2006-08-10 Gary Benson <gbenson@redhat.com>
* include/java-stack.h (GetAccessControlStack): Change return
type.
* stacktrace.cc (accesscontrol_trace_fn): Record the number of
Java frames encountered.
(GetAccessControlStack): Return a flag indicating whether a call to
doPrivileged was encountered rather than an array of method names.
* java/security/natVMAccessController.cc (getStack): Change return
type.
* java/security/VMAccessController.java (getStack): Likewise.
(getContext): Change to reflect the above.
From-SVN: r116058
* gcj/javaprims.h (_Jv_uintptr_t): New typedef similar to uintptr_t in
C99.
* include/java-stack.h: Include stdlib.h.
(_Jv_AddrInfo): New structure to hold address information.
* include/posix.h (_Jv_platform_dladdr): Declare.
* include/win32.h (_Jv_platform_dladdr): Declare.
(backtrace): Remove declaration.
* posix.cc: Include dlfcn.h if available. Include java-stack.h.
(_Jv_platform_dladdr): Define.
* win32.cc: Include string.h. Include java-stack.h.
(backtrace): Remove.
(_Jv_platform_dladdr): Define.
* sysdep/i386/backtrace.h (fallback_backtrace): Check that a potential
frame pointer value is 32-bit word-aligned. Use operand of the CALL
instruction calling the current function to find its starting address.
* stacktrace.cc: Do not include dlfcn.h. Include platform.h.
(_Jv_StackTrace::getLineNumberForFrame): Use _Jv_platform_dladdr()
instead of dladdr().
(_Jv_StackTrace::GetStackTraceElements): Use nCodeMap even for Windows.
(_Jv_StackTrace::GetClassContext): Use fallback_backtrace() for
targets with SJLJ exceptions instead of using _Unwind_Backtrace().
(_Jv_StackTrace::GetFirstNonSystemClassLoader): Likewise.
From-SVN: r115069
2006-02-16 Andrew Haley <aph@redhat.com>
* stacktrace.cc (GetStackTraceElements): Call
gnu::gcj::runtime::NameFinder::removeUnknown() to determine if
non-Java frames should be removed from a printed stack trace.
Pass methodName to getLineNumberForFrame().
(getLineNumberForFrame): Set method_name from info.dli_sname.
* gnu/gcj/runtime/NameFinder.java (removeUnknown): New method.
(remove_unknown): New variable.
* include/java-stack.h (_Jv_StackTrace::getLineNumberForFrame):
Add methodName arg.
From-SVN: r111181
2005-03-10 Bryce McKinlay <mckinlay@redhat.com>
New Stack Trace infrastructure.
* Makefile.am (libgcj0_convenience_la_SOURCES): Add stacktrace.cc.
(gnu/gcj/runtime/StackTrace.lo): Removed.
(ordinary_java_source_files): Remove obsolete files.
(nat_source_files): Remove obsolete files. Add natVMThrowable.cc.
* configure.host (fallback_backtrace_h): Set backtrace header
for mingw and cygwin targets.
* configure.ac: Make symlink for fallback backtrace headers.
* Makefile.in, configure: Rebuilt.
* defineclass.cc (_Jv_ClassReader::read_one_code_attribute):
Read 'LineNumberTable' attribute.
(_Jv_ClassReader::read_one_class_attribute): Read 'SourceFile'
attribute.
(_Jv_ClassReader::handleCodeAttribute): Initialize method line
table fields.
* exception.cc: Remove unused include.
* interpret.cc (DIRECT_THREADED, insn_slot): Moved to java-interp.h.
(SAVE_PC): New macro. Save current PC in the interpreter frame.
(NULLCHECK, NULLARRAYCHECK): Use SAVE_PC.
(_Jv_InterpMethod::compile): Translate bytecode PC values in the line
table to direct threaded instruction values.
(_Jv_StartOfInterpreter, _Jv_EndOfInterpreter): Removed.
(_Jv_InterpMethod::run): No longer member function. All
callers updated. Remove _Unwind calls. Call SAVE_PC whenever a call
is made or where an instruction could throw.
(_Jv_InterpMethod::get_source_line): New. Look up source line numbers
in line_table.
* prims.cc (catch_segv): Construct exception after MAKE_THROW_FRAME.
(catch_fpe): Likewise.
* stacktrace.cc: New file. Stack trace code now here.
* gnu/gcj/runtime/MethodRef.java:
* gnu/gcj/runtime/NameFinder.java: Mostly reimplemented. Now simply
calls addr2line to look up PC addresses in a given binary or shared
library.
* gnu/gcj/runtime/StackTrace.java, gnu/gcj/runtime/natNameFinder.cc,
gnu/gcj/runtime/natStackTrace.cc: Removed.
* gnu/java/lang/MainThread.java (call_main): Add comment warning that
this function name is specially recognised by the stack trace code
and shouldn't be changed.
* include/java-interp.h (DIRECT_THREADED, insn_slot): Moved here.
(struct _Jv_LineTableEntry, line_table, line_table_len): New.
(_Jv_InterpMethod::run): Update declaration.
(_Jv_StackTrace_): New friend. NameFinder and StackTrace no longer
friends.
(_Jv_InterpFrame): Renamed from _Jv_MethodChain. Add PC field.
* include/java-stack.h: New file. Declarations for stack tracing.
* include/jvm.h (_Jv_Frame_info): Removed.
* java/lang/Class.h: Update friend declarations.
* java/lang/VMClassLoader.java (getSystemClassLoader): Simplify
exception message.
* java/lang/VMThrowable.java (fillInStackTrace): Now native.
(getStackTrace): Now native.
(data): New RawDataManaged field.
* java/lang/natClass.cc: Update includes.
(forName): Use _Jv_StackTrace::GetCallingClass for
calling-classloader check.
(getClassLoader): Likewise.
* java/lang/natRuntime.cc: Update includes.
(_load): Use _Jv_StackTrace::GetFirstNonSystemClassLoader.
* java/lang/natVMSecurityManager.cc: Update includes.
(getClassContext): Use _Jv_StackTrace::GetClassContext.
* java/lang/natVMThrowable.cc: New file. Native methods for
VMThrowable.
* java/lang/reflect/natArray.cc: Update includes.
(newInstance): Use _Jv_StackTrace::GetCallingClass to implement
accessibility check.
* java/lang/reflect/natConstructor.cc: Update includes.
(newInstance): Use _Jv_StackTrace::GetCallingClass to implement
accessibility check.
* java/lang/reflect/natField.cc: Update includes.
(getAddr): Use _Jv_StackTrace::GetCallingClass to implement
accessibility check.
* java/lang/reflect/natMethod.cc: Update includes.
(invoke): Use _Jv_StackTrace::GetCallingClass to implement
accessibility check.
* java/util/natResourceBundle.cc: Update includes.
(getCallingClassLoader): Use _Jv_StackTrace::GetCallingClass.
* java/util/logging/natLogger.cc: Update includes. Use
_Jv_StackTrace::GetCallerInfo to get call-site info.
* sysdep/generic/backtrace.h: Fallback backtrace code. Stub
implementation.
* sysdep/i386/backtrace.h: New. Fallback backtrace code. i386
implementation.
From-SVN: r96253
Gary Benson
Ranjit Mathew
Andrew Haley
Andreas Tobler
Bryce McKinlay
Tom Tromey