2007-01-27 Andreas Tobler <a.tobler@schweiz.org>
PR libgcj/30513
* configure.host: Add forgottten sysdep_dir to sparc. Add a flag to
libgcj_flags to undefine 'sun' at compile time.
* sysdep/sparc/locks.h (read_barrier): New functions for 32 and 64 bit
Sparc.
(write_barrier): Likewise.
From-SVN: r121239
2006-09-21 Sandro Tolaini <tolaini@libero.it>
* configure.ac: Don't use darwin-signal.h as signal handler for
Darwin/i386.
* configure.host: Enable Darwin/i386 as a supported host, with no
signal unwinding.
From-SVN: r117127
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
* configure.host: Add -fno-omit-frame-pointer to libgcj_flags for
MinGW since EBP is used for backtracking through call frames on this
platform.
From-SVN: r112708
* configure.host (disable_dladdr): Remove variable and its
documentation.
* configure.ac: Do not test for disable_dladdr.
* configure: Regenerate.
From-SVN: r110137
PR target/23602
* toplev.c (process_options): Warn about unsupported combinations
of unwind tables and omit-frame-pointer.
* config/i386/i386.c (override_options): Similarly. Enable
accumulate-outgoing-args if not explicitly disabled.
testsuite/
* g++.dg/eh/omit-frame-pointer.C: Remove i?86 specific options.
* g++.dg/eh/omit-frame-pointer2.C: Likewise.
libjava/
* configure.host (i?86-*): Set -fomit-frame-pointer in libgcj_flags,
but not BACKTRACESPEC.
(x86_64-*): Similarly. Don't set -ffloat-store in 64-bit mode.
From-SVN: r105009
* configure.ac (BACKTRACESPEC): Remove definition, but continue to
AC_SUBST definition from configure.host.
* configure.host: Don't use -fno-omit-frame-pointer. Set BACKTRACESPEC
to -fomit-frame-pointer on 32-bit x86 targets.
From-SVN: r100469
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
* src/mips/o32.S (ffi_call_O32, ffi_closure_O32): Use jalr instead
of jal. Use an absolute encoding for the frame information.
* configure.host: Enable the interpreter for mips*-*-linux*.
From-SVN: r91116
gcc/ChangeLog:
* config/s390/s390.md ("udivsi3"): Ensure trap is generated
for division by zero.
("umodsi3"): Likewise.
libjava/ChangeLog:
* configure.host (DIVIDESPEC) [s390*-*-*]: Set to
-fno-use-divide-subroutine.
* include/s390-signal.h: Include <ucontext.h> and <limits.h>.
(HANDLE_FPE): Define.
(SIGNAL_HANDLER): Change third argument to ucontext_t *.
(struct old_s390_kernel_sigaction): Likewise for k_sa_handler.
(HANDLE_DIVIDE_OVERFLOW): Define.
From-SVN: r84683
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
2004-06-28 Geoffrey Keating <geoffk@apple.com>
Andreas Tobler <a.tobler@schweiz.ch>
PR 15813
* dwarf2out.c (reg_save): Output DW_CFA_same_value when a
register is saved in itself.
(initial_return_save): If the return address is a register,
it's already there, don't bother to mention it in the CFI.
(struct queued_reg_save): Add field saved_reg.
(struct reg_saved_in_data): New.
(regs_saved_in_regs): New.
(num_regs_saved_in_regs): New.
(queue_reg_save): Add extra parameter to specify register saved
in register. Remove duplicate entries from queue. Add comment
for function.
(flush_queued_reg_saves): Handle registers saved in registers.
Update regs_saved_in_regs. Add comment for function.
(clobbers_queued_reg_save): Add comment for function. Allow
for regs_saved_in_regs.
(reg_saved_in): New.
(dwarf2out_frame_debug_expr): Handle saving registers in other
registers.
(dwarf2out_frame_debug): Reset regs_saved_in_regs.
* unwind-dw2.c (execute_cfa_program): Correct handling of
DW_CFA_same_value. Add FIXME comment about incorrect implementation
of DW_CFA_restore_extended.
