* builtins.c (fold_builtin_constant_p): Return integer_zero_node
for complex expressions when cfun == 0.
* doc/extend.texi: Document that __builtin_constant_p can be
used in data initializers as well as functions.
* gcc.dg/bconstp-1.c: New test.
From-SVN: r44619
* config/mn10300/mn10300.h (CONDITIONAL_REGISTER_USAGE): Declare
variable I locally, instead of expecting a declaration in the
calling context.
From-SVN: r44617
* except.c (collect_one_action_chain): Add an explicit cleanup
action if regions surrounding a catch were encoded entirely
within the call-site entry.
* g++.dg/eh/filter1.C, g++.dg/eh/filter2.C: New tests.
From-SVN: r44616
* gthr-dce.h (__GTHREAD_MUTEX_INIT_FUNCTION and
__GTHREAD_MUTEX_INIT_DEFAULT): New macros for mutex initialization.
(__gthread_key_delete): Remove code for __PTHREAD_LIBRARY_VERSION_1 >= 1
(__gthread_mutex_init_function): New function for mutex initialization.
From-SVN: r44614
* config/m68hc11/t-m68hc11-gas (T_CPPFLAGS): Add _ctor and _dtor.
* config/m68hc11/larith.asm (_exit): Split in several sub-sections
merged by linker script to get a final _exit().
(__do_global_dtors): New for destructor handling in specific exit
section.
(__do_global_ctors): New for constructors in specific install section.
(__map_data_section): Map data sections before running constructors.
* config/m68hc11/m68hc11.h (INT_ASM_OP): Define to use .word.
(CTORS_SECTION_ASM_OP): Define to put in readonly section.
(DTORS_SECTION_ASM_OP): Likewise.
(CTORS_SECTION_FUNCTION): Define to force a reference to
__do_global_ctors.
(DTORS_SECTION_FUNCTION): Likewise for __do_global_dtors.
From-SVN: r44611
2001-08-03 Daniel Berlin <dan@cgsoftware.com>
* ChangeLog: Fix date on previous ChangeLog entry for GCSE.
* Makefile.in: Add df.h to gcse.c dependencies.
From-SVN: r44610
* varasm.c (output_constant_def_contents): Use for the length of a
string constant either its TREE_STRING_LENGTH or its int_size_in_bytes
depending on which is larger.
From-SVN: r44604
2001-07-16 Daniel Berlin <dan@cgsoftware.com>
* gcse.c: Include df.h for use as a dataflow analyzer.
Remove regvec.
Declaration of reg_set_info: gone.
New df_analyzer variable used by store motion.
(reg_set_info): Deleted.
(mark_mem_regs): New function, analyze regs used by a mem.
(store_ops_ok): Use dataflow analyzer results to determine if
necessary regs are changed in the block.
(find_moveable_store): Remove check for symbol ref, we can handle
much more complex expressions now.
(compute_store_table): Remove most of the code, it's unnecessary
now that the dataflow analyzer records the info for us.
(store_killed_after): Add parameter to say whether to do the
store_ops_okay test, used to speed up testing when we already know
the answer, and just want to know if the store itself was killed.
(build_store_vector): Largely rewritten to calculate the various
vectors properly, and somewhat optimized.
(store_motion): Init the df_analyzer, get REG_DEF chains.
Also handle trapping expressions (since mems almost always trap)
(simple_mem): Redefine what a simple mem is.
From-SVN: r44603
* mkdeps.c (deps_add_default_target): Make local variable
``start'' a const char pointer.
* dwarf2out.c (compute_section_prefix): Localize use of ``p''.
From-SVN: r44600
* doc/install.texi (Configuration): Fix markup.
(Specific, i?86-*-udk): Likewise.
(Specific, alpha*-dec-osf*): Warn against --with-gnu-as,
--with-gnu-ld.
Document --enable-threads and --enable-libgcj status.
(Specific, mips-sgi-irix*): Canonicalize triples.
(Specific, mips-sgi-irix5): Warn about problems with this config.
Mention required GNU as patch.
Native assembler problems are fixed.
(Specific, mips-sgi-irix6): Update O32 ABI support status.
Document --enable-threads and --enable-libgcj status.
