+2001-05-24 Philip Blundell <philb@gnu.org>
+
+ * config/arm/arm.c (output_return_instruction): Correctly handle
+ interworking and interrupt functions.
+
+2001-05-24 Philip Blundell <philb@gnu.org>
+
+ * config/arm/arm.h (TARGET_SWITCHES): Correct misleading help for
+ -m{no-}sched-prolog. Fix typos and improve formatting.
+
+2001-05-24 Philip Blundell <philb@gnu.org>
+
+ * invoke.texi (ARM Options): Improve wording slightly. Add
+ documentation for more options, including those for Thumb mode.
+ Don't mention options that don't exist or are unimplemented.
+ (Thumb Options): Delete; merged into above section.
+
+2001-05-24 Geoff Keating <geoffk@redhat.com>
+
+ * config/rs6000/linux.h (SIGNAL_FRAMESIZE): Define.
+ (MD_FALLBACK_FRAME_STATE_FOR): Use it.
+
+Thu May 24 19:47:19 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * simplify-rtx.c (simplify_subreg): Fix CONCAT simplification;
+ fix hard register simplification.
+
+Thu May 24 00:15:17 2001 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * sparc/sol2.h (CPLUSPLUS_CPP_SPEC): Add all of CPP_SPEC instead
+ of just copying CPP_CPU_SPEC.
+
+Thu May 24 15:56:48 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (incdec_operand): Accept only 1 and -1.
+
+2001-05-23 Kelley Cook <kelley.cook@home.com>
+
+ * Makefile.in: Move many of the *_H definitions eariler in the
+ file, so that rules in t-* files that use them for
+ dependencies will work in a parallel build.
+ * config/i386/t-cygwin (winnt.o): Depend on $(CONFIG_H).
+
+2001-05-23 Richard Henderson <rth@redhat.com>
+
+ * integrate.c (expand_inline_function): Handle CONCAT DECL_RESULT.
+
+2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * cpp.texi: Update for handling of charconsts.
+ * cpplex.c (maybe_read_ucs): Don't accept D800-DFFF. Update
+ diagnostics. Skip to the end if the UCS is too short.
+ (cpp_interpret_charconst): Long charconsts issue a warning
+ not an error.
+
+2001-05-23 Richard Henderson <rth@redhat.com>
+
+ * doc/install.texi (alpha-linux): Require binutils 2.11.
+
+2001-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.c (read_escape, read_ucs): Delete.
+ (lex_string): Use cpp_parse_escape.
+ * cpplex.c (read_ucs): Rename maybe_read_ucs. Do nothing
+ if not C++ or not C99. Warn if traditional.
+ (parse_escape): Rename cpp_parse_escape. Make the bitmask
+ unsigned. Warn for out-of-range escape sequences here.
+ Update to use maybe_read_ucs.
+ (cpp_interpret_charconst): Don't warn here.
+ * cpplib.h (cpp_parse_escape): New exported function.
+
+2001-05-23 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * extend.texi (Attribute Syntax): Clarify application of
+ attributes to parameters declared as functions or arrays.
+
+2001-05-23 Jason Merrill <jason_merrill@redhat.com>
+
+ * dbxout.c (dbxout_type_methods): Do still group methods by name.
+
+2001-05-23 Zack Weinberg <zackw@stanford.edu>
+
+ * diagnostic.c (vnotice): Kill.
+ (fnotice): Call vfprintf directly.
+ (diagnostic_for_decl, output_do_verbatim, output_verbatim,
+ verbatim, set_diagnostic_context): Rename string argument to
+ indicate that it is run through gettext.
+ (vbuild_message_string, build_message_string, output_do_printf):
+ Rename string argument to indicate that it is NOT run through
+ gettext.
+ (output_printf, diagnostic_for_decl, fatal_io_error, sorry,
+ output_do_verbatim, set_diagnostic_context, fnotice, _fatal_insn):
+ Run msgid argument through gettext.
+ (default_print_error_function): Run constant strings through
+ gettext when nothing else will.
