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* global.c (global_conflicts): Prevent allocation of call clobbered
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index f779ed3..93af039 100644 (file)
+2003-04-14  Douglas B Rupp  <rupp@gnat.com>
+
+       * ifcvt.c (noce_process_if_block): Fail on BLKmode move.
+
+2003-04-14  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
+
+       * stor-layout.c (layout_type, case ARRAY_TYPE): Add missing code to
+       handle "superflat arrays" in Ada.
+
+       * integrate.c (expand_inline_function): Don't inline if would
+       lose /u on a BLKmode TARGET.
+
+2003-04-14  Joel Brobecker  <brobecker@gnat.com>
+
+        * dwarf2out.c (gen_compile_unit_die): Emit DW_LANG_Ada95 instead
+        of DW_LANG_Ada83 for Ada units.
+
+2003-04-14  Olivier Hainque <hainque@act-europe.fr>
+
+       * global.c (global_conflicts): Prevent allocation of call clobbered
+       hard regs to pseudos live across abnormal edges, as later passes are
+       not ready to handle them.
+
+        * fold-const.c (fold): Reorder tests for conditional expressions.
+
+        * expr.c (highest_pow2_factor): Return unsigned.
+        * expr.h (offset_address): Likewise.
+        * emit-rtl.c (offset_address): POW2 argument now unsigned.
+        
+2003-04-14  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (expand_builtin_strlen):  Evaluate the lengths of
+       string literals at compile-time.
+
+2003-04-14  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold):  Transform (c1 - x) cmp c2, where cmp is a
+       comparison operation and c1/c2 are floating point constants into
+       x swap(cmp) (c1 - c2).
+
+2003-04-14  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * genautomata.c (output_translate_vect): Fix a typo in loop
+       condition.
+
+2003-04-14  Hans-Peter Nilsson  <hp@axis.com>
+
+       PR target/10377
+       * config/cris/cris.md ("*mov_sideqi", "*mov_sidehi")
+       ("*mov_sidesi", "*mov_sideqi_mem", "*mov_sidehi_mem")
+       ("*mov_sidesi_mem", "*clear_sidesi", "*clear_sidehi")
+       ("*clear_sideqi", "*ext_sideqihi", "*ext_sideqisi")
+       ("*ext_sidehisi", "*op_sideqi", "*op_sidehi", "*op_sidesi")
+       ("*op_swap_sideqi", "*op_swap_sidehi", "*op_swap_sidesi")
+       ("*extopqihi_side", "*extopqisi_side", "*extophisi_side")
+       ("*extopqihi_swap_side", "*extopqisi_swap_side")
+       ("*extophisi_swap_side", 8th, 9th, 10th, 11th, 14th peepholes):
+       When next to constraint R, replace constraint i with n.
+
+Mon Apr 14 16:18:37 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+       PR opt/10024
+       * cfgrtl.c (force_nonfallthru_and_redirect): Use unchecked_make_edge.
+
+2003-04-14  Kriang Lerdsuwanakij  <lerdsuwa@users.sourceforge.net>
+
+       * doc/contrib.texi (Contributors): Correct my entry.
+
+2003-04-13  Roger Sayle  <roger@eyesopen.com>
+
+       * tree.h (DECL_BUILT_IN_NONANSI): Remove.
+       * c-common.c (builtin_function_2): Don't set DECL_BUILT_IN_NONANSI.
+       * c-decl.c (duplicate_decls): Use invariant DECL_BUILT_IN_NONANSI
+       implies DECL_BUILT_IN to simplify logic.
+       * print-tree.c (print_node): Don't dump DECL_BUILT_IN_NONANSI.
+
+2003-04-13  Roger Sayle  <roger@eyesopen.com>
+
+       * builtin-types.def (BT_FN_STRING_CONST_STRING): New builtin type.
+       (BT_FN_PTR_SIZE_SIZE): Likewise.
+       * builtins.def (BUILT_IN_MALLOC, BUILT_IN_CALLOC, BUILT_IN_STRDUP):
+       New built-in functions for malloc, calloc and strdup respectively.
+       * calls.c (special_function_p): No need to handle malloc-like
+       functions any longer.  ECF_MALLOC is set via built-in attributes.
+
+       * c-decl.c (duplicate_decls): Preserve pure and malloc attributes.
+
+       * doc/extend.texi: Document these new built-in functions.
+
+2003-04-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>
+
+       * builtins.c (expand_builtin_memcpy): Add `endp' argument, use it.
+       (expand_builtin_stpcpy): New.
+       (expand_builtin): Add BUILT_IN_MEMPCPY & BUILT_IN_STPCPY.
+       * builtins.def: Add mempcpy & stpcpy support.
+       * doc/extend.texi (mempcpy, stpcpy): Document new builtins.
+
+2003-04-13  Nick Clifton  <nickc@redhat.com>
+
+       * config/rs6000/rs6000.c: Replace occurrences of "GNU CC" with
+       "GCC".
+       * config/rs6000/40x.md, config/rs6000/603.md,
+       config/rs6000/6xx.md, config/rs6000/7450.md, config/rs6000/7xx.md,
+       config/rs6000/8540.md, config/rs6000/aix.h, config/rs6000/aix31.h,
+       config/rs6000/aix3newas.h, config/rs6000/aix41.h,
+       config/rs6000/aix43.h, config/rs6000/aix51.h,
+       config/rs6000/aix52.h, config/rs6000/altivec-defs.h,
+       config/rs6000/altivec.h, config/rs6000/altivec.md,
+       config/rs6000/beos.h, config/rs6000/darwin.h,
+       config/rs6000/eabi.h, config/rs6000/eabialtivec.h,
+       config/rs6000/eabisim.h, config/rs6000/eabispe.h,
+       config/rs6000/freebsd.h, config/rs6000/gnu.h,
+       config/rs6000/host-darwin.c, config/rs6000/linux.h,
+       config/rs6000/linux64.h, config/rs6000/linuxaltivec.h,
+       config/rs6000/lynx.h, config/rs6000/mach.h, config/rs6000/mpc.md,
+       config/rs6000/netbsd.h, config/rs6000/power4.md,
+       config/rs6000/rios1.md, config/rs6000/rios2.md,
+       config/rs6000/rs6000-c.c, config/rs6000/rs6000-modes.def,
+       config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
+       config/rs6000/rs6000.h, config/rs6000/rs6000.md,
+       config/rs6000/rs64.md, config/rs6000/rtems.h, config/rs6000/spe.h,
+       config/rs6000/spe.md, config/rs6000/sysv4.h,
+       config/rs6000/sysv4le.h, config/rs6000/vxworks.h,
+       config/rs6000/windiss.h, config/rs6000/xcoff.h: Likewise.       
+
+2003-04-13  Nick Clifton  <nickc@redhat.com>
+
+       * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Delete
+       support for -mcall-aix switch.
+       * config/rs6000/eabiaix.h: Delete.
+       * config/rs6000/rs6000.h (rs6000_abi): Remove ABI_AIX_NODESC.
+       (RS6000_REG_SAVE, RS6000_SAVE_AREA, FP_ARGS_MAX_REG,
+       RETURN_ADDRESS_OFFSET): Remove use of ABI_AIX_NODESC.
+       * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Likewise.
+       * config/rs6000/rs6000.c (print_operand, rs6000_stack_info,
+       debug_stack_info, output_function_profiler,
+       rs6000_trampoline_size, rs6000_initialise_trampoline): Likewise.
+       * config/rs6000/rs6000.md (call, call_value, call_nonlocal_sysv,
+       call_indirect_nonlocal_sysv, call_value_indirect_nonlocal_sysv,
+       call_value_nonlocal_sysv, sibcall_value_nonlocal_sysv,
