross-compiling, do not assume anything.
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ac_cv_type_socklen_t="guessing no"
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)
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])
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if [[ "x$ac_cv_type_socklen_t" != "xyes" ]]; then
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AC_DEFINE(socklen_t, int, [Define to 'int' if <sys/types.h> doesn't define.])
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fi
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dnl Checks for library functions.
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AC_CHECK_FUNCS(strdup cfmakeraw)
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AC_CHECK_FUNCS(clock_gettime timer_create)
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@ -161,11 +176,11 @@ AC_CHECK_FUNCS(mach_task_self task_self)
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dnl Select system-dependant source files.
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DEFINES="$DEFINES -DBSD_COMP"
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dnl Check for the CAM library
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AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
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AC_CHECK_LIB(cam, cam_open_btl, HAVE_LIBCAM=yes, HAVE_LIBCAM=no)
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if [[ "x$HAVE_LIBCAM" = "xno" ]]; then
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AC_MSG_WARN([Cannot find libcam for SCSI management, disabling SCSI support.])
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else
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dnl Check for the sys kernel includes
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else
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dnl Check for the sys kernel includes
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AC_CHECK_HEADER(camlib.h)
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if [[ "x$ac_cv_header_camlib_h" = "xno" ]]; then
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dnl In this case I should fix this thing including a "patch"
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@ -181,15 +196,16 @@ DEFINES="$DEFINES -DBSD_COMP"
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dnl Use 68k CPU natively?
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WANT_NATIVE_M68K=no
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SYSSRCS=$SCSISRC
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SYSSRCS="$SERIALSRC $ETHERSRC $SCSISRC $AUDIOSRC $SEMSRC $UISRCS $MONSRCS $EXTRASYSSRCS"
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dnl Define a macro that translates a yesno-variable into a C macro definition
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dnl to be put into the config.h file
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dnl $1 -- the macro to define
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dnl $2 -- the value to translate
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dnl $3 -- template name
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AC_DEFUN(AC_TRANSLATE_DEFINE, [
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if [[ "x$2" = "xyes" -o "x$2" = "xguessing yes" ]]; then
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AC_DEFINE($1)
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AC_DEFINE($1, 1, $3)
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fi
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])
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@ -199,12 +215,13 @@ if [[ "x$ac_cv_func_vm_allocate" = "xyes" -a "x$ac_cv_func_vm_deallocate" = "xye
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"x$ac_cv_func_vm_protect" = "xyes" ]]; then
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have_mach_vm=yes
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fi
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm",
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[Define if your system has a working vm_allocate()-based memory allocator.])
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dnl Check that vm_allocate(), vm_protect() work
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if [[ "x$have_mach_vm" = "xyes" ]]; then
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AC_CACHE_CHECK("whether vm_protect works",
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AC_CACHE_CHECK([whether vm_protect works],
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ac_cv_vm_protect_works, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -239,7 +256,8 @@ if [[ "x$have_mach_vm" = "xyes" ]]; then
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*no) have_mach_vm=no;;
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esac
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fi
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm")
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AC_TRANSLATE_DEFINE(HAVE_MACH_VM, "$have_mach_vm",
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[Define if your system has a working vm_allocate()-based memory allocator.])
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fi dnl HAVE_MACH_VM
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@ -252,13 +270,14 @@ if [[ "x$ac_cv_func_mmap" = "xyes" -a "x$ac_cv_func_munmap" = "xyes" -a \
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have_mmap_vm=yes
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fi
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fi
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AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm")
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AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, "$have_mmap_vm",
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[Define if your system has a working mmap()-based memory allocator.])
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dnl Check that mmap() and associated functions work.
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if [[ "x$have_mmap_vm" = "xyes" ]]; then
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dnl Check if we have a working anonymous mmap()
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AC_CACHE_CHECK("whether mmap supports MAP_ANON",
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AC_CACHE_CHECK([whether mmap supports MAP_ANON],
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ac_cv_mmap_anon, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -274,9 +293,10 @@ AC_CACHE_CHECK("whether mmap supports MAP_ANON",
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon")
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AC_TRANSLATE_DEFINE(HAVE_MMAP_ANON, "$ac_cv_mmap_anon",
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[Define if <sys/mman.h> defines MAP_ANON and mmap()'ing with MAP_ANON works.])