+ (fatal_error, internal_error, error_recursion): Use fnotice.
+ Present complete sentences to gettext.
+
+2001-05-23 Mark Mitchell <mark@codesourcery.com>
+
+ * jump.c (mark_jump_label): Fix thinko in 2001-05-19 change.
+
+2001-05-23 Richard Henderson <rth@redhat.com>
+
+ * function.c (expand_function_start): Always use a pseudo
+ for the function result value.
+
+2001-05-22 Richard Henderson <rth@redhat.com>
+
+ * config/mips/iris6.h (EH_FRAME_SECTION_ASM_OP): Give the
+ section pointer alignment.
+
+ * doc/install.texi (alpha-linux): Require binutils >= 2.10.
+
+ * unwind-dw2-fde.c (__deregister_frame_info): Stringize use
+ of __USER_LABEL_PREFIX__.
+
+2001-05-22 Richard Henderson <rth@redhat.com>
+
+ * unwind-dw2-fde.c (__deregister_frame_info): Stubbify in favour of...
+ (__deregister_frame_info_bases): New.
+ * unwind-dw2-fde.h: Declare it.
+ * libgcc-std.ver: Export it.
+ * crtstuff.c (__do_global_dtors_aux): Call it if we would have
+ called __register_frame_info_bases.
+
+2001-05-22 Loren J. Rittle <ljrittle@acm.org>
+
+ * config/freebsd.h (FBSD_CPP_PREDEFINES): Use #endif/#if pair
+ instead of #elif (which is OK for this case but not in general).
+
+2001-05-22 Andrew MacLeod <amacleod@redhat.com>
+
+ * builtins.c (expand_builtin_longjmp): A longjmp can be a call too.
+ * config/ia64/ia64.md (nonlocal_goto): Reverse label and frame pointer
+ parameters to __ia64_nonlocal_goto. Flag as NO_RETURN.
+ * config/ia64/ia64.c (ia64_expand_epilogue): Make sure we are issuing
+ "r2" to the assembly file. Only issue allocs with non-zero parameters.
+
+2001-05-22 Loren J. Rittle <ljrittle@acm.org>
+ David O'Brien <obrien@freebsd.org>
+
+ * config/freebsd.h (LIB_SPEC): Key the exact setting to
+ configure-time options and target version of FreeBSD. Set-up
+ to match architectural change in threading support. Correctly
+ report when -pthread option is not supported by configure-time
+ options.
+ (FBSD_CPP_PREDEFINES): Move from architecture-specific files
+ and extend to encode target version number in run-time setting
+ of __FreeBSD__ macro to match the system compiler.
+ (CPP_PREDEFINES): Likewise.
+ (PREFERRED_DEBUGGING_TYPE): Change to DWARF2_DEBUG.
+
+ * config/alpha/freebsd.h (CPP_PREDEFINES): Moved to common freebsd.h.
+ * config/i386/freebsd.h (CPP_PREDEFINES): Likewise.
+
+2001-05-22 Loren J. Rittle <ljrittle@acm.org>
+ David O'Brien <obrien@freebsd.org>
+
+ * config.gcc (the unlabeled system switch statement): Add
+ generic configuration section to handle *-*-freebsd*. Also,
+ to match the system compiler, default to threading support (it
+ may be disabled with the standard --disable-threads
+ configuration-time switch).
+ (i[34567]86-*-freebsd* in machine-specific section): Use it.
+ (alpha*-*-freebsd* in machine-specific section): Likewise.
+
+ * config/freebsd3.h: New file to expose FBSD_MAJOR macro (3).
+ * config/freebsd4.h: New file to expose FBSD_MAJOR macro (4).
+ * config/freebsd5.h: New file to expose FBSD_MAJOR macro (5).
+ * config/freebsd6.h: New file to expose FBSD_MAJOR macro (6).
+ * config/freebsd-nthr.h: New file to expose FBSD_NO_THREADS macro.
+
+2001-05-22 Loren J. Rittle <ljrittle@acm.org>
+ David O'Brien <obrien@freebsd.org>
+
+ * config/t-freebsd (TARGET_LIBGCC2_CFLAGS): Add -fPIC.
