Add gcc-4.6. Synced to @180989

Change-Id: Ie3676586e1d8e3c8cd9f07d022f450d05fa08439
svn://gcc.gnu.org/svn/gcc/branches/google/gcc-4_6-mobile

1 files changed, 125 insertions, 0 deletions

diff --git a/gcc-4.6/libjava/libgcj_bc.c b/gcc-4.6/libjava/libgcj_bc.c
new file mode 100644
index 000000000..67f00aebf
--- /dev/null
+++ b/gcc-4.6/libjava/libgcj_bc.c
@@ -0,0 +1,125 @@
+/* libgcj_bc.c  */
+
+/* Copyright (C) 2006, 2009 Free Software Foundation
+
+   This file is part of libgcj.
+
+This software is copyrighted work licensed under the terms of the
+Libgcj License.  Please consult the file "LIBGCJ_LICENSE" for
+details.  */
+
+/* This file is used to build libgcj_bc.so, a 'fake' library that is
+   used at link time only. It ensures that binaries built with the
+   BC-ABI link against a constant SONAME. This way, BC-ABI binaries
+   continue to work if the SONAME underlying libgcj.so changes.  */
+
+#include <stdlib.h>
+#include <stdio.h>
+
+static void print_wrong_lib_msg ()
+{
+  fprintf (stderr, "libgcj error: \
+This is libgcj_bc.so, a fake library used only for linking.\n\
+Please create a symlink from libgcj_bc.so.1 to the real libgcj.so.\n");
+  exit (1);
+}
+
+/* Functions called from code generated by gcj.  */
+
+void _Jv_AllocObject () {}
+void _Jv_AllocObjectNoFinalizer () {}
+void _Jv_CheckArrayStore () {}
+void _Jv_CheckCast () {}
+void _Jv_InitClass () {}
+void _Jv_IsInstanceOf () {}
+void _Jv_LookupInterfaceMethod () {}
+void _Jv_LookupInterfaceMethodIdx () {}
+void _Jv_MonitorEnter () {}
+void _Jv_MonitorExit () {}
+void _Jv_NewMultiArray () {}
+void _Jv_NewObjectArray () {}
+void _Jv_NewPrimArray () {}
+void _Jv_RegisterResource () {}
+void _Jv_ResolvePoolEntry () {}
+void _Jv_Throw () {}
+void _Jv_ThrowAbstractMethodError () {}
+void _Jv_ThrowBadArrayIndex () {}
+void _Jv_ThrowNoSuchFieldError () {}
+void _Jv_ThrowNullPointerException () {}
+void __gcj_personality_v0 () {}
+
+void _Jv_RegisterClasses () 
+{
+  print_wrong_lib_msg ();
+}
+
+void _Jv_RegisterNewClasses () 
+{
+  print_wrong_lib_msg ();
+}
+
+/* Symbols used by jvgenmain (-fmain).  */
+
+void JvRunMain () {}
+void JvRunMainName () {}
+const char **_Jv_Compiler_Properties;
+
+/* Functions used by -fjni.  */
+
+void _Jv_GetJNIEnvNewFrame () {}
+void _Jv_LookupJNIMethod () {}
+void _Jv_UnwrapJNIweakReference () {}
+void _Jv_JNI_PopSystemFrame () {}
+
+
+/* Checked divide (-fuse-divide-subroutine).  */
+
+void _Jv_divI () {}
+void _Jv_divJ () {}
+void _Jv_remI () {}
+void _Jv_remJ () {}
+
+
+/* CNI Functions.  */
+
+void _Jv_AllocBytes () {}
+void _Jv_AllocString () {}
+void _Jv_AttachCurrentThread () {}
+void _Jv_AttachCurrentThreadAsDaemon () {}
+void _Jv_CreateJavaVM () {}
+void _Jv_DetachCurrentThread () {}
+void _Jv_Free () {}
+void _Jv_GetStringUTFLength () {}
+void _Jv_GetStringUTFRegion () {}
+void _Jv_Malloc () {}
+void _Jv_NewString () {}
+void _Jv_NewStringLatin1 () {}
+void _Jv_NewStringUTF () {}
+void _Jv_Realloc () {}
+
+
+/* Classes for primitive types.  */
+
+#define DECLARE_PRIM_TYPE(NAME)			\
+  int _Jv_##NAME##Class;
+
+DECLARE_PRIM_TYPE(byte)
+DECLARE_PRIM_TYPE(short)
+DECLARE_PRIM_TYPE(int)
+DECLARE_PRIM_TYPE(long)
+DECLARE_PRIM_TYPE(boolean)
+DECLARE_PRIM_TYPE(char)
+DECLARE_PRIM_TYPE(float)
+DECLARE_PRIM_TYPE(double)
+DECLARE_PRIM_TYPE(void)
+
+
+/* Force executable to export __data_start et al.  */
+
+#pragma weak __data_start
+extern int __data_start[];
+#pragma weak data_start
+extern int data_start[];
+#pragma weak _end
+extern int _end[];
+static void *dummy[] __attribute__((used)) = {__data_start, data_start, _end};