* include/java-interp.h (breakpoint_at): Declare.
* interpret.cc (breakpoint_at): New function.
* gnu/classpath/jdwp/VMVirtualMachine.java (_event_list):
New member.
* gnu/classpath/jdwp/natVMVirtualMachine.cc (initialize):
Initialize _event_list.
(handle_single_step): If there is a breakpoint at the
location at which we are stopping, do not send the notification.
Instead add the event to a list of events that occur at this
location.
(jdwpBreakpointCB): If the event list is not empty, send
whatever events are in it and the breakpoint event in a single
notification.
Mark parameter jni_env as MAYBE_UNUSED.
* classpath/lib/gnu/classpath/jdwp/VMVirtualMachine.class:
Regenerated.
* gnu/classpath/jdwp/VMVirtualMachine.h: Regenerated.
From-SVN: r124777
2007-02-16 Kyle Galloway <kgallowa@redhat.com>
* interpret.cc: Add extra DEBUG_LOCALS_INSN calls for multi-slot
variables to maintain type info.
* interpret-run.cc: Add local variable info to frame in the debug
interpreter.
* jvmti.cc (getLocalFrame): New method.
(_Jv_JVMTI_GetLocalObject): New method.
(_Jv_JVMTI_GetLocallInt): New method.
(_Jv_JVMTI_GetLocalFloat): New method.
(_Jv_JVMTI_GetLocalLong): New method.
(_Jv_JVMTI_GetLocalDouble): New method.
(_Jv_JVMTI_SetLocalObject): New method.
(_Jv_JVMTI_SetLocalInt): New method.
(_Jv_JVMTI_SetLocalFloat): New method.
(_Jv_JVMTI_SetLocalLong): New method.
(_Jv_JVMTI_SetLocalDouble): New method.
From-SVN: r122048
2007-02-15 Kyle Galloway <kgallowa@redhat.com>
* defineclass.cc (_Jv_ClassReader::read_one_code_attribute):
Added LocalVariableTable attribute handling.
(_Jv_ClassReader::pool_Utf8_to_char_arr): New method.
* jvmti.cc (_Jv_JVMTI_GetLocalVariableTable): New method.
* include/java-interp.h: Added local_var_table and
local_var_table_len fields to _Jv_InterpMethod.
(_Jv_InterpMethod::get_local_var_table): New method.
* testsuite/libjava.jvmti/interp/getlocalvartable.java: New
test.
* testsuite/libjava.jvmti/interp/getlocalvartable.jar: New test.
* testsuite/libjava.jvmti/interp/getlocalvartable.out: Output
for new test.
* testsuite/libjava.jvmti/interp/getlocalvartable.h: New test.
* testsuite/libjava.jvmti/interp/natgetlocalvartable.cc: New
test.
From-SVN: r121999
* include/jvmti-int.h (JVMTI): Declare member "enabled".
* jvmti.cc (JVMTI): Add member "enabled".
(_Jv_GetJVMTIEnv): Mark JVMTI enabled.
* interpret.cc (_Jv_InterpMethod::ncode): Use JVMTI::enabled
instead of gnu::classpath::jdwp::Jdwp::isDebugging.
(_Jv_CompileMethod): If JVMTI is enabled, use run_debug
instead of run to compile the method.
* interpret-run.cc [DEBUG] (NEXT_INSN): Add JVMTI single step
notification.
From-SVN: r121442
* include/java-interp.h (prepared): Change type to pc_t.
(insn_index): Define for both DIRECT_THREADED and bytecode interpreters.
* interpret.cc [!DIRECT_THREADED] (POKEI): Fix typo.
(insn_index): Implement for bytecode interpreter.
* interpret-run.cc [!DIRECT_THREADED] (AVAL1U): Add _Jv_Linker class
qualifier to resolve_pool_entry.
[!DIRECT_THREADED] (AVAL2U): Likewise.
[!DIRECT_THREADED] bytecode() cannot be called without an object.
Changed all typos.
[!DIRECT_THREADED] Likewise for defining_class.
From-SVN: r117333
2006-08-15 Kyle Galloway <kgallowa@redhat.com>
* include/java-interp.h (_Jv_InterpMethod::run_debug): New method.