+ * config/t-freebsd-thread (TARGET_LIBGCC2_CFLAGS): Add
+ -pthread instead setting macro.
+
+2001-05-22 Richard Henderson <rth@redhat.com>
+
+ * crtstuff.c (__register_frame_info_bases): Declare.
+ (frame_dummy): Use it, if CRT_GET_RFIB_TEXT or CRT_GET_RFIB_DATA.
+ (__do_global_dtors_aux, __do_global_dtors): Streamline.
+
+ * config/i386/linux.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): New.
+ (CRT_GET_RFIB_DATA): New.
+ * config/i386/sysv4.h: Likewise.
+ * config/i386/sco5.h: Likewise.
+ (ASM_PREFERRED_EH_DATA_FORMAT): New.
+
+2001-05-22 Richard Henderson <rth@redhat.com>
+
+ * rtl.c (read_string): Break out from ...
+ (read_rtx): ... here.
+
+2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * doc/install.texi (Specific): Remove a bogus and duplicate part
+ copied from the end of the document.
+
+2001-05-22 Bernd Schmidt <bernds@redhat.com>
+
+ * Makefile.in (LIBGCC_DEPS): Correct LIB1ASMSRC dependency.
+
+2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * install.texi: Remove obsolete information on SunOS as well as
+ i386-sun-sunos4, i860-intel-osf1, and powerpcle-*-solaris2*.
+ (Installing GNU CC on the Sun): Remove section.
+
+2001-05-22 Alexandre Oliva <aoliva@redhat.com>
+
+ * cppfiles.c (remove_component_p): Don't assume lstat/stat will
+ keep errno unchanged on success.
+
+2001-05-22 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-lex.c (lex_number): If pedantic and not C99, pedwarn exactly
+ once for hexadecimal floats, whether or not they contain a decimal
+ point. Don't let the setting of pedantic otherwise affect the
+ parsing of hexadecimal floats.
+
+2001-05-22 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
+
+ * README.ACORN: Remove obsolete file.
+
+2001-05-22 Jan Hubicka <jh@suse.cz>
+
+ * combine.c (gen_binary): Use swap_commutative_operands_p
+ (simplify_comparison): Likewise.
+ * expmed.c (emit_store_flag): Likewise.
+ * expr.c (compare_from_rtx): Likewise.
+ (do_compare_rtx_and_jump): Likewise.
+ * optabs.c (emit_cmp_and_jump_insn): Revert last patch; abort
+ if not emitting a branch and operands want swapping.
+
+2001-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * c-lex.c (c_lex): Just cast cpp's hashnode to gcc's one.
+ * stringpool.c: (IS_FE_IDENT, make_identifier): Delete.
+ (maybe_get_identifier): Update.
+ * tree.h (make_identifier): Delete.
+
+2001-05-21 Richard Henderson <rth@redhat.com>
+
+ * combine.c (subst): Do not substitute for a register as
+ a destination subreg/strict_low_part/zero_extract.
+
+ * combine.c (simplify_comparison): Update op1 after constant
+ extension.
+ * recog.c (const_int_operand): Accept only constants valid
+ for the given mode.
+ * genrecog.c: Update comments wrt const_int_operand.
+
+ * emit-rtl.c (init_emit_once): Zero unused memory in a
+ CONST_DOUBLE.
+
+2001-05-21 Mark Mitchell <mark@codesourcery.com>
+
+ * tree.h (type_num_arguments): Declare it.
+ * tree.c (type_num_arguments): New function.
+
+2001-05-21 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (current_funcdef_number): Move outside dwarf2
+ conditional ifdef.
+
+2001-05-21 Geoff Keating <geoffk@redhat.com>
+
+ * config/rs6000/rs6000.md (maxsf3): Use rs6000_emit_minmax.
+ (maxsf3+1): Delete.
+ (minsf3): Use rs6000_emit_minmax.
+ (minsf3+1): Generalize to handle both SMIN and SMAX. Use
+ rs6000_emit_minmax.