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AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
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AC_CACHE_CHECK([whether mmap supports MAP_ANONYMOUS],
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ac_cv_mmap_anonymous, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -292,9 +312,10 @@ AC_CACHE_CHECK("whether mmap supports MAP_ANONYMOUS",
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous")
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AC_TRANSLATE_DEFINE(HAVE_MMAP_ANONYMOUS, "$ac_cv_mmap_anonymous",
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[Define if <sys/mman.h> defines MAP_ANONYMOUS and mmap()'ing with MAP_ANONYMOUS works.])
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AC_CACHE_CHECK("whether mprotect works",
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AC_CACHE_CHECK([whether mprotect works],
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ac_cv_mprotect_works, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -329,12 +350,13 @@ if [[ "x$have_mmap_vm" = "xyes" ]]; then
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*no) have_mmap_vm=no;;
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esac
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fi
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AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm)
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AC_TRANSLATE_DEFINE(HAVE_MMAP_VM, $have_mmap_vm,
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[Define if your system has a working mmap()-based memory allocator.])
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fi dnl HAVE_MMAP_VM
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dnl Check if we can mmap 0x2000 bytes from 0x0000
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AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
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AC_CACHE_CHECK([whether we can map Low Memory area 0x0000-0x2000],
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ac_cv_can_map_lm, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -357,7 +379,7 @@ AC_CACHE_CHECK("whether we can map Low Memory area 0x0000-0x2000",
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)
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dnl Check signal handlers need to be reinstalled
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AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
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AC_CACHE_CHECK([whether signal handlers need to be reinstalled],
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ac_cv_signal_need_reinstall, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -380,10 +402,11 @@ AC_CACHE_CHECK("whether signal handlers need to be reinstalled",
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall")
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AC_TRANSLATE_DEFINE(SIGNAL_NEED_REINSTALL, "$ac_cv_signal_need_reinstall",
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[Define if your system requires signals to be reinstalled.])
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dnl Check if sigaction handlers need to be reinstalled
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AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
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AC_CACHE_CHECK([whether sigaction handlers need to be reinstalled],
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ac_cv_sigaction_need_reinstall, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -413,10 +436,11 @@ AC_CACHE_CHECK("whether sigaction handlers need to be reinstalled",
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall")
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AC_TRANSLATE_DEFINE(SIGACTION_NEED_REINSTALL, "$ac_cv_sigaction_need_reinstall",
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[Define if your system requires sigactions to be reinstalled.])
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dnl Check if extended signals are supported.
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AC_CACHE_CHECK("whether your system supports extended signal handlers",
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AC_CACHE_CHECK([whether your system supports extended signal handlers],
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ac_cv_have_extended_signals, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -432,11 +456,12 @@ AC_CACHE_CHECK("whether your system supports extended signal handlers",
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals")
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AC_TRANSLATE_DEFINE(HAVE_SIGINFO_T, "$ac_cv_have_extended_signals",
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[Define if your system support extended signals.])
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dnl Otherwise, check for subterfuges.
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if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
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AC_CACHE_CHECK("whether we then have a subterfuge for your system",
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AC_CACHE_CHECK([whether we then have a subterfuge for your system],
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ac_cv_have_sigcontext_hack, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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@ -451,9 +476,30 @@ if [[ "x$ac_cv_have_extended_signals" = "xno" ]]; then
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)
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AC_LANG_RESTORE
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])
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AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack")
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AC_TRANSLATE_DEFINE(HAVE_SIGCONTEXT_SUBTERFUGE, "$ac_cv_have_sigcontext_hack",
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[Define if we know a hack to replace siginfo_t->si_addr member.])
