* sysdep/x86-64/locks.h: Enable use of either file on either
target to support multilibs from one to the other.
* sysdep/i386/locks.h: Likewise.
From-SVN: r119276
* sysdep/i386/backtrace.h (fallback_backtrace): Add "0x55 0x8B 0xEC"
as another sequence that can indicate a "pushl %ebp; movl %esp, %ebp"
function prologue.
From-SVN: r116258
* stacktrace.cc (_Jv_StackTrace::GetStackTrace): Unconditionally use
_Unwind_Backtrace().
(_Jv_StackTrace::GetCallerInfo): Enable even for targets using SJLJ
EH.
(_Jv_StackTrace::GetClassContext): Unconditionally use
_Unwind_Backtrace().
(_Jv_StackTrace::GetFirstNonSystemClassLoader): Likewise.
* sysdep/i386/backtrace.h (HAVE_FALLBACK_BACKTRACE): Do not define.
(_Unwind_GetIPInfo): Define macro if SJLJ EH is in use.
(_Unwind_GetRegionStart): Likewise.
(_Unwind_Backtrace): Likewise.
(fallback_backtrace): Accept additional unwind trace function
argument. Call it during unwinding. Stop when any of _Jv_RunMain(),
_Jv_ThreadStart() or main() is seen during unwinding.
* sysdep/generic/backtrace.h (fallback_backtrace): Accept an
additional unwind trace function argument.
From-SVN: r115449
* sysdep/i386/backtrace.h (fallback_backtrace): Scan for a function's
prologue to determine its beginning. Stop unwinding when we reach
JvRunMain().
From-SVN: r115261
* 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
2006-05-20 Andreas Tobler <a.tobler@schweiz.ch>
John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* configure.ac: Add the POSIX thread libs to the HP-UX PA
configuration. Add signal specification for HP-UX PA.
* configure: Rebuilt.
* configure.host: Add defaults for the HP-UX PA architecture.
Add descriptor files for HP-UX PA 32-bit and 64-bit.
* include/hppa-signal.h: New file.
* include/posix.h: Add shared library suffix for HP-UX.
* sysdep/pa/descriptor-pa32-hpux.h: New file.
* sysdep/pa/descriptor-pa64-hpux.h: Likewise.
Co-Authored-By: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
From-SVN: r113937
* sysdep/powerpc/locks.h: Use 64-bit versions of primitives when
__LP64__ is defined rather than __powerpc64__.
(compare_and_swap): 'ret' is an obj_addr_t not just an int.
(compare_and_swap_release): Likewise.
From-SVN: r104746
PR libgcj/21692
* sysdep/descriptor-n.h: New file.
* sysdep/descriptor-y.h: New file.
* sysdep/powerpc/descriptor.h: New file.
* configure.host: Set $descriptor_h appropriate for the host.
* configure.ac: Link it.
* configure: Regenerate.
* stacktrace.cc: Include sysdep/descriptor.h.
(_Jv_StackTrace::UpdateNCodeMap): Use UNWRAP_FUNCTION_DESCRIPTOR.
From-SVN: r100173
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
2004-07-07 Andreas Tobler <a.tobler@schweiz.ch>
* configure.host: Enable hash synchronization on Darwin.
* sysdep/powerpc/locks.h (compare_and_swap): Use '\n' instead of
';', since this is a comment on Darwin.
(compare_and_swap_release): Likewise.
From-SVN: r84214
2003-10-22 David Daney <ddaney@avtrex.com)
* include/mips-signal.h: New file.
* sysdep/dwarf2-backtrace.cc: New file.
* sysdep/mips: New directory.
* sysdep/mips/locks.h: New file.
* Makefile.am(extra_cc_files): New, to allow extra c++ files to be
added to libgcj.
(extra_cc_source_files): Ditto.
* configure.host(disable_dladdr): New shell variable passed to
configure.
(mips*-*-linux*): sysdeps_dir=mips,
can_unwind_signal=yes, disable_dladdr=yes, use -mxgot.
(mipsel*-linux* | mipsisa32el*-linux*): Enable hash synchronization.
* configure.in:(mips*-*-linux*): Use sysdep/dwarf2-backtrace.cc to
generate backtrace, and include/mips-signal.h as SIGNAL_HANDLER
(HAVE_DLADDR): Make it depend on setting of disable_dladdr.
(EXTRA_CC_FILES): New, to support conditional addition of
sysdep/dwarf2-backtrace.cc.
* configure: Regenerated.
* Makefile.in: Regenerated.
* gcj/Makefile.in: Regenerated.
* include/config.h.in: Regenerated.
* include/Makefile.in: Regenerated.
* testsuite/Makefile.in: Regenerated.
From-SVN: r72808
2002-04-19 David S. Miller <davem@redhat.com>
* include/dwarf2-signal.h (SIGNAL_HANDLER): Name siginfo_t pointer
arg.
(MAKE_THROW_FRAME): Define for 32-bit and 64-bit sparc.
(INIT_SEGV, INIT_FPE): Use direct __libc_sigaction installation
on Sparc too.
* include/sparc-signal.h (FLUSH_REGISTER_WINDOWS): Define properly
for 64-bit sparc.
(MAKE_THROW_FRAME): Use long for sp/retaddr so 64-bit works.
* sysdeps/sparc/locks.h: New file.
* configure.in (SIGNAL_HANDLER): Set to include/sparc-signal.h
on all sparc Solaris configurations. Set to
include/dwarf2-signal.h on sparc Linux.
* configure: Regenerate
* configure.host (can_unwind_signal): sparc*-linux* can do it now.
From-SVN: r52575
* posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use write_barrier,
not release_set.
* sysdep/powerpc/locks.h (write_barrier): New function.
* sysdep/i386/locks.h (write_barrier): New function.
From-SVN: r51101
libjava:
* configure.in: Define SLOW_PTHREAD_SELF if configure.host set
slow_pthread_self. Set up symlink for sysdeps directory.
* configure.host: Document more shell variables. Set sysdeps_dir
for most platforms. Set slow_pthread_self for i686. Set
enable_hash_synchronization_default and slow_pthread_self for PowerPC.
* posix-threads.cc (_Jv_ThreadSelf_out_of_line): Use release_set so
that memory barrier is emitted where required.
* include/posix-threads.h (_Jv_ThreadSelf for SLOW_PTHREAD_SELF): Add
read_barrier() to enforce ordering of reads.
* sysdep/powerpc/locks.h: New file. Implementation of synchronization
primitives for PowerPC.
* sysdep/i386/locks.h: New file. Synchronization primitives for i386
moved from natObject.cc.
* sysdep/alpha/locks.h: Likewise.
* sysdep/ia64/locks.h: Likewise.
* sysdep/generic/locks.h: Likewise.
* java/lang/natObject.cc: Move thread synchronization primitives to
system-dependent headers.
gcc/java:
* decl.c (java_init_decl_processing): Make sure class_type_node
alignment is not less than 64 bits if hash synchronization is enabled.
boehm-gc:
* include/gc_priv.h: Define ALIGN_DOUBLE on 32 bit targets if GCJ
support is enabled, for hash synchronization.
[[Split portion of a mixed commit.]]
From-SVN: r50518.2
