+Fri Apr 4 17:43:52 2003 Olivier Hainque <hainque@act-europe.fr>
+
+ * emit-rtl.c (get_mem_attrs): Adjust alignment tests determining
+ use of default attributes to agree MEM_ALIGN macro.
+
+Fri Apr 4 17:33:24 2003 Joel Brobecker <brobecker@gnat.com>
+
+ * dbxout.c (dbxout_type): When printing type index of range type
+ whose bounds are printed in octal format, print type of parent type if
+ it exists so enumerated type descriptions are not transformed
+ into unsigned types.
+
+2003-04-04 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ compute_a_shift_cc.
+ * config/h8300/h8300.c (shift_one): Update the CC status.
+ (shift_two): Likewise.
+ (output_a_shift_cc): Set cc_inline and cc_special.
+ (compute_a_shift_cc): New.
+ * config/h8300/h8300.md (shift insns): Use compute_a_shift_cc.
+
+2003-04-04 Richard Henderson <rth@redhat.com>
+
+ * cse.c (fold_rtx): Fix 03-30 change; do check insn non-null.
+
+2003-04-04 Loren James Rittle <ljrittle@acm.org>
+
+ * fixinc/inclhack.def (bsd_stdio_attrs_conflict): New.
+ * fixinc/fixincl.x: Rebuilt.
+ * fixinc/tests/base/stdio.h: Regenerated.
+
+2003-04-04 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gcov.c (accumulate_line_counts): Fix span tree merge bug.
+
+Fri Apr 4 15:58:52 2003 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.h (ACTUAL_NORMAL_MODE): New macro, broken out of
+ (NORMAL_MODE).
+ * 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,
+ Danny Smith, and Ulrich Weigand.
+ Update Kriang Lerdsuwanakij and fix a typo in Janis Johnson's
+ entry.
+
+2003-04-04 Nick Clifton <nickc@redhat.com>
+
+ * config/sparc/sol2-bi.h: Revert previous delta.
+ * config/sparc/sol2-gas-bi.h (AS_SPARC64_FLAG): Prepend -TSO
+
+2003-04-04 Nick Clifton <nickc@redhat.com>
+
+ * config/v850/v850.c (expand_prologue): Only use register save
+ helper functions if long calls are not being used.
+ Add a clobber of r11 id using long calls.
+ (pattern_is_ok_for_prologue): Account for the extra clobber.
+ (construct_save_jarl): Likewise.
+ * config/v850/v850.md (prolog pattern): Do not use this pattern
+ for v850e's.
+
+2003-04-04 Andreas Schwab <schwab@suse.de>
+
+ * stor-layout.c (layout_decl): Avoid syntax error in last change
+ when PCC_BITFIELD_TYPE_MATTERS is defined but not
+ EMPTY_FIELD_BOUNDARY.
+
+2003-04-03 Jason Merrill <jason@redhat.com>
+
+ PR c/10175
+ * jump.c (never_reached_warning): Revert patch of 2002-11-02.
+ Look backwards for a line note.
+
+2003-04-03 Neil Booth <neil@daikokuya.co.uk>
+
+ * fix-header.c (read_scan_file): Defer switch processing.
+
+2003-04-03 Matt Austern <austern@apple.com>
+
+ * cpppch.c (reset_ht): Remove.
+ (cpp_read_state): Remove loop to reset hashtable identifiers.
+ * ggc-common.c (gt_pch_save): Add call to gt_pch_fixup_stringpool
+ after pch file is written.
+ * ggc.h (gt_pch_fixup_stringpool): Declare.
+ * stringpool.c (ht_copy_and_clear): Define. Callback. Copy
+ hashnode's value to another hashtable, then clear the original.
+ (saved_ident_hash): Define.
+ (gt_pch_save_stringpool): Create saved_ident_hash, use it to
+ store definitions in ident_hash, and clear ident_hash.
+ (gt_pch_fixup_stringpool): Define. Restore definitions from
+ saved_ident_hash to ident_hash, then destroy saved_ident_hash.
+
+Thu Apr 3 22:27:40 CEST 2003 Jan Hubicka <jh@suse.cz>
+
+ * cfgrtl.c (update_bb_for_insn): Do not set block for barriers.
+
+2003-04-03 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR optimization/10157
+ * gcse.c (can_copy_p): Rename it to can_copy.
+ (can_copy_init_p): Remove.
+ (compute_can_copy): Use can_copy instead of can_copy_p.
+ (can_copy_p): New exported function. Call compute_can_copy.
+ (hash_scan_set): Use it.
+ (gcse_main): Don't call compute_can_copy.
+ (bypass_jumps): Don't call compute_can_copy.
+ * rtl.h (can_copy_p): Declare.
+ * loop.c (scan_loop): Don't move the source and add a reg-to-reg
+ copy if the mode doesn't support copy operations.
+
+2003-04-03 Jason Merrill <jason@redhat.com>
+
+ * Makefile.in (unstrap): Also remove stage_last.
