X-Git-Url: http://git.sourceforge.jp/view?a=blobdiff_plain;f=libjava%2Fconfigure.host;h=2d04bbca93477c03a96bc97bceba1fbdc9308846;hb=97ba6a6c5b49949797e13746d314d7e626cde433;hp=f5d1ef07cdaf22f764c361c80f079acce7efb718;hpb=43b80ef2b801b2a5ac0bc83eb7ea1ec96545de77;p=pf3gnuchains%2Fgcc-fork.git

diff --git a/libjava/configure.host b/libjava/configure.host
index f5d1ef07cda..2d04bbca934 100644
--- a/libjava/configure.host
+++ b/libjava/configure.host
@@ -28,6 +28,8 @@
 #			pthread_self calls by caching thread IDs in a hashtable
 #   can_unwind_signal   Set to "yes" if the EH unwinder supports throwing
 #			from a signal handler.
+#   disable_dladdr      Set to "yes" if dladdr should not be used
+#                       (i.e it is broken).
 
 libgcj_flags=
 libgcj_cflags=
@@ -39,6 +41,7 @@ enable_hash_synchronization_default=no
 sysdeps_dir=generic
 slow_pthread_self=
 can_unwind_signal=no
+disable_dladdr=
 
 case "${target_optspace}:${host}" in
   yes:*)
@@ -89,32 +92,32 @@ case "${host}" in
 	sysdeps_dir=i386
 	libgcj_flags="${libgcj_flags} -ffloat-store"
 	libgcj_interpreter=yes
-	libgcj_cxxflags="-D__NO_MATH_INLINES"
-	libgcj_cflags="-D__NO_MATH_INLINES"
+	libgcj_cxxflags=
+	libgcj_cflags=
 	DIVIDESPEC=-fno-use-divide-subroutine
 	enable_hash_synchronization_default=yes
 	slow_pthread_self=yes
 	;;
   x86_64-*)
+	CHECKREFSPEC="%{m32:-fcheck-references}"
 	sysdeps_dir=x86-64
-	libgcj_flags="${libgcj_flags} -ffloat-store"
-	libgcj_interpreter=no
-	libgcj_cxxflags="-D__NO_MATH_INLINES"
-	libgcj_cflags="-D__NO_MATH_INLINES"
-	DIVIDESPEC=-fno-use-divide-subroutine
+	libgcj_flags="${libgcj_flags} -ffloat-store -fno-omit-frame-pointer"
+	libgcj_cxxflags=
+	libgcj_cflags=
 	enable_hash_synchronization_default=yes
 	slow_pthread_self=yes
+	libgcj_interpreter=yes
 	;;
   alpha*-*)
 	sysdeps_dir=alpha
 	libgcj_flags="${libgcj_flags} -mieee"
 	libgcj_interpreter=yes
 	enable_hash_synchronization_default=yes
+	IEEESPEC=-mieee
 	;;
   powerpc64*-*)
-	# libffi not ported.
-	with_libffi_default=no
-	libgcj_interpreter=no
+	with_libffi_default=yes
+	libgcj_interpreter=yes
 	libgcj_flags="${libgcj_flags} -mminimal-toc"
 	# this may not be correct
 	sysdeps_dir=powerpc
@@ -132,7 +135,8 @@ case "${host}" in
 	libgcj_interpreter=yes
 	enable_hash_synchronization_default=yes
 	;;
-  sparc-*)
+  sparc*-*)
+	libgcj_interpreter=yes
         ;;
   ia64-*)
 	sysdeps_dir=ia64
@@ -144,8 +148,6 @@ case "${host}" in
 	sysdeps_dir=sh
 	libgcj_flags="${libgcj_flags} -mieee"
 	libgcj_interpreter=yes
-	CHECKREFSPEC=-fcheck-references
-	EXCEPTIONSPEC=
 	enable_hash_synchronization_default=yes
 	;;
 esac
@@ -161,16 +163,85 @@ case "${host}" in
   s390*-linux* | \
   sparc*-linux* | \
   ia64-* | \
-  x86_64*-linux*)
+  x86_64*-linux* | \
+  sh-linux* | sh[34]*-linux*)
   	can_unwind_signal=yes
+	if test x$slow_pthread_self = xyes \
+	   && test x$cross_compiling != xyes; then
+	  cat > conftest.c <<EOF
+#define _GNU_SOURCE 1
+#include <pthread.h>
+#include <stdlib.h>
+#include <sys/resource.h>
+#include <limits.h>
+
+void *
+tf (void *arg __attribute__ ((unused)))
+{
+  pthread_attr_t a;
+  size_t s;
+
+  if (pthread_getattr_np (pthread_self (), &a)
+      || pthread_attr_getstacksize (&a, &s)
+      || s > 2 * PTHREAD_STACK_MIN)
+    exit (1);
+  exit (0);
+}
+
+int
+main (int argc, char **argv)
+{
+  pthread_t p;
+  void *ret;
+  struct rlimit r;
+
+  if (argc == 2)
+    {
+      r.rlim_cur = 2 * PTHREAD_STACK_MIN;
+      r.rlim_max = 2 * PTHREAD_STACK_MIN;
+      if (setrlimit (RLIMIT_STACK, &r))
+	exit (1);
+      execl (argv[1], argv[0], NULL);
+      exit (1);
+    }
+
+  if (pthread_create (&p, NULL, tf, NULL)
+      || pthread_join (p, &ret))
+    exit (1);
+  exit (1);
+}
+EOF
+	  $CC -o conftest conftest.c -lpthread > /dev/null 2>&1 && \
+	  ./conftest ./conftest && slow_pthread_self=
+	  rm -f conftest conftest.c
+	fi
+	;;
+  mips*-*-linux* )
+  	sysdeps_dir=mips
+  	can_unwind_signal=yes
+	libgcj_flags="${libgcj_flags} -mxgot"
+	case "${host}" in
+	    mipsel*-linux* | mipsisa32el*-linux*)
+		enable_hash_synchronization_default=yes
+		disable_dladdr=yes
+	    ;;
+	esac
 	;;
   *-*-darwin*)
 	enable_hash_synchronization_default=no
 	slow_pthread_self=
+	can_unwind_signal=no
 	;;
   *-*-freebsd*)
 	slow_pthread_self=
 	;;
+  *-mingw*)
+  	# FIXME: win32_exception_handler( ) in win32.cc does not do the
+	# right stuff yet w.r.t. SEH. Live with the following for now.
+	can_unwind_signal=no
+	CHECKREFSPEC=-fcheck-references
+	DIVIDESPEC=-fuse-divide-subroutine
+	;;
   *-cygwin*)
   	# The cygwin linker doesn't do 8-byte alignment by default, so
 	# disable hash synchronization for now.