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fi
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dnl Check if we can ignore the fault (instruction skipping in SIGSEGV handler)
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AC_CACHE_CHECK([whether we can skip instruction in SIGSEGV handler],
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ac_cv_have_skip_instruction, [
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AC_LANG_SAVE
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AC_LANG_CPLUSPLUS
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AC_TRY_RUN([
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#define HAVE_SIGSEGV_SKIP_INSTRUCTION 1
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#define CONFIGURE_TEST_SIGSEGV_RECOVERY
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#include "vm_alloc.cpp"
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#include "sigsegv.cpp"
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], ac_cv_have_skip_instruction=yes, ac_cv_have_skip_instruction=no,
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dnl When cross-compiling, do not assume anything.
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ac_cv_have_skip_instruction=no
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)
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AC_LANG_RESTORE
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]
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)
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AC_TRANSLATE_DEFINE(HAVE_SIGSEGV_SKIP_INSTRUCTION, "$ac_cv_have_skip_instruction",
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[Define if we can ignore the fault (instruction skipping in SIGSEGV handler).])
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dnl Can we do Video on SEGV Signals ?
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CAN_VOSF=no
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if [[ "$ac_cv_have_extended_signals" = "yes" -o "$ac_cv_have_sigcontext_hack" = "yes" ]]; then
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@ -508,9 +554,14 @@ else
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fi
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fi
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dnl Banked Memory Addressing mode is not supported by the JIT compiler
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if [[ "x$WANT_JIT" = "xyes" -a "x$ADDRESSING_MODE" = "xmemory banks" ]]; then
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AC_MSG_ERROR([Sorry, the JIT Compiler requires Direct Addressing, at least])
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fi
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dnl Enable VOSF screen updates with this feature is requested and feasible
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if [[ "x$WANT_VOSF" = "xyes" -a "x$CAN_VOSF" = "xyes" ]]; then
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AC_DEFINE(ENABLE_VOSF)
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AC_DEFINE(ENABLE_VOSF, 1, [Define if using video enabled on SEGV signals.])
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else
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WANT_VOSF=no
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fi
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@ -573,16 +624,22 @@ fi
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dnl Select appropriate CPU source and REGPARAM define.
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ASM_OPTIMIZATIONS=none
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CPUSRCS="cpuemu1.cpp cpuemu2.cpp cpuemu3.cpp cpuemu4.cpp cpuemu5.cpp cpuemu6.cpp cpuemu7.cpp cpuemu8.cpp"
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FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
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dnl (gb) JITSRCS will be emptied later if the JIT is not available
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dnl Other platforms should define their own set of noflags file variants
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CAN_JIT=no
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JITSRCS="compemu1.cpp compemu2.cpp compemu3.cpp compemu4.cpp compemu5.cpp compemu6.cpp compemu7.cpp compemu8.cpp"
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if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$OS_TYPE" != "xfreebsd" ]]; then
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dnl i386 CPU
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||||
DEFINES="$DEFINES -DREGPARAM=\"__attribute__((regparm(3)))\""
|
||||
DEFINES="$DEFINES -DUNALIGNED_PROFITABLE -DREGPARAM=\"__attribute__((regparm(3)))\""
|
||||
if [[ "x$HAVE_GAS" = "xyes" ]]; then
|
||||
ASM_OPTIMIZATIONS=i386
|
||||
DEFINES="$DEFINES -DX86_ASSEMBLY -DUNALIGNED_PROFITABLE -DOPTIMIZED_FLAGS"
|
||||
DEFINES="$DEFINES -DX86_ASSEMBLY -DOPTIMIZED_FLAGS -DSAHF_SETO_PROFITABLE"
|
||||
CPUSRCS="cpufast1.s cpufast2.s cpufast3.s cpufast4.s cpufast5.s cpufast6.s cpufast7.s cpufast8.s"
|
||||
FPUSRCS="../uae_cpu/fpu_x86.cpp"
|
||||
JITSRCS="cpufast1_nf.s cpufast2_nf.s cpufast3_nf.s cpufast4_nf.s cpufast5_nf.s cpufast6_nf.s cpufast7_nf.s cpufast8_nf.s $JITSRCS"
|
||||
fi
|
||||
CAN_JIT=yes
|
||||
elif [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_SPARC" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
|
||||
dnl SPARC CPU
|
||||
case "$target_os" in
|
||||
@ -612,51 +669,225 @@ elif [[ "x$WANT_NATIVE_M68K" = "xyes" ]]; then
|
||||
CPUSRCS="asm_support.s"
|
||||
fi
|
||||
|
||||
dnl Select appropriate FPU source.