+
+ * dwarf2out.c (lookup_filename): Don't check for "<internal>".
+ (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
+ FIELD_DECLs here.
+ (update_alignment_for_field): Not here.
+ (start_record_layout, debug_rli): Remove unpadded_align.
+ * tree.h (struct record_layout_info_s): Remove unpadded_align.
+ * c-decl.c (finish_enum): Don't set DECL_SIZE, DECL_ALIGN
+ or DECL_MODE on the CONST_DECLs.
+ (finish_struct): Don't mess with DECL_ALIGN.
+
+Thu Apr 3 18:57:19 CEST 2003 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (print_operand): Do not bypass output_addr_const at flag_pic.
+
+Thu Apr 3 17:08:09 2003 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * sh.c (sh_function_ok_for_sibcall): Return 0 if the current
+ function is an interrupt handler.
+
+ * sh.c (sh_expand_epilogue): Avoid clash of temp register for
+ restoring target registers with EH_RETURN_STACKADJ_RTX; use
+ multiple registers in round-robin fashion.
+
+2003-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * gengtype-lex.l (IWORD): Add CHAR_BITFIELD.
+ * system.h (CHAR_BITFIELD): New.
+
+2003-04-03 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (a peephole2): Generalize to accept GT
+ and LE.
+ (another peephole2): Likewise.
+
+2003-04-03 Nick Clifton <nickc@redhat.com>
+
+ * config/sparc/sol2-bi.h (ASM_CPU64_DEFAULT_SPEC): Add -TSO.
+ (DEF_ARCH64_SPEC): Likewise.
+
+Thu Apr 3 09:53:40 CEST 2003 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (constant_address_p): Use legitimate_constant_p.
+ (legitimate_address_p): Do not use CONSTANT_ADDRESS_P.
+
+2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300-protos.h: Add a prototype for
+ gtle_operator.
+ * config/h8300/h8300.c (gtle_operator): New.
+ * config/h8300/h8300.h (PREDICATE_CODES): Add an entry for
+ gtle_operator.
+ * config/h8300/h8300.md (a peephole2): Generalize to accept GT
+ and LE.
+
+2003-04-02 Richard Henderson <rth@redhat.com>
+
+ * libgcc-std.ver (_Unwind_GetCFA): New.
+ * unwind-dw2.c (_Unwind_GetCFA): New.
+ * unwind-libunwind.c (_Unwind_GetCFA): New.
+ * unwind-sjlj.c (_Unwind_GetCFA): New.
+ * unwind.h: Declare it.
+
+Thu Apr 3 00:31:21 CEST 2003 Jan Hubicka <jh@suse.cz>
+
+ PR inline-asm/8088
+ * i386.c (ix86_hard_regno_mode_ok): Return 0 for MMX/SSE registers
+ when MMX/SSE is not available.
+
+2003-04-02 Mike Stump <mrs@apple.com>
+
+ * doc/install.texi (Specific): Update pointers to apple.com.
+
+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):
+ Do not test TARGET_64BIT together with TARGET_RED_ZONE
+
+2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (a peephole2): Tighten the condition.
+
+2003-04-02 Richard Henderson <rth@redhat.com>
+
+ * longlong.h (umul_ppmm) [alpha]: Use __builtin_alpha_umulh.
+
+2003-04-02 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.md (a peephole2): New.
+
+2003-04-02 Richard Henderson <rth@redhat.com>
+
+ * except.c (sjlj_find_directly_reachable_regions): Recognize when
+ must-not-throw region has been deleted.
+
+2003-04-02 Richard Henderson <rth@redhat.com>
+
+ * dwarf2out.c (output_call_frame_info): Ignore fde->nothrow as an
+ optimization when flag_exceptions not enabled.
+
+2003-04-02 Vladimir Makarov <vmakarov@redhat.com>
+
+ * config/rs6000/rs6000.c
+ (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Redefine the
+ macros.
+ (rs6000_issue_rate): Add case for 8540.
+ (rs6000_use_sched_lookahead): New function.
+
+ * config/rs6000/8540.md: Rename SIU units into SU ones and MIU
+ units into MU ones.
+ (ppc8540_branch, ppc8540_cr_logical): Add one cycle in the
+ reservation before retirement.
+ (ppc8540_multiply, ppc8540_load, ppc8540_store,
+ ppc8540_simple_float, ppc8540_vector_load, ppc8540_vector_store):
+ 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.
+
+2003-04-01 Richard Henderson <rth@redhat.com>
+
+ * except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION
+ notes for nothrow calls if flag_forced_unwind_exceptions.
+ (build_post_landing_pads): Mind flag_forced_unwind_exceptions.
+ (sjlj_find_directly_reachable_regions): Likewise.
+ (reachable_handlers): Likewise.
+ (can_throw_external): Likewise.
+ (collect_one_action_chain): Record cleanups after catch-all and
+ must-not-throw if flag_forced_unwind_exceptions.
+ * flags.h (flag_forced_unwind_exceptions): Declare.