* interpret.cc: Added placeholder for debug variable type info to STORE*
macros.
(_Jv_InterpMethod::run_debug): New method.
(_Jv_InterpMethod::run_sync_object_debug): New method.
(_Jv_InterpMethod::run_sync_class_debug): New method.
(_Jv_InterpMethod::run_normal_debug): New method.
(_Jv_InterpMethod::run_class_debug): New method.
(_Jv_InterpMethod::ncode ()): Changed to select either debug or normal
versions of these functions.
* interpret-run.cc: New file, holds contents of old
_Jv_InterpMethod::run method.
* stacktrace.cc (_Jv_StackTrace::UnwindTraceFn): Changed to select
appropriate function for debug or normal mode.
From-SVN: r116167
2006-07-13 Bryce McKinlay <mckinlay@redhat.com>
* interpret.cc (_Jv_InterpMethod::compile): Add FIXME comment.
(_Jv_InterpMethod::run): SAVE_PC before executing any instruction
using resolve_pool_entry, as it can throw. Likewise for div/rem ops
that can throw ArithmeticException.
From-SVN: r115422
2006-04-28 Bryce McKinlay <mckinlay@redhat.com>
* link.cc (_Jv_Linker::resolve_pool_entry): Don't pass vtable_index
to resolve_method.
* interpret.cc (insn_invokevirtual): Use method->index, not
vtable_index. Check accflag FINAL to determine finals. Only do
explicit null check if calling a final method. Use
throw_null_pointer_exception.
(invokevirtual_resolved): Likewise.
(null_pointer_exc): Remove static field.
(throw_null_pointer_exception): Always define. Throw a new
NullPointerException every time.
* include/java-interp.h (_Jv_ResolvedMethod): Remove vtable_index
field.
* include/execution.h (resolve_method): Remove vtable_index argument.
From-SVN: r113370
2006-02-08 Bryce McKinlay <mckinlay@redhat.com>
PR libgcj/25187:
* gnu/gcj/io/natSimpleSHSStream.cc
(gnu::gcj::io::SimpleSHSStream::shsFinal): Remove bogus cast.
* interpret.cc (_Jv_InterpMethod::run): Simplify arguments to
_Jv_InterpFrame().
* boehm.cc: #undef some autoconf macros before including gc-config.h.
(_Jv_MarkObject): Don't mark the class, it is reachable via the vtable.
(_Jv_MarkArray): Likewise.
* java/lang/ref/natReference.cc (java::lang::ref::Reference::create):
Simplify _Jv_GCRegisterDisappearingLink() call.
* java/lang/Class.h (getComponentType): Use element_type.
(element_type): New field declaration, as a union with "methods".
* java/lang/natClassLoader.cc (_Jv_NewArrayClass): Use "element_type".
* java/net/natVMNetworkInterfacePosix.cc
(java::net::VMNetworkInterface::getInterfaces): Add "int" cast to
avoid sign comparison warning.
* include/java-interp.h (_Jv_InterpFrame): Take thread as second
argument, not parent call frame.
* include/x86_64-signal.h (MAKE_THROW_FRAME): Use "gregs" directly,
without a cast.
(restore_rt): Declare with hidden visibility, not "static".
* posix.cc (_Jv_platform_initProperties): Make "tmpdir" a string
constant.
* jni.cc (_Jv_JNI_DestroyJavaVM): Use a union to avoid strict alias
warning
From-SVN: r110783
* defineclass.cc (parse): Use _Jv_AllocRawObj.
(read_constpool): Likewise.
(read_one_code_attribute): Use internal function name.
(handleConstantPool): Use _Jv_AllocRawObj.
(handleInterfacesBegin): Likewise.
(handleFieldsBegin): Likewise.
(handleMethodsBegin): Likewise.
(handleCodeAttribute): Likewise.
(handleMethodsEnd): Likewise.
* include/jvm.h (new_vtable): Use _Jv_AllocRawObj.
* interpret.cc (do_allocate_static_fields): Use _Jv_AllocRawObj.
Allocate reference fields separately.
* link.cc (prepare_constant_time_tables): Use _Jv_AllocRawObj.