* config/rs6000/rs6000.c (rs6000_emit_prologue): Let
dwarf2out_frame_debug_expr see instructions that save registers
in other registers or save those other registers in memory.
* unwind-dw2.c (DWARF_FRAME_REGISTERS): Move to unwind-dw2.h.
(_Unwind_FrameState): Likewise.
* unwind-dw2.h: New.
* Makefile.in (LIB2ADDEHDEP): Add unwind-dw2.h.
* config/rs6000/darwin-fallback.c: New file.
* config/rs6000/darwin.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
* config/rs6000/t-darwin (LIB2FUNCS_EXTRA): Add darwin-fallback.o.
Index: gcc/testsuite/ChangeLog
2004-06-26 Geoffrey Keating <geoffk@apple.com>
Andreas Tobler <a.tobler@schweiz.ch>
* gcc.dg/cleanup-10.c: Run on all Linux platforms and powerpc-darwin.
Use SA_RESETHAND rather than SA_ONESHOT. Trap SIGBUS as well
as SIGSEGV.
* gcc.dg/cleanup-11.c: Likewise.
* gcc.dg/cleanup-8.c: Likewise.
* gcc.dg/cleanup-9.c: Likewise.
* gcc.dg/cleanup-5.c: Run on all platforms.
Index: libjava/ChangeLog
2004-06-26 Geoffrey Keating <geoffk@apple.com>
Andreas Tobler <a.tobler@schweiz.ch>
* configure.host (powerpc-*-darwin*): New case, define
can_unwind_signal.
* configure.in (*-*-darwin*): New case, point to darwin-signal.h.
* configure: Regenerate.
* include/darwin-signal.h: New.
Co-Authored-By: Andreas Tobler <a.tobler@schweiz.ch>
From-SVN: r83953
* config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
[!__powerpc64__]: Corrected to handle kernels with changed ucontext.
* include/powerpc-signal.h: Add #ifndef __powerpc64__ around the
header. For __powerpc64__ provide the default-signal.h definitions
for now.
* include/x86_64-signal.h [!__x86_64__]: Include java-signal-aux.h
instead of the dummy definitions.
* configure.host (x86_64-*): Remove CHECKREFSPEC, add DIVIDESPEC.
(powerpc64*-*): Remove with_libffi_default.
Only add -mminimal-toc for 64-bit compilations.
* configure.in: Use powerpc-signal.h on powerpc64 as well.
(x86_64-*-linux*): Set SIGNAL_HANDLER_AUX.
Link SIGNAL_HANDLER_AUX to include/java-signal-aux.h.
* configure: Rebuilt.
From-SVN: r76437
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
2003-07-26 Ranjit Mathew <rmathew@hotmail.com>
* configure.host: Use -fcheck-references and
-fuse-divide-subroutine for MinGW until we fix
win32_exception_handler( ) in win32.cc w.r.t. Win32
Structured Exception Handling (SEH).
From-SVN: r69843
* configure.host (*-linux*): Don't set slow_pthread_self if primary
installed libpthread is either linuxthreads with floating stacks or
NPTL.
From-SVN: r65628
* configure.host [s390*-linux*]: Set can_unwind_signal=yes.
* configure.in [s390*-*-linux*]: Do not define HAVE_BACKTRACE.
Set SIGNAL_HANDLER=include/s390-linux.h.
* configure: Regenerate.
* include/s390-linux.h: New file.
From-SVN: r54012
Andreas Tobler
Sandro Tolaini
Petr Salinger
Jakub Jelinek
David Daney
John David Anglin
Andreas Tobler
Andrew Haley
Ranjit Mathew
Richard Henderson
Rainer Orth
Bryce McKinlay
Kaz Kojima
Tom Tromey
Richard Sandiford
Ulrich Weigand
Randolph Chung
Andreas Tobler
Geoffrey Keating
Jan Hubicka
Michael Koch
Tom Tromey
Ranjit Mathew
Jeff Sturm
Andrew Haley
Andrew Haley
Zack Weinberg
Richard Earnshaw
Alan Modra
Bo Thorsen
Bryce McKinlay