+       sibcall_nonlocal_sysv, sibcall_value_local64): Likewise.
+       * config/rs6000/t-ppcgas (MULTILIB_OPTIONS): Remove mcall-aix
+       multilibs.
+       (MULTILIB_DIRNAMES): Remove mcall-aix directories.
+       (MULTILIB_EXCEPTIONS): Delete.
+       (MULTILIB_MATCHES): Remove mcall-aix matches.
+
+       * doc/fragments.texi: Replace -mcall-aix example with an ARM
+       one.
+       * doc/install.texi: Delete powerpc-*-eabiaix target.
+       * doc/invoke.texi: Remove documentation of mcall-aix switch.
+       * doc/tm.texi: Remove mcall-aix from example CPP_SPEC.
+       * config.gcc: Delete powerpc-*-eabiaix target.
+
+2003-04-13  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * doc/invoke.texi: Fix typos.
+       * doc/tm.texi: Likewise.
+
+2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-typeck.c (digest_init, push_init_level): Use CONSTRUCTOR_ELTS.
+
+2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * tree.c (build_constructor): New function.
+       * tree.h: Prototype it.
+
+       * c-typeck.c (build_c_cast, pop_init_level)
+       * profile.c (build_function_info_value, build_gcov_info_value)
+       (create_profiler):
+       Use build_constructor.
+
+       * builtins.c (expand_builtin_args_info): Remove #if 0 blocks.
+
+       * objc/objc-act.c (build_constructor):
+       Rename objc_build_constructor. Use build_constructor.
+       (build_objc_string_object, objc_add_static_instance)
+       (init_def_list, init_objc_symtab, init_module_descriptor)
+       (generate_static_references, build_selector_translation_table)
+       (build_descriptor_table_initializer, generate_descriptor_table)
+       (build_protocol_initializer, build_ivar_list_initializer)
+       (generate_ivars_list, build_dispatch_table_initializer)
+       (generate_dispatch_table, generate_protocol_list)
+       (build_category_initializer, build_shared_structure_initializer):
+       Update to match.
+
+2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * intl.h: #define gcc_gettext_width to strlen when !ENABLE_NLS.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11-protos.h
+       (m68hc11_eq_compare_operator): Declare
+       * config/m68hc11/m68hc11.h (PREDICATE_CODES): Register new predicate.
+       * config/m68hc11/m68hc11.c (m68hc11_eq_compare_operator): New predicate
+       (d_register_operand): Check the operand mode.
+       (hard_addr_reg_operand): Likewise.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md ("decrement_and_branch_until_zero"): New
+       pattern for dbcc/ibcc generation for 68HC12.
+       ("doloop_end"): New pattern.
+       ("m68hc12_dbcc_dec_hi"): New pattern for dbeq/dbne.
+       ("m68hc12_dbcc_inc_hi"): New pattern for ibeq/ibne.
+       ("m68hc12_dbcc_dec_qi"): New pattern.
+       ("m68hc12_dbcc_inc_qi"): New pattern.
+       (split): Add split for the above when we can't use dbcc/ibcc due to
+       reloading.
+       (peephole2): Add peephole2 to generate the above when possible.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md ("bitcmpqi" split): No need to test the
+       mode of operand 0.
+       (peephole2 optimize const load): Likewise for operand 2.
+       ("*rotlhi3_with_carry"): Change pattern to a const 1 rotate which
+       clobbers CC_REGNUM.
+       ("*rotrhi3_with_carry"): Likewise.
+       (ashift:DI 1 split): Update pattern to create the above rotate.
+       (lshiftrt:DI 1 split): Likewise.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.md (SOFT_Z_REGNUM): New constant.
+       ("tstqi_z_used" split): Use it.
+       ("cmphi_z_used"): Likewise.
+       ("bitcmpqi_z_used"): Likewise; also use SP_REGNUM constant.
+       ("cmpqi_z_used"): Likewise.
+
+2003-04-12  Mark Mitchell  <mark@codesourcery.com>
+
+       PR c++/7910
+       * config/i386/winnt.c (i386_pe_mark_dllimport): Fix thinko.
+
+2003-04-12  Zack Weinberg  <zack@codesourcery.com>
+
+       * configure.in: Check for wchar.h, mbstowcs, and wcswidth.
+       * configure, config.in: Regenerate.
+       * intl.c (gcc_gettext_width): New function.
+       * intl.h: Prototype it.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/m68hc11.h (TARGET_SWITCHES): Fix -mnominmax option;
+       recognize -mnorelax.
+       (reg_class): Add Z_OR_S_REGS to represent soft registers with Z
+       (REG_CLASS_NAMES): Add its name.
+       (REG_CLASS_CONTENTS): Define its content.
+
+2003-04-12  Stephane Carrez  <stcarrez@nerim.fr>
+
+       * config/m68hc11/larith.asm (memcpy): Use ARG macro to access stack
+       parameters so that offsets are valid for far definition.
+       (__mulsi3): Likewise and use ret to return.
+       (___adddi3, ___subdi3, ___notdi2, ): Don't use it to save the result.
+
+2003-04-12  David Edelsohn  <edelsohn@gnu.org>
+
+       * config/rs6000/rs6000.c (rs6000_hash_constant): Skip '0' fields.
+
+2003-04-12  Alexandre Oliva  <aoliva@redhat.com>
+
+       * mklibgcc.in (libgcc-stage-start): For every multilib  directory
+       containing a libgcc.a, move lib* to the corresponding stage dir.
+
+       * Makefile.in (stage1-start, stage2-start, stage3-start,
+       stage4-start): Move $(SPECS) to specs in stage dir.
+       (unstage1 unstage2 unstage3 unstage4): Move specs in stage dir
+       back as $(SPECS).
+
+       * mklibgcc.in (libgcc-stage-start): Move into the stage directory
+       object files from the non-libgcc/ multilib directories as well.
+
+2003-04-11  Geoffrey Keating  <geoffk@apple.com>
+
+       * profile.c (read_counts_file): Initialise 'checksum'.
+
+       * emit-rtl.c (gen_rtx): Really correct typo.
+
+       PR c++/9393
+       * doc/invoke.texi (Debugging Options): Document -frandom-seed.
+       * configure.in: Check for gettimeofday.
+       * tree.c (flag_random_seed): Define.
+       (default_flag_random_seed): New.
+       (append_random_chars): Use flag_random_seed rather than trying
+       to acquire randomness here.
+       * tree.h (default_flag_random_seed): Declare.
+       * toplev.c (display_help): Add -frandom-seed and -fstack-limit-*
+       descriptions.
+       (decode_f_option): Handle -frandom-seed.
+       (print_switch_values): Call default_flag_random_seed.
+       * flags.h (flag_random_seed): Declare.
+       * configure: Regenerate.
+       * config.in: Regenerate.
+       * config/alpha/t-crtfm: Use -frandom-seed.
+
+       * doc/extend.texi (Empty Structures): New.
+
+       * c-pch.c: Include flags.h.  Add comments to routines.
+       (struct c_pch_validity): New.
+       (get_ident): Update PCH file version number.
+       (pch_init): Output current debugging type.
+       (c_common_valid_pch): Check debugging type.