(add_miranda_methods): Likewise.
(generate_itable): Use _Jv_AllocBytes.
(find_iindex): Likewise.
(struct method_closure): New structure.
(create_error_method): Use struct method_closure; allocate with
_Jv_AllocBytes.
(ensure_fields_laid_out): Separate reference fields from
non-reference fields.
* boehm.cc (_Jv_MarkObj): Mark vtable. Only mark direct fields
of Class.
(_Jv_MarkArray): Mark vtable.
(_Jv_AllocRawObj): Don't allocate objects of size 0.
* include/execution.h
(_Jv_ExecutionEngine::allocate_static_fields): Added 'int'
parameter.
(struct _Jv_CompiledEngine): Updated.
(class _Jv_InterpreterEngine): Updated.
From-SVN: r110763
* include/java-interp.h (insn_index): New declaration.
(num_insn_slots): New private variable.
(get_line_table): New declaration.
* interpret.cc (insn_index): New function.
(get_line_table): New function.
From-SVN: r110411
* include/java-interp.h (_Jv_CompileMethod): Add declaration.
(class _Jv_InterpMethod): Add _Jv_CompileMethod as a friend.
* interpret.cc (_Jv_CompileMethod): New function.
(run): Massage code to allow for NULL args.
Update comments to explain NULL args.
Return if compiling the method and args is NULL.
From-SVN: r109918
2005-07-06 Colin Walters <walters@verbum.org>
* verify.cc (class _Jv_BytecodeVerifier) <op_new>: Don't
check for abstract classes or interfaces here; JVM spec
says it should throw an exception, so we'll do so later.
* interpret.cc (run): Throw an InstantiationException for
abstract classes and interfaces.
From-SVN: r101788
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
2004-10-13 Andrew Haley <aph@redhat.com>
* interpret.cc (_Jv_InterpMethod::run): Initialize
_Jv_StartOfInterpreter.
(_Jv_StartOfInterpreter, _Jv_EndOfInterpreter): Functions removed.
(_Jv_StartOfInterpreter, _Jv_EndOfInterpreter): New variables.
* gnu/gcj/runtime/natStackTrace.cc (fillInStackTrace): Use
_Unwind_FindEnclosingFunction to discover whether PC is within the
interpreter.
From-SVN: r89037
2004-07-12 Bryce McKinlay <mckinlay@redhat.com>
PR libgcj/15713
* include/jvm.h (_Jv_value): New union type.
* gcj/field.h (_Jv_Field): Add new _addr union field variants
* interperet.cc (run): Use _Jv_value union type and *_addr _Jv_Field
union members.
From-SVN: r84596
2003-10-14 Paolo Bonzini <bonzini@gnu.org>
* interpret.cc (_Jv_InterpMethod::run): Don't
use libffi types, they were meant to be internal.
* gcj/javaprims.h (_Jv_ulong): New typedef.
From-SVN: r72482
* include/jvm.h (struct _Jv_frame_info): New structure.
* gnu/gcj/runtime/natNameFinder.cc: Include StringBuffer.h,
java-interp.h.
(lookupInterp): New method.
(getAddrAsString): Use _Jv_frame_info.
(dladdrLookup): Likewise.
* gnu/gcj/runtime/NameFinder.java (lookup): Try to look up
interpreted frame.
(lookupInterp): Declare.
* java/lang/natVMThrowable.cc: Include Thread.h, java-interp.h.
(fillInStackTrace): Collect information on interpreted frames.
Use _Jv_frame_info.
* interpret.cc: Include Thread.h.
(run): Create and push _Jv_MethodChain object.
(_Jv_EndOfInterpreter): New global.
* java/lang/Thread.java (interp_frame): New field.
* include/java-interp.h (struct _Jv_MethodChain): New structure.
Include NameFinder.h.
From-SVN: r56657
Keith Seitz
Alexandre Oliva
Kyle Galloway
Keith Seitz
Tom Tromey
Tom Tromey
Kyle Galloway
Bryce McKinlay
Colin Walters
Anthony Green
Andrew Haley
Ulrich Weigand
Bryce McKinlay
Paolo Bonzini
Mark Mitchell
Andreas Tobler