+ * toplev.c (flag_forced_unwind_exceptions): New.
+ (lang_independent_options): Add it.
+ * doc/invoke.text: Add it.
+
+2003-04-01 David Mosberger <davidm@hpl.hp.com>
+
+ * config/ia64/crti.asm: Clean up trailing whitespace.
+ Remove trailing hashes (#) from identifiers.
+
+ * config/ia64/crtn.asm: Ditto.
+
+ * config/ia64/crtend.asm: Remove trailing hashes (#) from
+ identifiers.
+ (__do_global_ctors_aux): Align to 32-byte boundary. Add unwind
+ directives. Drop explicit bundling---it just makes the code
+ harder to read. Don't save/restore gp needlessly.
+
+ * config/ia64/crtbegin.asm: Remove trailing hashes (#) from
+ identifiers (they're only needed if the identifier would clash
+ with a register name otherwise).
+ (__do_global_dtors_aux): Align to 32-byte boundary. Add unwind
+ directives. Drop explicit bundling---it just makes the code
+ harder to read.
+ (__do_jv_register_classes): Ditto.
+ (.fini_array): Remove "progbits" (newer
+ assemblers don't like wrong section-types).
+ (.init_array): Ditto.
+
+2003-04-01 Roger Sayle <roger@eyesopen.com>
+
+ PR fortran/9974
+ * gcse.c (reg_killed_on_egde): 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.
+
+2003-04-01 Alexandre Oliva <aoliva@redhat.com>
+
+ * real.h (EXP_BITS): Make room for...
+ (struct real_value): ... added canonical bit.
+ (struct real_format): Added pnan.
+ (mips_single_format, mips_double_format, mips_extended_format,
+ mips_quad_format): New.
+ * real.c: Copy p to pnan in all formats.
+ (get_canonical_qnan, get_canonical_snan): Set canonical bit.
+ (real_nan): Use pnan to compute significand's shift.
+ (real_identical): Disregard significand in canonical
+ NaNs.
+ (real_hash): Likewise. Take signalling into account.
+ (encode_ieee_single, encode_ieee_double, encode_ieee_quad):
+ Disregard significand bits in canonical NaNs. Set all bits of
+ canonical NaN if !qnan_msb_set.
+ (encode_ibm_extended, decode_ibm_extended): Likewise. Use
+ qnan_msb_set to tell the base double format.
+ (ibm_extended_format): Use 53 as pnan.
+ (mips_single_format, mips_double_format, mips_extended_format,
+ mips_quad_format): Copied from the corresponding ieee/ibm
+ formats, with qnan_msb_set false.
+ * config/mips/iris6.h (MIPS_TFMODE_FORMAT): Use mips_extended_format.
+ * config/mips/linux64.h (MIPS_TFMODE_FORMAT): Use mips_quad_format.
+ * config/mips/mips.c (override_options): Use mips_single_format
+ and mips_double_format. Default TFmode to mips_quad_format.
+ * config/mips/t-linux64 (tp-bit.c): Define QUIET_NAN_NEGATED.
+ * config/mips/t-irix6: Likewise.
+ * config/mips/t-mips (fp-bit.c, dp-bit.c): Likewise.
+ * config/fp-bit.c (pack_d, unpack_d): Obey it.
+
+2003-04-01 Geoffrey Keating <geoffk@apple.com>
+
+ * unwind-dw2-fde-darwin.c (DESTRUCTOR_MAY_BE_CALLED_LIVE): New.
+ (live_image_destructor): Reset image to initial state.
+ (examine_objects): Set DESTRUCTOR_MAY_BE_CALLED_LIVE.
+
+2003-04-01 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (input_operand): Accept bare
+ CONSTANT_P_RTX operands.
+
+2003-04-01 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
+
+ * gcse.c (struct ls_expr): Added pattern_regs field.
+ (ldst_entry): Initialize it.
+ (extract_mentioned_regs, extract_mentioned_regs_helper): New.
+ (store_ops_ok): Use regs precomputed by them.
+ (find_loads, store_killed_in_insn, load_kills_store): Change return
+ type to bool.
+ (store_killed_before, store_killed_after): Take position of register
+ set in account.
+ (reg_set_info): Store position of the setter.
+ (gcse_main): Enable store motion.
+ (mems_conflict_for_gcse_p): Enable load motion of non-symbol mems.
+ (pre_insert_copy_insn, update_ld_motion_stores, insert_store): Prevent rtl
+ sharing.
+ (simple_mem): Enable store motion of non-symbol mems.
+ (regvec): Type changed.
+ (LAST_AVAIL_CHECK_FAILURE): New.
+ (compute_store_table_current_insn): New.
+ (build_store_vectors): Computation of availability and anticipatability
+ moved ...
+ (compute_store_table, find_moveable_store): ... here.
+ (delete_store): Remove senseless comment.
+ (store_motion): Reorganize.
+
2003-04-01 Kevin Buettner <kevinb@redhat.com>
* config/mips/mips.c (override_options): Provide mappings for
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