+       * Makefile.in (c-pch.o): Update dependencies.
+       * flags.h (debug_type_names): Declare.
+       * toplev.c (debug_type_names): Move out of decode_g_option.
+
+2003-04-11  Eric Christopher  <echristo@redhat.com>
+
+       * emit-rtl.c (gen_rtx): Fix typos.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       * emit-rtl.c (gen_rtx): Zero '0' fields.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       PR c++/10202
+       * expr.c (expand_expr): Use COMPLETE_OR_UNBOUND_ARRAY_TYPE_P
+       not COMPLETE_TYPE_P for re-invoking layout_decl.
+
+2003-04-11  Simon Law  <sfllaw@engmail.uwaterloo.ca>
+
+       * doc/bugreport.texi: Fix paragraph breaking between sections
+       in preparation for TeXinfo's paragraph indentation fixes.
+       * doc/extend.texi: Ditto.
+       * doc/invoke.texi: Ditto.
+       * doc/objc.texi: Ditto.
+       * doc/gcov.texi: Wrap 'gcov' in @command{}.
+       * doc/invoke.texi (Darwin Options): Add a preamble.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       * config/i386/i386.c (tls_model_chars): Remove.
+       (ix86_encode_section_info, ix86_strip_name_encoding): Remove.
+       (local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
+       (tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
+       (tls_symbolic_operand_1): Likewise.
+       (legitimate_pic_address_disp_p): Use SYMBOL_REF_LOCAL_P.
+       * config/i386/i386.h (TARGET_ENCODE_SECTION_INFO): Remove.
+       (TARGET_STRIP_NAME_ENCODING, ASM_OUTPUT_LABELREF): Remove.
+       * config/i386/winnt.c (i386_pe_encode_section_info): Replace
+       bits "copied from i386.h" with default_encode_section_info.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       * rtl.def (SYMBOL_REF): Add two 0 fields.
+       * gengtype.c (adjust_field_rtx_def): Handle them.
+       * print-rtl.c (print_rtx): Print them.
+       * rtl.h (SYMBOL_REF_DECL, SYMBOL_REF_FLAGS): New.
+       (SYMBOL_FLAG_FUNCTION, SYMBOL_REF_FUNCTION_P): New.
+       (SYMBOL_FLAG_LOCAL, SYMBOL_REF_LOCAL_P): New.
+       (SYMBOL_FLAG_SMALL, SYMBOL_REF_SMALL_P): New.
+       (SYMBOL_FLAG_TLS_SHIFT, SYMBOL_REF_TLS_MODEL): New.
+       (SYMBOL_FLAG_EXTERNAL, SYMBOL_REF_EXTERNAL_P): New.
+       (SYMBOL_FLAG_MACH_DEP): New.
+       * optabs.c (init_one_libfunc): Zap fake SYMBOL_REF_DECL.
+       * varasm.c (make_decl_rtl): Set SYMBOL_REF_DECL.
+       (assemble_static_space): Set SYMBOL_REF_FLAGS.
+       (assemble_trampoline_template): Likewise.
+       (output_constant_def, force_const_mem): Likewise.
+       (default_encode_section_info): New.
+       * output.h: Declare it.
+       * target-def.h (TARGET_ENCODE_SECTION_INFO): Use it.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       * libfuncs.h (LTI_setbits, LTI_gcov_flush, LTI_gcov_init): New.
+       (setbits_libfunc, gcov_flush_libfunc, gcov_init_libfunc): New.
+       * optabs.c (init_optabs): Initialize them.
+       (init_libfuncs): Use init_one_libfunc.
+       * calls.c (expand_call): Use gcov_flush_libfunc.
+       * expr.c (store_constructor): Use setbits_libfunc.
+       * function.c (expand_main_function): Use init_one_libfunc.
+       * profile.c (create_profiler): Use gcov_init_libfunc and DECL_RTL.
+
+2003-04-11  Mark Mitchell  <mark@codesourcery.com>
+
+       * doc/c-tree.texi (Functions): Remove DECL_REAL_CONTEXT
+       documentation; add DECL_FRIEND_CONTEXT.
+
+2003-04-11  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
+
+       * doc/install.texi (hppa): Update links for HP-UX patches.  Revise
+       notes on linker selection and configuration for 64-bit HP-UX port.
+       * doc/invoke.texi (hppa): Remove hppa text from description for
+       -ffunction-sections and -fdata-sections.  Document -static, -nolibdld
+       and -threads options.
+
+       * pa-hpux10.h (LIB_SPEC): Add link options to resolve dependency of
+       libc.a on libdld.sl when -static is specified and -nolibdld is not
+       specified.
+       * pa64-hpux.h (LIB_SPEC): Likewise.
+       * pa-hpux11.h (LIB_SPEC): Likewise.
+       (LINK_SPEC): Add __gcc_plt_call as an undefined symbol when -shared
+       is not specified.
+
+2003-04-11  Zack Weinberg  <zack@codesourcery.com>
+
+       * config/darwin-c.c (darwin_pragma_unused): Use lookup_name,
+       not IDENTIFIER_LOCAL_VALUE.
+
+2003-04-11  Richard Henderson  <rth@redhat.com>
+
+       PR c/10201
+       * expr.c (expand_expr): Move DECL_RTL frobbing ...
+       * stor-layout.c (layout_decl): ... here.
+
+2003-04-11  James A. Morrison <ja2morri@uwaterloo.ca>
+
+       * doc/invoke.texi: Eliminate extra white-space caused by
+       @gccoptlist{ on its own line.
+       * doc/invoke.texi: Ensured there are two spaces between each option.
+       * doc/invoke.texi: Re-wrapped option lines that were too wide.
+       Added @gol to options that didn't have them.
+
+2003-04-11  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * Makefile.in (loop-init.o): Do not depend on gcov-io.h,
+       gcov-iov.h.
+
+       Simplify interface to gcov reading and writing.
+       * gcov-io.h (gcov_file, gcov_position, gcov_length, gcov_buffer,
+       gcov_alloc, gcov_modified, gcov_errored): Move into ...
+       (struct gcov_var gcov_var): ... this static structure.
+       (gcov_write_unsigned, gcov_write_counter, gcov_write_string):
+       Return void.
+       (gcov_read_unsigned, gcov_read_couter, gcov_read_string): Return
+       read object.
+       (gcov_read_bytes, gcov_write_bytes): Set error flag on error.
+       (gcov_reserve_length): Remove.
+       (gcov_write_tag): New.
+       (gcov_write_length): Adjust.
+       (gcov_read_summary, gcov_write_summary): Adjust.
+       (gcov_eof, gcov_ok): Rename to ...
+       (gcov_is_eof, gcov_is_error): ... here. Return error code.
+       (gcov_save_position, gcov_resync): Rename to ...
+       (gcov_position, gcov_seek): ... here.
+       (gcov_skip, gcov_skip_string): Remove.
+       (gcov_error): Remove.
+       (gcov_open, gcov_close): Adjust.
+       * gcov.c (find_source): Take const char *, copy it on allocation.
+       (read_graph_file): Adjust.
+       (read_count_file): Adjust.
+       * libgcov.c (gcov_exit): Adjust.
+       * gcov-dump.c (tag_function, tag_blocks, tag_arcs, tag_lines,
+       tag_arc_counts, tag_summary): Return void. Adjust.
+       (struct tag_format): Adjust proc member.
+       (dump_file): Adjust gcov calls.
+
+2003-04-11  Alexandre Oliva  <aoliva@redhat.com>
+
+       * Makefile.in (fixinc.sh): Pass BUILD_LIBERTY as LIBERTY to
+       mkfixinc.sh.
+       * fixinc/mkfixinc.sh (defs): Add LIBERTY.