|
||||
dnl 1. Optimized X86 assembly core if target is i386 architecture
|
||||
SAVED_DEFINES=$DEFINES
|
||||
if [[ "x$FPE_CORE" = "xdefault" ]]; then
|
||||
if [[ "x$HAVE_GCC27" = "xyes" -a "x$HAVE_I386" = "xyes" -a "x$HAVE_GAS" = "xyes" ]]; then
|
||||
DEFINES="$DEFINES -DFPU_X86"
|
||||
FPE_CORE_STR="i386 optimized core"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
|
||||
FPE_CORE="i386"
|
||||
else
|
||||
FPE_CORE="uae"
|
||||
dnl Enable JIT compiler, if possible.
|
||||
if [[ "x$WANT_JIT" = "xyes" -a "x$CAN_JIT" ]]; then
|
||||
JITSRCS="$JITSRCS ../uae_cpu/compiler/compemu_support.cpp ../uae_cpu/compiler/compemu_fpp.cpp compstbl.o cpustbl_nf.o"
|
||||
DEFINES="$DEFINES -DUSE_JIT -DUSE_JIT_FPU"
|
||||
|
||||
if [[ "x$WANT_JIT_DEBUG" = "xyes" ]]; then
|
||||
if [[ "x$WANT_MON" = "xyes" ]]; then
|
||||
DEFINES="$DEFINES -DJIT_DEBUG=1"
|
||||
else
|
||||
AC_MSG_WARN([cxmon not found, ignoring --enable-jit-debug])
|
||||
WANT_JIT_DEBUG=no
|
||||
fi
|
||||
fi
|
||||
|
||||
dnl IEEE core is the only FPU emulator to use with the JIT compiler
|
||||
case $FPE_CORE_TEST_ORDER in
|
||||
ieee*) ;;
|
||||
*) AC_MSG_WARN([Forcing use of the IEEE FPU core, as the JIT compiler supports only this one.]) ;;
|
||||
esac
|
||||
FPE_CORE_TEST_ORDER="ieee"
|
||||
else
|
||||
WANT_JIT=no
|
||||
WANT_JIT_DEBUG=no
|
||||
JITSRCS=""
|
||||
fi
|
||||
|
||||
dnl 2. JIT-FPU only supports IEEE-based implementation.
|
||||
if [[ "x$WANT_JIT_FPU" = "xyes" -a "x$FPE_CORE" != "xieee" ]]; then
|
||||
AC_MSG_WARN([Sorry, JIT-FPU supports only the "ieee" FPE implementation])
|
||||
FPE_CORE="ieee"
|
||||
dnl Restore previous variables. FPE_CORE_STR and FPUSRCS are overwritten
|
||||
DEFINES=$SAVED_DEFINES
|
||||
dnl Utility macro used by next two tests.
|
||||
dnl AC_EXAMINE_OBJECT(C source code,
|
||||
dnl commands examining object file,
|
||||
dnl [commands to run if compile failed]):
|
||||
dnl
|
||||
dnl Compile the source code to an object file; then convert it into a
|
||||
dnl printable representation. All unprintable characters and
|
||||
dnl asterisks (*) are replaced by dots (.). All white space is
|
||||
dnl deleted. Newlines (ASCII 0x10) in the input are preserved in the
|
||||
dnl output, but runs of newlines are compressed to a single newline.
|
||||
dnl Finally, line breaks are forcibly inserted so that no line is
|
||||
dnl longer than 80 columns and the file ends with a newline. The
|
||||
dnl result of all this processing is in the file conftest.dmp, which
|
||||
dnl may be examined by the commands in the second argument.
|
||||
dnl
|
||||
AC_DEFUN([gcc_AC_EXAMINE_OBJECT],
|
||||
[AC_LANG_SAVE
|
||||
AC_LANG_C
|
||||
dnl Next bit cribbed from AC_TRY_COMPILE.