From-SVN: r44599
2001-08-02 Alexandre Petit-Bianco <apbianco@redhat.com>
* java-tree.h (all_class_filename): New macro.
(enum java_tree_index): New enum `JTI_ALL_CLASS_FILENAME.'
(BUILD_FILENAME_IDENTIFIER_NODE): Fixed leading comment. Link
newly created IDENTIFIER_NODE to `all_class_filename.'
(http://gcc.gnu.org/ml/gcc-patches/2001-08/msg00093.html)
Proxima Estacion Esperanza
From-SVN: r44588
* java/io/RandomAccessFile.java (seek): Let seek go past end of
file.
(skipBytes): Don't fail if seeking past end of file.
* java/io/FileInputStream.java (skip): Don't fail if seeking past
end of file.
* java/io/natFileDescriptorWin32.cc (seek): Handle `eof_trunc'
argument.
* java/io/natFileDescriptorEcos.cc (seek): Handle `eof_trunc'
argument.
* java/io/natFileDescriptorPosix.cc (seek): Handle `eof_trunc'
argument.
* java/io/FileDescriptor.java (seek): Added `eof_trunc' argument.
From-SVN: r44586
* line-map.c: New.
* line-map.h: New.
* Makefile.in (line-map.o): New.
(LIBCPP_OBJS, LIBCPP_DEPS): Update.
* c-lex.c (cb_file_change): Update for new cpp_file_change structure.
* cpperror.c (print_containing_files): Similarly.
(print_location): Update. Don't output a space before _Pragma.
* cppfiles.c (stack_include_file): Set to line 1 immediately.
(stack_include_filee, cpp_make_system_header): Update.
(_cpp_execute_include): Get logical line number right for calling
as-yet-unterminated #include.
* cpphash.h (struct cpp_reader): Add line_maps.
(_cpp_do_file_change): Update.
* cppinit.c (cpp_create_reader): Initialize line maps.
(cpp_destroy): Destroy line maps.
(cpp_start_read): Get logical line number right.
* cpplex.c (parse_string): Only warn once for multi-line strings.
Use boolean variable for null warning.
* cpplib.c (_cpp_handle_directive): End the directive if it isn't
already.
(do_include_common): End the directive early.
(do_line): Don't warn about out-of-range lines in preprocessed
source. Update. Remove unused variables.
(_cpp_do_file_change): Update for new line mapping.
(pragma_cb): New typedef.
(cpp_register_pragma): Stop looking ahead before calling the
handler. Clean up.
(do_pragma_system_header): End directive early.
(cpp_get_line_maps): New.
(cpp_pop_buffer): Fudge logical line. Update.
* cpplib.h: Include line-map.h
(enum cpp_fc_reason): Remove.
(struct cpp_file_change): Update.
(cpp_get_line_maps): New.
* cppmain.c (struct_printer): New member map.
(cb_file_change): Update for new mappings.
* fix-header.c (cb_file_change): Similarly.
testsuite:
* gcc.dg/cpp/19951025-1.c: Update.
From-SVN: r44584
2001-08-02 Martin Kahlert <martin.kahlert@infineon.com>
* jni.cc (JNI_CreateJavaVM): Call _Jv_JNI_Init in order
to initialize global_ref_table/local_ref_table.
From-SVN: r44583
2001-08-02 David Billinghurst <David.Billinghurst>
* configure: Rebuilt.
* configure.in: POSIX threads on cygwin does not link with
-lpthreads.
From-SVN: r44574
* regclass.c (call_really_used_regs): Conditionally define.
(init_reg_sets_1): Don't use it if not defined.
(fix_register): Similarly, don't set it.
From-SVN: r44567
* config/darwin.c (machopic_stub_name): Try matching by name.
(update_stubs): New function.
(darwin_encode_section_info): Call it and update_non_lazy_ptrs
unconditionally.
From-SVN: r44562
2001-08-01 Andrew MacLeod <amacleod@redhat.com>
* regclass.c (call_really_used_regs): New array for registers which
are actually used by a call.
(init_reg_sets_1): Initialize regs_invalidated_by_call with the
new array.
(fix_register): Set call_really_used too.
* config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): Initialize.
* doc/tm.texi (CALL_REALLY_USED_REGISTERS): Document.
From-SVN: r44558