+       * configure.in (STMP_FIXINC, STMP_FIXPROTO): Don't disable on
+       build != host sysrooted builds.
+       * configure.in (SYSTEM_HEADER_DIR): Make sure it contains
+       TARGET_SYSTEM_ROOT even on sysrooted natives.
+       * configure: Rebuilt.
+
+2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-decl.c (struct binding_level): Add shadowed_tags and
+       function_body; remove this_block, tag_transparent, and
+       subblocks_tag_transparent; update comments.
+       (clear_binding_level, lookup_tag_reverse): Kill.
+       (make_binding_level): Use ggc_alloc_cleared or memset.
+       (lookup_tag): Remove struct binding_level* parameter.  All
+       callers changed. Just look at IDENTIFIER_TAG_VALUE, and
+       current_binding_level->tags if asked for thislevel_only or if
+       we might have to diagnose "struct foo; union foo;"
+       (pushlevel): Ignore argument.  Do not push another binding
+       level on the transition from the parameters to the top level
+       of the function body; just tweak the flags and proceed.
+       (poplevel): Overhaul.  Clear IDENTIFIER_TAG_VALUEs; on exiting
+       a function body, separate the parameter list from the
+       top-level local variables.
+       (set_block): Do nothing.
+       (pushtag): Set IDENTIFIER_TAG_VALUE and add an entry to
+       shadowed_tags if necessary.
+       (warn_if_shadowing): Nuke the special case for local shadowing
+       parameter.
+       (pushdecl): Do not create a shadow entry if we are replacing
+       an older decl in the same binding level.
+       (pushdecl_function_level): Tweak for new way of indicating
+       function scope.
+       (shadow_tag_warned): Use TYPE_NAME, not lookup_tag_reverse.
+       (start_function): Don't set subblocks_tag_transparent.
+       (finish_function): Fix up the binding_level stack for totally
+       empty functions.  Otherwise, don't call poplevel.
+
+       * c-common.c (shadow_warning): MANDATORY argument is no longer
+       necessary.  Always use plain warning.
+       * c-common.h: Update to match.
+
+       * cfglayout.c (scope_to_insns_initialize): Clear block when we
+       hit the FUNCTION_DECL.
+       * function.c: Do not create cyclic tree structure.
+
+2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * c-tree.h (struct lang_identifier): Replace global_value,
+       local_value members with symbol_value, tag_value.  Kill
+       implicit_decl and limbo_value.
+       (IDENTIFIER_GLOBAL_VALUE, IDENTIFIER_LOCAL_VALUE,
+       IDENTIFIER_LIMBO_VALUE, IDENTIFIER_IMPLICIT_DECL,
+       C_MISSING_PROTOTYPE_WARNED): Kill.
+       (IDENTIFIER_SYMBOL_VALUE, IDENTIFIER_TAG_VALUE,
+       C_DECL_IMPLICIT, C_DECL_ISNT_PROTOTYPE): New.
+       (C_DECL_ANTICIPATED): Rename to C_DECL_INVISIBLE.
+       (implicit_decl_warning, lookup_name_current_level,
+       record_function_scope_shadow): Don't prototype.
+       (pushdecl_function_level): Prototype.
+
+       * c-decl.c (truly_local_externals): New variable.
+       (struct binding_level): Adjust commentary.
+       (get_function_binding_level, clear_limbo_values,
+       record_function_scope_shadow): Kill.
+       (lookup_name_current_level, implicit_decl_warning): Are now static.
+       (any_external_decl, record_external_decl): New static functions.
+       (clone_underlying type): Split out of pushdecl.
+       (c_print_identifier): Update to match changes to struct
+       lang_identifier.
+       (poplevel): Delete #if 0 block.  Make externals invisible
+       instead of clearing their IDENTIFIER_SYMBOL_VALUEs.  Don't
+       call clear_limbo_values.  Refer to IDENTIFIER_SYMBOL_VALUE not
+       IDENTIFIER_GLOBAL_VALUE or IDENTIFIER_LOCAL_VALUE.
+       (duplicate-decls): For real parm decl after a forward decl,
+       set TREE_ASM_WRITTEN here.  Allow void foo(...) followed by
+       foo(...) { } with only a warning.  Say whether a previous
+       declaration was implicit.
+       (warn_if_shadowing): Now handles all shadowing, not just
+       local-over-local.  Clarify comments.
+       (pushdecl): Rewritten.  There is no longer a distinction
+       between global and local symbol values; they're all
+       IDENTIFIER_SYMBOL_VALUE.  Call record_external_decl on all
+       DECL_EXTERNAL decls, and use any_external_decl to check
+       against previous externals.  Kill #if 0 blocks.  Don't
+       tolerate error_mark_node being NULL.
+       (pushdecl_top_level): Handle only those cases which
+       Objective C (the only user) needs.
+       (pushdecl_function_level): New function.
+       (implicitly_declare): Create ordinary decls with
+       C_DECL_IMPLICIT set.  Recycle old decls, however they got
+       created.
+       (lookup_name): It's always IDENTIFIER_SYMBOL_VALUE. Return 0
+       for C_DECL_INVISIBLE symbols.
+       (lookup_name_current_level): Likewise.  Use chain_member.
+       (c_make_fname_decl): Don't muck with DECL_CONTEXT.
+       Use pushdecl_function_level.
+       (builtin_function): Use C_DECL_INVISIBLE.
+       (start_function): Don't muck with IDENTIFIER_IMPLICIT_DECL.
+       Use C_DECL_ISNT_PROTOTYPE and C_DECL_IMPLICIT.
+       (store_parm_decls): It's IDENTIFIER_SYMBOL_VALUE now.
+       (identifier_global_value): Same.  Must scan
+       global_binding_level in extremis.
+
+       * c-typeck.c (undeclared_variable): New static function, split
+       from build_external_ref.
+       (build_external_ref): Use DECL_CONTEXT, not
+       IDENTIFIER_LOCAL_VALUE, to decide whether a local hides
+       an instance variable.  Restructure for clarity.
+       * objc/objc-act.c: Use identifier_global_value, not
+       IDENTIFIER_GLOBAL_VALUE.
+
+2003-04-08  Jonathan Wakely  <redi@gcc.gnu.org>
+
+       * doc/extend.texi (Template Instantiation): Refer to ISO standard,
+       not Working Paper.
+       * doc/invoke.texi (C++ Dialect Options): Same.
+
+2003-04-10  Zack Weinberg  <zack@codesourcery.com>
+
+       * tree.c (tree_operand_check_failed): New function.
+       * tree.h (TREE_OPERAND_CHECK, TREE_OPERAND_CHECK_CODE,
+       TREE_RTL_OPERAND_CHECK): New checking macros.
+       (TREE_OPERAND, SAVE_EXPR_CONTEXT, SAVE_EXPR_RTL,
+       RTL_EXPR_SEQUENCE, RTL_EXPR_RTL, WITH_CLEANUP_EXPR_RTL,
+       CONSTRUCTOR_ELTS, LABELED_BLOCK_LABEL, LABELED_BLOCK_BODY,
+       EXIT_BLOCK_RETURN, LOOP_EXPR_BODY, EXPR_WFL_NODE,
+       EXPR_WFL_FILENAME_NODE, EXPR_WFL_FILENAME, TARGET_EXPR_SLOT,
+       TARGET_EXPR_INITIAL, TARGET_EXPR_CLEANUP): Use the new
+       checking macros.
+
+Thu Apr 10 23:52:30 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+       PR inline-asm/8803