|
||||
cat > conftest.$ac_ext <<EOF
|
||||
[#line __oline__ "configure"
|
||||
#include "confdefs.h"
|
||||
$1
|
||||
]EOF
|
||||
if AC_TRY_EVAL(ac_compile); then
|
||||
od -c conftest.o |
|
||||
sed ['s/^[0-7]*[ ]*/ /
|
||||
s/\*/./g
|
||||
s/ \\n/*/g
|
||||
s/ [0-9][0-9][0-9]/./g
|
||||
s/ \\[^ ]/./g'] |
|
||||
tr -d '
|
||||
' | tr -s '*' '
|
||||
' | fold | sed '$a\
|
||||
' > conftest.dmp
|
||||
$2
|
||||
ifelse($3, , , else
|
||||
$3
|
||||
)dnl
|
||||
fi
|
||||
rm -rf conftest*
|
||||
AC_LANG_RESTORE])
|
||||
|
||||
dnl 3. Choose either IEEE-based implementation or the old UAE core
|
||||
if [[ "x$FPE_CORE" = "xieee" ]]; then
|
||||
AC_CHECK_HEADERS(fenv.h)
|
||||
AC_CHECK_FUNCS(feclearexcept fegetexceptflag feraiseexcept fesetexceptflag fetestexcept)
|
||||
AC_CHECK_FUNCS(fegetround fesetround)
|
||||
DEFINES="$DEFINES -DFPU_IEEE"
|
||||
FPE_CORE_STR="ieee-based fpu core"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
|
||||
elif [[ "x$FPE_CORE" = "xuae" ]]; then
|
||||
DEFINES="$DEFINES -DFPU_UAE"
|
||||
FPE_CORE_STR="original uae core"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
|
||||
dnl Floating point format probe.
|
||||
dnl The basic concept is the same as the above: grep the object
|
||||
dnl file for an interesting string. We have to watch out for
|
||||
dnl rounding changing the values in the object, however; this is
|
||||
dnl handled by ignoring the least significant byte of the float.
|
||||
dnl
|
||||
dnl Does not know about VAX G-float or C4x idiosyncratic format.
|
||||
dnl It does know about PDP-10 idiosyncratic format, but this is
|
||||
dnl not presently supported by GCC. S/390 "binary floating point"
|
||||
dnl is in fact IEEE (but maybe we should have that in EBCDIC as well
|
||||
dnl as ASCII?)
|
||||
dnl
|
||||
AC_DEFUN([gcc_AC_C_FLOAT_FORMAT],
|
||||
[AC_CACHE_CHECK(floating point format, ac_cv_c_float_format,
|
||||
[gcc_AC_EXAMINE_OBJECT(
|
||||
[/* This will not work unless sizeof(double) == 8. */
|
||||
extern char sizeof_double_must_be_8 [sizeof(double) == 8 ? 1 : -1];
|
||||
|
||||
/* This structure must have no internal padding. */
|
||||
struct possibility {
|
||||
char prefix[8];
|
||||
double candidate;
|
||||
char postfix[8];
|
||||
};
|
||||
|
||||
#define C(cand) { "\nformat:", cand, ":tamrof\n" }
|
||||
struct possibility table [] =
|
||||
{
|
||||
C( 3.25724264705901305206e+01), /* @@IEEEFP - IEEE 754 */
|
||||
C( 3.53802595280598432000e+18), /* D__float - VAX */
|
||||
C( 5.32201830133125317057e-19), /* D.PDP-10 - PDP-10 - the dot is 0x13a */
|
||||
C( 1.77977764695171661377e+10), /* IBMHEXFP - s/390 format, ascii */
|
||||
C(-5.22995989424860458374e+10) /* IBMHEXFP - s/390 format, EBCDIC */
|
||||
};],
|
||||
[if grep 'format:.@IEEEF.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='IEEE (big-endian)'
|
||||
elif grep 'format:.I@@PFE.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='IEEE (big-endian)'
|
||||
elif grep 'format:.FEEEI@.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='IEEE (little-endian)'
|
||||
elif grep 'format:.EFP@@I.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='IEEE (little-endian)'
|
||||
elif grep 'format:.__floa.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='VAX D-float'
|
||||
elif grep 'format:..PDP-1.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='PDP-10'
|
||||
elif grep 'format:.BMHEXF.:tamrof' conftest.dmp >/dev/null 2>&1; then
|
||||
ac_cv_c_float_format='IBM 370 hex'
|
||||
else
|
||||
AC_MSG_ERROR(Unknown floating point format)
|
||||
fi],
|
||||
[AC_MSG_ERROR(compile failed)])
|
||||
])
