Jan Hubicka [Mon, 7 Apr 2003 12:36:59 +0000 (14:36 +0200)]
re PR rtl-optimization/10024 ([HP-PA] inline optimization ICE)
PR opt/10024
* cfglayout.c (cfg_layout_redirect_edge):
Redirect any branch edges unified with the fallthru one.
* cfgrtl.c (force_nonfallthru_and_redirect): Do not special
case fallthru edges when called via cfglayout.c
Aaron M. Renn [Mon, 7 Apr 2003 12:25:08 +0000 (12:25 +0000)]
2003-04-07 Aaron M. Renn (arenn@urbanophile.com)
* java/io/ObjectStreamException
* java/io/FileFilter
* java/io/FilenameFilter
* java/io/ObjectInput
* java/io/ObjectOutput
* java/io/ObjectStreamConstants
Minor doc fixes, format fixes, spelling corrections, etc.
* java/io/DataInput
Corrected code samples in Javadocs to match reality
* java/io/DataOutput
* java/io/ObjectInputValidation
Major documentation fixes - all Javadocs re-written or updated
invoke.texi: Eliminate extra white-space caused by @gccoptlist{ on its own line.
* 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.
* tree.c (tree_size): For all 'c' and 'x' nodes, look directly
at the sizes of the relevant structures, rather than relying
on TREE_CODE_LENGTH. Call lang_hooks.tree_size to get the
sizes of any such we don't know about. Use
lang_hooks.identifier_size for IDENTIFIER_NODE.
(initializer_zerop): Use CONSTRUCTOR_ELTS.
* tree.def: Update commentary. Make fourth element of
the definition for all 'c' and 'x' nodes zero.
* langhooks.h: New hook, tree_size / LANG_HOOKS_TREE_SIZE.
* langhooks-def.h: Update to match.
* langhooks.c: New default, lhd_tree_size.
ada:
* ada-tree.def: Make fourth element for GNAT_LOOP_ID zero.
* misc.c (gnat_tree_size): New function.
(LANG_HOOKS_TREE_SIZE): Override.
cp:
* cp-tree.def: Make fourth element for all 'c' and 'x' nodes zero.
* cp-lang.c (cp_tree_size): New function.
(LANG_HOOKS_TREE_SIZE): Override.
* call.c: Include intl.h.
(print_z_candidate): Always use inform; get rid of errfn
argument. Reorganize so that all the strings get picked up
by xgettext. Note obligation of caller to pass first argument
through gettext.
(print_z_candidates): Update to match. Indent second and
successive candidates by strlen() of translated message.
(joust): Restructure ambiguous-conversion pedwarn so that
translators see a complete sentence. Update calls to
print_z_candidate.
Steven Bosscher [Sun, 6 Apr 2003 21:44:09 +0000 (21:44 +0000)]
hashtable.c (gcc_obstack_init): Delete this function and everything related to it.
2003-04-06 Steven Bosscher <steven@gcc.gnu.org>
* hashtable.c (gcc_obstack_init): Delete this function
and everything related to it.
* hashtable.h: Remove prototype.
* bitmap.c (bitmap_element_allocate): Cleanup redundant
defines. Cleanup some unnecessary whitespace.
* defaults.h (obstack_chunk_alloc): Redefine with
appropriate casts for libiberty obstacks.
(obstack_chunk_free): Ditto.
(OBSTACK_CHUNK_SIZE): Define, default to 0.
(gcc_obstack_init): Define as a call to _obstack_begin.
* tree.c (print_obstack_statistics): Delete this unused
function.
* tree.h (obstack): Don't forward-declare.
(print_obstack_statistics): Delete prototype.
(print_obstack_name): Ditto.
(gcc_obstack_init): Ditto.
* rtl.h (gcc_obstack_init): Ditto.
* java/jv-scan.c (gcc_obstack_init): Delete this
function, its prototype and related defines.
* java/jvgenmain.c (gcc_obstack_init): Delete this
function, and related defines.
* java/parse-scan.y (obstack_chunk_alloc): Don't define.