+       * function.c (instantate_virtual_regs):  Verify that all ASM statements
+       match after the virutal regs instantiation.
+
+2003-04-10  Steve Ellcey  <sje@cup.hp.com>
+
+       * ia64-protos.h (addp4_optimize_ok): New.
+       * ia64.c (addp4_optimize_ok): New.
+       * ia64.md (*ptr_extend_plus_1): Use addp4_optimize_ok.
+       (*ptr_extend_plus_2): Ditto.
+
+2003-04-10  Steve Ellcey  <sje@cup.hp.com>
+
+       * expr.c (expand_assignment): Extend offset_rtx with convert_to_mode
+       not with convert_memory_address.
+       (store_constructor): Ditto, and same for copy_size_rtx.
+       (expand_expr): Ditto.
+
+2003-04-10  Douglas B Rupp  <rupp@gnat.com>
+
+       * config/i386/i386.c (ix86_ms_bitfield_layout_p): Fix formatting.
+
+2003-04-10  Bob Wilson  <bob.wilson@acm.org>
+
+       * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Flush data cache
+       even if it is configured to be write-through.
+
+2003-04-10  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * config/s390/s390.c (larl_operand): Do not allow symbols
+       marked with '@'.
+       (s390_encode_section_info): Mark symbols with forced 1-byte
+       alignment with '@'.
+       (s390_strip_name_encoding): Strip '@'.
+       (legitimize_pic_address): Handle symbols that are not valid
+       LARL operands in 64-bit mode.
+
+2003-04-10  Andrew Haley  <aph@redhat.com>
+
+       * tree-inline.c (inlinable_function_p): Disable inlining for
+       synchronized methods.
+
+2003-04-09  Steven Bosscher  <steven@gcc.gnu.org>
+
+       * c-common.h (lang_statement_code_p): Remove declaration.
+       (statement_code_p): Ditto.
+       (c_common_stmt_codes): Define; list of c-common statement codes.
+       (statement_code_p): New extern declaration.
+       (STATEMENT_CODE_P): Define.
+       (INIT_STATEMENT_CODES): Define.
+       * c-common.c (statement_code_p): Kill the function, declare
+       as an array of bools instead.
+       (lang_statement_code_p): Remove.
+       (walk_stmt_tree): Use STATEMENT_CODE_P not statement_code_p.
+       (c_safe_from_p): Ditto.
+       * c-objc-common.c (c_objc_common_init): Use INIT_STATEMENT_CODES
+       to initialize the statement_code_p array.
+       * tree-inline.c (walk_tree): Use STATEMENT_CODE_P instead of
+       statement_code_p.
+       (copy_tree_r): Ditto.
+       * cp/cp-tree.h (cp_stmt_codes): Define; list of C++ specific
+       statement tree codes.
+       * cp/lex.c (cxx_init): Add missing print line break.  Use
+       INIT_STATEMENT_CODES to initialize the statement_code_p array.
+       * cp/parser.c (cp_parser_statement): Use STATEMENT_CODE_P
+       instead of statement_code_p.
+       * cp/pt.c (tsubst_expr): Ditto.
+       * cp/tree.c (verify_stmt_tree_r): Ditto.
+       (cp_statement_code_p): Remove.
+       (init_tree): Don't set lang_statement_code_p, it's gone.
+
+2003-04-09  Dan Nicolaescu  <dann@ics.uci.edu>
+           Zack Weinberg  <zack@codesourcery.com>
+
+       * regrename.c (struct du_chain): Use a bitfield for reg_class.
+       * cse.c (struct qty_table_elem, struct table_elt, struct set):
+       Use bitfields for fields holding enum rtx_code or
+       enum machine_mode values.  Add comments explaining size choices.
+
+2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
+
+       * config/fp-bit.c (unpack_d): Handle pair of doubles with
+       different signs correctly.
+
+2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * sched-deps.c (reg_pending_barrier_mode): New enumeration.
+       (reg_pending_barrier): Make it of the enumeration type.
+       (sched_analyze_2): Define the barrier as MOVE_BARRIER or
+       TRUE_BARRIER.
+       (sched_analyze): Ditto.
+       (sched_analyze_insn): Ditto.  Use anti-dependencies for
+       MOVE_BARRIER and true-dependencies as TRUE_BARRIER.
+       (init_deps_global): Initialize the barrier as NO_BARRIER.
+
+2003-04-09  Vladimir Makarov  <vmakarov@redhat.com>
+
+       * config/ia64/ia64.c (issue_nops_and_insn): Add new parameter.
+       Check that asm insn starts on a new cycle.  Add nops after asm
+       insn to end bundle.
+       (bundling): Move insn type evaluation from the loop.  Call
+       issue_nops_and_insn with the new parameter.  Ignore changing
+       position for nops after asm insn.
+
+2003-04-09  Alexandre Oliva  <aoliva@redhat.com>
+
+       * optabs.c: Comment that gen_add2_insn and others may actually
+       return emitted insns, if the gen functions turn out to return
+       emitted insns.
+       * reload1.c (reload_cse_move2add): Cope with emitted insns from
+       gen_add2_insn.
+
+2003-04-09  Richard Henderson  <rth@redhat.com>
+
+       * config/ia64/ia64.c (move_operand): Allow symbolic_operand,
+       but not tls_symbolic_operand.
+       (ia64_expand_load_address): Remove scratch operand.
+       (ia64_expand_tls_address): Split out from ia64_expand_move.
+       (ia64_expand_move): Split symbolics only after reload.
+       (ia64_emit_cond_move): New.
+       * config/ia64/ia64-protos.h: Update.
+       * config/ia64/ia64.md (movsi_symbolic, movdi_symbolic): Remove.
+       (symbolic splitter): Accept SImode operands too.
+       (cmove splitter): Use ia64_emit_cond_move.
+
+2003-04-09  Nick Clifton  <nickc@redhat.com>
+
+       * doc/install.texi: Note that ARM toolchains need binutils 2.13 or
+       newer.
+       * config/arm/elf.h (SUBTARGET_ASM_FLOAT_SPEC): Pass -mfpu=softfpa
+       instead of -mno-fpu.
+       * config/arm/semi.h (ASM_SPEC): Likewise.
+       * config/arm/xscale-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Likewise,
+       but only if -msoft-float is specified pass.  Otherwise pass
+       -mfpu=softvfp.
+
+2003-04-09  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * function.c (purge_addressof): Use free_INSN_LIST_node instead of
+       free_EXPR_LIST_node.
+
+2003-04-08  Roger Sayle  <roger@eyesopen.com>
+
+       * fold-const.c (fold):  Use "fold" following build in more places.
+       Optimize sqrt(x)*sqrt(x) as x, pow(x,y)*pow(z,y) as pow(x*z,y),
+       pow(x,y)*pow(x,z) as pow(x,y+z) and x/pow(y,z) as x*pow(y,-z).
+
+2003-04-08  Roger Sayle  <roger@eyesopen.com>
+
+       * builtins.c (fold_builtin):  Constant fold expressions as x*0.5
+       instead of x/2.0.  Optimize sqrt(pow(x,y)) as pow(x,y*0.5),
+       log(pow(x,y)) as y*log(x), pow(exp(x),y) as exp(x*y),
+       pow(sqrt(x),y) as pow(x,y*0.5) and pow(pow(x,y),z) as pow(x,y*z).
+       Delete function scope "fcode" variable to avoid shadowing.
+
+2003-04-08  Kevin Buettner  <kevinb@redhat.com>
+