|
||||
# IEEE is the default format. If the float endianness isn't the same
|
||||
# as the integer endianness, we have to set FLOAT_WORDS_BIG_ENDIAN
|
||||
# (which is a tristate: yes, no, default). This is only an issue with
|
||||
# IEEE; the other formats are only supported by a few machines each,
|
||||
# all with the same endianness.
|
||||
format=IEEE_FLOAT_FORMAT
|
||||
fbigend=
|
||||
case $ac_cv_c_float_format in
|
||||
'IEEE (big-endian)' )
|
||||
if test $ac_cv_c_bigendian = no; then
|
||||
fbigend=1
|
||||
fi
|
||||
;;
|
||||
'IEEE (little-endian)' )
|
||||
if test $ac_cv_c_bigendian = yes; then
|
||||
fbigend=0
|
||||
fi
|
||||
;;
|
||||
'VAX D-float' )
|
||||
format=VAX_FLOAT_FORMAT
|
||||
;;
|
||||
'PDP-10' )
|
||||
format=PDP10_FLOAT_FORMAT
|
||||
;;
|
||||
'IBM 370 hex' )
|
||||
format=IBM_FLOAT_FORMAT
|
||||
;;
|
||||
esac
|
||||
AC_DEFINE_UNQUOTED(HOST_FLOAT_FORMAT, $format,
|
||||
[Define to the floating point format of the host machine.])
|
||||
if test -n "$fbigend"; then
|
||||
AC_DEFINE_UNQUOTED(HOST_FLOAT_WORDS_BIG_ENDIAN, $fbigend,
|
||||
[Define to 1 if the host machine stores floating point numbers in
|
||||
memory with the word containing the sign bit at the lowest address,
|
||||
or to 0 if it does it the other way around.
|
||||
|
||||
This macro should not be defined if the ordering is the same as for
|
||||
multi-word integers.])
|
||||
fi
|
||||
])
|
||||
|
||||
dnl Select appropriate FPU source.
|
||||
gcc_AC_C_FLOAT_FORMAT
|
||||
AC_CHECK_HEADERS(ieee754.h ieeefp.h floatingpoint.h nan.h)
|
||||
|
||||
for fpe in $FPE_CORE_TEST_ORDER; do
|
||||
case $fpe in
|
||||
ieee)
|
||||
case $ac_cv_c_float_format in
|
||||
IEEE*)
|
||||
FPE_CORE="IEEE fpu core"
|
||||
DEFINES="$DEFINES -DFPU_IEEE"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_ieee.cpp"
|
||||
dnl Math functions not mandated by C99 standard
|
||||
AC_CHECK_FUNCS(isnanl isinfl)
|
||||
dnl Math functions required by C99 standard, but probably not
|
||||
dnl implemented everywhere. In that case, we fall back to the
|
||||
dnl regular variant for doubles.