+ (movsfcc): Use rs6000_emit_cmove.
+ (fselsfsf4): Don't compare a CONST_INT with a floating-point value.
+ Don't generate emit_fselsfsf4.
+ (fseldfsf4): Likewise.
+ (maxdf3): Use rs6000_emit_minmax.
+ (maxdf3+1): Delete.
+ (mindf3): Use rs6000_emit_minmax.
+ (mindf3+1): Generalize to handle both SMIN and SMAX. Use
+ rs6000_emit_minmax.
+ (movdfcc): Use rs6000_emit_cmove.
+ (fseldfdf4): Don't compare a CONST_INT with a floating-point value.
+ Don't generate emit_fselsfsf4.
+ (fselsfdf4): Likewise.
+ * config/rs6000/rs6000.c (zero_fp_constant): New predicate.
+ (min_max_operator): New predicate.
+ (rs6000_emit_cmove): New function.
+ (rs6000_emit_minmax): New function.
+ * config/rs6000/rs6000-protos.h: Prototype new functions.
+ * config/rs6000/rs6000.h (PREDICATE_CODES): Add zero_fp_constant
+ and min_max_operator.
+
+ * config/rs6000/rs6000.c (output_cbranch): Handle all
+ conditional types in the switch statement.
+
+2001-05-21 Mark Mitchell <mark@codesourcery.com>
+
+ * c-decl.c (finish_decl): Don't set DECL_C_HARD_REGISTER for
+ non-register variables.
+ * extend.texi: Document that asm-specifications do not make sense
+ for non-static local variables.
+
+2001-05-21 Jason Merrill <jason_merrill@redhat.com>
+
+ * dbxout.c (MINIMAL_DEBUG, flag_minimal_debug): Lose.
+ (dbxout_type_fields): Lose minimal_debug support.
+ (dbxout_type_methods, dbxout_type): Likewise.
+
+2001-05-17 Andrew Haley <aph@redhat.com>
+
+ * config/rs6000/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
+
+2001-05-21 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (DEBUG_FRAME_SECTION): Rename from FRAME_SECTION.
+ Update all users.
+
+2001-05-20 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
+ DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_PUBNAMES_SECTION,
+ DEBUG_STR_SECTION): Rename from s/DEBUG_//. Update all users.
+ * dwarfout.c (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
+ DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION):
+ Likewise.
+ * config/mips/iris6.h (DEBUG_SFNAMES_SECTION, DEBUG_SRCINFO_SECTION,
+ DEBUG_MACINFO_SECTION, DEBUG_PUBNAMES_SECTION, DEBUG_ARANGES_SECTION,
+ DEBUG_FRAME_SECTION, DEBUG_ABBREV_SECTION): Rename as above.
+ (DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
+ * config/ia64/ia64.h (DEBUG_ABBREV_SECTION, DEBUG_ARANGES_SECTION,
+ DEBUG_PUBNAMES_SECTION): Rename as above.
+ (DEBUG_MACINFO_SECTION, DEBUG_LOC_SECTION, DEBUG_STR_SECTION): New.
+
+2001-05-20 Richard Henderson <rth@redhat.com>
+
+ * optabs.c (emit_cmp_and_jump_insns): Don't swap commutative
+ operands unless the operation is commutative.
+
+2001-05-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * fold-const.c (tree_expr_nonnegative_p): Detect more non-negative
+ cases.
+
+2001-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * extend.texi: Clarify documentation of extensions included in ISO
+ C99. Prefer C99 terminology and syntax to old GNU terminology and
+ syntax. Add more index entries. Document mixed declarations and
+ code as an extension in C89 mode. Warn about future changes to
+ semantics of inline functions. Fixes PR other/930.
+
+Sun May 20 16:39:24 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * expr.c (expand_expr, case ARRAY_REF): Don't fold constant
+ access if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
+ (expand_expr, case COMPONENT_REF): Do copy if misaligned even
+ if EXPAND_CONST_ADDRESS or EXPAND_INITIALIZER.