+       * dwarf2out.c (DWARF_ARANGES_HEADER_SIZE, DWARF_ARANGES_PAD_SIZE):
+       Take into account DWARF_INITIAL_LENGTH_SIZE.
+
+2003-04-08  Hans-Peter Nilsson  <hp@axis.com>
+
+       * reorg.c (fill_slots_from_thread): When considering changing the
+       insn following a reg-to-reg copy insn to use the source reg of the
+       copy, bail out if there's overlap between the registers.
+
+2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * function.c (postponed_insns): New.
+       (purge_addressof_1): Postpone processing of insns if addressofs
+       are not put into stack.
+       (purge_addressof): Process postponed insns.
+
+2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * sh.h (NORMAL_MODE): If interrupt handler and TARGET_FMOVD,
+       this is FP_MODE_DOUBLE .
+       * sh.c (ra.h): #include.
+       (push_regs): Add second parameter.  Changed all callers.
+       If necessary, set fpscr before saving floating point registers.
+       (calc_live_regs): If interrupt handler and TARGET_FMOVD, always
+       do saves / restores with SZ == 1.
+       (sh_expand_prologue): If interrupt handler, don't use gen_toggle_sz.
+       (sh_expand_epilogue): Likewise.  For TARGET_FMOVD, if floating point
+       registers are being restored, restore FPSCR only after restoring them.
+
+2003-04-08  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_init_builtins): Set opaque types
+       regardless of architecture.
+       (spe_init_builtins): Change V2SI and V2SF types to opaque types.
+
+2003-04-08  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * sh.c (push_regs, calc_live_regs): Return int.  Take single
+       HARD_REG_SET * parameter.  Changed all callers.
+
+Tue Apr  8 11:12:07 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+       * i386.c (legitimate_pic_address_disp_p): Do not accept PLUS in the
+       GOTOFF operand.
+       (legitimize_pic_address): Move plus outside the unspec.
+       * i386.c (legitimate_constant_p):  Check (CONST (PLUS (UNSPEC ...
+       for validity.
+
+2003-04-08  Nathan Sidwell  <nathan@codesourcery.com>
+
+       * gcov-io.h (gcov_save_position): Remove __inline__ from
+       declaration.
+
+2003-04-07  Matt Kraai  <kraai@alumni.cmu.edu>
+
+       * doc/install.texi: Use @command and @samp for single- and
+       multi-word commands respectively.
+       * doc/makefile.texi: Likewise.
+       * doc/sourcebuild.texi: Likewise.
+
+2003-04-07  Christian Ehrhardt  <ehrhardt@mathematik.uni-ulm.de>
+           Richard Henderson  <rth@redhat.com>
+
+       PR c/9516
+       * expr.c (safe_from_p): Rearrange to avoid deep recursion in
+       favour of looping and tail recursion for TREE_LIST and binops.
+
+2003-04-08  Zdenek Dvorak  <rakdver@atrey.karlin.mff.cuni.cz>
+
+       * loop.h (REGNO_FIRST_LUID, REGNO_LAST_LUID): Provide defaults
+       for insns without luid.
+
+2003-04-07  Glen Nakamura  <glen@imodulo.com>
+
+       PR opt/8634
+       * explow.c (maybe_set_unchanging): Don't flag non-static const
+       aggregate type initializers with RTX_UNCHANGING_P.
+
+2003-04-07  Richard Henderson  <rth@redhat.com>
+
+       PR opt/8634
+       * function.c (purge_addressof_1): Don't try arithmetics for
+       unchanging memories.
+
+2003-04-07  Janis Johnson  <janis187@us.ibm.com>
+
+       * doc/sourcebuild.texi (Test Suites): Document testing support for
+       gcov and profile-directed optimizations; describe gcc.misc-tests.
+
+Mon Apr  7 22:19:59 CEST 2003  Jan Hubicka  <jh@suse.cz>
+
+       PR target/10077
+       * i386.md (movsi_1, movsi_nointerunit_1):  Fix SSEMOV alternative.
+
+2003-04-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
+
+       * doc/rtl.texi (Comparison operations): Update to
+       record the allowed comparison modes.
+
+2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
+
+       * config/rs6000/rs6000.c (rs6000_common_init_builtins): Rename all
+       V2SI_type_node to opaque_V2SI_type_node.  Rename all
+       V2SF_type_node to opaque_V2SF_type_node.
+       (rs6000_init_builtins): Define opaque_V2SI_type_node and
+       opaque_V2SF_type_node.
+       (is_ev64_opaque_type): The types opaque_V2SI_type_node and
+       opaque_V2SF_type_node are opaque types.
+
+2003-04-07  J"orn Rennecke <joern.rennecke@superh.com>
+
+       * gcse.c (replace_store_insn): Use single_set.
+
+2003-04-07  Nathan Sidwell  <nathan@codesourcery.com>
+
+       Change gcov file interface to single file at a time.
+       * gcov-io.h: Replace IN_LIBGCC1 with IN_LIBGCOV. Use IN_GCOV.
+       Convert to C89 prototypes.
+       (gcov_file, gcov_length, gcov_position, gcov_buffer, gcov_alloc,
+       gcov_error, gcov_modified): New static variables.
+       (gcov_open, gcov_close, gcov_read_bytes, gcov_write_bytes): New
+       functions.
+       (gcov_write_unsigned, gcov_write_counter, gcov_write_string,
+       gcov_read_unsigned, gcov_read_counter, gcov_read_string): Adjust.
+       (gcov_read_summary, gcov_write_summary): Adjust.
+       (gcov_save_position, gcov_reserve_length, gcov_write_length):
+       Adjust.
+       (gcov_resync, gcov_skip, gcov_skip_string): Adjust.
+       (da_file_open, da_file_close, da_file_eof, da_file_error): Remove.
+       (da_file_position, da_file_seek, da_file_write, da_file_read):
+       Remove.
+       (gcov_error, gcov_eof, gcov_ok, gcov_time): New functions.
+       * gcov.c (gcov_type): Don't typedef here.
+       (IN_GCOV): #define
+       (read_graph_file, read_count_file): Adjust.
+       * gcov-dump.c (gcov_type): Don't typedef here.
+       (IN_GCOV): #define.
+       (tag_function, tag_blocks, tag_arcs, tag_lines, tag_arc_counts):
+       Remove FILE parameter, adjust.
+       (struct tag_format): Adjust proc member.
+       (dump_file): Adjust.
+       * libgcov.c (IN_LIBGCOV): #define.
+       (gcov_exit): Adjust.
+       * loop-init.c: Don't #include gcov-io.h
+       * profile.c (struct counts_entry): New structure to hold counter
+       values.
+       (struct section_reference, struct da_index_entry): Remove.
+       (bbg_file, da_file): Remove.
+       (htab_counts_index_hash, htab_counts_index_eq,
+       htab_counts_index_del): Replace with ...
+       (htab_counts_entry_hash, htab_counts_entry_eq,
+       htab_counts_entry_del): ... these.
+       (cleanup_counts_index, index_counts_file): Remove.
+       (read_counts_file): New function.
+       (get_exec_counts): Adjust.
+       (compute_branch_probabilities): Don't free the exec counts here.
+       (branch_prob): Adjust.
+       (init_branch_prob): Adjust.
+       (end_branch_prob): Adjust.
+
 2003-04-07  Aldy Hernandez  <aldyh@redhat.com>
 