|
||||
AC_CHECK_FUNCS(logl log10l expl powl fabsl sqrtl)
|
||||
AC_CHECK_FUNCS(sinl cosl tanl sinhl coshl tanhl)
|
||||
AC_CHECK_FUNCS(asinl acosl atanl asinhl acoshl atanhl)
|
||||
AC_CHECK_FUNCS(floorl ceill)
|
||||
break
|
||||
;;
|
||||
esac
|
||||
;;
|
||||
x86)
|
||||
if [[ ":$HAVE_GCC27:$HAVE_I386:$HAVE_GAS:" = ":yes:yes:yes:" ]]; then
|
||||
FPE_CORE="i387 fpu core"
|
||||
DEFINES="$DEFINES -DFPU_X86"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_x86.cpp"
|
||||
break
|
||||
fi
|
||||
;;
|
||||
uae)
|
||||
FPE_CORE="uae fpu core"
|
||||
DEFINES="$DEFINES -DFPU_UAE"
|
||||
FPUSRCS="../uae_cpu/fpu/fpu_uae.cpp"
|
||||
break
|
||||
;;
|
||||
*)
|
||||
AC_MSG_ERROR([Internal configure.in script error for $fpe fpu core])
|
||||
;;
|
||||
esac
|
||||
done
|
||||
if [[ "x$FPE_CORE" = "x" ]]; then
|
||||
AC_MSG_ERROR([Sorry, no suitable FPU core found in $FPE_CORE_TEST_ORDER])
|
||||
fi
|
||||
|
||||
dnl Check for certain math functions
|
||||
AC_CHECK_FUNCS(atanh)
|
||||
AC_CHECK_FUNCS(isnan isinf) dnl C99
|
||||
AC_CHECK_FUNCS(isnanl isinfl) dnl IEEE ?
|
||||
AC_CHECK_FUNCS(isnan isinf finite isnormal signbit)
|
||||
|
||||
dnl UAE CPU sources for all non-m68k-native architectures.
|
||||
if [[ "x$WANT_NATIVE_M68K" = "xno" ]]; then
|
||||
CPUINCLUDES="-I../uae_cpu"
|
||||
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS"
|
||||
CPUSRCS="../uae_cpu/basilisk_glue.cpp ../uae_cpu/memory.cpp ../uae_cpu/newcpu.cpp ../uae_cpu/readcpu.cpp $FPUSRCS cpustbl.cpp cpudefs.cpp $CPUSRCS $JITSRCS"
|
||||
fi
|
||||
|
||||
dnl Remove the "-g" option if set for GCC.
|
||||
@ -670,7 +901,7 @@ if [[ "x$HAVE_OFAST" = "xyes" ]]; then
|
||||
CFLAGS="`echo $CFLAGS | sed -e 's/-g//g'` -Ofast"
|
||||
CXXFLAGS="`echo $CXXFLAGS | sed -e 's/-g//g'` -Ofast"
|
||||
CXXFLAGS="-LANG:std $CXXFLAGS"
|
||||
LDFLAGS="$LDFLAGS -Ofast"
|
||||
LDFLAGS="$LDFLAGS -ipa"
|
||||
fi
|
||||
|
||||
dnl Generate Makefile.
|
||||
@ -684,12 +915,15 @@ dnl Print summary.
|
||||
echo
|
||||
echo Basilisk II configuration summary:
|
||||
echo
|
||||
echo Full screen support .............. : $WANT_FULL
|
||||
echo Multiple emulator windows ........ : $WANT_MWIN
|
||||
echo Enable video on SEGV signals ..... : $WANT_VOSF
|
||||
echo mon debugger support ............. : $WANT_MON
|
||||
echo Floating-Point emulation core .... : $FPE_CORE_STR
|
||||
echo Assembly optimizations ........... : $ASM_OPTIMIZATIONS
|
||||
echo Addressing mode .................. : $ADDRESSING_MODE
|
||||
echo Multiple emulator windows .............. : $WANT_MWIN
|
||||
echo Enable video on SEGV signals ........... : $WANT_VOSF
|
||||
echo mon debugger support ................... : $WANT_MON
|
||||
echo Use JIT compiler ....................... : $WANT_JIT
|
||||
echo JIT debug mode ......................... : $WANT_JIT_DEBUG
|
||||
echo Floating-Point emulation core .......... : $FPE_CORE
|
||||
echo Assembly optimizations ................. : $ASM_OPTIMIZATIONS
|
||||
echo Addressing mode ........................ : $ADDRESSING_MODE
|
||||
echo
|
||||
echo "Configuration done. Now type \"make\" (or \"make ide\")."
|
||||
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user