+
+ * stmt.c (expand_decl): Set mode, alignment, and sizes for CONST_DECL.
+
+2001-05-20 Richard Henderson <rth@redhat.com>
+
+ * sched-deps.c (sched_analyze_insn): Force volatile memory reads
+ to be output before a branch.
+
+2001-05-20 Richard Henderson <rth@redhat.com>
+
+ * Makefile.in (dwarf2asm.o): Depend on $(TREE_H).
+
+2001-05-20 Richard Henderson <rth@redhat.com>
+
+ * config/i386/att.h (ASM_SHORT, ASM_LONG): Add trailing \t.
+ (ASM_DOUBLE): Remove.
+ * config/i386/bsd.h, config/i386/sco5.h: Likewise.
+ * config/i386/sun386.h: Likewise.
+
+ * config/i386/i386.h (UNALIGNED_SHORT_ASM_OP): New.
+ (UNALIGNED_INT_ASM_OP, INT_ASM_OP): New.
+
+ * config/i386/cygwin.h (INT_ASM_OP): Remove.
+ * config/i386/freebsd-aout.h, config/i386/i386-aout.h: Likewise.
+ * config/i386/i386-coff.h, config/i386/i386-interix.h: Likewise.
+ * config/i386/netbsd.h, config/i386/openbsd.h: Likewise.
+
+ * config/i386/cygwin.h: Adjust uses of ASM_LONG for trailing \t.
+ * config/i386/djgpp.h, config/i386/i386.h: Likewise.
+ * config/i386/i386elf.h, config/i386/ptx4-i.h: Likewise.
+ * config/i386/sco5.h, config/i386/svr3gas.h: Likewise.
+ * config/i386/sysv4.h, config/i386/vsta.h: Likewise.
+ * config/i386/win32.h: Likewise.
+
+2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * invoke.texi: Add more options to summary list.
+
+2001-05-20 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * invoke.texi: Document meaning of -pedantic when -std=gnu* is
+ used. Fixes PR c/2291.
+ * gcc.1: Regenerate.
+
+2001-05-20 Stephane Carrez <Stephane.Carrez@worldnet.fr>
+
+ * config/m68hc11/m68hc11.c (m68hc11_override_options): Ignore
+ the -fpic and -fPIC options, clear flag_pic.
+
+2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * hashtable.c (calc_hash): Fix HASHSTEP definition.
+ * stringpool.c (make_identifier): No statistics here anymore.
+ * objc-act.c (steup_string_decl): Remove redundant check.
+
+2001-05-20 Neil Booth <neil@daikokuya.demon.co.uk>
+
+ * Makefile.in (OBJS, LIBCPP_OBJS, LIBCPP_DEPS,
+ cpplib.o, cpphash.o, fix-header): Update.
+ (hashtable.o): New target.
+ * c-common.h: Include cpplib.h. Define C_RID_CODE and
+ struct c_common_identifier here.
+ * c-lang.c (c_init_options): Update. Call set_identifier_size.
+ * c-lex.c (c_lex): Update.
+ * c-pragma.h: Update.
+ * c-tree.h (struct lang_identifier): Contain c_common_identifier.
+ Delete rid_code.
+ (C_RID_CODE): Delete.
+ * cpphash.c: Rewrite to use hashtable.c.
+ * cpphash.h: Update include guards.
+ (struct cpp_reader): Remove hashtab.
+ hash_ob and buffer_ob are no longer pointers. Add hash_table
+ and our_hashtable.
+ (HASHSTEP, _cpp_init_hashtable, _cpp_lookup_with_hash): Delete.
+ (_cpp_cleanup_hashtable): Rename _cpp_destroy_hashtable.
+ (_cpp_cleanup_stacks): Rename _cpp_init_directives.
+ * cppinit.c (cpp_create_reader): Update.
+ * cpplex.c (cpp_ideq, parse_identifier, cpp_output_token): Update.
+ (cpp_interpret_charconst): Eliminate warning.
+ * cpplib.c (do_pragma, do_endif, push_conditional,
+ cpp_push_buffer, cpp_pop_buffer): Update.