-        * doc/invoke.texi (RS/6000 and PowerPC Options): Document
-        -mfloat-gprs.
+       * doc/invoke.texi (RS/6000 and PowerPC Options): Document
+       -mfloat-gprs.
 
-        * config/rs6000/rs6000.c: Delete rs6000_fprs.
-        Declare rs6000_float_gprs.
-        Declare rs6000_float_gprs_string.
-        (rs6000_parse_float_gprs_option): New.
-        (rs6000_override_options): Genericize rs6000_parse_* calls to use
-        rs6000_parse_yes_no_option.
-        Change check for cpu=8540, to use TARGET_E500.
-        (rs6000_parse_isel_option): Delete.
-        (rs6000_parse_spe_option): Delete.
-        (rs6000_parse_vrsave_option): Delete.
+       * config/rs6000/rs6000.c: Delete rs6000_fprs.
+       Declare rs6000_float_gprs.
+       Declare rs6000_float_gprs_string.
+       (rs6000_parse_float_gprs_option): New.
+       (rs6000_override_options): Genericize rs6000_parse_* calls to use
+       rs6000_parse_yes_no_option.
+       Change check for cpu=8540, to use TARGET_E500.
+       (rs6000_parse_isel_option): Delete.
+       (rs6000_parse_spe_option): Delete.
+       (rs6000_parse_vrsave_option): Delete.
 