(obstack_chunk_free): Ditto
Daniel Berlin [Sat, 5 Apr 2003 20:13:20 +0000 (20:13 +0000)]
Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
2003-04-05 Daniel Berlin <dberlin@dberlin.org>
* Makefile.in (df.o): Depend on alloc-pool.h, not obstack.h.
* df.c: Include alloc-pool.h, not obstack.h.
(df_ref_obstack): Remove.
(df_ref_pool, df_link_pool): Add pools.
(df_alloc): Init the new pools.
(df_free): And free them.
(df_link_create): Use the pools.
(df_ref_create): Ditto.
Joel Brobecker [Fri, 4 Apr 2003 22:34:52 +0000 (22:34 +0000)]
dbxout.c (dbxout_type): When printing type index of range type whose bounds are printed in octal format...
* 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.
h8300-protos.h: Add a prototype for compute_a_shift_cc.
* 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.
contrib.texi (Contributors): Add entries for Wolfgang Bangerth...
* 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.
Nick Clifton [Fri, 4 Apr 2003 10:38:50 +0000 (10:38 +0000)]
(expand_prologue): Only use register save helper functions if long calls are not being used.
(expand_prologue): Only use register save helper functions if long calls are
not being used.
Add a clobber of r11 id using long calls.
(prolog pattern): Do not use this pattern for v850e's.
Matt Austern [Thu, 3 Apr 2003 21:00:56 +0000 (21:00 +0000)]
cpppch.c (reset_ht): Remove.
* 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.
Eric Botcazou [Thu, 3 Apr 2003 19:20:06 +0000 (21:20 +0200)]
re PR rtl-optimization/10157 ([Sparc] internal compiler error: in extract_insn, at recog.c:2188)
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.
Jason Merrill [Thu, 3 Apr 2003 18:23:04 +0000 (13:23 -0500)]
stor-layout.c (do_type_align): New fn, split out from...
* 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.
* cp/class.c (build_vtable): Set DECL_ALIGN here.
(get_vtable_decl): Not here.
(layout_vtable_decl): Or here.
(create_vtable_ptr): Or here.
(layout_class_type): Or here.
(check_bitfield_decl): Don't mess with field alignment.
* ada/misc.c (gnat_adjust_rli): #if 0.
* mangle.c: Include gt-cp-mangle.h.
(subst_identifiers): Mark with GTY.
* config-lang.in (gtfiles): Add cp/mangle.c.
* Make-lang.in: (gt-cp-mangle.h): New rule.
(cp/mangle.o): Depends on gt-cp-mangle.h.
h8300-protos.h: Add a prototype for gtle_operator.
* 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.
Jan Hubicka [Wed, 2 Apr 2003 22:19:30 +0000 (22:19 +0000)]
i386.c (override_options): Disable red zone by default on i386.
* 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
* 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.
except.c (convert_from_eh_region_ranges_1): Smash REG_EH_REGION notes for nothrow calls if flag_forced_unwind_exceptions.
* 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.
David Mosberger [Tue, 1 Apr 2003 23:29:35 +0000 (23:29 +0000)]
crti.asm: Clean up trailing whitespace.
* 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.
Roger Sayle [Tue, 1 Apr 2003 22:32:37 +0000 (22:32 +0000)]
re PR fortran/9974 (Test g77.f-torture/noncompile/check0.f fails)
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.
* gcc.c-torture/execute/20030401-1.c: New test case.
* 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.
Andrew Pinski [Tue, 1 Apr 2003 20:37:00 +0000 (20:37 +0000)]
config-lang.in (gtfiles): add \$(srcdir)/cp/name-lookup.c after \$(srcdir)/cp/name-lookup.h.
2003-04-01 Andrew Pinski <pinskia@physics.uc.edu>
* config-lang.in (gtfiles): add \$(srcdir)/cp/name-lookup.c
after \$(srcdir)/cp/name-lookup.h.
* name-lookup.c: (cxx_binding_make): Use ggc_alloc_clearedinstead
of ggc_alloc. Include gt-cp-name-lookup.h at the end of the file.
* Make-lang.in: (gt-cp-name-lookup.h): is generated by the gtype.
(cp/name-lookup.o): depends on gt-cp-name-lookup.h.
* 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.