+ (_cpp_init_stacks): Rename cpp_init_directives.
+ (_cpp_cleanup_stacks): Remove.
+ * cpplib.h: Update include guards. Include tree-core.h and c-rid.h.
+ (cpp_hashnode, cpp_token, NODE_LEN, NODE_NAME,
+ cpp_forall_identifiers, cpp_create_reader): Update.
+ (C_RID_CODE, cpp_make_node): New.
+ (c_common_identifier): New identifier node for C front ends.
+ * cppmain.c (main): Update.
+ * fix-header.c (read_scan_file): Update.
+ * flags.h (id_clash_len): Make unsigned.
+ * ggc.h (ggc_mark_nonnull_tree): New.
+ * hashtable.c: New.
+ * hashtable.h: New.
+ * stringpool.c: Update comments and copyright. Update to use
+ hashtable.c.
+ * toplev.c (approx_sqrt): Move to hashtable.c.
+ (id_clash_len): Make unsigned.
+ * toplev.h (ident_hash): New.
+ * tree.c (gcc_obstack_init): Move to hashtable.c.
+ * tree.h: Include hashtable.h.
+ (IDENTIFIER_POINTER, IDENTIFIER_LENGTH): Update.
+ (GCC_IDENT_TO_HT_IDENT, HT_IDENT_TO_GCC_IDENT): New.
+ (struct tree_identifier): Update.
+ (make_identifier): New.
+cp:
+ * cp-tree.h (struct lang_identifier, C_RID_YYCODE): Update.
+ (C_RID_CODE): Remove.
+ * lex.c (cxx_init_options): Call set_identifier_size. Update.
+ (init_parse): Don't do it here.
+objc:
+ * objc-act.c (objc_init_options): Call set_identifier_size. Update.
+
+Sat May 19 18:23:04 2001 Richard Henderson <rth@redhat.com>
+
+ * except.c (dw2_build_landing_pads): Use word_mode, not Pmode,
+ as ncessary.
+ (expand_eh_return): Convert between word_mode and Pmode.
+ * unwind-dw2.c (extract_cie_info): Do not assume words and pointers
+ are the same size.
+ (execute_stack_op): Likewise.
+ (execute_cfa_program): Likewise.
+ (uw_frame_state_for): Likewise.
+ (uw_update_context_1): Likewise.
+ * unwind.inc (_Unwind_Reason_Code): Likewise.
+ * config/mips/mips.h (EH_RETURN_DATA_REGNO): Define.
+ (EH_RETURN_STACKADJ_RTX): Likewise.
+ * config/mips/mips.c (compute_frame_size): Make space for saving
+ EH return registers.
+ (mips_expand_epilogue): Handle EH stack adjustments.
+ * config/mips/mips.md (eh_return): New pattern.
+ (eh_set_lr_si): Likewise.
+ (eh_set_lr_di): Likewise.
+ Add splitter to perform EH return after reload.
+
+2001-05-19 Mark Mitchell <mark@codesourcery.com>
+
+ * jump.c (mark_jump_label): Tidy previous change.
+
+2001-05-19 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/genfixes: no need for two warnings
+ * fixinc/Makefile.in: open stdin for those building with a closed one.
+
+2001-05-19 Mark Mitchell <mark@codesourcery.com>
+
+ * jump.c (jump_optimize_1): Tidy.
+ (mark_jump_label): When changing the label in a LABEL_REF, change
+ update any REG_EQUAL notes as well.
+
+2001-05-19 Joseph S. Myers <jsm28@cam.ac.uk>
+
+ * c-parse.in (parm_declarator): Split into
+ parm_declarator_starttypename and parm_declarator_nostarttypename.
+ (parm_declarator_starttypename, parm_declarator_nostarttypename):
+ New. Allow parenthesised sub-declarators which don't begin with a
+ TYPENAME. Fixes PR c/166.
+
+2001-05-19 Mark Mitchell <mark@codesourcery.com>
+
+ * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): New
+ macro.
+ * tm.texi (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
+ Document it.