-        * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
-        Define rs6000_float_gprs_string.
-        (TARGET_OPTIONS): Add rs6000_float_gprs option.
+       * config/rs6000/rs6000.h: Rename rs6000_fprs to rs6000_float_gprs.
+       Define rs6000_float_gprs_string.
+       (TARGET_OPTIONS): Add rs6000_float_gprs option.
 
-        * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
+       * config/rs6000/eabi.h (TARGET_FPRS): Change to use rs6000_float_gprs.
 
-        * config/rs6000/eabispe.h: Set rs6000_float_gprs.
+       * config/rs6000/eabispe.h: Set rs6000_float_gprs.
 
 Mon Apr  7 14:36:24 CEST 2003  Jan Hubicka  <jh@suse.cz>
 
@@ -221,7 +1128,7 @@ Mon Apr  7 14:36:24 CEST 2003  Jan Hubicka  <jh@suse.cz>
        handle_pch.
        (c_common_write_pch): Call handle_pch.
        (c_common_read_pch): Don't call start_source_file,
-       or end_source_file.     
+       or end_source_file.
 
 Fri Apr  4 17:43:52 2003  Olivier Hainque <hainque@act-europe.fr>
 
@@ -266,7 +1173,7 @@ Fri Apr  4 15:58:52 2003  J"orn Rennecke <joern.rennecke@superh.com>
        * sh.c (fpscr_set_from_mem): Use ACTUAL_NORMAL_MODE.
 
 2003-04-04  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>
-       
+
        * doc/contrib.texi (Contributors): Add entries for Wolfgang
        Bangerth, DJ Delorie, Christian Ehrhardt, Christopher Faylor,
        Nathanael Nerode, Diego Novillo, Hartmut Penner, Volker Reichelt,
@@ -346,7 +1253,7 @@ Thu Apr  3 22:27:40 CEST 2003  Jan Hubicka  <jh@suse.cz>
        (dwarf2out_source_line): Don't do anything if line==0.
 
        * stor-layout.c (do_type_align): New fn, split out from...
-       (layout_decl): ...here.  Do all alignment calculations for 
+       (layout_decl): ...here.  Do all alignment calculations for
        FIELD_DECLs here.
        (update_alignment_for_field): Not here.
        (start_record_layout, debug_rli): Remove unpadded_align.
@@ -420,7 +1327,7 @@ Thu Apr  3 00:31:21 CEST 2003  Jan Hubicka  <jh@suse.cz>
 Thu Apr  3 00:18:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
 
        * i386.c (override_options):  Disable red zone by default on i386.
-       (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):  
+       (compute_frame_layout, ix86_force_to_memory, ix86_free_from_memory):
        Do not test TARGET_64BIT together with TARGET_RED_ZONE
 
 2003-04-02  Kazu Hirata  <kazu@cs.umass.edu>
@@ -462,7 +1369,7 @@ Thu Apr  3 00:18:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
        Remove additional cycle in the reservation before retirement.
        (ppc8540_mfcr, ppc8540_mtcrf, ppc8540_mtjmpr): Add missed
        reservation of ppc8540_issue.
-       
+
 2003-04-02  Andreas Schwab  <schwab@suse.de>
 
        * real.c (decode_ieee_single): Fix decoding of SNaN bit.
@@ -509,7 +1416,7 @@ Thu Apr  3 00:18:49 CEST 2003  Jan Hubicka  <jh@suse.cz>
 2003-04-01  Roger Sayle  <roger@eyesopen.com>
 
        PR fortran/9974
-       * gcse.c (reg_killed_on_egde): New function to test whether the
+       * gcse.c (reg_killed_on_edge): New function to test whether the
        given reg is overwritten by any instruction queued on an edge.
        (bypass_block): Ignore substitutions killed on incoming edges.
        Don't bypass outgoing edges that have queued instructions.
@@ -1520,7 +2427,7 @@ Mon Mar 24 20:03:03 CET 2003  Jan Hubicka  <jh@suse.cz>
        operands in case MULT_EXPR of 2003-02-16 patch.
 
 2003-03-20  Daniel Berlin  <dberlin@dberlin.org>
-       Merge changes from new-regalloc-branch 
+       Merge changes from new-regalloc-branch
 
        From Michael Matz  <matz@suse.de>
        * df.c (df_ref_record_1): Move init of loc to safe point.