+ * toplev.c (main): If the target does not allow profiling without
+ a frame pointer, issue an error message.
+ * config/i386/linux.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER):
+ Define it to false.
+
+Sat May 19 07:53:42 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * recog.c (general_operand): Modify last change to allow it if reload
+ has completed.
+
+Sat May 19 10:23:54 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * recog.c (general_operand): Prohibit nonzero subreg bytes on
+ subregs containing mem.
+
+Sat May 19 09:40:45 2001 Denis Chertykov <denisc@overta.ru>
+
+ * regrename.c (regrename_optimize): frame pointer register can
+ use a few hardregs.
+
+2001-05-18 Jason Merrill <jason_merrill@redhat.com>
+
+ * README.DWARF: Move into dwarfout.c.
+
+2001-05-18 Dale Johannesen <dalej@apple.com>
+
+ * config/rs6000/rs6000.c (secondary_reload_class): Fix Darwin
+ specific misuse of r0 as a reload address.
+
+Fri May 18 22:42:04 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * combine.c (combine_simplify_rtx): Clear op0_mode if simplification
+ suceeded.
+
+Fri May 18 07:26:34 2001 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
+
+ * genrecog.c (enum decision_type): Add DT_elt_zero-wide_safe.
+ (add_to_sequence): Make that decision type.
+ (maybe_both_true_2, nodes_identical_1, factor_tests): Use it.
+ (write_switch, write_cond, debug_decision_2): Likewise.
+
+ * dbxout.c (dbxout_type): Use host_integerp and fix typo in testing
+ for INTEGER_TYPE.
+ (dbxout_symbol, case TYPE_DECL): Don't generate tag for records of
+ variable size.
+
+2001-05-18 Stan Shebs <shebs@apple.com>
+
+ * configure.in (gcc_cv_as_eh_frame): Cope with old assemblers.
+ * configure: Regenerate.
+
+2001-05-18 Per Bothner <per@bothner.com>
+
+ Changes needed for java/jvspec.c
+ * gcc.h (n_infiles, outfiles): Add declarations.
+ * gcc.c (n_infiles, outfiles): Mske no longer static.
+
+Fri May 18 10:14:42 2001 Jeffrey A Law (law@cygnus.com)
+
+ * config/pa/som.h (EXCEPTION_SECTION): Define.
+
+2001-05-18 Daniel Berlin <dan@cgsoftware.com>
+
+ * dwarf2out.c: Add dw_loc_list_ref, a reference to a location
+ list.
+ Add have_location_lists, a variable to determine whether we need a
+ .debug_loc section or not.
+ (enum dw_val_class): Add dw_val_class_loc_list.
+ (dw_val_struct): Add val_loc_list.
+ (dw_loc_list_struct): New structure, represents location lists.
+ (new_loc_list): New function, return a new location list, given
+ the range and location expression.
+ (add_loc_descr_to_loc_list): New function, add a location
+ expression to a location list, given the expression and range.
+ (output_loc_list): New function, output a location list.
+ (gen_internal_sym): Modified to take symbol prefix, so we can
+ reuse it for location list symbols.
+ (add_AT_loc_list): New function, add a location list to a DIE at
+ the named attribute.
+ (AT_loc_list): New function, return the location list reference
+ for a given attribute, if it's a location list.
+ (print_die): Handle dw_val_class_loc_list.
+ (size_of_die): Ditto.
+ (value_format): Ditto.
+ (output_die): Ditto.
+ (output_location_lists): New function, output all of the location
+ lists for a DIE and it's children.
+ (dwarf2out_finish): Call output_location_lists if we have location
+ lists.
+
+
+Fri May 18 15:39:16 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * gcse.c (try_replace_reg): First try global replace, later try to
+ simplify the expression.
+
+ * gcse.c (find_used_regs): Change calling convention; work via
+ note_uses.
+ (cprop_insn): Update call of find_used_regs; work for CALL_INSNs too.
+
+2001-05-18 Bernd Schmidt <bernds@redhat.com>
+
+ Revert
+ 2001-02-09 Nick Clifton <nickc@redhat.com>
+ * config/arm/arm.md: Change output constraint on post inc
+ load/store multiple patterns to be a read/write constraint.
+
+2001-05-18 Mark Mitchell <mark@codesourcery.com>
+
+ * basic-block.h (struct basic_block_def): Add documentation about
+ what a basic block is, and what the various fields are used for.
+ * flow.c (calculate_globlal_regs_live): Add documentation about
+ how the algorithm works, and how we know that it will terminate.
+ Check that the the inductive assumption that guarantees
+ termination actually holds.
+ (mark_used_regs): Treat conditionally set registers as used.
+ (debug_regset): Add comment.
+ * rtl.texi (cond_exec): Add documentation.
+
+ * function.c (expand_function_start): Avoid creating BLKmode
+ pseudos.
+
+2001-05-17 Mark Mitchell <mark@codesourcery.com>
+
+ * dwarf2out.c (output_comp_unit): Always output a compilation-unit
+ DIE, even if it has no children.
+ (dwarf2out_finish): Always output the line-number table, even if
+ it has no content.
+
+2001-05-18 David Edelsohn <edelsohn@gnu.org>
+
+ * rs6000.md (movsfcc,movdfcc): Remove NE case.
+
+2001-05-17 Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/fixincl.tpl: rewritten as an AutoGen version 5 template
+ * fixinc/genfixes: emit a warning if AutoGen is out of date
+
+2001-05-17 Brendan Conoboy <blc@cygnus.com>
+ Bruce Korb <bkorb@gnu.org>
+
+ * fixinc/fixincl.sh(FIXINC): accept local directory if fixincl not
+ found in fixinc directory. Facilitates binary distributions.
+
+2001-05-17 Jeffrey Oldham <oldham@codesourcery.com>
+
+ * dbxout.c (dbxout_symbol_location): For CONCAT, skip types not
+ COMPLEX_TYPE.
+
+Thu May 17 19:42:39 2001 Mark Kettenis <kettenis@wins.uva.nl>
+
+ * dwarf2out.c (modified_type_die): Equate qualified type to die.
+
+Thu May 17 23:19:46 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * integrate.c (copy_rtx_and_substitute): Use simplify_gen_subreg.
+ (simplify_subreg): Handle complex types represented as CONCAT.
+
+ * recog.c (validate_replace_rtx_1): Properly canonicalize expression
+ * rtl.h (swap_commutative_operands_p): Declare.
+ * rtlanal.c (swap_commutative_operands_p): New.
+ (operand_preference): New static function.
+
+ * combine.c (combine_simplify_rtx): Use swap_commutative_operands_p.
+ (gen_binary): Likewise.
+ * optabs.c (emit_cmp_and_jump_insns, emit_conditional_move): Likewise.
+ * simplify-rtx.c (simplify_gen_binary,
+ simplify_gen_relational): Likewise.
+
+Thu May 17 20:43:36 CEST 2001 Jan Hubicka <jh@suse.cz>
+
+ * cse.c (fold_rtx): Use simplify_subreg.
+
+ * simplify-rtx.c (simplify_replace_rtx): Use simplify_gen_subreg.
+ (simplify_gen_subreg): New.
+ (simplify_rtx): Use simplify_subreg.
+ * rtl.h (simplify_gen_subreg): Declare.
+
2001-05-17 Mark Mitchell <mark@codesourcery.com>
* doc/install.texi: Update Solaris information.
2001-05-16 Jakub Jelinek <jakub@redhat.com>
Nathan Sidwell <nathan@codesourcery.com>
- * gcc.c (give_switch): Don't write before start of string.
+ * gcc.c (give_switch): Don't write before start of string.
Always append suffix.
2001-05-16 Nathan Sidwell <nathan@codesourcery.com>
2001-04-29 Toomas Rosin <toomas at ns dot tklabor dot ee>
- * Makefile.in(stmp-fixinc): quote shell assignment values
+ * Makefile.in (stmp-fixinc): quote shell assignment values
2001-04-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
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